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 "focus_cycle_indicator.h"
  22 #include "client.h"
  23 #include "openbox.h"
  24 #include "frame.h"
  25 #include "event.h"
  26 #include "render/render.h"
  27
  28 #include <X11/Xlib.h>
  29 #include <glib.h>
  30
  31 #define FOCUS_INDICATOR_WIDTH 6
  32
  33 static struct
  34 {
  35     InternalWindow top;
  36     InternalWindow left;
  37     InternalWindow right;
  38     InternalWindow bottom;
  39 } focus_indicator;
  40
  41 static RrAppearance *a_focus_indicator;
  42 static RrColor      *color_white;
  43 static gboolean      visible;
  44
  45 static Window create_window(Window parent, gulong mask,
  46                             XSetWindowAttributes *attrib)
  47 {
  48     return XCreateWindow(obt_display, parent, 0, 0, 1, 1, 0,
  49                          RrDepth(ob_rr_inst), InputOutput,
  50                          RrVisual(ob_rr_inst), mask, attrib);
  51
  52 }
  53
  54 void focus_cycle_indicator_startup(gboolean reconfig)
  55 {
  56     XSetWindowAttributes attr;
  57
  58     visible = FALSE;
  59
  60     if (reconfig) return;
  61
  62     focus_indicator.top.obwin.type = Window_Internal;
  63     focus_indicator.left.obwin.type = Window_Internal;
  64     focus_indicator.right.obwin.type = Window_Internal;
  65     focus_indicator.bottom.obwin.type = Window_Internal;
  66
  67     attr.override_redirect = True;
  68     attr.background_pixel = BlackPixel(obt_display, ob_screen);
  69     focus_indicator.top.win =
  70         create_window(RootWindow(obt_display, ob_screen),
  71                       CWOverrideRedirect | CWBackPixel, &attr);
  72     focus_indicator.left.win =
  73         create_window(RootWindow(obt_display, ob_screen),
  74                       CWOverrideRedirect | CWBackPixel, &attr);
  75     focus_indicator.right.win =
  76         create_window(RootWindow(obt_display, ob_screen),
  77                       CWOverrideRedirect | CWBackPixel, &attr);
  78     focus_indicator.bottom.win =
  79         create_window(RootWindow(obt_display, ob_screen),
  80                       CWOverrideRedirect | CWBackPixel, &attr);
  81
  82     stacking_add(INTERNAL_AS_WINDOW(&focus_indicator.top));
  83     stacking_add(INTERNAL_AS_WINDOW(&focus_indicator.left));
  84     stacking_add(INTERNAL_AS_WINDOW(&focus_indicator.right));
  85     stacking_add(INTERNAL_AS_WINDOW(&focus_indicator.bottom));
  86     g_hash_table_insert(window_map, &focus_indicator.top.win,
  87                         &focus_indicator.top);
  88     g_hash_table_insert(window_map, &focus_indicator.left.win,
  89                         &focus_indicator.left);
  90     g_hash_table_insert(window_map, &focus_indicator.right.win,
  91                         &focus_indicator.right);
  92     g_hash_table_insert(window_map, &focus_indicator.bottom.win,
  93                         &focus_indicator.bottom);
  94
  95     color_white = RrColorNew(ob_rr_inst, 0xff, 0xff, 0xff);
  96
  97     a_focus_indicator = RrAppearanceNew(ob_rr_inst, 4);
  98     a_focus_indicator->surface.grad = RR_SURFACE_SOLID;
  99     a_focus_indicator->surface.relief = RR_RELIEF_FLAT;
 100     a_focus_indicator->surface.primary = RrColorNew(ob_rr_inst,
 101                                                     0, 0, 0);
 102     a_focus_indicator->texture[0].type = RR_TEXTURE_LINE_ART;
 103     a_focus_indicator->texture[0].data.lineart.color = color_white;
 104     a_focus_indicator->texture[1].type = RR_TEXTURE_LINE_ART;
 105     a_focus_indicator->texture[1].data.lineart.color = color_white;
 106     a_focus_indicator->texture[2].type = RR_TEXTURE_LINE_ART;
 107     a_focus_indicator->texture[2].data.lineart.color = color_white;
 108     a_focus_indicator->texture[3].type = RR_TEXTURE_LINE_ART;
 109     a_focus_indicator->texture[3].data.lineart.color = color_white;
 110 }
 111
 112 void focus_cycle_indicator_shutdown(gboolean reconfig)
