git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@55589 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
		
			
				
	
	
		
			377 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			377 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /////////////////////////////////////////////////////////////////////////////
 | |
| // Name:        wx/generic/treectlg.h
 | |
| // Purpose:     wxTreeCtrl class
 | |
| // Author:      Robert Roebling
 | |
| // Modified by:
 | |
| // Created:     01/02/97
 | |
| // RCS-ID:      $Id$
 | |
| // Copyright:   (c) 1997,1998 Robert Roebling
 | |
| // Licence:     wxWindows licence
 | |
| /////////////////////////////////////////////////////////////////////////////
 | |
| 
 | |
| #ifndef _GENERIC_TREECTRL_H_
 | |
| #define _GENERIC_TREECTRL_H_
 | |
| 
 | |
| #if wxUSE_TREECTRL
 | |
| 
 | |
| #include "wx/scrolwin.h"
 | |
| #include "wx/pen.h"
 | |
| 
 | |
| // -----------------------------------------------------------------------------
 | |
| // forward declaration
 | |
| // -----------------------------------------------------------------------------
 | |
| 
 | |
| class WXDLLIMPEXP_FWD_CORE wxGenericTreeItem;
 | |
| 
 | |
| class WXDLLIMPEXP_FWD_CORE wxTreeItemData;
 | |
| 
 | |
| class WXDLLIMPEXP_FWD_CORE wxTreeRenameTimer;
 | |
| class WXDLLIMPEXP_FWD_CORE wxTreeFindTimer;
 | |
| class WXDLLIMPEXP_FWD_CORE wxTreeTextCtrl;
 | |
| class WXDLLIMPEXP_FWD_CORE wxTextCtrl;
 | |
| 
 | |
| // -----------------------------------------------------------------------------
 | |
| // wxGenericTreeCtrl - the tree control
 | |
| // -----------------------------------------------------------------------------
 | |
| 
 | |
| class WXDLLIMPEXP_CORE wxGenericTreeCtrl : public wxTreeCtrlBase,
 | |
|                                       public wxScrollHelper
 | |
| {
 | |
| public:
 | |
|     // creation
 | |
|     // --------
 | |
| 
 | |
|     wxGenericTreeCtrl() : wxTreeCtrlBase(), wxScrollHelper(this) { Init(); }
 | |
| 
 | |
|     wxGenericTreeCtrl(wxWindow *parent, wxWindowID id = wxID_ANY,
 | |
|                const wxPoint& pos = wxDefaultPosition,
 | |
|                const wxSize& size = wxDefaultSize,
 | |
|                long style = wxTR_DEFAULT_STYLE,
 | |
|                const wxValidator &validator = wxDefaultValidator,
 | |
|                const wxString& name = wxTreeCtrlNameStr)
 | |
|         : wxTreeCtrlBase(),
 | |
|           wxScrollHelper(this)
 | |
|     {
 | |
|         Init();
 | |
|         Create(parent, id, pos, size, style, validator, name);
 | |
|     }
 | |
| 
 | |
|     virtual ~wxGenericTreeCtrl();
 | |
| 
 | |
|     bool Create(wxWindow *parent, wxWindowID id = wxID_ANY,
 | |
|                 const wxPoint& pos = wxDefaultPosition,
 | |
|                 const wxSize& size = wxDefaultSize,
 | |
|                 long style = wxTR_DEFAULT_STYLE,
 | |
|                 const wxValidator &validator = wxDefaultValidator,
 | |
|                 const wxString& name = wxTreeCtrlNameStr);
 | |
| 
 | |
| 
 | |
|     // implement base class pure virtuals
 | |
|     // ----------------------------------
 | |
| 
 | |
|     virtual unsigned int GetCount() const;
 | |
| 
 | |
|     virtual unsigned int GetIndent() const { return m_indent; }
 | |
|     virtual void SetIndent(unsigned int indent);
 | |
| 
 | |
| 
 | |
|     virtual void SetImageList(wxImageList *imageList);
 | |
