diff --git a/VideoProcessBaseWeb/entry/src/main/ets/sourcecode/Demo01.ets b/VideoProcessBaseWeb/entry/src/main/ets/sourcecode/Demo01.ets
deleted file mode 100644
index 76d1c1c03c2aa1f8272c09c9976d94ed9664628b..0000000000000000000000000000000000000000
--- a/VideoProcessBaseWeb/entry/src/main/ets/sourcecode/Demo01.ets
+++ /dev/null
@@ -1,170 +0,0 @@
-/*
- * Copyright (c) 2024 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import { webview } from '@kit.ArkWeb';
-import { common } from '@kit.AbilityKit';
-import { hilog } from '@kit.PerformanceAnalysisKit';
-import { AlertDialog, ComponentContent, promptAction, window } from '@kit.ArkUI';
-import { Constants } from '../common/Constants';
-import { WebDownloadManager } from '../utils/WebDownloadManager';
-import { downloadControlBuilder } from '../view/DownloadControlView';
-import { customPopupMenuBuilder, getOffset } from '../view/CustomPopupMenu';
-const uiContext: UIContext | undefined = AppStorage.get('uiContext');
-let context = uiContext!.getHostContext()
-@Entry
-@Component
-struct Index {
-  @State isShow: boolean = false;
-  @State pressPosY: number = 0;
-  @State pressPosX: number = 0;
-  @StorageProp(Constants.SYSTEM_LANGUAGE_KEY) language: string = '';
-  private handler: FullScreenExitHandler | null = null;
-  private result: WebContextMenuResult | null = null;
-  private webController: webview.WebviewController = new webview.WebviewController();
-  private isFullScreen: boolean = false;
-  private linkUrl: string = '';
-  private webWidth: number = 0;
-  private webHeight: number = 0;
-  private windowClass: window.Window | null = null;
-  private context: common.UIAbilityContext = context as common.UIAbilityContext;
-  private manager: WebDownloadManager = WebDownloadManager.getInstance();
-  private ctx: UIContext = this.getUIContext();
-  private options: promptAction.BaseDialogOptions = {
-    alignment: DialogAlignment.Center,
-    isModal: true,
-    autoCancel: false,
-    onWillDismiss: () => {
-      WebDownloadManager.getInstance().pause();
-      this.dialogControllerConfirm.open();
-    }
-  };
-  private contentNode: ComponentContent<Object> = new ComponentContent(this.ctx, wrapBuilder(downloadControlBuilder));
-  private dialogControllerConfirm: CustomDialogController = new CustomDialogController({
-    builder: AlertDialog({
-      primaryTitle: $r('app.string.confirm_cancel'),
-      content: $r('app.string.confirm_task_cancel'),
-      primaryButton: {
-        value: $r('app.string.cancel_download'),
-        fontColor: Color.Red,
-        action: () => {
-          this.manager.cancel();
-          this.closeDownloadDialog();
-        }
-      },
-      secondaryButton: {
-        value: $r('app.string.resume_download'),
-        action: () => {
-          this.manager.unpause();
-        }
-      }
-    })
-  });
-  private openDownloadDialog = () => {
-    this.ctx.getPromptAction().openCustomDialog(this.contentNode, this.options);
-  };
-  private closeDownloadDialog = () => {
-    this.ctx.getPromptAction().closeCustomDialog(this.contentNode);
-  };
-  private changeIsShow = () => {
-    this.isShow = !this.isShow;
-  };
-
-  aboutToAppear(): void {
-    window.getLastWindow(this.context).then((windowClass) => this.windowClass = windowClass);
-    this.manager.registerController(Constants.INDEX_WEB_CONTROLLER, this.webController);
-    AppStorage.setOrCreate<ComponentContent<Object>>('contentNode', this.contentNode);
-    hilog.info(0x000, Constants.TAG, 'language: ' + this.language);
-  }
-
-  /**
-   * Changes the preferred orientation of the window.
-   *
-   * @param orientation - The preferred orientation to set. This should be a value from the `window.Orientation` enum.
-   * @returns void - This function does not return any value.
