wxWidgets/include/wx/generic/dataview.h
2007-11-08 22:51:58 +00:00

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17 KiB
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/////////////////////////////////////////////////////////////////////////////
// Name: wx/generic/dataview.h
// Purpose: wxDataViewCtrl generic implementation header
// Author: Robert Roebling
// Modified By: Bo Yang
// Id: $Id$
// Copyright: (c) 1998 Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef __GENERICDATAVIEWCTRLH__
#define __GENERICDATAVIEWCTRLH__
#include "wx/defs.h"
#include "wx/object.h"
#include "wx/list.h"
#include "wx/control.h"
#include "wx/scrolwin.h"
#include "wx/icon.h"
// ---------------------------------------------------------
// classes
// ---------------------------------------------------------
class WXDLLIMPEXP_FWD_ADV wxDataViewCtrl;
class WXDLLIMPEXP_FWD_ADV wxDataViewMainWindow;
class WXDLLIMPEXP_FWD_ADV wxDataViewHeaderWindow;
// ---------------------------------------------------------
// wxDataViewRenderer
// ---------------------------------------------------------
class WXDLLIMPEXP_ADV wxDataViewRenderer: public wxDataViewRendererBase
{
public:
wxDataViewRenderer( const wxString &varianttype,
wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT,
int align = wxDVR_DEFAULT_ALIGNMENT );
virtual ~wxDataViewRenderer();
virtual bool Render( wxRect cell, wxDC *dc, int state ) = 0;
virtual wxSize GetSize() const = 0;
virtual void SetAlignment( int align )
{ m_align=align; }
virtual int GetAlignment() const
{ return m_align; }
virtual void SetMode( wxDataViewCellMode mode )
{ m_mode=mode; }
virtual wxDataViewCellMode GetMode() const
{ return m_mode; }
virtual bool Activate( wxRect WXUNUSED(cell),
wxDataViewModel *WXUNUSED(model),
const wxDataViewItem & WXUNUSED(item),
unsigned int WXUNUSED(col) )
{ return false; }
virtual bool LeftClick( wxPoint WXUNUSED(cursor),
wxRect WXUNUSED(cell),
wxDataViewModel *WXUNUSED(model),
const wxDataViewItem & WXUNUSED(item),
unsigned int WXUNUSED(col) )
{ return false; }
virtual bool RightClick( wxPoint WXUNUSED(cursor),
wxRect WXUNUSED(cell),
wxDataViewModel *WXUNUSED(model),
const wxDataViewItem & WXUNUSED(item),
unsigned int WXUNUSED(col) )
{ return false; }
virtual bool StartDrag( wxPoint WXUNUSED(cursor),
wxRect WXUNUSED(cell),
wxDataViewModel *WXUNUSED(model),
const wxDataViewItem & WXUNUSED(item),
unsigned int WXUNUSED(col) )
{ return false; }
// Create DC on request
virtual wxDC *GetDC();
void SetHasAttr( bool set ) { m_hasAttr = set; }
void SetAttr( const wxDataViewItemAttr &attr ) { m_attr = attr; }
bool GetWantsAttr() { return m_wantsAttr; }
private:
wxDC *m_dc;
int m_align;
wxDataViewCellMode m_mode;
protected:
bool m_wantsAttr;
bool m_hasAttr;
wxDataViewItemAttr m_attr;
protected:
DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewRenderer)
};
// ---------------------------------------------------------
// wxDataViewCustomRenderer
// ---------------------------------------------------------
class WXDLLIMPEXP_ADV wxDataViewCustomRenderer: public wxDataViewRenderer
{
public:
wxDataViewCustomRenderer( const wxString &varianttype = wxT("string"),
wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT,
int align = wxDVR_DEFAULT_ALIGNMENT );
void RenderText( const wxString &text, int xoffset, wxRect cell, wxDC *dc, int state );
protected:
DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewCustomRenderer)
};
// ---------------------------------------------------------
// wxDataViewTextRenderer
// ---------------------------------------------------------
