f7ed8c899f
it) to get informed about the destruction of the child model in a sorted model. Removed Freed() method used for that so far. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@45627 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
599 lines
22 KiB
C++
599 lines
22 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: wx/dataview.h
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// Purpose: wxDataViewCtrl base classes
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// Author: Robert Roebling
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// Modified by:
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// Created: 08.01.06
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// RCS-ID: $Id$
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// Copyright: (c) Robert Roebling
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_DATAVIEW_H_BASE_
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#define _WX_DATAVIEW_H_BASE_
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#include "wx/defs.h"
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#if wxUSE_DATAVIEWCTRL
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#include "wx/control.h"
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#include "wx/textctrl.h"
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#include "wx/bitmap.h"
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#include "wx/variant.h"
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#if defined(__WXGTK20__)
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// for testing
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// #define wxUSE_GENERICDATAVIEWCTRL 1
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#elif defined(__WXMAC__)
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#define wxUSE_GENERICDATAVIEWCTRL 1
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#else
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#define wxUSE_GENERICDATAVIEWCTRL 1
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#endif
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// ----------------------------------------------------------------------------
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// wxDataViewCtrl flags
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// ----------------------------------------------------------------------------
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// ----------------------------------------------------------------------------
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// wxDataViewCtrl globals
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// ----------------------------------------------------------------------------
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class WXDLLIMPEXP_ADV wxDataViewModel;
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class WXDLLIMPEXP_ADV wxDataViewListModel;
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class WXDLLIMPEXP_ADV wxDataViewCtrl;
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class WXDLLIMPEXP_ADV wxDataViewColumn;
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class WXDLLIMPEXP_ADV wxDataViewRenderer;
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extern WXDLLIMPEXP_DATA_ADV(const wxChar) wxDataViewCtrlNameStr[];
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// the default width of new (text) columns:
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#define wxDVC_DEFAULT_WIDTH 80
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// the default width of new toggle columns:
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#define wxDVC_TOGGLE_DEFAULT_WIDTH 30
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// the default minimal width of the columns:
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#define wxDVC_DEFAULT_MINWIDTH 30
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// the default alignment of wxDataViewRenderers:
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#define wxDVR_DEFAULT_ALIGNMENT (wxALIGN_LEFT|wxALIGN_TOP)
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// ---------------------------------------------------------
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// wxDataViewModel
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// ---------------------------------------------------------
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class WXDLLIMPEXP_ADV wxDataViewModel: public wxObjectRefData
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{
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public:
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wxDataViewModel() { }
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protected:
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// the user should not delete this class directly: he should use DecRef() instead!
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virtual ~wxDataViewModel() { }
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};
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// ---------------------------------------------------------
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// wxDataViewListModelNotifier
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// ---------------------------------------------------------
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class WXDLLIMPEXP_ADV wxDataViewListModelNotifier: public wxObject
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{
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public:
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wxDataViewListModelNotifier() { }
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virtual ~wxDataViewListModelNotifier() { m_owner = NULL; }
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virtual bool RowAppended() = 0;
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virtual bool RowPrepended() = 0;
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virtual bool RowInserted( unsigned int before ) = 0;
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virtual bool RowDeleted( unsigned int row ) = 0;
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virtual bool RowChanged( unsigned int row ) = 0;
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virtual bool ValueChanged( unsigned int col, unsigned int row ) = 0;
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virtual bool RowsReordered( unsigned int *new_order ) = 0;
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virtual bool Cleared() = 0;
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void SetOwner( wxDataViewListModel *owner ) { m_owner = owner; }
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wxDataViewListModel *GetOwner() { return m_owner; }
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private:
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wxDataViewListModel *m_owner;
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};
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// ---------------------------------------------------------
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// wxDataViewListModel
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// ---------------------------------------------------------
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class WXDLLIMPEXP_ADV wxDataViewViewingColumn: public wxObject
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{
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public:
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wxDataViewViewingColumn( wxDataViewColumn *view_column, unsigned int model_column )
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{
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m_viewColumn = view_column;
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m_modelColumn = model_column;
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}
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wxDataViewColumn *m_viewColumn;
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unsigned int m_modelColumn;
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};
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class WXDLLIMPEXP_ADV wxDataViewListModel: public wxDataViewModel
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{
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friend class WXDLLIMPEXP_ADV wxDataViewCtrl;
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friend class WXDLLIMPEXP_ADV wxDataViewCtrlBase;
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friend class WXDLLIMPEXP_ADV wxDataViewSortedListModel;
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friend class WXDLLIMPEXP_ADV wxDataViewColumnBase;
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friend class WXDLLIMPEXP_ADV wxGtkDataViewListModelNotifier;
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public:
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wxDataViewListModel();
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virtual unsigned int GetRowCount() const = 0;
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virtual unsigned int GetColumnCount() const = 0;
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// return type as reported by wxVariant
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virtual wxString GetColumnType( unsigned int col ) const = 0;
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// get value into a wxVariant
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virtual void GetValue( wxVariant &variant, unsigned int col, unsigned int row ) const = 0;
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// set value, call ValueChanged() afterwards!