-   */
-  changeOrientation(orientation: window.Orientation) {
-    this.windowClass?.setPreferredOrientation(orientation);
-  }
-
-  onBackPress(): boolean | void {
-    if (this.isFullScreen && this.handler) {
-      this.handler.exitFullScreen();
-      return true;
-    }
-    return false;
-  }
-
-  build() {
-    Column() {
-      // [Start web]
-      // src/main/ets/pages/Index.ets
-
-      Web({
-        src: $rawfile(/zh/.test(this.language) ? 'index_cn.html' : 'index_en.html'),
-        controller: this.webController
-      })
-        // [StartExclude web]
-        .zoomAccess(false)
-        .width('100%')
-        .height('100%')
-        // [EndExclude web]
-         .expandSafeArea([SafeAreaType.SYSTEM])
-        // [End web]
-        .onAreaChange((oldArea, newArea) => {
-          this.webWidth = newArea.width as number;
-          this.webHeight = newArea.height as number;
-        })
-        .onContextMenuShow((event) => {
-          if (!event) {
-            return false;
-          }
-          this.result = event.result;
-          this.pressPosX = this.getUIContext().px2vp(event.param.x());
-          this.pressPosY = this.getUIContext().px2vp(event.param.y());
-          this.linkUrl = event.param.getSourceUrl();
-          this.isShow = true;
-          return true;
-        })
-        .bindPopup(this.isShow, {
-          builder: customPopupMenuBuilder(
-            this.linkUrl,
-            this.context,
-            this.openDownloadDialog,
-            this.closeDownloadDialog,
-            this.changeIsShow,
-          ),
-          enableArrow: false,
-          placement: Placement.TopLeft,
-          offset: getOffset(this.webWidth, this.webHeight,
-            this.pressPosX, this.pressPosY),
-          onStateChange: (e) => {
-            if (!e.isVisible) {
-              this.isShow = false;
-              this.result?.closeContextMenu();
-            }
-          }
-        })
-        .onFullScreenEnter((event) => {
-          this.handler = event.handler;
-          this.changeOrientation(window.Orientation.LANDSCAPE);
-          this.isFullScreen = true;
-        })
-        .onFullScreenExit(() => {
-          this.changeOrientation(window.Orientation.PORTRAIT);
-          this.isFullScreen = false;
-        })
-    }
-  }
-}
\ No newline at end of file
diff --git a/VideoProcessBaseWeb/entry/src/main/ets/sourcecode/Demo02.ets b/VideoProcessBaseWeb/entry/src/main/ets/sourcecode/Demo02.ets
deleted file mode 100644
index 244c6ac9d92b2fd6a41a23b9863ea1278ee45150..0000000000000000000000000000000000000000
--- a/VideoProcessBaseWeb/entry/src/main/ets/sourcecode/Demo02.ets
+++ /dev/null
@@ -1,46 +0,0 @@
-/*
- * Copyright (c) 2024 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import { window } from '@kit.ArkUI';
-import { common } from '@kit.AbilityKit';
-
-// src/main/ets/pages/Index.ets
-const uiContext: UIContext | undefined = AppStorage.get('uiContext');
-let context = uiContext!.getHostContext()
-// [Start component_index]
-@Entry
-@Component
-struct Index {
-  private windowClass: window.Window | null = null;
-  private context: common.UIAbilityContext = context as common.UIAbilityContext;
-
-  aboutToAppear(): void {
-    window.getLastWindow(this.context).then((windowClass) => this.windowClass = windowClass);
-  }
-
-  /**
-   * Changes the preferred orientation of the window.
-   *
-   * @param orientation - The preferred orientation to set. This should be a value from the `window.Orientation` enum.
-   * @returns void - This function does not return any value.
-   */
-  changeOrientation(orientation: window.Orientation) {
-    this.windowClass?.setPreferredOrientation(orientation);
-  }
-
-  build() {
-  }
-}
-// [End component_index]
\ No newline at end of file
diff --git a/VideoProcessBaseWeb/entry/src/main/ets/sourcecode/Demo03.ets b/VideoProcessBaseWeb/entry/src/main/ets/sourcecode/Demo03.ets
deleted file mode 100644
index 35f09f466bb2e413ac39a576ebee30837d27a099..0000000000000000000000000000000000000000
--- a/VideoProcessBaseWeb/entry/src/main/ets/sourcecode/Demo03.ets
+++ /dev/null
@@ -1,52 +0,0 @@
-/*
- * Copyright (c) 2024 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import { window } from '@kit.ArkUI';
-import { Constants } from '../common/Constants';
-import { webview } from '@kit.ArkWeb';
-
