ImagePrintView.xaml.cs
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/***********************************************
* CONFIDENTIAL AND PROPRIETARY
*
* The source code and other information contained herein is the confidential and exclusive property of
* ZIH Corp. and is subject to the terms and conditions in your end user license agreement.
* This source code, and any other information contained herein, shall not be copied, reproduced, published,
* displayed or distributed, in whole or in part, in any medium, by any means, for any purpose except as
* expressly permitted under such license agreement.
*
* Copyright ZIH Corp. 2018
*
* ALL RIGHTS RESERVED
***********************************************/
using System;
using System.IO;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using Zebra.Sdk.Comm;
using Zebra.Sdk.Device;
using Zebra.Sdk.Graphics;
using Zebra.Sdk.Printer;
using Zebra.Windows.DevDemo.Utils;
namespace Zebra.Windows.DevDemo.Demos.ImagePrint {
/// <summary>
/// Interaction logic for ImagePrintView.xaml
/// </summary>
public partial class ImagePrintView : UserControl {
private ImagePrintViewModel viewModel;
public ImagePrintView() {
InitializeComponent();
viewModel = DataContext as ImagePrintViewModel;
}
private void PrintButton_Click(object sender, RoutedEventArgs evt) {
SetPrintButtonState(false);
Connection printerConnection = null;
Task.Run(() => {
try {
printerConnection = connectionSelector.GetConnection();
printerConnection.Open();
ZebraImageI image = ZebraImageFactory.GetImage(fileSelector.FileName);
if (viewModel.ShouldStoreImage) {
ZebraPrinterFactory.GetInstance(printerConnection).StoreImage(viewModel.StoredFileName, image, 540, 412);
}
ZebraPrinterFactory.GetInstance(printerConnection).PrintImage(image, 0, 0, 550, 412, false);
} catch (ConnectionException e) {
MessageBoxCreator.ShowError(e.Message, "Connection Error");
} catch (ZebraPrinterLanguageUnknownException e) {
MessageBoxCreator.ShowError(e.Message, "Connection Error");
} catch (IOException e) {
MessageBoxCreator.ShowError(e.Message, "Image Error");
} catch (ZebraIllegalArgumentException e) {
MessageBoxCreator.ShowError(e.Message, "Illegal Arguments");
} catch (ArgumentException e) {
MessageBoxCreator.ShowError(e.Message, "Invalid File Path");
} finally {
try {
if (printerConnection != null) {
printerConnection.Close();
}
} catch (ConnectionException) {
} finally {
SetPrintButtonState(true);
}
}
});
}
private void SetPrintButtonState(bool state) {
Application.Current.Dispatcher.Invoke(() => {
printButton.IsEnabled = state;
});
}
}
}