samples/treectrl/treetest.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        treetest.h
   3 // Purpose:     wxTreeCtrl sample
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Markus Holzem
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // Define a new application type
  13 class MyApp : public wxApp
  14 {
  15 public:
  16     MyApp() { m_showImages = TRUE; }
  17
  18     bool OnInit();
  19
  20     void SetShowImages(bool show) { m_showImages = show; }
  21     bool ShowImages() const { return m_showImages; }
  22
  23 private:
  24     bool m_showImages;
  25 };
  26
  27 class MyTreeItemData : public wxTreeItemData
  28 {
  29 public:
  30     MyTreeItemData(const wxString& desc) : m_desc(desc) { }
  31
  32     void ShowInfo(wxTreeCtrl *tree);
  33     const char *GetDesc() const { return m_desc.c_str(); }
  34
  35 private:
  36     wxString m_desc;
  37 };
  38
  39 class MyTreeCtrl : public wxTreeCtrl
  40 {
  41 public:
  42     enum
  43     {
  44         TreeCtrlIcon_File,
  45         TreeCtrlIcon_FileSelected,
  46         TreeCtrlIcon_Folder,
  47         TreeCtrlIcon_FolderSelected,
  48         TreeCtrlIcon_FolderOpened
  49     };
  50
  51     MyTreeCtrl() { }
  52     MyTreeCtrl(wxWindow *parent, const wxWindowID id,
  53                const wxPoint& pos, const wxSize& size,
  54                long style);
  55     virtual ~MyTreeCtrl();
  56
  57     void OnBeginDrag(wxTreeEvent& event);
  58     void OnBeginRDrag(wxTreeEvent& event);
  59     void OnEndDrag(wxTreeEvent& event);
  60     void OnBeginLabelEdit(wxTreeEvent& event);
  61     void OnEndLabelEdit(wxTreeEvent& event);
  62     void OnDeleteItem(wxTreeEvent& event);
  63     void OnGetInfo(wxTreeEvent& event);
  64     void OnSetInfo(wxTreeEvent& event);
  65     void OnItemExpanded(wxTreeEvent& event);
  66     void OnItemExpanding(wxTreeEvent& event);
  67     void OnItemCollapsed(wxTreeEvent& event);
  68     void OnItemCollapsing(wxTreeEvent& event);
  69     void OnSelChanged(wxTreeEvent& event);
  70     void OnSelChanging(wxTreeEvent& event);
  71     void OnTreeKeyDown(wxTreeEvent& event);
  72     void OnItemActivated(wxTreeEvent& event);
  73     void OnRMouseDClick(wxMouseEvent& event);
  74
  75     void GetItemsRecursively(const wxTreeItemId& idParent, long cookie);
  76
  77     void CreateImageList(int size = 32);
  78
  79     void AddTestItemsToTree(size_t numChildren, size_t depth);
  80
  81     void DoSortChildren(const wxTreeItemId& item, bool reverse = FALSE)
  82         { m_reverseSort = reverse; wxTreeCtrl::SortChildren(item); }
  83     void DoEnsureVisible() { EnsureVisible(m_lastItem); }
  84
  85     void DoToggleIcon(const wxTreeItemId& item);
  86
  87 protected:
  88     virtual int OnCompareItems(const wxTreeItemId& i1, const wxTreeItemId& i2);
  89
  90     // is this the test item which we use in several event handlers?
  91     bool IsTestItem(const wxTreeItemId& item)
  92     {
  93         // the test item is the first child folder
  94         return GetParent(item) == GetRootItem() && !GetPrevSibling(item);
  95     }
  96
  97 private:
  98     void AddItemsRecursively(const wxTreeItemId& idParent,
  99                              size_t nChildren,
 100                              size_t depth,
 101                              size_t folder);
 102
 103     wxImageList *m_imageListNormal;
 104     bool         m_reverseSort;             // flag for OnCompareItems
 105     wxTreeItemId m_lastItem,                // for OnEnsureVisible()
 106                  m_draggedItem;             // item being dragged right now
 107
 108     // NB: due to an ugly wxMSW hack you _must_ use DECLARE_DYNAMIC_CLASS()
 109     //     if you want your overloaded OnCompareItems() to be called.
 110     //     OTOH, if you don't want it you may omit the next line - this will
 111     //     make default (alphabetical) sorting much faster under wxMSW.
