settingsform.cs

来自「Microsoft Mobile Development Handbook的代码」· CS 代码 · 共 103 行

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

namespace MobileDevelopersHandbook
{
    public partial class SettingsForm : Form
    {
        public SettingsForm()
        {
            InitializeComponent();
            this.settingsBindingSource.DataSource = Settings.Instance;
        }

        private void SettingsForm_Load(object sender, EventArgs e)
        {
            // Set the two color comboboxes
            switch (Settings.Instance.TextColor.ToArgb())
            {
                case -1:
                    this.textColorComboBox.Text = "White";
                    break;
                case -65536:
                    this.textColorComboBox.Text = "Red";
                    break;
                case -16776961:
                    this.textColorComboBox.Text = "Blue";
                    break;
                default:
                    this.textColorComboBox.Text = "Black";
                    break;
            }
            switch (Settings.Instance.BackgroundColor.ToArgb())
            {
                case -16777216:
                    this.backGroundColorComboBox.Text = "Black";
                    break;
                case -256:
                    this.backGroundColorComboBox.Text = "Yellow";
                    break;
                case -16744448:
                    this.backGroundColorComboBox.Text = "Green";
                    break;
                default:
                    this.backGroundColorComboBox.Text = "White";
                    break;
            }   
        }

        private void cancelMenuItem_Click(object sender, EventArgs e)
        {
            this.settingsBindingSource.CancelEdit();
            this.DialogResult = DialogResult.Cancel;
        }

        private void saveMenuItem_Click(object sender, EventArgs e)
        {
            this.settingsBindingSource.EndEdit();

            // Save the Colors
            switch (this.textColorComboBox.Text)
            {
                case "White":
                    Settings.Instance.TextColor = Color.White;
                    break;
                case "Red":
                    Settings.Instance.TextColor = Color.Red;
                    break;
                case "Blue":
                    Settings.Instance.TextColor = Color.Blue;
                    break;
                default:
                    Settings.Instance.TextColor = Color.Black;
                    break;
            }
            switch (this.backGroundColorComboBox.Text)
            {
                case "Black":
                    Settings.Instance.BackgroundColor = Color.Black;
                    break;
                case "Yellow":
                    Settings.Instance.BackgroundColor = Color.Yellow;
                    break;
                case "Green":
                    Settings.Instance.BackgroundColor = Color.Green;
                    break;
                default:
                    Settings.Instance.BackgroundColor = Color.White;
                    break;
            }   

            // Persist the settings
            Settings.SaveSettings();

            // Close the form
            this.DialogResult = DialogResult.OK;
        }
    }
}