X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c89a610604d7ea7b9af147c71f4b3df5e6f0dfc5..ce4407b8daab253f1d6fe45418d319be3ab5fb1f:/samples/treectrl/treetest.cpp diff --git a/samples/treectrl/treetest.cpp b/samples/treectrl/treetest.cpp index e5fd1c4b56..b6474eaea3 100644 --- a/samples/treectrl/treetest.cpp +++ b/samples/treectrl/treetest.cpp @@ -6,375 +6,1009 @@ // Created: 04/01/98 // RCS-ID: $Id$ // Copyright: (c) Julian Smart and Markus Holzem -// Licence: wxWindows license +// Licence: wxWindows license ///////////////////////////////////////////////////////////////////////////// #ifdef __GNUG__ -#pragma implementation -#pragma interface + #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/wx.h" + #include "wx/colordlg.h" #endif -#ifndef __WXMSW__ - #include "icon1.xpm" - #include "icon2.xpm" - #include "mondrian.xpm" -#endif +#include "wx/log.h" +#include "wx/image.h" +#include "wx/imaglist.h" #include "wx/treectrl.h" +#include "math.h" + +#ifdef __WIN32__ + // this is not supported by native control + #define NO_VARIABLE_HEIGHT +#endif + #include "treetest.h" +// under Windows the icons are in the .rc file +#ifndef __WXMSW__ + #include "icon1.xpm" + #include "icon2.xpm" + #include "icon3.xpm" + #include "icon4.xpm" + #include "icon5.xpm" + #include "mondrian.xpm" +#endif + +// verify that the item is ok and insult the user if it is not +#define CHECK_ITEM( item ) if ( !item.IsOk() ) { \ + wxMessageBox(wxT("Please select some item first!"), \ + wxT("Tree sample error"), \ + wxOK | wxICON_EXCLAMATION, \ + this); \ + return; \ + } + +#define MENU_LINK(name) EVT_MENU(TreeTest_##name, MyFrame::On##name) + BEGIN_EVENT_TABLE(MyFrame, wxFrame) - EVT_MENU(TREE_QUIT, MyFrame::OnQuit) - EVT_MENU(TREE_ABOUT, MyFrame::OnAbout) + EVT_SIZE(MyFrame::OnSize) + + MENU_LINK(Quit) + MENU_LINK(About) + 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(Dump) +#ifndef NO_MULTIPLE_SELECTION + MENU_LINK(DumpSelected) + MENU_LINK(Select) + MENU_LINK(Unselect) + MENU_LINK(ToggleSel) +#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(ToggleImages) + MENU_LINK(ToggleButtons) + MENU_LINK(SetImageSize) + MENU_LINK(CollapseAndReset) + MENU_LINK(EnsureVisible) + MENU_LINK(AddItem) + MENU_LINK(InsertItem) + MENU_LINK(IncIndent) + MENU_LINK(DecIndent) + MENU_LINK(IncSpacing) + MENU_LINK(DecSpacing) + MENU_LINK(ToggleIcon) +#undef MENU_LINK + END_EVENT_TABLE() +#if USE_GENERIC_TREECTRL +BEGIN_EVENT_TABLE(MyTreeCtrl, wxGenericTreeCtrl) +#else BEGIN_EVENT_TABLE(MyTreeCtrl, wxTreeCtrl) - EVT_TREE_BEGIN_DRAG(TREE_CTRL, MyTreeCtrl::OnBeginDrag) - EVT_TREE_BEGIN_RDRAG(TREE_CTRL, MyTreeCtrl::OnBeginRDrag) - EVT_TREE_BEGIN_LABEL_EDIT(TREE_CTRL, MyTreeCtrl::OnBeginLabelEdit) - EVT_TREE_END_LABEL_EDIT(TREE_CTRL, MyTreeCtrl::OnEndLabelEdit) - EVT_TREE_DELETE_ITEM(TREE_CTRL, MyTreeCtrl::OnDeleteItem) - EVT_TREE_GET_INFO(TREE_CTRL, MyTreeCtrl::OnGetInfo) - EVT_TREE_SET_INFO(TREE_CTRL, MyTreeCtrl::OnSetInfo) - EVT_TREE_ITEM_EXPANDED(TREE_CTRL, MyTreeCtrl::OnItemExpanded) - EVT_TREE_ITEM_EXPANDING(TREE_CTRL, MyTreeCtrl::OnItemExpanding) - EVT_TREE_SEL_CHANGED(TREE_CTRL, MyTreeCtrl::OnSelChanged) - EVT_TREE_SEL_CHANGING(TREE_CTRL, MyTreeCtrl::OnSelChanging) - EVT_TREE_KEY_DOWN(TREE_CTRL, MyTreeCtrl::OnKeyDown) +#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_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_RIGHT_DCLICK(MyTreeCtrl::OnRMouseDClick) END_EVENT_TABLE() IMPLEMENT_APP(MyApp) -// `Main