Merge branch 'master' into sam460ex

build/jam/FloppyBootImage

@@ -3,12 +3,15 @@
 
 local X86_ONLY = ;
 local PPC_ONLY = ;
+local ARM_ONLY = ;
 if $(TARGET_ARCH) = x86 {
 	X86_ONLY = "" ;
 } else if $(TARGET_ARCH) = ppc {
 	X86_ONLY = ;
 } else if $(TARGET_ARCH) = m68k {
 	X86_ONLY = ;
+} else if $(TARGET_ARCH) = arm {
+	ARM_ONLY = "" ;
 }
 
 local GPL_ONLY = ;
@@ -80,6 +83,7 @@ if $(TARGET_ARCH) = x86 {
 
 # drivers
 AddNewDriversToFloppyBootArchive disk scsi : scsi_cd scsi_disk ;
+AddNewDriversToFloppyBootArchive disk : $(ARM_ONLY)norflash ;
 if $(USB_BOOT) = 1 {
 	AddDriversToFloppyBootArchive disk usb : usb_disk ;
 }
@@ -122,7 +126,7 @@ AddBootModuleSymlinksToFloppyBootArchive
 	ahci generic_ide_pci $(X86_ONLY)ide_isa silicon_image_3112 legacy_sata
 	it8211
 	$(USB_ONLY)<usb>uhci $(USB_ONLY)<usb>ohci $(USB_ONLY)<usb>ehci
-	scsi_cd scsi_disk $(USB_ONLY)usb_disk
+	scsi_cd scsi_disk $(USB_ONLY)usb_disk $(ARM_ONLY)norflash
 	intel session
 	$(SYSTEM_ADD_ONS_FILE_SYSTEMS)
 	$(BOOT_ADD_ONS_NET)

build/jam/HaikuImage

@@ -335,10 +335,10 @@ SYSTEM_LIBS_ALIASES =
 ;
 
 OPTIONAL_LIBS_ALIASES =
-	$(HAIKU_FREETYPE_CURRENT_LINK)
-	$(HAIKU_JPEG_CURRENT_LINK)
-	$(HAIKU_LIBPNG_CURRENT_LINK)
-	$(HAIKU_ZLIB_CURRENT_LINK)
+	libfreetype.so
+	libjpeg.so
+	libpng.so
+	libz.so
 ;
 
 # libfreetype.so links to the current freetype lib

docs/develop/ports/arm/todo.txt

@@ -1,4 +1,6 @@
 * Figure out how to get page flags (modified/accessed) and implement it ;)
+	use unmapped/read-only mappings to trigger soft faults
+	   for tracking used/modified flags for ARMv5 and ARMv6
 
 * Fix serial port mapping. Currently kernel uses the haiku_loader identity
   mapping for it, but this lives in user virtual address space...

headers/os/app/Message.h

@@ -475,6 +475,9 @@ public:
 			status_t			SetInt64(const char* name, int64 value);
 			status_t			SetUInt64(const char* name, uint64 value);
 			status_t			SetPointer(const char* name, const void* value);
+			status_t			SetString(const char* name, const char* string);
+			status_t			SetString(const char* name,
+									const BString& string);
 			status_t			SetFloat(const char* name, float value);
 			status_t			SetDouble(const char* name, double value);
 			status_t			SetAlignment(const char* name,

headers/os/storage/Entry.h

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2010, Haiku, Inc. All Rights Reserved.
+ * Copyright 2002-2012, Haiku, Inc. All Rights Reserved.
  * Distributed under the terms of the MIT License.
  */
 #ifndef _ENTRY_H
@@ -50,6 +50,8 @@ public:
 			status_t			InitCheck() const;
 			bool				Exists() const;
 
+			const char*			Name() const;
+
 	virtual status_t			GetStat(struct stat* stat) const;
 
 			status_t			SetTo(const BDirectory* dir, const char* path,

headers/private/kernel/arch/arm/arch_cpu.h

@@ -33,14 +33,29 @@ struct iframe {
 	uint32 pc;
 } _PACKED;
 
-typedef struct arch_cpu_info {
-} arch_cpu_info;
+/**! Values for arch_cpu_info.arch */
+enum {
+	ARCH_ARM_PRE_ARM7,
+	ARCH_ARM_v3,
+	ARCH_ARM_v4,
+	ARCH_ARM_v4T,
+	ARCH_ARM_v5,
+	ARCH_ARM_v5T,
+	ARCH_ARM_v5TE,
+	ARCH_ARM_v5TEJ,
+	ARCH_ARM_v6
+};
 
-extern int arch_cpu_type;
-extern int arch_fpu_type;
-extern int arch_mmu_type;
-extern int arch_platform;
-extern int arch_machine;
+typedef struct arch_cpu_info {
+	/* For a detailed interpretation of these values,
+	   see "The System Control coprocessor",
+	   "Main ID register" in your ARM ARM */
+	int implementor;
+	int part_number;
+	int revision;
+	int variant;
+	int arch;
+} arch_cpu_info;
 
 #ifdef __cplusplus
 extern "C" {

headers/private/kernel/boot/platform/u-boot/platform_stage2_args.h

@@ -12,6 +12,8 @@
 struct platform_stage2_args {
 	void *boot_tgz_data;
 	uint32 boot_tgz_size;
+	void *fdt_data;
+	uint32 fdt_size;
 };
 
 #endif	/* KERNEL_BOOT_PLATFORM_UBOOT_STAGE2_H */

headers/private/shared/AboutWindow.h

@@ -1,28 +1,45 @@
 /*
- * Copyright 2007-2009 Haiku, Inc.
+ * Copyright 2007-2012 Haiku, Inc.
  * Distributed under the terms of the MIT License.
  *
  * Authors:
- *		Ryan Leavengood, leavengood@gmail.com
+ *		Ryan Leavengood <leavengood@gmail.com>
+ *		John Scipione <jscipione@gmail.com>
  */
 #ifndef B_ABOUT_WINDOW_H
 #define B_ABOUT_WINDOW_H
 
 
-#include <String.h>
+#include <GroupView.h>
+#include <Window.h>
+#include <View.h>
 
 
-class BAboutWindow {
-	public:
-		BAboutWindow(const char *appName, int32 firstCopyrightYear,
-			const char **authors, const char *extraInfo = NULL);
-		virtual ~BAboutWindow();
+class AboutView;
+class BPoint;
+class BHandler;
 
-		void Show();
+class BAboutWindow : public BWindow {
+ public:
+							BAboutWindow(const char* appName,
+								const char* signature);
+	virtual					~BAboutWindow();
 
-	private:
-		BString* 		fAppName;
-		BString*		fText;
+	virtual	bool			QuitRequested();
+
+			BPoint			AboutPosition(float width, float height);
+			void			AddDescription(const char* description);
+			void			AddCopyright(int32 firstCopyrightYear,
+								const char* copyrightHolder,
+								const char** extraCopyrights = NULL);
+			void			AddAuthors(const char** authors);
+			void			AddSpecialThanks(const char** thanks);
+			void			AddVersionHistory(const char** history);
+			void			AddExtraInfo(const char* extraInfo);
+
+ private:
+			AboutView*		fAboutView;
+			BHandler*		fCaller;
 };
 
 #endif	// B_ABOUT_WINDOW_H

src/add-ons/kernel/drivers/audio/hda/hda_codec.cpp

@@ -1011,6 +1011,7 @@ TRACE("build output tree: %suse mixer\n", useMixer ? "" : "don't ");
 
 		int device = CONF_DEFAULT_DEVICE(widget.d.pin.config);
 		if (device != PIN_DEV_HEAD_PHONE_OUT
+			&& device != PIN_DEV_DIGITAL_OTHER_OUT
 			&& device != PIN_DEV_SPEAKER
 			&& device != PIN_DEV_LINE_OUT)
 			continue;

src/add-ons/kernel/drivers/audio/hda/hda_controller.cpp

@@ -770,6 +770,14 @@ hda_stream_setup_buffers(hda_audio_group* audioGroup, hda_stream* stream,
 		hda_send_verbs(codec, verb, response, 2);
 		//channelNum += 2; // TODO stereo widget ? Every output gets the same stream for now
 		dprintf("%ld ", stream->io_widgets[i]);
+
+		hda_widget* widget = hda_audio_group_get_widget(audioGroup,
+			stream->io_widgets[i]);
+		if ((widget->capabilities.audio & AUDIO_CAP_DIGITAL) != 0) {
+    		verb[0] = MAKE_VERB(codec->addr, stream->io_widgets[i],
+				VID_SET_DIGITAL_CONVERTER_CONTROL1, format);
+   			hda_send_verbs(codec, verb, response, 1);
+		}
 	}
 	dprintf("\n");
 

src/add-ons/kernel/drivers/audio/hda/hda_multi_audio.cpp

@@ -892,12 +892,14 @@ get_buffers(hda_audio_group* audioGroup, multi_buffer_list* data)
 		|| data->return_record_buffers < STREAM_MIN_BUFFERS)
 		data->return_record_buffers = STREAM_MIN_BUFFERS;
 
-	if (data->return_playback_buffer_size == 0) {
+	if (data->return_playback_buffer_size == 0
+		&& audioGroup->playback_stream != NULL) {
 		data->return_playback_buffer_size = default_buffer_length_for_rate(
 			audioGroup->playback_stream->sample_rate);
 	}
 
-	if (data->return_record_buffer_size == 0) {
+	if (data->return_record_buffer_size == 0
+		&& audioGroup->record_stream != NULL) {
 		data->return_record_buffer_size = default_buffer_length_for_rate(
 				audioGroup->record_stream->sample_rate);
 	}

src/add-ons/kernel/drivers/disk/Jamfile

@@ -1,6 +1,7 @@
 SubDir HAIKU_TOP src add-ons kernel drivers disk ;
 
 SubInclude HAIKU_TOP src add-ons kernel drivers disk floppy ;
+SubInclude HAIKU_TOP src add-ons kernel drivers disk norflash ;
 SubInclude HAIKU_TOP src add-ons kernel drivers disk scsi ;
 SubInclude HAIKU_TOP src add-ons kernel drivers disk usb ;
 SubInclude HAIKU_TOP src add-ons kernel drivers disk virtual ;

src/add-ons/kernel/drivers/disk/norflash/Jamfile

@@ -0,0 +1,10 @@
+SubDir HAIKU_TOP src add-ons kernel drivers disk norflash ;
+
+SetSubDirSupportedPlatformsBeOSCompatible ;
+
+UsePrivateHeaders drivers kernel ;
+
+KernelAddon norflash :
+	norflash.cpp
+;
+

src/add-ons/kernel/drivers/disk/norflash/norflash.cpp

@@ -0,0 +1,298 @@
+/*
+ * Copyright 2012, Haiku, Inc.
+ * Distributed under the terms of the MIT License.
+ *
+ * Authors:
+ *		Ithamar R. Adema <ithamar@upgrade-android.com>
+ */
+
+
+#include <drivers/device_manager.h>
+#include <drivers/KernelExport.h>
+#include <drivers/Drivers.h>
+#include <kernel/OS.h>
+
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <ctype.h>
+
+//#define TRACE_NORFLASH
+#ifdef TRACE_NORFLASH
+#define TRACE(x...)	dprintf("nor: " x)
+#else
+#define TRACE(x...)
+#endif
+
+#define NORFLASH_DEVICE_MODULE_NAME	"drivers/disk/norflash/device_v1"
+#define NORFLASH_DRIVER_MODULE_NAME	"drivers/disk/norflash/driver_v1"
+
+#define NORFLASH_ADDR	0x00000000
+
+struct nor_driver_info {
+	device_node *node;
+	size_t blocksize;
+	size_t totalsize;
+
+	area_id id;
+	void *mapped;
+};
+
+static device_manager_info* sDeviceManager;
+
+static const char *sTabTab = "\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t";
+#define DS "%.*s"
+#define DA depth - 1, sTabTab
+
+static void
+dump_hex(const char *data, int32 len, int depth = 1)
+{
+	char str[128];
+	char astr[32];
+	char *p;
+	int l;
+	int i;
+
+	for (i = 0; i < len; ) {
+		p = str;
+		l = sizeof(str);
+		for (; i < len && (p == str || (i % 16 != 0)); i++) {
+			snprintf(p, l - 1, "%02x ", data[i]);
+			l -= strlen(p);
+			p += strlen(p);
+			astr[i % 16] = isprint(data[i]) ? data[i] : '.';
+			astr[i % 16] = isprint(data[i]) ? data[i] : '.';
+			astr[(i % 16) + 1] = '\0';
+		}
+		dprintf(DS"    %-48.48s	%s\n", DA, str, astr);
+	}
+}
+
+
+static status_t
+nor_init_device(void* _info, void** _cookie)
+{
+	TRACE("init_device\n");
+	nor_driver_info* info = (nor_driver_info*)_info;
+
+	info->mapped = NULL;
+	info->blocksize = 128 * 1024;
+	info->totalsize = info->blocksize * 256;
+
+	info->id = map_physical_memory("NORFlash", NORFLASH_ADDR, info->totalsize, B_ANY_KERNEL_ADDRESS, B_READ_AREA, &info->mapped);
+	if (info->id < 0)
+		return info->id;
+
+	*_cookie = info;
+	return B_OK;
+}
+
+
+static void
+nor_uninit_device(void* _cookie)
+{
+	TRACE("uninit_device\n");
+	nor_driver_info* info = (nor_driver_info*)_cookie;
+	if (info)
+		delete_area(info->id);	
+}
+
+
+static status_t
+nor_open(void *deviceCookie, const char *path, int openMode,
+                                        void **_cookie)
+{
+	TRACE("open(%s)\n", path);
+	*_cookie = deviceCookie;
+	return B_OK;
+}
+
+
+static status_t
+nor_close(void *_cookie)
+{
+	TRACE("close()\n");
+	return B_OK;
+}
+
+
+static status_t
+nor_free(void *_cookie)
+{
+	TRACE("free()\n");
+	return B_OK;
+}
+
+
+static status_t
+nor_ioctl(void *cookie, uint32 op, void *buffer, size_t length)
+{
+	nor_driver_info* info = (nor_driver_info*)cookie;
+	TRACE("ioctl(%ld,%lu)\n", op, length);
+
+	switch(op) {
+	case B_GET_GEOMETRY:
+		{
+			device_geometry *deviceGeometry = (device_geometry*)buffer;
+			deviceGeometry->removable = false;
+			deviceGeometry->bytes_per_sector = info->blocksize;
+			deviceGeometry->sectors_per_track = info->totalsize / info->blocksize;
+			deviceGeometry->cylinder_count = 1;
+			deviceGeometry->head_count = 1;
+			deviceGeometry->device_type = B_DISK;
+			deviceGeometry->removable = false;
+			deviceGeometry->read_only = true;
+			deviceGeometry->write_once = false;
+			return B_OK;
+		}
+		break;
+	case B_GET_DEVICE_NAME:
+		strlcpy((char*)buffer, "NORFlash", length);
+		break;
+	}
+
+	return B_ERROR;
+}
+
+
+static status_t
+nor_read(void *_cookie, off_t position, void *data, size_t *numbytes)
+{
+	nor_driver_info* info = (nor_driver_info*)_cookie;
+	TRACE("read(%Ld,%lu)\n", position, *numbytes);
+
+	if (position + *numbytes > info->totalsize)
+		*numbytes = info->totalsize - (position + *numbytes);
+
+	memcpy(data, info->mapped + position, *numbytes);
+
+#ifdef TRACE_NORFLASH
+	dump_hex((const char*)(info->mapped + position), *numbytes, 1);
+#endif
+
+	return B_OK;
+}
+
+
+static status_t
+nor_write(void *_cookie, off_t position, const void *data, size_t *numbytes)
+{
+	TRACE("write(%Ld,%lu)\n", position, *numbytes);
+	*numbytes = 0;
+	return B_ERROR;
+}
+
+
+static float
+nor_supports_device(device_node *parent)
+{
+	TRACE("supports_device\n");
+	return 0.6;
+}
+
+
+static status_t
+nor_register_device(device_node *node)
+{
+	TRACE("register_device\n");
+	// ready to register
+	device_attr attrs[] = {
+		{ NULL }
+	};
+
+	return sDeviceManager->register_node(node, NORFLASH_DRIVER_MODULE_NAME,
+		attrs, NULL, NULL);
+}
+
+
+static status_t
+nor_init_driver(device_node *node, void **cookie)
+{
+	TRACE("init_driver\n");
+
+	nor_driver_info* info = (nor_driver_info*)malloc(sizeof(nor_driver_info));
+	if (info == NULL)
+		return B_NO_MEMORY;
+
+	memset(info, 0, sizeof(*info));
+
+	info->node = node;
+
+	*cookie = info;
+	return B_OK;
+}
+
+
+static void
+nor_uninit_driver(void *_cookie)
+{
+	TRACE("uninit_driver\n");
+	nor_driver_info* info = (nor_driver_info*)_cookie;
+	free(info);
+}
+
+
+static status_t
+nor_register_child_devices(void* _cookie)
+{
+	TRACE("register_child_devices\n");
+	nor_driver_info* info = (nor_driver_info*)_cookie;
+	status_t status;
+
+	status = sDeviceManager->publish_device(info->node, "disk/nor/0/raw",
+		NORFLASH_DEVICE_MODULE_NAME);
+
+	return status;
+}
+
+struct device_module_info sNORFlashDiskDevice = {
+	{
+		NORFLASH_DEVICE_MODULE_NAME,
+		0,
+		NULL
+	},
+
+	nor_init_device,
+	nor_uninit_device,
+	NULL, //nor_remove,
+
+	nor_open,
+	nor_close,
+	nor_free,
+	nor_read,
+	nor_write,
+	NULL,	// nor_io,
+	nor_ioctl,
+
+	NULL,	// select
+	NULL,	// deselect
+};
+
+
+
+struct driver_module_info sNORFlashDiskDriver = {
+	{
+		NORFLASH_DRIVER_MODULE_NAME,
+		0,
+		NULL
+	},
+
+	nor_supports_device,
+	nor_register_device,
+	nor_init_driver,
+	nor_uninit_driver,
+	nor_register_child_devices,
+	NULL,	// rescan
+	NULL,	// removed
+};
+
+module_dependency module_dependencies[] = {
+	{ B_DEVICE_MANAGER_MODULE_NAME, (module_info**)&sDeviceManager },
+	{ }
+};
+
+module_info* modules[] = {
+	(module_info*)&sNORFlashDiskDriver,
+	(module_info*)&sNORFlashDiskDevice,
+	NULL
+};

src/apps/activitymonitor/ActivityMonitor.cpp

@@ -8,17 +8,19 @@
 
 #include <stdlib.h>
 
-#include <AboutWindow.h>
 #include <Application.h>
 
 #include "ActivityWindow.h"
 
