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wxWidgets/samples/treectrl/treetest.cpp

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/////////////////////////////////////////////////////////////////////////////
// Name: treetest.cpp
// Purpose: wxTreeCtrl sample
// Author: Julian Smart
// Modified by:
// Created: 04/01/98
// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// For compilers that support precompilation, includes "wx/wx.h".
#include "wx/wxprec.h"
#ifndef WX_PRECOMP
#include "wx/wx.h"
#include "wx/log.h"
#endif
#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 "wx/math.h"
#include "wx/renderer.h"
#include "wx/wupdlock.h"
#ifdef __WIN32__
// this is not supported by native control
#define NO_VARIABLE_HEIGHT
#endif
#include "treetest.h"
#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 wxHAS_IMAGES_IN_RESOURCES
#include "../sample.xpm"
#endif
static const int NUM_CHILDREN_PER_LEVEL = 5;
static const int NUM_LEVELS = 2;
// verify that the item is ok and insult the user if it is not
#define CHECK_ITEM( item ) if ( !item.IsOk() ) { \
wxMessageBox("Please select some item first!", \
"Tree sample error", \
wxOK | wxICON_EXCLAMATION, \
this); \
return; \
}
#define MENU_LINK(name) EVT_MENU(TreeTest_##name, MyFrame::On##name)
wxBEGIN_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)
MENU_LINK(TogEdit)
MENU_LINK(TogHideRoot)
MENU_LINK(TogRootLines)
MENU_LINK(TogBorder)
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)
MENU_LINK(Select)
MENU_LINK(Unselect)
MENU_LINK(ToggleSel)
MENU_LINK(SelectChildren)
#endif // NO_MULTIPLE_SELECTION
MENU_LINK(Rename)
MENU_LINK(Count)
MENU_LINK(CountRec)
MENU_LINK(Sort)
MENU_LINK(SortRev)
MENU_LINK(SetBold)
MENU_LINK(ClearBold)
MENU_LINK(Delete)
MENU_LINK(DeleteChildren)
MENU_LINK(DeleteAll)
MENU_LINK(Recreate)
MENU_LINK(FreezeThaw)
MENU_LINK(ToggleImages)
MENU_LINK(ToggleStates)
MENU_LINK(ToggleBell)
MENU_LINK(ToggleAlternateImages)
MENU_LINK(ToggleAlternateStates)
MENU_LINK(ToggleButtons)
MENU_LINK(SetImageSize)
MENU_LINK(CollapseAndReset)
MENU_LINK(EnsureVisible)
MENU_LINK(SetFocus)
MENU_LINK(AddItem)
MENU_LINK(AddManyItems)
MENU_LINK(InsertItem)
MENU_LINK(IncIndent)
MENU_LINK(DecIndent)
MENU_LINK(IncSpacing)
MENU_LINK(DecSpacing)
MENU_LINK(ToggleIcon)
MENU_LINK(ToggleState)
MENU_LINK(SelectRoot)
MENU_LINK(SetFocusedRoot)
MENU_LINK(ClearFocused)
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)
MENU_LINK(ScrollTo)
MENU_LINK(SelectLast)
#undef MENU_LINK
wxEND_EVENT_TABLE()
#if USE_GENERIC_TREECTRL
wxBEGIN_EVENT_TABLE(MyTreeCtrl, wxGenericTreeCtrl)
#else
wxBEGIN_EVENT_TABLE(MyTreeCtrl, wxTreeCtrl)
#endif
EVT_TREE_BEGIN_DRAG(TreeTest_Ctrl, MyTreeCtrl::OnBeginDrag)
EVT_TREE_BEGIN_RDRAG(TreeTest_Ctrl, MyTreeCtrl::OnBeginRDrag)
EVT_TREE_END_DRAG(TreeTest_Ctrl, MyTreeCtrl::OnEndDrag)
EVT_TREE_BEGIN_LABEL_EDIT(TreeTest_Ctrl, MyTreeCtrl::OnBeginLabelEdit)
EVT_TREE_END_LABEL_EDIT(TreeTest_Ctrl, MyTreeCtrl::OnEndLabelEdit)
EVT_TREE_DELETE_ITEM(TreeTest_Ctrl, MyTreeCtrl::OnDeleteItem)
#if 0 // there are so many of those that logging them causes flicker
EVT_TREE_GET_INFO(TreeTest_Ctrl, MyTreeCtrl::OnGetInfo)
#endif
EVT_TREE_SET_INFO(TreeTest_Ctrl, MyTreeCtrl::OnSetInfo)
EVT_TREE_ITEM_EXPANDED(TreeTest_Ctrl, MyTreeCtrl::OnItemExpanded)
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_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)
wxEND_EVENT_TABLE()
wxIMPLEMENT_APP(MyApp);
bool MyApp::OnInit()
{
if ( !wxApp::OnInit() )
return false;
// Create the main frame window
MyFrame *frame = new MyFrame("wxTreeCtrl Test", 50, 50, 450, 600);
// Show the frame
frame->Show(true);
return true;
}
// My frame constructor
MyFrame::MyFrame(const wxString& title, int x, int y, int w, int h)
: 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
// show or hidden, the frame is sent a background erase event.
