]> git.saurik.com Git - wxWidgets.git/blame_incremental - include/wx/generic/treectlg.h
set eol-style
[wxWidgets.git] / include / wx / generic / treectlg.h
... / ...
CommitLineData
1/////////////////////////////////////////////////////////////////////////////
2// Name: wx/generic/treectlg.h
3// Purpose: wxTreeCtrl class
4// Author: Robert Roebling
5// Modified by:
6// Created: 01/02/97
7// RCS-ID: $Id$
8// Copyright: (c) 1997,1998 Robert Roebling
9// Licence: wxWindows licence
10/////////////////////////////////////////////////////////////////////////////
11
12#ifndef _GENERIC_TREECTRL_H_
13#define _GENERIC_TREECTRL_H_
14
15#if wxUSE_TREECTRL
16
17#include "wx/scrolwin.h"
18#include "wx/pen.h"
19
20// -----------------------------------------------------------------------------
21// forward declaration
22// -----------------------------------------------------------------------------
23
24class WXDLLIMPEXP_FWD_CORE wxGenericTreeItem;
25
26class WXDLLIMPEXP_FWD_CORE wxTreeItemData;
27
28class WXDLLIMPEXP_FWD_CORE wxTreeRenameTimer;
29class WXDLLIMPEXP_FWD_CORE wxTreeFindTimer;
30class WXDLLIMPEXP_FWD_CORE wxTreeTextCtrl;
31class WXDLLIMPEXP_FWD_CORE wxTextCtrl;
32
33// -----------------------------------------------------------------------------
34// wxGenericTreeCtrl - the tree control
35// -----------------------------------------------------------------------------
36
37class WXDLLEXPORT wxGenericTreeCtrl : public wxTreeCtrlBase,
38 public wxScrollHelper
39{
40public:
41 // creation
42 // --------
43
44 wxGenericTreeCtrl() : wxTreeCtrlBase(), wxScrollHelper(this) { Init(); }
45
46 wxGenericTreeCtrl(wxWindow *parent, wxWindowID id = wxID_ANY,
47 const wxPoint& pos = wxDefaultPosition,
48 const wxSize& size = wxDefaultSize,
49 long style = wxTR_DEFAULT_STYLE,
50 const wxValidator &validator = wxDefaultValidator,
51 const wxString& name = wxTreeCtrlNameStr)
52 : wxTreeCtrlBase(),
53 wxScrollHelper(this)
54 {
55 Init();
56 Create(parent, id, pos, size, style, validator, name);
57 }
58
59 virtual ~wxGenericTreeCtrl();
60
61 bool Create(wxWindow *parent, wxWindowID id = wxID_ANY,
62 const wxPoint& pos = wxDefaultPosition,
63 const wxSize& size = wxDefaultSize,
64 long style = wxTR_DEFAULT_STYLE,
65 const wxValidator &validator = wxDefaultValidator,
66 const wxString& name = wxTreeCtrlNameStr);
67
68
69 // implement base class pure virtuals
70 // ----------------------------------
71
72 virtual unsigned int GetCount() const;
73
74 virtual unsigned int GetIndent() const { return m_indent; }
75 virtual void SetIndent(unsigned int indent);
76
77
78 virtual void SetImageList(wxImageList *imageList);
79 virtual void SetStateImageList(wxImageList *imageList);
80
81 virtual wxString GetItemText(const wxTreeItemId& item) const;
82 virtual int GetItemImage(const wxTreeItemId& item,
83 wxTreeItemIcon which = wxTreeItemIcon_Normal) const;
84 virtual wxTreeItemData *GetItemData(const wxTreeItemId& item) const;
85 virtual wxColour GetItemTextColour(const wxTreeItemId& item) const;
86 virtual wxColour GetItemBackgroundColour(const wxTreeItemId& item) const;
87 virtual wxFont GetItemFont(const wxTreeItemId& item) const;
88
89 virtual void SetItemText(const wxTreeItemId& item, const wxString& text);
90 virtual void SetItemImage(const wxTreeItemId& item,