|     virtual void SetStateImageList(wxImageList *imageList);
 | |
| 
 | |
|     virtual wxString GetItemText(const wxTreeItemId& item) const;
 | |
|     virtual int GetItemImage(const wxTreeItemId& item,
 | |
|                      wxTreeItemIcon which = wxTreeItemIcon_Normal) const;
 | |
|     virtual wxTreeItemData *GetItemData(const wxTreeItemId& item) const;
 | |
|     virtual wxColour GetItemTextColour(const wxTreeItemId& item) const;
 | |
|     virtual wxColour GetItemBackgroundColour(const wxTreeItemId& item) const;
 | |
|     virtual wxFont GetItemFont(const wxTreeItemId& item) const;
 | |
| 
 | |
|     virtual void SetItemText(const wxTreeItemId& item, const wxString& text);
 | |
|     virtual void SetItemImage(const wxTreeItemId& item,
 | |
|                               int image,
 | |
|                               wxTreeItemIcon which = wxTreeItemIcon_Normal);
 | |
|     virtual void SetItemData(const wxTreeItemId& item, wxTreeItemData *data);
 | |
| 
 | |
|     virtual void SetItemHasChildren(const wxTreeItemId& item, bool has = true);
 | |
|     virtual void SetItemBold(const wxTreeItemId& item, bool bold = true);
 | |
|     virtual void SetItemDropHighlight(const wxTreeItemId& item, bool highlight = true);
 | |
|     virtual void SetItemTextColour(const wxTreeItemId& item, const wxColour& col);
 | |
|     virtual void SetItemBackgroundColour(const wxTreeItemId& item, const wxColour& col);
 | |
|     virtual void SetItemFont(const wxTreeItemId& item, const wxFont& font);
 | |
| 
 | |
|     virtual bool IsVisible(const wxTreeItemId& item) const;
 | |
|     virtual bool ItemHasChildren(const wxTreeItemId& item) const;
 | |
|     virtual bool IsExpanded(const wxTreeItemId& item) const;
 | |
|     virtual bool IsSelected(const wxTreeItemId& item) const;
 | |
|     virtual bool IsBold(const wxTreeItemId& item) const;
 | |
| 
 | |
|     virtual size_t GetChildrenCount(const wxTreeItemId& item,
 | |
|                                     bool recursively = true) const;
 | |
| 
 | |
|     // navigation
 | |
|     // ----------
 | |
| 
 | |
|     virtual wxTreeItemId GetRootItem() const { return m_anchor; }
 | |
|     virtual wxTreeItemId GetSelection() const
 | |
|     {
 | |
|         wxASSERT_MSG( !HasFlag(wxTR_MULTIPLE),
 | |
|                        wxT("must use GetSelections() with this control") );
 | |
| 
 | |
|         return m_current;
 | |
|     }
 | |
|     virtual size_t GetSelections(wxArrayTreeItemIds&) const;
 | |
| 
 | |
|     virtual wxTreeItemId GetItemParent(const wxTreeItemId& item) const;
 | |
|     virtual wxTreeItemId GetFirstChild(const wxTreeItemId& item,
 | |
|                                        wxTreeItemIdValue& cookie) const;
 | |
|     virtual wxTreeItemId GetNextChild(const wxTreeItemId& item,
 | |
|                                       wxTreeItemIdValue& cookie) const;
 | |
|     virtual wxTreeItemId GetLastChild(const wxTreeItemId& item) const;
 | |
|     virtual wxTreeItemId GetNextSibling(const wxTreeItemId& item) const;
 | |
|     virtual wxTreeItemId GetPrevSibling(const wxTreeItemId& item) const;
 | |
| 
 | |
|     virtual wxTreeItemId GetFirstVisibleItem() const;
 | |
|     virtual wxTreeItemId GetNextVisible(const wxTreeItemId& item) const;
 | |
|     virtual wxTreeItemId GetPrevVisible(const wxTreeItemId& item) const;
 | |
| 
 | |
| 
 | |
|     // operations
 | |
|     // ----------