-// src/main/ets/pages/Index.ets
-
-// [Start isfull_screen]
-@Entry
-@Component
-struct Index {
-  private isFullScreen: boolean = false;
-  private handler: FullScreenExitHandler | null = null;
-  // [StartExclude isfull_screen]
-  @StorageProp(Constants.SYSTEM_LANGUAGE_KEY) language: string = '';
-  private webController: webview.WebviewController = new webview.WebviewController();
-  private windowClass: window.Window | null = null;
-
-  changeOrientation(orientation: window.Orientation) {
-    this.windowClass?.setPreferredOrientation(orientation);
-  }
-  // [EndExclude isfull_screen]
-
-  build() {
-    Column() {
-      Web({
-        src: $rawfile(/zh/.test(this.language) ? 'index_cn.html' : 'index_en.html'),
-        controller: this.webController
-      })
-        .onFullScreenEnter((event) => {
-          this.handler = event.handler;
-          this.changeOrientation(window.Orientation.LANDSCAPE);
-          this.isFullScreen = true;
-        })
-    }
-  }
-}
-// [End isfull_screen]
\ No newline at end of file
diff --git a/VideoProcessBaseWeb/entry/src/main/ets/sourcecode/Demo04.ets b/VideoProcessBaseWeb/entry/src/main/ets/sourcecode/Demo04.ets
deleted file mode 100644
index cb1cd1273ef132142815737698dfa6972613e3d7..0000000000000000000000000000000000000000
--- a/VideoProcessBaseWeb/entry/src/main/ets/sourcecode/Demo04.ets
+++ /dev/null
@@ -1,59 +0,0 @@
-/*
- * Copyright (c) 2024 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import { webview } from '@kit.ArkWeb';
-import { window } from '@kit.ArkUI';
-import { Constants } from '../common/Constants';
-
-@Entry
-@Component
-struct Index {
-  @StorageProp(Constants.SYSTEM_LANGUAGE_KEY) language: string = '';
-  private isFullScreen: boolean = false;
-  private windowClass: window.Window | null = null;
-  private handler: FullScreenExitHandler | null = null;
-  private webController: webview.WebviewController = new webview.WebviewController();
-
-  changeOrientation(orientation: window.Orientation) {
-    this.windowClass?.setPreferredOrientation(orientation);
-  }
-
-  // [Start on_back_press]
-  // src/main/ets/pages/Index.ets
-  onBackPress(): boolean | void {
-    if (this.isFullScreen && this.handler) {
-      this.handler.exitFullScreen();
-      return true;
-    }
-    return false;
-  }
-  // [End on_back_press]
-
-  build() {
-    Column() {
-      // [Start rawfile]
-      // src/main/ets/pages/Index.ets
-      Web({
-        src: $rawfile(/zh/.test(this.language) ? 'index_cn.html' : 'index_en.html'),
-        controller: this.webController
-      })
-        .onFullScreenExit(() => {
-          this.changeOrientation(window.Orientation.PORTRAIT);
-          this.isFullScreen = false;
-        })
-      // [End rawfile]
-    }
-  }
-}
\ No newline at end of file
diff --git a/VideoProcessBaseWeb/entry/src/main/ets/sourcecode/Demo05.ets b/VideoProcessBaseWeb/entry/src/main/ets/sourcecode/Demo05.ets
deleted file mode 100644
index 338fd5166c434a252ef763631819e87fa87613da..0000000000000000000000000000000000000000
--- a/VideoProcessBaseWeb/entry/src/main/ets/sourcecode/Demo05.ets
+++ /dev/null
@@ -1,172 +0,0 @@
-/*
- * Copyright (c) 2024 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import { webview } from '@kit.ArkWeb';
-import { common } from '@kit.AbilityKit';
-import { hilog } from '@kit.PerformanceAnalysisKit';
-import { AlertDialog, ComponentContent, promptAction, window } from '@kit.ArkUI';
-import { Constants } from '../common/Constants';
-import { WebDownloadManager } from '../utils/WebDownloadManager';
-import { downloadControlBuilder } from '../view/DownloadControlView';
-import { customPopupMenuBuilder, getOffset } from '../view/CustomPopupMenu';
-// [Start uicontext_index]
-// src/main/ets/pages/Index.ets
-const uiContext: UIContext | undefined = AppStorage.get('uiContext');
-let context = uiContext!.getHostContext()
-@Entry
-@Component
-struct Index {
-  @State isShow: boolean = false;
-  // [StartExclude uicontext_index]
-  @State pressPosY: number = 0;
-  @State pressPosX: number = 0;
-  @StorageProp(Constants.SYSTEM_LANGUAGE_KEY) language: string = '';
-  private handler: FullScreenExitHandler | null = null;
-  private result: WebContextMenuResult | null = null;
-  private webController: webview.WebviewController = new webview.WebviewController();
-  private isFullScreen: boolean = false;
