Csharp/C Sharp by API/System.Windows.Forms/ColorDialog

ColorDialog.AllowFullOpen

 

using System;
using System.Drawing;
using System.Collections;
using System.ruponentModel;
using System.Windows.Forms;
using System.Data;
    public class ColorFontDialog : System.Windows.Forms.Form
    {
        private System.Windows.Forms.Button button1;
        private System.Windows.Forms.Button button2;
        private System.Windows.Forms.Label label1;
        public ColorFontDialog()
        {
            this.Text = "Font and Color Dialogs";
            this.button1.Text = "&Font";
            this.button2.Text = "&Color";
            this.label1.Text = "Change my FONT and COLOR!";
            this.button1 = new System.Windows.Forms.Button();
            this.button2 = new System.Windows.Forms.Button();
            this.label1 = new System.Windows.Forms.Label();
            this.SuspendLayout();
            this.button1.Location = new System.Drawing.Point(24, 8);
            this.button1.Text = "button1";
            this.button1.Click += new System.EventHandler(this.button1_Click_1);
            this.button2.Location = new System.Drawing.Point(120, 8);
            this.button2.Text = "button2";
            this.button2.Click += new System.EventHandler(this.button2_Click);
            this.label1.Location = new System.Drawing.Point(8, 48);
            this.label1.Size = new System.Drawing.Size(280, 48);
            this.label1.TabIndex = 2;
            this.label1.Text = "label1";
            this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
            this.ClientSize = new System.Drawing.Size(292, 101);
            this.Controls.AddRange(new System.Windows.Forms.Control[] {
                                                                          this.label1,
                                                                          this.button2,
                                                                          this.button1});
            this.Name = "ColorFontDialog";
            this.Text = "ColorFontDialog";
            this.ResumeLayout(false);
        }
        static void Main() 
        {
            Application.Run(new ColorFontDialog());
        }
        private void button2_Click(object sender, System.EventArgs e)
        {
            ColorDialog cd = new ColorDialog();
            cd.AllowFullOpen = true;   // allow custom colors
            cd.FullOpen = true;   // shows custom colors automatically
            cd.Color = Color.DarkBlue;  // sets the custom color
            if(cd.ShowDialog() == System.Windows.Forms.DialogResult.OK)
                this.label1.ForeColor = cd.Color;
        }
        private void button1_Click_1(object sender, System.EventArgs e)
        {
            FontDialog fd = new FontDialog();
            fd.ShowColor = true;
            fd.Color = Color.Blue;
            fd.ShowApply = true;   // ColorDialog does not provide this option!!!
            fd.Apply += new EventHandler(ApplyFont);
            if(fd.ShowDialog() != System.Windows.Forms.DialogResult.Cancel)
                ChangeFont(fd);
        }
        private void ApplyFont(object o, EventArgs ea)
        {
            ChangeFont((FontDialog)o);
        }
        private void ChangeFont(FontDialog fd)
        {
            this.label1.Font = fd.Font;
            this.label1.ForeColor = fd.Color;
        }
    }

ColorDialog.AnyColor

 
  using System;
  using System.Drawing;
  using System.Collections;
  using System.ruponentModel;
  using System.Windows.Forms;
  using System.Data;
  public class Test
  {
    static void Main() 
    {
        System.Windows.Forms.ColorDialog colorDlg = new System.Windows.Forms.ColorDialog();    
      colorDlg.AnyColor = true;
      colorDlg.ShowHelp = true;  
      if (colorDlg.ShowDialog() != DialogResult.Cancel)
      {
        string strARGB = colorDlg.Color.ToString();
        Console.WriteLine(strARGB);
      }
    }
  }

ColorDialog.Color

 
using System;
using System.Collections.Generic;
using System.ruponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
public class MainForm : Form {
    private ColorDialog colorDlg;
    private Color currColor = Color.DimGray;
    public MainForm() {
        CenterToScreen();
        colorDlg = new ColorDialog();
        this.MouseDown += new MouseEventHandler(MainForm_MouseDown);
    }
    void MainForm_MouseDown(object sender, MouseEventArgs e) {
        if (colorDlg.ShowDialog() != DialogResult.Cancel) {
            currColor = colorDlg.Color;
            this.BackColor = currColor;
            string strARGB = colorDlg.Color.ToString();
            MessageBox.Show(strARGB, "Color is:");
        }
    }
}

