]> git.saurik.com Git - wxWidgets.git/blobdiff - samples/treectrl/treetest.cpp
use a slightly less ugly way to conditionally suppress unused parameter warnings
[wxWidgets.git] / samples / treectrl / treetest.cpp
index b6474eaea3c332a2f00afeca7b5503de01d02622..15069adaca8cba78d05f8f64a917465df8dd675c 100644 (file)
@@ -5,34 +5,31 @@
 // Modified by:
 // Created:     04/01/98
 // RCS-ID:      $Id$
-// Copyright:   (c) Julian Smart and Markus Holzem
+// Copyright:   (c) Julian Smart
 // Licence:     wxWindows license
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
-  #pragma implementation
-  #pragma interface
-#endif
-
 // For compilers that support precompilation, includes "wx/wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
-  #pragma hdrstop
+    #pragma hdrstop
 #endif
 
 #ifndef WX_PRECOMP
-  #include "wx/wx.h"
-  #include "wx/colordlg.h"
+    #include "wx/wx.h"
+    #include "wx/log.h"
 #endif
 
-#include "wx/log.h"
+#include "wx/colordlg.h"
+#include "wx/numdlg.h"
 
+#include "wx/artprov.h"
 #include "wx/image.h"
 #include "wx/imaglist.h"
 #include "wx/treectrl.h"
-
-#include "math.h"
+#include "wx/math.h"
+#include "wx/renderer.h"
 
 #ifdef __WIN32__
     // this is not supported by native control
 
 #include "treetest.h"
 
-// under Windows the icons are in the .rc file
+#include "icon1.xpm"
+#include "icon2.xpm"
+#include "icon3.xpm"
+#include "icon4.xpm"
+#include "icon5.xpm"
+
+#include "state1.xpm"
+#include "state2.xpm"
+#include "state3.xpm"
+#include "state4.xpm"
+#include "state5.xpm"
+
+#include "unchecked.xpm"
+#include "checked.xpm"
+
 #ifndef __WXMSW__
-    #include "icon1.xpm"
-    #include "icon2.xpm"
-    #include "icon3.xpm"
-    #include "icon4.xpm"
-    #include "icon5.xpm"
-    #include "mondrian.xpm"
+    #include "../sample.xpm"
 #endif
 
 // verify that the item is ok and insult the user if it is not
 #define MENU_LINK(name) EVT_MENU(TreeTest_##name, MyFrame::On##name)
 
 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
+    EVT_IDLE(MyFrame::OnIdle)
     EVT_SIZE(MyFrame::OnSize)
 
     MENU_LINK(Quit)
     MENU_LINK(About)
+    MENU_LINK(ClearLog)
+
     MENU_LINK(TogButtons)
     MENU_LINK(TogTwist)
     MENU_LINK(TogLines)
@@ -77,6 +86,9 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame)
     MENU_LINK(TogFullHighlight)
     MENU_LINK(SetFgColour)
     MENU_LINK(SetBgColour)
+    MENU_LINK(ResetStyle)
+
+    MENU_LINK(Highlight)
     MENU_LINK(Dump)
 #ifndef NO_MULTIPLE_SELECTION
     MENU_LINK(DumpSelected)
@@ -96,6 +108,9 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame)
     MENU_LINK(DeleteAll)
     MENU_LINK(Recreate)
     MENU_LINK(ToggleImages)
+    MENU_LINK(ToggleStates)
+    MENU_LINK(ToggleAlternateImages)
+    MENU_LINK(ToggleAlternateStates)
     MENU_LINK(ToggleButtons)
     MENU_LINK(SetImageSize)
     MENU_LINK(CollapseAndReset)
@@ -107,6 +122,18 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame)
     MENU_LINK(IncSpacing)
     MENU_LINK(DecSpacing)
     MENU_LINK(ToggleIcon)
+    MENU_LINK(ToggleState)
+    MENU_LINK(SelectRoot)
+
+    MENU_LINK(ShowFirstVisible)
+#ifdef wxHAS_LAST_VISIBLE
+    MENU_LINK(ShowLastVisible)
+#endif // wxHAS_LAST_VISIBLE
+    MENU_LINK(ShowNextVisible)
+    MENU_LINK(ShowPrevVisible)
+    MENU_LINK(ShowParent)
+    MENU_LINK(ShowPrevSibling)
+    MENU_LINK(ShowNextSibling)
 #undef MENU_LINK
 
 END_EVENT_TABLE()
@@ -130,13 +157,23 @@ BEGIN_EVENT_TABLE(MyTreeCtrl, wxTreeCtrl)
     EVT_TREE_ITEM_EXPANDING(TreeTest_Ctrl, MyTreeCtrl::OnItemExpanding)
     EVT_TREE_ITEM_COLLAPSED(TreeTest_Ctrl, MyTreeCtrl::OnItemCollapsed)
     EVT_TREE_ITEM_COLLAPSING(TreeTest_Ctrl, MyTreeCtrl::OnItemCollapsing)
-    EVT_TREE_ITEM_RIGHT_CLICK(TreeTest_Ctrl, MyTreeCtrl::OnItemRightClick)
 
-    EVT_RIGHT_UP(MyTreeCtrl::OnRMouseUp)
     EVT_TREE_SEL_CHANGED(TreeTest_Ctrl, MyTreeCtrl::OnSelChanged)
     EVT_TREE_SEL_CHANGING(TreeTest_Ctrl, MyTreeCtrl::OnSelChanging)
     EVT_TREE_KEY_DOWN(TreeTest_Ctrl, MyTreeCtrl::OnTreeKeyDown)
     EVT_TREE_ITEM_ACTIVATED(TreeTest_Ctrl, MyTreeCtrl::OnItemActivated)
+    EVT_TREE_STATE_IMAGE_CLICK(TreeTest_Ctrl, MyTreeCtrl::OnItemStateClick)
+
+    // so many different ways to handle right mouse button clicks...
+    EVT_CONTEXT_MENU(MyTreeCtrl::OnContextMenu)
+    // EVT_TREE_ITEM_MENU is the preferred event for creating context menus
+    // on a tree control, because it includes the point of the click or item,
+    // meaning that no additional placement calculations are required.
+    EVT_TREE_ITEM_MENU(TreeTest_Ctrl, MyTreeCtrl::OnItemMenu)
+    EVT_TREE_ITEM_RIGHT_CLICK(TreeTest_Ctrl, MyTreeCtrl::OnItemRClick)
+
+    EVT_RIGHT_DOWN(MyTreeCtrl::OnRMouseDown)
+    EVT_RIGHT_UP(MyTreeCtrl::OnRMouseUp)
     EVT_RIGHT_DCLICK(MyTreeCtrl::OnRMouseDClick)
 END_EVENT_TABLE()
 
@@ -144,21 +181,27 @@ IMPLEMENT_APP(MyApp)
 
 bool MyApp::OnInit()
 {
+    if ( !wxApp::OnInit() )
+        return false;
+
     // Create the main frame window
     MyFrame *frame = new MyFrame(wxT("wxTreeCtrl Test"), 50, 50, 450, 600);
 
     // Show the frame
-    frame->Show(TRUE);
+    frame->Show(true);
     SetTopWindow(frame);
 
-    return TRUE;
+    return true;
 }
 
 
 // My frame constructor
 MyFrame::MyFrame(const wxString& title, int x, int y, int w, int h)
-       : wxFrame((wxFrame *)NULL, -1, title, wxPoint(x, y), wxSize(w, h)),
-         m_treeCtrl(NULL), m_textCtrl(NULL)
+       : wxFrame((wxFrame *)NULL, wxID_ANY, title, wxPoint(x, y), wxSize(w, h)),
+         m_treeCtrl(NULL)
+#if wxUSE_LOG
+         , m_textCtrl(NULL)
+#endif // wxUSE_LOG
 {
     // This reduces flicker effects - even better would be to define
     // OnEraseBackground to do nothing. When the tree control's scrollbars are
@@ -166,7 +209,7 @@ MyFrame::MyFrame(const wxString& title, int x, int y, int w, int h)
     SetBackgroundColour(wxColour(255, 255, 255));
 
     // Give it an icon
-    SetIcon(wxICON(mondrian));
+    SetIcon(wxICON(sample));
 
 #if wxUSE_MENUS
     // Make a menubar
@@ -175,94 +218,118 @@ MyFrame::MyFrame(const wxString& title, int x, int y, int w, int h)
            *tree_menu = new wxMenu,
            *item_menu = new wxMenu;
 
