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1 | /* | |
2 | Copyright (C) 1996 Scott W. Sadler | |
3 | All rights reserved. | |
4 | */ | |
5 | ||
6 | /* | |
7 | XsMotifWindow.h | |
8 | ||
9 | History | |
10 | 03-Mar-96 1.0; Scott W. Sadler (ssadler@cisco.com) | |
11 | Created | |
12 | */ | |
13 | ||
14 | #ifndef XSMOTIFWINDOW_H | |
15 | #define XSMOTIFWINDOW_H | |
16 | ||
17 | // Includes | |
18 | ||
19 | #include <Xm/Xm.h> | |
20 | #include "XsMDIWindow.h" | |
21 | ||
22 | // Forward declarations | |
23 | ||
24 | class XsMotifWindow; | |
25 | ||
26 | /* | |
27 | ---------------------------------------------------------------------------- | |
28 | _XsMotifBase class | |
29 | */ | |
30 | ||
31 | class _XsMotifBase : public XsComponent { | |
32 | ||
33 | public: | |
34 | ||
35 | // Destructor | |
36 | ||
37 | virtual ~_XsMotifBase ( ); | |
38 | ||
39 | // Window actions | |
40 | ||
41 | virtual void show ( ); | |
42 | ||
43 | // Class name | |
44 | ||
45 | virtual const char *className ( ) const; | |
46 | ||
47 | protected: | |
48 | ||
49 | // Protected constructor | |
50 | ||
51 | _XsMotifBase (const char *name, XsMotifWindow *win); | |
52 | ||
53 | // Component life-cycle | |
54 | ||
55 | virtual void _componentDestroyed ( ); | |
56 | ||
57 | // Utilities | |
58 | ||
59 | void _drawShadows (Position x, Position y, Dimension width, | |
60 | Dimension height, Dimension thick, Boolean reverse = False); | |
61 | ||
62 | void _drawLine (Position x1, Position y1, Position x2, Position y2, GC &gc); | |
63 | ||
64 | // Implementation | |
65 | ||
66 | XsMotifWindow *_win; | |
67 | ||
68 | GC _topShadowGC; | |
69 | GC _bottomShadowGC; | |
70 | ||
71 | // Event handlers | |
72 | ||
73 | virtual void _map ( ); | |
74 | ||
75 | // Internal Event handlers | |
76 | ||
77 | static void _mapEventHandler (Widget, XtPointer, XEvent*, Boolean*); | |
78 | }; | |
79 | ||
80 | /* | |
81 | ---------------------------------------------------------------------------- | |
82 | _XsMotifComponent class | |
83 | */ | |
84 | ||
85 | class _XsMotifComponent : public _XsMotifBase { | |
86 | ||
87 | public: | |
88 | ||
89 | // Destructor | |
90 | ||
91 | virtual ~_XsMotifComponent ( ); | |
92 | ||
93 | // Enumerations | |
94 | ||
95 | enum Cursors { | |
96 | TopCursor = 0, BottomCursor, LeftCursor, RightCursor, | |
97 | TopLeftCursor, TopRightCursor, BottomLeftCursor, | |
98 | BottomRightCursor, NumCursors }; | |
99 | ||
100 | // Class name | |
101 | ||
102 | virtual const char *className ( ) const; | |
103 | ||
104 | protected: | |
105 | ||
106 | // Protected constructor | |
107 | ||
108 | _XsMotifComponent (const char *name, XsMotifWindow *win, Widget parent = 0); | |
109 | ||
110 | // Cursors | |
111 | ||
112 | static Cursor _cursors[NumCursors]; | |
113 | ||
114 | // Component parameters | |
115 | ||
116 | Dimension _borderSize; | |
117 | Dimension _buttonSize; | |
118 | Dimension _cornerSize; | |
119 | ||
120 | // Event handlers | |
121 | ||
122 | virtual void _expose (XEvent*) = 0; | |
123 | virtual void _input (XEvent*); | |
124 | ||
125 | private: | |
126 | ||
127 | // Internal Event handlers | |
128 | ||
129 | static void _exposeEventHandler (Widget, XtPointer, XEvent*, Boolean*); | |
130 | static void _inputEventHandler (Widget, XtPointer, XEvent*, Boolean*); | |
131 | ||
132 | // Resources | |