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virtual bool SetValue( const wxVariant &variant, unsigned int col, unsigned int row ) = 0;
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// delegated notifiers
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virtual bool RowAppended();
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virtual bool RowPrepended();
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virtual bool RowInserted( unsigned int before );
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virtual bool RowDeleted( unsigned int row );
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virtual bool RowChanged( unsigned int row );
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virtual bool ValueChanged( unsigned int col, unsigned int row );
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virtual bool RowsReordered( unsigned int *new_order );
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virtual bool Cleared();
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protected:
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// the user should not delete this class directly: he should use DecRef() instead!
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virtual ~wxDataViewListModel();
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// Used internally
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void AddViewingColumn( wxDataViewColumn *view_column, unsigned int model_column );
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void RemoveViewingColumn( wxDataViewColumn *column );
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void AddNotifier( wxDataViewListModelNotifier *notifier );
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void RemoveNotifier( wxDataViewListModelNotifier *notifier );
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wxList m_notifiers;
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wxList m_viewingColumns;
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};
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// ---------------------------------------------------------
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// wxDataViewSortedListModel
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// ---------------------------------------------------------
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typedef int (wxCALLBACK *wxDataViewListModelCompare)
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(unsigned int row1, unsigned int row2, unsigned int col, wxDataViewListModel* model );
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WX_DEFINE_SORTED_USER_EXPORTED_ARRAY_SIZE_T(unsigned int,
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wxDataViewSortedIndexArray, WXDLLIMPEXP_ADV);
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class WXDLLIMPEXP_ADV wxDataViewSortedListModel: public wxDataViewListModel
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{
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friend class wxDataViewSortedListModelNotifier;
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public:
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wxDataViewSortedListModel( wxDataViewListModel *child );
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virtual ~wxDataViewSortedListModel();
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void SetAscending( bool ascending ) { m_ascending = ascending; }
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bool IsAscending() const { return m_ascending; }
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virtual unsigned int GetRowCount() const;
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virtual unsigned int GetColumnCount() const;
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// return type as reported by wxVariant
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virtual wxString GetColumnType( unsigned int col ) const;
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// get value into a wxVariant
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virtual void GetValue( wxVariant &variant, unsigned int col, unsigned int row ) const;
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// set value, call ValueChanged() afterwards!
