How to apply multiple styles in WPF

I think the simple answer is that you can’t do (at least in this version of WPF) what you are trying to do. That is, for any particular element only one Style can be applied. However, as others have stated above, maybe you can use BasedOn to help you out. Check out the following piece … Read more

Binding ConverterParameter

The ConverterParameter property can not be bound because it is not a dependency property. Since Binding is not derived from DependencyObject none of its properties can be dependency properties. As a consequence, a Binding can never be the target object of another Binding. There is however an alternative solution. You could use a MultiBinding with … Read more

Is it sometimes bad to use ?

The main reason for not using <br> is that it’s not semantic. If you want two items in different visual blocks, you probably want them in different logical blocks. In most cases this means just using different elements, for example <p>Stuff</p><p>Other stuff</p>, and then using CSS to space the blocks out properly. There are cases … Read more

How to manage Angular2 “expression has changed after it was checked” exception when a component property depends on current datetime

Run change detection explicitly after the change: import { ChangeDetectorRef } from ‘@angular/core’; constructor(private cdRef:ChangeDetectorRef) {} ngAfterViewChecked() { console.log( “! changement de la date du composant !” ); this.dateNow = new Date(); this.cdRef.detectChanges(); }

Valid values for android:fontFamily and what they map to?

Where do these values come from? The documentation for android:fontFamily does not list this information in any place These are indeed not listed in the documentation. But they are mentioned here under the section ‘Font families’. The document lists every new public API for Android Jelly Bean 4.1. In the styles.xml file in the application … Read more

How to bind inverse boolean properties in WPF?

You can use a ValueConverter that inverts a bool property for you. XAML: IsEnabled=”{Binding Path=IsReadOnly, Converter={StaticResource InverseBooleanConverter}}” Converter: [ValueConversion(typeof(bool), typeof(bool))] public class InverseBooleanConverter: IValueConverter { #region IValueConverter Members public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture) { if (targetType != typeof(bool)) throw new InvalidOperationException(“The target must be a boolean”); return !(bool)value; } public … Read more

Is it possible to have multiple styles inside a TextView?

In case, anyone is wondering how to do this, here’s one way: (Thanks to Mark again!) mBox = new TextView(context); mBox.setText(Html.fromHtml(“<b>” + title + “</b>” + “<br />” + “<small>” + description + “</small>” + “<br />” + “<small>” + DateAdded + “</small>”)); For an unofficial list of tags supported by this method, refer to … Read more

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