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397 行
16 KiB
397 行
16 KiB
using System.Collections.Generic;
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using developer;
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using uiwidgets;
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using Unity.UIWidgets.async;
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using Unity.UIWidgets.foundation;
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using Unity.UIWidgets.material;
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using Unity.UIWidgets.painting;
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using Unity.UIWidgets.rendering;
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using Unity.UIWidgets.scheduler;
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using Unity.UIWidgets.ui;
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using Unity.UIWidgets.widgets;
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using TextStyle = Unity.UIWidgets.painting.TextStyle;
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namespace Unity.UIWidgets.material {
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public class AboutListTile : StatelessWidget {
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public AboutListTile(
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Key key,
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Widget icon = null,
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Widget child = null,
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string applicationName = null,
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string applicationVersion = null,
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Widget applicationIcon = null,
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string applicationLegalese = null,
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List<Widget> aboutBoxChildren = null,
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bool dense = false
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) : base(key: key) {
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this.icon = icon;
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this.child = child;
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this.applicationName = applicationName;
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this.applicationVersion = applicationVersion;
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this.applicationIcon = applicationIcon;
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this.applicationLegalese = applicationLegalese;
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this.aboutBoxChildren = aboutBoxChildren;
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this.dense = dense;
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}
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public readonly Widget icon;
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public readonly Widget child;
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public readonly string applicationName;
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public readonly string applicationVersion;
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public readonly Widget applicationIcon;
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public readonly string applicationLegalese;
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public readonly List<Widget> aboutBoxChildren;
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public readonly bool dense;
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public override Widget build(BuildContext context) {
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D.assert(material_.debugCheckHasMaterial(context));
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D.assert(material_.debugCheckHasMaterialLocalizations(context));
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return new ListTile(
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leading: icon,
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title: child ?? new Text(MaterialLocalizations.of(context).aboutListTileTitle(
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applicationName ?? material_._defaultApplicationName(context)
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)),
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dense: dense,
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onTap: () => {
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material_.showAboutDialog(
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context: context,
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applicationName: applicationName,
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applicationVersion: applicationVersion,
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applicationIcon: applicationIcon,
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applicationLegalese: applicationLegalese,
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children: aboutBoxChildren
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);
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}
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);
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}
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}
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public partial class material_ {
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public static void showAboutDialog(
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BuildContext context,
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string applicationName = null,
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string applicationVersion = null,
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Widget applicationIcon = null,
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string applicationLegalese = null,
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List<Widget> children = null,
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bool useRootNavigator = true,
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RouteSettings routeSettings = null
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) {
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D.assert(context != null);
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D.assert(useRootNavigator != null);
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showDialog<object>(
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context: context,
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useRootNavigator: useRootNavigator,
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builder: (BuildContext buildContext) => {
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return new AboutDialog(
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applicationName: applicationName,
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applicationVersion: applicationVersion,
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applicationIcon: applicationIcon,
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applicationLegalese: applicationLegalese,
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children: children
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);
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}
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,
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routeSettings: routeSettings
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);
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}
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public static void showLicensePage(
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BuildContext context,
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string applicationName = null,
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string applicationVersion = null,
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Widget applicationIcon = null,
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string applicationLegalese = null,
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bool useRootNavigator = false
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) {
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D.assert(context != null);
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D.assert(useRootNavigator != null);
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Navigator.of(context, rootNavigator: useRootNavigator).push(new MaterialPageRoute(
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builder: (BuildContext buildContext) => new LicensePage(
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applicationName: applicationName,
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applicationVersion: applicationVersion,
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applicationIcon: applicationIcon,
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applicationLegalese: applicationLegalese
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)
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));
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}
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}
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public class AboutDialog : StatelessWidget {
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public AboutDialog(
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Key key = null,
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string applicationName = null,
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string applicationVersion = null,
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Widget applicationIcon = null,
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string applicationLegalese = null,
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List<Widget> children = null
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) : base(key: key) {
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this.applicationName = applicationName;
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this.applicationVersion = applicationVersion;
