ZipUtility 1.2.4

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

using ZipUtility;

namespace ZipUtilityTest
{
	internal partial class ZipUtilityTest : Form
	{
		public ZipUtilityTest()
		{
			ZipViewer zipViewer = null;
			string unzipDst = Application.StartupPath;

			var statusStrip = new StatusStrip() { Parent = this, };
			var statusLabel = new ToolStripStatusLabel() { Text = "Ready", Spring = true, TextAlign = ContentAlignment.MiddleLeft, };
			statusStrip.Items.Add(statusLabel);
			Action<string> progress = (l) => { statusLabel.Text = l; };
			CheckBox checkBoxReportProgress = new CheckBox() { Text = "Report progress", Dock = DockStyle.Top, Checked = true, };

			ListBox listBoxZipFiles = new ListBox() { Parent = this, Dock = DockStyle.Top, };
			listBoxZipFiles.ContextMenuStrip = new ContextMenuStrip();
			ToolStripMenuItem tsmiUnzip = new ToolStripMenuItem() { Text = "Unzip selected", };
			tsmiUnzip.Click += async (sender, e) =>
			{
				await zipViewer.Extract(unzipDst, listBoxZipFiles.SelectedItems.Cast<string>().ToList());
			};

			ToolStripMenuItem tsmiGlimpse = new ToolStripMenuItem() { Text = "Glimpse selected", };
			tsmiGlimpse.Click += (sender, e) =>
			{
				foreach (var item in listBoxZipFiles.SelectedItems.Cast<string>())
				{
					var d = zipViewer.GetData(item);
					var text = Encoding.UTF8.GetString(d);
					int len = Math.Min(200, text.Length);
					MessageBox.Show(text.Substring(0, len));
				}
			};


			ToolStripMenuItem tsmiGlimpseAsHex = new ToolStripMenuItem() { Text = "Glimpse first 16 bytes", };
			tsmiGlimpseAsHex.Click += (sender, e) =>
			{
				if (zipViewer != null)
				{
					var bytedata = zipViewer.GetData(listBoxZipFiles.Text);

					var text = new StringBuilder();
					for (int i = 0; i < Math.Min(16, bytedata.Length); i++)
					{
						text.AppendFormat("{0:X2} ", bytedata[i]);
					}
					MessageBox.Show(text.ToString());
				}
			};



			listBoxZipFiles.ContextMenuStrip.Items.Add(tsmiUnzip);
			listBoxZipFiles.ContextMenuStrip.Items.Add(tsmiGlimpse);

			Button buttonOpenZip = new Button() { Text = "Open an zip", Parent = this, Dock = DockStyle.Top, };
			buttonOpenZip.Click += async (sender, e) =>
			{
				OpenFileDialog ofd = new OpenFileDialog() { InitialDirectory = Application.StartupPath,Filter = "*.zip;*.tar.gz|*.zip;*.tar.gz" };
				if (ofd.ShowDialog() == DialogResult.OK)
				{
					zipViewer = await ZipViewer.Open(ofd.FileName, checkBoxReportProgress.Checked? progress:  null);// progress);
					listBoxZipFiles.Items.Clear();

					if (zipViewer != null)
					{
						listBoxZipFiles.Items.AddRange(zipViewer.FileList.Select(x => x.FileName).ToArray());
						progress(zipViewer.Type.ToString());
					}
				}
			};

			Button buttonExtract = new Button() { Text = "UnzipAll", Parent = this, Dock = DockStyle.Top, };
			buttonExtract.Click += async (sender, e) =>
			{
				OpenFileDialog ofd = new OpenFileDialog() { InitialDirectory = Application.StartupPath, };
				if (ofd.ShowDialog() == DialogResult.OK)
				{
					var tempdst = System.IO.Path.GetDirectoryName(ofd.FileName);
					var z = await ZipViewer.Open(ofd.FileName, checkBoxReportProgress.Checked ? progress : null);
					if (z != null)
					{
						await z.ExtractAll(tempdst);
					}
				}
			};

			Button buttonZip = new Button() { Text = "CreateZip", Parent = this, Dock = DockStyle.Top, };
			buttonZip.Click += async (sender, e) =>
			{
				using (var streamzipper = new StreamZipper("streamzip.zip"))
				{
					OpenFileDialog ofd = new OpenFileDialog() { InitialDirectory = Application.StartupPath, Multiselect = true, };
					if (ofd.ShowDialog() == DialogResult.OK)
					{
						foreach (var f in ofd.FileNames)
						{
							streamzipper.Add(f, System.IO.Path.GetFileName(f));
							progress(f);
							await Task.Delay(1);
						}
					}

					FolderBrowserDialog fbd = new FolderBrowserDialog() { SelectedPath = Application.StartupPath, };
					if (fbd.ShowDialog() == DialogResult.OK)
					{
						var startpos = System.IO.Path.GetDirectoryName(fbd.SelectedPath).Length;
						foreach (var f in System.IO.Directory.GetFiles(fbd.SelectedPath, "*", System.IO.SearchOption.AllDirectories))
						{
							streamzipper.Add(f, f.Substring(startpos));
							progress(f);
							await Task.Delay(1);
						}
					}

					streamzipper.Close();
					streamzipper.Dispose();
					progress("Ready");

				}
			};

			Button buttonZipToByteArray = new Button() { Text = "CreateZip(byte[])", Parent = this, Dock = DockStyle.Top, };
			buttonZipToByteArray.Click += async (sender, e) => 
			{
				/** If you want to get zipped binary or write the data by youself, set null to dstpath */
				using (var streamzipper = new StreamZipper())
				{
					OpenFileDialog ofd = new OpenFileDialog() { InitialDirectory = Application.StartupPath, Multiselect = true, };
					if (ofd.ShowDialog() == DialogResult.OK)
					{
						foreach (var f in ofd.FileNames)
						{
							streamzipper.Add(f, System.IO.Path.GetFileName(f));
							progress(f);
							await Task.Delay(1);
						}
					}

					FolderBrowserDialog fbd = new FolderBrowserDialog() { SelectedPath = Application.StartupPath, };
					if (fbd.ShowDialog() == DialogResult.OK)
					{
						var startpos = System.IO.Path.GetDirectoryName(fbd.SelectedPath).Length;
						foreach (var f in System.IO.Directory.GetFiles(fbd.SelectedPath, "*", System.IO.SearchOption.AllDirectories))
						{
							streamzipper.Add(f, f.Substring(startpos));
							progress(f);
							await Task.Delay(1);
						}
					}

					//if dstpath is null, not saved when close called.
					streamzipper.Close();


					/** To get the Zipped binary data, use ZippedData after closing the streamzipper */
#if false
					using (System.IO.FileStream fs = new System.IO.FileStream("streamzip.zip", System.IO.FileMode.Create, System.IO.FileAccess.Write))
					{
						fs.Write(streamzipper.ZippedData, 0, streamzipper.ZippedData.Length);
					}
#else
					/** Also you can write the Zipped binary data to a file. */
					streamzipper.Write("streamzip.zip");
#endif

					streamzipper.Dispose();
					progress("Ready");

				}
			};


			listBoxZipFiles.ContextMenuStrip.Items.Add(tsmiGlimpseAsHex);

			Controls.Add(checkBoxReportProgress);



			SizeChanged += (sende, e) =>
			{
				listBoxZipFiles.Height = ClientSize.Height - buttonOpenZip.Height - buttonExtract.Height - buttonZip.Height - statusStrip.Height;
			};
			StartPosition = FormStartPosition.CenterScreen;
			ClientSize = new Size(400, 600);
		}
	}
}