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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: sashwin.cpp | |
3 | // Purpose: wxSashWindow implementation. A sash window has an optional | |
4 | // sash on each edge, allowing it to be dragged. An event | |
5 | // is generated when the sash is released. | |
6 | // Author: Julian Smart | |
7 | // Modified by: | |
8 | // Created: 01/02/97 | |
9 | // RCS-ID: $Id$ | |
10 | // Copyright: (c) Julian Smart | |
11 | // Licence: wxWindows license | |
12 | ///////////////////////////////////////////////////////////////////////////// | |
13 | ||
14 | #ifdef __GNUG__ | |
15 | #pragma implementation "sashwin.h" | |
16 | #endif | |
17 | ||
18 | // For compilers that support precompilation, includes "wx.h". | |
19 | #include "wx/wxprec.h" | |
20 | ||
21 | #ifdef __BORLANDC__ | |
22 | #pragma hdrstop | |
23 | #endif | |
24 | ||
25 | #ifndef WX_PRECOMP | |
26 | #include "wx/wx.h" | |
27 | #endif | |
28 | ||
29 | #if !wxUSE_SASH | |
30 | #error "Thisfile requires wxUSE_SASH to be defined." | |
31 | #endif // wxUSE_SASH | |
32 | ||
33 | #include <math.h> | |
34 | #include <stdlib.h> | |
35 | ||
36 | #include "wx/string.h" | |
37 | #include "wx/dcscreen.h" | |
38 | #include "wx/sashwin.h" | |
39 | #include "wx/laywin.h" | |
40 | ||
41 | #if !USE_SHARED_LIBRARY | |
42 | IMPLEMENT_DYNAMIC_CLASS(wxSashWindow, wxWindow) | |
43 | IMPLEMENT_DYNAMIC_CLASS(wxSashEvent, wxCommandEvent) | |
44 | ||
45 | BEGIN_EVENT_TABLE(wxSashWindow, wxWindow) | |
46 | EVT_PAINT(wxSashWindow::OnPaint) | |
47 | EVT_SIZE(wxSashWindow::OnSize) | |
48 | EVT_MOUSE_EVENTS(wxSashWindow::OnMouseEvent) | |
49 | END_EVENT_TABLE() | |
50 | #endif | |
51 | ||
52 | wxSashWindow::wxSashWindow() | |
53 | { | |
54 | m_draggingEdge = wxSASH_NONE; | |
55 | m_dragMode = wxSASH_DRAG_NONE; | |
56 | m_oldX = 0; | |
57 | m_oldY = 0; | |
58 | m_firstX = 0; | |
59 | m_firstY = 0; | |
60 | m_borderSize = 3 ; | |
61 | m_extraBorderSize = 0; | |
62 | m_sashCursorWE = NULL; | |
63 | m_sashCursorNS = NULL; | |
64 | ||
65 | m_minimumPaneSizeX = 0; | |
66 | m_minimumPaneSizeY = 0; | |
67 | m_maximumPaneSizeX = 10000; | |
68 | m_maximumPaneSizeY = 10000; | |
69 | } | |
70 | ||
71 | wxSashWindow::wxSashWindow(wxWindow *parent, wxWindowID id, const wxPoint& pos, | |
72 | const wxSize& size, long style, const wxString& name) | |
73 | :wxWindow(parent, id, pos, size, style, name) | |
74 | { | |
75 | m_draggingEdge = wxSASH_NONE; | |
76 | m_dragMode = wxSASH_DRAG_NONE; | |
77 | m_oldX = 0; | |
78 | m_oldY = 0; | |
79 | m_firstX = 0; | |
80 | m_firstY = 0; | |
81 | m_borderSize = 3; | |
82 | m_extraBorderSize = 0; | |
83 | m_minimumPaneSizeX = 0; | |
84 | m_minimumPaneSizeY = 0; | |
85 | m_maximumPaneSizeX = 10000; | |
86 | m_maximumPaneSizeY = 10000; | |
87 | m_sashCursorWE = new wxCursor(wxCURSOR_SIZEWE); | |
88 | m_sashCursorNS = new wxCursor(wxCURSOR_SIZENS); | |
89 | ||