+
+const char* kAppName = B_TRANSLATE_SYSTEM_NAME("ActivityMonitor");
 const char* kSignature = "application/x-vnd.Haiku-ActivityMonitor";
 
 
 ActivityMonitor::ActivityMonitor()
 	: BApplication(kSignature)
 {
+	fWindow = new ActivityWindow();
 }
 
 
@@ -30,7 +32,6 @@ ActivityMonitor::~ActivityMonitor()
 void
 ActivityMonitor::ReadyToRun()
 {
-	fWindow = new ActivityWindow();
 	fWindow->Show();
 }
 
@@ -52,20 +53,6 @@ ActivityMonitor::MessageReceived(BMessage* message)
 void
 ActivityMonitor::AboutRequested()
 {
-	ShowAbout();
-}
-
-
-/*static*/ void
-ActivityMonitor::ShowAbout()
-{
-	const char* kAuthors[] = {
-		"Axel Dörfler",
-		NULL
-	};
-
-	BAboutWindow aboutWindow(B_TRANSLATE_SYSTEM_NAME("ActivityMonitor"), 2008, kAuthors);
-	aboutWindow.Show();
 }
 
 

src/apps/activitymonitor/ActivityMonitor.h

@@ -9,8 +9,9 @@
 #include <Application.h>
 #include <Catalog.h>
 
-class BMessage;
+
 class ActivityWindow;
+class BMessage;
 
 #undef B_TRANSLATION_CONTEXT
 #define B_TRANSLATION_CONTEXT "ActivityWindow"
@@ -28,8 +29,6 @@ public:
 
 	virtual	void	AboutRequested();
 
-	static	void	ShowAbout();
-
 private:
 	ActivityWindow*	fWindow;
 };

src/apps/activitymonitor/ActivityView.cpp

@@ -12,6 +12,7 @@
 #include <vector>
 
 #ifdef __HAIKU__
+#	include <AboutWindow.h>
 #	include <AbstractLayoutItem.h>
 #	include <ControlLook.h>
 #endif
@@ -175,6 +176,7 @@ const uint32 kMsgToggleDataSource = 'tgds';
 const uint32 kMsgToggleLegend = 'tglg';
 const uint32 kMsgUpdateResolution = 'ures';
 
+extern const char* kAppName;
 extern const char* kSignature;
 
 
@@ -598,6 +600,10 @@ ActivityView::~ActivityView()
 {
 	delete fOffscreen;
 	delete fSystemInfoHandler;
+
+	// replicant deleted, destroy the about window
+	if (fAboutWindow != NULL)
+		fAboutWindow->Quit();
 }
 
 
@@ -641,6 +647,8 @@ ActivityView::_Init(const BMessage* settings)
 	const char* name;
 	for (int32 i = 0; settings->FindString("source", i, &name) == B_OK; i++)
 		AddDataSource(DataSource::FindSource(name), settings);
+
+	fAboutWindow = NULL;
 }
 
 
@@ -1104,7 +1112,21 @@ ActivityView::MessageReceived(BMessage* message)
 
 	switch (message->what) {
 		case B_ABOUT_REQUESTED:
-			ActivityMonitor::ShowAbout();
+			if (fAboutWindow == NULL) {
+				const char* authors[] = {
+					"Axel Dörfler",
+					NULL
+				};
+
+				fAboutWindow = new BAboutWindow(kAppName, kSignature);
+				fAboutWindow->AddCopyright(2008, "Haiku, Inc.");
+				fAboutWindow->AddAuthors(authors);
+				fAboutWindow->Show();
+			} else if (fAboutWindow->IsHidden())
+				fAboutWindow->Show();
+			else
+				fAboutWindow->Activate();
+
 			break;
 
 		case kMsgUpdateResolution:

src/apps/activitymonitor/ActivityView.h

@@ -16,6 +16,8 @@
 #include "CircularBuffer.h"
 #include "DataSource.h"
 
+
+class BAboutWindow;
 class BBitmap;
 class BMessageRunner;
 class Scale;
@@ -23,7 +25,6 @@ class SystemInfoHandler;
 class ViewHistory;
 struct data_item;
 
-
 class DataHistory {
 public:
 						DataHistory(bigtime_t memorize, bigtime_t interval);
@@ -145,6 +146,8 @@ private:
 	int32				fOriginalResolution;
 	SystemInfoHandler*	fSystemInfoHandler;
 	std::map<scale_type, ::Scale*> fScales;
+
+	BAboutWindow*	fAboutWindow;
 };
 
 #endif	// ACTIVITY_VIEW_H

src/apps/debugger/arch/Architecture.h

@@ -1,6 +1,6 @@
 /*
  * Copyright 2009, Ingo Weinhold, ingo_weinhold@gmx.de.
- * Copyright 2011, Rene Gollent, rene@gollent.com.
+ * Copyright 2011-2012, Rene Gollent, rene@gollent.com.
  * Distributed under the terms of the MIT License.
  */
 #ifndef ARCHITECTURE_H
@@ -38,6 +38,13 @@ enum {
 };
 
 
+enum {
+	WATCHPOINT_CAPABILITY_FLAG_READ = 1,
+	WATCHPOINT_CAPABILITY_FLAG_WRITE = 2,
+	WATCHPOINT_CAPABILITY_FLAG_READ_WRITE = 4
+};
+
+
 class Architecture : public BReferenceable {
 public:
 								Architecture(TeamMemory* teamMemory,
@@ -105,6 +112,12 @@ public:
 									bool useExistingTrace = false);
 										// team is not locked
 
+	virtual	status_t			GetWatchpointDebugCapabilities(
+									int32& _maxRegisterCount,
+									int32& _maxBytesPerRegister,
+									uint8& _watchpointCapabilityFlags) = 0;
+
+
 protected:
 			TeamMemory*			fTeamMemory;
 			uint8				fAddressSize;

src/apps/debugger/arch/x86/ArchitectureX86.cpp

@@ -1,6 +1,6 @@
 /*
  * Copyright 2009-2012, Ingo Weinhold, ingo_weinhold@gmx.de.
- * Copyright 2011, Rene Gollent, rene@gollent.com.
+ * Copyright 2011-2012, Rene Gollent, rene@gollent.com.
  * Distributed under the terms of the MIT License.
  */
 
@@ -611,6 +611,24 @@ ArchitectureX86::GetInstructionInfo(target_addr_t address,
 }
 
 
+status_t
+ArchitectureX86::GetWatchpointDebugCapabilities(int32& _maxRegisterCount,
+	int32& _maxBytesPerRegister, uint8& _watchpointCapabilityFlags)
+{
+	// while x86 technically has 4 hardware debug registers, one is reserved by
+	// the kernel, and one is required for breakpoint support, which leaves
+	// two available for watchpoints.
+	_maxRegisterCount = 2;
+	_maxBytesPerRegister = 4;
+
+	// x86 only supports write and read/write watchpoints.
+	_watchpointCapabilityFlags = WATCHPOINT_CAPABILITY_FLAG_WRITE
+		| WATCHPOINT_CAPABILITY_FLAG_READ_WRITE;
+
+	return B_OK;
+}
+
+
 void
 ArchitectureX86::_AddRegister(int32 index, const char* name,
 	uint32 bitSize, uint32 valueType, register_type type, bool calleePreserved)

src/apps/debugger/arch/x86/ArchitectureX86.h

@@ -1,6 +1,6 @@
 /*
  * Copyright 2009, Ingo Weinhold, ingo_weinhold@gmx.de.
- * Copyright 2011, Rene Gollent, rene@gollent.com.
+ * Copyright 2011-2012, Rene Gollent, rene@gollent.com.
  * Distributed under the terms of the MIT License.
  */
 #ifndef ARCHITECTURE_X86_H
@@ -23,7 +23,7 @@ public:
 
 	virtual	status_t			Init();
 
-	virtual int32				StackGrowthDirection() const;	
+	virtual int32				StackGrowthDirection() const;
 
 	virtual	int32				CountRegisters() const;
 	virtual	const Register*		Registers() const;
@@ -61,6 +61,11 @@ public:
 	virtual	status_t			GetInstructionInfo(target_addr_t address,
 									InstructionInfo& _info);
 
+	virtual	status_t			GetWatchpointDebugCapabilities(
+									int32& _maxRegisterCount,
+									int32& _maxBytesPerRegister,
+									uint8& _watchpointCapabilityFlags);
+
 private:
 			struct ToDwarfRegisterMap;
 			struct FromDwarfRegisterMap;

src/apps/debugger/user_interface/gui/team_window/TeamWindow.cpp

@@ -261,8 +261,9 @@ TeamWindow::MessageReceived(BMessage* message)
 			}
 
 			try {
-				WatchPromptWindow* window = WatchPromptWindow::Create(address,
-					type, length, fListener);
+				WatchPromptWindow* window = WatchPromptWindow::Create(
+					fTeam->GetArchitecture(), address, type, length,
+					fListener);
 				window->Show();
 			} catch (...) {
 				// TODO: notify user

src/apps/debugger/user_interface/gui/team_window/WatchPromptWindow.cpp

@@ -15,38 +15,43 @@
 
 #include <ExpressionParser.h>
 
+#include "Architecture.h"
 #include "MessageCodes.h"
 #include "UserInterface.h"
 #include "Watchpoint.h"
 
 
-WatchPromptWindow::WatchPromptWindow(target_addr_t address, uint32 type,
-	int32 length, UserInterfaceListener* listener)
+WatchPromptWindow::WatchPromptWindow(Architecture* architecture,
+	target_addr_t address, uint32 type, int32 length,
+	UserInterfaceListener* listener)
 	:
 	BWindow(BRect(), "Edit Watchpoint", B_FLOATING_WINDOW,
 		B_AUTO_UPDATE_SIZE_LIMITS | B_CLOSE_ON_ESCAPE),
 	fInitialAddress(address),
 	fInitialType(type),
 	fInitialLength(length),
+	fArchitecture(architecture),
 	fAddressInput(NULL),
 	fLengthInput(NULL),
 	fTypeField(NULL),
 	fListener(listener)
 {
+	fArchitecture->AcquireReference();
 }
 
 
 WatchPromptWindow::~WatchPromptWindow()
 {
+	fArchitecture->ReleaseReference();
 }
 
 
 WatchPromptWindow*
-WatchPromptWindow::Create(target_addr_t address, uint32 type, int32 length,
-	UserInterfaceListener* listener)
+WatchPromptWindow::Create(Architecture* architecture, target_addr_t address,
+	uint32 type, int32 length, UserInterfaceListener* listener)
 {
-	WatchPromptWindow* self = new WatchPromptWindow(address, type, length,
-		listener);
+	WatchPromptWindow* self = new WatchPromptWindow(architecture, address,
+		type, length, listener);
 
 	try {
 		self->_Init();
@@ -69,10 +74,29 @@ WatchPromptWindow::_Init()
 	text.SetToFormat("%" B_PRId32, fInitialLength);
 	fLengthInput = new BTextControl("Length:", text, NULL);
 
+	int32 maxDebugRegisters = 0;
+	int32 maxBytesPerRegister = 0;
+	uint8 debugCapabilityFlags = 0;
+	fArchitecture->GetWatchpointDebugCapabilities(maxDebugRegisters,
+		maxBytesPerRegister, debugCapabilityFlags);
+
 	BMenu* typeMenu = new BMenu("Watch Type");
-	typeMenu->AddItem(new BMenuItem("Read", NULL));
-	typeMenu->AddItem(new BMenuItem("Write", NULL));
-	typeMenu->AddItem(new BMenuItem("Read/Write", NULL));
+
+	BMenuItem* watchTypeItem = new BMenuItem("Read", NULL);
+	watchTypeItem->SetEnabled(
+		(debugCapabilityFlags & WATCHPOINT_CAPABILITY_FLAG_READ) != 0);
+	typeMenu->AddItem(watchTypeItem);
+
+	watchTypeItem = new BMenuItem("Write", NULL);
+	watchTypeItem->SetEnabled(
+		(debugCapabilityFlags & WATCHPOINT_CAPABILITY_FLAG_WRITE) != 0);
+	typeMenu->AddItem(watchTypeItem);
+
+	watchTypeItem = new BMenuItem("Read/Write", NULL);
+	watchTypeItem->SetEnabled(
+		(debugCapabilityFlags & WATCHPOINT_CAPABILITY_FLAG_READ_WRITE) != 0);
+	typeMenu->AddItem(watchTypeItem);
+
 	fTypeField = new BMenuField("Type:", typeMenu);
 	BLayoutItem* labelItem = fTypeField->CreateLabelLayoutItem();
 	labelItem->View()->SetViewColor(ui_color(B_PANEL_BACKGROUND_COLOR));

src/apps/debugger/user_interface/gui/team_window/WatchPromptWindow.h

@@ -11,6 +11,7 @@
 #include "types/Types.h"
 
 
+class Architecture;
 class BTextControl;
 class Watchpoint;
 class BMenuField;
@@ -20,14 +21,15 @@ class UserInterfaceListener;
 class WatchPromptWindow : public BWindow
 {
 public:
-			// edit existing watchpoint
-								WatchPromptWindow(target_addr_t address,
-									uint32 type, int32 length,
+								WatchPromptWindow(Architecture* architecture,
+									target_addr_t address, uint32 type,
+									int32 length,
 									UserInterfaceListener* listener);
 
 								~WatchPromptWindow();
 
-	static	WatchPromptWindow*	Create(target_addr_t address, uint32 type,
+	static	WatchPromptWindow*	Create(Architecture* architecture,
+									target_addr_t address, uint32 type,
 									int32 length,
 									UserInterfaceListener* listener);
 									// throws
@@ -45,6 +47,7 @@ private:
 			target_addr_t		fInitialAddress;
 			uint32				fInitialType;
 			int32				fInitialLength;
+			Architecture*		fArchitecture;
 			BTextControl*		fAddressInput;
 			BTextControl*		fLengthInput;
 			BMenuField*			fTypeField;

src/apps/deskbar/BarMenuBar.cpp

@@ -51,6 +51,8 @@ All rights reserved.
 #include "TeamMenu.h"
 
 
+const float kSepItemWidth = 5.0f;
+
 TBarMenuBar::TBarMenuBar(TBarView* bar, BRect frame, const char* name)
 	: BMenuBar(frame, name, B_FOLLOW_NONE, B_ITEMS_IN_ROW, false),
 	fBarView(bar),
@@ -86,11 +88,15 @@ TBarMenuBar::SmartResize(float width, float height)
 
 	width -= 1;
 
-	int32 count = CountItems();
-	if (fDeskbarMenuItem)
-		fDeskbarMenuItem->SetWidthHeight(width / count, height);
-	if (fAppListMenuItem)
-		fAppListMenuItem->SetWidthHeight(width / count, height);
+	if (fSeparatorItem)
+		fDeskbarMenuItem->SetWidthHeight(width - kSepItemWidth, height);
+	else {
+		int32 count = CountItems();
+		if (fDeskbarMenuItem)
+			fDeskbarMenuItem->SetWidthHeight(width / count, height);
+		if (fAppListMenuItem)
+			fAppListMenuItem->SetWidthHeight(width / count, height);
+	}
 
 	InvalidateLayout();
 }
@@ -130,17 +136,51 @@ TBarMenuBar::RemoveTeamMenu()
 
 
 void
-TBarMenuBar::Draw(BRect rect)
+TBarMenuBar::AddSeperatorItem()
 {
-	// want to skip the fancy BMenuBar drawing code.
-	BMenu::Draw(rect);
+	if (CountItems() > 1)
+		return;
+
+	BRect frame(Frame());
+	delete fSeparatorItem;
+
+	fSeparatorItem = new TTeamMenuItem(kSepItemWidth,
+		frame.Height() - 2, false);
+	AddItem(fSeparatorItem);
+	fSeparatorItem->SetEnabled(false);
+	SmartResize(frame.Width() - 1.0f, frame.Height());
 }
 
 
 void
-TBarMenuBar::DrawBackground(BRect rect)
+TBarMenuBar::RemoveSeperatorItem()
 {
-	BMenu::DrawBackground(rect);
+	if (CountItems() < 2)
+		return;
+
+	if (fSeparatorItem) {
+		RemoveItem((BMenuItem*)fSeparatorItem);
+		delete fSeparatorItem;
+		fSeparatorItem = NULL;
+	}
+
+	BRect frame = Frame();
+	SmartResize(frame.Width(), frame.Height());
+}
+
+
+void
+TBarMenuBar::Draw(BRect updateRect)
+{
+	// want to skip the fancy BMenuBar drawing code.
+	BMenu::Draw(updateRect);
+}
+
+
+void
+TBarMenuBar::DrawBackground(BRect updateRect)
+{
+	BMenu::DrawBackground(updateRect);
 }
 
 

src/apps/deskbar/BarMenuBar.h

@@ -63,6 +63,9 @@ class TBarMenuBar : public BMenuBar {
 		void AddTeamMenu();
 		void RemoveTeamMenu();
 
+		void AddSeperatorItem();
+		void RemoveSeperatorItem();
+
 		void InitTrackingHook(bool (* hookfunction)(BMenu*, void*), void* state,
 			bool both = false);
 
@@ -70,6 +73,7 @@ class TBarMenuBar : public BMenuBar {
 		TBarView* fBarView;
 		TBarMenuTitle* fDeskbarMenuItem;
 		TBarMenuTitle* fAppListMenuItem;
+		TTeamMenuItem* fSeparatorItem;
 };
 
 

src/apps/deskbar/BarView.cpp

@@ -58,6 +58,7 @@ All rights reserved.
 #include "DeskbarUtils.h"
 #include "ExpandoMenuBar.h"
 #include "FSUtils.h"
+#include "InlineScrollView.h"
 #include "ResourceSet.h"
 #include "StatusView.h"
 #include "TeamMenuItem.h"
@@ -70,6 +71,7 @@ const int32 kDefaultRecentAppCount = 10;
 const int32 kMenuTrackMargin = 20;
 
 const uint32 kUpdateOrientation = 'UpOr';
+const float kSepItemWidth = 5.0f;
 
 
 class BarViewMessageFilter : public BMessageFilter
@@ -130,6 +132,7 @@ BarViewMessageFilter::Filter(BMessage* message, BHandler** target)
 TBarView::TBarView(BRect frame, bool vertical, bool left, bool top,
 		uint32 state, float)
 	: BView(frame, "BarView", B_FOLLOW_ALL_SIDES, B_WILL_DRAW),
+	fInlineScrollView(NULL),
 	fBarMenuBar(NULL),
 	fExpando(NULL),
 	fTrayLocation(1),
@@ -347,47 +350,47 @@ TBarView::MouseDown(BPoint where)
 void
 TBarView::PlaceDeskbarMenu()
 {
-	// top or bottom, full
-	if (!fVertical && fBarMenuBar) {
-		fBarMenuBar->RemoveSelf();
-		delete fBarMenuBar;
-		fBarMenuBar = NULL;
+	// Calculate the size of the deskbar menu
+	BRect menuFrame(Bounds());
+	if (fVertical)
+		menuFrame.bottom = menuFrame.top + kMenuBarHeight;
+	else {
+		menuFrame.bottom = menuFrame.top
+			+ static_cast<TBarApp*>(be_app)->IconSize() + 4;
 	}
 
