Code Snippet

Code Snippet:

　　http://msdn.microsoft.com/en-us/library/z41h7fat.aspx

CodePlex.Snippets 4.0 - Visual Studio 2010 Code Snippets for C# Developers

　　http://blogs.msdn.com/b/dohollan/archive/2010/07/12/codeplex-snippets-4-0-visual-studio-2010-code-snippets-for-c-developers.aspx

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

namespace WFControlLibrary
{
    public partial class RadioButtonFive : UserControl
    {
        public event EventHandler Clicked;


        public int AnswerWidth { get; set; }


        public int RowNumber = 0;
        public int Value { get; set; }

        public int AnswerTypes { get; set; } // 1 = Five; 2 = Two; 3 = Two Numbers

        [Bindable(true)]
        public int SerialNo { get; set; }
        [Bindable(true)]
        public string ItemCode { get; set; }
        [Bindable(true)]
        public string Question { get; set; }
        [Bindable(true)]
        public decimal AssignedValue { get; set; }
        [Bindable(true)]
        public decimal Score { get; set; }

        public decimal NumberAInput { get; set; }
        public decimal NumberBInput { get; set; }

        [Bindable(true)]
        public bool AllowDataChanged { get; set; }

        public int Col1Width { get; set; }
        public int Col2Width { get; set; }
        public int Col3Width { get; set; }
        public int Col4Width { get; set; }
        public int Col5Width { get; set; }


        TextBox NumberA = new TextBox();
        TextBox NumberB = new TextBox();
        ErrorProvider errorProvider = new ErrorProvider();

        public RadioButtonFive()
        {
            InitializeComponent();

            //tableLayoutPanel1.co
            tableLayoutPanel1.BackColor = Color.LightPink;


            if (RowNumber % 2 == 0)
            {
                //tableLayoutPanel1.BackColor = new Color(
            }

        }

        public RadioButtonFive(int aSerialNo, string itemCode, string aQuestion, decimal aValue, decimal aScore, int questionWidth)
        {
            InitializeComponent();

            this.SerialNo = aSerialNo;
            this.ItemCode = itemCode;
            this.Question = aQuestion;
            this.AssignedValue = aValue;
            this.Score = aScore;

            lbSerialNo.Text = SerialNo.ToString();
            lbQuestion.Text = Question;
            lbValue.Text = AssignedValue.ToString();
            lbScore.Text = Score.ToString();
            Col2Width = questionWidth;

            ErrorProvider errorProvider = new ErrorProvider();

            if (aSerialNo % 2 == 0)
            {
                tableLayoutPanel1.BackColor = Color.Beige;
            }

        }

        public RadioButtonFive(int aSerialNo, string itemCode, string aQuestion, decimal aValue, decimal aScore, int questionWidth, int type)
        {
            InitializeComponent();

            this.SerialNo = aSerialNo;
            this.ItemCode = itemCode;
            this.Question = aQuestion;
            this.AssignedValue = aValue;
            this.Score = aScore;

            lbSerialNo.Text = SerialNo.ToString();
            lbQuestion.Text = Question;
            lbValue.Text = AssignedValue.ToString();
            lbScore.Text = Score.ToString();
            Col2Width = questionWidth;

            

            if (aSerialNo % 2 == 0)
            {
                tableLayoutPanel1.BackColor = Color.Beige;
            }

