src/XDesktopContainer.h

   1 /* vim:tabstop=4:expandtab:shiftwidth=4
   2  *
   3  * Idesk -- XDesktopContainer.h
   4  *
   5  * Copyright (c) 2002, Chris (nikon) (nikon@sc.rr.com)
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions are met:
  10  *
  11  *      Redistributions of source code must retain the above copyright
  12  *      notice, this list of conditions and the following disclaimer.
  13  *
  14  *      Redistributions in binary form must reproduce the above copyright
  15  *      notice, this list of conditions and the following disclaimer in the
  16  *      documentation and/or other materials provided with the distribution.
  17  *
  18  *      Neither the name of the <ORGANIZATION> nor the names of its
  19  *      contributors may be used to endorse or promote products derived from
  20  *      this software without specific prior written permission.
  21  *
  22  * (See the included file COPYING / BSD )
  23  */
  24
  25 #ifndef XDESKTOP_CONTAINER_CLASS
  26 #define XDESKTOP_CONTAINER_CLASS
  27
  28 #include <sys/wait.h>
  29 #ifdef HAVE_STARTUP_NOTIFICATION
  30 #include <libsn/sn.h>
  31 #include <assert.h>
  32 #define G_USEC_PER_SEC 1000000
  33 #endif /* HAVE_STARTUP_NOTIFICATION  */
  34
  35 #ifndef TRUE
  36 #define TRUE 1
  37 #endif
  38
  39 #ifndef FALSE
  40 #define FALSE 0
  41 #endif
  42
  43 #include <X11/Xlib.h>
  44 #include <Imlib2.h>
  45
  46 #include "DesktopContainer.h"
  47 #include "DesktopConfig.h"
  48 #include "ActionConfig.h"
  49
  50
  51 static int error_trap_depth = 0;
  52
  53 class XIcon;
  54 class Timer;
  55 class  XImlib2Background;
  56
  57
  58
  59 class XDesktopContainer : public DesktopContainer
  60 {
  61     private:
  62         Timer *timer;
  63         int x, y, width, height, depth;
  64     public:
  65     Window rootWindow;
  66         XImlib2Background * bg;
  67         Atom stop;
  68
  69     protected:
  70         Display* display;
  71
  72 #ifdef HAVE_STARTUP_NOTIFICATION
  73         SnDisplay *sn_display;
  74         SnLauncherContext *sn_context;
  75 #endif /* HAVE_STARTUP_NOTIFICATION  */
  76
  77         XEvent event;
  78       Window window;
  79
  80         unsigned int times[3];
  81         unsigned int numClicks[3];
  82         Imlib_Image bgImage, blended_bgImage;
  83         Pixmap bgPixmap;
  84
  85     public:
  86         XDesktopContainer(AbstractApp * a);
  87         ~XDesktopContainer();
  88
  89         void destroy();
  90         void create();
  91
  92         void run();
  93         void parseEvent();
  94
  95         void initXWin();
  96         void initImlib();
  97         void getRootImage();
  98         void configure();
  99             void createWindow();
 100         void setContainerBackground();
 101             Imlib_Image createCropImage(int x, int y, int width, int height);
 102             Window getWindow() {
 103             if(window)
 104                 return window;
 105             else
 106                 return rootWindow;
 107         }
 108
 109
 110         void addIcon(AbstractIcon *);
 111         void addXIcon(const string & file, const string & pictureFile,
 112                       const string & captionText, const string & command,
 113                       int xCord, int yCord,
 114                       const string & fontName, int fontSize,
 115                       const string & color,
 116                       Imlib_Image * spareRoot);
 117
 118         void eventLoop();
 119         void parseNonIconEvents();
 120         XIcon * parseIconEvents();
 121         void exeCurrentAction(XIcon * icon);
 122
 123         virtual void setEventState();
 124         virtual void translateButtonRelease(int button);
 125
 126         void saveState();
 127         void saveIcon(AbstractIcon *);
 128         void reloadState();
 129
 130         Display * getDisplay() { return display; }
 131         Window getRootWindow() { return rootWindow; }
 132
 133         void loadIcons();
 134         void arrangeIcons();
 135         void updateIcons();
 136         XIcon * findIcon(Window window);
 137         void addIcon( const string & file, const string & pictureFile,
 138                       const string & captionText, const string & command,
 139                       int xCord, int yCord ) ;
 140
 141         void runCommand(const string & command);
 142
 143         virtual int widthOfScreen();
 144         virtual int heightOfScreen();
 145
 146 #ifdef HAVE_STARTUP_NOTIFICATION
 147         void startup_timeout(SnLauncherContext * sn_context);
 148
 149         static void error_trap_push (SnDisplay *display, Display   *xdisplay){ ++error_trap_depth;}
 150
 151         static void error_trap_pop (SnDisplay *display, Display   *xdisplay){
 152                 if (error_trap_depth == 0)
 153                 {
 154                         fprintf (stderr, "Error trap underflow!\n");
 155                         exit (1);
 156                 }
 157
 158                 XSync (xdisplay, False); /* get all errors out of the queue */
 159                 --error_trap_depth;
 160         }
 161 #endif /* HAVE_STARTUP_NOTIFICATION  */
 162
 163 };
 164
 165 #endif