+    file_menu->Append(TreeTest_ClearLog, wxT("&Clear log\tCtrl-L"));
+    file_menu->AppendSeparator();
     file_menu->Append(TreeTest_About, wxT("&About..."));
     file_menu->AppendSeparator();
     file_menu->Append(TreeTest_Quit, wxT("E&xit\tAlt-X"));
 
-    style_menu->Append(TreeTest_TogButtons, "Toggle &normal buttons");
-    style_menu->Append(TreeTest_TogTwist, "Toggle &twister buttons");
-    style_menu->Append(TreeTest_ToggleButtons, "Toggle image &buttons");
+    style_menu->AppendCheckItem(TreeTest_TogButtons, wxT("Toggle &normal buttons"));
+    style_menu->AppendCheckItem(TreeTest_TogTwist, wxT("Toggle &twister buttons"));
+    style_menu->AppendCheckItem(TreeTest_ToggleButtons, wxT("Toggle image &buttons"));
     style_menu->AppendSeparator();
-    style_menu->Append(TreeTest_TogLines, "Toggle &connecting lines");
-    style_menu->Append(TreeTest_TogRootLines, "Toggle &lines at root");
-    style_menu->Append(TreeTest_TogHideRoot, "Toggle &hidden root");
-    style_menu->Append(TreeTest_TogBorder, "Toggle &item border");
-    style_menu->Append(TreeTest_TogFullHighlight, "Toggle &full row highlight");
-    style_menu->Append(TreeTest_TogEdit, "Toggle &edit mode");
+    style_menu->AppendCheckItem(TreeTest_TogLines, wxT("Toggle &connecting lines"));
+    style_menu->AppendCheckItem(TreeTest_TogRootLines, wxT("Toggle &lines at root"));
+    style_menu->AppendCheckItem(TreeTest_TogHideRoot, wxT("Toggle &hidden root"));
+    style_menu->AppendCheckItem(TreeTest_TogBorder, wxT("Toggle &item border"));
+    style_menu->AppendCheckItem(TreeTest_TogFullHighlight, wxT("Toggle &full row highlight"));
+    style_menu->AppendCheckItem(TreeTest_TogEdit, wxT("Toggle &edit mode"));
 #ifndef NO_MULTIPLE_SELECTION
-    style_menu->Append(TreeTest_ToggleSel, wxT("Toggle &selection mode"));
+    style_menu->AppendCheckItem(TreeTest_ToggleSel, wxT("Toggle &selection mode\tCtrl-S"));
 #endif // NO_MULTIPLE_SELECTION
-    style_menu->Append(TreeTest_ToggleImages, wxT("Toggle show ima&ges"));
+    style_menu->AppendCheckItem(TreeTest_ToggleImages, wxT("Toggle show ima&ges"));
+    style_menu->AppendCheckItem(TreeTest_ToggleStates, wxT("Toggle show st&ates"));
+    style_menu->AppendCheckItem(TreeTest_ToggleAlternateImages, wxT("Toggle alternate images"));
+    style_menu->AppendCheckItem(TreeTest_ToggleAlternateStates, wxT("Toggle alternate state images"));
     style_menu->Append(TreeTest_SetImageSize, wxT("Set image si&ze..."));
     style_menu->AppendSeparator();
     style_menu->Append(TreeTest_SetFgColour, wxT("Set &foreground colour..."));
     style_menu->Append(TreeTest_SetBgColour, wxT("Set &background colour..."));
+    style_menu->AppendSeparator();
+    style_menu->Append(TreeTest_ResetStyle, wxT("&Reset to default\tF10"));
 
-    tree_menu->Append(TreeTest_Recreate, "&Recreate the tree");
-    tree_menu->Append(TreeTest_CollapseAndReset, "C&ollapse and reset");
+    tree_menu->Append(TreeTest_Recreate, wxT("&Recreate the tree"));
+    tree_menu->Append(TreeTest_CollapseAndReset, wxT("C&ollapse and reset"));
     tree_menu->AppendSeparator();
-    tree_menu->Append(TreeTest_AddItem, "Append a &new item");
-    tree_menu->Append(TreeTest_InsertItem, "&Insert a new item");
-    tree_menu->Append(TreeTest_Delete, "&Delete this item");
-    tree_menu->Append(TreeTest_DeleteChildren, "Delete &children");
-    tree_menu->Append(TreeTest_DeleteAll, "Delete &all items");
+    tree_menu->Append(TreeTest_AddItem, wxT("Append a &new item"));
+    tree_menu->Append(TreeTest_InsertItem, wxT("&Insert a new item"));
+    tree_menu->Append(TreeTest_Delete, wxT("&Delete this item"));
+    tree_menu->Append(TreeTest_DeleteChildren, wxT("Delete &children"));
+    tree_menu->Append(TreeTest_DeleteAll, wxT("Delete &all items"));
+    tree_menu->Append(TreeTest_SelectRoot, wxT("Select root item"));
     tree_menu->AppendSeparator();
-    tree_menu->Append(TreeTest_Count, "Count children of current item");
-    tree_menu->Append(TreeTest_CountRec, "Recursively count children of current item");
+    tree_menu->Append(TreeTest_Count, wxT("Count children of current item"));
+    tree_menu->Append(TreeTest_CountRec, wxT("Recursively count children of current item"));
     tree_menu->AppendSeparator();
-    tree_menu->Append(TreeTest_Sort, "Sort children of current item");
-    tree_menu->Append(TreeTest_SortRev, "Sort in reversed order");
+    tree_menu->Append(TreeTest_Sort, wxT("Sort children of current item"));
+    tree_menu->Append(TreeTest_SortRev, wxT("Sort in reversed order"));
     tree_menu->AppendSeparator();
-    tree_menu->Append(TreeTest_EnsureVisible, "Make the last item &visible");
+    tree_menu->Append(TreeTest_EnsureVisible, wxT("Make the last item &visible"));
     tree_menu->AppendSeparator();
-    tree_menu->Append(TreeTest_IncIndent, "Add 5 points to indentation\tAlt-I");
-    tree_menu->Append(TreeTest_DecIndent, "Reduce indentation by 5 points\tAlt-R");
+    tree_menu->Append(TreeTest_IncIndent, wxT("Add 5 points to indentation\tAlt-I"));
+    tree_menu->Append(TreeTest_DecIndent, wxT("Reduce indentation by 5 points\tAlt-R"));
     tree_menu->AppendSeparator();
-    tree_menu->Append(TreeTest_IncSpacing, "Add 5 points to spacing\tCtrl-I");
-    tree_menu->Append(TreeTest_DecSpacing, "Reduce spacing by 5 points\tCtrl-R");
+    tree_menu->Append(TreeTest_IncSpacing, wxT("Add 5 points to spacing\tCtrl-I"));
+    tree_menu->Append(TreeTest_DecSpacing, wxT("Reduce spacing by 5 points\tCtrl-R"));
 
-    item_menu->Append(TreeTest_Dump, "&Dump item children");
-    item_menu->Append(TreeTest_Rename, "&Rename item...");
+    item_menu->Append(TreeTest_Dump, wxT("&Dump item children"));
+    item_menu->Append(TreeTest_Rename, wxT("&Rename item..."));
 
     item_menu->AppendSeparator();
-    item_menu->Append(TreeTest_SetBold, "Make item &bold");
-    item_menu->Append(TreeTest_ClearBold, "Make item &not bold");
+    item_menu->Append(TreeTest_SetBold, wxT("Make item &bold"));
+    item_menu->Append(TreeTest_ClearBold, wxT("Make item &not bold"));
+    item_menu->AppendSeparator();
+    item_menu->Append(TreeTest_ToggleIcon, wxT("Toggle the item's &icon"));
+    item_menu->Append(TreeTest_ToggleState, wxT("Toggle the item's &state"));
     item_menu->AppendSeparator();
-    item_menu->Append(TreeTest_ToggleIcon, "Toggle the item's &icon");
+    item_menu->Append(TreeTest_ShowFirstVisible, wxT("Show &first visible"));
+#ifdef wxHAS_LAST_VISIBLE
+    item_menu->Append(TreeTest_ShowLastVisible, wxT("Show &last visible"));
+#endif // wxHAS_LAST_VISIBLE
+    item_menu->Append(TreeTest_ShowNextVisible, wxT("Show &next visible"));
+    item_menu->Append(TreeTest_ShowPrevVisible, wxT("Show &previous visible"));
+    item_menu->AppendSeparator();
+    item_menu->Append(TreeTest_ShowParent, "Show pa&rent");
+    item_menu->Append(TreeTest_ShowPrevSibling, "Show &previous sibling");
+    item_menu->Append(TreeTest_ShowNextSibling, "Show &next sibling");
 
