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OnEnter/OnDragOver API update (compiles, links, somewhat runs under wxGTK)

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4113 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
1999-10-21 17:47:45 +00:00
parent e5d6aa2208
commit c9057ae1c5
6 changed files with 124 additions and 65 deletions
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33
include/wx/dnd.h
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@@ -97,19 +97,28 @@ public:
{ if (m_dataObject) delete m_dataObject;
m_dataObject = dataObject; }
// called when mouse enters/leaves the window: might be used to give
// some visual feedback to the user
virtual void OnLeave() { }
// this function is called when data enters over position (x, y) - if it
// returns TRUE, the dragging icon can indicate that the window would
// accept a drop here
virtual bool OnEnter(wxCoord x, wxCoord y) = 0;
// these functions are called when data is moved over position (x, y) and
// may return either wxDragCopy, wxDragMove or wxDragNone depending on
// what would happen if the data were dropped here.
//
// the last parameter is what would happen by default and is determined by
// the platform-specific logic (for example, under Windows it's wxDragCopy
// if Ctrl key is pressed and wxDragMove otherwise) except that it will
// always be wxDragNone if the carried data is in an unsupported format.
// this function is called when data is move over position (x, y) - if it
// returns TRUE, the dragging icon can indicate that the window would
// accept a drop here
virtual bool OnMove(wxCoord x, wxCoord y) = 0;
// called when the mouse enters the window (only once until OnLeave())
virtual wxDragResult OnEnter(wxCoord x, wxCoord y, wxDragResult def)
{ return OnDragOver(x, y, def); }
// called when the mouse moves in the window - shouldn't take long to
// execute or otherwise mouse movement would be too slow
virtual wxDragResult OnDragOver(wxCoord WXUNUSED(x), wxCoord WXUNUSED(y),
wxDragResult def)
{ return def; }
// called when mouse leaves the window: might be used to remove the
// feedback which was given in OnEnter()
virtual void OnLeave() { }
// this function is called when data is dropped at position (x, y) - if it
// returns TRUE, OnData() will be called immediately afterwards which will

3
include/wx/gtk/dnd.h
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@@ -45,8 +45,7 @@ class wxDropTarget: public wxDropTargetBase
public:
wxDropTarget(wxDataObject *dataObject = (wxDataObject*) NULL );
virtual bool OnEnter(wxCoord x, wxCoord y) ;
virtual bool OnMove(wxCoord x, wxCoord y);
virtual wxDragResult OnDragOver(wxCoord x, wxCoord y, wxDragResult def);
virtual bool OnDrop(wxCoord x, wxCoord y);
virtual bool OnData(wxCoord x, wxCoord y);
virtual bool GetData();

3
include/wx/gtk1/dnd.h
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@@ -45,8 +45,7 @@ class wxDropTarget: public wxDropTargetBase
public:
wxDropTarget(wxDataObject *dataObject = (wxDataObject*) NULL );
virtual bool OnEnter(wxCoord x, wxCoord y) ;
virtual bool OnMove(wxCoord x, wxCoord y);
virtual wxDragResult OnDragOver(wxCoord x, wxCoord y, wxDragResult def);
virtual bool OnDrop(wxCoord x, wxCoord y);
virtual bool OnData(wxCoord x, wxCoord y);
virtual bool GetData();