Add visibility changed signal to Window

[platform/core/uifw/dali-adaptor.git] / dali / devel-api / adaptor-framework / window-devel.h

diff --git a/dali/devel-api/adaptor-framework/window-devel.h b/dali/devel-api/adaptor-framework/window-devel.h
index bbdac10..47e676c 100644 (file)
--- a/dali/devel-api/adaptor-framework/window-devel.h
+++ b/dali/devel-api/adaptor-framework/window-devel.h
@@ -39,6 +39,8 @@ typedef Signal< void (const TouchData&) > TouchSignalType;         ///< Touch si
 
 typedef Signal< void (const WheelEvent&) > WheelEventSignalType;   ///< Touched signal type
 
+typedef Signal< void ( Window, bool ) > VisibilityChangedSignalType; ///< Visibility changed signal type
+
 /**
  * @brief Sets position and size of the window. This API guarantees that both moving and resizing of window will appear on the screen at once.
  *
@@ -53,7 +55,7 @@ DALI_ADAPTOR_API void SetPositionSize( Window window, PositionSize positionSize
  * @param[in] window The window instance
  * @return A valid handle to a RenderTaskList
  */
-Dali::RenderTaskList GetRenderTaskList( Window window );
+DALI_ADAPTOR_API Dali::RenderTaskList GetRenderTaskList( Window window );
 
 /**
  * @brief Retrieve the window that the given actor is added to.
@@ -113,6 +115,55 @@ DALI_ADAPTOR_API TouchSignalType& TouchSignal( Window window );
  */
 DALI_ADAPTOR_API WheelEventSignalType& WheelEventSignal( Window window );
 
+/**
+ * @brief This signal is emitted when the window is shown or hidden.
+ *
+ * A callback of the following type may be connected:
+ * @code
+ *   void YourCallbackName( Window window, bool visible );
+ * @endcode
+ * @param[in] window The window instance
+ * @return The signal to connect to
+ */
+DALI_ADAPTOR_API VisibilityChangedSignalType& VisibilityChangedSignal( Window window );
+
+/**
+ * @brief Sets parent window of the window.
+ *
+ * After setting that, these windows do together when raise-up, lower and iconified/deiconified.
+ * Initially, the window is located on top of the parent. The window can go below parent by calling Lower().
+ * If parent's window stack is changed by calling Raise() or Lower(), child windows are located on top of the parent again.
+ *
+ * @param[in] window The window instance
+ * @param[in] parent The parent window instance
+ */
+DALI_ADAPTOR_API void SetParent( Window window, Window parent );
+
+/**
+ * @brief Unsets parent window of the window.
+ *
+ * After unsetting, the window is disconnected his parent window.
+ *
+ * @param[in] window The window instance
+ */
+DALI_ADAPTOR_API void Unparent( Window window );
+
+/**
+ * @brief Gets parent window of the window.
+ *
+ * @param[in] window The window instance
+ * @return The parent window of the window
+ */
+DALI_ADAPTOR_API Window GetParent( Window window );
+
+/**
+ * @brief Downcast sceneHolder to window
+ *
+ * @param[in] handle The handle need to downcast
+ * @return The window cast from SceneHolder
+ */
+DALI_ADAPTOR_API Window DownCast(  BaseHandle handle );
+
 } // namespace DevelWindow
 
 } // namespace Dali