好的。我只是做了它:)
bool clicked = false;
int iOldX;
int iOldY;
int iClickX;
int iClickY;
void labelWorker_MouseDown(object sender, MouseEventArgs e)
{
Label labelWorker = (Label)sender;
if (e.Button == MouseButtons.Left)
{
Point p = ConvertFromChildToForm(e.X, e.Y, labelWorker);
iOldX = p.X;
iOldY = p.Y;
iClickX = e.X;
iClickY = e.Y;
clicked = true;
}
}
void labelWorker_MouseMove(object sender, MouseEventArgs e)
{
Label labelWorker = (Label)sender;
if (clicked)
{
Point p = new Point(); // New Coordinate
p.X = e.X + labelWorker.Left;
p.Y = e.Y + labelWorker.Top;
labelWorker.Left = p.X - iClickX;
labelWorker.Top = p.Y - iClickY;
}
}
void labelWorker_MouseUp(object sender, MouseEventArgs e)
{
clicked = false;
}
private Point ConvertFromChildToForm(int x, int y, Control control)
{
Point p = new Point(x, y);
control.Location = p;
return p;
}
什么改变?你是如何解决它的? – 2014-10-05 18:45:42
我为mouseup,mousemove和mousedown写了新的代码。鼠标左键关闭时,标签正在随鼠标移动而没有任何问题。 – Kafus 2014-10-05 19:33:58