91 int image,
92 wxTreeItemIcon which = wxTreeItemIcon_Normal);
93 virtual void SetItemData(const wxTreeItemId& item, wxTreeItemData *data);
94
95 virtual void SetItemHasChildren(const wxTreeItemId& item, bool has = true);
96 virtual void SetItemBold(const wxTreeItemId& item, bool bold = true);
97 virtual void SetItemDropHighlight(const wxTreeItemId& item, bool highlight = true);
98 virtual void SetItemTextColour(const wxTreeItemId& item, const wxColour& col);
99 virtual void SetItemBackgroundColour(const wxTreeItemId& item, const wxColour& col);
100 virtual void SetItemFont(const wxTreeItemId& item, const wxFont& font);
101
102 virtual bool IsVisible(const wxTreeItemId& item) const;
103 virtual bool ItemHasChildren(const wxTreeItemId& item) const;
104 virtual bool IsExpanded(const wxTreeItemId& item) const;
105 virtual bool IsSelected(const wxTreeItemId& item) const;
106 virtual bool IsBold(const wxTreeItemId& item) const;
107
108 virtual size_t GetChildrenCount(const wxTreeItemId& item,
109 bool recursively = true) const;
110
111 // navigation
112 // ----------
113
114 virtual wxTreeItemId GetRootItem() const { return m_anchor; }
115 virtual wxTreeItemId GetSelection() const { return m_current; }
116 virtual size_t GetSelections(wxArrayTreeItemIds&) const;
117
118 virtual wxTreeItemId GetItemParent(const wxTreeItemId& item) const;
119 virtual wxTreeItemId GetFirstChild(const wxTreeItemId& item,
120 wxTreeItemIdValue& cookie) const;
121 virtual wxTreeItemId GetNextChild(const wxTreeItemId& item,
122 wxTreeItemIdValue& cookie) const;
123 virtual wxTreeItemId GetLastChild(const wxTreeItemId& item) const;
124 virtual wxTreeItemId GetNextSibling(const wxTreeItemId& item) const;
125 virtual wxTreeItemId GetPrevSibling(const wxTreeItemId& item) const;
126
127 virtual wxTreeItemId GetFirstVisibleItem() const;
128 virtual wxTreeItemId GetNextVisible(const wxTreeItemId& item) const;
129 virtual wxTreeItemId GetPrevVisible(const wxTreeItemId& item) const;
130
131
132 // operations
133 // ----------
134
135 virtual wxTreeItemId AddRoot(const wxString& text,
136 int image = -1, int selectedImage = -1,
137 wxTreeItemData *data = NULL);
138
139 virtual void Delete(const wxTreeItemId& item);
140 virtual void DeleteChildren(const wxTreeItemId& item);
141 virtual void DeleteAllItems();
142
143 virtual void Expand(const wxTreeItemId& item);
144 virtual void Collapse(const wxTreeItemId& item);
145 virtual void CollapseAndReset(const wxTreeItemId& item);
146 virtual void Toggle(const wxTreeItemId& item);
147
148 virtual void Unselect();
149 virtual void UnselectAll();
150 virtual void SelectItem(const wxTreeItemId& item, bool select = true);
151
152 virtual void EnsureVisible(const wxTreeItemId& item);
153 virtual void ScrollTo(const wxTreeItemId& item);
154
155 virtual wxTextCtrl *EditLabel(const wxTreeItemId& item,
156 wxClassInfo* textCtrlClass = CLASSINFO(wxTextCtrl));
157 virtual wxTextCtrl *GetEditControl() const;
158 virtual void EndEditLabel(const wxTreeItemId& item,
159 bool discardChanges = false);
160
161 virtual void SortChildren(const wxTreeItemId& item);
162
163 // items geometry
164 // --------------
165
166 virtual bool GetBoundingRect(const wxTreeItemId& item,
167 wxRect& rect,
168 bool textOnly = false) const;