90 | // Eventually, we'll respond to colour change messages | |
91 | InitColours(); | |
92 | } | |
93 | ||
94 | wxSashWindow::~wxSashWindow() | |
95 | { | |
96 | delete m_sashCursorWE; | |
97 | delete m_sashCursorNS; | |
98 | } | |
99 | ||
100 | void wxSashWindow::OnPaint(wxPaintEvent& WXUNUSED(event)) | |
101 | { | |
102 | wxPaintDC dc(this); | |
103 | ||
104 | // if ( m_borderSize > 0 ) | |
105 | DrawBorders(dc); | |
106 | ||
107 | DrawSashes(dc); | |
108 | } | |
109 | ||
110 | void wxSashWindow::OnMouseEvent(wxMouseEvent& event) | |
111 | { | |
112 | long x, y; | |
113 | event.Position(&x, &y); | |
114 | ||
115 | wxSashEdgePosition sashHit = SashHitTest(x, y); | |
116 | ||
117 | // reset the cursor | |
118 | #ifdef __WXMOTIF__ | |
119 | SetCursor(* wxSTANDARD_CURSOR); | |
120 | #endif | |
121 | #ifdef __WXMSW__ | |
122 | SetCursor(wxCursor()); | |
123 | #endif | |
124 | ||
125 | if (event.LeftDown()) | |
126 | { | |
127 | if ( sashHit != wxSASH_NONE ) | |
128 | { | |
129 | CaptureMouse(); | |
130 | ||
131 | // Required for X to specify that | |
132 | // that we wish to draw on top of all windows | |
133 | // - and we optimise by specifying the area | |
134 | // for creating the overlap window. | |
135 | // Find the first frame or dialog and use this to specify | |
136 | // the area to draw on. | |
137 | wxWindow* parent = this; | |
138 | ||
139 | while (parent && !parent->IsKindOf(CLASSINFO(wxDialog)) && | |
140 | !parent->IsKindOf(CLASSINFO(wxFrame))) | |
141 | parent = parent->GetParent(); | |
142 | ||
143 | wxScreenDC::StartDrawingOnTop(parent); | |
144 | ||
145 | // We don't say we're dragging yet; we leave that | |
146 | // decision for the Dragging() branch, to ensure | |
147 | // the user has dragged a little bit. | |
148 | m_dragMode = wxSASH_DRAG_LEFT_DOWN; | |
149 | m_draggingEdge = sashHit; | |
150 | m_firstX = x; | |
151 | m_firstY = y; | |
152 | } | |
153 | } | |
154 | else if ( event.LeftUp() && m_dragMode == wxSASH_DRAG_LEFT_DOWN ) | |
155 | { | |
156 | // Wasn't a proper drag | |
157 | ReleaseMouse(); | |
158 | wxScreenDC::EndDrawingOnTop(); | |
159 | m_dragMode = wxSASH_DRAG_NONE; | |
160 | m_draggingEdge = wxSASH_NONE; | |
161 | } | |
162 | else if (event.LeftUp() && m_dragMode == wxSASH_DRAG_DRAGGING) | |
163 | { | |
164 | // We can stop dragging now and see what we've got. | |
165 | m_dragMode = wxSASH_DRAG_NONE; | |
166 | ReleaseMouse(); | |
167 | // Erase old tracker | |
168 | DrawSashTracker(m_draggingEdge, m_oldX, m_oldY); | |
169 | ||
170 | // End drawing on top (frees the window used for drawing | |
171 | // over the screen) | |
172 | wxScreenDC::EndDrawingOnTop(); | |
173 | ||
174 | int w, h; | |
175 | GetSize(&w, &h); | |
176 | int xp, yp; | |
177 | GetPosition(&xp, &yp); | |
178 | ||
179 | wxSashEdgePosition edge = m_draggingEdge; | |
180 | m_draggingEdge = wxSASH_NONE; | |
181 | ||
182 | wxRect dragRect; | |
183 | wxSashDragStatus status = wxSASH_STATUS_OK; | |
