X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/cf1dfa6b8f0142d1e4879580501f22cf8373435d..77436c4cbac2269e564dc4fcf4494a58feca0af4:/samples/listctrl/listtest.cpp diff --git a/samples/listctrl/listtest.cpp b/samples/listctrl/listtest.cpp index 0a02516994..8fc8a10781 100644 --- a/samples/listctrl/listtest.cpp +++ b/samples/listctrl/listtest.cpp @@ -60,6 +60,7 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame) EVT_MENU(LIST_SMALL_ICON_TEXT_VIEW, MyFrame::OnSmallIconTextView) EVT_MENU(LIST_VIRTUAL_VIEW, MyFrame::OnVirtualView) + EVT_MENU(LIST_FOCUS_LAST, MyFrame::OnFocusLast) EVT_MENU(LIST_TOGGLE_FIRST, MyFrame::OnToggleFirstSel) EVT_MENU(LIST_DESELECT_ALL, MyFrame::OnDeselectAll) EVT_MENU(LIST_SELECT_ALL, MyFrame::OnSelectAll) @@ -71,6 +72,7 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame) EVT_MENU(LIST_SET_BG_COL, MyFrame::OnSetBgColour) EVT_MENU(LIST_TOGGLE_MULTI_SEL, MyFrame::OnToggleMultiSel) EVT_MENU(LIST_SHOW_COL_INFO, MyFrame::OnShowColInfo) + EVT_MENU(LIST_SHOW_SEL_INFO, MyFrame::OnShowSelInfo) EVT_UPDATE_UI(LIST_SHOW_COL_INFO, MyFrame::OnUpdateShowColInfo) END_EVENT_TABLE() @@ -89,12 +91,19 @@ BEGIN_EVENT_TABLE(MyListCtrl, wxListCtrl) EVT_LIST_KEY_DOWN(LIST_CTRL, MyListCtrl::OnListKeyDown) EVT_LIST_ITEM_ACTIVATED(LIST_CTRL, MyListCtrl::OnActivated) EVT_LIST_COL_CLICK(LIST_CTRL, MyListCtrl::OnColClick) + EVT_LIST_CACHE_HINT(LIST_CTRL, MyListCtrl::OnCacheHint) EVT_CHAR(MyListCtrl::OnChar) END_EVENT_TABLE() IMPLEMENT_APP(MyApp) +// number of items in list/report view +static const int NUM_ITEMS = 30; + +// number of items in icon/small icon view +static const int NUM_ICONS = 9; + int wxCALLBACK MyCompareFunction(long item1, long item2, long sortData) { // inverse the order @@ -105,7 +114,7 @@ int wxCALLBACK MyCompareFunction(long item1, long item2, long sortData) bool MyApp::OnInit() { // Create the main frame window - MyFrame *frame = new MyFrame("wxListCtrl Test", 50, 50, 450, 340); + MyFrame *frame = new MyFrame(wxT("wxListCtrl Test"), 50, 50, 450, 340); // Show the frame frame->Show(TRUE); @@ -172,10 +181,13 @@ MyFrame::MyFrame(const wxChar *title, int x, int y, int w, int h) menuView->Append(LIST_VIRTUAL_VIEW, _T("Virtual view\tF7")); wxMenu *menuList = new wxMenu; + menuList->Append(LIST_FOCUS_LAST, _T("&Make last item current\tCtrl-L")); menuList->Append(LIST_TOGGLE_FIRST, _T("&Toggle first item\tCtrl-T")); menuList->Append(LIST_DESELECT_ALL, _T("&Deselect All\tCtrl-D")); menuList->Append(LIST_SELECT_ALL, _T("S&elect All\tCtrl-A")); + menuList->AppendSeparator(); menuList->Append(LIST_SHOW_COL_INFO, _T("Show &column info\tCtrl-C")); + menuList->Append(LIST_SHOW_SEL_INFO, _T("Show &selected items\tCtrl-S")); menuList->AppendSeparator(); menuList->Append(LIST_SORT, _T("&Sort\tCtrl-S")); menuList->AppendSeparator(); @@ -197,30 +209,13 @@ MyFrame::MyFrame(const wxChar *title, int x, int y, int w, int h) menubar->Append(menuCol, _T("&Colour")); SetMenuBar(menubar); - m_listCtrl = new MyListCtrl(this, LIST_CTRL, - wxDefaultPosition, wxDefaultSize, - wxLC_REPORT | //wxLC_LIST | - wxSUNKEN_BORDER | - wxLC_EDIT_LABELS | - wxLC_SINGLE_SEL - ); - m_logWindow = new wxTextCtrl(this, -1, wxEmptyString, wxDefaultPosition, wxDefaultSize, wxTE_MULTILINE | wxSUNKEN_BORDER); m_logOld = wxLog::SetActiveTarget(new wxLogTextCtrl(m_logWindow)); -#if 0 - for ( int i = 0; i < 30; i++ ) - { - long idx = m_listCtrl->InsertItem(i, wxString::Format(_T("Item %d"), i)); - m_listCtrl->SetItemData(idx, i*i); - } -#else - wxCommandEvent event; - OnReportView(event); -#endif + RecreateList(wxLC_REPORT | wxLC_SINGLE_SEL); CreateStatusBar(3); } @@ -259,6 +254,18 @@ void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event)) dialog.ShowModal(); } +void MyFrame::OnFocusLast(wxCommandEvent& WXUNUSED(event)) +{ + long index = m_listCtrl->GetItemCount() - 1; + if ( index == -1 ) + { + return; + } + + m_listCtrl->SetItemState(index, wxLIST_STATE_FOCUSED, wxLIST_STATE_FOCUSED); + m_listCtrl->EnsureVisible(index); +} + void MyFrame::OnToggleFirstSel(wxCommandEvent& WXUNUSED(event)) { m_listCtrl->SetItemState(0, wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED); @@ -278,16 +285,67 @@ void MyFrame::OnSelectAll(wxCommandEvent& WXUNUSED(event)) m_listCtrl->SetItemState(i,wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED); } -void MyFrame::OnListView(wxCommandEvent& WXUNUSED(event)) +// ---------------------------------------------------------------------------- +// changing listctrl modes +// ---------------------------------------------------------------------------- + +void MyFrame::RecreateList(long flags, bool withText) { - m_listCtrl->ClearAll(); + // we could avoid recreating it if we don't set/clear the wxLC_VIRTUAL + // style, but it is more trouble to do it than not +#if 0 + if ( !m_listCtrl || ((flags & wxLC_VIRTUAL) != + (m_listCtrl->GetWindowStyleFlag() & wxLC_VIRTUAL)) ) +#endif + { + delete m_listCtrl; + + m_listCtrl = new MyListCtrl(this, LIST_CTRL, + wxDefaultPosition, wxDefaultSize, + flags | + wxSUNKEN_BORDER); + + switch ( flags & wxLC_MASK_TYPE ) + { + case wxLC_LIST: + InitWithListItems(); + break; + + case wxLC_ICON: + InitWithIconItems(withText); + break; + + case wxLC_SMALL_ICON: + InitWithIconItems(withText, TRUE); + break; + + case wxLC_REPORT: + if ( flags & wxLC_VIRTUAL ) + InitWithVirtualItems(); + else + InitWithReportItems(); + break; + + default: + wxFAIL_MSG( _T("unknown listctrl mode") ); + } + } + +#ifdef __WXMSW__ + SendSizeEvent(); +#endif + m_logWindow->Clear(); +} - m_listCtrl->SetSingleStyle(wxLC_LIST); - m_listCtrl->SetImageList((wxImageList *) NULL, wxIMAGE_LIST_NORMAL); - m_listCtrl->SetImageList((wxImageList *) NULL, wxIMAGE_LIST_SMALL); +void MyFrame::OnListView(wxCommandEvent& WXUNUSED(event)) +{ + RecreateList(wxLC_LIST); +} - for ( int i=0; i < 30; i++) +void MyFrame::InitWithListItems() +{ + for ( int i = 0; i < NUM_ITEMS; i++ ) { m_listCtrl->InsertItem(i, wxString::Format(_T("Item %d"), i)); } @@ -295,11 +353,11 @@ void MyFrame::OnListView(wxCommandEvent& WXUNUSED(event)) void