?? mainfrm.cs
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using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
namespace 圖書館管理系統
{
/// <summary>
/// Form1 的摘要說明。
/// </summary>
public class mainFrm : System.Windows.Forms.Form
{
private System.Windows.Forms.StatusBar statusBar1;
private System.Windows.Forms.StatusBarPanel statusBarPanel1;
private System.Windows.Forms.StatusBarPanel statusBarPanel2;
private System.Windows.Forms.MainMenu mainMenu1;
private System.Windows.Forms.MenuItem menuItem1;
private System.Windows.Forms.MenuItem menuItem2;
private System.Windows.Forms.MenuItem menuItem3;
private System.Windows.Forms.MenuItem menuItem4;
private System.Windows.Forms.MenuItem menuItem5;
private System.Windows.Forms.MenuItem menuItem6;
private System.Windows.Forms.MenuItem menuItem7;
private System.Windows.Forms.MenuItem menuItem8;
private System.Windows.Forms.MenuItem menuItem9;
private System.Windows.Forms.MenuItem menuItem10;
private System.Windows.Forms.MenuItem menuItem11;
private System.Windows.Forms.MenuItem menuItem12;
private System.Windows.Forms.MenuItem menuItem13;
/// <summary>
/// 必需的設計器變量。
/// </summary>
private System.ComponentModel.Container components = null;
public mainFrm()
{
//
// Windows 窗體設計器支持所必需的
//
InitializeComponent();
//
// TODO: 在 InitializeComponent 調用后添加任何構造函數代碼
//
}
/// <summary>
/// 清理所有正在使用的資源。
/// </summary>
protected override void Dispose( bool disposing )
{
if( disposing )
{
if (components != null)
{
components.Dispose();
}
}
base.Dispose( disposing );
}
#region Windows 窗體設計器生成的代碼
/// <summary>
/// 設計器支持所需的方法 - 不要使用代碼編輯器修改
/// 此方法的內容。
/// </summary>
private void InitializeComponent()
{
this.statusBar1 = new System.Windows.Forms.StatusBar();
this.statusBarPanel1 = new System.Windows.Forms.StatusBarPanel();
this.statusBarPanel2 = new System.Windows.Forms.StatusBarPanel();
this.mainMenu1 = new System.Windows.Forms.MainMenu();
this.menuItem1 = new System.Windows.Forms.MenuItem();
this.menuItem2 = new System.Windows.Forms.MenuItem();
this.menuItem3 = new System.Windows.Forms.MenuItem();
this.menuItem4 = new System.Windows.Forms.MenuItem();
this.menuItem5 = new System.Windows.Forms.MenuItem();
this.menuItem6 = new System.Windows.Forms.MenuItem();
this.menuItem7 = new System.Windows.Forms.MenuItem();
this.menuItem8 = new System.Windows.Forms.MenuItem();
this.menuItem9 = new System.Windows.Forms.MenuItem();
this.menuItem10 = new System.Windows.Forms.MenuItem();
this.menuItem11 = new System.Windows.Forms.MenuItem();
this.menuItem12 = new System.Windows.Forms.MenuItem();
this.menuItem13 = new System.Windows.Forms.MenuItem();
((System.ComponentModel.ISupportInitialize)(this.statusBarPanel1)).BeginInit();
((System.ComponentModel.ISupportInitialize)(this.statusBarPanel2)).BeginInit();
this.SuspendLayout();
//
// statusBar1
//
this.statusBar1.Location = new System.Drawing.Point(0, 551);
this.statusBar1.Name = "statusBar1";
this.statusBar1.Panels.AddRange(new System.Windows.Forms.StatusBarPanel[] {
this.statusBarPanel1,
this.statusBarPanel2});
this.statusBar1.ShowPanels = true;
this.statusBar1.Size = new System.Drawing.Size(792, 22);
this.statusBar1.TabIndex = 4;