program' equivalent, creating windows and returning main app frame bool MyApp::OnInit() { - // Create the main frame window - MyFrame *frame = new MyFrame((wxFrame *) NULL, (char *) "wxTreeCtrl Test", 50, 50, 450, 340); - - // 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. - frame->SetBackgroundColour(wxColour(255, 255, 255)); - - // Give it an icon - frame->SetIcon(wxICON(mondrian)); - - // Make an image list containing small icons - m_imageListNormal = new wxImageList(16, 16, TRUE); - - m_imageListNormal->Add(wxICON(icon1)); - m_imageListNormal->Add(wxICON(icon2)); - - // Make a menubar - wxMenu *file_menu = new wxMenu; - - file_menu->Append(TREE_ABOUT, "&About"); - file_menu->Append(TREE_QUIT, "E&xit"); - wxMenuBar *menu_bar = new wxMenuBar; - menu_bar->Append(file_menu, "&File"); - frame->SetMenuBar(menu_bar); - - // Make a panel with a message - frame->m_treeCtrl = new MyTreeCtrl(frame, TREE_CTRL, wxPoint(0, 0), wxSize(400, 200), - wxTR_HAS_BUTTONS|wxSUNKEN_BORDER); - frame->m_logWindow = new wxTextCtrl(frame, -1, "", wxPoint(0, 0), wxSize(400, 200), - wxTE_MULTILINE|wxSUNKEN_BORDER); - - wxLayoutConstraints *c = new wxLayoutConstraints; - c->top.SameAs (frame, wxTop); - c->left.SameAs (frame, wxLeft); - c->right.SameAs (frame, wxRight); - c->height.PercentOf (frame, wxHeight, 66); - frame->m_treeCtrl->SetConstraints(c); - - c = new wxLayoutConstraints; - c->top.Below (frame->m_treeCtrl); - c->left.SameAs (frame, wxLeft); - c->right.SameAs (frame, wxRight); - c->bottom.SameAs (frame, wxBottom); - frame->m_logWindow->SetConstraints(c); - frame->SetAutoLayout(TRUE); - - frame->m_treeCtrl->SetImageList(wxGetApp().m_imageListNormal, wxIMAGE_LIST_NORMAL); - - long rootId = frame->m_treeCtrl->InsertItem(0, "Root", 0); - - char buf[20]; - int i; - wxString str; - - for ( i = 0; i < 10; i++) - { - sprintf(buf, "Folder child %d", i); - str = buf; - long id = frame->m_treeCtrl->InsertItem(rootId, str, 0); - int j; - for ( j = 0; j < 5; j++) + // Create the main frame window + MyFrame *frame = new MyFrame(wxT("wxTreeCtrl Test"), 50, 50, 450, 600); + + // Show the frame + frame->Show(TRUE); + SetTopWindow(frame); + + 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) +{ + // 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(wxColour(255, 255, 255)); + + // Give it an icon + SetIcon(wxICON(mondrian)); + +#if wxUSE_MENUS + // Make a menubar + wxMenu *file_menu = new wxMenu, + *style_menu = new wxMenu, + *tree_menu = new wxMenu, + *item_menu = new wxMenu; + + 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->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"); +#ifndef