各种选择框
文件夹选择
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| FolderPicker pick = new FolderPicker();
pick.FileTypeFilter.Add("*");
var folder = await pick.PickSingleFolderAsync();
if (folder != null)
{
TB_HexoPath.Text = folder.Path;
}
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ContentDialog
张高兴的 UWP 开发笔记：定制 ContentDialog 样式
在本地保存和加载设置
保存设置
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| ApplicationDataContainer localSetting=ApplicationData.Current.RoamingSettings;
localSetting.Values[key] = value;
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加载设置
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| ApplicationDataContainer localSetting=ApplicationData.Current.RoamingSettings;
string value = localSetting.Values[key] as string;
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通知消息
首先需要通过NuGet安装 Microsoft.Toolkit.Uwp.Notifications
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| ToastContent Content = new ToastContent()
{
Scenario = ToastScenario.Reminder,
Visual = new ToastVisual()
{
BindingGeneric = new ToastBindingGeneric()
{
Children =
{
new AdaptiveText(){Text = "正在等待用户完成操作..."},
new AdaptiveText(){Text = "请开启文件系统权限"},
new AdaptiveText(){Text = "随后点击下方的立即启动"}
}
}
},
Actions = new ToastActionsCustom
{
Buttons =
{
new ToastButton("立即启动","Restart")
{
ActivationType =ToastActivationType.Foreground
},
new ToastButtonDismiss("稍后")
}
}
};
ToastNotificationManager.CreateToastNotifier().Show(new ToastNotification(Content.GetXml()));
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访问其他磁盘文件权限
Package.appxmanifest 中添加权限
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| <Package
...
xmlns:rescap="http://schemas.microsoft.com/appx/manifest/foundation/windows10/restrictedcapabilities"
IgnorableNamespaces="uap mp rescap">
...
<Capabilities>
<rescap:Capability Name="broadFileSystemAccess" />
</Capabilities>
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判断是否有权限
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| void Method()
{
bool isFileAccessible = await CheckFileAccessAuthority().ConfigureAwait(false);
}
Task<bool> CheckFileAccessAuthority()
{
return Task.Run(() =>
{
try
{
var folder = StorageFolder.GetFolderFromPathAsync(Environment.GetLogicalDrives().FirstOrDefault()).AsTask().Result;
return true;
}
catch
{
return false;
}
});
}
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进入设置开启权限
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| await Launcher.LaunchUriAsync(new Uri("ms-settings:privacy-broadfilesystemaccess"));
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获取APP信息
获取版本号
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| Windows.ApplicationModel.Package.Current.Id.Version;
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更多
UWP 应用获取各类系统、用户信息 (1) - 设备和系统的基本信息、应用包信息、用户数据账户信息和用户账户信息
获取窗口大小
获取主窗体大小
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| Windows.UI.ViewManagement.ApplicationView.GetForCurrentView().VisibleBounds
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获取当前窗体大小
