响应你的右键按下消息。然后调用下列代码,选中刚才那个Item就可以了。
// Select the item that is at the point myPoint.
UINT uFlags;
HTREEITEM hItem = pmyTreeCtrl->HitTest(myPoint, &uFlags);if ((hItem != NULL) && (TVHT_ONITEM & uFlags))
{
pmyTreeCtrl->SelectItem(hItem);
}
// Select the item that is at the point myPoint.
UINT uFlags;
HTREEITEM hItem = pmyTreeCtrl->HitTest(myPoint, &uFlags);if ((hItem != NULL) && (TVHT_ONITEM & uFlags))
{
pmyTreeCtrl->SelectItem(hItem);
}
不对,这只是一个假象,表面上它是变成高度了,但实际上,原来的那个项还有一个虚框
当一刷新时,它又变回去了