public WorkflowPage()
{
InitializeComponent();
// Allow for multiple "main" pages
rootPage = currentPage = this;
// Set data context to this page for picking up labels and properties
DataContext = this;
// Initialize workflow app heading with unknown printer
WorkflowHeadingLabel = string.Format(workflowHeadingFormat, workflowHeadingLabel, unknownPrinterLabel);
// Activate window at required size
Windows.UI.ViewManagement.ApplicationView.GetForCurrentView().SetPreferredMinSize(new Windows.Foundation.Size(320, 150));
Windows.UI.ViewManagement.ApplicationView.GetForCurrentView().TryResizeView(new Windows.Foundation.Size(300, 230));
// Handle the HostedViewCLosing event to buy extra time before the background is cancelled
var currentView = CoreApplication.GetCurrentView();
if (!currentView.IsMain)
{
// Register for hosted view closing to revert lockdown
currentView.HostedViewClosing += OnHostedViewClosing;
}
// Create event which signals UI has all required information
uiComplete = new ManualResetEvent(false);
// Retrieve last standalone run settings, if any
localStorage = new LocalStorageUtilities();
if (localStorage.GetUseStandaloneSettings())
{
WatermarkTextBox.Text = localStorage.GetWatermarkTextFromLocalStorage();
localStorage.GetImagePropertiesFromLocalStorage(out string imageFile, out double dpiX, out double dpiY, out int imageWidth, out int imageHeight);
if (imageFile != null)
{
SetLogoCheckBoxImage(imageFile);
ImageCheckBox.IsChecked = true;
}
// Set the "use standlaone settings" check box without triggering the callback
UseStandaloneSettingsCheckBox.Checked -= UseStandaloneSettingsCheckBox_Checked;
UseStandaloneSettingsCheckBox.IsChecked = true;
UseStandaloneSettingsCheckBox.Checked += UseStandaloneSettingsCheckBox_Checked;
}
// Default to standalone, as the foreground task always will overwrite this value shortly after construction
this.LaunchType = WorkflowPageLaunchType.Standalone;
}
protected override void OnNavigatingFrom(NavigatingCancelEventArgs e)
{
// If this is standalone, and the checkbox to save settings is set... save them
if (LaunchType == WorkflowPageLaunchType.Standalone)
{
LocalStorageUtilities localStorage = new LocalStorageUtilities();
if (localStorage.GetUseStandaloneSettings())
{
// If the "use standalone settings" check box has been checked then also save watermark text to local storage
localStorage.SaveWatermarkTextToLocalStorage(Watermark);
}
}
base.OnNavigatingFrom(e);
}