2d93e1335c
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4165 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
72 lines
2.6 KiB
C++
72 lines
2.6 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// Name: ole/dropsrc.h
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// Purpose: declaration of the wxDropSource class
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// Author: Vadim Zeitlin
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// Modified by:
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// Created: 06.03.98
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// RCS-ID: $Id$
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// Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
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// Licence: wxWindows licence
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///////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_OLEDROPSRC_H
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#define _WX_OLEDROPSRC_H
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#ifdef __GNUG__
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#pragma interface
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#endif
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#if !wxUSE_DRAG_AND_DROP
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#error "You should #define wxUSE_DRAG_AND_DROP to 1 to compile this file!"
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#endif //WX_DRAG_DROP
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// ----------------------------------------------------------------------------
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// forward declarations
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// ----------------------------------------------------------------------------
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class wxIDropSource;
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class WXDLLEXPORT wxDataObject;
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class WXDLLEXPORT wxWindow;
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// ----------------------------------------------------------------------------
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// wxDropSource is used to start the drag-&-drop operation on associated
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// wxDataObject object. It's responsible for giving UI feedback while dragging.
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// ----------------------------------------------------------------------------
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class WXDLLEXPORT wxDropSource : public wxDropSourceBase
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{
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public:
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// ctors: if you use default ctor you must call SetData() later!
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//
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// NB: the "wxWindow *win" parameter is unused and is here only for wxGTK
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// compatibility, as well as both icon parameters
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wxDropSource(wxWindow *win = NULL,
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const wxCursor &cursorCopy = wxNullCursor,
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const wxCursor &cursorMove = wxNullCursor,
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const wxCursor &cursorStop = wxNullCursor);
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wxDropSource(wxDataObject& data,
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wxWindow *win = NULL,
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const wxCursor &cursorCopy = wxNullCursor,
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const wxCursor &cursorMove = wxNullCursor,
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const wxCursor &cursorStop = wxNullCursor);
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virtual ~wxDropSource();
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// do it (call this in response to a mouse button press, for example)
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// params: if bAllowMove is false, data can be only copied
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virtual wxDragResult DoDragDrop(bool bAllowMove = FALSE);
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// overridable: you may give some custom UI feedback during d&d operation
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// in this function (it's called on each mouse move, so it shouldn't be
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// too slow). Just return false if you want default feedback.
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virtual bool GiveFeedback(wxDragResult effect);
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protected:
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void Init();
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private:
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wxIDropSource *m_pIDropSource; // the pointer to COM interface
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};
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#endif //_WX_OLEDROPSRC_H
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