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