Add ChangePickerColorEffect for Android
This commit is contained in:
Alessandro Caliaro
Родитель
8722a4692e
Коммит
44d4e4079c
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using Android.Graphics;
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using Android.Runtime;
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using Android.Support.V7.Widget;
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using Android.Widget;
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using FormsCommunityToolkit.Effects.Droid.Effects;
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using Xamarin.Forms;
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using Xamarin.Forms.Platform.Android;
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using Color = Xamarin.Forms.Color;
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using Picker = Android.Widget.EditText;
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[assembly: ExportEffect(typeof(ChangeColorPickerEffect), nameof(ChangeColorPickerEffect))]
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namespace FormsCommunityToolkit.Effects.Droid.Effects
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{
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[Preserve (AllMembers = true)]
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public class ChangeColorPickerEffect : PlatformEffect
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{
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private Color _color;
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//private Color _falseColor;
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//private Color _oldColor;
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protected override void OnAttached ()
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{
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_color = (Color)Element.GetValue(ChangePickerColorEffect.ColorProperty);
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//((Android.Widget.EditText)Control).SetTextColor(Android.Graphics.Color.Red);
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//((Picker)Control).SetBackgroundColor(Android.Graphics.Color.Coral);
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((Picker)Control).SetHintTextColor(_color.ToAndroid());
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/*
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if (Android.OS.Build.VERSION.SdkInt >= Android.OS.BuildVersionCodes.JellyBean) {
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_trueColor = (Color)Element.GetValue (ChangeColorEffect.TrueColorProperty);
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_falseColor = (Color)Element.GetValue (ChangeColorEffect.FalseColorProperty);
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((SwitchCompat)Control).CheckedChange += OnCheckedChange;
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//Supported formats for Parse are: #RRGGBB #AARRGGBB 'red', 'blue', 'green', 'black', 'white', 'gray', 'cyan', 'magenta', 'yellow', 'lightgray', 'darkgray'
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((SwitchCompat)Control).ThumbDrawable.SetColorFilter (_falseColor.ToAndroid (), PorterDuff.Mode.Multiply);
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}
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*/
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//TODO: Glenn - From lollipop mr1 you can also use the TintList instead of working with events... not sure what the best approach is
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//if (Android.OS.Build.VERSION.SdkInt >= Android.OS.BuildVersionCodes.LollipopMr1)
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//{
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// ColorStateList buttonStates = new ColorStateList(new int[][]
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// {
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// new int[] {Android.Resource.Attribute.StateChecked},
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// new int[] {-Android.Resource.Attribute.StateEnabled},
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// new int[] {}
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// },
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// new int[]
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// {
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// Android.Graphics.Color.Red,
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// Android.Graphics.Color.Blue,
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// Android.Graphics.Color.Green
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// }
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// );
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// ((SwitchCompat)Control).ThumbDrawable.SetTintList(buttonStates);
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//}
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}
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/*
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private void OnCheckedChange (object sender, CompoundButton.CheckedChangeEventArgs checkedChangeEventArgs)
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{
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if (checkedChangeEventArgs.IsChecked) {
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((SwitchCompat)Control).ThumbDrawable.SetColorFilter (_trueColor.ToAndroid (), PorterDuff.Mode.Multiply);
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//((SwitchCompat) Control).TrackDrawable.SetColorFilter(Android.Graphics.Color.Green, PorterDuff.Mode.Multiply);
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} else {
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((SwitchCompat)Control).ThumbDrawable.SetColorFilter (_falseColor.ToAndroid (), PorterDuff.Mode.Multiply);
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//((SwitchCompat)Control).TrackDrawable.SetColorFilter(Android.Graphics.Color.Green, PorterDuff.Mode.Multiply);
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}
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}
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*/
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protected override void OnDetached ()
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{
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/*
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if (Android.OS.Build.VERSION.SdkInt >= Android.OS.BuildVersionCodes.JellyBean && Android.OS.Build.VERSION.SdkInt < Android.OS.BuildVersionCodes.LollipopMr1) {
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((Switch)Control).CheckedChange -= OnCheckedChange;
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}
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*/
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//((Picker)Control).T
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}
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}
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}
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@ -1,8 +1,4 @@
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using System;
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using Android.App;
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using Android.Content.Res;
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using Android.Graphics;
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using Android.Graphics.Drawables;
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using Android.Runtime;
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using Android.Support.V7.Widget;
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using Android.Widget;
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@ -12,13 +8,13 @@ using Xamarin.Forms.Platform.Android;
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using Color = Xamarin.Forms.Color;
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using Switch = Android.Widget.Switch;
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[assembly: ExportEffect (typeof (ChangeColorSwitchEffect), nameof (ChangeColorSwitchEffect))]
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[assembly: ExportEffect(typeof(ChangeColorSwitchEffect), nameof(ChangeColorSwitchEffect))]
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namespace FormsCommunityToolkit.Effects.Droid.Effects
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{
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/// <summary>
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/// http://stackoverflow.com/questions/11253512/change-on-color-of-a-switch
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/// </summary>
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[Preserve (AllMembers = true)]
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/// <summary>
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/// http://stackoverflow.com/questions/11253512/change-on-color-of-a-switch
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/// </summary>
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[Preserve (AllMembers = true)]
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public class ChangeColorSwitchEffect : PlatformEffect
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{
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private Color _trueColor;
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@ -106,6 +106,7 @@
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<Compile Include="Effects\SizeFontToFitEffect.cs" />
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<Compile Include="Effects\CustomFontEffect.cs" />
