1 /*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
3 *
4 * Copyright 2014 Olaf Wintermann. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include <stdio.h>
30 #include <stdlib.h>
31 #include <inttypes.h>
32 #include <QMenuBar>
33 #include <QAction>
34
35 #include "menu.h"
36 #include "toolkit.h"
37 #include "../common/context.h"
38 #include "../ui/properties.h"
39 #include "../ui/window.h"
40 #include "stock.h"
41 #include "container.h"
42
43 static UcxList *menus;
44 static UcxList *current;
45
46 /* -------------------------- UiMenu -------------------------- */
47
48 UiMenu::UiMenu(char* label) {
49 this->items = NULL;
50 this->label = label;
51 }
52
53 void UiMenu::addMenuItem(UiMenuItemI* item) {
54 items = ucx_list_append(items, item);
55 }
56
57 void UiMenu::addTo(UiObject *obj, QMenuBar *menubar, QMenu *menu) {
58 QMenu *m = NULL;
59 if(menubar) {
60 m = menubar->addMenu(label);
61 } else {
62 m = menu->addMenu(label);
63 }
64
65 UCX_FOREACH(elm, items) {
66 UiMenuItemI *item = (UiMenuItemI*)elm->data;
67 item->addTo(obj, NULL, m);
68 }
69 }
70
71
72 /* -------------------------- UiMenuItem -------------------------- */
73
74 UiMenuItem::UiMenuItem(char* label, ui_callback f, void* userdata) {
75 this->label = label;
76 this->callback = f;
77 this->userdata = userdata;
78 this->groups = NULL;
79 }
80
81 void UiMenuItem::addGroup(int group) {
82 groups = ucx_list_append(groups, (void*)(intptr_t)group);
83 }
84
85 void UiMenuItem::setCheckable(bool c) {
86 checkable = c;
87 }
88
89 void UiMenuItem::addTo(UiObject *obj, QMenuBar *menubar, QMenu *menu) {
90 QString str = QString::fromUtf8(label);
91 UiAction *action = new UiAction(obj, str, callback, userdata);
92 action->setCheckable(checkable);
93 if(checkable) {
94 action->setChecked(false);
95 }
96 menu->addAction(action);
97 QObject::connect(action, SIGNAL(triggered()), action, SLOT(trigger()));
98 }
99
100
101 /* -------------------------- UiStMenuItem -------------------------- */
102
103 UiStMenuItem::UiStMenuItem(char* stockid, ui_callback f, void* userdata) {
104 this->stockid = stockid;
105 this->callback = f;
106 this->userdata = userdata;
107 this->groups = NULL;
108 }
109
110 void UiStMenuItem::addGroup(int group) {
111 groups = ucx_list_append(groups, (void*)(intptr_t)group);
112 }
113
114 void UiStMenuItem::addTo(UiObject *obj, QMenuBar *menubar, QMenu *menu) {
115 UiStockItem *stockItem = ui_get_stock_item(stockid);
116
117 QString str = QString::fromUtf8(stockItem->label);
118 UiAction *action = new UiAction(obj, str, callback, userdata);
119 action->setIcon(QIcon::fromTheme(stockItem->icon_name));
120 action->setIconVisibleInMenu(true);
121 menu->addAction(action);
122 //UiEventWrapper *ev = new UiEventWrapper(callback, userdata);
123 QObject::connect(action, SIGNAL(triggered()), action, SLOT(trigger()));
124 }
125
126
127 /* -------------------------- UiMenuSeparator -------------------------- */
128
129 void UiMenuSeparator::addTo(UiObject* obj, QMenuBar* menubar, QMenu* menu) {
130 menu->addSeparator();
131 }
132
133
134 /* -------------------------- UiCheckItemNV -------------------------- */
135
136 UiCheckItemNV::UiCheckItemNV(char* label, char* varname) {
137 this->label = label;
138 this->varname = varname;
139 }
140
141 void UiCheckItemNV::addTo(UiObject* obj, QMenuBar* menubar, QMenu* menu) {
142 QString str = QString::fromUtf8(label);
143 UiAction *action = new UiAction(obj, str, NULL, NULL);
144 action->setCheckable(true);
145 menu->addAction(action);