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virtual bool SetValue( const wxVariant &variant, unsigned int col, unsigned int row );
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// called from user
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virtual bool RowAppended();
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virtual bool RowPrepended();
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virtual bool RowInserted( unsigned int before );
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virtual bool RowDeleted( unsigned int row );
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virtual bool RowChanged( unsigned int row );
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virtual bool ValueChanged( unsigned int col, unsigned int row );
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virtual bool RowsReordered( unsigned int *new_order );
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virtual bool Cleared();
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// called if child's notifiers are called
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bool ChildRowAppended();
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bool ChildRowPrepended();
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bool ChildRowInserted( unsigned int before );
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bool ChildRowDeleted( unsigned int row );
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bool ChildRowChanged( unsigned int row );
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bool ChildValueChanged( unsigned int col, unsigned int row );
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bool ChildRowsReordered( unsigned int *new_order );
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bool ChildCleared();
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virtual void Resort();
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void DetachChild();
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private:
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bool m_ascending;
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wxDataViewListModel *m_child;
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wxDataViewSortedIndexArray m_array;
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wxDataViewListModelNotifier *m_notifierOnChild;
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void InitStatics(); // BAD
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};
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//-----------------------------------------------------------------------------
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// wxDataViewEditorCtrlEvtHandler
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//-----------------------------------------------------------------------------
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class wxDataViewEditorCtrlEvtHandler: public wxEvtHandler
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{
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public:
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wxDataViewEditorCtrlEvtHandler( wxControl *editor, wxDataViewRenderer *owner );
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void AcceptChangesAndFinish();
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void SetFocusOnIdle( bool focus = true ) { m_focusOnIdle = focus; }
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protected:
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void OnChar( wxKeyEvent &event );
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void OnKillFocus( wxFocusEvent &event );
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void OnIdle( wxIdleEvent &event );
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private:
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wxDataViewRenderer *m_owner;
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wxControl *m_editorCtrl;
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bool m_finished;
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bool m_focusOnIdle;
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private:
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DECLARE_EVENT_TABLE()
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};
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// ---------------------------------------------------------
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// wxDataViewRendererBase
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// ---------------------------------------------------------
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enum wxDataViewCellMode
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{
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wxDATAVIEW_CELL_INERT,
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wxDATAVIEW_CELL_ACTIVATABLE,
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wxDATAVIEW_CELL_EDITABLE
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};
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enum wxDataViewCellRenderState
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{
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wxDATAVIEW_CELL_SELECTED = 1,
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wxDATAVIEW_CELL_PRELIT = 2,
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wxDATAVIEW_CELL_INSENSITIVE = 4,
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wxDATAVIEW_CELL_FOCUSED = 8
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};
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class WXDLLIMPEXP_ADV wxDataViewRendererBase: public wxObject
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{
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public:
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wxDataViewRendererBase( const wxString &varianttype,
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wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT,
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int alignment = wxDVR_DEFAULT_ALIGNMENT );
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virtual bool Validate( wxVariant& WXUNUSED(value) )
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{ return true; }
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void SetOwner( wxDataViewColumn *owner ) { m_owner = owner; }
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wxDataViewColumn* GetOwner() { return m_owner; }
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// renderer properties:
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virtual bool SetValue( const wxVariant& WXUNUSED(value) ) = 0;
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virtual bool GetValue( wxVariant& WXUNUSED(value) ) const = 0;
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wxString GetVariantType() const { return m_variantType; }
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virtual void SetMode( wxDataViewCellMode mode ) = 0;
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virtual wxDataViewCellMode GetMode() const = 0;
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// NOTE: Set/GetAlignment do not take/return a wxAlignment enum but
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// rather an "int"; that's because for rendering cells it's allowed
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// to combine alignment flags (e.g. wxALIGN_LEFT|wxALIGN_BOTTOM)
