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a340b80d | 1 | ///////////////////////////////////////////////////////////////////////////// |
85fed18c | 2 | // Name: src/generic/combog.cpp |
a57d600f | 3 | // Purpose: Generic wxComboCtrl |
a340b80d VZ |
4 | // Author: Jaakko Salli |
5 | // Modified by: | |
6 | // Created: Apr-30-2006 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) 2005 Jaakko Salli | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | // ============================================================================ | |
13 | // declarations | |
14 | // ============================================================================ | |
15 | ||
16 | // ---------------------------------------------------------------------------- | |
17 | // headers | |
18 | // ---------------------------------------------------------------------------- | |
19 | ||
20 | #include "wx/wxprec.h" | |
21 | ||
22 | #ifdef __BORLANDC__ | |
23 | #pragma hdrstop | |
24 | #endif | |
25 | ||
a57d600f | 26 | #if wxUSE_COMBOCTRL |
a340b80d | 27 | |
85fed18c WS |
28 | #include "wx/combo.h" |
29 | ||
a340b80d VZ |
30 | #ifndef WX_PRECOMP |
31 | #include "wx/log.h" | |
32 | #include "wx/combobox.h" | |
33 | #include "wx/dcclient.h" | |
34 | #include "wx/settings.h" | |
35 | #endif | |
36 | ||
37 | #include "wx/dcbuffer.h" | |
38 | ||
a340b80d VZ |
39 | // ---------------------------------------------------------------------------- |
40 | // Some constant adjustments to make the generic more bearable | |
41 | ||
42 | #if defined(__WXUNIVERSAL__) | |
43 | ||
44 | #define TEXTCTRLXADJUST 0 // position adjustment for wxTextCtrl, with zero indent | |
45 | #define TEXTCTRLYADJUST 0 | |
46 | #define TEXTXADJUST 0 // how much is read-only text's x adjusted | |
47 | #define DEFAULT_DROPBUTTON_WIDTH 19 | |
48 | ||
49 | #elif defined(__WXMSW__) | |
50 | ||
51 | #define TEXTCTRLXADJUST 2 // position adjustment for wxTextCtrl, with zero indent | |
52 | #define TEXTCTRLYADJUST 3 | |
53 | #define TEXTXADJUST 0 // how much is read-only text's x adjusted | |
54 | #define DEFAULT_DROPBUTTON_WIDTH 17 | |
55 | ||
56 | #elif defined(__WXGTK__) | |
57 | ||
58 | #define TEXTCTRLXADJUST -1 // position adjustment for wxTextCtrl, with zero indent | |
59 | #define TEXTCTRLYADJUST 0 | |
60 | #define TEXTXADJUST 1 // how much is read-only text's x adjusted | |
61 | #define DEFAULT_DROPBUTTON_WIDTH 23 | |
62 | ||
63 | #elif defined(__WXMAC__) | |
64 | ||
65 | #define TEXTCTRLXADJUST 0 // position adjustment for wxTextCtrl, with zero indent | |
66 | #define TEXTCTRLYADJUST 0 | |
67 | #define TEXTXADJUST 0 // how much is read-only text's x adjusted | |
f3fcecd6 | 68 | #define DEFAULT_DROPBUTTON_WIDTH 22 |
a340b80d VZ |
69 | |
70 | #else | |
71 | ||
72 | #define TEXTCTRLXADJUST 0 // position adjustment for wxTextCtrl, with zero indent | |
73 | #define TEXTCTRLYADJUST 0 | |
74 | #define TEXTXADJUST 0 // how much is read-only text's x adjusted | |
75 | #define DEFAULT_DROPBUTTON_WIDTH 19 | |
76 | ||
77 | #endif | |
78 | ||
79 | ||
80 | // ============================================================================ | |
81 | // implementation | |
82 | // ============================================================================ | |