SetBackgroundColour(*wxWHITE);
// Give it an icon
SetIcon(wxICON(sample));
#if wxUSE_MENUS
// Make a menubar
wxMenu *file_menu = new wxMenu,
*style_menu = new wxMenu,
*tree_menu = new wxMenu,
*item_menu = new wxMenu;
#if wxUSE_LOG
file_menu->Append(TreeTest_ClearLog, "&Clear log\tCtrl-L");
file_menu->AppendSeparator();
#endif // wxUSE_LOG
file_menu->Append(TreeTest_About, "&About");
file_menu->AppendSeparator();
file_menu->Append(TreeTest_Quit, "E&xit\tAlt-X");
style_menu->AppendCheckItem(TreeTest_TogButtons, "Toggle &normal buttons");
style_menu->AppendCheckItem(TreeTest_TogTwist, "Toggle &twister buttons");
style_menu->AppendCheckItem(TreeTest_ToggleButtons, "Toggle image &buttons");
style_menu->AppendSeparator();
style_menu->AppendCheckItem(TreeTest_TogLines, "Toggle &no lines");
style_menu->AppendCheckItem(TreeTest_TogRootLines, "Toggle &lines at root");
style_menu->AppendCheckItem(TreeTest_TogHideRoot, "Toggle &hidden root");
style_menu->AppendCheckItem(TreeTest_TogBorder, "Toggle &item border");
style_menu->AppendCheckItem(TreeTest_TogFullHighlight, "Toggle &full row highlight");
style_menu->AppendCheckItem(TreeTest_TogEdit, "Toggle &edit mode");
#ifndef NO_MULTIPLE_SELECTION
style_menu->AppendCheckItem(TreeTest_ToggleSel, "Toggle &selection mode\tCtrl-S");
#endif // NO_MULTIPLE_SELECTION
style_menu->AppendCheckItem(TreeTest_ToggleImages, "Toggle show ima&ges");
style_menu->AppendCheckItem(TreeTest_ToggleStates, "Toggle show st&ates");
style_menu->AppendCheckItem(TreeTest_ToggleBell, "Toggle &bell on no match");
style_menu->AppendCheckItem(TreeTest_ToggleAlternateImages, "Toggle alternate images");
style_menu->AppendCheckItem(TreeTest_ToggleAlternateStates, "Toggle alternate state images");
style_menu->Append(TreeTest_SetImageSize, "Set image si&ze...");
style_menu->AppendSeparator();
style_menu->Append(TreeTest_SetFgColour, "Set &foreground colour...");
style_menu->Append(TreeTest_SetBgColour, "Set &background colour...");
style_menu->AppendSeparator();
style_menu->Append(TreeTest_ResetStyle, "&Reset to default\tF10");
tree_menu->AppendCheckItem(TreeTest_FreezeThaw, "&Freeze the tree");
tree_menu->Append(TreeTest_Recreate, "&Recreate the tree");
tree_menu->Append(TreeTest_CollapseAndReset, "C&ollapse and reset");
tree_menu->AppendSeparator();
tree_menu->Append(TreeTest_AddItem, "Append a &new item");
tree_menu->Append(TreeTest_AddManyItems, "Appends &many items");
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_SelectRoot, "Select root item");
tree_menu->AppendSeparator();
tree_menu->Append(TreeTest_SetFocusedRoot, "Set focus to root item");
tree_menu->Append(TreeTest_ClearFocused, "Reset focus");
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->AppendSeparator();
tree_menu->Append(TreeTest_Sort, "Sort children of current item");
tree_menu->Append(TreeTest_SortRev, "Sort in reversed order");
tree_menu->AppendSeparator();
tree_menu->Append(TreeTest_EnsureVisible, "Make the last item &visible");
tree_menu->Append(TreeTest_SetFocus, "Set &focus to the tree");
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->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");
item_menu->Append(TreeTest_Dump, "&Dump item children");
item_menu->Append(TreeTest_Rename, "&Rename item...");
item_menu->AppendSeparator();
item_menu->Append(TreeTest_SetBold, "Make item &bold");
item_menu->Append(TreeTest_ClearBold, "Make item &not bold");
item_menu->AppendSeparator();
item_menu->Append(TreeTest_ToggleIcon, "Toggle the item's &icon");
item_menu->Append(TreeTest_ToggleState, "Toggle the item's &state");
item_menu->AppendSeparator();
item_menu->Append(TreeTest_ShowFirstVisible, "Show &first visible");
#ifdef wxHAS_LAST_VISIBLE
item_menu->Append(TreeTest_ShowLastVisible, "Show &last visible");
#endif // wxHAS_LAST_VISIBLE
item_menu->Append(TreeTest_ShowNextVisible, "Show &next visible");
item_menu->Append(TreeTest_ShowPrevVisible, "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");
item_menu->AppendSeparator();
item_menu->Append(TreeTest_ScrollTo, "Scroll &to item",
"Scroll to the last by one top level child");
item_menu->Append(TreeTest_SelectLast, "Select &last item",
"Select the last item");
#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_SelectChildren, "Select all children\tCtrl-A");
#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");
SetMenuBar(menu_bar);
#endif // wxUSE_MENUS
m_panel = new wxPanel(this);
#if wxUSE_LOG
// create the controls
m_textCtrl = new wxTextCtrl(m_panel, wxID_ANY, "",
wxDefaultPosition, wxDefaultSize,
wxTE_MULTILINE | wxSUNKEN_BORDER);
#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?
