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