using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using Microsoft.Win32;

namespace Picture_Viewer
{
    public partial class frmViewer : Form
    {
        const bool c_prompt = false;

        string m_strUsername = "";
        bool m_blnPromptOnExit = c_prompt;
        Color m_objPictureBoxColor;

        public frmViewer()
        {
            InitializeComponent();
        }

        #region Event Handling

        private void btnSelectPicture_Click(object sender, EventArgs e)
        {
            this.openPicture();
        }

        private void btnQuit_Click(object sender, EventArgs e)
        {
            // Close the window and exit the application
            this.Close();
        }

        private void btnEnlarge_Click(object sender, EventArgs e)
        {
            this.Width = this.Width + 20;
            this.Height = this.Height + 20;
        }

        private void btnShrink_Click(object sender, EventArgs e)
        {
            if (this.Width <= 400 && this.Height <= 325)
            {
                MessageBox.Show("You can't shrink it any further!");
            }
            else
            {
                this.Width = this.Width - 20;
                this.Height = this.Height - 20;
            }
        }

        private void btnDrawBorder_Click(object sender, EventArgs e)
        {
            this.drawBorder();

        }

        private void picShowPicture_MouseMove(object sender, MouseEventArgs e)
        {
            lblX.Text = "X: " + e.X.ToString();
            lblY.Text = "Y: " + e.Y.ToString();
        }

        private void picShowPicture_MouseLeave(object sender, EventArgs e)
        {
            lblX.Text = "";
            lblY.Text = "";
        }

        private void frmViewer_Load(object sender, EventArgs e)
        {
            lblX.Text = "";
            lblY.Text = "";

            LoadDefaults();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            this.openOptions();
        }

        private void mnuOpenPicture_Click(object sender, EventArgs e)
        {
            this.openPicture();
        }

        private void mnuPromptOnExit_Click(object sender, EventArgs e)
        {
            mnuPromptOnExit.Checked = !(mnuPromptOnExit.Checked);
            m_blnPromptOnExit = mnuPromptOnExit.Checked;
        }

        private void mnuQuit_Click(object sender, EventArgs e)
        {
            this.Close();
        }

        private void mnuDrawBorder_Click(object sender, EventArgs e)
        {
            this.drawBorder();
        }

        private void mnuOptions_Click(object sender, EventArgs e)
        {
            this.openOptions();
        }

        private void drawBorderToolStripMenuItem_Click(object sender, EventArgs e)
        {
            this.drawBorder();
        }

        private void tbbOpenPicture_Click(object sender, EventArgs e)
        {
            this.openPicture();
        }

        private void tbbDrawBorder_Click(object sender, EventArgs e)
        {
            this.drawBorder();
        }

        private void tbbOptions_Click(object sender, EventArgs e)
        {
            this.openOptions();
        }

        #endregion

        public void drawBorder()
        {
            Graphics objGraphics = null;
            objGraphics = this.CreateGraphics();
            objGraphics.Clear(SystemColors.Control);
            objGraphics.DrawRectangle(Pens.Blue,
            picShowPicture.Left - 1, picShowPicture.Top - 1,
                  picShowPicture.Width + 1, picShowPicture.Height + 1);
            objGraphics.Dispose();
        }

        public void openPicture()
        {
            try
            {
                if (ofdSelectPicture.ShowDialog() == DialogResult.OK)
                {
                    picShowPicture.Image = Image.FromFile(ofdSelectPicture.FileName);
                    this.Text = string.Concat("Picture Viewer (" + ofdSelectPicture.FileName + ")");
                    sbrMyStatusStrip.Items[0].Text = ofdSelectPicture.FileName;
                }
                UpdateLog(ofdSelectPicture.FileName);
            }
            catch (System.OutOfMemoryException)
            {
                MessageBox.Show("The file you have selected is not an image file supported by this program.", "Invalid File", MessageBoxButtons.OK);
            }
        }

        private void UpdateLog(string strFileName)
        {
            System.IO.StreamWriter objFile = new System.IO.StreamWriter(
                  System.AppDomain.CurrentDomain.BaseDirectory +
                  @"\PictureLog.txt", true);

            objFile.WriteLine(DateTime.Now + " " + strFileName);
            objFile.Close();
            objFile.Dispose();
        }