delete wxLog::SetActiveTarget(new wxLogStderr);
#else
// set our text control as the log target
wxLogTextCtrl *logWindow = new wxLogTextCtrl(m_textCtrl);
delete wxLog::SetActiveTarget(logWindow);
#endif
#endif // wxUSE_LOG
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
}
MyFrame::~MyFrame()
{
#if wxUSE_LOG
delete wxLog::SetActiveTarget(NULL);
#endif // wxUSE_LOG
}
void MyFrame::CreateTreeWithDefStyle()
{
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->GetLastTreeITem();
status = wxString::Format(
"Root/last item is %svisible/%svisible",
m_treeCtrl->IsVisible(idRoot) ? "" : "not ",
idLast.IsOk() && m_treeCtrl->IsVisible(idLast)
? "" : "not ");
}
else
status = "No root item";
SetStatusText(status, 1);
}
#endif // wxUSE_STATUSBAR
event.Skip();
}
void MyFrame::OnSize(wxSizeEvent& event)
{
if ( m_treeCtrl
#if wxUSE_LOG
&& m_textCtrl
#endif // wxUSE_LOG
)
{
Resize();
}
event.Skip();
}
void MyFrame::Resize()
{
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);
}
void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
{
wxMessageBox("Tree test sample\n"
"(c) Julian Smart 1997, Vadim Zeitlin 1998",
"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->GetFocusedItem();
CHECK_ITEM( item );
// old code - now we edit in place
#if 0
static wxString s_text;
s_text = wxGetTextFromUser("New name: ", "Tree sample question",
s_text, this);
if ( !s_text.empty() )
{
m_treeCtrl->SetItemText(item, s_text);
}
#endif // 0
// TODO demonstrate creating a custom edit control...
(void)m_treeCtrl->EditLabel(item);
}
void MyFrame::OnCount(wxCommandEvent& WXUNUSED(event))
{
wxTreeItemId item = m_treeCtrl->GetFocusedItem();
CHECK_ITEM( item );
int i = m_treeCtrl->GetChildrenCount( item, false );
wxLogMessage("%d children", i);
}
void MyFrame::OnCountRec(wxCommandEvent& WXUNUSED(event))
{
wxTreeItemId item = m_treeCtrl->GetFocusedItem();
CHECK_ITEM( item );
int i = m_treeCtrl->GetChildrenCount( item );
wxLogMessage("%d children", i);
}
void MyFrame::DoSort(bool reverse)
{
wxTreeItemId item = m_treeCtrl->GetFocusedItem();
CHECK_ITEM( item );
m_treeCtrl->DoSortChildren(item, reverse);
}
void MyFrame::OnHighlight(wxCommandEvent& WXUNUSED(event))
{
wxTreeItemId id = m_treeCtrl->GetFocusedItem();
CHECK_ITEM( id );
wxRect r;
if ( !m_treeCtrl->GetBoundingRect(id, r, true /* text, not full row */) )
{
wxLogMessage("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->GetFocusedItem();
CHECK_ITEM( root );
m_treeCtrl->GetItemsRecursively(root);
}
#ifndef NO_MULTIPLE_SELECTION
void MyFrame::OnToggleSel(wxCommandEvent& event)
{
TogStyle(event.GetId(), wxTR_MULTIPLE);
}
void MyFrame::OnDumpSelected(wxCommandEvent& WXUNUSED(event))
{
wxArrayTreeItemIds array;
size_t count = m_treeCtrl->GetSelections(array);
wxLogMessage("%u items selected", unsigned(count));
for ( size_t n = 0; n < count; n++ )
{
wxLogMessage("\t%s", m_treeCtrl->GetItemText(array.Item(n)));
}
}
void MyFrame::OnSelect(wxCommandEvent& WXUNUSED(event))
{
const wxTreeItemId focus = m_treeCtrl->GetFocusedItem();
if ( focus.IsOk() )
m_treeCtrl->SelectItem(focus);
}
void MyFrame::OnSelectRoot(wxCommandEvent& WXUNUSED(event))
{
if ( !m_treeCtrl->HasFlag(wxTR_HIDE_ROOT) )
m_treeCtrl->SelectItem(m_treeCtrl->GetRootItem());
}
void MyFrame::OnSetFocusedRoot(wxCommandEvent& WXUNUSED(event))
{
if ( !m_treeCtrl->HasFlag(wxTR_HIDE_ROOT) )
m_treeCtrl->SetFocusedItem(m_treeCtrl->GetRootItem());
}
void MyFrame::OnClearFocused(wxCommandEvent& WXUNUSED(event))
{
m_treeCtrl->ClearFocusedItem();
}
void MyFrame::OnUnselect(wxCommandEvent& WXUNUSED(event))
{
m_treeCtrl->UnselectAll();
}
void MyFrame::OnSelectChildren(wxCommandEvent& WXUNUSED(event))
{
wxTreeItemId item = m_treeCtrl->GetFocusedItem();
if ( !item.IsOk() )
item = m_treeCtrl->GetRootItem();
m_treeCtrl->SelectChildren(item);
}
#endif // NO_MULTIPLE_SELECTION
void MyFrame::DoSetBold(bool bold)
{
wxTreeItemId item = m_treeCtrl->GetFocusedItem();
CHECK_ITEM( item );
m_treeCtrl->SetItemBold(item, bold);
}
void MyFrame::OnDelete(wxCommandEvent& WXUNUSED(event))
{
wxTreeItemId item = m_treeCtrl->GetFocusedItem();
CHECK_ITEM( item );
m_treeCtrl->Delete(item);
}
void MyFrame::OnDeleteChildren(wxCommandEvent& WXUNUSED(event))
{
wxTreeItemId item = m_treeCtrl->GetFocusedItem();
CHECK_ITEM( item );
