Remember the last used file panel folder. Also remember the folder even

if the user cancled the file panel. Some improvements to the SettingsMessage
and some more helpful comments here and there.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@27986 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/apps/mediaplayer/MainApp.cpp

@@ -33,6 +33,7 @@
 #include <unistd.h>
 
 #include "EventQueue.h"
+#include "Settings.h"
 #include "SettingsWindow.h"
 
 
@@ -56,6 +57,8 @@ MainApp::MainApp()
 	  fMediaServerRunning(false),
 	  fMediaAddOnServerRunning(false)
 {
+	mpSettings settings = Settings::CurrentSettings();
+	fLastFilePanelFolder = settings.filePanelFolder;
 }
 
 
@@ -76,6 +79,11 @@ MainApp::QuitRequested()
 		fSettingsWindow->Quit();
 	fSettingsWindow = NULL;
 
+	// store the current file panel ref in the global settings
+	mpSettings settings = Settings::CurrentSettings();
+	settings.filePanelFolder = fLastFilePanelFolder;
+	Settings::Default()->SaveSettings(settings);
+
 	return BApplication::QuitRequested();
 }
 
@@ -260,6 +268,18 @@ MainApp::MessageReceived(BMessage* message)
 		case M_SAVE_PANEL_RESULT:
 			_HandleSavePanelResult(message);
 			break;
+		case B_CANCEL: {
+			// The user canceled a file panel, but store at least the current
+			// file panel folder.
+			uint32 oldWhat;
+			if (message->FindInt32("old_what", (int32*)&oldWhat) != B_OK)
+				break;
+			if (oldWhat == M_OPEN_PANEL_RESULT && fOpenFilePanel != NULL)
+				fOpenFilePanel->GetPanelDirectory(&fLastFilePanelFolder);
+			else if (oldWhat == M_SAVE_PANEL_RESULT && fSaveFilePanel != NULL)
+				fSaveFilePanel->GetPanelDirectory(&fLastFilePanelFolder);
+			break;
+		}
 
 		default:
 			BApplication::MessageReceived(message);

src/apps/mediaplayer/settings/Settings.cpp

@@ -21,14 +21,16 @@ mpSettings::operator!=(const mpSettings& other) const
 		|| loopSound != other.loopSound
 		|| useOverlays != other.useOverlays
 		|| scaleBilinear != other.scaleBilinear
-		|| backgroundMovieVolumeMode != other.backgroundMovieVolumeMode;
+		|| backgroundMovieVolumeMode != other.backgroundMovieVolumeMode
+		|| filePanelFolder != other.filePanelFolder;
 }
 
 
 Settings::Settings(const char* filename)
 	: BLocker("settings lock"),
-	  fSettingsMessage(B_USER_CONFIG_DIRECTORY, filename)
+	  fSettingsMessage(B_USER_SETTINGS_DIRECTORY, filename)
 {
+	// The settings are loaded from disk in the SettingsMessage constructor.
 }
 
 
@@ -51,6 +53,11 @@ Settings::LoadSettings(mpSettings& settings) const
 	settings.backgroundMovieVolumeMode
 		= fSettingsMessage.GetValue("bgMovieVolumeMode",
 			(uint32)mpSettings::BG_MOVIES_FULL_VOLUME);
+
+	entry_ref defaultFilePanelFolder;
+		// an "unset" entry_ref
+	settings.filePanelFolder = fSettingsMessage.GetValue(
+		"filePanelDirectory", defaultFilePanelFolder);
 }
 
 
@@ -73,6 +80,9 @@ Settings::SaveSettings(const mpSettings& settings)
 	fSettingsMessage.SetValue("bgMovieVolumeMode",
 		settings.backgroundMovieVolumeMode);
 
+	fSettingsMessage.SetValue("filePanelDirectory",
+		settings.filePanelFolder);
+
 	// Save at this point, although saving is also done on destruction,
 	// this will make sure the settings are saved even when the player
 	// crashes.

