ui/app,ui/key: move TextInputState from key to internal package

Clients have no need for the TextInputState type.

Signed-off-by: Elias Naur <mail@eliasnaur.com>

ui/app/internal/input/key.go

@@ -9,11 +9,13 @@ import (
 	"gioui.org/ui/key"
 )
 
+type TextInputState uint8
+
 type keyQueue struct {
 	focus    input.Key
 	handlers map[input.Key]*keyHandler
 	reader   ui.OpsReader
-	state    key.TextInputState
+	state    TextInputState
 }
 
 type keyHandler struct {
@@ -29,9 +31,15 @@ const (
 	priNewFocus
 )
 
+const (
+	TextInputKeep TextInputState = iota
+	TextInputClose
+	TextInputOpen
+)
+
 // InputState returns the last text input state as
 // determined in Frame.
-func (q *keyQueue) InputState() key.TextInputState {
+func (q *keyQueue) InputState() TextInputState {
 	return q.state
 }
 
@@ -53,7 +61,6 @@ func (q *keyQueue) Frame(root *ui.Ops, events *handlerEvents) {
 			}
 		}
 	}
-	changed := focus != nil && focus != q.focus
 	if focus != q.focus {
 		if q.focus != nil {
 			events.Add(q.focus, key.FocusEvent{Focus: false})
@@ -67,13 +74,11 @@ func (q *keyQueue) Frame(root *ui.Ops, events *handlerEvents) {
 	}
 	switch {
 	case pri == priNewFocus:
-		q.state = key.TextInputOpen
+		q.state = TextInputOpen
 	case hide:
-		q.state = key.TextInputClose
-	case changed:
-		q.state = key.TextInputFocus
+		q.state = TextInputClose
 	default:
-		q.state = key.TextInputKeep
+		q.state = TextInputKeep
 	}
 }
 

ui/app/internal/input/router.go

@@ -65,7 +65,7 @@ func (q *Router) Add(e input.Event) bool {
 	return q.handlers.Updated()
 }
 
-func (q *Router) InputState() key.TextInputState {
+func (q *Router) TextInputState() TextInputState {
 	return q.kqueue.InputState()
 }
 

ui/app/os_android.go

@@ -393,20 +393,17 @@ func onTouchEvent(env *C.JNIEnv, class C.jclass, handle C.jlong, action, pointer
 	})
 }
 
-func (w *window) setTextInput(s key.TextInputState) {
+func (w *window) showTextInput(show bool) {
 	if w.view == 0 {
 		return
 	}
-	switch s {
-	case key.TextInputOpen:
-		runInJVM(func(env *C.JNIEnv) {
+	runInJVM(func(env *C.JNIEnv) {
+		if show {
 			C.gio_jni_CallVoidMethod(env, w.view, w.mshowTextInput)
-		})
-	case key.TextInputClose:
-		runInJVM(func(env *C.JNIEnv) {
+		} else {
 			C.gio_jni_CallVoidMethod(env, w.view, w.mhideTextInput)
-		})
-	}
+		}
+	})
 }
 
 func Main() {

ui/app/os_ios.go

@@ -235,14 +235,13 @@ func (w *window) isVisible() bool {
 	return w.visible.Load().(bool)
 }
 
-func (w *window) setTextInput(s key.TextInputState) {
+func (w *window) showTextInput(show bool) {
 	if w.view == 0 {
 		return
 	}
-	switch s {
-	case key.TextInputOpen:
+	if show {
 		C.gio_showTextInput(w.view)
-	case key.TextInputClose:
+	} else {
 		C.gio_hideTextInput(w.view)
 	}
 }

ui/app/os_js.go

@@ -317,11 +317,10 @@ func (w *window) setAnimating(anim bool) {
 	w.animating = anim
 }
 
-func (w *window) setTextInput(s key.TextInputState) {
-	switch s {
-	case key.TextInputOpen:
+func (w *window) showTextInput(show bool) {
+	if show {
 		w.focus()
-	case key.TextInputClose:
+	} else {
 		w.blur()
 	}
 }

ui/app/os_macos.go

@@ -77,7 +77,7 @@ func (w *window) contextView() C.CFTypeRef {
 	return w.view
 }
 