m_treeCtrl->DeleteChildren(item);
}
void MyFrame::OnDeleteAll(wxCommandEvent& WXUNUSED(event))
{
m_treeCtrl->DeleteAllItems();
}
void MyFrame::OnFreezeThaw(wxCommandEvent& event)
{
if ( event.IsChecked() )
m_treeCtrl->Freeze();
else
m_treeCtrl->Thaw();
wxLogMessage("The tree is %sfrozen", m_treeCtrl->IsFrozen() ? "" : "not ");
}
void MyFrame::OnRecreate(wxCommandEvent& event)
{
OnDeleteAll(event);
m_treeCtrl->AddTestItemsToTree(NUM_CHILDREN_PER_LEVEL, NUM_LEVELS);
}
void MyFrame::OnSetImageSize(wxCommandEvent& WXUNUSED(event))
{
int size = wxGetNumberFromUser("Enter the size for the images to use",
"Size: ",
"TreeCtrl sample",
m_treeCtrl->ImageSize());
if ( size == -1 )
return;
m_treeCtrl->CreateImageList(size);
wxGetApp().SetShowImages(true);
}
void MyFrame::OnToggleImages(wxCommandEvent& WXUNUSED(event))
{
if ( wxGetApp().ShowImages() )
{
m_treeCtrl->CreateImageList(-1);
wxGetApp().SetShowImages(false);
}
else
{
m_treeCtrl->CreateImageList(0);
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::OnToggleBell(wxCommandEvent& event)
{
m_treeCtrl->EnableBellOnNoMatch(event.IsChecked());
}
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();
// normal states < alternate states
// so we must reset broken states
if ( alternateStates )
m_treeCtrl->ResetBrokenStateImages();
}
void MyFrame::OnToggleButtons(wxCommandEvent& WXUNUSED(event))
{
#if USE_GENERIC_TREECTRL || !defined(__WXMSW__)
if ( wxGetApp().ShowButtons() )
{
m_treeCtrl->CreateButtonsImageList(-1);
wxGetApp().SetShowButtons(false);
}
else
{
m_treeCtrl->CreateButtonsImageList(15);
wxGetApp().SetShowButtons(true);
}
#endif
}
void MyFrame::OnCollapseAndReset(wxCommandEvent& WXUNUSED(event))
{
m_treeCtrl->CollapseAndReset(m_treeCtrl->GetRootItem());
}
void MyFrame::OnEnsureVisible(wxCommandEvent& WXUNUSED(event))
{
const wxTreeItemId
idLast = m_treeCtrl->GetLastTreeITem();
if ( idLast.IsOk() )
m_treeCtrl->EnsureVisible(idLast);
else
wxLogMessage("No last item");
}
void MyFrame::OnSetFocus(wxCommandEvent& WXUNUSED(event))
{
m_treeCtrl->SetFocus();
}
void MyFrame::OnInsertItem(wxCommandEvent& WXUNUSED(event))
{
int image = wxGetApp().ShowImages() ? MyTreeCtrl::TreeCtrlIcon_File : -1;
m_treeCtrl->InsertItem(m_treeCtrl->GetRootItem(), image, "2nd item");
}
void MyFrame::OnAddItem(wxCommandEvent& WXUNUSED(event))
{
static int s_num = 0;
wxString text;
text.Printf("Item #%d", ++s_num);
m_treeCtrl->AppendItem(m_treeCtrl->GetRootItem(),
text /*,
MyTreeCtrl::TreeCtrlIcon_File */ );
}
void MyFrame::OnAddManyItems(wxCommandEvent& WXUNUSED(event))
{
wxWindowUpdateLocker lockUpdates(this);
const wxTreeItemId root = m_treeCtrl->GetRootItem();
for ( int n = 0; n < 1000; n++ )
{
m_treeCtrl->AppendItem(root, wxString::Format("Item #%03d", n));
}
}
void MyFrame::OnIncIndent(wxCommandEvent& WXUNUSED(event))
{
unsigned int indent = m_treeCtrl->GetIndent();
if (indent < 100)
m_treeCtrl->SetIndent( indent+5 );
}
void MyFrame::OnDecIndent(wxCommandEvent& WXUNUSED(event))
{
unsigned int indent = m_treeCtrl->GetIndent();
if (indent > 10)
m_treeCtrl->SetIndent( indent-5 );
}
void MyFrame::OnIncSpacing(wxCommandEvent& WXUNUSED(event))
{
unsigned int indent = m_treeCtrl->GetSpacing();
if (indent < 100)
{
m_treeCtrl->SetSpacing( indent+5 );
m_treeCtrl->Refresh();
}
}
void MyFrame::OnDecSpacing(wxCommandEvent& WXUNUSED(event))
{
unsigned int indent = m_treeCtrl->GetSpacing();
if (indent > 10)
{
m_treeCtrl->SetSpacing( indent-5 );
m_treeCtrl->Refresh();
}
}
void MyFrame::OnToggleIcon(wxCommandEvent& WXUNUSED(event))
{
wxTreeItemId item = m_treeCtrl->GetFocusedItem();
CHECK_ITEM( item );
m_treeCtrl->DoToggleIcon(item);
}
void MyFrame::OnToggleState(wxCommandEvent& WXUNUSED(event))
{
wxTreeItemId item = m_treeCtrl->GetFocusedItem();
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->GetFocusedItem();
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::OnScrollTo(wxCommandEvent& WXUNUSED(event))
{
// scroll to the last but one top level child
wxTreeItemId item = m_treeCtrl->GetPrevSibling(
m_treeCtrl->GetLastChild(
m_treeCtrl->GetRootItem()));
CHECK_ITEM( item );
m_treeCtrl->ScrollTo(item);
}
void MyFrame::OnSelectLast(wxCommandEvent& WXUNUSED(event))
{
wxTreeItemId item = m_treeCtrl->GetLastTreeITem();
CHECK_ITEM( item );
