Implemented R5 compatible settings.

The number base type (hex or decimal) and the window frame is already
correctly maintained (font size is only displayed, but not yet changed).
I don't know the meaning of the last 4 bytes in DiskProbe_data, but
it's probably not that bad.


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@6714 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/apps/diskprobe/AttributeWindow.cpp

@@ -13,7 +13,8 @@
 #include <stdio.h>
 
 
-AttributeWindow::AttributeWindow(BRect rect, entry_ref *ref, const char *attribute)
+AttributeWindow::AttributeWindow(BRect rect, entry_ref *ref, const char *attribute,
+	const BMessage *settings)
 	: ProbeWindow(rect, ref),
 	fAttribute(strdup(attribute))
 {
@@ -39,7 +40,7 @@ AttributeWindow::AttributeWindow(BRect rect, entry_ref *ref, const char *attribu
 
 	BRect rect = Bounds();
 	rect.top = menuBar->Bounds().Height() + 1;
-	ProbeView *probeView = new ProbeView(rect, ref, attribute);
+	ProbeView *probeView = new ProbeView(rect, ref, attribute, settings);
 	probeView->AddFileMenuItems(menu, 0);
 	AddChild(probeView);
 

src/apps/diskprobe/AttributeWindow.h

@@ -11,7 +11,8 @@
 
 class AttributeWindow : public ProbeWindow {
 	public:
-		AttributeWindow(BRect rect, entry_ref *ref, const char *attribute = NULL);
+		AttributeWindow(BRect rect, entry_ref *ref, const char *attribute = NULL,
+			const BMessage *settings = NULL);
 		virtual ~AttributeWindow();
 
 		bool Contains(const entry_ref &ref, const char *attribute);

src/apps/diskprobe/DataView.cpp

@@ -879,9 +879,23 @@ DataView::SetFont(const BFont *font, uint32 properties)
 }
 
 
+float 
+DataView::FontSize() const
+{
+	BFont font;
+	GetFont(&font);
+
+	return font.Size();
+}
+
+
 void 
 DataView::SetFontSize(float point)
 {
+	// ToDo: "fit" is not yet supported
+	if (point == 0.0f)
+		point = 12.0f;
+
 	BFont font = be_fixed_font;
 	font.SetSize(point);
 

src/apps/diskprobe/DataView.h

@@ -14,8 +14,8 @@
 class DataEditor;
 
 enum base_type {
-	kHexBase,
-	kDecimalBase
+	kHexBase = 16,
+	kDecimalBase = 10
 };
 
 enum view_focus {
@@ -46,7 +46,9 @@ class DataView : public BView {
 		virtual void SetFont(const BFont *font, uint32 properties = B_FONT_ALL);
 		virtual void GetPreferredSize(float *_width, float *_height);
 
+		float FontSize() const;
 		void SetFontSize(float point);
+
 		void UpdateScroller();
 
 		void MakeVisible(int32 position);

src/apps/diskprobe/DiskProbe.cpp

@@ -6,6 +6,7 @@
 
 #include "DiskProbe.h"
 #include "DataEditor.h"
+#include "DataView.h"
 #include "FileWindow.h"
 #include "AttributeWindow.h"
 #include "OpenWindow.h"
@@ -15,6 +16,7 @@
 #include <Alert.h>
 #include <TextView.h>
 #include <FilePanel.h>
+#include <FindDirectory.h>
 #include <Directory.h>
 #include <Entry.h>
 #include <Path.h>
@@ -27,6 +29,31 @@ static const char *kSignature = "application/x-vnd.OpenBeOS-DiskProbe";
 
 static const uint32 kCascadeOffset = 20;
 
+static const uint32 kMsgDiskProbeSettings = 'DPst';
+
+struct disk_probe_settings {
+	BRect	window_frame;
+	int32	base_type;
+	int32	font_size;
+	int32	unknown;
+};
+
+
+class Settings {
+	public:
+		Settings();
+		~Settings();
+
+		const BMessage &Message() const { return fMessage; }
+		void UpdateFrom(BMessage *message);
+
+	private:
+		status_t Open(BFile *file, int32 mode);
+
+		BMessage	fMessage;
+		bool		fUpdated;
+};
+
 
 class DiskProbe : public BApplication {
 	public:
@@ -45,25 +72,115 @@ class DiskProbe : public BApplication {
 	private:
 		status_t Probe(entry_ref &ref, const char *attribute = NULL);
 
