3e6e514739
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@40287 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
381 lines
14 KiB
C++
381 lines
14 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: wx/generic/treectlg.h
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// Purpose: wxTreeCtrl class
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// Author: Robert Roebling
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// Modified by:
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// Created: 01/02/97
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// RCS-ID: $Id$
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// Copyright: (c) 1997,1998 Robert Roebling
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _GENERIC_TREECTRL_H_
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#define _GENERIC_TREECTRL_H_
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#if wxUSE_TREECTRL
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#include "wx/scrolwin.h"
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#include "wx/pen.h"
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// -----------------------------------------------------------------------------
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// forward declaration
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// -----------------------------------------------------------------------------
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class WXDLLEXPORT wxGenericTreeItem;
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class WXDLLEXPORT wxTreeItemData;
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class WXDLLEXPORT wxTreeRenameTimer;
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class WXDLLEXPORT wxTreeFindTimer;
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class WXDLLEXPORT wxTreeTextCtrl;
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class WXDLLEXPORT wxTextCtrl;
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// -----------------------------------------------------------------------------
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// wxGenericTreeCtrl - the tree control
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// -----------------------------------------------------------------------------
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class WXDLLEXPORT wxGenericTreeCtrl : public wxTreeCtrlBase,
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public wxScrollHelper
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{
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public:
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// creation
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// --------
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wxGenericTreeCtrl() : wxTreeCtrlBase(), wxScrollHelper(this) { Init(); }
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wxGenericTreeCtrl(wxWindow *parent, wxWindowID id = wxID_ANY,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize,
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long style = wxTR_DEFAULT_STYLE,
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const wxValidator &validator = wxDefaultValidator,
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const wxString& name = wxTreeCtrlNameStr)
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: wxTreeCtrlBase(),
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wxScrollHelper(this)
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{
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Init();
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Create(parent, id, pos, size, style, validator, name);
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}
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virtual ~wxGenericTreeCtrl();
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bool Create(wxWindow *parent, wxWindowID id = wxID_ANY,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize,
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long style = wxTR_DEFAULT_STYLE,
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const wxValidator &validator = wxDefaultValidator,
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const wxString& name = wxTreeCtrlNameStr);
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// implement base class pure virtuals
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// ----------------------------------
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virtual unsigned int GetCount() const;
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virtual unsigned int GetIndent() const { return m_indent; }
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virtual void SetIndent(unsigned int indent);
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virtual void SetImageList(wxImageList *imageList);
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virtual void SetStateImageList(wxImageList *imageList);
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virtual wxString GetItemText(const wxTreeItemId& item) const;
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virtual int GetItemImage(const wxTreeItemId& item,
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wxTreeItemIcon which = wxTreeItemIcon_Normal) const;
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virtual wxTreeItemData *GetItemData(const wxTreeItemId& item) const;
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virtual wxColour GetItemTextColour(const wxTreeItemId& item) const;
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virtual wxColour GetItemBackgroundColour(const wxTreeItemId& item) const;
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virtual wxFont GetItemFont(const wxTreeItemId& item) const;
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virtual void SetItemText(const wxTreeItemId& item, const wxString& text);
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virtual void SetItemImage(const wxTreeItemId& item,
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int image,
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wxTreeItemIcon which = wxTreeItemIcon_Normal);
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virtual void SetItemData(const wxTreeItemId& item, wxTreeItemData *data);
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virtual void SetItemHasChildren(const wxTreeItemId& item, bool has = true);
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virtual void SetItemBold(const wxTreeItemId& item, bool bold = true);
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virtual void SetItemDropHighlight(const wxTreeItemId& item, bool highlight = true);
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virtual void SetItemTextColour(const wxTreeItemId& item, const wxColour& col);
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virtual void SetItemBackgroundColour(const wxTreeItemId& item, const wxColour& col);
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virtual void SetItemFont(const wxTreeItemId& item, const wxFont& font);
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virtual bool IsVisible(const wxTreeItemId& item) const;
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virtual bool ItemHasChildren(const wxTreeItemId& item) const;
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virtual bool IsExpanded(const wxTreeItemId& item) const;
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virtual bool IsSelected(const wxTreeItemId& item) const;
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virtual bool IsBold(const wxTreeItemId& item) const;
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virtual size_t GetChildrenCount(const wxTreeItemId& item,
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bool recursively = true) const;
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// navigation
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// ----------
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virtual wxTreeItemId GetRootItem() const { return m_anchor; }
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virtual wxTreeItemId GetSelection() const { return m_current; }
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virtual size_t GetSelections(wxArrayTreeItemIds&) const;
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virtual wxTreeItemId GetItemParent(const wxTreeItemId& item) const;
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virtual wxTreeItemId GetFirstChild(const wxTreeItemId& item,
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wxTreeItemIdValue& cookie) const;
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virtual wxTreeItemId GetNextChild(const wxTreeItemId& item,
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wxTreeItemIdValue& cookie) const;
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virtual wxTreeItemId GetLastChild(const wxTreeItemId& item) const;
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virtual wxTreeItemId GetNextSibling(const wxTreeItemId& item) const;
