using System;

using System.Diagnostics;

using System.Drawing;

using System.IO;

using System.Reflection;

using System.Windows.Forms;

namespace CabMaker

{

public partial class MainForm : Form

{

private const int EXIT_CODE_SUCCESS = 0;

public MainForm()

{

InitializeComponent();

}

private void btnSourceBrowse_Click(object sender, EventArgs e)

{

FolderBrowserDialog dialog = new FolderBrowserDialog();

dialog.SelectedPath = txtSourceFolder.Text;

if (dialog.ShowDialog() == DialogResult.OK)

{

txtSourceFolder.Text = dialog.SelectedPath;

}

}

private void btnTargetBrowse_Click(object sender, EventArgs e)

{

FolderBrowserDialog dialog = new FolderBrowserDialog();

dialog.SelectedPath = txtTargetFolder.Text;

if (dialog.ShowDialog() == DialogResult.OK)

{

txtTargetFolder.Text = dialog.SelectedPath;

}

}

private void btnRun_Click(object sender, EventArgs e)

{

btnRun.Enabled = false;

lblOutputStatus.Text = "";

lblOutputStatus.ForeColor = SystemColors.WindowText;

txtOutput.Clear();

txtOutput.ForeColor = SystemColors.WindowText;

if (String.IsNullOrWhiteSpace(txtSourceFolder.Text) ||

String.IsNullOrWhiteSpace(txtTargetFolder.Text) ||

String.IsNullOrWhiteSpace(txtFileName.Text))

{

txtOutput.AppendText("Error: Source path, target path, and target file name must be specified.");

txtOutput.ForeColor = Color.Red;

}

else

{

try

{

// Create target folder if it doesn't already exist

if (!Directory.Exists(txtTargetFolder.Text))

{

Directory.CreateDirectory(txtTargetFolder.Text);

}

// Build DDF file

DdfFileBuilder ddfBuilder = new DdfFileBuilder(

txtSourceFolder.Text,

chkRecursive.Checked,

txtTargetFolder.Text,

txtFileName.Text,

EnumUtil.SafeParse(cboCompressType.SelectedItem as string, Constants.DefaultCompressionType),

cboCompressMemory.SelectedItem as CompressionWindowSize);

ddfBuilder.BuildAndSave();

// Run "makecab.exe"

string cmd = String.Format("/f {0}", ddfBuilder.DdfFilePath.EnsureQuoted());

Process process = new Process();

ProcessStartInfo startInfo = new ProcessStartInfo();

startInfo.CreateNoWindow = true;

startInfo.FileName = "makecab.exe";

startInfo.Arguments = cmd;

startInfo.RedirectStandardOutput = true;

startInfo.RedirectStandardError = true;

startInfo.UseShellExecute = false;

process.StartInfo = startInfo;

process.ErrorDataReceived += Process_ErrorDataReceived;

process.OutputDataReceived += Process_OutputDataReceived;

process.Start();

process.BeginOutputReadLine();

process.BeginErrorReadLine();

process.WaitForExit();

txtOutput.AppendText("Exit code: " + process.ExitCode);

if (process.ExitCode == EXIT_CODE_SUCCESS)

{

File.SetLastWriteTime(Path.Combine(txtTargetFolder.Text, txtFileName.Text), DateTime.Now);

lblOutputStatus.Text = "CAB file successfully created.";

lblOutputStatus.ForeColor = Color.Green;

}

else

{

lblOutputStatus.Text = "CAB file not created. See output for details.";

lblOutputStatus.ForeColor = Color.Red;

}

}

catch (Exception ex)

{

lblOutputStatus.Text = "CAB file not created. See output for details.";

lblOutputStatus.ForeColor = Color.Red;

txtOutput.AppendText("Error: " + ex.ToString());

txtOutput.ForeColor = Color.Red;

}

}

btnRun.Enabled = true;

}

// capture output from console stdout to output box on form

private void Process_OutputDataReceived(object sender, DataReceivedEventArgs e)

{

this.BeginInvoke((MethodInvoker)delegate

{

if (e.Data != null)

{

txtOutput.AppendText(e.Data + Environment.NewLine);

}

});

}

// capture output from console stderr to output box on form

private void Process_ErrorDataReceived(object sender, DataReceivedEventArgs e)

{

this.BeginInvoke((MethodInvoker)delegate

{

if (e.Data != null)

{

txtOutput.AppendText(e.Data + Environment.NewLine);

txtOutput.ForeColor = Color.Red;

}

});

}

private void MainForm_FormClosing(object sender, FormClosingEventArgs e)

{

if (chkRemember.Checked)

{

UserSettings.Save(

txtSourceFolder.Text,

chkRecursive.Checked,

txtTargetFolder.Text,

txtFileName.Text,

EnumUtil.SafeParse(cboCompressType.SelectedItem as string, Constants.DefaultCompressionType),

cboCompressMemory.SelectedItem as CompressionWindowSize);

}

else

{

UserSettings.Clear();

}

}

private void MainForm_Load(object sender, EventArgs e)

{

// Initialize drop-downs

cboCompressType.Items.AddRange(Enum.GetNames(typeof(CompressionType)));

cboCompressMemory.DataSource = Constants.CompressionWindowSizes;

cboCompressMemory.DisplayMember = "Description";

cboCompressMemory.ValueMember = "Exponent";

// Set field values

UserSettings settings = UserSettings.FetchWithDefaults();

txtSourceFolder.Text = settings.SourcePath;

chkRecursive.Checked = settings.IncludeSubfolders;

txtTargetFolder.Text = settings.TargetPath;

txtFileName.Text = settings.FileName;

cboCompressType.SelectedItem = Enum.GetName(typeof(CompressionType), settings.CompressionType);

cboCompressMemory.SelectedValue = settings.CompressionWindowSize;

lblVersion.Text = Assembly.GetExecutingAssembly().GetName().Version.ToString(2);

}

private void cboCompressType_SelectedIndexChanged(object sender, EventArgs e)

{

CompressionType compressionType = EnumUtil.SafeParse(

cboCompressType.SelectedItem as string, Constants.DefaultCompressionType);

cboCompressMemory.Enabled = DdfFileBuilder.IsCompressionWindowSizeIncluded(compressionType);

}

}

}