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.
24 #include "obt/display.h"
25 #include "obt/keyboard.h"
29 static GList *prompt_list = NULL;
31 /* we construct these */
32 static RrAppearance *prompt_a_button;
33 static RrAppearance *prompt_a_focus;
34 static RrAppearance *prompt_a_press;
35 /* we change the max width which would screw with others */
36 static RrAppearance *prompt_a_msg;
38 static void prompt_layout(ObPrompt *self);
39 static void render_all(ObPrompt *self);
40 static void render_button(ObPrompt *self, ObPromptElement *e);
42 void prompt_startup(gboolean reconfig)
44 RrColor *c_button, *c_focus, *c_press;
46 prompt_a_button = RrAppearanceCopy(ob_rr_theme->a_focused_unpressed_close);
47 prompt_a_focus = RrAppearanceCopy(ob_rr_theme->a_hover_focused_close);
48 prompt_a_press = RrAppearanceCopy(ob_rr_theme->a_focused_pressed_close);
50 c_button = prompt_a_button->texture[0].data.mask.color;
51 c_focus = prompt_a_focus->texture[0].data.mask.color;
52 c_press = prompt_a_press->texture[0].data.mask.color;
54 RrAppearanceRemoveTextures(prompt_a_button);
55 RrAppearanceRemoveTextures(prompt_a_focus);
56 RrAppearanceRemoveTextures(prompt_a_press);
58 RrAppearanceAddTextures(prompt_a_button, 1);
59 RrAppearanceAddTextures(prompt_a_focus, 1);
60 RrAppearanceAddTextures(prompt_a_press, 1);
62 /* totally cheating here.. */
63 prompt_a_button->texture[0] = ob_rr_theme->osd_hilite_label->texture[0];
64 prompt_a_focus->texture[0] = ob_rr_theme->osd_hilite_label->texture[0];
65 prompt_a_press->texture[0] = ob_rr_theme->osd_hilite_label->texture[0];
67 prompt_a_button->texture[0].data.text.justify = RR_JUSTIFY_CENTER;
68 prompt_a_focus->texture[0].data.text.justify = RR_JUSTIFY_CENTER;
69 prompt_a_press->texture[0].data.text.justify = RR_JUSTIFY_CENTER;
71 prompt_a_button->texture[0].data.text.color = c_button;
72 prompt_a_focus->texture[0].data.text.color = c_focus;
73 prompt_a_press->texture[0].data.text.color = c_press;
75 prompt_a_msg = RrAppearanceCopy(ob_rr_theme->osd_hilite_label);
76 prompt_a_msg->texture[0].data.text.flow = TRUE;
80 for (it = prompt_list; it; it = g_list_next(it)) {
81 ObPrompt *p = it->data;
88 void prompt_shutdown(gboolean reconfig)
90 RrAppearanceFree(prompt_a_button);
91 RrAppearanceFree(prompt_a_focus);
92 RrAppearanceFree(prompt_a_press);
93 RrAppearanceFree(prompt_a_msg);
96 ObPrompt* prompt_new(const gchar *msg,
97 const ObPromptAnswer *answers, gint n_answers,
98 gint default_result, gint cancel_result,
99 ObPromptCallback func, gpointer data)
102 XSetWindowAttributes attrib;
105 attrib.override_redirect = FALSE;
106 attrib.border_pixel = RrColorPixel(ob_rr_theme->osd_border_color);
108 self = g_new0(ObPrompt, 1);
112 self->default_result = default_result;
113 self->cancel_result = cancel_result;
114 self->super.type = OB_WINDOW_CLASS_PROMPT;
115 self->super.window = XCreateWindow(obt_display, obt_root(ob_screen),
116 0, 0, 1, 1, ob_rr_theme->obwidth,
117 CopyFromParent, InputOutput,
119 CWOverrideRedirect | CWBorderPixel,
122 /* make it a dialog type window */
123 OBT_PROP_SET32(self->super.window, NET_WM_WINDOW_TYPE, ATOM,
124 OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_DIALOG));
126 /* listen for key presses on the window */
127 self->event_mask = KeyPressMask;
129 /* we make a copy of this appearance for each prompt */
130 self->a_bg = RrAppearanceCopy(ob_rr_theme->osd_hilite_bg);
132 /* set up the text message widow */
133 self->msg.text = g_strdup(msg);
134 self->msg.window = XCreateWindow(obt_display, self->super.window,
136 CopyFromParent, InputOutput,
137 CopyFromParent, 0, NULL);
138 XMapWindow(obt_display, self->msg.window);
140 /* set up the buttons from the answers */
142 self->n_buttons = n_answers;
143 if (!self->n_buttons)
146 self->button = g_new0(ObPromptElement, self->n_buttons);
148 if (n_answers == 0) {
149 g_assert(self->n_buttons == 1); /* should be set to this above.. */
150 self->button[0].text = g_strdup(_("OK"));
153 g_assert(self->n_buttons > 0);
154 for (i = 0; i < self->n_buttons; ++i) {
