void handler_MouseLeftUpGlobal(object sender, MouseEventArgGlobal e)
{
if (!this.ContainsFocus)
{
return;
}
this.resizeMode = ResizeMode.N;
}
void handler_MouseMoveGlobal(object sender, MouseEventArgGlobal e)
{
if (!this.ContainsFocus)
{
return;
}
var point = this.ChildPanelControl.PointToClient(MousePosition);
switch (this.resizeMode)
{
case ResizeMode.N:
int i = 0;
var cur = Cursors.Arrow;
if (Math.Abs(point.X - this.ChildPanelControl.Width) < 5 && point.Y < this.ChildPanelControl.Height + 5 && point.Y > 0)
{
cur = Cursors.SizeWE;
i++;
}
if (Math.Abs(point.Y - this.ChildPanelControl.Height) < 5 && point.X < this.ChildPanelControl.Width + 5 && point.X > 0)
{
cur = Cursors.SizeNS;
i++;
}
if (i == 2)
{
cur = Cursors.SizeNWSE;
}
this.Cursor = cur;
break;
case ResizeMode.H:
int newWidth = point.X;
this.ChildPanelControl.Width = newWidth > 10 ? newWidth : 10;
break;
case ResizeMode.V:
int newHeight = point.Y;
this.ChildPanelControl.Height = newHeight > 10 ? newHeight : 10;
break;
case ResizeMode.B:
newWidth = point.X;
this.ChildPanelControl.Width = newWidth > 10 ? newWidth : 10;
newHeight = point.Y;
this.ChildPanelControl.Height = newHeight > 10 ? newHeight : 10;
break;
}
}
void handler_MouseLeftDownGlobal(object sender, MouseEventArgGlobal e)
{
if (!this.ContainsFocus)
{
return;
}
if (this.Cursor == Cursors.SizeWE)
{
this.resizeMode = ResizeMode.H;
}
else if (this.Cursor == Cursors.SizeNS)
{
this.resizeMode = ResizeMode.V;
}
else if (this.Cursor == Cursors.SizeNWSE)
{
this.resizeMode = ResizeMode.B;
}
else
{
this.resizeMode = ResizeMode.N;
}
}
