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1/////////////////////////////////////////////////////////////////////////////
2// Name: src/osx/cocoa/button.mm
3// Purpose: wxButton
4// Author: Stefan Csomor
5// Modified by:
6// Created: 1998-01-01
7// RCS-ID: $Id$
8// Copyright: (c) Stefan Csomor
9// Licence: wxWindows licence
10/////////////////////////////////////////////////////////////////////////////
11
12#include "wx/wxprec.h"
13
14#ifndef WX_PRECOMP
15#include "wx/object.h"
16#endif
17
18#include "wx/button.h"
19#include "wx/toplevel.h"
20#include "wx/tglbtn.h"
21
22#include "wx/osx/private.h"
23
24#if wxUSE_MARKUP
25 #include "wx/osx/cocoa/private/markuptoattr.h"
26#endif // wxUSE_MARKUP
27
28
29@implementation wxNSButton
30
31+ (void)initialize
32{
33 static BOOL initialized = NO;
34 if (!initialized)
35 {
36 initialized = YES;
37 wxOSXCocoaClassAddWXMethods( self );
38 }
39}
40
41- (int) intValue
42{
43 switch ( [self state] )
44 {
45 case NSOnState:
46 return 1;
47 case NSMixedState:
48 return 2;
49 default:
50 return 0;
51 }
52}
53
54- (void) setIntValue: (int) v
55{
56 switch( v )
57 {
58 case 2:
59 [self setState:NSMixedState];
60 break;
61 case 1:
62 [self setState:NSOnState];
63 break;
64 default :
65 [self setState:NSOffState];
66 break;
67 }
68}
69
70- (void) setTrackingTag: (NSTrackingRectTag)tag
71{
72 rectTag = tag;
73}
74
75- (NSTrackingRectTag) trackingTag
76{
77 return rectTag;
78}
79
80@end
81
82@interface NSView(PossibleSizeMethods)
83- (NSControlSize)controlSize;
84@end
85
86wxButtonCocoaImpl::wxButtonCocoaImpl(wxWindowMac *wxpeer, wxNSButton *v)
87: wxWidgetCocoaImpl(wxpeer, v)
88{
89 SetNeedsFrame(false);
90}
91
92void wxButtonCocoaImpl::SetBitmap(const wxBitmap& bitmap)
93{
94 // switch bezel style for plain pushbuttons
95 if ( bitmap.IsOk() )
96 {
97 if ([GetNSButton() bezelStyle] == NSRoundedBezelStyle)
98 [GetNSButton() setBezelStyle:NSRegularSquareBezelStyle];
99 }
100 else
101 {
102 [GetNSButton() setBezelStyle:NSRoundedBezelStyle];
103 }
104
105 wxWidgetCocoaImpl::SetBitmap(bitmap);
106}
107
108#if wxUSE_MARKUP
109void wxButtonCocoaImpl::SetLabelMarkup(const wxString& markup)
110{
111 wxMarkupToAttrString toAttr(GetWXPeer(), markup);
112 NSMutableAttributedString *attrString = toAttr.GetNSAttributedString();
113
114 // Button text is always centered.
