1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
3 prompt.c for the Openbox window manager
4 Copyright (c) 2008 Dana Jansens
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 See the COPYING file for a copy of the GNU General Public License.
30 static GList *prompt_list = NULL;
31 static GList *prompt_msg_list = NULL;
33 /* we construct these */
34 static RrAppearance *prompt_a_bg;
35 static RrAppearance *prompt_a_button;
36 static RrAppearance *prompt_a_focus;
37 static RrAppearance *prompt_a_press;
38 static RrAppearance *prompt_a_pfocus;
39 /* we change the max width which would screw with others */
40 static RrAppearance *prompt_a_msg;
43 #define OUTSIDE_MARGIN 4
44 #define MSG_BUTTON_SEPARATION 4
45 #define BUTTON_SEPARATION 4
46 #define BUTTON_VMARGIN 4
47 #define BUTTON_HMARGIN 12
50 static void prompt_layout(ObPrompt *self);
51 static void render_all(ObPrompt *self);
52 static void render_button(ObPrompt *self, ObPromptElement *e);
53 static void prompt_resize(ObPrompt *self, gint w, gint h);
55 void prompt_startup(gboolean reconfig)
57 RrColor *c_button, *c_focus, *c_press, *c_pfocus;
59 /* note: this is not a copy, don't free it */
60 prompt_a_bg = ob_rr_theme->osd_hilite_bg;
62 prompt_a_button = RrAppearanceCopy(ob_rr_theme->a_focused_unpressed_close);
63 prompt_a_focus = RrAppearanceCopy(ob_rr_theme->a_hover_focused_close);
64 prompt_a_press = RrAppearanceCopy(ob_rr_theme->a_focused_pressed_close);
65 prompt_a_pfocus = RrAppearanceCopy(ob_rr_theme->a_focused_pressed_close);
67 c_button = prompt_a_button->texture[0].data.mask.color;
68 c_focus = prompt_a_focus->texture[0].data.mask.color;
69 c_press = prompt_a_press->texture[0].data.mask.color;
70 c_pfocus = prompt_a_press->texture[0].data.mask.color;
72 RrAppearanceRemoveTextures(prompt_a_button);
73 RrAppearanceRemoveTextures(prompt_a_focus);
74 RrAppearanceRemoveTextures(prompt_a_press);
75 RrAppearanceRemoveTextures(prompt_a_pfocus);
77 /* texture[0] is the text and texture[1-4] (for prompt_a_focus and
78 prompt_a_pfocus) is lineart to show where keyboard focus is */
79 RrAppearanceAddTextures(prompt_a_button, 1);
80 RrAppearanceAddTextures(prompt_a_focus, 5);
81 RrAppearanceAddTextures(prompt_a_press, 1);
82 RrAppearanceAddTextures(prompt_a_pfocus, 5);
84 /* totally cheating here.. */
85 prompt_a_button->texture[0] = ob_rr_theme->osd_hilite_label->texture[0];
86 prompt_a_focus->texture[0] = ob_rr_theme->osd_hilite_label->texture[0];
87 prompt_a_press->texture[0] = ob_rr_theme->osd_hilite_label->texture[0];
88 prompt_a_pfocus->texture[0] = ob_rr_theme->osd_hilite_label->texture[0];
90 prompt_a_button->texture[0].data.text.justify = RR_JUSTIFY_CENTER;
91 prompt_a_focus->texture[0].data.text.justify = RR_JUSTIFY_CENTER;
92 prompt_a_press->texture[0].data.text.justify = RR_JUSTIFY_CENTER;
93 prompt_a_pfocus->texture[0].data.text.justify = RR_JUSTIFY_CENTER;
95 prompt_a_button->texture[0].data.text.color = c_button;
96 prompt_a_focus->texture[0].data.text.color = c_focus;
97 prompt_a_press->texture[0].data.text.color = c_press;
98 prompt_a_pfocus->texture[0].data.text.color = c_press;
100 prompt_a_focus->texture[1].data.lineart.color = c_focus;
101 prompt_a_focus->texture[2].data.lineart.color = c_focus;
102 prompt_a_focus->texture[3].data.lineart.color = c_focus;
