@interface wxNSScroller : NSScroller
{
- wxWidgetImpl* impl;
}
-
-- (void)setImplementation: (wxWidgetImpl *) theImplementation;
-- (wxWidgetImpl*) implementation;
-- (BOOL) isFlipped;
- - (void) clickedAction: (id) sender;
-
@end
@implementation wxNSScroller
-- (id)initWithFrame:(NSRect)frame
-{
- [super initWithFrame:frame];
- impl = NULL;
- [self setTarget: self];
- [self setAction: @selector(clickedAction:)];
- return self;
-}
-
-- (void) clickedAction: (id) sender
++ (void)initialize
{
- if ( impl )
+ static BOOL initialized = NO;
+ if (!initialized)
{
- wxWindow* wxpeer = (wxWindow*) impl->GetWXPeer();
- if ( wxpeer )
- wxpeer->HandleClicked(0);
+ initialized = YES;
+ wxOSXCocoaClassAddWXMethods(self);
}
}
-- (void)setImplementation: (wxWidgetImpl *) theImplementation
-{
- impl = theImplementation;
-}
-
-- (wxWidgetImpl*) implementation
-{
- return impl ;
-}
-
-- (BOOL) isFlipped
-{
- return YES;
-}
-
@end
class wxOSXScrollBarCocoaImpl : public wxWidgetCocoaImpl
public :
wxOSXScrollBarCocoaImpl( wxWindowMac* peer, WXWidget w) : wxWidgetCocoaImpl( peer, w )
{
+ m_maximum = 1;
}
void SetMaximum(wxInt32 v)
{
- m_maximum = v;
+ m_maximum = (v == 0) ? 1 : v;
}
void SetScrollThumb( wxInt32 value, wxInt32 thumbSize )
{
double v = ((double) value)/m_maximum;
- double t = ((double) thumbSize)/m_maximum;
+ double t = ((double) thumbSize)/(m_maximum+thumbSize);
#if MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_X_VERSION_10_5
[(wxNSScroller*) m_osxView setFloatValue:v knobProportion:t];
#else
#endif
}
- wxInt32 GetValue() const
+ virtual wxInt32 GetValue() const
{
return [(wxNSScroller*) m_osxView floatValue] * m_maximum;
}
+
+ virtual wxInt32 GetMaximum() const
+ {
+ return m_maximum;
+ }
+
+ virtual void controlAction(WXWidget slf, void* _cmd, void *sender);
+ virtual void mouseEvent(WX_NSEvent event, WXWidget slf, void* _cmd);
protected:
wxInt32 m_maximum;
};
+// we will have a mouseDown, then in the native
+// implementation of mouseDown the tracking code
+// is calling clickedAction, therefore we wire this
+// to thumbtrack and only after super mouseDown
+// returns we will call the thumbrelease
+
+void wxOSXScrollBarCocoaImpl::controlAction( WXWidget slf, void *_cmd, void *sender)
+{
+ wxEventType scrollEvent = wxEVT_NULL;
+ switch ([(NSScroller*)m_osxView hitPart])
+ {
+ case NSScrollerIncrementLine:
+ scrollEvent = wxEVT_SCROLL_LINEDOWN;
+ break;
+ case NSScrollerIncrementPage:
+ scrollEvent = wxEVT_SCROLL_PAGEDOWN;
+ break;
+ case NSScrollerDecrementLine:
+ scrollEvent = wxEVT_SCROLL_LINEUP;
+ break;
+ case NSScrollerDecrementPage:
+ scrollEvent = wxEVT_SCROLL_PAGEUP;
+ break;
+ case NSScrollerKnob:
+ case NSScrollerKnobSlot:
+ scrollEvent = wxEVT_SCROLL_THUMBTRACK;
+ break;
+ case NSScrollerNoPart:
+ default:
+ return;
+ }
+
+ wxWindow* wxpeer = (wxWindow*) GetWXPeer();
+ if ( wxpeer )
+ wxpeer->TriggerScrollEvent(scrollEvent);
+}
+
+void wxOSXScrollBarCocoaImpl::mouseEvent(WX_NSEvent event, WXWidget slf, void *_cmd)
+{
+ wxWidgetCocoaImpl::mouseEvent(event, slf, _cmd);
+
+ // send a release event in case we've been tracking the thumb
+ if ( strcmp( sel_getName((SEL) _cmd) , "mouseDown:") == 0 )
+ {
+ NSScrollerPart hit = [(NSScroller*)m_osxView hitPart];
+ if ( (hit == NSScrollerKnob || hit == NSScrollerKnobSlot) )
+ {
+ wxWindow* wxpeer = (wxWindow*) GetWXPeer();
+ if ( wxpeer )
+ wxpeer->OSXHandleClicked(0);
+ }
+ }
+}
+
wxWidgetImplType* wxWidgetImpl::CreateScrollBar( wxWindowMac* wxpeer,
wxWindowMac* parent,
wxWindowID id,
long style,
long extraStyle)
{
- NSView* sv = (wxpeer->GetParent()->GetHandle() );
-
NSRect r = wxOSXGetFrameForControl( wxpeer, pos , size ) ;
wxNSScroller* v = [[wxNSScroller alloc] initWithFrame:r];
- [sv addSubview:v];
wxWidgetCocoaImpl* c = new wxOSXScrollBarCocoaImpl( wxpeer, v );
- [v setImplementation:c];
+ [v setEnabled:YES];
return c;
}