155 self->button[i].text = g_strdup(answers[i].text);
156 self->button[i].result = answers[i].result;
160 for (i = 0; i < self->n_buttons; ++i) {
161 self->button[i].window = XCreateWindow(obt_display, self->super.window,
163 CopyFromParent, InputOutput,
164 CopyFromParent, 0, NULL);
165 XMapWindow(obt_display, self->button[i].window);
166 window_add(&self->button[i].window, PROMPT_AS_WINDOW(self));
168 /* listen for button presses on the buttons */
169 XSelectInput(obt_display, self->button[i].window,
170 ButtonPressMask | ButtonReleaseMask | ButtonMotionMask);
173 prompt_list = g_list_prepend(prompt_list, self);
178 void prompt_ref(ObPrompt *self)
183 void prompt_unref(ObPrompt *self)
185 if (self && --self->ref == 0) {
188 prompt_list = g_list_remove(prompt_list, self);
190 for (i = 0; i < self->n_buttons; ++i) {
191 window_remove(self->button[i].window);
192 XDestroyWindow(obt_display, self->button[i].window);
195 XDestroyWindow(obt_display, self->msg.window);
197 RrAppearanceFree(self->a_bg);
199 XDestroyWindow(obt_display, self->super.window);
204 static void prompt_layout(ObPrompt *self)
208 gint allbuttonsw, allbuttonsh, buttonx;
212 const gint OUTSIDE_MARGIN = 4;
213 const gint MSG_BUTTON_SEPARATION = 4;
214 const gint BUTTON_SEPARATION = 4;
215 const gint BUTTON_VMARGIN = 4;
216 const gint BUTTON_HMARGIN = 12;
217 const gint MAX_WIDTH = 600;
219 RrMargins(self->a_bg, &l, &t, &r, &b);
226 Rect *area = screen_physical_area_all_monitors();
227 maxw = MIN(MAX_WIDTH, area->width*4/5);
231 /* find the button sizes and how much space we need for them */
232 allbuttonsw = allbuttonsh = 0;
233 for (i = 0; i < self->n_buttons; ++i) {
236 prompt_a_button->texture[0].data.text.string = self->button[i].text;
237 prompt_a_focus->texture[0].data.text.string = self->button[i].text;
238 prompt_a_press->texture[0].data.text.string = self->button[i].text;
239 RrMinSize(prompt_a_button, &bw, &bh);
240 self->button[i].width = bw;
241 self->button[i].height = bh;
242 RrMinSize(prompt_a_focus, &bw, &bh);
243 self->button[i].width = MAX(self->button[i].width, bw);
244 self->button[i].height = MAX(self->button[i].height, bh);
245 RrMinSize(prompt_a_press, &bw, &bh);
246 self->button[i].width = MAX(self->button[i].width, bw);
247 self->button[i].height = MAX(self->button[i].height, bh);
249 self->button[i].width += BUTTON_HMARGIN * 2;
250 self->button[i].height += BUTTON_VMARGIN * 2;
252 allbuttonsw += self->button[i].width + (i > 0 ? BUTTON_SEPARATION : 0);
253 allbuttonsh = MAX(allbuttonsh, self->button[i].height);
256 self->msg_wbound = MAX(allbuttonsw, maxw);
258 /* measure the text message area */
259 prompt_a_msg->texture[0].data.text.string = self->msg.text;
260 prompt_a_msg->texture[0].data.text.maxwidth = self->msg_wbound;
261 RrMinSize(prompt_a_msg, &self->msg.width, &self->msg.height);
263 /* width and height inside the outer margins */
264 w = MAX(self->msg.width, allbuttonsw);
265 h = self->msg.height + MSG_BUTTON_SEPARATION + allbuttonsh;
267 /* position the text message */
268 self->msg.x = l + (w - self->msg.width) / 2;
271 /* position the button buttons on the right of the dialog */
273 for (i = self->n_buttons - 1; i >= 0; --i) {
274 self->button[i].x = buttonx - self->button[i].width;
275 buttonx -= self->button[i].width + BUTTON_SEPARATION;
276 self->button[i].y = t + h - allbuttonsh;
277 self->button[i].y += (allbuttonsh - self->button[i].height) / 2;
280 /* size and position the toplevel window */
281 self->width = w + l + r;
282 self->height = h + t + b;
284 /* move and resize the actual windows */
285 XResizeWindow(obt_display, self->super.window, self->width, self->height);
286 XMoveResizeWindow(obt_display, self->msg.window,
287 self->msg.x, self->msg.y,
288 self->msg.width, self->msg.height);
289 for (i = 0; i < self->n_buttons; ++i)
290 XMoveResizeWindow(obt_display, self->button[i].window,
291 self->button[i].x, self->button[i].y,
292 self->button[i].width, self->button[i].height);
295 static void render_button(ObPrompt *self, ObPromptElement *e)
299 if (e->pressed) a = prompt_a_press;
