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  • [DevExpress]XtraTabControl右键加入关闭当前页、关闭其它页、所有关闭的实现

            private void xtraTabControl_MouseDown(object sender, MouseEventArgs e)
            {
                if (e.Button == MouseButtons.Right)
                {
                    xtraTabControl.ContextMenuStrip = null;
    
                    //TreeListHitInfo hInfo = treeList1.CalcHitInfo(new Point(e.X, e.Y));
                    //TreeListNode node = hInfo.Node;
                    //treeList1.FocusedNode = node;
       
                    xtraTabControl.ContextMenuStrip = contextMenuStrip1;
                    
                }
            }
    
            private void xtraTabControl_MouseUp(object sender, MouseEventArgs e)
            {
                //TreeList tree = sender as TreeList;
                //if (e.Button == MouseButtons.Right
                //        && ModifierKeys == Keys.None
                //        && treeList1.State == TreeListState.Regular)
                //{
                //    Point p = new Point(Cursor.Position.X, Cursor.Position.Y);
                //    TreeListHitInfo hitInfo = tree.CalcHitInfo(e.Location);
                //    if (hitInfo.HitInfoType == HitInfoType.Cell)
                //    {
                //        tree.SetFocusedNode(hitInfo.Node);
                //    }
    
                //    if (tree.FocusedNode != null)
                //    {
                //        popupMenu1.ShowPopup(p);
                //    }
                //}
            }
            /// <summary>
            /// 关闭当前页签
            /// </summary>
            /// <param name="sender"></param>
            /// <param name="e"></param>
            private void tsmCloseCurrent_Click(object sender, EventArgs e)
            {
                
                string name = xtraTabControl.SelectedTabPage.Text;//得到关闭的选项卡的text
                foreach (XtraTabPage page in xtraTabControl.TabPages)//遍历得到和关闭的选项卡一样的Text
                {
                    if (page.Text == name)
                    {
                        xtraTabControl.TabPages.Remove(page);
                        page.Dispose();
                        return;
                    }
                }
            }
            /// <summary>
            /// 关闭其它页签
            /// </summary>
            /// <param name="sender"></param>
            /// <param name="e"></param>
            private void tsmCloseOther_Click(object sender, EventArgs e)
            {
                int index = xtraTabControl.SelectedTabPageIndex;//得到关闭的选项卡的索引
                for (int i = xtraTabControl.TabPages.Count - 1; i > 0; i--)
                {
                    if (i != index) 
                    {
                        xtraTabControl.TabPages.RemoveAt(i);
                        
                    }
                }
              
            }
            /// <summary>
            /// 关闭所有页签
            /// </summary>
            /// <param name="sender"></param>
            /// <param name="e"></param>
            private void tsmCloseAll_Click(object sender, EventArgs e)
            {
                for (int i = xtraTabControl.TabPages.Count-1; i >0; i--)
                {
                    xtraTabControl.TabPages.RemoveAt(i);
                   // xtraTabControl.TabPages[i].Dispose();
                }
            }
            /// <summary>
            /// 双击关闭
            /// </summary>
            /// <param name="sender"></param>
            /// <param name="e"></param>
            private void xtraTabControl_DoubleClick(object sender, EventArgs e)
            {
                XtraTabHitInfo tabHitInfo = ((XtraTabControl)sender).CalcHitInfo(((XtraTabControl)sender).PointToClient(Control.MousePosition));
                ((XtraTabControl)sender).TabPages.Remove(tabHitInfo.Page);
            }




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  • 原文地址:https://www.cnblogs.com/claireyuancy/p/7244826.html
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