+		Settings	fSettings;
 		BFilePanel	*fFilePanel;
 		BWindow		*fOpenWindow;
 		uint32		fWindowCount;
-		BRect		fWindowPosition;
+		BRect		fWindowFrame;
 };
 
 
 //-----------------
 
 
+Settings::Settings()
+	:
+	fMessage(kMsgDiskProbeSettings),
+	fUpdated(false)
+{
+	fMessage.AddRect("window_frame", BRect(50, 50, 550, 500));
+	fMessage.AddInt32("base_type", kHexBase);
+	fMessage.AddFloat("font_size", 12.0f);
+
+	BFile file;
+	if (Open(&file, B_READ_ONLY) != B_OK)
+		return;
+
+	// ToDo: load/save settings as flattened BMessage - but not yet,
+	//		since that will break compatibility with R5's DiskProbe
+
+	disk_probe_settings settings;
+	if (file.Read(&settings, sizeof(settings)) == sizeof(settings)) {
+#if B_HOST_IS_BENDIAN
+		// settings are saved in little endian
+		settings.window_frame.left = B_LENDIAN_TO_HOST_FLOAT(settings.window_frame.left);
+		settings.window_frame.top = B_LENDIAN_TO_HOST_FLOAT(settings.window_frame.top);
+		settings.window_frame.right = B_LENDIAN_TO_HOST_FLOAT(settings.window_frame.right);
+		settings.window_frame.bottom = B_LENDIAN_TO_HOST_FLOAT(settings.window_frame.bottom);
+		settings.base_type = B_LENDIAN_TO_HOST_INT32(settings.base_type);
+		settings.font_size = B_LENDIAN_TO_HOST_INT32(settings.font_size);
+#endif
+
+		fMessage.ReplaceRect("window_frame", settings.window_frame);
+		fMessage.ReplaceInt32("base_type", settings.base_type);
+		fMessage.ReplaceFloat("font_size", (float)settings.font_size);
+	}
+}
+
+
+Settings::~Settings()
+{
+	// only save the settings if something has changed
+	if (!fUpdated)
+		return;
+
+	BFile file;
+	if (Open(&file, B_CREATE_FILE | B_WRITE_ONLY) != B_OK)
+		return;
+
+	disk_probe_settings settings;
+	settings.window_frame = fMessage.FindRect("window_frame");
+	settings.base_type = fMessage.FindInt32("base_type");
+	settings.font_size = int32(fMessage.FindFloat("font_size") + 0.5f);
+	settings.unknown = 1;
+		// That's what DiskProbe R5 puts in there
+
+	file.Write(&settings, sizeof(settings));
+}
+
+
+status_t 
+Settings::Open(BFile *file, int32 mode)
+{
+	BPath path;
+	if (find_directory(B_USER_SETTINGS_DIRECTORY, &path) != B_OK)
+		return B_ERROR;
+
+	path.Append("DiskProbe_data");
+
+	return file->SetTo(path.Path(), mode);
+}
+
+
+void 
+Settings::UpdateFrom(BMessage *message)
+{
+	BRect frame;
+	if (message->FindRect("window_frame", &frame) == B_OK)
+		fMessage.ReplaceRect("window_frame", frame);
+
+	int32 baseType;
+	if (message->FindInt32("base_type", &baseType) == B_OK)
+		fMessage.ReplaceInt32("base_type", baseType);
+
+	float fontSize;
+	if (message->FindFloat("font_size", &fontSize) == B_OK)
+		fMessage.ReplaceFloat("font_size", fontSize);
+
+	fUpdated = true;
+}
+
+
+//	#pragma mark -
+
+
 DiskProbe::DiskProbe()
 	: BApplication(kSignature),
 	fOpenWindow(NULL),
-	fWindowCount(0),
-	fWindowPosition(50, 50, 550, 500)
+	fWindowCount(0)
 {
 	fFilePanel = new BFilePanel();
-
-	// ToDo: maintain the window position on disk
+	fWindowFrame = fSettings.Message().FindRect("window_frame");
 }
 
 
@@ -118,14 +235,14 @@ DiskProbe::Probe(entry_ref &ref, const char *attribute)
 		return status;
 
 	// cascade window
-	BRect rect = fWindowPosition;
+	BRect rect = fWindowFrame;
 	rect.OffsetBy(probeWindows * kCascadeOffset, probeWindows * kCascadeOffset);
 
