X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/b2c82287f667c24909de369b35b5145090d9821c..fa699cbaaf217af186cd04dd10d6ec67c8667136:/samples/treectrl/treetest.cpp diff --git a/samples/treectrl/treetest.cpp b/samples/treectrl/treetest.cpp index b090afb31b..485e203b54 100644 --- a/samples/treectrl/treetest.cpp +++ b/samples/treectrl/treetest.cpp @@ -6,7 +6,7 @@ // Created: 04/01/98 // RCS-ID: $Id$ // Copyright: (c) Julian Smart -// Licence: wxWindows license +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// // For compilers that support precompilation, includes "wx/wx.h". @@ -24,10 +24,13 @@ #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 @@ -42,10 +45,22 @@ #include "icon4.xpm" #include "icon5.xpm" -#ifndef __WXMSW__ +#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(wxT("Please select some item first!"), \ @@ -63,6 +78,7 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame) MENU_LINK(Quit) MENU_LINK(About) + MENU_LINK(ClearLog) MENU_LINK(TogButtons) MENU_LINK(TogTwist) @@ -76,12 +92,14 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame) 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) @@ -95,18 +113,39 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame) MENU_LINK(DeleteAll) MENU_LINK(Recreate) 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 END_EVENT_TABLE() @@ -135,8 +174,9 @@ BEGIN_EVENT_TABLE(MyTreeCtrl, wxTreeCtrl) 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 differents ways to handle right mouse button clicks... + // 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, @@ -153,12 +193,14 @@ 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); - SetTopWindow(frame); return true; } @@ -175,7 +217,7 @@ MyFrame::MyFrame(const wxString& title, int x, int y, int w, int h) // 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)); + SetBackgroundColour(*wxWHITE); // Give it an icon SetIcon(wxICON(sample)); @@ -187,7 +229,11 @@ 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_About, wxT("&About...")); +#if wxUSE_LOG + file_menu->Append(TreeTest_ClearLog, wxT("&Clear log\tCtrl-L")); + file_menu->AppendSeparator(); +#endif // wxUSE_LOG + file_menu->Append(TreeTest_About, wxT("&About")); file_menu->AppendSeparator(); file_menu->Append(TreeTest_Quit, wxT("E&xit\tAlt-X")); @@ -202,9 +248,13 @@ MyFrame::MyFrame(const wxString& title, int x, int y, int w, int h) 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->AppendCheckItem(TreeTest_ToggleSel, wxT("Toggle &selection mode")); + style_menu->AppendCheckItem(TreeTest_ToggleSel, wxT("Toggle &selection mode\tCtrl-S")); #endif // NO_MULTIPLE_SELECTION style_menu->AppendCheckItem(TreeTest_ToggleImages, wxT("Toggle show ima&ges")); + style_menu->AppendCheckItem(TreeTest_ToggleStates, wxT("Toggle show st&ates")); + style_menu->AppendCheckItem(TreeTest_ToggleBell, wxT("Toggle &bell on no match")); + 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...")); @@ -216,11 +266,16 @@ MyFrame::MyFrame(const wxString& title, int x, int y, int w, int h) tree_menu->Append(TreeTest_CollapseAndReset, wxT("C&ollapse and reset")); tree_menu->AppendSeparator(); tree_menu->Append(TreeTest_AddItem, wxT("Append a &new item")); + tree_menu->Append(TreeTest_AddManyItems, wxT("Appends &many items")); 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_SetFocusedRoot, wxT("Set focus to root item")); + tree_menu->Append(TreeTest_ClearFocused, wxT("Reset focus")); + tree_menu->AppendSeparator(); tree_menu->Append(TreeTest_Count, wxT("Count