Fix style violations and a few other issues that were pointed out. Thanks!

Also moved private methods to the bottom of source files.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@40108 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/preferences/virtualmemory/Settings.cpp

@@ -22,27 +22,81 @@
 
 static const char* kWindowSettingsFile = "VM_data";
 static const char* kVirtualMemorySettings = "virtual_memory";
-static const int64 kMegaByte = 1048576;
+static const int64 kMegaByte = 1024 * 1024;
 
 
 Settings::Settings()
 	:
 	fPositionUpdated(false)
 {
-	ReadWindowSettings();
-	ReadSwapSettings();
+	_ReadWindowSettings();
+	_ReadSwapSettings();
 }
 
 
 Settings::~Settings()
 {
-	WriteWindowSettings();
-	WriteSwapSettings();
+	_WriteWindowSettings();
+	_WriteSwapSettings();
 }
 
 
 void
-Settings::ReadWindowSettings()
+Settings::SetWindowPosition(BPoint position)
+{
+	if (position == fWindowPosition)
+		return;
+
+	fWindowPosition = position;
+	fPositionUpdated = true;
+}
+
+
+void
+Settings::SetSwapEnabled(bool enabled)
+{
+	fSwapEnabled = enabled;
+}
+
+
+void
+Settings::SetSwapSize(off_t size)
+{
+	fSwapSize = size;
+}
+
+
+void 
+Settings::SetSwapVolume(BVolume &volume)
+{
+	if (volume.Device() == SwapVolume().Device()
+		|| volume.InitCheck() != B_OK)
+		return;
+
+	fSwapVolume.SetTo(volume.Device());
+}
+
+
+void
+Settings::RevertSwapChanges()
+{
+	fSwapEnabled = fInitialSwapEnabled;
+	fSwapSize = fInitialSwapSize;
+	fSwapVolume.SetTo(fInitialSwapVolume);
+}
+
+
+bool
+Settings::IsRevertible()
+{
+	return fSwapEnabled != fInitialSwapEnabled
+		|| fSwapSize != fInitialSwapSize
+		|| fSwapVolume.Device() != fInitialSwapVolume;
+}
+
+
+void
+Settings::_ReadWindowSettings()
 {
 	bool success = false;
 
@@ -61,7 +115,7 @@ Settings::ReadWindowSettings()
 
 
 void
-Settings::WriteWindowSettings()
+Settings::_WriteWindowSettings()
 {
 	if (!fPositionUpdated)
 		return;
@@ -79,18 +133,7 @@ Settings::WriteWindowSettings()
 
 
 void
-Settings::SetWindowPosition(BPoint position)
-{
-	if (position == fWindowPosition)
-		return;
-
-	fWindowPosition = position;
-	fPositionUpdated = true;
-}
-
-
-void
-Settings::ReadSwapSettings()
+Settings::_ReadSwapSettings()
 {
 	void* settings = load_driver_settings(kVirtualMemorySettings);
 	if (settings != NULL) {
@@ -122,7 +165,7 @@ Settings::ReadSwapSettings()
 #endif
 		unload_driver_settings(settings);
 	} else
-		SetSwapNull();
+		_SetSwapNull();
 
 #ifndef SWAP_VOLUME_IMPLEMENTED
 	BVolumeRoster volumeRoster;
@@ -136,7 +179,7 @@ Settings::ReadSwapSettings()
 
 
 void
-Settings::WriteSwapSettings()
+Settings::_WriteSwapSettings()
 {	
 	if (!IsRevertible())
 		return;
@@ -173,32 +216,7 @@ Settings::WriteSwapSettings()
 
 
 void
-Settings::SetSwapEnabled(bool enabled)
-{
-	fSwapEnabled = enabled;
-}
-
-
-void
-Settings::SetSwapSize(off_t size)
-{
-	fSwapSize = size;
-}
-
-
-void 
-Settings::SetSwapVolume(BVolume &volume)
-{
-	if (volume.Device() == SwapVolume().Device()
-		|| volume.InitCheck() != B_OK)
-		return;
-
-	fSwapVolume.SetTo(volume.Device());
-}
-
-
-void
-Settings::SetSwapNull()
+Settings::_SetSwapNull()
 {
 	SetSwapEnabled(false);
 	BVolumeRoster volumeRoster;
@@ -209,19 +227,3 @@ Settings::SetSwapNull()
 }
 
