src/preferences/backgrounds/Backgrounds.cpp

   1 /*
   2  * Copyright 2002-2009 Haiku, Inc. All rights reserved.
   3  * Distributed under the terms of the MIT License.
   4  *
   5  * Authors:
   6  *              Axel Dörfler, axeld@pinc-software.de
   7  *              Jerome Duval, jerome.duval@free.fr
   8  */
   9
  10
  11 #include <Application.h>
  12 #include <Catalog.h>
  13 #include <LayoutBuilder.h>
  14 #include <Locale.h>
  15 #include <TrackerAddOnAppLaunch.h>
  16 #include <Window.h>
  17
  18 #include "BackgroundsView.h"
  19
  20
  21 #undef B_TRANSLATION_CONTEXT
  22 #define B_TRANSLATION_CONTEXT "Main Window"
  23
  24
  25 static const char* kSignature = "application/x-vnd.Haiku-Backgrounds";
  26
  27
  28 class BackgroundsWindow : public BWindow {
  29 public:
  30                                                         BackgroundsWindow();
  31
  32                         void                    RefsReceived(BMessage* message);
  33
  34 protected:
  35         virtual bool                    QuitRequested();
  36         virtual void                    WorkspaceActivated(int32 oldWorkspaces,
  37                                                                 bool active);
  38
  39                         BackgroundsView*        fBackgroundsView;
  40 };
  41
  42
  43 class BackgroundsApplication : public BApplication {
  44 public:
  45                                                         BackgroundsApplication();
  46         virtual void                    MessageReceived(BMessage* message);
  47         virtual void                    RefsReceived(BMessage* message);
  48
  49 private:
  50                         BackgroundsWindow*      fWindow;
  51 };
  52
  53
  54 //      #pragma mark - BackgroundsApplication
  55
  56
  57 BackgroundsApplication::BackgroundsApplication()
  58         :
  59         BApplication(kSignature),
  60         fWindow(NULL)
  61 {
  62         fWindow = new BackgroundsWindow();
  63         fWindow->Show();
  64 }
  65
  66
  67 void
  68 BackgroundsApplication::MessageReceived(BMessage* message)
  69 {
  70         const void *data;
  71         ssize_t size;
  72
  73         if (message->WasDropped() && message->FindData("RGBColor", B_RGB_COLOR_TYPE,
  74                         &data, &size) == B_OK) {
  75                 // This is the desktop telling us that it was changed by a color drop
  76                 BMessenger(fWindow).SendMessage(message);
  77                 return;
  78         }
  79         switch (message->what) {
  80                 case B_SILENT_RELAUNCH:
  81                         fWindow->Activate();
  82                         break;
  83                 default:
  84                         BApplication::MessageReceived(message);
  85                         break;
  86         }
  87 }
  88
  89
  90 void
  91 BackgroundsApplication::RefsReceived(BMessage* message)
  92 {
  93         fWindow->RefsReceived(message);
  94 }
  95
  96
  97 //      #pragma mark - BackgroundsWindow
  98
  99
 100 BackgroundsWindow::BackgroundsWindow()
 101         :
 102         BWindow(BRect(0, 0, 0, 0), B_TRANSLATE_SYSTEM_NAME("Backgrounds"),
 103                 B_TITLED_WINDOW, B_NOT_RESIZABLE | B_NOT_ZOOMABLE
 104                         | B_AUTO_UPDATE_SIZE_LIMITS,
 105                 B_ALL_WORKSPACES)
 106 {
 107         fBackgroundsView = new BackgroundsView();
 108
 109         BLayoutBuilder::Group<>(this)
 110                 .AddGroup(B_HORIZONTAL, 0)
 111                         .Add(fBackgroundsView)
 112                         .End()
 113                 .End();
 114
 115         if (!fBackgroundsView->FoundPositionSetting())
 116                 CenterOnScreen();
 117 }
 118
 119
 120 void
 121 BackgroundsWindow::RefsReceived(BMessage* message)
 122 {
 123         fBackgroundsView->RefsReceived(message);
 124         Activate();
 125 }
 126
 127
 128 bool
 129 BackgroundsWindow::QuitRequested()
 130 {
 131         fBackgroundsView->SaveSettings();
 132         be_app->PostMessage(B_QUIT_REQUESTED);
 133
 134         return true;
 135 }
 136
 137
 138 void
 139 BackgroundsWindow::WorkspaceActivated(int32 oldWorkspaces, bool active)
 140 {
 141         fBackgroundsView->WorkspaceActivated(oldWorkspaces, active);
 142 }
 143
 144
 145 //      #pragma mark - main method
 146
 147
 148 int
 149 main(int argc, char** argv)
 150 {
 151         BackgroundsApplication app;
 152         app.Run();
 153         return 0;
 154 }