184 | ||
185 | // the new height and width of the window - if -1, it didn't change | |
186 | int newHeight = -1, | |
187 | newWidth = -1; | |
188 | ||
189 | // NB: x and y may be negative and they're relative to the sash window | |
190 | // upper left corner, while xp and yp are expressed in the parent | |
191 | // window system of coordinates, so adjust them! After this | |
192 | // adjustment, all coordinates are relative to the parent window. | |
193 | y += yp; | |
194 | x += xp; | |
195 | ||
196 | switch (edge) | |
197 | { | |
198 | case wxSASH_TOP: | |
199 | if ( y > yp + h ) | |
200 | { | |
201 | // top sash shouldn't get below the bottom one | |
202 | status = wxSASH_STATUS_OUT_OF_RANGE; | |
203 | } | |
204 | else | |
205 | { | |
206 | newHeight = h - (y - yp); | |
207 | } | |
208 | break; | |
209 | ||
210 | case wxSASH_BOTTOM: | |
211 | if ( y < yp ) | |
212 | { | |
213 | // bottom sash shouldn't get above the top one | |
214 | status = wxSASH_STATUS_OUT_OF_RANGE; | |
215 | } | |
216 | else | |
217 | { | |
218 | newHeight = y - yp; | |
219 | } | |
220 | break; | |
221 | ||
222 | case wxSASH_LEFT: | |
223 | if ( x > xp + w ) | |
224 | { | |
225 | // left sash shouldn't get beyond the right one | |
226 | status = wxSASH_STATUS_OUT_OF_RANGE; | |
227 | } | |
228 | else | |
229 | { | |
230 | newWidth = w - (x - xp); | |
231 | } | |
232 | break; | |
233 | ||
234 | case wxSASH_RIGHT: | |
235 | if ( x < xp ) | |
236 | { | |
237 | // and the right sash, finally, shouldn't be beyond the | |
238 | // left one | |
239 | status = wxSASH_STATUS_OUT_OF_RANGE; | |
240 | } | |
241 | else | |
242 | { | |
243 | newWidth = x - xp; | |
244 | } | |
245 | break; | |
246 | ||
247 | case wxSASH_NONE: | |
248 | // can this happen at all? | |
249 | break; | |
250 | } | |
251 | ||
252 | if ( newHeight == -1 ) | |
253 | { | |
254 | // didn't change | |
255 | newHeight = h; | |
256 | } | |
257 | else | |
258 | { | |
259 | // make sure it's in m_minimumPaneSizeY..m_maximumPaneSizeY range | |
260 | newHeight = wxMax(newHeight, m_minimumPaneSizeY); | |
261 | newHeight = wxMin(newHeight, m_maximumPaneSizeY); | |
262 | } | |
263 | ||
264 | if ( newWidth == -1 ) | |
265 | { | |
266 | // didn't change | |
267 | newWidth = w; | |
268 | } | |
269 | else | |
270 | { | |
271 | // make sure it's in m_minimumPaneSizeY..m_maximumPaneSizeY range | |
272 | newWidth = wxMax(newWidth, m_minimumPaneSizeX); | |
273 | newWidth = wxMin(newWidth, m_maximumPaneSizeX); | |
274 | } | |
275 | ||
276 | dragRect = wxRect(x, y, newWidth, newHeight); | |
277 | ||
278 | wxSashEvent event(GetId(), edge); | |
279 | event.SetEventObject(this); | |
280 | event.SetDragStatus(status); | |
281 | event.SetDragRect(dragRect); | |
282 | GetEventHandler()->ProcessEvent(event); | |
283 | } | |
284 | else if (event.Moving() && !event.Dragging()) | |
285 | { | |
286 | // Just change the cursor if required | |
