Experimental RSS code.
[monky] / src / x11.c
index 7cac9c5..888f917 100644 (file)
--- a/src/x11.c
+++ b/src/x11.c
@@ -6,15 +6,19 @@
  *  $Id$
  */
 
+
 #include "conky.h"
+
+#ifdef X11
 #include <X11/Xlib.h>
 #include <X11/Xatom.h>
+#include <X11/Xmd.h>
 #include <X11/Xutil.h>
 #ifdef XFT
 #include <X11/Xft/Xft.h>
 #endif
 
-#ifdef XDBE
+#ifdef HAVE_XDBE
 int use_xdbe;
 #endif
 
@@ -38,7 +42,7 @@ struct conky_window window;
 
 /* local prototypes */
 static void update_workarea();
-static Window find_window_to_draw();
+static Window find_desktop_window(Window *p_root, Window *p_desktop);
 static Window find_subwindow(Window win, int w, int h);
 
 /* X11 initializer */
@@ -88,7 +92,9 @@ static void update_workarea()
        }
 }
 
-static Window find_window_to_draw()
+/* Find root window and desktop window.  Return desktop window on success, 
+ * and set root and desktop byref return values.  Return 0 on failure. */  
+static Window find_desktop_window(Window *p_root, Window *p_desktop)
 {
        Atom type;
        int format, i;
@@ -99,6 +105,9 @@ static Window find_window_to_draw()
        Window troot, parent, *children;
        unsigned char *buf = NULL;
 
+       if (!p_root || !p_desktop)
+           return(0);
+
        /* some window managers set __SWM_VROOT to some child of root window */
 
        XQueryTree(display, root, &troot, &parent, &children, &n);
@@ -111,7 +120,10 @@ static Window find_window_to_draw()
                        XFree(buf);
                        XFree(children);
                        fprintf(stderr,
-                               "Conky: drawing to window from __SWM_VROOT property\n");
+                               "Conky: desktop window (%lx) found from __SWM_VROOT property\n", win);
+                       fflush(stderr);
+                       *p_root=win;
+                       *p_desktop=win;
                        return win;
                }
 
@@ -136,21 +148,26 @@ static Window find_window_to_draw()
 
        if (win != root)
                fprintf(stderr,
-                       "Conky: drawing to subwindow of root window (%lx)\n",
-                       win);
+                       "Conky: desktop window (%lx) is subwindow of root window (%lx)\n",win,root);
        else
-               fprintf(stderr, "Conky: drawing to root window\n");
+               fprintf(stderr, "Conky: desktop window (%lx) is root window\n",win);
+
+       fflush(stderr);
+
+       *p_root=root;
+       *p_desktop=win;
 
        return win;
 }
 
 /* sets background to ParentRelative for the Window and all parents */
-void set_transparent_background(Window win)
+inline void set_transparent_background(Window win)
 {
+       static int colour_set = -1;
        if (set_transparent) {
                Window parent = win;
                unsigned int i;
-               for (i = 0; i < 16 && parent != RootWindow(display, screen); i++) {
+               for (i = 0; i < 50 && parent != RootWindow(display, screen); i++) {
                        Window r, *children;
                        unsigned int n;
                        
@@ -158,111 +175,270 @@ void set_transparent_background(Window win)
        
                        XQueryTree(display, parent, &r, &parent, &children, &n);
                        XFree(children);
-               }
-       } else {
+                       }
+       } else if (colour_set != background_colour) {
                XSetWindowBackground(display, win, background_colour);
-       }
-       XClearWindow(display, win);
+               colour_set = background_colour;
+}
+       //XClearWindow(display, win); not sure why this was here
 }
 
-#if defined OWN_WINDOW
-void init_window(int own_window, int w, int h, int l, int fixed_pos, int set_trans, int back_colour)
-#else
-void init_window(int own_window, int w, int h, int l, int set_trans, int back_colour)
-#endif
+void init_window(int own_window, int w, int h, int set_trans, int back_colour, 
+                            char **argv, int argc)
 {
        /* There seems to be some problems with setting transparent background (on
         * fluxbox this time). It doesn't happen always and I don't know why it
         * happens but I bet the bug is somewhere here. */
        set_transparent = set_trans;
        background_colour = back_colour;
+
 #ifdef OWN_WINDOW
        if (own_window) {
+               
+               if ( !find_desktop_window( &window.root, &window.desktop ) )
+                       return;
 
