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app/internal/window: [wasm] report key modifiers for pointer events

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Signed-off-by: Elias Naur <mail@eliasnaur.com>
This commit is contained in:
Elias Naur
2020-05-27 17:12:11 +02:00
parent 6a0da04598
commit 266b01bb5d
1 changed files with 37 additions and 15 deletions
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app/internal/window/os_js.go
+37 -15
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@@ -220,20 +220,30 @@ func (w *window) focus() {
func (w *window) keyEvent(e js.Value) {
k := e.Get("key").String()
if n, ok := translateKey(k); ok {
cmd := key.Event{Name: n}
if e.Call("getModifierState", "Alt").Bool() {
cmd.Modifiers |= key.ModAlt
}
if e.Call("getModifierState", "Control").Bool() {
cmd.Modifiers |= key.ModCtrl
}
if e.Call("getModifierState", "Shift").Bool() {
cmd.Modifiers |= key.ModShift
cmd := key.Event{
Name: n,
Modifiers: modifiersFor(e),
}
w.w.Event(cmd)
}
}
// modifiersFor returns the modifier set for a DOM MouseEvent or
// KeyEvent.
func modifiersFor(e js.Value) key.Modifiers {
var mods key.Modifiers
if e.Call("getModifierState", "Alt").Bool() {
mods |= key.ModAlt
}
if e.Call("getModifierState", "Control").Bool() {
mods |= key.ModCtrl
}
if e.Call("getModifierState", "Shift").Bool() {
mods |= key.ModShift
}
return mods
}
func (w *window) touchEvent(typ pointer.Type, e js.Value) {
e.Call("preventDefault")
t := time.Duration(e.Get("timeStamp").Int()) * time.Millisecond
@@ -243,6 +253,16 @@ func (w *window) touchEvent(typ pointer.Type, e js.Value) {
w.mu.Lock()
scale := w.scale
w.mu.Unlock()
var mods key.Modifiers
if e.Get("shiftKey").Bool() {
mods |= key.ModShift
}
if e.Get("altKey").Bool() {
mods |= key.ModAlt
}
if e.Get("ctrlKey").Bool() {
mods |= key.ModCtrl
}
for i := 0; i < n; i++ {
touch := changedTouches.Index(i)
pid := w.touchIDFor(touch)
@@ -259,6 +279,7 @@ func (w *window) touchEvent(typ pointer.Type, e js.Value) {
Position: pos,
PointerID: pid,
Time: t,
Modifiers: modifiersFor(e),
})
}
}
@@ -305,12 +326,13 @@ func (w *window) pointerEvent(typ pointer.Type, dx, dy float32, e js.Value) {
btns |= pointer.ButtonMiddle
}
w.w.Event(pointer.Event{
Type: typ,
Source: pointer.Mouse,
Buttons: btns,
Position: pos,
Scroll: scroll,
Time: t,
Type: typ,
Source: pointer.Mouse,
Buttons: btns,
Position: pos,
Scroll: scroll,
Time: t,
Modifiers: modifiersFor(e),
})
}