MyFrame::OnReportView(wxCommandEvent& WXUNUSED(event)) { - m_logWindow->Clear(); - m_listCtrl->ClearAll(); + RecreateList(wxLC_REPORT); +} - m_listCtrl->SetSingleStyle(wxLC_REPORT); - m_listCtrl->SetImageList((wxImageList *) NULL, wxIMAGE_LIST_NORMAL); +void MyFrame::InitWithReportItems() +{ m_listCtrl->SetImageList(m_imageListSmall, wxIMAGE_LIST_SMALL); m_listCtrl->InsertColumn(0, "Column 1"); // , wxLIST_FORMAT_LEFT, 140); @@ -311,19 +369,9 @@ void MyFrame::OnReportView(wxCommandEvent& WXUNUSED(event)) wxStopWatch sw; - wxString buf; - static const int NUM_ITEMS = 30;//00; for ( int i = 0; i < NUM_ITEMS; i++ ) { - buf.Printf(_T("This is item %d"), i); - long tmp = m_listCtrl->InsertItem(i, buf, 0); - m_listCtrl->SetItemData(tmp, i); - - buf.Printf(_T("Col 1, item %d"), i); - tmp = m_listCtrl->SetItem(i, 1, buf); - - buf.Printf(_T("Item %d in column 2"), i); - tmp = m_listCtrl->SetItem(i, 2, buf); + m_listCtrl->InsertItemInReportView(i); } m_logWindow->WriteText(wxString::Format(_T("%d items inserted in %ldms\n"), @@ -353,93 +401,60 @@ void MyFrame::OnReportView(wxCommandEvent& WXUNUSED(event)) m_listCtrl->SetColumnWidth( 2, wxLIST_AUTOSIZE ); } -void MyFrame::OnIconView(wxCommandEvent& WXUNUSED(event)) +void MyFrame::InitWithIconItems(bool withText, bool sameIcon) { - m_logWindow->Clear(); - m_listCtrl->ClearAll(); - - m_listCtrl->SetSingleStyle(wxLC_ICON); m_listCtrl->SetImageList(m_imageListNormal, wxIMAGE_LIST_NORMAL); m_listCtrl->SetImageList(m_imageListSmall, wxIMAGE_LIST_SMALL); - for ( int i=0; i < 9; i++) + for ( int i = 0; i < NUM_ICONS; i++ ) { - m_listCtrl->InsertItem(i, i); + int image = sameIcon ? 0 : i; + + if ( withText ) + { + m_listCtrl->InsertItem(i, wxString::Format(_T("Label %d"), i), + image); + } + else + { + m_listCtrl->InsertItem(i, image); + } } } -void MyFrame::OnIconTextView(wxCommandEvent& WXUNUSED(event)) +void MyFrame::OnIconView(wxCommandEvent& WXUNUSED(event)) { - m_logWindow->Clear(); - m_listCtrl->ClearAll(); - - m_listCtrl->SetSingleStyle(wxLC_ICON); - m_listCtrl->SetImageList(m_imageListNormal, wxIMAGE_LIST_NORMAL); - m_listCtrl->SetImageList(m_imageListSmall, wxIMAGE_LIST_SMALL); + RecreateList(wxLC_ICON, FALSE); +} - for ( int i=0; i < 9; i++) - { - wxChar buf[20]; - wxSprintf(buf, _T("Label %d"), i); - m_listCtrl->InsertItem(i, buf, i); - } +void MyFrame::OnIconTextView(wxCommandEvent& WXUNUSED(event)) +{ + RecreateList(wxLC_ICON); } void MyFrame::OnSmallIconView(wxCommandEvent& WXUNUSED(event)) { - m_logWindow->Clear(); - m_listCtrl->ClearAll(); - - m_listCtrl->SetSingleStyle(wxLC_SMALL_ICON); - m_listCtrl->SetImageList(m_imageListNormal, wxIMAGE_LIST_NORMAL); - m_listCtrl->SetImageList(m_imageListSmall, wxIMAGE_LIST_SMALL); - - for ( int i=0; i < 9; i++) - { - m_listCtrl->InsertItem(i, 0); - } + RecreateList(wxLC_SMALL_ICON, FALSE); } void MyFrame::OnSmallIconTextView(wxCommandEvent& WXUNUSED(event)) { - m_logWindow->Clear(); - m_listCtrl->ClearAll(); - - m_listCtrl->SetSingleStyle(wxLC_SMALL_ICON); - m_listCtrl->SetImageList(m_imageListNormal, wxIMAGE_LIST_NORMAL); - m_listCtrl->SetImageList(m_imageListSmall, wxIMAGE_LIST_SMALL); - - for ( int i=0; i < 9; i++) - { - m_listCtrl->InsertItem(i, "Label", 0); - } + RecreateList(wxLC_SMALL_ICON); } void MyFrame::OnVirtualView(wxCommandEvent& WXUNUSED(event)) { - m_logWindow->Clear(); - - // we really have to recreate it - delete m_listCtrl; - - m_listCtrl = new MyListCtrl(this, LIST_CTRL, - wxDefaultPosition, wxDefaultSize, - wxLC_REPORT | - wxSUNKEN_BORDER | - wxLC_SINGLE_SEL | - wxLC_VIRTUAL - ); + RecreateList(wxLC_REPORT | wxLC_VIRTUAL); +} +void MyFrame::InitWithVirtualItems() +{ m_listCtrl->InsertColumn(0, "First Column"); m_listCtrl->InsertColumn(1, "Second Column"); m_listCtrl->SetColumnWidth(0, 150); m_listCtrl->SetColumnWidth(1, 150); m_listCtrl->SetItemCount(1000000); - -#ifdef __WXMSW__ - SendSizeEvent(); -#endif } void MyFrame::OnSort(wxCommandEvent& WXUNUSED(event)) @@ -453,13 +468,39 @@ void MyFrame::OnSort(wxCommandEvent& WXUNUSED(event)) sw.Time())); } +void MyFrame::OnShowSelInfo(wxCommandEvent& event) +{ + int selCount = m_listCtrl->GetSelectedItemCount(); + wxLogMessage(_T("%d items selected:"), selCount); + + // don't show too many items + size_t shownCount = 0; + + long item = m_listCtrl->GetNextItem(-1, wxLIST_NEXT_ALL, + wxLIST_STATE_SELECTED); + while ( item != -1 ) + { + wxLogMessage(_T("\t%ld (%s)"), + item, m_listCtrl->GetItemText(item).c_str()); + + if ( ++shownCount > 10 ) + { + wxLogMessage(_T("\t... more selected items snipped...")); + break; + } + + item = m_listCtrl->GetNextItem(item, wxLIST_NEXT_ALL, + wxLIST_STATE_SELECTED); + } +} + void MyFrame::OnShowColInfo(wxCommandEvent& event) { int count = m_listCtrl->GetColumnCount(); - wxLogMessage("%d columns:", count); + wxLogMessage(wxT("%d columns:"), count); for ( int c = 0; c < count; c++ ) { - wxLogMessage("\tcolumn %d has width %d", c, + wxLogMessage(wxT("\tcolumn %d has width %d"), c, m_listCtrl->GetColumnWidth(c)); } } @@ -471,21 +512,16 @@ void MyFrame::OnUpdateShowColInfo(wxUpdateUIEvent& event) void MyFrame::OnToggleMultiSel(wxCommandEvent& WXUNUSED(event)) { - m_logWindow->WriteText("Current selection mode: "); - long flags = m_listCtrl->GetWindowStyleFlag(); if ( flags & wxLC_SINGLE_SEL ) - { - m_logWindow->WriteText("multiple\n"); - m_listCtrl->SetWindowStyleFlag(flags & ~wxLC_SINGLE_SEL); - } + flags &= ~wxLC_SINGLE_SEL; else - { - m_logWindow->WriteText("single\n"); - m_listCtrl->SetWindowStyleFlag(flags | wxLC_SINGLE_SEL); - } + flags |= wxLC_SINGLE_SEL; - m_logWindow->WriteText("Recreate the control now\n"); + m_logWindow->WriteText(wxString::Format(wxT("Current selection mode: %sle\n"), + (flags & wxLC_SINGLE_SEL) ? "sing" : "multip")); + + RecreateList(flags); } void MyFrame::OnSetFgColour(wxCommandEvent& WXUNUSED(event)) @@ -530,31 +566,37 @@ void MyFrame::OnDeleteAll(wxCommandEvent& WXUNUSED(event)) // MyListCtrl +void MyListCtrl::OnCacheHint(wxListEvent& event) +{ + wxLogMessage( wxT("OnCacheHint: cache items %ld..