287 | if ( sashHit != wxSASH_NONE ) | |
288 | { | |
289 | if ( (sashHit == wxSASH_LEFT) || (sashHit == wxSASH_RIGHT) ) | |
290 | { | |
291 | SetCursor(*m_sashCursorWE); | |
292 | } | |
293 | else | |
294 | { | |
295 | SetCursor(*m_sashCursorNS); | |
296 | } | |
297 | } | |
298 | } | |
299 | else if ( event.Dragging() && | |
300 | ((m_dragMode == wxSASH_DRAG_DRAGGING) || | |
301 | (m_dragMode == wxSASH_DRAG_LEFT_DOWN)) ) | |
302 | { | |
303 | if ( (m_draggingEdge == wxSASH_LEFT) || (m_draggingEdge == wxSASH_RIGHT) ) | |
304 | { | |
305 | SetCursor(*m_sashCursorWE); | |
306 | } | |
307 | else | |
308 | { | |
309 | SetCursor(*m_sashCursorNS); | |
310 | } | |
311 | ||
312 | if (m_dragMode == wxSASH_DRAG_LEFT_DOWN) | |
313 | { | |
314 | m_dragMode = wxSASH_DRAG_DRAGGING; | |
315 | DrawSashTracker(m_draggingEdge, x, y); | |
316 | } | |
317 | else | |
318 | { | |
319 | if ( m_dragMode == wxSASH_DRAG_DRAGGING ) | |
320 | { | |
321 | // Erase old tracker | |
322 | DrawSashTracker(m_draggingEdge, m_oldX, m_oldY); | |
323 | ||
324 | // Draw new one | |
325 | DrawSashTracker(m_draggingEdge, x, y); | |
326 | } | |
327 | } | |
328 | m_oldX = x; | |
329 | m_oldY = y; | |
330 | } | |
331 | else if ( event.LeftDClick() ) | |
332 | { | |
333 | // Nothing | |
334 | } | |
335 | else | |
336 | { | |
337 | } | |
338 | } | |
339 | ||
340 | void wxSashWindow::OnSize(wxSizeEvent& WXUNUSED(event)) | |
341 | { | |
342 | SizeWindows(); | |
343 | } | |
344 | ||
345 | wxSashEdgePosition wxSashWindow::SashHitTest(int x, int y, int WXUNUSED(tolerance)) | |
346 | { | |
347 | int cx, cy; | |
348 | GetClientSize(& cx, & cy); | |
349 | ||
350 | int i; | |
351 | for (i = 0; i < 4; i++) | |
352 | { | |
353 | wxSashEdge& edge = m_sashes[i]; | |
354 | wxSashEdgePosition position = (wxSashEdgePosition) i ; | |
355 | ||
356 | if (edge.m_show) | |
357 | { | |
358 | switch (position) | |
359 | { | |
360 | case wxSASH_TOP: | |
361 | { | |
362 | if (y >= 0 && y <= GetEdgeMargin(position)) | |
363 | return wxSASH_TOP; | |
364 | break; | |
365 | } | |
366 | case wxSASH_RIGHT: | |
367 | { | |
368 | if ((x >= cx - GetEdgeMargin(position)) && (x <= cx)) | |
369 | return wxSASH_RIGHT; | |
370 | break; | |
371 | } | |
372 | case wxSASH_BOTTOM: | |
373 | { | |
374 | if ((y >= cy - GetEdgeMargin(position)) && (y <= cy)) | |
375 | return wxSASH_BOTTOM; | |
376 | break; | |
377 | } | |
378 | case wxSASH_LEFT: | |
379 | { | |
380 | if ((x <= GetEdgeMargin(position)) && (x >= 0)) | |
381 | return wxSASH_LEFT; | |
382 | break; | |
383 | } | |
384 | case wxSASH_NONE: | |
385 | { | |
386 | break; | |
387 | } | |
388 | } | |
389 | } | |
390 | } | |
391 | return wxSASH_NONE; | |
392 | } | |
393 | ||
394 | // Draw 3D effect borders | |
395 | void wxSashWindow::DrawBorders(wxDC& dc) | |
396 | { | |
397 | int w, h; | |
398 | GetClientSize(&w, &h); | |
399 | ||
400 | wxPen mediumShadowPen(m_mediumShadowColour, 1, wxSOLID); | |