-               /* looks like root pixmap isn't needed for anything */
-               {
-                       XSetWindowAttributes attrs;
-                       XClassHint class_hints;
-
-                       /* just test color
-                       attrs.background_pixel = get_x11_color("green");
+               if (window.type == TYPE_OVERRIDE) {
+       
+                       /* 
+                          An override_redirect True window.  No WM hints or button processing needed. 
                        */
+                       XSetWindowAttributes attrs = {
+                               ParentRelative,0L,0,0L,0,0,Always,0L,0L,False,
+                               StructureNotifyMask|ExposureMask,
+                               0L,
+                               True,
+                               0,0 };
+
+                       /* Parent is desktop window (which might be a child of root) */
+                       window.window = XCreateWindow(display, 
+                                                  window.desktop, 
+                                                  window.x, window.y, w, h, 0, 
+                                                  CopyFromParent,
+                                                  InputOutput,
+                                                  CopyFromParent,
+                                                  CWBackPixel|CWOverrideRedirect,
+                                                  &attrs);
+
+                       XLowerWindow(display, window.window);   
+
+                       fprintf(stderr, "Conky: window type - override\n"); fflush(stderr);
 
-                       window.window = XCreateWindow(display, RootWindow(display, screen), window.x, window.y, w, h, 0, CopyFromParent,        /* depth */
-                                                     CopyFromParent,   /* class */
-                                                     CopyFromParent,   /* visual */
-                                                     CWBackPixel, &attrs);
-
-                       class_hints.res_class = "conky";
-                       class_hints.res_name = "conky";
-                       XSetClassHint(display, window.window,
-                                     &class_hints);
-
-                       set_transparent_background(window.window);
+               }
 
-                       XStoreName(display, window.window, "conky");
+               else { /* window.type != TYPE_OVERRIDE */
 
-                       XClearWindow(display, window.window);
+                       /* 
+                          A window managed by the window manager.  Process hints and buttons. 
+                       */
+                       XSetWindowAttributes attrs = {
+                               ParentRelative,0L,0,0L,0,0,Always,0L,0L,False,
+                               StructureNotifyMask|ExposureMask|ButtonPressMask|ButtonReleaseMask,
+                               0L,
+                               False,
+                               0,0 };
+
+                       XClassHint classHint;
+                       XWMHints wmHint;
+                       Atom xa;
+
+                       /* Parent is root window so WM can take control */
+                       window.window = XCreateWindow(display, 
+                                                  window.root, 
+                                            window.x, window.y, w, h, 0, 
+                                                  CopyFromParent,
+                                                  InputOutput,
+                                                  CopyFromParent,
+                                                  CWBackPixel|CWOverrideRedirect,
+                                                  &attrs);
+
+                       classHint.res_name = window.class_name;
+                       classHint.res_class = classHint.res_name;
+
+                       wmHint.flags = InputHint | StateHint;
+      /* allow decorated windows to be given input focus by WM */
+                       wmHint.input = TEST_HINT(window.hints,HINT_UNDECORATED) ? False : True;
+                       wmHint.initial_state = NormalState;
+
+                       XmbSetWMProperties (display, window.window, window.title, NULL, 
+                                           argv, argc,
+                                           NULL, &wmHint, &classHint);
+
+                       /* Sets an empty WM_PROTOCOLS property */
+                       XSetWMProtocols(display,window.window,NULL,0);
+
+
+                       /* Set window type */
+                       if ( (xa = ATOM(_NET_WM_WINDOW_TYPE)) != None ) 
+                       {
+                               Atom prop;
+                               switch(window.type) {
+                               case TYPE_DESKTOP:
+                                       {
+                                       prop = ATOM(_NET_WM_WINDOW_TYPE_DESKTOP);
+                                       fprintf(stderr, "Conky: window type - desktop\n"); fflush(stderr);
+                                       }
+                                       break;                          
+                               case TYPE_NORMAL:
+                               default:
+                                       {
+                                       prop = ATOM(_NET_WM_WINDOW_TYPE_NORMAL);
+                                       fprintf(stderr, "Conky: window type - normal\n"); fflush(stderr);
+                                       }
+                                       break;
+                               }
+                               XChangeProperty(display, window.window, xa,
+                                               XA_ATOM, 32,
+                                               PropModeReplace,
+                                               (unsigned char *) &prop, 1);
+                       }
 