%ld"), + event.GetCacheFrom(), event.GetCacheTo() ); +} + void MyListCtrl::OnColClick(wxListEvent& event) { - wxLogMessage( "OnColumnClick at %d.", event.GetColumn() ); + wxLogMessage( wxT("OnColumnClick at %d."), event.GetColumn() ); } void MyListCtrl::OnBeginDrag(wxListEvent& event) { - wxLogMessage( "OnBeginDrag at %d,%d.", + wxLogMessage( wxT("OnBeginDrag at %d,%d."), event.m_pointDrag.x, event.m_pointDrag.y ); } void MyListCtrl::OnBeginRDrag(wxListEvent& event) { - wxLogMessage( "OnBeginRDrag at %d,%d.", + wxLogMessage( wxT("OnBeginRDrag at %d,%d."), event.m_pointDrag.x, event.m_pointDrag.y ); } void MyListCtrl::OnBeginLabelEdit(wxListEvent& event) { - wxLogMessage("OnBeginLabelEdit: %s", event.m_item.m_text.c_str()); + wxLogMessage( wxT("OnBeginLabelEdit: %s"), event.m_item.m_text.c_str()); } void MyListCtrl::OnEndLabelEdit(wxListEvent& event) { - wxLogMessage("OnEndLabelEdit: %s", event.m_item.m_text.c_str()); + wxLogMessage( wxT("OnEndLabelEdit: %s"), event.m_item.m_text.c_str()); } void MyListCtrl::OnDeleteItem(wxListEvent& event) @@ -612,12 +654,12 @@ void MyListCtrl::OnSelected(wxListEvent& event) info.m_mask = wxLIST_MASK_TEXT; if ( GetItem(info) ) { - wxLogMessage("Value of the 2nd field of the selected item: %s", + wxLogMessage(wxT("Value of the 2nd field of the selected item: %s"), info.m_text.c_str()); } else { - wxFAIL_MSG("wxListCtrl::GetItem() failed"); + wxFAIL_MSG(wxT("wxListCtrl::GetItem() failed")); } } } @@ -634,9 +676,60 @@ void MyListCtrl::OnActivated(wxListEvent& event) void MyListCtrl::OnListKeyDown(wxListEvent& event) { - LogEvent(event, _T("OnListKeyDown")); - - event.Skip(); + switch ( event.GetCode() ) + { + case 'c': + { + wxListItem info; + info.m_itemId = event.GetIndex(); + GetItem(info); + + wxListItemAttr *attr = info.GetAttributes(); + if ( !attr || !attr->HasTextColour() ) + { + info.SetTextColour(*wxCYAN); + + SetItem(info); + } + } + break; + + case WXK_DELETE: + { + long item = GetNextItem(-1, + wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED); + while ( item != -1 ) + { + DeleteItem(item); + + wxLogMessage(_T("Item %ld deleted"), item); + + // -1 because the indices were shifted by DeleteItem() + item = GetNextItem(item - 1, + wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED); + } + } + break; + + case WXK_INSERT: + if ( GetWindowStyle() & wxLC_REPORT ) + { + if ( GetWindowStyle() & wxLC_VIRTUAL ) + { + SetItemCount(GetItemCount() + 1); + } + else // !virtual + { + InsertItemInReportView(event.GetIndex()); + } + } + //else: fall through + + default: + LogEvent(event, _T("OnListKeyDown")); + + event.Skip(); + } } void MyListCtrl::OnChar(wxKeyEvent& event) @@ -663,3 +756,22 @@ int MyListCtrl::OnGetItemImage(long item) const return 0; } +wxListItemAttr *MyListCtrl::OnGetItemAttr(long item) const +{ + return item % 2 ? NULL : (wxListItemAttr *)&m_attr; +} + +void MyListCtrl::InsertItemInReportView(int i) +{ + wxString buf; + buf.Printf(_T("This is item %d"), i); + long tmp = InsertItem(i, buf, 0); + SetItemData(tmp, i); + + buf.Printf(_T("Col 1, item %d"), i); + SetItem(i, 1, buf); + + buf.Printf(_T("Item %d in column 2"), i); + SetItem(i, 2, buf); +} +