133 | ||
134 | static XtResource _resourceList[]; | |
135 | ||
136 | static int _mutex; | |
137 | }; | |
138 | ||
139 | /* | |
140 | ---------------------------------------------------------------------------- | |
141 | _XsMotifCorner class | |
142 | */ | |
143 | ||
144 | class _XsMotifCorner : public _XsMotifComponent { | |
145 | ||
146 | public: | |
147 | ||
148 | // Enumerations | |
149 | ||
150 | enum Corner { TopLeft = 0, TopRight, BottomLeft, BottomRight, Max }; | |
151 | ||
152 | // Constructor/Destructor | |
153 | ||
154 | _XsMotifCorner (const char *name, XsMotifWindow *win, Corner corner); | |
155 | virtual ~_XsMotifCorner ( ); | |
156 | ||
157 | // Class name | |
158 | ||
159 | virtual const char *className ( ) const; | |
160 | ||
161 | protected: | |
162 | ||
163 | // Implementation | |
164 | ||
165 | Corner _corner; | |
166 | ||
167 | // Event handlers | |
168 | ||
169 | virtual void _expose (XEvent*); | |
170 | virtual void _input (XEvent*); | |
171 | virtual void _map ( ); | |
172 | }; | |
173 | ||
174 | /* | |
175 | ---------------------------------------------------------------------------- | |
176 | _XsMotifSide class | |
177 | */ | |
178 | ||
179 | class _XsMotifSide : public _XsMotifComponent { | |
180 | ||
181 | public: | |
182 | ||
183 | // Enumerations | |
184 | ||
185 | enum Side { Top = 0, Bottom, Left, Right, Max }; | |
186 | ||
187 | // Constructor/Destructor | |
188 | ||
189 | _XsMotifSide (const char *name, XsMotifWindow *win, Side side); | |
190 | virtual ~_XsMotifSide ( ); | |
191 | ||
192 | // Class name | |
193 | ||
194 | virtual const char *className ( ) const; | |
195 | ||
196 | protected: | |
197 | ||
198 | // Implementation | |
199 | ||
200 | Side _side; | |
201 | ||
202 | int _lastW; | |
203 | int _lastH; | |
204 | ||
205 | // Event handlers | |
206 | ||
207 | virtual void _expose (XEvent*); | |
208 | virtual void _input (XEvent*); | |
209 | virtual void _map ( ); | |
210 | virtual void _configure (XEvent *); | |
211 | ||
212 | private: | |
213 | ||
214 | // Callbacks | |
215 | ||
216 | static void _configureEventHandler (Widget, XtPointer, XEvent*, Boolean*); | |
217 | }; | |
218 | ||
219 | /* | |
220 | ---------------------------------------------------------------------------- | |
221 | _XsMotifButton class | |
222 | */ | |
223 | ||
224 | class _XsMotifButton : public _XsMotifComponent { | |
225 | ||
226 | public: | |
227 | ||
228 | // Enumerations | |
229 | ||
230 | enum Button { Menu = 0, Minimize, Maximize, Max }; | |
231 | ||
232 | // Constructor/Destructor | |
233 | ||
234 | _XsMotifButton (const char *name, XsMotifWindow *win, Button button); | |
235 | virtual ~_XsMotifButton ( ); | |
236 | ||
237 | // Utilities | |
238 | ||
239 | virtual void redraw ( ); | |
240 | ||
241 | // Class name | |
242 | ||
243 | virtual const char *className ( ) const; | |
244 | ||
245 | protected: | |
246 | ||
247 | // Implementation | |
248 | ||
249 | Boolean _pressed; | |
250 | Button _button; | |
251 | ||
252 | // Event handlers | |
253 | ||
254 | virtual void _expose (XEvent*); | |
255 | virtual void _input (XEvent*); | |
256 | virtual void _map ( ); | |
257 | }; | |
258 | ||
259 | /* | |
260 | ---------------------------------------------------------------------------- | |
261 | _XsMotifTitle class | |
262 | */ | |
263 | ||