-  private linkUrl: string = '';
-  private webWidth: number = 0;
-  private webHeight: number = 0;
-  private windowClass: window.Window | null = null;
-  private context: common.UIAbilityContext = context as common.UIAbilityContext;
-  private manager: WebDownloadManager = WebDownloadManager.getInstance();
-  private ctx: UIContext = this.getUIContext();
-  private options: promptAction.BaseDialogOptions = {
-    alignment: DialogAlignment.Center,
-    isModal: true,
-    autoCancel: false,
-    onWillDismiss: () => {
-      WebDownloadManager.getInstance().pause();
-      this.dialogControllerConfirm.open();
-    }
-  };
-  private contentNode: ComponentContent<Object> = new ComponentContent(this.ctx, wrapBuilder(downloadControlBuilder));
-  private dialogControllerConfirm: CustomDialogController = new CustomDialogController({
-    builder: AlertDialog({
-      primaryTitle: $r('app.string.confirm_cancel'),
-      content: $r('app.string.confirm_task_cancel'),
-      primaryButton: {
-        value: $r('app.string.cancel_download'),
-        fontColor: Color.Red,
-        action: () => {
-          this.manager.cancel();
-          this.closeDownloadDialog();
-        }
-      },
-      secondaryButton: {
-        value: $r('app.string.resume_download'),
-        action: () => {
-          this.manager.unpause();
-        }
-      }
-    })
-  });
-  private openDownloadDialog = () => {
-    this.ctx.getPromptAction().openCustomDialog(this.contentNode, this.options);
-  };
-  private closeDownloadDialog = () => {
-    this.ctx.getPromptAction().closeCustomDialog(this.contentNode);
-  };
-  private changeIsShow = () => {
-    this.isShow = !this.isShow;
-  };
-
-  aboutToAppear(): void {
-    window.getLastWindow(this.context).then((windowClass) => this.windowClass = windowClass);
-    this.manager.registerController(Constants.INDEX_WEB_CONTROLLER, this.webController);
-    AppStorage.setOrCreate<ComponentContent<Object>>('contentNode', this.contentNode);
-    hilog.info(0x000, Constants.TAG, 'language: ' + this.language);
-  }
-
-  /**
-   * Changes the preferred orientation of the window.
-   *
-   * @param orientation - The preferred orientation to set. This should be a value from the `window.Orientation` enum.
-   * @returns void - This function does not return any value.
-   */
-  changeOrientation(orientation: window.Orientation) {
-    this.windowClass?.setPreferredOrientation(orientation);
-  }
-
-  onBackPress(): boolean | void {
-    if (this.isFullScreen && this.handler) {
-      this.handler.exitFullScreen();
-      return true;
-    }
-    return false;
-  }
-
-  // [EndExclude uicontext_index]
-  build() {
-    Column() {
-      Web({
-        src: $rawfile(/zh/.test(this.language) ? 'index_cn.html' : 'index_en.html'),
-        controller: this.webController
-      })
-        // [StartExclude uicontext_index]
-        .zoomAccess(false)
-        .width('100%')
-        .height('100%')
-        .onAreaChange((oldArea, newArea) => {
-          this.webWidth = newArea.width as number;
-          this.webHeight = newArea.height as number;
-        })
-        .onContextMenuShow((event) => {
-          if (!event) {
-            return false;
-          }
-          this.result = event.result;
-          this.pressPosX = this.getUIContext().px2vp(event.param.x());
-          this.pressPosY = this.getUIContext().px2vp(event.param.y());
-          this.linkUrl = event.param.getSourceUrl();
-          this.isShow = true;
-          return true;
-        })
-          // [EndExclude uicontext_index]
-        .bindPopup(this.isShow, {
-          builder: customPopupMenuBuilder(
-            this.linkUrl,
-            this.context,
-            this.openDownloadDialog,
-            this.closeDownloadDialog,
-            this.changeIsShow,
-          ),
-          enableArrow: false,
-          placement: Placement.TopLeft,
-          offset: getOffset(this.webWidth, this.webHeight,
-            this.pressPosX, this.pressPosY),
-          onStateChange: (event) => {
-            if (!event.isVisible) {
-              this.isShow = false;
-              this.result?.closeContextMenu();
-            }
-          }
-        })
-        // [StartExclude uicontext_index]
-        .onFullScreenEnter((event) => {
-          this.handler = event.handler;
