| public SetExpectedSize ( float expectedW, float expectedH ) : void | ||
| expectedW | float | |
| expectedH | float | |
| Résultat | void | |
public void SetInnerBox(CssBox innerBox)
{
if (this.innerBox != null)
{
return;
}
this.innerBox = innerBox;
this.scrollView = new CssScrollWrapper(innerBox);
//scroll barwidth = 10;
bool needHScrollBar = false;
bool needVScrollBar = false;
int originalBoxW = (int)innerBox.VisualWidth;
int originalBoxH = (int)innerBox.VisualHeight;
int newW = originalBoxW;
int newH = originalBoxH;
const int scBarWidth = 10;
if (innerBox.InnerContentHeight > innerBox.ExpectedHeight)
{
needVScrollBar = true;
newW -= scBarWidth;
}
if (innerBox.InnerContentWidth > innerBox.ExpectedWidth)
{
needHScrollBar = true;
newH -= scBarWidth;
}
innerBox.SetVisualSize(newW, newH);
innerBox.SetExpectedSize(newW, newH);
this.AppendToAbsoluteLayer(innerBox);
//check if need vertical scroll and/or horizontal scroll
//vertical scrollbar
if (needVScrollBar)
{
this.vscbar = new ScrollBar(scBarWidth, needHScrollBar ? newH : originalBoxH);
vscbar.ScrollBarType = ScrollBarType.Vertical;
vscbar.MinValue = 0;
vscbar.MaxValue = innerBox.VisualHeight;
vscbar.SmallChange = 20;
//add relation between viewpanel and scroll bar
vscRelation = new ScrollingRelation(vscbar, scrollView);
//----------------------
var scBarWrapCssBox = LayoutFarm.Composers.CustomCssBoxGenerator.CreateWrapper(
this.vscbar,
this.vscbar.GetPrimaryRenderElement((RootGraphic)this.RootGfx),
CssBox.UnsafeGetBoxSpec(this), false);
scBarWrapCssBox.SetLocation(newW, 0);
this.AppendToAbsoluteLayer(scBarWrapCssBox);
}
if (needHScrollBar)
{
this.hscbar = new ScrollBar(needVScrollBar ? newW : originalBoxW, scBarWidth);
hscbar.ScrollBarType = ScrollBarType.Horizontal;
hscbar.MinValue = 0;
hscbar.MaxValue = innerBox.VisualHeight;
hscbar.SmallChange = 20;
//add relation between viewpanel and scroll bar
hscRelation = new ScrollingRelation(hscbar, scrollView);
//----------------------
var renderE = this.hscbar.GetPrimaryRenderElement((RootGraphic)this.RootGfx);
var scBarWrapCssBox = LayoutFarm.Composers.CustomCssBoxGenerator.CreateWrapper(
this.hscbar,
this.hscbar.GetPrimaryRenderElement((RootGraphic)this.RootGfx),
CssBox.UnsafeGetBoxSpec(this), false);
scBarWrapCssBox.SetLocation(0, newH);
this.AppendToAbsoluteLayer(scBarWrapCssBox);
}
}
public void SetInnerBox(CssBox innerBox)
{
if (this.innerBox != null)
{
return;
}
this.innerBox = innerBox;
this.scrollView = new CssScrollWrapper(innerBox);
//scroll barwidth = 10;
bool needHScrollBar = false;
bool needVScrollBar = false;
int originalBoxW = (int)innerBox.VisualWidth;
int originalBoxH = (int)innerBox.VisualHeight;
int newW = originalBoxW;
int newH = originalBoxH;
const int scBarWidth = 10;
if (innerBox.InnerContentHeight > innerBox.ExpectedHeight)
{
needVScrollBar = true;
newW -= scBarWidth;
}
if (innerBox.InnerContentWidth > innerBox.ExpectedWidth)
{
needHScrollBar = true;
newH -= scBarWidth;
}
innerBox.SetVisualSize(newW, newH);
innerBox.SetExpectedSize(newW, newH);
this.AppendToAbsoluteLayer(innerBox);
//check if need vertical scroll and/or horizontal scroll
//vertical scrollbar
if (needVScrollBar)
{
this.vscbar = new ScrollBar(scBarWidth, needHScrollBar ? newH : originalBoxH);
vscbar.ScrollBarType = ScrollBarType.Vertical;
vscbar.MinValue = 0;
vscbar.MaxValue = innerBox.VisualHeight;
vscbar.SmallChange = 20;
//add relation between viewpanel and scroll bar
vscRelation = new ScrollingRelation(vscbar.SliderBox, scrollView);
//----------------------
var scBarWrapCssBox = LayoutFarm.Composers.CustomCssBoxGenerator.CreateWrapper(
this.vscbar,
this.vscbar.GetPrimaryRenderElement((RootGraphic)this.GetInternalRootGfx()),
CssBox.UnsafeGetBoxSpec(this), false);
scBarWrapCssBox.SetLocation(newW, 0);
this.AppendToAbsoluteLayer(scBarWrapCssBox);
}
if (needHScrollBar)
{
this.hscbar = new ScrollBar(needVScrollBar ? newW : originalBoxW, scBarWidth);
hscbar.ScrollBarType = ScrollBarType.Horizontal;
hscbar.MinValue = 0;
hscbar.MaxValue = innerBox.VisualHeight;
hscbar.SmallChange = 20;
//add relation between viewpanel and scroll bar
hscRelation = new ScrollingRelation(hscbar.SliderBox, scrollView);
//----------------------
var renderE = this.hscbar.GetPrimaryRenderElement((RootGraphic)this.GetInternalRootGfx());
var scBarWrapCssBox = LayoutFarm.Composers.CustomCssBoxGenerator.CreateWrapper(
this.hscbar,
this.hscbar.GetPrimaryRenderElement((RootGraphic)this.GetInternalRootGfx()),
CssBox.UnsafeGetBoxSpec(this), false);
scBarWrapCssBox.SetLocation(0, newH);
this.AppendToAbsoluteLayer(scBarWrapCssBox);
}
}
static void SetFinalInnerContentSize(CssBox box, float innerContentW, float innerContentH, LayoutVisitor lay)
{
box.InnerContentWidth = innerContentW;
box.InnerContentHeight = innerContentH;
if (!box.Height.IsEmptyOrAuto)
{
var h = CssValueParser.ConvertToPx(box.Height, lay.LatestContainingBlock.VisualWidth, lay.LatestContainingBlock);
box.SetExpectedSize(box.ExpectedWidth, h);
box.SetVisualHeight(h);
box.SetCssBoxHeight(h);
}
else
{
switch (box.Position)
{
case CssPosition.Fixed:
case CssPosition.Absolute:
box.SetVisualHeight(box.InnerContentHeight);
break;
}
}
if (!box.Width.IsEmptyOrAuto)
{
//find max line width
var w = CssValueParser.ConvertToPx(box.Width, lay.LatestContainingBlock.VisualWidth, lay.LatestContainingBlock);
box.SetExpectedSize(w, box.ExpectedHeight);
box.SetVisualWidth(w);
box.SetCssBoxWidth(w);
}
else
{
switch (box.Position)
{
case CssPosition.Fixed:
case CssPosition.Absolute:
box.SetVisualWidth(box.InnerContentWidth);
break;
}
}
switch (box.Overflow)
{
case CssOverflow.Scroll:
case CssOverflow.Auto:
{
if ((box.InnerContentHeight > box.VisualHeight) ||
(box.InnerContentWidth > box.VisualWidth))
{
lay.RequestScrollView(box);
}
}
break;
}
}