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[3.2] Add keyboard layout enumeration / set / get functions (macOS, Windows, Linux/X11).

3.2
bruvzg 2020-06-12 15:51:51 +07:00
parent 6c9b7c27d5
commit 2256946f79
No known key found for this signature in database
GPG Key ID: FCED35F1CECE0D3A
11 changed files with 453 additions and 22 deletions
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26
core/bind/core_bind.cpp
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@ -569,6 +569,26 @@ String _OS::get_latin_keyboard_variant() const {
}
}
int _OS::keyboard_get_layout_count() const {
return OS::get_singleton()->keyboard_get_layout_count();
}
int _OS::keyboard_get_current_layout() const {
return OS::get_singleton()->keyboard_get_current_layout();
}
void _OS::keyboard_set_current_layout(int p_index) {
OS::get_singleton()->keyboard_set_current_layout(p_index);
}
String _OS::keyboard_get_layout_language(int p_index) const {
return OS::get_singleton()->keyboard_get_layout_language(p_index);
}
String _OS::keyboard_get_layout_name(int p_index) const {
return OS::get_singleton()->keyboard_get_layout_name(p_index);
}
String _OS::get_model_name() const {
return OS::get_singleton()->get_model_name();
@ -1323,6 +1343,12 @@ void _OS::_bind_methods() {
ClassDB::bind_method(D_METHOD("get_latin_keyboard_variant"), &_OS::get_latin_keyboard_variant);
ClassDB::bind_method(D_METHOD("get_model_name"), &_OS::get_model_name);
ClassDB::bind_method(D_METHOD("keyboard_get_layout_count"), &_OS::keyboard_get_layout_count);
ClassDB::bind_method(D_METHOD("keyboard_get_current_layout"), &_OS::keyboard_get_current_layout);
ClassDB::bind_method(D_METHOD("keyboard_set_current_layout", "index"), &_OS::keyboard_set_current_layout);
ClassDB::bind_method(D_METHOD("keyboard_get_layout_language", "index"), &_OS::keyboard_get_layout_language);
ClassDB::bind_method(D_METHOD("keyboard_get_layout_name", "index"), &_OS::keyboard_get_layout_name);
ClassDB::bind_method(D_METHOD("can_draw"), &_OS::can_draw);
ClassDB::bind_method(D_METHOD("is_userfs_persistent"), &_OS::is_userfs_persistent);
ClassDB::bind_method(D_METHOD("is_stdout_verbose"), &_OS::is_stdout_verbose);

5
core/bind/core_bind.h
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@ -242,6 +242,11 @@ public:
String get_locale() const;
String get_latin_keyboard_variant() const;
int keyboard_get_layout_count() const;
int keyboard_get_current_layout() const;
void keyboard_set_current_layout(int p_index);
String keyboard_get_layout_language(int p_index) const;
String keyboard_get_layout_name(int p_index) const;
String get_model_name() const;

18
core/os/os.cpp
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@ -551,6 +551,24 @@ OS::LatinKeyboardVariant OS::get_latin_keyboard_variant() const {
return LATIN_KEYBOARD_QWERTY;
}
int OS::keyboard_get_layout_count() const {
return 0;
}
int OS::keyboard_get_current_layout() const {
return -1;
}
void OS::keyboard_set_current_layout(int p_index) {}
String OS::keyboard_get_layout_language(int p_index) const {
return "";
}
String OS::keyboard_get_layout_name(int p_index) const {
return "";
}
bool OS::is_joy_known(int p_device) {
return true;
}

6
core/os/os.h
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@ -493,6 +493,12 @@ public:
virtual LatinKeyboardVariant get_latin_keyboard_variant() const;
virtual int keyboard_get_layout_count() const;
virtual int keyboard_get_current_layout() const;
virtual void keyboard_set_current_layout(int p_index);
virtual String keyboard_get_layout_language(int p_index) const;
virtual String keyboard_get_layout_name(int p_index) const;
virtual bool is_joy_known(int p_device);
virtual String get_joy_guid(int p_device) const;

