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用c#制出消息提示窗体的日期管理器2
//
// Myconn
//
this.Myconn.ConnectionString = @"Jet OLEDB:Global Partial Bulk Ops=2;
Jet OLEDB:Registry Path=;
Jet OLEDB:Database Locking Mode=1;
Jet OLEDB:Database Password=;
Data Source=""F:Visual Studio ProjectsCalendarinDebugcalendar.mdb"";
Password=;
Jet OLEDB:Engine Type=5;
Jet OLEDB:Global Bulk Transactions=1;
Provider=""Microsoft.Jet.OLEDB.4.0"";
Jet OLEDB:System database=;
Jet OLEDB:SFP=False;
Extended Properties=;
Mode=Share Deny None;
Jet OLEDB:New Database Password=;
Jet OLEDB:Create System Database=False;
Jet OLEDB:Don't Copy Locale on Compact=False;
Jet OLEDB:Compact Without Replica Repair=False;
User ID=Admin;
Jet OLEDB:Encrypt Database=False";
//
// Mycmd
//
this.Mycmd.CommandText = "SELECT calendar.*, [datetime] AS Expr1, info AS Expr2 FROM calendar ORDER BY id";
this.Mycmd.Connection =
this.Myconn;
//
// checkedListBox1
//
this.checkedListBox1.Location = new System.Drawing.Po
int( 6, 16 );
this.checkedListBox1.Name = "checkedListBox1";
this.checkedListBox1.Size = new System.Drawing.Size( 376, 225 );
this.checkedListBox1.TabIndex = 3;
//
// label4
//
this.label4.Location = new System.Drawing.Po
int( 16, 24 );
this.label4.Name = "label4";
this.label4.Size = new System.Drawing.Size( 48, 23 );
this.label4.TabIndex = 1;
this.label4.Text = "标题：";
this.label4.TextAlign = System.Drawing.ContentAlignment.TopRight;
//
// textBox6
//
this.textBox6.Location = new System.Drawing.Po
int( 72, 24 );
this.textBox6.Name = "textBox6";
this.textBox6.Size = new System.Drawing.Size( 184, 22 );
this.textBox6.TabIndex = 2;
this.textBox6.Text = "";
//
// insertcmd
//
this.insertcmd.Connection =
this.Myconn;
//
// Form1
//
this.AutoScaleBaseSize = new System.Drawing.Size( 7, 15 );
this.ClientSize = new System.Drawing.Size( 392, 363 );
this.Controls.Add( this.textBox4 );
this.Controls.Add( this.button2 );
this.Controls.Add( this.button1 );
this.Controls.Add( this.tabControl1 );
this.Icon = ( ( System.Drawing.Icon )( resources.GetObject( "$
this.Icon" ) ) );
this.MaximizeBox = false;
this.Name = "Form1";
this.Text = "Calendar By Sinory Studio";
this.Load += new System.EventHandler( this.Form1_Load );
this.tabControl1.ResumeLayout( false );
this.tabPage1.ResumeLayout( false );
this.groupBox1.ResumeLayout( false );
this.first.ResumeLayout( false );
this.ResumeLayout( false );
}
#endregion
/// <summary>
/// 应用程序的主入口点.
/// </summary> [STAThread] static void Main( )
{
Application.Run( new Form1( ) );
}
private void Form1_Load( object sender, System.EventArgs e )
{
this.timer1.Enabled=true;
//设置timer控件的属性
select( );
//从数据库中读取最近的一次提示
}
private void button1_Click( object sender, System.EventArgs e )
{
}
private void tabControl1_SelectedIndexChanged( object sender, System.EventArgs e )
{
}
private void button2_Click( object sender, System.EventArgs e )
{
this.Close( );
//退出
}
private void first_Click( object sender, System.EventArgs e )
{
}
private void textBox1_TextChanged( object sender, System.EventArgs e )
{
}
private void select( )
{
DateTime dn=DateTime.Now;
DateTime datetime;
Myconn.Open( );
dr=Mycmd.ExecuteReader( );
string title,id;
da=DateTime.Parse( "3000-1-1 01:01:01" );
//设一个大点的值
while( dr.Read( ) )//读取数据库
{
datetime=DateTime.Parse( dr["datetime"].ToString( ) );
id=dr["id"].ToString( );
title=dr["title"].ToString( );
this.checkedListBox1.Items.Add( id+"
"+datetime.ToString( )+"
"+title );
if( datetime>dn&&datetime<da )
{
da=datetime;
//取值
info=dr["info"].ToString( );
}
}
dr.Close( );
Myconn.Close( );
//关闭数据库
this.textBox5.Text="Next:"+da.ToString( );
//显示最近的一次提示的时间
}
private void button1_Click_1( object sender, System.EventArgs e )
{
this.Hide( );
//主窗体隐藏
}
private void timer1_Tick( object sender, System.EventArgs e )
{
//接收当前日期和时间,用于即时显示
string CurrTime=System.DateTime.Now.ToString( );
this.textBox4.Text="当前时间:"+CurrTime;
if( DateTime.Parse( CurrTime )==da )
{
clew clew1=new clew( );
//设置提示窗体的属性
clew1.HeightMax=150;
clew1.WidthMax=180;
clew1.Info=info;
clew1.ScrollShow( );
select( );
}
}
private void button4_Click( object sender, System.EventArgs e )
{
this.textBox1.Text="";
this.textBox2.Text="";
this.textBox3.Text="";
this.textBox6.Text="";
}
private void button3_Click( object sender, System.EventArgs e )
{
if( this.textBox1.Text!=""&&
this.textBox2.Text!=""&&
this.textBox3.Text!=""&&
this.textBox6.Text!="" )
{
string indate=
this.textBox1+" "+
this.textBox2.Text;
insertcmd.CommandText="insert
into calendar( datetime,info,title ) values( '"+indate+"','"+
this.textBox3.ToString( )+"','"+
this.textBox6.ToString( )+"' )";
Myconn.Open( );
insertcmd.ExecuteNonQuery( );
Myconn.Close( );
select( );
MessageBox.Show( "添加成功?? );
}
else
{
MessageBox.Show( "请按指定格式填写并且各项不能为空?? );
}
}
}
}
以下为提示窗体代码：
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
namespace Calendar
{
/// <summary>
/// clew 的摘要说明.