401 | wxPen darkShadowPen(m_darkShadowColour, 1, wxSOLID); | |
402 | wxPen lightShadowPen(m_lightShadowColour, 1, wxSOLID); | |
403 | wxPen hilightPen(m_hilightColour, 1, wxSOLID); | |
404 | ||
405 | if ( GetWindowStyleFlag() & wxSP_3D ) | |
406 | { | |
407 | dc.SetPen(mediumShadowPen); | |
408 | dc.DrawLine(0, 0, w-1, 0); | |
409 | dc.DrawLine(0, 0, 0, h - 1); | |
410 | ||
411 | dc.SetPen(darkShadowPen); | |
412 | dc.DrawLine(1, 1, w-2, 1); | |
413 | dc.DrawLine(1, 1, 1, h-2); | |
414 | ||
415 | dc.SetPen(hilightPen); | |
416 | dc.DrawLine(0, h-1, w-1, h-1); | |
417 | dc.DrawLine(w-1, 0, w-1, h); // Surely the maximum y pos. should be h - 1. | |
418 | /// Anyway, h is required for MSW. | |
419 | ||
420 | dc.SetPen(lightShadowPen); | |
421 | dc.DrawLine(w-2, 1, w-2, h-2); // Right hand side | |
422 | dc.DrawLine(1, h-2, w-1, h-2); // Bottom | |
423 | } | |
424 | else if ( GetWindowStyleFlag() & wxSP_BORDER ) | |
425 | { | |
426 | dc.SetBrush(*wxTRANSPARENT_BRUSH); | |
427 | dc.SetPen(*wxBLACK_PEN); | |
428 | dc.DrawRectangle(0, 0, w-1, h-1); | |
429 | } | |
430 | ||
431 | dc.SetPen(wxNullPen); | |
432 | dc.SetBrush(wxNullBrush); | |
433 | } | |
434 | ||
435 | void wxSashWindow::DrawSashes(wxDC& dc) | |
436 | { | |
437 | int i; | |
438 | for (i = 0; i < 4; i++) | |
439 | if (m_sashes[i].m_show) | |
440 | DrawSash((wxSashEdgePosition) i, dc); | |
441 | } | |
442 | ||
443 | // Draw the sash | |
444 | void wxSashWindow::DrawSash(wxSashEdgePosition edge, wxDC& dc) | |
445 | { | |
446 | int w, h; | |
447 | GetClientSize(&w, &h); | |
448 | ||
449 | wxPen facePen(m_faceColour, 1, wxSOLID); | |
450 | wxBrush faceBrush(m_faceColour, wxSOLID); | |
451 | wxPen mediumShadowPen(m_mediumShadowColour, 1, wxSOLID); | |
452 | wxPen darkShadowPen(m_darkShadowColour, 1, wxSOLID); | |
453 | wxPen lightShadowPen(m_lightShadowColour, 1, wxSOLID); | |
454 | wxPen hilightPen(m_hilightColour, 1, wxSOLID); | |
455 | wxPen blackPen(wxColour(0, 0, 0), 1, wxSOLID); | |
456 | wxPen whitePen(wxColour(255, 255, 255), 1, wxSOLID); | |
457 | ||
458 | if ( edge == wxSASH_LEFT || edge == wxSASH_RIGHT ) | |
459 | { | |
460 | int sashPosition = 0; | |
461 | if (edge == wxSASH_LEFT) | |
462 | sashPosition = 0; | |
463 | else | |
464 | sashPosition = w - GetEdgeMargin(edge); | |
465 | ||
466 | dc.SetPen(facePen); | |
467 | dc.SetBrush(faceBrush); | |
468 | dc.DrawRectangle(sashPosition, 0, GetEdgeMargin(edge), h); | |
469 | ||
470 | if (GetWindowStyleFlag() & wxSW_3D) | |
471 | { | |
472 | if (edge == wxSASH_LEFT) | |
473 | { | |
474 | // Draw a black line on the left to indicate that the | |
475 | // sash is raised | |
476 | dc.SetPen(blackPen); | |
477 | dc.DrawLine(GetEdgeMargin(edge), 0, GetEdgeMargin(edge), h); | |
478 | } | |
479 | else | |
480 | { | |
481 | // Draw a white line on the right to indicate that the | |
482 | // sash is raised | |
483 | dc.SetPen(whitePen); | |