 #ifndef NO_MULTIPLE_SELECTION
     item_menu->AppendSeparator();
-    item_menu->Append(TreeTest_DumpSelected, "Dump selected items\tAlt-D");
-    item_menu->Append(TreeTest_Select, "Select current item\tAlt-S");
-    item_menu->Append(TreeTest_Unselect, "Unselect everything\tAlt-U");
+    item_menu->Append(TreeTest_DumpSelected, wxT("Dump selected items\tAlt-D"));
+    item_menu->Append(TreeTest_Select, wxT("Select current item\tAlt-S"));
+    item_menu->Append(TreeTest_Unselect, wxT("Unselect everything\tAlt-U"));
 #endif // NO_MULTIPLE_SELECTION
 
     wxMenuBar *menu_bar = new wxMenuBar;
-    menu_bar->Append(file_menu, "&File");
-    menu_bar->Append(style_menu, "&Style");
-    menu_bar->Append(tree_menu, "&Tree");
-    menu_bar->Append(item_menu, "&Item");
+    menu_bar->Append(file_menu, wxT("&File"));
+    menu_bar->Append(style_menu, wxT("&Style"));
+    menu_bar->Append(tree_menu, wxT("&Tree"));
+    menu_bar->Append(item_menu, wxT("&Item"));
     SetMenuBar(menu_bar);
-
-    //menu_bar->Check(TreeTest_ToggleImages, TRUE);
 #endif // wxUSE_MENUS
 
-    m_treeCtrl = new MyTreeCtrl(this, TreeTest_Ctrl,
-                                wxDefaultPosition, wxDefaultSize,
-                                wxTR_DEFAULT_STYLE | wxTR_EDIT_LABELS |
-#ifndef NO_VARIABLE_HEIGHT
-                                wxTR_HAS_VARIABLE_ROW_HEIGHT |
-#endif
-                                wxSUNKEN_BORDER);
+    m_panel = new wxPanel(this);
 
-    m_textCtrl = new wxTextCtrl(this, -1, "",
+#if wxUSE_LOG
+    // create the controls
+    m_textCtrl = new wxTextCtrl(m_panel, wxID_ANY, wxT(""),
                                 wxDefaultPosition, wxDefaultSize,
                                 wxTE_MULTILINE | wxSUNKEN_BORDER);
+#endif // wxUSE_LOG
 
-    // create a status bar with 3 panes
-    CreateStatusBar(3);
-    SetStatusText("", 0);
+    CreateTreeWithDefStyle();
 
+    menu_bar->Check(TreeTest_ToggleImages, true);
+    menu_bar->Check(TreeTest_ToggleStates, true);
+    menu_bar->Check(TreeTest_ToggleAlternateImages, false);
+    menu_bar->Check(TreeTest_ToggleAlternateStates, false);
+
+#if wxUSE_STATUSBAR
+    // create a status bar
+    CreateStatusBar(2);
+#endif // wxUSE_STATUSBAR
+
+#if wxUSE_LOG
 #ifdef __WXMOTIF__
     // For some reason, we get a memcpy crash in wxLogStream::DoLogStream
     // on gcc/wxMotif, if we use wxLogTextCtl. Maybe it's just gcc?
@@ -272,47 +339,135 @@ MyFrame::MyFrame(const wxString& title, int x, int y, int w, int h)
     wxLogTextCtrl *logWindow = new wxLogTextCtrl(m_textCtrl);
     delete wxLog::SetActiveTarget(logWindow);
 #endif
+#endif // wxUSE_LOG
 }
 
 MyFrame::~MyFrame()
 {
+#if wxUSE_LOG
     delete wxLog::SetActiveTarget(NULL);
+#endif // wxUSE_LOG
 }
 
-void MyFrame::TogStyle(long flag)
+void MyFrame::CreateTreeWithDefStyle()
 {
-        m_treeCtrl->SetWindowStyle(m_treeCtrl->GetWindowStyle() ^ flag);
+    long style = wxTR_DEFAULT_STYLE |
+#ifndef NO_VARIABLE_HEIGHT
+                 wxTR_HAS_VARIABLE_ROW_HEIGHT |
+#endif
+                 wxTR_EDIT_LABELS;
+
+    CreateTree(style | wxSUNKEN_BORDER);
+
+    // as we don't know what wxTR_DEFAULT_STYLE could contain, test for
+    // everything
+    wxMenuBar *mbar = GetMenuBar();
+    mbar->Check(TreeTest_TogButtons, (style & wxTR_HAS_BUTTONS) != 0);
+    mbar->Check(TreeTest_TogButtons, (style & wxTR_TWIST_BUTTONS) != 0);
+    mbar->Check(TreeTest_TogLines, (style & wxTR_NO_LINES) == 0);
+    mbar->Check(TreeTest_TogRootLines, (style & wxTR_LINES_AT_ROOT) != 0);
+    mbar->Check(TreeTest_TogHideRoot, (style & wxTR_HIDE_ROOT) != 0);
+    mbar->Check(TreeTest_TogEdit, (style & wxTR_EDIT_LABELS) != 0);
+    mbar->Check(TreeTest_TogBorder, (style & wxTR_ROW_LINES) != 0);
+    mbar->Check(TreeTest_TogFullHighlight, (style & wxTR_FULL_ROW_HIGHLIGHT) != 0);
+}
+
+void MyFrame::CreateTree(long style)
+{
+    m_treeCtrl = new MyTreeCtrl(m_panel, TreeTest_Ctrl,
+                                wxDefaultPosition, wxDefaultSize,
+                                style);
+
+    GetMenuBar()->Enable(TreeTest_SelectRoot, !(style & wxTR_HIDE_ROOT));
+
+    Resize();
+}
+
+void MyFrame::TogStyle(int id, long flag)
+{
+    long style = m_treeCtrl->GetWindowStyle() ^ flag;
+
+    // most treectrl styles can't be changed on the fly using the native
+    // control and the tree must be recreated
+#ifndef __WXMSW__
+    m_treeCtrl->SetWindowStyle(style);
+#else // MSW
+    delete m_treeCtrl;
+    CreateTree(style);
+#endif // !MSW/MSW
+
+    GetMenuBar()->Check(id, (style & flag) != 0);
+}
+
+void MyFrame::OnIdle(wxIdleEvent& event)
+{
+#if wxUSE_STATUSBAR
+    if ( m_treeCtrl )
+    {
+        wxTreeItemId idRoot = m_treeCtrl->GetRootItem();
+        wxString status;
+        if (idRoot.IsOk())
+        {
+            wxTreeItemId idLast = m_treeCtrl->GetLastChild(idRoot);
+            status = wxString::Format(
+                _T("Root/last item is %svisible/%svisible"),
+                m_treeCtrl->IsVisible(idRoot) ? _T("") : _T("not "),
+                idLast.IsOk() && m_treeCtrl->IsVisible(idLast)
+                    ? _T("") : _T("not "));
+        }
+        else
+            status = _T("No root item");
+
+        SetStatusText(status, 1);
+    }
+#endif // wxUSE_STATUSBAR
+
+    event.Skip();
 }
 
 void MyFrame::OnSize(wxSizeEvent& event)
 {
-    if ( m_treeCtrl && m_textCtrl )
+    if ( m_treeCtrl
+#if wxUSE_LOG
+                    && m_textCtrl
+#endif // wxUSE_LOG
+                                  )
     {
-        Resize(GetClientSize());
+        Resize();
     }
 
     event.Skip();
 }
 
-void MyFrame::Resize(const wxSize& size)
+void MyFrame::Resize()
 {
-    m_treeCtrl->SetSize(0, 0, size.x, 2*size.y/3);
-    m_textCtrl->SetSize(0, 2*size.y/3, size.x, size.y/3);
+    wxSize size = GetClientSize();
+    m_treeCtrl->SetSize(0, 0, size.x, size.y
+#if wxUSE_LOG
+                                            *2/3);
+    m_textCtrl->SetSize(0, 2*size.y/3, size.x, size.y/3
+#endif
+    );
 }
 
 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
 {
-    Close(TRUE);
+    Close(true);
 }
 
