remove an XXX and passify xprop
[mikachu/rspanel.git] / gui.c
1 #include "gui.h"
2 #include "dims.h"
3 #include "xprop.h"
4 #include "icon.h"
5 #include "rspanel.h"
6
7 #include <openbox/theme.h>
8
9 static int pager_size;
10
11 static RrAppearance *background;
12 static RrAppearance *focused_task;
13 static RrAppearance *iconified_task;
14 static RrAppearance *unfocused_task;
15 static RrAppearance *normal_text;
16 static RrAppearance *iconified_text;
17 static RrAppearance *shaded_text;
18 static RrAppearance *focused_text;
19 static RrAppearance *a_icon;
20
21 /* you can edit these */
22 #define MAX_TASK_WIDTH 500
23 #define PADDING 2
24 #define ICON_SIZE ((tb->h)-(2*PADDING))
25
26 static void set_icon_geometry(screen *sc, taskbar *tb, task *tk);
27
28 #define SURF(x) with->surface.x
29 #define TEXT(x) with->texture[0].data.text.x
30 #define USE(x) (with = x)
31 #define SETTEXT(x, y, z) with->texture[0].type = RR_TEXTURE_TEXT; \
32                          with->texture[0].data.text.font = x; \
33                          with->texture[0].data.text.justify = y; \
34                          with->texture[0].data.text.ellipsize = z;
35 #define SETSHADOW(y, z, u, v) with->texture[0].data.text.shadow_offset_x = y; \
36                               with->texture[0].data.text.shadow_offset_y = z; \
37                               with->texture[0].data.text.shadow_alpha = u; \
38                               with->texture[0].data.text.shadow_color = v;
39
40 void gui_init(screen *sc)
41 {
42     XGCValues gcv;
43     RrFont *font;
44     RrAppearance *with;
45     
46     gcv.graphics_exposures = False;
47     sc->fore_gc = XCreateGC(sc->dd, sc->root, GCGraphicsExposures, &gcv);
48
49     /* We don't allow different fonts for various window states... */
50     font = RrFontOpen(sc->rr, "Candara, sans", 10,
51                       RR_FONTWEIGHT_NORMAL, RR_FONTSLANT_NORMAL);
52
53     /* this appearance will be used to draw icons */
54     a_icon = RrAppearanceNew(sc->rr, 1);
55     USE(a_icon);
56     SURF(grad) = RR_SURFACE_PARENTREL;
57     SURF(parentx) = PADDING;
58     SURF(parenty) = PADDING;
59     a_icon->texture[0].type = RR_TEXTURE_RGBA;
60
61     /* this is the appearance for the background of the panel */
62     background = RrAppearanceNew(sc->rr, 0);
63     USE(background);
64     SURF(grad) = RR_SURFACE_DIAGONAL;
65     SURF(primary) = RrColorNew(sc->rr, 170, 170, 190);
66     SURF(secondary) = RrColorNew(sc->rr, 100, 100, 160);
67
68     /* this is the appearance for unfocused tasks,
69      * text needs to be separate appearances so we can align it correctly */
70     unfocused_task = RrAppearanceNew(sc->rr, 0);
71     USE(unfocused_task);
72     SURF(parent) = background;
73     SURF(grad) = RR_SURFACE_PARENTREL;
74     SURF(border) = TRUE;
75     SURF(border_color) = RrColorNew(sc->rr, 0, 0, 80);
76
77     /* ... for iconified tasks, also used for shaded ones currently */
78     iconified_task = RrAppearanceCopy(unfocused_task);
79     USE(iconified_task);
80     SURF(relief) = RR_RELIEF_SUNKEN;
81     SURF(border) = FALSE;
82     SURF(parent) = background; /* RrAppearanceCopy doesn't copy .parent */
83
84     /* ... for focused tasks */
85     focused_task = RrAppearanceNew(sc->rr, 0);
86     USE(focused_task);
87     SURF(grad) = RR_SURFACE_CROSS_DIAGONAL;
88     SURF(secondary) = RrColorNew(sc->rr, 70, 80, 110);
89     SURF(primary) = RrColorNew(sc->rr, 130, 160, 250);
90     SURF(relief) = RR_RELIEF_RAISED;
91
92     /* this is the text used for all normal unfocused tasks */
93     /* we don't set .parent here, but in draw_task, since we
94      * want to combine _task and _text semirandomly.
