Settings.cs

#region License
/* 
ClipboardDiff Visual Studio Extension
Copyright (C) 2011-2014 Einar Egilsson
http://einaregilsson.com/clipboarddiff-visual-studio-extension/

This program is licensed under the MIT license, see the file LICENSE
for details.
*/

#endregion
using System;
using System.IO;
using System.Windows.Forms;

namespace EinarEgilsson.ClipboardDiff
{
    public partial class Settings : Form
    {
        public Settings()
        {
            InitializeComponent();
        }

        public Settings(string program, string arguments) : this()
        {
            txtProgram.Text = program;
            txtArguments.Text = arguments;
        }

        public string Program
        {
            get { return txtProgram.Text; }
        }

        public string Arguments
        {
            get { return txtArguments.Text; }
        }

        private void OnFindProgramClick(object sender, EventArgs e)
        {
            using (var filePicker = new OpenFileDialog())
            {
                filePicker.Title = "Choose diff program to use...";
                filePicker.CheckFileExists = true;
                filePicker.Filter = "Executable files|*.exe";
                filePicker.InitialDirectory = Environment.GetFolderPath(Environment.SpecialFolder.ProgramFiles);
                if (filePicker.ShowDialog(this) == DialogResult.OK)
                {
                    txtProgram.Text = filePicker.FileName;
                }
            }
        }

        private void OnCancelClick(object sender, EventArgs e)
        {
            DialogResult = DialogResult.Cancel;
            Close();
        }

        private void OnOKClick(object sender, EventArgs e)
        {
            if (!File.Exists(txtProgram.Text))
            {
                MessageBox.Show("The program you have picked doesn't exist!", "File doesn't exist", MessageBoxButtons.OK,
                                MessageBoxIcon.Error);
                return;
            }
            if (!txtArguments.Text.Contains("$FILE1$") || !txtArguments.Text.Contains("$FILE2$"))
            {
                MessageBox.Show("The arguments must contain both $FILE1$ and $FILE2$ for the diff to work!", "Arguments are invalid", MessageBoxButtons.OK,
                                MessageBoxIcon.Error);
                return;
            }
            DialogResult = DialogResult.OK;
            Close();
        }
    }
}