Updated wxListCtrl sample with check-boxes functionality.

samples/listctrl/listtest.cpp

@@ -154,11 +154,15 @@ wxBEGIN_EVENT_TABLE(MyFrame, wxFrame)
     EVT_MENU(LIST_MAC_USE_GENERIC, MyFrame::OnToggleMacUseGeneric)
 #endif // __WXOSX__
     EVT_MENU(LIST_FIND, MyFrame::OnFind)
+    EVT_MENU(LIST_TOGGLE_CHECKBOX, MyFrame::OnToggleItemCheckbox)
+    EVT_MENU(LIST_GET_CHECKBOX, MyFrame::OnGetItemCheckbox)
+    EVT_MENU(LIST_TOGGLE_CHECKBOXES, MyFrame::OnToggleCheckboxes)
 
     EVT_UPDATE_UI(LIST_SHOW_COL_INFO, MyFrame::OnUpdateUIEnableInReport)
     EVT_UPDATE_UI(LIST_TOGGLE_HEADER, MyFrame::OnUpdateUIEnableInReport)
 
     EVT_UPDATE_UI(LIST_TOGGLE_MULTI_SEL, MyFrame::OnUpdateToggleMultiSel)
+    EVT_UPDATE_UI(LIST_TOGGLE_CHECKBOXES, MyFrame::OnUpdateToggleCheckboxes)
     EVT_UPDATE_UI(LIST_TOGGLE_HEADER, MyFrame::OnUpdateToggleHeader)
     EVT_UPDATE_UI(LIST_ROW_LINES, MyFrame::OnUpdateRowLines)
 wxEND_EVENT_TABLE()
@@ -261,6 +265,12 @@ MyFrame::MyFrame(const wxChar *title)
     menuList->AppendCheckItem(LIST_TOGGLE_HEADER, "Toggle &header\tCtrl-H");
     menuList->Check(LIST_TOGGLE_HEADER, true);
     menuList->AppendCheckItem(LIST_TOGGLE_BELL, "Toggle &bell on no match");
+    menuList->AppendSeparator();
+    menuList->AppendCheckItem(LIST_TOGGLE_CHECKBOXES,
+                              wxT("&Enable Checkboxes"));
+    menuList->Check(LIST_TOGGLE_CHECKBOXES, true);
+    menuList->Append(LIST_TOGGLE_CHECKBOX, wxT("Toggle the item checkbox state"));
+    menuList->Append(LIST_GET_CHECKBOX, wxT("Get the item checkbox state"));
 
     wxMenu *menuCol = new wxMenu;
     menuCol->Append(LIST_SET_FG_COL, wxT("&Foreground colour..."));
@@ -835,6 +845,22 @@ void MyFrame::OnUpdateToggleMultiSel(wxUpdateUIEvent& event)
      event.Check(!m_listCtrl->HasFlag(wxLC_SINGLE_SEL));
 }
 
+void MyFrame::OnToggleCheckboxes(wxCommandEvent& WXUNUSED(event))
+{
+    m_listCtrl->EnableCheckboxes(!m_listCtrl->HasCheckboxes());
+
+    m_logWindow->WriteText(wxString::Format(wxT("Checkboxes: %s\n"),
+        m_listCtrl->HasCheckboxes() ? wxT("enabled") : wxT("disabled")));
+}
+
+void MyFrame::OnUpdateToggleCheckboxes(wxUpdateUIEvent& event)
+{
+    bool cbEnabled = m_listCtrl->HasCheckboxes();
+    event.Check(cbEnabled);
+    GetMenuBar()->Enable(LIST_TOGGLE_CHECKBOX, cbEnabled);
+    GetMenuBar()->Enable(LIST_GET_CHECKBOX, cbEnabled);
+}
+
 void MyFrame::OnUpdateToggleHeader(wxUpdateUIEvent& event)
 {
     event.Check(!m_listCtrl->HasFlag(wxLC_NO_HEADER));
@@ -893,6 +919,33 @@ void MyFrame::OnEdit(wxCommandEvent& WXUNUSED(event))
     }
 }
 