-          this.changeOrientation(window.Orientation.LANDSCAPE);
-          this.isFullScreen = true;
-        })
-        .onFullScreenExit(() => {
-          this.changeOrientation(window.Orientation.PORTRAIT);
-          this.isFullScreen = false;
-        })
-        // [EndExclude uicontext_index]
-    }
-  }
-}
-// [End uicontext_index]
\ No newline at end of file
diff --git a/VideoProcessBaseWeb/entry/src/main/ets/sourcecode/Demo06.ets b/VideoProcessBaseWeb/entry/src/main/ets/sourcecode/Demo06.ets
deleted file mode 100644
index 1167b463dc921acb39792228ed7c63287de96542..0000000000000000000000000000000000000000
--- a/VideoProcessBaseWeb/entry/src/main/ets/sourcecode/Demo06.ets
+++ /dev/null
@@ -1,183 +0,0 @@
-/*
- * Copyright (c) 2024 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import { webview } from '@kit.ArkWeb';
-import { common } from '@kit.AbilityKit';
-import { hilog } from '@kit.PerformanceAnalysisKit';
-import { AlertDialog, ComponentContent, promptAction, window } from '@kit.ArkUI';
-import { Constants } from '../common/Constants';
-import { WebDownloadManager } from '../utils/WebDownloadManager';
-import { downloadControlBuilder } from '../view/DownloadControlView';
-import { customPopupMenuBuilder, getOffset } from '../view/CustomPopupMenu';
-// src/main/ets/pages/Index.ets
-const uiContext: UIContext | undefined = AppStorage.get('uiContext');
-let context = uiContext!.getHostContext()
-// [Start uicontext_isshow]
-// [Start get_host_context]
-@Entry
-@Component
-struct Index {
-  @State isShow: boolean = false;
-  // [StartExclude uicontext_isshow]
-  // [StartExclude get_host_context]
-  @State pressPosY: number = 0;
-  @State pressPosX: number = 0;
-  @StorageProp(Constants.SYSTEM_LANGUAGE_KEY) language: string = '';
-  private handler: FullScreenExitHandler | null = null;
-  private result: WebContextMenuResult | null = null;
-  private webController: webview.WebviewController = new webview.WebviewController();
-  private isFullScreen: boolean = false;
-  private linkUrl: string = '';
-  private webWidth: number = 0;
-  private webHeight: number = 0;
-  private windowClass: window.Window | null = null;
-  private context: common.UIAbilityContext = context as common.UIAbilityContext;
-  private manager: WebDownloadManager = WebDownloadManager.getInstance();
-  private ctx: UIContext = this.getUIContext();
-  private options: promptAction.BaseDialogOptions = {
-    alignment: DialogAlignment.Center,
-    isModal: true,
-    autoCancel: false,
-    onWillDismiss: () => {
-      WebDownloadManager.getInstance().pause();
-      this.dialogControllerConfirm.open();
-    }
-  };
-  private contentNode: ComponentContent<Object> = new ComponentContent(this.ctx, wrapBuilder(downloadControlBuilder));
-  private dialogControllerConfirm: CustomDialogController = new CustomDialogController({
-    builder: AlertDialog({
-      primaryTitle: $r('app.string.confirm_cancel'),
-      content: $r('app.string.confirm_task_cancel'),
-      primaryButton: {
-        value: $r('app.string.cancel_download'),
-        fontColor: Color.Red,
-        action: () => {
-          this.manager.cancel();
-          this.closeDownloadDialog();
-        }
-      },
-      secondaryButton: {
-        value: $r('app.string.resume_download'),
-        action: () => {
-          this.manager.unpause();
-        }
-      }
-    })
-  });
-  private openDownloadDialog = () => {
-    this.ctx.getPromptAction().openCustomDialog(this.contentNode, this.options);
-  };
-  private closeDownloadDialog = () => {
-    this.ctx.getPromptAction().closeCustomDialog(this.contentNode);
-  };
-  private changeIsShow = () => {
-    this.isShow = !this.isShow;
-  };
-
-  aboutToAppear(): void {
-    window.getLastWindow(this.context).then((windowClass) => this.windowClass = windowClass);
-    this.manager.registerController(Constants.INDEX_WEB_CONTROLLER, this.webController);
-    AppStorage.setOrCreate<ComponentContent<Object>>('contentNode', this.contentNode);
-    hilog.info(0x000, Constants.TAG, 'language: ' + this.language);
-  }
-
-  /**
-   * Changes the preferred orientation of the window.
-   *
-   * @param orientation - The preferred orientation to set. This should be a value from the `window.Orientation` enum.
-   * @returns void - This function does not return any value.