-	// top or bottom expando mode has Be menu built in for tracking
-	// only for vertical mini or expanded
-	// mini mode will have team menu added as part of BarMenuBar
-	if (fVertical && !fBarMenuBar) {
+	if (fBarMenuBar == NULL) {
 		// create the Be menu
-		BRect mbarFrame(Bounds());
-		mbarFrame.bottom = mbarFrame.top + kMenuBarHeight;
-		fBarMenuBar = new TBarMenuBar(this, mbarFrame, "BarMenuBar");
+		fBarMenuBar = new TBarMenuBar(this, menuFrame, "BarMenuBar");
 		AddChild(fBarMenuBar);
-	}
-
-	// if there isn't a bemenu at this point,
-	// DB should be in top/bottom mode, else error
-	if (!fBarMenuBar)
-		return;
+	} else
+		fBarMenuBar->SmartResize(-1, -1);
 
 	float width = sMinimumWindowWidth;
 	BPoint loc(B_ORIGIN);
-	BRect menuFrame(fBarMenuBar->Frame());
+
 	if (fState == kFullState) {
 		fBarMenuBar->RemoveTeamMenu();
+		fBarMenuBar->RemoveSeperatorItem();
 		// TODO: Magic constants need explanation
 		width = 8 + 16 + 8;
+		fBarMenuBar->SmartResize(width, menuFrame.Height());
 		loc = Bounds().LeftTop();
 	} else if (fState == kExpandoState) {
-		// shows apps below tray
 		fBarMenuBar->RemoveTeamMenu();
-		if (fVertical)
+		if (fVertical) {
+			// shows apps below tray
+			fBarMenuBar->RemoveSeperatorItem();
 			width += 1;
-		else
-			width = floorf(width) / 2;
+		} else {
+			// shows apps to the right of bemenu
+			fBarMenuBar->AddSeperatorItem();
+			width = floorf(width) / 2 + kSepItemWidth;
+		}
 		loc = Bounds().LeftTop();
 	} else {
 		// mini mode, DeskbarMenu next to team menu
+		fBarMenuBar->RemoveSeperatorItem();
 		fBarMenuBar->AddTeamMenu();
 	}
 
@@ -441,9 +444,16 @@ TBarView::PlaceTray(bool vertSwap, bool leftSwap)
 void
 TBarView::PlaceApplicationBar()
 {
+	SaveExpandedItems();
+
+	if (fInlineScrollView != NULL) {
+		fInlineScrollView->DetachScrollers();
+		fInlineScrollView->RemoveSelf();
+		delete fInlineScrollView;
+		fInlineScrollView = NULL;
+	}
+
 	if (fExpando != NULL) {
-		SaveExpandedItems();
-		fExpando->RemoveSelf();
 		delete fExpando;
 		fExpando = NULL;
 	}
@@ -458,6 +468,7 @@ TBarView::PlaceApplicationBar()
 	}
 
 	BRect expandoFrame(0, 0, 0, 0);
+	BRect menuScrollFrame(0, 0, 0, 0);
 	if (fVertical) {
 		// top left/right
 		if (fTrayLocation != 0)
@@ -470,28 +481,45 @@ TBarView::PlaceApplicationBar()
 			expandoFrame.right = fBarMenuBar->Frame().Width();
 		else
 			expandoFrame.right = sMinimumWindowWidth;
+
+		menuScrollFrame = expandoFrame;
+		menuScrollFrame.bottom = screenFrame.bottom;
 	} else {
 		// top or bottom
 		expandoFrame.top = 0;
 		int32 iconSize = static_cast<TBarApp*>(be_app)->IconSize();
 		expandoFrame.bottom = iconSize + 4;
-		if (fTrayLocation != 0)
-			expandoFrame.right = fDragRegion->Frame().left - 1;
-		else
+
+		if (fBarMenuBar != NULL)
+			expandoFrame.left = fBarMenuBar->Frame().Width();
+
+		if (fTrayLocation != 0 && fDragRegion != NULL) {
+			expandoFrame.right = screenFrame.Width()
+				- fDragRegion->Frame().Width() - 1;
+		} else
 			expandoFrame.right = screenFrame.Width();
+
+		menuScrollFrame = expandoFrame;
 	}
 
 	bool hideLabels = ((TBarApp*)be_app)->Settings()->hideLabels;
 
 	fExpando = new TExpandoMenuBar(this, expandoFrame, "ExpandoMenuBar",
 		fVertical, !hideLabels && fState != kFullState);
-	AddChild(fExpando);
+
+	fInlineScrollView = new TInlineScrollView(menuScrollFrame, fExpando,
+		fVertical ? B_VERTICAL : B_HORIZONTAL);
+	AddChild(fInlineScrollView);
 
 	if (fVertical)
 		ExpandItems();
 
 	SizeWindow(screenFrame);
 	PositionWindow(screenFrame);
+	fExpando->DoLayout();
+		// force menu to autosize
+	CheckForScrolling();
+
 	Window()->UpdateIfNeeded();
 	Invalidate();
 }
@@ -522,7 +550,12 @@ TBarView::GetPreferredWindowSize(BRect screenFrame, float* width, float* height)
 		} else if (fState == kExpandoState) {
 			if (fVertical) {
 				// top left or right
-				windowHeight = fExpando->Frame().bottom;
+				if (fTrayLocation != 0)
+					windowHeight = fDragRegion->Frame().bottom + 1;
+				else
+					windowHeight = fBarMenuBar->Frame().bottom + 1;
+
+				windowHeight += fExpando->Bounds().Height();
 			} else {
 				// top or bottom, full
 				fExpando->CheckItemSizes(0);
@@ -549,8 +582,6 @@ TBarView::SizeWindow(BRect screenFrame)
 	float windowWidth, windowHeight;
 	GetPreferredWindowSize(screenFrame, &windowWidth, &windowHeight);
 	Window()->ResizeTo(windowWidth, windowHeight);
-	if (fExpando)
-		fExpando->CheckForSizeOverrun();
 }
 
 
@@ -577,6 +608,18 @@ TBarView::PositionWindow(BRect screenFrame)
 }
 
 
+void
+TBarView::CheckForScrolling()
+{
+	if (fInlineScrollView != NULL && fExpando != NULL) {
+		if (fExpando->CheckForSizeOverrun())
+			fInlineScrollView->AttachScrollers();
+		else
+			fInlineScrollView->DetachScrollers();
+	}
+}
+
+
 void
 TBarView::SaveSettings()
 {
@@ -678,8 +721,6 @@ TBarView::ExpandItems()
 
 	// Clean up the expanded items list
 	RemoveExpandedItems();
-
-	fExpando->SizeWindow();
 }
 
 

src/apps/deskbar/BarView.h

@@ -65,12 +65,12 @@ const float kStatusHeight = 22.0f;
 const float kHiddenDimension = 1.0f;
 const float kMaxPreventHidingDist = 80.0f;
 
-
 class BShelf;
 class TBarMenuBar;
 class TExpandoMenuBar;
 class TReplicantTray;
 class TDragRegion;
+class TInlineScrollView;
 class TTeamMenuItem;
 
 
@@ -148,6 +148,8 @@ class TBarView : public BView {
 		void PositionWindow(BRect screenFrame);
 		void AddExpandedItem(const char* signature);
 
+		void CheckForScrolling();
+
 		TExpandoMenuBar* ExpandoMenuBar() const;
 		TBarMenuBar* BarMenuBar() const;
 		TDragRegion* DragRegion() const { return fDragRegion; }
@@ -168,6 +170,7 @@ class TBarView : public BView {
 		void ExpandItems();
 		void _ChangeState(BMessage* message);
 
+		TInlineScrollView* fInlineScrollView;
 		TBarMenuBar* fBarMenuBar;
 		TExpandoMenuBar* fExpando;
 

src/apps/deskbar/ExpandoMenuBar.cpp

@@ -54,6 +54,7 @@ All rights reserved.
 #include "BarWindow.h"
 #include "DeskbarMenu.h"
 #include "DeskbarUtils.h"
+#include "InlineScrollView.h"
 #include "ResourceSet.h"
 #include "ShowHideMenuItem.h"
 #include "StatusView.h"
@@ -62,7 +63,7 @@ All rights reserved.
 #include "WindowMenuItem.h"
 
 
-const float kDefaultDeskbarMenuWidth = 50.0f;
+const float kMinMenuItemWidth = 50.0f;
 const float kSepItemWidth = 5.0f;
 const float kIconPadding = 8.0f;
 
@@ -78,16 +79,14 @@ TExpandoMenuBar::TExpandoMenuBar(TBarView* bar, BRect frame, const char* name,
 	bool vertical, bool drawLabel)
 	:
 	BMenuBar(frame, name, B_FOLLOW_NONE,
-		vertical ? B_ITEMS_IN_COLUMN : B_ITEMS_IN_ROW, vertical),
+		vertical ? B_ITEMS_IN_COLUMN : B_ITEMS_IN_ROW),
 	fVertical(vertical),
 	fOverflow(false),
 	fDrawLabel(drawLabel),
-	fIsScrolling(false),
 	fShowTeamExpander(static_cast<TBarApp*>(be_app)->Settings()->superExpando),
 	fExpandNewTeams(static_cast<TBarApp*>(be_app)->Settings()->expandNewTeams),
-	fDeskbarMenuWidth(kDefaultDeskbarMenuWidth),
+	fDeskbarMenuWidth(kMinMenuItemWidth),
 	fBarView(bar),
-	fFirstApp(0),
 	fPreviousDragTargetItem(NULL),
 	fLastClickItem(NULL)
 {
@@ -137,24 +136,10 @@ TExpandoMenuBar::AttachedToWindow()
 	// top or bottom mode, add deskbar menu and sep for menubar tracking
 	// consistency
 	if (!fVertical) {
-		TDeskbarMenu* beMenu = new TDeskbarMenu(fBarView);
-		TBarWindow::SetDeskbarMenu(beMenu);
 		const BBitmap* logoBitmap = AppResSet()->FindBitmap(B_MESSAGE_TYPE,
 			R_LeafLogoBitmap);
 		if (logoBitmap != NULL)
 			fDeskbarMenuWidth = logoBitmap->Bounds().Width() + 16;
-
-		fDeskbarMenuItem = new TBarMenuTitle(fDeskbarMenuWidth,
-			Frame().Height(), logoBitmap, beMenu, true);
-		AddItem(fDeskbarMenuItem);
-
-		fSeparatorItem = new TTeamMenuItem(kSepItemWidth, itemHeight, fVertical);
-		AddItem(fSeparatorItem);
-		fSeparatorItem->SetEnabled(false);
-		fFirstApp = 2;
-	} else {
-		fDeskbarMenuItem = NULL;
-		fSeparatorItem = NULL;
 	}
 
 	if (settings->sortRunningApps)
@@ -169,7 +154,7 @@ TExpandoMenuBar::AttachedToWindow()
 				&& !strcmp(barInfo->sig, kTrackerSignature)) {
 				AddItem(new TTeamMenuItem(barInfo->teams, barInfo->icon,
 					barInfo->name, barInfo->sig, itemWidth, itemHeight,
-					fDrawLabel, fVertical), fFirstApp);
+					fDrawLabel, fVertical), 0);
 			} else {
 				AddItem(new TTeamMenuItem(barInfo->teams, barInfo->icon,
 					barInfo->name, barInfo->sig, itemWidth, itemHeight,
@@ -232,7 +217,8 @@ TExpandoMenuBar::MessageReceived(BMessage* message)
 	TTeamMenuItem* item;
 
 	switch (message->what) {
-		case B_SOME_APP_LAUNCHED: {
+		case B_SOME_APP_LAUNCHED:
+		{
 			BList* teams = NULL;
 			message->FindPointer("teams", (void**)&teams);
 
@@ -262,6 +248,32 @@ TExpandoMenuBar::MessageReceived(BMessage* message)
 			break;
 		}
 
+		case B_MOUSE_WHEEL_CHANGED:
+		{
+			float deltaY = 0;
+			message->FindFloat("be:wheel_delta_y", &deltaY);
+			if (deltaY == 0)
+				return;
+
+			TInlineScrollView* scrollView
+				= dynamic_cast<TInlineScrollView*>(Parent());
+			if (scrollView == NULL)
+				return;
+
+			float largeStep;
+			float smallStep;
+			scrollView->GetSteps(&smallStep, &largeStep);
+
+			// pressing the option/command/control key scrolls faster
+			if (modifiers() & (B_OPTION_KEY | B_COMMAND_KEY | B_CONTROL_KEY))
+				deltaY *= largeStep;
+			else
+				deltaY *= smallStep;
+
+			scrollView->ScrollBy(deltaY);
+			break;
+		}
+
 		case kAddTeam:
 			AddTeam(message->FindInt32("team"), message->FindString("sig"));
 			break;
@@ -500,20 +512,15 @@ TExpandoMenuBar::MouseUp(BPoint where)
 bool
 TExpandoMenuBar::InDeskbarMenu(BPoint loc) const
 {
-	if (!fVertical) {
-		if (fDeskbarMenuItem && fDeskbarMenuItem->Frame().Contains(loc))
-			return true;
-	} else {
-		TBarWindow* window = dynamic_cast<TBarWindow*>(Window());
-		if (window) {
-			if (TDeskbarMenu* bemenu = window->DeskbarMenu()) {
-				bool inDeskbarMenu = false;
-				if (bemenu->LockLooper()) {
-					inDeskbarMenu = bemenu->Frame().Contains(loc);
-					bemenu->UnlockLooper();
-				}
-				return inDeskbarMenu;
+	TBarWindow* window = dynamic_cast<TBarWindow*>(Window());
+	if (window) {
+		if (TDeskbarMenu* bemenu = window->DeskbarMenu()) {
+			bool inDeskbarMenu = false;
+			if (bemenu->LockLooper()) {
+				inDeskbarMenu = bemenu->Frame().Contains(loc);
+				bemenu->UnlockLooper();
 			}
+			return inDeskbarMenu;
 		}
 	}
 
@@ -532,7 +539,7 @@ TExpandoMenuBar::TeamItemAtPoint(BPoint point, BMenuItem** _item)
 	TTeamMenuItem* lastApp = NULL;
 	int32 count = CountItems();
 
-	for (int32 i = fFirstApp; i < count; i++) {
+	for (int32 i = 0; i < count; i++) {
 		BMenuItem* item = ItemAt(i);
 
 		if (dynamic_cast<TTeamMenuItem*>(item) != NULL)
@@ -578,11 +585,11 @@ TExpandoMenuBar::AddTeam(BList* team, BBitmap* icon, char* name,
 		itemWidth, itemHeight, fDrawLabel, fVertical);
 
 	if (settings->trackerAlwaysFirst && !strcmp(signature, kTrackerSignature))
-		AddItem(item, fFirstApp);
+		AddItem(item, 0);
 	else if (settings->sortRunningApps) {
 		TTeamMenuItem* teamItem
-			= dynamic_cast<TTeamMenuItem*>(ItemAt(fFirstApp));
-		int32 firstApp = fFirstApp;
+			= dynamic_cast<TTeamMenuItem*>(ItemAt(0));
+		int32 firstApp = 0;
 
 		// if Tracker should always be the first item, we need to skip it
 		// when sorting in the current item
@@ -610,10 +617,9 @@ TExpandoMenuBar::AddTeam(BList* team, BBitmap* icon, char* name,
 	if (fVertical) {
 		if (item && fShowTeamExpander && fExpandNewTeams)
 			item->ToggleExpandState(false);
+	}
 
-		fBarView->SizeWindow(BScreen(Window()).Frame());
-	} else
-		CheckItemSizes(1);
+	SizeWindow(1);
 
 	Window()->UpdateIfNeeded();
 }
@@ -623,7 +629,7 @@ void
 TExpandoMenuBar::AddTeam(team_id team, const char* signature)
 {
 	int32 count = CountItems();
-	for (int32 i = fFirstApp; i < count; i++) {
+	for (int32 i = 0; i < count; i++) {
 		// Only add to team menu items
 		if (TTeamMenuItem* item = dynamic_cast<TTeamMenuItem*>(ItemAt(i))) {
 			if (strcasecmp(item->Signature(), signature) == 0) {
@@ -640,7 +646,7 @@ void
 TExpandoMenuBar::RemoveTeam(team_id team, bool partial)
 {
 	int32 count = CountItems();
-	for (int32 i = fFirstApp; i < count; i++) {
+	for (int32 i = 0; i < count; i++) {
 		if (TTeamMenuItem* item = dynamic_cast<TTeamMenuItem*>(ItemAt(i))) {
 			if (item->Teams()->HasItem((void*)team)) {
 				item->Teams()->RemoveItem(team);
@@ -655,14 +661,7 @@ TExpandoMenuBar::RemoveTeam(team_id team, bool partial)
 
 				RemoveItem(i);
 
-				if (fVertical) {
-					// instead of resizing the window here and there in the
-					// code the resize method will be centered in one place
-					// thus, the same behavior (good or bad) will be used
-					// whereever window sizing is done
-					fBarView->SizeWindow(BScreen(Window()).Frame());
-				} else
-					CheckItemSizes(-1);
+				SizeWindow(-1);
 
 				Window()->UpdateIfNeeded();
 
@@ -680,63 +679,56 @@ TExpandoMenuBar::CheckItemSizes(int32 delta)
 	if (fBarView->Vertical())
 		return;
 
+	float maxWidth = fBarView->DragRegion()->Frame().left
+		- fDeskbarMenuWidth - kSepItemWidth;
 	int32 iconSize = static_cast<TBarApp*>(be_app)->IconSize();
-	float maxContentWidth = sMinimumWindowWidth + iconSize - kMinimumIconSize;
-
-	// There are 2 extra items:
-	//     The Be Menu
-	//     The little separator item
-	int32 count = CountItems() - 2;
-	float maxWidth = Frame().Width() - fDeskbarMenuWidth - kSepItemWidth * 2;
-	float fullWidth = maxContentWidth * count + fDeskbarMenuWidth
-		+ kSepItemWidth;
 	float iconOnlyWidth = kIconPadding + iconSize + kIconPadding;
+	float minItemWidth = fDrawLabel ? iconOnlyWidth + kMinMenuItemWidth
+									: iconOnlyWidth - kIconPadding;
+	float maxItemWidth = fDrawLabel ? sMinimumWindowWidth + iconSize
+		- kMinimumIconSize : iconOnlyWidth;
+	float menuWidth = maxItemWidth * CountItems() + fDeskbarMenuWidth
+		+ kSepItemWidth;
 
 	bool reset = false;
 	float newWidth = 0.0f;
 