children of current item")); tree_menu->Append(TreeTest_CountRec, wxT("Recursively count children of current item")); @@ -229,6 +284,7 @@ MyFrame::MyFrame(const wxString& title, int x, int y, int w, int h) tree_menu->Append(TreeTest_SortRev, wxT("Sort in reversed order")); tree_menu->AppendSeparator(); tree_menu->Append(TreeTest_EnsureVisible, wxT("Make the last item &visible")); + tree_menu->Append(TreeTest_SetFocus, wxT("Set &focus to the tree")); tree_menu->AppendSeparator(); 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")); @@ -244,12 +300,30 @@ MyFrame::MyFrame(const wxString& title, int x, int y, int w, int h) item_menu->Append(TreeTest_ClearBold, wxT("Make item ¬ 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_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"); + 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, 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")); + item_menu->Append(TreeTest_SelectChildren, wxT("Select all children\tCtrl-A")); #endif // NO_MULTIPLE_SELECTION wxMenuBar *menu_bar = new wxMenuBar; @@ -260,23 +334,14 @@ MyFrame::MyFrame(const wxString& title, int x, int y, int w, int h) SetMenuBar(menu_bar); #endif // wxUSE_MENUS + m_panel = new wxPanel(this); + #if wxUSE_LOG // create the controls - m_textCtrl = new wxTextCtrl(this, wxID_ANY, wxT(""), + m_textCtrl = new wxTextCtrl(m_panel, wxID_ANY, wxT(""), wxDefaultPosition, wxDefaultSize, wxTE_MULTILINE | wxSUNKEN_BORDER); -#endif // wxUSE_LOG - CreateTreeWithDefStyle(); - - menu_bar->Check(TreeTest_ToggleImages, true); - -#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? @@ -287,6 +352,18 @@ MyFrame::MyFrame(const wxString& title, int x, int y, int w, int h) 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() @@ -321,9 +398,12 @@ void MyFrame::CreateTreeWithDefStyle() void MyFrame::CreateTree(long style) { - m_treeCtrl = new MyTreeCtrl(this, TreeTest_Ctrl, + m_treeCtrl = new MyTreeCtrl(m_panel, TreeTest_Ctrl, wxDefaultPosition, wxDefaultSize, style); + + GetMenuBar()->Enable(TreeTest_SelectRoot, !(style & wxTR_HIDE_ROOT)); + Resize(); } @@ -349,14 +429,20 @@ void MyFrame::OnIdle(wxIdleEvent& event) if ( m_treeCtrl ) { wxTreeItemId idRoot = m_treeCtrl->GetRootItem(); + wxString status; + if (idRoot.IsOk()) + { + wxTreeItemId idLast = m_treeCtrl->GetLastChild(idRoot); + status = wxString::Format( + wxT("Root/last item is %svisible/%svisible"), + m_treeCtrl->IsVisible(idRoot) ? wxT("") : wxT("not "), + idLast.IsOk() && m_treeCtrl->IsVisible(idLast) + ? wxT("") : wxT("not ")); + } + else + status = wxT("No root item"); - SetStatusText(wxString::Format - ( - _T("Root/last item is %svisible/%svisible"), - m_treeCtrl->IsVisible(idRoot) ? _T("") : _T("not "), - m_treeCtrl->IsVisible(m_treeCtrl->GetLastChild(idRoot)) - ? _T("") : _T("not ") - ), 1); + SetStatusText(status, 1); } #endif // wxUSE_STATUSBAR @@ -381,12 +467,11 @@ void MyFrame::Resize() { wxSize size = GetClientSize(); m_treeCtrl->SetSize(0, 0, size.x, size.y -#if !wxUSE_LOG - ); -#else +#if wxUSE_LOG *2/3); - m_textCtrl->SetSize(0, 2*size.y/3, size.x, size.y/3); + m_textCtrl->SetSize(0, 2*size.y/3, size.x, size.y/3 #endif + ); } void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event)) @@ -402,9 +487,14 @@ void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event)) wxOK | wxICON_INFORMATION, this); } +void MyFrame::OnClearLog(wxCommandEvent& WXUNUSED(event)) +{ + m_textCtrl->Clear(); +} + void MyFrame::OnRename(wxCommandEvent& WXUNUSED(event)) { - wxTreeItemId