83 | ||
84 | // Only implement if no native or it wasn't fully featured | |
85 | #ifndef wxCOMBOCONTROL_FULLY_FEATURED | |
86 | ||
87 | ||
88 | // ---------------------------------------------------------------------------- | |
129c8cf3 | 89 | // wxGenericComboCtrl |
a340b80d VZ |
90 | // ---------------------------------------------------------------------------- |
91 | ||
129c8cf3 RR |
92 | BEGIN_EVENT_TABLE(wxGenericComboCtrl, wxComboCtrlBase) |
93 | EVT_PAINT(wxGenericComboCtrl::OnPaintEvent) | |
94 | EVT_MOUSE_EVENTS(wxGenericComboCtrl::OnMouseEvent) | |
a340b80d VZ |
95 | END_EVENT_TABLE() |
96 | ||
97 | ||
129c8cf3 | 98 | IMPLEMENT_DYNAMIC_CLASS(wxGenericComboCtrl, wxComboCtrlBase) |
a340b80d | 99 | |
129c8cf3 | 100 | void wxGenericComboCtrl::Init() |
a340b80d VZ |
101 | { |
102 | } | |
103 | ||
129c8cf3 RR |
104 | bool wxGenericComboCtrl::Create(wxWindow *parent, |
105 | wxWindowID id, | |
106 | const wxString& value, | |
107 | const wxPoint& pos, | |
108 | const wxSize& size, | |
109 | long style, | |
110 | const wxValidator& validator, | |
111 | const wxString& name) | |
a340b80d | 112 | { |
8e9ec723 RR |
113 | // |
114 | // Note that technically we only support 'default' border and wxNO_BORDER. | |
a340b80d | 115 | long border = style & wxBORDER_MASK; |
8e9ec723 | 116 | int tcBorder = wxNO_BORDER; |
a340b80d | 117 | |
a340b80d | 118 | #if defined(__WXUNIVERSAL__) |
8e9ec723 | 119 | if ( !border ) |
a340b80d VZ |
120 | border = wxBORDER_SIMPLE; |
121 | #elif defined(__WXMSW__) | |
8e9ec723 | 122 | if ( !border ) |
a340b80d | 123 | // For XP, have 1-width custom border, for older version use sunken |
129c8cf3 | 124 | /*if ( wxUxThemeEngine::GetIfActive() ) |
a340b80d VZ |
125 | { |
126 | border = wxBORDER_NONE; | |
127 | m_widthCustomBorder = 1; | |
128 | } | |
129c8cf3 | 129 | else*/ |
a340b80d | 130 | border = wxBORDER_SUNKEN; |
a340b80d | 131 | #else |
a340b80d | 132 | |
8e9ec723 RR |
133 | // |
134 | // Generic version is optimized for wxGTK | |
135 | // | |
136 | ||
137 | #define UNRELIABLE_TEXTCTRL_BORDER | |
138 | ||
139 | if ( !border ) | |
140 | { | |
141 | if ( style & wxCB_READONLY ) | |
142 | { | |
143 | m_widthCustomBorder = 1; | |
144 | } | |
145 | else | |
146 | { | |
147 | m_widthCustomBorder = 0; | |
148 | tcBorder = 0; | |
149 | } | |
150 | } | |
151 | else | |
152 | { | |
153 | // Have textctrl instead use the border given. | |
154 | tcBorder = border; | |
a340b80d VZ |
155 | } |
156 | ||
8e9ec723 RR |
157 | // Because we are going to have button outside the border, |
158 | // let's use wxBORDER_NONE for the whole control. | |
159 | border = wxBORDER_NONE; | |
160 | ||
a340b80d | 161 | Customize( wxCC_BUTTON_OUTSIDE_BORDER | |
c905c0d6 VZ |
162 | wxCC_NO_TEXT_AUTO_SELECT | |
163 | wxCC_BUTTON_STAYS_DOWN ); | |
8e9ec723 | 164 | |
a340b80d VZ |
165 | #endif |
166 | ||
8e9ec723 | 167 | style = (style & ~(wxBORDER_MASK)) | border; |
a340b80d VZ |
168 | if ( style & wxCC_STD_BUTTON ) |
169 | m_iFlags |= wxCC_POPUP_ON_MOUSE_UP; | |
170 | ||
171 | // create main window | |
a57d600f | 172 | if ( !wxComboCtrlBase::Create(parent, |
93f7f8be WS |
173 | id, |
174 | value, | |
175 | pos, | |
176 | size, | |
177 | style | wxFULL_REPAINT_ON_RESIZE, | |
178 | wxDefaultValidator, | |