 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
 {
-    wxMessageBox("Tree test sample\n"
-                 "(c) Julian Smart 1997, Vadim Zeitlin 1998",
-                 "About tree test",
+    wxMessageBox(wxT("Tree test sample\n")
+                 wxT("(c) Julian Smart 1997, Vadim Zeitlin 1998"),
+                 wxT("About tree test"),
                  wxOK | wxICON_INFORMATION, this);
 }
 
+void MyFrame::OnClearLog(wxCommandEvent& WXUNUSED(event))
+{
+    m_textCtrl->Clear();
+}
+
 void MyFrame::OnRename(wxCommandEvent& WXUNUSED(event))
 {
     wxTreeItemId item = m_treeCtrl->GetSelection();
@@ -322,9 +477,9 @@ void MyFrame::OnRename(wxCommandEvent& WXUNUSED(event))
     // old code - now we edit in place
 #if 0
     static wxString s_text;
-    s_text = wxGetTextFromUser("New name: ", "Tree sample question",
+    s_text = wxGetTextFromUser(wxT("New name: "), wxT("Tree sample question"),
             s_text, this);
-    if ( !s_text.IsEmpty() )
+    if ( !s_text.empty() )
     {
         m_treeCtrl->SetItemText(item, s_text);
     }
@@ -340,7 +495,7 @@ void MyFrame::OnCount(wxCommandEvent& WXUNUSED(event))
 
     CHECK_ITEM( item );
 
-    int i = m_treeCtrl->GetChildrenCount( item, FALSE );
+    int i = m_treeCtrl->GetChildrenCount( item, false );
 
     wxLogMessage(wxT("%d children"), i);
 }
@@ -365,34 +520,40 @@ void MyFrame::DoSort(bool reverse)
     m_treeCtrl->DoSortChildren(item, reverse);
 }
 
+void MyFrame::OnHighlight(wxCommandEvent& WXUNUSED(event))
+{
+    wxTreeItemId id = m_treeCtrl->GetSelection();
+
+    CHECK_ITEM( id );
+
+    wxRect r;
+    if ( !m_treeCtrl->GetBoundingRect(id, r, true /* text, not full row */) )
+    {
+        wxLogMessage(_T("Failed to get bounding item rect"));
+        return;
+    }
+
+    wxClientDC dc(m_treeCtrl);
+    dc.SetBrush(*wxRED);
+    dc.SetPen(*wxTRANSPARENT_PEN);
+    dc.DrawRectangle(r);
+    m_treeCtrl->Update();
+}
+
 void MyFrame::OnDump(wxCommandEvent& WXUNUSED(event))
 {
     wxTreeItemId root = m_treeCtrl->GetSelection();
 
     CHECK_ITEM( root );
 
-    m_treeCtrl->GetItemsRecursively(root, -1);
+    m_treeCtrl->GetItemsRecursively(root);
 }
 
 #ifndef NO_MULTIPLE_SELECTION
 
-void MyFrame::OnToggleSel(wxCommandEvent& WXUNUSED(event))
+void MyFrame::OnToggleSel(wxCommandEvent& event)
 {
-    TogStyle(wxTR_MULTIPLE);
-#if 0
-    long style = m_treeCtrl->GetWindowStyle();
-    if ( style & wxTR_MULTIPLE )
-        style &= ~wxTR_MULTIPLE;
-    else
-        style |= wxTR_MULTIPLE;
-
-    delete m_treeCtrl;
-
-    m_treeCtrl = new MyTreeCtrl(this, TreeTest_Ctrl,
-                                wxDefaultPosition, wxDefaultSize,
-                                style);
-    Resize(GetClientSize());
-#endif
+    TogStyle(event.GetId(), wxTR_MULTIPLE);
 }
 
 void MyFrame::OnDumpSelected(wxCommandEvent& WXUNUSED(event))
@@ -400,7 +561,7 @@ void MyFrame::OnDumpSelected(wxCommandEvent& WXUNUSED(event))
     wxArrayTreeItemIds array;
 
     size_t count = m_treeCtrl->GetSelections(array);
-    wxLogMessage(wxT("%u items selected"), count);
+    wxLogMessage(wxT("%u items selected"), unsigned(count));
 
     for ( size_t n = 0; n < count; n++ )
     {
@@ -408,12 +569,18 @@ void MyFrame::OnDumpSelected(wxCommandEvent& WXUNUSED(event))
     }
 }
 
-void MyFrame::OnSelect(wxCommandEvent& event)
+void MyFrame::OnSelect(wxCommandEvent& WXUNUSED(event))
 {
     m_treeCtrl->SelectItem(m_treeCtrl->GetSelection());
 }
 
-void MyFrame::OnUnselect(wxCommandEvent& event)
+void MyFrame::OnSelectRoot(wxCommandEvent& WXUNUSED(event))
+{
+    if ( !m_treeCtrl->HasFlag(wxTR_HIDE_ROOT) )
+        m_treeCtrl->SelectItem(m_treeCtrl->GetRootItem());
+}
+
+void MyFrame::OnUnselect(wxCommandEvent& WXUNUSED(event))
 {
     m_treeCtrl->UnselectAll();
 }
@@ -458,55 +625,85 @@ void MyFrame::OnRecreate(wxCommandEvent& event)
     m_treeCtrl->AddTestItemsToTree(5, 2);
 }
 
-void MyFrame::OnSetImageSize(wxCommandEvent& event)
+void MyFrame::OnSetImageSize(wxCommandEvent& WXUNUSED(event))
 {
-    int size = wxGetNumberFromUser("Enter the size for the images to use",
-                                    "Size: ",
-                                    "TreeCtrl sample",
+    int size = wxGetNumberFromUser(wxT("Enter the size for the images to use"),
+                                    wxT("Size: "),
+                                    wxT("TreeCtrl sample"),
                                     m_treeCtrl->ImageSize());
     if ( size == -1 )
         return;
 
     m_treeCtrl->CreateImageList(size);
-    wxGetApp().SetShowImages(TRUE);
+    wxGetApp().SetShowImages(true);
 }
 
-void MyFrame::OnToggleImages(wxCommandEvent& event)
+void MyFrame::OnToggleImages(wxCommandEvent& WXUNUSED(event))
 {
     if ( wxGetApp().ShowImages() )
     {
         m_treeCtrl->CreateImageList(-1);
-        wxGetApp().SetShowImages(FALSE);
+        wxGetApp().SetShowImages(false);
     }
     else
     {
         m_treeCtrl->CreateImageList(0);
-        wxGetApp().SetShowImages(TRUE);
+        wxGetApp().SetShowImages(true);
+    }
+}
+
+void MyFrame::OnToggleStates(wxCommandEvent& WXUNUSED(event))
+{
+    if ( wxGetApp().ShowStates() )
+    {
+        m_treeCtrl->CreateStateImageList(true);
+        wxGetApp().SetShowStates(false);
+    }
+    else
+    {
+        m_treeCtrl->CreateStateImageList(false);
+        wxGetApp().SetShowStates(true);
     }
 }
 
-void MyFrame::OnToggleButtons(wxCommandEvent& event)
+void MyFrame::OnToggleAlternateImages(wxCommandEvent& WXUNUSED(event))
+{
+    bool alternateImages = m_treeCtrl->AlternateImages();
+
+    m_treeCtrl->SetAlternateImages(!alternateImages);
+    m_treeCtrl->CreateImageList(0);
+}
+
+void MyFrame::OnToggleAlternateStates(wxCommandEvent& WXUNUSED(event))
+{
+    bool alternateStates = m_treeCtrl->AlternateStates();
+
+    m_treeCtrl->SetAlternateStates(!alternateStates);
+    m_treeCtrl->CreateStateImageList();
+}
+
+void MyFrame::OnToggleButtons(wxCommandEvent& WXUNUSED(event))
 {
 #if USE_GENERIC_TREECTRL || !defined(__WXMSW__)
     if ( wxGetApp().ShowButtons() )
     {
         m_treeCtrl->CreateButtonsImageList(-1);
-        wxGetApp().SetShowButtons(FALSE);
+        wxGetApp().SetShowButtons(false);
     }
     else
     {
         m_treeCtrl->CreateButtonsImageList(15);
-        wxGetApp().SetShowButtons(TRUE);
+        wxGetApp().SetShowButtons(true);
     }
 #endif
 }
 
-void MyFrame::OnCollapseAndReset(wxCommandEvent& event)
+void MyFrame::OnCollapseAndReset(wxCommandEvent& WXUNUSED(event))
 {
     m_treeCtrl->CollapseAndReset(m_treeCtrl->GetRootItem());
 }
 
