Introduce move based focusing

examples/wxWidgets/main.cpp

@@ -10,19 +10,22 @@
  * @brief CGEditor Window
  *
  */
-class MyFrame : public wxFrame, public cgeditor::CGEditor {
+class EditorPanel : public wxPanel, public cgeditor::CGEditor {
   wxPaintDC *dc;
-
+  /// @brief Used to test focus:
+  CMI::HalfMove *toFocus;
 public:
-  MyFrame()
-      : wxFrame(NULL, wxID_ANY, "Hello World CGEditor"), CGEditor(), dc(NULL) {
-    CreateStatusBar();
-    SetStatusText("CGEditor");
+  EditorPanel(wxWindow *parent)
+      : wxPanel(parent), CGEditor(), dc(NULL) {
     // Create a game
     CGEditor::status.Moves = BuildExampleGame();
+    // Set move to focus to the last move (downest move in the window!):
+    toFocus= CGEditor::status.Moves;
+    while(toFocus->GetMainline()!=nullptr){
+      toFocus=toFocus->GetMainline();
+    }
   }
 
-private:
   void OnExit(wxCommandEvent &event) { 
     (void)event; // Disable unused variable warning
     Close(true); }
@@ -81,6 +84,19 @@ private:
     }
   }
 
+  void KeyboardEvent(wxKeyEvent& event){
+    switch ( event.GetKeyCode() )
+    {
+        case WXK_DOWN:
+          CGEditor::FocusOnMove(toFocus);
+          Refresh();
+          if(toFocus->GetParent()!=nullptr){
+            toFocus=toFocus->GetParent(); // Get previous move (not that it can be on the same line!)
+          }
+        break;
+    }
+  }
+
   /**
    * @brief Convenient fonction to center text
    *
@@ -191,15 +207,30 @@ private:
   DECLARE_EVENT_TABLE()
 };
 
-wxBEGIN_EVENT_TABLE(MyFrame, wxFrame)
-EVT_PAINT(MyFrame::OnPaint)
-EVT_MOUSE_EVENTS(MyFrame::MouseEvent)
+wxBEGIN_EVENT_TABLE(EditorPanel, wxPanel)
+EVT_PAINT(EditorPanel::OnPaint)
+EVT_MOUSE_EVENTS(EditorPanel::MouseEvent)
+EVT_KEY_DOWN(EditorPanel::KeyboardEvent)
 wxEND_EVENT_TABLE()
 
+
+class MainWindow: public wxFrame
+{
+  wxPanel* editorPane;
+public:
+
+    MainWindow(const wxString& title):wxFrame(NULL, wxID_ANY, title){
+      CreateStatusBar();
+      SetStatusText("CGEditor");
+      editorPane = new EditorPanel(this);
+    }
+
+};
+
 class MyApp : public wxApp {
 public:
   virtual bool OnInit() {
-    MyFrame *frame = new MyFrame();
+    MainWindow *frame = new MainWindow("Hello World CGEditor");
     frame->Show(true);
     return true;
   }