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add IconButton and use in bottom panel
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,142 @@ | ||
| package widgets | ||
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|
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| import ( | ||
| "fyne.io/fyne/v2" | ||
| "fyne.io/fyne/v2/canvas" | ||
| "fyne.io/fyne/v2/container" | ||
| "fyne.io/fyne/v2/driver/desktop" | ||
| "fyne.io/fyne/v2/theme" | ||
| "fyne.io/fyne/v2/widget" | ||
|
|
||
| myTheme "github.com/dweymouth/supersonic/ui/theme" | ||
| ) | ||
|
|
||
| type IconButtonSize int | ||
|
|
||
| const ( | ||
| IconButtonSizeNormal IconButtonSize = iota | ||
| IconButtonSizeBigger | ||
| IconButtonSizeSmaller | ||
| ) | ||
|
|
||
| type IconButton struct { | ||
| widget.BaseWidget | ||
|
|
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| Highlighted bool | ||
| IconSize IconButtonSize | ||
| OnTapped func() | ||
|
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| icon fyne.Resource | ||
| focused bool | ||
| hovered bool | ||
|
|
||
| themed *theme.ThemedResource | ||
| img *canvas.Image | ||
| } | ||
|
|
||
| var ( | ||
| _ fyne.Tappable = (*IconButton)(nil) | ||
| _ fyne.Focusable = (*IconButton)(nil) | ||
| _ desktop.Hoverable = (*IconButton)(nil) | ||
| ) | ||
|
|
||
| func NewIconButton(icon fyne.Resource, onTapped func()) *IconButton { | ||
| i := &IconButton{icon: icon, OnTapped: onTapped} | ||
| i.ExtendBaseWidget(i) | ||
| return i | ||
| } | ||
|
|
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| func (i *IconButton) SetIcon(icon fyne.Resource) { | ||
| i.icon = icon | ||
| if i.img != nil { | ||
| i.themed = theme.NewThemedResource(icon) | ||
| i.img.Resource = i.themed | ||
| i.Refresh() | ||
| } | ||
| } | ||
|
|
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| func (i *IconButton) Tapped(*fyne.PointEvent) { | ||
| if i.OnTapped != nil { | ||
| i.OnTapped() | ||
| } | ||
| } | ||
|
|
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| func (i *IconButton) FocusGained() { | ||
| if !i.focused { | ||
| defer i.Refresh() | ||
| } | ||
| i.focused = true | ||
| } | ||
|
|
||
| func (i *IconButton) FocusLost() { | ||
| if i.focused { | ||
| defer i.Refresh() | ||
| } | ||
| i.focused = false | ||
| } | ||
|
|
||
| func (i *IconButton) TypedKey(e *fyne.KeyEvent) { | ||
| if e.Name == fyne.KeySpace { | ||
| i.Tapped(nil) | ||
| } | ||
| } | ||
|
|
||
| func (i *IconButton) TypedRune(r rune) { | ||
| } | ||
|
|
||
| func (i *IconButton) MouseIn(*desktop.MouseEvent) { | ||
| if !i.hovered { | ||
| defer i.Refresh() | ||
| } | ||
| i.hovered = true | ||
| } | ||
|
|
||
| func (i *IconButton) MouseOut() { | ||
| if i.hovered { | ||
| defer i.Refresh() | ||
| } | ||
| i.hovered = false | ||
| } | ||
|
|
||
| func (i *IconButton) MouseMoved(*desktop.MouseEvent) { | ||
| } | ||
|
|
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| func (i *IconButton) MinSize() fyne.Size { | ||
| return i.iconSize() | ||
| } | ||
|
|
||
| func (i *IconButton) iconSize() fyne.Size { | ||
| switch i.IconSize { | ||
| case IconButtonSizeBigger: | ||
| return fyne.NewSquareSize(theme.IconInlineSize() * 2) | ||
| case IconButtonSizeSmaller: | ||
| return fyne.NewSquareSize(theme.IconInlineSize()) | ||
| default: | ||
| return fyne.NewSquareSize(theme.IconInlineSize() * 1.3333) | ||
| } | ||
| } | ||
|
|
||
| func (i *IconButton) Refresh() { | ||
| if i.img == nil { | ||
| return | ||
| } | ||
| if i.Highlighted || i.focused { | ||
| i.themed.ColorName = theme.ColorNamePrimary | ||
| } else if i.hovered { | ||
| i.themed.ColorName = myTheme.ColorNameHoveredIconButton | ||
| } else { | ||
| i.themed.ColorName = myTheme.ColorNameIconButton | ||
| } | ||
| i.img.SetMinSize(i.iconSize()) | ||
| i.img.Refresh() | ||
| } | ||
|
|
||
| func (i *IconButton) CreateRenderer() fyne.WidgetRenderer { | ||
| if i.img == nil { | ||
| i.themed = theme.NewThemedResource(i.icon) | ||
| i.img = canvas.NewImageFromResource(i.themed) | ||
| i.img.FillMode = canvas.ImageFillContain | ||
| i.img.SetMinSize(i.iconSize()) | ||
| } | ||
| return widget.NewSimpleRenderer(container.NewCenter(i.img)) | ||
| } |
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