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0e320a79 DW |
1 | ///////////////////////////////////////////////////////////////////////////// |
2 | // Name: slider.cpp | |
3 | // Purpose: wxSlider | |
409c9842 | 4 | // Author: David Webster |
0e320a79 | 5 | // Modified by: |
409c9842 | 6 | // Created: 10/15/99 |
0e320a79 | 7 | // RCS-ID: $Id$ |
409c9842 DW |
8 | // Copyright: (c) David Webster |
9 | // Licence: wxWindows licence | |
0e320a79 DW |
10 | ///////////////////////////////////////////////////////////////////////////// |
11 | ||
409c9842 DW |
12 | // For compilers that support precompilation, includes "wx.h". |
13 | #include "wx/wxprec.h" | |
14 | ||
15 | #ifdef __BORLANDC__ | |
16 | #pragma hdrstop | |
17 | #endif | |
18 | ||
19 | #ifndef WX_PRECOMP | |
20 | #include <stdio.h> | |
21 | #include <wx/utils.h> | |
22 | #include <wx/brush.h> | |
0e320a79 DW |
23 | #endif |
24 | ||
25 | #include "wx/slider.h" | |
409c9842 | 26 | #include "wx/os2/private.h" |
0e320a79 DW |
27 | |
28 | #if !USE_SHARED_LIBRARY | |
29 | IMPLEMENT_DYNAMIC_CLASS(wxSlider, wxControl) | |
04701dd9 | 30 | #endif |
0e320a79 | 31 | |
0e320a79 DW |
32 | // Slider |
33 | wxSlider::wxSlider() | |
34 | { | |
409c9842 DW |
35 | m_staticValue = 0; |
36 | m_staticMin = 0; | |
37 | m_staticMax = 0; | |
0e320a79 DW |
38 | m_pageSize = 1; |
39 | m_lineSize = 1; | |
40 | m_rangeMax = 0; | |
41 | m_rangeMin = 0; | |
42 | m_tickFreq = 0; | |
43 | } | |
44 | ||
45 | bool wxSlider::Create(wxWindow *parent, wxWindowID id, | |
46 | int value, int minValue, int maxValue, | |
47 | const wxPoint& pos, | |
48 | const wxSize& size, long style, | |
5d4b632b | 49 | #if wxUSE_VALIDATORS |
0e320a79 | 50 | const wxValidator& validator, |
5d4b632b | 51 | #endif |
0e320a79 DW |
52 | const wxString& name) |
53 | { | |
54 | SetName(name); | |
5d4b632b | 55 | #if wxUSE_VALIDATORS |
0e320a79 | 56 | SetValidator(validator); |
5d4b632b | 57 | #endif |
0e320a79 DW |
58 | |
59 | if (parent) parent->AddChild(this); | |
60 | ||
61 | m_lineSize = 1; | |
62 | m_windowStyle = style; | |
63 | m_tickFreq = 0; | |
64 | ||
65 | if ( id == -1 ) | |
66 | m_windowId = (int)NewControlId(); | |
67 | else | |
68 | m_windowId = id; | |
69 | ||
70 | m_rangeMax = maxValue; | |
71 | m_rangeMin = minValue; | |
72 | ||
73 | m_pageSize = (int)((maxValue-minValue)/10); | |
74 | ||
75 | // TODO create slider | |
76 | ||
77 | return FALSE; | |
78 | } | |
79 | ||
409c9842 DW |
80 | bool wxSlider::OS2OnScroll(int WXUNUSED(orientation), WXWORD wParam, |
81 | WXWORD pos, WXHWND control) | |
82 | { | |
83 | int position = 0; // Dummy - not used in this mode | |
84 | ||
85 | int nScrollInc; | |
86 | wxEventType scrollEvent = wxEVT_NULL; | |
87 | // TODO: | |
88 | /* | |
89 | switch ( wParam ) | |
90 | { | |
91 | case SB_TOP: | |
92 | nScrollInc = m_rangeMax - position; | |
93 | scrollEvent = wxEVT_SCROLL_TOP; | |
94 | break; | |
95 | ||
96 | case SB_BOTTOM: | |
97 | nScrollInc = - position; | |
98 | scrollEvent = wxEVT_SCROLL_BOTTOM; | |
99 | break; | |
100 | ||
101 | case SB_LINEUP: | |
102 | nScrollInc = - GetLineSize(); | |
103 | scrollEvent = wxEVT_SCROLL_LINEUP; | |
104 | break; | |
105 | ||
106 | case SB_LINEDOWN: | |
107 | nScrollInc = GetLineSize(); | |
108 | scrollEvent = wxEVT_SCROLL_LINEDOWN; | |
109 | break; | |
110 | ||
111 | case SB_PAGEUP: | |
112 | nScrollInc = -GetPageSize(); | |
113 | scrollEvent = wxEVT_SCROLL_PAGEUP; | |
114 | break; | |
115 | ||
116 | case SB_PAGEDOWN: | |
117 | nScrollInc = GetPageSize(); | |