115 NSMutableParagraphStyle *
116 paragraphStyle = [[NSMutableParagraphStyle alloc] init];
117 [paragraphStyle setAlignment: NSCenterTextAlignment];
118 [attrString addAttribute:NSParagraphStyleAttributeName
119 value:paragraphStyle
120 range:NSMakeRange(0, [attrString length])];
121 [paragraphStyle release];
122
123 [GetNSButton() setAttributedTitle:attrString];
124}
125#endif // wxUSE_MARKUP
126
127void wxButtonCocoaImpl::SetPressedBitmap( const wxBitmap& bitmap )
128{
129 NSButton* button = GetNSButton();
130 [button setAlternateImage: bitmap.GetNSImage()];
131 if ( GetWXPeer()->IsKindOf(wxCLASSINFO(wxToggleButton)) )
132 {
133 [button setButtonType:NSToggleButton];
134 }
135 else
136 {
137 [button setButtonType:NSMomentaryChangeButton];
138 }
139}
140
141void wxButtonCocoaImpl::GetLayoutInset(int &left , int &top , int &right, int &bottom) const
142{
143 left = top = right = bottom = 0;
144 NSControlSize size = NSRegularControlSize;
145 if ( [m_osxView respondsToSelector:@selector(controlSize)] )
146 size = [m_osxView controlSize];
147 else if ([m_osxView respondsToSelector:@selector(cell)])
148 {
149 id cell = [(id)m_osxView cell];
150 if ([cell respondsToSelector:@selector(controlSize)])
151 size = [cell controlSize];
152 }
153
154 if ( [GetNSButton() bezelStyle] == NSRoundedBezelStyle )
155 {
156 switch( size )
157 {
158 case NSRegularControlSize:
159 left = right = 6;
160 top = 4;
161 bottom = 8;
162 break;
163 case NSSmallControlSize:
164 left = right = 5;
165 top = 4;
166 bottom = 7;
167 break;
168 case NSMiniControlSize:
169 left = right = 1;
170 top = 0;
171 bottom = 2;
172 break;
173 }
174 }
175}
176
177void wxButtonCocoaImpl::SetAcceleratorFromLabel(const wxString& label)
178{
179 const int accelPos = wxControl::FindAccelIndex(label);
180 if ( accelPos != wxNOT_FOUND )
181 {
182 wxString accelstring(label[accelPos + 1]); // Skip '&' itself
183 accelstring.MakeLower();
184 wxCFStringRef cfText(accelstring);
185 [GetNSButton() setKeyEquivalent:cfText.AsNSString()];
186 [GetNSButton() setKeyEquivalentModifierMask:NSCommandKeyMask];
187 }
188 else
189 {
190 [GetNSButton() setKeyEquivalent:@""];
191 }
192}
193
194NSButton *wxButtonCocoaImpl::GetNSButton() const
195{
196 wxASSERT( [m_osxView isKindOfClass:[NSButton class]] );
197
198 return static_cast<NSButton *>(m_osxView);
199}
200
201// Set bezel style depending on the wxBORDER_XXX flags specified by the style
202// and also accounting for the label (bezels are different for multiline
203// buttons and normal ones) and the ID (special bezel is used for help button).
204//
205// This is extern because it's also used in src/osx/cocoa/tglbtn.mm.
206extern "C"
207void
208SetBezelStyleFromBorderFlags(NSButton *v,
209 long style,
210 wxWindowID winid,
211 const wxString& label = wxString(),
212 const wxBitmap& bitmap = wxBitmap())
213{
214 // We can't display a custom label inside a button with help bezel style so
215 // we only use it if we are using the default label. wxButton itself checks
216 // if the label is just "Help" in which case it discards it and passes us
217 // an empty string.
218 if ( winid == wxID_HELP && label.empty() )
219 {
220 [v setBezelStyle:NSHelpButtonBezelStyle];
221 }
222 else
223 {
224 // We can't use rounded bezel styles neither for multiline buttons nor
225 // for buttons containing (big) icons as they are only meant to be used
226 // at certain sizes, so the style used depends on whether the label is
227 // single or multi line.
228 const bool
229 isSimpleText = (label.find_first_of("\n\r") == wxString::npos)
230 && (!bitmap.IsOk() || bitmap.GetHeight() < 20);
231
232 NSBezelStyle bezel;
233 switch ( style & wxBORDER_MASK )
234 {
235 case wxBORDER_NONE:
236 bezel = NSShadowlessSquareBezelStyle;
237 [v setBordered:NO];
238 break;
239
240 case wxBORDER_SIMPLE:
241 bezel = NSShadowlessSquareBezelStyle;
242 break;
243
244 case wxBORDER_SUNKEN:
245 bezel = isSimpleText ? NSTexturedRoundedBezelStyle
246 : NSSmallSquareBezelStyle;
247 break;
248
249 default:
250 wxFAIL_MSG( "Unknown border style" );
251 // fall through
252
253 case 0:
254 case wxBORDER_STATIC:
255 case wxBORDER_RAISED:
256 case wxBORDER_THEME:
257 bezel = isSimpleText ? NSRoundedBezelStyle
258 : NSRegularSquareBezelStyle;
259 break;
260 }
261
262 [v setBezelStyle:bezel];
263 }
264}
265
266// Set the keyboard accelerator key from the label (e.g. "Click &Me")
267void wxButton::OSXUpdateAfterLabelChange(const wxString& label)
268{
269 wxButtonCocoaImpl *impl = static_cast<wxButtonCocoaImpl*>(GetPeer());
270
271 // Update the bezel style as may be necessary if our new label is multi
272 // line while the old one wasn't (or vice versa).
