adamdunkels | ca9ddcb | 2003-03-19 14:13:31 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2002, Adam Dunkels. |
| 3 | * All rights reserved. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions |
| 7 | * are met: |
| 8 | * 1. Redistributions of source code must retain the above copyright |
| 9 | * notice, this list of conditions and the following disclaimer. |
| 10 | * 2. Redistributions in binary form must reproduce the above |
| 11 | * copyright notice, this list of conditions and the following |
| 12 | * disclaimer in the documentation and/or other materials provided |
| 13 | * with the distribution. |
| 14 | * 3. All advertising materials mentioning features or use of this |
| 15 | * software must display the following acknowledgement: |
| 16 | * This product includes software developed by Adam Dunkels. |
| 17 | * 4. The name of the author may not be used to endorse or promote |
| 18 | * products derived from this software without specific prior |
| 19 | * written permission. |
| 20 | * |
| 21 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS |
| 22 | * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| 23 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
| 25 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE |
| 27 | * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 28 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 29 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| 30 | * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| 31 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 32 | * |
| 33 | * This file is part of the "ctk" console GUI toolkit for cc65 |
| 34 | * |
adamdunkels | d07a542 | 2003-04-05 12:22:35 +0000 | [diff] [blame^] | 35 | * $Id: ctk.c,v 1.5 2003/04/05 12:22:35 adamdunkels Exp $ |
adamdunkels | ca9ddcb | 2003-03-19 14:13:31 +0000 | [diff] [blame] | 36 | * |
| 37 | */ |
| 38 | |
adamdunkels | d07a542 | 2003-04-05 12:22:35 +0000 | [diff] [blame^] | 39 | #include "cc.h" |
adamdunkels | ca9ddcb | 2003-03-19 14:13:31 +0000 | [diff] [blame] | 40 | #include "ek.h" |
| 41 | #include "dispatcher.h" |
| 42 | #include "ctk.h" |
| 43 | #include "ctk-draw.h" |
| 44 | #include "ctk-conf.h" |
| 45 | |
| 46 | static unsigned char height, width; |
| 47 | |
| 48 | static unsigned char mode; |
| 49 | |
| 50 | static struct ctk_window desktop_window; |
| 51 | static struct ctk_window *windows; |
| 52 | static struct ctk_window *dialog; |
| 53 | |
| 54 | #if CTK_CONF_MENUS |
| 55 | static struct ctk_menus menus; |
| 56 | static struct ctk_menu *lastmenu; |
| 57 | static struct ctk_menu desktopmenu; |
| 58 | #endif /* CTK_CONF_MENUS */ |
| 59 | |
| 60 | #ifndef NULL |
| 61 | #define NULL (void *)0 |
| 62 | #endif /* NULL */ |
| 63 | |
| 64 | |
| 65 | #define REDRAW_NONE 0 |
| 66 | #define REDRAW_ALL 1 |
| 67 | #define REDRAW_FOCUS 2 |
| 68 | #define REDRAW_WIDGETS 4 |
| 69 | #define REDRAW_MENUS 8 |
| 70 | #define REDRAW_MENUPART 16 |
| 71 | |
| 72 | #define MAX_REDRAWWIDGETS 4 |
| 73 | static unsigned char redraw; |
| 74 | static struct ctk_widget *redraw_widgets[MAX_REDRAWWIDGETS]; |
| 75 | static unsigned char redraw_widgetptr; |
| 76 | static unsigned char maxnitems; |
| 77 | |
| 78 | static unsigned char iconx, icony; |
| 79 | #define ICONX_START (width - 5) |
| 80 | #define ICONY_START 0 |
| 81 | #define ICONX_DELTA -8 |
| 82 | #define ICONY_DELTA 5 |
| 83 | #define ICONY_MAX (height - 4) |
| 84 | |
| 85 | static void idle(void); |
| 86 | static void sighandler(ek_signal_t s, ek_data_t data); |
| 87 | static struct dispatcher_proc p = |
| 88 | {DISPATCHER_PROC("CTK Contiki GUI", idle, sighandler, NULL)}; |
| 89 | static ek_id_t ctkid; |
| 90 | |
| 91 | |
| 92 | ek_signal_t ctk_signal_keypress, |
| 93 | ctk_signal_timer, |
| 94 | ctk_signal_button_activate, |
| 95 | ctk_signal_button_hover, |
| 96 | ctk_signal_hyperlink_activate, |
| 97 | ctk_signal_hyperlink_hover, |
| 98 | ctk_signal_menu_activate, |
| 99 | ctk_signal_window_close; |
| 100 | |
| 101 | |
| 102 | static unsigned short screensaver_timer; |
| 103 | #define SCREENSAVER_TIMEOUT (5*60) |
| 104 | |
| 105 | #if CTK_CONF_MENUS |
| 106 | /*-----------------------------------------------------------------------------------*/ |
| 107 | /* make_desktopmenu(void) |
| 108 | * |
| 109 | * Creates the leftmost menu, "Desktop". Since the desktop menu |
| 110 | * contains the list of all open windows, this function will be called |
| 111 | * whenever a window is opened or closed. |
| 112 | */ |
| 113 | static void |
| 114 | make_desktopmenu(void) |
| 115 | { |
| 116 | struct ctk_window *w; |
| 117 | |
| 118 | desktopmenu.nitems = 0; |
| 119 | |
| 120 | if(windows == NULL) { |
| 121 | ctk_menuitem_add(&desktopmenu, "(No windows)"); |
| 122 | } else { |
| 123 | for(w = windows; w != NULL; w = w->next) { |
| 124 | ctk_menuitem_add(&desktopmenu, w->title); |