class WXDLLIMPEXP_ADV wxDataViewTextRenderer: public wxDataViewCustomRenderer
{
public:
wxDataViewTextRenderer( const wxString &varianttype = wxT("string"),
wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT,
int align = wxDVR_DEFAULT_ALIGNMENT );
bool SetValue( const wxVariant &value );
bool GetValue( wxVariant &value ) const;
bool Render( wxRect cell, wxDC *dc, int state );
wxSize GetSize() const;
// in-place editing
virtual bool HasEditorCtrl();
virtual wxControl* CreateEditorCtrl( wxWindow *parent, wxRect labelRect, const wxVariant &value );
virtual bool GetValueFromEditorCtrl( wxControl* editor, wxVariant &value );
protected:
wxString m_text;
protected:
DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewTextRenderer)
};
// ---------------------------------------------------------
// wxDataViewTextRendererAttr
// ---------------------------------------------------------
class WXDLLIMPEXP_ADV wxDataViewTextRendererAttr: public wxDataViewTextRenderer
{
public:
wxDataViewTextRendererAttr( const wxString &varianttype = wxT("string"),
wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT,
int align = wxDVR_DEFAULT_ALIGNMENT );
bool Render( wxRect cell, wxDC *dc, int state );
protected:
DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewTextRendererAttr)
};
// ---------------------------------------------------------
// wxDataViewBitmapRenderer
// ---------------------------------------------------------
class WXDLLIMPEXP_ADV wxDataViewBitmapRenderer: public wxDataViewCustomRenderer
{
public:
wxDataViewBitmapRenderer( const wxString &varianttype = wxT("wxBitmap"),
wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT,
int align = wxDVR_DEFAULT_ALIGNMENT );
bool SetValue( const wxVariant &value );
bool GetValue( wxVariant &value ) const;
bool Render( wxRect cell, wxDC *dc, int state );
wxSize GetSize() const;
private:
wxIcon m_icon;
wxBitmap m_bitmap;
protected:
DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewBitmapRenderer)
};
// ---------------------------------------------------------
// wxDataViewToggleRenderer
// ---------------------------------------------------------
class WXDLLIMPEXP_ADV wxDataViewToggleRenderer: public wxDataViewCustomRenderer
{
public:
wxDataViewToggleRenderer( const wxString &varianttype = wxT("bool"),
wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT,
int align = wxDVR_DEFAULT_ALIGNMENT );
bool SetValue( const wxVariant &value );
bool GetValue( wxVariant &value ) const;
bool Render( wxRect cell, wxDC *dc, int state );
bool Activate( wxRect cell, wxDataViewModel *model, const wxDataViewItem & item,
unsigned int col );
wxSize GetSize() const;
private:
bool m_toggle;
protected:
DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewToggleRenderer)
};
// ---------------------------------------------------------
// wxDataViewProgressRenderer
// ---------------------------------------------------------
class WXDLLIMPEXP_ADV wxDataViewProgressRenderer: public wxDataViewCustomRenderer
{
public:
wxDataViewProgressRenderer( const wxString &label = wxEmptyString,
const wxString &varianttype = wxT("long"),
wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT,
int align = wxDVR_DEFAULT_ALIGNMENT );
virtual ~wxDataViewProgressRenderer();
bool SetValue( const wxVariant &value );
bool GetValue( wxVariant& value ) const;
virtual bool Render( wxRect cell, wxDC *dc, int state );
virtual wxSize GetSize() const;
private:
wxString m_label;
int m_value;
protected:
DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewProgressRenderer)
};
// ---------------------------------------------------------
// wxDataViewIconTextRenderer