273 SetBezelStyleFromBorderFlags(impl->GetNSButton(),
274 GetWindowStyle(),
275 GetId(),
276 label);
277
278
279 // Skip setting the accelerator for the default buttons as this would
280 // overwrite the default "Enter" which should be preserved.
281 wxTopLevelWindow * const
282 tlw = wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow);
283 if ( tlw )
284 {
285 if ( tlw->GetDefaultItem() == this )
286 return;
287 }
288
289 impl->SetAcceleratorFromLabel(label);
290}
291
292
293wxWidgetImplType* wxWidgetImpl::CreateButton( wxWindowMac* wxpeer,
294 wxWindowMac* WXUNUSED(parent),
295 wxWindowID winid,
296 const wxString& label,
297 const wxPoint& pos,
298 const wxSize& size,
299 long style,
300 long WXUNUSED(extraStyle))
301{
302 NSRect r = wxOSXGetFrameForControl( wxpeer, pos , size ) ;
303 wxNSButton* v = [[wxNSButton alloc] initWithFrame:r];
304
305 SetBezelStyleFromBorderFlags(v, style, winid, label);
306
307 [v setButtonType:NSMomentaryPushInButton];
308 wxButtonCocoaImpl* const impl = new wxButtonCocoaImpl( wxpeer, v );
309 impl->SetAcceleratorFromLabel(label);
310 return impl;
311}
312
313void wxWidgetCocoaImpl::SetDefaultButton( bool isDefault )
314{
315 if ( [m_osxView isKindOfClass:[NSButton class]] )
316 {
317 if ( isDefault )
318 {
319 [(NSButton*)m_osxView setKeyEquivalent: @"\r" ];
320 [(NSButton*)m_osxView setKeyEquivalentModifierMask: 0];
321 }
322 else
323 [(NSButton*)m_osxView setKeyEquivalent: @"" ];
324 }
325}
326
327void wxWidgetCocoaImpl::PerformClick()
328{
329 if ([m_osxView isKindOfClass:[NSControl class]])
330 [(NSControl*)m_osxView performClick:nil];
331}
332
333#if wxUSE_BMPBUTTON
334
335wxWidgetImplType* wxWidgetImpl::CreateBitmapButton( wxWindowMac* wxpeer,
336 wxWindowMac* WXUNUSED(parent),
337 wxWindowID winid,
338 const wxBitmap& bitmap,
339 const wxPoint& pos,
340 const wxSize& size,
341 long style,
342 long WXUNUSED(extraStyle))
343{
344 NSRect r = wxOSXGetFrameForControl( wxpeer, pos , size ) ;
345 wxNSButton* v = [[wxNSButton alloc] initWithFrame:r];
346
347 SetBezelStyleFromBorderFlags(v, style, winid, wxString(), bitmap);
348
349 if (bitmap.IsOk())
350 [v setImage:bitmap.GetNSImage() ];
351
352 [v setButtonType:NSMomentaryPushInButton];
353 wxWidgetCocoaImpl* c = new wxButtonCocoaImpl( wxpeer, v );
354 return c;
355}
356
357#endif // wxUSE_BMPBUTTON
358
359//
360// wxDisclosureButton implementation
361//
362
363@interface wxDisclosureNSButton : NSButton
364{
365
366 BOOL isOpen;
367}
368
369- (void) updateImage;
370
371- (void) toggle;
372
373+ (NSImage *)rotateImage: (NSImage *)image;
374
375@end
376
377static const char * disc_triangle_xpm[] = {
378"10 9 4 1",
379" c None",
380". c #737373",
381"+ c #989898",
382"- c #c6c6c6",
383" .- ",
384" ..+- ",
385" ....+ ",
386" ......- ",
387" .......- ",
388" ......- ",
389" ....+ ",
390" ..+- ",
391" .- ",
392};
393