/// </summary>
public class clew : System.Windows.Forms.Form
{
private System.Windows.Forms.Timer timer1;
private System.Windows.Forms.Timer timer2;
private System.Windows.Forms.Timer timer3;
private System.Windows.Forms.Label label1;
private System.Windows.Forms.Label label2;
private System.ComponentModel.IContainer components;
public clew( )
{
//
// Windows 窗体设计器支持所必需的
//
InitializeComponent( );
//
// TODO: 在
InitializeComponent 调用后添加任何构造函数代码
//
}
/// <summary>
/// 清理所有正在使用的资源.
/// </summary>
protected override void Dispose(bool disposing)
{
if(disposing)
{
if( components != null )
{
components.Dispose( );
}
}
base.Dispose(disposing);
}
#region Windows 窗体设计器生成的代码
/// <summary>
/// 设计器支持所需的方法 - 不要使用代码编辑器修改
/// 此方法的内容.
/// </summary>
private void
InitializeComponent( )
{
this.components = new System.ComponentModel.Container( );
this.timer1 = new System.Windows.Forms.Timer( this.components );
this.timer2 = new System.Windows.Forms.Timer( this.components );
this.timer3 = new System.Windows.Forms.Timer( this.components );
this.label1 = new System.Windows.Forms.Label( );
this.label2 = new System.Windows.Forms.Label( );
this.SuspendLayout( );
//
// timer1
//
this.timer1.Interval = 10;
this.timer1.Tick += new System.EventHandler( this.timer1_Tick );
//
// timer2
//
this.timer2.Interval = 10;
this.timer2.Tick += new System.EventHandler( this.timer2_Tick );
//
// timer3
//
this.timer3.Interval = 10;
this.timer3.Tick += new System.EventHandler( this.timer3_Tick );
//
// label1
//
this.label1.Location = new System.Drawing.Po
int( 24, 40 );
this.label1.Name = "label1";
this.label1.Size = new System.Drawing.Size( 152, 96 );
this.label1.TabIndex = 0;
//
// label2
//
this.label2.Location = new System.Drawing.Po
int( 0, 0 );
this.label2.Name = "label2";
this.label2.Size = new System.Drawing.Size( 192, 24 );
this.label2.TabIndex = 1;
//
// clew
//
this.AutoScaleBaseSize = new System.Drawing.Size( 7, 15 );
this.BackColor = System.Drawing.SystemColors.InactiveCaption;
this.ClientSize = new System.Drawing.Size( 194, 150 );
this.Controls.Add( this.label2 );
this.Controls.Add( this.label1 );
this.Cursor = System.Windows.Forms.Cursors.Hand;
this.ForeColor = System.Drawing.SystemColors.ActiveCaptionText;
this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedToolWindow;
this.MaximizeBox = false;
this.MinimizeBox = false;
this.Name = "clew";
this.ShowInTaskbar = false;
this.Text = "提示……";
this.TopMost = true;
this.Load += new System.EventHandler( this.clew_Load );
this.ResumeLayout( false );
}
#endregion
private
string info;
//设置提示窗体的内容;
public
string Info
{
set
{
info=value;
}
get
{
return info;
}
}
private
int heightMax, widthMax;
//设置窗体显示的大小的属性
public
int HeightMax
{
set
{
heightMax = value;
}
get
{
return heightMax;
}
}
public
int WidthMax
{
set
{
widthMax = value;
}
get
{
return widthMax;
}
}
public void ScrollShow( )
{
this.Width = widthMax;
this.Height = 0;
this.Show( );
this.timer1.Enabled = true;
}
public
int StayTime = 5000;
//窗体的停留时间 //窗体的滚出与滚入方法
private void ScrollUp( )
{
if( Height < heightMax )
{
this.Height += 3;
this.Location = new Po
int( this.Location.X,
this.Location.Y - 3 );
}
else
{
this.timer1.Enabled = false;
this.timer2.Enabled = true;
}
}
private void ScrollDown( )
{
if( Height > 3 )
{
this.Height -= 3;
this.Location = new Po
int( this.Location.X,
this.Location.Y + 3 );
}
else
{
this.timer3.Enabled = false;
this.Close( );
}
}
private void clew_Load( object sender, System.EventArgs e )
{
string dNow;
dNow=DateTime.Now.ToShortTimeString( ).ToString( );
this.label2.Text="现在时刻是："+dNow;
this.label1.Text=info;
Screen[] screens = Screen.AllScreens;
Screen screen = screens[0];
//获取屏幕变量
this.Location = new Po
int( screen.WorkingArea.Width - widthMax - 20, screen.WorkingArea.Height - 34 );
//WorkingArea为Windows桌面的工作区
this.timer2.Interval = StayTime;
}
private void timer1_Tick( object sender, System.EventArgs e )
{
ScrollUp( );
}
private void timer2_Tick( object sender, System.EventArgs e )
{
timer2.Enabled = false;
timer3.Enabled = true;
}
private void timer3_Tick( object sender, System.EventArgs e )
{
ScrollDown( );
}
}
}
//由于是从VS2003下编的所以这些代码不能直接运行,但可以提供一个思路,另外还可以加个托盘图标或,其他小功能.
