| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: src/cocoa/NSSlider.mm |
| 3 | // Purpose: wxCocoaNSSlider class |
| 4 | // Author: Mark Oxenham |
| 5 | // Modified by: David Elliott |
| 6 | // Created: 2007/08/10 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) 2007 Software 2000 Ltd. All rights reserved. |
| 9 | // Licence: wxWindows licence |
| 10 | ///////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | #include "wx/wxprec.h" |
| 13 | |
| 14 | #ifndef WX_PRECOMP |
| 15 | #include "wx/log.h" |
| 16 | #endif // WX_PRECOMP |
| 17 | |
| 18 | #include "wx/cocoa/NSSlider.h" |
| 19 | |
| 20 | #import <Foundation/NSNotification.h> |
| 21 | #import <Foundation/NSString.h> |
| 22 | #import <AppKit/NSEvent.h> |
| 23 | #include "wx/cocoa/objc/NSSlider.h" |
| 24 | |
| 25 | WX_IMPLEMENT_OBJC_INTERFACE_HASHMAP(NSSlider) |
| 26 | |
| 27 | class wxCocoaNSSliderLastSelectorChanger |
| 28 | { |
| 29 | public: |
| 30 | wxCocoaNSSliderLastSelectorChanger(SEL newSelector) |
| 31 | { |
| 32 | m_savedResponderSelector = wxCocoaNSSlider::sm_lastResponderSelector; |
| 33 | wxCocoaNSSlider::sm_lastResponderSelector = newSelector; |
| 34 | } |
| 35 | ~wxCocoaNSSliderLastSelectorChanger() |
| 36 | { |
| 37 | wxCocoaNSSlider::sm_lastResponderSelector = m_savedResponderSelector; |
| 38 | } |
| 39 | private: |
| 40 | SEL m_savedResponderSelector; |
| 41 | // Don't allow any default or copy construction |
| 42 | wxCocoaNSSliderLastSelectorChanger(); |
| 43 | wxCocoaNSSliderLastSelectorChanger(const wxCocoaNSSliderLastSelectorChanger&); |
| 44 | void operator=(const wxCocoaNSSliderLastSelectorChanger&); |
| 45 | }; |
| 46 | |
| 47 | // ============================================================================ |
| 48 | // @class WXNSSlider |
| 49 | // ============================================================================ |
| 50 | |
| 51 | @implementation WXNSSlider : NSSlider |
| 52 | |
| 53 | // Override to ensure that WXNSSlider gets created with a WXNSSliderCell |
| 54 | + (Class)cellClass |
| 55 | { |
| 56 | return [WX_GET_OBJC_CLASS(WXNSSliderCell) class]; |
| 57 | } |
| 58 | |
| 59 | // The following methods are all NSResponder methods which NSSlider responds |
| 60 | // to in order to change its state and send the action message. We override |
| 61 | // them simply to record which one was called. This allows code listening |
| 62 | // only for the action message to determine what caused the action. |
| 63 | // Note that this is perfectly fine being a global because Cocoa processes |
| 64 | // events synchronously and only in the main thread. |
| 65 | |
| 66 | - (void)keyDown:(NSEvent *)theEvent |
| 67 | { |
| 68 | wxCocoaNSSliderLastSelectorChanger savedSelector(_cmd); |
| 69 | [super keyDown:theEvent]; |
| 70 | } |
| 71 | |
| 72 | - (void)moveUp:(id)sender |
| 73 | { |
| 74 | wxCocoaNSSliderLastSelectorChanger savedSelector(_cmd); |
| 75 | [super moveUp:sender]; |
| 76 | } |
| 77 | |
| 78 | - (void)moveDown:(id)sender |
| 79 | { |
| 80 | wxCocoaNSSliderLastSelectorChanger savedSelector(_cmd); |
| 81 | [super moveDown:sender]; |
| 82 | } |
| 83 | |
| 84 | - (void)moveLeft:(id)sender |
| 85 | { |
| 86 | wxCocoaNSSliderLastSelectorChanger savedSelector(_cmd); |
| 87 | [super moveLeft:sender]; |
| 88 | } |
| 89 | |
| 90 | - (void)moveRight:(id)sender |
| 91 | { |
| 92 | wxCocoaNSSliderLastSelectorChanger savedSelector(_cmd); |
| 93 | [super moveRight:sender]; |
| 94 | } |
| 95 | |
| 96 | - (void)pageUp:(id)sender |
| 97 | { |
| 98 | wxCocoaNSSliderLastSelectorChanger savedSelector(_cmd); |
| 99 | [super pageUp:sender]; |
| 100 | } |
| 101 | |
| 102 | - (void)pageDown:(id)sender |
| 103 | { |
| 104 | wxCocoaNSSliderLastSelectorChanger savedSelector(_cmd); |
| 105 | [super pageDown:sender]; |
| 106 | } |
| 107 | |
| 108 | @end |
| 109 | WX_IMPLEMENT_GET_OBJC_CLASS(WXNSSlider,NSSlider) |
| 110 | |
| 111 | // ============================================================================ |
| 112 | // @class WXNSSliderCell |
| 113 | // ============================================================================ |
| 114 | |
| 115 | @implementation WXNSSliderCell : NSSliderCell |
| 116 | - (BOOL)startTrackingAt:(NSPoint)startPoint inView:(NSView *)controlView |
| 117 | { |
| 118 | BOOL result = [super startTrackingAt:startPoint inView:controlView]; |
| 119 | |
| 120 | wxCocoaNSSlider *slider = wxCocoaNSSlider::GetFromCocoa(controlView); |
| 121 | if(slider) |
| 122 | slider->CocoaNotification_startTracking(NULL); |
| 123 | |
| 124 | return result; |
| 125 | } |
| 126 | |
| 127 | - (BOOL)continueTracking:(NSPoint)lastPoint at:(NSPoint)currentPoint inView:(NSView *)controlView |
| 128 | { |
| 129 | BOOL result = [super continueTracking:lastPoint at:currentPoint inView:controlView]; |
| 130 | |
| 131 | wxCocoaNSSlider *slider = wxCocoaNSSlider::GetFromCocoa(controlView); |
| 132 | if(slider) |
| 133 | slider->CocoaNotification_continueTracking(NULL); |
| 134 | |
| 135 | return result; |
| 136 | } |
| 137 | |
| 138 | - (void)stopTracking:(NSPoint)lastPoint at:(NSPoint)stopPoint inView:(NSView *)controlView mouseIsUp:(BOOL)flag |
| 139 | { |
| 140 | [super stopTracking:lastPoint at:stopPoint inView:controlView mouseIsUp:flag]; |
| 141 | |
| 142 | wxCocoaNSSlider *slider = wxCocoaNSSlider::GetFromCocoa(controlView); |
| 143 | if(slider) |
| 144 | slider->CocoaNotification_stopTracking(NULL); |
| 145 | } |
| 146 | @end |
| 147 | WX_IMPLEMENT_GET_OBJC_CLASS(WXNSSliderCell,NSSliderCell) |
| 148 | |
| 149 | // ============================================================================ |
| 150 | // class wxCocoaNSSlider |
| 151 | // ============================================================================ |
| 152 | |
| 153 | SEL wxCocoaNSSlider::sm_lastResponderSelector; |
| 154 | |
| 155 | void wxCocoaNSSlider::AssociateNSSlider(WX_NSSlider cocoaNSSlider) |
| 156 | { |
| 157 | if(cocoaNSSlider) |
| 158 | { |
| 159 | sm_cocoaHash.insert(wxCocoaNSSliderHash::value_type(cocoaNSSlider,this)); |
| 160 | } |
| 161 | } |
| 162 | |
| 163 | void wxCocoaNSSlider::DisassociateNSSlider(WX_NSSlider cocoaNSSlider) |
| 164 | { |
| 165 | if(cocoaNSSlider) |
| 166 | { |
| 167 | sm_cocoaHash.erase(cocoaNSSlider); |
| 168 | } |
| 169 | } |