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virtual wxTreeItemId GetPrevSibling(const wxTreeItemId& item) const;
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virtual wxTreeItemId GetFirstVisibleItem() const;
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virtual wxTreeItemId GetNextVisible(const wxTreeItemId& item) const;
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virtual wxTreeItemId GetPrevVisible(const wxTreeItemId& item) const;
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// operations
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// ----------
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virtual wxTreeItemId AddRoot(const wxString& text,
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int image = -1, int selectedImage = -1,
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wxTreeItemData *data = NULL);
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virtual void Delete(const wxTreeItemId& item);
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virtual void DeleteChildren(const wxTreeItemId& item);
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virtual void DeleteAllItems();
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virtual void Expand(const wxTreeItemId& item);
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virtual void Collapse(const wxTreeItemId& item);
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virtual void CollapseAndReset(const wxTreeItemId& item);
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virtual void Toggle(const wxTreeItemId& item);
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virtual void Unselect();
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virtual void UnselectAll();
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virtual void SelectItem(const wxTreeItemId& item, bool select = true);
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virtual void EnsureVisible(const wxTreeItemId& item);
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virtual void ScrollTo(const wxTreeItemId& item);
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virtual wxTextCtrl *EditLabel(const wxTreeItemId& item,
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wxClassInfo* textCtrlClass = CLASSINFO(wxTextCtrl));
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virtual wxTextCtrl *GetEditControl() const;
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virtual void EndEditLabel(const wxTreeItemId& item,
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bool discardChanges = false);
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virtual void SortChildren(const wxTreeItemId& item);
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// items geometry
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// --------------
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virtual bool GetBoundingRect(const wxTreeItemId& item,
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wxRect& rect,
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bool textOnly = false) const;
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// this version specific methods
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// -----------------------------
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wxImageList *GetButtonsImageList() const { return m_imageListButtons; }
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void SetButtonsImageList(wxImageList *imageList);
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void AssignButtonsImageList(wxImageList *imageList);
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void SetDropEffectAboveItem( bool above = false ) { m_dropEffectAboveItem = above; }
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bool GetDropEffectAboveItem() const { return m_dropEffectAboveItem; }
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wxTreeItemId GetNext(const wxTreeItemId& item) const;
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#if WXWIN_COMPATIBILITY_2_6
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// use EditLabel() instead
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void Edit( const wxTreeItemId& item ) { EditLabel(item); }
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#endif // WXWIN_COMPATIBILITY_2_6
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#if WXWIN_COMPATIBILITY_2_4
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// deprecated functions: use Set/GetItemImage directly
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wxDEPRECATED( int GetItemSelectedImage(const wxTreeItemId& item) const );
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wxDEPRECATED( void SetItemSelectedImage(const wxTreeItemId& item, int image) );
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// use the versions taking wxTreeItemIdValue cookies (note that
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// GetNextChild() is not inside wxDEPRECATED on purpose, as otherwise we
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// get twice as many warnings without any added benefit: it is always used
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// with GetFirstChild() anyhow)
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wxDEPRECATED( wxTreeItemId GetFirstChild(const wxTreeItemId& item,
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long& cookie) const );
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wxTreeItemId GetNextChild(const wxTreeItemId& item,
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long& cookie) const;
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#endif // WXWIN_COMPATIBILITY_2_4
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// implementation only from now on
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// overridden base class virtuals
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virtual bool SetBackgroundColour(const wxColour& colour);
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virtual bool SetForegroundColour(const wxColour& colour);
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virtual void Freeze();
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virtual void Thaw();
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virtual void Refresh(bool eraseBackground = true, const wxRect *rect = NULL);
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virtual bool SetFont( const wxFont &font );
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virtual void SetWindowStyle(const long styles);
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// callbacks
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void OnPaint( wxPaintEvent &event );
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void OnSetFocus( wxFocusEvent &event );
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void OnKillFocus( wxFocusEvent &event );
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void OnChar( wxKeyEvent &event );
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void OnMouse( wxMouseEvent &event );
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void OnGetToolTip( wxTreeEvent &event );
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void OnInternalIdle( );
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virtual wxVisualAttributes GetDefaultAttributes() const
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{
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return GetClassDefaultAttributes(GetWindowVariant());
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}
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static wxVisualAttributes
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GetClassDefaultAttributes(wxWindowVariant variant = wxWINDOW_VARIANT_NORMAL);
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// implementation helpers
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void AdjustMyScrollbars();
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WX_FORWARD_TO_SCROLL_HELPER()
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protected:
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friend class wxGenericTreeItem;
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friend class wxTreeRenameTimer;
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friend class wxTreeFindTimer;
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friend class wxTreeTextCtrl;
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wxFont m_normalFont;
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wxFont m_boldFont;
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wxGenericTreeItem *m_anchor;
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wxGenericTreeItem *m_current,
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*m_key_current,
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// A hint to select a parent item after deleting a child
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*m_select_me;
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unsigned short m_indent;