-   */
-  changeOrientation(orientation: window.Orientation) {
-    this.windowClass?.setPreferredOrientation(orientation);
-  }
-
-  onBackPress(): boolean | void {
-    if (this.isFullScreen && this.handler) {
-      this.handler.exitFullScreen();
-      return true;
-    }
-    return false;
-  }
-  // [EndExclude uicontext_isshow]
-  // [EndExclude get_host_context]
-  build() {
-    Column() {
-      Web({
-        src: $rawfile(/zh/.test(this.language) ? 'index_cn.html' : 'index_en.html'),
-        controller: this.webController
-      })
-        // [StartExclude get_host_context]
-        // [StartExclude uicontext_isshow]
-        .zoomAccess(false)
-        .width('100%')
-        .height('100%')
-        .onAreaChange((oldArea, newArea) => {
-          this.webWidth = newArea.width as number;
-          this.webHeight = newArea.height as number;
-        })
-          // [EndExclude uicontext_isshow]
-          // [EndExclude get_host_context]
-        .onContextMenuShow((event) => {
-          if (!event) {
-            return false;
-          }
-          // [StartExclude get_host_context]
-          // [StartExclude uicontext_isshow]
-          this.result = event.result;
-          this.pressPosX = this.getUIContext().px2vp(event.param.x());
-          this.pressPosY = this.getUIContext().px2vp(event.param.y());
-          // [EndExclude get_host_context]
-          // [EndExclude uicontext_isshow]
-          this.linkUrl = event.param.getSourceUrl();
-          this.isShow = true;
-          return true;
-        })
-          // [StartExclude get_host_context]
-          // [StartExclude uicontext_isshow]
-        .bindPopup(this.isShow, {
-          builder: customPopupMenuBuilder(
-            this.linkUrl,
-            this.context,
-            this.openDownloadDialog,
-            this.closeDownloadDialog,
-            this.changeIsShow,
-          ),
-          enableArrow: false,
-          placement: Placement.TopLeft,
-          offset: getOffset(this.webWidth, this.webHeight,
-            this.pressPosX, this.pressPosY),
-          onStateChange: (e) => {
-            if (!e.isVisible) {
-              this.isShow = false;
-              this.result?.closeContextMenu();
-            }
-          }
-        })
-        .onFullScreenEnter((event) => {
-          this.handler = event.handler;
-          this.changeOrientation(window.Orientation.LANDSCAPE);
-          this.isFullScreen = true;
-        })
-        .onFullScreenExit(() => {
-          this.changeOrientation(window.Orientation.PORTRAIT);
-          this.isFullScreen = false;
-        })
-      // [EndExclude uicontext_isshow]
-      // [EndExclude get_host_context]
-    }
-  }
-}
-// [End get_host_context]
-// [End uicontext_isshow]
\ No newline at end of file
diff --git a/VideoProcessBaseWeb/entry/src/main/ets/sourcecode/Demo07.ets b/VideoProcessBaseWeb/entry/src/main/ets/sourcecode/Demo07.ets
deleted file mode 100644
index 444132fb7d2e66ba212c9289288d727bbe34aec0..0000000000000000000000000000000000000000
--- a/VideoProcessBaseWeb/entry/src/main/ets/sourcecode/Demo07.ets
+++ /dev/null
@@ -1,160 +0,0 @@
-/*
- * Copyright (c) 2024 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import { webview } from '@kit.ArkWeb';
-import { fileIo } from '@kit.CoreFileKit';
-import { hilog } from '@kit.PerformanceAnalysisKit';
-import { Constants } from '../common/Constants';
-
-interface ControllerManager {
-  registerController(name: string, controller: webview.WebviewController): void;
-
-  getController(name: string): webview.WebviewController | undefined;
-}
-
-abstract class AbstractWebDownloadManager {
-  abstract start(controllerName: string, path: string, url: string): void;
-
-  abstract pause(): void;
-
-  abstract resume(): void;
-
-  abstract cancel(): void;
-}
-
-@Observed
-// [Start web_download_manager]
-// src/main/ets/utils/WebDownloadManager.ets
-
-export class WebDownloadManager extends AbstractWebDownloadManager
-implements ControllerManager {
-  // [StartExclude web_download_manager]
-  downloadSpeed: number = 0;
-  downloadProgress: number = 0;
-  taskStatus: webview.WebDownloadState = webview.WebDownloadState.IN_PROGRESS;
-  private static instance: WebDownloadManager;
-  private sourcePath: string = '';
-  private failedData: Uint8Array = new Uint8Array();
-  private controllers: Map<string, webview.WebviewController> = new Map();
-  private currentTask: webview.WebDownloadItem = new webview.WebDownloadItem();
-  // [EndExclude web_download_manager]
-  // Define the download delegate instance.
-  private delegate: webview.WebDownloadDelegate = new webview.WebDownloadDelegate();
-
-  // [StartExclude web_download_manager]
-  private constructor() {
-    super()
-  }
-
-  public static getInstance() {
-    if (!WebDownloadManager.instance) {
-      WebDownloadManager.instance = new WebDownloadManager();
-    }
-    return WebDownloadManager.instance;
-  }
-
-  // [EndExclude web_download_manager]
-  public start(controllerName: string, path: string, url: string): Promise<string> {
-    return new Promise((resolve, reject) => {
-      const controller = this.getController(controllerName);
-      // [StartExclude web_download_manager]
-      this.delegate.onBeforeDownload((webDownloadItem: webview.WebDownloadItem) => {
-        this.currentTask = webDownloadItem;
-        this.sourcePath = path + '/' + webDownloadItem.getSuggestedFileName();
-        this.currentTask.start(this.sourcePath);
-        // Specify the download path before downloading.
