cinelerra-5.1/guicast/bcmenuitem.C

   1
   2 /*
   3  * CINELERRA
   4  * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
   5  *
   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.
  10  *
  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.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  *
  20  */
  21
  22 #include "bcmenubar.h"
  23 #include "bcmenuitem.h"
  24 #include "bcmenupopup.h"
  25 #include "bcpixmap.h"
  26 #include "bcpopup.h"
  27 #include "bcpopupmenu.h"
  28 #include "bcresources.h"
  29 #include "bcsignals.h"
  30 #include "bcwindowbase.h"
  31 #include "bccolors.h"
  32
  33 #include <string.h>
  34
  35
  36 #define MENUITEM_UP 0
  37 #define MENUITEM_HI 1
  38 #define MENUITEM_DN 2
  39
  40
  41 #define MENUITEM_MARGIN 2
  42
  43 // ================================ Menu Item ==================================
  44
  45 BC_MenuItem::BC_MenuItem(const char *text, const char *hotkey_text, int hotkey)
  46 {
  47         reset();
  48
  49         if(text) set_text(text);
  50         if(hotkey_text) set_hotkey_text(hotkey_text);
  51
  52         this->hotkey = hotkey;
  53         checked = 0;
  54         highlighted = 0;
  55         down = 0;
  56         submenu = 0;
  57         shift_hotkey = 0;
  58         alt_hotkey = 0;
  59         ctrl_hotkey = 0;
  60         menu_popup = 0;
  61 }
  62
  63 BC_MenuItem::~BC_MenuItem()
  64 {
  65         if(text) delete [] text;
  66         text = 0;
  67         if(hotkey_text) delete [] hotkey_text;
  68         hotkey_text = 0;
  69         if(submenu) delete submenu;
  70         submenu = 0;
  71         if(menu_popup)
  72                 menu_popup->remove_item(this);
  73 }
  74
  75 void BC_MenuItem::reset()
  76 {
  77         text = new char[1];
  78         hotkey_text = new char[1];
  79         text[0] = 0;
  80         hotkey_text[0] = 0;
  81         icon = 0;
  82 }
  83
  84 int BC_MenuItem::initialize(BC_WindowBase *top_level, BC_MenuBar *menu_bar, BC_MenuPopup *menu_popup)
  85 {
  86         this->top_level = top_level;
  87         this->menu_popup = menu_popup;
  88         this->menu_bar = menu_bar;
  89         return 0;
  90 }
  91
  92 int BC_MenuItem::set_checked(int value)
  93 {
  94         this->checked = value;
  95         return 0;
  96 }
  97
  98 int BC_MenuItem::get_checked()
  99 {
 100         return checked;
 101 }
 102
 103 void BC_MenuItem::set_icon(BC_Pixmap *icon)
 104 {
 105         this->icon = icon;
 106 }
 107
 108 BC_Pixmap* BC_MenuItem::get_icon()
 109 {
 110         return icon;
 111 }
 112
 113 void BC_MenuItem::set_text(const char *text)
 114 {
 115         if(this->text) delete [] this->text;
 116         this->text = new char[strlen(text) + 1];
 117         strcpy(this->text, text);
 118 }
 119
 120 void BC_MenuItem::set_hotkey_text(const char *text)
 121 {
 122         if(this->hotkey_text) delete [] this->hotkey_text;
 123         this->hotkey_text = new char[strlen(text) + 1];
 124         strcpy(this->hotkey_text, text);
 125 }
 126
 127 int BC_MenuItem::deactivate_submenus(BC_MenuPopup *exclude)
 128 {
 129         if(submenu && submenu != exclude)
 130         {
 131                 submenu->deactivate_submenus(exclude);
 132                 submenu->deactivate_menu();
 133                 submenu->popup_menu = 0;
 134                 highlighted = 0;
 135         }
 136         return 0;
 137 }
 138
 139 int BC_MenuItem::activate_submenu()
 140 {
 141         int new_x, new_y;
 142         if(menu_popup->popup && submenu && !submenu->popup)
 143         {
 144                 Window tempwin;
 145                 XTranslateCoordinates(top_level->display,
 146                         menu_popup->get_popup()->win,
 147                         top_level->rootwin,
 148                         0,
 149                         y,
 150                         &new_x,
 151                         &new_y,
 152                         &tempwin);
 153                 submenu->popup_menu = menu_popup->popup_menu;
 154                 submenu->activate_menu(new_x + 5, new_y, menu_popup->w - 10, h, 0, 0);
 155                 highlighted = 1;
 156         }
 157         return 0;
 158 }
 159
 160
 161 int BC_MenuItem::dispatch_button_press()
 162 {
 163         int result = 0;
 164
 165         if(submenu)
 166         {
 167                 result = submenu->dispatch_button_press();
 168         }
 169
 170         if(!result && menu_popup->get_popup()->is_event_win())
 171         {
 172                 if(top_level->cursor_x >= 0 && top_level->cursor_x < menu_popup->get_w() &&
 173                         top_level->cursor_y >= y && top_level->cursor_y < y + h)
 174                 {
 175                         if(!highlighted)
 176                         {
 177                                 highlighted = 1;
 178                         }
 179                         result = 1;
 180                 }
 181                 else
 182                 if(highlighted)
 183                 {
 184                         highlighted = 0;
 185                         result = 1;
 186                 }
 187         }
 188
 189         return result;
 190 }
 191
 192 int BC_MenuItem::dispatch_button_release(int &redraw)
 193 {
 194         int result = 0;
 195
 196         if(!strcmp(text, "-")) return 0;