m_treeCtrl->SelectItem(item);
}
void MyFrame::OnSetFgColour(wxCommandEvent& WXUNUSED(event))
{
wxColour col = wxGetColourFromUser(this, m_treeCtrl->GetForegroundColour());
if ( col.IsOk() )
m_treeCtrl->SetForegroundColour(col);
}
void MyFrame::OnSetBgColour(wxCommandEvent& WXUNUSED(event))
{
wxColour col = wxGetColourFromUser(this, m_treeCtrl->GetBackgroundColour());
if ( col.IsOk() )
m_treeCtrl->SetBackgroundColour(col);
}
// MyTreeCtrl implementation
#if USE_GENERIC_TREECTRL
wxIMPLEMENT_DYNAMIC_CLASS(MyTreeCtrl, wxGenericTreeCtrl);
#else
wxIMPLEMENT_DYNAMIC_CLASS(MyTreeCtrl, wxTreeCtrl);
#endif
MyTreeCtrl::MyTreeCtrl(wxWindow *parent, const wxWindowID id,
const wxPoint& pos, const wxSize& size,
long style)
: wxTreeCtrl(parent, id, pos, size, style),
m_alternateImages(false),
m_alternateStates(false)
{
m_reverseSort = false;
CreateImageList();
CreateStateImageList();
// Add some items to the tree
AddTestItemsToTree(NUM_CHILDREN_PER_LEVEL, NUM_LEVELS);
}
void MyTreeCtrl::CreateImageList(int size)
{
if ( size == -1 )
{
SetImageList(NULL);
return;
}
if ( size == 0 )
size = m_imageSize;
else
m_imageSize = size;
// Make an image list containing small icons
wxImageList *images = new wxImageList(size, size, true);
// should correspond to TreeCtrlIcon_xxx enum
wxBusyCursor wait;
wxIcon icons[5];
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(wxBitmap(wxBitmap(icons[i]).ConvertToImage().Rescale(size, size)));
}
}
AssignImageList(images);
}
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__) && !defined(__WXQT__))
void MyTreeCtrl::CreateButtonsImageList(int size)
{
if ( size == -1 )
{
SetButtonsImageList(NULL);
return;
}
// Make an image list containing small icons
wxImageList *images = new wxImageList(size, size, true);
// should correspond to TreeCtrlIcon_xxx enum
wxBusyCursor wait;
wxIcon icons[4];
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 )
{
images->Add(icons[i]);
}
else
{
images->Add(wxBitmap(wxBitmap(icons[i]).ConvertToImage().Rescale(size, size)));
}
}
AssignButtonsImageList(images);
#else
void MyTreeCtrl::CreateButtonsImageList(int WXUNUSED(size))
{
#endif
}
int MyTreeCtrl::OnCompareItems(const wxTreeItemId& item1,
const wxTreeItemId& item2)
{
if ( m_reverseSort )
{
// just exchange 1st and 2nd items
return wxTreeCtrl::OnCompareItems(item2, item1);
}
else
{
return wxTreeCtrl::OnCompareItems(item1, item2);
}
}
void MyTreeCtrl::AddItemsRecursively(const wxTreeItemId& idParent,
size_t numChildren,
size_t depth,
size_t folder)
{
if ( depth > 0 )
{
bool hasChildren = depth > 1;
wxString str;
for ( size_t n = 0; n < numChildren; n++ )
{
// at depth 1 elements won't have any more children
if ( hasChildren )
str.Printf("%s child %u", "Folder", unsigned(n + 1));
else
str.Printf("%s child %u.%u", "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)
int image, imageSel;
if ( wxGetApp().ShowImages() )
{
image = depth == 1 ? TreeCtrlIcon_File : TreeCtrlIcon_Folder;
imageSel = image + 1;
}
else
{
image = imageSel = -1;
}
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() )
{
SetItemImage(id, TreeCtrlIcon_FolderOpened,
wxTreeItemIcon_Expanded);
}
AddItemsRecursively(id, numChildren, depth - 1, n + 1);
}
}
//else: done!
}
void MyTreeCtrl::AddTestItemsToTree(size_t numChildren,
size_t depth)
{
int image = wxGetApp().ShowImages() ? MyTreeCtrl::TreeCtrlIcon_Folder : -1;
wxTreeItemId rootId = AddRoot("Root",
image, image,
new MyTreeItemData("Root item"));
if ( !HasFlag(wxTR_HIDE_ROOT) && image != -1 )
{
SetItemImage(rootId, TreeCtrlIcon_FolderOpened, wxTreeItemIcon_Expanded);
}
AddItemsRecursively(rootId, numChildren, depth, 0);
// set some colours/fonts for testing
if ( !HasFlag(wxTR_HIDE_ROOT) )
SetItemFont(rootId, *wxITALIC_FONT);
wxTreeItemIdValue cookie;
wxTreeItemId id = GetFirstChild(rootId, cookie);
SetItemTextColour(id, *wxBLUE);
id = GetNextChild(rootId, cookie);
if ( id )
id = GetNextChild(rootId, cookie);
if ( id )
{
SetItemTextColour(id, *wxRED);
SetItemBackgroundColour(id, *wxLIGHT_GREY);
}
}
wxTreeItemId MyTreeCtrl::GetLastTreeITem() const
{
wxTreeItemId item = GetRootItem();
for ( ;; )
{
wxTreeItemId itemChild = GetLastChild(item);
if ( !itemChild.IsOk() )
break;
item = itemChild;
}
return item;
}
void MyTreeCtrl::GetItemsRecursively(const wxTreeItemId& idParent,
