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feat(tracker): disable buttons when they are not clickable

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This commit is contained in:
vsariola 2021-01-09 23:05:43 +02:00
parent 41cd1d21f6
commit e62fe85867
1 changed files with 14 additions and 15 deletions
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29
tracker/layout.go
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@ -43,6 +43,14 @@ func smallButton(icStyle material.IconButtonStyle) material.IconButtonStyle {
return icStyle
}
func enableButton(icStyle material.IconButtonStyle, enabled bool) material.IconButtonStyle {
if !enabled {
icStyle.Background = disabledContainerColor
icStyle.Color = disabledTextColor
}
return icStyle
}
func (t *Tracker) Layout(gtx layout.Context) {
paint.FillShape(gtx.Ops, backgroundColor, clip.Rect(image.Rect(0, 0, gtx.Constraints.Max.X, gtx.Constraints.Max.Y)).Op())
layout.UniformInset(unit.Dp(2)).Layout(gtx, func(gtx2 layout.Context) layout.Dimensions {
@ -101,12 +109,7 @@ func (t *Tracker) layoutTracker(gtx layout.Context) layout.Dimensions {
paint.FillShape(gtx.Ops, trackMenuSurfaceColor, clip.Rect{
Max: gtx.Constraints.Max,
}.Op())
iconBtn := material.IconButton(t.Theme, t.NewTrackBtn, addIcon)
if t.song.TotalTrackVoices() >= t.song.Patch.TotalVoices() {
iconBtn.Background = disabledContainerColor
iconBtn.Color = disabledTextColor
}
return in2.Layout(gtx, iconBtn.Layout)
return in2.Layout(gtx, enableButton(material.IconButton(t.Theme, t.NewTrackBtn, addIcon), t.song.TotalTrackVoices() < t.song.Patch.TotalVoices()).Layout)
})
octLabel := layout.Rigid(Label("OCT:", white))
in := layout.UniformInset(unit.Dp(1))
@ -114,11 +117,11 @@ func (t *Tracker) layoutTracker(gtx layout.Context) layout.Dimensions {
return layout.Flex{Axis: layout.Horizontal}.Layout(
gtx,
layout.Rigid(func(gtx layout.Context) layout.Dimensions {
return in.Layout(gtx, smallButton(material.IconButton(t.Theme, t.OctaveUpBtn, upIcon)).Layout)
return in.Layout(gtx, enableButton(smallButton(material.IconButton(t.Theme, t.OctaveUpBtn, upIcon)), t.CurrentOctave < 9).Layout)
}),
layout.Rigid(Label(fmt.Sprintf("%v", t.CurrentOctave), white)),
layout.Rigid(func(gtx layout.Context) layout.Dimensions {
return in.Layout(gtx, smallButton(material.IconButton(t.Theme, t.OctaveDownBtn, downIcon)).Layout)
return in.Layout(gtx, enableButton(smallButton(material.IconButton(t.Theme, t.OctaveDownBtn, downIcon)), t.CurrentOctave > 0).Layout)
}),
)
})
@ -176,17 +179,13 @@ func (t *Tracker) layoutControls(gtx layout.Context) layout.Dimensions {
)),
layout.Rigid(Label(fmt.Sprintf("BPM: %3v", t.song.BPM), white)),
layout.Rigid(func(gtx layout.Context) layout.Dimensions {
return in.Layout(gtx, smallButton(material.IconButton(t.Theme, t.BPMUpBtn, upIcon)).Layout)
return in.Layout(gtx, enableButton(smallButton(material.IconButton(t.Theme, t.BPMUpBtn, upIcon)), t.song.BPM < 999).Layout)
}),
layout.Rigid(func(gtx layout.Context) layout.Dimensions {
return in.Layout(gtx, smallButton(material.IconButton(t.Theme, t.BPMDownBtn, downIcon)).Layout)
return in.Layout(gtx, enableButton(smallButton(material.IconButton(t.Theme, t.BPMDownBtn, downIcon)), t.song.BPM > 1).Layout)
}),
layout.Rigid(func(gtx layout.Context) layout.Dimensions {
iconBtn := material.IconButton(t.Theme, t.NewInstrumentBtn, addIcon)
if t.song.Patch.TotalVoices() >= 32 {
iconBtn.Background = disabledContainerColor
iconBtn.Color = disabledTextColor
}
iconBtn := enableButton(material.IconButton(t.Theme, t.NewInstrumentBtn, addIcon), t.song.Patch.TotalVoices() < 32)
return in.Layout(gtx, iconBtn.Layout)
}),
)