🔥 Remove switching page control.

Author: AlexV525

lib/src/widget/asset_picker_viewer.dart

@@ -129,10 +129,6 @@ class AssetPickerViewerState extends State<AssetPickerViewer>
   /// 详情部件是否显示
   bool isDisplayingDetail = true;
 
-  /// Whether the [PageView] can switch between pages. Provide for video play.
-  /// 是否允许[PageView]切换页面，用于播放视频时设置。
-  bool isAllowSwitchPage = true;
-
   /// Getter for current asset.
   /// 当前资源的Getter
   AssetEntity get currentAsset => widget.assets.elementAt(currentIndex);
@@ -218,18 +214,6 @@ class AssetPickerViewerState extends State<AssetPickerViewer>
     }
   }
 
-  /// Methods to set [isAllowSwitchPage].
-  /// 设置是否允许切换页面的方法
-  void allowSwitchPages(bool value) {
-    if (value == isAllowSwitchPage) {
-      return;
-    }
-    isAllowSwitchPage = value;
-    if (mounted) {
-      setState(() {});
-    }
-  }
-
   /// Sync selected assets currently with asset picker provider.
   /// 在预览中当前已选的图片同步到选择器的状态
   Future<bool> syncSelectedAssetsWhenPop() async {
@@ -557,10 +541,7 @@ class AssetPickerViewerState extends State<AssetPickerViewer>
               children: <Widget>[
                 Positioned.fill(
                   child: ExtendedImageGesturePageView.builder(
-                    physics: isAllowSwitchPage
-                        ? const CustomScrollPhysics()
-                        : const NeverScrollableScrollPhysics(),
-                    canMovePage: (GestureDetails _) => isAllowSwitchPage,
+                    physics: const CustomScrollPhysics(),
                     controller: pageController,
                     itemCount: widget.assets.length,
                     itemBuilder: assetPageBuilder,

lib/src/widget/builder/video_page_builder.dart

@@ -79,11 +79,7 @@ class _VideoPageBuilderState extends State<VideoPageBuilder> {
 
   /// Listener for the video player.
   /// 播放器的监听方法
-  ///
-  /// Set [allowSwitchPages] in state to false if the video is playing.
-  /// 当视频正在播放时禁止切换页面
   void videoPlayerListener() {
-    widget.state.allowSwitchPages(!(_controller.value?.isPlaying ?? false));
     if (isControllerPlaying != isPlaying) {
       isPlaying = isControllerPlaying;
       if (mounted) {
@@ -135,7 +131,7 @@ class _VideoPageBuilderState extends State<VideoPageBuilder> {
                 GestureDetector(
                   behavior: HitTestBehavior.opaque,
                   onTap: isPlaying
-                      ? _controller.pause
+                      ? playButtonCallback
                       : widget.state.switchDisplayingDetail,
                   child: Center(
                     child: AnimatedOpacity(