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this.applicationIcon = applicationIcon;
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this.applicationLegalese = applicationLegalese;
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this.children = children;
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}
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public readonly string applicationName;
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public readonly string applicationVersion;
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public readonly Widget applicationIcon;
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public readonly string applicationLegalese;
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public readonly List<Widget> children;
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public override Widget build(BuildContext context) {
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D.assert(material_.debugCheckHasMaterialLocalizations(context));
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string name = applicationName ?? material_._defaultApplicationName(context);
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string version = applicationVersion ?? material_._defaultApplicationVersion(context);
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Widget icon = applicationIcon ?? material_._defaultApplicationIcon(context);
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var listChildren = new List<Widget>();
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var rowChildren = new List<Widget>();
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if (icon != null) {
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rowChildren.Add(new IconTheme(data: Theme.of(context).iconTheme, child: icon));
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}
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rowChildren.Add(new Expanded(
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child: new Padding(
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padding: EdgeInsets.symmetric(horizontal: 24.0f),
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child: new ListBody(
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children: new List<Unity.UIWidgets.widgets.Widget>() {
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new Text(name, style: Theme.of(context).textTheme.headline5),
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new Text(version, style: Theme.of(context).textTheme.bodyText2),
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new Container(height: 18.0f),
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new Text(applicationLegalese ?? "", style: Theme.of(context).textTheme.caption)
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}
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)
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)
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));
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listChildren.Add(new Row(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: rowChildren
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)
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);
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listChildren.AddRange(children);
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return new AlertDialog(
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content: new ListBody(
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children: listChildren
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),
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actions: new List<Unity.UIWidgets.widgets.Widget>(){
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new FlatButton(
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child: new Text(MaterialLocalizations.of(context).viewLicensesButtonLabel),
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onPressed: () => {
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material_.showLicensePage(
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context: context,
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applicationName: applicationName,
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applicationVersion: applicationVersion,
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applicationIcon: applicationIcon,
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applicationLegalese: applicationLegalese
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);
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}
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),
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new FlatButton(
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child: new Text(MaterialLocalizations.of(context).closeButtonLabel),
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onPressed: () => { Navigator.pop<object>(context); }
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)
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},
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scrollable: true
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);
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}
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}
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public class LicensePage : StatefulWidget {
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public LicensePage(
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Key key = null,
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string applicationName = null,
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string applicationVersion = null,
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Widget applicationIcon = null,
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string applicationLegalese = null
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) : base(key: key) {
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this.applicationName = applicationName;
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this.applicationVersion = applicationVersion;
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this.applicationIcon = applicationIcon;
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this.applicationLegalese = applicationLegalese;
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}
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public readonly string applicationName;
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public readonly string applicationVersion;
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public readonly Widget applicationIcon;
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public readonly string applicationLegalese;
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public override State createState() => new _LicensePageState();
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}
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public class _LicensePageState : State<LicensePage> {
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public override void initState() {
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base.initState();
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_initLicenses();
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}
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readonly List<Widget> _licenses = new List<Widget>();
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bool _loaded = false;
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Future _initLicenses() {
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int debugFlowId = -1;
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// D.assert(() => {
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// Flow flow = Flow.begin();
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// Timeline.timeSync("_initLicenses()", () { }, flow: flow);
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// debugFlowId = flow.id;
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// return true;
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// }());
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// Future.forEach(LicenseRegistry.licenses, license => { });
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// await for (final LicenseEntry license in LicenseRegistry.licenses) {
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// if (!mounted) {
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// return;
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// }
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// D.assert(() {
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// Timeline.timeSync("_initLicenses()", () { }, flow: Flow.step(debugFlowId));
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// return true;
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// }());
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// final List<LicenseParagraph> paragraphs =
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// await SchedulerBinding.instance.scheduleTask<List<LicenseParagraph>>(
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// license.paragraphs.toList,
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// Priority.animation,
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// debugLabel: "License",
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// );
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// if (!mounted) {
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// return;
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// }
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// setState(() {
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// _licenses.add(const Padding(
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// padding: EdgeInsets.symmetric(vertical: 18.0),
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// child: Text(
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// "🍀", // That"s U+1F340. Could also use U+2766 (❦) if U+1F340 doesn"t work everywhere.