118 | scrollEvent = wxEVT_SCROLL_PAGEDOWN; | |
119 | break; | |
120 | ||
121 | case SB_THUMBTRACK: | |
122 | case SB_THUMBPOSITION: | |
123 | #ifdef __WIN32__ | |
124 | nScrollInc = (signed short)pos - position; | |
125 | #else // Win16 | |
126 | nScrollInc = pos - position; | |
127 | #endif // Win32/16 | |
128 | scrollEvent = wxEVT_SCROLL_THUMBTRACK; | |
129 | break; | |
130 | ||
131 | default: | |
132 | nScrollInc = 0; | |
133 | } | |
134 | ||
135 | if ( nScrollInc == 0 ) | |
136 | { | |
137 | // no event... | |
138 | return FALSE; | |
139 | } | |
140 | ||
141 | int newPos = (int)::SendMessage((HWND) control, TBM_GETPOS, 0, 0); | |
142 | if ( (newPos < GetMin()) || (newPos > GetMax()) ) | |
143 | { | |
144 | // out of range - but we did process it | |
145 | return TRUE; | |
146 | } | |
147 | */ | |
04701dd9 | 148 | int newPos = 0; //temporary |
409c9842 DW |
149 | SetValue(newPos); |
150 | ||
151 | wxScrollEvent event(scrollEvent, m_windowId); | |
152 | event.SetPosition(newPos); | |
153 | event.SetEventObject( this ); | |
154 | GetEventHandler()->ProcessEvent(event); | |
155 | ||
156 | wxCommandEvent cevent( wxEVT_COMMAND_SLIDER_UPDATED, GetId() ); | |
157 | cevent.SetEventObject( this ); | |
158 | ||
159 | return GetEventHandler()->ProcessEvent( cevent ); | |
160 | } | |
161 | ||
0e320a79 DW |
162 | wxSlider::~wxSlider() |
163 | { | |
409c9842 | 164 | // TODO: |
0e320a79 DW |
165 | } |
166 | ||
167 | int wxSlider::GetValue() const | |
168 | { | |
169 | // TODO | |
170 | return 0; | |
171 | } | |
172 | ||
173 | void wxSlider::SetValue(int value) | |
174 | { | |
175 | // TODO | |
176 | } | |
177 | ||
178 | void wxSlider::GetSize(int *width, int *height) const | |
179 | { | |
180 | // TODO | |
181 | } | |
182 | ||
183 | void wxSlider::GetPosition(int *x, int *y) const | |
184 | { | |
185 | // TODO | |
186 | } | |
187 | ||
409c9842 DW |
188 | // TODO one day, make sense of all this horros and replace it with a readable |
189 | // DoGetBestSize() | |
190 | void wxSlider::DoSetSize(int x, int y, int width, int height, int sizeFlags) | |
0e320a79 | 191 | { |
409c9842 DW |
192 | int x1 = x; |
193 | int y1 = y; | |
194 | int w1 = width; | |
195 | int h1 = height; | |
196 | ||
197 | int currentX, currentY; | |
198 | GetPosition(¤tX, ¤tY); | |
199 | if (x == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE)) | |
200 | x1 = currentX; | |
201 | if (y == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE)) | |
202 | y1 = currentY; | |
203 | ||
204 | // TODO: | |
205 | /* | |
206 | ||
207 | AdjustForParentClientOrigin(x1, y1, sizeFlags); | |
208 | ||
209 | wxChar buf[300]; | |
210 | ||
211 | int x_offset = x; | |
212 | int y_offset = y; | |
213 | ||
214 | int cx; // slider,min,max sizes | |
215 | int cy; | |
216 | int cyf; | |
217 | ||
218 | wxGetCharSize(GetHWND(), &cx, &cy, & this->GetFont()); | |
219 | ||
220 | if ((m_windowStyle & wxSL_VERTICAL) != wxSL_VERTICAL) | |
221 | { | |
222 | if ( m_windowStyle & wxSL_LABELS ) | |
223 | { | |
224 | int min_len = 0; | |
225 | ||
226 | GetWindowText((HWND) m_staticMin, buf, 300); | |
227 | GetTextExtent(buf, &min_len, &cyf,NULL,NULL, & this->GetFont()); | |
228 | ||
229 | int max_len = 0; | |
230 | ||
231 | GetWindowText((HWND) m_staticMax, buf, 300); | |
232 | GetTextExtent(buf, &max_len, &cyf,NULL,NULL, & this->GetFont()); | |
233 | if (m_staticValue) | |
234 | { | |
235 | int new_width = (int)(wxMax(min_len, max_len)); | |
236 | int valueHeight = (int)cyf; | |
237 | #ifdef __WIN32__ | |
238 | // For some reason, under Win95, the text edit control has | |