// ---------------------------------------------------------
class wxDataViewIconTextRenderer: public wxDataViewCustomRenderer
{
public:
wxDataViewIconTextRenderer( const wxString &varianttype = wxT("wxDataViewIconText"),
wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT,
int align = wxDVR_DEFAULT_ALIGNMENT );
virtual ~wxDataViewIconTextRenderer();
bool SetValue( const wxVariant &value );
bool GetValue( wxVariant &value ) const;
virtual bool Render( wxRect cell, wxDC *dc, int state );
virtual wxSize GetSize() const;
virtual bool HasEditorCtrl() { return true; }
virtual wxControl* CreateEditorCtrl( wxWindow *parent, wxRect labelRect, const wxVariant &value );
virtual bool GetValueFromEditorCtrl( wxControl* editor, wxVariant &value );
private:
wxDataViewIconText m_value;
protected:
DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewIconTextRenderer)
};
// ---------------------------------------------------------
// wxDataViewDateRenderer
// ---------------------------------------------------------
class WXDLLIMPEXP_ADV wxDataViewDateRenderer: public wxDataViewCustomRenderer
{
public:
wxDataViewDateRenderer( const wxString &varianttype = wxT("datetime"),
wxDataViewCellMode mode = wxDATAVIEW_CELL_ACTIVATABLE,
int align = wxDVR_DEFAULT_ALIGNMENT );
bool SetValue( const wxVariant &value );
bool GetValue( wxVariant& value ) const;
virtual bool Render( wxRect cell, wxDC *dc, int state );
virtual wxSize GetSize() const;
virtual bool Activate( wxRect cell,
wxDataViewModel *model, const wxDataViewItem & item, unsigned int col );
private:
wxDateTime m_date;
protected:
DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewDateRenderer)
};
// ---------------------------------------------------------
// wxDataViewColumn
// ---------------------------------------------------------
class WXDLLIMPEXP_ADV wxDataViewColumn: public wxDataViewColumnBase
{
friend class wxDataViewHeaderWindowBase;
friend class wxDataViewHeaderWindow;
friend class wxDataViewHeaderWindowMSW;
public:
wxDataViewColumn( const wxString &title, wxDataViewRenderer *renderer,
unsigned int model_column, int width = wxDVC_DEFAULT_WIDTH,
wxAlignment align = wxALIGN_CENTER,
int flags = wxDATAVIEW_COL_RESIZABLE );
wxDataViewColumn( const wxBitmap &bitmap, wxDataViewRenderer *renderer,
unsigned int model_column, int width = wxDVC_DEFAULT_WIDTH,
wxAlignment align = wxALIGN_CENTER,
int flags = wxDATAVIEW_COL_RESIZABLE );
virtual ~wxDataViewColumn();
// setters:
virtual void SetTitle( const wxString &title )
{ m_title=title; }
virtual void SetAlignment( wxAlignment align )
{ m_align=align; }
virtual void SetMinWidth( int minWidth )
{ m_minWidth=minWidth; }
virtual void SetWidth( int width );
virtual void SetSortable( bool sortable );
virtual void SetResizeable( bool resizeable );
virtual void SetHidden( bool hidden );
virtual void SetSortOrder( bool ascending );
// getters:
virtual wxString GetTitle() const
{ return m_title; }
virtual wxAlignment GetAlignment() const
{ return m_align; }
virtual int GetWidth() const
{ return m_width; }
virtual int GetMinWidth() const
{ return m_minWidth; }
virtual bool IsSortable() const
{ return (m_flags & wxDATAVIEW_COL_SORTABLE) != 0; }
virtual bool IsResizeable() const
{ return (m_flags & wxDATAVIEW_COL_RESIZABLE) != 0; }
virtual bool IsHidden() const
{ return (m_flags & wxDATAVIEW_COL_HIDDEN) != 0; }
virtual bool IsSortOrderAscending() const;
private:
int m_width;
int m_minWidth;
int m_flags;
wxAlignment m_align;
wxString m_title;
bool m_ascending;
void Init(int width);
// like SetWidth() but does not ask the header window of the
// wxDataViewCtrl to reflect the width-change.