169
170
171 // this version specific methods
172 // -----------------------------
173
174 wxImageList *GetButtonsImageList() const { return m_imageListButtons; }
175 void SetButtonsImageList(wxImageList *imageList);
176 void AssignButtonsImageList(wxImageList *imageList);
177
178 void SetDropEffectAboveItem( bool above = false ) { m_dropEffectAboveItem = above; }
179 bool GetDropEffectAboveItem() const { return m_dropEffectAboveItem; }
180
181 wxTreeItemId GetNext(const wxTreeItemId& item) const;
182
183#if WXWIN_COMPATIBILITY_2_6
184 // use EditLabel() instead
185 void Edit( const wxTreeItemId& item ) { EditLabel(item); }
186#endif // WXWIN_COMPATIBILITY_2_6
187
188 // implementation only from now on
189
190 // overridden base class virtuals
191 virtual bool SetBackgroundColour(const wxColour& colour);
192 virtual bool SetForegroundColour(const wxColour& colour);
193
194 virtual void Freeze();
195 virtual void Thaw();
196 virtual void Refresh(bool eraseBackground = true, const wxRect *rect = NULL);
197
198 virtual bool SetFont( const wxFont &font );
199 virtual void SetWindowStyle(const long styles);
200
201 // callbacks
202 void OnPaint( wxPaintEvent &event );
203 void OnSetFocus( wxFocusEvent &event );
204 void OnKillFocus( wxFocusEvent &event );
205 void OnChar( wxKeyEvent &event );
206 void OnMouse( wxMouseEvent &event );
207 void OnGetToolTip( wxTreeEvent &event );
208 void OnSize( wxSizeEvent &event );
209 void OnInternalIdle( );
210
211 virtual wxVisualAttributes GetDefaultAttributes() const
212 {
213 return GetClassDefaultAttributes(GetWindowVariant());
214 }
215
216 static wxVisualAttributes
217 GetClassDefaultAttributes(wxWindowVariant variant = wxWINDOW_VARIANT_NORMAL);
218
219 // implementation helpers
220 void AdjustMyScrollbars();
221
222 WX_FORWARD_TO_SCROLL_HELPER()
223
224protected:
225 friend class wxGenericTreeItem;
226 friend class wxTreeRenameTimer;
227 friend class wxTreeFindTimer;
228 friend class wxTreeTextCtrl;
229
230 wxFont m_normalFont;
231 wxFont m_boldFont;
232
233 wxGenericTreeItem *m_anchor;
234 wxGenericTreeItem *m_current,
235 *m_key_current,
236 // A hint to select a parent item after deleting a child
237 *m_select_me;
238 unsigned short m_indent;
239 int m_lineHeight;
240 wxPen m_dottedPen;
241 wxBrush *m_hilightBrush,
242 *m_hilightUnfocusedBrush;
243 bool m_hasFocus;
244 bool m_dirty;
245 bool m_ownsImageListButtons;
246 bool m_isDragging; // true between BEGIN/END drag events
247 bool m_lastOnSame; // last click on the same item as prev
248 wxImageList *m_imageListButtons;
249
250 int m_freezeCount;
251 int m_dragCount;
252 wxPoint m_dragStart;
253 wxGenericTreeItem *m_dropTarget;
254 wxCursor m_oldCursor; // cursor is changed while dragging
255 wxGenericTreeItem *m_oldSelection;
256 wxGenericTreeItem *m_underMouse; // for visual effects
257 wxTreeTextCtrl *m_textCtrl;
258
259 wxTimer *m_renameTimer;
260
261 // incremental search data
262 wxString m_findPrefix;
263 wxTimer *m_findTimer;
264
265 bool m_dropEffectAboveItem;
266
267 // the common part of all ctors
268 void Init();
269
270 // misc helpers
271 void SendDeleteEvent(wxGenericTreeItem *itemBeingDeleted);
272
273 void DrawBorder(const wxTreeItemId& item);
274 void DrawLine(const wxTreeItemId& item, bool below);