95      * XXX plz not when themes are here */
96     normal_text = RrAppearanceNew(sc->rr, 1);
97     USE(normal_text);
98     SURF(grad) = RR_SURFACE_PARENTREL;
99     SETTEXT(font, RR_JUSTIFY_LEFT, RR_ELLIPSIZE_END);
100
101     /* ... for iconified tasks */
102     iconified_text = RrAppearanceCopy(normal_text);
103     /* ... and for focused tasks, we copy this here (ie not 5 lines down)
104      * so the color isn't copied i actually don't know if that would
105      * hurt so XXX on that */
106     focused_text = RrAppearanceCopy(normal_text);
107     USE(focused_text);
108     TEXT(color) = RrColorNew(sc->rr, 230, 230, 255);
109
110     USE(normal_text);
111     TEXT(color) = RrColorNew(sc->rr, 20, 20, 40);
112
113     USE(iconified_text);
114     SETSHADOW(2, 2, 100, RrColorNew(sc->rr, 0, 0, 0));
115     TEXT(color) = RrColorNew(sc->rr, 200, 200, 200);
116
117     shaded_text = RrAppearanceCopy(normal_text);
118     USE(shaded_text);
119     TEXT(color) = RrColorNew(sc->rr, 50, 60, 90);
120 }
121
122 void gui_create_taskbar(screen *sc, taskbar *tb)
123 {
124     XSizeHints size_hints;
125     XSetWindowAttributes att;
126     XClassHint xclhints;
127
128     att.event_mask = ButtonPressMask;
129
130     /* XXX make the height conigurable */
131     tb->x = 0;
132     tb->y = sc->height - 24;
133     tb->w = sc->width;
134     tb->h = 24;
135
136     tb->win = XCreateWindow(/* display  */ sc->dd,
137                             /* parent   */ sc->root,
138                             /* x        */ tb->x,
139                             /* y        */ tb->y,
140                             /* width    */ tb->w,
141                             /* height   */ tb->h,
142                             /* border   */ 0,
143                             /* depth    */ CopyFromParent,
144                             /* class    */ InputOutput,
145                             /* visual   */ CopyFromParent,
146                             /*value mask*/ CWEventMask,
147                             /* attribs  */ &att);
148     tb->bg = None;
149
150     /* reside on ALL desktops */
151     xprop_set_num(sc, tb->win, _NET_WM_DESKTOP, 0xFFFFFFFF);
152     xprop_set_atom(sc, tb->win, _NET_WM_WINDOW_TYPE, _NET_WM_WINDOW_TYPE_DOCK);
153     xprop_set_atom(sc, tb->win, _NET_WM_STATE, _NET_WM_STATE_BELOW);
154     xprop_set_string(sc, tb->win, WM_NAME, "rspanel");
155
156     /* make sure the WM obays our window position */
157     size_hints.flags = PPosition;
158     size_hints.x = tb->x;
159     size_hints.y = tb->y;
160     /*XSetWMNormalHints (sc->dd, tb->win, &size_hints); */
161     XChangeProperty(sc->dd, tb->win, XA_WM_NORMAL_HINTS, XA_WM_SIZE_HINTS, 32,
162                     PropModeReplace, (unsigned char *)&size_hints,
163                     sizeof(XSizeHints) / 4);
164
165     xclhints.res_name = "rspanel";
166     xclhints.res_class = "RSPanel";
167     XSetClassHint(sc->dd, tb->win, &xclhints);
168
169     XMapWindow(sc->dd, tb->win);
170 }
171
172 void gui_draw_task(screen *sc, taskbar *tb, task *tk, int redraw)
173 {
174     RrAppearance *a;
175     RrAppearance *b;
176     const icon *i;
177     int icon_size = 0;
178
179     if (tk->iconified)
180         b = iconified_task;
181     else if (tk->focused)
182         b = focused_task;
183     else if (tk->shaded)
184         b = iconified_task;
185     else
186         b = unfocused_task;
187
188     if (tk->iconified)
189         a = iconified_text;
190     else if (tk->shaded)
191         a = shaded_text;
192     else if (tk->focused)
193         a = focused_text;
