openbox/focus_cycle_indicator.c

   1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
   2
   3    focus_cycle_indicator.c for the Openbox window manager
   4    Copyright (c) 2006        Mikael Magnusson
   5    Copyright (c) 2003-2007   Dana Jansens
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  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
  17    See the COPYING file for a copy of the GNU General Public License.
  18 */
  19
  20 #include "focus_cycle.h"
  21 #include "client.h"
  22 #include "openbox.h"
  23 #include "frame.h"
  24 #include "event.h"
  25 #include "render/render.h"
  26
  27 #include <X11/Xlib.h>
  28 #include <glib.h>
  29
  30 #define FOCUS_INDICATOR_WIDTH 6
  31
  32 struct
  33 {
  34     InternalWindow top;
  35     InternalWindow left;
  36     InternalWindow right;
  37     InternalWindow bottom;
  38 } focus_indicator;
  39
  40 static RrAppearance *a_focus_indicator;
  41 static RrColor      *color_white;
  42 static gboolean      visible;
  43
  44 static Window create_window(Window parent, gulong mask,
  45                             XSetWindowAttributes *attrib)
  46 {
  47     return XCreateWindow(ob_display, parent, 0, 0, 1, 1, 0,
  48                          RrDepth(ob_rr_inst), InputOutput,
  49                          RrVisual(ob_rr_inst), mask, attrib);
  50
  51 }
  52
  53 void focus_cycle_indicator_startup(gboolean reconfig)
  54 {
  55     XSetWindowAttributes attr;
  56
  57     visible = FALSE;
  58
  59     if (reconfig) return;
  60
  61     focus_indicator.top.obwin.type = Window_Internal;
  62     focus_indicator.left.obwin.type = Window_Internal;
  63     focus_indicator.right.obwin.type = Window_Internal;
  64     focus_indicator.bottom.obwin.type = Window_Internal;
  65
  66     attr.override_redirect = True;
  67     attr.background_pixel = BlackPixel(ob_display, ob_screen);
  68     focus_indicator.top.win =
  69         create_window(RootWindow(ob_display, ob_screen),
  70                       CWOverrideRedirect | CWBackPixel, &attr);
  71     focus_indicator.left.win =
  72         create_window(RootWindow(ob_display, ob_screen),
  73                       CWOverrideRedirect | CWBackPixel, &attr);
  74     focus_indicator.right.win =
  75         create_window(RootWindow(ob_display, ob_screen),
  76                       CWOverrideRedirect | CWBackPixel, &attr);
  77     focus_indicator.bottom.win =
  78         create_window(RootWindow(ob_display, ob_screen),
  79                       CWOverrideRedirect | CWBackPixel, &attr);
  80
  81     stacking_add(INTERNAL_AS_WINDOW(&focus_indicator.top));
  82     stacking_add(INTERNAL_AS_WINDOW(&focus_indicator.left));
  83     stacking_add(INTERNAL_AS_WINDOW(&focus_indicator.right));
  84     stacking_add(INTERNAL_AS_WINDOW(&focus_indicator.bottom));
  85     g_hash_table_insert(window_map, &focus_indicator.top.win,
  86                         &focus_indicator.top);
  87     g_hash_table_insert(window_map, &focus_indicator.left.win,
  88                         &focus_indicator.left);
  89     g_hash_table_insert(window_map, &focus_indicator.right.win,
  90                         &focus_indicator.right);
  91     g_hash_table_insert(window_map, &focus_indicator.bottom.win,
  92                         &focus_indicator.bottom);
  93
  94     color_white = RrColorNew(ob_rr_inst, 0xff, 0xff, 0xff);
  95
  96     a_focus_indicator = RrAppearanceNew(ob_rr_inst, 4);
  97     a_focus_indicator->surface.grad = RR_SURFACE_SOLID;
  98     a_focus_indicator->surface.relief = RR_RELIEF_FLAT;
  99     a_focus_indicator->surface.primary = RrColorNew(ob_rr_inst,
 100                                                     0, 0, 0);
 101     a_focus_indicator->texture[0].type = RR_TEXTURE_LINE_ART;
 102     a_focus_indicator->texture[0].data.lineart.color = color_white;
 103     a_focus_indicator->texture[1].type = RR_TEXTURE_LINE_ART;
 104     a_focus_indicator->texture[1].data.lineart.color = color_white;
 105     a_focus_indicator->texture[2].type = RR_TEXTURE_LINE_ART;