-	if (delta >= 0 && fullWidth > maxWidth) {
+	if (delta >= 0 && menuWidth > maxWidth) {
 		fOverflow = true;
 		reset = true;
-		if (fDrawLabel)
-			newWidth = floorf(maxWidth / count);
-		else
-			newWidth = iconOnlyWidth;
+		newWidth = floorf(maxWidth / CountItems());
 	} else if (delta < 0 && fOverflow) {
 		reset = true;
-		if (fullWidth > maxWidth) {
-			if (fDrawLabel)
-				newWidth = floorf(maxWidth / count);
-			else
-				newWidth = iconOnlyWidth;
-		} else
-			newWidth = maxContentWidth;
+		if (menuWidth > maxWidth)
+			newWidth = floorf(maxWidth / CountItems());
+		else
+			newWidth = maxItemWidth;
 	}
 
-	if (newWidth > maxContentWidth)
-		newWidth = maxContentWidth;
+	if (newWidth > maxItemWidth)
+		newWidth = maxItemWidth;
+	else if (newWidth < minItemWidth)
+		newWidth = minItemWidth;
 
 	if (reset) {
 		SetMaxContentWidth(newWidth);
-		if (newWidth == maxContentWidth)
+		if (newWidth == maxItemWidth)
 			fOverflow = false;
 		InvalidateLayout();
 
-		for (int32 index = fFirstApp; ; index++) {
+		for (int32 index = 0; ; index++) {
 			TTeamMenuItem* item = (TTeamMenuItem*)ItemAt(index);
-			if (!item)
+			if (item == NULL)
 				break;
 
-			if (!fDrawLabel && newWidth > iconOnlyWidth) {
-				item->SetOverrideWidth(iconOnlyWidth);
-			} else {
-				item->SetOverrideWidth(newWidth);
-			}
+			item->SetOverrideWidth(newWidth);
 		}
 
 		Invalidate();
 		Window()->UpdateIfNeeded();
 	}
+
+	fBarView->CheckForScrolling();
 }
 
 
@@ -748,14 +740,14 @@ TExpandoMenuBar::MenuLayout() const
 
 
 void
-TExpandoMenuBar::Draw(BRect update)
+TExpandoMenuBar::Draw(BRect updateRect)
 {
-	BMenu::Draw(update);
+	BMenu::Draw(updateRect);
 }
 
 
 void
-TExpandoMenuBar::DrawBackground(BRect)
+TExpandoMenuBar::DrawBackground(BRect updateRect)
 {
 	if (fVertical)
 		return;
@@ -765,9 +757,9 @@ TExpandoMenuBar::DrawBackground(BRect)
 	rgb_color hilite = tint_color(menuColor, B_DARKEN_1_TINT);
 	rgb_color vlight = tint_color(menuColor, B_LIGHTEN_2_TINT);
 
-	int32 last = CountItems() - 1;
-	if (last >= 0)
-		bounds.left = ItemAt(last)->Frame().right + 1;
+	int32 count = CountItems() - 1;
+	if (count >= 0)
+		bounds.left = ItemAt(count)->Frame().right + 1;
 	else
 		bounds.left = 0;
 
@@ -794,23 +786,46 @@ TExpandoMenuBar::DrawBackground(BRect)
 /*!	Something to help determine if we are showing too many apps
 	need to add in scrolling functionality.
 */
-void
+bool
 TExpandoMenuBar::CheckForSizeOverrun()
 {
-	BRect screenFrame = (BScreen(Window())).Frame();
+	if (fVertical) {
+		BRect screenFrame = (BScreen(Window())).Frame();
+		return Window()->Frame().bottom > screenFrame.bottom;
+	}
 
-	fIsScrolling = fVertical ? Window()->Frame().bottom > screenFrame.bottom
-		: false;
+	// horizontal
+	int32 count = CountItems() - 1;
+	if (count < 0)
+		return false;
+
+	int32 iconSize = static_cast<TBarApp*>(be_app)->IconSize();
+	float iconOnlyWidth = kIconPadding + iconSize + kIconPadding;
+	float minItemWidth = fDrawLabel ? iconOnlyWidth + kMinMenuItemWidth
+									: iconOnlyWidth - kIconPadding;
+	float menuWidth = minItemWidth * CountItems() + fDeskbarMenuWidth
+		+ kSepItemWidth;
+	float maxWidth = fBarView->DragRegion()->Frame().left
+		- fDeskbarMenuWidth - kSepItemWidth;
+
+	return menuWidth > maxWidth;
 }
 
 
 void
-TExpandoMenuBar::SizeWindow()
+TExpandoMenuBar::SizeWindow(int32 delta)
 {
-	if (fVertical)
-		fBarView->SizeWindow(BScreen(Window()).Frame());
-	else
-		CheckItemSizes(1);
+	// instead of resizing the window here and there in the
+	// code the resize method will be centered in one place
+	// thus, the same behavior (good or bad) will be used
+	// wherever window sizing is done
+	if (fVertical) {
+		BRect screenFrame = (BScreen(Window())).Frame();
+		fBarView->SizeWindow(screenFrame);
+		fBarView->PositionWindow(screenFrame);
+		fBarView->CheckForScrolling();
+	} else
+		CheckItemSizes(delta);
 }
 
 
@@ -915,7 +930,7 @@ TExpandoMenuBar::monitor_team_windows(void* arg)
 			if (itemModified || resize) {
 				teamMenu->Invalidate();
 				if (resize)
-					teamMenu->SizeWindow();
+					teamMenu->SizeWindow(1);
 			}
 
 			teamMenu->Window()->Unlock();

src/apps/deskbar/ExpandoMenuBar.h

@@ -82,8 +82,8 @@ class TExpandoMenuBar : public BMenuBar {
 
 		menu_layout MenuLayout() const;
 
-		void SizeWindow();
-		void CheckForSizeOverrun();
+		void SizeWindow(int32 delta);
+		bool CheckForSizeOverrun();
 
 	private:
 		static int CompareByName(const void* first, const void* second);
@@ -98,18 +98,14 @@ class TExpandoMenuBar : public BMenuBar {
 		bool fVertical : 1;
 		bool fOverflow : 1;
 		bool fDrawLabel : 1;
-		bool fIsScrolling : 1;
 		bool fShowTeamExpander : 1;
 		bool fExpandNewTeams : 1;
 
 		float fDeskbarMenuWidth;
 
 		TBarView* fBarView;
-		int32 fFirstApp;
 
-		TBarMenuTitle* fDeskbarMenuItem;
-		TTeamMenuItem* fSeparatorItem;
-		TTeamMenuItem* fPreviousDragTargetItem;
+		TTeamMenuItem* 		fPreviousDragTargetItem;
 
 		TTeamMenuItem*		fLastMousedOverItem;
 		BMenuItem*			fLastClickItem;

src/apps/deskbar/InlineScrollView.cpp

@@ -0,0 +1,622 @@
+/*
+ * Copyright 2012, Haiku, Inc.
+ * Distributed under the terms of the MIT License.
+ *
+ * Authors:
+ *		Marc Flerackers (mflerackers@androme.be)
+ *		Stefano Ceccherini (stefano.ceccherini@gmail.com)
+ *		John Scipione (jscipione@gmail.com)
+ */
+
+
+#include "InlineScrollView.h"
+
+#include <ControlLook.h>
+#include <Debug.h>
+#include <InterfaceDefs.h>
+#include <Menu.h>
+#include <Point.h>
+#include <Screen.h>
+#include <Window.h>
+
+
+const int kDefaultScrollStep = 19;
+const int kScrollerDimension = 12;
+
+
+class ScrollArrow : public BView {
+public:
+							ScrollArrow(BRect frame);
+	virtual					~ScrollArrow();
+
+			bool			IsEnabled() const { return fEnabled; };
+			void			SetEnabled(bool enabled);
+
+private:
+			bool			fEnabled;
+};
+
+
+class UpScrollArrow : public ScrollArrow {
+public:
+							UpScrollArrow(BRect frame);
+	virtual					~UpScrollArrow();
+
+	virtual	void			Draw(BRect updateRect);
+	virtual	void			MouseDown(BPoint where);
+};
+
+
+class DownScrollArrow : public ScrollArrow {
+public:
+							DownScrollArrow(BRect frame);
+	virtual					~DownScrollArrow();
+
+	virtual	void			Draw(BRect updateRect);
+	virtual	void			MouseDown(BPoint where);
+};
+
+
+class LeftScrollArrow : public ScrollArrow {
+public:
+							LeftScrollArrow(BRect frame);
+	virtual					~LeftScrollArrow();
+
+	virtual	void			Draw(BRect updateRect);
+	virtual	void			MouseDown(BPoint where);
+};
+
+
+class RightScrollArrow : public ScrollArrow {
+public:
+							RightScrollArrow(BRect frame);
+	virtual					~RightScrollArrow();
+
+	virtual	void			Draw(BRect updateRect);
+	virtual	void			MouseDown(BPoint where);
+};
+
+
+//	#pragma mark -
+
+
+ScrollArrow::ScrollArrow(BRect frame)
+	:
+	BView(frame, "menu scroll arrow", B_FOLLOW_NONE, B_WILL_DRAW),
+	fEnabled(false)
+{
+	SetViewColor(ui_color(B_MENU_BACKGROUND_COLOR));
+}
+
+
+ScrollArrow::~ScrollArrow()
+{
+}
+
+
+void
+ScrollArrow::SetEnabled(bool enabled)
+{
+	fEnabled = enabled;
+	Invalidate();
+}
+
+
+//	#pragma mark -
+
+
+UpScrollArrow::UpScrollArrow(BRect frame)
+	:
+	ScrollArrow(frame)
+{
+}
+
+
+UpScrollArrow::~UpScrollArrow()
+{
+}
+
+
+void
+UpScrollArrow::Draw(BRect updateRect)
+{
+	SetLowColor(tint_color(ui_color(B_MENU_BACKGROUND_COLOR),
+		B_DARKEN_1_TINT));
+
+	if (IsEnabled())
+		SetHighColor(0, 0, 0);
+	else {
+		SetHighColor(tint_color(ui_color(B_MENU_BACKGROUND_COLOR),
+			B_DARKEN_2_TINT));
+	}
+
+	FillRect(Bounds(), B_SOLID_LOW);
+
+	float middle = Bounds().right / 2;
+	FillTriangle(BPoint(middle, (kScrollerDimension / 2) - 3),
+		BPoint(middle + 5, (kScrollerDimension / 2) + 2),
+		BPoint(middle - 5, (kScrollerDimension / 2) + 2));
+}
+
+
+void
+UpScrollArrow::MouseDown(BPoint where)
+{
+	if (!IsEnabled())
+		return;
+
+	TInlineScrollView* parent = dynamic_cast<TInlineScrollView*>(Parent());
+	if (parent == NULL)
+		return;
+
+	float smallStep;
+	float largeStep;
+	parent->GetSteps(&smallStep, &largeStep);
+
+	BMessage* message = Window()->CurrentMessage();
+	int32 modifiers = 0;
+	message->FindInt32("modifiers", &modifiers);
+	// pressing the option/command/control key scrolls faster
+	if ((modifiers & (B_OPTION_KEY | B_COMMAND_KEY | B_CONTROL_KEY)) != 0)
+		parent->ScrollBy(-largeStep);
+	else
+		parent->ScrollBy(-smallStep);
+
+	snooze(5000);
+}
+
+
+//	#pragma mark -
+
+
+DownScrollArrow::DownScrollArrow(BRect frame)
+	:
+	ScrollArrow(frame)
+{
+}
+
+
+DownScrollArrow::~DownScrollArrow()
+{
+}
+
+
+void
+DownScrollArrow::Draw(BRect updateRect)
+{
+	SetLowColor(tint_color(ui_color(B_MENU_BACKGROUND_COLOR),
+		B_DARKEN_1_TINT));
+
+	if (IsEnabled())
+		SetHighColor(0, 0, 0);
+	else {
+		SetHighColor(tint_color(ui_color(B_MENU_BACKGROUND_COLOR),
+			B_DARKEN_2_TINT));
+	}
+
+	BRect frame = Bounds();
+	FillRect(frame, B_SOLID_LOW);
+
+	float middle = Bounds().right / 2;
+	FillTriangle(BPoint(middle, frame.bottom - (kScrollerDimension / 2) + 3),
+		BPoint(middle + 5, frame.bottom - (kScrollerDimension / 2) - 2),
+		BPoint(middle - 5, frame.bottom - (kScrollerDimension / 2) - 2));
+}
+
+
+void
+DownScrollArrow::MouseDown(BPoint where)
+{
+	if (!IsEnabled())
+		return;
+
+	TInlineScrollView* grandparent
+		= dynamic_cast<TInlineScrollView*>(Parent()->Parent());
+	if (grandparent == NULL)
+		return;
+
+	float smallStep;
+	float largeStep;
+	grandparent->GetSteps(&smallStep, &largeStep);
+
+	BMessage* message = Window()->CurrentMessage();
+	int32 modifiers = 0;
+	message->FindInt32("modifiers", &modifiers);
+	// pressing the option/command/control key scrolls faster
+	if ((modifiers & (B_OPTION_KEY | B_COMMAND_KEY | B_CONTROL_KEY)) != 0)
+		grandparent->ScrollBy(largeStep);
+	else
+		grandparent->ScrollBy(smallStep);
+
+	snooze(5000);
+}
+
+
+//	#pragma mark -
+
+
+LeftScrollArrow::LeftScrollArrow(BRect frame)
+	:
+	ScrollArrow(frame)
+{
+}
+
+
+LeftScrollArrow::~LeftScrollArrow()
+{
+}
+
+
+void
+LeftScrollArrow::Draw(BRect updateRect)
+{
+	SetLowColor(tint_color(ui_color(B_MENU_BACKGROUND_COLOR), B_DARKEN_1_TINT));
+
+	if (IsEnabled())
+		SetHighColor(0, 0, 0);
+	else {
+		SetHighColor(tint_color(ui_color(B_MENU_BACKGROUND_COLOR),
+			B_DARKEN_2_TINT));
+	}
+
+	FillRect(Bounds(), B_SOLID_LOW);
+
+	float middle = Bounds().bottom / 2;
+	FillTriangle(BPoint((kScrollerDimension / 2) - 3, middle),
+		BPoint((kScrollerDimension / 2) + 2, middle + 5),
+		BPoint((kScrollerDimension / 2) + 2, middle - 5));
+}
+
+
+void
+LeftScrollArrow::MouseDown(BPoint where)
+{
+	if (!IsEnabled())
+		return;
+
+	TInlineScrollView* parent = dynamic_cast<TInlineScrollView*>(Parent());
+	if (parent == NULL)
+		return;
+
+	float smallStep;
+	float largeStep;
+	parent->GetSteps(&smallStep, &largeStep);
+
+	BMessage* message = Window()->CurrentMessage();
+	int32 modifiers = 0;
+	message->FindInt32("modifiers", &modifiers);
+	// pressing the option/command/control key scrolls faster
+	if ((modifiers & (B_OPTION_KEY | B_COMMAND_KEY | B_CONTROL_KEY)) != 0)
+		parent->ScrollBy(-largeStep);
+	else
+		parent->ScrollBy(-smallStep);
+
+	snooze(5000);
+}
+
+
+//	#pragma mark -
+
+
+RightScrollArrow::RightScrollArrow(BRect frame)
+	:
+	ScrollArrow(frame)
+{
+}
+
+
+RightScrollArrow::~RightScrollArrow()
+{
+}
+
+
+void
+RightScrollArrow::Draw(BRect updateRect)
+{
+	SetLowColor(tint_color(ui_color(B_MENU_BACKGROUND_COLOR), B_DARKEN_1_TINT));
+
+	if (IsEnabled())
+		SetHighColor(0, 0, 0);
+	else {
+		SetHighColor(tint_color(ui_color(B_MENU_BACKGROUND_COLOR),
+			B_DARKEN_2_TINT));
+	}
+
+	BRect frame = Bounds();
+	FillRect(frame, B_SOLID_LOW);
+
+	float middle = Bounds().bottom / 2;
+	FillTriangle(BPoint(kScrollerDimension / 2 + 3, middle),
+		BPoint(kScrollerDimension / 2 - 2, middle + 5),
+		BPoint(kScrollerDimension / 2 - 2, middle - 5));
+}
+
+
+void
+RightScrollArrow::MouseDown(BPoint where)
+{
+	if (!IsEnabled())
+		return;
+
+	TInlineScrollView* grandparent
+		= dynamic_cast<TInlineScrollView*>(Parent()->Parent());
+	if (grandparent == NULL)
+		return;
+
+	float smallStep;
+	float largeStep;
+	grandparent->GetSteps(&smallStep, &largeStep);
+
+	BMessage* message = Window()->CurrentMessage();
+	int32 modifiers = 0;
+	message->FindInt32("modifiers", &modifiers);
+	// pressing the option/command/control key scrolls faster
+	if ((modifiers & (B_OPTION_KEY | B_COMMAND_KEY | B_CONTROL_KEY)) != 0)
+		grandparent->ScrollBy(largeStep);
+	else
+		grandparent->ScrollBy(smallStep);
+
+	snooze(5000);
+}
+
+
+//	#pragma mark -
+
+
+TInlineScrollView::TInlineScrollView(BRect frame, BView* target,
+	enum orientation orientation)
+	:
+	BView(frame, "inline scroll view", B_FOLLOW_NONE, B_WILL_DRAW),
+	fTarget(target),
+	fBeginScrollArrow(NULL),
+	fEndScrollArrow(NULL),
+	fScrollStep(kDefaultScrollStep),
+	fScrollValue(0),
+	fScrollLimit(0),
+	fOrientation(orientation)
+{
+}
+
+
+TInlineScrollView::~TInlineScrollView()
+{
+	if (fBeginScrollArrow != NULL) {
+		fBeginScrollArrow->RemoveSelf();
+		delete fBeginScrollArrow;
+		fBeginScrollArrow = NULL;
+	}
+
+	if (fEndScrollArrow != NULL) {
+		fEndScrollArrow->RemoveSelf();
+		delete fEndScrollArrow;
+		fEndScrollArrow = NULL;
+	}
+}
+
+
+void
+TInlineScrollView::AttachedToWindow()
+{
+	BView::AttachedToWindow();
+
+	if (fTarget == NULL)
+		return;
+
+	AddChild(fTarget);
+	fTarget->MoveTo(0, 0);
+}
+
+
+void
+TInlineScrollView::DetachedFromWindow()
+{
+	BView::DetachedFromWindow();
+
+	if (fTarget != NULL)
+		fTarget->RemoveSelf();
+
+	if (fBeginScrollArrow != NULL)
+		fBeginScrollArrow->RemoveSelf();
+
+	if (fEndScrollArrow != NULL)
+		fEndScrollArrow->RemoveSelf();
+}
+
+
+void
+TInlineScrollView::Draw(BRect updateRect)
+{
+	BRect frame = Bounds();
+	be_control_look->DrawButtonBackground(this, frame, updateRect,
+		ui_color(B_MENU_BACKGROUND_COLOR));
+}
+
+
+//	#pragma mark -
+
+
+void
+TInlineScrollView::AttachScrollers()
+{
+	if (fTarget == NULL)
+		return;
+
+	BRect frame = Bounds();
+
+	if (HasScrollers()) {
+		if (fOrientation == B_VERTICAL) {
+			fScrollLimit = fTarget->Bounds().Height()
+				- (frame.Height() - 2 * kScrollerDimension);
+		} else {
+			fScrollLimit = fTarget->Bounds().Width()
+				- (frame.Width() - 2 * kScrollerDimension);
+		}
+		return;
+	}
+
+	fTarget->MakeFocus(true);
+
+	if (fOrientation == B_VERTICAL) {
+		if (fBeginScrollArrow == NULL) {
+			fBeginScrollArrow = new UpScrollArrow(
+				BRect(frame.left, frame.top, frame.right,
+					kScrollerDimension - 1));
+			AddChild(fBeginScrollArrow);
+		}
+
+		if (fEndScrollArrow == NULL) {
+			fEndScrollArrow = new DownScrollArrow(
+				BRect(0, frame.bottom - 2 * kScrollerDimension + 1, frame.right,
+					frame.bottom - kScrollerDimension));
+			fTarget->AddChild(fEndScrollArrow);
+		}
+
+		fTarget->MoveBy(0, kScrollerDimension);
+
+		fScrollLimit = fTarget->Bounds().Height()
+			- (frame.Height() - 2 * kScrollerDimension);
+	} else {
+		if (fBeginScrollArrow == NULL) {
+			fBeginScrollArrow = new LeftScrollArrow(
+				BRect(frame.left, frame.top,
+					frame.left + kScrollerDimension - 1, frame.bottom));
+			AddChild(fBeginScrollArrow);
+		}
+
+		if (fEndScrollArrow == NULL) {
+			fEndScrollArrow = new RightScrollArrow(
+				BRect(frame.right - 2 * kScrollerDimension + 1, frame.top,
+					frame.right, frame.bottom));
+			fTarget->AddChild(fEndScrollArrow);
+		}
+
+		fTarget->MoveBy(kScrollerDimension, 0);
+
+		fScrollLimit = fTarget->Bounds().Width()
+			- (frame.Width() - 2 * kScrollerDimension);
+	}
+
+	fBeginScrollArrow->SetEnabled(false);
+	fEndScrollArrow->SetEnabled(true);
+
+	fScrollValue = 0;
+}
+
+
+void
+TInlineScrollView::DetachScrollers()
+{
+	if (!HasScrollers())
+		return;
+
+	if (fEndScrollArrow) {
+		fEndScrollArrow->RemoveSelf();
+		delete fEndScrollArrow;
+		fEndScrollArrow = NULL;
+	}
+
+	if (fBeginScrollArrow) {
+		fBeginScrollArrow->RemoveSelf();
+		delete fBeginScrollArrow;
+		fBeginScrollArrow = NULL;
+	}
+
+	if (fTarget) {
+		// We don't remember the position where the last scrolling
+		// ended, so scroll back to the beginning.
+		if (fOrientation == B_VERTICAL)
+			fTarget->MoveBy(0, -kScrollerDimension);
+		else
+			fTarget->MoveBy(-kScrollerDimension, 0);
+
+		fTarget->ScrollTo(0, 0);
+		fScrollValue = 0;
+	}
+}
+
+
+bool
+TInlineScrollView::HasScrollers() const
+{
+	return fTarget != NULL && fBeginScrollArrow != NULL
+		&& fEndScrollArrow != NULL;
+}
+
+
+void
+TInlineScrollView::SetSmallStep(float step)
+{
+	fScrollStep = step;
+}
+
+
+void
+TInlineScrollView::GetSteps(float* _smallStep, float* _largeStep) const
+{
+	if (_smallStep != NULL)
+		*_smallStep = fScrollStep;
+	if (_largeStep != NULL) {
+		*_largeStep = fScrollStep * 3;
+	}
+}
+
+
+void
+TInlineScrollView::ScrollBy(const float& step)
+{
+	if (!HasScrollers())
+		return;
+
+	if (step > 0) {
+		if (fScrollValue == 0)
+			fBeginScrollArrow->SetEnabled(true);
+
+		if (fScrollValue + step >= fScrollLimit) {
+			// If we reached the limit, only scroll to the end
+			if (fOrientation == B_VERTICAL) {
+				fTarget->ScrollBy(0, fScrollLimit - fScrollValue);
+				fEndScrollArrow->MoveBy(0, fScrollLimit - fScrollValue);
+			} else {
+				fTarget->ScrollBy(fScrollLimit - fScrollValue, 0);
+				fEndScrollArrow->MoveBy(fScrollLimit - fScrollValue, 0);
+			}
+			fEndScrollArrow->SetEnabled(false);
+			fScrollValue = fScrollLimit;
+		} else {
+			if (fOrientation == B_VERTICAL) {
+				fTarget->ScrollBy(0, step);
+				fEndScrollArrow->MoveBy(0, step);
+			} else {
+				fTarget->ScrollBy(step, 0);
+				fEndScrollArrow->MoveBy(step, 0);
+			}
+			fScrollValue += step;
+		}
+	} else if (step < 0) {
+		if (fScrollValue == fScrollLimit)
+			fEndScrollArrow->SetEnabled(true);
+
+		if (fScrollValue + step <= 0) {
+			if (fOrientation == B_VERTICAL) {
+				fTarget->ScrollBy(0, -fScrollValue);
+				fEndScrollArrow->MoveBy(0, -fScrollValue);
+			} else {
+				fTarget->ScrollBy(-fScrollValue, 0);
+				fEndScrollArrow->MoveBy(-fScrollValue, 0);
+			}
+			fBeginScrollArrow->SetEnabled(false);
+			fScrollValue = 0;
+		} else {
+			if (fOrientation == B_VERTICAL) {
+				fTarget->ScrollBy(0, step);
+				fEndScrollArrow->MoveBy(0, step);
+			} else {
+				fTarget->ScrollBy(step, 0);
+				fEndScrollArrow->MoveBy(step, 0);
+			}
+			fScrollValue += step;
+		}
+	}
+
+	//fTarget->Invalidate();
+}