-        this.taskStatus = webDownloadItem.getState();
-      })
-      this.delegate.onDownloadUpdated((webDownloadItem: webview.WebDownloadItem) => {
-        this.currentTask = webDownloadItem;
-        // maintain download progress.
-        this.downloadProgress = webDownloadItem.getPercentComplete();
-        this.downloadSpeed = webDownloadItem.getCurrentSpeed();
-        this.taskStatus = webDownloadItem.getState();
-      })
-      this.delegate.onDownloadFailed((webDownloadItem: webview.WebDownloadItem) => {
-        // Serialize the download data when the download fails to resume the download.
-        this.failedData = webDownloadItem.serialize();
-        this.taskStatus = webDownloadItem.getState();
-        reject(new Error('download failed'));
-      })
-      this.delegate.onDownloadFinish((webDownloadItem: webview.WebDownloadItem) => {
-        this.taskStatus = webDownloadItem.getState();
-        resolve(this.sourcePath);
-      })
-      // [EndExclude web_download_manager]
-      // Associate the download delegate with the webview controller.
-      controller?.setDownloadDelegate(this.delegate);
-      // [StartExclude web_download_manager]
-      controller?.startDownload(url);
-      // [EndExclude web_download_manager]
-    });
-  }
-
-  // [StartExclude web_download_manager]
-  public pause() {
-    const state = this.currentTask.getState();
-    if (state === webview.WebDownloadState.IN_PROGRESS) {
-      this.currentTask.pause();
-    }
-  }
-
-  public unpause() {
-    const state = this.currentTask.getState();
-    if (state === webview.WebDownloadState.PAUSED) {
-      this.currentTask.resume();
-    }
-  }
-
-  // Provides an external interface for resuming downloads.
-  public resume() {
-    const state = this.currentTask.getState();
-    if (state === webview.WebDownloadState.CANCELED) {
-      webview.WebDownloadManager.setDownloadDelegate(this.delegate);
-      webview.WebDownloadManager.resumeDownload(webview.WebDownloadItem.deserialize(this.failedData));
-    }
-  }
-
-  public cancel(): void {
-    try {
-      this.currentTask.cancel();
-      this.taskStatus = this.currentTask.getState();
-      this.deleteFile();
-    } catch (e) {
-      hilog.error(0x000, Constants.TAG, `failed to cancel：${JSON.stringify(e)}`);
-    }
-  }
-
-  public clearProgress() {
-    this.downloadSpeed = 0;
-    this.downloadProgress = 0;
-  }
-
-  public deleteFile() {
-    if (fileIo.accessSync(this.sourcePath)) {
-      fileIo.unlink(this.sourcePath);
-    }
-  }
-
-  public registerController(name: string, controller: webview.WebviewController): void {
-    this.controllers.set(name, controller);
-  }
-
-  public getController(name: string): webview.WebviewController | undefined {
-    return this.controllers.get(name);
-  }
-  // [EndExclude web_download_manager]
-}
-// [End web_download_manager]
\ No newline at end of file
diff --git a/VideoProcessBaseWeb/entry/src/main/ets/sourcecode/Demo08.ets b/VideoProcessBaseWeb/entry/src/main/ets/sourcecode/Demo08.ets
deleted file mode 100644
index 03b34be11db06b541fb4674e90e57723df94e977..0000000000000000000000000000000000000000
--- a/VideoProcessBaseWeb/entry/src/main/ets/sourcecode/Demo08.ets
+++ /dev/null
@@ -1,176 +0,0 @@
-/*
- * Copyright (c) 2024 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import { webview } from '@kit.ArkWeb';
-import { fileIo } from '@kit.CoreFileKit';
-import { hilog } from '@kit.PerformanceAnalysisKit';
-import { Constants } from '../common/Constants';
-import { promptAction } from '@kit.ArkUI';
-const uiContext: UIContext | undefined = AppStorage.get('uiContext');
-let context = uiContext!.getPromptAction()
-interface ControllerManager {
-  registerController(name: string, controller: webview.WebviewController): void;
-
-  getController(name: string): webview.WebviewController | undefined;
-}
-
-abstract class AbstractWebDownloadManager {
-  abstract start(controllerName: string, path: string, url: string): void;
-
-  abstract pause(): void;
-
-  abstract resume(): void;
-
-  abstract cancel(): void;
-}
-
-@Observed
-export class WebDownloadManager extends AbstractWebDownloadManager
-implements ControllerManager {
-  downloadSpeed: number = 0;
-  downloadProgress: number = 0;
-  taskStatus: webview.WebDownloadState = webview.WebDownloadState.IN_PROGRESS;
-  private static instance: WebDownloadManager;
-  private sourcePath: string = '';
-  private failedData: Uint8Array = new Uint8Array();
-  private controllers: Map<string, webview.WebviewController> = new Map();
-  private currentTask: webview.WebDownloadItem = new webview.WebDownloadItem();
-  // Define the download delegate instance.