 106     a_focus_indicator->texture[2].data.lineart.color = color_white;
 107     a_focus_indicator->texture[3].type = RR_TEXTURE_LINE_ART;
 108     a_focus_indicator->texture[3].data.lineart.color = color_white;
 109 }
 110
 111 void focus_cycle_indicator_shutdown(gboolean reconfig)
 112 {
 113     if (reconfig) return;
 114
 115     RrColorFree(color_white);
 116
 117     RrAppearanceFree(a_focus_indicator);
 118
 119     g_hash_table_remove(window_map, &focus_indicator.top.win);
 120     g_hash_table_remove(window_map, &focus_indicator.left.win);
 121     g_hash_table_remove(window_map, &focus_indicator.right.win);
 122     g_hash_table_remove(window_map, &focus_indicator.bottom.win);
 123
 124     stacking_remove(INTERNAL_AS_WINDOW(&focus_indicator.top));
 125     stacking_remove(INTERNAL_AS_WINDOW(&focus_indicator.left));
 126     stacking_remove(INTERNAL_AS_WINDOW(&focus_indicator.right));
 127     stacking_remove(INTERNAL_AS_WINDOW(&focus_indicator.bottom));
 128
 129     XDestroyWindow(ob_display, focus_indicator.top.win);
 130     XDestroyWindow(ob_display, focus_indicator.left.win);
 131     XDestroyWindow(ob_display, focus_indicator.right.win);
 132     XDestroyWindow(ob_display, focus_indicator.bottom.win);
 133 }
 134
 135 void focus_cycle_draw_indicator(ObClient *c)
 136 {
 137     if (!c && visible) {
 138         gulong ignore_start;
 139
 140         /* kill enter events cause by this unmapping */
 141         ignore_start = event_start_ignore_all_enters();
 142
 143         XUnmapWindow(ob_display, focus_indicator.top.win);
 144         XUnmapWindow(ob_display, focus_indicator.left.win);
 145         XUnmapWindow(ob_display, focus_indicator.right.win);
 146         XUnmapWindow(ob_display, focus_indicator.bottom.win);
 147
 148         event_end_ignore_all_enters(ignore_start);
 149
 150         visible = FALSE;
 151     }
 152     else if (c) {
 153         /*
 154           if (c)
 155               frame_adjust_focus(c->frame, FALSE);
 156           frame_adjust_focus(c->frame, TRUE);
 157         */
 158         gint x, y, w, h;
 159         gint wt, wl, wr, wb;
 160
 161         wt = wl = wr = wb = FOCUS_INDICATOR_WIDTH;
 162
 163         x = c->frame->area.x;
 164         y = c->frame->area.y;
 165         w = c->frame->area.width;
 166         h = wt;
 167
 168         XMoveResizeWindow(ob_display, focus_indicator.top.win,
 169                           x, y, w, h);
 170         a_focus_indicator->texture[0].data.lineart.x1 = 0;
 171         a_focus_indicator->texture[0].data.lineart.y1 = h-1;
 172         a_focus_indicator->texture[0].data.lineart.x2 = 0;
 173         a_focus_indicator->texture[0].data.lineart.y2 = 0;
 174         a_focus_indicator->texture[1].data.lineart.x1 = 0;
 175         a_focus_indicator->texture[1].data.lineart.y1 = 0;
 176         a_focus_indicator->texture[1].data.lineart.x2 = w-1;
 177         a_focus_indicator->texture[1].data.lineart.y2 = 0;
 178         a_focus_indicator->texture[2].data.lineart.x1 = w-1;
 179         a_focus_indicator->texture[2].data.lineart.y1 = 0;
 180         a_focus_indicator->texture[2].data.lineart.x2 = w-1;
 181         a_focus_indicator->texture[2].data.lineart.y2 = h-1;
 182         a_focus_indicator->texture[3].data.lineart.x1 = (wl-1);
 183         a_focus_indicator->texture[3].data.lineart.y1 = h-1;
 184         a_focus_indicator->texture[3].data.lineart.x2 = w - wr;
 185         a_focus_indicator->texture[3].data.lineart.y2 = h-1;
 186         RrPaint(a_focus_indicator, focus_indicator.top.win,
 187                 w, h);
 188
 189         x = c->frame->area.x;
 190         y = c->frame->area.y;
 191         w = wl;
 192         h = c->frame->area.height;
 193
 194         XMoveResizeWindow(ob_display, focus_indicator.left.win,
 195                           x, y, w, h);
 196         a_focus_indicator->texture[0].data.lineart.x1 = w-1;
 197         a_focus_indicator->texture[0].data.lineart.y1 = 0;
 198         a_focus_indicator->texture[0].data.lineart.x2 = 0;
 199         a_focus_indicator->texture[0].data.lineart.y2 = 0;