| 125 | } |
| 126 | } |
| 127 | } |
| 128 | #endif /* CTK_CONF_MENUS */ |
| 129 | /*-----------------------------------------------------------------------------------*/ |
| 130 | /* ctk_init(void) |
| 131 | * |
| 132 | * Initializes CTK. Must be called before any other CTK function. |
| 133 | */ |
| 134 | void |
| 135 | ctk_init(void) |
| 136 | { |
| 137 | ctkid = dispatcher_start(&p); |
| 138 | |
| 139 | windows = NULL; |
| 140 | dialog = NULL; |
| 141 | |
| 142 | #if CTK_CONF_MENUS |
| 143 | ctk_menu_new(&desktopmenu, "Desktop"); |
| 144 | make_desktopmenu(); |
| 145 | menus.menus = menus.desktopmenu = &desktopmenu; |
| 146 | #endif /* CTK_CONF_MENUS */ |
| 147 | |
| 148 | ctk_draw_init(); |
| 149 | |
| 150 | height = ctk_draw_height(); |
| 151 | width = ctk_draw_width(); |
| 152 | |
| 153 | desktop_window.active = NULL; |
| 154 | |
| 155 | |
| 156 | ctk_signal_keypress = dispatcher_sigalloc(); |
| 157 | ctk_signal_timer = dispatcher_sigalloc(); |
| 158 | ctk_signal_button_activate = dispatcher_sigalloc(); |
| 159 | ctk_signal_button_hover = dispatcher_sigalloc(); |
| 160 | ctk_signal_hyperlink_activate = dispatcher_sigalloc(); |
| 161 | ctk_signal_hyperlink_hover = dispatcher_sigalloc(); |
| 162 | ctk_signal_menu_activate = dispatcher_sigalloc(); |
| 163 | ctk_signal_window_close = dispatcher_sigalloc(); |
| 164 | |
| 165 | dispatcher_listen(ctk_signal_timer); |
| 166 | dispatcher_timer(ctk_signal_timer, NULL, CLK_TCK); |
| 167 | |
| 168 | mode = CTK_MODE_NORMAL; |
| 169 | |
| 170 | iconx = ICONX_START; |
| 171 | icony = ICONY_START; |
| 172 | |
| 173 | } |
| 174 | /*-----------------------------------------------------------------------------------*/ |
| 175 | /* void ctk_mode_set() |
| 176 | */ |
| 177 | void |
| 178 | ctk_mode_set(unsigned char m) { |
| 179 | mode = m; |
| 180 | } |
| 181 | /*-----------------------------------------------------------------------------------*/ |
| 182 | unsigned char |
| 183 | ctk_mode_get(void) { |
| 184 | return mode; |
| 185 | } |
| 186 | /*-----------------------------------------------------------------------------------*/ |
| 187 | void |
adamdunkels | d07a542 | 2003-04-05 12:22:35 +0000 | [diff] [blame^] | 188 | ctk_icon_add(CC_REGISTER_ARG struct ctk_widget *icon, |
adamdunkels | ca9ddcb | 2003-03-19 14:13:31 +0000 | [diff] [blame] | 189 | ek_id_t id) |
| 190 | { |
| 191 | #if CTK_CONF_ICONS |
| 192 | icon->x = iconx; |
| 193 | icon->y = icony; |
| 194 | icon->widget.icon.owner = id; |
| 195 | |
| 196 | icony += ICONY_DELTA; |
| 197 | if(icony >= ICONY_MAX) { |
| 198 | icony = ICONY_START; |
| 199 | iconx += ICONX_DELTA; |
| 200 | } |
| 201 | |
| 202 | ctk_widget_add(&desktop_window, icon); |
| 203 | #endif /* CTK_CONF_ICONS */ |
| 204 | } |
| 205 | /*-----------------------------------------------------------------------------------*/ |
| 206 | void |
| 207 | ctk_dialog_open(struct ctk_window *d) |
| 208 | { |
| 209 | dialog = d; |
| 210 | } |
| 211 | /*-----------------------------------------------------------------------------------*/ |
| 212 | void |
| 213 | ctk_dialog_close(void) |
| 214 | { |
| 215 | dialog = NULL; |
| 216 | } |
| 217 | /*-----------------------------------------------------------------------------------*/ |
| 218 | void |
adamdunkels | d07a542 | 2003-04-05 12:22:35 +0000 | [diff] [blame^] | 219 | ctk_window_open(CC_REGISTER_ARG struct ctk_window *w) |
adamdunkels | ca9ddcb | 2003-03-19 14:13:31 +0000 | [diff] [blame] | 220 | { |
| 221 | struct ctk_window *w2; |
| 222 | |
| 223 | /* Check if already open. */ |
| 224 | for(w2 = windows; w2 != w && w2 != NULL; w2 = w2->next); |
| 225 | if(w2 == NULL) { |
| 226 | /* Not open, so we add it at the head of the list of open |
| 227 | windows. */ |
| 228 | w->next = windows; |
| 229 | if(windows != NULL) { |
| 230 | windows->prev = w; |
| 231 | } |
| 232 | windows = w; |
| 233 | w->prev = NULL; |
| 234 | } else { |
| 235 | /* Window already open, so we move it to the front of the windows |
| 236 | list. */ |
| 237 | if(w != windows) { |
| 238 | if(w->next != NULL) { |
| 239 | w->next->prev = w->prev; |
| 240 | } |
| 241 | if(w->prev != NULL) { |
| 242 | w->prev->next = w->next; |
| 243 | } |
| 244 | w->next = windows; |
| 245 | windows->prev = w; |
| 246 | windows = w; |
| 247 | w->prev = NULL; |
| 248 | } |
| 249 | } |
| 250 | |
| 251 | #if CTK_CONF_MENUS |
| 252 | /* Recreate the Desktop menu's window entries.*/ |
| 253 | make_desktopmenu(); |
| 254 | #endif /* CTK_CONF_MENUS */ |
| 255 | } |
| 256 | /*-----------------------------------------------------------------------------------*/ |
| 257 | void |
| 258 | ctk_window_close(struct ctk_window *w) |
| 259 | { |
| 260 | struct ctk_window *w2; |
| 261 | |
| 262 | if(w == NULL) { |
| 263 | return; |
| 264 | } |
| 265 | |
| 266 | /* Check if the window to be closed is the first window on the |
