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Update LangExtension.cs

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NaBian committed 2020-05-06 23:00:42 +08:00
1 parent 2ced600571
commit e24afe88fe
1 file changed
+20 -30
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src/Shared/HandyControl_Shared/Tools/Extension/LangExtension.cs
+20 -30
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@@ -10,8 +10,6 @@ namespace HandyControl.Tools.Extension
{
private readonly DependencyObject _proxy;
private bool _isInternalAction;
public LangExtension()
{
_proxy = new DependencyObject();
@@ -51,7 +49,6 @@ namespace HandyControl.Tools.Extension
public override object ProvideValue(IServiceProvider serviceProvider)
{
if (_isInternalAction) return this;
if (!(serviceProvider.GetService(typeof(IProvideValueTarget)) is IProvideValueTarget provideValueTarget)) return this;
if (provideValueTarget.TargetObject.GetType().FullName == "System.Windows.SharedDp") return this;
if (!(provideValueTarget.TargetObject is DependencyObject targetObject)) return this;
@@ -61,14 +58,7 @@ namespace HandyControl.Tools.Extension
{
case string key:
{
var binding = new Binding(key)
{
Converter = Converter,
ConverterParameter = ConverterParameter,
UpdateSourceTrigger = UpdateSourceTrigger.Explicit,
Source = Source,
Mode = BindingMode.OneWay
};
var binding = CreateLangBinding(key);
BindingOperations.SetBinding(targetObject, targetProperty, binding);
return binding.ProvideValue(serviceProvider);
}
@@ -76,10 +66,8 @@ namespace HandyControl.Tools.Extension
{
if (element.DataContext != null)
{
_isInternalAction = true;
SetLangBinding(element, targetProperty, keyBinding.Path, element.DataContext);
_isInternalAction = false;
return element.GetValue(targetProperty);
var binding = SetLangBinding(element, targetProperty, keyBinding.Path, element.DataContext);
return binding.ProvideValue(serviceProvider);
}
SetTargetProperty(element, targetProperty);
@@ -91,10 +79,8 @@ namespace HandyControl.Tools.Extension
{
if (element.DataContext != null)
{
_isInternalAction = true;
SetLangBinding(element, targetProperty, keyBinding.Path, element.DataContext);
_isInternalAction = false;
return element.GetValue(targetProperty);
var binding = SetLangBinding(element, targetProperty, keyBinding.Path, element.DataContext);
return binding.ProvideValue(serviceProvider);
}
SetTargetProperty(element, targetProperty);
@@ -134,9 +120,9 @@ namespace HandyControl.Tools.Extension
}
}
private void SetLangBinding(DependencyObject targetObject, DependencyProperty targetProperty, PropertyPath path, object dataContext)
private BindingBase SetLangBinding(DependencyObject targetObject, DependencyProperty targetProperty, PropertyPath path, object dataContext)
{
if (targetProperty == null) return;
if (targetProperty == null) return null;
BindingOperations.SetBinding(targetObject, targetProperty, new Binding
{
@@ -146,16 +132,20 @@ namespace HandyControl.Tools.Extension
});
var key = targetObject.GetValue(targetProperty) as string;
if (string.IsNullOrEmpty(key)) return;
if (string.IsNullOrEmpty(key)) return null;
BindingOperations.SetBinding(targetObject, targetProperty, new Binding(key)
{
Converter = Converter,
ConverterParameter = ConverterParameter,
UpdateSourceTrigger = UpdateSourceTrigger.Explicit,
Source = Source,
Mode = BindingMode.OneWay
});
var binding = CreateLangBinding(key);
BindingOperations.SetBinding(targetObject, targetProperty, binding);
return binding;
}
private BindingBase CreateLangBinding(string key) => new Binding(key)
{
Converter = Converter,
ConverterParameter = ConverterParameter,
UpdateSourceTrigger = UpdateSourceTrigger.Explicit,
Source = Source,
Mode = BindingMode.OneWay
};
}
}