484 | dc.DrawLine(w - GetEdgeMargin(edge), 0, w - GetEdgeMargin(edge), h); | |
485 | } | |
486 | } | |
487 | } | |
488 | else // top or bottom | |
489 | { | |
490 | int sashPosition = 0; | |
491 | if (edge == wxSASH_TOP) | |
492 | sashPosition = 0; | |
493 | else | |
494 | sashPosition = h - GetEdgeMargin(edge); | |
495 | ||
496 | dc.SetPen(facePen); | |
497 | dc.SetBrush(faceBrush); | |
498 | dc.DrawRectangle(0, sashPosition, w, GetEdgeMargin(edge)); | |
499 | ||
500 | if (GetWindowStyleFlag() & wxSW_3D) | |
501 | { | |
502 | if (edge == wxSASH_BOTTOM) | |
503 | { | |
504 | // Draw a black line on the bottom to indicate that the | |
505 | // sash is raised | |
506 | dc.SetPen(blackPen); | |
507 | dc.DrawLine(0, h - GetEdgeMargin(edge), w, h - GetEdgeMargin(edge)); | |
508 | } | |
509 | else | |
510 | { | |
511 | // Draw a white line on the top to indicate that the | |
512 | // sash is raised | |
513 | dc.SetPen(whitePen); | |
514 | dc.DrawLine(0, GetEdgeMargin(edge), w, GetEdgeMargin(edge)); | |
515 | } | |
516 | } | |
517 | } | |
518 | ||
519 | dc.SetPen(wxNullPen); | |
520 | dc.SetBrush(wxNullBrush); | |
521 | } | |
522 | ||
523 | // Draw the sash tracker (for whilst moving the sash) | |
524 | void wxSashWindow::DrawSashTracker(wxSashEdgePosition edge, int x, int y) | |
525 | { | |
526 | int w, h; | |
527 | GetClientSize(&w, &h); | |
528 | ||
529 | wxScreenDC screenDC; | |
530 | int x1, y1; | |
531 | int x2, y2; | |
532 | ||
533 | if ( edge == wxSASH_LEFT || edge == wxSASH_RIGHT ) | |
534 | { | |
535 | x1 = x; y1 = 2; | |
536 | x2 = x; y2 = h-2; | |
537 | ||
538 | if ( (edge == wxSASH_LEFT) && (x1 > w) ) | |
539 | { | |
540 | x1 = w; x2 = w; | |
541 | } | |
542 | else if ( (edge == wxSASH_RIGHT) && (x1 < 0) ) | |
543 | { | |
544 | x1 = 0; x2 = 0; | |
545 | } | |
546 | } | |
547 | else | |
548 | { | |
549 | x1 = 2; y1 = y; | |
550 | x2 = w-2; y2 = y; | |
551 | ||
552 | if ( (edge == wxSASH_TOP) && (y1 > h) ) | |
553 | { | |
554 | y1 = h; | |
555 | y2 = h; | |
556 | } | |
557 | else if ( (edge == wxSASH_BOTTOM) && (y1 < 0) ) | |
558 | { | |
559 | y1 = 0; | |
560 | y2 = 0; | |
561 | } | |
562 | } | |
563 | ||
564 | ClientToScreen(&x1, &y1); | |
565 | ClientToScreen(&x2, &y2); | |
566 | ||
567 | wxPen sashTrackerPen(*wxBLACK, 2, wxSOLID); | |
568 | ||
569 | screenDC.SetLogicalFunction(wxINVERT); | |
570 | screenDC.SetPen(sashTrackerPen); | |
571 | screenDC.SetBrush(*wxTRANSPARENT_BRUSH); | |
572 | ||
573 | screenDC.DrawLine(x1, y1, x2, y2); | |
574 | ||
575 | screenDC.SetLogicalFunction(wxCOPY); | |
576 | ||
577 | screenDC.SetPen(wxNullPen); | |
578 | screenDC.SetBrush(wxNullBrush); | |
579 | } | |
580 | ||
581 | // Position and size subwindows. | |
582 | // Note that the border size applies to each subwindow, not | |
583 | // including the edges next to the sash. | |
584 | void wxSashWindow::SizeWindows() | |
585 | { | |
586 | int cw, ch; | |
587 | GetClientSize(&cw, &ch); | |
588 | ||