NO_MULTIPLE_SELECTION + style_menu->Append(TreeTest_ToggleSel, wxT("Toggle &selection mode")); +#endif // NO_MULTIPLE_SELECTION + style_menu->Append(TreeTest_ToggleImages, wxT("Toggle show ima&ges")); + 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...")); + + 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_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->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->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 ¬ bold"); + item_menu->AppendSeparator(); + item_menu->Append(TreeTest_ToggleIcon, "Toggle the item's &icon"); + +#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"); +#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); + + //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_textCtrl = new wxTextCtrl(this, -1, "", + wxDefaultPosition, wxDefaultSize, + wxTE_MULTILINE | wxSUNKEN_BORDER); + + // create a status bar with 3 panes + CreateStatusBar(3); + SetStatusText("", 0); + +#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 +} + +MyFrame::~MyFrame() +{ + delete wxLog::SetActiveTarget(NULL); +} + +void MyFrame::TogStyle(long flag) +{ + m_treeCtrl->SetWindowStyle(m_treeCtrl->GetWindowStyle() ^ flag); +} + +void MyFrame::OnSize(wxSizeEvent& event) +{ + if ( m_treeCtrl && m_textCtrl ) { - sprintf(buf, "File child %d", j); - str = buf; - frame->m_treeCtrl->InsertItem(id, str, 1); + Resize(GetClientSize()); } - } - for ( i = 0; i < 10; i++) - { - sprintf(buf, "File child %d", i); - str = buf; - frame->m_treeCtrl->InsertItem(rootId, str, 1); - } - frame->CreateStatusBar(3); - frame->SetStatusText("", 0); + event.Skip(); +} - // Show the frame - frame->Show(TRUE); - - SetTopWindow(frame); +void MyFrame::Resize(const wxSize& size) +{ + m_treeCtrl->SetSize(0, 0, size.x, 2*size.y/3); + m_textCtrl->SetSize(0, 2*size.y/3, size.x, size.y/3); +} - return TRUE; +void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event)) +{ + Close(TRUE); } -// My frame constructor -MyFrame::MyFrame(wxFrame *frame, char *title, int x, int y, int w, int h): - wxFrame(frame, -1, title, wxPoint(x, y), wxSize(w, h)) +void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event)) { - m_treeCtrl = (MyTreeCtrl *) NULL; - m_logWindow = (wxTextCtrl *) NULL; + wxMessageBox("Tree test sample\n" + "(c) Julian Smart 1997, Vadim Zeitlin 1998", + "About tree test", + wxOK | wxICON_INFORMATION, this); } -MyFrame::~MyFrame() +void MyFrame::OnRename(wxCommandEvent& WXUNUSED(event)) { - delete wxGetApp().m_imageListNormal; + wxTreeItemId item = m_treeCtrl->GetSelection(); + + 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.IsEmpty() ) + { + m_treeCtrl->SetItemText(item, s_text); + } +#endif // 0 + + // TODO demonstrate creating a custom edit control... + (void)m_treeCtrl->EditLabel(item); } -void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event) ) +void MyFrame::OnCount(wxCommandEvent& WXUNUSED(event)) { - Close(TRUE); + wxTreeItemId