Merge branch 'listctrl-checkboxes-generic' of https://github.com/MaartenBent/wxWidgets

Implement checkboxes support for the generic version of wxListCtrl too so it's
not available under all platforms.

include/wx/generic/private/listctrl.h

@@ -200,6 +200,8 @@ public:
     // is this item selected? [NB: not used in virtual mode]
     bool m_highlighted;
 
+    bool m_checked;
+
     // back pointer to the list ctrl
     wxListMainWindow *m_owner;
 
@@ -249,6 +251,9 @@ public:
     void SetImage( int index, int image );
     int GetImage( int index ) const;
 
+    void Check(bool check) { m_checked = check; }
+    bool IsChecked() { return m_checked; }
+
     bool HasImage() const { return GetImage() != -1; }
     bool HasText() const { return !GetText(0).empty(); }
 
@@ -636,6 +641,11 @@ public:
     bool GetItemPosition( long item, wxPoint& pos ) const;
     int GetSelectedItemCount() const;
 
+    bool HasCheckboxes() const;
+    bool EnableCheckboxes(bool enable = true);
+    bool IsItemChecked(long item) const;
+    void CheckItem(long item, bool check);
+
     wxString GetItemText(long item, int col = 0) const
     {
         wxListItem info;
@@ -779,6 +789,8 @@ protected:
            m_lineBeforeLastClicked,
            m_lineSelectSingleOnUp;
 
+    bool m_hasCheckboxes;
+
 protected:
     wxWindow *GetMainWindowOfCompositeControl() wxOVERRIDE { return GetParent(); }
 
@@ -838,6 +850,10 @@ private:
     // Compute the minimal width needed to fully display the column header.
     int ComputeMinHeaderWidth(const wxListHeaderData* header) const;
 
+    // Check if the given point is inside the checkbox of this item.
+    //
+    // Always returns false if there are no checkboxes.
+    bool IsInsideCheckbox(long item, int x, int y);
 
     // the height of one line using the current font
     wxCoord m_lineHeight;