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a38a0f4235
text.Shaper is not thread safe, which caused crash when adding multiple VSTI plugins to a DAW project. This change fixes that crash. Further refactorings need to consider where that text.Shaper should actually reside.
72 lines
2.0 KiB
Go
72 lines
2.0 KiB
Go
package gioui
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import (
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"gioui.org/layout"
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"gioui.org/op/paint"
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"gioui.org/text"
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"gioui.org/unit"
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"gioui.org/widget"
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"gioui.org/widget/material"
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)
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type Dialog struct {
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Visible bool
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BtnAlt widget.Clickable
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BtnOk widget.Clickable
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BtnCancel widget.Clickable
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}
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type DialogStyle struct {
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dialog *Dialog
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Text string
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Inset layout.Inset
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ShowAlt bool
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AltStyle material.ButtonStyle
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OkStyle material.ButtonStyle
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CancelStyle material.ButtonStyle
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Shaper *text.Shaper
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}
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func ConfirmDialog(th *material.Theme, dialog *Dialog, text string, shaper *text.Shaper) DialogStyle {
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ret := DialogStyle{
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dialog: dialog,
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Text: text,
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Inset: layout.Inset{Top: unit.Dp(12), Bottom: unit.Dp(12), Left: unit.Dp(20), Right: unit.Dp(20)},
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AltStyle: HighEmphasisButton(th, &dialog.BtnAlt, "Alt"),
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OkStyle: HighEmphasisButton(th, &dialog.BtnOk, "Ok"),
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CancelStyle: HighEmphasisButton(th, &dialog.BtnCancel, "Cancel"),
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Shaper: shaper,
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}
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return ret
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}
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func (d *DialogStyle) Layout(gtx C) D {
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if d.dialog.Visible {
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paint.Fill(gtx.Ops, dialogBgColor)
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return layout.Center.Layout(gtx, func(gtx C) D {
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return Popup(&d.dialog.Visible).Layout(gtx, func(gtx C) D {
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return d.Inset.Layout(gtx, func(gtx C) D {
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return layout.Flex{Axis: layout.Vertical, Alignment: layout.Middle}.Layout(gtx,
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layout.Rigid(Label(d.Text, highEmphasisTextColor, d.Shaper)),
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layout.Rigid(func(gtx C) D {
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gtx.Constraints.Min.X = gtx.Dp(unit.Dp(120))
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if d.ShowAlt {
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return layout.Flex{Axis: layout.Horizontal, Spacing: layout.SpaceBetween}.Layout(gtx,
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layout.Rigid(d.OkStyle.Layout),
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layout.Rigid(d.AltStyle.Layout),
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layout.Rigid(d.CancelStyle.Layout),
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)
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}
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return layout.Flex{Axis: layout.Horizontal, Spacing: layout.SpaceBetween}.Layout(gtx,
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layout.Rigid(d.OkStyle.Layout),
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layout.Rigid(d.CancelStyle.Layout),
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)
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}),
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)
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})
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})
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})
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}
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return D{}
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}
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