Winform information management system graphic example

Complete effect:

Explanation:

The main window is an MDI window, and there are sub-windows in the window. The controls include treeview, panel control, listview control (this is a listview in a window), and button control.

Function:

Click the "Employee Management" panel in the tree map to display the listview data

Other functions have not been written yet. . . . . .

Main window Form1

Form properties:

IsMdiContainer=true;

[There can only be one parent window in the window, and the child window can no longer become a parent window by setting IsMdiContainer=true; (nesting is not allowed)]

Backend code:

         Form1_Load(              Form1_son son =  //子窗口对象

 son.Text =  son.MdiParent =  son.Dock =   

   

 
}

Subform: Form1_son

Background Code:

 Form1_son_panel fpanel=      treeView1_AfterSelect(   (treeView1.SelectedNode.Text ==   fpanel.TopLevel = ; fpanel.FormBorderStyle = FormBorderStyle.None;  fpanel.parent=this.panel1;(同10行功能一致)

 fpanel.Show();   } 
}

Explanation:

TopLevel 属性【true/false】

If true, the form will be displayed as top level window; otherwise, false. The default value is true. [Top-level window: no parent window or main window]

Grandchild form: Form1_son_panel

Sunson attribute: FormBorderStyle=None [Keep only the content part, remove the borders]

##Backend code:

1    public static Form1_son_panel  fpanel;//2 3         public Form1_son_panel()4         {5             InitializeComponent();6 7             fpanel= this;//注意8         }

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