394@implementation wxDisclosureNSButton
395
396+ (void)initialize
397{
398 static BOOL initialized = NO;
399 if (!initialized)
400 {
401 initialized = YES;
402 wxOSXCocoaClassAddWXMethods( self );
403 }
404}
405
406- (id) initWithFrame:(NSRect) frame
407{
408 self = [super initWithFrame:frame];
409 isOpen = NO;
410 [self setImagePosition:NSImageLeft];
411 [self updateImage];
412 return self;
413}
414
415- (int) intValue
416{
417 return isOpen ? 1 : 0;
418}
419
420- (void) setIntValue: (int) v
421{
422 isOpen = ( v != 0 );
423 [self updateImage];
424}
425
426- (void) toggle
427{
428 isOpen = !isOpen;
429 [self updateImage];
430}
431
432wxCFRef<NSImage*> downArray ;
433
434- (void) updateImage
435{
436 static wxBitmap trianglebm(disc_triangle_xpm);
437 if ( downArray.get() == NULL )
438 {
439 downArray.reset( [[wxDisclosureNSButton rotateImage:trianglebm.GetNSImage()] retain] );
440 }
441
442 if ( isOpen )
443 [self setImage:(NSImage*)downArray.get()];
444 else
445 [self setImage:trianglebm.GetNSImage()];
446}
447
448+ (NSImage *)rotateImage: (NSImage *)image
449{
450 NSSize imageSize = [image size];
451 NSSize newImageSize = NSMakeSize(imageSize.height, imageSize.width);
452 NSImage* newImage = [[NSImage alloc] initWithSize: newImageSize];
453
454 [newImage lockFocus];
455
456 NSAffineTransform* tm = [NSAffineTransform transform];
457 [tm translateXBy:newImageSize.width/2 yBy:newImageSize.height/2];
458 [tm rotateByDegrees:-90];
459 [tm translateXBy:-newImageSize.width/2 yBy:-newImageSize.height/2];
460 [tm concat];
461
462
463 [image drawInRect:NSMakeRect(0,0,newImageSize.width, newImageSize.height)
464 fromRect:NSZeroRect operation:NSCompositeCopy fraction:1.0];
465
466 [newImage unlockFocus];
467 return [newImage autorelease];
468}
469
470@end
471
472class wxDisclosureTriangleCocoaImpl : public wxWidgetCocoaImpl
473{
474public :
475 wxDisclosureTriangleCocoaImpl(wxWindowMac* peer , WXWidget w) :
476 wxWidgetCocoaImpl(peer, w)
477 {
478 }
479
480 ~wxDisclosureTriangleCocoaImpl()
481 {
482 }
483
484 virtual void controlAction(WXWidget slf, void* _cmd, void *sender)
485 {
486 wxDisclosureNSButton* db = (wxDisclosureNSButton*)m_osxView;
487 [db toggle];
488 wxWidgetCocoaImpl::controlAction(slf, _cmd, sender );
489 }
490};
491
492wxWidgetImplType* wxWidgetImpl::CreateDisclosureTriangle( wxWindowMac* wxpeer,
493 wxWindowMac* WXUNUSED(parent),
494 wxWindowID winid,
495 const wxString& label,
496 const wxPoint& pos,
497 const wxSize& size,
498 long style,
499 long WXUNUSED(extraStyle))
500{
501 NSRect r = wxOSXGetFrameForControl( wxpeer, pos , size ) ;
502 wxDisclosureNSButton* v = [[wxDisclosureNSButton alloc] initWithFrame:r];
503 if ( !label.empty() )
504 [v setTitle:wxCFStringRef(label).AsNSString()];
505
506 SetBezelStyleFromBorderFlags(v, style, winid, label);
507
508 return new wxDisclosureTriangleCocoaImpl( wxpeer, v );
509}