 | |
| 
 | |
|     virtual wxTreeItemId AddRoot(const wxString& text,
 | |
|                          int image = -1, int selectedImage = -1,
 | |
|                          wxTreeItemData *data = NULL);
 | |
| 
 | |
|     virtual void Delete(const wxTreeItemId& item);
 | |
|     virtual void DeleteChildren(const wxTreeItemId& item);
 | |
|     virtual void DeleteAllItems();
 | |
| 
 | |
|     virtual void Expand(const wxTreeItemId& item);
 | |
|     virtual void Collapse(const wxTreeItemId& item);
 | |
|     virtual void CollapseAndReset(const wxTreeItemId& item);
 | |
|     virtual void Toggle(const wxTreeItemId& item);
 | |
| 
 | |
|     virtual void Unselect();
 | |
|     virtual void UnselectAll();
 | |
|     virtual void SelectItem(const wxTreeItemId& item, bool select = true);
 | |
| 
 | |
|     virtual void EnsureVisible(const wxTreeItemId& item);
 | |
|     virtual void ScrollTo(const wxTreeItemId& item);
 | |
| 
 | |
|     virtual wxTextCtrl *EditLabel(const wxTreeItemId& item,
 | |
|                           wxClassInfo* textCtrlClass = CLASSINFO(wxTextCtrl));
 | |
|     virtual wxTextCtrl *GetEditControl() const;
 | |
|     virtual void EndEditLabel(const wxTreeItemId& item,
 | |
|                               bool discardChanges = false);
 | |
| 
 | |
|     virtual void SortChildren(const wxTreeItemId& item);
 | |
| 
 | |
|     // items geometry
 | |
|     // --------------
 | |
| 
 | |
|     virtual bool GetBoundingRect(const wxTreeItemId& item,
 | |
|                                  wxRect& rect,
 | |
|                                  bool textOnly = false) const;
 | |
| 
 | |
| 
 | |
|     // this version specific methods
 | |
|     // -----------------------------
 | |
| 
 | |
|     wxImageList *GetButtonsImageList() const { return m_imageListButtons; }
 | |
|     void SetButtonsImageList(wxImageList *imageList);
 | |
|     void AssignButtonsImageList(wxImageList *imageList);
 | |
| 
 | |
|     void SetDropEffectAboveItem( bool above = false ) { m_dropEffectAboveItem = above; }
 | |
|     bool GetDropEffectAboveItem() const { return m_dropEffectAboveItem; }
 | |
| 
 | |
|     wxTreeItemId GetNext(const wxTreeItemId& item) const;
 | |
| 
 | |
| #if WXWIN_COMPATIBILITY_2_6
 | |
|     // use EditLabel() instead
 | |
|     void Edit( const wxTreeItemId& item ) { EditLabel(item); }
 | |
| #endif // WXWIN_COMPATIBILITY_2_6
 | |
| 
 | |
|     // implementation only from now on
 | |
| 
 | |
|     // overridden base class virtuals
 | |
|     virtual bool SetBackgroundColour(const wxColour& colour);
 | |
|     virtual bool SetForegroundColour(const wxColour& colour);
 | |
| 
 | |
|     virtual void Refresh(bool eraseBackground = true, const wxRect *rect = NULL);
 | |
| 
 | |
|     virtual bool SetFont( const wxFont &font );
 | |
|     virtual void SetWindowStyle(const long styles);
 | |
| 
 | |
|     // callbacks
 | |
|     void OnPaint( wxPaintEvent &event );
 | |
|     void OnSetFocus( wxFocusEvent &event );
 | |
|     void OnKillFocus( wxFocusEvent &event );
 | |
|     void OnChar( wxKeyEvent &event );
 | |
|     void OnMouse( wxMouseEvent &event );
 | |
|     void OnGetToolTip( wxTreeEvent &event );
 | |
|     void OnSize( wxSizeEvent &event );
 | |
|     void OnInternalIdle( );
 | |
| 
 | |
|     virtual wxVisualAttributes GetDefaultAttributes() const
 | |
|     {
 | |
|         return GetClassDefaultAttributes(GetWindowVariant());
