Self Placing Window (save form window related information to Registry) : Form Style : GUI Windows Form C# Source Code


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Self Placing Window (save form window related information to Registry)








    
 
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;

    public class Form1 : Form
    {
        private System.Windows.Forms.ListBox listBoxMessages;
        private System.Windows.Forms.Button buttonChooseColor;
        private ColorDialog chooseColorDialog = new ColorDialog();

        public Form1()
        {
            this.listBoxMessages = new System.Windows.Forms.ListBox();
            this.buttonChooseColor = new System.Windows.Forms.Button();
            this.SuspendLayout();

            this.listBoxMessages.Size = new System.Drawing.Size(288, 199);

            this.buttonChooseColor.Location = new System.Drawing.Point(0, 208);
            this.buttonChooseColor.Size = new System.Drawing.Size(104, 23);
            this.buttonChooseColor.Text = "Choose Color";

            this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
            this.ClientSize = new System.Drawing.Size(292, 232);
            this.Controls.AddRange(new System.Windows.Forms.Control[] {
                                      this.buttonChooseColor,
                                      this.listBoxMessages});
            this.ResumeLayout(false);

            buttonChooseColor.Click += new EventHandler(OnClickChooseColor);

            try
            {
                if (ReadSettings() == false)
                    listBoxMessages.Items.Add("No information in registry");
                else
                    listBoxMessages.Items.Add("Information read in from registry");
                StartPosition = FormStartPosition.Manual;
            }
            catch (Exception e)
            {
                listBoxMessages.Items.Add("A problem occurred reading in data from registry:");
                listBoxMessages.Items.Add(e.Message);
            }
        }

        void OnClickChooseColor(object Sender, EventArgs e)
        {
            if (chooseColorDialog.ShowDialog() == DialogResult.OK)
                BackColor = chooseColorDialog.Color;
        }

        void SaveSettings()
        {
            RegistryKey softwareKey = Registry.LocalMachine.OpenSubKey("Software", true);
            RegistryKey wroxKey = softwareKey.CreateSubKey("JJJ");
            RegistryKey selfPlacingWindowKey = wroxKey.CreateSubKey("SelfPlacingWindow");
            selfPlacingWindowKey.SetValue("BackColor", (object)BackColor.ToKnownColor());
            selfPlacingWindowKey.SetValue("Red", (object)(int)BackColor.R);
            selfPlacingWindowKey.SetValue("Green", (object)(int)BackColor.G);
            selfPlacingWindowKey.SetValue("Blue", (object)(int)BackColor.B);
            selfPlacingWindowKey.SetValue("Width", (object)Width);
            selfPlacingWindowKey.SetValue("Height", (object)Height);
            selfPlacingWindowKey.SetValue("X", (object)DesktopLocation.X);
            selfPlacingWindowKey.SetValue("Y", (object)DesktopLocation.Y);
            selfPlacingWindowKey.SetValue("WindowState", (object)WindowState.ToString());
        }

        bool ReadSettings()
        {
            RegistryKey softwareKey = Registry.LocalMachine.OpenSubKey("Software");
            RegistryKey wroxKey = softwareKey.OpenSubKey("JJJ");
            if (wroxKey == null)
                return false;
            RegistryKey selfPlacingWindowKey =
                wroxKey.OpenSubKey("SelfPlacingWindow");
            if (selfPlacingWindowKey == null)
                return false;
            else
                listBoxMessages.Items.Add("Successfully opened key " + selfPlacingWindowKey.ToString());
            int redComponent = (int)selfPlacingWindowKey.GetValue("Red");
            int greenComponent = (int)selfPlacingWindowKey.GetValue("Green");
            int blueComponent = (int)selfPlacingWindowKey.GetValue("Blue");
            this.BackColor = Color.FromArgb(redComponent, greenComponent, blueComponent);
            listBoxMessages.Items.Add("Background color: " + BackColor.Name);
            int X = (int)selfPlacingWindowKey.GetValue("X");
            int Y = (int)selfPlacingWindowKey.GetValue("Y");
            this.DesktopLocation = new Point(X, Y);
            listBoxMessages.Items.Add("Desktop location: " + DesktopLocation.ToString());
            this.Height = (int)selfPlacingWindowKey.GetValue("Height");
            this.Width = (int)selfPlacingWindowKey.GetValue("Width");
            listBoxMessages.Items.Add("Size: " + new Size(Width, Height).ToString());
            string initialWindowState = (string)selfPlacingWindowKey.GetValue("WindowState");
            listBoxMessages.Items.Add("Window State: " + initialWindowState);
            this.WindowState = (FormWindowState)FormWindowState.Parse
                (WindowState.GetType(), initialWindowState);
            return true;
        }

        [STAThread]
        static void Main()
        {
            Application.Run(new Form1());
        }
    }

 
    
   
  
   







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