Dogcows Code - chaz/tint2/blob - src/panel.c

   1 /**************************************************************************
   2 *
   3 * Copyright (C) 2008 Pål Staurland (staura@gmail.com)
   4 * Modified (C) 2008 thierry lorthiois (lorthiois@bbsoft.fr)
   5 *
   6 * This program is free software; you can redistribute it and/or
   7 * modify it under the terms of the GNU General Public License version 2
   8 * as published by the Free Software Foundation.
   9 *
  10 * This program is distributed in the hope that it will be useful,
  11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 * GNU General Public License for more details.
  14 * You should have received a copy of the GNU General Public License
  15 * along with this program; if not, write to the Free Software
  16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  17 **************************************************************************/
  18
  19 #include <stdio.h>
  20 #include <X11/Xlib.h>
  21 #include <X11/Xutil.h>
  22 #include <X11/Xatom.h>
  23 #include <cairo.h>
  24 #include <cairo-xlib.h>
  25 #include <pango/pangocairo.h>
  26
  27 #include "server.h"
  28 #include "window.h"
  29 #include "task.h"
  30 #include "panel.h"
  31
  32
  33 void visual_refresh ()
  34 {
  35    if (server.pmap) XFreePixmap (server.dsp, server.pmap);
  36    server.pmap = XCreatePixmap (server.dsp, server.root_win, panel.area.width, panel.area.height, server.depth);
  37
  38    XCopyArea (server.dsp, panel.area.pix.pmap, server.pmap, server.gc, 0, 0, panel.area.width, panel.area.height, 0, 0);
  39
  40    // draw child object
  41    GSList *l = panel.area.list;
  42    for (; l ; l = l->next)
  43       refresh (l->data);
  44
  45    // main_win doesn't include panel.area.paddingx, so we have WM capabilities on left and right.
  46    // this feature is disabled !
  47    //XCopyArea (server.dsp, server.pmap, window.main_win, server.gc, panel.area.paddingxlr, 0, panel.area.width-(2*panel.area.paddingxlr), panel.area.height, 0, 0);
  48
  49    XCopyArea (server.dsp, server.pmap, window.main_win, server.gc, 0, 0, panel.area.width, panel.area.height, 0, 0);
  50    XFlush (server.dsp);
  51    panel.refresh = 0;
  52 }
  53
  54
  55 void set_panel_properties (Window win)
  56 {
  57    XStoreName (server.dsp, win, "tint2");
  58
  59    // TODO: check if the name is really needed for a panel/taskbar ?
  60    gsize len;
  61    gchar *name = g_locale_to_utf8("tint2", -1, NULL, &len, NULL);
  62    if (name != NULL) {
  63       XChangeProperty(server.dsp, win, server.atom._NET_WM_NAME, server.atom.UTF8_STRING, 8, PropModeReplace, (unsigned char *) name, (int) len);
  64       g_free(name);
  65    }
  66
  67    // Dock
  68    long val = server.atom._NET_WM_WINDOW_TYPE_DOCK;
  69    XChangeProperty (server.dsp, win, server.atom._NET_WM_WINDOW_TYPE, XA_ATOM, 32, PropModeReplace, (unsigned char *) &val, 1);
  70
  71    // Reserved space
  72    long   struts [12] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
  73    if (panel.position & TOP) {
  74       struts[2] = panel.area.height + panel.marginy;
  75       struts[8] = server.posx;
  76       // panel.area.width - 1 allowed full screen on monitor 2
  77       struts[9] = server.posx + panel.area.width - 1;
  78    }
  79    else {
  80       struts[3] = panel.area.height + panel.marginy;
  81       struts[10] = server.posx;
  82       // panel.area.width - 1 allowed full screen on monitor 2
  83       struts[11] = server.posx + panel.area.width - 1;
  84    }
  85    // Old specification : fluxbox need _NET_WM_STRUT.