-                       if (!fixed_pos)
-                               XMoveWindow(display, window.window, window.x,
-                       window.y);
-               }
+                       /* Set desired hints */
+                       
+                       /* Window decorations */
+                       if (TEST_HINT(window.hints,HINT_UNDECORATED)) {
+                           /*fprintf(stderr, "Conky: hint - undecorated\n"); fflush(stderr);*/
 
-               {
-                       /* turn off decorations */
-                       Atom a =
-                           XInternAtom(display, "_MOTIF_WM_HINTS", True);
-                       if (a != None) {
+                           xa = ATOM(_MOTIF_WM_HINTS);
+                           if (xa != None) {
                                long prop[5] = { 2, 0, 0, 0, 0 };
-                               XChangeProperty(display, window.window, a,
-                                               a, 32, PropModeReplace,
+                               XChangeProperty(display, window.window, xa,
+                                               xa, 32, PropModeReplace,
                                                (unsigned char *) prop, 5);
+                           }
                        }
 
-                       /* set window sticky (to all desktops) */
-                       a = XInternAtom(display, "_NET_WM_DESKTOP", True);
-                       if (a != None) {
-                               long prop = 0xFFFFFFFF;
-                               XChangeProperty(display, window.window, a,
-                                               XA_CARDINAL, 32,
-                                               PropModeReplace,
-                                               (unsigned char *) &prop,
-                                               1);
-                       }
-                       if(l) {
-                       /* make sure the layer is on the bottom */
-         a = XInternAtom(display, "_WIN_LAYER", True);
-         if (a != None) {
-            long prop = 0;
-            XChangeProperty(display, window.window, a,
-            XA_CARDINAL, 32,
-            PropModeReplace,
-            (unsigned char *) &prop, 1);
-         }
+                       /* Below other windows */
+                       if (TEST_HINT(window.hints,HINT_BELOW)) {
+                           /*fprintf(stderr, "Conky: hint - below\n"); fflush(stderr); */
+
+                           xa = ATOM(_WIN_LAYER);
+                           if (xa != None) {
+                               long prop = 0;
+                               XChangeProperty(display, window.window, xa,
+                                               XA_CARDINAL, 32,
+                                               PropModeAppend,
+                                               (unsigned char *) &prop, 1);
+                           }
+                       
+                           xa = ATOM(_NET_WM_STATE);
+                           if (xa != None) {
+                               Atom xa_prop = ATOM(_NET_WM_STATE_BELOW);
+                               XChangeProperty(display, window.window, xa,
+                                       XA_ATOM, 32,
+                                       PropModeAppend,
+                                       (unsigned char *) &xa_prop,
+                                       1);
+                           }
                        }
-               }
+
+                       /* Above other windows */
+                       if (TEST_HINT(window.hints,HINT_ABOVE)) {
+                            /*fprintf(stderr, "Conky: hint - above\n"); fflush(stderr);*/
+
+                            xa = ATOM(_WIN_LAYER);
+                            if (xa != None) {
+                                long prop = 6;
+                                XChangeProperty(display, window.window, xa,
+                                                XA_CARDINAL, 32,
+                                                PropModeAppend,
+                                                (unsigned char *) &prop, 1);
+                            }
+
+                            xa = ATOM(_NET_WM_STATE);
+                            if (xa != None) {
+                                Atom xa_prop = ATOM(_NET_WM_STATE_ABOVE);
+                                XChangeProperty(display, window.window, xa,
+                                        XA_ATOM, 32,
+                                        PropModeAppend,
+                                        (unsigned char *) &xa_prop,
+                                        1);
+                            }
+                        }
+
+                       /* Sticky */
+                       if (TEST_HINT(window.hints,HINT_STICKY)) {
+                            /*fprintf(stderr, "Conky: hint - sticky\n"); fflush(stderr); */
+
+                            xa = ATOM(_NET_WM_DESKTOP);
+                            if (xa != None) {
+                                CARD32 xa_prop = 0xFFFFFFFF;
+                                XChangeProperty(display, window.window, xa,
+                                        XA_CARDINAL, 32,
+                                        PropModeAppend,
+                                        (unsigned char *) &xa_prop,
+                                        1);
+                            }
+
+                           xa = ATOM(_NET_WM_STATE);
+                            if (xa != None) {
+                                Atom xa_prop = ATOM(_NET_WM_STATE_STICKY);
+                                XChangeProperty(display, window.window, xa,
+                                        XA_ATOM, 32,
+                                        PropModeAppend,
+                                        (unsigned char *) &xa_prop,
+                                        1);
+                            }
+                        }
+
+                       /* Skip taskbar */
+                        if (TEST_HINT(window.hints,HINT_SKIP_TASKBAR)) {
+                            /*fprintf(stderr, "Conky: hint - skip_taskbar\n"); fflush(stderr);*/
+
+                            xa = ATOM(_NET_WM_STATE);
+                            if (xa != None) {
+                                Atom xa_prop = ATOM(_NET_WM_STATE_SKIP_TASKBAR);
+                                XChangeProperty(display, window.window, xa,
+                                        XA_ATOM, 32,
+                                        PropModeAppend,
+                                        (unsigned char *) &xa_prop,
+                                        1);
+                            }
+                        }
+
+                       /* Skip pager */
+                        if (TEST_HINT(window.hints,HINT_SKIP_PAGER)) {
+                            /*fprintf(stderr, "Conky: hint - skip_pager\n"); fflush(stderr);*/
+
+                            xa = ATOM(_NET_WM_STATE);
+                            if (xa != None) {
+                                Atom xa_prop = ATOM(_NET_WM_STATE_SKIP_PAGER);
+                                XChangeProperty(display, window.window, xa,
+                                        XA_ATOM, 32,
+                                        PropModeAppend,
+                                        (unsigned char *) &xa_prop,
+                                        1);
+                            }
+                        }
+
+               } /* else { window.type != TYPE_OVERRIDE */
+                       
+               fprintf(stderr, "Conky: drawing to created window (%lx)\n", window.window);
+               fflush(stderr);
 
