private VScrollBarExtensionLocation ConvertExtensionLocation(ScrollBarExtensionLocation location)
{
if (location != ScrollBarExtensionLocation.LeftTop)
{
return(VScrollBarExtensionLocation.Right);
}
return(VScrollBarExtensionLocation.Left);
}
private HScrollBarExtensionLocation ConvertExtensionLocation(ScrollBarExtensionLocation location)
{
if (location != ScrollBarExtensionLocation.LeftTop)
{
return(HScrollBarExtensionLocation.Bottom);
}
return(HScrollBarExtensionLocation.Top);
}
protected ScrollBar(ScrollBarOrientation orientation)
{
this._scrollBarOrientation = orientation;
this._mouseTimer = new Timer();
this._mouseTimer.Tick += new EventHandler(this.MouseTimerTick);
this._mouseTimer.Interval = 100;
this._mouseTimer.Enabled = false;
this._clickAction = ScrollBarHitRegion.None;
this._minimum = 0;
this._maximum = 100;
this._largeChange = 10;
this._smallChange = 1;
this._value = 0;
this._arrowButtonsLayout = ScrollBarArrowButtonsLayout.Edges;
this._leftUpButton = null;
this._leftUpButtonHighlight = null;
this._leftUpButtonDisabled = null;
this._leftUpButtonSize = 0x13;
this._rightDownButton = null;
this._rightDownButtonHighlight = null;
this._rightDownButtonDisabled = null;
this._rightDownButtonSize = 0x13;
this._lowTrack = null;
this._lowTrackHighlight = null;
this._lowTrackDisabled = null;
this._highTrack = null;
this._highTrackHighlight = null;
this._highTrackDisabled = null;
this._trackClickBehavior = ScrollBarTrackClickBehavior.Scroll;
this._thumb = null;
this._thumbHighlight = null;
this._thumbDisabled = null;
this._minimumThumbSize = 11;
this._maximumThumbSize = 0;
this._thumbMargins = new MarginPadding();
this._extension = null;
this._extensionSize = 13;
this._extensionLocation = ScrollBarExtensionLocation.LeftTop;
this._extensionVisible = true;
this._backgroundBufferBitmap = null;
this._backgroundBufferGraphics = null;
this._backgroundValid = BackgroundValid.Invalid;
this._backBufferBitmap = null;
this._backBufferGraphics = null;
this.DrawTrack = null;
this.DrawArrowButton = null;
this.DrawThumb = null;
this.ValueChanged = null;
this.MinimumReached = null;
this.MaximumReached = null;
}
private void SetupExtension(int oldSize, int newSize, ScrollBarExtensionLocation oldLocation, ScrollBarExtensionLocation newLocation)
{
Rectangle rectangle = new Rectangle(base.Location.X, base.Location.Y, base.Width, base.Height);
if (newLocation != oldLocation)
{
if (this._scrollBarOrientation == ScrollBarOrientation.Horizontal)
{
rectangle.Y += (newLocation == ScrollBarExtensionLocation.LeftTop) ? -oldSize : oldSize;
}
else
{
rectangle.X += (newLocation == ScrollBarExtensionLocation.LeftTop) ? -oldSize : oldSize;
}
}
if (newSize != oldSize)
{
int num = newSize - oldSize;
if (this._scrollBarOrientation == ScrollBarOrientation.Horizontal)
{
rectangle.Height += num;
if (newLocation == ScrollBarExtensionLocation.LeftTop)
{
rectangle.Y -= num;
}
}
else
{
rectangle.Width += num;
if (newLocation == ScrollBarExtensionLocation.LeftTop)
{
rectangle.X -= num;
}
}
}
base.Bounds = rectangle;
}
private VScrollBarExtensionLocation ConvertExtensionLocation(ScrollBarExtensionLocation location)
{
if (location != ScrollBarExtensionLocation.LeftTop)
{
return VScrollBarExtensionLocation.Right;
}
return VScrollBarExtensionLocation.Left;
}
private HScrollBarExtensionLocation ConvertExtensionLocation(ScrollBarExtensionLocation location)
{
if (location != ScrollBarExtensionLocation.LeftTop)
{
return HScrollBarExtensionLocation.Bottom;
}
return HScrollBarExtensionLocation.Top;
}