ColorDialog.CustomColor

 
        
using System;        
using System.Drawing;
using System.ruponentModel;
using System.Windows.Forms;

public class ColorDialogWithCustomColor{
    public static void Main(){
    ColorDialog dlg=new ColorDialog();
    dlg.FullOpen = true;
    // Define the first five of the custom color settings
       // 0xAARRGGBB where AA is alpha, 
                        // RR is red, 
                     // GG is green 
                     // BB is blue 
    // expressed as the hexadecimal byte equivalent
    dlg.CustomColors = new int[5]{0x00ff8040, 0x00c256fe,
               0x00aa2005, 0x0004f002, 0x002194b5};
    dlg.ShowDialog();
  }
}

ColorDialog.FullOpen

 

using System;
using System.Drawing;
using System.Collections;
using System.ruponentModel;
using System.Windows.Forms;
using System.Data;
    public class ColorFontDialog : System.Windows.Forms.Form
    {
        private System.Windows.Forms.Button button1;
        private System.Windows.Forms.Button button2;
        private System.Windows.Forms.Label label1;
        public ColorFontDialog()
        {
            this.Text = "Font and Color Dialogs";
            this.button1.Text = "&Font";
            this.button2.Text = "&Color";
            this.label1.Text = "Change my FONT and COLOR!";
            this.button1 = new System.Windows.Forms.Button();
            this.button2 = new System.Windows.Forms.Button();
            this.label1 = new System.Windows.Forms.Label();
            this.SuspendLayout();
            this.button1.Location = new System.Drawing.Point(24, 8);
            this.button1.Text = "button1";
            this.button1.Click += new System.EventHandler(this.button1_Click_1);
            this.button2.Location = new System.Drawing.Point(120, 8);
            this.button2.Text = "button2";
            this.button2.Click += new System.EventHandler(this.button2_Click);
            this.label1.Location = new System.Drawing.Point(8, 48);
            this.label1.Size = new System.Drawing.Size(280, 48);
            this.label1.TabIndex = 2;
            this.label1.Text = "label1";
            this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
            this.ClientSize = new System.Drawing.Size(292, 101);
            this.Controls.AddRange(new System.Windows.Forms.Control[] {
                                                                          this.label1,
                                                                          this.button2,
                                                                          this.button1});
            this.Name = "ColorFontDialog";
            this.Text = "ColorFontDialog";
            this.ResumeLayout(false);
        }
        static void Main() 
        {
            Application.Run(new ColorFontDialog());
        }
        private void button2_Click(object sender, System.EventArgs e)
        {
            ColorDialog cd = new ColorDialog();
            cd.AllowFullOpen = true;   // allow custom colors
            cd.FullOpen = true;   // shows custom colors automatically
            cd.Color = Color.DarkBlue;  // sets the custom color
            if(cd.ShowDialog() == System.Windows.Forms.DialogResult.OK)
                this.label1.ForeColor = cd.Color;
        }
        private void button1_Click_1(object sender, System.EventArgs e)
        {
            FontDialog fd = new FontDialog();
            fd.ShowColor = true;
            fd.Color = Color.Blue;
            fd.ShowApply = true;   // ColorDialog does not provide this option!!!
            fd.Apply += new EventHandler(ApplyFont);
            if(fd.ShowDialog() != System.Windows.Forms.DialogResult.Cancel)
                ChangeFont(fd);
        }
        private void ApplyFont(object o, EventArgs ea)
        {
            ChangeFont((FontDialog)o);
        }
        private void ChangeFont(FontDialog fd)
        {
            this.label1.Font = fd.Font;
            this.label1.ForeColor = fd.Color;
        }
    }