wxTreeItemIdValue cookie)
{
wxTreeItemId id;
if ( !cookie )
id = GetFirstChild(idParent, cookie);
else
id = GetNextChild(idParent, cookie);
if ( !id.IsOk() )
return;
wxString text = GetItemText(id);
wxLogMessage(text);
if (ItemHasChildren(id))
GetItemsRecursively(id);
GetItemsRecursively(idParent, cookie);
}
void MyTreeCtrl::DoToggleIcon(const wxTreeItemId& item)
{
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);
}
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::DoResetBrokenStateImages(const wxTreeItemId& idParent,
wxTreeItemIdValue cookie, int state)
{
wxTreeItemId id;
if ( !cookie )
id = GetFirstChild(idParent, cookie);
else
id = GetNextChild(idParent, cookie);
if ( !id.IsOk() )
return;
int curState = GetItemState(id);
if ( curState != wxTREE_ITEMSTATE_NONE && curState > state )
SetItemState(id, state);
if (ItemHasChildren(id))
DoResetBrokenStateImages(id, 0, state);
DoResetBrokenStateImages(idParent, cookie, state);
}
void MyTreeCtrl::LogEvent(const wxString& name, const wxTreeEvent& event)
{
wxTreeItemId item = event.GetItem();
wxString text;
if ( item.IsOk() )
text << '"' << GetItemText(item).c_str() << '"';
else
text = "invalid item";
wxLogMessage("%s(%s)", name, text);
}
// avoid repetition
#define TREE_EVENT_HANDLER(name) \
void MyTreeCtrl::name(wxTreeEvent& event) \
{ \
LogEvent(#name, event); \
event.Skip(); \
}
TREE_EVENT_HANDLER(OnBeginRDrag)
TREE_EVENT_HANDLER(OnDeleteItem)
TREE_EVENT_HANDLER(OnGetInfo)
TREE_EVENT_HANDLER(OnSetInfo)
TREE_EVENT_HANDLER(OnItemExpanded)
TREE_EVENT_HANDLER(OnItemExpanding)
TREE_EVENT_HANDLER(OnItemCollapsed)
TREE_EVENT_HANDLER(OnSelChanged)
TREE_EVENT_HANDLER(OnSelChanging)
#undef TREE_EVENT_HANDLER
void LogKeyEvent(const wxString& name, const wxKeyEvent& event)
{
wxString key;
long keycode = event.GetKeyCode();
{
switch ( keycode )
{
case WXK_BACK: key = "BACK"; break;
case WXK_TAB: key = "TAB"; break;
case WXK_RETURN: key = "RETURN"; break;
case WXK_ESCAPE: key = "ESCAPE"; break;
case WXK_SPACE: key = "SPACE"; break;
case WXK_DELETE: key = "DELETE"; break;
case WXK_START: key = "START"; break;
case WXK_LBUTTON: key = "LBUTTON"; break;
case WXK_RBUTTON: key = "RBUTTON"; break;
case WXK_CANCEL: key = "CANCEL"; break;
case WXK_MBUTTON: key = "MBUTTON"; break;
case WXK_CLEAR: key = "CLEAR"; break;
case WXK_SHIFT: key = "SHIFT"; break;
case WXK_ALT: key = "ALT"; break;
case WXK_CONTROL: key = "CONTROL"; break;
case WXK_MENU: key = "MENU"; break;
case WXK_PAUSE: key = "PAUSE"; break;
case WXK_CAPITAL: key = "CAPITAL"; break;
case WXK_END: key = "END"; break;
case WXK_HOME: key = "HOME"; break;
case WXK_LEFT: key = "LEFT"; break;
case WXK_UP: key = "UP"; break;
case WXK_RIGHT: key = "RIGHT"; break;
case WXK_DOWN: key = "DOWN"; break;
case WXK_SELECT: key = "SELECT"; break;
case WXK_PRINT: key = "PRINT"; break;
case WXK_EXECUTE: key = "EXECUTE"; break;
case WXK_SNAPSHOT: key = "SNAPSHOT"; break;
case WXK_INSERT: key = "INSERT"; break;
case WXK_HELP: key = "HELP"; break;
case WXK_NUMPAD0: key = "NUMPAD0"; break;
case WXK_NUMPAD1: key = "NUMPAD1"; break;
case WXK_NUMPAD2: key = "NUMPAD2"; break;
case WXK_NUMPAD3: key = "NUMPAD3"; break;
case WXK_NUMPAD4: key = "NUMPAD4"; break;
case WXK_NUMPAD5: key = "NUMPAD5"; break;
case WXK_NUMPAD6: key = "NUMPAD6"; break;
case WXK_NUMPAD7: key = "NUMPAD7"; break;
case WXK_NUMPAD8: key = "NUMPAD8"; break;
case WXK_NUMPAD9: key = "NUMPAD9"; break;
case WXK_MULTIPLY: key = "MULTIPLY"; break;
case WXK_ADD: key = "ADD"; break;
case WXK_SEPARATOR: key = "SEPARATOR"; break;
case WXK_SUBTRACT: key = "SUBTRACT"; break;
case WXK_DECIMAL: key = "DECIMAL"; break;
case WXK_DIVIDE: key = "DIVIDE"; break;
case WXK_F1: key = "F1"; break;
case WXK_F2: key = "F2"; break;
case WXK_F3: key = "F3"; break;
case WXK_F4: key = "F4"; break;
case WXK_F5: key = "F5"; break;
case WXK_F6: key = "F6"; break;
case WXK_F7: key = "F7"; break;
case WXK_F8: key = "F8"; break;
case WXK_F9: key = "F9"; break;
case WXK_F10: key = "F10"; break;
case WXK_F11: key = "F11"; break;
case WXK_F12: key = "F12"; break;
case WXK_F13: key = "F13"; break;
case WXK_F14: key = "F14"; break;
case WXK_F15: key = "F15"; break;
case WXK_F16: key = "F16"; break;
case WXK_F17: key = "F17"; break;
case WXK_F18: key = "F18"; break;
