fb1a478979
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@49004 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
291 lines
11 KiB
C++
291 lines
11 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: wx/msw/treectrl.h
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// Purpose: wxTreeCtrl class
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// Author: Julian Smart
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// Modified by: Vadim Zeitlin to be less MSW-specific on 10/10/98
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// Created: 01/02/97
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// RCS-ID: $Id$
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// Copyright: (c) Julian Smart
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_MSW_TREECTRL_H_
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#define _WX_MSW_TREECTRL_H_
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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#if wxUSE_TREECTRL
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#include "wx/textctrl.h"
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#include "wx/dynarray.h"
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#include "wx/treebase.h"
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#include "wx/hashmap.h"
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#ifdef __GNUWIN32__
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// Cygwin windows.h defines these identifiers
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#undef GetFirstChild
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#undef GetNextSibling
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#endif // Cygwin
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// fwd decl
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class WXDLLIMPEXP_FWD_CORE wxImageList;
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class WXDLLIMPEXP_FWD_CORE wxDragImage;
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struct WXDLLIMPEXP_FWD_CORE wxTreeViewItem;
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#if WXWIN_COMPATIBILITY_2_6
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// NB: all the following flags are for compatbility only and will be removed in the
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// next versions
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// flags for deprecated InsertItem() variant (their values are the same as of
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// TVI_FIRST and TVI_LAST)
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#define wxTREE_INSERT_FIRST 0xFFFF0001
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#define wxTREE_INSERT_LAST 0xFFFF0002
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#endif
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// hash storing attributes for our items
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WX_DECLARE_EXPORTED_VOIDPTR_HASH_MAP(wxTreeItemAttr *, wxMapTreeAttr);
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// ----------------------------------------------------------------------------
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// wxTreeCtrl
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// ----------------------------------------------------------------------------
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class WXDLLEXPORT wxTreeCtrl : public wxTreeCtrlBase
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{
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public:
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// creation
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// --------
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wxTreeCtrl() { Init(); }
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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_HAS_BUTTONS | wxTR_LINES_AT_ROOT,
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const wxValidator& validator = wxDefaultValidator,
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const wxString& name = wxTreeCtrlNameStr)
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{
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Create(parent, id, pos, size, style, validator, name);
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}
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virtual ~wxTreeCtrl();
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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_HAS_BUTTONS | wxTR_LINES_AT_ROOT,
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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;
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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, 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,
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bool highlight = true);
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virtual void SetItemTextColour(const wxTreeItemId& item,
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const wxColour& col);
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virtual void SetItemBackgroundColour(const wxTreeItemId& item,
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const wxColour& col);
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virtual void SetItemFont(const wxTreeItemId& item, const wxFont& font);
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// item status inquiries
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// ---------------------
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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;
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virtual wxTreeItemId GetSelection() const;
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virtual size_t GetSelections(wxArrayTreeItemIds& selections) 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& WXUNUSED(item),
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bool discardChanges = false)
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{
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DoEndEditLabel(discardChanges);
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}
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virtual void SortChildren(const wxTreeItemId& item);
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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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// implementation
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// --------------
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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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virtual WXLRESULT MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
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virtual WXLRESULT MSWDefWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
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virtual bool MSWCommand(WXUINT param, WXWORD id);
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virtual bool MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);
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virtual bool MSWShouldPreProcessMessage(WXMSG* msg);
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// override some 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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// get/set the check state for the item (only for wxTR_MULTIPLE)
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bool IsItemChecked(const wxTreeItemId& item) const;
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void SetItemCheck(const wxTreeItemId& item, bool check = true);
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// set/get the item state.image (state == -1 means cycle to the next one)
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void SetState(const wxTreeItemId& node, int state);
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int GetState(const wxTreeItemId& node);
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// returns true if the platform should explicitly apply a theme border
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virtual bool CanApplyThemeBorder() const { return false; }
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protected:
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// SetImageList helper
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void SetAnyImageList(wxImageList *imageList, int which);
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// refresh a single item
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void RefreshItem(const wxTreeItemId& item);
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// end edit label
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void DoEndEditLabel(bool discardChanges = false);
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virtual wxTreeItemId DoInsertItem(const wxTreeItemId& parent,
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size_t pos,
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const wxString& text,
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int image, 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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// obtain the user data for the lParam member of TV_ITEM
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class wxTreeItemParam *GetItemParam(const wxTreeItemId& item) const;
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// data used only while editing the item label:
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wxTextCtrl *m_textCtrl; // text control in which it is edited
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wxTreeItemId m_idEdited; // the item being edited
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private:
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// the common part of all ctors
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void Init();
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// helper functions
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bool DoGetItem(wxTreeViewItem *tvItem) const;
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void DoSetItem(wxTreeViewItem *tvItem);
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void DoExpand(const wxTreeItemId& item, int flag);
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void DeleteTextCtrl();
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// return true if the item is the hidden root one (i.e. it's the root item
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// and the tree has wxTR_HIDE_ROOT style)
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bool IsHiddenRoot(const wxTreeItemId& item) const;
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// the hash storing the items attributes (indexed by item ids)
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wxMapTreeAttr m_attrs;
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// true if the hash above is not empty
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bool m_hasAnyAttr;
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#if wxUSE_DRAGIMAGE
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// used for dragging
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wxDragImage *m_dragImage;
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#endif
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// Virtual root item, if wxTR_HIDE_ROOT is set.
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void* m_pVirtualRoot;
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// the starting item for selection with Shift
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wxTreeItemId m_htSelStart, m_htClickedItem;
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wxPoint m_ptClick;
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friend class wxTreeItemIndirectData;
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friend class wxTreeSortHelper;
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DECLARE_DYNAMIC_CLASS(wxTreeCtrl)
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DECLARE_NO_COPY_CLASS(wxTreeCtrl)
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};
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#endif // wxUSE_TREECTRL
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#endif // _WX_MSW_TREECTRL_H_
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