 197
 198         if(submenu)
 199         {
 200                 result = submenu->dispatch_button_release();
 201         }
 202
 203         if( !result && menu_popup->cursor_inside() ) {
 204                 int cursor_x, cursor_y;
 205                 menu_popup->get_popup()->get_relative_cursor(cursor_x, cursor_y);
 206                 if( cursor_x >= 0 && cursor_x < menu_popup->get_w() &&
 207                         cursor_y >= y && cursor_y < y + h ) {
 208                         if(menu_bar)
 209                                 menu_bar->deactivate();
 210                         else
 211                                 menu_popup->popup_menu->deactivate();
 212
 213                         if(!handle_event() && menu_popup && menu_popup->popup_menu)
 214                         {
 215                                 menu_popup->popup_menu->set_text(text);
 216                                 menu_popup->popup_menu->handle_event();
 217                         }
 218                         return 1;
 219                 }
 220         }
 221         return 0;
 222 }
 223
 224 int BC_MenuItem::dispatch_motion_event(int &redraw)
 225 {
 226         int result = 0;
 227
 228         if(submenu)
 229         {
 230                 result = submenu->dispatch_motion_event();
 231         }
 232
 233         if( !result && menu_popup->cursor_inside() ) {
 234                 int cursor_x, cursor_y;
 235                 menu_popup->get_popup()->get_relative_cursor(cursor_x, cursor_y);
 236                 if( cursor_x >= 0 && cursor_x < menu_popup->get_w() &&
 237                         cursor_y >= y && cursor_y < y + h) {
 238 // Highlight the item
 239                         if(!highlighted)
 240                         {
 241 // Deactivate submenus in the parent menu excluding this one.
 242                                 menu_popup->deactivate_submenus(submenu);
 243                                 highlighted = 1;
 244                                 if(submenu) activate_submenu();
 245                                 redraw = 1;
 246                         }
 247                         result = 1;
 248                 }
 249                 else
 250                 if(highlighted)
 251                 {
 252                         highlighted = 0;
 253                         result = 1;
 254                         redraw = 1;
 255                 }
 256         }
 257         return result;
 258 }
 259
 260 int BC_MenuItem::dispatch_translation_event()
 261 {
 262         if(submenu)
 263                 submenu->dispatch_translation_event();
 264         return 0;
 265 }
 266
 267 int BC_MenuItem::dispatch_cursor_leave()
 268 {
 269         int result = 0;
 270         if(submenu)
 271         {
 272                 result = submenu->dispatch_cursor_leave();
 273         }
 274
 275         if(!result && highlighted && menu_popup->get_popup()->is_event_win())
 276         {
 277                 highlighted = 0;
 278                 return 1;
 279         }
 280         return 0;
 281 }
 282
 283 int BC_MenuItem::dispatch_key_press()
 284 {
 285         int result = 0;
 286         if(submenu)
 287         {
 288                 result = submenu->dispatch_key_press();
 289         }
 290
 291         if(!result)
 292         {
 293
 294                 if(top_level->get_keypress() == hotkey &&
 295                         shift_hotkey == top_level->shift_down() &&
 296                         alt_hotkey == top_level->alt_down() &&
 297                         ctrl_hotkey == top_level->ctrl_down())
 298                 {
 299                         result = 1;
 300                         handle_event();
 301                 }
 302         }
 303         return result;
 304 }
 305
 306
 307 int BC_MenuItem::draw()
 308 {
 309         int text_line = top_level->get_text_descent(MEDIUMFONT);
 310         BC_Resources *resources = top_level->get_resources();
 311
 312         if(!strcmp(text, "-"))
 313         {
 314                 menu_popup->get_popup()->set_color(DKGREY);
 315                 menu_popup->get_popup()->draw_line(5, y + h / 2, menu_popup->get_w() - 5, y + h / 2);
 316                 menu_popup->get_popup()->set_color(LTGREY);
 317                 menu_popup->get_popup()->draw_line(5, y + h / 2 + 1, menu_popup->get_w() - 5, y + h / 2 + 1);
 318         }
 319         else
 320         {
 321                 int offset = 0;
 322                 if(highlighted)
 323                 {
 324                         int y = this->y;
 325                         //int w = menu_popup->get_w() - 4;
 326                         int h = this->h;
 327
 328 // Button down
 329                         if(top_level->get_button_down() && !submenu)
 330                         {
 331                                 if(menu_popup->item_bg[MENUITEM_DN])
 332                                 {
 333 //                                      menu_popup->get_popup()->draw_9segment(MENUITEM_MARGIN,
 334 //                                              y,
 335 //                                              menu_popup->get_w() - MENUITEM_MARGIN * 2,
 336 //                                              h,
 337 //                                              menu_popup->item_bg[MENUITEM_DN]);
