git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@66404 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
		
			
				
	
	
		
			103 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			103 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| ///////////////////////////////////////////////////////////////////////////////
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| // Name:        wx/gtk/dvrenderer.h
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| // Purpose:     wxDataViewRenderer for GTK wxDataViewCtrl implementation
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| // Author:      Robert Roebling, Vadim Zeitlin
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| // Created:     2009-11-07 (extracted from wx/gtk/dataview.h)
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| // RCS-ID:      $Id$
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| // Copyright:   (c) 2006 Robert Roebling
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| //              (c) 2009 Vadim Zeitlin <vadim@wxwidgets.org>
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| // Licence:     wxWindows licence
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| ///////////////////////////////////////////////////////////////////////////////
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| 
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| #ifndef _WX_GTK_DVRENDERER_H_
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| #define _WX_GTK_DVRENDERER_H_
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| 
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| typedef struct _GtkCellRendererText GtkCellRendererText;
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| typedef struct _GtkTreeViewColumn GtkTreeViewColumn;
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| 
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| // ----------------------------------------------------------------------------
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| // wxDataViewRenderer
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| // ----------------------------------------------------------------------------
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| 
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| class WXDLLIMPEXP_ADV wxDataViewRenderer: public wxDataViewRendererBase
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| {
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| public:
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|     wxDataViewRenderer( const wxString &varianttype,
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|                         wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT,
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|                         int align = wxDVR_DEFAULT_ALIGNMENT );
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| 
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|     virtual void SetMode( wxDataViewCellMode mode );
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|     virtual wxDataViewCellMode GetMode() const;
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| 
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|     virtual void SetAlignment( int align );
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|     virtual int GetAlignment() const;
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| 
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|     virtual void EnableEllipsize(wxEllipsizeMode mode = wxELLIPSIZE_MIDDLE);
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|     virtual wxEllipsizeMode GetEllipsizeMode() const;
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| 
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|     // GTK-specific implementation
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|     // ---------------------------
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| 
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|     // pack the GTK cell renderers used by this renderer to the given column
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|     //
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|     // by default only a single m_renderer is used but some renderers use more
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|     // than one GTK cell renderer
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|     virtual void GtkPackIntoColumn(GtkTreeViewColumn *column);
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| 
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|     // called when the cell value was edited by user with the new value
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|     //
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|     // it validates the new value and notifies the model about the change by
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|     // calling GtkOnCellChanged() if it was accepted
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|     virtual void GtkOnTextEdited(const gchar *itempath, const wxString& value);
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| 
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|     GtkCellRenderer* GetGtkHandle() { return m_renderer; }
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|     void GtkInitHandlers();
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|     void GtkUpdateAlignment();
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| 
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|     // should be overridden to return true if the renderer supports properties
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|     // corresponding to wxDataViewItemAttr field, see wxGtkTreeCellDataFunc()
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|     // for details
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|     virtual bool GtkSupportsAttrs() const { return false; }
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| 
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|     // if GtkSupportsAttrs() returns true, this function will be called to
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|     // effectively set the attribute to use for rendering the next item
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|     //
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|     // it should return true if the attribute had any non-default properties
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|     virtual bool GtkSetAttr(const wxDataViewItemAttr& WXUNUSED(attr))
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|         { return false; }
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| 
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| 
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|     // these functions are only called if GtkSupportsAttrs() returns true and
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|     // are used to remember whether the renderer currently uses the default
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|     // attributes or if we changed (and not reset them)
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|     bool GtkIsUsingDefaultAttrs() const { return m_usingDefaultAttrs; }
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|     void GtkSetUsingDefaultAttrs(bool def) { m_usingDefaultAttrs = def; }
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| 
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|     // return the text renderer used by this renderer for setting text cell
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|     // specific attributes: can return NULL if this renderer doesn't render any
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|     // text
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|     virtual GtkCellRendererText *GtkGetTextRenderer() const { return NULL; }
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|     
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|     wxDataViewCellMode GtkGetMode() { return m_mode; }
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| 
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| protected:
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|     virtual void GtkOnCellChanged(const wxVariant& value,
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|                                   const wxDataViewItem& item,
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|                                   unsigned col);
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| 
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| 
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|     GtkCellRenderer    *m_renderer;
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|     int                 m_alignment;
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|     wxDataViewCellMode  m_mode;
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| 
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|     // true if we hadn't changed any visual attributes or restored them since
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|     // doing this
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|     bool m_usingDefaultAttrs;
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| 
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| protected:
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|     DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewRenderer)
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| };
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| 
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| #endif // _WX_GTK_DVRENDERER_H_
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| 
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