-void MyFrame::OnEnsureVisible(wxCommandEvent& event)
+void MyFrame::OnEnsureVisible(wxCommandEvent& WXUNUSED(event))
 {
     m_treeCtrl->DoEnsureVisible();
 }
@@ -514,7 +711,7 @@ void MyFrame::OnEnsureVisible(wxCommandEvent& event)
 void MyFrame::OnInsertItem(wxCommandEvent& WXUNUSED(event))
 {
     int image = wxGetApp().ShowImages() ? MyTreeCtrl::TreeCtrlIcon_File : -1;
-    m_treeCtrl->InsertItem(m_treeCtrl->GetRootItem(), image, "2nd item");
+    m_treeCtrl->InsertItem(m_treeCtrl->GetRootItem(), image, wxT("2nd item"));
 }
 
 void MyFrame::OnAddItem(wxCommandEvent& WXUNUSED(event))
@@ -566,6 +763,49 @@ void MyFrame::OnToggleIcon(wxCommandEvent& WXUNUSED(event))
     m_treeCtrl->DoToggleIcon(item);
 }
 
+void MyFrame::OnToggleState(wxCommandEvent& WXUNUSED(event))
+{
+    wxTreeItemId item = m_treeCtrl->GetSelection();
+
+    CHECK_ITEM( item );
+
+    m_treeCtrl->DoToggleState(item);
+}
+
+void MyFrame::DoShowFirstOrLast(TreeFunc0_t pfn, const wxString& label)
+{
+    const wxTreeItemId item = (m_treeCtrl->*pfn)();
+
+    if ( !item.IsOk() )
+        wxLogMessage("There is no %s item", label);
+    else
+        wxLogMessage("The %s item is \"%s\"",
+                     label, m_treeCtrl->GetItemText(item));
+}
+
+void MyFrame::DoShowRelativeItem(TreeFunc1_t pfn, const wxString& label)
+{
+    wxTreeItemId item = m_treeCtrl->GetSelection();
+
+    CHECK_ITEM( item );
+
+    if ((pfn == (TreeFunc1_t) &wxTreeCtrl::GetPrevVisible
+         || pfn == (TreeFunc1_t) &wxTreeCtrl::GetNextVisible)
+        && !m_treeCtrl->IsVisible(item))
+    {
+        wxLogMessage("The selected item must be visible.");
+        return;
+    }
+
+    wxTreeItemId new_item = (m_treeCtrl->*pfn)(item);
+
+    if ( !new_item.IsOk() )
+        wxLogMessage("There is no %s item", label);
+    else
+        wxLogMessage("The %s item is \"%s\"",
+                     label, m_treeCtrl->GetItemText(new_item));
+}
+
 void MyFrame::OnSetFgColour(wxCommandEvent& WXUNUSED(event))
 {
     wxColour col = wxGetColourFromUser(this, m_treeCtrl->GetForegroundColour());
@@ -590,11 +830,14 @@ IMPLEMENT_DYNAMIC_CLASS(MyTreeCtrl, wxTreeCtrl)
 MyTreeCtrl::MyTreeCtrl(wxWindow *parent, const wxWindowID id,
                        const wxPoint& pos, const wxSize& size,
                        long style)
-          : wxTreeCtrl(parent, id, pos, size, style)
+          : wxTreeCtrl(parent, id, pos, size, style),
+            m_alternateImages(false),
+            m_alternateStates(false)
 {
-    m_reverseSort = FALSE;
+    m_reverseSort = false;
 
     CreateImageList();
+    CreateStateImageList();
 
     // Add some items to the tree
     AddTestItemsToTree(5, 2);
@@ -613,45 +856,98 @@ void MyTreeCtrl::CreateImageList(int size)
         m_imageSize = size;
 
     // Make an image list containing small icons
-    wxImageList *images = new wxImageList(size, size, TRUE);
+    wxImageList *images = new wxImageList(size, size, true);
 
     // should correspond to TreeCtrlIcon_xxx enum
-#if defined(__WXMSW__) && defined(__WIN16__)
-    images->Add(wxBitmap("bitmap1", wxBITMAP_TYPE_BMP_RESOURCE));
-    images->Add(wxBitmap("bitmap2", wxBITMAP_TYPE_BMP_RESOURCE));
-    images->Add(wxBitmap("bitmap3", wxBITMAP_TYPE_BMP_RESOURCE));
-    images->Add(wxBitmap("bitmap4", wxBITMAP_TYPE_BMP_RESOURCE));
-    images->Add(wxBitmap("bitmap5", wxBITMAP_TYPE_BMP_RESOURCE));
-#else // !MSW
     wxBusyCursor wait;
     wxIcon icons[5];
-    icons[0] = wxICON(icon1);
-    icons[1] = wxICON(icon2);
-    icons[2] = wxICON(icon3);
-    icons[3] = wxICON(icon4);
-    icons[4] = wxICON(icon5);
 
-    int sizeOrig = icons[0].GetWidth();
+    if (m_alternateImages)
+    {
+        icons[TreeCtrlIcon_File] = wxIcon(icon1_xpm);
+        icons[TreeCtrlIcon_FileSelected] = wxIcon(icon2_xpm);
+        icons[TreeCtrlIcon_Folder] = wxIcon(icon3_xpm);
+        icons[TreeCtrlIcon_FolderSelected] = wxIcon(icon4_xpm);
+        icons[TreeCtrlIcon_FolderOpened] = wxIcon(icon5_xpm);
+    }
+    else
+    {
+        wxSize iconSize(size, size);
+
+        icons[TreeCtrlIcon_File] =
+        icons[TreeCtrlIcon_FileSelected] = wxArtProvider::GetIcon(wxART_NORMAL_FILE, wxART_LIST, iconSize);
+        icons[TreeCtrlIcon_Folder] =
+        icons[TreeCtrlIcon_FolderSelected] =
+        icons[TreeCtrlIcon_FolderOpened] = wxArtProvider::GetIcon(wxART_FOLDER, wxART_LIST, iconSize);
+    }
+
     for ( size_t i = 0; i < WXSIZEOF(icons); i++ )
     {
+        int sizeOrig = icons[0].GetWidth();
         if ( size == sizeOrig )
         {
             images->Add(icons[i]);
         }
         else
         {
-            images->Add(wxImage(icons[i]).Rescale(size, size).
-                                    ConvertToBitmap());
+            images->Add(wxBitmap(wxBitmap(icons[i]).ConvertToImage().Rescale(size, size)));
         }
     }
-#endif // MSW/!MSW
 
     AssignImageList(images);
 }
 
-void MyTreeCtrl::CreateButtonsImageList(int size)
+void MyTreeCtrl::CreateStateImageList(bool del)
 {
+    if ( del )
+    {
+        SetStateImageList(NULL);
+        return;
+    }
+
+    wxImageList *states;
+    wxBusyCursor wait;
+
+    if (m_alternateStates)
+    {
+        wxIcon icons[5];
+        icons[0] = wxIcon(state1_xpm);  // yellow
+        icons[1] = wxIcon(state2_xpm);  // green
+        icons[2] = wxIcon(state3_xpm);  // red
+        icons[3] = wxIcon(state4_xpm);  // blue
+        icons[4] = wxIcon(state5_xpm);  // black
+
+        int width  = icons[0].GetWidth(),
+            height = icons[0].GetHeight();
+
+        // Make an state image list containing small icons
+        states = new wxImageList(width, height, true);
+
+        for ( size_t i = 0; i < WXSIZEOF(icons); i++ )
+            states->Add(icons[i]);
+    }
+    else
+    {
+        wxIcon icons[2];
+        icons[0] = wxIcon(unchecked_xpm);
+        icons[1] = wxIcon(checked_xpm);
+        
+        int width  = icons[0].GetWidth(),
+            height = icons[0].GetHeight();
+            
+        // Make an state image list containing small icons
+        states = new wxImageList(width, height, true);
+
+        for ( size_t i = 0; i < WXSIZEOF(icons); i++ )
+            states->Add(icons[i]);
+    }
+
+    AssignStateImageList(states);
+}
+
 #if USE_GENERIC_TREECTRL || !defined(__WXMSW__)
+void MyTreeCtrl::CreateButtonsImageList(int size)
+{
     if ( size == -1 )
     {
         SetButtonsImageList(NULL);
@@ -659,24 +955,30 @@ void MyTreeCtrl::CreateButtonsImageList(int size)
     }
 
