void ShowActionButtons();
void HideActionButtons();
+ void DisableAction(ActionType action);
+
private:
void ToggleActionButtonsVisibility();
+ bool IsActionEnabled(ActionType action) const;
bool IsEventOverButton(ActionButton* button,
const ui::GestureEvent& event) const;
gfx::Transform ComputeTransformFor(ActionButton* button) const;
void TransformButton(ActionButton* button);
bool shown_;
+ uint64_t disabled_action_bitfields_;
scoped_ptr<ActionButton> close_;
scoped_ptr<ActionButton> split_;
ActionType current_action_;