103 prompt_a_focus->texture[4].data.lineart.color = c_focus;
105 prompt_a_pfocus->texture[1].data.lineart.color = c_press;
106 prompt_a_pfocus->texture[2].data.lineart.color = c_press;
107 prompt_a_pfocus->texture[3].data.lineart.color = c_press;
108 prompt_a_pfocus->texture[4].data.lineart.color = c_press;
110 prompt_a_msg = RrAppearanceCopy(ob_rr_theme->osd_hilite_label);
111 prompt_a_msg->texture[0].data.text.flow = TRUE;
115 for (it = prompt_list; it; it = g_list_next(it)) {
116 ObPrompt *p = it->data;
123 void prompt_shutdown(gboolean reconfig)
125 while (prompt_msg_list)
126 prompt_cancel(prompt_msg_list->data);
128 RrAppearanceFree(prompt_a_button);
129 RrAppearanceFree(prompt_a_focus);
130 RrAppearanceFree(prompt_a_press);
131 RrAppearanceFree(prompt_a_pfocus);
132 RrAppearanceFree(prompt_a_msg);
135 ObPrompt* prompt_new(const gchar *msg,
136 const ObPromptAnswer *answers, gint n_answers,
137 gint default_result, gint cancel_result,
138 ObPromptCallback func, gpointer data)
141 XSetWindowAttributes attrib;
144 attrib.override_redirect = FALSE;
146 self = g_new0(ObPrompt, 1);
150 self->default_result = default_result;
151 self->cancel_result = cancel_result;
152 self->super.type = Window_Prompt;
153 self->super.window = XCreateWindow(ob_display,
154 RootWindow(ob_display, ob_screen),
156 CopyFromParent, InputOutput,
161 /* make it a dialog type window */
162 PROP_SET32(self->super.window, net_wm_window_type, atom,
163 prop_atoms.net_wm_window_type_dialog);
165 /* listen for key presses on the window */
166 self->event_mask = KeyPressMask;
168 /* set up the text message widow */
169 self->msg.text = g_strdup(msg);
170 self->msg.window = XCreateWindow(ob_display, self->super.window,
172 CopyFromParent, InputOutput,
173 CopyFromParent, 0, NULL);
174 XMapWindow(ob_display, self->msg.window);
176 /* set up the buttons from the answers */
178 self->n_buttons = n_answers;
179 if (!self->n_buttons)
182 self->button = g_new0(ObPromptElement, self->n_buttons);
184 if (n_answers == 0) {
185 g_assert(self->n_buttons == 1); /* should be set to this above.. */
186 self->button[0].text = g_strdup(_("OK"));
189 g_assert(self->n_buttons > 0);
190 for (i = 0; i < self->n_buttons; ++i) {
191 self->button[i].text = g_strdup(answers[i].text);
192 self->button[i].result = answers[i].result;
196 for (i = 0; i < self->n_buttons; ++i) {
197 self->button[i].window = XCreateWindow(ob_display, self->super.window,
199 CopyFromParent, InputOutput,
200 CopyFromParent, 0, NULL);
201 XMapWindow(ob_display, self->button[i].window);
202 g_hash_table_insert(window_map, &self->button[i].window,
203 PROMPT_AS_WINDOW(self));
205 /* listen for button presses on the buttons */
206 XSelectInput(ob_display, self->button[i].window,
207 ButtonPressMask | ButtonReleaseMask | ButtonMotionMask);
210 prompt_list = g_list_prepend(prompt_list, self);
215 void prompt_ref(ObPrompt *self)
220 void prompt_unref(ObPrompt *self)
222 if (self && --self->ref == 0) {
228 prompt_list = g_list_remove(prompt_list, self);
230 for (i = 0; i < self->n_buttons; ++i) {
231 g_hash_table_remove(window_map, &self->button[i].window);
232 XDestroyWindow(ob_display, self->button[i].window);
235 XDestroyWindow(ob_display, self->msg.window);
236 XDestroyWindow(ob_display, self->super.window);
241 static void prompt_layout(ObPrompt *self)
245 gint allbuttonsw, allbuttonsh, buttonx;
249 RrMargins(prompt_a_bg, &l, &t, &r, &b);
256 Rect *area = screen_physical_area_all_monitors();
257 maxw = MIN(MAX_WIDTH, area->width*4/5);
261 /* find the button sizes and how much space we need for them */
262 allbuttonsw = allbuttonsh = 0;
263 for (i = 0; i < self->n_buttons; ++i) {
266 prompt_a_button->texture[0].data.text.string = self->button[i].text;
267 prompt_a_focus->texture[0].data.text.string = self->button[i].text;
268 prompt_a_press->texture[0].data.text.string = self->button[i].text;
269 prompt_a_pfocus->texture[0].data.text.string = self->button[i].text;
270 RrMinSize(prompt_a_button, &bw, &bh);
271 self->button[i].width = bw;
272 self->button[i].height = bh;
273 RrMinSize(prompt_a_focus, &bw, &bh);
274 self->button[i].width = MAX(self->button[i].width, bw);
275 self->button[i].height = MAX(self->button[i].height, bh);
276 RrMinSize(prompt_a_press, &bw, &bh);
277 self->button[i].width = MAX(self->button[i].width, bw);
278 self->button[i].height = MAX(self->button[i].height, bh);
279 RrMinSize(prompt_a_pfocus, &bw, &bh);
280 self->button[i].width = MAX(self->button[i].width, bw);
281 self->button[i].height = MAX(self->button[i].height, bh);
284 self->button[i].width += BUTTON_HMARGIN * 2;
285 self->button[i].height += BUTTON_VMARGIN * 2;
287 allbuttonsw += self->button[i].width + (i > 0 ? BUTTON_SEPARATION : 0);
288 allbuttonsh = MAX(allbuttonsh, self->button[i].height);
291 self->msg_wbound = MAX(allbuttonsw, maxw);
293 /* measure the text message area */
294 prompt_a_msg->texture[0].data.text.string = self->msg.text;
295 prompt_a_msg->texture[0].data.text.maxwidth = self->msg_wbound;
296 RrMinSize(prompt_a_msg, &self->msg.width, &self->msg.height);
298 /* width and height inside the outer margins */
299 w = MAX(self->msg.width, allbuttonsw);
300 h = self->msg.height + MSG_BUTTON_SEPARATION + allbuttonsh;
302 /* position the text message */
303 self->msg.x = l + (w - self->msg.width) / 2;
306 /* position the button buttons on the right of the dialog */
308 for (i = self->n_buttons - 1; i >= 0; --i) {
309 self->button[i].x = buttonx - self->button[i].width;
310 buttonx -= self->button[i].width + BUTTON_SEPARATION;
311 self->button[i].y = t + h - allbuttonsh;
312 self->button[i].y += (allbuttonsh - self->button[i].height) / 2;
315 /* size and position the toplevel window */
316 prompt_resize(self, w + l + r, h + t + b);
318 /* move and resize the internal windows */
319 XMoveResizeWindow(ob_display, self->msg.window,
320 self->msg.x, self->msg.y,
321 self->msg.width, self->msg.height);
322 for (i = 0; i < self->n_buttons; ++i)
323 XMoveResizeWindow(ob_display, self->button[i].window,
324 self->button[i].x, self->button[i].y,
325 self->button[i].width, self->button[i].height);
328 static void prompt_resize(ObPrompt *self, gint w, gint h)
330 XConfigureRequestEvent req;
336 /* the user can't resize the prompt */
337 hints.flags = PMinSize | PMaxSize;
338 hints.min_width = hints.max_width = w;
339 hints.min_height = hints.max_height = h;
340 XSetWMNormalHints(ob_display, self->super.window, &hints);
343 /* send a configure request like a normal client would */
344 req.type = ConfigureRequest;