  86    XChangeProperty (server.dsp, win, server.atom._NET_WM_STRUT, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &struts, 4);
  87    XChangeProperty (server.dsp, win, server.atom._NET_WM_STRUT_PARTIAL, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &struts, 12);
  88
  89    // Sticky and below other window
  90    val = 0xFFFFFFFF;
  91    XChangeProperty (server.dsp, win, server.atom._NET_WM_DESKTOP, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &val, 1);
  92    Atom state[4];
  93    state[0] = server.atom._NET_WM_STATE_SKIP_PAGER;
  94    state[1] = server.atom._NET_WM_STATE_SKIP_TASKBAR;
  95    state[2] = server.atom._NET_WM_STATE_STICKY;
  96    state[3] = server.atom._NET_WM_STATE_BELOW;
  97    XChangeProperty (server.dsp, win, server.atom._NET_WM_STATE, XA_ATOM, 32, PropModeReplace, (unsigned char *) state, 4);
  98
  99    // Fixed position
 100    XSizeHints size_hints;
 101    size_hints.flags = PPosition;
 102    XChangeProperty (server.dsp, win, XA_WM_NORMAL_HINTS, XA_WM_SIZE_HINTS, 32, PropModeReplace, (unsigned char *) &size_hints, sizeof (XSizeHints) / 4);
 103
 104    // Unfocusable
 105    XWMHints wmhints;
 106    wmhints.flags = InputHint;
 107    wmhints.input = False;
 108    XChangeProperty (server.dsp, win, XA_WM_HINTS, XA_WM_HINTS, 32, PropModeReplace, (unsigned char *) &wmhints, sizeof (XWMHints) / 4);
 109
 110    // Undecorated
 111    long prop[5] = { 2, 0, 0, 0, 0 };
 112    XChangeProperty(server.dsp, win, server.atom._MOTIF_WM_HINTS, server.atom._MOTIF_WM_HINTS, 32, PropModeReplace, (unsigned char *) prop, 5);
 113 }
 114
 115
 116 void window_draw_panel ()
 117 {
 118    /* panel position determined here */
 119    if (panel.position & LEFT) {
 120         server.posx = server.monitor[panel.monitor].x + panel.marginleft;
 121         }
 122    else {
 123       if (panel.position & RIGHT) {
 124         //server.posx = server.monitor[panel.monitor].x + server.monitor[panel.monitor].width - panel.area.width - panel.marginright;
 125         server.posx = server.monitor[panel.monitor].x + server.monitor[panel.monitor].width - panel.area.width;
 126                 }
 127       else {
 128         server.posx = server.monitor[panel.monitor].x + ((server.monitor[panel.monitor].width - panel.area.width) / 2);
 129                 }
 130    }
 131    if (panel.position & TOP) {
 132         server.posy = server.monitor[panel.monitor].y + panel.marginy;
 133         }
 134    else {
 135         server.posy = server.monitor[panel.monitor].y + server.monitor[panel.monitor].height - panel.area.height - panel.marginy;
 136         }
 137
 138    // Catch some events
 139    XSetWindowAttributes att = { ParentRelative, 0L, 0, 0L, 0, 0, Always, 0L, 0L, False, ExposureMask|ButtonPressMask|ButtonReleaseMask, NoEventMask, False, 0, 0 };
 140
 141    // XCreateWindow(display, parent, x, y, w, h, border, depth, class, visual, mask, attrib)
 142    // main_win doesn't include panel.area.paddingx, so we have WM capabilities on left and right.