239 | // a lot of space before the first character | |
240 | new_width += 3*cx; | |
241 | #endif | |
242 | // The height needs to be a bit bigger under Win95 if using native | |
243 | // 3D effects. | |
244 | valueHeight = (int) (valueHeight * 1.5) ; | |
245 | MoveWindow((HWND) m_staticValue, x_offset, y_offset, new_width, valueHeight, TRUE); | |
246 | x_offset += new_width + cx; | |
247 | } | |
248 | ||
249 | MoveWindow((HWND) m_staticMin, x_offset, y_offset, (int)min_len, cy, TRUE); | |
250 | x_offset += (int)(min_len + cx); | |
251 | ||
252 | int slider_length = (int)(w1 - x_offset - max_len - cx); | |
253 | ||
254 | int slider_height = h1; | |
255 | if (slider_height < 0 ) | |
256 | slider_height = 20; | |
257 | ||
258 | // Slider must have a minimum/default length/height | |
259 | if (slider_length < 100) | |
260 | slider_length = 100; | |
261 | ||
262 | MoveWindow(GetHwnd(), x_offset, y_offset, slider_length, slider_height, TRUE); | |
263 | x_offset += slider_length + cx; | |
264 | ||
265 | MoveWindow((HWND) m_staticMax, x_offset, y_offset, (int)max_len, cy, TRUE); | |
266 | } | |
267 | else | |
268 | { | |
269 | // No labels | |
270 | // If we're prepared to use the existing size, then... | |
271 | if (width == -1 && height == -1 && ((sizeFlags & wxSIZE_AUTO) != wxSIZE_AUTO)) | |
272 | { | |
273 | GetSize(&w1, &h1); | |
274 | } | |
275 | if ( w1 < 0 ) | |
276 | w1 = 200; | |
277 | if ( h1 < 0 ) | |
278 | h1 = 20; | |
279 | MoveWindow(GetHwnd(), x1, y1, w1, h1, TRUE); | |
280 | } | |
281 | } | |
282 | else | |
283 | { | |
284 | if ( m_windowStyle & wxSL_LABELS ) | |
285 | { | |
286 | int min_len; | |
287 | GetWindowText((HWND) m_staticMin, buf, 300); | |
288 | GetTextExtent(buf, &min_len, &cyf,NULL,NULL, & this->GetFont()); | |
289 | ||
290 | int max_len; | |
291 | GetWindowText((HWND) m_staticMax, buf, 300); | |
292 | GetTextExtent(buf, &max_len, &cyf,NULL,NULL, & this->GetFont()); | |
293 | ||
294 | if (m_staticValue) | |
295 | { | |
296 | int new_width = (int)(wxMax(min_len, max_len)); | |
297 | int valueHeight = (int)cyf; | |
298 | //// Suggested change by George Tasker - remove this block... | |
299 | #ifdef __WIN32__ | |
300 | // For some reason, under Win95, the text edit control has | |
301 | // a lot of space before the first character | |
302 | new_width += 3*cx; | |
303 | #endif | |
304 | ... and replace with following line: | |
305 | new_width += cx; | |
306 | ||
307 | // The height needs to be a bit bigger under Win95 if using native | |
308 | // 3D effects. | |
309 | valueHeight = (int) (valueHeight * 1.5) ; | |
310 | ||
311 | MoveWindow((HWND) m_staticValue, x_offset, y_offset, new_width, valueHeight, TRUE); | |
312 | y_offset += valueHeight; | |
313 | } | |
314 | ||
315 | MoveWindow((HWND) m_staticMin, x_offset, y_offset, (int)min_len, cy, TRUE); | |
316 | y_offset += cy; | |
317 | ||
318 | int slider_length = (int)(h1 - y_offset - cy - cy); | |
319 | ||
320 | int slider_width = w1; | |
321 | if (slider_width < 0 ) | |
322 | slider_width = 20; | |
323 | ||
324 | // Slider must have a minimum/default length | |
325 | if (slider_length < 100) | |
326 | slider_length = 100; | |
327 | ||
328 | MoveWindow(GetHwnd(), x_offset, y_offset, slider_width, slider_length, TRUE); | |
329 | y_offset += slider_length; | |
330 | ||
331 | MoveWindow((HWND) m_staticMax, x_offset, y_offset, (int)max_len, cy, TRUE); | |
332 | } | |
333 | else | |
334 | { | |
335 | // No labels | |
336 | // If we're prepared to use the existing size, then... | |