src/apps/mediaplayer/settings/Settings.h

@@ -9,30 +9,32 @@
 #ifndef SETTINGS_H
 #define SETTINGS_H
 
+#include <Entry.h>
 #include <Locker.h>
 
 #include "Notifier.h"
 #include "SettingsMessage.h"
 
 struct mpSettings {
-	bool	autostart;
-	bool	closeWhenDonePlayingMovie;
-	bool	closeWhenDonePlayingSound;
-	bool	loopMovie;
-	bool	loopSound;
-	bool	useOverlays;
-	bool	scaleBilinear;
-	enum {
-		BG_MOVIES_FULL_VOLUME = 0,
-		BG_MOVIES_HALF_VLUME = 1,
-		BG_MOVIES_MUTED = 2
-	};
-	uint32	backgroundMovieVolumeMode;
-
-	bool operator!=(const mpSettings& other) const;
+			bool				autostart;
+			bool				closeWhenDonePlayingMovie;
+			bool				closeWhenDonePlayingSound;
+			bool				loopMovie;
+			bool				loopSound;
+			bool				useOverlays;
+			bool				scaleBilinear;
+			enum {
+				BG_MOVIES_FULL_VOLUME = 0,
+				BG_MOVIES_HALF_VLUME = 1,
+				BG_MOVIES_MUTED = 2
+			};
+			uint32				backgroundMovieVolumeMode;
+			entry_ref			filePanelFolder;
+		
+			bool				operator!=(const mpSettings& other) const;
 };
 
-#define SETTINGS_FILENAME "MediaPlayerSettings"
+#define SETTINGS_FILENAME "MediaPlayer"
 
 class Settings : public BLocker, public Notifier {
 public:

src/apps/mediaplayer/settings/SettingsWindow.cpp

@@ -276,6 +276,9 @@ SettingsWindow::~SettingsWindow()
 void
 SettingsWindow::Show()
 {
+	// The Settings that we want to be able to revert to is the state at which
+	// the SettingsWindow was shown. So the current settings are stored in
+	// fLastSettings.
 	Settings::Default()->LoadSettings(fLastSettings);
 	fSettings = fLastSettings;
 	AdoptSettings();

src/apps/mediaplayer/support/SettingsMessage.cpp

@@ -9,6 +9,7 @@
 
 #include "SettingsMessage.h"
 
+#include <Entry.h>
 #include <File.h>
 #include <String.h>
 
@@ -158,7 +159,7 @@ SettingsMessage::SetValue(const char* name, const BString& value)
 
 
 status_t
-SettingsMessage::SetValue(const char* name, BPoint value) 
+SettingsMessage::SetValue(const char* name, const BPoint& value) 
 {
 	if (ReplacePoint(name, value) == B_OK)
 		return B_OK;
@@ -167,7 +168,7 @@ SettingsMessage::SetValue(const char* name, BPoint value)
 
 
 status_t
-SettingsMessage::SetValue(const char* name, BRect value)
+SettingsMessage::SetValue(const char* name, const BRect& value)
 {
 	if (ReplaceRect(name, value) == B_OK)
 		return B_OK;
@@ -175,6 +176,15 @@ SettingsMessage::SetValue(const char* name, BRect value)
 }
 
 
+status_t
+SettingsMessage::SetValue(const char* name, const entry_ref& value)
+{
+	if (ReplaceRef(name, &value) == B_OK)
+		return B_OK;
+	return AddRef(name, &value);
+}
+
+
 status_t
 SettingsMessage::SetValue(const char* name, const BMessage* value)
 {
@@ -305,6 +315,16 @@ SettingsMessage::GetValue(const char* name, BRect defaultValue) const
 }
 
 
+entry_ref
+SettingsMessage::GetValue(const char* name, const entry_ref& defaultValue) const
+{
+	entry_ref value;
+	if (FindRef(name, &value) != B_OK)
+		return defaultValue;
+	return value;
+}
+
+
 BMessage
 SettingsMessage::GetValue(const char* name, const BMessage& defaultValue) const
 {

src/apps/mediaplayer/support/SettingsMessage.h

@@ -36,8 +36,9 @@ public:
 									const char* value);
 			status_t			SetValue(const char* name,
 									const BString& value);
-			status_t			SetValue(const char *name, BPoint value);
-			status_t			SetValue(const char* name, BRect value);
+			status_t			SetValue(const char *name, const BPoint& value);
+			status_t			SetValue(const char* name, const BRect& value);
+			status_t			SetValue(const char* name, const entry_ref& value);
 			status_t			SetValue(const char* name,
 									const BMessage* value);
 			status_t			SetValue(const char* name,
@@ -65,6 +66,8 @@ public:
 									BPoint defaultValue) const;
 			BRect				GetValue(const char* name,
 									BRect defaultValue) const;
+			entry_ref			GetValue(const char* name,
+									const entry_ref& defaultValue) const;
 			BMessage			GetValue(const char* name,
 									const BMessage& defaultValue) const;