179 | name) ) | |
a340b80d VZ |
180 | return false; |
181 | ||
182 | // Create textctrl, if necessary | |
8e9ec723 | 183 | CreateTextCtrl( tcBorder, validator ); |
a340b80d VZ |
184 | |
185 | // Add keyboard input handlers for main control and textctrl | |
b445b6a7 | 186 | InstallInputHandlers(); |
a340b80d VZ |
187 | |
188 | // Set background | |
189 | SetBackgroundStyle( wxBG_STYLE_CUSTOM ); // for double-buffering | |
190 | ||
170acdc9 RD |
191 | // SetInitialSize should be called last |
192 | SetInitialSize(size); | |
a340b80d VZ |
193 | |
194 | return true; | |
195 | } | |
196 | ||
129c8cf3 | 197 | wxGenericComboCtrl::~wxGenericComboCtrl() |
a340b80d VZ |
198 | { |
199 | } | |
200 | ||
129c8cf3 | 201 | void wxGenericComboCtrl::OnResize() |
a340b80d VZ |
202 | { |
203 | ||
204 | // Recalculates button and textctrl areas | |
205 | CalculateAreas(DEFAULT_DROPBUTTON_WIDTH); | |
206 | ||
207 | #if 0 | |
208 | // Move separate button control, if any, to correct position | |
209 | if ( m_btn ) | |
210 | { | |
211 | wxSize sz = GetClientSize(); | |
212 | m_btn->SetSize( m_btnArea.x + m_btnSpacingX, | |
213 | (sz.y-m_btnSize.y)/2, | |
214 | m_btnSize.x, | |
215 | m_btnSize.y ); | |
216 | } | |
217 | #endif | |
218 | ||
219 | // Move textctrl, if any, accordingly | |
220 | PositionTextCtrl( TEXTCTRLXADJUST, TEXTCTRLYADJUST ); | |
221 | } | |
222 | ||
129c8cf3 | 223 | void wxGenericComboCtrl::OnPaintEvent( wxPaintEvent& WXUNUSED(event) ) |
a340b80d VZ |
224 | { |
225 | wxSize sz = GetClientSize(); | |
2e992e06 | 226 | wxAutoBufferedPaintDC dc(this); |
a340b80d VZ |
227 | |
228 | const wxRect& rectb = m_btnArea; | |
229 | wxRect rect = m_tcArea; | |
230 | ||
231 | // artificial simple border | |
232 | if ( m_widthCustomBorder ) | |
233 | { | |
234 | int customBorder = m_widthCustomBorder; | |
235 | ||
236 | // Set border colour | |
237 | wxPen pen1( wxSystemSettings::GetColour(wxSYS_COLOUR_GRAYTEXT), | |
238 | customBorder, | |
239 | wxSOLID ); | |
240 | dc.SetPen( pen1 ); | |
241 | ||
242 | // area around both controls | |
243 | wxRect rect2(0,0,sz.x,sz.y); | |
244 | if ( m_iFlags & wxCC_IFLAG_BUTTON_OUTSIDE ) | |
245 | { | |
246 | rect2 = m_tcArea; | |
247 | if ( customBorder == 1 ) | |
248 | { | |
249 | rect2.Inflate(1); | |
250 | } | |
251 | else | |
252 | { | |
253 | #ifdef __WXGTK__ | |
254 | rect2.x -= 1; | |
255 | rect2.y -= 1; | |
256 | #else | |
257 | rect2.x -= customBorder; | |
258 | rect2.y -= customBorder; | |
259 | #endif | |
260 | rect2.width += 1 + customBorder; | |
261 | rect2.height += 1 + customBorder; | |
262 | } | |
263 | } | |
264 | ||
265 | dc.SetBrush( *wxTRANSPARENT_BRUSH ); | |
266 | dc.DrawRectangle(rect2); | |
267 | } | |
268 | ||
2dfa37d6 | 269 | #ifndef __WXMAC__ // see note in OnThemeChange |
a340b80d | 270 | wxColour winCol = GetBackgroundColour(); |
2dfa37d6 RD |
271 | #else |
272 | wxColour winCol = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW); | |
273 | #endif | |
a340b80d VZ |
274 | dc.SetBrush(winCol); |
275 | dc.SetPen(winCol); | |
276 | ||
277 | //wxLogDebug(wxT("hei: %i tcy: %i tchei: %i"),GetClientSize().y,m_tcArea.y,m_tcArea.height); | |
278 | //wxLogDebug(wxT("btnx: %i tcx: %i tcwid: %i"),m_btnArea.x,m_tcArea.x,m_tcArea.width); | |