-func (w *window) setTextInput(s key.TextInputState) {}
+func (w *window) showTextInput(show bool) {}
 
 func (w *window) setAnimating(anim bool) {
 	var animb C.BOOL

ui/app/os_wayland.go

@@ -1087,7 +1087,7 @@ func (w *window) nativeWindow(visID int) (unsafe.Pointer, int, int) {
 	return unsafe.Pointer(w.surf), width * scale, height * scale
 }
 
-func (w *window) setTextInput(s key.TextInputState) {}
+func (w *window) showTextInput(show bool) {}
 
 // detectFontScale reports current font scale, or 1.0
 // if it fails.

ui/app/os_windows.go

@@ -441,7 +441,7 @@ func (w *window) destroy() {
 	}
 }
 
-func (w *window) setTextInput(s key.TextInputState) {}
+func (w *window) showTextInput(show bool) {}
 
 func (w *window) display() uintptr {
 	return uintptr(w.hdc)

ui/app/window.go

@@ -12,7 +12,6 @@ import (
 	"gioui.org/ui/app/internal/gpu"
 	iinput "gioui.org/ui/app/internal/input"
 	"gioui.org/ui/input"
-	"gioui.org/ui/key"
 	"gioui.org/ui/system"
 )
 
@@ -23,11 +22,10 @@ type WindowOptions struct {
 }
 
 type Window struct {
-	driver     *window
-	lastFrame  time.Time
-	drawStart  time.Time
-	gpu        *gpu.GPU
-	inputState key.TextInputState
+	driver    *window
+	lastFrame time.Time
+	drawStart time.Time
+	gpu       *gpu.GPU
 
 	out         chan Event
 	in          chan Event
@@ -63,8 +61,8 @@ var _ interface {
 	// setAnimating sets the animation flag. When the window is animating,
 	// DrawEvents are delivered as fast as the display can handle them.
 	setAnimating(anim bool)
-	// setTextInput updates the virtual keyboard state.
-	setTextInput(s key.TextInputState)
+	// showTextInput updates the virtual keyboard state.
+	showTextInput(show bool)
 } = (*window)(nil)
 
 // Pre-allocate the ack event to avoid garbage.
@@ -103,13 +101,6 @@ func (w *Window) Events() <-chan Event {
 	return w.out
 }
 
-func (w *Window) setTextInput(s key.TextInputState) {
-	if s != w.inputState && (s == key.TextInputClose || s == key.TextInputOpen) {
-		w.driver.setTextInput(s)
-	}
-	w.inputState = s
-}
-
 func (w *Window) Queue() *Queue {
 	return &w.queue
 }
@@ -127,7 +118,12 @@ func (w *Window) draw(size image.Point, frame *ui.Ops) {
 	w.gpu.Draw(w.queue.q.Profiling(), size, frame)
 	w.queue.q.Frame(frame)
 	now := time.Now()
-	w.setTextInput(w.queue.q.InputState())
+	switch w.queue.q.TextInputState() {
+	case iinput.TextInputOpen:
+		w.driver.showTextInput(true)
+	case iinput.TextInputClose:
+		w.driver.showTextInput(false)
+	}
 	frameDur := now.Sub(w.lastFrame)
 	frameDur = frameDur.Truncate(100 * time.Microsecond)
 	w.lastFrame = now

ui/key/key.go

@@ -30,20 +30,11 @@ type EditEvent struct {
 
 type Modifiers uint32
 
-type TextInputState uint8
-
 const (
 	ModCommand Modifiers = 1 << iota
 	ModShift
 )
 
-const (
-	TextInputKeep TextInputState = iota
-	TextInputFocus
-	TextInputClose
-	TextInputOpen
-)
-
 const (
 	NameLeftArrow      = '←'
 	NameRightArrow     = '→'