 
-void
-Settings::RevertSwapChanges()
-{
-	fSwapEnabled = fInitialSwapEnabled;
-	fSwapSize = fInitialSwapSize;
-	fSwapVolume.SetTo(fInitialSwapVolume);
-}
-
-
-bool
-Settings::IsRevertible()
-{
-	return fSwapEnabled != fInitialSwapEnabled
-		|| fSwapSize != fInitialSwapSize
-		|| fSwapVolume.Device() != fInitialSwapVolume;
-}

src/preferences/virtualmemory/Settings.h

@@ -29,12 +29,13 @@ class Settings {
 		bool IsRevertible();
 
 	private:
-		void SetSwapNull();
-		void ReadWindowSettings();
-		void WriteWindowSettings();
+		void _ReadWindowSettings();
+		void _WriteWindowSettings();
 
-		void ReadSwapSettings();
-		void WriteSwapSettings();
+		void _ReadSwapSettings();
+		void _WriteSwapSettings();
+
+		void _SetSwapNull();
 
 		BPoint		fWindowPosition;
 

src/preferences/virtualmemory/SettingsWindow.cpp

@@ -40,7 +40,7 @@ static const uint32 kMsgRevert = 'rvrt';
 static const uint32 kMsgSliderUpdate = 'slup';
 static const uint32 kMsgSwapEnabledUpdate = 'swen';
 static const uint32 kMsgVolumeSelected = 'vlsl';
-static const int64 kMegaByte = 1048576;
+static const int64 kMegaByte = 1024 * 1024;
 
 
 class SizeSlider : public BSlider {
@@ -112,7 +112,9 @@ SizeSlider::UpdateText() const
 class VolumeMenuItem : public BMenuItem {
 	public:
 		VolumeMenuItem(const char* label, BMessage* message, BVolume* volume);
-		virtual ~VolumeMenuItem();
+	    BVolume* Volume() { return fVolume; }
+
+	private:
 		BVolume* fVolume;
 };
 
@@ -125,11 +127,6 @@ VolumeMenuItem::VolumeMenuItem(const char* label, BMessage* message,
 }
 
 
-VolumeMenuItem::~VolumeMenuItem()
-{
-}
-
-
 SettingsWindow::SettingsWindow()
 	:
 	BWindow(BRect(0, 0, 269, 172), B_TRANSLATE("VirtualMemory"),
@@ -239,8 +236,8 @@ SettingsWindow::SettingsWindow()
 	// Validate the volume specified in settings file
 	status_t result = fSettings.SwapVolume().InitCheck();
 
-	if (result == B_NO_INIT) {
-		int32 choice = (new BAlert("VirtualMemory",	B_TRANSLATE(
+	if (result != B_OK) {
+		int32 choice = (new BAlert("VirtualMemory", B_TRANSLATE(
 			"The swap volume specified in the settings file is invalid.\n"
 			"You can keep the current setting or switch to the "
 			"default swap volume."),
@@ -264,6 +261,73 @@ SettingsWindow::~SettingsWindow()
 }
 
 
+void
+SettingsWindow::MessageReceived(BMessage* message)
+{
+	switch (message->what) {
+		case kMsgRevert:
+			fSettings.RevertSwapChanges();
+			_Update();
+			break;
+		case kMsgDefaults:
+			_SetSwapDefaults();
+			_Update();
+			break;
+		case kMsgSliderUpdate:
+			fSettings.SetSwapSize((off_t)fSizeSlider->Value() * kMegaByte);
+			_Update();
+			break;
+		case kMsgVolumeSelected:
+			fSettings.SetSwapVolume(*((VolumeMenuItem*)fVolumeMenuField->Menu()
+				->FindMarked())->Volume());
+			_Update();
+			break;
+		case kMsgSwapEnabledUpdate:
+		{
+			int32 value;
+			if (message->FindInt32("be:value", &value) != B_OK)
+				break;
+
+			if (value == 0) {
+				// print out warning, give the user the time to think about it :)
+				// ToDo: maybe we want to remove this possibility in the GUI
+				// as Be did, but I thought a proper warning could be helpful
+				// (for those that want to change that anyway)
+				int32 choice = (new BAlert("VirtualMemory",
+					B_TRANSLATE(
+					"Disabling virtual memory will have unwanted effects on "
+					"system stability once the memory is used up.\n"
+					"Virtual memory does not affect system performance "
+					"until this point is reached.\n\n"
+					"Are you really sure you want to turn it off?"),
+					B_TRANSLATE("Turn off"), B_TRANSLATE("Keep enabled"), NULL,
+					B_WIDTH_AS_USUAL, B_WARNING_ALERT))->Go();
+				if (choice == 1) {
+					fSwapEnabledCheckBox->SetValue(1);
+					break;
+				}
+			}
+
+			fSettings.SetSwapEnabled(value != 0);
+			_Update();
+			break;
+		}
+
+		default:
+			BWindow::MessageReceived(message);
+	}
+}
+
+
+bool
+SettingsWindow::QuitRequested()
+{
+	fSettings.SetWindowPosition(Frame().LeftTop());
+	be_app->PostMessage(B_QUIT_REQUESTED);
+	return true;
+}
+
+
 void
 SettingsWindow::_Update()
 {
@@ -376,7 +440,7 @@ SettingsWindow::_GetSwapFileLimits(off_t& minSize, off_t& maxSize)
 
