private InvokableCallMethodAction _callMethodAction; // action used to invoke the method
public InvokeMethodTimer()
{
// Create a CallMethodAction to handle invoking the method. Use the InvokableCallMethodAction
// class so that the Invoke method can be invoked programmatically.
_callMethodAction = new InvokableCallMethodAction();
// Bind the action's MethodName and TargetObject properties to the corresponding properties
// on the InvokeMethodTimer object
Binding b = new Binding("MethodName") { Source = this };
BindingOperations.SetBinding(_callMethodAction, CallMethodAction.MethodNameProperty, b);
b = new Binding("TargetObject") { Source = this };
BindingOperations.SetBinding(_callMethodAction, CallMethodAction.TargetObjectProperty, b);
// Add the CallMethodAction to the InvokeMethodTimer's triggers collection. Without this,
// invoking the action will fail silently.
Interactivity.EventTrigger trigger = new Interactivity.EventTrigger();
trigger.Actions.Add(_callMethodAction);
Interactivity.TriggerCollection triggers = Interactivity.Interaction.GetTriggers(this);
triggers.Add(trigger);
// Initialize the timer
_timer = new DispatcherTimer() { Interval = Delay };
_timer.Tick += (o, e) =>
{
_timer.Stop();
_callMethodAction.Invoke(null);
};
}
private InvokableCallMethodAction _callMethodAction; // action used to invoke the method
public InvokeMethodTimer()
{
// Create a CallMethodAction to handle invoking the method. Use the InvokableCallMethodAction
// class so that the Invoke method can be invoked programmatically.
_callMethodAction = new InvokableCallMethodAction();
// Bind the action's MethodName and TargetObject properties to the corresponding properties
// on the InvokeMethodTimer object
Binding b = new Binding("MethodName")
{
Source = this
};
BindingOperations.SetBinding(_callMethodAction, CallMethodAction.MethodNameProperty, b);
b = new Binding("TargetObject")
{
Source = this
};
BindingOperations.SetBinding(_callMethodAction, CallMethodAction.TargetObjectProperty, b);
// Add the CallMethodAction to the InvokeMethodTimer's triggers collection. Without this,
// invoking the action will fail silently.
Interactivity.EventTrigger trigger = new Interactivity.EventTrigger();
trigger.Actions.Add(_callMethodAction);
Interactivity.TriggerCollection triggers = Interactivity.Interaction.GetTriggers(this);
triggers.Add(trigger);
// Initialize the timer
_timer = new DispatcherTimer()
{
Interval = Delay
};
_timer.Tick += (o, e) =>
{
_timer.Stop();
_callMethodAction.Invoke(null);
};
}