item = m_treeCtrl->GetSelection(); + + CHECK_ITEM( item ); + + int i = m_treeCtrl->GetChildrenCount( item, FALSE ); + + wxLogMessage(wxT("%d children"), i); } -void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) ) +void MyFrame::OnCountRec(wxCommandEvent& WXUNUSED(event)) { - wxMessageDialog dialog(this, "Tree test sample\nJulian Smart (c) 1997", - "About tree test", wxOK|wxCANCEL); + wxTreeItemId item = m_treeCtrl->GetSelection(); - dialog.ShowModal(); + CHECK_ITEM( item ); + + int i = m_treeCtrl->GetChildrenCount( item ); + + wxLogMessage(wxT("%d children"), i); } -// MyTreeCtrl +void MyFrame::DoSort(bool reverse) +{ + wxTreeItemId item = m_treeCtrl->GetSelection(); + + CHECK_ITEM( item ); + + m_treeCtrl->DoSortChildren(item, reverse); +} -void MyTreeCtrl::OnBeginDrag(wxTreeEvent& WXUNUSED(event) ) +void MyFrame::OnDump(wxCommandEvent& WXUNUSED(event)) { - if ( !wxGetApp().GetTopWindow() ) - return; + wxTreeItemId root = m_treeCtrl->GetSelection(); - wxTextCtrl *text = ((MyFrame *)wxGetApp().GetTopWindow())->m_logWindow; - if ( !text ) - return; + CHECK_ITEM( root ); -#ifndef __GNUWIN32__ - ostream str(text); + m_treeCtrl->GetItemsRecursively(root, -1); +} - str << "OnBeginDrag\n"; - str.flush(); +#ifndef NO_MULTIPLE_SELECTION + +void MyFrame::OnToggleSel(wxCommandEvent& WXUNUSED(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 } -void MyTreeCtrl::OnBeginRDrag(wxTreeEvent& WXUNUSED(event) ) +void MyFrame::OnDumpSelected(wxCommandEvent& WXUNUSED(event)) { - if ( !wxGetApp().GetTopWindow() ) - return; + wxArrayTreeItemIds array; + + size_t count = m_treeCtrl->GetSelections(array); + wxLogMessage(wxT("%u items selected"), count); - wxTextCtrl *text = ((MyFrame *)wxGetApp().GetTopWindow())->m_logWindow; - if ( !text ) - return; + for ( size_t n = 0; n < count; n++ ) + { + wxLogMessage(wxT("\t%s"), m_treeCtrl->GetItemText(array.Item(n)).c_str()); + } +} -#ifndef __GNUWIN32__ - ostream str(text); +void MyFrame::OnSelect(wxCommandEvent& event) +{ + m_treeCtrl->SelectItem(m_treeCtrl->GetSelection()); +} - str << "OnBeginRDrag\n"; - str.flush(); -#endif +void MyFrame::OnUnselect(wxCommandEvent& event) +{ + m_treeCtrl->UnselectAll(); } -void MyTreeCtrl::OnBeginLabelEdit(wxTreeEvent& WXUNUSED(event) ) +#endif // NO_MULTIPLE_SELECTION + +void MyFrame::DoSetBold(bool bold) { - if ( !wxGetApp().GetTopWindow() ) - return; + wxTreeItemId item = m_treeCtrl->GetSelection(); - wxTextCtrl *text = ((MyFrame *)wxGetApp().GetTopWindow())->m_logWindow; - if ( !text ) - return; + CHECK_ITEM( item ); -#ifndef __GNUWIN32__ - ostream str(text); + m_treeCtrl->SetItemBold(item, bold); +} - str << "OnBeginLabelEdit\n"; - str.flush(); -#endif +void MyFrame::OnDelete(wxCommandEvent& WXUNUSED(event)) +{ + wxTreeItemId item = m_treeCtrl->GetSelection(); + + CHECK_ITEM( item ); + + m_treeCtrl->Delete(item); } -void MyTreeCtrl::OnEndLabelEdit(wxTreeEvent& WXUNUSED(event) ) +void MyFrame::OnDeleteChildren(wxCommandEvent& WXUNUSED(event)) { - if ( !wxGetApp().GetTopWindow() ) - return; + wxTreeItemId