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Refactor some DND code in wxOSX/Cocoa

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To reduce duplication of the same changes, merge the nearly identical
wxWidgetCocoaImpl::draggingEntered and draggingUpdated into private
function wxOnDraggingEnteredOrUpdated.
This commit is contained in:
Dimitri Schoolwerth
2015-05-27 18:52:54 +04:00
parent 35a68ef4ce
commit ddbfe5720e
1 changed files with 28 additions and 47 deletions
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75
src/osx/cocoa/window.mm
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@@ -1164,13 +1164,18 @@ void wxOSX_controlDoubleAction(NSView* self, SEL _cmd, id sender)
}
#if wxUSE_DRAG_AND_DROP
unsigned int wxWidgetCocoaImpl::draggingEntered(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
namespace
{
unsigned int wxOnDraggingEnteredOrUpdated(wxWidgetCocoaImpl* viewImpl,
void *s, bool entered)
{
id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
NSPasteboard *pboard = [sender draggingPasteboard];
NSDragOperation sourceDragMask = [sender draggingSourceOperationMask];
wxWindow* wxpeer = GetWXPeer();
wxWindow* wxpeer = viewImpl->GetWXPeer();
if ( wxpeer == NULL )
return NSDragOperationNone;
@@ -1179,8 +1184,8 @@ unsigned int wxWidgetCocoaImpl::draggingEntered(void* s, WXWidget WXUNUSED(slf),
return NSDragOperationNone;
wxDragResult result = wxDragNone;
NSPoint nspoint = [m_osxView convertPoint:[sender draggingLocation] fromView:nil];
wxPoint pt = wxFromNSPoint( m_osxView, nspoint );
NSPoint nspoint = [viewImpl->GetWXWidget() convertPoint:[sender draggingLocation] fromView:nil];
wxPoint pt = wxFromNSPoint( viewImpl->GetWXWidget(), nspoint );
if ( sourceDragMask & NSDragOperationLink )
result = wxDragLink;
@@ -1192,7 +1197,17 @@ unsigned int wxWidgetCocoaImpl::draggingEntered(void* s, WXWidget WXUNUSED(slf),
PasteboardRef pboardRef;
PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
target->SetCurrentDragPasteboard(pboardRef);
result = target->OnEnter(pt.x, pt.y, result);
if (entered)
{
// Drag entered
result = target->OnEnter(pt.x, pt.y, result);
}
else
{
// Drag updated
result = target->OnDragOver(pt.x, pt.y, result);
}
CFRelease(pboardRef);
NSDragOperation nsresult = NSDragOperationNone;
@@ -1210,6 +1225,13 @@ unsigned int wxWidgetCocoaImpl::draggingEntered(void* s, WXWidget WXUNUSED(slf),
return nsresult;
}
} // anonymous namespace
unsigned int wxWidgetCocoaImpl::draggingEntered(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
{
return wxOnDraggingEnteredOrUpdated(this, s, true /*entered*/);
}
void wxWidgetCocoaImpl::draggingExited(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
{
id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
@@ -1232,48 +1254,7 @@ void wxWidgetCocoaImpl::draggingExited(void* s, WXWidget WXUNUSED(slf), void *WX
unsigned int wxWidgetCocoaImpl::draggingUpdated(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
{
id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
NSPasteboard *pboard = [sender draggingPasteboard];
NSDragOperation sourceDragMask = [sender draggingSourceOperationMask];
wxWindow* wxpeer = GetWXPeer();
if ( wxpeer == NULL )
return NSDragOperationNone;
wxDropTarget* target = wxpeer->GetDropTarget();
if ( target == NULL )
return NSDragOperationNone;
wxDragResult result = wxDragNone;
NSPoint nspoint = [m_osxView convertPoint:[sender draggingLocation] fromView:nil];
wxPoint pt = wxFromNSPoint( m_osxView, nspoint );
if ( sourceDragMask & NSDragOperationLink )
result = wxDragLink;
else if ( sourceDragMask & NSDragOperationCopy )
result = wxDragCopy;
else if ( sourceDragMask & NSDragOperationMove )
result = wxDragMove;
PasteboardRef pboardRef;
PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
target->SetCurrentDragPasteboard(pboardRef);
result = target->OnDragOver(pt.x, pt.y, result);
CFRelease(pboardRef);
NSDragOperation nsresult = NSDragOperationNone;
switch (result )
{
case wxDragLink:
nsresult = NSDragOperationLink;
case wxDragMove:
nsresult = NSDragOperationMove;
case wxDragCopy:
nsresult = NSDragOperationCopy;
default :
break;
}
return nsresult;
return wxOnDraggingEnteredOrUpdated(this, s, false /*updated*/);
}
bool wxWidgetCocoaImpl::performDragOperation(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))