-  private delegate: webview.WebDownloadDelegate = new webview.WebDownloadDelegate();
-
-  private constructor() {
-    super()
-  }
-
-  public static getInstance() {
-    if (!WebDownloadManager.instance) {
-      WebDownloadManager.instance = new WebDownloadManager();
-    }
-    return WebDownloadManager.instance;
-  }
-
-  public start(controllerName: string, path: string, url: string): Promise<string> {
-    return new Promise((resolve, reject) => {
-      const controller = this.getController(controllerName);
-      // [Start delegate]
-      // src/main/ets/utils/WebDownloadManager.ets
-
-      this.delegate.onBeforeDownload((webDownloadItem: webview.WebDownloadItem) => {
-        this.currentTask = webDownloadItem;
-        this.sourcePath = path + '/' + webDownloadItem.getSuggestedFileName();
-        // Specify the download path before downloading.
-        this.currentTask.start(this.sourcePath);
-        this.taskStatus = webDownloadItem.getState();
-      })
-      // [End delegate]
-
-      // [Start ondownloadupdated]
-      // src/main/ets/utils/WebDownloadManager.ets
-
-      this.delegate.onDownloadUpdated((webDownloadItem: webview.WebDownloadItem) => {
-        this.currentTask = webDownloadItem;
-        // maintain download progress.
-        this.downloadProgress = webDownloadItem.getPercentComplete();
-        this.downloadSpeed = webDownloadItem.getCurrentSpeed();
-        this.taskStatus = webDownloadItem.getState();
-      })
-      // [End ondownloadupdated]
-      // [Start failed_data]
-      // src/main/ets/utils/WebDownloadManager.ets
-
-      this.delegate.onDownloadFailed((webDownloadItem: webview.WebDownloadItem) => {
-        // Serialize the download data when the download fails to resume the download.
-        this.failedData = webDownloadItem.serialize();
-        this.taskStatus = webDownloadItem.getState();
-        reject(new Error('download failed'));
-      })
-      // [End failed_data]
-
-      // [Start delegate]
-      // src/main/ets/utils/WebDownloadManager.ets
-
-      this.delegate.onDownloadFinish((webDownloadItem: webview.WebDownloadItem) => {
-        // After the download is complete, execute the custom logic.
-        context.showToast({ message: $r('app.string.download_success') })
-        // [StartExclude delegate]
-        this.taskStatus = webDownloadItem.getState();
-        resolve(this.sourcePath);
-        // [EndExclude delegate]
-      })
-      // [End delegate]
-      // Associate the download delegate with the webview controller.
-      controller?.setDownloadDelegate(this.delegate);
-      // src/main/ets/utils/WebDownloadManager.ets
-
-      controller?.startDownload(url);
-    });
-  }
-
-  public pause() {
-    const state = this.currentTask.getState();
-    if (state === webview.WebDownloadState.IN_PROGRESS) {
-      this.currentTask.pause();
-    }
-  }
-
-  public unpause() {
-    const state = this.currentTask.getState();
-    if (state === webview.WebDownloadState.PAUSED) {
-      this.currentTask.resume();
-    }
-  }
-
-  // [Start resume_public]
-  // src/main/ets/utils/WebDownloadManager.ets
-
-  // Provides an external interface for resuming downloads.
-  public resume() {
-    const state = this.currentTask.getState();
-    if (state === webview.WebDownloadState.CANCELED) {
-      webview.WebDownloadManager.setDownloadDelegate(this.delegate);
-      webview.WebDownloadManager.resumeDownload(webview.WebDownloadItem.deserialize(this.failedData));
-    }
-  }
-  // [End resume_public]
-
-  public cancel(): void {
-    try {
-      this.currentTask.cancel();
-      this.taskStatus = this.currentTask.getState();
-      this.deleteFile();
-    } catch (e) {
-      hilog.error(0x000, Constants.TAG, `failed to cancel：${JSON.stringify(e)}`);
-    }
-  }
-
-  public clearProgress() {
-    this.downloadSpeed = 0;
-    this.downloadProgress = 0;
-  }
-
-  public deleteFile() {
-    if (fileIo.accessSync(this.sourcePath)) {
-      fileIo.unlink(this.sourcePath);
-    }
-  }
-
-  public registerController(name: string, controller: webview.WebviewController): void {
-    this.controllers.set(name, controller);
-  }
-
-  public getController(name: string): webview.WebviewController | undefined {
-    return this.controllers.get(name);
-  }
-}
\ No newline at end of file