这里以对话框和进度条的形式展现下载过程,我们使用到了progress_dialog这个插件,可以很方便的显示出一个下载对话框,地址是https://pub.flutter-io.cn/packages/progress_dialog。 使用progress_dialog插件非常简单,首先我们引入依赖文件: import'package:progress_dialog/progress_dialog.dart'; 然后创建一个对话框: Progr...
_isShowDialog){_isShowDialog=true;showDialog(context:context,barrierDismissible:false,builder:(_){returnWillPopScope(onWillPop:()async{// 拦截到返回键,证明dialog被手动关闭_isShowDialog=false;returnFuture.value(true);},child
void _showAlertDialog(BuildContext context) { // flutter defined function showDialog( context: context, builder: (BuildContext context) { // return object of type Dialog return AlertDialog( title: const Text("Diabetes Predicti 浏览2提问于2022-04-28得票数 1 回答已采纳 2回答 颤振:如何在showDialo...
DialogIcon? icon, String? title, String? messgae, Widget? content, required String confirmText, String? cancelText, Function? onConfirm, Function? onCancel, }) { return <Widget>[ if (icon != null) _buildIcon(icon).padding(bottom: 8.h), if (title.isNotEmptyOrNull) TextX.titleSmall(...
ConfirmDialog( "您拒绝了应用的必要权限:\n[$tip],是否重新申请?", canBackDismiss: false, confirmCallback: () => _requestPermission(), cancelCallback: () => SystemNavigator.pop(), )); } else if ( await Permission.camera.isPermanentlyDenied) { ...
Method throws error Biometry is not available Code sample Example Screenshots or Videos Expected dialog(implemented in source code but does not work in this case) Logs No response Flutter Doctor output Doctor output [✓] Flutter (Channel stable, 3.13.9, on macOS 14.0 23A344 darwin-arm64, loc...
_isShowDialog = true; showDialog( context: context, barrierDismissible: false, builder:(_) { return WillPopScope( onWillPop: () async { // 拦截到返回键,证明dialog被手动关闭 _isShowDialog = false; return Future.value(true); }, child: ProgressDialog(hintText: "正在加载..."), ...
'checkFileComplete', {"savePath": savePath, "sign": sign}); if (file_result) { return true; } else { return false; } } 安装APK static install(BuildContext context, String savePath) async { //TODO 弹出提示安装框 Utils.showEnsureCancelDialog(context, "安装包已下载完成,请点击确认安装"...
flutter_downloader:^1.1.7path_provider:1.1.2permission_handler:^3.1.0progress_dialog:^1.1.0+1toast:^0.1.4 我们先新建一个空项目,然后将上述依赖添加到项目的pubspec.yaml文件,添加位置如下: 接下来我们可以在Terminal中输入flutter packagesget或者点击 IDE 左上角的Packagesget字样安装依赖。
Show error dialog when creating a project with canary builds (#4140) Misc test cleanup (#4138) Add null check to guard against missing property (#4135) Add some more logging information to help diagnose the 'method not found' errors (#4125) ...