Change Label font by CheckBoxes : CheckBox : GUI Windows Forms C# Examples

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

public  class  LabelFontChangedByCheckBoxes  :  Form
{
    Label  lbl;
    Panel  pnl;
    FontStyle[]  theStyles;

    public  LabelFontChangedByCheckBoxes()
    {
        Size  =  new  Size(300,250);

        lbl  =  new  Label();
        lbl.Parent  =  this;
        lbl.Text  =  "test";
        lbl.Location  =  new  Point(0,0);
        lbl.AutoSize  =  true;
        lbl.BorderStyle  =  BorderStyle.Fixed3D;
        int  yDelta  =  lbl.Height  +  10;
        
        FontStyle  theEnum  =  new  FontStyle();
        theStyles  =  (FontStyle[])Enum.GetValues(theEnum.GetType());

        pnl  =  new  Panel();
        pnl.Parent  =  this;
        pnl.Location  =  new  Point(0,  yDelta  );
        pnl.Size  =  new  Size(150,  (theStyles.Length  +  1)  *  yDelta);
        pnl.BorderStyle  =  BorderStyle.FixedSingle;


        int  i  =  1;
        CheckBox  cb;
        foreach  (FontStyle  style  in  theStyles)
        {
            cb  =  new  CheckBox();
            cb.Parent  =  pnl;
            cb.Location  =  new  Point(25,  (yDelta  *  (i  -  1))  +  10);
            cb.Size  =  new  Size(75,20);
            cb.Text  =  style.ToString();
            cb.Tag  =  style;
            cb.CheckedChanged  +=  new  System.EventHandler(cb_CheckedChanged);
            if  (cb.Text  ==  "Regular")
                cb.Checked  =  true;
            i++;
        }
    }

    static  void  Main()  
    {
        Application.Run(new  LabelFontChangedByCheckBoxes());
    }

    private  void  cb_CheckedChanged(object  sender,  EventArgs  e)
    {
        FontStyle  fs  =  0;
        for  (int  i  =  0;  i  <  pnl.Controls.Count;  i++)
        {
            CheckBox  cb  =  (CheckBox)pnl.Controls[i];
            if  (cb.Checked)
                fs  |=  (FontStyle)cb.Tag;

            if  (((CheckBox)pnl.Controls[i]).Checked)
                fs  |=  (FontStyle)((CheckBox)pnl.Controls[i]).Tag;
        }
        lbl.Font  =  new  Font(lbl.Font,  fs);
    }
}