 113 {
 114     if (reconfig) return;
 115
 116     RrColorFree(color_white);
 117
 118     RrAppearanceFree(a_focus_indicator);
 119
 120     g_hash_table_remove(window_map, &focus_indicator.top.win);
 121     g_hash_table_remove(window_map, &focus_indicator.left.win);
 122     g_hash_table_remove(window_map, &focus_indicator.right.win);
 123     g_hash_table_remove(window_map, &focus_indicator.bottom.win);
 124
 125     stacking_remove(INTERNAL_AS_WINDOW(&focus_indicator.top));
 126     stacking_remove(INTERNAL_AS_WINDOW(&focus_indicator.left));
 127     stacking_remove(INTERNAL_AS_WINDOW(&focus_indicator.right));
 128     stacking_remove(INTERNAL_AS_WINDOW(&focus_indicator.bottom));
 129
 130     XDestroyWindow(obt_display, focus_indicator.top.win);
 131     XDestroyWindow(obt_display, focus_indicator.left.win);
 132     XDestroyWindow(obt_display, focus_indicator.right.win);
 133     XDestroyWindow(obt_display, focus_indicator.bottom.win);
 134 }
 135
 136 void focus_cycle_draw_indicator(ObClient *c)
 137 {
 138     if (!c && visible) {
 139         gulong ignore_start;
 140
 141         /* kill enter events cause by this unmapping */
 142         ignore_start = event_start_ignore_all_enters();
 143
 144         XUnmapWindow(obt_display, focus_indicator.top.win);
 145         XUnmapWindow(obt_display, focus_indicator.left.win);
 146         XUnmapWindow(obt_display, focus_indicator.right.win);
 147         XUnmapWindow(obt_display, focus_indicator.bottom.win);
 148
 149         event_end_ignore_all_enters(ignore_start);
 150
 151         visible = FALSE;
 152     }
 153     else if (c) {
 154         /*
 155           if (c)
 156               frame_adjust_focus(c->frame, FALSE);
 157           frame_adjust_focus(c->frame, TRUE);
 158         */
 159         gint x, y, w, h;
 160         gint wt, wl, wr, wb;
 161
 162         wt = wl = wr = wb = FOCUS_INDICATOR_WIDTH;
 163
 164         x = c->frame->area.x;
 165         y = c->frame->area.y;
 166         w = c->frame->area.width;
 167         h = wt;
 168
 169         XMoveResizeWindow(obt_display, focus_indicator.top.win,
 170                           x, y, w, h);
 171         a_focus_indicator->texture[0].data.lineart.x1 = 0;
 172         a_focus_indicator->texture[0].data.lineart.y1 = h-1;
 173         a_focus_indicator->texture[0].data.lineart.x2 = 0;
 174         a_focus_indicator->texture[0].data.lineart.y2 = 0;
 175         a_focus_indicator->texture[1].data.lineart.x1 = 0;
 176         a_focus_indicator->texture[1].data.lineart.y1 = 0;
 177         a_focus_indicator->texture[1].data.lineart.x2 = w-1;
 178         a_focus_indicator->texture[1].data.lineart.y2 = 0;
 179         a_focus_indicator->texture[2].data.lineart.x1 = w-1;
 180         a_focus_indicator->texture[2].data.lineart.y1 = 0;
 181         a_focus_indicator->texture[2].data.lineart.x2 = w-1;
 182         a_focus_indicator->texture[2].data.lineart.y2 = h-1;
 183         a_focus_indicator->texture[3].data.lineart.x1 = (wl-1);
 184         a_focus_indicator->texture[3].data.lineart.y1 = h-1;
 185         a_focus_indicator->texture[3].data.lineart.x2 = w - wr;
 186         a_focus_indicator->texture[3].data.lineart.y2 = h-1;
 187         RrPaint(a_focus_indicator, focus_indicator.top.win,
 188                 w, h);
 189
 190         x = c->frame->area.x;
 191         y = c->frame->area.y;
 192         w = wl;
 193         h = c->frame->area.height;
 194
 195         XMoveResizeWindow(obt_display, focus_indicator.left.win,
 196                           x, y, w, h);
 197         a_focus_indicator->texture[0].data.lineart.x1 = w-1;
 198         a_focus_indicator->texture[0].data.lineart.y1 = 0;
 199         a_focus_indicator->texture[0].data.lineart.x2 = 0;
 200         a_focus_indicator->texture[0].data.lineart.y2 = 0;
 201         a_focus_indicator->texture[1].data.lineart.x1 = 0;
 202         a_focus_indicator->texture[1].data.lineart.y1 = 0;
