//-------------------------------------------------------------------------------------
static void parent_SizeChanged(object sender, EventArgs e)
{
Control parent = (Control)sender;
SimProgress box = new SimProgress();
foreach(Control c in parent.Controls)
if(c is SimProgress)
{
box = (SimProgress)c;
break;
}
if(box == null)
return;
Rectangle r = new Rectangle(Point.Empty, parent.Size);
if(box.BackgroundImage == null)
box.Bounds = r;
else
{
box.Hide();
r.X = -1*(parent.Width - parent.ClientSize.Width)/2;
r.Y = -1*(parent.Height - parent.ClientSize.Height)/2;
Bitmap bmp = new Bitmap(r.Width, r.Height);
parent.DrawToBitmap(bmp, new Rectangle(Point.Empty, parent.Size)); //parent.Location
BitmapEffects.GaussianBlur(bmp, 4);
BitmapEffects.Ligth(bmp, 50);
if(box.BackgroundImageLayout != ImageLayout.Center)
box.BackgroundImageLayout = ImageLayout.Center;
box.BackgroundImage = bmp;
box.Location = new Point((parent.Width - box.Width)/2, (parent.Height - box.Height)/2);
box.Bounds = r;
box.Show();
box.BringToFront();
}
}
//-------------------------------------------------------------------------------------
/// <summary>
/// Отображает контрол в указанном родителе.
/// </summary>
/// <param name="parent">Родительский контрол.</param>
/// <param name="useBack">Определяет, будет ли использоваться эмуляция прозрачности фона.</param>
public static void Show(Control parent, bool useBack = true)
{
SimProgress box = new SimProgress();
foreach(Control c in parent.Controls)
if(c is SimProgress)
{
((SimProgress)c).Start();
return;
}
Rectangle r = new Rectangle(Point.Empty, parent.Size);
try
{
if(useBack)
{
r.X = -1*(parent.Width - parent.ClientSize.Width)/2;
r.Y = -1*(parent.Height - parent.ClientSize.Height)/2;
Bitmap bmp = new Bitmap(r.Width, r.Height);
parent.DrawToBitmap(bmp, new Rectangle(Point.Empty, parent.Size)); //parent.Location
BitmapEffects.GaussianBlur(bmp, 4);
BitmapEffects.Ligth(bmp, 50);
if(box.BackgroundImageLayout != ImageLayout.Center)
box.BackgroundImageLayout = ImageLayout.Center;
box.BackgroundImage = bmp;
}
else
box.BackColor = Color.Transparent;
}
catch
{
}
box.Bounds = r;
parent.Controls.Add(box);
box.BringToFront();
box.timer.Start();
parent.SizeChanged += new EventHandler(parent_SizeChanged);
}