wpf学习笔记---TextBox

     

一.
1.文本框内文字移动

翻行，翻页，上移到顶部和尾部





2.事件

TextChanged(Text更改)和SelectionChanged(Text选中)

3.鼠标定位

public 
 
   
    
  void
 
    Select (


 
   
    
  int
 
    start,


 
   
    
  int
 
    length

)

4.选中的文字

SelectedText属性

5.定义右键菜单，并定义事件

ContextMenu

< TextBox .ContextMenu >
           < ContextMenu 
             Name ="cxm"
            Opened ="CxmOpened"
           >
             < MenuItem 
               Header ="Cut"
              Name ="cxmItemCut"  
              Click ="ClickCut"  
             />
             < MenuItem 
               Header ="Copy"  
              Name ="cxmItemCopy"
              Click ="ClickCopy"  
             />
           </ ContextMenu >
         </ TextBox.ContextMenu >

二.PasswordBox

1.密码格式化

PasswordChar属性