337 | if (width == -1 && height == -1 && ((sizeFlags & wxSIZE_AUTO) != wxSIZE_AUTO)) | |
338 | { | |
339 | GetSize(&w1, &h1); | |
340 | } | |
341 | if ( w1 < 0 ) | |
342 | w1 = 20; | |
343 | if ( h1 < 0 ) | |
344 | h1 = 200; | |
345 | MoveWindow(GetHwnd(), x1, y1, w1, h1, TRUE); | |
346 | } | |
347 | } | |
348 | */ | |
0e320a79 DW |
349 | } |
350 | ||
351 | void wxSlider::SetRange(int minValue, int maxValue) | |
352 | { | |
353 | m_rangeMin = minValue; | |
354 | m_rangeMax = maxValue; | |
355 | ||
356 | // TODO | |
357 | } | |
358 | ||
409c9842 DW |
359 | WXHBRUSH wxSlider::OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor, |
360 | WXUINT message, WXWPARAM wParam, WXLPARAM lParam) | |
361 | { | |
362 | // TODO: | |
363 | /* | |
364 | if ( nCtlColor == CTLCOLOR_SCROLLBAR ) | |
365 | return 0; | |
366 | ||
367 | // Otherwise, it's a static | |
368 | if (GetParent()->GetTransparentBackground()) | |
369 | SetBkMode((HDC) pDC, TRANSPARENT); | |
370 | else | |
371 | SetBkMode((HDC) pDC, OPAQUE); | |
372 | ||
373 | ::SetBkColor((HDC) pDC, RGB(GetBackgroundColour().Red(), GetBackgroundColour().Green(), GetBackgroundColour().Blue())); | |
374 | ::SetTextColor((HDC) pDC, RGB(GetForegroundColour().Red(), GetForegroundColour().Green(), GetForegroundColour().Blue())); | |
375 | ||
376 | wxBrush *backgroundBrush = wxTheBrushList->FindOrCreateBrush(GetBackgroundColour(), wxSOLID); | |
377 | return (WXHBRUSH) backgroundBrush->GetResourceHandle(); | |
378 | */ | |
379 | return (WXHBRUSH)0; | |
380 | } | |
381 | ||
0e320a79 DW |
382 | // For trackbars only |
383 | void wxSlider::SetTickFreq(int n, int pos) | |
384 | { | |
385 | // TODO | |
386 | m_tickFreq = n; | |
387 | } | |
388 | ||
389 | void wxSlider::SetPageSize(int pageSize) | |
390 | { | |
391 | // TODO | |
392 | m_pageSize = pageSize; | |
393 | } | |
394 | ||
395 | int wxSlider::GetPageSize() const | |
396 | { | |
397 | return m_pageSize; | |
398 | } | |
399 | ||
400 | void wxSlider::ClearSel() | |
401 | { | |
402 | // TODO | |
403 | } | |
404 | ||
405 | void wxSlider::ClearTicks() | |
406 | { | |
407 | // TODO | |
408 | } | |
409 | ||
410 | void wxSlider::SetLineSize(int lineSize) | |
411 | { | |
412 | m_lineSize = lineSize; | |
413 | // TODO | |
414 | } | |
415 | ||
416 | int wxSlider::GetLineSize() const | |
417 | { | |
418 | // TODO | |
419 | return 0; | |
420 | } | |
421 | ||
422 | int wxSlider::GetSelEnd() const | |
423 | { | |
424 | // TODO | |
425 | return 0; | |
426 | } | |
427 | ||
428 | int wxSlider::GetSelStart() const | |
429 | { | |
430 | // TODO | |
431 | return 0; | |
432 | } | |
433 | ||
434 | void wxSlider::SetSelection(int minPos, int maxPos) | |
435 | { | |
436 | // TODO | |
437 | } | |
438 | ||
439 | void wxSlider::SetThumbLength(int len) | |
440 | { | |
441 | // TODO | |
442 | } | |
443 | ||
444 | int wxSlider::GetThumbLength() const | |
445 | { | |
446 | // TODO | |
447 | return 0; | |
448 | } | |
449 | ||
450 | void wxSlider::SetTick(int tickPos) | |
451 | { | |
452 | // TODO | |
453 | } | |
454 | ||
409c9842 DW |
455 | bool wxSlider::ContainsHWND(WXHWND hWnd) const |
456 | { | |
457 | return ( hWnd == GetStaticMin() || hWnd == GetStaticMax() || hWnd == GetEditValue() ); | |
458 | } | |
459 | ||
0e320a79 DW |
460 | void wxSlider::Command (wxCommandEvent & event) |
461 | { | |
462 | SetValue (event.GetInt()); | |
463 | ProcessCommand (event); | |
464 | } | |
465 | ||
466 | bool wxSlider::Show(bool show) | |
467 | { | |
468 | // TODO | |
469 | return TRUE; | |
470 | } | |
471 |