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int m_lineHeight;
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wxPen m_dottedPen;
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wxBrush *m_hilightBrush,
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*m_hilightUnfocusedBrush;
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bool m_hasFocus;
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bool m_dirty;
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bool m_ownsImageListButtons;
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bool m_isDragging; // true between BEGIN/END drag events
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bool m_lastOnSame; // last click on the same item as prev
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wxImageList *m_imageListButtons;
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int m_freezeCount;
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int m_dragCount;
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wxPoint m_dragStart;
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wxGenericTreeItem *m_dropTarget;
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wxCursor m_oldCursor; // cursor is changed while dragging
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wxGenericTreeItem *m_oldSelection;
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wxGenericTreeItem *m_underMouse; // for visual effects
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wxTreeTextCtrl *m_textCtrl;
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wxTimer *m_renameTimer;
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// incremental search data
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wxString m_findPrefix;
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wxTimer *m_findTimer;
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bool m_dropEffectAboveItem;
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// the common part of all ctors
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void Init();
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// misc helpers
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void SendDeleteEvent(wxGenericTreeItem *itemBeingDeleted);
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void DrawBorder(const wxTreeItemId& item);
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void DrawLine(const wxTreeItemId& item, bool below);
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void DrawDropEffect(wxGenericTreeItem *item);
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void DoSelectItem(const wxTreeItemId& id,
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bool unselect_others = true,
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bool extended_select = false);
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virtual wxTreeItemId DoInsertItem(const wxTreeItemId& parent,
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size_t previous,
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const wxString& text,
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int image,
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int selectedImage,
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wxTreeItemData *data);
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virtual wxTreeItemId DoInsertAfter(const wxTreeItemId& parent,
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const wxTreeItemId& idPrevious,
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const wxString& text,
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int image = -1, int selImage = -1,
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wxTreeItemData *data = NULL);
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virtual wxTreeItemId DoTreeHitTest(const wxPoint& point, int& flags) const;
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// called by wxTextTreeCtrl when it marks itself for deletion
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void ResetTextControl();
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// find the first item starting with the given prefix after the given item
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wxTreeItemId FindItem(const wxTreeItemId& id, const wxString& prefix) const;
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bool HasButtons() const { return HasFlag(wxTR_HAS_BUTTONS); }
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void CalculateLineHeight();
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int GetLineHeight(wxGenericTreeItem *item) const;
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void PaintLevel( wxGenericTreeItem *item, wxDC& dc, int level, int &y );
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void PaintItem( wxGenericTreeItem *item, wxDC& dc);
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void CalculateLevel( wxGenericTreeItem *item, wxDC &dc, int level, int &y );
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void CalculatePositions();
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void CalculateSize( wxGenericTreeItem *item, wxDC &dc );
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void RefreshSubtree( wxGenericTreeItem *item );
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void RefreshLine( wxGenericTreeItem *item );
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// redraw all selected items
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void RefreshSelected();
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// RefreshSelected() recursive helper
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void RefreshSelectedUnder(wxGenericTreeItem *item);
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void OnRenameTimer();
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bool OnRenameAccept(wxGenericTreeItem *item, const wxString& value);
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void OnRenameCancelled(wxGenericTreeItem *item);
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void FillArray(wxGenericTreeItem*, wxArrayTreeItemIds&) const;
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void SelectItemRange( wxGenericTreeItem *item1, wxGenericTreeItem *item2 );
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bool TagAllChildrenUntilLast(wxGenericTreeItem *crt_item, wxGenericTreeItem *last_item, bool select);
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bool TagNextChildren(wxGenericTreeItem *crt_item, wxGenericTreeItem *last_item, bool select);
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void UnselectAllChildren( wxGenericTreeItem *item );
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void ChildrenClosing(wxGenericTreeItem* item);
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void DoDirtyProcessing();
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private:
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DECLARE_EVENT_TABLE()
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DECLARE_DYNAMIC_CLASS(wxGenericTreeCtrl)
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DECLARE_NO_COPY_CLASS(wxGenericTreeCtrl)
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};
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#if !defined(__WXMSW__) || defined(__WXUNIVERSAL__)
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/*
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* wxTreeCtrl has to be a real class or we have problems with
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* the run-time information.
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*/
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class WXDLLEXPORT wxTreeCtrl: public wxGenericTreeCtrl
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{
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DECLARE_DYNAMIC_CLASS(wxTreeCtrl)
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public:
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wxTreeCtrl() {}
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wxTreeCtrl(wxWindow *parent, wxWindowID id = wxID_ANY,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize,
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long style = wxTR_DEFAULT_STYLE,
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const wxValidator &validator = wxDefaultValidator,
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const wxString& name = wxTreeCtrlNameStr)
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: wxGenericTreeCtrl(parent, id, pos, size, style, validator, name)
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{
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}
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};
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#endif // !__WXMSW__ || __WXUNIVERSAL__
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#endif // wxUSE_TREECTRL
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#endif // _GENERIC_TREECTRL_H_
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