internal ToolTipManager(SystemWindow owner)
{
this.systemWindow = owner;
// Register listeners
systemWindow.MouseMove += this.SystemWindow_MouseMove;
runningInterval = UiThread.SetInterval(CheckIfNeedToDisplayToolTip, .05);
}
public static bool ClearInterval(RunningInterval runningInterval)
{
lock (locker)
{
runningInterval.Shutdown();
return(intervalActions.Remove(runningInterval));
}
}
/// <summary>
/// Repeats a given action at every given time-interval.
/// </summary>
/// <param name="action">The action to execute</param>
/// <param name="intervalInSeconds">The invoke interval in seconds</param>
/// <returns>Action to call to cancel interval</returns>
public static RunningInterval SetInterval(Action action, double intervalInSeconds)
{
var runningInterval = new RunningInterval(action, intervalInSeconds);
lock (locker)
{
intervalActions.Add(runningInterval);
}
return(runningInterval);
}
public static void ClearInterval(RunningInterval runningInterval)
{
lock (locker)
{
if (runningInterval != null)
{
runningInterval.Shutdown();
intervalActions.Remove(runningInterval);
}
}
}
/// <summary>
/// Repeats a given action at every given time-interval.
/// </summary>
/// <param name="action"></param>
/// <param name="intervalInSeconds"></param>
/// <returns>Action to call to cancel interval</returns>
public static RunningInterval SetInterval(Action action, double intervalInSeconds)
{
RunningInterval runningInterval = new RunningInterval();
Action IntervalFunction = null;
IntervalFunction = () =>
{
if (runningInterval.Continue)
{
RunOnIdle(action, intervalInSeconds);
RunOnIdle(IntervalFunction, intervalInSeconds);
}
};
// queue the next call and the event to run on uithread
RunOnIdle(action, intervalInSeconds);
RunOnIdle(IntervalFunction, intervalInSeconds);
return(runningInterval);
}
public static void ExecuteWhen(Func <bool> readyCondition, Action actionToExecute, double secondsBeforeRecheck = .1, double maxSecondsToWait = 1)
{
long startTime = UiThread.CurrentTimerMs;
RunningInterval interval = null;
void WaitForCondition()
{
var ready = readyCondition();
if (ready || UiThread.CurrentTimerMs > startTime + maxSecondsToWait * 1000)
{
if (ready)
{
actionToExecute();
}
UiThread.ClearInterval(interval);
}
}
interval = UiThread.SetInterval(WaitForCondition, secondsBeforeRecheck);
}