345 req.display = ob_display;
346 req.parent = RootWindow(ob_display, ob_screen);
347 req.window = self->super.window;
350 req.value_mask = CWWidth | CWHeight;
351 XSendEvent(req.display, req.window, FALSE, StructureNotifyMask,
355 XResizeWindow(ob_display, self->super.window, w, h);
358 static void setup_button_focus_tex(ObPromptElement *e, RrAppearance *a,
363 for (i = 1; i < 5; ++i)
364 a->texture[i].type = on ? RR_TEXTURE_LINE_ART : RR_TEXTURE_NONE;
368 RrMargins(a, &l, &t, &r, &b);
369 l += MIN(BUTTON_HMARGIN, BUTTON_VMARGIN) / 2;
370 r += MIN(BUTTON_HMARGIN, BUTTON_VMARGIN) / 2;
371 t += MIN(BUTTON_HMARGIN, BUTTON_VMARGIN) / 2;
372 b += MIN(BUTTON_HMARGIN, BUTTON_VMARGIN) / 2;
375 a->texture[1].data.lineart.x1 = l;
376 a->texture[1].data.lineart.x2 = e->width - r - 1;
377 a->texture[1].data.lineart.y1 = t;
378 a->texture[1].data.lineart.y2 = t;
381 a->texture[2].data.lineart.x1 = l;
382 a->texture[2].data.lineart.x2 = e->width - r - 1;
383 a->texture[2].data.lineart.y1 = e->height - b - 1;
384 a->texture[2].data.lineart.y2 = e->height - b - 1;
387 a->texture[3].data.lineart.x1 = l;
388 a->texture[3].data.lineart.x2 = l;
389 a->texture[3].data.lineart.y1 = t;
390 a->texture[3].data.lineart.y2 = e->height - b - 1;
393 a->texture[4].data.lineart.x1 = e->width - r - 1;
394 a->texture[4].data.lineart.x2 = e->width - r - 1;
395 a->texture[4].data.lineart.y1 = t;
396 a->texture[4].data.lineart.y2 = e->height - b - 1;
399 static void render_button(ObPrompt *self, ObPromptElement *e)
403 if (e->pressed && self->focus == e) a = prompt_a_pfocus;
404 else if (self->focus == e) a = prompt_a_focus;
405 else if (e->pressed) a = prompt_a_press;
406 else a = prompt_a_button;
408 a->surface.parent = prompt_a_bg;
409 a->surface.parentx = e->x;
410 a->surface.parenty = e->y;
412 /* draw the keyfocus line */
413 if (a == prompt_a_pfocus || a == prompt_a_focus)
414 setup_button_focus_tex(e, a, TRUE);
416 a->texture[0].data.text.string = e->text;
417 RrPaint(a, e->window, e->width, e->height);
419 /* turn off the keyfocus line so that it doesn't affect size calculations
421 if (a == prompt_a_pfocus || a == prompt_a_focus)
422 setup_button_focus_tex(e, a, FALSE);
425 static void render_all(ObPrompt *self)
429 RrPaint(prompt_a_bg, self->super.window, self->width, self->height);
431 prompt_a_msg->surface.parent = prompt_a_bg;
432 prompt_a_msg->surface.parentx = self->msg.x;
433 prompt_a_msg->surface.parenty = self->msg.y;
435 prompt_a_msg->texture[0].data.text.string = self->msg.text;
436 prompt_a_msg->texture[0].data.text.maxwidth = self->msg_wbound;
437 RrPaint(prompt_a_msg, self->msg.window, self->msg.width, self->msg.height);
439 for (i = 0; i < self->n_buttons; ++i)
440 render_button(self, &self->button[i]);
443 void prompt_show(ObPrompt *self, ObClient *parent, gboolean modal)
448 /* activate the prompt */
449 PROP_MSG(self->super.window, net_active_window,
450 1, /* from an application.. */
457 /* set the focused button (if not found then the first button is used) */
458 self->focus = &self->button[0];
459 for (i = 0; i < self->n_buttons; ++i)
460 if (self->button[i].result == self->default_result) {
461 self->focus = &self->button[i];
472 /* make it transient for the window's group */
473 h.flags = WindowGroupHint;
474 h.window_group = parent->group->leader;