194     else
195         a = normal_text;
196
197     i = icon_get_best(tk->icons, tk->nicons, ICON_SIZE, ICON_SIZE);
198
199     if (i) {
200         RrTextureRGBA *d = &a_icon->texture[0].data.rgba;
201         a_icon->surface.parent = b;
202         d->width = i->width;
203         d->height = i->height;
204         d->alpha = tk->iconified ? 0x80 : tk->shaded ? 0xB0 : 0xff;
205         d->data = i->data;
206         icon_size = ICON_SIZE + PADDING;
207     }
208
209     a->surface.parent = b;
210     a->surface.parentx = icon_size + PADDING;
211     a->texture[0].data.text.string = tk->name;
212     b->surface.parentx = tk->pos_x;
213
214     RrPaintPixmap(b, tk->width, tb->h);
215     RrPaintPixmap(a, tk->width-(2*PADDING+icon_size), tb->h);
216
217     if (i) {
218         RrPaintPixmap(a_icon, ICON_SIZE, ICON_SIZE);
219         XCopyArea(sc->dd, a_icon->pixmap, b->pixmap, sc->fore_gc, 0, 0,
220                   ICON_SIZE, ICON_SIZE, PADDING, PADDING);
221     }
222
223     XCopyArea(sc->dd, a->pixmap, b->pixmap, sc->fore_gc, 0, 0,
224               tk->width-(2*PADDING+icon_size), tb->h, icon_size + PADDING, 0);
225     XCopyArea(sc->dd, b->pixmap, tb->bg, sc->fore_gc, 0, 0,
226               tk->width, tb->h, tk->pos_x, 0);
227
228     XFreePixmap(sc->dd, a->pixmap);
229     XFreePixmap(sc->dd, b->pixmap);
230     XFreePixmap(sc->dd, a_icon->pixmap);
231     if (redraw) {
232         XSetWindowBackgroundPixmap(sc->dd, tb->win, tb->bg);
233         XClearWindow(sc->dd, tb->win);
234     }
235 }
236
237 void gui_draw_taskbar(screen *sc, taskbar *tb)
238 {
239     task *tk;
240     int x, width, taskw;
241     int num_tasks = 0;
242
243 #ifdef PAGER
244     pager_draw();
245 #else
246     pager_size = TEXTPAD;
247 #endif
248
249     x = pager_size + 2;
250     width = tb->w - (pager_size + GRILL_WIDTH);
251 #warning only rerender if width changed!
252     if (tb->bg) XFreePixmap(sc->dd, tb->bg);
253     tb->bg = XCreatePixmap(sc->dd, sc->root, tb->w, tb->h, RrDepth(sc->rr));
254
255     XFreePixmap(sc->dd, RrPaintPixmap(background, tb->w, tb->h));
256     XCopyArea(sc->dd, background->pixmap, tb->bg, sc->fore_gc, 0, 0,
257               tb->w, tb->h, 0, 0);
258
259     /* find the number of visible tasks */
260     for (tk = tb->task_list; tk; tk = tk->next) {
261         if (!task_shown(tk))
262             continue;
263         num_tasks++;
264     }
265
266     if (num_tasks == 0)
267         goto clear;
268
269     taskw = width / num_tasks;
270     if (taskw > MAX_TASK_WIDTH)
271         taskw = MAX_TASK_WIDTH;
272
273     for (tk = tb->task_list; tk; tk = tk->next) {
274         if (!task_shown(tk))
275             continue;
276         tk->pos_x = x;
277         tk->width = taskw - 1;
278         gui_draw_task(sc, tb, tk, FALSE);
279         set_icon_geometry(sc, tb, tk);
280         x += taskw;
281     }
282
283 clear:
284     XSetWindowBackgroundPixmap(sc->dd, tb->win, tb->bg);
285     XClearWindow(sc->dd, tb->win);
286 }
287
288 void gui_move_taskbar(screen *sc, taskbar *tb)
289 {
290     tb->x = tb->y = 0;
291
292     if (tb->hidden)
293         tb->x = TEXTPAD - tb->w;
294
295     if (!tb->at_top)
296         tb->y = sc->height - tb->h;
297
298     XMoveWindow(sc->dd, tb->win, tb->x, tb->y);
299 }
300
301 static void set_icon_geometry(screen *sc, taskbar *tb, task *tk)
302 {
303     long coords[4];
304
305     coords[0] = tb->x + tk->pos_x;
306     coords[1] = tb->y;
307     coords[2] = MAX(tk->width, 1);
308     coords[3] = tb->h;
309
310     xprop_set_array(sc, tk->win, _NET_WM_ICON_GEOMETRY, coords, 4);
311 }