feat(ohos): forbidden close dialog when back press

Author: etkmao

framework/ohos/src/main/cpp/impl/renderer/native/include/renderer/arkui/dialog_controller.h

@@ -48,7 +48,7 @@ class DialogController {
   void SetGridColumnCount(int32_t gridCount);
   void EnableCustomStyle(bool enableCustomStyle);
   void EnableCustomAnimation(bool enableCustomAnimation);
-  void RegisterOnWillDismiss(ArkUI_OnWillDismissEvent eventHandler);
+  void RegisterOnWillDismiss(void (*callback)(ArkUI_DialogDismissEvent* event));
   void Show();
   void Close();
   void SetShowInPage(int32_t uniqueId);

framework/ohos/src/main/cpp/impl/renderer/native/src/arkui/dialog_controller.cc

@@ -120,10 +120,10 @@ void DialogController::Close(){
   MaybeThrow(NativeDialogApi::GetInstance()->close(dialogHandle));
 }
 
-void DialogController::RegisterOnWillDismiss(ArkUI_OnWillDismissEvent eventHandler){
+void DialogController::RegisterOnWillDismiss(void (*callback)(ArkUI_DialogDismissEvent* event)){
   if(!dialogHandle)
     return;
-  MaybeThrow(NativeDialogApi::GetInstance()->registerOnWillDismiss(dialogHandle,eventHandler));
+  MaybeThrow(NativeDialogApi::GetInstance()->registerOnWillDismissWithUserData(dialogHandle, nullptr, callback));
 }
 
 void DialogController::SetShowInPage(int32_t uniqueId) {

framework/ohos/src/main/cpp/impl/renderer/native/src/components/modal_view.cc

@@ -30,6 +30,17 @@ inline namespace render {
 inline namespace native {
 const int DURATION = 200;
 
+// 自定义Dialog关闭回调函数
+void OnHippyDialogDismiss(ArkUI_DialogDismissEvent* event) {
+  if (!event) {
+    return;
+  }
+  auto reason = OH_ArkUI_DialogDismissEvent_GetDismissReason(event);
+  if (reason == DIALOG_DISMISS_BACK_PRESS || reason == DIALOG_DISMISS_SLIDE_DOWN) {
+    OH_ArkUI_DialogDismissEvent_SetShouldBlockDismiss(event, true);
+  }
+}
+
 ModalView::ModalView(std::shared_ptr<NativeRenderContext> &ctx) : BaseView(ctx) {
 }
 
@@ -114,6 +125,7 @@ void ModalView::OpenDialog(int32_t parentNodeUniqueId) {
   dialog_->SetCornerRadius(0, 0, 0, 0);
   dialog_->SetModalMode(true);
   dialog_->SetContent(GetLocalRootArkUINode()->GetArkUINodeHandle());
+  dialog_->RegisterOnWillDismiss(OnHippyDialogDismiss);
   if (is_show_in_page_ && parentNodeUniqueId > 0) {
     dialog_->SetShowInPage(parentNodeUniqueId);
   }