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simpler implementation

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@41911 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Stefan Csomor 2006-10-10 19:06:19 +00:00
parent 5cf94cc71c
commit d72e4d138a
1 changed files with 12 additions and 97 deletions
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109
src/common/dcbase.cpp
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@ -1192,12 +1192,6 @@ private:
// we store the window in case we would have to issue a Refresh()
wxWindow* m_window ;
EventHandlerRef m_overlayParentHandler ;
EventHandlerRef m_overlayHandler;
static pascal OSStatus OverlayParentWindowEventHandlerProc( EventHandlerCallRef inCallRef, EventRef inEvent, void* inUserData );
static pascal OSStatus OverlayWindowEventHandlerProc( EventHandlerCallRef inCallRef, EventRef inEvent, void* inUserData );
int m_x ;
int m_y ;
int m_width ;
@ -1218,61 +1212,7 @@ wxOverlayImpl::~wxOverlayImpl()
bool wxOverlayImpl::IsOk()
{
return m_overlayContext != NULL ;
}
pascal OSStatus wxOverlayImpl::OverlayWindowEventHandlerProc( EventHandlerCallRef WXUNUSED(inCallRef), EventRef inEvent, void* inUserData )
{
OSStatus err = noErr ;
wxOverlayImpl* self = (wxOverlayImpl*) inUserData;
wxMacCarbonEvent cEvent(inEvent) ;
switch( cEvent.GetClass() )
{
case kEventClassWindow:
switch( cEvent.GetKind() )
{
case kEventWindowBoundsChanged:
break;
default :
break;
}
break ;
default :
break ;
}
// as we didn't interfere with the event itself, always return a notHandled
return eventNotHandledErr ;
}
pascal OSStatus wxOverlayImpl::OverlayParentWindowEventHandlerProc( EventHandlerCallRef inCallRef, EventRef inEvent, void* inUserData )
{
OSStatus err = eventNotHandledErr ;
wxOverlayImpl* self = (wxOverlayImpl*) inUserData;
wxMacCarbonEvent cEvent(inEvent) ;
switch( cEvent.GetClass() )
{
case kEventClassWindow:
switch( cEvent.GetKind() )
{
case kEventWindowBoundsChanging:
case kEventWindowBoundsChanged:
{
err = CallNextEventHandler(inCallRef,inEvent);
Rect bounds ;
self->MacGetBounds(&bounds);
SetWindowBounds(self->m_overlayWindow,kWindowContentRgn,&bounds);
}
break;
default :
break;
}
break ;
default :
break ;
}
return err ;
return m_overlayWindow != NULL ;
}
void wxOverlayImpl::MacGetBounds( Rect *bounds )
@ -1289,27 +1229,8 @@ OSStatus wxOverlayImpl::CreateOverlayWindow()
{
OSStatus err;
WindowAttributes overlayAttributes = kWindowHideOnSuspendAttribute | kWindowIgnoreClicksAttribute;
static EventHandlerUPP overlayWindowEventHandlerUPP = NULL ;
static EventHandlerUPP overlayParentWindowEventHandlerUPP = NULL ;
const EventTypeSpec windowEvents[] =
{
{ kEventClassWindow, kEventWindowBoundsChanged },
};
const EventTypeSpec parentWindowEvents[] =
{
{ kEventClassWindow, kEventWindowBoundsChanged },
{ kEventClassWindow, kEventWindowBoundsChanging },
};
if ( overlayWindowEventHandlerUPP == NULL )
overlayWindowEventHandlerUPP = NewEventHandlerUPP( OverlayWindowEventHandlerProc );
if ( overlayParentWindowEventHandlerUPP == NULL )
overlayParentWindowEventHandlerUPP = NewEventHandlerUPP( OverlayParentWindowEventHandlerProc );
WindowAttributes overlayAttributes = kWindowIgnoreClicksAttribute;
m_overlayParentWindow =(WindowRef) m_window->MacGetTopLevelWindowRef();
Rect bounds ;
@ -1317,10 +1238,8 @@ OSStatus wxOverlayImpl::CreateOverlayWindow()
err = CreateNewWindow( kOverlayWindowClass, overlayAttributes, &bounds, &m_overlayWindow );
if ( err == noErr )
{
SetWindowGroup( m_overlayWindow, GetWindowGroup(m_overlayParentWindow) ); // Put them in the same group so that their window layers are consistent
err = InstallWindowEventHandler( m_overlayWindow, overlayWindowEventHandlerUPP, GetEventTypeCount(windowEvents), windowEvents, this, &m_overlayHandler );
if ( err == noErr )
err = InstallWindowEventHandler( m_overlayParentWindow, overlayParentWindowEventHandlerUPP, GetEventTypeCount(parentWindowEvents), parentWindowEvents, this, &m_overlayParentHandler );
SetWindowGroup( m_overlayWindow, GetWindowGroup(m_overlayParentWindow)); // Put them in the same group so that their window layers are consistent
ShowWindow(m_overlayWindow);
}
return err;
}
@ -1337,8 +1256,7 @@ void wxOverlayImpl::Init( wxWindowDC* dc, int x , int y , int width , int height
OSStatus err = CreateOverlayWindow();
wxASSERT_MSG( err == noErr , _("Couldn't create the overlay window") );
ShowWindow(m_overlayWindow);
err = QDBeginCGContext(GetWindowPort(m_overlayWindow), &m_overlayContext);
CGContextTranslateCTM( m_overlayContext, 0, m_height+m_y );
CGContextScaleCTM( m_overlayContext, 1, -1 );
@ -1360,15 +1278,16 @@ void wxOverlayImpl::BeginDrawing( wxWindowDC* dc)
void wxOverlayImpl::EndDrawing( wxWindowDC* dc)
{
delete dc->m_graphicContext ;
dc->m_graphicContext = NULL ;
}
void wxOverlayImpl::Clear(wxWindowDC* dc)
{
wxASSERT_MSG( IsOk() , _("You cannot Clear an overlay that is not inited") );
delete dc->m_graphicContext ;
dc->m_graphicContext = NULL ;
Reset();
CGRect box = CGRectMake( m_x - 1, m_y - 1 , m_width + 2 , m_height + 2 );
CGContextClearRect( m_overlayContext, box );
}
void wxOverlayImpl::Reset()
@ -1379,15 +1298,11 @@ void wxOverlayImpl::Reset()
wxASSERT_MSG( err == noErr , _("Couldn't end the context on the overlay window") );
m_overlayContext = NULL ;
}
}
// todo : don't dispose, only hide and reposition on next run
if (m_overlayWindow)
{
RemoveEventHandler( m_overlayParentHandler ) ;
m_overlayParentHandler = NULL;
RemoveEventHandler( m_overlayHandler ) ;
m_overlayHandler = NULL;
DisposeWindow(m_overlayWindow);
m_overlayWindow = NULL ;
}