 	BWindow *window;
 	if (attribute != NULL)
-		window = new AttributeWindow(rect, &ref, attribute);
+		window = new AttributeWindow(rect, &ref, attribute, &fSettings.Message());
 	else
-		window = new FileWindow(rect, &ref);
+		window = new FileWindow(rect, &ref, &fSettings.Message());
 
 	window->Show();
 	fWindowCount++;
@@ -202,6 +319,10 @@ DiskProbe::MessageReceived(BMessage *message)
 				PostMessage(B_QUIT_REQUESTED);
 			break;
 
+		case kMsgSettingsChanged:
+			fSettings.UpdateFrom(message);
+			break;
+
 		case kMsgOpenFilePanel:
 			fFilePanel->Show();
 			break;

src/apps/diskprobe/DiskProbe.h

@@ -13,5 +13,6 @@ static const uint32 kMsgOpenFilePanel = 'opFp';
 static const uint32 kMsgOpenOpenWindow = 'opOw';
 static const uint32 kMsgOpenWindowClosed = 'clOw';
 static const uint32 kMsgWindowClosed = 'WiCl';
+static const uint32 kMsgSettingsChanged = 'SeCh';
 
 #endif	/* DISK_PROBE_H */

src/apps/diskprobe/FileWindow.cpp

@@ -15,7 +15,7 @@
 #include <Path.h>
 
 
-FileWindow::FileWindow(BRect rect, entry_ref *ref)
+FileWindow::FileWindow(BRect rect, entry_ref *ref, const BMessage *settings)
 	: ProbeWindow(rect, ref)
 {
 	// Set alternative window title for devices
@@ -59,7 +59,7 @@ FileWindow::FileWindow(BRect rect, entry_ref *ref)
 
 	BRect rect = Bounds();
 	rect.top = menuBar->Bounds().Height() + 1;
-	ProbeView *probeView = new ProbeView(rect, ref);
+	ProbeView *probeView = new ProbeView(rect, ref, NULL, settings);
 	probeView->AddFileMenuItems(menu, menu->CountItems() - 4);
 	AddChild(probeView);
 

src/apps/diskprobe/FileWindow.h

@@ -11,7 +11,7 @@
 
 class FileWindow : public ProbeWindow {
 	public:
-		FileWindow(BRect rect, entry_ref *ref);
+		FileWindow(BRect rect, entry_ref *ref, const BMessage *settings = NULL);
 
 		virtual bool Contains(const entry_ref &ref, const char *attribute);
 };

src/apps/diskprobe/ProbeView.cpp

@@ -6,6 +6,7 @@
 
 #include "ProbeView.h"
 #include "DataView.h"
+#include "DiskProbe.h"
 
 #define BEOS_R5_COMPATIBLE
 	// for SetLimits()
@@ -430,7 +431,7 @@ HeaderView::HeaderView(BRect frame, entry_ref *ref, DataEditor &editor)
 		rect.right += 100;
 		rect.OffsetBy(0, -2);
 			// BTextControl oddities
-		
+
 		char buffer[16];
 		get_type_string(buffer, sizeof(buffer), editor.Type());
 		fTypeControl = new BTextControl(rect, B_EMPTY_STRING, NULL, buffer, new BMessage(kMsgPositionUpdate));
@@ -832,14 +833,22 @@ UpdateLooper::MessageReceived(BMessage *message)
 //	#pragma mark -
 
 
-ProbeView::ProbeView(BRect rect, entry_ref *ref, const char *attribute)
+ProbeView::ProbeView(BRect rect, entry_ref *ref, const char *attribute, const BMessage *settings)
 	: BView(rect, "probeView", B_FOLLOW_ALL, B_WILL_DRAW)
 {
 	fEditor.SetTo(*ref, attribute);
 
+	int32 baseType = kHexBase;
+	float fontSize = 12.0f;
+	if (settings != NULL) {
+		settings->FindInt32("base_type", &baseType);
+		settings->FindFloat("font_size", &fontSize);
+	}
+
 	rect = Bounds();
 	fHeaderView = new HeaderView(rect, ref, fEditor);
 	fHeaderView->ResizeToPreferred();
+	fHeaderView->SetBase((base_type)baseType);
 	AddChild(fHeaderView);
 
 	rect = fHeaderView->Frame();
@@ -847,6 +856,8 @@ ProbeView::ProbeView(BRect rect, entry_ref *ref, const char *attribute)
 	rect.bottom = Bounds().bottom - B_H_SCROLL_BAR_HEIGHT;
 	rect.right -= B_V_SCROLL_BAR_WIDTH;
 	fDataView = new DataView(rect, fEditor);
+	fDataView->SetBase((base_type)baseType);
+	fDataView->SetFontSize(fontSize);
 
