FromSystemColor

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

class XMarksTheSpot : Form {
    public static void Main() {
        Application.Run(new XMarksTheSpot());
    }
    public XMarksTheSpot() {
        Text = "X Marks The Spot";
        ResizeRedraw = true;
    }
    protected override void OnPaint(PaintEventArgs pea) {
        Graphics grfx = pea.Graphics;
        Pen pen = SystemPens.FromSystemColor(SystemColors.ActiveBorder);

        grfx.DrawLine(pen, 0, 0,
                           ClientSize.Width - 1, ClientSize.Height - 1);
        grfx.DrawLine(pen, 0, ClientSize.Height - 1,
                           ClientSize.Width - 1, 0);
    }
}

    


Use the color of Window and WindowText from SystemColors

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using System;
using System.Drawing;
using System.Windows.Forms;
   
class HuckleberryFinn: Form
{
     public static void Main() 
     {
          Application.Run(new HuckleberryFinn()); 
     }
     public HuckleberryFinn()
     {
          Text = ""The Adventures of Huckleberry Finn"";
          BackColor = SystemColors.Window;
          ForeColor = SystemColors.WindowText;
          ResizeRedraw = true;
     }
     protected override void OnPaint(PaintEventArgs pea)
     {
          pea.Graphics.DrawString("some stretchers, as I said before.", Font, new SolidBrush(ForeColor), ClientRectangle);
     }
}
           
          


Create System Brush from System Color

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using System;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Windows.Forms;
using System.Windows;


class HundredPixelsSquare : Form {
    public static void Main() {
        Application.Run(new HundredPixelsSquare());
    }
    public HundredPixelsSquare() {
        Text = "Pixels Square";
        ResizeRedraw = true;
    }
    protected override void OnPaint(PaintEventArgs pea) {
        DoPage(pea.Graphics, ForeColor, ClientSize.Width, ClientSize.Height);
    }
    protected void DoPage(Graphics grfx, Color clr, int cx, int cy) {
        Brush brush = SystemBrushes.FromSystemColor(SystemColors.MenuText);
        grfx.FillRectangle(brush, 100, 100, 100, 100);
    }
}
           
          


StringTrimming.EllipsisWord

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using System;
using System.Drawing;
using System.Windows.Forms;
   
class TrimmingTheText: Form
{
     public static void Main()
     {
          Application.Run(new TrimmingTheText());
     }
     public TrimmingTheText()
     {
          Text = "Trimming the Text";
          ResizeRedraw = true; 
     }
     protected override void OnPaint(PaintEventArgs pea)
     {
          DoPage(pea.Graphics, ForeColor,ClientSize.Width, ClientSize.Height);
     }     
     protected void DoPage(Graphics grfx, Color clr, int cx, int cy)
     {
          Brush        brush  = new SolidBrush(clr);
          float        cyText = Font.GetHeight(grfx);
          float        cyRect = cyText;
          RectangleF   rectf  = new RectangleF(0, 0, cx, cyRect);
          string       str    = "Those text text text text text text text text text text text text text text text ";
          StringFormat strfmt = new StringFormat();
   
          strfmt.Trimming = StringTrimming.EllipsisWord;
          grfx.DrawString("EllipsisWord: " + str, 
                          Font, brush, rectf, strfmt);
   
     }
}
   

    


StringTrimming.EllipsisCharacter

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using System;
using System.Drawing;
using System.Windows.Forms;
   
class TrimmingTheText: Form
{
     public static void Main()
     {
          Application.Run(new TrimmingTheText());
     }
     public TrimmingTheText()
     {
          Text = "Trimming the Text";
          ResizeRedraw = true; 
     }
     protected override void OnPaint(PaintEventArgs pea)
     {
          DoPage(pea.Graphics, ForeColor,ClientSize.Width, ClientSize.Height);
     }     
     protected void DoPage(Graphics grfx, Color clr, int cx, int cy)
     {
          Brush        brush  = new SolidBrush(clr);
          float        cyText = Font.GetHeight(grfx);
          float        cyRect = cyText;
          RectangleF   rectf  = new RectangleF(0, 0, cx, cyRect);
          string       str    = "Those text text text text text text text text text text text text text text text ";
          StringFormat strfmt = new StringFormat();
   
          strfmt.Trimming = StringTrimming.EllipsisCharacter;
          grfx.DrawString("EllipsisCharacter: " + str, Font, brush, rectf, strfmt);
   
     }
}
   

    


StringTrimming.Word

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using System;
using System.Drawing;
using System.Windows.Forms;
   
class TrimmingTheText: Form
{
     public static void Main()
     {
          Application.Run(new TrimmingTheText());
     }
     public TrimmingTheText()
     {
          Text = "Trimming the Text";
          ResizeRedraw = true; 
     }
     protected override void OnPaint(PaintEventArgs pea)
     {
          DoPage(pea.Graphics, ForeColor,ClientSize.Width, ClientSize.Height);
     }     
     protected void DoPage(Graphics grfx, Color clr, int cx, int cy)
     {
          Brush        brush  = new SolidBrush(clr);
          float        cyText = Font.GetHeight(grfx);
          float        cyRect = cyText;
          RectangleF   rectf  = new RectangleF(0, 0, cx, cyRect);
          string       str    = "Those text text text text text text text text text text text text text text text ";
          StringFormat strfmt = new StringFormat();
   
          rectf.Offset(0, cyRect + cyText);
   
          strfmt.Trimming = StringTrimming.Word;
          grfx.DrawString("Word: " + str, Font, brush, rectf, strfmt);
   
     }
}
   

    


StringTrimming.Character

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using System;
using System.Drawing;
using System.Windows.Forms;
   
class TrimmingTheText: Form
{
     public static void Main()
     {
          Application.Run(new TrimmingTheText());
     }
     public TrimmingTheText()
     {
          Text = "Trimming the Text";
          ResizeRedraw = true; 
     }
     protected override void OnPaint(PaintEventArgs pea)
     {
          DoPage(pea.Graphics, ForeColor,ClientSize.Width, ClientSize.Height);
     }     
     protected void DoPage(Graphics grfx, Color clr, int cx, int cy)
     {
          Brush        brush  = new SolidBrush(clr);
          float        cyText = Font.GetHeight(grfx);
          float        cyRect = cyText;
          RectangleF   rectf  = new RectangleF(0, 0, cx, cyRect);
          string       str    = "Those text text text text text text text text text text text text text text text ";
          StringFormat strfmt = new StringFormat();
   
          strfmt.Trimming = StringTrimming.Character;
          grfx.DrawString("Character: " + str, Font, brush, rectf, strfmt);
   
     }
}