        }


        public new void Refresh()
        {
            lbSerialNo.Text = SerialNo.ToString();
            lbQuestion.Text = Question;
            lbValue.Text = AssignedValue.ToString();
            lbScore.Text = Score.ToString();
            tableLayoutPanel1.ColumnStyles[1].SizeType = SizeType.Absolute;
            tableLayoutPanel1.ColumnStyles[1].Width = Col2Width;

            if (AnswerTypes == 1)
            {
                if (Score > 0.0001m)
                {
                    int x = (int)Math.Round(((4 * Score) / AssignedValue));

                    if (x == 4)
                    {
                        rbA.Checked = true;
                    }
                    else if (x == 3)
                    {
                        rbB.Checked = true;
                    }
                    else if (x == 2)
                    {
                        rbC.Checked = true;
                    }
                    else if (x == 1)
                    {
                        rbD.Checked = true;
                    }
                    else
                    {
                        rbE.Checked = true;
                    }
                }

                if (AllowDataChanged == false)
                {
                    rbA.Enabled = false;
                    rbB.Enabled = false;
                    rbC.Enabled = false;
                    rbD.Enabled = false;
                    rbE.Enabled = false;
                }


            }
            if (AnswerTypes == 2)
            {
                if (Score > 0.0001m)
                {
                    int x = (int)Math.Round((Score / AssignedValue));

                    if (x == 1)
                    {
                        rbA.Checked = true;
                    }
                    else
                    {
                        rbB.Checked = true;
                    }
                }

                if (AllowDataChanged == false)
                {
                    rbA.Enabled = false;
                    rbB.Enabled = false;
                }

            }

            if (AnswerTypes == 3)
            {
                NumberA.Text = NumberAInput.ToString();
                NumberA.Name = "txtNumber";
                NumberB.Text = NumberBInput.ToString();
                NumberB.Name = "txtExpiredNumber";
                if (AllowDataChanged == false)
                {
                    NumberA.Enabled = false;
                    NumberB.Enabled = false;
                }

                NumberA.TextChanged += new EventHandler(NumberA_TextChanged);
                NumberB.TextChanged += new EventHandler(NumberB_TextChanged);

            }
        }


        private void rbA_CheckedChanged(object sender, EventArgs e)
        {
            if (AnswerTypes == 1)
            {
                if (rbA.Checked)
                {
                    Value = 4;
                }
                if (rbB.Checked)
                {
                    Value = 3;
                }
                if (rbC.Checked)
                {
                    Value = 2;
                }
                if (rbD.Checked)
                {
                    Value = 1;
                }
                if (rbE.Checked)
                {
                    Value = 0;
                }

                Score = Value * AssignedValue / 4;

                lbScore.Text = Score.ToString();
            }

            if (AnswerTypes == 2)
            {
                if (rbA.Checked)
                {
                    Value = 1;
                }
                if (rbB.Checked)
                {
                    Value = 0;
                }

                Score = Value * AssignedValue;

                lbScore.Text = Score.ToString();
            }

            if (Value == 0)
            {
                tableLayoutPanel1.BackColor = Color.LightPink;
            }
            else
            {
                tableLayoutPanel1.BackColor = Color.LawnGreen;
            }

            Clicked(sender, e);
        }

        


        public void ProperAnswerType()
        {
            if (AnswerTypes == 1) //default
            {
                return;
            }

            if (AnswerTypes == 2) // two answer => modify answers
            {
                rbC.Visible = false;
                rbD.Visible = false;
                rbE.Visible = false;
                rbC.Enabled = false;
                rbD.Enabled = false;
                rbE.Enabled = false;

                rbA.Text = "达标";
                rbB.Text = "未达标";

                TableLayoutColumnStyleCollection styles = tableFlowLayoutPanelAnswer.ColumnStyles;

                if (styles.Count == 5)
                {
                    styles[0].Width = AnswerWidth/2 - 1;
                    styles[1].Width = AnswerWidth/2 - 1;
                    styles[2].Width = 0;
                    styles[3].Width = 0;
                    styles[4].Width = 0;
                }

                TableLayoutColumnStyleCollection styles2 = tableLayoutPanel1.ColumnStyles;
                styles2[3].Width = AnswerWidth;
            }

            if (AnswerTypes == 3) // numbers
            {
                rbA.Visible = false;
                rbB.Visible = false;
                rbC.Visible = false;
                rbD.Visible = false;
                rbE.Visible = false;
                rbA.Enabled = false;
                rbB.Enabled = false;
                rbC.Enabled = false;
                rbD.Enabled = false;
                rbE.Enabled = false;