//
// statusBarPanel1
//
this.statusBarPanel1.MinWidth = 200;
this.statusBarPanel1.Text = " 數據庫開發經典案例解析 清華大學出版社 用戶登陸功能和權限管理功能參考進銷存實例";
this.statusBarPanel1.Width = 500;
//
// statusBarPanel2
//
this.statusBarPanel2.Width = 200;
//
// mainMenu1
//
this.mainMenu1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
this.menuItem1,
this.menuItem4,
this.menuItem7,
this.menuItem13});
//
// menuItem1
//
this.menuItem1.Index = 0;
this.menuItem1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
this.menuItem2,
this.menuItem3});
this.menuItem1.Text = "讀者管理";
//
// menuItem2
//
this.menuItem2.Index = 0;
this.menuItem2.Text = "讀者類別設置";
this.menuItem2.Click += new System.EventHandler(this.menuItem2_Click);
//
// menuItem3
//
this.menuItem3.Index = 1;
this.menuItem3.Text = "讀者檔案管理";
this.menuItem3.Click += new System.EventHandler(this.menuItem3_Click);
//
// menuItem4
//
this.menuItem4.Index = 1;
this.menuItem4.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
this.menuItem5,
this.menuItem6});
this.menuItem4.Text = "圖書管理";
//
// menuItem5
//
this.menuItem5.Index = 0;
this.menuItem5.Text = "圖書類別設置";
this.menuItem5.Click += new System.EventHandler(this.menuItem5_Click);
//
// menuItem6
//
this.menuItem6.Index = 1;
this.menuItem6.Text = "圖書檔案管理";
this.menuItem6.Click += new System.EventHandler(this.menuItem6_Click);
//
// menuItem7
//
this.menuItem7.Index = 2;
this.menuItem7.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
this.menuItem8,
this.menuItem9,
this.menuItem10,
this.menuItem11,
this.menuItem12});
this.menuItem7.Text = "流通管理";
//
// menuItem8
//
this.menuItem8.Index = 0;
this.menuItem8.Text = "圖書征訂";
this.menuItem8.Click += new System.EventHandler(this.menuItem8_Click);
//
// menuItem9
//
this.menuItem9.Index = 1;
this.menuItem9.Text = "圖書借閱";
this.menuItem9.Click += new System.EventHandler(this.menuItem9_Click);
//
// menuItem10
//
this.menuItem10.Index = 2;
this.menuItem10.Text = "圖書歸還";
this.menuItem10.Click += new System.EventHandler(this.menuItem10_Click);
//
// menuItem11
//
this.menuItem11.Index = 3;
this.menuItem11.Text = "逾期清單";
this.menuItem11.Click += new System.EventHandler(this.menuItem11_Click);
//
// menuItem12
//
this.menuItem12.Index = 4;
this.menuItem12.Text = "圖書罰款";
this.menuItem12.Click += new System.EventHandler(this.menuItem12_Click);
//
// menuItem13
//
this.menuItem13.Index = 3;
this.menuItem13.Text = "退出系統";
this.menuItem13.Click += new System.EventHandler(this.menuItem13_Click);
//
// mainFrm
//
this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
this.ClientSize = new System.Drawing.Size(792, 573);
this.Controls.Add(this.statusBar1);
this.IsMdiContainer = true;
this.Menu = this.mainMenu1;
this.Name = "mainFrm";
this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
this.Text = "【圖書館管理系統】";
((System.ComponentModel.ISupportInitialize)(this.statusBarPanel1)).EndInit();
((System.ComponentModel.ISupportInitialize)(this.statusBarPanel2)).EndInit();
this.ResumeLayout(false);
}
#endregion
/// <summary>
/// 應用程序的主入口點。
/// </summary>
[STAThread]
static void Main()
{
Application.Run(new mainFrm());
}
//----------------------查詢MDI子窗體是否存在-----------------------------