 | |
|     }
 | |
| 
 | |
|     static wxVisualAttributes
 | |
|     GetClassDefaultAttributes(wxWindowVariant variant = wxWINDOW_VARIANT_NORMAL);
 | |
| 
 | |
|     // implementation helpers
 | |
|     void AdjustMyScrollbars();
 | |
| 
 | |
|     WX_FORWARD_TO_SCROLL_HELPER()
 | |
| 
 | |
| protected:
 | |
|     friend class wxGenericTreeItem;
 | |
|     friend class wxTreeRenameTimer;
 | |
|     friend class wxTreeFindTimer;
 | |
|     friend class wxTreeTextCtrl;
 | |
| 
 | |
|     wxFont               m_normalFont;
 | |
|     wxFont               m_boldFont;
 | |
| 
 | |
|     wxGenericTreeItem   *m_anchor;
 | |
|     wxGenericTreeItem   *m_current,
 | |
|                         *m_key_current,
 | |
|                         // A hint to select a parent item after deleting a child
 | |
|                         *m_select_me;
 | |
|     unsigned short       m_indent;
 | |
|     int                  m_lineHeight;
 | |
|     wxPen                m_dottedPen;
 | |
|     wxBrush             *m_hilightBrush,
 | |
|                         *m_hilightUnfocusedBrush;
 | |
|     bool                 m_hasFocus;
 | |
|     bool                 m_dirty;
 | |
|     bool                 m_ownsImageListButtons;
 | |
|     bool                 m_isDragging; // true between BEGIN/END drag events
 | |
|     bool                 m_lastOnSame;  // last click on the same item as prev
 | |
|     wxImageList         *m_imageListButtons;
 | |
| 
 | |
|     int                  m_dragCount;
 | |
|     wxPoint              m_dragStart;
 | |
|     wxGenericTreeItem   *m_dropTarget;
 | |
|     wxCursor             m_oldCursor;  // cursor is changed while dragging
 | |
|     wxGenericTreeItem   *m_oldSelection;
 | |
|     wxGenericTreeItem   *m_underMouse; // for visual effects
 | |
|     wxTreeTextCtrl      *m_textCtrl;
 | |
| 
 | |
|     wxTimer             *m_renameTimer;
 | |
| 
 | |
|     // incremental search data
 | |
|     wxString             m_findPrefix;
 | |
|     wxTimer             *m_findTimer;
 | |
| 
 | |
|     bool                 m_dropEffectAboveItem;
 | |
| 
 | |
|     // the common part of all ctors
 | |
|     void Init();
 | |
| 
 | |
|     // overridden wxWindow methods 
 | |
|     virtual void DoThaw();
 | |
| 
 | |
|     // misc helpers
 | |
|     void SendDeleteEvent(wxGenericTreeItem *itemBeingDeleted);
 | |
| 
 | |
|     void DrawBorder(const wxTreeItemId& item);
 | |
|     void DrawLine(const wxTreeItemId& item, bool below);
 | |
|     void DrawDropEffect(wxGenericTreeItem *item);
 | |
| 
 | |
|     void DoSelectItem(const wxTreeItemId& id,
 | |
|                       bool unselect_others = true,
 | |
|                       bool extended_select = false);
 | |
| 
 | |
|     virtual int DoGetItemState(const wxTreeItemId& item) const;
 | |
|     virtual void DoSetItemState(const wxTreeItemId& item, int state);
 | |
| 
 | |
|     virtual wxTreeItemId DoInsertItem(const wxTreeItemId& parent,
 | |
|                                       size_t previous,
 | |
|                                       const wxString& text,
 | |
|                                       int image,
 | |
|                                       int selectedImage,
 | |
|                                       wxTreeItemData *data);
 | |
|     virtual wxTreeItemId DoInsertAfter(const wxTreeItemId& parent,
 | |
|                                        const wxTreeItemId& idPrevious,
