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Use standard event listener pattern

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This commit is contained in:
John Lewin 2018-11-16 08:44:56 -08:00
parent 469a92fab9
commit 2873a74ef7
38 changed files with 1298 additions and 1182 deletions
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17
MatterControlLib/SetupWizard/SetupWizardTroubleshooting.cs
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@ -24,8 +24,6 @@ namespace MatterHackers.MatterControl
{
private GuiWidget nextButton;
private EventHandler unregisterEvents;
private CriteriaRow connectToPrinterRow;
// Used in Android
@ -52,14 +50,13 @@ namespace MatterHackers.MatterControl
this.AddPageAction(nextButton);
// Register for connection notifications
printer.Connection.CommunicationStateChanged += ConnectionStatusChanged;
this.Closed += (s, e) => printer.Connection.CommunicationStateChanged -= ConnectionStatusChanged;
// Register listeners
printer.Connection.CommunicationStateChanged += Connection_CommunicationStateChanged;
}
public void ConnectionStatusChanged(object test, EventArgs args)
public void Connection_CommunicationStateChanged(object test, EventArgs args)
{
if(printer.Connection.CommunicationState == CommunicationStates.Connected && connectToPrinterRow != null)
if (printer.Connection.CommunicationState == CommunicationStates.Connected && connectToPrinterRow != null)
{
connectToPrinterRow.SetSuccessful();
nextButton.Visible = true;
@ -78,12 +75,14 @@ namespace MatterHackers.MatterControl
public override void OnClosed(EventArgs e)
{
if(checkForPermissionTimer != null)
// Unregister listeners
printer.Connection.CommunicationStateChanged -= Connection_CommunicationStateChanged;
if (checkForPermissionTimer != null)
{
checkForPermissionTimer.Dispose();
}
unregisterEvents?.Invoke(this, null);
base.OnClosed(e);
}