Add widgets
parent
1b8a1f536a
commit
8d5f5af3c5
@ -0,0 +1,63 @@
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package etk
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import (
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"image"
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"github.com/hajimehoshi/ebiten/v2"
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"code.rocketnine.space/tslocum/messeji"
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)
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type Input struct {
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*Box
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field *messeji.InputField
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}
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func NewInput(prefix string, text string, onSelected func(text string) (handled bool)) *Input {
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textColor := Style.TextColorDark
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/*if TextColor == nil {
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textColor = Style.InputColor
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}*/
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i := messeji.NewInputField(Style.TextFont)
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i.SetPrefix(prefix)
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i.SetText(text)
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i.SetForegroundColor(textColor)
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i.SetBackgroundColor(Style.InputBgColor)
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i.SetHandleKeyboard(true)
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i.SetSelectedFunc(func() (accept bool) {
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return onSelected(i.Text())
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})
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return &Input{
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Box: NewBox(),
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field: i,
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}
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}
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// Write writes to the field's buffer.
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func (i *Input) Write(p []byte) (n int, err error) {
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return i.field.Write(p)
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}
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func (i *Input) SetRect(r image.Rectangle) {
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i.Box.rect = r
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i.field.SetRect(r)
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}
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func (i *Input) HandleMouse(cursor image.Point, pressed bool, clicked bool) (handled bool, err error) {
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return false, nil
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}
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func (i *Input) HandleKeyboard() (handled bool, err error) {
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err = i.field.Update()
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return false, err
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}
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func (i *Input) Draw(screen *ebiten.Image) error {
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// Draw label.
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i.field.Draw(screen)
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return nil
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}
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@ -0,0 +1,15 @@
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package etk
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import "github.com/hajimehoshi/ebiten/v2"
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type Shortcuts struct {
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ConfirmKeyboard []ebiten.Key
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ConfirmMouse []ebiten.MouseButton
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ConfirmGamepad []ebiten.GamepadButton
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}
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var Bindings = &Shortcuts{
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ConfirmKeyboard: []ebiten.Key{ebiten.KeyEnter, ebiten.KeyKPEnter},
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ConfirmMouse: []ebiten.MouseButton{ebiten.MouseButtonLeft},
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ConfirmGamepad: []ebiten.GamepadButton{ebiten.GamepadButton0},
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}
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@ -1,22 +1,62 @@
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package etk
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import "image/color"
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import (
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"image/color"
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"log"
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"github.com/hajimehoshi/ebiten/v2/examples/resources/fonts"
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"golang.org/x/image/font"
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"golang.org/x/image/font/opentype"
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)
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var transparent = color.RGBA{0, 0, 0, 0}
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func defaultFont() font.Face {
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tt, err := opentype.Parse(fonts.MPlus1pRegular_ttf)
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if err != nil {
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log.Fatal(err)
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}
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const dpi = 72
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defaultFont, err := opentype.NewFace(tt, &opentype.FaceOptions{
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Size: 32,
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DPI: dpi,
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Hinting: font.HintingFull,
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})
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if err != nil {
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log.Fatal(err)
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}
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return defaultFont
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}
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type Attributes struct {
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TextColor color.Color
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TextFont font.Face
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TextColorLight color.Color
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TextColorDark color.Color
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TextBgColor color.Color
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BorderColor color.Color
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InputBgColor color.Color
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ButtonTextColor color.Color
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ButtonBgColor color.Color
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ButtonBgColorDisabled color.Color
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}
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var Style = &Attributes{
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TextColor: color.RGBA{0, 0, 0, 255},
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TextFont: defaultFont(),
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TextColorLight: color.RGBA{255, 255, 255, 255},
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TextColorDark: color.RGBA{0, 0, 0, 255},
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TextBgColor: transparent,
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BorderColor: color.RGBA{0, 0, 0, 255},
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InputBgColor: color.RGBA{0, 128, 0, 255},
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ButtonBgColor: color.RGBA{255, 255, 255, 255},
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ButtonBgColorDisabled: color.RGBA{110, 110, 110, 255},
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}
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@ -0,0 +1,55 @@
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package etk
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import (
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"image"
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"github.com/hajimehoshi/ebiten/v2"
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"code.rocketnine.space/tslocum/messeji"
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)
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type Text struct {
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*Box
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field *messeji.TextField
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}
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func NewText(text string) *Text {
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textColor := Style.TextColorLight
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l := messeji.NewTextField(Style.TextFont)
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l.SetText(text)
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l.SetForegroundColor(textColor)
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l.SetBackgroundColor(Style.TextBgColor)
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l.SetHorizontal(messeji.AlignCenter)
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l.SetVertical(messeji.AlignCenter)
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return &Text{
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Box: NewBox(),
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field: l,
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}
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}
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// Write writes to the field's buffer.
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func (t *Text) Write(p []byte) (n int, err error) {
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return t.field.Write(p)
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}
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func (t *Text) SetRect(r image.Rectangle) {
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t.Box.rect = r
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t.field.SetRect(r)
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}
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func (t *Text) HandleMouse(cursor image.Point, pressed bool, clicked bool) (handled bool, err error) {
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return false, nil
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}
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func (t *Text) HandleKeyboard() (handled bool, err error) {
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return false, nil
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}
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func (t *Text) Draw(screen *ebiten.Image) error {
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// Draw label.
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t.field.Draw(screen)
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return nil
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}
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@ -0,0 +1,84 @@
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package etk
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import (
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"image"
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"github.com/hajimehoshi/ebiten/v2"
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)
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// Window displays and passes input to only one child widget at a time.
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type Window struct {
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*Box
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allChildren []Widget
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active int
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labels []string
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hasLabel bool
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}
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func NewWindow() *Window {
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return &Window{
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Box: NewBox(),
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}
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}
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func (w *Window) childrenUpdated() {
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if len(w.allChildren) == 0 {
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w.children = nil
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return
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}
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w.children = []Widget{w.allChildren[w.active]}
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}
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func (w *Window) SetRect(r image.Rectangle) {
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w.Lock()
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defer w.Unlock()
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w.rect = r
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for _, wgt := range w.children {
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wgt.SetRect(r)
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}
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}
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func (w *Window) AddChild(wgt ...Widget) {
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w.allChildren = append(w.allChildren, wgt...)
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for _, widget := range wgt {
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widget.SetRect(w.rect)
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}
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blankLabels := make([]string, len(wgt))
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w.labels = append(w.labels, blankLabels...)
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w.childrenUpdated()
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}
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func (w *Window) AddChildWithLabel(wgt Widget, label string) {
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w.Lock()
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defer w.Unlock()
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wgt.SetRect(w.rect)
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w.allChildren = append(w.allChildren, wgt)
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w.labels = append(w.labels, label)
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if label != "" {
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w.hasLabel = true
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}
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w.childrenUpdated()
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}
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func (w *Window) HandleMouse(cursor image.Point, pressed bool, clicked bool) (handled bool, err error) {
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return true, nil
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}
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func (w *Window) HandleKeyboard() (handled bool, err error) {
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return true, nil
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}
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func (w *Window) Draw(screen *ebiten.Image) error {
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// TODO draw labels
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return nil
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}
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