                //NumberA.TextChanged += NumberA_TextChanged;
                //NumberB.TextChanged += NumberB_TextChanged;

                NumberA.Validated += NumberA_TextChanged;
                NumberB.Validated += NumberB_TextChanged;


                NumberA.Width = AnswerWidth/2 - 5;
                NumberB.Width = AnswerWidth/2 - 5;

                TableLayoutColumnStyleCollection styles = tableFlowLayoutPanelAnswer.ColumnStyles;
                if (styles.Count == 5)
                {
                    styles[0].Width = AnswerWidth/2 - 1;
                    styles[1].Width = AnswerWidth/2 - 1;
                    styles[2].Width = 0;
                    styles[3].Width = 0;
                    styles[4].Width = 0;
                }
                tableFlowLayoutPanelAnswer.Controls.Clear();
                tableFlowLayoutPanelAnswer.Controls.Add(NumberA, 0, 0);
                tableFlowLayoutPanelAnswer.Controls.Add(NumberB, 1, 0);

                TableLayoutColumnStyleCollection styles2 = tableLayoutPanel1.ColumnStyles;
                styles2[3].Width = AnswerWidth;


            }

        }

        void NumberA_TextChanged(object sender, EventArgs e)
        {
            if (string.IsNullOrEmpty(NumberA.Text.Trim()))
            {
                NumberAInput = decimal.MinValue; //special
                Clicked(sender, e);
                return;
            }
            decimal tmp;
            if (decimal.TryParse(NumberA.Text.ToString(), out tmp))
            {
                NumberAInput = tmp;
                if (NumberAInput > 0 && NumberBInput >= 0 && NumberAInput - NumberBInput >= 0)
                {
                    NumberAInput = tmp;
                    Score = Math.Round((NumberAInput - NumberBInput) / NumberAInput, 3) * AssignedValue;
                    lbScore.Text = Score.ToString();
                    errorProvider.SetError(NumberA, "");
                }
                else
                {
                    lbScore.Text = "";
                    errorProvider.SetError(NumberA, "该行数据有错");
                }

            }
            else
            {
                NumberAInput = 0;
                lbScore.Text = "";
                errorProvider.SetError(NumberA, "该值不是一个数据。");
            }

            if (Score == 0)
            {
                tableLayoutPanel1.BackColor = Color.LightPink;
            }
            else
            {
                tableLayoutPanel1.BackColor = Color.LawnGreen;
            }

            Clicked(sender, e);
        }

        void NumberB_TextChanged(object sender, EventArgs e)
        {
            if (string.IsNullOrEmpty(NumberA.Text.Trim()))
            {
                NumberAInput = decimal.MinValue;//special
                Clicked(sender, e);
                return;
            }
            decimal tmp;
            if (decimal.TryParse(NumberB.Text.ToString(), out tmp))
            {
                if (NumberAInput > 0 && NumberBInput >= 0 && NumberAInput - NumberBInput >= 0)
                {
                    NumberBInput = tmp;
                    Score = Math.Round((NumberAInput - NumberBInput) / NumberAInput, 3) * AssignedValue;
                    lbScore.Text = Score.ToString();
                    errorProvider.SetError(NumberB, "");
                }
                else
                {
                    errorProvider.SetError(NumberB, "该行数据有错");
                    lbScore.Text = "";
                }
            }
            else
            {
                NumberBInput = 0;
                lbScore.Text = "";
                MessageBox.Show("该值不是一个数据。");
            }

            if (Score == 0)
            {
                tableLayoutPanel1.BackColor = Color.LightPink;
            }
            else
            {
                tableLayoutPanel1.BackColor = Color.LawnGreen;
            }

            Clicked(sender, e);
        }

    }
}