 203         a_focus_indicator->texture[1].data.lineart.x2 = 0;
 204         a_focus_indicator->texture[1].data.lineart.y2 = h-1;
 205         a_focus_indicator->texture[2].data.lineart.x1 = 0;
 206         a_focus_indicator->texture[2].data.lineart.y1 = h-1;
 207         a_focus_indicator->texture[2].data.lineart.x2 = w-1;
 208         a_focus_indicator->texture[2].data.lineart.y2 = h-1;
 209         a_focus_indicator->texture[3].data.lineart.x1 = w-1;
 210         a_focus_indicator->texture[3].data.lineart.y1 = wt-1;
 211         a_focus_indicator->texture[3].data.lineart.x2 = w-1;
 212         a_focus_indicator->texture[3].data.lineart.y2 = h - wb;
 213         RrPaint(a_focus_indicator, focus_indicator.left.win,
 214                 w, h);
 215
 216         x = c->frame->area.x + c->frame->area.width - wr;
 217         y = c->frame->area.y;
 218         w = wr;
 219         h = c->frame->area.height ;
 220
 221         XMoveResizeWindow(obt_display, focus_indicator.right.win,
 222                           x, y, w, h);
 223         a_focus_indicator->texture[0].data.lineart.x1 = 0;
 224         a_focus_indicator->texture[0].data.lineart.y1 = 0;
 225         a_focus_indicator->texture[0].data.lineart.x2 = w-1;
 226         a_focus_indicator->texture[0].data.lineart.y2 = 0;
 227         a_focus_indicator->texture[1].data.lineart.x1 = w-1;
 228         a_focus_indicator->texture[1].data.lineart.y1 = 0;
 229         a_focus_indicator->texture[1].data.lineart.x2 = w-1;
 230         a_focus_indicator->texture[1].data.lineart.y2 = h-1;
 231         a_focus_indicator->texture[2].data.lineart.x1 = w-1;
 232         a_focus_indicator->texture[2].data.lineart.y1 = h-1;
 233         a_focus_indicator->texture[2].data.lineart.x2 = 0;
 234         a_focus_indicator->texture[2].data.lineart.y2 = h-1;
 235         a_focus_indicator->texture[3].data.lineart.x1 = 0;
 236         a_focus_indicator->texture[3].data.lineart.y1 = wt-1;
 237         a_focus_indicator->texture[3].data.lineart.x2 = 0;
 238         a_focus_indicator->texture[3].data.lineart.y2 = h - wb;
 239         RrPaint(a_focus_indicator, focus_indicator.right.win,
 240                 w, h);
 241
 242         x = c->frame->area.x;
 243         y = c->frame->area.y + c->frame->area.height - wb;
 244         w = c->frame->area.width;
 245         h = wb;
 246
 247         XMoveResizeWindow(obt_display, focus_indicator.bottom.win,
 248                           x, y, w, h);
 249         a_focus_indicator->texture[0].data.lineart.x1 = 0;
 250         a_focus_indicator->texture[0].data.lineart.y1 = 0;
 251         a_focus_indicator->texture[0].data.lineart.x2 = 0;
 252         a_focus_indicator->texture[0].data.lineart.y2 = h-1;
 253         a_focus_indicator->texture[1].data.lineart.x1 = 0;
 254         a_focus_indicator->texture[1].data.lineart.y1 = h-1;
 255         a_focus_indicator->texture[1].data.lineart.x2 = w-1;
 256         a_focus_indicator->texture[1].data.lineart.y2 = h-1;
 257         a_focus_indicator->texture[2].data.lineart.x1 = w-1;
 258         a_focus_indicator->texture[2].data.lineart.y1 = h-1;
 259         a_focus_indicator->texture[2].data.lineart.x2 = w-1;
 260         a_focus_indicator->texture[2].data.lineart.y2 = 0;
 261         a_focus_indicator->texture[3].data.lineart.x1 = wl-1;
 262         a_focus_indicator->texture[3].data.lineart.y1 = 0;
 263         a_focus_indicator->texture[3].data.lineart.x2 = w - wr;
 264         a_focus_indicator->texture[3].data.lineart.y2 = 0;
 265         RrPaint(a_focus_indicator, focus_indicator.bottom.win,
 266                 w, h);
 267
 268         XMapWindow(obt_display, focus_indicator.top.win);
 269         XMapWindow(obt_display, focus_indicator.left.win);
 270         XMapWindow(obt_display, focus_indicator.right.win);
 271         XMapWindow(obt_display, focus_indicator.bottom.win);
 272
 273         visible = TRUE;
 274     }
 275 }