Add include of cairo.h when using librsvg
[dana/openbox.git] / 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 "obrender/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     ObInternalWindow top;
36     ObInternalWindow left;
37     ObInternalWindow right;
38     ObInternalWindow 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.type = OB_WINDOW_CLASS_INTERNAL;
63     focus_indicator.left.type = OB_WINDOW_CLASS_INTERNAL;
64     focus_indicator.right.type = OB_WINDOW_CLASS_INTERNAL;
65     focus_indicator.bottom.type = OB_WINDOW_CLASS_INTERNAL;
66
67     attr.override_redirect = True;
68     attr.background_pixel = BlackPixel(obt_display, ob_screen);
69     focus_indicator.top.window =
70         create_window(obt_root(ob_screen),
71                       CWOverrideRedirect | CWBackPixel, &attr);
72     focus_indicator.left.window =
73         create_window(obt_root(ob_screen),
74                       CWOverrideRedirect | CWBackPixel, &attr);
75     focus_indicator.right.window =
76         create_window(obt_root(ob_screen),
77                       CWOverrideRedirect | CWBackPixel, &attr);
78     focus_indicator.bottom.window =
79         create_window(obt_root(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     window_add(&focus_indicator.top.window,
87                INTERNAL_AS_WINDOW(&focus_indicator.top));
88     window_add(&focus_indicator.left.window,
89                INTERNAL_AS_WINDOW(&focus_indicator.left));
90     window_add(&focus_indicator.right.window,
91                INTERNAL_AS_WINDOW(&focus_indicator.right));
92     window_add(&focus_indicator.bottom.window,
93                INTERNAL_AS_WINDOW(&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     window_remove(focus_indicator.top.window);
121     window_remove(focus_indicator.left.window);
122     window_remove(focus_indicator.right.window);
123     window_remove(focus_indicator.bottom.window);
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.window);
131     XDestroyWindow(obt_display, focus_indicator.left.window);
132     XDestroyWindow(obt_display, focus_indicator.right.window);
133     XDestroyWindow(obt_display, focus_indicator.bottom.window);
134 }
135
136 void focus_cycle_update_indicator(ObClient *c)
137 {
138         if (visible)
139             focus_cycle_draw_indicator(c);
140 }
141
142 void focus_cycle_draw_indicator(ObClient *c)
143 {
144     if (!c && visible) {
145         gulong ignore_start;
146
147         /* kill enter events cause by this unmapping */
148         ignore_start = event_start_ignore_all_enters();
149
150         XUnmapWindow(obt_display, focus_indicator.top.window);
151         XUnmapWindow(obt_display, focus_indicator.left.window);
152         XUnmapWindow(obt_display, focus_indicator.right.window);
153         XUnmapWindow(obt_display, focus_indicator.bottom.window);
154
155         event_end_ignore_all_enters(ignore_start);
156
157         visible = FALSE;
158     }
159     else if (c) {
160         /*
161           if (c)
162               frame_adjust_focus(c->frame, FALSE);
163           frame_adjust_focus(c->frame, TRUE);
164         */
165         gint x, y, w, h;
166         gint wt, wl, wr, wb;
167         gulong ignore_start;
168
169         wt = wl = wr = wb = FOCUS_INDICATOR_WIDTH;
170
171         x = c->frame->area.x;
172         y = c->frame->area.y;
173         w = c->frame->area.width;
174         h = wt;
175
176         /* kill enter events cause by this moving */
177         ignore_start = event_start_ignore_all_enters();
178
179         XMoveResizeWindow(obt_display, focus_indicator.top.window,
180                           x, y, w, h);
181         a_focus_indicator->texture[0].data.lineart.x1 = 0;
182         a_focus_indicator->texture[0].data.lineart.y1 = h-1;
183         a_focus_indicator->texture[0].data.lineart.x2 = 0;
184         a_focus_indicator->texture[0].data.lineart.y2 = 0;
185         a_focus_indicator->texture[1].data.lineart.x1 = 0;
186         a_focus_indicator->texture[1].data.lineart.y1 = 0;
187         a_focus_indicator->texture[1].data.lineart.x2 = w-1;
188         a_focus_indicator->texture[1].data.lineart.y2 = 0;
189         a_focus_indicator->texture[2].data.lineart.x1 = w-1;
190         a_focus_indicator->texture[2].data.lineart.y1 = 0;
191         a_focus_indicator->texture[2].data.lineart.x2 = w-1;
192         a_focus_indicator->texture[2].data.lineart.y2 = h-1;
193         a_focus_indicator->texture[3].data.lineart.x1 = (wl-1);
194         a_focus_indicator->texture[3].data.lineart.y1 = h-1;
195         a_focus_indicator->texture[3].data.lineart.x2 = w - wr;
196         a_focus_indicator->texture[3].data.lineart.y2 = h-1;
