Stop using XAML for editor sample
This commit is contained in:
parent
80dc2bfaf9
commit
1f5b1fe13a
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@ -32,9 +32,6 @@
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<Compile Update="DisplayAlertPage.xaml.cs">
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<Compile Update="DisplayAlertPage.xaml.cs">
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<DependentUpon>DisplayAlertPage.xaml</DependentUpon>
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<DependentUpon>DisplayAlertPage.xaml</DependentUpon>
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</Compile>
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</Compile>
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<Compile Update="XamlPreviewPage.xaml.cs">
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<DependentUpon>XamlPreviewPage.xaml</DependentUpon>
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</Compile>
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</ItemGroup>
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</ItemGroup>
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<ItemGroup>
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<ItemGroup>
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@ -56,9 +53,6 @@
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<EmbeddedResource Update="WeatherApp\WeatherPage.xaml">
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<EmbeddedResource Update="WeatherApp\WeatherPage.xaml">
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<Generator>MSBuild:Compile</Generator>
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<Generator>MSBuild:Compile</Generator>
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</EmbeddedResource>
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</EmbeddedResource>
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<EmbeddedResource Update="XamlPreviewPage.xaml">
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<Generator>MSBuild:UpdateDesignTimeXaml</Generator>
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</EmbeddedResource>
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</ItemGroup>
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</ItemGroup>
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<ItemGroup>
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<ItemGroup>
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@ -1,22 +0,0 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<ContentPage xmlns="http://xamarin.com/schemas/2014/forms" xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml" x:Class="Samples.XamlPreviewPage">
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<ContentPage.Content>
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<Grid>
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<Grid.RowDefinitions>
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<RowDefinition Height="auto" />
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<RowDefinition Height="*" />
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</Grid.RowDefinitions>
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<Grid.ColumnDefinitions>
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<ColumnDefinition Width="*" />
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<ColumnDefinition Width="*" />
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</Grid.ColumnDefinitions>
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<StackLayout Orientation="Vertical" Grid.Row="0" Grid.Column="0" Grid.ColumnSpan="2">
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<Label Text="Xamarin.Forms XAML Editor" FontSize="24" FontAttributes="Bold" Margin="8,8,8,0" />
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<Label Text="Edit the XAML below to see a live preview on the right" Margin="8,0,8,8" />
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</StackLayout>
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<Editor x:Name="editor" FontFamily="monospace" FontSize="12" Grid.Row="1" Grid.Column="0" />
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<ContentView x:Name="results" Grid.Row="1" Grid.Column="1" BackgroundColor="White" />
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</Grid>
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</ContentPage.Content>
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</ContentPage>
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@ -1,72 +0,0 @@
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using System;
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using System.Collections.Generic;
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using System.Threading;
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using Xamarin.Forms;
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namespace Samples
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{
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public partial class XamlPreviewPage : ContentPage
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{
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public XamlPreviewPage ()
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{
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InitializeComponent ();
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editor.Text = @"<ContentView
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xmlns=""http://xamarin.com/schemas/2014/forms""
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xmlns:x=""http://schemas.microsoft.com/winfx/2009/xaml"">
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<Grid>
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<Grid.RowDefinitions>
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<RowDefinition Height=""*"" />
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<RowDefinition Height=""*"" />
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</Grid.RowDefinitions>
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<Grid.ColumnDefinitions>
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<ColumnDefinition Width=""*"" />
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<ColumnDefinition Width=""*"" />
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</Grid.ColumnDefinitions>
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<StackLayout Grid.Row=""0"" Grid.Column=""0"">
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<Label Text=""Top Left"" />
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<Entry Placeholder=""I'm ready for some text"" />
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<Button Text=""I'm a button, but I don't do anything"" />
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</StackLayout>
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<Label Text=""Top Right"" Grid.Row=""0"" Grid.Column=""1"" TextColor=""White"" BackgroundColor=""#c5000b"" />
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<Label Text=""Bottom Left"" Grid.Row=""1"" Grid.Column=""0"" TextColor=""Black"" BackgroundColor=""#ffd320"" />
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<Label Text=""Bottom Right"" Grid.Row=""1"" Grid.Column=""1"" TextColor=""White"" BackgroundColor=""#008000"" />
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</Grid>
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</ContentView>";
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editor.TextChanged += (sender, e) => DisplayXaml ();
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DisplayXaml ();
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}
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CancellationTokenSource lastCts = null;
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public void DisplayXaml ()
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{
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try {
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var cts = new CancellationTokenSource ();
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var token = cts.Token;
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lastCts?.Cancel ();
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lastCts = cts;
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var asm = typeof (Xamarin.Forms.Xaml.Internals.XamlTypeResolver).Assembly;
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var xamlLoaderType = asm.GetType ("Xamarin.Forms.Xaml.XamlLoader");
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var loadArgTypes = new[] { typeof (object), typeof (string) };
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var loadMethod = xamlLoaderType.GetMethod ("Load", System.Reflection.BindingFlags.Static | System.Reflection.BindingFlags.Public, null, System.Reflection.CallingConventions.Any, loadArgTypes, null);
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var contentView = new ContentView ();
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loadMethod.Invoke (null, new object[] { contentView, editor.Text });
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if (!token.IsCancellationRequested) {
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results.Content = contentView;
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}
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}
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catch (OperationCanceledException) {