item = m_treeCtrl->GetSelection(); - wxTextCtrl *text = ((MyFrame *)wxGetApp().GetTopWindow())->m_logWindow; - if ( !text ) - return; + CHECK_ITEM( item ); -#ifndef __GNUWIN32__ - ostream str(text); + m_treeCtrl->DeleteChildren(item); +} - str << "OnEndLabelEdit\n"; - str.flush(); -#endif +void MyFrame::OnDeleteAll(wxCommandEvent& WXUNUSED(event)) +{ + m_treeCtrl->DeleteAllItems(); } -void MyTreeCtrl::OnDeleteItem(wxTreeEvent& WXUNUSED(event) ) +void MyFrame::OnRecreate(wxCommandEvent& event) { - if ( !wxGetApp().GetTopWindow() ) - return; + OnDeleteAll(event); + m_treeCtrl->AddTestItemsToTree(5, 2); +} - wxTextCtrl *text = ((MyFrame *)wxGetApp().GetTopWindow())->m_logWindow; - if ( !text ) - return; +void MyFrame::OnSetImageSize(wxCommandEvent& 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); +} -#ifndef __GNUWIN32__ - ostream str(text); +void MyFrame::OnToggleImages(wxCommandEvent& event) +{ + if ( wxGetApp().ShowImages() ) + { + m_treeCtrl->CreateImageList(-1); + wxGetApp().SetShowImages(FALSE); + } + else + { + m_treeCtrl->CreateImageList(0); + wxGetApp().SetShowImages(TRUE); + } +} - str << "OnDeleteItem\n"; - str.flush(); +void MyFrame::OnToggleButtons(wxCommandEvent& 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 MyTreeCtrl::OnGetInfo(wxTreeEvent& WXUNUSED(event) ) +void MyFrame::OnCollapseAndReset(wxCommandEvent& event) +{ + m_treeCtrl->CollapseAndReset(m_treeCtrl->GetRootItem()); +} + +void MyFrame::OnEnsureVisible(wxCommandEvent& event) +{ + m_treeCtrl->DoEnsureVisible(); +} + +void MyFrame::OnInsertItem(wxCommandEvent& WXUNUSED(event)) { - if ( !wxGetApp().GetTopWindow() ) - return; + int image = wxGetApp().ShowImages() ? MyTreeCtrl::TreeCtrlIcon_File : -1; + m_treeCtrl->InsertItem(m_treeCtrl->GetRootItem(), image, "2nd item"); +} - wxTextCtrl *text = ((MyFrame *)wxGetApp().GetTopWindow())->m_logWindow; - if ( !text ) - return; +void MyFrame::OnAddItem(wxCommandEvent& WXUNUSED(event)) +{ + static int s_num = 0; -#ifndef __GNUWIN32__ - ostream str(text); + wxString text; + text.Printf(wxT("Item #%d"), ++s_num); - str << "OnGetInfo\n"; - str.flush(); -#endif + m_treeCtrl->AppendItem(m_treeCtrl->GetRootItem(), + text /*, + MyTreeCtrl::TreeCtrlIcon_File */ ); } -void MyTreeCtrl::OnSetInfo(wxTreeEvent& WXUNUSED(event) ) +void MyFrame::OnIncIndent(wxCommandEvent& WXUNUSED(event)) { - if ( !wxGetApp().GetTopWindow() ) - return; + unsigned int indent = m_treeCtrl->GetIndent(); + if (indent < 100) + m_treeCtrl->SetIndent( indent+5 ); +} - wxTextCtrl *text = ((MyFrame *)wxGetApp().GetTopWindow())->m_logWindow; - if ( !text ) - return; +void MyFrame::OnDecIndent(wxCommandEvent& WXUNUSED(event)) +{ + unsigned int indent = m_treeCtrl->GetIndent(); + if (indent > 10) + m_treeCtrl->SetIndent( indent-5 ); +} -#ifndef __GNUWIN32__ - ostream str(text); +void MyFrame::OnIncSpacing(wxCommandEvent& WXUNUSED(event)) +{ + unsigned int indent = m_treeCtrl->GetSpacing(); + if (indent < 100) + m_treeCtrl->SetSpacing( indent+5 ); +} - str << "OnSetInfo\n"; - str.flush(); -#endif +void MyFrame::OnDecSpacing(wxCommandEvent& WXUNUSED(event)) +{ + unsigned int indent = m_treeCtrl->GetSpacing(); + if (indent > 10) + m_treeCtrl->SetSpacing( indent-5 ); } -void MyTreeCtrl::OnItemExpanded(wxTreeEvent& WXUNUSED(event) ) +void MyFrame::OnToggleIcon(wxCommandEvent& WXUNUSED(event)) { - if ( !wxGetApp().GetTopWindow() ) - return; + wxTreeItemId item = m_treeCtrl->GetSelection(); + + CHECK_ITEM( item ); + + m_treeCtrl->DoToggleIcon(item); +} - wxTextCtrl *text = ((MyFrame *)wxGetApp().GetTopWindow())->m_logWindow; - if ( !text ) - return; +void MyFrame::OnSetFgColour(wxCommandEvent& WXUNUSED(event)) +{ + wxColour col = wxGetColourFromUser(this, m_treeCtrl->GetForegroundColour()); + if ( col.Ok() ) + m_treeCtrl->SetForegroundColour(col); +} -#ifndef __GNUWIN32__ - ostream str(text); +void MyFrame::OnSetBgColour(wxCommandEvent& WXUNUSED(event)) +{ + wxColour col = wxGetColourFromUser(this, m_treeCtrl->GetBackgroundColour()); + if ( col.Ok() ) + m_treeCtrl->SetBackgroundColour(col); +} - str << "OnItemExpanded\n"; - str.flush(); +// MyTreeCtrl implementation +#if USE_GENERIC_TREECTRL +IMPLEMENT_DYNAMIC_CLASS(MyTreeCtrl, wxGenericTreeCtrl) +#else +IMPLEMENT_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_reverseSort = FALSE; + + CreateImageList(); + + // Add some items to the tree + AddTestItemsToTree(5, 2); } -void MyTreeCtrl::OnItemExpanding(wxTreeEvent& WXUNUSED(event) ) +void MyTreeCtrl::CreateImageList(int size) { - if ( !wxGetApp().GetTopWindow() ) - return; + 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 +#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(); + for ( size_t i = 0; i < WXSIZEOF(icons); i++ ) + { + if ( size == sizeOrig ) + { + images->Add(icons[i]); + } + else + { + images->Add(wxImage(icons[i]).Rescale(size, size). + ConvertToBitmap()); + } + } +#endif // MSW/!MSW + + AssignImageList(images); +} - wxTextCtrl *text = ((MyFrame *)wxGetApp().GetTopWindow())->m_logWindow; - if ( !text ) - return; +void MyTreeCtrl::CreateButtonsImageList(int size) +{ +#if USE_GENERIC_TREECTRL || !defined(__WXMSW__) + if ( size == -1 ) + { + SetButtonsImageList(NULL); + return; + } -#ifndef __GNUWIN32__ - ostream str(text); + // Make an image list containing small icons + 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++ ) + { + int sizeOrig = icons[i].GetWidth(); + if ( size == sizeOrig ) + { + images->Add(icons[i]); + } + else + { + images->Add(wxImage(icons[i]).Rescale(size, size). + ConvertToBitmap()); + } + } +#endif // MSW/!MSW - str << "OnItemExpanding\n"; - str.flush(); + AssignButtonsImageList(images); #endif } -void MyTreeCtrl::OnSelChanged(wxTreeEvent& WXUNUSED(event) ) +MyTreeCtrl::~MyTreeCtrl() +{ +} + +int MyTreeCtrl::OnCompareItems(const wxTreeItemId& item1, + const wxTreeItemId& item2) { - if ( !wxGetApp().GetTopWindow() ) - return; + if ( m_reverseSort ) + { + // just exchange 1st and 2nd items + return wxTreeCtrl::OnCompareItems(item2, item1); + } + else + { + return wxTreeCtrl::OnCompareItems(item1, item2); + } +} - wxTextCtrl *text = ((MyFrame *)wxGetApp().GetTopWindow())->m_logWindow; - if ( !text ) - return; +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(wxT("%s child %d"), wxT("Folder"), n + 1); + else + str.Printf(wxT("%s child %d.