146 QObject::connect(action, SIGNAL(triggered()), action, SLOT(trigger()));
147
148 UiVar *var = uic_connect_var(obj->ctx, varname, UI_VAR_INTEGER);
149 if(var) {
150 UiInteger *value = (UiInteger*)var->value;
151 action->setChecked(value->value);
152 value->obj = action;
153 value->get = ui_checkitem_get;
154 value->set = ui_checkitem_set;
155 value = 0;
156 } else {
157 // TODO: error
158 }
159 }
160
161
162 /* -------------------------- UiAction -------------------------- */
163
164 UiAction::UiAction(UiObject *obj, QString &label, ui_callback f, void* userdata) : QAction(label, NULL) {
165 //QAction(label, NULL);
166 this->obj = obj;
167 this->callback = f;
168 this->userdata = userdata;
169 }
170
171 void UiAction::trigger() {
172 if(!callback) {
173 return;
174 }
175
176 UiEvent e;
177 e.obj = obj;
178 e.window = obj->window;
179 e.document = obj->ctx->document;
180 e.eventdata = NULL;
181
182 if(isCheckable()) {
183 e.intval = isChecked();
184 } else {
185 e.intval = 0;
186 }
187
188 callback(&e, userdata);
189 }
190
191
192 void ui_menu(char *label) {
193 // free current menu hierarchy
194 ucx_list_free(current);
195
196 // create menu
197 UiMenu *menu = new UiMenu(label);
198
199 current = ucx_list_prepend(NULL, menu);
200 menus = ucx_list_append(menus, menu);
201 }
202
203 void ui_submenu(char *label) {
204 UiMenu *menu = new UiMenu(label);
205
206 // add submenu to current menu
207 UiMenu *cm = (UiMenu*)current->data;
208 cm->addMenuItem(menu);
209
210 // set the submenu to current menu
211 current = ucx_list_prepend(current, menu);
212 }
213
214 void ui_submenu_end() {
215 if(ucx_list_size(current) < 2) {
216 return;
217 }
218 current = ucx_list_remove(current, current);
219 //UcxList *c = current;
220 }
221
222
223 void ui_menuitem(char *label, ui_callback f, void *userdata) {
224 ui_menuitem_gr(label, f, userdata, -1);
225 }
226
227 void ui_menuitem_st(char *stockid, ui_callback f, void *userdata) {
228 ui_menuitem_stgr(stockid, f, userdata, -1);
229 }
230
231 void ui_menuitem_gr(char *label, ui_callback f, void *userdata, ...) {
232 if(!current) {
233 return;
234 }
235
236 UiMenuItem *item = new UiMenuItem(label, f, userdata);
237
238 // add groups
239 va_list ap;
240 va_start(ap, userdata);
241 int group;
242 while((group = va_arg(ap, int)) != -1) {
243 item->addGroup(group);
244 }
245 va_end(ap);
246
247 UiMenu *cm = (UiMenu*)current->data;
248 cm->addMenuItem(item);
249 }
250
251 void ui_menuitem_stgr(char *stockid, ui_callback f, void *userdata, ...) {
252 if(!current) {
253 return;
254 }
255
256 UiStMenuItem *item = new UiStMenuItem(stockid, f, userdata);
257
258 // add groups
259 va_list ap;
260 va_start(ap, userdata);
261 int group;
262 while((group = va_arg(ap, int)) != -1) {
263 item->addGroup(group);
264 }
265 va_end(ap);
266
267 UiMenu *cm = (UiMenu*)current->data;
268 cm->addMenuItem(item);
269 }
270
271 void ui_menuseparator() {
272 if(!current) {
273 return;
274 }
275
276 UiMenuSeparator *item = new UiMenuSeparator();
277 UiMenu *cm = (UiMenu*)current->data;
278 cm->addMenuItem(item);
279 }
280
281 void ui_checkitem(char *label, ui_callback f, void *userdata) {
282 if(!current) {
283 return;
284 }
285
286 UiMenuItem *item = new UiMenuItem(label, f, userdata);
287 item->setCheckable(true);
288
289 UiMenu *cm = (UiMenu*)current->data;
290 cm->addMenuItem(item);
291 }
292
293 void ui_checkitem_nv(char *label, char *vname) {
294 if(!current) {
295 return;
296 }
297
298 UiCheckItemNV *item = new UiCheckItemNV(label, vname);
299
