Programs Knowledge

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Text;

using System.Windows.Forms;

namespace UpgradeNotice

{

    public partial class Form1 : Form

    {

        private int screenHeight;

        private int screenWidth;

        private int timeCount;

        private int stopHightLocation;

        public Form1()

        {

            InitializeComponent();

            this.SetTopLevel(true);

            this.screenWidth = Screen.PrimaryScreen.Bounds.Width;

            this.screenHeight = Screen.PrimaryScreen.Bounds.Height;

            this.Location = new System.Drawing.Point(screenWidth - Width - 5, screenHeight);

            //設定是窗位置在右下角, 工具列上方

            this.stopHightLocation = Screen.PrimaryScreen.Bounds.Height -

                (Screen.PrimaryScreen.Bounds.Height - Screen.PrimaryScreen.WorkingArea.Height

                + this.Height);

        }

        private void Form1_Load(object sender, EventArgs e)

        {

            control_timer.Enabled = true;

            close_timer.Enabled = true;

            timeCount = 11;

            close_timer.Interval = 1000;

            //upgradeNoticeIsStart = true; //用來防止重複開啟視窗的flag

            this.label1.Text = "Upgrade Notice";

            this.label1.Left = this.Width / 2 - this.label1.Width / 2;

        }

        private void control_timer_Tick(object sender, EventArgs e)

        {

            if (screenHeight < stopHightLocation)

            {

                control_timer.Enabled = false;

                return;

            }

            if ((screenHeight - 20) < stopHightLocation)

                screenHeight = stopHightLocation;

            else

                screenHeight -= 20;

            //this.Top = screenHeight;

            this.Location = new System.Drawing.Point(screenWidth - Width - 5, screenHeight);

        }

        private void close_timer_Tick(object sender, EventArgs e)

        {

            timeCount -= 1;

            if (timeCount == 0)

            {

                //upgradeNoticeIsStart = false; //用來防止重複開啟視窗的flag

                this.Visible = false;

                this.Dispose();

            }

            this.label2.Text = string.Format("於 {0} 秒後自動關閉", timeCount);

        }

    }

}

Result: