Dogcows Code - chaz/tint2/blob - src/util/window.c

   1 /**************************************************************************
   2 *
   3 * Tint2 : common windows function
   4 *
   5 * Copyright (C) 2007 Pål Staurland (staura@gmail.com)
   6 * Modified (C) 2008 thierry lorthiois (lorthiois@bbsoft.fr)
   7 *
   8 * This program is free software; you can redistribute it and/or
   9 * modify it under the terms of the GNU General Public License version 2
  10 * as published by the Free Software Foundation.
  11 *
  12 * This program is distributed in the hope that it will be useful,
  13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 * GNU General Public License for more details.
  16 * You should have received a copy of the GNU General Public License
  17 * along with this program; if not, write to the Free Software
  18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  19 **************************************************************************/
  20
  21 #include <X11/Xlib.h>
  22 #include <X11/Xutil.h>
  23 #include <X11/Xatom.h>
  24 #include <stdio.h>
  25 #include <stdlib.h>
  26 #include <string.h>
  27
  28 #include <Imlib2.h>
  29 #include <cairo.h>
  30 #include <cairo-xlib.h>
  31
  32 #include "common.h"
  33 #include "window.h"
  34 #include "server.h"
  35 #include "panel.h"
  36
  37
  38
  39 void set_active (Window win)
  40 {
  41    send_event32 (win, server.atom._NET_ACTIVE_WINDOW, 2, CurrentTime, 0);
  42 }
  43
  44
  45 void set_desktop (int desktop)
  46 {
  47    send_event32 (server.root_win, server.atom._NET_CURRENT_DESKTOP, desktop, 0, 0);
  48 }
  49
  50
  51 void windows_set_desktop (Window win, int desktop)
  52 {
  53    send_event32 (win, server.atom._NET_WM_DESKTOP, desktop, 2, 0);
  54 }
  55
  56
  57 void set_close (Window win)
  58 {
  59    send_event32 (win, server.atom._NET_CLOSE_WINDOW, 0, 2, 0);
  60 }
  61
  62
  63 void window_toggle_shade (Window win)
  64 {
  65    send_event32 (win, server.atom._NET_WM_STATE, 2, server.atom._NET_WM_STATE_SHADED, 0);
  66 }
  67
  68 /*
  69 int x11_send_expose(Display *dpy, Window dst, int x, int y, int width, int height)
  70 {
  71         XEvent xe;
  72         int rc;
  73         xe.type = Expose;
  74         xe.xexpose.window = dst;
  75         xe.xexpose.x = x;
  76         xe.xexpose.y = y;
  77         xe.xexpose.width = width;
  78         xe.xexpose.height = height;
  79         xe.xexpose.count = 0;
  80         rc = XSendEvent(tray_data.dpy, dst, True, NoEventMask, &xe);
  81         return x11_ok() && rc != 0;
  82 }
  83 */
  84
  85 int window_is_hidden (Window win)
  86 {
  87    Window window;
  88    Atom *at;
  89    int count, i;
  90
  91    if (XGetTransientForHint(server.dsp, win, &window) != 0) {
  92       if (window) {
  93          return 1;
  94       }
  95    }
  96
  97    at = server_get_property (win, server.atom._NET_WM_STATE, XA_ATOM, &count);
  98    for (i = 0; i < count; i++) {
  99       if (at[i] == server.atom._NET_WM_STATE_SKIP_TASKBAR) {
 100          XFree(at);
 101          return 1;
 102       }
 103    }
 104    XFree(at);
 105
 106    at = server_get_property (win, server.atom._NET_WM_WINDOW_TYPE, XA_ATOM, &count);
 107    for (i = 0; i < count; i++) {
 108       if (at[i] == server.atom._NET_WM_WINDOW_TYPE_DOCK || at[i] == server.atom._NET_WM_WINDOW_TYPE_DESKTOP || at[i] == server.atom._NET_WM_WINDOW_TYPE_TOOLBAR || at[i] == server.atom._NET_WM_WINDOW_TYPE_MENU || at[i] == server.atom._NET_WM_WINDOW_TYPE_SPLASH) {
 109          XFree(at);
 110          return 1;
 111       }
 112    }
 113    XFree(at);
 114
 115         for (i=0 ; i < nb_panel ; i++) {
 116                 if (panel1[i].main_win == win) {
 117                         return 1;
 118                 }
 119         }
 120
 121    // specification
 122    // Windows with neither _NET_WM_WINDOW_TYPE nor WM_TRANSIENT_FOR set
 123    // MUST be taken as top-level window.
