/// <summary> /// Invoked when a new non-null target is set, which has non-null MethodInfo. Used to assert that the method signature is correct /// </summary> /// <param name="targetMethodInfo">MethodInfo of method on new target</param> /// <param name="newTargetType">Type of new target</param> protected internal override void AssertTargetMethodInfo(MethodInfo targetMethodInfo, Type newTargetType) { var methodParameters = targetMethodInfo.GetParameters(); if (methodParameters.Length > 1) { var e = new ActionSignatureInvalidException(String.Format("Method {0} on {1} must have zero or one parameters", this.MethodName, newTargetType.Name)); logger.Error(e); throw e; } }
/// <summary> /// Invoked when a new non-null target is set, which has non-null MethodInfo. Used to assert that the method signature is correct /// </summary> /// <param name="targetMethodInfo">MethodInfo of method on new target</param> /// <param name="newTargetType">Type of new target</param> protected internal override void AssertTargetMethodInfo(MethodInfo targetMethodInfo, Type newTargetType) { var methodParameters = targetMethodInfo.GetParameters(); if (methodParameters.Length > 1) { var e = new ActionSignatureInvalidException(String.Format("Method {0} on {1} must have zero or one parameters", this.MethodName, newTargetType.Name)); logger.Error(e); throw e; } }
/// <summary> /// Invoked when a new non-null target is set, which has non-null MethodInfo. Used to assert that the method signature is correct /// </summary> /// <param name="targetMethodInfo">MethodInfo of method on new target</param> /// <param name="newTargetType">Type of new target</param> protected internal override void AssertTargetMethodInfo(MethodInfo targetMethodInfo, Type newTargetType) { var methodParameters = targetMethodInfo.GetParameters(); if (!(methodParameters.Length == 0 || (methodParameters.Length == 1 && (typeof(EventArgs).IsAssignableFrom(methodParameters[0].ParameterType) || methodParameters[0].ParameterType == typeof(DependencyPropertyChangedEventArgs))) || (methodParameters.Length == 2 && (typeof(EventArgs).IsAssignableFrom(methodParameters[1].ParameterType) || methodParameters[1].ParameterType == typeof(DependencyPropertyChangedEventArgs))))) { var e = new ActionSignatureInvalidException(String.Format("Method {0} on {1} must have the signatures void Method(), void Method(EventArgsOrSubClass e), or void Method(object sender, EventArgsOrSubClass e)", this.MethodName, newTargetType.Name)); logger.Error(e); throw e; } }
/// <summary> /// Invoked when a new non-null target is set, which has non-null MethodInfo. Used to assert that the method signature is correct /// </summary> /// <param name="targetMethodInfo">MethodInfo of method on new target</param> /// <param name="newTargetType">Type of new target</param> protected internal override void AssertTargetMethodInfo(MethodInfo targetMethodInfo, Type newTargetType) { var methodParameters = targetMethodInfo.GetParameters(); if (!(methodParameters.Length == 0 || (methodParameters.Length == 1 && (typeof(EventArgs).IsAssignableFrom(methodParameters[0].ParameterType) || methodParameters[0].ParameterType == typeof(DependencyPropertyChangedEventArgs))) || (methodParameters.Length == 2 && (typeof(EventArgs).IsAssignableFrom(methodParameters[1].ParameterType) || methodParameters[1].ParameterType == typeof(DependencyPropertyChangedEventArgs))))) { var e = new ActionSignatureInvalidException(String.Format("Method {0} on {1} must have the signatures void Method(), void Method(EventArgsOrSubClass e), or void Method(object sender, EventArgsOrSubClass e)", this.MethodName, newTargetType.Name)); logger.Error(e); throw e; } }