264 | class _XsMotifTitle : public _XsMotifComponent { | |
265 | ||
266 | public: | |
267 | ||
268 | // Constructor/Destructor | |
269 | ||
270 | _XsMotifTitle (const char *name, XsMotifWindow *win); | |
271 | virtual ~_XsMotifTitle ( ); | |
272 | ||
273 | // Title string | |
274 | ||
275 | void setTitle (const char *name); | |
276 | const char *title ( ) const; | |
277 | ||
278 | // Class name | |
279 | ||
280 | virtual const char *className ( ) const; | |
281 | ||
282 | protected: | |
283 | ||
284 | // Implementation | |
285 | ||
286 | Boolean _pressed; | |
287 | String _titleString; | |
288 | GC _fontGC; | |
289 | ||
290 | XFontStruct *_titleFont; | |
291 | ||
292 | int _lastW; | |
293 | int _lastH; | |
294 | ||
295 | // Component life-cycle | |
296 | ||
297 | virtual void _componentDestroyed ( ); | |
298 | ||
299 | // Utilities | |
300 | ||
301 | virtual void _redraw ( ); | |
302 | ||
303 | // Event handlers | |
304 | ||
305 | virtual void _expose (XEvent*); | |
306 | virtual void _input (XEvent*); | |
307 | virtual void _map ( ); | |
308 | virtual void _configure (XEvent*); | |
309 | ||
310 | private: | |
311 | ||
312 | // Callbacks | |
313 | ||
314 | static void _configureEventHandler (Widget, XtPointer, XEvent*, Boolean*); | |
315 | ||
316 | // Resources | |
317 | ||
318 | static XtResource _resourceList[]; | |
319 | }; | |
320 | ||
321 | // Inline member functions | |
322 | ||
323 | inline const char *_XsMotifTitle::title ( ) const | |
324 | { | |
325 | return (_titleString); | |
326 | } | |
327 | ||
328 | /* | |
329 | ---------------------------------------------------------------------------- | |
330 | _XsMotifIcon class | |
331 | */ | |
332 | ||
333 | class _XsMotifIcon : public _XsMotifComponent { | |
334 | ||
335 | public: | |
336 | ||
337 | // Constructor/Destructor | |
338 | ||
339 | _XsMotifIcon (const char *name, XsMotifWindow *win, Widget parent); | |
340 | virtual ~_XsMotifIcon ( ); | |
341 | ||
342 | // Window operations | |
343 | ||
344 | virtual void show ( ); | |
345 | ||
346 | // Icon name/pixmap | |
347 | ||
348 | void setIconName (const char *name); | |
349 | const char *iconName ( ) const; | |
350 | ||
351 | void setPixmap (Pixmap pm); | |
352 | Pixmap pixmap ( ) const; | |
353 | ||
354 | // Class name | |
355 | ||
356 | virtual const char *className ( ) const; | |
357 | ||
358 | protected: | |
359 | ||
360 | // Implementation | |
361 | ||
362 | GC _fontGC; | |
363 | GC _pixmapGC; | |
364 | ||
365 | Dimension _iconSize; | |
366 | String _iconName; | |
367 | XFontStruct *_iconFont; | |
368 | Pixmap _pixmap; | |
369 | Boolean _freePixmap; | |
370 | ||
371 | Dimension _width, _height; | |
372 | Position _iconX, _iconY; | |
373 | Boolean _placed; | |
374 | ||
375 | // Component life-cycle | |
376 | ||
377 | virtual void _componentDestroyed ( ); | |
378 | ||
379 | // Event handlers | |
380 | ||
381 | virtual void _expose (XEvent*); | |
382 | virtual void _input (XEvent*); | |
383 | virtual void _map ( ); | |
384 | ||
385 | private: | |
386 | ||
387 | // Resources | |
388 | ||
389 | static XtResource _resourceList[]; | |
390 | }; | |
391 | ||
392 | // Inline member-functions | |
393 | ||
394 | inline const char *_XsMotifIcon::iconName ( ) const | |
395 | { | |
396 | return (_iconName); | |
397 | } | |
398 | ||
399 | inline Pixmap _XsMotifIcon::pixmap ( ) const | |
400 | { | |