src/apps/deskbar/InlineScrollView.h

@@ -0,0 +1,54 @@
+/*
+ * Copyright 2012, Haiku, Inc.
+ * Distributed under the terms of the MIT License.
+ *
+ * Authors:
+ *		Marc Flerackers (mflerackers@androme.be)
+ *		Stefano Ceccherini (stefano.ceccherini@gmail.com)
+ *		John Scipione (jscipione@gmail.com)
+ */
+#ifndef INLINE_SCROLL_VIEW_H
+#define INLINE_SCROLL_VIEW_H
+
+
+#include <View.h>
+
+
+class BLayout;
+class BPoint;
+class ScrollArrow;
+
+class TInlineScrollView : public BView {
+public:
+								TInlineScrollView(BRect frame, BView* target,
+									enum orientation orientation = B_VERTICAL);
+	virtual						~TInlineScrollView();
+
+	virtual	void				AttachedToWindow();
+	virtual	void				DetachedFromWindow();
+
+	virtual	void				Draw(BRect updateRect);
+
+				void			AttachScrollers();
+				void			DetachScrollers();
+				bool			HasScrollers() const;
+
+				void			SetSmallStep(float step);
+				void			GetSteps(float* _smallStep,
+										 float* _largeStep) const;
+				void			ScrollBy(const float& step);
+
+private:
+				BView*			fTarget;
+				ScrollArrow*	fBeginScrollArrow;
+				ScrollArrow*	fEndScrollArrow;
+
+				float			fScrollStep;
+				float			fScrollValue;
+				float			fScrollLimit;
+
+				int32			fOrientation;
+};
+
+
+#endif	// INLINE_SCROLL_VIEW_H

src/apps/deskbar/Jamfile

@@ -27,6 +27,7 @@ Application Deskbar :
 	DeskbarMenu.cpp
 	DeskbarUtils.cpp
 	ExpandoMenuBar.cpp
+	InlineScrollView.cpp
 	PreferencesWindow.cpp
 	ShowHideMenuItem.cpp
 	StatusView.cpp

src/apps/deskbar/TeamMenuItem.cpp

@@ -240,7 +240,7 @@ TTeamMenuItem::GetContentSize(float* width, float* height)
 			if (fDrawLabel && iconBounds.Width() > 32)
 				*height += fLabelAscent + fLabelDescent;
 		} else {
-			*height = iconBounds.Height() - kVPad * 8;
+			*height = iconBounds.Height() + kVPad * 4;
 		}
 	}
 	*height += 2;
@@ -559,7 +559,7 @@ TTeamMenuItem::ToggleExpandState(bool resizeWindow)
 				sub->SetExpanded(true, myindex + childIndex);
 
 				if (resizeWindow)
-					parent->SizeWindow();
+					parent->SizeWindow(-1);
 			}
 		}
 	} else {
@@ -581,7 +581,7 @@ TTeamMenuItem::ToggleExpandState(bool resizeWindow)
 			sub->SetExpanded(false, 0);
 
 			if (resizeWindow)
-				parent->SizeWindow();
+				parent->SizeWindow(1);
 		}
 	}
 }

src/apps/deskcalc/CalcApplication.cpp

@@ -22,6 +22,7 @@
 #include <FindDirectory.h>
 #include <Path.h>
 
+#include "CalcView.h"
 #include "CalcWindow.h"
 
 
@@ -29,8 +30,9 @@
 #define B_TRANSLATION_CONTEXT "CalcApplication"
 
 
-static const char* kSettingsFileName	= "DeskCalc_settings";
-const char* kAppSig				= "application/x-vnd.Haiku-DeskCalc";
+static const char* kSettingsFileName = "DeskCalc_settings";
+const char* kAppName = B_TRANSLATE_SYSTEM_NAME("DeskCalc");
+const char* kSignature = "application/x-vnd.Haiku-DeskCalc";
 
 static const float kDefaultWindowWidth	= 220.0;
 static const float kDefaultWindowHeight	= 140.0;
@@ -38,7 +40,7 @@ static const float kDefaultWindowHeight	= 140.0;
 
 CalcApplication::CalcApplication()
 	:
-	BApplication(kAppSig),
+	BApplication(kSignature),
 	fCalcWindow(NULL)
 {
 }
@@ -66,8 +68,7 @@ CalcApplication::ReadyToRun()
 void
 CalcApplication::AboutRequested()
 {
-	// TODO: implement me!
-	return BApplication::AboutRequested();
+	fCalcWindow->View()->MessageReceived(new BMessage(B_ABOUT_REQUESTED));
 }
 
 

src/apps/deskcalc/CalcApplication.h

@@ -15,7 +15,8 @@
 #include <Application.h>
 
 
-extern const char* kAppSig;
+extern const char* kAppName;
+extern const char* kSignature;
 
 class BFile;
 class CalcWindow;

src/apps/deskcalc/CalcView.cpp

@@ -138,24 +138,10 @@ CalcView::CalcView(BRect frame, rgb_color rgbBaseColor, BMessage* settings)
 	fAudioFeedbackItem(NULL),
 	fOptions(new CalcOptions())
 {
-	// create expression text view
-	fExpressionTextView = new ExpressionTextView(_ExpressionRect(), this);
-	AddChild(fExpressionTextView);
-
-	// read data from archive
-	_LoadSettings(settings);
-
 	// tell the app server not to erase our b/g
 	SetViewColor(B_TRANSPARENT_32_BIT);
 
-	// parse calculator description
-	_ParseCalcDesc(fKeypadDescription);
-
-	// colorize based on base color.
-	_Colorize();
-
-	// Fetch the calc icon for compact view
-	_FetchAppIcon(fCalcIcon);
+	_Init(settings);
 }
 
 
@@ -188,15 +174,7 @@ CalcView::CalcView(BMessage* archive)
 	// Do not restore the follow mode, in shelfs, we never follow.
 	SetResizingMode(B_FOLLOW_NONE);
 
-	// create expression text view
-	fExpressionTextView = new ExpressionTextView(_ExpressionRect(), this);
-	AddChild(fExpressionTextView);
-
-	// read data from archive
-	_LoadSettings(archive);
-
-	// Fetch the calc icon for compact view
-	_FetchAppIcon(fCalcIcon);
+	_Init(archive);
 }
 
 
@@ -205,6 +183,10 @@ CalcView::~CalcView()
 	delete fKeypad;
 	delete fOptions;
 	free(fKeypadDescription);
+
+	// replicant deleted, destroy the about window
+	if (fAboutWindow != NULL)
+		fAboutWindow->Quit();
 }
 
 
@@ -288,7 +270,31 @@ CalcView::MessageReceived(BMessage* message)
 
 			// (replicant) about box requested
 			case B_ABOUT_REQUESTED:
-				AboutRequested();
+				if (fAboutWindow == NULL) {
+					// create the about window
+					const char* extraCopyrights[] = {
+						"1997, 1998 R3 Software Ltd.",
+						NULL
+					};
+
+					const char* authors[] = {
+						"Stephan Aßmus",
+						"John Scipione",
+						"Timothy Wayper",
+						"Ingo Weinhold",
+						NULL
+					};
+
+					fAboutWindow = new BAboutWindow(kAppName, kSignature);
+					fAboutWindow->AddCopyright(2006, "Haiku, Inc.",
+						extraCopyrights);
+					fAboutWindow->AddAuthors(authors);
+					fAboutWindow->Show();
+				} else if (fAboutWindow->IsHidden())
+					fAboutWindow->Show();
+				else
+					fAboutWindow->Activate();
+
 				break;
 
 			case MSG_UNFLASH_KEY:
@@ -296,6 +302,7 @@ CalcView::MessageReceived(BMessage* message)
 				int32 key;
 				if (message->FindInt32("key", &key) == B_OK)
 					_FlashKey(key, 0);
+
 				break;
 			}
 
@@ -709,21 +716,6 @@ CalcView::FrameResized(float width, float height)
 }
 
 
-void
-CalcView::AboutRequested()
-{
-	const char* authors[] = {
-		"Timothy Wayper",
-		"Stephan Aßmus",
-		"Ingo Weinhold",
-		NULL
-	};
-	BAboutWindow about(B_TRANSLATE_SYSTEM_NAME("DeskCalc"), 2006, authors,
-		B_UTF8_COPYRIGHT "1997, 1998 R3 Software Ltd.");
-	about.Show();
-}
-
-
 status_t
 CalcView::Archive(BMessage* archive, bool deep) const
 {
@@ -736,7 +728,7 @@ CalcView::Archive(BMessage* archive, bool deep) const
 
 	// save app signature for replicant add-on loading
 	if (ret == B_OK)
-		ret = archive->AddString("add_on", kAppSig);
+		ret = archive->AddString("add_on", kSignature);
 
 	// save all the options
 	if (ret == B_OK)
@@ -817,73 +809,6 @@ CalcView::Paste(BMessage* message)
 }
 
 
-status_t
-CalcView::_LoadSettings(BMessage* archive)
-{
-	if (!archive)
-		return B_BAD_VALUE;
-
-	// record calculator description
-	const char* calcDesc;
-	if (archive->FindString("calcDesc", &calcDesc) < B_OK)
-		calcDesc = kKeypadDescriptionBasic;
-
-	// save calculator description for reference
-	free(fKeypadDescription);
-	fKeypadDescription = strdup(calcDesc);
-
-	// read grid dimensions
-	if (archive->FindInt16("cols", &fColumns) < B_OK)
-		fColumns = 5;
-	if (archive->FindInt16("rows", &fRows) < B_OK)
-		fRows = 4;
-
-	// read color scheme
-	const rgb_color* color;
-	ssize_t size;
-	if (archive->FindData("rgbBaseColor", B_RGB_COLOR_TYPE,
-			(const void**)&color, &size) < B_OK
-		|| size != sizeof(rgb_color)) {
-		fBaseColor = ui_color(B_PANEL_BACKGROUND_COLOR);
-		puts("Missing rgbBaseColor from CalcView archive!\n");
-	} else {
-		fBaseColor = *color;
-	}
-
-	if (archive->FindData("rgbDisplay", B_RGB_COLOR_TYPE,
-			(const void**)&color, &size) < B_OK
-		|| size != sizeof(rgb_color)) {
-		fExpressionBGColor = (rgb_color){ 0, 0, 0, 255 };
-		puts("Missing rgbBaseColor from CalcView archive!\n");
-	} else {
-		fExpressionBGColor = *color;
-	}
-
-	// load options
-	fOptions->LoadSettings(archive);
-
-	// load display text
-	const char* display;
-	if (archive->FindString("displayText", &display) < B_OK) {
-		puts("Missing expression text from CalcView archive.\n");
-	} else {
-		// init expression text
-		fExpressionTextView->SetText(display);
-	}
-
-	// load expression history
-	fExpressionTextView->LoadSettings(archive);
-
-	// parse calculator description
-	_ParseCalcDesc(fKeypadDescription);
-
-	// colorize based on base color.
-	_Colorize();
-
-	return B_OK;
-}
-
-
 status_t
 CalcView::SaveSettings(BMessage* archive) const
 {
@@ -1069,6 +994,90 @@ CalcView::SetKeypadMode(uint8 mode)
 // #pragma mark -
 
