zdoom-macos-deps/deps/wxwidgets/include/wx-3.1/wx/gtk/dvrenderer.h
2021-06-28 10:54:57 +03:00

111 lines
4.3 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// Name: wx/gtk/dvrenderer.h
// Purpose: wxDataViewRenderer for GTK wxDataViewCtrl implementation
// Author: Robert Roebling, Vadim Zeitlin
// Created: 2009-11-07 (extracted from wx/gtk/dataview.h)
// Copyright: (c) 2006 Robert Roebling
// (c) 2009 Vadim Zeitlin <vadim@wxwidgets.org>
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_GTK_DVRENDERER_H_
#define _WX_GTK_DVRENDERER_H_
typedef struct _GtkCellRendererText GtkCellRendererText;
typedef struct _GtkTreeViewColumn GtkTreeViewColumn;
// ----------------------------------------------------------------------------
// wxDataViewRenderer
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_ADV wxDataViewRenderer: public wxDataViewRendererBase
{
public:
wxDataViewRenderer( const wxString &varianttype,
wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT,
int align = wxDVR_DEFAULT_ALIGNMENT );
virtual void SetMode( wxDataViewCellMode mode ) wxOVERRIDE;
virtual wxDataViewCellMode GetMode() const wxOVERRIDE;
virtual void SetAlignment( int align ) wxOVERRIDE;
virtual int GetAlignment() const wxOVERRIDE;
virtual void EnableEllipsize(wxEllipsizeMode mode = wxELLIPSIZE_MIDDLE) wxOVERRIDE;
virtual wxEllipsizeMode GetEllipsizeMode() const wxOVERRIDE;
virtual bool FinishEditing() wxOVERRIDE;
// GTK-specific implementation
// ---------------------------
// pack the GTK cell renderers used by this renderer to the given column
//
// by default only a single m_renderer is used but some renderers use more
// than one GTK cell renderer
virtual void GtkPackIntoColumn(GtkTreeViewColumn *column);
// called when the cell value was edited by user with the new value
//
// it uses GtkGetValueFromString() to parse the new value, then validates
// it by calling Validate() and notifies the model about the change if it
// passes validation
void GtkOnTextEdited(const char *itempath, const wxString& value);
GtkCellRenderer* GetGtkHandle() { return m_renderer; }
void GtkInitHandlers();
virtual void GtkUpdateAlignment() { GtkApplyAlignment(m_renderer); }
// return the text renderer used by this renderer for setting text cell
// specific attributes: can return NULL if this renderer doesn't render any
// text
virtual GtkCellRendererText *GtkGetTextRenderer() const { return NULL; }
// return the widget actually used by the renderer for editing, this may be
// different from the editor control widget for the custom renderers
virtual GtkWidget* GtkGetEditorWidget() const;
void GtkSetCurrentItem(const wxDataViewItem& item) { m_itemBeingRendered = item; }
private:
// Change the mode at GTK level without touching m_mode, this is useful for
// temporarily making the renderer insensitive but does mean that GetMode()
// may return a value different from the actual GTK renderer mode.
void GtkSetMode(wxDataViewCellMode mode);
protected:
virtual void SetAttr(const wxDataViewItemAttr& attr) wxOVERRIDE;
virtual void SetEnabled(bool enabled) wxOVERRIDE;
virtual bool IsHighlighted() const wxOVERRIDE;
// Apply our effective alignment (i.e. m_alignment if specified or the
// associated column alignment by default) to the given renderer.
void GtkApplyAlignment(GtkCellRenderer *renderer);
// This method is used to interpret the string entered by user and by
// default just uses it as is, but can be overridden for classes requiring
// special treatment.
virtual wxVariant GtkGetValueFromString(const wxString& str) const;
GtkCellRenderer *m_renderer;
int m_alignment;
// We store the renderer mode at wx level as it can differ from the mode of
// the corresponding GTK+ renderer as explained above.
wxDataViewCellMode m_mode;
// true if we hadn't changed any visual attributes or restored them since
// doing this
bool m_usingDefaultAttrs;
// the item currently being rendered
wxDataViewItem m_itemBeingRendered;
protected:
wxDECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewRenderer);
};
#endif // _WX_GTK_DVRENDERER_H_