275 void DrawDropEffect(wxGenericTreeItem *item);
276
277 void DoSelectItem(const wxTreeItemId& id,
278 bool unselect_others = true,
279 bool extended_select = false);
280
281 virtual wxTreeItemId DoInsertItem(const wxTreeItemId& parent,
282 size_t previous,
283 const wxString& text,
284 int image,
285 int selectedImage,
286 wxTreeItemData *data);
287 virtual wxTreeItemId DoInsertAfter(const wxTreeItemId& parent,
288 const wxTreeItemId& idPrevious,
289 const wxString& text,
290 int image = -1, int selImage = -1,
291 wxTreeItemData *data = NULL);
292 virtual wxTreeItemId DoTreeHitTest(const wxPoint& point, int& flags) const;
293
294 // called by wxTextTreeCtrl when it marks itself for deletion
295 void ResetTextControl();
296
297 // find the first item starting with the given prefix after the given item
298 wxTreeItemId FindItem(const wxTreeItemId& id, const wxString& prefix) const;
299
300 bool HasButtons() const { return HasFlag(wxTR_HAS_BUTTONS); }
301
302 void CalculateLineHeight();
303 int GetLineHeight(wxGenericTreeItem *item) const;
304 void PaintLevel( wxGenericTreeItem *item, wxDC& dc, int level, int &y );
305 void PaintItem( wxGenericTreeItem *item, wxDC& dc);
306
307 void CalculateLevel( wxGenericTreeItem *item, wxDC &dc, int level, int &y );
308 void CalculatePositions();
309 void CalculateSize( wxGenericTreeItem *item, wxDC &dc );
310
311 void RefreshSubtree( wxGenericTreeItem *item );
312 void RefreshLine( wxGenericTreeItem *item );
313
314 // redraw all selected items
315 void RefreshSelected();
316
317 // RefreshSelected() recursive helper
318 void RefreshSelectedUnder(wxGenericTreeItem *item);
319
320 void OnRenameTimer();
321 bool OnRenameAccept(wxGenericTreeItem *item, const wxString& value);
322 void OnRenameCancelled(wxGenericTreeItem *item);
323
324 void FillArray(wxGenericTreeItem*, wxArrayTreeItemIds&) const;
325 void SelectItemRange( wxGenericTreeItem *item1, wxGenericTreeItem *item2 );
326 bool TagAllChildrenUntilLast(wxGenericTreeItem *crt_item, wxGenericTreeItem *last_item, bool select);
327 bool TagNextChildren(wxGenericTreeItem *crt_item, wxGenericTreeItem *last_item, bool select);
328 void UnselectAllChildren( wxGenericTreeItem *item );
329 void ChildrenClosing(wxGenericTreeItem* item);
330
331 void DoDirtyProcessing();
332
333 virtual wxSize DoGetBestSize() const;
334
335private:
336 DECLARE_EVENT_TABLE()
337 DECLARE_DYNAMIC_CLASS(wxGenericTreeCtrl)
338 DECLARE_NO_COPY_CLASS(wxGenericTreeCtrl)
339};
340
341#if !defined(__WXMSW__) || defined(__WXUNIVERSAL__)
342/*
343 * wxTreeCtrl has to be a real class or we have problems with
344 * the run-time information.
345 */
346
347class WXDLLEXPORT wxTreeCtrl: public wxGenericTreeCtrl
348{
349 DECLARE_DYNAMIC_CLASS(wxTreeCtrl)
350
351public:
352 wxTreeCtrl() {}
353
354 wxTreeCtrl(wxWindow *parent, wxWindowID id = wxID_ANY,
355 const wxPoint& pos = wxDefaultPosition,
356 const wxSize& size = wxDefaultSize,
357 long style = wxTR_DEFAULT_STYLE,
358 const wxValidator &validator = wxDefaultValidator,
359 const wxString& name = wxTreeCtrlNameStr)
360 : wxGenericTreeCtrl(parent, id, pos, size, style, validator, name)
361 {
362 }
363};
364#endif // !__WXMSW__ || __WXUNIVERSAL__
365
366#endif // wxUSE_TREECTRL
367
368#endif // _GENERIC_TREECTRL_H_