 112     DECLARE_DYNAMIC_CLASS(MyTreeCtrl)
 113     DECLARE_EVENT_TABLE()
 114 };
 115
 116 // Define a new frame type
 117 class MyFrame: public wxFrame
 118 {
 119 public:
 120     // ctor and dtor
 121     MyFrame(const wxString& title, int x, int y, int w, int h);
 122     virtual ~MyFrame();
 123
 124     // menu callbacks
 125     void OnQuit(wxCommandEvent& event);
 126     void OnAbout(wxCommandEvent& event);
 127
 128     void OnDump(wxCommandEvent& event);
 129 #ifndef NO_MULTIPLE_SELECTION
 130     void OnDumpSelected(wxCommandEvent& event);
 131     void OnSelect(wxCommandEvent& event);
 132     void OnUnselect(wxCommandEvent& event);
 133     void OnToggleSel(wxCommandEvent& event);
 134 #endif // NO_MULTIPLE_SELECTION
 135     void OnDelete(wxCommandEvent& event);
 136     void OnDeleteChildren(wxCommandEvent& event);
 137     void OnDeleteAll(wxCommandEvent& event);
 138
 139     void OnRecreate(wxCommandEvent& event);
 140     void OnToggleImages(wxCommandEvent& event);
 141     void OnSetImageSize(wxCommandEvent& event);
 142     void OnCollapseAndReset(wxCommandEvent& event);
 143
 144     void OnSetBold(wxCommandEvent& WXUNUSED(event)) { DoSetBold(TRUE); }
 145     void OnClearBold(wxCommandEvent& WXUNUSED(event)) { DoSetBold(FALSE); }
 146
 147     void OnEnsureVisible(wxCommandEvent& event);
 148
 149     void OnCount(wxCommandEvent& event);
 150     void OnCountRec(wxCommandEvent& event);
 151
 152     void OnRename(wxCommandEvent& event);
 153     void OnSort(wxCommandEvent& event) { DoSort(); }
 154     void OnSortRev(wxCommandEvent& event) { DoSort(TRUE); }
 155
 156     void OnAddItem(wxCommandEvent& event);
 157     void OnInsertItem(wxCommandEvent& event);
 158
 159     void OnIncIndent(wxCommandEvent& event);
 160     void OnDecIndent(wxCommandEvent& event);
 161
 162     void OnIncSpacing(wxCommandEvent& event);
 163     void OnDecSpacing(wxCommandEvent& event);
 164
 165     void OnToggleIcon(wxCommandEvent& event);
 166
 167     void OnSize(wxSizeEvent& event);
 168
 169 private:
 170     void DoSort(bool reverse = FALSE);
 171
 172     void Resize(const wxSize& size);
 173
 174     MyTreeCtrl *m_treeCtrl;
 175     wxTextCtrl *m_textCtrl;
 176
 177     void DoSetBold(bool bold = TRUE);
 178
 179     DECLARE_EVENT_TABLE()
 180 };
 181
 182 // menu and control ids
 183 enum
 184 {
 185     TreeTest_Quit,
 186     TreeTest_About,
 187     TreeTest_Dump,
 188     TreeTest_DumpSelected,
 189     TreeTest_Count,
 190     TreeTest_CountRec,
 191     TreeTest_Sort,
 192     TreeTest_SortRev,
 193     TreeTest_Bold,
 194     TreeTest_UnBold,
 195     TreeTest_Rename,
 196     TreeTest_Delete,
 197     TreeTest_DeleteChildren,
 198     TreeTest_DeleteAll,
 199     TreeTest_Recreate,
 200     TreeTest_ToggleImages,
 201     TreeTest_SetImageSize,
 202     TreeTest_ToggleSel,
 203     TreeTest_CollapseAndReset,
 204     TreeTest_EnsureVisible,
 205     TreeTest_AddItem,
 206     TreeTest_InsertItem,
 207     TreeTest_IncIndent,
 208     TreeTest_DecIndent,
 209     TreeTest_IncSpacing,
 210     TreeTest_DecSpacing,
 211     TreeTest_ToggleIcon,
 212     TreeTest_Select,
 213     TreeTest_Unselect,
 214     TreeTest_Ctrl = 1000
 215 };