475 p = RootWindow(ob_display, ob_screen);
478 /* make it transient for the window directly */
483 XSetWMHints(ob_display, self->super.window, &h);
484 PROP_SET32(self->super.window, wm_transient_for, window, p);
486 states[0] = prop_atoms.net_wm_state_modal;
487 nstates = (modal ? 1 : 0);
488 PROP_SETA32(self->super.window, net_wm_state, atom, states, nstates);
491 PROP_ERASE(self->super.window, wm_transient_for);
493 /* set up the dialog and render it */
497 client_manage(self->super.window, self);
502 void prompt_hide(ObPrompt *self)
504 XUnmapWindow(ob_display, self->super.window);
505 self->mapped = FALSE;
508 gboolean prompt_key_event(ObPrompt *self, XEvent *e)
513 if (e->type != KeyPress) return FALSE;
515 shift_mask = modkeys_key_to_mask(OB_MODKEY_KEY_SHIFT);
516 shift = !!(e->xkey.state & shift_mask);
518 /* only accept shift */
519 if (e->xkey.state != 0 && e->xkey.state != shift_mask)
522 if (e->xkey.keycode == ob_keycode(OB_KEY_ESCAPE))
524 else if (e->xkey.keycode == ob_keycode(OB_KEY_RETURN) ||
525 e->xkey.keycode == ob_keycode(OB_KEY_SPACE))
527 if (self->func) self->func(self, self->focus->result, self->data);
530 else if (e->xkey.keycode == ob_keycode(OB_KEY_TAB) ||
531 e->xkey.keycode == ob_keycode(OB_KEY_LEFT) ||
532 e->xkey.keycode == ob_keycode(OB_KEY_RIGHT))
536 ObPromptElement *oldfocus;
538 left = e->xkey.keycode == ob_keycode(OB_KEY_LEFT) ||
539 (e->xkey.keycode == ob_keycode(OB_KEY_TAB) && shift);
540 oldfocus = self->focus;
542 for (i = 0; i < self->n_buttons; ++i)
543 if (self->focus == &self->button[i]) break;
544 i += (left ? -1 : 1);
545 if (i < 0) i = self->n_buttons - 1;
546 else if (i >= self->n_buttons) i = 0;
547 self->focus = &self->button[i];
549 if (oldfocus != self->focus) render_button(self, oldfocus);
550 render_button(self, self->focus);
555 gboolean prompt_mouse_event(ObPrompt *self, XEvent *e)
558 ObPromptElement *but;
560 if (e->type != ButtonPress && e->type != ButtonRelease &&
561 e->type != MotionNotify) return FALSE;
563 /* find the button */
565 for (i = 0; i < self->n_buttons; ++i)
566 if (self->button[i].window ==
567 (e->type == MotionNotify ? e->xmotion.window : e->xbutton.window))
569 but = &self->button[i];
572 if (!but) return FALSE;
574 if (e->type == ButtonPress) {
575 ObPromptElement *oldfocus;
577 oldfocus = self->focus;
582 if (oldfocus != but) render_button(self, oldfocus);
583 render_button(self, but);
585 else if (e->type == ButtonRelease) {
587 if (self->func) self->func(self, but->result, self->data);
591 else if (e->type == MotionNotify) {
594 press = (e->xmotion.x >= 0 && e->xmotion.y >= 0 &&
595 e->xmotion.x < but->width && e->xmotion.y < but->height);
597 if (press != but->pressed) {
598 but->pressed = press;
599 render_button(self, but);
605 void prompt_cancel(ObPrompt *self)
607 if (self->func) self->func(self, self->cancel_result, self->data);
611 static void prompt_show_message_cb(ObPrompt *p, int res, gpointer data)
613 prompt_msg_list = g_list_remove(prompt_msg_list, p);
617 void prompt_show_message(const gchar *msg, const gchar *answer)
620 ObPromptAnswer ans[] = {
624 p = prompt_new(msg, ans, 1, 0, 0, prompt_show_message_cb, NULL);
625 prompt_msg_list = g_list_prepend(prompt_msg_list, p);
626 prompt_show(p, NULL, FALSE);