%d"), wxT("File"), folder, 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)); + + // and now we also set the expanded one (only for the folders) + if ( hasChildren && wxGetApp().ShowImages() ) + { + SetItemImage(id, TreeCtrlIcon_FolderOpened, + wxTreeItemIcon_Expanded); + } + + // remember the last child for OnEnsureVisible() + if ( !hasChildren && n == numChildren - 1 ) + { + m_lastItem = id; + } + + AddItemsRecursively(id, numChildren, depth - 1, n + 1); + } + } + //else: done! +} -#ifndef __GNUWIN32__ - ostream str(text); +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 ( image != -1 ) + { + SetItemImage(rootId, TreeCtrlIcon_FolderOpened, wxTreeItemIcon_Expanded); + } - str << "OnSelChanged\n"; - str.flush(); -#endif + AddItemsRecursively(rootId, numChildren, depth, 0); + + // set some colours/fonts for testing + SetItemFont(rootId, *wxITALIC_FONT); + + long cookie; + wxTreeItemId id = GetFirstChild(rootId, cookie); + SetItemTextColour(id, *wxBLUE); + + id = GetNextChild(rootId, cookie); + id = GetNextChild(rootId, cookie); + SetItemTextColour(id, *wxRED); + SetItemBackgroundColour(id, *wxLIGHT_GREY); } -void MyTreeCtrl::OnSelChanging(wxTreeEvent& WXUNUSED(event) ) +void MyTreeCtrl::GetItemsRecursively(const wxTreeItemId& idParent, long cookie) { - if ( !wxGetApp().GetTopWindow() ) - return; + wxTreeItemId id; - wxTextCtrl *text = ((MyFrame *)wxGetApp().GetTopWindow())->m_logWindow; - if ( !text ) - return; + if( cookie == -1 ) + id = GetFirstChild(idParent, cookie); + else + id = GetNextChild(idParent, cookie); -#ifndef __GNUWIN32__ - ostream str(text); + if(id <= 0) + return; - str << "OnSelChanging\n"; - str.flush(); -#endif + wxString text = GetItemText(id); + wxLogMessage(text); + + if (ItemHasChildren(id)) + GetItemsRecursively(id,-1); + + GetItemsRecursively(idParent, cookie); } -void MyTreeCtrl::OnKeyDown(wxTreeEvent& WXUNUSED(event) ) +void MyTreeCtrl::DoToggleIcon(const wxTreeItemId& item) { - if ( !wxGetApp().GetTopWindow() ) - return; + int image = GetItemImage(item) == TreeCtrlIcon_Folder ? TreeCtrlIcon_File + : TreeCtrlIcon_Folder; + + SetItemImage(item, image); +} + - wxTextCtrl *text = ((MyFrame *)wxGetApp().GetTopWindow())->m_logWindow; - if ( !text ) - return; +// avoid repetition +#define TREE_EVENT_HANDLER(name) \ +void MyTreeCtrl::name(wxTreeEvent& event) \ +{ \ + wxLogMessage(wxT(#name)); \ + event.Skip(); \ +} -#ifndef __GNUWIN32__ - ostream str(text); +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) +TREE_EVENT_HANDLER(OnTreeKeyDown) - str << "OnKeyDown\n"; - str.flush(); -#endif +#undef TREE_EVENT_HANDLER + +void MyTreeCtrl::OnBeginDrag(wxTreeEvent& event) +{ + // need to explicitly allow drag + if ( event.GetItem() != GetRootItem() ) + { + m_draggedItem = event.GetItem(); + + wxLogMessage(wxT("OnBeginDrag: started dragging %s"), + GetItemText(m_draggedItem).c_str()); + + event.Allow(); + } + else + { + wxLogMessage(wxT("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 = GetParent(itemDst); + } + + if ( !itemDst.IsOk() ) + { + wxLogMessage(wxT("OnEndDrag: can't drop here.")); + + return; + } + + wxString text = GetItemText(itemSrc); + wxLogMessage(wxT("OnEndDrag: '%s' copied to '%s'."), + text.c_str(), GetItemText(itemDst).c_str()); + + // 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; + AppendItem(itemDst, text, image); +} + +void MyTreeCtrl::OnBeginLabelEdit(wxTreeEvent& event) +{ + wxLogMessage(wxT("OnBeginLabelEdit")); + + // for testing, prevent this item's label editing + wxTreeItemId itemId = event.GetItem(); + if ( IsTestItem(itemId) ) + { + wxMessageBox(wxT("You can't edit this item.")); + + event.Veto(); + } +} + +void MyTreeCtrl::OnEndLabelEdit(wxTreeEvent& event) +{ + wxLogMessage(wxT("OnEndLabelEdit")); + + // don't allow anything except letters in the labels + if ( !event.GetLabel().IsWord() ) + { + wxMessageBox(wxT("The label should contain only letters.")); + + event.Veto(); + } +} + +void MyTreeCtrl::OnItemCollapsing(wxTreeEvent& event) +{ + wxLogMessage(wxT("OnItemCollapsing")); + + // for testing, prevent the user from collapsing the first child folder + wxTreeItemId itemId = event.GetItem(); + if ( IsTestItem(itemId) ) + { + wxMessageBox(wxT("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(wxT("OnItemActivated")); +} + +void MyTreeCtrl::OnItemRightClick(wxTreeEvent& event) +{ + ShowMenu(event.GetItem(), event.GetPoint()); +} + +void MyTreeCtrl::OnRMouseUp(wxMouseEvent& event) +{ + wxPoint pt = event.GetPosition(); + ShowMenu(HitTest(pt), pt); +} + +void MyTreeCtrl::ShowMenu(wxTreeItemId id, const wxPoint& pt) +{ + wxString title; + if ( id.IsOk() ) + { + title << _T("Menu for ") << GetItemText(id); + } + else + { + title = _T("Menu for no particular item"); + } + +#if wxUSE_MENUS + wxMenu menu(title); + menu.Append(TreeTest_About, _T("&About...")); + menu.Append(TreeTest_Dump, _T("&Dump")); + + PopupMenu(&menu, pt); +#endif // wxUSE_MENUS +} + +void MyTreeCtrl::OnRMouseDClick(wxMouseEvent& event) +{ + wxTreeItemId id = HitTest(event.GetPosition()); + if ( !id ) + wxLogMessage(wxT("No item under mouse")); + else + { + MyTreeItemData *item = (MyTreeItemData *)GetItemData(id); + if ( item ) + wxLogMessage(wxT("Item '%s' under mouse"), item->GetDesc()); + } +} + +static inline const wxChar *Bool2String(bool b) +{ + return b ? wxT("") : wxT("not "); +} + +void MyTreeItemData::ShowInfo(wxTreeCtrl *tree) +{ + wxLogMessage(wxT("Item '%s': %sselected, %sexpanded, %sbold,\n") + wxT("%u children (%u immediately under this item)."), + m_desc.c_str(), + Bool2String(tree->IsSelected(GetId())), + Bool2String(tree->IsExpanded(GetId())), + Bool2String(tree->IsBold(GetId())), + tree->GetChildrenCount(GetId()), + tree->GetChildrenCount(GetId(), FALSE)); +}