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<Compile Include="Effects\SelectAllTextEntryEffect.cs" />
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<Compile Include="Effects\ChangeColorPickerEffect.cs" />
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</ItemGroup>
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<ItemGroup>
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<None Include="packages.config" />
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Разница между файлами не показана из-за своего большого размера
Загрузить разницу
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@ -0,0 +1,46 @@
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using System.Linq;
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using Xamarin.Forms;
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namespace FormsCommunityToolkit.Effects
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{
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public static class ChangePickerColorEffect
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{
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public static readonly BindableProperty ColorProperty = BindableProperty.CreateAttached ("Color", typeof (Color?), typeof (ChangePickerColorEffect), Color.Transparent, propertyChanged: OnColorChanged);
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// public static readonly BindableProperty TrueColorProperty = BindableProperty.CreateAttached ("TrueColor", typeof (Color?), typeof (ChangeColorEffect), Color.Transparent, propertyChanged: OnColorChanged);
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private static void OnColorChanged (BindableObject bindable, object oldValue, object newValue)
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{
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var control = bindable as Picker;
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if (control == null)
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return;
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var color = (Color)newValue;
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var attachedEffect = control.Effects.FirstOrDefault (e => e is ChangeColorPickerEffect);
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if (color != Color.Transparent && attachedEffect == null) {
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control.Effects.Add (new ChangeColorPickerEffect ());
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} else if (color == Color.Transparent && attachedEffect != null) {
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control.Effects.Remove (attachedEffect);
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}
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}
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public static Color GetColor (BindableObject view)
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{
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return (Color)view.GetValue (ColorProperty);
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}
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public static void SetColor (BindableObject view, string color)
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{
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view.SetValue (ColorProperty, color);
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}
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}
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public class ChangeColorPickerEffect : RoutingEffect
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{
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public ChangeColorPickerEffect() : base("FormsCommunityToolkit.Effects.ChangeColorPickerEffect")
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{
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}
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}
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}
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@ -48,6 +48,7 @@
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<Compile Include="CustomFontEffect.cs" />
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<Compile Include="ItalicPlaceholderEffect.cs" />
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<Compile Include="SelectAllTextEntryEffect.cs" />
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<Compile Include="ChangePickerColorEffect.cs" />
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</ItemGroup>
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<ItemGroup>
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<Reference Include="Xamarin.Forms.Core">
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Разница между файлами не показана из-за своего большого размера
Загрузить разницу
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@ -54,6 +54,9 @@
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<Compile Include="Views\LabelPage.xaml.cs">
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<DependentUpon>LabelPage.xaml</DependentUpon>
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</Compile>
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<Compile Include="Views\PickerPage.xaml.cs">
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<DependentUpon>PickerPage.xaml</DependentUpon>
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</Compile>
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</ItemGroup>
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<ItemGroup>
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<EmbeddedResource Include="Views\MainPage.xaml">
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@ -67,6 +70,9 @@
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<EmbeddedResource Include="Views\LabelPage.xaml">
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<Generator>MSBuild:UpdateDesignTimeXaml</Generator>
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</EmbeddedResource>
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<EmbeddedResource Include="Views\PickerPage.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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<None Include="packages.config" />
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@ -16,6 +16,7 @@
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<Button x:Name="ViewButton" Text="View effects" Clicked="OnViewButtonClicked" />
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<Button x:Name="SwitchButton" Text="Switch effects" Clicked="OnSwitchButtonClicked" />
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<Button x:Name="LabelButton" Text="Label effects" Clicked="OnLabelButtonClicked" />
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<Button x:Name="PickerButton" Text="Picker effects" Clicked="OnPickerButtonClicked" />
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</StackLayout>
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</ContentPage>
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@ -29,5 +29,11 @@ namespace FormsCommunityToolkit.Effects.SampleApp.Views
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{
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Navigation.PushAsync(new LabelPage());
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}
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}
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private void OnPickerButtonClicked(object sender, EventArgs args)
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{
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Navigation.PushAsync(new PickerPage());
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}
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}
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}
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@ -0,0 +1,10 @@
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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"
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xmlns:effects="clr-namespace:FormsCommunityToolkit.Effects;assembly=FormsCommunityToolkit.Effects"
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x:Class="FormsCommunityToolkit.Effects.SampleApp.Views.PickerPage">
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<ContentPage.Content>
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<StackLayout Padding="20">
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<Picker x:Name="ChangeColorPicker" effects:ChangePickerColorEffect.Color = "Red" Title = "PICKER TITLE IS RED" />
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</StackLayout>
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</ContentPage.Content>
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</ContentPage>
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@ -0,0 +1,15 @@
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using System;
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using System.Collections.Generic;
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using Xamarin.Forms;
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namespace FormsCommunityToolkit.Effects.SampleApp.Views
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{
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public partial class PickerPage : ContentPage
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{
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public PickerPage()
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{
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InitializeComponent();
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}
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}
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}
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