private void ScrollWindow(int XOffset, int YOffset)
{
int num_of_children;
if (XOffset == 0 && YOffset == 0)
{
return;
}
SuspendLayout();
num_of_children = Controls.Count;
for (int i = 0; i < num_of_children; i++)
{
Controls[i].Location = new Point(Controls[i].Left - XOffset, Controls[i].Top - YOffset);
//Controls[i].Left -= XOffset;
//Controls[i].Top -= YOffset;
// Is this faster? Controls[i].Location -= new Size(XOffset, YOffset);
}
scroll_position.X += XOffset;
scroll_position.Y += YOffset;
XplatUI.ScrollWindow(Handle, ClientRectangle, -XOffset, -YOffset, false);
ResumeLayout(false);
}
private void HScrollBarValueChanged(object sender, EventArgs e)
{
int pixels;
if (hbar.Value > hbar_value)
{
pixels = -1 * (hbar.Value - hbar_value);
}
else
{
pixels = hbar_value - hbar.Value;
}
hbar_value = hbar.Value;
XplatUI.ScrollWindow(Handle, ViewPort, pixels, 0, false);
}
private void VScrollBarValueChanged(object sender, EventArgs e)
{
int pixels;
if (vbar.Value > vbar_value)
{
pixels = -1 * (vbar.Value - vbar_value);
}
else
{
pixels = vbar_value - vbar.Value;
}
vbar_value = vbar.Value;
XplatUI.ScrollWindow(Handle, ViewPort, 0, pixels, false);
}