| 267 | list. */ |
| 268 | if(w == windows) { |
| 269 | windows = w->next; |
| 270 | if(windows != NULL) { |
| 271 | windows->prev = NULL; |
| 272 | } |
| 273 | w->next = w->prev = NULL; |
| 274 | } else { |
| 275 | /* Otherwise we step through the list until we find the window |
| 276 | before the one to be closed. We then redirect its ->next |
| 277 | pointer and its ->next->prev. */ |
| 278 | for(w2 = windows; w2->next != w; w2 = w2->next); |
| 279 | |
| 280 | if(w->next != NULL) { |
| 281 | w->next->prev = w->prev; |
| 282 | } |
| 283 | w2->next = w->next; |
| 284 | |
| 285 | w->next = w->prev = NULL; |
| 286 | } |
| 287 | |
| 288 | #if CTK_CONF_MENUS |
| 289 | /* Recreate the Desktop menu's window entries.*/ |
| 290 | make_desktopmenu(); |
| 291 | #endif /* CTK_CONF_MENUS */ |
| 292 | } |
| 293 | /*-----------------------------------------------------------------------------------*/ |
adamdunkels | d07a542 | 2003-04-05 12:22:35 +0000 | [diff] [blame^] | 294 | static void |
| 295 | make_windowbuttons(CC_REGISTER_ARG struct ctk_window *window) |
adamdunkels | ca9ddcb | 2003-03-19 14:13:31 +0000 | [diff] [blame] | 296 | { |
| 297 | #if CTK_CONF_WINDOWMOVE |
| 298 | CTK_BUTTON_NEW(&window->titlebutton, 0, -1, window->titlelen, window->title); |
| 299 | #else |
| 300 | CTK_LABEL_NEW(&window->titlebutton, 0, -1, window->titlelen, 1, window->title); |
| 301 | #endif /* CTK_CONF_WINDOWMOVE */ |
| 302 | CTK_WIDGET_ADD(window, &window->titlebutton); |
| 303 | |
| 304 | |
| 305 | #if CTK_CONF_WINDOWCLOSE |
| 306 | CTK_BUTTON_NEW(&window->closebutton, window->w - 3, -1, 1, "x"); |
| 307 | #else |
| 308 | CTK_LABEL_NEW(&window->closebutton, window->w - 4, -1, 3, 1, " "); |
| 309 | #endif /* CTK_CONF_WINDOWCLOSE */ |
| 310 | CTK_WIDGET_ADD(window, &window->closebutton); |
| 311 | } |
| 312 | /*-----------------------------------------------------------------------------------*/ |
| 313 | void |
| 314 | ctk_window_clear(struct ctk_window *window) |
| 315 | { |
| 316 | window->active = window->inactive = window->focused = NULL; |
| 317 | |
| 318 | make_windowbuttons(window); |
| 319 | } |
| 320 | /*-----------------------------------------------------------------------------------*/ |
| 321 | void |
| 322 | ctk_menu_add(struct ctk_menu *menu) |
| 323 | { |
| 324 | #if CTK_CONF_MENUS |
| 325 | struct ctk_menu *m; |
| 326 | |
| 327 | if(lastmenu == NULL) { |
| 328 | lastmenu = menu; |
| 329 | } |
| 330 | |
| 331 | for(m = menus.menus; m->next != NULL; m = m->next) { |
| 332 | if(m == menu) { |
| 333 | return; |
| 334 | } |
| 335 | } |
| 336 | m->next = menu; |
| 337 | menu->next = NULL; |
| 338 | #endif /* CTK_CONF_MENUS */ |
| 339 | } |
| 340 | /*-----------------------------------------------------------------------------------*/ |
| 341 | void |
| 342 | ctk_menu_remove(struct ctk_menu *menu) |
| 343 | { |
| 344 | #if CTK_CONF_MENUS |
| 345 | struct ctk_menu *m; |
| 346 | |
| 347 | for(m = menus.menus; m->next != NULL; m = m->next) { |
| 348 | if(m->next == menu) { |
| 349 | m->next = menu->next; |
| 350 | return; |
| 351 | } |
| 352 | } |
| 353 | #endif /* CTK_CONF_MENUS */ |
| 354 | } |
| 355 | /*-----------------------------------------------------------------------------------*/ |
| 356 | static void |
| 357 | do_redraw_all(unsigned char clipy1, unsigned char clipy2) |
| 358 | { |
| 359 | struct ctk_window *w; |
| 360 | struct ctk_widget *widget; |
| 361 | |
| 362 | if(mode != CTK_MODE_NORMAL && |
| 363 | mode != CTK_MODE_WINDOWMOVE) { |
| 364 | return; |
| 365 | } |
| 366 | |
| 367 | ctk_draw_clear(clipy1, clipy2); |
| 368 | |
| 369 | /* Draw widgets in root window */ |
| 370 | for(widget = desktop_window.active; |
| 371 | widget != NULL; widget = widget->next) { |
| 372 | ctk_draw_widget(widget, 0, clipy1, clipy2); |
| 373 | } |
| 374 | |
| 375 | /* Draw windows */ |
| 376 | if(windows != NULL) { |
| 377 | /* Find the last window.*/ |
| 378 | for(w = windows; w->next != NULL; w = w->next); |
| 379 | |
| 380 | /* Draw the windows from back to front. */ |
| 381 | for(; w != windows; w = w->prev) { |
adamdunkels | 9d3a0e5 | 2003-04-02 09:53:59 +0000 | [diff] [blame] | 382 | ctk_draw_clear_window(w, 0, clipy1, clipy2); |
adamdunkels | ca9ddcb | 2003-03-19 14:13:31 +0000 | [diff] [blame] | 383 | ctk_draw_window(w, 0, clipy1, clipy2); |
| 384 | } |
| 385 | /* Draw focused window */ |
adamdunkels | 9d3a0e5 | 2003-04-02 09:53:59 +0000 | [diff] [blame] | 386 | ctk_draw_clear_window(windows, CTK_FOCUS_WINDOW, clipy1, clipy2); |
adamdunkels | ca9ddcb | 2003-03-19 14:13:31 +0000 | [diff] [blame] | 387 | ctk_draw_window(windows, CTK_FOCUS_WINDOW, clipy1, clipy2); |
| 388 | } |
| 389 | |
| 390 | /* Draw dialog (if any) */ |
| 391 | if(dialog != NULL) { |
| 392 | ctk_draw_dialog(dialog); |
| 393 | } |
| 394 | |
| 395 | #if CTK_CONF_MENUS |