     // Make an image list containing small icons
-    wxImageList *images = new wxImageList(size, size, TRUE);
+    wxImageList *images = new wxImageList(size, size, true);
 
     // should correspond to TreeCtrlIcon_xxx enum
-#if defined(__WXMSW__) && defined(__WIN16__)
-    images->Add(wxBitmap("bitmap1", wxBITMAP_TYPE_BMP_RESOURCE));
-    images->Add(wxBitmap("bitmap2", wxBITMAP_TYPE_BMP_RESOURCE));
-    images->Add(wxBitmap("bitmap3", wxBITMAP_TYPE_BMP_RESOURCE));
-    images->Add(wxBitmap("bitmap4", wxBITMAP_TYPE_BMP_RESOURCE));
-    images->Add(wxBitmap("bitmap5", wxBITMAP_TYPE_BMP_RESOURCE));
-#else // !MSW
     wxBusyCursor wait;
     wxIcon icons[4];
-    icons[0] = wxICON(icon3);   // closed
-    icons[1] = wxICON(icon3);   // closed, selected
-    icons[2] = wxICON(icon5);   // open
-    icons[3] = wxICON(icon5);   // open, selected
 
-    for ( size_t i = 0; i < WXSIZEOF(icons); i++ )
+    if (m_alternateImages)
+    {
+        icons[0] = wxIcon(icon3_xpm);   // closed
+        icons[1] = wxIcon(icon3_xpm);   // closed, selected
+        icons[2] = wxIcon(icon5_xpm);   // open
+        icons[3] = wxIcon(icon5_xpm);   // open, selected
+    }
+    else
+    {
+        wxSize iconSize(size, size);
+
+        icons[0] =                                                                 // closed
+        icons[1] = wxArtProvider::GetIcon(wxART_FOLDER, wxART_LIST, iconSize);     // closed, selected
+        icons[2] =                                                                 // open
+        icons[3] = wxArtProvider::GetIcon(wxART_FOLDER_OPEN, wxART_LIST, iconSize);// open, selected
+    }
+
+   for ( size_t i = 0; i < WXSIZEOF(icons); i++ )
     {
         int sizeOrig = icons[i].GetWidth();
         if ( size == sizeOrig )
@@ -685,18 +987,15 @@ void MyTreeCtrl::CreateButtonsImageList(int size)
         }
         else
         {
-            images->Add(wxImage(icons[i]).Rescale(size, size).
-                                    ConvertToBitmap());
+            images->Add(wxBitmap(wxBitmap(icons[i]).ConvertToImage().Rescale(size, size)));
         }
     }
-#endif // MSW/!MSW
 
     AssignButtonsImageList(images);
-#endif
-}
-
-MyTreeCtrl::~MyTreeCtrl()
+#else
+void MyTreeCtrl::CreateButtonsImageList(int WXUNUSED(size))
 {
+#endif
 }
 
 int MyTreeCtrl::OnCompareItems(const wxTreeItemId& item1,
@@ -727,9 +1026,9 @@ void MyTreeCtrl::AddItemsRecursively(const wxTreeItemId& idParent,
         {
             // at depth 1 elements won't have any more children
             if ( hasChildren )
-                str.Printf(wxT("%s child %d"), wxT("Folder"), n + 1);
+                str.Printf(wxT("%s child %u"), wxT("Folder"), unsigned(n + 1));
             else
-                str.Printf(wxT("%s child %d.%d"), wxT("File"), folder, n + 1);
+                str.Printf(wxT("%s child %u.%u"), wxT("File"), unsigned(folder), unsigned(n + 1));
 
             // here we pass to AppendItem() normal and selected item images (we
             // suppose that selected image follows the normal one in the enum)
@@ -746,6 +1045,9 @@ void MyTreeCtrl::AddItemsRecursively(const wxTreeItemId& idParent,
             wxTreeItemId id = AppendItem(idParent, str, image, imageSel,
                                          new MyTreeItemData(str));
 
+            if ( wxGetApp().ShowStates() )
+                SetItemState(id, 0);
+
             // and now we also set the expanded one (only for the folders)
             if ( hasChildren && wxGetApp().ShowImages() )
             {
@@ -769,10 +1071,10 @@ void MyTreeCtrl::AddTestItemsToTree(size_t numChildren,
                                     size_t depth)
 {
     int image = wxGetApp().ShowImages() ? MyTreeCtrl::TreeCtrlIcon_Folder : -1;
-    wxTreeItemId rootId = AddRoot("Root",
+    wxTreeItemId rootId = AddRoot(wxT("Root"),
                                   image, image,
-                                  new MyTreeItemData("Root item"));
-    if ( image != -1 )
+                                  new MyTreeItemData(wxT("Root item")));
+    if ( !HasFlag(wxTR_HIDE_ROOT) && image != -1 )
     {
         SetItemImage(rootId, TreeCtrlIcon_FolderOpened, wxTreeItemIcon_Expanded);
     }
@@ -780,9 +1082,10 @@ void MyTreeCtrl::AddTestItemsToTree(size_t numChildren,
     AddItemsRecursively(rootId, numChildren, depth, 0);
 
     // set some colours/fonts for testing
-    SetItemFont(rootId, *wxITALIC_FONT);
+    if ( !HasFlag(wxTR_HIDE_ROOT) )
+        SetItemFont(rootId, *wxITALIC_FONT);
 
-    long cookie;
+    wxTreeItemIdValue cookie;
     wxTreeItemId id = GetFirstChild(rootId, cookie);
     SetItemTextColour(id, *wxBLUE);
 
@@ -792,41 +1095,80 @@ void MyTreeCtrl::AddTestItemsToTree(size_t numChildren,
     SetItemBackgroundColour(id, *wxLIGHT_GREY);
 }
 
-void MyTreeCtrl::GetItemsRecursively(const wxTreeItemId& idParent, long cookie)
+void MyTreeCtrl::GetItemsRecursively(const wxTreeItemId& idParent,
+                                     wxTreeItemIdValue cookie)
 {
     wxTreeItemId id;
 
-    if( cookie == -1 )
+    if ( !cookie )
         id = GetFirstChild(idParent, cookie);
     else
         id = GetNextChild(idParent, cookie);
 
-    if(id <= 0)
+    if ( !id.IsOk() )
         return;
 
     wxString text = GetItemText(id);
     wxLogMessage(text);
 
     if (ItemHasChildren(id))
-        GetItemsRecursively(id,-1);
+        GetItemsRecursively(id);
 
     GetItemsRecursively(idParent, cookie);
 }
 
 void MyTreeCtrl::DoToggleIcon(const wxTreeItemId& item)
 {
-    int image = GetItemImage(item) == TreeCtrlIcon_Folder ? TreeCtrlIcon_File
-                                                          : TreeCtrlIcon_Folder;
+    int image = GetItemImage(item) == TreeCtrlIcon_Folder
+                    ? TreeCtrlIcon_File
+                    : TreeCtrlIcon_Folder;
+    SetItemImage(item, image, wxTreeItemIcon_Normal);
+
+    image = GetItemImage(item, wxTreeItemIcon_Selected) == TreeCtrlIcon_FolderSelected
+                    ? TreeCtrlIcon_FileSelected
+                    : TreeCtrlIcon_FolderSelected;
+    SetItemImage(item, image, wxTreeItemIcon_Selected);
+}
 
-    SetItemImage(item, image);
+void MyTreeCtrl::DoToggleState(const wxTreeItemId& item)
+{
+    if ( m_alternateStates )
+    {
+        // sets random state unlike current
+        int state = GetItemState(item);
+        int nState;
+
+        srand (time(NULL));
+        do {
+            nState = rand() % GetStateImageList()->GetImageCount();
+        } while (nState == state);
+
+        SetItemState(item, nState);
+    }
+    else
+    {
+        // we have only 2 checkbox states, so next state will be reversed
+        SetItemState(item, wxTREE_ITEMSTATE_NEXT);
+    }
 }
 
+void MyTreeCtrl::LogEvent(const wxChar *name, const wxTreeEvent& event)
+{
+    wxTreeItemId item = event.GetItem();
+    wxString text;
+    if ( item.IsOk() )
+        text << _T('"') << GetItemText(item).c_str() << _T('"');
+    else
+        text = _T("invalid item");
+    wxLogMessage(wxT("%s(%s)"), name, text.c_str());
+}
 