 
+void
+CalcView::_Init(BMessage* settings)
+{
+	// create expression text view
+	fExpressionTextView = new ExpressionTextView(_ExpressionRect(), this);
+	AddChild(fExpressionTextView);
+
+	// read data from archive
+	_LoadSettings(settings);
+
+	// fetch the calc icon for compact view
+	_FetchAppIcon(fCalcIcon);
+
+	fAboutWindow = NULL;
+}
+
+
+status_t
+CalcView::_LoadSettings(BMessage* archive)
+{
+	if (!archive)
+		return B_BAD_VALUE;
+
+	// record calculator description
+	const char* calcDesc;
+	if (archive->FindString("calcDesc", &calcDesc) < B_OK)
+		calcDesc = kKeypadDescriptionBasic;
+
+	// save calculator description for reference
+	free(fKeypadDescription);
+	fKeypadDescription = strdup(calcDesc);
+
+	// read grid dimensions
+	if (archive->FindInt16("cols", &fColumns) < B_OK)
+		fColumns = 5;
+	if (archive->FindInt16("rows", &fRows) < B_OK)
+		fRows = 4;
+
+	// read color scheme
+	const rgb_color* color;
+	ssize_t size;
+	if (archive->FindData("rgbBaseColor", B_RGB_COLOR_TYPE,
+			(const void**)&color, &size) < B_OK
+		|| size != sizeof(rgb_color)) {
+		fBaseColor = ui_color(B_PANEL_BACKGROUND_COLOR);
+		puts("Missing rgbBaseColor from CalcView archive!\n");
+	} else {
+		fBaseColor = *color;
+	}
+
+	if (archive->FindData("rgbDisplay", B_RGB_COLOR_TYPE,
+			(const void**)&color, &size) < B_OK
+		|| size != sizeof(rgb_color)) {
+		fExpressionBGColor = (rgb_color){ 0, 0, 0, 255 };
+		puts("Missing rgbBaseColor from CalcView archive!\n");
+	} else {
+		fExpressionBGColor = *color;
+	}
+
+	// load options
+	fOptions->LoadSettings(archive);
+
+	// load display text
+	const char* display;
+	if (archive->FindString("displayText", &display) < B_OK) {
+		puts("Missing expression text from CalcView archive.\n");
+	} else {
+		// init expression text
+		fExpressionTextView->SetText(display);
+	}
+
+	// load expression history
+	fExpressionTextView->LoadSettings(archive);
+
+	// parse calculator description
+	_ParseCalcDesc(fKeypadDescription);
+
+	// colorize based on base color.
+	_Colorize();
+
+	return B_OK;
+}
+
+
 void
 CalcView::_ParseCalcDesc(const char* keypadDescription)
 {
@@ -1368,7 +1377,7 @@ void
 CalcView::_FetchAppIcon(BBitmap* into)
 {
 	entry_ref appRef;
-	status_t status = be_roster->FindApp(kAppSig, &appRef);
+	status_t status = be_roster->FindApp(kSignature, &appRef);
 	if (status == B_OK) {
 		BFile file(&appRef, B_READ_ONLY);
 		BAppFileInfo appInfo(&file);

src/apps/deskcalc/CalcView.h

@@ -31,8 +31,10 @@ static const float kMaximumWidthBasic		= 400.0f;
 static const float kMinimumHeightBasic		= 130.0f;
 static const float kMaximumHeightBasic		= 400.0f;
 
+class BAboutWindow;
 class BString;
 class BMenuItem;
+class BMessage;
 class BPopUpMenu;
 class CalcOptions;
 class CalcOptionsWindow;
@@ -48,9 +50,7 @@ class CalcView : public BView {
 								CalcView(BRect frame,
 									rgb_color rgbBaseColor,
 									BMessage* settings);
-
 								CalcView(BMessage* archive);
-
 	virtual						~CalcView();
 
 	virtual	void				AttachedToWindow();
@@ -60,12 +60,9 @@ class CalcView : public BView {
 	virtual	void				MouseUp(BPoint point);
 	virtual	void				KeyDown(const char* bytes, int32 numBytes);
 	virtual	void				MakeFocus(bool focused = true);
-	virtual void				ResizeTo(float width, float height);
+	virtual	void				ResizeTo(float width, float height);
 	virtual	void				FrameResized(float width, float height);
 
-			// Present about box for view (replicant).
-	virtual	void				AboutRequested();
-
 			// Archive this view.
 	virtual	status_t			Archive(BMessage* archive, bool deep) const;
 
@@ -101,6 +98,8 @@ class CalcView : public BView {
 			void				SetKeypadMode(uint8 mode);
 
  private:
+			void				_Init(BMessage* settings);
+			status_t			_LoadSettings(BMessage* archive);
 			void				_ParseCalcDesc(const char* keypadDescription);
 
 			void				_PressKey(int key);
@@ -120,8 +119,6 @@ class CalcView : public BView {
 
 			void				_FetchAppIcon(BBitmap* into);
 
-			status_t			_LoadSettings(BMessage* archive);
-
 			// grid dimensions
 			int16				fColumns;
 			int16				fRows;
@@ -164,6 +161,9 @@ class CalcView : public BView {
 
 			// calculator options.
 			CalcOptions*		fOptions;
+
+			// about window for replicant
+			BAboutWindow*		fAboutWindow;
 };
 
 #endif // _CALC_VIEW_H

src/apps/deskcalc/CalcWindow.cpp

@@ -21,6 +21,7 @@
 #include <Dragger.h>
 #include <Screen.h>
 
+#include "CalcApplication.h"
 #include "CalcOptions.h"
 #include "CalcView.h"
 
@@ -31,8 +32,8 @@
 
 CalcWindow::CalcWindow(BRect frame, BMessage* settings)
 	:
-	BWindow(frame, B_TRANSLATE_SYSTEM_NAME("DeskCalc"), B_TITLED_WINDOW,
-		B_ASYNCHRONOUS_CONTROLS | B_NOT_ANCHORED_ON_ACTIVATE)
+	BWindow(frame, kAppName, B_TITLED_WINDOW, B_ASYNCHRONOUS_CONTROLS
+		| B_NOT_ANCHORED_ON_ACTIVATE)
 {
 	// create calculator view with calculator description and
 	// desktop background color

src/apps/deskcalc/CalcWindow.h

@@ -31,6 +31,8 @@ class CalcWindow : public BWindow {
 			void				SetFrame(BRect frame,
 									bool forceCenter = false);
 
+			CalcView*			View() const { return fCalcView; };
+
  private:
 			CalcView*			fCalcView;
 };

src/apps/deskcalc/DeskCalc.rdef

@@ -5,14 +5,14 @@ resource app_name_catalog_entry "x-vnd.Haiku-DeskCalc:System name:DeskCalc";
 
 resource app_version {
 	major  = 2,
-	middle = 2,
+	middle = 4,
 	minor  = 0,
 
-	variety = B_APPV_ALPHA,
+	variety = B_APPV_FINAL,
 	internal = 1,
 
 	short_info = "DeskCalc",
-	long_info = "DeskCalc ©2006-2012 Haiku, Inc."
+	long_info = "DeskCalc ©1997, 1998 R3 Software Ltd. ©2006-2012 Haiku, Inc."
 };
 
 resource app_flags B_SINGLE_LAUNCH;
@@ -31,4 +31,3 @@ resource vector_icon {
 	$"011001178400040A010102000A050105000A06030806071001178122040A0201"
 	$"03000A030104000A0706090A0B0D0E0C100117810004"
 };
-

src/apps/networkstatus/Jamfile

@@ -17,7 +17,7 @@ Application NetworkStatus :
 	RadioView.cpp
 	WirelessNetworkMenuItem.cpp
 
-	: be $(HAIKU_LOCALE_LIBS) $(icon_libs) $(TARGET_NETWORK_LIBS)
+	: be libshared.a $(HAIKU_LOCALE_LIBS) $(icon_libs) $(TARGET_NETWORK_LIBS)
 		libbnetapi.so $(TARGET_LIBSTDC++)
 	: NetworkStatus.rdef NetworkStatusIcons.rdef
 ;

src/apps/networkstatus/NetworkStatusView.cpp

@@ -23,6 +23,7 @@
 #include <sys/sockio.h>
 #include <unistd.h>
 
+#include <AboutWindow.h>
 #include <Alert.h>
 #include <Application.h>
 #include <Catalog.h>
@@ -138,12 +139,16 @@ NetworkStatusView::NetworkStatusView(BMessage* archive)
 
 NetworkStatusView::~NetworkStatusView()
 {
+	if (fAboutWindow != NULL)
+		fAboutWindow->Quit();
 }
 
 
 void
 NetworkStatusView::_Init()
 {
+	fAboutWindow = NULL;
+
 	for (int i = 0; i < kStatusCount; i++) {
 		fTrayIcons[i] = NULL;
 		fNotifyIcons[i] = NULL;
@@ -216,7 +221,7 @@ NetworkStatusView::_Quit()
 }
 
 
-NetworkStatusView *
+NetworkStatusView*
 NetworkStatusView::Instantiate(BMessage* archive)
 {
 	if (!validate_instantiation(archive, "NetworkStatusView"))
@@ -503,26 +508,22 @@ NetworkStatusView::MouseDown(BPoint point)
 void
 NetworkStatusView::_AboutRequested()
 {
-	BString about = B_TRANSLATE(
-		"NetworkStatus\n\twritten by %1 and Hugo Santos\n\t%2, Haiku, Inc.\n"
-		);
-	about.ReplaceFirst("%1", "Axel Dörfler");
-		// Append a new developer here
-	about.ReplaceFirst("%2", "Copyright 2007-2010");
-		// Append a new year here
-	BAlert* alert = new BAlert("about", about, B_TRANSLATE("OK"));
-	alert->SetFlags(alert->Flags() | B_CLOSE_ON_ESCAPE);
-	BTextView *view = alert->TextView();
-	BFont font;
+	if (fAboutWindow == NULL) {
+		const char* authors[] = {
+			"Axel Dörfler",
+			"Hugo Santos",
+			NULL
+		};
 
-	view->SetStylable(true);
-
-	view->GetFont(&font);
-	font.SetSize(18);
-	font.SetFace(B_BOLD_FACE);
-	view->SetFontAndColor(0, 13, &font);
-
-	alert->Go();
+		fAboutWindow = new BAboutWindow(
+			B_TRANSLATE_SYSTEM_NAME("NetworkStatus"), kSignature);
+		fAboutWindow->AddCopyright(2007, "Haiku, Inc.");
+		fAboutWindow->AddAuthors(authors);
+		fAboutWindow->Show();
+	} else if (fAboutWindow->IsHidden())
+		fAboutWindow->Show();
+	else
+		fAboutWindow->Activate();
 }
 
 

src/apps/networkstatus/NetworkStatusView.h

@@ -16,6 +16,8 @@
 
 #include <map>
 
+
+class BAboutWindow;
 class BMessageRunner;
 class BNetworkInterface;
 
@@ -64,6 +66,7 @@ class NetworkStatusView : public BView {
 
 		std::map<BString, int32>
 						fInterfaceStatuses;
+		BAboutWindow*   fAboutWindow;
 		bool			fInDeskbar;
 		BBitmap*		fTrayIcons[kStatusCount];
 		BBitmap*		fNotifyIcons[kStatusCount];

src/apps/powerstatus/Jamfile

@@ -13,7 +13,7 @@ Application PowerStatus :
 	PowerStatusWindow.cpp
 	PowerStatusView.cpp
 	PowerStatus.cpp
-	: be $(TARGET_LIBSUPC++) $(HAIKU_LOCALE_LIBS)
+	: be libshared.a $(TARGET_LIBSUPC++) $(HAIKU_LOCALE_LIBS)
 	: PowerStatus.rdef
 ;
 DoCatalogs PowerStatus :

src/apps/powerstatus/PowerStatusView.cpp

@@ -16,7 +16,7 @@
 #include <string.h>
 #include <unistd.h>
 
-#include <Alert.h>
+#include <AboutWindow.h>
 #include <Application.h>
 #include <Catalog.h>
 #include <ControlLook.h>
@@ -77,6 +77,8 @@ PowerStatusView::PowerStatusView(BMessage* archive)
 
 PowerStatusView::~PowerStatusView()
 {
+	if (fAboutWindow != NULL)
+		fAboutWindow->Quit();
 }
 
 
@@ -96,6 +98,8 @@ PowerStatusView::_Init()
 {
 	SetViewColor(B_TRANSPARENT_COLOR);
 
+	fAboutWindow = NULL;
+
 	fShowLabel = true;
 	fShowTime = false;
 	fShowStatusIcon = true;
@@ -503,14 +507,16 @@ PowerStatusReplicant::PowerStatusReplicant(BMessage* archive)
 
 PowerStatusReplicant::~PowerStatusReplicant()
 {
-	if (fMessengerExist) {
+	if (fMessengerExist)
 		delete fExtWindowMessenger;
-	}
 
 	fDriverInterface->StopWatching(this);
 	fDriverInterface->Disconnect();
 	fDriverInterface->ReleaseReference();
 
+	if (fAboutWindow != NULL)
+		fAboutWindow->Quit();
+
 	_SaveSettings();
 }
 
@@ -621,22 +627,23 @@ PowerStatusReplicant::MouseDown(BPoint point)
 void
 PowerStatusReplicant::_AboutRequested()
 {
-	BAlert* alert = new BAlert(B_TRANSLATE("About"),
-		B_TRANSLATE("PowerStatus\n"
-			"written by Axel Dörfler, Clemens Zeidler\n"
-			"Copyright 2006, Haiku, Inc.\n"), B_TRANSLATE("OK"));
-	BTextView *view = alert->TextView();
-	BFont font;
+	if (fAboutWindow == NULL) {
+		const char* authors[] = {
+			"Axel Dörfler",
+			"Alexander von Gluck",
+			"Clemens Zeidler",
+			NULL
+		};
 
-	view->SetStylable(true);
-
-	view->GetFont(&font);
-	font.SetSize(18);
-	font.SetFace(B_BOLD_FACE);
-	view->SetFontAndColor(0, strlen(B_TRANSLATE("PowerStatus")), &font);
-
-	alert->SetFlags(alert->Flags() | B_CLOSE_ON_ESCAPE);
-	alert->Go();
+		fAboutWindow = new BAboutWindow(
+			B_TRANSLATE_SYSTEM_NAME("PowerStatus"), kSignature);
+		fAboutWindow->AddCopyright(2006, "Haiku, Inc.");
+		fAboutWindow->AddAuthors(authors);
+		fAboutWindow->Show();
+	} else if (fAboutWindow->IsHidden())
+		fAboutWindow->Show();
+	else
+		fAboutWindow->Activate();
 }
 
 

src/apps/powerstatus/PowerStatusView.h

@@ -15,6 +15,7 @@
 #include "DriverInterface.h"
 
 
+class BAboutWindow;
 class BFile;
 
 
@@ -53,6 +54,7 @@ private:
 
 protected:
 			PowerStatusDriverInterface*	fDriverInterface;
+			BAboutWindow*   fAboutWindow;
 
 			bool			fShowLabel;
 			bool			fShowTime;

src/apps/processcontroller/ProcessController.cpp

@@ -1,7 +1,7 @@
 /*
 	ProcessController © 2000, Georges-Edouard Berenger, All Rights Reserved.
 	Copyright (C) 2004 beunited.org
-	Copyright (c) 2006-2009, Haiku, Inc. All rights reserved.
+	Copyright (c) 2006-2012, Haiku, Inc. All rights reserved.
 
 	This library is free software; you can redistribute it and/or
 	modify it under the terms of the GNU Lesser General Public
@@ -204,6 +204,10 @@ ProcessController::~ProcessController()
 
 	delete fMessageRunner;
 	gPCView = NULL;
+
+	// replicant deleted, destroy the about window
+	if (fAboutWindow != NULL)
+		fAboutWindow->Quit();
 }
 
 
@@ -217,10 +221,11 @@ ProcessController::Init()
 	memset(fCPUTimes, 0, sizeof(fCPUTimes));
 	memset(fPrevActive, 0, sizeof(fPrevActive));
 	fPrevTime = 0;
+	fAboutWindow = NULL;
 }
 
 
-ProcessController *
+ProcessController*
 ProcessController::Instantiate(BMessage *data)
 {
 	if (!validate_instantiation(data, kClassName))
@@ -433,15 +438,27 @@ ProcessController::MessageReceived(BMessage *message)
 void
 ProcessController::AboutRequested()
 {
-	const char* authors[] = {
-		"Georges-Edouard Berenger",
-		NULL
-	};
+	if (fAboutWindow == NULL) {
+		const char* extraCopyrights[] = {
+			"2004 beunited.org",
+			"1997-2001 Georges-Edouard Berenger",
+			NULL
+		};
 
-	BAboutWindow about(B_TRANSLATE_SYSTEM_NAME("ProcessController"), 2007, authors,
-		"Copyright 1997-2001\n"
-		"Georges-Edouard Berenger.");
-	about.Show();
+		const char* authors[] = {
+			"Georges-Edouard Berenger",
+			NULL
+		};
+
+		fAboutWindow = new BAboutWindow(
+			B_TRANSLATE_SYSTEM_NAME("ProcessController"), kSignature);
+		fAboutWindow->AddCopyright(2007, "Haiku, Inc.", extraCopyrights);
+		fAboutWindow->AddAuthors(authors);
+		fAboutWindow->Show();
+	} else if (fAboutWindow->IsHidden())
+		fAboutWindow->Show();
+	else
+		fAboutWindow->Activate();
 }
 
 

src/apps/processcontroller/ProcessController.h

@@ -1,6 +1,7 @@
 /*
 	ProcessController © 2000, Georges-Edouard Berenger, All Rights Reserved.
-	Copyright (C) 2004 beunited.org 
+	Copyright (C) 2004 beunited.org
+	Copyright (c) 2006-2012, Haiku, Inc. All rights reserved.
 