| 396 | ctk_draw_menus(&menus); |
| 397 | #endif /* CTK_CONF_MENUS */ |
| 398 | } |
| 399 | /*-----------------------------------------------------------------------------------*/ |
| 400 | void |
| 401 | ctk_redraw(void) |
| 402 | { |
| 403 | if(DISPATCHER_CURRENT() == ctkid) { |
| 404 | if(mode == CTK_MODE_NORMAL || |
| 405 | mode == CTK_MODE_WINDOWMOVE) { |
| 406 | do_redraw_all(1, height); |
| 407 | } |
| 408 | } else { |
| 409 | redraw |= REDRAW_ALL; |
| 410 | } |
| 411 | } |
| 412 | /*-----------------------------------------------------------------------------------*/ |
| 413 | void |
| 414 | ctk_window_redraw(struct ctk_window *w) |
| 415 | { |
| 416 | /* Only redraw the window if it is a dialog or if it is the foremost |
| 417 | window. */ |
| 418 | if(mode != CTK_MODE_NORMAL) { |
| 419 | return; |
| 420 | } |
| 421 | |
| 422 | if(w == dialog) { |
| 423 | ctk_draw_dialog(w); |
| 424 | } else if(dialog == NULL && |
| 425 | #if CTK_CONF_MENUS |
| 426 | menus.open == NULL && |
| 427 | #endif /* CTK_CONF_MENUS */ |
| 428 | windows == w) { |
| 429 | ctk_draw_window(w, CTK_FOCUS_WINDOW, |
| 430 | 0, height); |
| 431 | } |
| 432 | } |
| 433 | /*-----------------------------------------------------------------------------------*/ |
| 434 | static void |
adamdunkels | d07a542 | 2003-04-05 12:22:35 +0000 | [diff] [blame^] | 435 | window_new(CC_REGISTER_ARG struct ctk_window *window, |
adamdunkels | ca9ddcb | 2003-03-19 14:13:31 +0000 | [diff] [blame] | 436 | unsigned char w, unsigned char h, |
| 437 | char *title) |
| 438 | { |
| 439 | window->x = window->y = 0; |
| 440 | window->w = w; |
| 441 | window->h = h; |
| 442 | window->title = title; |
| 443 | if(title != NULL) { |
| 444 | window->titlelen = strlen(title); |
| 445 | } else { |
| 446 | window->titlelen = 0; |
| 447 | } |
| 448 | window->next = window->prev = NULL; |
| 449 | window->owner = DISPATCHER_CURRENT(); |
| 450 | window->active = window->inactive = window->focused = NULL; |
| 451 | } |
| 452 | /*-----------------------------------------------------------------------------------*/ |
| 453 | void |
| 454 | ctk_window_new(struct ctk_window *window, |
| 455 | unsigned char w, unsigned char h, |
| 456 | char *title) |
| 457 | { |
| 458 | window_new(window, w, h, title); |
| 459 | |
| 460 | make_windowbuttons(window); |
| 461 | } |
| 462 | /*-----------------------------------------------------------------------------------*/ |
| 463 | void |
adamdunkels | d07a542 | 2003-04-05 12:22:35 +0000 | [diff] [blame^] | 464 | ctk_dialog_new(CC_REGISTER_ARG struct ctk_window *window, |
adamdunkels | ca9ddcb | 2003-03-19 14:13:31 +0000 | [diff] [blame] | 465 | unsigned char w, unsigned char h) |
| 466 | { |
| 467 | window_new(window, w, h, NULL); |
| 468 | |
| 469 | window->x = (width - w) / 2; |
| 470 | window->y = (height - h - 1) / 2; |
| 471 | } |
| 472 | /*-----------------------------------------------------------------------------------*/ |
| 473 | void |
adamdunkels | d07a542 | 2003-04-05 12:22:35 +0000 | [diff] [blame^] | 474 | ctk_menu_new(CC_REGISTER_ARG struct ctk_menu *menu, |
adamdunkels | ca9ddcb | 2003-03-19 14:13:31 +0000 | [diff] [blame] | 475 | char *title) |
| 476 | { |
| 477 | #if CTK_CONF_MENUS |
| 478 | menu->next = NULL; |
| 479 | menu->title = title; |
| 480 | menu->titlelen = strlen(title); |
| 481 | menu->active = 0; |
| 482 | menu->nitems = 0; |
| 483 | #endif /* CTK_CONF_MENUS */ |
| 484 | } |
| 485 | /*-----------------------------------------------------------------------------------*/ |
| 486 | unsigned char |
adamdunkels | d07a542 | 2003-04-05 12:22:35 +0000 | [diff] [blame^] | 487 | ctk_menuitem_add(CC_REGISTER_ARG struct ctk_menu *menu, |
adamdunkels | ca9ddcb | 2003-03-19 14:13:31 +0000 | [diff] [blame] | 488 | char *name) |
| 489 | { |
| 490 | #if CTK_CONF_MENUS |
| 491 | if(menu->nitems == CTK_CONF_MAXMENUITEMS) { |
| 492 | return 0; |
| 493 | } |
| 494 | menu->items[menu->nitems].title = name; |
| 495 | menu->items[menu->nitems].titlelen = strlen(name); |
| 496 | return menu->nitems++; |
| 497 | #else |
| 498 | return 0; |
| 499 | #endif /* CTK_CONF_MENUS */ |
| 500 | } |
| 501 | /*-----------------------------------------------------------------------------------*/ |
| 502 | static void |
| 503 | add_redrawwidget(struct ctk_widget *w) |
| 504 | { |
| 505 | static unsigned char i; |
| 506 | |
| 507 | if(redraw_widgetptr == MAX_REDRAWWIDGETS) { |
| 508 | redraw |= REDRAW_FOCUS; |
| 509 | } else { |
| 510 | redraw |= REDRAW_WIDGETS; |
| 511 | /* Check if it is in the queue already. If so, we don't add it |
| 512 | again. */ |
| 513 | for(i = 0; i < redraw_widgetptr; ++i) { |
| 514 | if(redraw_widgets[i] == w) { |
| 515 | return; |
| 516 | } |
| 517 | } |
| 518 | redraw_widgets[redraw_widgetptr++] = w; |
| 519 | } |
| 520 | } |
