handle evtBeforeDeposing event

ARM-software · Nov 12, 2024 · a8bd03a · a8bd03a
1 parent c6bb586
commit a8bd03a
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Showing 2 changed files with 27 additions and 3 deletions.
diff --git a/Helper/Include/arm_2d_helper_scene.h b/Helper/Include/arm_2d_helper_scene.h
@@ -123,6 +123,23 @@ extern "C" {
                                                         (NULL,##__VA_ARGS__))
 
 
+/*!
+ * \brief register / update the evtBeforeDeposing event handler.
+ *
+ * \param[in] ptThis the target scene player
+ * \param[in] fnHandler the event handler
+ * \param[in] ... optional, the address of an user specified object.
+ * \return arm_2d_err_t the operation result
+ */
+#define arm_2d_scene_player_register_before_deposing_event_handler(             \
+                                                            __SCENE_PLAYER_PTR, \
+                                                            __HANDLER,          \
+                                                            ...)                \
+            __arm_2d_scene_player_register_before_deposing_event_handler(       \
+                                                        (__SCENE_PLAYER_PTR),   \
+                                                        (__HANDLER),            \
+                                                        (NULL,##__VA_ARGS__))
+
 /*============================ TYPES =========================================*/
 
 /*!

diff --git a/Helper/Source/arm_2d_helper_scene.c b/Helper/Source/arm_2d_helper_scene.c
@@ -339,9 +339,16 @@ static void __arm_2d_scene_player_next_scene(arm_2d_scene_player_t *ptThis)
         }
 
         arm_2d_helper_dirty_region_depose(&ptScene->tDirtyRegionHelper);
-        if (NULL != ptScene->fnDepose) {
-            ptScene->fnDepose(ptScene);
-        }
+
+        ARM_2D_INVOKE_RT_VOID(this.Events.evtBeforeDeposing.fnHandler,
+            ARM_2D_PARAM(
+                this.Events.evtBeforeDeposing.pTarget, 
+                ptThis, 
+                ptScene
+            ));
+
+        ARM_2D_INVOKE_RT_VOID(ptScene->fnDepose, ARM_2D_PARAM(ptScene));
+
     } while(false);
 }