300 else if (self->focus == e) a = prompt_a_focus;
301 else a = prompt_a_button;
303 a->surface.parent = self->a_bg;
304 a->surface.parentx = e->x;
305 a->surface.parentx = e->y;
307 a->texture[0].data.text.string = e->text;
308 RrPaint(a, e->window, e->width, e->height);
311 static void render_all(ObPrompt *self)
315 RrPaint(self->a_bg, self->super.window, self->width, self->height);
317 prompt_a_msg->surface.parent = self->a_bg;
318 prompt_a_msg->surface.parentx = self->msg.x;
319 prompt_a_msg->surface.parenty = self->msg.y;
321 prompt_a_msg->texture[0].data.text.string = self->msg.text;
322 prompt_a_msg->texture[0].data.text.maxwidth = self->msg_wbound;
323 RrPaint(prompt_a_msg, self->msg.window, self->msg.width, self->msg.height);
325 for (i = 0; i < self->n_buttons; ++i)
326 render_button(self, &self->button[i]);
329 void prompt_show(ObPrompt *self, ObClient *parent)
335 /* activate the prompt */
336 OBT_PROP_MSG(ob_screen, self->super.window, NET_ACTIVE_WINDOW,
337 1, /* from an application.. */
344 /* set the focused button (if not found then the first button is used) */
345 self->focus = &self->button[0];
346 for (i = 0; i < self->n_buttons; ++i)
347 if (self->button[i].result == self->default_result) {
348 self->focus = &self->button[i];
352 /* you can't resize the prompt */
353 hints.flags = PMinSize | PMaxSize;
354 hints.min_width = hints.max_width = self->width;
355 hints.min_height = hints.max_height = self->height;
356 XSetWMNormalHints(obt_display, self->super.window, &hints);
358 XSetTransientForHint(obt_display, self->super.window,
359 (parent ? parent->window : 0));
361 /* set up the dialog and render it */
365 client_manage(self->super.window, self);
370 void prompt_hide(ObPrompt *self)
372 XUnmapWindow(obt_display, self->super.window);
373 self->mapped = FALSE;
376 gboolean prompt_key_event(ObPrompt *self, XEvent *e)
381 if (e->type != KeyPress) return FALSE;
383 shift_mask = obt_keyboard_modkey_to_modmask(OBT_KEYBOARD_MODKEY_SHIFT);
384 shift = !!(e->xkey.state & shift_mask);
386 /* only accept shift */
387 if (e->xkey.state != 0 && e->xkey.state != shift_mask)
390 if (e->xkey.keycode == ob_keycode(OB_KEY_ESCAPE))
392 else if (e->xkey.keycode == ob_keycode(OB_KEY_RETURN) ||
393 e->xkey.keycode == ob_keycode(OB_KEY_SPACE))
395 if (self->func) self->func(self, self->focus->result, self->data);
398 else if (e->xkey.keycode == ob_keycode(OB_KEY_TAB) ||
399 e->xkey.keycode == ob_keycode(OB_KEY_LEFT) ||
400 e->xkey.keycode == ob_keycode(OB_KEY_RIGHT))
404 ObPromptElement *oldfocus;
406 left = e->xkey.keycode == ob_keycode(OB_KEY_LEFT) ||
407 (e->xkey.keycode == ob_keycode(OB_KEY_TAB) && shift);
408 oldfocus = self->focus;
410 for (i = 0; i < self->n_buttons; ++i)
411 if (self->focus == &self->button[i]) break;
412 i += (left ? -1 : 1);
413 if (i < 0) i = self->n_buttons - 1;
414 else if (i >= self->n_buttons) i = 0;
415 self->focus = &self->button[i];
417 if (oldfocus != self->focus) render_button(self, oldfocus);
418 render_button(self, self->focus);
423 gboolean prompt_mouse_event(ObPrompt *self, XEvent *e)
426 ObPromptElement *but;
428 if (e->type != ButtonPress && e->type != ButtonRelease &&
429 e->type != MotionNotify) return FALSE;
431 /* find the button */
433 for (i = 0; i < self->n_buttons; ++i)
434 if (self->button[i].window ==
435 (e->type == MotionNotify ? e->xmotion.window : e->xbutton.window))
437 but = &self->button[i];
440 if (!but) return FALSE;
442 if (e->type == ButtonPress) {
443 ObPromptElement *oldfocus;
445 oldfocus = self->focus;
450 if (oldfocus != but) render_button(self, oldfocus);
451 render_button(self, but);
453 else if (e->type == ButtonRelease) {
455 if (self->func) self->func(self, but->result, self->data);
459 else if (e->type == MotionNotify) {
462 press = (e->xmotion.x >= 0 && e->xmotion.y >= 0 &&
463 e->xmotion.x < but->width && e->xmotion.y < but->height);
465 if (press != but->pressed) {
466 but->pressed = press;
467 render_button(self, but);
473 void prompt_cancel(ObPrompt *self)
475 if (self->func) self->func(self, self->cancel_result, self->data);