| 521 | /*-----------------------------------------------------------------------------------*/ |
| 522 | void |
| 523 | ctk_widget_redraw(struct ctk_widget *widget) |
| 524 | { |
| 525 | struct ctk_window *window; |
| 526 | |
| 527 | if(mode != CTK_MODE_NORMAL) { |
| 528 | return; |
| 529 | } |
| 530 | |
| 531 | /* If this function isn't called by CTK itself, we only queue the |
| 532 | redraw request. */ |
| 533 | if(DISPATCHER_CURRENT() != ctkid) { |
| 534 | redraw |= REDRAW_WIDGETS; |
| 535 | add_redrawwidget(widget); |
| 536 | } else { |
| 537 | |
| 538 | /* Only redraw widgets that are in the foremost window. If we |
| 539 | would allow redrawing widgets in non-focused windows, we would |
| 540 | have to redraw all the windows that cover the non-focused |
| 541 | window as well, which would lead to flickering. |
| 542 | |
| 543 | Also, we avoid drawing any widgets when the menus are active. |
| 544 | */ |
| 545 | |
| 546 | #if CTK_CONF_MENUS |
| 547 | if(menus.open == NULL) |
| 548 | #endif /* CTK_CONF_MENUS */ |
| 549 | { |
| 550 | window = widget->window; |
| 551 | if(window == dialog) { |
| 552 | ctk_draw_widget(widget, CTK_FOCUS_DIALOG, 0, height); |
| 553 | } else if(window == windows) { |
adamdunkels | 9d3a0e5 | 2003-04-02 09:53:59 +0000 | [diff] [blame] | 554 | ctk_draw_widget(widget, CTK_FOCUS_WINDOW, 0, height); |
adamdunkels | ca9ddcb | 2003-03-19 14:13:31 +0000 | [diff] [blame] | 555 | } else if(window == &desktop_window) { |
| 556 | ctk_draw_widget(widget, 0, 0, height); |
| 557 | } |
| 558 | } |
| 559 | } |
| 560 | } |
| 561 | /*-----------------------------------------------------------------------------------*/ |
| 562 | void |
adamdunkels | d07a542 | 2003-04-05 12:22:35 +0000 | [diff] [blame^] | 563 | ctk_widget_add(CC_REGISTER_ARG struct ctk_window *window, |
| 564 | CC_REGISTER_ARG struct ctk_widget *widget) |
adamdunkels | ca9ddcb | 2003-03-19 14:13:31 +0000 | [diff] [blame] | 565 | { |
| 566 | if(widget->type == CTK_WIDGET_LABEL || |
| 567 | widget->type == CTK_WIDGET_SEPARATOR) { |
| 568 | widget->next = window->inactive; |
| 569 | window->inactive = widget; |
| 570 | widget->window = window; |
| 571 | } else { |
| 572 | widget->next = window->active; |
| 573 | window->active = widget; |
| 574 | widget->window = window; |
| 575 | if(window->focused == NULL) { |
| 576 | window->focused = widget; |
| 577 | } |
| 578 | } |
| 579 | } |
| 580 | /*-----------------------------------------------------------------------------------*/ |
| 581 | #define UP 0 |
| 582 | #define DOWN 1 |
| 583 | #define LEFT 2 |
| 584 | #define RIGHT 3 |
| 585 | static void |
| 586 | switch_focus_widget(unsigned char direction) |
| 587 | { |
| 588 | register struct ctk_window *window; |
| 589 | register struct ctk_widget *focus; |
| 590 | struct ctk_widget *widget; |
| 591 | |
| 592 | |
| 593 | if(dialog != NULL) { |
| 594 | window = dialog; |
| 595 | } else { |
| 596 | window = windows; |
| 597 | } |
| 598 | |
| 599 | /* If there are no windows open, we move focus around between the |
| 600 | icons on the root window instead. */ |
| 601 | if(window == NULL) { |
| 602 | window = &desktop_window; |
| 603 | } |
| 604 | |
| 605 | focus = window->focused; |
| 606 | add_redrawwidget(focus); |
| 607 | |
| 608 | if((direction & 1) == 0) { |
| 609 | /* Move focus "up" */ |
| 610 | focus = focus->next; |
| 611 | } else { |
| 612 | /* Move focus "down" */ |
| 613 | for(widget = window->active; |
| 614 | widget != NULL; widget = widget->next) { |
| 615 | if(widget->next == focus) { |
| 616 | break; |
| 617 | } |
| 618 | } |
| 619 | focus = widget; |
| 620 | if(focus == NULL) { |
| 621 | if(window->active != NULL) { |
| 622 | for(focus = window->active; |
| 623 | focus->next != NULL; focus = focus->next); |
| 624 | } |
| 625 | } |
| 626 | } |
| 627 | if(focus == NULL) { |
| 628 | focus = window->active; |
| 629 | } |
| 630 | |
| 631 | if(focus != window->focused) { |
| 632 | window->focused = focus; |
| 633 | /* The operation changed the focus, so we emit a "hover" signal |
| 634 | for those widgets that support it. */ |
| 635 | |
| 636 | if(window->focused->type == CTK_WIDGET_HYPERLINK) { |
| 637 | dispatcher_emit(ctk_signal_hyperlink_hover, window->focused, |
| 638 | window->owner); |
| 639 | } else if(window->focused->type == CTK_WIDGET_BUTTON) { |
| 640 | dispatcher_emit(ctk_signal_button_hover, window->focused, |
| 641 | window->owner); |
| 642 | } |
| 643 | |
| 644 | add_redrawwidget(window->focused); |
| 645 | } |
| 646 | } |
| 647 | /*-----------------------------------------------------------------------------------*/ |
| 648 | #if CTK_CONF_MENUS |
| 649 | static void |
| 650 | switch_open_menu(unsigned char rightleft) |
| 651 | { |
| 652 | struct ctk_menu *menu; |
| 653 | |
| 654 | if(rightleft == 0) { |
| 655 | /* Move right */ |
| 656 | for(menu = menus.menus; menu != NULL; menu = menu->next) { |
