Joe Julian
60 lines
1.5 KiB
Go
60 lines
1.5 KiB
Go
package layout
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import (
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"image"
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"gioui.org/layout"
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"gioui.org/op"
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"gioui.org/unit"
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)
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func IntrinsicCompactCard(gtx layout.Context, w layout.Widget, card func(layout.Context, layout.Widget) layout.Dimensions, logger func(name string, constraints layout.Constraints, dims layout.Dimensions)) layout.Dimensions {
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measureGTX := gtx
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measureGTX.Constraints.Min = image.Point{}
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measureGTX.Constraints.Max.X = gtx.Constraints.Max.X
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macro := op.Record(gtx.Ops)
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contentDims := w(measureGTX)
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_ = macro.Stop()
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if logger != nil {
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logger("intrinsic-measure", measureGTX.Constraints, contentDims)
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}
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width := contentDims.Size.X + gtx.Dp(unit.Dp(20))
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maxWidth := gtx.Constraints.Max.X
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if maxWidth > 0 && width > maxWidth {
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width = maxWidth
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}
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if width > 0 {
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gtx.Constraints.Min.X = width
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gtx.Constraints.Max.X = width
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}
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dims := card(gtx, w)
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if logger != nil {
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logger("intrinsic-card", gtx.Constraints, dims)
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}
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return dims
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}
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func MenuActionWidth(gtx layout.Context, rows []layout.Widget) int {
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width := 0
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for _, row := range rows {
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measureGTX := gtx
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measureGTX.Constraints.Min = image.Point{}
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macro := op.Record(gtx.Ops)
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dims := row(measureGTX)
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_ = macro.Stop()
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if dims.Size.X > width {
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width = dims.Size.X
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}
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}
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return width
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}
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func RightAlignedAction(gtx layout.Context, width int, child layout.Widget) layout.Dimensions {
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if width <= 0 {
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return child(gtx)
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}
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gtx.Constraints.Min.X = width
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gtx.Constraints.Max.X = width
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return layout.E.Layout(gtx, child)
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}
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