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}
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catch (Exception ex) {
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results.Content = new Label {
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TextColor = Color.DarkRed,
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FontSize = 12,
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Text = ex.ToString (),
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};
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}
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}
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}
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}
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@ -1,6 +1,7 @@
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using System;
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using System;
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using System.Threading;
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using Xamarin.Forms;
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using Xamarin.Forms;
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using Xamarin.Forms.Xaml;
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namespace Samples
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namespace Samples
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{
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{
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@ -10,8 +11,108 @@ namespace Samples
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public Ooui.Element CreateElement ()
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public Ooui.Element CreateElement ()
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{
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{
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var page = new XamlPreviewPage ();
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var page = new XamlEditorPage ();
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return page.GetOouiElement ();
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return page.GetOouiElement ();
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}
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}
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}
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}
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public partial class XamlEditorPage : ContentPage
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{
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Editor editor;
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ContentView results;
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public XamlEditorPage ()
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{
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InitializeComponent ();
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editor.Text = @"<ContentView
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xmlns=""http://xamarin.com/schemas/2014/forms""
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xmlns:x=""http://schemas.microsoft.com/winfx/2009/xaml"">
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<Grid>
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<Grid.RowDefinitions>
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<RowDefinition Height=""*"" />
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<RowDefinition Height=""*"" />
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</Grid.RowDefinitions>
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<Grid.ColumnDefinitions>
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<ColumnDefinition Width=""*"" />
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<ColumnDefinition Width=""*"" />
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</Grid.ColumnDefinitions>
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<StackLayout Grid.Row=""0"" Grid.Column=""0"">
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<Label Text=""Top Left"" />
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<Entry Placeholder=""I'm ready for some text"" />
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<Button Text=""I'm a button, but I don't do anything"" />
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</StackLayout>
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<Label Text=""Top Right"" Grid.Row=""0"" Grid.Column=""1"" TextColor=""White"" BackgroundColor=""#c5000b"" />
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<Label Text=""Bottom Left"" Grid.Row=""1"" Grid.Column=""0"" TextColor=""Black"" BackgroundColor=""#ffd320"" />
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<Label Text=""Bottom Right"" Grid.Row=""1"" Grid.Column=""1"" TextColor=""White"" BackgroundColor=""#008000"" />
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</Grid>
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</ContentView>";
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editor.TextChanged += (sender, e) => DisplayXaml ();
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DisplayXaml ();
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}
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void InitializeComponent ()
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{
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var grid = new Grid ();
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grid.RowDefinitions.Add (new RowDefinition { Height = GridLength.Auto });
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grid.RowDefinitions.Add (new RowDefinition { Height = GridLength.Star });
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grid.ColumnDefinitions.Add (new ColumnDefinition { Width = GridLength.Star });
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grid.ColumnDefinitions.Add (new ColumnDefinition { Width = GridLength.Star });
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editor = new Editor {
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FontSize = 12,
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FontFamily = "monospace",
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};
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editor.SetValue (Grid.ColumnProperty, 0);
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editor.SetValue (Grid.RowProperty, 1);
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results = new ContentView ();
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results.SetValue (Grid.ColumnProperty, 1);
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results.SetValue (Grid.RowProperty, 1);
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var title = new Label {
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Text = "XAML Editor",
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FontSize = 24,
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FontAttributes = FontAttributes.Bold,
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Margin = new Thickness (8),
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};
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title.SetValue (Grid.ColumnProperty, 0);
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title.SetValue (Grid.RowProperty, 0);
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grid.Children.Add (title);
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grid.Children.Add (editor);
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grid.Children.Add (results);
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Content = grid;
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}
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CancellationTokenSource lastCts = null;
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public void DisplayXaml ()
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{
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try {
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var cts = new CancellationTokenSource ();
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var token = cts.Token;
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lastCts?.Cancel ();
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lastCts = cts;
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var contentView = new ContentView ();
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contentView.LoadFromXaml (editor.Text);
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if (!token.IsCancellationRequested) {
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results.Content = contentView;
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}
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}
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catch (OperationCanceledException) {
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}
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catch (Exception ex) {
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results.Content = new Label {
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TextColor = Color.DarkRed,
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FontSize = 12,
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Text = ex.ToString (),
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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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