 // avoid repetition
 #define TREE_EVENT_HANDLER(name)                                 \
 void MyTreeCtrl::name(wxTreeEvent& event)                        \
 {                                                                \
-    wxLogMessage(wxT(#name));                                    \
+    LogEvent(_T(#name), event);                                  \
+    SetLastItem(wxTreeItemId());                                 \
     event.Skip();                                                \
 }
 
@@ -839,10 +1181,143 @@ TREE_EVENT_HANDLER(OnItemExpanding)
 TREE_EVENT_HANDLER(OnItemCollapsed)
 TREE_EVENT_HANDLER(OnSelChanged)
 TREE_EVENT_HANDLER(OnSelChanging)
-TREE_EVENT_HANDLER(OnTreeKeyDown)
 
 #undef TREE_EVENT_HANDLER
 
+void LogKeyEvent(const wxChar *name, const wxKeyEvent& event)
+{
+    wxString key;
+    long keycode = event.GetKeyCode();
+    {
+        switch ( keycode )
+        {
+            case WXK_BACK: key = wxT("BACK"); break;
+            case WXK_TAB: key = wxT("TAB"); break;
+            case WXK_RETURN: key = wxT("RETURN"); break;
+            case WXK_ESCAPE: key = wxT("ESCAPE"); break;
+            case WXK_SPACE: key = wxT("SPACE"); break;
+            case WXK_DELETE: key = wxT("DELETE"); break;
+            case WXK_START: key = wxT("START"); break;
+            case WXK_LBUTTON: key = wxT("LBUTTON"); break;
+            case WXK_RBUTTON: key = wxT("RBUTTON"); break;
+            case WXK_CANCEL: key = wxT("CANCEL"); break;
+            case WXK_MBUTTON: key = wxT("MBUTTON"); break;
+            case WXK_CLEAR: key = wxT("CLEAR"); break;
+            case WXK_SHIFT: key = wxT("SHIFT"); break;
+            case WXK_ALT: key = wxT("ALT"); break;
+            case WXK_CONTROL: key = wxT("CONTROL"); break;
+            case WXK_MENU: key = wxT("MENU"); break;
+            case WXK_PAUSE: key = wxT("PAUSE"); break;
+            case WXK_CAPITAL: key = wxT("CAPITAL"); break;
+            case WXK_END: key = wxT("END"); break;
+            case WXK_HOME: key = wxT("HOME"); break;
+            case WXK_LEFT: key = wxT("LEFT"); break;
+            case WXK_UP: key = wxT("UP"); break;
+            case WXK_RIGHT: key = wxT("RIGHT"); break;
+            case WXK_DOWN: key = wxT("DOWN"); break;
+            case WXK_SELECT: key = wxT("SELECT"); break;
+            case WXK_PRINT: key = wxT("PRINT"); break;
+            case WXK_EXECUTE: key = wxT("EXECUTE"); break;
+            case WXK_SNAPSHOT: key = wxT("SNAPSHOT"); break;
+            case WXK_INSERT: key = wxT("INSERT"); break;
+            case WXK_HELP: key = wxT("HELP"); break;
+            case WXK_NUMPAD0: key = wxT("NUMPAD0"); break;
+            case WXK_NUMPAD1: key = wxT("NUMPAD1"); break;
+            case WXK_NUMPAD2: key = wxT("NUMPAD2"); break;
+            case WXK_NUMPAD3: key = wxT("NUMPAD3"); break;
+            case WXK_NUMPAD4: key = wxT("NUMPAD4"); break;
+            case WXK_NUMPAD5: key = wxT("NUMPAD5"); break;
+            case WXK_NUMPAD6: key = wxT("NUMPAD6"); break;
+            case WXK_NUMPAD7: key = wxT("NUMPAD7"); break;
+            case WXK_NUMPAD8: key = wxT("NUMPAD8"); break;
+            case WXK_NUMPAD9: key = wxT("NUMPAD9"); break;
+            case WXK_MULTIPLY: key = wxT("MULTIPLY"); break;
+            case WXK_ADD: key = wxT("ADD"); break;
+            case WXK_SEPARATOR: key = wxT("SEPARATOR"); break;
+            case WXK_SUBTRACT: key = wxT("SUBTRACT"); break;
+            case WXK_DECIMAL: key = wxT("DECIMAL"); break;
+            case WXK_DIVIDE: key = wxT("DIVIDE"); break;
+            case WXK_F1: key = wxT("F1"); break;
+            case WXK_F2: key = wxT("F2"); break;
+            case WXK_F3: key = wxT("F3"); break;
+            case WXK_F4: key = wxT("F4"); break;
+            case WXK_F5: key = wxT("F5"); break;
+            case WXK_F6: key = wxT("F6"); break;
+            case WXK_F7: key = wxT("F7"); break;
+            case WXK_F8: key = wxT("F8"); break;
+            case WXK_F9: key = wxT("F9"); break;
+            case WXK_F10: key = wxT("F10"); break;
+            case WXK_F11: key = wxT("F11"); break;
+            case WXK_F12: key = wxT("F12"); break;
+            case WXK_F13: key = wxT("F13"); break;
+            case WXK_F14: key = wxT("F14"); break;
+            case WXK_F15: key = wxT("F15"); break;
+            case WXK_F16: key = wxT("F16"); break;
+            case WXK_F17: key = wxT("F17"); break;
+            case WXK_F18: key = wxT("F18"); break;
+            case WXK_F19: key = wxT("F19"); break;
+            case WXK_F20: key = wxT("F20"); break;
+            case WXK_F21: key = wxT("F21"); break;
+            case WXK_F22: key = wxT("F22"); break;
+            case WXK_F23: key = wxT("F23"); break;
+            case WXK_F24: key = wxT("F24"); break;
+            case WXK_NUMLOCK: key = wxT("NUMLOCK"); break;
+            case WXK_SCROLL: key = wxT("SCROLL"); break;
+            case WXK_PAGEUP: key = wxT("PAGEUP"); break;
+            case WXK_PAGEDOWN: key = wxT("PAGEDOWN"); break;
+            case WXK_NUMPAD_SPACE: key = wxT("NUMPAD_SPACE"); break;
+            case WXK_NUMPAD_TAB: key = wxT("NUMPAD_TAB"); break;
+            case WXK_NUMPAD_ENTER: key = wxT("NUMPAD_ENTER"); break;
+            case WXK_NUMPAD_F1: key = wxT("NUMPAD_F1"); break;
+            case WXK_NUMPAD_F2: key = wxT("NUMPAD_F2"); break;
+            case WXK_NUMPAD_F3: key = wxT("NUMPAD_F3"); break;
+            case WXK_NUMPAD_F4: key = wxT("NUMPAD_F4"); break;
+            case WXK_NUMPAD_HOME: key = wxT("NUMPAD_HOME"); break;
+            case WXK_NUMPAD_LEFT: key = wxT("NUMPAD_LEFT"); break;
+            case WXK_NUMPAD_UP: key = wxT("NUMPAD_UP"); break;
+            case WXK_NUMPAD_RIGHT: key = wxT("NUMPAD_RIGHT"); break;
+            case WXK_NUMPAD_DOWN: key = wxT("NUMPAD_DOWN"); break;
+            case WXK_NUMPAD_PAGEUP: key = wxT("NUMPAD_PAGEUP"); break;
+            case WXK_NUMPAD_PAGEDOWN: key = wxT("NUMPAD_PAGEDOWN"); break;
+            case WXK_NUMPAD_END: key = wxT("NUMPAD_END"); break;
+            case WXK_NUMPAD_BEGIN: key = wxT("NUMPAD_BEGIN"); break;
+            case WXK_NUMPAD_INSERT: key = wxT("NUMPAD_INSERT"); break;
+            case WXK_NUMPAD_DELETE: key = wxT("NUMPAD_DELETE"); break;
+            case WXK_NUMPAD_EQUAL: key = wxT("NUMPAD_EQUAL"); break;
+            case WXK_NUMPAD_MULTIPLY: key = wxT("NUMPAD_MULTIPLY"); break;
+            case WXK_NUMPAD_ADD: key = wxT("NUMPAD_ADD"); break;
+            case WXK_NUMPAD_SEPARATOR: key = wxT("NUMPAD_SEPARATOR"); break;
+            case WXK_NUMPAD_SUBTRACT: key = wxT("NUMPAD_SUBTRACT"); break;
+            case WXK_NUMPAD_DECIMAL: key = wxT("NUMPAD_DECIMAL"); break;
+
+            default:
+            {
+               if ( keycode < 128 && wxIsprint((int)keycode) )
+                   key.Printf(wxT("'%c'"), (char)keycode);
+               else if ( keycode > 0 && keycode < 27 )
+                   key.Printf(_("Ctrl-%c"), wxT('A') + keycode - 1);
+               else
+                   key.Printf(wxT("unknown (%ld)"), keycode);
+            }
+        }
+    }
+
+    wxLogMessage( wxT("%s event: %s (flags = %c%c%c%c)"),
+                  name,
+                  key.c_str(),
+                  event.ControlDown() ? wxT('C') : wxT('-'),
+                  event.AltDown() ? wxT('A') : wxT('-'),
+                  event.ShiftDown() ? wxT('S') : wxT('-'),
+                  event.MetaDown() ? wxT('M') : wxT('-'));
+}
+
+void MyTreeCtrl::OnTreeKeyDown(wxTreeEvent& event)
+{
+    LogKeyEvent(wxT("Tree key down "), event.GetKeyEvent());
+
+    event.Skip();
+}
+
 void MyTreeCtrl::OnBeginDrag(wxTreeEvent& event)
 {
     // need to explicitly allow drag
@@ -850,8 +1325,12 @@ void MyTreeCtrl::OnBeginDrag(wxTreeEvent& event)
     {
         m_draggedItem = event.GetItem();
 