ColorDialog.MouseDown

 
using System;
using System.Collections.Generic;
using System.ruponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
public class MainForm : Form {
    private ColorDialog colorDlg;
    private Color currColor = Color.DimGray;
    public MainForm() {
        CenterToScreen();
        colorDlg = new ColorDialog();
        this.MouseDown += new MouseEventHandler(MainForm_MouseDown);
    }
    void MainForm_MouseDown(object sender, MouseEventArgs e) {
        if (colorDlg.ShowDialog() != DialogResult.Cancel) {
            currColor = colorDlg.Color;
            this.BackColor = currColor;
            string strARGB = colorDlg.Color.ToString();
            MessageBox.Show(strARGB, "Color is:");
        }
    }
}

ColorDialog.ShowDialog()

  
using System;
using System.Drawing;
using System.Collections;
using System.ruponentModel;
using System.Windows.Forms;
using System.Data;

   public class ShowColorsComplex : System.Windows.Forms.Form
   {
      private System.Windows.Forms.Button backgroundColorButton;
      private System.Windows.Forms.Button textColorButton;
      public ShowColorsComplex()
      {
         InitializeComponent();
      }
      private void InitializeComponent()
      {
         this.backgroundColorButton = new System.Windows.Forms.Button();
         this.textColorButton = new System.Windows.Forms.Button();
         this.SuspendLayout();
         // 
         // backgroundColorButton
         // 
         this.backgroundColorButton.Location = new System.Drawing.Point(16, 16);
         this.backgroundColorButton.Name = "backgroundColorButton";
         this.backgroundColorButton.Size = new System.Drawing.Size(264, 32);
         this.backgroundColorButton.TabIndex = 0;
         this.backgroundColorButton.Text = "Change Background Color";
         this.backgroundColorButton.Click += new System.EventHandler(this.backgroundColorButton_Click);
         // 
         // textColorButton
         // 
         this.textColorButton.Location = new System.Drawing.Point(16, 64);
         this.textColorButton.Name = "textColorButton";
         this.textColorButton.Size = new System.Drawing.Size(264, 32);
         this.textColorButton.TabIndex = 1;
         this.textColorButton.Text = "Change Text Color";
         this.textColorButton.Click += new System.EventHandler(this.textColorButton_Click);
         // 
         // ShowColorsComplex
         // 
         this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
         this.ClientSize = new System.Drawing.Size(292, 109);
         this.Controls.AddRange(new System.Windows.Forms.Control[] {
                                                                      this.textColorButton,
                                                                      this.backgroundColorButton});
         this.Name = "ShowColorsComplex";
         this.Text = "ShowColorsComplex";
         this.ResumeLayout(false);
      }
      static void Main() 
      {
         Application.Run( new ShowColorsComplex() );
      }
      private void textColorButton_Click(object sender, System.EventArgs e ){
         ColorDialog colorChooser = new ColorDialog();
         DialogResult result;
         result = colorChooser.ShowDialog();
         if ( result == DialogResult.Cancel )
            return;
         
         backgroundColorButton.ForeColor = colorChooser.Color;
         textColorButton.ForeColor = colorChooser.Color;
      }
      private void backgroundColorButton_Click(object sender, System.EventArgs e ){
         ColorDialog colorChooser = new ColorDialog();
         DialogResult result;
         colorChooser.FullOpen = true;
         result = colorChooser.ShowDialog();
         if ( result == DialogResult.Cancel )
            return;
         this.BackColor = colorChooser.Color;
      }
   }

ColorDialog.ShowHelp

 
  using System;
  using System.Drawing;
  using System.Collections;
  using System.ruponentModel;
  using System.Windows.Forms;
  using System.Data;
  public class Test
  {
    static void Main() 
    {
        System.Windows.Forms.ColorDialog colorDlg = new System.Windows.Forms.ColorDialog();    
      colorDlg.AnyColor = true;
      colorDlg.ShowHelp = true;  
      if (colorDlg.ShowDialog() != DialogResult.Cancel)
      {
        string strARGB = colorDlg.Color.ToString();
        Console.WriteLine(strARGB);
      }
    }
  }