279 | ||
280 | // clear main background | |
281 | dc.DrawRectangle(rect); | |
2dfa37d6 | 282 | |
a340b80d | 283 | if ( !m_btn ) |
373d466f | 284 | { |
a340b80d | 285 | // Standard button rendering |
373d466f VZ |
286 | DrawButton(dc,rectb); |
287 | } | |
a340b80d VZ |
288 | |
289 | // paint required portion on the control | |
6d0ce565 | 290 | if ( (!m_text || m_widthCustomPaint) ) |
a340b80d VZ |
291 | { |
292 | wxASSERT( m_widthCustomPaint >= 0 ); | |
293 | ||
294 | // this is intentionally here to allow drawed rectangle's | |
295 | // right edge to be hidden | |
296 | if ( m_text ) | |
297 | rect.width = m_widthCustomPaint; | |
298 | ||
299 | dc.SetFont( GetFont() ); | |
300 | ||
301 | dc.SetClippingRegion(rect); | |
6d0ce565 VZ |
302 | if ( m_popupInterface ) |
303 | m_popupInterface->PaintComboControl(dc,rect); | |
304 | else | |
305 | wxComboPopup::DefaultPaintComboControl(this,dc,rect); | |
a340b80d VZ |
306 | } |
307 | } | |
308 | ||
129c8cf3 | 309 | void wxGenericComboCtrl::OnMouseEvent( wxMouseEvent& event ) |
a340b80d | 310 | { |
1efad474 RR |
311 | int mx = event.m_x; |
312 | bool isOnButtonArea = m_btnArea.Contains(mx,event.m_y); | |
a340b80d VZ |
313 | int handlerFlags = isOnButtonArea ? wxCC_MF_ON_BUTTON : 0; |
314 | ||
a340b80d VZ |
315 | if ( PreprocessMouseEvent(event,handlerFlags) ) |
316 | return; | |
317 | ||
406d283a | 318 | const bool ctrlIsButton = wxPlatformIs(wxOS_WINDOWS); |
6d0ce565 VZ |
319 | |
320 | if ( ctrlIsButton && | |
321 | (m_windowStyle & (wxCC_SPECIAL_DCLICK|wxCB_READONLY)) == wxCB_READONLY ) | |
a340b80d VZ |
322 | { |
323 | // if no textctrl and no special double-click, then the entire control acts | |
324 | // as a button | |
325 | handlerFlags |= wxCC_MF_ON_BUTTON; | |
326 | if ( HandleButtonMouseEvent(event,handlerFlags) ) | |
327 | return; | |
328 | } | |
329 | else | |
330 | { | |
1efad474 RR |
331 | if ( isOnButtonArea || HasCapture() || |
332 | (m_widthCustomPaint && mx < (m_tcArea.x+m_widthCustomPaint)) ) | |
a340b80d | 333 | { |
1efad474 RR |
334 | handlerFlags |= wxCC_MF_ON_CLICK_AREA; |
335 | ||
a340b80d VZ |
336 | if ( HandleButtonMouseEvent(event,handlerFlags) ) |
337 | return; | |
338 | } | |
339 | else if ( m_btnState ) | |
340 | { | |
341 | // otherwise need to clear the hover status | |
342 | m_btnState = 0; | |
343 | RefreshRect(m_btnArea); | |
344 | } | |
345 | } | |
346 | ||
347 | // | |
348 | // This will handle left_down and left_dclick events outside button in a Windows/GTK-like manner. | |
349 | // See header file for further information on this method. | |
350 | HandleNormalMouseEvent(event); | |
351 | ||
352 | } | |
353 | ||
8e9ec723 RR |
354 | void wxGenericComboCtrl::SetCustomPaintWidth( int width ) |
355 | { | |
356 | #ifdef UNRELIABLE_TEXTCTRL_BORDER | |
357 | // | |
358 | // If starting/stopping to show an image in front | |
359 | // of a writable text-field, then re-create textctrl | |
360 | // with different kind of border (because we can't | |
361 | // assume that textctrl fully supports wxNO_BORDER). | |
362 | // | |
363 | wxTextCtrl* tc = GetTextCtrl(); | |
364 | ||
365 | if ( tc && (m_iFlags & wxCC_BUTTON_OUTSIDE_BORDER) ) | |
366 | { | |
367 | int borderType = tc->GetWindowStyle() & wxBORDER_MASK; | |
