[VB.NET,C#.NET] - TabControl的Alignment为Left或Right显示TabP

发布时间：2020-12-16 22:29:46 所属栏目：大数据来源：网络整理

导读：VB.NET Private Sub TabControl1_DrawItem( ByVal sender As System.Object, e System.Windows.Forms.DrawItemEventArgs) Handles TabControl1.DrawItem ' Me.TabControl1.DrawMode = TabDrawMode.OwnerDrawFixed ' 必须先改变模式(可将此句放在Load事件上)

VB.NET

 
 Private 
 Sub 
 TabControl1_DrawItem( 
 ByVal 
 sender 
 As 
 System.Object, 
 e 
 System.Windows.Forms.DrawItemEventArgs) 
 Handles 
 TabControl1.DrawItem
  
   ' 
 Me.TabControl1.DrawMode = TabDrawMode.OwnerDrawFixed ' 必须先改变模式(可将此句放在Load事件上) 
 
  
   Dim 
 tabArea 
 Rectangle
  
 tabTextArea 
 RectangleF
   tabArea 
 = 
 TabControl1.GetTabRect(e.Index)
   tabTextArea 
 CType 
 (TabControl1.GetTabRect(e.Index),RectangleF) 

g Graphics e.Graphics
sf StringFormat New StringFormat()
sf.LineAlignment StringAlignment.Center
sf.Alignment StringAlignment.Center

font Font Me .TabControl1.Font
brush SolidBrush SolidBrush(Color.Black)
g.DrawString(( (sender,TabControl)).TabPages(e.Index).Text,font,brush,tabTextArea,sf)
End Sub

C#.NET

private void tabControl1_DrawItem(object sender,DrawItemEventArgs e)
{
    //this.tabControl1.DrawMode = TabDrawMode.OwnerDrawFixed;  必须先改变模式(可将此句放在Load事件上)
    Rectangle tabArea;
    RectangleF tabTextArea;
    tabArea = tabControl1.GetTabRect(e.Index);
    tabTextArea = (RectangleF)tabControl1.GetTabRect(e.Index);
    Graphics g = e.Graphics;
    StringFormat sf = new StringFormat();
    sf.LineAlignment = StringAlignment.Center;
    sf.Alignment = StringAlignment.Center;
    Font font = this.tabControl1.Font;
    SolidBrush brush =  SolidBrush(Color.Black);
    g.DrawString(((TabControl)(sender)).TabPages[e.Index].Text,sf);
}

（编辑：李大同）

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