private bool checkChildFrmExist(string childFrmName)
{
foreach(Form childFrm in this.MdiChildren)
{
if(childFrm.Name == childFrmName) //用子窗體的Name進行判斷，如果存在則將他激活
{
if(childFrm.WindowState == FormWindowState.Minimized)
childFrm.WindowState = FormWindowState.Normal;
childFrm.Activate();
return true;
}
}
return false;
}
//-----------------顯示讀者類別設置窗體-----------------------
private void menuItem2_Click(object sender, System.EventArgs e)
{
//通過窗體名稱查詢該窗體是否已經存在，如存在則顯示，否則就新創建一個
if (this.checkChildFrmExist("ReaderClassify") == true)
{
return;
}
ReaderClassify newFrm=new ReaderClassify();
newFrm.MdiParent = this;
newFrm.Show();
}
//-----------------顯示讀者信息設置窗體-----------------------
private void menuItem3_Click(object sender, System.EventArgs e)
{
//通過窗體名稱查詢該窗體是否已經存在，如存在則顯示，否則就新創建一個
if (this.checkChildFrmExist("ReaderInfo") == true)
{
return;
}
ReaderInfo newFrm=new ReaderInfo();
newFrm.MdiParent = this;
newFrm.Show();
}
//-----------------顯示圖書類型設置窗體-----------------------
private void menuItem5_Click(object sender, System.EventArgs e)
{
//通過窗體名稱查詢該窗體是否已經存在，如存在則顯示，否則就新創建一個
if (this.checkChildFrmExist("BookClassify") == true)
{
return;
}
BookClassify newFrm=new BookClassify();
newFrm.MdiParent = this;
newFrm.Show();
}
//-----------------顯示圖書檔案管理窗體-----------------------
private void menuItem6_Click(object sender, System.EventArgs e)
{
//通過窗體名稱查詢該窗體是否已經存在，如存在則顯示，否則就新創建一個
if (this.checkChildFrmExist("BookInfo") == true)
{
return;
}
BookInfo newFrm=new BookInfo();
newFrm.MdiParent = this;
newFrm.Show();
}
//-----------------顯示圖書征訂窗體-----------------------
private void menuItem8_Click(object sender, System.EventArgs e)
{
//通過窗體名稱查詢該窗體是否已經存在，如存在則顯示，否則就新創建一個
if (this.checkChildFrmExist("BookSubscribe") == true)
{
return;
}
BookSubscribe newFrm=new BookSubscribe();
newFrm.MdiParent = this;
newFrm.Show();
}
//-----------------顯示圖書借閱窗體-----------------------
private void menuItem9_Click(object sender, System.EventArgs e)
{
//通過窗體名稱查詢該窗體是否已經存在，如存在則顯示，否則就新創建一個
if (this.checkChildFrmExist("BookBorrow") == true)
{
return;
}
BookBorrow newFrm=new BookBorrow();
newFrm.MdiParent = this;
newFrm.Show();
}
//-----------------顯示圖書歸還窗體-----------------------
private void menuItem10_Click(object sender, System.EventArgs e)
{
//通過窗體名稱查詢該窗體是否已經存在，如存在則顯示，否則就新創建一個
if (this.checkChildFrmExist("BookReturn") == true)
{
return;
}
BookReturn newFrm=new BookReturn();
newFrm.MdiParent = this;
newFrm.Show();
}
//-----------------顯示逾期圖書窗體-----------------------
private void menuItem11_Click(object sender, System.EventArgs e)
{
//通過窗體名稱查詢該窗體是否已經存在，如存在則顯示，否則就新創建一個
if (this.checkChildFrmExist("OverdueBook") == true)
{
return;
}
OverdueBook newFrm=new OverdueBook();
newFrm.MdiParent = this;
newFrm.Show();
}
//-----------------顯示圖書罰款窗體-----------------------
private void menuItem12_Click(object sender, System.EventArgs e)
{
//通過窗體名稱查詢該窗體是否已經存在，如存在則顯示，否則就新創建一個
if (this.checkChildFrmExist("BookPenalty") == true)
{
return;
}
BookPenalty newFrm=new BookPenalty();
newFrm.MdiParent = this;
newFrm.Show();
}
private void menuItem13_Click(object sender, System.EventArgs e)
{
this.Close();
}
}
}
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