item = m_treeCtrl->GetSelection(); + wxTreeItemId item = m_treeCtrl->GetFocusedItem(); CHECK_ITEM( item ); @@ -425,7 +515,7 @@ void MyFrame::OnRename(wxCommandEvent& WXUNUSED(event)) void MyFrame::OnCount(wxCommandEvent& WXUNUSED(event)) { - wxTreeItemId item = m_treeCtrl->GetSelection(); + wxTreeItemId item = m_treeCtrl->GetFocusedItem(); CHECK_ITEM( item ); @@ -436,7 +526,7 @@ void MyFrame::OnCount(wxCommandEvent& WXUNUSED(event)) void MyFrame::OnCountRec(wxCommandEvent& WXUNUSED(event)) { - wxTreeItemId item = m_treeCtrl->GetSelection(); + wxTreeItemId item = m_treeCtrl->GetFocusedItem(); CHECK_ITEM( item ); @@ -447,16 +537,36 @@ void MyFrame::OnCountRec(wxCommandEvent& WXUNUSED(event)) void MyFrame::DoSort(bool reverse) { - wxTreeItemId item = m_treeCtrl->GetSelection(); + 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(wxT("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(); + wxTreeItemId root = m_treeCtrl->GetFocusedItem(); CHECK_ITEM( root ); @@ -475,7 +585,7 @@ 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++ ) { @@ -485,12 +595,24 @@ void MyFrame::OnDumpSelected(wxCommandEvent& WXUNUSED(event)) void MyFrame::OnSelect(wxCommandEvent& WXUNUSED(event)) { - m_treeCtrl->SelectItem(m_treeCtrl->GetSelection()); + m_treeCtrl->SelectItem(m_treeCtrl->GetFocusedItem()); } void MyFrame::OnSelectRoot(wxCommandEvent& WXUNUSED(event)) { - m_treeCtrl->SelectItem(m_treeCtrl->GetRootItem()); + 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)) @@ -498,11 +620,20 @@ 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->GetSelection(); + wxTreeItemId item = m_treeCtrl->GetFocusedItem(); CHECK_ITEM( item ); @@ -511,7 +642,7 @@ void MyFrame::DoSetBold(bool bold) void MyFrame::OnDelete(wxCommandEvent& WXUNUSED(event)) { - wxTreeItemId item = m_treeCtrl->GetSelection(); + wxTreeItemId item = m_treeCtrl->GetFocusedItem(); CHECK_ITEM( item ); @@ -520,7 +651,7 @@ void MyFrame::OnDelete(wxCommandEvent& WXUNUSED(event)) void MyFrame::OnDeleteChildren(wxCommandEvent& WXUNUSED(event)) { - wxTreeItemId item = m_treeCtrl->GetSelection(); + wxTreeItemId item = m_treeCtrl->GetFocusedItem(); CHECK_ITEM( item ); @@ -535,7 +666,7 @@ void MyFrame::OnDeleteAll(wxCommandEvent& WXUNUSED(event)) void MyFrame::OnRecreate(wxCommandEvent& event) { OnDeleteAll(event); - m_treeCtrl->AddTestItemsToTree(5, 2); + m_treeCtrl->AddTestItemsToTree(NUM_CHILDREN_PER_LEVEL, NUM_LEVELS); } void MyFrame::OnSetImageSize(wxCommandEvent& WXUNUSED(event)) @@ -565,6 +696,46 @@ void MyFrame::OnToggleImages(wxCommandEvent& WXUNUSED(event)) } } +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__) @@ -591,6 +762,11 @@ void MyFrame::OnEnsureVisible(wxCommandEvent& WXUNUSED(event)) m_treeCtrl->DoEnsureVisible(); } +void MyFrame::OnSetFocus(wxCommandEvent& WXUNUSED(event)) +{ + m_treeCtrl->SetFocus(); +} + void MyFrame::OnInsertItem(wxCommandEvent& WXUNUSED(event)) { int image = wxGetApp().ShowImages() ? MyTreeCtrl::TreeCtrlIcon_File : -1; @@ -609,6 +785,17 @@ void MyFrame::OnAddItem(wxCommandEvent& WXUNUSED(event)) 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(); @@ -627,36 +814,122 @@ 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->GetSelection(); + 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)) +{ + // select the very last item of the tree + wxTreeItemId item = m_treeCtrl->GetRootItem(); + for ( ;; ) + { + wxTreeItemId itemChild = m_treeCtrl->GetLastChild(item); + if ( !itemChild.IsOk() ) + break; + + item = itemChild; + } + + CHECK_ITEM( item ); + + m_treeCtrl->SelectItem(item); +} + void MyFrame::OnSetFgColour(wxCommandEvent& WXUNUSED(event)) { wxColour col = wxGetColourFromUser(this, m_treeCtrl->GetForegroundColour()); - if ( col.Ok() ) + if ( col.IsOk() ) m_treeCtrl->SetForegroundColour(col); } void MyFrame::OnSetBgColour(wxCommandEvent& WXUNUSED(event)) { wxColour col = wxGetColourFromUser(this, m_treeCtrl->GetBackgroundColour()); - if ( col.Ok() ) + if ( col.IsOk() ) m_treeCtrl->SetBackgroundColour(col); } @@ -670,14 +943,17 @@ 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; CreateImageList(); + CreateStateImageList(); // Add some items to the tree - AddTestItemsToTree(5, 2); + AddTestItemsToTree(NUM_CHILDREN_PER_LEVEL, NUM_LEVELS); } void MyTreeCtrl::CreateImageList(int size) @@ -698,15 +974,29 @@ void MyTreeCtrl::CreateImageList(int size) // should correspond to TreeCtrlIcon_xxx enum wxBusyCursor wait; wxIcon icons[5]; - icons[0] = wxIcon(icon1_xpm); - icons[1] = wxIcon(icon2_xpm); - icons[2] = wxIcon(icon3_xpm); - icons[3] = wxIcon(icon4_xpm); - icons[4] = wxIcon(icon5_xpm); - 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]); @@ -720,6 +1010,54 @@ void MyTreeCtrl::CreateImageList(int 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__) void MyTreeCtrl::CreateButtonsImageList(int size) { @@ -735,12 +1073,25 @@ void MyTreeCtrl::CreateButtonsImageList(int size) // should correspond to TreeCtrlIcon_xxx enum wxBusyCursor wait; wxIcon icons[4]; - 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 - 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 ) @@ -788,9 +1139,9 @@ 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) @@ -807,6 +1158,9 @@ 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() ) { @@ -833,7 +1187,7 @@ void MyTreeCtrl::AddTestItemsToTree(size_t numChildren, wxTreeItemId rootId = AddRoot(wxT("Root"), image, image, new MyTreeItemData(wxT("Root item"))); - if ( image != -1 ) + if ( !HasFlag(wxTR_HIDE_ROOT) && image != -1 ) { SetItemImage(rootId, TreeCtrlIcon_FolderOpened, wxTreeItemIcon_Expanded); } @@ -841,16 +1195,21 @@ 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); wxTreeItemIdValue cookie; wxTreeItemId id = GetFirstChild(rootId, cookie); SetItemTextColour(id, *wxBLUE); id = GetNextChild(rootId, cookie); - id = GetNextChild(rootId, cookie); - SetItemTextColour(id, *wxRED); - SetItemBackgroundColour(id, *wxLIGHT_GREY); + if ( id ) + id = GetNextChild(rootId, cookie); + if ( id ) + { + SetItemTextColour(id, *wxRED); + SetItemBackgroundColour(id, *wxLIGHT_GREY); + } } void MyTreeCtrl::GetItemsRecursively(const wxTreeItemId& idParent, @@ -877,23 +1236,78 @@ void MyTreeCtrl::GetItemsRecursively(const wxTreeItemId& idParent, void MyTreeCtrl::DoToggleIcon(const wxTreeItemId& item) { - int image = (GetItemImage(item) == TreeCtrlIcon_Folder) + int image = GetItemImage(item) == TreeCtrlIcon_Folder ? TreeCtrlIcon_File : TreeCtrlIcon_Folder; SetItemImage(item, image, wxTreeItemIcon_Normal); - image = (GetItemImage(item) == TreeCtrlIcon_FolderSelected) + 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 wxChar *name, const wxTreeEvent& event) +{ + wxTreeItemId item = event.GetItem(); + wxString text; + if ( item.IsOk() ) + text << wxT('"') << GetItemText(item).c_str() << wxT('"'); + else + text = wxT("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(wxT(#name), event); \ SetLastItem(wxTreeItemId()); \ event.Skip(); \ } @@ -1051,8 +1465,12 @@ 