 	This library is free software; you can redistribute it and/or 
 	modify it under the terms of the GNU Lesser General Public 
@@ -25,6 +26,7 @@
 #include <View.h>
 
 
+class BAboutWindow;
 class BMessageRunner;
 class ThreadBarMenu;
 
@@ -58,6 +60,7 @@ class ProcessController : public BView {
 	private:
 		void			Init();
 
+		BAboutWindow*	fAboutWindow;
 		bool			fTemp;
 		float			fMemoryUsage;
 		float			fLastBarHeight[B_MAX_CPU_COUNT];

src/apps/workspaces/Jamfile

@@ -3,11 +3,11 @@ SubDir HAIKU_TOP src apps workspaces ;
 SetSubDirSupportedPlatformsBeOSCompatible ;
 AddSubDirSupportedPlatforms libbe_test ;
 
-UsePrivateHeaders app interface ;
+UsePrivateHeaders app interface shared ;
 
 Application Workspaces :
 	Workspaces.cpp 
-	: be $(HAIKU_LOCALE_LIBS) $(TARGET_LIBSUPC++)
+	: be libshared.a $(HAIKU_LOCALE_LIBS) $(TARGET_LIBSUPC++)
 	: Workspaces.rdef 
 	;
 

src/apps/workspaces/Workspaces.cpp

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2009, Haiku, Inc. All rights reserved.
+ * Copyright 2002-2012, Haiku, Inc. All rights reserved.
  * Copyright 2002, François Revol, revol@free.fr.
  * This file is distributed under the terms of the MIT License.
  *
@@ -11,7 +11,7 @@
  */
 
 
-#include <Alert.h>
+#include <AboutWindow.h>
 #include <Application.h>
 #include <Catalog.h>
 #include <Deskbar.h>
@@ -119,6 +119,7 @@ class WorkspacesView : public BView {
 
 		BView*	fParentWhichDrawsOnChildren;
 		BRect	fCurrentFrame;
+		BAboutWindow*   fAboutWindow;
 };
 
 class WorkspacesWindow : public BWindow {
@@ -341,7 +342,8 @@ WorkspacesView::WorkspacesView(BRect frame, bool showDragger=true)
 	BView(frame, kDeskbarItemName, B_FOLLOW_ALL,
 		kWorkspacesViewFlag | B_FRAME_EVENTS),
 	fParentWhichDrawsOnChildren(NULL),
-	fCurrentFrame(frame)
+	fCurrentFrame(frame),
+	fAboutWindow(NULL)
 {
 	if(showDragger) {
 		frame.OffsetTo(B_ORIGIN);
@@ -358,7 +360,8 @@ WorkspacesView::WorkspacesView(BMessage* archive)
 	:
 	BView(archive),
 	fParentWhichDrawsOnChildren(NULL),
-	fCurrentFrame(Frame())
+	fCurrentFrame(Frame()),
+	fAboutWindow(NULL)
 {
 	// Just in case we are instantiated from an older archive...
 	SetFlags(Flags() | B_FRAME_EVENTS);
@@ -371,6 +374,8 @@ WorkspacesView::WorkspacesView(BMessage* archive)
 
 WorkspacesView::~WorkspacesView()
 {
+	if (fAboutWindow != NULL)
+		fAboutWindow->Quit();
 }
 
 
@@ -400,28 +405,34 @@ WorkspacesView::Archive(BMessage* archive, bool deep) const
 void
 WorkspacesView::_AboutRequested()
 {
-	BString text = B_TRANSLATE("Workspaces\n"
-		"written by %1, and %2.\n\n"
-		"Copyright %3, Haiku.\n\n"
-		"Send windows behind using the Option key. "
-		"Move windows to front using the Control key.\n");
-	text.ReplaceFirst("%1", "François Revol, Axel Dörfler");
-	text.ReplaceFirst("%2", "Matt Madia");
-	text.ReplaceFirst("%3", "2002-2008");
-		
-	BAlert *alert = new BAlert("about", text.String(), B_TRANSLATE("OK"));
-	BTextView *view = alert->TextView();
-	BFont font;
+	if (fAboutWindow == NULL) {
+		const char* authors[] = {
+			"Axel Dörfler",
+			"Oliver \"Madison\" Kohl",
+			"Matt Madia",
+			"François Revol",
+			NULL
+		};
 
-	view->SetStylable(true);
+		const char* extraCopyrights[] = {
+			"2002 François Revol",
+			NULL
+		};
 
-	view->GetFont(&font);
-	font.SetSize(18);
-	font.SetFace(B_BOLD_FACE);
-	view->SetFontAndColor(0, 10, &font);
+		const char* extraInfo = "Send windows behind using the Option key. "
+			"Move windows to front using the Control key.\n";
 
-	alert->SetFlags(alert->Flags() | B_CLOSE_ON_ESCAPE);
-	alert->Go();
+		fAboutWindow = new BAboutWindow(
+			B_TRANSLATE_SYSTEM_NAME("Workspaces"), kSignature);
+		fAboutWindow->AddCopyright(2002, "Haiku, Inc.",
+			extraCopyrights);
+		fAboutWindow->AddAuthors(authors);
+		fAboutWindow->AddExtraInfo(extraInfo);
+		fAboutWindow->Show();
+	} else if (fAboutWindow->IsHidden())
+		fAboutWindow->Show();
+	else
+		fAboutWindow->Activate();
 }
 
 

src/kits/app/Message.cpp

@@ -2564,6 +2564,7 @@ DEFINE_SET_GET_FUNCTIONS(uint64, UInt64, B_UINT64_TYPE);
 DEFINE_SET_GET_FUNCTIONS(bool, Bool, B_BOOL_TYPE);
 DEFINE_SET_GET_FUNCTIONS(float, Float, B_FLOAT_TYPE);
 DEFINE_SET_GET_FUNCTIONS(double, Double, B_DOUBLE_TYPE);
+DEFINE_SET_GET_FUNCTIONS(const char *, String, B_STRING_TYPE);
 
 #undef DEFINE_SET_GET_FUNCTION
 
@@ -3135,6 +3136,13 @@ BMessage::HasFlat(const char *name, int32 index, const BFlattenable *object)
 }
 
 
+status_t
+BMessage::SetString(const char *name, const BString& value)
+{
+	return SetData(name, B_STRING_TYPE, value.String(), value.Length() + 1);
+}
+
+
 status_t
 BMessage::SetData(const char* name, type_code type, const void* data,
 	ssize_t numBytes)

src/kits/shared/AboutWindow.cpp

@@ -1,39 +1,348 @@
 /*
- * Copyright 2007-2009 Haiku, Inc.
+ * Copyright 2007-2012 Haiku, Inc.
  * Distributed under the terms of the MIT License.
  *
  * Authors:
- *		Ryan Leavengood, leavengood@gmail.com
+ *		Ryan Leavengood <leavengood@gmail.com>
+ *		John Scipione <jscipione@gmail.com>
  */
 
+
 #include <AboutWindow.h>
 
 #include <stdarg.h>
 #include <time.h>
 
 #include <Alert.h>
+#include <AppFileInfo.h>
+#include <Bitmap.h>
+#include <File.h>
 #include <Font.h>
+#include <GroupLayoutBuilder.h>
+#include <GroupView.h>
+#include <LayoutBuilder.h>
+#include <Point.h>
+#include <Roster.h>
+#include <Screen.h>
+#include <ScrollView.h>
+#include <Size.h>
 #include <String.h>
+#include <StringView.h>
 #include <SystemCatalog.h>
 #include <TextView.h>
+#include <View.h>
+#include <Window.h>
+
+
+static const float kStripeWidth = 30.0;
 
 using BPrivate::gSystemCatalog;
 
-
 #undef B_TRANSLATION_CONTEXT
 #define B_TRANSLATION_CONTEXT "AboutWindow"
 
 
-BAboutWindow::BAboutWindow(const char *appName, int32 firstCopyrightYear,
-	const char **authors, const char *extraInfo)
-{
-	fAppName = new BString(appName);
+class StripeView : public BView {
+ public:
+							StripeView(BBitmap* icon);
+	virtual					~StripeView();
 
-	const char* copyright = gSystemCatalog.GetString(
-		B_TRANSLATE_MARK("Copyright " B_UTF8_COPYRIGHT " %years% Haiku, Inc."),
-		"AboutWindow");
-	const char* writtenBy = gSystemCatalog.GetString(
-		B_TRANSLATE_MARK("Written by:"), "AboutWindow");
+	virtual	void			Draw(BRect updateRect);
+
+ private:
+			BBitmap*		fIcon;
+};
+
+
+class AboutView : public BGroupView {
+ public:
+							AboutView(const char* name,
+								const char* signature);
+	virtual					~AboutView();
+
+			BTextView*		InfoView() const { return fInfoView; };
+
+ protected:
+			const char*		AppVersion(const char* signature);
+			BBitmap*		AppIcon(const char* signature);
+
+ private:
+			BStringView*	fNameView;
+			BStringView*	fVersionView;
+			BTextView*		fInfoView;
+};
+
+
+//	#pragma mark -
+
+
+StripeView::StripeView(BBitmap* icon)
+	:
+	BView("StripeView", B_WILL_DRAW),
+	fIcon(icon)
+{
+	float width = 0.0f;
+	if (icon != NULL)
+		width += icon->Bounds().Width() + 32.0f;
+
+	SetExplicitMinSize(BSize(width, B_SIZE_UNSET));
+	SetExplicitPreferredSize(BSize(width, B_SIZE_UNLIMITED));
+	SetViewColor(ui_color(B_PANEL_BACKGROUND_COLOR));
+}
+
+
+StripeView::~StripeView()
+{
+}
+
+
+void
+StripeView::Draw(BRect updateRect)
+{
+	if (fIcon == NULL)
+		return;
+
+	SetHighColor(ViewColor());
+	FillRect(updateRect);
+
+	BRect stripeRect = Bounds();
+	stripeRect.right = kStripeWidth;
+	SetHighColor(tint_color(ViewColor(), B_DARKEN_1_TINT));
+	FillRect(stripeRect);
+
+	SetDrawingMode(B_OP_ALPHA);
+	SetBlendingMode(B_PIXEL_ALPHA, B_ALPHA_OVERLAY);
+	DrawBitmapAsync(fIcon, BPoint(15.0f, 10.0f));
+}
+
+
+//	#pragma mark -
+
+
+AboutView::AboutView(const char* appName, const char* signature)
+	:
+	BGroupView("AboutView", B_VERTICAL)
+{
+	fNameView = new BStringView("name", appName);
+	BFont font;
+	fNameView->GetFont(&font);
+	font.SetFace(B_BOLD_FACE);
+	font.SetSize(font.Size() * 2.0);
+	fNameView->SetFont(&font, B_FONT_FAMILY_AND_STYLE | B_FONT_SIZE
+		| B_FONT_FLAGS);
+
+	fVersionView = new BStringView("version", AppVersion(signature));
+
+	fInfoView = new BTextView("info", B_WILL_DRAW);
+	fInfoView->SetExplicitMinSize(BSize(210.0, 160.0));
+	fInfoView->MakeEditable(false);
+	fInfoView->SetWordWrap(true);
+	fInfoView->SetInsets(5.0, 5.0, 5.0, 5.0);
+	fInfoView->SetViewColor(ui_color(B_DOCUMENT_BACKGROUND_COLOR));
+	fInfoView->SetHighColor(ui_color(B_DOCUMENT_TEXT_COLOR));
+
+	BScrollView* infoViewScroller = new BScrollView(
+		"infoViewScroller", fInfoView, B_WILL_DRAW | B_FRAME_EVENTS,
+		false, true, B_PLAIN_BORDER);
+
+	GroupLayout()->SetSpacing(0);
+	BLayoutBuilder::Group<>(this)
+		.AddGroup(B_HORIZONTAL, 0)
+			.Add(new StripeView(AppIcon(signature)))
+			.AddGroup(B_VERTICAL, B_USE_SMALL_SPACING)
+				.SetInsets(0, B_USE_DEFAULT_SPACING,
+					B_USE_DEFAULT_SPACING, B_USE_DEFAULT_SPACING)
+				.Add(fNameView)
+				.Add(fVersionView)
+				.Add(infoViewScroller)
+				.End()
+			.AddGlue()
+			.End();
+}
+
+
+AboutView::~AboutView()
+{
+}
+
+
+const char*
+AboutView::AppVersion(const char* signature)
+{
+	if (signature == NULL)
+		return NULL;
+
+	entry_ref ref;
+	if (be_roster->FindApp(signature, &ref) != B_OK)
+		return NULL;
+
+	BFile file(&ref, B_READ_ONLY);
+	BAppFileInfo appMime(&file);
+	if (appMime.InitCheck() != B_OK)
+		return NULL;
+
+	version_info versionInfo;
+	if (appMime.GetVersionInfo(&versionInfo, B_APP_VERSION_KIND) == B_OK) {
+		if (versionInfo.major == 0 && versionInfo.middle == 0
+			&& versionInfo.minor == 0) {
+			return NULL;
+		}
+
+		const char* version = B_TRANSLATE_MARK("Version");
+		version = gSystemCatalog.GetString(version, "AboutWindow");
+		BString appVersion(version);
+		appVersion << " " << versionInfo.major << "." << versionInfo.middle;
+		if (versionInfo.minor > 0)
+			appVersion << "." << versionInfo.minor;
+
+		// Add the version variety
+		const char* variety = NULL;
+		switch (versionInfo.variety) {
+			case B_DEVELOPMENT_VERSION:
+				variety = B_TRANSLATE_MARK("development");
+				break;
+			case B_ALPHA_VERSION:
+				variety = B_TRANSLATE_MARK("alpha");
+				break;
+			case B_BETA_VERSION:
+				variety = B_TRANSLATE_MARK("beta");
+				break;
+			case B_GAMMA_VERSION:
+				variety = B_TRANSLATE_MARK("gamma");
+				break;
+			case B_GOLDEN_MASTER_VERSION:
+				variety = B_TRANSLATE_MARK("gold master");
+				break;
+		}
+
+		if (variety != NULL) {
+			variety = gSystemCatalog.GetString(variety, "AboutWindow");
+			appVersion << "-" << variety;
+		}
+
+		return appVersion.String();
+	}
+
+	return NULL;
+}
+
+
+BBitmap*
+AboutView::AppIcon(const char* signature)
+{
+	if (signature == NULL)
+		return NULL;
+
+	entry_ref ref;
+	if (be_roster->FindApp(signature, &ref) != B_OK)
+		return NULL;
+
+	BFile file(&ref, B_READ_ONLY);
+	BAppFileInfo appMime(&file);
+	if (appMime.InitCheck() != B_OK)
+		return NULL;
+
+	BBitmap* icon = new BBitmap(BRect(0.0, 0.0, 127.0, 127.0), B_RGBA32);
+	if (appMime.GetIcon(icon, (icon_size)128) == B_OK)
+		return icon;
+
+	delete icon;
+	return NULL;
+}
+
+
+//	#pragma mark -
+
+
+BAboutWindow::BAboutWindow(const char* appName, const char* signature)
+	:	BWindow(BRect(0.0, 0.0, 200.0, 200.0), appName, B_TITLED_WINDOW,
+		B_ASYNCHRONOUS_CONTROLS | B_NOT_ZOOMABLE | B_NOT_RESIZABLE
+			| B_AUTO_UPDATE_SIZE_LIMITS)
+{
+	SetLayout(new BGroupLayout(B_VERTICAL));
+
+	const char* about = B_TRANSLATE_MARK("About");
+	about = gSystemCatalog.GetString(about, "AboutWindow");
+
+	BString title(about);
+	title << " " << appName;
+	SetTitle(title.String());
+
+	fAboutView = new AboutView(appName, signature);
+	AddChild(fAboutView);
+
+	MoveTo(AboutPosition(Frame().Width(), Frame().Height()));
+}
+
+
+BAboutWindow::~BAboutWindow()
+{
+	fAboutView->RemoveSelf();
+	delete fAboutView;
+	fAboutView = NULL;
+}
+
+
+bool
+BAboutWindow::QuitRequested()
+{
+	Hide();
+
+	return false;
+}
+
+
+//	#pragma mark -
+
+
+BPoint
+BAboutWindow::AboutPosition(float width, float height)
+{
+	BPoint result(100, 100);
+
+	BWindow* window =
+		dynamic_cast<BWindow*>(BLooper::LooperForThread(find_thread(NULL)));
+
+	BScreen screen(window);
+ 	BRect screenFrame(0, 0, 640, 480);
+ 	if (screen.IsValid())
+ 		screenFrame = screen.Frame();
+
+	// Horizontally, we're smack in the middle
+	result.x = screenFrame.left + (screenFrame.Width() / 2.0) - (width / 2.0);
+
+	// This is probably sooo wrong, but it looks right on 1024 x 768
+	result.y = screenFrame.top + (screenFrame.Height() / 4.0)
+		- ceil(height / 3.0);
+
+	return result;
+}
+
+
+void
+BAboutWindow::AddDescription(const char* description)
+{
+	if (description == NULL)
+		return;
+
+	const char* appDesc = B_TRANSLATE_MARK(description);
+	appDesc = gSystemCatalog.GetString(appDesc, "AboutWindow");
+
+	BString desc("");
+	if (fAboutView->InfoView()->TextLength() > 0)
+		desc << "\n\n";
+
+	desc << appDesc;
+
+	fAboutView->InfoView()->Insert(desc.String());
+}
+
+
+void
+BAboutWindow::AddCopyright(int32 firstCopyrightYear,
+	const char* copyrightHolder, const char** extraCopyrights)
+{
+	BString copyright(B_UTF8_COPYRIGHT " %years% %holder%");
 
 	// Get current year
 	time_t tp;
@@ -45,50 +354,112 @@ BAboutWindow::BAboutWindow(const char *appName, int32 firstCopyrightYear,
 	if (copyrightYears != currentYear)
 		copyrightYears << "-" << currentYear;
 
-	// Build the text to display
-	BString text(appName);
-	text << "\n\n";
+	BString text("");
+	if (fAboutView->InfoView()->TextLength() > 0)
+		text << "\n\n";
+
 	text << copyright;
-	text << "\n\n";
+
+	// Fill out the copyright year placeholder
 	text.ReplaceAll("%years%", copyrightYears.String());
-	text << writtenBy << "\n";
-	for (int32 i = 0; authors[i]; i++) {
-		text << "    " << authors[i] << "\n";
+
+	// Fill in the copyright holder placeholder
+	text.ReplaceAll("%holder%", copyrightHolder);
+
+	// Add extra copyright strings
+	if (extraCopyrights != NULL) {
+		// Add optional extra copyright information
+		for (int32 i = 0; extraCopyrights[i]; i++)
+			text << "\n" << B_UTF8_COPYRIGHT << " " << extraCopyrights[i];
 	}
 
-	// The extra information is optional
-	if (extraInfo != NULL) {
-		text << "\n" << extraInfo << "\n";
-	}
+	const char* allRightsReserved = B_TRANSLATE_MARK("All Rights Reserved.");
+	allRightsReserved = gSystemCatalog.GetString(allRightsReserved,
+		"AboutWindow");
+	text << "\n    " << allRightsReserved;
 
-	fText = new BString(text);
-}
-
-
-BAboutWindow::~BAboutWindow()
-{
-	delete fText;
-	delete fAppName;
+	fAboutView->InfoView()->Insert(text.String());
 }
 
 
 void
-BAboutWindow::Show()
+BAboutWindow::AddAuthors(const char** authors)
 {
-	const char* aboutTitle = gSystemCatalog.GetString(
-		B_TRANSLATE_MARK("About" B_UTF8_ELLIPSIS), "AboutWindow");
-	const char* closeLabel = gSystemCatalog.GetString(
-		B_TRANSLATE_MARK("Close"), "AboutWindow");
+	if (authors == NULL)
+		return;
 
-	BAlert *alert = new BAlert(aboutTitle, fText->String(), closeLabel);
-	BTextView *view = alert->TextView();
-	BFont font;
-	view->SetStylable(true);
-	view->GetFont(&font);
-	font.SetFace(B_BOLD_FACE);
-	font.SetSize(font.Size() * 1.7);
-	view->SetFontAndColor(0, fAppName->Length(), &font);
-	alert->SetFlags(alert->Flags() | B_CLOSE_ON_ESCAPE);
-	alert->Go();
+	const char* writtenBy = B_TRANSLATE_MARK("Written by:");
+	writtenBy = gSystemCatalog.GetString(writtenBy, "AboutWindow");
+
+	BString text("");
+	if (fAboutView->InfoView()->TextLength() > 0)
+		text << "\n\n";
+
+	text << writtenBy;
+	text << "\n";
+	for (int32 i = 0; authors[i]; i++)
+		text << "    " << authors[i] << "\n";
+
+	fAboutView->InfoView()->Insert(text.String());
 }
 