 | |
|                                        const wxString& text,
 | |
|                                        int image = -1, int selImage = -1,
 | |
|                                        wxTreeItemData *data = NULL);
 | |
|     virtual wxTreeItemId DoTreeHitTest(const wxPoint& point, int& flags) const;
 | |
| 
 | |
|     // called by wxTextTreeCtrl when it marks itself for deletion
 | |
|     void ResetTextControl();
 | |
| 
 | |
|     // find the first item starting with the given prefix after the given item
 | |
|     wxTreeItemId FindItem(const wxTreeItemId& id, const wxString& prefix) const;
 | |
| 
 | |
|     bool HasButtons() const { return HasFlag(wxTR_HAS_BUTTONS); }
 | |
| 
 | |
|     void CalculateLineHeight();
 | |
|     int  GetLineHeight(wxGenericTreeItem *item) const;
 | |
|     void PaintLevel( wxGenericTreeItem *item, wxDC& dc, int level, int &y );
 | |
|     void PaintItem( wxGenericTreeItem *item, wxDC& dc);
 | |
| 
 | |
|     void CalculateLevel( wxGenericTreeItem *item, wxDC &dc, int level, int &y );
 | |
|     void CalculatePositions();
 | |
| 
 | |
|     void RefreshSubtree( wxGenericTreeItem *item );
 | |
|     void RefreshLine( wxGenericTreeItem *item );
 | |
| 
 | |
|     // redraw all selected items
 | |
|     void RefreshSelected();
 | |
| 
 | |
|     // RefreshSelected() recursive helper
 | |
|     void RefreshSelectedUnder(wxGenericTreeItem *item);
 | |
| 
 | |
|     void OnRenameTimer();
 | |
|     bool OnRenameAccept(wxGenericTreeItem *item, const wxString& value);
 | |
|     void OnRenameCancelled(wxGenericTreeItem *item);
 | |
| 
 | |
|     void FillArray(wxGenericTreeItem*, wxArrayTreeItemIds&) const;
 | |
|     void SelectItemRange( wxGenericTreeItem *item1, wxGenericTreeItem *item2 );
 | |
|     bool TagAllChildrenUntilLast(wxGenericTreeItem *crt_item, wxGenericTreeItem *last_item, bool select);
 | |
|     bool TagNextChildren(wxGenericTreeItem *crt_item, wxGenericTreeItem *last_item, bool select);
 | |
|     void UnselectAllChildren( wxGenericTreeItem *item );
 | |
|     void ChildrenClosing(wxGenericTreeItem* item);
 | |
| 
 | |
|     void DoDirtyProcessing();
 | |
| 
 | |
|     virtual wxSize DoGetBestSize() const;
 | |
| 
 | |
| private:
 | |
|     DECLARE_EVENT_TABLE()
 | |
|     DECLARE_DYNAMIC_CLASS(wxGenericTreeCtrl)
 | |
|     DECLARE_NO_COPY_CLASS(wxGenericTreeCtrl)
 | |
| };
 | |
| 
 | |
| #if !defined(__WXMSW__) || defined(__WXUNIVERSAL__)
 | |
| /*
 | |
|  * wxTreeCtrl has to be a real class or we have problems with
 | |
|  * the run-time information.
 | |
|  */
 | |
| 
 | |
| class WXDLLIMPEXP_CORE wxTreeCtrl: public wxGenericTreeCtrl
 | |
| {
 | |
|     DECLARE_DYNAMIC_CLASS(wxTreeCtrl)
 | |
| 
 | |
| public:
 | |
|     wxTreeCtrl() {}
 | |
| 
 | |
|     wxTreeCtrl(wxWindow *parent, wxWindowID id = wxID_ANY,
 | |
|                const wxPoint& pos = wxDefaultPosition,
 | |
|                const wxSize& size = wxDefaultSize,
 | |
|                long style = wxTR_DEFAULT_STYLE,
 | |
|                const wxValidator &validator = wxDefaultValidator,
 | |
|                const wxString& name = wxTreeCtrlNameStr)
 | |
|     : wxGenericTreeCtrl(parent, id, pos, size, style, validator, name)
 | |
|     {
 | |
|     }
 | |
| };
 | |
| #endif // !__WXMSW__ || __WXUNIVERSAL__
 | |
| 
 | |
| #endif // wxUSE_TREECTRL
 | |
| 
 | |
| #endif // _GENERIC_TREECTRL_H_
 |