 338                                         menu_popup->get_popup()->draw_3segmenth(MENUITEM_MARGIN,
 339                                                 y,
 340                                                 menu_popup->get_w() - MENUITEM_MARGIN * 2,
 341                                                 menu_popup->item_bg[MENUITEM_DN]);
 342                                 }
 343                                 else
 344                                 {
 345                                         menu_popup->get_popup()->draw_3d_box(MENUITEM_MARGIN,
 346                                                 y,
 347                                                 menu_popup->get_w() - MENUITEM_MARGIN * 2,
 348                                                 h,
 349                                                 resources->menu_shadow,
 350                                                 BLACK,
 351                                                 resources->menu_down,
 352                                                 resources->menu_down,
 353                                                 resources->menu_light);
 354                                 }
 355                                 offset = 1;
 356                         }
 357                         else
 358 // Highlighted
 359                         {
 360                                 if(menu_popup->item_bg[MENUITEM_HI])
 361                                 {
 362 //                                      menu_popup->get_popup()->draw_9segment(MENUITEM_MARGIN,
 363 //                                              y,
 364 //                                              menu_popup->get_w() - MENUITEM_MARGIN * 2,
 365 //                                              h,
 366 //                                              menu_popup->item_bg[MENUITEM_HI]);
 367                                         menu_popup->get_popup()->draw_3segmenth(MENUITEM_MARGIN,
 368                                                 y,
 369                                                 menu_popup->get_w() - MENUITEM_MARGIN * 2,
 370                                                 menu_popup->item_bg[MENUITEM_HI]);
 371                                 }
 372                                 else
 373                                 {
 374                                         menu_popup->get_popup()->set_color(resources->menu_highlighted);
 375                                         menu_popup->get_popup()->draw_box(MENUITEM_MARGIN,
 376                                                 y,
 377                                                 menu_popup->get_w() - MENUITEM_MARGIN * 2,
 378                                                 h);
 379                                 }
 380                         }
 381                         menu_popup->get_popup()->set_color(resources->menu_highlighted_fontcolor);
 382                 }
 383                 else
 384                   {
 385                 menu_popup->get_popup()->set_color(resources->menu_item_text);
 386                   }
 387                 if(checked)
 388                 {
 389 //                      menu_popup->get_popup()->draw_check(10 + offset, y + 2 + offset);
 390                         menu_popup->get_popup()->draw_pixmap(menu_popup->check,
 391                                 offset,
 392                                 y + (this->h - menu_popup->check->get_h()) / 2 + offset);
 393                         menu_popup->get_popup()->set_font(MEDIUMFONT);
 394                         menu_popup->get_popup()->draw_text(menu_popup->check->get_w() + offset,
 395                                 y + h - text_line - 2 + offset,
 396                                 text);
 397                         menu_popup->get_popup()->draw_text(menu_popup->get_key_x() + offset,
 398                                 y + h - text_line - 2 + offset,
 399                                 hotkey_text);
 400                 }
 401                 else
 402                 {
 403                         menu_popup->get_popup()->set_font(MEDIUMFONT);
 404                         menu_popup->get_popup()->draw_text(10 + offset, y + h - text_line - 2 + offset, text);
 405                         menu_popup->get_popup()->draw_text(menu_popup->get_key_x() + offset, y + h - text_line - 2 + offset, hotkey_text);
 406                 }
 407         }
 408         return 0;
 409 }
 410
 411
 412 int BC_MenuItem::add_submenu(BC_SubMenu *submenu)
 413 {
 414         this->submenu = submenu;
 415         submenu->initialize(top_level, menu_bar, 0, this, 0);
 416         return 0;
 417 }
 418
 419 BC_SubMenu* BC_MenuItem::get_submenu()
 420 {
 421         return submenu;
 422 }
 423
 424 char* BC_MenuItem::get_text()
 425 {
 426         return text;
 427 }
 428
 429 BC_WindowBase* BC_MenuItem::get_top_level()
 430 {
 431         return top_level;
 432 }
 433
 434 BC_PopupMenu* BC_MenuItem::get_popup_menu()
 435 {
 436         return menu_popup->popup_menu;
 437 }
 438
 439 int BC_MenuItem::set_shift(int value)
 440 {
 441         shift_hotkey = value;
 442         return 0;
 443 }
 444
 445 int BC_MenuItem::set_alt(int value)
 446 {
 447         alt_hotkey = value;
 448         return 0;
 449 }
 450
 451 void BC_MenuItem::set_ctrl(int value)
 452 {
 453         ctrl_hotkey = value;
 454 }
 455