 143    Window win;
 144    if (window.main_win) XDestroyWindow(server.dsp, window.main_win);
 145    //win = XCreateWindow (server.dsp, server.root_win, server.posx+panel.area.paddingxlr, server.posy, panel.area.width-(2*panel.area.paddingxlr), panel.area.height, 0, server.depth, InputOutput, CopyFromParent, CWEventMask, &att);
 146    win = XCreateWindow (server.dsp, server.root_win, server.posx, server.posy, panel.area.width, panel.area.height, 0, server.depth, InputOutput, CopyFromParent, CWEventMask, &att);
 147
 148    set_panel_properties (win);
 149    window.main_win = win;
 150
 151         set_panel_background();
 152
 153    XMapWindow (server.dsp, win);
 154    XFlush (server.dsp);
 155 }
 156
 157
 158 void visible_object()
 159 {
 160    if (panel.area.list) {
 161       g_slist_free(panel.area.list);
 162       panel.area.list = 0;
 163    }
 164
 165    // list of visible objects
 166    // start with clock because draw(clock) can resize others object
 167    if (time1_format)
 168       panel.area.list = g_slist_append(panel.area.list, &panel.clock);
 169
 170    int i, j;
 171    Taskbar *taskbar;
 172    for (i=0 ; i < panel.nb_desktop ; i++) {
 173       for (j=0 ; j < panel.nb_monitor ; j++) {
 174          taskbar = &panel.taskbar[index(i,j)];
 175          if (panel.mode != MULTI_DESKTOP && taskbar->desktop != server.desktop) continue;
 176
 177          panel.area.list = g_slist_append(panel.area.list, taskbar);
 178       }
 179    }
 180    set_redraw(&panel.area);
 181    panel.refresh = 1;
 182 }
 183
 184
 185 void get_root_pixmap()
 186 {
 187         Pixmap ret = None;
 188
 189    unsigned long *res;
 190         int  c = 2;
 191
 192         do {
 193                 res = server_get_property (server.root_win, server.atom._XROOTPMAP_ID, XA_PIXMAP, 0);
 194                 if (res) {
 195                         ret = *((Pixmap*)res);
 196                         XFree(res);
 197          break;
 198                 }
 199         } while (--c > 0);
 200         server.root_pmap = ret;
 201
 202         if (server.root_pmap != None) {
 203                 XGCValues  gcv;
 204                 gcv.ts_x_origin = 0;
 205                 gcv.ts_y_origin = 0;
 206                 gcv.fill_style = FillTiled;
 207                 uint mask = GCTileStipXOrigin | GCTileStipYOrigin | GCFillStyle | GCTile;
 208
 209                 gcv.tile = server.root_pmap;
 210                 XChangeGC(server.dsp, server.gc, mask, &gcv);
 211                 //fprintf(stderr, "pixmap background detected\n");
 212         }
 213         else
 214                 fprintf(stderr, "pixmap background detection failed\n");
 215 }
 216
 217
 218 void set_panel_background()
 219 {
 220    get_root_pixmap();
 221
 222    if (panel.area.pix.pmap) XFreePixmap (server.dsp, panel.area.pix.pmap);
 223    panel.area.pix.pmap = XCreatePixmap (server.dsp, server.root_win, panel.area.width, panel.area.height, server.depth);
 224
 225    // copy background (server.root_pmap) in panel
 226    Window dummy;
 227    int  x, y ;
 228    XTranslateCoordinates(server.dsp, window.main_win, server.root_win, 0, 0, &x, &y, &dummy);
 229    XSetTSOrigin(server.dsp, server.gc, -x, -y) ;
 230    XFillRectangle(server.dsp, panel.area.pix.pmap, server.gc, 0, 0, panel.area.width, panel.area.height);
 231
 232    // draw background panel
 233    cairo_surface_t *cs;
 234    cairo_t *c;
 235    cs = cairo_xlib_surface_create (server.dsp, panel.area.pix.pmap, server.visual, panel.area.width, panel.area.height);
 236    c = cairo_create (cs);
 237
 238    draw_background (&panel.area, c, 0);
 239
 240    cairo_destroy (c);
 241    cairo_surface_destroy (cs);
 242
 243         // redraw panel
 244    set_redraw (&panel.area);
 245
 246    // copy background panel on desktop window
 247    //XCopyArea (server.dsp, panel.area.pix.pmap, server.root_win, server.gc_root, 0, 0, panel.area.width, panel.area.height, server.posx, server.posy);
 248 }
 249
 250
 251