368 | int tcCreateStyle = -1; | |
369 | ||
370 | if ( width > 0 ) | |
371 | { | |
372 | // Re-create textctrl with no border | |
373 | if ( borderType != wxNO_BORDER ) | |
374 | { | |
375 | m_widthCustomBorder = 1; | |
376 | tcCreateStyle = wxNO_BORDER; | |
377 | } | |
378 | } | |
379 | else if ( width == 0 ) | |
380 | { | |
381 | // Re-create textctrl with normal border | |
382 | if ( borderType == wxNO_BORDER ) | |
383 | { | |
384 | m_widthCustomBorder = 0; | |
385 | tcCreateStyle = 0; | |
386 | } | |
387 | } | |
388 | ||
389 | // Common textctrl re-creation code | |
390 | if ( tcCreateStyle != -1 ) | |
391 | { | |
392 | tc->RemoveEventHandler(m_textEvtHandler); | |
393 | delete m_textEvtHandler; | |
394 | ||
395 | wxValidator* pValidator = tc->GetValidator(); | |
396 | if ( pValidator ) | |
397 | { | |
398 | pValidator = (wxValidator*) pValidator->Clone(); | |
399 | CreateTextCtrl( tcCreateStyle, *pValidator ); | |
400 | delete pValidator; | |
401 | } | |
402 | else | |
403 | { | |
404 | CreateTextCtrl( tcCreateStyle, wxDefaultValidator ); | |
405 | } | |
406 | ||
407 | InstallInputHandlers(); | |
408 | } | |
409 | } | |
410 | #endif // UNRELIABLE_TEXTCTRL_BORDER | |
411 | ||
412 | wxComboCtrlBase::SetCustomPaintWidth( width ); | |
413 | } | |
414 | ||
129c8cf3 | 415 | bool wxGenericComboCtrl::IsKeyPopupToggle(const wxKeyEvent& event) const |
b445b6a7 VZ |
416 | { |
417 | int keycode = event.GetKeyCode(); | |
418 | bool isPopupShown = IsPopupShown(); | |
419 | ||
420 | // This code is AFAIK appropriate for wxGTK. | |
421 | ||
422 | if ( isPopupShown ) | |
423 | { | |
424 | if ( keycode == WXK_ESCAPE || | |
425 | ( keycode == WXK_UP && event.AltDown() ) ) | |
426 | return true; | |
427 | } | |
428 | else | |
429 | { | |
430 | if ( keycode == WXK_DOWN && event.AltDown() ) | |
431 | return true; | |
432 | } | |
433 | ||
434 | return false; | |
435 | } | |
436 | ||
a340b80d VZ |
437 | #ifdef __WXUNIVERSAL__ |
438 | ||
129c8cf3 RR |
439 | bool wxGenericComboCtrl::PerformAction(const wxControlAction& action, |
440 | long numArg, | |
441 | const wxString& strArg) | |
a340b80d VZ |
442 | { |
443 | bool processed = false; | |
444 | if ( action == wxACTION_COMBOBOX_POPUP ) | |
445 | { | |
a305d600 | 446 | if ( !IsPopupShown() ) |
a340b80d VZ |
447 | { |
448 | ShowPopup(); | |
449 | ||
450 | processed = true; | |
451 | } | |
452 | } | |
453 | else if ( action == wxACTION_COMBOBOX_DISMISS ) | |
454 | { | |
a305d600 | 455 | if ( IsPopupShown() ) |
a340b80d VZ |
456 | { |
457 | HidePopup(); | |
458 | ||
459 | processed = true; | |
460 | } | |
461 | } | |
462 | ||
463 | if ( !processed ) | |
464 | { | |
465 | // pass along | |
466 | return wxControl::PerformAction(action, numArg, strArg); | |
467 | } | |
468 | ||
469 | return true; | |
470 | } | |
471 | ||
472 | #endif // __WXUNIVERSAL__ | |
473 | ||
a57d600f | 474 | // If native wxComboCtrl was not defined, then prepare a simple |
a340b80d VZ |
475 | // front-end so that wxRTTI works as expected. |
476 | #ifndef _WX_COMBOCONTROL_H_ | |
129c8cf3 | 477 | IMPLEMENT_DYNAMIC_CLASS(wxComboCtrl, wxGenericComboCtrl) |
a340b80d VZ |
478 | #endif |
479 | ||
480 | #endif // !wxCOMBOCONTROL_FULLY_FEATURED | |
481 | ||
a57d600f | 482 | #endif // wxUSE_COMBOCTRL |