401 | return (_pixmap); | |
402 | } | |
403 | ||
404 | /* | |
405 | ---------------------------------------------------------------------------- | |
406 | _XsMotifMenu class | |
407 | */ | |
408 | ||
409 | class _XsMotifMenu : public _XsMotifBase { | |
410 | ||
411 | public: | |
412 | ||
413 | // Constructor/Destructor | |
414 | ||
415 | _XsMotifMenu (const char *name, XsMotifWindow *win); | |
416 | virtual ~_XsMotifMenu ( ); | |
417 | ||
418 | // Utilities | |
419 | ||
420 | virtual void popup (Boolean atPointer = True); | |
421 | ||
422 | // Enumerations | |
423 | ||
424 | enum Item { | |
425 | NoItem = -1, Restore, Move, Size, Minimize, | |
426 | Maximize, Raise, Lower, Close, Num | |
427 | }; | |
428 | ||
429 | // Class name | |
430 | ||
431 | virtual const char *className ( ) const; | |
432 | ||
433 | protected: | |
434 | ||
435 | // Dimensions | |
436 | ||
437 | enum { ShadowThickness = 1 }; | |
438 | enum { VertTextOffset = 3 }; | |
439 | enum { HorizTextOffset = 10 }; | |
440 | ||
441 | // Implementation | |
442 | ||
443 | static Cursor _cursor; | |
444 | static Pixmap _stipple; | |
445 | static Display *_dpy; | |
446 | ||
447 | Boolean _saveUnder; | |
448 | ||
449 | String _strings[Num]; | |
450 | XFontStruct *_menuFont; | |
451 | ||
452 | GC _fontGC; | |
453 | GC _grayGC; | |
454 | GC _backgroundGC; | |
455 | ||
456 | Item _curItem; | |
457 | ||
458 | // Component life-cycle | |
459 | ||
460 | virtual void _componentDestroyed ( ); | |
461 | ||
462 | // Menu event processing | |
463 | ||
464 | virtual void _processEvents ( ); | |
465 | ||
466 | // Utilities | |
467 | ||
468 | virtual void _processItem (Item item); | |
469 | virtual void _redrawMenu ( ); | |
470 | ||
471 | void _redrawItem (Item); | |
472 | void _toggleItem (Item, Boolean active = False); | |
473 | Item _trackPointer (XMotionEvent *event); | |
474 | ||
475 | // Pointer grabs | |
476 | ||
477 | Boolean _grabPointer ( ); | |
478 | void _ungrabPointer ( ); | |
479 | ||
480 | // Event handlers | |
481 | ||
482 | virtual void _map ( ); | |
483 | ||
484 | private: | |
485 | ||
486 | // Work procedure | |
487 | ||
488 | static Boolean _workProc (XtPointer); | |
489 | ||
490 | // Resources | |
491 | ||
492 | static XtResource _resourceList[]; | |
493 | static int _count; | |
494 | }; | |
495 | ||
496 | ||
497 | /* | |
498 | ---------------------------------------------------------------------------- | |
499 | XsMotifWindow class | |
500 | */ | |
501 | ||
502 | class XsMotifWindow : public XsMDIWindow { | |
503 | ||
504 | public: | |
505 | ||
506 | // Constructor/Destructor | |
507 | ||
508 | XsMotifWindow (const char *name); | |
509 | virtual ~XsMotifWindow ( ); | |
510 | ||
511 | // Window manipulation | |
512 | ||
513 | virtual void raise ( ); | |
514 | virtual void lower ( ); | |
515 | ||
516 | virtual void minimize ( ); | |
517 | virtual void maximize ( ); | |
518 | virtual void restore ( ); | |
519 | ||
520 | virtual void close ( ); | |
521 | ||
522 | // Window and icon strings | |
523 | ||
524 | void setTitle (const char *name); | |
525 | const char *title ( ) const; | |
526 | ||
527 | void setIconName (const char *name); | |
528 | const char *iconName ( ) const; | |
529 | ||
530 | void setPixmap (Pixmap pm); | |
531 | Pixmap pixmap ( ) const; | |
532 | ||
533 | // Window icon handle | |
534 | ||
