| 发表于:2008-01-21 14:58:218楼 得分:0 |
用onmousedown事件: private void treeviewsql_mousedown(object sender, mouseeventargs e) { treenode node = this.treeviewsql.getnodeat(new point(e.x, e.y)); if (node == null) return; this.treeviewsql.selectednode = node; if (e.clicks == 1) // click { // } if (e.clicks == 2) // double click { this.treeviewsql.selectednode = node; if (this.treeviewsql.selectednode.checked == false) { this.treeviewsql.selectednode.checked = true; } } } | | |
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