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(); } @@ -1094,7 +1512,10 @@ 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) @@ -1112,7 +1533,7 @@ void MyTreeCtrl::OnBeginLabelEdit(wxTreeEvent& event) else if ( itemId == GetRootItem() ) { // test that it is possible to change the text of the item being edited - SetItemText(itemId, _T("Editing root item")); + SetItemText(itemId, wxT("Editing root item")); } } @@ -1157,48 +1578,39 @@ void MyTreeCtrl::OnItemActivated(wxTreeEvent& event) wxLogMessage(wxT("OnItemActivated")); } +void MyTreeCtrl::OnItemStateClick(wxTreeEvent& event) +{ + // toggle item state + wxTreeItemId itemId = event.GetItem(); + DoToggleState(itemId); + + wxLogMessage(wxT("Item \"%s\" state changed to %d"), + GetItemText(itemId), GetItemState(itemId)); +} + void MyTreeCtrl::OnItemMenu(wxTreeEvent& event) { wxTreeItemId itemId = event.GetItem(); - MyTreeItemData *item = itemId.IsOk() ? (MyTreeItemData *)GetItemData(itemId) - : NULL; + wxCHECK_RET( itemId.IsOk(), "should have a valid item" ); + + MyTreeItemData *item = (MyTreeItemData *)GetItemData(itemId); + wxPoint clientpt = event.GetPoint(); + wxPoint screenpt = ClientToScreen(clientpt); - wxLogMessage(wxT("OnItemMenu for item \"%s\""), item ? item->GetDesc() - : _T("")); + wxLogMessage(wxT("OnItemMenu for item \"%s\" at screen coords (%i, %i)"), + item->GetDesc(), screenpt.x, screenpt.y); + ShowMenu(itemId, clientpt); event.Skip(); } void MyTreeCtrl::OnContextMenu(wxContextMenuEvent& event) { wxPoint pt = event.GetPosition(); - wxTreeItemId item; - if ( !HasFlag(wxTR_MULTIPLE) ) - item = GetSelection(); - wxLogMessage(wxT("OnContextMenu at screen coords (%i, %i)"), pt.x, pt.y); - // check if event was generated by keyboard (MSW-specific?) - if ( pt.x == -1 && pt.y == -1 ) //(this is how MSW indicates it) - { - // attempt to guess where to show the menu - if ( item.IsOk() ) - { - // if an item was clicked, show menu to the right of it - wxRect rect; - GetBoundingRect(item, rect, true /* only the label */); - pt = wxPoint(rect.GetRight(), rect.GetTop()); - } - else - { - pt = wxPoint(0, 0); - } - } - else // event was generated by mouse, use supplied coords - { - pt = ScreenToClient(pt); - } + wxLogMessage(wxT("OnContextMenu at screen coords (%i, %i)"), pt.x, pt.y); - ShowMenu(item, pt); + event.Skip(); } void MyTreeCtrl::ShowMenu(wxTreeItemId id, const wxPoint& pt) @@ -1215,7 +1627,9 @@ void MyTreeCtrl::ShowMenu(wxTreeItemId id, const wxPoint& pt) #if wxUSE_MENUS wxMenu menu(title); - menu.Append(TreeTest_About, wxT("&About...")); + menu.Append(TreeTest_About, wxT("&About")); + menu.AppendSeparator(); + menu.Append(TreeTest_Highlight, wxT("&Highlight item")); menu.Append(TreeTest_Dump, wxT("&Dump")); PopupMenu(&menu, pt); @@ -1225,11 +1639,11 @@ void MyTreeCtrl::ShowMenu(wxTreeItemId id, const wxPoint& pt) void MyTreeCtrl::OnItemRClick(wxTreeEvent& event) { wxTreeItemId itemId = event.GetItem(); - MyTreeItemData *item = itemId.IsOk() ? (MyTreeItemData *)GetItemData(itemId) - : NULL; + wxCHECK_RET( itemId.IsOk(), "should have a valid item" ); + + MyTreeItemData *item = (MyTreeItemData *)GetItemData(itemId); - wxLogMessage(wxT("Item \"%s\" right clicked"), item ? item->GetDesc() - : _T("")); + wxLogMessage(wxT("Item \"%s\" right clicked"), item->GetDesc()); event.Skip(); } @@ -1252,12 +1666,16 @@ 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()); + } } event.Skip(); @@ -1276,6 +1694,6 @@ 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))); }