                XMapWindow(display, window.window);
-       } else
+
+       } else /* if (own_window) { */
 #endif
                /* root / desktop window */
        {
                XWindowAttributes attrs;
 
                if (!window.window)
-                       window.window = find_window_to_draw();
+                       window.window = find_desktop_window( &window.root, &window.desktop );
 
                if (XGetWindowAttributes(display, window.window, &attrs)) {
                        window.width = attrs.width;
                        window.height = attrs.height;
                }
+
+               fprintf(stderr, "Conky: drawing to desktop window\n");
        }
 
        /* Drawable is same as window. This may be changed by double buffering. */
        window.drawable = window.window;
 
-#ifdef XDBE
+#ifdef HAVE_XDBE
        if (use_xdbe) {
                int major, minor;
                if (!XdbeQueryExtension(display, &major, &minor)) {
@@ -290,16 +466,17 @@ void init_window(int own_window, int w, int h, int l, int set_trans, int back_co
 
        /*set_transparent_background(window.window); must be done after double buffer stuff? */
 #ifdef OWN_WINDOW
-       if (own_window) {
-               set_transparent_background(window.window);
+       /*if (own_window) {
+       set_transparent_background(window.window);
                XClearWindow(display, window.window);
-       }
+}*/
 #endif
 
        XSelectInput(display, window.window, ExposureMask
 #ifdef OWN_WINDOW
                     | (own_window
-                       ? (StructureNotifyMask | PropertyChangeMask) : 0)
+                       ? (StructureNotifyMask | PropertyChangeMask | 
+                          ButtonPressMask | ButtonReleaseMask) : 0)
 #endif
            );
 }
@@ -346,8 +523,17 @@ long get_x11_color(const char *name)
        color.pixel = 0;
        if (!XParseColor
            (display, DefaultColormap(display, screen), name, &color)) {
-               ERR("can't parse X color '%s'", name);
-               return 0xFF00FF;
+               /* lets check if it's a hex colour with the # missing in front
+                * if yes, then do something about it
+                */
+               char newname[64];
+               newname[0] = '#';
+               strncpy(&newname[1], name, 62);
+               /* now lets try again */
+               if (!XParseColor(display, DefaultColormap(display, screen), &newname[0], &color)) {
+                       ERR("can't parse X color '%s'", name);
+                       return 0xFF00FF;
+               }
        }
        if (!XAllocColor
            (display, DefaultColormap(display, screen), &color))
@@ -364,3 +550,5 @@ void create_gc()
        window.gc = XCreateGC(display, window.drawable,
                              GCFunction | GCGraphicsExposures, &values);
 }
+
+#endif /* X11 */