535 | Widget icon ( ) const; | |
536 | ||
537 | // Menu settings | |
538 | ||
539 | void popupMenu (Boolean atPointer = True); | |
540 | ||
541 | // Utilities | |
542 | ||
543 | Boolean maximized ( ) const; | |
544 | Boolean minimized ( ) const; | |
545 | ||
546 | // Position and size | |
547 | ||
548 | virtual void setPosition (Position, Position); | |
549 | virtual void setSize (Dimension, Dimension); | |
550 | ||
551 | Dimension minWidth ( ) const; | |
552 | Dimension minHeight ( ) const; | |
553 | ||
554 | // Class name | |
555 | ||
556 | virtual const char *className ( ) const; | |
557 | ||
558 | protected: | |
559 | ||
560 | // Window creation functions | |
561 | ||
562 | virtual void _buildClientArea (Widget parent) = 0; | |
563 | virtual void _createWindow (Widget parent); | |
564 | ||
565 | // Window components | |
566 | ||
567 | _XsMotifCorner *_corners[_XsMotifCorner::Max]; | |
568 | _XsMotifSide *_sides[_XsMotifSide::Max]; | |
569 | _XsMotifButton *_buttons[_XsMotifButton::Max]; | |
570 | _XsMotifTitle *_title; | |
571 | _XsMotifIcon *_icon; | |
572 | _XsMotifMenu *_menu; | |
573 | ||
574 | // Window dimensions | |
575 | ||
576 | Dimension _savedWidth, _savedHeight; | |
577 | Position _savedX, _savedY; | |
578 | Dimension _minW, _maxW; | |
579 | Dimension _minH, _maxH; | |
580 | ||
581 | // Window parameters | |
582 | ||
583 | Boolean _showBorder; | |
584 | Boolean _showResize; | |
585 | Boolean _showTitle; | |
586 | Boolean _showMenu; | |
587 | Boolean _showMinimize; | |
588 | Boolean _showMaximize; | |
589 | Boolean _lowerOnIconify; | |
590 | ||
591 | // Window state | |
592 | ||
593 | Boolean _maximized; | |
594 | Boolean _minimized; | |
595 | ||
596 | // Callbacks | |
597 | ||
598 | virtual void _mapEvent ( ); | |
599 | ||
600 | private: | |
601 | ||
602 | // Internal event handlers | |
603 | ||
604 | static void _mapEventHandler (Widget, XtPointer, XEvent*, Boolean*); | |
605 | ||
606 | // Resources | |
607 | ||
608 | static XtResource _resourceList[]; | |
609 | }; | |
610 | ||
611 | // Inline member functions | |
612 | ||
613 | inline Boolean XsMotifWindow::maximized ( ) const | |
614 | { | |
615 | return (_maximized); | |
616 | } | |
617 | ||
618 | inline Boolean XsMotifWindow::minimized ( ) const | |
619 | { | |
620 | return (_minimized); | |
621 | } | |
622 | ||
623 | inline const char *XsMotifWindow::title ( ) const | |
624 | { | |
625 | if (_title != 0) | |
626 | return (_title->title ( )); | |
627 | else | |
628 | return (0); | |
629 | } | |
630 | ||
631 | inline const char *XsMotifWindow::iconName ( ) const | |
632 | { | |
633 | if (_icon != 0) | |
634 | return (_icon->iconName ( )); | |
635 | else | |
636 | return (0); | |
637 | } | |
638 | ||
639 | inline Pixmap XsMotifWindow::pixmap ( ) const | |
640 | { | |
641 | if (_icon != 0) | |
642 | return (_icon->pixmap ( )); | |
643 | else | |
644 | return (None); | |
645 | } | |
646 | ||
647 | inline Widget XsMotifWindow::icon ( ) const | |
648 | { | |
649 | if (_icon != 0) | |
650 | return (_icon->base ( )); | |
651 | else | |
652 | return (0); | |
653 | } | |
654 | ||
655 | inline Dimension XsMotifWindow::minWidth ( ) const | |
656 | { | |
657 | return (_minW); | |
658 | } | |
659 | ||
660 | inline Dimension XsMotifWindow::minHeight ( ) const | |
661 | { | |
662 | return (_minH); | |
663 | } | |
664 | ||
665 | #endif |