 	fScrollView = new BScrollView("scroller", fDataView, B_FOLLOW_ALL, B_WILL_DRAW, true, true);
 	AddChild(fScrollView);
@@ -1046,14 +1057,14 @@ ProbeView::AttachedToWindow()
 
 	subMenu = new BMenu("Base");
 	message = new BMessage(kMsgBaseType);
-	message->AddInt32("base", kDecimalBase);
+	message->AddInt32("base_type", kDecimalBase);
 	subMenu->AddItem(item = new BMenuItem("Decimal", message, 'D', B_COMMAND_KEY));
 	item->SetTarget(this);
 	if (fHeaderView->Base() == kDecimalBase)
 		item->SetMarked(true);
 
 	message = new BMessage(kMsgBaseType);
-	message->AddInt32("base", kHexBase);
+	message->AddInt32("base_type", kHexBase);
 	subMenu->AddItem(item = new BMenuItem("Hex", message, 'H', B_COMMAND_KEY));
 	item->SetTarget(this);
 	if (fHeaderView->Base() == kHexBase)
@@ -1073,15 +1084,22 @@ ProbeView::AttachedToWindow()
 
 	subMenu = new BMenu("Font Size");
 	const int32 fontSizes[] = {9, 10, 12, 14, 18, 24, 36, 48};
+	int32 fontSize = int32(fDataView->FontSize() + 0.5);
 	for (uint32 i = 0; i < sizeof(fontSizes) / sizeof(fontSizes[0]); i++) {
 		char buffer[16];
 		snprintf(buffer, sizeof(buffer), "%ld", fontSizes[i]);
-		subMenu->AddItem(new BMenuItem(buffer, NULL));
+		subMenu->AddItem(item = new BMenuItem(buffer, NULL));
+		if (fontSizes[i] == fontSize)
+			item->SetMarked(true);
 	}
 	subMenu->AddSeparatorItem();
-	subMenu->AddItem(new BMenuItem("Fit", NULL));
+	subMenu->AddItem(item = new BMenuItem("Fit", NULL));
+	if (fontSize == 0)
+		item->SetMarked(true);
 
+	subMenu->SetRadioMode(true);
 	menu->AddItem(new BMenuItem(subMenu));
+
 	bar->AddItem(menu);
 }
 
@@ -1093,7 +1111,7 @@ ProbeView::AllAttached()
 }
 
 
-void 
+void
 ProbeView::WindowActivated(bool active)
 {
 	if (active)
@@ -1101,7 +1119,7 @@ ProbeView::WindowActivated(bool active)
 }
 
 
-void 
+void
 ProbeView::CheckClipboard()
 {
 	if (!be_clipboard->Lock())
@@ -1130,11 +1148,16 @@ ProbeView::MessageReceived(BMessage *message)
 		case kMsgBaseType:
 		{
 			int32 type;
-			if (message->FindInt32("base", &type) != B_OK)
+			if (message->FindInt32("base_type", &type) != B_OK)
 				break;
 
 			fHeaderView->SetBase((base_type)type);
 			fDataView->SetBase((base_type)type);
+
+			// update the applications settings
+			BMessage update(*message);
+			update.what = kMsgSettingsChanged;
+			be_app_messenger.SendMessage(&update);
 			break;
 		}
 

src/apps/diskprobe/ProbeView.h

@@ -23,7 +23,8 @@ class UpdateLooper;
 
 class ProbeView : public BView {
 	public:
-		ProbeView(BRect rect, entry_ref *ref, const char *attribute = NULL);
+		ProbeView(BRect rect, entry_ref *ref, const char *attribute = NULL,
+			const BMessage *settings = NULL);
 		virtual ~ProbeView();
 
 		virtual void DetachedFromWindow();

src/apps/diskprobe/ProbeWindow.cpp

@@ -39,6 +39,10 @@ ProbeWindow::MessageReceived(BMessage *message)
 bool 
 ProbeWindow::QuitRequested()
 {
+	BMessage update(kMsgSettingsChanged);
+	update.AddRect("window_frame", Frame());
+	be_app_messenger.SendMessage(&update);
+
 	be_app_messenger.SendMessage(kMsgWindowClosed);
 	return true;
 }