let you raise the focus target temporarily during focus cycling, with the <raise...
[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 "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
86     color_white = RrColorNew(ob_rr_inst, 0xff, 0xff, 0xff);
87
88     a_focus_indicator = RrAppearanceNew(ob_rr_inst, 4);
89     a_focus_indicator->surface.grad = RR_SURFACE_SOLID;
90     a_focus_indicator->surface.relief = RR_RELIEF_FLAT;
91     a_focus_indicator->surface.primary = RrColorNew(ob_rr_inst,
92                                                     0, 0, 0);
93     a_focus_indicator->texture[0].type = RR_TEXTURE_LINE_ART;
94     a_focus_indicator->texture[0].data.lineart.color = color_white;
95     a_focus_indicator->texture[1].type = RR_TEXTURE_LINE_ART;
96     a_focus_indicator->texture[1].data.lineart.color = color_white;
97     a_focus_indicator->texture[2].type = RR_TEXTURE_LINE_ART;
98     a_focus_indicator->texture[2].data.lineart.color = color_white;
99     a_focus_indicator->texture[3].type = RR_TEXTURE_LINE_ART;
100     a_focus_indicator->texture[3].data.lineart.color = color_white;
101 }
102
103 void focus_cycle_indicator_shutdown(gboolean reconfig)
104 {
105     if (reconfig) return;
106
107     RrColorFree(color_white);
108
109     RrAppearanceFree(a_focus_indicator);
110
111     stacking_remove(INTERNAL_AS_WINDOW(&focus_indicator.top));
112     stacking_remove(INTERNAL_AS_WINDOW(&focus_indicator.left));
113     stacking_remove(INTERNAL_AS_WINDOW(&focus_indicator.right));
114     stacking_remove(INTERNAL_AS_WINDOW(&focus_indicator.bottom));
115
116     XDestroyWindow(ob_display, focus_indicator.top.win);
117     XDestroyWindow(ob_display, focus_indicator.left.win);
118     XDestroyWindow(ob_display, focus_indicator.right.win);
119     XDestroyWindow(ob_display, focus_indicator.bottom.win);
120 }
121
122 void focus_cycle_draw_indicator(ObClient *c)
123 {
124     if (!c && visible) {
125         gulong ignore_start;
126
127         /* kill enter events cause by this unmapping */
128         ignore_start = event_start_ignore_all_enters();
129
130         XUnmapWindow(ob_display, focus_indicator.top.win);
131         XUnmapWindow(ob_display, focus_indicator.left.win);
132         XUnmapWindow(ob_display, focus_indicator.right.win);
133         XUnmapWindow(ob_display, focus_indicator.bottom.win);
134
135         event_end_ignore_all_enters(ignore_start);
136
137         visible = FALSE;
138     }
139     else if (c) {
140         /*
141           if (c)
142               frame_adjust_focus(c->frame, FALSE);
143           frame_adjust_focus(c->frame, TRUE);
144         */
145         gint x, y, w, h;
146         gint wt, wl, wr, wb;
147
148         wt = wl = wr = wb = FOCUS_INDICATOR_WIDTH;
149
150         x = c->frame->area.x;
151         y = c->frame->area.y;
152         w = c->frame->area.width;
153         h = wt;
154
155         XMoveResizeWindow(ob_display, focus_indicator.top.win,
156                           x, y, w, h);
157         a_focus_indicator->texture[0].data.lineart.x1 = 0;
158         a_focus_indicator->texture[0].data.lineart.y1 = h-1;
159         a_focus_indicator->texture[0].data.lineart.x2 = 0;
160         a_focus_indicator->texture[0].data.lineart.y2 = 0;
161         a_focus_indicator->texture[1].data.lineart.x1 = 0;
162         a_focus_indicator->texture[1].data.lineart.y1 = 0;
163         a_focus_indicator->texture[1].data.lineart.x2 = w-1;
164         a_focus_indicator->texture[1].data.lineart.y2 = 0;
165         a_focus_indicator->texture[2].data.lineart.x1 = w-1;
166         a_focus_indicator->texture[2].data.lineart.y1 = 0;
167         a_focus_indicator->texture[2].data.lineart.x2 = w-1;
168         a_focus_indicator->texture[2].data.lineart.y2 = h-1;
169         a_focus_indicator->texture[3].data.lineart.x1 = (wl-1);
170         a_focus_indicator->texture[3].data.lineart.y1 = h-1;
171         a_focus_indicator->texture[3].data.lineart.x2 = w - wr;
172         a_focus_indicator->texture[3].data.lineart.y2 = h-1;
173         RrPaint(a_focus_indicator, focus_indicator.top.win,
174                 w, h);
175
176         x = c->frame->area.x;
177         y = c->frame->area.y;
178         w = wl;
179         h = c->frame->area.height;
180
181         XMoveResizeWindow(ob_display, focus_indicator.left.win,