| 657 | if(menu->next == menus.open) { |
| 658 | break; |
| 659 | } |
| 660 | } |
| 661 | lastmenu = menus.open; |
| 662 | menus.open = menu; |
| 663 | if(menus.open == NULL) { |
| 664 | for(menu = menus.menus; |
| 665 | menu->next != NULL; menu = menu->next); |
| 666 | menus.open = menu; |
| 667 | } |
| 668 | } else { |
| 669 | /* Move to left */ |
| 670 | lastmenu = menus.open; |
| 671 | menus.open = menus.open->next; |
| 672 | if(menus.open == NULL) { |
| 673 | menus.open = menus.menus; |
| 674 | } |
| 675 | } |
| 676 | |
| 677 | menus.open->active = 0; |
| 678 | /* ctk_redraw();*/ |
| 679 | } |
| 680 | /*-----------------------------------------------------------------------------------*/ |
| 681 | static void |
| 682 | switch_menu_item(unsigned char updown) |
| 683 | { |
| 684 | register struct ctk_menu *m; |
| 685 | |
| 686 | m = menus.open; |
| 687 | |
| 688 | if(updown == 0) { |
| 689 | /* Move up */ |
| 690 | if(m->active == 0) { |
| 691 | m->active = m->nitems - 1; |
| 692 | } else { |
| 693 | --m->active; |
| 694 | if(m->items[m->active].title[0] == '-') { |
| 695 | --m->active; |
| 696 | } |
| 697 | } |
| 698 | } else { |
| 699 | /* Move down */ |
| 700 | if(m->active >= m->nitems - 1) { |
| 701 | m->active = 0; |
| 702 | } else { |
| 703 | ++m->active; |
| 704 | if(m->items[m->active].title[0] == '-') { |
| 705 | ++m->active; |
| 706 | } |
| 707 | } |
| 708 | } |
| 709 | |
| 710 | } |
| 711 | #endif /* CTK_CONF_MENUS */ |
| 712 | /*-----------------------------------------------------------------------------------*/ |
| 713 | static unsigned char |
adamdunkels | d07a542 | 2003-04-05 12:22:35 +0000 | [diff] [blame^] | 714 | activate(CC_REGISTER_ARG struct ctk_widget *w) |
adamdunkels | ca9ddcb | 2003-03-19 14:13:31 +0000 | [diff] [blame] | 715 | { |
| 716 | static unsigned char len; |
| 717 | |
| 718 | if(w->type == CTK_WIDGET_BUTTON) { |
| 719 | if(w == (struct ctk_widget *)&windows->closebutton) { |
| 720 | #if CTK_CONF_WINDOWCLOSE |
adamdunkels | 5cb690c | 2003-04-02 11:36:21 +0000 | [diff] [blame] | 721 | dispatcher_emit(ctk_signal_window_close, windows, w->window->owner); |
adamdunkels | ca9ddcb | 2003-03-19 14:13:31 +0000 | [diff] [blame] | 722 | ctk_window_close(windows); |
| 723 | return REDRAW_ALL; |
| 724 | #endif /* CTK_CONF_WINDOWCLOSE */ |
| 725 | } else if(w == (struct ctk_widget *)&windows->titlebutton) { |
| 726 | #if CTK_CONF_WINDOWCLOSE |
| 727 | mode = CTK_MODE_WINDOWMOVE; |
| 728 | #endif /* CTK_CONF_WINDOWCLOSE */ |
| 729 | } else { |
| 730 | dispatcher_emit(ctk_signal_button_activate, w, |
| 731 | w->window->owner); |
| 732 | } |
| 733 | #if CTK_CONF_ICONS |
| 734 | } else if(w->type == CTK_WIDGET_ICON) { |
| 735 | dispatcher_emit(ctk_signal_button_activate, w, |
| 736 | w->widget.icon.owner); |
| 737 | #endif /* CTK_CONF_ICONS */ |
| 738 | } else if(w->type == CTK_WIDGET_HYPERLINK) { |
| 739 | dispatcher_emit(ctk_signal_hyperlink_activate, w, |
| 740 | DISPATCHER_BROADCAST); |
| 741 | } else if(w->type == CTK_WIDGET_TEXTENTRY) { |
| 742 | if(w->widget.textentry.state == CTK_TEXTENTRY_NORMAL) { |
| 743 | w->widget.textentry.state = CTK_TEXTENTRY_EDIT; |
| 744 | len = strlen(w->widget.textentry.text); |
| 745 | if(w->widget.textentry.xpos > len) { |
| 746 | w->widget.textentry.xpos = len; |
| 747 | } |
| 748 | } else if(w->widget.textentry.state == CTK_TEXTENTRY_EDIT) { |
| 749 | w->widget.textentry.state = CTK_TEXTENTRY_NORMAL; |
| 750 | } |
| 751 | add_redrawwidget(w); |
| 752 | return REDRAW_WIDGETS; |
| 753 | } |
| 754 | return REDRAW_NONE; |
| 755 | } |
| 756 | /*-----------------------------------------------------------------------------------*/ |
| 757 | static void |
| 758 | textentry_input(ctk_arch_key_t c, |
adamdunkels | d07a542 | 2003-04-05 12:22:35 +0000 | [diff] [blame^] | 759 | CC_REGISTER_ARG struct ctk_textentry *t) |
adamdunkels | ca9ddcb | 2003-03-19 14:13:31 +0000 | [diff] [blame] | 760 | { |
| 761 | static char *cptr, *cptr2; |
| 762 | static unsigned char len, txpos, typos, tlen; |
| 763 | |
| 764 | txpos = t->xpos; |
| 765 | typos = t->ypos; |
| 766 | tlen = t->len; |
| 767 | |
| 768 | cptr = &t->text[txpos + typos * tlen]; |
| 769 | |
| 770 | switch(c) { |
| 771 | case CH_CURS_LEFT: |
| 772 | if(txpos > 0) { |
| 773 | --txpos; |
| 774 | } |
| 775 | break; |
| 776 | |
| 777 | case CH_CURS_RIGHT: |
| 778 | if(txpos < tlen && |
| 779 | *cptr != 0) { |
| 780 | ++txpos; |
| 781 | } |
| 782 | break; |
| 783 | |
| 784 | case CH_CURS_UP: |
| 785 | #if CTK_CONF_TEXTENTRY_MULTILINE |
| 786 | if(t->h == 1) { |
| 787 | txpos = 0; |
| 788 | } else { |
| 789 | if(typos > 0) { |
| 790 | --typos; |
| 791 | } else { |
| 792 | t->state = CTK_TEXTENTRY_NORMAL; |
| 793 | } |
| 794 | } |
| 795 | #else |
| 796 | txpos = 0; |
| 797 | #endif /* CTK_CONF_TEXTENTRY_MULTILINE */ |
| 798 | break; |
| 799 | |
