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maui-linux
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Merge branch 'Slider' into master

This commit is contained in:
Ravinder Jangra 2018-02-16 07:31:35 +05:30 коммит произвёл GitHub
Родитель 8961c28315 9f9dc82c95
Коммит 0aa3d01b68
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Идентификатор ключа GPG: 4AEE18F83AFDEB23
4 изменённых файлов: 278 добавлений и 2 удалений
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32
Xamarin.Forms.Core/Slider.cs
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@ -41,6 +41,14 @@ namespace Xamarin.Forms
eh(slider, new ValueChangedEventArgs((double)oldValue, (double)newValue));
});
public static readonly BindableProperty MinimumTrackColorProperty = BindableProperty.Create(nameof(MinimumTrackColor), typeof(Color), typeof(Slider), Color.Default);
public static readonly BindableProperty MaximumTrackColorProperty = BindableProperty.Create(nameof(MaximumTrackColor), typeof(Color), typeof(Slider), Color.Default);
public static readonly BindableProperty ThumbColorProperty = BindableProperty.Create(nameof(ThumbColor), typeof(Color), typeof(Slider), Color.Default);
public static readonly BindableProperty ThumbImageProperty = BindableProperty.Create(nameof(ThumbImage), typeof(FileImageSource), typeof(Slider), default(FileImageSource));
readonly Lazy<PlatformConfigurationRegistry<Slider>> _platformConfigurationRegistry;
public Slider()
@ -66,6 +74,30 @@ namespace Xamarin.Forms
Value = val.Clamp(min, max);
}
public Color MinimumTrackColor
{
get { return (Color)GetValue(MinimumTrackColorProperty); }
set { SetValue(MinimumTrackColorProperty, value); }
}
public Color MaximumTrackColor
{
get { return (Color)GetValue(MaximumTrackColorProperty); }
set { SetValue(MaximumTrackColorProperty, value); }
}
public Color ThumbColor
{
get { return (Color)GetValue(ThumbColorProperty); }
set { SetValue(ThumbColorProperty, value); }
}
public FileImageSource ThumbImage
{
get { return (FileImageSource)GetValue(ThumbImageProperty); }
set { SetValue(ThumbImageProperty, value); }
}
public double Maximum
{
get { return (double)GetValue(MaximumProperty); }