197         RrPaint(a_focus_indicator, focus_indicator.top.window,
198                 w, h);
199
200         x = c->frame->area.x;
201         y = c->frame->area.y;
202         w = wl;
203         h = c->frame->area.height;
204
205         XMoveResizeWindow(obt_display, focus_indicator.left.window,
206                           x, y, w, h);
207         a_focus_indicator->texture[0].data.lineart.x1 = w-1;
208         a_focus_indicator->texture[0].data.lineart.y1 = 0;
209         a_focus_indicator->texture[0].data.lineart.x2 = 0;
210         a_focus_indicator->texture[0].data.lineart.y2 = 0;
211         a_focus_indicator->texture[1].data.lineart.x1 = 0;
212         a_focus_indicator->texture[1].data.lineart.y1 = 0;
213         a_focus_indicator->texture[1].data.lineart.x2 = 0;
214         a_focus_indicator->texture[1].data.lineart.y2 = h-1;
215         a_focus_indicator->texture[2].data.lineart.x1 = 0;
216         a_focus_indicator->texture[2].data.lineart.y1 = h-1;
217         a_focus_indicator->texture[2].data.lineart.x2 = w-1;
218         a_focus_indicator->texture[2].data.lineart.y2 = h-1;
219         a_focus_indicator->texture[3].data.lineart.x1 = w-1;
220         a_focus_indicator->texture[3].data.lineart.y1 = wt-1;
221         a_focus_indicator->texture[3].data.lineart.x2 = w-1;
222         a_focus_indicator->texture[3].data.lineart.y2 = h - wb;
223         RrPaint(a_focus_indicator, focus_indicator.left.window,
224                 w, h);
225
226         x = c->frame->area.x + c->frame->area.width - wr;
227         y = c->frame->area.y;
228         w = wr;
229         h = c->frame->area.height ;
230
231         XMoveResizeWindow(obt_display, focus_indicator.right.window,
232                           x, y, w, h);
233         a_focus_indicator->texture[0].data.lineart.x1 = 0;
234         a_focus_indicator->texture[0].data.lineart.y1 = 0;
235         a_focus_indicator->texture[0].data.lineart.x2 = w-1;
236         a_focus_indicator->texture[0].data.lineart.y2 = 0;
237         a_focus_indicator->texture[1].data.lineart.x1 = w-1;
238         a_focus_indicator->texture[1].data.lineart.y1 = 0;
239         a_focus_indicator->texture[1].data.lineart.x2 = w-1;
240         a_focus_indicator->texture[1].data.lineart.y2 = h-1;
241         a_focus_indicator->texture[2].data.lineart.x1 = w-1;
242         a_focus_indicator->texture[2].data.lineart.y1 = h-1;
243         a_focus_indicator->texture[2].data.lineart.x2 = 0;
244         a_focus_indicator->texture[2].data.lineart.y2 = h-1;
245         a_focus_indicator->texture[3].data.lineart.x1 = 0;
246         a_focus_indicator->texture[3].data.lineart.y1 = wt-1;
247         a_focus_indicator->texture[3].data.lineart.x2 = 0;
248         a_focus_indicator->texture[3].data.lineart.y2 = h - wb;
249         RrPaint(a_focus_indicator, focus_indicator.right.window,
250                 w, h);
251
252         x = c->frame->area.x;
253         y = c->frame->area.y + c->frame->area.height - wb;
254         w = c->frame->area.width;
255         h = wb;
256
257         XMoveResizeWindow(obt_display, focus_indicator.bottom.window,
258                           x, y, w, h);
259         a_focus_indicator->texture[0].data.lineart.x1 = 0;
260         a_focus_indicator->texture[0].data.lineart.y1 = 0;
261         a_focus_indicator->texture[0].data.lineart.x2 = 0;
262         a_focus_indicator->texture[0].data.lineart.y2 = h-1;
263         a_focus_indicator->texture[1].data.lineart.x1 = 0;
264         a_focus_indicator->texture[1].data.lineart.y1 = h-1;
265         a_focus_indicator->texture[1].data.lineart.x2 = w-1;
266         a_focus_indicator->texture[1].data.lineart.y2 = h-1;
267         a_focus_indicator->texture[2].data.lineart.x1 = w-1;
268         a_focus_indicator->texture[2].data.lineart.y1 = h-1;
269         a_focus_indicator->texture[2].data.lineart.x2 = w-1;
270         a_focus_indicator->texture[2].data.lineart.y2 = 0;
271         a_focus_indicator->texture[3].data.lineart.x1 = wl-1;
272         a_focus_indicator->texture[3].data.lineart.y1 = 0;
273         a_focus_indicator->texture[3].data.lineart.x2 = w - wr;
274         a_focus_indicator->texture[3].data.lineart.y2 = 0;
275         RrPaint(a_focus_indicator, focus_indicator.bottom.window,
276                 w, h);
277
278         XMapWindow(obt_display, focus_indicator.top.window);
279         XMapWindow(obt_display, focus_indicator.left.window);
280         XMapWindow(obt_display, focus_indicator.right.window);
281         XMapWindow(obt_display, focus_indicator.bottom.window);
282
283         event_end_ignore_all_enters(ignore_start);
284
285         visible = TRUE;
286     }
287 }