diff --git a/arkui/ace_engine/native/native_dialog.h b/arkui/ace_engine/native/native_dialog.h
index 95b1a6cbefda04982a2e908f85bc796178a4954b..df4324d7000db6ff02936d5372e10e9350c7917d 100644
--- a/arkui/ace_engine/native/native_dialog.h
+++ b/arkui/ace_engine/native/native_dialog.h
@@ -60,6 +60,52 @@ typedef enum {
     DIALOG_DISMISS_SLIDE_DOWN,
 } ArkUI_DismissReason;
 
+/**
+* @brief Enumerates the state of dialog.
+*
+* @syscap SystemCapability.ArkUI.ArkUI.Full
+*
+* @since 16
+*/
+typedef enum {
+    /**
+     * @brief Uninitialized.
+     * @syscap SystemCapability.ArkUI.ArkUI.Full
+     * @since 16
+     */
+    DIALOG_UNINITIALIZED = 0,
+    /**
+     * @brief Initialized.
+     * @syscap SystemCapability.ArkUI.ArkUI.Full
+     * @since 16
+     */
+    DIALOG_INITIALIZED,
+    /**
+     * @brief Appearing.
+     * @syscap SystemCapability.ArkUI.ArkUI.Full
+     * @since 16
+     */
+    DIALOG_APPEARING,
+    /**
+     * @brief Appeared.
+     * @syscap SystemCapability.ArkUI.ArkUI.Full
+     * @since 16
+     */
+    DIALOG_APPEARED,
+    /**
+     * @brief Disappearing.
+     * @syscap SystemCapability.ArkUI.ArkUI.Full
+     * @since 16
+     */
+    DIALOG_DISAPPEARING,
+    /**
+     * @brief Disappeared.
+     * @syscap SystemCapability.ArkUI.ArkUI.Full
+     * @since 16
+     */
+    DIALOG_DISAPPEARED,
+} ArkUI_DialogState;
+
 /**
 * @brief Invoked when the dialog box is closed.
 *
@@ -271,6 +317,18 @@ typedef struct {
     *         Returns {@link ARKUI_ERROR_CODE_PARAM_INVALID} if a parameter error occurs.
     */
     int32_t (*close)(ArkUI_NativeDialogHandle handle);
+    /**
+    * @brief Get state of dialog.
+    *
+    * @param handle Indicates the pointer to the custom dialog box controller.
+    * @param state Dialog state object.
+    * @return Returns the error code.
+    *         Returns {@link ARKUI_ERROR_CODE_NO_ERROR} if the operation is successful.
+    *         Returns {@link ARKUI_ERROR_CODE_PARAM_INVALID} if a parameter error occurs.
+    * @since 16
+    */
+    int32_t (*getState)(ArkUI_NativeDialogHandle handle, ArkUI_DialogState* state);
+
     /**
     * @brief Registers a listener for the dismiss event of the custom dialog box.
     *