void SetInternalWidth(int width);
protected:
DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewColumn)
};
// ---------------------------------------------------------
// wxDataViewCtrl
// ---------------------------------------------------------
WX_DECLARE_LIST_WITH_DECL(wxDataViewColumn, wxDataViewColumnList,
class WXDLLIMPEXP_ADV);
class WXDLLIMPEXP_ADV wxDataViewCtrl: public wxDataViewCtrlBase,
public wxScrollHelperNative
{
friend class wxDataViewMainWindow;
friend class wxDataViewHeaderWindowBase;
friend class wxDataViewHeaderWindow;
friend class wxDataViewHeaderWindowMSW;
friend class wxDataViewColumn;
public:
wxDataViewCtrl() : wxScrollHelperNative(this)
{
//No sorting column at start, I think
m_sortingColumn = NULL;
Init();
}
wxDataViewCtrl( wxWindow *parent, wxWindowID id,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize, long style = 0,
const wxValidator& validator = wxDefaultValidator )
: wxScrollHelperNative(this)
{
m_sortingColumn = NULL;
Create(parent, id, pos, size, style, validator );
}
virtual ~wxDataViewCtrl();
void Init();
bool Create(wxWindow *parent, wxWindowID id,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize, long style = 0,
const wxValidator& validator = wxDefaultValidator );
virtual bool AssociateModel( wxDataViewModel *model );
virtual bool AppendColumn( wxDataViewColumn *col );
virtual bool PrependColumn( wxDataViewColumn *col );
virtual void DoSetExpanderColumn();
virtual void DoSetIndent();
virtual unsigned int GetColumnCount() const;
virtual wxDataViewColumn* GetColumn( unsigned int pos ) const;
virtual bool DeleteColumn( wxDataViewColumn *column );
virtual bool ClearColumns();
virtual int GetColumnPosition( const wxDataViewColumn *column ) const;
virtual wxDataViewColumn *GetSortingColumn() const;
virtual wxDataViewItem GetSelection() const;
virtual int GetSelections( wxDataViewItemArray & sel ) const;
virtual void SetSelections( const wxDataViewItemArray & sel );
virtual void Select( const wxDataViewItem & item );
virtual void Unselect( const wxDataViewItem & item );
virtual bool IsSelected( const wxDataViewItem & item ) const;
virtual void SelectAll();
virtual void UnselectAll();
virtual void EnsureVisible( const wxDataViewItem & item,
const wxDataViewColumn *column = NULL );
virtual void HitTest( const wxPoint & point, wxDataViewItem & item, wxDataViewColumn* &column ) const;
virtual wxRect GetItemRect( const wxDataViewItem & item, const wxDataViewColumn *column = NULL ) const;
virtual void Expand( const wxDataViewItem & item );
virtual void Collapse( const wxDataViewItem & item );
protected:
virtual int GetSelections( wxArrayInt & sel ) const;
virtual void SetSelections( const wxArrayInt & sel );
virtual void Select( int row );
virtual void Unselect( int row );
virtual bool IsSelected( int row ) const;
virtual void SelectRange( int from, int to );
virtual void UnselectRange( int from, int to );
virtual void EnsureVisible( int row, int column );
virtual wxDataViewItem GetItemByRow( unsigned int row ) const;
virtual int GetRowByItem( const wxDataViewItem & item ) const;
wxDataViewColumn* GetSortingColumn() { return m_sortingColumn; }
void SetSortingColumn( wxDataViewColumn* column ) { m_sortingColumn = column; }
public: // utility functions not part of the API
// returns the "best" width for the idx-th column
unsigned int GetBestColumnWidth(int WXUNUSED(idx)) const
{
return GetClientSize().GetWidth() / GetColumnCount();
}
// updates the header window after a change in a column setting
void OnColumnChange();
wxWindow *GetMainWindow() { return (wxWindow*) m_clientArea; }
private:
wxDataViewColumnList m_cols;
wxDataViewModelNotifier *m_notifier;
wxDataViewMainWindow *m_clientArea;
wxDataViewHeaderWindow *m_headerArea;
wxDataViewColumn* m_sortingColumn;
private:
void OnSize( wxSizeEvent &event );
// we need to return a special WM_GETDLGCODE value to process just the
// arrows but let the other navigation characters through
#ifdef __WXMSW__
virtual WXLRESULT MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
#endif // __WXMSW__
WX_FORWARD_TO_SCROLL_HELPER()
private:
DECLARE_DYNAMIC_CLASS(wxDataViewCtrl)
DECLARE_NO_COPY_CLASS(wxDataViewCtrl)
DECLARE_EVENT_TABLE()
};
#endif // __GENERICDATAVIEWCTRLH__