| 800 | case CH_CURS_DOWN: |
| 801 | #if CTK_CONF_TEXTENTRY_MULTILINE |
| 802 | if(t->h == 1) { |
| 803 | txpos = strlen(t->text); |
| 804 | } else { |
| 805 | if(typos < t->h - 1) { |
| 806 | ++typos; |
| 807 | } else { |
| 808 | t->state = CTK_TEXTENTRY_NORMAL; |
| 809 | } |
| 810 | } |
| 811 | #else |
| 812 | txpos = strlen(t->text); |
| 813 | #endif /* CTK_CONF_TEXTENTRY_MULTILINE */ |
| 814 | break; |
| 815 | |
| 816 | case CH_ENTER: |
| 817 | #if CTK_CONF_TEXTENTRY_MULTILINE |
| 818 | if(t->h == 1) { |
| 819 | t->state = CTK_TEXTENTRY_NORMAL; |
| 820 | } else { |
| 821 | if(typos < t->h - 1) { |
| 822 | ++typos; |
| 823 | txpos = 0; |
| 824 | } else { |
| 825 | t->state = CTK_TEXTENTRY_NORMAL; |
| 826 | } |
| 827 | } |
| 828 | #else |
| 829 | t->state = CTK_TEXTENTRY_NORMAL; |
| 830 | #endif /* CTK_CONF_TEXTENTRY_MULTILINE */ |
| 831 | break; |
| 832 | |
| 833 | default: |
| 834 | len = tlen - txpos - 1; |
| 835 | if(c == CH_DEL) { |
| 836 | if(txpos > 0 && len > 0) { |
| 837 | strncpy(cptr - 1, cptr, |
| 838 | len); |
| 839 | *(cptr + len - 1) = 0; |
| 840 | --txpos; |
| 841 | } |
| 842 | } else { |
| 843 | if(len > 0) { |
| 844 | cptr2 = cptr + len - 1; |
| 845 | while(cptr2 + 1 > cptr) { |
| 846 | *(cptr2 + 1) = *cptr2; |
| 847 | --cptr2; |
| 848 | } |
| 849 | |
| 850 | *cptr = c; |
| 851 | ++txpos; |
| 852 | } |
| 853 | } |
| 854 | break; |
| 855 | } |
| 856 | |
| 857 | t->xpos = txpos; |
| 858 | t->ypos = typos; |
| 859 | } |
| 860 | /*-----------------------------------------------------------------------------------*/ |
| 861 | #if CTK_CONF_MENUS |
| 862 | static unsigned char |
| 863 | menus_input(ctk_arch_key_t c) |
| 864 | { |
| 865 | struct ctk_window *w; |
| 866 | |
| 867 | if(menus.open->nitems > maxnitems) { |
| 868 | maxnitems = menus.open->nitems; |
| 869 | } |
| 870 | |
| 871 | |
| 872 | switch(c) { |
| 873 | case CH_CURS_RIGHT: |
| 874 | switch_open_menu(1); |
| 875 | |
| 876 | return REDRAW_MENUPART; |
| 877 | |
| 878 | case CH_CURS_DOWN: |
| 879 | switch_menu_item(1); |
| 880 | return REDRAW_MENUS; |
| 881 | |
| 882 | case CH_CURS_LEFT: |
| 883 | switch_open_menu(0); |
| 884 | return REDRAW_MENUPART; |
| 885 | |
| 886 | case CH_CURS_UP: |
| 887 | switch_menu_item(0); |
| 888 | return REDRAW_MENUS; |
| 889 | |
| 890 | case CH_ENTER: |
| 891 | lastmenu = menus.open; |
| 892 | if(menus.open == &desktopmenu) { |
| 893 | for(w = windows; w != NULL; w = w->next) { |
| 894 | if(w->title == desktopmenu.items[desktopmenu.active].title) { |
| 895 | ctk_window_open(w); |
| 896 | menus.open = NULL; |
| 897 | return REDRAW_ALL; |
| 898 | } |
| 899 | } |
| 900 | } else { |
| 901 | dispatcher_emit(ctk_signal_menu_activate, menus.open, |
| 902 | DISPATCHER_BROADCAST); |
| 903 | } |
| 904 | menus.open = NULL; |
| 905 | return REDRAW_MENUPART; |
| 906 | |
adamdunkels | 88ed9c4 | 2003-03-28 12:10:09 +0000 | [diff] [blame] | 907 | case CTK_CONF_MENU_KEY: |
adamdunkels | ca9ddcb | 2003-03-19 14:13:31 +0000 | [diff] [blame] | 908 | lastmenu = menus.open; |
| 909 | menus.open = NULL; |
| 910 | return REDRAW_MENUPART; |
| 911 | } |
| 912 | } |
| 913 | #endif /* CTK_CONF_MENUS */ |
| 914 | /*-----------------------------------------------------------------------------------*/ |
| 915 | static void |
| 916 | idle(void) |
| 917 | { |
| 918 | static ctk_arch_key_t c; |
| 919 | static unsigned char i; |
| 920 | register struct ctk_window *window; |
| 921 | register struct ctk_widget *widget; |
| 922 | |
| 923 | #if CTK_CONF_MENUS |
| 924 | if(menus.open != NULL) { |
| 925 | maxnitems = menus.open->nitems; |
| 926 | } else { |
| 927 | maxnitems = 0; |
| 928 | } |
| 929 | #endif /* CTK_CONF_MENUS */ |
| 930 | |
| 931 | if(mode == CTK_MODE_SCREENSAVER) { |
| 932 | #ifdef CTK_SCREENSAVER_RUN |
| 933 | CTK_SCREENSAVER_RUN(); |
| 934 | #endif /* CTK_SCREENSAVER_RUN */ |
| 935 | if(ctk_arch_keyavail()) { |
| 936 | mode = CTK_MODE_NORMAL; |
| 937 | ctk_draw_init(); |
| 938 | ctk_redraw(); |
| 939 | } |
| 940 | } else if(mode == CTK_MODE_NORMAL) { |
| 941 | while(ctk_arch_keyavail()) { |
| 942 | |
| 943 | screensaver_timer = 0; |
| 944 | |
| 945 | c = ctk_arch_getkey(); |
| 946 | |
| 947 | |
| 948 | if(dialog != NULL) { |
| 949 | window = dialog; |
| 950 | } else if(windows != NULL) { |
| 951 | window = windows; |
| 952 | } else { |
| 953 | window = &desktop_window; |
| 954 | } |
| 955 | widget = window->focused; |
| 956 | |
| 957 | |
| 958 | if(widget != NULL && |
| 959 | widget->type == CTK_WIDGET_TEXTENTRY && |
| 960 | widget->widget.textentry.state == CTK_TEXTENTRY_EDIT) { |
| 961 | textentry_input(c, (struct ctk_textentry *)widget); |
| 962 | add_redrawwidget(widget); |
| 963 | #if CTK_CONF_MENUS |
| 964 | } else if(menus.open != NULL) { |
| 965 | redraw |= menus_input(c); |
| 966 | #endif /* CTK_CONF_MENUS */ |
| 967 | } else { |
| 968 | switch(c) { |
