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Fixed bugs in Overflow control.

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- Tries to take as much space as possible.
- Draw buffer should be exactly size needed.
This commit is contained in:
Sander Schobers 2019-03-12 20:08:47 +01:00
parent f31cd28771
commit d14a9bd0e7
1 changed files with 5 additions and 0 deletions
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5
ui/overflow.go
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@ -86,6 +86,10 @@ func (o *overflow) Arrange(ctx Context, bounds geom.RectangleF32, offset geom.Po
} }
} }
func (o *overflow) DesiredSize(ctx Context) geom.PointF32 {
return geom.PtF32(geom.NaN32(), geom.NaN32())
}
func (o *overflow) Handle(ctx Context, e Event) { func (o *overflow) Handle(ctx Context, e Event) {
hor, ver := o.shouldScroll(o.bounds) hor, ver := o.shouldScroll(o.bounds)
if hor { if hor {
@ -119,6 +123,7 @@ func (o *overflow) Render(ctx Context) {
} }
var content = o.Content.Bounds() var content = o.Content.Bounds()
content.Min = geom.ZeroPtF32
if o.buffer == nil || o.buffer.Width() != content.Dx() || o.buffer.Height() != content.Dy() { if o.buffer == nil || o.buffer.Width() != content.Dx() || o.buffer.Height() != content.Dy() {
if o.buffer != nil { if o.buffer != nil {
o.buffer.Destroy() o.buffer.Destroy()