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virtual void SetAlignment( int align ) = 0;
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virtual int GetAlignment() const = 0;
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// in-place editing
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virtual bool HasEditorCtrl()
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{ return false; }
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virtual wxControl* CreateEditorCtrl(wxWindow * WXUNUSED(parent),
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wxRect WXUNUSED(labelRect),
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const wxVariant& WXUNUSED(value))
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{ return NULL; }
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virtual bool GetValueFromEditorCtrl(wxControl * WXUNUSED(editor),
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wxVariant& WXUNUSED(value))
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{ return false; }
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virtual bool StartEditing( unsigned int row, wxRect labelRect );
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virtual void CancelEditing();
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virtual bool FinishEditing();
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wxControl *GetEditorCtrl() { return m_editorCtrl; }
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protected:
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wxString m_variantType;
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wxDataViewColumn *m_owner;
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wxControl *m_editorCtrl;
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unsigned int m_row; // for m_editorCtrl
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// internal utility:
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const wxDataViewCtrl* GetView() const;
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protected:
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DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewRendererBase)
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};
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// ---------------------------------------------------------
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// wxDataViewColumnBase
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// ---------------------------------------------------------
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enum wxDataViewColumnFlags
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{
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wxDATAVIEW_COL_RESIZABLE = 1,
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wxDATAVIEW_COL_SORTABLE = 2,
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wxDATAVIEW_COL_HIDDEN = 4
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};
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class WXDLLIMPEXP_ADV wxDataViewColumnBase: public wxObject
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{
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public:
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wxDataViewColumnBase( const wxString &title, wxDataViewRenderer *renderer,
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unsigned int model_column, int width = wxDVC_DEFAULT_WIDTH,
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wxAlignment align = wxALIGN_CENTER,
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int flags = wxDATAVIEW_COL_RESIZABLE );
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wxDataViewColumnBase( const wxBitmap &bitmap, wxDataViewRenderer *renderer,
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unsigned int model_column, int width = wxDVC_DEFAULT_WIDTH,
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wxAlignment align = wxALIGN_CENTER,
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int flags = wxDATAVIEW_COL_RESIZABLE );
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virtual ~wxDataViewColumnBase();
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// setters:
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virtual void SetTitle( const wxString &title ) = 0;
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virtual void SetAlignment( wxAlignment align ) = 0;
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virtual void SetSortable( bool sortable ) = 0;
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virtual void SetResizeable( bool resizeable ) = 0;
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virtual void SetHidden( bool hidden ) = 0;
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virtual void SetSortOrder( bool ascending ) = 0;
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virtual void SetFlags( int flags );
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virtual void SetOwner( wxDataViewCtrl *owner )
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{ m_owner = owner; }
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virtual void SetBitmap( const wxBitmap &bitmap )
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{ m_bitmap=bitmap; }
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virtual void SetMinWidth( int minWidth ) = 0;
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virtual void SetWidth( int width ) = 0;
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// getters:
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virtual wxString GetTitle() const = 0;
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virtual wxAlignment GetAlignment() const = 0;
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virtual int GetWidth() const = 0;
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virtual int GetMinWidth() const = 0;
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virtual int GetFlags() const;
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virtual bool IsSortable() const = 0;
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virtual bool IsResizeable() const = 0;
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virtual bool IsHidden() const = 0;
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virtual bool IsSortOrderAscending() const = 0;
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const wxBitmap &GetBitmap() const { return m_bitmap; }
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unsigned int GetModelColumn() const { return m_model_column; }
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wxDataViewCtrl *GetOwner() { return m_owner; }
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wxDataViewRenderer* GetRenderer() { return m_renderer; }
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protected:
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wxDataViewRenderer *m_renderer;
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int m_model_column;
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wxBitmap m_bitmap;
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wxDataViewCtrl *m_owner;
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protected:
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DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewColumnBase)
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};
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// ---------------------------------------------------------
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// wxDataViewCtrlBase