300 UiMenu *cm = (UiMenu*)current->data;
301 cm->addMenuItem(item);
302 }
303
304 void ui_menuitem_list(UiList *items, ui_callback f, void *userdata) {
305
306 }
307
308 void ui_add_menus(UiObject *obj, QMainWindow *window) {
309 QMenuBar *mb = window->menuBar();
310
311 UCX_FOREACH(elm, menus) {
312 UiMenu *menu = (UiMenu*)elm->data;
313 menu->addTo(obj, mb, NULL);
314 }
315 }
316
317 int ui_checkitem_get(UiInteger *i) {
318 QAction *action = (QAction*)i->obj;
319 i->value = action->isChecked();
320 return i->value;
321 }
322
323 void ui_checkitem_set(UiInteger *i, int value) {
324 QAction *action = (QAction*)i->obj;
325 i->value = value;
326 action->setChecked(value);
327 }
328
329
330 /*
331 * widget menu functions
332 */
333
334 UiContextMenuHandler::UiContextMenuHandler(QWidget *widget, QMenu* menu) {
335 this->widget = widget;
336 this->menu = menu;
337 }
338
339 void UiContextMenuHandler::contextMenuEvent(const QPoint & pos) {
340 menu->popup(widget->mapToGlobal(pos));
341 }
342 UIMENU ui_contextmenu(UiObject *obj) {
343 UiContainer *ct = uic_get_current_container(obj);
344 return ui_contextmenu_w(obj, ct->current);
345 }
346
347 UIMENU ui_contextmenu_w(UiObject *obj, UIWIDGET widget) {
348 UiContainer *ct = uic_get_current_container(obj);
349
350 QMenu *menu = new QMenu(widget);
351 widget->setContextMenuPolicy(Qt::CustomContextMenu);
352
353 UiContextMenuHandler *handler = new UiContextMenuHandler(widget, menu);
354 QObject::connect(
355 widget,
356 SIGNAL(customContextMenuRequested(QPoint)),
357 handler,
358 SLOT(contextMenuEvent(QPoint)));
359
360 ct->menu = menu;
361
362 return menu;
363 }
364
365 void ui_contextmenu_popup(UIMENU menu) {
366
367 }
368
369 void ui_widget_menuitem(UiObject *obj, char *label, ui_callback f, void *userdata) {
370 ui_widget_menuitem_gr(obj, label, f, userdata, -1);
371 }
372
373 void ui_widget_menuitem_gr(UiObject *obj, char *label, ui_callback f, void *userdata, ...) {
374 UiContainer *ct = uic_get_current_container(obj);
375 if(!ct->menu) {
376 return;
377 }
378
379 // add groups
380 UcxList *groups = NULL;
381 va_list ap;
382 va_start(ap, userdata);
383 int group;
384 while((group = va_arg(ap, int)) != -1) {
385 ucx_list_append(groups, (void*)(intptr_t)group);
386 }
387 va_end(ap);
388
389 // create menuitem
390 QString str = QString::fromUtf8(label);
391 UiAction *action = new UiAction(obj, str, f, userdata);
392 ct->menu->addAction(action);
393 QObject::connect(action, SIGNAL(triggered()), action, SLOT(trigger()));
394 }
395
396 void ui_widget_menuitem_st(UiObject *obj, char *stockid, ui_callback f, void *userdata) {
397 ui_widget_menuitem_stgr(obj, stockid, f, userdata, -1);
398 }
399
400 void ui_widget_menuitem_stgr(UiObject *obj, char *stockid, ui_callback f, void *userdata, ...) {
401 UiContainer *ct = uic_get_current_container(obj);
402 if(!ct->menu) {
403 return;
404 }
405
406 // add groups
407 UcxList *groups = NULL;
408 va_list ap;
409 va_start(ap, userdata);
410 int group;
411 while((group = va_arg(ap, int)) != -1) {
412 ucx_list_append(groups, (void*)(intptr_t)group);
413 }
414 va_end(ap);
415
416 // create menuitem
417 UiStockItem *stockItem = ui_get_stock_item(stockid);
418
419 QString str = QString::fromUtf8(stockItem->label);
420 UiAction *action = new UiAction(obj, str, f, userdata);
421 action->setIcon(QIcon::fromTheme(stockItem->icon_name));
422 action->setIconVisibleInMenu(true);
423 ct->menu->addAction(action);
424 QObject::connect(action, SIGNAL(triggered()), action, SLOT(trigger()));
425 }
426