case WXK_F19: key = "F19"; break;
case WXK_F20: key = "F20"; break;
case WXK_F21: key = "F21"; break;
case WXK_F22: key = "F22"; break;
case WXK_F23: key = "F23"; break;
case WXK_F24: key = "F24"; break;
case WXK_NUMLOCK: key = "NUMLOCK"; break;
case WXK_SCROLL: key = "SCROLL"; break;
case WXK_PAGEUP: key = "PAGEUP"; break;
case WXK_PAGEDOWN: key = "PAGEDOWN"; break;
case WXK_NUMPAD_SPACE: key = "NUMPAD_SPACE"; break;
case WXK_NUMPAD_TAB: key = "NUMPAD_TAB"; break;
case WXK_NUMPAD_ENTER: key = "NUMPAD_ENTER"; break;
case WXK_NUMPAD_F1: key = "NUMPAD_F1"; break;
case WXK_NUMPAD_F2: key = "NUMPAD_F2"; break;
case WXK_NUMPAD_F3: key = "NUMPAD_F3"; break;
case WXK_NUMPAD_F4: key = "NUMPAD_F4"; break;
case WXK_NUMPAD_HOME: key = "NUMPAD_HOME"; break;
case WXK_NUMPAD_LEFT: key = "NUMPAD_LEFT"; break;
case WXK_NUMPAD_UP: key = "NUMPAD_UP"; break;
case WXK_NUMPAD_RIGHT: key = "NUMPAD_RIGHT"; break;
case WXK_NUMPAD_DOWN: key = "NUMPAD_DOWN"; break;
case WXK_NUMPAD_PAGEUP: key = "NUMPAD_PAGEUP"; break;
case WXK_NUMPAD_PAGEDOWN: key = "NUMPAD_PAGEDOWN"; break;
case WXK_NUMPAD_END: key = "NUMPAD_END"; break;
case WXK_NUMPAD_BEGIN: key = "NUMPAD_BEGIN"; break;
case WXK_NUMPAD_INSERT: key = "NUMPAD_INSERT"; break;
case WXK_NUMPAD_DELETE: key = "NUMPAD_DELETE"; break;
case WXK_NUMPAD_EQUAL: key = "NUMPAD_EQUAL"; break;
case WXK_NUMPAD_MULTIPLY: key = "NUMPAD_MULTIPLY"; break;
case WXK_NUMPAD_ADD: key = "NUMPAD_ADD"; break;
case WXK_NUMPAD_SEPARATOR: key = "NUMPAD_SEPARATOR"; break;
case WXK_NUMPAD_SUBTRACT: key = "NUMPAD_SUBTRACT"; break;
case WXK_NUMPAD_DECIMAL: key = "NUMPAD_DECIMAL"; break;
case WXK_BROWSER_BACK: key = "BROWSER_BACK"; break;
case WXK_BROWSER_FORWARD: key = "BROWSER_FORWARD"; break;
case WXK_BROWSER_REFRESH: key = "BROWSER_REFRESH"; break;
case WXK_BROWSER_STOP: key = "BROWSER_STOP"; break;
case WXK_BROWSER_SEARCH: key = "BROWSER_SEARCH"; break;
case WXK_BROWSER_FAVORITES: key = "BROWSER_FAVORITES"; break;
case WXK_BROWSER_HOME: key = "BROWSER_HOME"; break;
case WXK_VOLUME_MUTE: key = "VOLUME_MUTE"; break;
case WXK_VOLUME_DOWN: key = "VOLUME_DOWN"; break;
case WXK_VOLUME_UP: key = "VOLUME_UP"; break;
case WXK_MEDIA_NEXT_TRACK: key = "MEDIA_NEXT_TRACK"; break;
case WXK_MEDIA_PREV_TRACK: key = "MEDIA_PREV_TRACK"; break;
case WXK_MEDIA_STOP: key = "MEDIA_STOP"; break;
case WXK_MEDIA_PLAY_PAUSE: key = "MEDIA_PLAY_PAUSE"; break;
case WXK_LAUNCH_MAIL: key = "LAUNCH_MAIL"; break;
case WXK_LAUNCH_APP1: key = "LAUNCH_APP1"; break;
case WXK_LAUNCH_APP2: key = "LAUNCH_APP2"; break;
default:
{
if ( keycode < 128 && wxIsprint((int)keycode) )
key.Printf("'%c'", (char)keycode);
else if ( keycode > 0 && keycode < 27 )
key.Printf("Ctrl-%c", 'A' + keycode - 1);
else
key.Printf("unknown (%ld)", keycode);
}
}
}
wxLogMessage( "%s event: %s (flags = %c%c%c%c)",
name,
key,
event.ControlDown() ? 'C' : '-',
event.AltDown() ? 'A' : '-',
event.ShiftDown() ? 'S' : '-',
event.MetaDown() ? 'M' : '-');
}
void MyTreeCtrl::OnTreeKeyDown(wxTreeEvent& event)
{
LogKeyEvent("Tree key down ", event.GetKeyEvent());
event.Skip();
}
void MyTreeCtrl::OnBeginDrag(wxTreeEvent& event)
{
// need to explicitly allow drag
if ( event.GetItem() != GetRootItem() )
{
m_draggedItem = event.GetItem();
wxPoint clientpt = event.GetPoint();
wxPoint screenpt = ClientToScreen(clientpt);
wxLogMessage("OnBeginDrag: started dragging %s at screen coords (%i,%i)",
GetItemText(m_draggedItem),
screenpt.x, screenpt.y);
event.Allow();
}
else
{
wxLogMessage("OnBeginDrag: this item can't be dragged.");
}
}
void MyTreeCtrl::OnEndDrag(wxTreeEvent& event)
{
wxTreeItemId itemSrc = m_draggedItem,
itemDst = event.GetItem();
m_draggedItem = (wxTreeItemId)0l;
// where to copy the item?
if ( itemDst.IsOk() && !ItemHasChildren(itemDst) )
{
// copy to the parent then
itemDst = GetItemParent(itemDst);
}
if ( !itemDst.IsOk() )
{
wxLogMessage("OnEndDrag: can't drop here.");
return;
}
wxString text = GetItemText(itemSrc);
wxLogMessage("OnEndDrag: '%s' copied to '%s'.",
text, GetItemText(itemDst));
// just do append here - we could also insert it just before/after the item
// on which it was dropped, but this requires slightly more work... we also
// completely ignore the client data and icon of the old item but could
// copy them as well.
