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io/key: implement key.Release state

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Implement key state for the following platforms:
js, wayland, windows, x11.

Unsupported platforms will continue to function as before, sending
key.Press for all key events.

Signed-off-by: Josiah Niedrauer <josiah@niedrauer.com>
This commit is contained in:
Josiah Niedrauer
2020-10-29 15:46:41 -07:00
committed by Elias Naur
parent ef652f4922
commit 42e568775c
7 changed files with 57 additions and 14 deletions
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app/internal/window/os_js.go
+7 -2
View File
@@ -180,7 +180,11 @@ func (w *window) addEventListeners() {
return nil
})
w.addEventListener(w.tarea, "keydown", func(this js.Value, args []js.Value) interface{} {
w.keyEvent(args[0])
w.keyEvent(args[0], key.Press)
return nil
})
w.addEventListener(w.tarea, "keyup", func(this js.Value, args []js.Value) interface{} {
w.keyEvent(args[0], key.Release)
return nil
})
w.addEventListener(w.tarea, "compositionstart", func(this js.Value, args []js.Value) interface{} {
@@ -215,12 +219,13 @@ func (w *window) focus() {
w.tarea.Call("focus")
}
func (w *window) keyEvent(e js.Value) {
func (w *window) keyEvent(e js.Value, ks key.State) {
k := e.Get("key").String()
if n, ok := translateKey(k); ok {
cmd := key.Event{
Name: n,
Modifiers: modifiersFor(e),
State: ks,
}
w.w.Event(cmd)
}