TextInput no longer embeds tomo.TextBox

textinput.go

@@ -6,9 +6,11 @@ import "git.tebibyte.media/tomo/tomo/text"
 import "git.tebibyte.media/tomo/tomo/input"
 import "git.tebibyte.media/tomo/tomo/event"
 
+var _ tomo.ContentObject = new(TextInput)
+
 // TextInput is a single-line editable text box.
 type TextInput struct {
-	tomo.TextBox
+	box  tomo.TextBox
 	text []rune
 	on struct {
 		valueChange event.FuncBroadcaster
@@ -18,23 +20,68 @@ type TextInput struct {
 
 // NewTextInput creates a new text input containing the specified text.
 func NewTextInput (text string) *TextInput {
-	this := &TextInput { TextBox: tomo.NewTextBox() }
-	this.SetRole(tomo.R("objects", "TextInput"))
-	this.SetAttr(tomo.AAlign(tomo.AlignStart, tomo.AlignMiddle))
-	this.SetAttr(tomo.AOverflow(true, false))
-	this.SetText(text)
-	this.SetFocusable(true)
-	this.SetSelectable(true)
-	this.OnKeyDown(this.handleKeyDown)
-	this.OnKeyUp(this.handleKeyUp)
-	this.OnScroll(this.handleScroll)
-	return this
+	textInput := &TextInput { box: tomo.NewTextBox() }
+	textInput.box.SetRole(tomo.R("objects", "TextInput"))
+	textInput.box.SetAttr(tomo.AAlign(tomo.AlignStart, tomo.AlignMiddle))
+	textInput.box.SetAttr(tomo.AOverflow(true, false))
+	textInput.SetValue(text)
+	textInput.box.SetFocusable(true)
+	textInput.box.SetSelectable(true)
+	textInput.box.OnKeyDown(textInput.handleKeyDown)
+	textInput.box.OnKeyUp(textInput.handleKeyUp)
+	textInput.box.OnScroll(textInput.handleScroll)
+	return textInput
+}
+
+// GetBox returns the underlying box.
+func (this *TextInput) GetBox () tomo.Box {
+	return this.box
+}
+
+// SetFocused sets whether or not this text input has keyboard focus. If set to
+// true, this method will steal focus away from whichever object currently has
+// focus.
+func (this *TextInput) SetFocused (focused bool) {
+	this.box.SetFocused(focused)
+}
+
+// Select sets the text cursor or selection.
+func (this *TextInput) Select (dot text.Dot) {
+	this.box.Select(dot)
+}
+
+// Dot returns the text cursor or selection.
+func (this *TextInput) Dot () text.Dot {
+	return this.box.Dot()
+}
+
+// SetAlign sets the X and Y alignment of the label.
+func (this *TextInput) SetAlign (x, y tomo.Align) {
+	this.box.SetAttr(tomo.AAlign(x, y))
+}
+
+// ContentBounds returns the bounds of the inner content of the text input
+// relative to the input's InnerBounds.
+func (this *TextInput) ContentBounds () image.Rectangle {
+	return this.box.ContentBounds()
+}
+
+// ScrollTo shifts the origin of the text input's content to the origin of the
+// inputs's InnerBounds, offset by the given point.
+func (this *TextInput) ScrollTo (position image.Point) {
+	this.box.ScrollTo(position)
+}
+
+// OnContentBoundsChange specifies a function to be called when the text input's
+// ContentBounds or InnerBounds changes.
+func (this *TextInput) OnContentBoundsChange (callback func ()) event.Cookie {
+	return this.box.OnContentBoundsChange(callback)
 }
 
 // SetValue sets the text content of the input.
 func (this *TextInput) SetValue (text string) {
 	this.text = []rune(text)
-	this.TextBox.SetText(text)
+	this.box.SetText(text)
 }
 
 // Value returns the text content of the input.
@@ -42,16 +89,6 @@ func (this *TextInput) Value () string {
 	return string(this.text)
 }
 
-// SetText sets the text content of the input.
-func (this *TextInput) SetText (text string) {
-	this.SetValue(text)
-}
-
-// Text returns the text content of the input.
-func (this *TextInput) Text () string {
-	return this.Value()
-}
-
 // OnConfirm specifies a function to be called when the user presses enter
 // within the text input.
 func (this *TextInput) OnConfirm (callback func ()) event.Cookie {
@@ -69,19 +106,19 @@ func (this *TextInput) Type (char rune) {
 	dot := this.Dot()
 	this.text, dot = text.Type(this.text, dot, rune(char))
 	this.Select(dot)
-	this.SetText(string(this.text))
+	this.box.SetText(string(this.text))
 }
 
 func (this *TextInput) handleKeyDown (key input.Key, numpad bool) bool {
 	dot       := this.Dot()
-	modifiers := this.Window().Modifiers()
+	modifiers := this.box.Window().Modifiers()
 	word      := modifiers.Control
 	changed   := false
 
 	defer func () {
 		this.Select(dot)
 		if changed {
-			this.SetText(string(this.text))
+			this.box.SetText(string(this.text))
 			this.on.valueChange.Broadcast()
 		}
 	} ()
@@ -108,7 +145,7 @@ func (this *TextInput) handleKeyDown (key input.Key, numpad bool) bool {
 }
 
 func (this *TextInput) handleKeyUp (key input.Key, numpad bool) bool {
-	modifiers := this.Window().Modifiers()
+	modifiers := this.box.Window().Modifiers()
 	switch {
 	case isConfirmationKey(key):
 		return true