//
// 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;
wxTreeItemId id = AppendItem(itemDst, text, image);
if ( wxGetApp().ShowStates() )
SetItemState(id, GetItemState(itemSrc));
}
void MyTreeCtrl::OnBeginLabelEdit(wxTreeEvent& event)
{
wxLogMessage("OnBeginLabelEdit");
// for testing, prevent this item's label editing
wxTreeItemId itemId = event.GetItem();
if ( IsTestItem(itemId) )
{
wxMessageBox("You can't edit this item.");
event.Veto();
}
else if ( itemId == GetRootItem() )
{
// test that it is possible to change the text of the item being edited
SetItemText(itemId, "Editing root item");
}
}
void MyTreeCtrl::OnEndLabelEdit(wxTreeEvent& event)
{
wxLogMessage("OnEndLabelEdit");
// don't allow anything except letters in the labels
if ( !event.GetLabel().IsWord() )
{
wxMessageBox("The new label should be a single word.");
event.Veto();
}
}
void MyTreeCtrl::OnItemCollapsing(wxTreeEvent& event)
{
wxLogMessage("OnItemCollapsing");
// for testing, prevent the user from collapsing the first child folder
wxTreeItemId itemId = event.GetItem();
if ( IsTestItem(itemId) )
{
wxMessageBox("You can't collapse this item.");
event.Veto();
}
}
void MyTreeCtrl::OnItemActivated(wxTreeEvent& event)
{
// show some info about this item
wxTreeItemId itemId = event.GetItem();
MyTreeItemData *item = (MyTreeItemData *)GetItemData(itemId);
if ( item != NULL )
{
item->ShowInfo(this);
}
wxLogMessage("OnItemActivated");
}
void MyTreeCtrl::OnItemStateClick(wxTreeEvent& event)
{
// toggle item state
wxTreeItemId itemId = event.GetItem();
DoToggleState(itemId);
wxLogMessage("Item \"%s\" state changed to %d",
GetItemText(itemId), GetItemState(itemId));
}
void MyTreeCtrl::OnItemMenu(wxTreeEvent& event)
{
wxTreeItemId itemId = event.GetItem();
wxCHECK_RET( itemId.IsOk(), "should have a valid item" );
MyTreeItemData *item = (MyTreeItemData *)GetItemData(itemId);
wxPoint clientpt = event.GetPoint();
wxPoint screenpt = ClientToScreen(clientpt);
wxLogMessage("OnItemMenu for item \"%s\" at screen coords (%i, %i)",
item ? item->GetDesc() : wxString("unknown"), screenpt.x, screenpt.y);
ShowMenu(itemId, clientpt);
event.Skip();
}
void MyTreeCtrl::OnContextMenu(wxContextMenuEvent& event)
{
wxPoint pt = event.GetPosition();
wxLogMessage("OnContextMenu at screen coords (%i, %i)", pt.x, pt.y);
event.Skip();
}
void MyTreeCtrl::ShowMenu(wxTreeItemId id, const wxPoint& pt)
{
wxString title;
if ( id.IsOk() )
{
title << "Menu for " << GetItemText(id);
}
else
{
title = "Menu for no particular item";
}
#if wxUSE_MENUS
wxMenu menu(title);
menu.Append(TreeTest_About, "&About");
menu.AppendSeparator();
menu.Append(TreeTest_Highlight, "&Highlight item");
menu.Append(TreeTest_Dump, "&Dump");
PopupMenu(&menu, pt);
#endif // wxUSE_MENUS
}
void MyTreeCtrl::OnItemRClick(wxTreeEvent& event)
{
wxTreeItemId itemId = event.GetItem();
wxCHECK_RET( itemId.IsOk(), "should have a valid item" );
MyTreeItemData *item = (MyTreeItemData *)GetItemData(itemId);
wxLogMessage("Item \"%s\" right clicked", item ? item->GetDesc() : wxString("unknown"));
event.Skip();
}
void MyTreeCtrl::OnRMouseDown(wxMouseEvent& event)
{
wxLogMessage("Right mouse button down");
event.Skip();
}
void MyTreeCtrl::OnRMouseUp(wxMouseEvent& event)
{
wxLogMessage("Right mouse button up");
event.Skip();
}
void MyTreeCtrl::OnRMouseDClick(wxMouseEvent& event)
{
wxTreeItemId id = HitTest(event.GetPosition());
if ( !id )
{
wxLogMessage("No item under mouse");
}
else
{
MyTreeItemData *item = (MyTreeItemData *)GetItemData(id);
if ( item )
{
wxLogMessage("Item '%s' under mouse", item->GetDesc());
}
}
event.Skip();
}
static inline const wxString Bool2String(bool b)
{
return b ? "" : "not ";
}
void MyTreeItemData::ShowInfo(wxTreeCtrl *tree)
{
wxLogMessage("Item '%s': %sselected, %sexpanded, %sbold,\n"
"%u children (%u immediately under this item).",
m_desc,
Bool2String(tree->IsSelected(GetId())),
Bool2String(tree->IsExpanded(GetId())),
Bool2String(tree->IsBold(GetId())),
unsigned(tree->GetChildrenCount(GetId())),
unsigned(tree->GetChildrenCount(GetId(), false)));
}
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