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    copied!<p>Setters can be replaced with one-liners:</p> <pre><code> private string foo; public string Foo { get { return foo; } set { Setter(v =&gt; foo = v, value, () =&gt; Foo, () =&gt; Bar); } } </code></pre> <p>e.g.:</p> <pre><code> set { Setter( v =&gt; SetLang(this.TabAccountLangs, "TextAccount", v), value, () =&gt; Foo ); </code></pre> <p>"Setter" is the method in base class:</p> <pre><code>public abstract class BaseObject : INotifyPropertyChanged { public event PropertyChangedEventHandler PropertyChanged; protected void Setter&lt;T&gt;( Action&lt;T&gt; setter, T newVal, Expression&lt;Func&lt;T&gt;&gt; property, params Expression&lt;Func&lt;object&gt;&gt;[] dependentProperties ) { if ( !equals( getPropValue( property ), newVal ) ) { setter( newVal ); notifyDependentProps( property, dependentProperties ); } } private static string getPropertyName&lt;Tz&gt;( Expression&lt;Func&lt;Tz&gt;&gt; property ) { return getPropertyInfo( property ).Name; } private static PropertyInfo getPropertyInfo&lt;T&gt;( Expression&lt;Func&lt;T&gt;&gt; property ) { MemberExpression expression; var body = property.Body as UnaryExpression; if ( body != null ) expression = (MemberExpression) body.Operand; //for value types else expression = ( (MemberExpression) property.Body ); var pi = expression.Member as PropertyInfo; if ( pi == null ) throw new ArgumentException( "expression must be valid property" ); return pi; } private void valueChanged&lt;Ta&gt;( Expression&lt;Func&lt;Ta&gt;&gt; property ) { if ( PropertyChanged != null ) PropertyChanged( this, new PropertyChangedEventArgs( getPropertyName( property ) ) ); } private void notifyDependentProps&lt;T&gt;( Expression&lt;Func&lt;T&gt;&gt; property, Expression&lt;Func&lt;object&gt;&gt;[] dependentProps ) { valueChanged( property ); if ( dependentProps != null &amp;&amp; dependentProps.Length &gt; 0 ) { for ( int index = 0; index &lt; dependentProps.Length; index++ ) valueChanged( dependentProps[index] ); } } private T getPropValue&lt;T&gt;( Expression&lt;Func&lt;T&gt;&gt; property ) { PropertyInfo pi = getPropertyInfo( property ); return (T) pi.GetValue( this, new object[] {} ); } private bool equals&lt;T&gt;( T first, T second ) { return EqualityComparer&lt;T&gt;.Default.Equals( first, second ); } } </code></pre>
 

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