        public void openOptions()
        {
            frmOptions frmOptionsDialog = new frmOptions();
            frmOptionsDialog.ShowDialog();
            LoadDefaults();
        }

        private void frmViewer_FormClosing(object sender, FormClosingEventArgs e)
        {
            if (m_blnPromptOnExit)
            {
                if (MessageBox.Show("Close the Picture Viewer program?", "Confirm Exit",
                         MessageBoxButtons.YesNo, MessageBoxIcon.Question)
                         == DialogResult.No)
                {

                    e.Cancel = true;
                }
            }
        }

        public void LoadDefaults()
        {
            m_blnPromptOnExit = Convert.ToBoolean(Registry.GetValue(
      @"HKEY_CURRENT_USER\Software\Draynor.net\PictureViewer\",
      "PromptOnExit", "false"));

            if (Convert.ToString(Registry.GetValue(
      @"HKEY_CURRENT_USER\Software\Draynor.net\PictureViewer\",
      "BackColor", "Gray")) == "Gray")
                m_objPictureBoxColor = System.Drawing.SystemColors.Control;
            else
                m_objPictureBoxColor = System.Drawing.Color.White;

            picShowPicture.BackColor = m_objPictureBoxColor;
            mnuPromptOnExit.Checked = m_blnPromptOnExit;
        }

        private void tbbGetFileAttributes_Click(object sender, EventArgs e)
        {
            // Make sure the file is opened
            if (ofdSelectPicture.FileName == "")
            {
                MessageBox.Show("There is no file open!");
                return;
            }

            // Create the string builder object to concatenate strings.
            System.Text.StringBuilder stbProperties = new
            System.Text.StringBuilder("");
            System.IO.FileAttributes fileAttributes;

            // Get the dates.
            stbProperties.Append("Created: ");
            stbProperties.Append(System.IO.File.GetCreationTime(ofdSelectPicture.FileName));
            stbProperties.Append("\r\n");

            stbProperties.Append("Accessed: ");
            stbProperties.Append(System.IO.File.GetLastAccessTime(ofdSelectPicture.FileName));
            stbProperties.Append("\r\n");

            stbProperties.Append("Modified: ");
            stbProperties.Append(System.IO.File.GetLastWriteTime(ofdSelectPicture.FileName));

            // Get File Attributes
            fileAttributes = System.IO.File.GetAttributes(ofdSelectPicture.FileName);
            stbProperties.Append("\r\n");

            // Use a binary AND to extract the specific attributes.
            stbProperties.Append("Normal: ");
            stbProperties.Append(
                  Convert.ToBoolean((fileAttributes & System.IO.FileAttributes.Normal)
                        == System.IO.FileAttributes.Normal));
            stbProperties.Append("\r\n");

            stbProperties.Append("Hidden: ");
            stbProperties.Append(
                  Convert.ToBoolean((fileAttributes & System.IO.FileAttributes.Hidden)
                        == System.IO.FileAttributes.Hidden));
            stbProperties.Append("\r\n");

            stbProperties.Append("ReadOnly: ");
            stbProperties.Append(
                  Convert.ToBoolean((fileAttributes &
            System.IO.FileAttributes.ReadOnly)
                        == System.IO.FileAttributes.ReadOnly));
            stbProperties.Append("\r\n");

            stbProperties.Append("System: ");
            stbProperties.Append(
                  Convert.ToBoolean((fileAttributes & System.IO.FileAttributes.System)
                        == System.IO.FileAttributes.System));
            stbProperties.Append("\r\n");

            stbProperties.Append("Temporary File: ");
            stbProperties.Append(
                  Convert.ToBoolean((fileAttributes &
            System.IO.FileAttributes.Temporary)
                        == System.IO.FileAttributes.Temporary));
            stbProperties.Append("\r\n");

            stbProperties.Append("Archive: ");
            stbProperties.Append(
                  Convert.ToBoolean((fileAttributes & System.IO.FileAttributes.Archive)
                        == System.IO.FileAttributes.Archive));
            MessageBox.Show(stbProperties.ToString());
        }

        private void tbbViewLog_Click(object sender, EventArgs e)
        {
            frmLogViewer objLog = new frmLogViewer();
            objLog.ShowDialog();
        }

        private void viewLogToolStripMenuItem_Click(object sender, EventArgs e)
        {
            frmLogViewer objLog = new frmLogViewer();
            objLog.ShowDialog();
        }
    }
}