 124    return 0;
 125 }
 126
 127
 128 int window_get_desktop (Window win)
 129 {
 130    return get_property32(win, server.atom._NET_WM_DESKTOP, XA_CARDINAL);
 131 }
 132
 133
 134 int window_get_monitor (Window win)
 135 {
 136    int i, x, y;
 137    Window src;
 138
 139    XTranslateCoordinates(server.dsp, win, server.root_win, 0, 0, &x, &y, &src);
 140    x += 2;
 141    y += 2;
 142    for (i = 0; i < server.nb_monitor; i++) {
 143       if (x >= server.monitor[i].x && x <= (server.monitor[i].x + server.monitor[i].width))
 144          if (y >= server.monitor[i].y && y <= (server.monitor[i].y + server.monitor[i].height))
 145             break;
 146    }
 147
 148    //printf("window %lx : ecran %d, (%d, %d)\n", win, i, x, y);
 149    if (i == server.nb_monitor) return 0;
 150    else return i;
 151 }
 152
 153
 154 int window_is_iconified (Window win)
 155 {
 156    return (IconicState == get_property32(win, server.atom.WM_STATE, server.atom.WM_STATE));
 157 }
 158
 159
 160 int window_is_urgent (Window win)
 161 {
 162    Atom *at;
 163    int count, i;
 164
 165    at = server_get_property (win, server.atom._NET_WM_STATE, XA_ATOM, &count);
 166    for (i = 0; i < count; i++) {
 167       if (at[i] == server.atom._NET_WM_STATE_DEMANDS_ATTENTION) {
 168          XFree(at);
 169          return 1;
 170       }
 171    }
 172    XFree(at);
 173         return 0;
 174 }
 175
 176
 177 int server_get_number_of_desktop ()
 178 {
 179    return get_property32(server.root_win, server.atom._NET_NUMBER_OF_DESKTOPS, XA_CARDINAL);
 180 }
 181
 182
 183 int server_get_current_desktop ()
 184 {
 185    return get_property32(server.root_win, server.atom._NET_CURRENT_DESKTOP, XA_CARDINAL);
 186 }
 187
 188
 189 Window window_get_active ()
 190 {
 191    return get_property32(server.root_win, server.atom._NET_ACTIVE_WINDOW, XA_WINDOW);
 192 }
 193
 194
 195 int window_is_active (Window win)
 196 {
 197    return (win == get_property32(server.root_win, server.atom._NET_ACTIVE_WINDOW, XA_WINDOW));
 198 }
 199
 200
 201 int get_icon_count (long *data, int num)
 202 {
 203    int count, pos, w, h;
 204
 205    count = 0;
 206    pos = 0;
 207    while (pos < num) {
 208       w = data[pos++];
 209       h = data[pos++];
 210       pos += w * h;
 211       if (pos > num || w * h == 0) break;
 212       count++;
 213    }
 214
 215    return count;
 216 }
 217
 218
 219 long *get_best_icon (long *data, int icon_count, int num, int *iw, int *ih, int best_icon_size)
 220 {
 221    int width[icon_count], height[icon_count], pos, i, w, h;
 222    long *icon_data[icon_count];
 223
 224    /* List up icons */
 225    pos = 0;
 226    i = icon_count;
 227    while (i--) {
 228       w = data[pos++];
 229       h = data[pos++];
 230       if (pos + w * h > num) break;
 231
 232       width[i] = w;
 233       height[i] = h;
 234       icon_data[i] = &data[pos];
 235
 236       pos += w * h;
 237    }
 238
 239    /* Try to find exact size */
 240    int icon_num = -1;
 241    for (i = 0; i < icon_count; i++) {
 242       if (width[i] == best_icon_size) {
 243          icon_num = i;
 244          break;
 245       }
 246    }
 247
 248    /* Take the biggest or whatever */
 249    if (icon_num < 0) {
 250       int highest = 0;
 251       for (i = 0; i < icon_count; i++) {
 252          if (width[i] > highest) {
 253                icon_num = i;
 254                highest = width[i];
 255          }
 256       }
 257    }
 258
 259    *iw = width[icon_num];
 260    *ih = height[icon_num];
 261    return icon_data[icon_num];
 262 }
 263
 264
 265 void get_text_size(PangoFontDescription *font, int *height_ink, int *height, int panel_height, char *text, int len)
 266 {
 267    PangoRectangle rect_ink, rect;
 268
 269    Pixmap pmap = XCreatePixmap (server.dsp, server.root_win, panel_height, panel_height, server.depth);
 270
 271    cairo_surface_t *cs = cairo_xlib_surface_create (server.dsp, pmap, server.visual, panel_height, panel_height);
 272    cairo_t *c = cairo_create (cs);
 273
 274    PangoLayout *layout = pango_cairo_create_layout (c);
 275    pango_layout_set_font_description (layout, font);
 276    pango_layout_set_text (layout, text, len);
 277
 278    pango_layout_get_pixel_extents(layout, &rect_ink, &rect);
 279    *height_ink = rect_ink.height;
 280    *height = rect.height;
 281    //printf("dimension : %d - %d\n", rect_ink.height, rect.height);
 282
 283    g_object_unref (layout);
 284    cairo_destroy (c);
 285    cairo_surface_destroy (cs);
 286    XFreePixmap (server.dsp, pmap);
 287 }
 288
 289