589 | if (GetChildren().Number() == 1) | |
590 | { | |
591 | wxWindow* child = (wxWindow*) (GetChildren().First()->Data()); | |
592 | ||
593 | int x = 0; | |
594 | int y = 0; | |
595 | int width = cw; | |
596 | int height = ch; | |
597 | ||
598 | // Top | |
599 | if (m_sashes[0].m_show) | |
600 | { | |
601 | y = m_borderSize; | |
602 | height -= m_borderSize; | |
603 | } | |
604 | y += m_extraBorderSize; | |
605 | ||
606 | // Left | |
607 | if (m_sashes[3].m_show) | |
608 | { | |
609 | x = m_borderSize; | |
610 | width -= m_borderSize; | |
611 | } | |
612 | x += m_extraBorderSize; | |
613 | ||
614 | // Right | |
615 | if (m_sashes[1].m_show) | |
616 | { | |
617 | width -= m_borderSize; | |
618 | } | |
619 | width -= 2*m_extraBorderSize; | |
620 | ||
621 | // Bottom | |
622 | if (m_sashes[2].m_show) | |
623 | { | |
624 | height -= m_borderSize; | |
625 | } | |
626 | height -= 2*m_extraBorderSize; | |
627 | ||
628 | child->SetSize(x, y, width, height); | |
629 | } | |
630 | else if (GetChildren().Number() > 1) | |
631 | { | |
632 | // Perhaps multiple children are themselves sash windows. | |
633 | // TODO: this doesn't really work because the subwindows sizes/positions | |
634 | // must be set to leave a gap for the parent's sash (hit-test and decorations). | |
635 | // Perhaps we can allow for this within LayoutWindow, testing whether the parent | |
636 | // is a sash window, and if so, allowing some space for the edges. | |
637 | wxLayoutAlgorithm layout; | |
638 | layout.LayoutWindow(this); | |
639 | } | |
640 | ||
641 | wxClientDC dc(this); | |
642 | DrawBorders(dc); | |
643 | DrawSashes(dc); | |
644 | } | |
645 | ||
646 | // Initialize colours | |
647 | void wxSashWindow::InitColours() | |
648 | { | |
649 | // Shadow colours | |
650 | #if defined(__WIN95__) | |
651 | m_faceColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE); | |
652 | m_mediumShadowColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DSHADOW); | |
653 | m_darkShadowColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DDKSHADOW); | |
654 | m_lightShadowColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DLIGHT); | |
655 | m_hilightColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DHILIGHT); | |
656 | #else | |
657 | m_faceColour = *(wxTheColourDatabase->FindColour("LIGHT GREY")); | |
658 | m_mediumShadowColour = *(wxTheColourDatabase->FindColour("GREY")); | |
659 | m_darkShadowColour = *(wxTheColourDatabase->FindColour("BLACK")); | |
660 | m_lightShadowColour = *(wxTheColourDatabase->FindColour("LIGHT GREY")); | |
661 | m_hilightColour = *(wxTheColourDatabase->FindColour("WHITE")); | |
662 | #endif | |
663 | } | |
664 | ||
665 | void wxSashWindow::SetSashVisible(wxSashEdgePosition edge, bool sash) | |
666 | { | |
667 | m_sashes[edge].m_show = sash; | |
668 | if (sash) | |
669 | m_sashes[edge].m_margin = m_borderSize; | |
670 | else | |
671 | m_sashes[edge].m_margin = 0; | |
672 | } | |
673 |