protected override void ArrangeChildren(SizeF available)
{
int count = this.Children.Count;
RectangleF buttonsClientRect = this.GetButtonsClientRect(available);
float x = buttonsClientRect.X;
float y = buttonsClientRect.Y;
for (int index = 0; index < count; ++index)
{
if (this.Children[index] != this.buttonsPanel)
{
this.Children[index].Arrange(buttonsClientRect);
}
}
SizeF desiredSize = this.buttonsPanel.DesiredSize;
if (desiredSize == SizeF.Empty)
{
return;
}
Padding padding = this.RotatePadding(this.buttonsPanel.Margin);
PageViewItemButtonsAlignment alignment = this.RotateButtonsAlignment(this.ButtonsAlignment);
if (this.RightToLeft)
{
alignment = this.RTLTransformButtonsAlignment(alignment);
}
switch (alignment)
{
case PageViewItemButtonsAlignment.ButtonsBeforeContent:
x = buttonsClientRect.X + (float)padding.Left;
y = (float)((double)buttonsClientRect.Y + (double)padding.Top + ((double)buttonsClientRect.Height - (double)desiredSize.Height) / 2.0);
break;
case PageViewItemButtonsAlignment.ContentBeforeButtons:
x = buttonsClientRect.Right - (float)padding.Right - desiredSize.Width;
y = (float)((double)buttonsClientRect.Y + (double)padding.Top + ((double)buttonsClientRect.Height - (double)desiredSize.Height) / 2.0);
break;
case PageViewItemButtonsAlignment.ButtonsAboveContent:
x = buttonsClientRect.X + (float)(((double)buttonsClientRect.Width - (double)desiredSize.Width) / 2.0) + (float)padding.Left;
y = buttonsClientRect.Y + (float)padding.Top;
break;
case PageViewItemButtonsAlignment.ContentAboveButtons:
x = buttonsClientRect.X + (float)(((double)buttonsClientRect.Width - (double)desiredSize.Width) / 2.0) + (float)padding.Left;
y = buttonsClientRect.Bottom - (float)padding.Bottom - desiredSize.Height;
break;
}
this.buttonsPanel.Arrange(new RectangleF(x, y, desiredSize.Width, desiredSize.Height));
}
protected override void ArrangeChildren(SizeF available)
{
SizeF desired = this.buttonsPanel.DesiredSize;
if (desired == SizeF.Empty)
{
return;
}
RectangleF client = this.GetButtonsClientRect(available);
float x = client.X;
float y = client.Y;
Padding margin = this.RotatePadding(this.buttonsPanel.Margin);
PageViewItemButtonsAlignment alignment = this.RotateButtonsAlignment(this.ButtonsAlignment);
if (this.RightToLeft)
{
alignment = this.RTLTransformButtonsAlignment(alignment);
}
switch (alignment)
{
case PageViewItemButtonsAlignment.ButtonsAboveContent:
x = client.X + (client.Width - desired.Width) / 2 + margin.Left;
y = client.Y + margin.Top;
break;
case PageViewItemButtonsAlignment.ContentAboveButtons:
x = client.X + (client.Width - desired.Width) / 2 + margin.Left;
y = client.Bottom - margin.Bottom - desired.Height;
break;
case PageViewItemButtonsAlignment.ButtonsBeforeContent:
x = client.X + margin.Left;
y = client.Y + margin.Top + (client.Height - desired.Height) / 2;
break;
case PageViewItemButtonsAlignment.ContentBeforeButtons:
x = client.Right - margin.Right - desired.Width;
y = client.Y + margin.Top + (client.Height - desired.Height) / 2;
break;
}
this.buttonsPanel.Arrange(new RectangleF(x, y, desired.Width, desired.Height));
}
protected virtual PageViewItemButtonsAlignment RTLTransformButtonsAlignment(PageViewItemButtonsAlignment alignment)
{
switch (alignment)
{
case PageViewItemButtonsAlignment.ButtonsBeforeContent:
alignment = PageViewItemButtonsAlignment.ContentBeforeButtons;
break;
case PageViewItemButtonsAlignment.ContentBeforeButtons:
alignment = PageViewItemButtonsAlignment.ButtonsBeforeContent;
break;
case PageViewItemButtonsAlignment.ButtonsAboveContent:
alignment = PageViewItemButtonsAlignment.ContentAboveButtons;
break;
case PageViewItemButtonsAlignment.ContentAboveButtons:
alignment = PageViewItemButtonsAlignment.ButtonsAboveContent;
break;
}
return(alignment);
}
protected virtual PageViewItemButtonsAlignment RotateButtonsAlignment(PageViewItemButtonsAlignment alignment)
{
if (alignment == PageViewItemButtonsAlignment.Overlay)
{
return(alignment);
}
if (this.ContentOrientation == PageViewContentOrientation.Horizontal)
{
return(alignment);
}
switch (this.ContentOrientation)
{
case PageViewContentOrientation.Horizontal180:
switch (alignment)
{
case PageViewItemButtonsAlignment.ButtonsAboveContent:
alignment = PageViewItemButtonsAlignment.ContentAboveButtons;
break;
case PageViewItemButtonsAlignment.ContentAboveButtons:
alignment = PageViewItemButtonsAlignment.ButtonsAboveContent;
break;
case PageViewItemButtonsAlignment.ButtonsBeforeContent:
alignment = PageViewItemButtonsAlignment.ContentBeforeButtons;
break;
case PageViewItemButtonsAlignment.ContentBeforeButtons:
alignment = PageViewItemButtonsAlignment.ButtonsBeforeContent;
break;
}
break;
case PageViewContentOrientation.Vertical90:
switch (alignment)
{
case PageViewItemButtonsAlignment.ButtonsAboveContent:
alignment = PageViewItemButtonsAlignment.ContentBeforeButtons;
break;
case PageViewItemButtonsAlignment.ButtonsBeforeContent:
alignment = PageViewItemButtonsAlignment.ButtonsAboveContent;
break;
case PageViewItemButtonsAlignment.ContentAboveButtons:
alignment = PageViewItemButtonsAlignment.ButtonsBeforeContent;
break;
case PageViewItemButtonsAlignment.ContentBeforeButtons:
alignment = PageViewItemButtonsAlignment.ContentAboveButtons;
break;
}
break;
case PageViewContentOrientation.Vertical270:
switch (alignment)
{
case PageViewItemButtonsAlignment.ButtonsAboveContent:
alignment = PageViewItemButtonsAlignment.ButtonsBeforeContent;
break;
case PageViewItemButtonsAlignment.ButtonsBeforeContent:
alignment = PageViewItemButtonsAlignment.ContentAboveButtons;
break;
case PageViewItemButtonsAlignment.ContentAboveButtons:
alignment = PageViewItemButtonsAlignment.ContentBeforeButtons;
break;
case PageViewItemButtonsAlignment.ContentBeforeButtons:
alignment = PageViewItemButtonsAlignment.ButtonsAboveContent;
break;
}
break;
}
return(alignment);
}