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// textAlign: TextAlign.center,
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// ),
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// ));
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// _licenses.add(Container(
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// decoration: const BoxDecoration(
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// border: Border(bottom: BorderSide(width: 0.0))
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// ),
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// child: Text(
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// license.packages.join(", "),
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// style: const TextStyle(fontWeight: FontWeight.bold),
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// textAlign: TextAlign.center,
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// ),
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// ));
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// for (final LicenseParagraph paragraph in paragraphs) {
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// if (paragraph.indent == LicenseParagraph.centeredIndent) {
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// _licenses.add(Padding(
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// padding: const EdgeInsets.only(top: 16.0),
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// child: Text(
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// paragraph.text,
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// style: const TextStyle(fontWeight: FontWeight.bold),
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// textAlign: TextAlign.center,
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// ),
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// ));
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// } else {
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// D.assert(paragraph.indent >= 0);
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// _licenses.add(Padding(
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// padding: EdgeInsetsDirectional.only(top: 8.0, start: 16.0 * paragraph.indent),
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// child: Text(paragraph.text),
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// ));
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// }
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// }
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// });
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// }
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//TODO: implement
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setState(() => { _loaded = true; });
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return null;
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// D.assert(() {
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// Timeline.timeSync("Build scheduled", () { }, flow: Flow.end(debugFlowId));
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// return true;
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// }());
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}
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public override Widget build(BuildContext context) {
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D.assert(material_.debugCheckHasMaterialLocalizations(context));
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string name = widget.applicationName ?? material_._defaultApplicationName(context);
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string version = widget.applicationVersion ?? material_._defaultApplicationVersion(context);
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Widget icon = widget.applicationIcon ?? material_._defaultApplicationIcon(context);
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MaterialLocalizations localizations = MaterialLocalizations.of(context);
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var list = new List<Widget>();
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list.Add(new Text(name, style: Theme.of(context).textTheme.headline5, textAlign: TextAlign.center));
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if (icon != null) {
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list.Add(new IconTheme(data: Theme.of(context).iconTheme, child: icon));
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}
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list.Add(new Text(version, style: Theme.of(context).textTheme.bodyText2, textAlign: TextAlign.center));
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list.Add(new Container(height: 18.0f));
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list.Add(new Text(widget.applicationLegalese ?? "", style: Theme.of(context).textTheme.caption,
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textAlign: TextAlign.center));
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list.Add(new Container(height: 18.0f));
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list.Add(new Text("Powered by Flutter", style: Theme.of(context).textTheme.bodyText2,
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textAlign: TextAlign.center));
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list.Add(new Container(height: 24.0f));
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list.AddRange(_licenses);
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if (!_loaded) {
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list.Add(new Padding(
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padding: EdgeInsets.symmetric(vertical: 24.0f),
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child: new Center(
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child: new CircularProgressIndicator()
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)
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));
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}
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return new Scaffold(
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appBar: new AppBar(
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title: new Text(localizations.licensesPageTitle)
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),
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// All of the licenses page text is English. We don"t want localized text
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// or text direction.
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body: Localizations.overrides(
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locale: new Locale("en", "US"),
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context: context,
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child: new DefaultTextStyle(
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style: Theme.of(context).textTheme.caption,
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child: new SafeArea(
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bottom: false,
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child: new Scrollbar(
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child: new ListView(
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padding: EdgeInsets.symmetric(horizontal: 8.0f, vertical: 12.0f),
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children: list
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)
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)
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)
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)
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)
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);
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}
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}
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public partial class material_ {
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internal static string _defaultApplicationName(BuildContext context) {
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// This doesn"t handle the case of the application"s title dynamically
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// changing. In theory, we should make Title expose the current application
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// title using an InheritedWidget, and so forth. However, in practice, if
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// someone really wants their application title to change dynamically, they
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// can provide an explicit applicationName to the widgets defined in this
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// file, instead of relying on the default.
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Title ancestorTitle = context.findAncestorWidgetOfExactType<Title>();
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return ancestorTitle?.title ;//?? Platform.resolvedExecutable.split(Platform.pathSeparator).last;
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}
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internal static string _defaultApplicationVersion(BuildContext context) {
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// TODO(ianh): Get this from the embedder somehow.
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return "";
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}
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internal static Widget _defaultApplicationIcon(BuildContext context) {
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// TODO(ianh): Get this from the embedder somehow.
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return null;
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}
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}
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}
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