+
+void
+BAboutWindow::AddSpecialThanks(const char** thanks)
+{
+	if (thanks == NULL)
+		return;
+
+	const char* specialThanks = B_TRANSLATE_MARK("Special Thanks:");
+	specialThanks = gSystemCatalog.GetString(specialThanks, "AboutWindow");
+
+	BString text("");
+	if (fAboutView->InfoView()->TextLength() > 0)
+		text << "\n\n";
+
+	text << specialThanks << "\n";
+	for (int32 i = 0; thanks[i]; i++)
+		text << "    " << thanks[i] << "\n";
+
+	fAboutView->InfoView()->Insert(text.String());
+}
+
+
+void
+BAboutWindow::AddVersionHistory(const char** history)
+{
+	if (history == NULL)
+		return;
+
+	const char* versionHistory = B_TRANSLATE_MARK("Version history:");
+	versionHistory = gSystemCatalog.GetString(versionHistory, "AboutWindow");
+
+	BString text("");
+	if (fAboutView->InfoView()->TextLength() > 0)
+		text << "\n\n";
+
+	text << versionHistory << "\n";
+	for (int32 i = 0; history[i]; i++)
+		text << "    " << history[i] << "\n";
+
+	fAboutView->InfoView()->Insert(text.String());
+}
+
+
+void
+BAboutWindow::AddExtraInfo(const char* extraInfo)
+{
+	if (extraInfo == NULL)
+		return;
+
+	const char* appExtraInfo = B_TRANSLATE_MARK(extraInfo);
+	appExtraInfo = gSystemCatalog.GetString(extraInfo, "AboutWindow");
+
+	BString extra("");
+	if (fAboutView->InfoView()->TextLength() > 0)
+		extra << "\n\n";
+
+	extra << appExtraInfo;
+
+	fAboutView->InfoView()->Insert(extra.String());
+}

src/kits/storage/Entry.cpp

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2009, Haiku Inc.
+ * Copyright 2002-2012, Haiku Inc.
  * Distributed under the terms of the MIT License.
  *
  * Authors:
@@ -191,6 +191,16 @@ BEntry::Exists() const
 }
 
 
+const char*
+BEntry::Name() const
+{
+	if (fCStatus != B_OK)
+		return NULL;
+
+	return fName;
+}
+
+
 status_t
 BEntry::SetTo(const BDirectory* dir, const char* path, bool traverse)
 {
@@ -360,18 +370,13 @@ BEntry::GetParent(BDirectory* dir) const
 status_t
 BEntry::GetName(char* buffer) const
 {
-	status_t result = B_ERROR;
+	if (fCStatus != B_OK)
+		return B_NO_INIT;
+	if (buffer == NULL)
+		return B_BAD_VALUE;
 
-	if (fCStatus != B_OK) {
-		result = B_NO_INIT;
-	} else if (buffer == NULL) {
-		result = B_BAD_VALUE;
-	} else {
-		strcpy(buffer, fName);
-		result = B_OK;
-	}
-
-	return result;
+	strcpy(buffer, fName);
+	return B_OK;
 }
 
 

src/preferences/locale/LocalePreflet.cpp

@@ -21,6 +21,7 @@
 #define B_TRANSLATION_CONTEXT "Locale Preflet"
 
 
+const char* kAppName = B_TRANSLATE("Locale");
 const char* kSignature = "application/x-vnd.Haiku-Locale";
 
 
@@ -29,13 +30,13 @@ class LocalePreflet : public BApplication {
 							LocalePreflet();
 		virtual				~LocalePreflet();
 
-		virtual	void		AboutRequested();
 		virtual	void		MessageReceived(BMessage* message);
 
 private:
 		status_t			_RestartApp(const char* signature) const;
 		
 		LocaleWindow*		fLocaleWindow;
+		BAboutWindow*		fAboutWindow;
 };
 
 
@@ -44,30 +45,19 @@ private:
 
 LocalePreflet::LocalePreflet()
 	:
-	BApplication(kSignature)
+	BApplication(kSignature),
+	fLocaleWindow(new LocaleWindow()),
+	fAboutWindow(NULL)
 {
-	fLocaleWindow = new LocaleWindow();
-
 	fLocaleWindow->Show();
 }
 
 
 LocalePreflet::~LocalePreflet()
 {
-}
-
-
-void
-LocalePreflet::AboutRequested()
-{
-	const char* authors[] = {
-		"Axel Dörfler",
-		"Adrien Destugues",
-		"Oliver Tappe",
-		NULL
-	};
-	BAboutWindow about(B_TRANSLATE("Locale"), 2005, authors);
-	about.Show();
+	// replicant deleted, destroy the about window
+	if (fAboutWindow != NULL)
+		fAboutWindow->Quit();
 }
 
 
@@ -81,7 +71,27 @@ LocalePreflet::MessageReceived(BMessage* message)
 				_RestartApp("application/x-vnd.Be-TSKB");
 			}
 			break;
-		
+
+		case B_ABOUT_REQUESTED:
+			if (fAboutWindow == NULL) {
+				const char* authors[] = {
+					"Axel Dörfler",
+					"Adrien Destugues",
+					"Oliver Tappe",
+					NULL
+				};
+
+				fAboutWindow = new BAboutWindow(kAppName, kSignature);
+				fAboutWindow->AddCopyright(2005, "Haiku, Inc.");
+				fAboutWindow->AddAuthors(authors);
+				fAboutWindow->Show();
+			} else if (fAboutWindow->IsHidden())
+				fAboutWindow->Show();
+			else
+				fAboutWindow->Activate();
+
+			break;
+
 		default:
 			BApplication::MessageReceived(message);
 			break;

src/system/boot/arch/arm/arch_cpu.cpp

@@ -1,12 +1,11 @@
 /*
- * Copyright 2004-2005, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
+ * Copyright 2012, Haiku, Inc.
  * Distributed under the terms of the MIT License.
  *
- * calculate_cpu_conversion_factor() was written by Travis Geiselbrecht and
- * licensed under the NewOS license.
+ * Authors:
+ *		Ithamar R. Adema <ithamar@upgrade-android.com>
  */
 
-
 #include "cpu.h"
 
 #include <OS.h>
@@ -17,50 +16,80 @@
 #include <arch/cpu.h>
 #include <arch_kernel.h>
 #include <arch_system_info.h>
-
+#include <arch_cpu.h>
 #include <string.h>
 
-
-//#define TRACE_CPU
+#define TRACE_CPU
 #ifdef TRACE_CPU
 #	define TRACE(x) dprintf x
 #else
 #	define TRACE(x) ;
 #endif
 
-//uint32 gTimeConversionFactor;
-
-
-static void
-calculate_cpu_conversion_factor()
-{
-         #warning U-Boot:TODO!
-}
-
+/*! check_cpu_features
+ *
+ * Please note the fact that ARM7 and ARMv7 are two different things ;)
+ * ARMx is a specific ARM CPU core instance, while ARMvX refers to the
+ * ARM architecture specification version....
+ *
+ * Most of the architecture versions we're detecting here we will probably
+ * never run on, just included for completeness sake... ARMv5 and up are
+ * the likely ones for us to support (as they all have some kind of MMU).
+ */
 
 static status_t
 check_cpu_features()
 {
+	uint32 result = 0;
+	int arch, variant = 0, part = 0, revision = 0, implementor = 0;
+
+	asm volatile("MRC p15, 0, %[c1out], c0, c0, 0":[c1out] "=r" (result));
+
+	implementor = (result >> 24) & 0xff;
+
+	if (!(result & (1 << 19))) {
+		switch((result >> 12) & 0xf) {
+			case 0:	/* early ARMv3 or even older */
+				arch = ARCH_ARM_PRE_ARM7;
+				break;
+
+			case 7:	/* ARM7 processor */
+				arch = (result & (1 << 23)) ? ARCH_ARM_v4T : ARCH_ARM_v3;
+				variant = (result >> 16) & 0x7f;
+				part = (result >> 4) & 0xfff;
+				revision = result & 0xf;
+				break;
+
+			default:
+				revision = result & 0xf;
+				part = (result >> 4) & 0xfff;
+				switch((result >> 16) & 0xf) {
+					case 1: arch = ARCH_ARM_v4; break;
+					case 2: arch = ARCH_ARM_v4T; break;
+					case 3: arch = ARCH_ARM_v5; break;
+					case 4: arch = ARCH_ARM_v5T; break;
+					case 5: arch = ARCH_ARM_v5TE; break;
+					case 6: arch = ARCH_ARM_v5TEJ; break;
+					case 7: arch = ARCH_ARM_v6; break;
+					case 0xf: /* XXX TODO ARMv7 */; break;
+				}
+				variant = (result >> 20) & 0xf;
+				break;
+		}
+	}
+
+	TRACE(("%s: implementor=0x%x('%c'), arch=%d, variant=0x%x, part=0x%x, revision=0x%x\n",
+		__func__, implementor, implementor, arch, variant, part, revision));
 
-        #warning U-Boot:TODO!
 	return B_OK;
 }
 
-
 //	#pragma mark -
 
-
 extern "C" void
 arch_spin(bigtime_t microseconds)
 {
-	for(bigtime_t i=0;i<microseconds;i=i+1)
-	{
-		/*
-		asm volatile ("mov r0,r0");
-		asm volatile ("mov r0,r0");
-		*/
-	}
-	#warning U-Boot:ARM:TODO!!
+	panic("No timing support in bootloader yet!");
 }
 
 
@@ -68,17 +97,13 @@ extern "C" status_t
 boot_arch_cpu_init(void)
 {
 	status_t err = check_cpu_features();
-
 	if (err != B_OK) {
-		panic("You need a Pentium or higher in order to boot!\n");
+		panic("Retire your old Acorn and get something modern to boot!\n");
 		return err;
 	}
 
-	calculate_cpu_conversion_factor();
-
 	gKernelArgs.num_cpus = 1;
 		// this will eventually be corrected later on
 
 	return B_OK;
 }
-

src/system/boot/platform/u-boot/start.cpp

@@ -173,11 +173,33 @@ start_raw(int argc, const char **argv)
 	args.arguments = NULL;
 	args.platform.boot_tgz_data = NULL;
 	args.platform.boot_tgz_size = 0;
+	args.platform.fdt_data = NULL;
+	args.platform.fdt_size = 0;
+
+	// if we get passed a uimage, try to find the third blob only if we do not have FDT data yet
+	if (gUImage != NULL
+		&& !gFDT
+		&& image_multi_getimg(gUImage, 2,
+			(uint32*)&args.platform.fdt_data,
+			&args.platform.fdt_size)) {
+		// found a blob, assume it is FDT data, when working on a platform
+		// which does not have an FDT enabled U-Boot
+		gFDT = args.platform.fdt_data;
+	}
 
 	serial_init(gFDT);
 	console_init();
 	cpu_init();
 
+	if (args.platform.fdt_data) {
+		dprintf("Found FDT from uimage @ %p, %" B_PRIu32 " bytes\n",
+			args.platform.fdt_data, args.platform.fdt_size);
+	} else if (gFDT) {
+		/* Fixup args so we can pass the gFDT on to the kernel */
+		args.platform.fdt_data = gFDT;
+		args.platform.fdt_size = fdt_totalsize(gFDT);
+	}
+
 	// if we get passed an FDT, check /chosen for initrd
 	if (gFDT != NULL) {
 		int node = fdt_path_offset(gFDT, "/chosen");

src/system/kernel/arch/arm/arch_asm.S

@@ -94,6 +94,116 @@ FUNCTION(arm_get_far):
 	bx	lr
 FUNCTION_END(arm_get_far)
 
+/* status_t arch_cpu_user_memcpy(void *to, const void *from, size_t size, addr_t *faultHandler) */
+FUNCTION(arch_cpu_user_memcpy):
+	stmfd   sp!, { r4-r6 }
+	ldr	r6, [r3]
+	ldr	r4, =.L_user_memcpy_error
+	str	r4, [r3]	/* set fault handler */
+	mov	r4, r2, lsr #2	/* size / 4 */
+1:
+	ldr	r5, [r1]
+	str	r5, [r0]
+	add	r1, #4
+	add	r0, #4
+	sub	r4, #1
+	bne	1b
+2:
+	and	r4, r2, #3	/* size % 4 */
+	ldrb	r5, [r1]
+	strb	r5, [r0]
+	add	r1, #1
+	add	r0, #1
+	sub	r4, #1
+	bne	2b
+
+	str	r6, [r3]	/* restore fault handler */
+	mov	r0, #0
+	ldmfd   sp!, { r4-r6 }
+	bx	lr
+
+.L_user_memcpy_error:
+	str	r6, [r3]	/* restore fault handler */
+	mov	r0, #-1
+
+	ldmfd   sp!, { r4-r6 }
+	bx	lr
+FUNCTION_END(arch_cpu_user_memcpy)
+
+/* status_t arch_cpu_user_memset(void *to, char c, size_t count, addr_t *faultHandler) */
+FUNCTION(arch_cpu_user_memset):
+	stmfd   sp!, { r4-r5 }
+	ldr	r5, [r3]
+	ldr	r4, =.L_user_memset_error
+	str	r4, [r3]
+
+	and	r1, r1, #0xff
+	add	r1, r1, lsl #8
+	add	r1, r1, lsl #16
+	add	r1, r1, lsl #24
+
+	mov	r4, r2, lsr #2	/* count / 4 */
+1:
+	str	r1, [r0]
+	add	r0, r0, #4
+	sub	r4, r4, #1
+	bne	1b
+
+	and	r4, r2, #3	/* count % 4 */
+2:
+	strb	r1, [r0]
+	add	r0, r0, #1
+	sub	r4, r4, #1
+	bne	2b
+
+	mov	r0, #0
+	str	r5, [r3]
+
+	ldmfd   sp!, { r4-r5 }
+	bx	lr
+
+.L_user_memset_error:
+	mov	r0, #-1
+	str	r5, [r3]
+
+	ldmfd   sp!, { r4-r5 }
+	bx	lr
+FUNCTION_END(arch_cpu_user_memset)
+
+/* ssize_t arch_cpu_user_strlcpy(void *to, const void *from, size_t size, addr_t *faultHandler) */
+FUNCTION(arch_cpu_user_strlcpy):
+	stmfd   sp!, { r4-r6 }
+	ldr	r5, [r3]
+	ldr	r4, =.L_user_strlcpy_error
+	str	r4, [r3]
+	mov	r6, #0
+1:
+	ldrb	r4, [r1, r6]
+	strb	r4, [r0, r6]
+	add	r6, r6, #1
+	and	r4, #0xff	/* done yet? */
+	beq	2f
+	cmp	r6, r2		/* reached max length? */
+	blt	1b
+2:
+	mov	r4, #0
+	strb	r4, [r0, r6]
+
+	mov	r0, r4		/* return B_OK */
+	str	r5, [r3]	/* restore fault handler */
+
+	ldmfd   sp!, { r4-r6 }
+	bx	lr
+
+.L_user_strlcpy_error:
+	mov	r0, #-1
+	str	r5, [r3]
+
+	ldmfd   sp!, { r4-r6 }
+	bx	lr
+FUNCTION_END(arch_cpu_user_strlcpy)
+
+
 /*!	\fn void arch_debug_call_with_fault_handler(cpu_ent* cpu,
 		jmp_buf jumpBuffer, void (*function)(void*), void* parameter)
 

src/system/kernel/arch/arm/arch_cpu.cpp

@@ -159,119 +159,3 @@ arch_cpu_user_TLB_invalidate(void)
 */
 #warning WRITEME
 }
-
-
-// TODO: all functions that use fault handlers need to be implemented
-// in assembly due to problems passing in label addresses in gcc4.
-status_t
-arch_cpu_user_memcpy(void *to, const void *from, size_t size,
-	addr_t *faultHandler)
-{
-#warning WRITEME
-/*
-	char *tmp = (char *)to;
-	char *s = (char *)from;
-	addr_t oldFaultHandler = *faultHandler;
-
-	if (m68k_set_fault_handler(faultHandler, (addr_t)&&error))
-		goto error;
-
-	while (size--)
-		*tmp++ = *s++;
-
-	*faultHandler = oldFaultHandler;
-	return 0;
-
-error:
-	*faultHandler = oldFaultHandler;*/
-	return B_BAD_ADDRESS;
-}
-
-
-/**	\brief Copies at most (\a size - 1) characters from the string in \a from to
- *	the string in \a to, NULL-terminating the result.
- *
- *	\param to Pointer to the destination C-string.
- *	\param from Pointer to the source C-string.
- *	\param size Size in bytes of the string buffer pointed to by \a to.
- *
- *	\return strlen(\a from).
- */
-
-ssize_t
-arch_cpu_user_strlcpy(char *to, const char *from,
-	size_t size, addr_t *faultHandler)
-{
-#warning WRITEME
-/*
-	int from_length = 0;
-	addr_t oldFaultHandler = *faultHandler;
-
-	if (m68k_set_fault_handler(faultHandler, (addr_t)&&error))
-		goto error;
-
-	if (size > 0) {
-		to[--size] = '\0';
-		// copy 
-		for ( ; size; size--, from_length++, to++, from++) {
-			if ((*to = *from) == '\0')
-				break;
-		}
-	}
-	// count any leftover from chars
-	while (*from++ != '\0')
-		from_length++;
-
-	*faultHandler = oldFaultHandler;
-	return from_length;
-
-error:
-	*faultHandler = oldFaultHandler;*/
-	return B_BAD_ADDRESS;
-}
-
-
-status_t
-arch_cpu_user_memset(void *s, char c, size_t count, addr_t *faultHandler)
-{
-#warning WRITEME
-
-/*
-	char *xs = (char *)s;
-	addr_t oldFaultHandler = *faultHandler;
-
-	if (m68k_set_fault_handler(faultHandler, (addr_t)&&error))
-		goto error;
-
-	while (count--)
-		*xs++ = c;
-
-	*faultHandler = oldFaultHandler;
-	return 0;
-
-error:
-	*faultHandler = oldFaultHandler;*/
-
-	return B_BAD_ADDRESS;
-}
-
-
-// The purpose of this function is to trick the compiler. When setting the
-// page_handler to a label that is obviously (to the compiler) never used,
-// it may reorganize the control flow, so that the labeled part is optimized
-// away.
-// By invoking the function like this
-//
-//	if (m68k_set_fault_handler(faultHandler, (addr_t)&&error))
-//		goto error;
-//
-// the compiler has to keep the labeled code, since it can't guess the return
-// value of this (non-inlinable) function. At least in my tests it worked that
-// way, and I hope it will continue to work like this in the future.
-//
-/*bool
-m68k_set_fault_handler(addr_t *handlerLocation, addr_t handler)
-{
-	*handlerLocation = handler;
-	return false;
-}*/