 
 void
-SettingsWindow::SetSwapDefaults()
+SettingsWindow::_SetSwapDefaults()
 {
 	fSettings.SetSwapEnabled(true);
 
@@ -398,70 +462,3 @@ SettingsWindow::SetSwapDefaults()
 	fSettings.SetSwapSize(defaultSize);
 }
 
-
-void
-SettingsWindow::MessageReceived(BMessage* message)
-{
-	switch (message->what) {
-		case kMsgRevert:
-			fSettings.RevertSwapChanges();
-			_Update();
-			break;
-		case kMsgDefaults:
-			SetSwapDefaults();
-			_Update();
-			break;
-		case kMsgSliderUpdate:
-			fSettings.SetSwapSize((off_t)fSizeSlider->Value() * kMegaByte);
-			_Update();
-			break;
-		case kMsgVolumeSelected:
-			fSettings.SetSwapVolume(*((VolumeMenuItem*)fVolumeMenuField->Menu()
-				->FindMarked())->fVolume);
-			_Update();
-			break;
-		case kMsgSwapEnabledUpdate:
-		{
-			int32 value;
-			if (message->FindInt32("be:value", &value) != B_OK)
-				break;
-
-			if (value == 0) {
-				// print out warning, give the user the time to think about it :)
-				// ToDo: maybe we want to remove this possibility in the GUI
-				// as Be did, but I thought a proper warning could be helpful
-				// (for those that want to change that anyway)
-				int32 choice = (new BAlert("VirtualMemory",
-					B_TRANSLATE(
-					"Disabling virtual memory will have unwanted effects on "
-					"system stability once the memory is used up.\n"
-					"Virtual memory does not affect system performance "
-					"until this point is reached.\n\n"
-					"Are you really sure you want to turn it off?"),
-					B_TRANSLATE("Turn off"), B_TRANSLATE("Keep enabled"), NULL,
-					B_WIDTH_AS_USUAL, B_WARNING_ALERT))->Go();
-				if (choice == 1) {
-					fSwapEnabledCheckBox->SetValue(1);
-					break;
-				}
-			}
-
-			fSettings.SetSwapEnabled(value != 0);
-			_Update();
-			break;
-		}
-
-		default:
-			BWindow::MessageReceived(message);
-	}
-}
-
-
-bool
-SettingsWindow::QuitRequested()
-{
-	fSettings.SetWindowPosition(Frame().LeftTop());
-	be_app->PostMessage(B_QUIT_REQUESTED);
-	return true;
-}
-

src/preferences/virtualmemory/SettingsWindow.h

@@ -27,7 +27,7 @@ class SettingsWindow : public BWindow {
 	private:
 		void _Update();
 		status_t _GetSwapFileLimits(off_t& minSize, off_t& maxSize);
-		void SetSwapDefaults();
+		void _SetSwapDefaults();
 
 		BCheckBox*		fSwapEnabledCheckBox;
 		BSlider*		fSizeSlider;
@@ -37,7 +37,7 @@ class SettingsWindow : public BWindow {
 		BMenuField*		fVolumeMenuField;
 		Settings		fSettings;
 		
-		bool fLocked;
+		bool 			fLocked;
 };
 
 #endif	/* SETTINGS_WINDOW_H */