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// ---------------------------------------------------------
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#define wxDV_SINGLE 0x0000 // for convenience
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#define wxDV_MULTIPLE 0x0001 // can select multiple items
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#define wxDV_NO_HEADER 0x0002 // column titles not visible
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#define wxDV_HORIZ_RULES 0x0004 // light horizontal rules between rows
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#define wxDV_VERT_RULES 0x0008 // light vertical rules between columns
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class WXDLLIMPEXP_ADV wxDataViewCtrlBase: public wxControl
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{
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public:
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wxDataViewCtrlBase();
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virtual ~wxDataViewCtrlBase();
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virtual bool AssociateModel( wxDataViewListModel *model );
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wxDataViewListModel* GetModel();
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// short cuts
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bool AppendTextColumn( const wxString &label, unsigned int model_column,
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wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT, int width = -1,
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wxAlignment align = wxALIGN_CENTER,
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int flags = wxDATAVIEW_COL_RESIZABLE );
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bool AppendToggleColumn( const wxString &label, unsigned int model_column,
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wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT, int width = wxDVC_TOGGLE_DEFAULT_WIDTH,
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wxAlignment align = wxALIGN_CENTER,
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int flags = wxDATAVIEW_COL_RESIZABLE );
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bool AppendProgressColumn( const wxString &label, unsigned int model_column,
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wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT, int width = wxDVC_DEFAULT_WIDTH,
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wxAlignment align = wxALIGN_CENTER,
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int flags = wxDATAVIEW_COL_RESIZABLE );
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bool AppendDateColumn( const wxString &label, unsigned int model_column,
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wxDataViewCellMode mode = wxDATAVIEW_CELL_ACTIVATABLE, int width = -1,
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wxAlignment align = wxALIGN_CENTER,
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int flags = wxDATAVIEW_COL_RESIZABLE );
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bool AppendBitmapColumn( const wxString &label, unsigned int model_column,
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wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT, int width = -1,
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wxAlignment align = wxALIGN_CENTER,
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int flags = wxDATAVIEW_COL_RESIZABLE );
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bool AppendTextColumn( const wxBitmap &label, unsigned int model_column,
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wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT, int width = -1,
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wxAlignment align = wxALIGN_CENTER,
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int flags = wxDATAVIEW_COL_RESIZABLE );
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bool AppendToggleColumn( const wxBitmap &label, unsigned int model_column,
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wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT, int width = wxDVC_TOGGLE_DEFAULT_WIDTH,
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wxAlignment align = wxALIGN_CENTER,
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int flags = wxDATAVIEW_COL_RESIZABLE );
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bool AppendProgressColumn( const wxBitmap &label, unsigned int model_column,
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wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT, int width = wxDVC_DEFAULT_WIDTH,
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wxAlignment align = wxALIGN_CENTER,
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int flags = wxDATAVIEW_COL_RESIZABLE );
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bool AppendDateColumn( const wxBitmap &label, unsigned int model_column,
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wxDataViewCellMode mode = wxDATAVIEW_CELL_ACTIVATABLE, int width = -1,
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wxAlignment align = wxALIGN_CENTER,
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int flags = wxDATAVIEW_COL_RESIZABLE );
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bool AppendBitmapColumn( const wxBitmap &label, unsigned int model_column,
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wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT, int width = -1,
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wxAlignment align = wxALIGN_CENTER,
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int flags = wxDATAVIEW_COL_RESIZABLE );
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virtual bool AppendColumn( wxDataViewColumn *col );
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virtual unsigned int GetColumnCount() const;
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virtual bool DeleteColumn( unsigned int pos );
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virtual bool ClearColumns();
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virtual wxDataViewColumn* GetColumn( unsigned int pos );
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virtual void SetSelection( int row ) = 0; // -1 for unselect
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inline void ClearSelection() { SetSelection( -1 ); }
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virtual void Unselect( unsigned int row ) = 0;
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virtual void SetSelectionRange( unsigned int from, unsigned int to ) = 0;
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virtual void SetSelections( const wxArrayInt& aSelections) = 0;
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virtual bool IsSelected( unsigned int row ) const = 0;
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virtual int GetSelection() const = 0;
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virtual int GetSelections(wxArrayInt& aSelections) const = 0;
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private:
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wxDataViewListModel *m_model;
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wxList m_cols;
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protected:
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DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewCtrlBase)