182                           x, y, w, h);
183         a_focus_indicator->texture[0].data.lineart.x1 = w-1;
184         a_focus_indicator->texture[0].data.lineart.y1 = 0;
185         a_focus_indicator->texture[0].data.lineart.x2 = 0;
186         a_focus_indicator->texture[0].data.lineart.y2 = 0;
187         a_focus_indicator->texture[1].data.lineart.x1 = 0;
188         a_focus_indicator->texture[1].data.lineart.y1 = 0;
189         a_focus_indicator->texture[1].data.lineart.x2 = 0;
190         a_focus_indicator->texture[1].data.lineart.y2 = h-1;
191         a_focus_indicator->texture[2].data.lineart.x1 = 0;
192         a_focus_indicator->texture[2].data.lineart.y1 = h-1;
193         a_focus_indicator->texture[2].data.lineart.x2 = w-1;
194         a_focus_indicator->texture[2].data.lineart.y2 = h-1;
195         a_focus_indicator->texture[3].data.lineart.x1 = w-1;
196         a_focus_indicator->texture[3].data.lineart.y1 = wt-1;
197         a_focus_indicator->texture[3].data.lineart.x2 = w-1;
198         a_focus_indicator->texture[3].data.lineart.y2 = h - wb;
199         RrPaint(a_focus_indicator, focus_indicator.left.win,
200                 w, h);
201
202         x = c->frame->area.x + c->frame->area.width - wr;
203         y = c->frame->area.y;
204         w = wr;
205         h = c->frame->area.height ;
206
207         XMoveResizeWindow(ob_display, focus_indicator.right.win,
208                           x, y, w, h);
209         a_focus_indicator->texture[0].data.lineart.x1 = 0;
210         a_focus_indicator->texture[0].data.lineart.y1 = 0;
211         a_focus_indicator->texture[0].data.lineart.x2 = w-1;
212         a_focus_indicator->texture[0].data.lineart.y2 = 0;
213         a_focus_indicator->texture[1].data.lineart.x1 = w-1;
214         a_focus_indicator->texture[1].data.lineart.y1 = 0;
215         a_focus_indicator->texture[1].data.lineart.x2 = w-1;
216         a_focus_indicator->texture[1].data.lineart.y2 = h-1;
217         a_focus_indicator->texture[2].data.lineart.x1 = w-1;
218         a_focus_indicator->texture[2].data.lineart.y1 = h-1;
219         a_focus_indicator->texture[2].data.lineart.x2 = 0;
220         a_focus_indicator->texture[2].data.lineart.y2 = h-1;
221         a_focus_indicator->texture[3].data.lineart.x1 = 0;
222         a_focus_indicator->texture[3].data.lineart.y1 = wt-1;
223         a_focus_indicator->texture[3].data.lineart.x2 = 0;
224         a_focus_indicator->texture[3].data.lineart.y2 = h - wb;
225         RrPaint(a_focus_indicator, focus_indicator.right.win,
226                 w, h);
227
228         x = c->frame->area.x;
229         y = c->frame->area.y + c->frame->area.height - wb;
230         w = c->frame->area.width;
231         h = wb;
232
233         XMoveResizeWindow(ob_display, focus_indicator.bottom.win,
234                           x, y, w, h);
235         a_focus_indicator->texture[0].data.lineart.x1 = 0;
236         a_focus_indicator->texture[0].data.lineart.y1 = 0;
237         a_focus_indicator->texture[0].data.lineart.x2 = 0;
238         a_focus_indicator->texture[0].data.lineart.y2 = h-1;
239         a_focus_indicator->texture[1].data.lineart.x1 = 0;
240         a_focus_indicator->texture[1].data.lineart.y1 = h-1;
241         a_focus_indicator->texture[1].data.lineart.x2 = w-1;
242         a_focus_indicator->texture[1].data.lineart.y2 = h-1;
243         a_focus_indicator->texture[2].data.lineart.x1 = w-1;
244         a_focus_indicator->texture[2].data.lineart.y1 = h-1;
245         a_focus_indicator->texture[2].data.lineart.x2 = w-1;
246         a_focus_indicator->texture[2].data.lineart.y2 = 0;
247         a_focus_indicator->texture[3].data.lineart.x1 = wl-1;
248         a_focus_indicator->texture[3].data.lineart.y1 = 0;
249         a_focus_indicator->texture[3].data.lineart.x2 = w - wr;
250         a_focus_indicator->texture[3].data.lineart.y2 = 0;
251         RrPaint(a_focus_indicator, focus_indicator.bottom.win,
252                 w, h);
253
254         XMapWindow(ob_display, focus_indicator.top.win);
255         XMapWindow(ob_display, focus_indicator.left.win);
256         XMapWindow(ob_display, focus_indicator.right.win);
257         XMapWindow(ob_display, focus_indicator.bottom.win);
258
259         visible = TRUE;
260     }
261 }