111
Xamarin.Forms.Platform.Android/Renderers/SliderRenderer.cs
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@ -1,6 +1,8 @@
using System;
using System.ComponentModel;
using Android.Content;
using Android.Content.Res;
using Android.Graphics;
using Android.Graphics.Drawables;
using Android.OS;
using Android.Widget;
@ -11,8 +13,13 @@ namespace Xamarin.Forms.Platform.Android
{
double _max, _min;
bool _isTrackingChange;
bool _progressChangedOnce;
ColorStateList defaultprogresstintlist, defaultprogressbackgroundtintlist;
ColorFilter defaultthumbcolorfilter;
Drawable defaultthumb;
PorterDuff.Mode defaultprogresstintmode, defaultprogressbackgroundtintmode;
public SliderRenderer(Context context) : base(context)
public SliderRenderer(Context context) : base(context)
{
AutoPackage = false;
}
@ -60,14 +67,30 @@ namespace Xamarin.Forms.Platform.Android
SetNativeControl(seekBar);
seekBar.Max = 1000;
seekBar.SetOnSeekBarChangeListener(this);
//defaultthumbcolorfilter = Control.Thumb.ColorFilter;
//defaultprogresstintlist = Control.ProgressTintList;
//defaultprogressbackgroundtintlist = Control.ProgressBackgroundTintList;
defaultthumbcolorfilter = seekBar.Thumb.ColorFilter;
defaultprogresstintmode = seekBar.ProgressTintMode;
defaultprogressbackgroundtintmode = seekBar.ProgressBackgroundTintMode;
defaultprogresstintlist = seekBar.ProgressTintList;
defaultprogressbackgroundtintlist = seekBar.ProgressBackgroundTintList;
defaultthumb = seekBar.Thumb;
}
Slider slider = e.NewElement;
_min = slider.Minimum;
_max = slider.Maximum;
Value = slider.Value;
UpdateSliderColors();
}
SeekBar NativeSeekbar
{
get { return Control; }
}
protected override void OnElementPropertyChanged(object sender, PropertyChangedEventArgs e)
@ -88,6 +111,90 @@ namespace Xamarin.Forms.Platform.Android
Value = view.Value;
break;
}
if (e.PropertyName == Slider.MinimumTrackColorProperty.PropertyName)
UpdateMinimumTrackColor();
else if (e.PropertyName == Slider.MaximumTrackColorProperty.PropertyName)
UpdateMaximumTrackColor();
else if (e.PropertyName == Slider.ThumbImageProperty.PropertyName)
UpdateThumbImage();
else if (e.PropertyName == Slider.ThumbColorProperty.PropertyName)
UpdateThumbColor();
}
private void UpdateSliderColors()
{
UpdateMinimumTrackColor();
UpdateMaximumTrackColor();
if (!string.IsNullOrEmpty(Element.ThumbImage))
{
UpdateThumbImage();
}
else
{
UpdateThumbColor();
}
}
private void UpdateMinimumTrackColor()
{
if (Element != null)
{
if (Element.MinimumTrackColor == Color.Default)
{
Control.ProgressTintList = defaultprogresstintlist;
Control.ProgressTintMode = defaultprogresstintmode;
}
else
{
Control.ProgressTintList = ColorStateList.ValueOf(Element.MinimumTrackColor.ToAndroid());
Control.ProgressTintMode = PorterDuff.Mode.SrcIn;
}
}
}
private void UpdateMaximumTrackColor()
{
if (Element != null)
{
if (Element.MaximumTrackColor == Color.Default)
{
Control.ProgressBackgroundTintList = defaultprogressbackgroundtintlist;
Control.ProgressBackgroundTintMode = defaultprogressbackgroundtintmode;
}
else
{
Control.ProgressBackgroundTintList = ColorStateList.ValueOf(Element.MaximumTrackColor.ToAndroid());
Control.ProgressBackgroundTintMode = PorterDuff.Mode.SrcIn;
}
}
}
private void UpdateThumbColor()
{
if (Element != null)
{
if (Element.ThumbColor == Color.Default)
{
Control.Thumb.SetColorFilter(defaultthumbcolorfilter);
}
else
{
Control.Thumb.SetColorFilter(Element.ThumbColor.ToAndroid(), PorterDuff.Mode.SrcIn);
}
}
}
private void UpdateThumbImage()
{
if (Element != null)
{
if (string.IsNullOrEmpty(Element.ThumbImage))
Control.SetThumb(defaultthumb);
else
Control.SetThumb(Context.GetDrawable(Element.ThumbImage));
}
}
protected override void OnLayout(bool changed, int l, int t, int r, int b)

44
Xamarin.Forms.Platform.UAP/SliderRenderer.cs
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@ -2,11 +2,15 @@
using System.ComponentModel;
using Windows.UI.Xaml;
using Windows.UI.Xaml.Controls.Primitives;
using Windows.UI.Xaml.Media;
namespace Xamarin.Forms.Platform.UWP
{
public class SliderRenderer : ViewRenderer<Slider, Windows.UI.Xaml.Controls.Slider>
{
Brush defaultforegroundcolor;
Brush defaultbackgroundcolor;
protected override void OnElementChanged(ElementChangedEventArgs<Slider> e)
{
base.OnElementChanged(e);
@ -24,6 +28,10 @@ namespace Xamarin.Forms.Platform.UWP
slider.ValueChanged += OnNativeValueChanged;
defaultforegroundcolor = slider.Foreground;
defaultbackgroundcolor = slider.Background;
// Even when using Center/CenterAndExpand, a Slider has an oddity where it looks
// off-center in its layout by a smidge. The default templates are slightly different
// between 8.1/UWP; the 8.1 rows are 17/Auto/32 and UWP are 18/Auto/18. The value of
@ -45,6 +53,37 @@ namespace Xamarin.Forms.Platform.UWP
Control.StepFrequency = stepping;
Control.SmallChange = stepping;
UpdateFlowDirection();
UpdateSliderColors();
}
}
private void UpdateSliderColors()
{
UpdateMinimumTrackColor();
UpdateMaximumTrackColor();
}
private void UpdateMinimumTrackColor()
{
if (Control != null)
{
if (Element.MinimumTrackColor == Color.Default)
Control.Foreground = defaultforegroundcolor;
else
Control.Foreground = Element.MinimumTrackColor.ToBrush();
}
}
private void UpdateMaximumTrackColor()
{
if (Control != null)
{
if (Element.MaximumTrackColor == Color.Default)
Control.Background = defaultbackgroundcolor;
else
Control.Background = Element.MaximumTrackColor.ToBrush();
}
}
@ -63,6 +102,11 @@ namespace Xamarin.Forms.Platform.UWP
}
else if (e.PropertyName == VisualElement.FlowDirectionProperty.PropertyName)
UpdateFlowDirection();
else if (e.PropertyName == Slider.MinimumTrackColorProperty.PropertyName)
UpdateMinimumTrackColor();
else if (e.PropertyName == Slider.MaximumTrackColorProperty.PropertyName)
UpdateMaximumTrackColor();
}
protected override void UpdateBackgroundColor()