| 969 | case CH_CURS_RIGHT: |
| 970 | switch_focus_widget(RIGHT); |
| 971 | break; |
| 972 | case CH_CURS_DOWN: |
| 973 | switch_focus_widget(DOWN); |
| 974 | break; |
| 975 | case CH_CURS_LEFT: |
| 976 | switch_focus_widget(LEFT); |
| 977 | break; |
| 978 | case CH_CURS_UP: |
| 979 | switch_focus_widget(UP); |
| 980 | break; |
| 981 | case CH_ENTER: |
| 982 | redraw |= activate(widget); |
| 983 | break; |
| 984 | #if CTK_CONF_MENUS |
| 985 | case CTK_CONF_MENU_KEY: |
| 986 | if(dialog == NULL) { |
| 987 | if(lastmenu == NULL) { |
| 988 | menus.open = menus.menus; |
| 989 | } else { |
| 990 | menus.open = lastmenu; |
| 991 | } |
| 992 | menus.open->active = 0; |
| 993 | redraw |= REDRAW_MENUS; |
| 994 | } |
| 995 | break; |
| 996 | #endif /* CTK_CONF_MENUS */ |
| 997 | case CTK_CONF_WINDOWSWITCH_KEY: |
| 998 | if(windows != NULL) { |
| 999 | for(window = windows; window->next != NULL; |
| 1000 | window = window->next); |
| 1001 | ctk_window_open(window); |
| 1002 | ctk_redraw(); |
| 1003 | } |
| 1004 | break; |
| 1005 | default: |
| 1006 | if(widget->type == CTK_WIDGET_TEXTENTRY) { |
| 1007 | widget->widget.textentry.state = CTK_TEXTENTRY_EDIT; |
| 1008 | textentry_input(c, (struct ctk_textentry *)widget); |
| 1009 | add_redrawwidget(widget); |
| 1010 | } else { |
| 1011 | dispatcher_emit(ctk_signal_keypress, (void *)c, |
| 1012 | window->owner); |
| 1013 | } |
| 1014 | break; |
| 1015 | } |
| 1016 | } |
| 1017 | |
| 1018 | if(redraw & REDRAW_WIDGETS) { |
| 1019 | for(i = 0; i < redraw_widgetptr; ++i) { |
| 1020 | ctk_widget_redraw(redraw_widgets[i]); |
| 1021 | } |
| 1022 | redraw &= ~REDRAW_WIDGETS; |
| 1023 | redraw_widgetptr = 0; |
| 1024 | } |
| 1025 | } |
| 1026 | if(redraw & REDRAW_ALL) { |
| 1027 | do_redraw_all(1, height); |
| 1028 | #if CTK_CONF_MENUS |
| 1029 | } else if(redraw & REDRAW_MENUPART) { |
| 1030 | do_redraw_all(1, maxnitems + 1); |
| 1031 | } else if(redraw & REDRAW_MENUS) { |
| 1032 | ctk_draw_menus(&menus); |
| 1033 | #endif /* CTK_CONF_MENUS */ |
| 1034 | } else if(redraw & REDRAW_FOCUS) { |
| 1035 | if(dialog != NULL) { |
| 1036 | ctk_window_redraw(dialog); |
| 1037 | } else if(windows != NULL) { |
| 1038 | ctk_window_redraw(windows); |
| 1039 | } else { |
| 1040 | ctk_window_redraw(&desktop_window); |
| 1041 | } |
| 1042 | } else if(redraw & REDRAW_WIDGETS) { |
| 1043 | for(i = 0; i < redraw_widgetptr; ++i) { |
| 1044 | ctk_widget_redraw(redraw_widgets[i]); |
| 1045 | } |
| 1046 | } |
| 1047 | redraw = 0; |
| 1048 | redraw_widgetptr = 0; |
| 1049 | #if CTK_CONF_WINDOWMOVE |
| 1050 | } else if(mode == CTK_MODE_WINDOWMOVE) { |
| 1051 | |
| 1052 | redraw = 0; |
| 1053 | |
| 1054 | window = windows; |
| 1055 | |
| 1056 | while(mode == CTK_MODE_WINDOWMOVE && ctk_arch_keyavail()) { |
| 1057 | |
| 1058 | screensaver_timer = 0; |
| 1059 | |
| 1060 | c = ctk_arch_getkey(); |
| 1061 | |
| 1062 | switch(c) { |
| 1063 | case CH_CURS_RIGHT: |
| 1064 | ++window->x; |
| 1065 | if(window->x + window->w + 1 >= width) { |
| 1066 | --window->x; |
| 1067 | } |
| 1068 | redraw = REDRAW_ALL; |
| 1069 | break; |
| 1070 | case CH_CURS_LEFT: |
| 1071 | if(window->x > 0) { |
| 1072 | --window->x; |
| 1073 | } |
| 1074 | redraw = REDRAW_ALL; |
| 1075 | break; |
| 1076 | case CH_CURS_DOWN: |
| 1077 | ++window->y; |
| 1078 | if(window->y + window->h + 2 >= height) { |
| 1079 | --window->y; |
| 1080 | } |
| 1081 | redraw = REDRAW_ALL; |
| 1082 | break; |
| 1083 | case CH_CURS_UP: |
| 1084 | if(window->y > 0) { |
| 1085 | --window->y; |
| 1086 | } |
| 1087 | redraw = REDRAW_ALL; |
| 1088 | break; |
| 1089 | case CH_ENTER: |
| 1090 | case CH_ESC: |
| 1091 | mode = CTK_MODE_NORMAL; |
| 1092 | redraw = REDRAW_ALL; |
| 1093 | break; |
| 1094 | } |
| 1095 | } |
| 1096 | if(redraw & REDRAW_ALL) { |
| 1097 | do_redraw_all(1, height); |
| 1098 | } |
| 1099 | redraw = 0; |
| 1100 | #endif /* CTK_CONF_WINDOWMOVE */ |
| 1101 | } |
| 1102 | } |
| 1103 | /*-----------------------------------------------------------------------------------*/ |
| 1104 | static void |
| 1105 | sighandler(ek_signal_t s, ek_data_t data) |
| 1106 | { |
| 1107 | if(s == ctk_signal_timer) { |
| 1108 | if(mode == CTK_MODE_NORMAL) { |
| 1109 | ++screensaver_timer; |
| 1110 | if(screensaver_timer == SCREENSAVER_TIMEOUT) { |
| 1111 | #ifdef CTK_SCREENSAVER_INIT |
| 1112 | CTK_SCREENSAVER_INIT(); |
| 1113 | #endif /* CTK_SCREENSAVER_INIT */ |
| 1114 | mode = CTK_MODE_SCREENSAVER; |
| 1115 | screensaver_timer = 0; |
| 1116 | } |
| 1117 | } |
| 1118 | dispatcher_timer(ctk_signal_timer, data, CLK_TCK); |
| 1119 | } |
| 1120 | } |
| 1121 | /*-----------------------------------------------------------------------------------*/ |
adamdunkels | d07a542 | 2003-04-05 12:22:35 +0000 | [diff] [blame^] | 1122 | |
| 1123 | /*-----------------------------------------------------------------------------------*/ |