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     bool OnInit();
  17 };
  18
  19 class MyTreeItemData : public wxTreeItemData
  20 {
  21 public:
  22     MyTreeItemData(const wxString& desc) : m_desc(desc) { }
  23
  24     void ShowInfo(wxTreeCtrl *tree);
  25     const char *GetDesc() const { return m_desc.c_str(); }
  26
  27 private:
  28     wxString m_desc;
  29 };
  30
  31 class MyTreeCtrl : public wxTreeCtrl
  32 {
  33 public:
  34     enum
  35     {
  36         TreeCtrlIcon_File,
  37         TreeCtrlIcon_FileSelected,
  38         TreeCtrlIcon_Folder,
  39         TreeCtrlIcon_FolderSelected,
  40         TreeCtrlIcon_FolderOpened
  41     };
  42
  43     MyTreeCtrl() { }
  44     MyTreeCtrl(wxWindow *parent, const wxWindowID id,
  45                const wxPoint& pos, const wxSize& size,
  46                long style);
  47     virtual ~MyTreeCtrl();
  48
  49     void OnBeginDrag(wxTreeEvent& event);
  50     void OnBeginRDrag(wxTreeEvent& event);
  51     void OnBeginLabelEdit(wxTreeEvent& event);
  52     void OnEndLabelEdit(wxTreeEvent& event);
  53     void OnDeleteItem(wxTreeEvent& event);
  54     void OnGetInfo(wxTreeEvent& event);
  55     void OnSetInfo(wxTreeEvent& event);
  56     void OnItemExpanded(wxTreeEvent& event);
  57     void OnItemExpanding(wxTreeEvent& event);
  58     void OnItemCollapsed(wxTreeEvent& event);
  59     void OnItemCollapsing(wxTreeEvent& event);
  60     void OnSelChanged(wxTreeEvent& event);
  61     void OnSelChanging(wxTreeEvent& event);
  62     void OnTreeKeyDown(wxTreeEvent& event);
  63     void OnItemActivated(wxTreeEvent& event);
  64     void OnRMouseDClick(wxMouseEvent& event);
  65
  66     void GetItemsRecursively(const wxTreeItemId& idParent, long cookie);
  67
  68     void AddTestItemsToTree(size_t numChildren, size_t depth);
  69
  70     void DoSortChildren(const wxTreeItemId& item, bool reverse = FALSE)
  71         { m_reverseSort = reverse; wxTreeCtrl::SortChildren(item); }
  72     void DoEnsureVisible() { EnsureVisible(m_lastItem); }
  73
  74     void DoToggleIcon(const wxTreeItemId& item);
  75
  76 protected:
  77     virtual int OnCompareItems(const wxTreeItemId& i1, const wxTreeItemId& i2);
  78
  79     // is this the test item which we use in several event handlers?
  80     bool IsTestItem(const wxTreeItemId& item)
  81     {
  82         // the test item is the first child folder
  83         return GetParent(item) == GetRootItem() && !GetPrevSibling(item);
  84     }
  85
  86 private:
  87     void AddItemsRecursively(const wxTreeItemId& idParent,
  88                              size_t nChildren,
  89                              size_t depth,
  90                              size_t folder);
  91
  92     wxImageList *m_imageListNormal;
  93     bool         m_reverseSort;           // flag for OnCompareItems
  94     wxTreeItemId m_lastItem;              // for OnEnsureVisible()
  95
  96     // NB: due to an ugly wxMSW hack you _must_ use DECLARE_DYNAMIC_CLASS()
  97     //     if you want your overloaded OnCompareItems() to be called.
  98     //     OTOH, if you don't want it you may omit the next line - this will
  99     //     make default (alphabetical) sorting much faster under wxMSW.
 100     DECLARE_DYNAMIC_CLASS(MyTreeCtrl)
 101     DECLARE_EVENT_TABLE()
 102 };
 103
 104 // Define a new frame type
 105 class MyFrame: public wxFrame
 106 {
 107 public:
 108     // ctor and dtor
 109     MyFrame(const wxString& title, int x, int y, int w, int h);
 110     virtual ~MyFrame();
 111
 112     // menu callbacks
 113     void OnQuit(wxCommandEvent& event);
 114     void OnAbout(wxCommandEvent& event);
 115
 116     void OnDump(wxCommandEvent& event);
 117 #ifndef NO_MULTIPLE_SELECTION
 118     void OnDumpSelected(wxCommandEvent& event);
 119     void OnSelect(wxCommandEvent& event);
 120     void OnUnselect(wxCommandEvent& event);
 121 #endif // NO_MULTIPLE_SELECTION
 122     void OnDelete(wxCommandEvent& event);
 123     void OnDeleteChildren(wxCommandEvent& event);
 124     void OnDeleteAll(wxCommandEvent& event);
 125     void OnRecreate(wxCommandEvent& event);
 126     void OnCollapseAndReset(wxCommandEvent& event);
 127
 128     void OnSetBold(wxCommandEvent& WXUNUSED(event)) { DoSetBold(TRUE); }
 129     void OnClearBold(wxCommandEvent& WXUNUSED(event)) { DoSetBold(FALSE); }
 130
 131     void OnEnsureVisible(wxCommandEvent& event);
 132
 133     void OnRename(wxCommandEvent& event);
 134     void OnSort(wxCommandEvent& event) { DoSort(); }
 135     void OnSortRev(wxCommandEvent& event) { DoSort(TRUE); }
 136
 137     void OnAddItem(wxCommandEvent& event);
 138
 139     void OnIncIndent(wxCommandEvent& event);
 140     void OnDecIndent(wxCommandEvent& event);
 141
 142     void OnIncSpacing(wxCommandEvent& event);
 143     void OnDecSpacing(wxCommandEvent& event);
 144
 145     void OnToggleIcon(wxCommandEvent& event);
 146
 147 private:
 148     void DoSort(bool reverse = FALSE);
 149
 150     MyTreeCtrl *m_treeCtrl;
 151
 152     void DoSetBold(bool bold = TRUE);
 153
 154     DECLARE_EVENT_TABLE()
 155 };
 156
 157 // menu and control ids
 158 enum
 159 {
 160     TreeTest_Quit,
 161     TreeTest_About,
 162     TreeTest_Dump,
 163     TreeTest_DumpSelected,
 164     TreeTest_Sort,
 165     TreeTest_SortRev,
 166     TreeTest_Bold,
 167     TreeTest_UnBold,
 168     TreeTest_Rename,
 169     TreeTest_Delete,
 170     TreeTest_DeleteChildren,
 171     TreeTest_DeleteAll,
 172     TreeTest_Recreate,
 173     TreeTest_CollapseAndReset,
 174     TreeTest_EnsureVisible,
 175     TreeTest_AddItem,
 176     TreeTest_IncIndent,
 177     TreeTest_DecIndent,
 178     TreeTest_IncSpacing,
 179     TreeTest_DecSpacing,
 180     TreeTest_ToggleIcon,
 181     TreeTest_Select,
 182     TreeTest_Unselect,
 183     TreeTest_Ctrl = 1000
 184 };