93
Xamarin.Forms.Platform.iOS/Renderers/SliderRenderer.cs
Просмотреть файл

@ -8,6 +8,7 @@ namespace Xamarin.Forms.Platform.iOS
public class SliderRenderer : ViewRenderer<Slider, UISlider>
{
SizeF _fitSize;
UIColor defaultmintrackcolor, defaultmaxtrackcolor, defaultthumbcolor;
public override SizeF SizeThatFits(SizeF size)
{
@ -36,6 +37,10 @@ namespace Xamarin.Forms.Platform.iOS
Control.SizeToFit();
_fitSize = Control.Bounds.Size;
defaultmintrackcolor = Control.MinimumTrackTintColor;
defaultmaxtrackcolor = Control.MaximumTrackTintColor;
defaultthumbcolor = Control.ThumbTintColor;
// except if your not running iOS 7... then it fails...
if (_fitSize.Width <= 0 || _fitSize.Height <= 0)
_fitSize = new SizeF(22, 22); // Per the glorious documentation known as the SDK docs
@ -44,11 +49,91 @@ namespace Xamarin.Forms.Platform.iOS
UpdateMaximum();
UpdateMinimum();
UpdateValue();
UpdateSliderColors();
}
base.OnElementChanged(e);
}
private void UpdateSliderColors()
{
UpdateMinimumTrackColor();
UpdateMaximumTrackColor();
if (!string.IsNullOrEmpty(Element.ThumbImage))
{
UpdateThumbImage();
}
else
{
UpdateThumbColor();
}
}
private void UpdateMinimumTrackColor()
{
if (Element != null)
{
if (Element.MinimumTrackColor == Color.Default)
Control.MinimumTrackTintColor = defaultmintrackcolor;
else
Control.MinimumTrackTintColor = Element.MinimumTrackColor.ToUIColor();
}
}
private void UpdateMaximumTrackColor()
{
if (Element != null)
{
if (Element.MaximumTrackColor == Color.Default)
Control.MaximumTrackTintColor = defaultmaxtrackcolor;
else
Control.MaximumTrackTintColor = Element.MaximumTrackColor.ToUIColor();
}
}
private void UpdateThumbColor()
{
if (Element != null)
{
if (Element.ThumbColor == Color.Default)
Control.ThumbTintColor = defaultthumbcolor;
else
Control.ThumbTintColor = Element.ThumbColor.ToUIColor();
}
}
async void UpdateThumbImage()
{
IImageSourceHandler handler;
FileImageSource source = Element.ThumbImage;
if (source != null && (handler = Internals.Registrar.Registered.GetHandlerForObject<IImageSourceHandler>(source)) != null)
{
UIImage uiimage;
try
{
uiimage = await handler.LoadImageAsync(source, scale: (float)UIScreen.MainScreen.Scale);
}
catch (OperationCanceledException)
{
uiimage = null;
}
UISlider slider = Control;
if (slider != null && uiimage != null)
{
slider.SetThumbImage(uiimage, UIControlState.Normal);
}
}
else
{
UISlider slider = Control;
if (slider != null)
{
slider.SetThumbImage(null, UIControlState.Normal);
}
}
((IVisualElementController)Element).NativeSizeChanged();
}
protected override void OnElementPropertyChanged(object sender, PropertyChangedEventArgs e)
{
base.OnElementPropertyChanged(sender, e);
@ -59,6 +144,14 @@ namespace Xamarin.Forms.Platform.iOS
UpdateMinimum();
else if (e.PropertyName == Slider.ValueProperty.PropertyName)
UpdateValue();
else if (e.PropertyName == Slider.MinimumTrackColorProperty.PropertyName)
UpdateMinimumTrackColor();
else if (e.PropertyName == Slider.MaximumTrackColorProperty.PropertyName)
UpdateMaximumTrackColor();
else if (e.PropertyName == Slider.ThumbImageProperty.PropertyName)
UpdateThumbImage();
else if (e.PropertyName == Slider.ThumbColorProperty.PropertyName)
UpdateThumbColor();
}
void OnControlValueChanged(object sender, EventArgs eventArgs)