 200         a_focus_indicator->texture[1].data.lineart.x1 = 0;
 201         a_focus_indicator->texture[1].data.lineart.y1 = 0;
 202         a_focus_indicator->texture[1].data.lineart.x2 = 0;
 203         a_focus_indicator->texture[1].data.lineart.y2 = h-1;
 204         a_focus_indicator->texture[2].data.lineart.x1 = 0;
 205         a_focus_indicator->texture[2].data.lineart.y1 = h-1;
 206         a_focus_indicator->texture[2].data.lineart.x2 = w-1;
 207         a_focus_indicator->texture[2].data.lineart.y2 = h-1;
 208         a_focus_indicator->texture[3].data.lineart.x1 = w-1;
 209         a_focus_indicator->texture[3].data.lineart.y1 = wt-1;
 210         a_focus_indicator->texture[3].data.lineart.x2 = w-1;
 211         a_focus_indicator->texture[3].data.lineart.y2 = h - wb;
 212         RrPaint(a_focus_indicator, focus_indicator.left.win,
 213                 w, h);
 214
 215         x = c->frame->area.x + c->frame->area.width - wr;
 216         y = c->frame->area.y;
 217         w = wr;
 218         h = c->frame->area.height ;
 219
 220         XMoveResizeWindow(ob_display, focus_indicator.right.win,
 221                           x, y, w, h);
 222         a_focus_indicator->texture[0].data.lineart.x1 = 0;
 223         a_focus_indicator->texture[0].data.lineart.y1 = 0;
 224         a_focus_indicator->texture[0].data.lineart.x2 = w-1;
 225         a_focus_indicator->texture[0].data.lineart.y2 = 0;
 226         a_focus_indicator->texture[1].data.lineart.x1 = w-1;
 227         a_focus_indicator->texture[1].data.lineart.y1 = 0;
 228         a_focus_indicator->texture[1].data.lineart.x2 = w-1;
 229         a_focus_indicator->texture[1].data.lineart.y2 = h-1;
 230         a_focus_indicator->texture[2].data.lineart.x1 = w-1;
 231         a_focus_indicator->texture[2].data.lineart.y1 = h-1;
 232         a_focus_indicator->texture[2].data.lineart.x2 = 0;
 233         a_focus_indicator->texture[2].data.lineart.y2 = h-1;
 234         a_focus_indicator->texture[3].data.lineart.x1 = 0;
 235         a_focus_indicator->texture[3].data.lineart.y1 = wt-1;
 236         a_focus_indicator->texture[3].data.lineart.x2 = 0;
 237         a_focus_indicator->texture[3].data.lineart.y2 = h - wb;
 238         RrPaint(a_focus_indicator, focus_indicator.right.win,
 239                 w, h);
 240
 241         x = c->frame->area.x;
 242         y = c->frame->area.y + c->frame->area.height - wb;
 243         w = c->frame->area.width;
 244         h = wb;
 245
 246         XMoveResizeWindow(ob_display, focus_indicator.bottom.win,
 247                           x, y, w, h);
 248         a_focus_indicator->texture[0].data.lineart.x1 = 0;
 249         a_focus_indicator->texture[0].data.lineart.y1 = 0;
 250         a_focus_indicator->texture[0].data.lineart.x2 = 0;
 251         a_focus_indicator->texture[0].data.lineart.y2 = h-1;
 252         a_focus_indicator->texture[1].data.lineart.x1 = 0;
 253         a_focus_indicator->texture[1].data.lineart.y1 = h-1;
 254         a_focus_indicator->texture[1].data.lineart.x2 = w-1;
 255         a_focus_indicator->texture[1].data.lineart.y2 = h-1;
 256         a_focus_indicator->texture[2].data.lineart.x1 = w-1;
 257         a_focus_indicator->texture[2].data.lineart.y1 = h-1;
 258         a_focus_indicator->texture[2].data.lineart.x2 = w-1;
 259         a_focus_indicator->texture[2].data.lineart.y2 = 0;
 260         a_focus_indicator->texture[3].data.lineart.x1 = wl-1;
 261         a_focus_indicator->texture[3].data.lineart.y1 = 0;
 262         a_focus_indicator->texture[3].data.lineart.x2 = w - wr;
 263         a_focus_indicator->texture[3].data.lineart.y2 = 0;
 264         RrPaint(a_focus_indicator, focus_indicator.bottom.win,
 265                 w, h);
 266
 267         XMapWindow(ob_display, focus_indicator.top.win);
 268         XMapWindow(ob_display, focus_indicator.left.win);
 269         XMapWindow(ob_display, focus_indicator.right.win);
 270         XMapWindow(ob_display, focus_indicator.bottom.win);
 271
 272         visible = TRUE;
 273     }
 274 }