+void MyFrame::OnToggleItemCheckbox(wxCommandEvent& WXUNUSED(event))
+{
+    long item = m_listCtrl->GetNextItem(-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
+    while (item != -1)
+    {
+        bool checked = m_listCtrl->IsItemChecked(item);
+        m_listCtrl->CheckItem(item, !checked);
+
+        item = m_listCtrl->GetNextItem(item, wxLIST_NEXT_ALL,
+            wxLIST_STATE_SELECTED);
+    }
+}
+
+void MyFrame::OnGetItemCheckbox(wxCommandEvent& WXUNUSED(event))
+{
+    long item = m_listCtrl->GetNextItem(-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
+    while (item != -1)
+    {
+        bool checked = m_listCtrl->IsItemChecked(item);
+
+        wxLogMessage(wxT("Item %ld is %s"), item, checked ? wxT("checked") : wxT("unchecked"));
+
+        item = m_listCtrl->GetNextItem(item, wxLIST_NEXT_ALL,
+            wxLIST_STATE_SELECTED);
+    }
+}
+
 void MyFrame::OnDelete(wxCommandEvent& WXUNUSED(event))
 {
     if ( m_listCtrl->GetItemCount() )
@@ -935,6 +988,8 @@ wxBEGIN_EVENT_TABLE(MyListCtrl, wxListCtrl)
     EVT_LIST_KEY_DOWN(LIST_CTRL, MyListCtrl::OnListKeyDown)
     EVT_LIST_ITEM_ACTIVATED(LIST_CTRL, MyListCtrl::OnActivated)
     EVT_LIST_ITEM_FOCUSED(LIST_CTRL, MyListCtrl::OnFocused)
+    EVT_LIST_ITEM_CHECKED(LIST_CTRL, MyListCtrl::OnChecked)
+    EVT_LIST_ITEM_UNCHECKED(LIST_CTRL, MyListCtrl::OnUnChecked)
 
     EVT_LIST_COL_CLICK(LIST_CTRL, MyListCtrl::OnColClick)
     EVT_LIST_COL_RIGHT_CLICK(LIST_CTRL, MyListCtrl::OnColRightClick)
@@ -1118,6 +1173,20 @@ void MyListCtrl::OnFocused(wxListEvent& event)
     event.Skip();
 }
 
+void MyListCtrl::OnChecked(wxListEvent& event)
+{
+    LogEvent(event, wxT("OnChecked"));
+
+    event.Skip();
+}
+
+void MyListCtrl::OnUnChecked(wxListEvent& event)
+{
+    LogEvent(event, wxT("OnUnChecked"));
+
+    event.Skip();
+}
+
 void MyListCtrl::OnListKeyDown(wxListEvent& event)
 {
     long item;

samples/listctrl/listtest.h

@@ -61,6 +61,8 @@ public:
     void OnListKeyDown(wxListEvent& event);
     void OnActivated(wxListEvent& event);
     void OnFocused(wxListEvent& event);
+    void OnChecked(wxListEvent& event);
+    void OnUnChecked(wxListEvent& event);
     void OnCacheHint(wxListEvent& event);
 
     void OnChar(wxKeyEvent& event);
@@ -146,9 +148,13 @@ protected:
     void OnToggleMacUseGeneric(wxCommandEvent& event);
 #endif // __WXOSX__
     void OnFind(wxCommandEvent& event);
+    void OnToggleItemCheckbox(wxCommandEvent& event);
+    void OnGetItemCheckbox(wxCommandEvent& event);
+    void OnToggleCheckboxes(wxCommandEvent& event);
 
     void OnUpdateUIEnableInReport(wxUpdateUIEvent& event);
     void OnUpdateToggleMultiSel(wxUpdateUIEvent& event);
+    void OnUpdateToggleCheckboxes(wxUpdateUIEvent& event);
     void OnUpdateToggleHeader(wxUpdateUIEvent& event);
     void OnUpdateRowLines(wxUpdateUIEvent& event);
 
@@ -217,6 +223,9 @@ enum
     LIST_TOGGLE_MULTI_SEL,
     LIST_TOGGLE_HEADER,
     LIST_TOGGLE_BELL,
+    LIST_TOGGLE_CHECKBOX,
+    LIST_GET_CHECKBOX,
+    LIST_TOGGLE_CHECKBOXES,
     LIST_TOGGLE_FIRST,
     LIST_SHOW_COL_INFO,
     LIST_SHOW_SEL_INFO,