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app/internal/xkb: send key.Events for shifted keysyms

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Signed-off-by: Elias Naur <mail@eliasnaur.com>
This commit is contained in:
Elias Naur
2019-11-22 16:03:48 +01:00
parent 968669d39e
commit 5a34b6f2c3
1 changed files with 25 additions and 20 deletions
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app/internal/xkb/xkb_unix.go
+25 -20
View File
@@ -117,13 +117,13 @@ func New(format int, fd int, size int) (*Context, error) {
}
func (x *Context) DispatchKey(keyCode uint32) (events []event.Event) {
keyCode = mapXKBKeyCode(keyCode)
kc := mapXKBKeyCode(keyCode)
if len(x.utf8Buf) == 0 {
x.utf8Buf = make([]byte, 1)
}
sym := C.xkb_state_key_get_one_sym(x.state, C.xkb_keycode_t(keyCode))
if n, ok := convertKeysym(sym); ok {
cmd := key.Event{Name: n}
sym := C.xkb_state_key_get_one_sym(x.state, kc)
if name, ok := convertKeysym(sym); ok {
cmd := key.Event{Name: name}
// Ensure that a physical backtab key is translated to
// Shift-Tab.
if sym == C.XKB_KEY_ISO_Left_Tab {
@@ -144,26 +144,22 @@ func (x *Context) DispatchKey(keyCode uint32) (events []event.Event) {
events = append(events, cmd)
}
C.xkb_compose_state_feed(x.compState, sym)
var size C.int
var str []byte
switch C.xkb_compose_state_get_status(x.compState) {
case C.XKB_COMPOSE_CANCELLED, C.XKB_COMPOSE_COMPOSING:
return
case C.XKB_COMPOSE_COMPOSED:
size = C.xkb_compose_state_get_utf8(x.compState, (*C.char)(unsafe.Pointer(&x.utf8Buf[0])), C.size_t(len(x.utf8Buf)))
size := C.xkb_compose_state_get_utf8(x.compState, (*C.char)(unsafe.Pointer(&x.utf8Buf[0])), C.size_t(len(x.utf8Buf)))
if int(size) >= len(x.utf8Buf) {
x.utf8Buf = make([]byte, size+1)
size = C.xkb_compose_state_get_utf8(x.compState, (*C.char)(unsafe.Pointer(&x.utf8Buf[0])), C.size_t(len(x.utf8Buf)))
}
C.xkb_compose_state_reset(x.compState)
str = x.utf8Buf[:size]
case C.XKB_COMPOSE_NOTHING:
size = C.xkb_state_key_get_utf8(x.state, C.xkb_keycode_t(keyCode), (*C.char)(unsafe.Pointer(&x.utf8Buf[0])), C.size_t(len(x.utf8Buf)))
if int(size) >= len(x.utf8Buf) {
x.utf8Buf = make([]byte, size+1)
size = C.xkb_state_key_get_utf8(x.state, C.xkb_keycode_t(keyCode), (*C.char)(unsafe.Pointer(&x.utf8Buf[0])), C.size_t(len(x.utf8Buf)))
}
str = x.charsForKeycode(kc)
}
// Report only printable runes.
str := x.utf8Buf[:size]
var n int
for n < len(str) {
r, s := utf8.DecodeRune(str)
@@ -180,9 +176,18 @@ func (x *Context) DispatchKey(keyCode uint32) (events []event.Event) {
return
}
func (x *Context) charsForKeycode(keyCode C.xkb_keycode_t) []byte {
size := C.xkb_state_key_get_utf8(x.state, keyCode, (*C.char)(unsafe.Pointer(&x.utf8Buf[0])), C.size_t(len(x.utf8Buf)))
if int(size) >= len(x.utf8Buf) {
x.utf8Buf = make([]byte, size+1)
size = C.xkb_state_key_get_utf8(x.state, keyCode, (*C.char)(unsafe.Pointer(&x.utf8Buf[0])), C.size_t(len(x.utf8Buf)))
}
return x.utf8Buf[:size]
}
func (x *Context) IsRepeatKey(keyCode uint32) bool {
keyCode = mapXKBKeyCode(keyCode)
return C.xkb_keymap_key_repeats(x.keyMap, C.xkb_keycode_t(keyCode)) == 1
kc := mapXKBKeyCode(keyCode)
return C.xkb_keymap_key_repeats(x.keyMap, kc) == 1
}
func (x *Context) UpdateMask(depressed, latched, locked, group uint32) {
@@ -190,17 +195,17 @@ func (x *Context) UpdateMask(depressed, latched, locked, group uint32) {
C.xkb_state_update_mask(x.state, C.xkb_mod_mask_t(depressed), C.xkb_mod_mask_t(latched), C.xkb_mod_mask_t(locked), xkbGrp, xkbGrp, xkbGrp)
}
func mapXKBKeyCode(keyCode uint32) uint32 {
func mapXKBKeyCode(keyCode uint32) C.xkb_keycode_t {
// According to the xkb_v1 spec: "to determine the xkb keycode, clients must add 8 to the key event keycode."
return keyCode + 8
return C.xkb_keycode_t(keyCode + 8)
}
func convertKeysym(s C.xkb_keysym_t) (string, bool) {
if '0' <= s && s <= '9' || 'A' <= s && s <= 'Z' {
return string(s), true
}
if 'a' <= s && s <= 'z' {
return string(s - 0x20), true
return string(s - 'a' + 'A'), true
}
if ' ' <= s && s <= '~' {
return string(s), true
}
var n string
switch s {