-        wxLogMessage(wxT("OnBeginDrag: started dragging %s"),
-                     GetItemText(m_draggedItem).c_str());
+        wxPoint clientpt = event.GetPoint();
+        wxPoint screenpt = ClientToScreen(clientpt);
+
+        wxLogMessage(wxT("OnBeginDrag: started dragging %s at screen coords (%i,%i)"),
+                     GetItemText(m_draggedItem).c_str(),
+                     screenpt.x, screenpt.y);
 
         event.Allow();
     }
@@ -871,7 +1350,7 @@ void MyTreeCtrl::OnEndDrag(wxTreeEvent& event)
     if ( itemDst.IsOk() && !ItemHasChildren(itemDst) )
     {
         // copy to the parent then
-        itemDst = GetParent(itemDst);
+        itemDst = GetItemParent(itemDst);
     }
 
     if ( !itemDst.IsOk() )
@@ -893,7 +1372,10 @@ void MyTreeCtrl::OnEndDrag(wxTreeEvent& event)
     // Finally, we only copy one item here but we might copy the entire tree if
     // we were dragging a folder.
     int image = wxGetApp().ShowImages() ? TreeCtrlIcon_File : -1;
-    AppendItem(itemDst, text, image);
+    wxTreeItemId id = AppendItem(itemDst, text, image);
+
+    if ( wxGetApp().ShowStates() )
+        SetItemState(id, GetItemState(itemSrc));
 }
 
 void MyTreeCtrl::OnBeginLabelEdit(wxTreeEvent& event)
@@ -908,6 +1390,11 @@ void MyTreeCtrl::OnBeginLabelEdit(wxTreeEvent& event)
 
         event.Veto();
     }
+    else if ( itemId == GetRootItem() )
+    {
+        // test that it is possible to change the text of the item being edited
+        SetItemText(itemId, _T("Editing root item"));
+    }
 }
 
 void MyTreeCtrl::OnEndLabelEdit(wxTreeEvent& event)
@@ -917,7 +1404,7 @@ void MyTreeCtrl::OnEndLabelEdit(wxTreeEvent& event)
     // don't allow anything except letters in the labels
     if ( !event.GetLabel().IsWord() )
     {
-        wxMessageBox(wxT("The label should contain only letters."));
+        wxMessageBox(wxT("The new label should be a single word."));
 
         event.Veto();
     }
@@ -951,15 +1438,36 @@ void MyTreeCtrl::OnItemActivated(wxTreeEvent& event)
     wxLogMessage(wxT("OnItemActivated"));
 }
 
-void MyTreeCtrl::OnItemRightClick(wxTreeEvent& event)
+void MyTreeCtrl::OnItemStateClick(wxTreeEvent& event)
 {
-    ShowMenu(event.GetItem(), event.GetPoint());
+    // toggle item state
+    wxTreeItemId itemId = event.GetItem();
+    DoToggleState(itemId);
+
+    wxLogMessage(wxT("Item \"%s\" state changed to %d"),
+                 GetItemText(itemId), GetItemState(itemId));
 }
 
-void MyTreeCtrl::OnRMouseUp(wxMouseEvent& event)
+void MyTreeCtrl::OnItemMenu(wxTreeEvent& event)
+{
+    wxTreeItemId itemId = event.GetItem();
+    MyTreeItemData *item = itemId.IsOk() ? (MyTreeItemData *)GetItemData(itemId)
+                                         : NULL;
+    wxPoint clientpt = event.GetPoint();
+    wxPoint screenpt = ClientToScreen(clientpt);
+
+    wxLogMessage(wxT("OnItemMenu for item \"%s\" at screen coords (%i, %i)"),
+                 item ? item->GetDesc() : _T(""), screenpt.x, screenpt.y);
+
+    ShowMenu(itemId, clientpt);
+    event.Skip();
+}
+
+void MyTreeCtrl::OnContextMenu(wxContextMenuEvent& event)
 {
     wxPoint pt = event.GetPosition();
-    ShowMenu(HitTest(pt), pt);
+
+    wxLogMessage(wxT("OnContextMenu at screen coords (%i, %i)"), pt.x, pt.y);
 }
 
 void MyTreeCtrl::ShowMenu(wxTreeItemId id, const wxPoint& pt)
@@ -967,22 +1475,50 @@ void MyTreeCtrl::ShowMenu(wxTreeItemId id, const wxPoint& pt)
     wxString title;
     if ( id.IsOk() )
     {
-        title << _T("Menu for ") << GetItemText(id);
+        title << wxT("Menu for ") << GetItemText(id);
     }
     else
     {
-        title = _T("Menu for no particular item");
+        title = wxT("Menu for no particular item");
     }
 
 #if wxUSE_MENUS
     wxMenu menu(title);
-    menu.Append(TreeTest_About, _T("&About..."));
-    menu.Append(TreeTest_Dump, _T("&Dump"));
+    menu.Append(TreeTest_About, wxT("&About..."));
+    menu.AppendSeparator();
+    menu.Append(TreeTest_Highlight, wxT("&Highlight item"));
+    menu.Append(TreeTest_Dump, wxT("&Dump"));
 
     PopupMenu(&menu, pt);
 #endif // wxUSE_MENUS
 }
 
+void MyTreeCtrl::OnItemRClick(wxTreeEvent& event)
+{
+    wxTreeItemId itemId = event.GetItem();
+    MyTreeItemData *item = itemId.IsOk() ? (MyTreeItemData *)GetItemData(itemId)
+                                         : NULL;
+
+    wxLogMessage(wxT("Item \"%s\" right clicked"), item ? item->GetDesc()
+                                                        : _T(""));
+
+    event.Skip();
+}
+
+void MyTreeCtrl::OnRMouseDown(wxMouseEvent& event)
+{
+    wxLogMessage(wxT("Right mouse button down"));
+
+    event.Skip();
+}
+
+void MyTreeCtrl::OnRMouseUp(wxMouseEvent& event)
+{
+    wxLogMessage(wxT("Right mouse button up"));
+
+    event.Skip();
+}
+
 void MyTreeCtrl::OnRMouseDClick(wxMouseEvent& event)
 {
     wxTreeItemId id = HitTest(event.GetPosition());
@@ -994,6 +1530,8 @@ void MyTreeCtrl::OnRMouseDClick(wxMouseEvent& event)
         if ( item )
             wxLogMessage(wxT("Item '%s' under mouse"), item->GetDesc());
     }
+
+    event.Skip();
 }
 
 static inline const wxChar *Bool2String(bool b)
@@ -1009,6 +1547,6 @@ void MyTreeItemData::ShowInfo(wxTreeCtrl *tree)
                  Bool2String(tree->IsSelected(GetId())),
                  Bool2String(tree->IsExpanded(GetId())),
                  Bool2String(tree->IsBold(GetId())),
-                 tree->GetChildrenCount(GetId()),
-                 tree->GetChildrenCount(GetId(), FALSE));
+                 unsigned(tree->GetChildrenCount(GetId())),
+                 unsigned(tree->GetChildrenCount(GetId(), false)));
 }