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};
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// ----------------------------------------------------------------------------
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// wxDataViewEvent - the event class for the wxDataViewCtrl notifications
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// ----------------------------------------------------------------------------
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class WXDLLIMPEXP_ADV wxDataViewEvent : public wxNotifyEvent
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{
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public:
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wxDataViewEvent(wxEventType commandType = wxEVT_NULL, int winid = 0)
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: wxNotifyEvent(commandType, winid),
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m_col(-1),
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m_row(-1),
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m_model(NULL),
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m_value(wxNullVariant),
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m_editCancelled(false),
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m_column(NULL)
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{ }
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wxDataViewEvent(const wxDataViewEvent& event)
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: wxNotifyEvent(event),
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m_col(event.m_col),
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m_row(event.m_col),
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m_model(event.m_model),
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m_value(event.m_value),
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m_editCancelled(event.m_editCancelled),
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m_column(event.m_column)
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{ }
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int GetColumn() const { return m_col; }
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void SetColumn( int col ) { m_col = col; }
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int GetRow() const { return m_row; }
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void SetRow( int row ) { m_row = row; }
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wxDataViewModel* GetModel() const { return m_model; }
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void SetModel( wxDataViewModel *model ) { m_model = model; }
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const wxVariant &GetValue() const { return m_value; }
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void SetValue( const wxVariant &value ) { m_value = value; }
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// for wxEVT_DATAVIEW_COLUMN_HEADER_CLICKED only
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void SetDataViewColumn( wxDataViewColumn *col ) { m_column = col; }
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wxDataViewColumn *GetDataViewColumn() const { return m_column; }
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// was label editing canceled? (for wxEVT_COMMAND_DATVIEW_END_LABEL_EDIT only)
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bool IsEditCancelled() const { return m_editCancelled; }
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void SetEditCanceled(bool editCancelled) { m_editCancelled = editCancelled; }
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virtual wxEvent *Clone() const { return new wxDataViewEvent(*this); }
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protected:
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int m_col;
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int m_row;
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wxDataViewModel *m_model;
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wxVariant m_value;
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bool m_editCancelled;
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wxDataViewColumn *m_column;
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private:
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DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxDataViewEvent)
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};
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BEGIN_DECLARE_EVENT_TYPES()
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DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_ADV, wxEVT_COMMAND_DATAVIEW_ROW_SELECTED, -1)
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DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_ADV, wxEVT_COMMAND_DATAVIEW_ROW_ACTIVATED, -1)
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DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_ADV, wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK, -1)
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DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_ADV, wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK, -1)
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END_DECLARE_EVENT_TYPES()
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typedef void (wxEvtHandler::*wxDataViewEventFunction)(wxDataViewEvent&);
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#define wxDataViewEventHandler(func) \
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(wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxDataViewEventFunction, &func)
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#define wx__DECLARE_DATAVIEWEVT(evt, id, fn) \
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wx__DECLARE_EVT1(wxEVT_COMMAND_DATAVIEW_ ## evt, id, wxDataViewEventHandler(fn))
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#define EVT_DATAVIEW_ROW_SELECTED(id, fn) wx__DECLARE_DATAVIEWEVT(ROW_SELECTED, id, fn)
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#define EVT_DATAVIEW_ROW_ACTIVATED(id, fn) wx__DECLARE_DATAVIEWEVT(ROW_ACTIVATED, id, fn)
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#define EVT_DATAVIEW_COLUMN_HEADER_CLICK(id, fn) wx__DECLARE_DATAVIEWEVT(COLUMN_HEADER_CLICK, id, fn)
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#define EVT_DATAVIEW_COLUMN_HEADER_RIGHT_CLICKED(id, fn) wx__DECLARE_DATAVIEWEVT(COLUMN_HEADER_RIGHT_CLICK, id, fn)
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#if defined(wxUSE_GENERICDATAVIEWCTRL)
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#include "wx/generic/dataview.h"
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#elif defined(__WXGTK20__)
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#include "wx/gtk/dataview.h"
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#elif defined(__WXMAC__)
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// TODO
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// #include "wx/mac/dataview.h"
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#else
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#include "wx/generic/dataview.h"
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#endif
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#endif // wxUSE_DATAVIEWCTRL
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#endif
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// _WX_DATAVIEW_H_BASE_
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