46
doc/classes/OS.xml
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@ -682,6 +682,52 @@
[b]Note:[/b] Only implemented on desktop platforms. On other platforms, it will always return [code]true[/code].
</description>
</method>
<method name="keyboard_get_current_layout" qualifiers="const">
<return type="int">
</return>
<description>
Returns active keyboard layout index.
[b]Note:[/b] This method is implemented on Linux, macOS and Windows.
</description>
</method>
<method name="keyboard_get_layout_count" qualifiers="const">
<return type="int">
</return>
<description>
Returns the number of keyboard layouts.
[b]Note:[/b] This method is implemented on Linux, macOS and Windows.
</description>
</method>
<method name="keyboard_get_layout_language" qualifiers="const">
<return type="String">
</return>
<argument index="0" name="index" type="int">
</argument>
<description>
Returns the ISO-639/BCP-47 language code of the keyboard layout at position [code]index[/code].
[b]Note:[/b] This method is implemented on Linux, macOS and Windows.
</description>
</method>
<method name="keyboard_get_layout_name" qualifiers="const">
<return type="String">
</return>
<argument index="0" name="index" type="int">
</argument>
<description>
Returns the localized name of the keyboard layout at position [code]index[/code].
[b]Note:[/b] This method is implemented on Linux, macOS and Windows.
</description>
</method>
<method name="keyboard_set_current_layout">
<return type="void">
</return>
<argument index="0" name="index" type="int">
</argument>
<description>
Sets active keyboard layout.
[b]Note:[/b] This method is implemented on Linux, macOS and Windows.
</description>
</method>
<method name="kill">
<return type="int" enum="Error">
</return>

5
platform/osx/os_osx.h
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@ -248,6 +248,11 @@ public:
virtual String get_executable_path() const;
virtual LatinKeyboardVariant get_latin_keyboard_variant() const;
virtual int keyboard_get_layout_count() const;
virtual int keyboard_get_current_layout() const;
virtual void keyboard_set_current_layout(int p_index);
virtual String keyboard_get_layout_language(int p_index) const;
virtual String keyboard_get_layout_name(int p_index) const;
virtual void move_window_to_foreground();

162
platform/osx/os_osx.mm
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@ -1437,8 +1437,18 @@ void OS_OSX::initialize_core() {
SemaphoreOSX::make_default();
}
struct LayoutInfo {
String name;
String code;
};
static Vector<LayoutInfo> kbd_layouts;
static int current_layout = 0;
static bool keyboard_layout_dirty = true;
static OS::LatinKeyboardVariant latin_variant = OS::LATIN_KEYBOARD_QWERTY;
static void keyboard_layout_changed(CFNotificationCenterRef center, void *observer, CFStringRef name, const void *object, CFDictionaryRef user_info) {
kbd_layouts.clear();
current_layout = 0;
keyboard_layout_dirty = true;
}
@ -2787,38 +2797,146 @@ static NSString *createStringForKeys(const CGKeyCode *keyCode, int length) {
return (NSString *)output;
}
void _update_keyboard_layouts() {
@autoreleasepool {
TISInputSourceRef cur_source = TISCopyCurrentKeyboardInputSource();
NSString *cur_name = (NSString *)TISGetInputSourceProperty(cur_source, kTISPropertyLocalizedName);
CFRelease(cur_source);
// Enum IME layouts
NSDictionary *filter_ime = @{ (NSString *)kTISPropertyInputSourceType : (NSString *)kTISTypeKeyboardInputMode };
NSArray *list_ime = (NSArray *)TISCreateInputSourceList((CFDictionaryRef)filter_ime, false);
for (NSUInteger i = 0; i < [list_ime count]; i++) {
LayoutInfo ly;
NSString *name = (NSString *)TISGetInputSourceProperty((TISInputSourceRef)[list_ime objectAtIndex:i], kTISPropertyLocalizedName);
ly.name.parse_utf8([name UTF8String]);
NSArray *langs = (NSArray *)TISGetInputSourceProperty((TISInputSourceRef)[list_ime objectAtIndex:i], kTISPropertyInputSourceLanguages);
ly.code.parse_utf8([(NSString *)[langs objectAtIndex:0] UTF8String]);
kbd_layouts.push_back(ly);
if ([name isEqualToString:cur_name]) {
current_layout = kbd_layouts.size() - 1;
}
}
[list_ime release];
// Enum plain keyboard layouts
NSDictionary *filter_kbd = @{ (NSString *)kTISPropertyInputSourceType : (NSString *)kTISTypeKeyboardLayout };
NSArray *list_kbd = (NSArray *)TISCreateInputSourceList((CFDictionaryRef)filter_kbd, false);
for (NSUInteger i = 0; i < [list_kbd count]; i++) {
LayoutInfo ly;
NSString *name = (NSString *)TISGetInputSourceProperty((TISInputSourceRef)[list_kbd objectAtIndex:i], kTISPropertyLocalizedName);
ly.name.parse_utf8([name UTF8String]);
NSArray *langs = (NSArray *)TISGetInputSourceProperty((TISInputSourceRef)[list_kbd objectAtIndex:i], kTISPropertyInputSourceLanguages);
ly.code.parse_utf8([(NSString *)[langs objectAtIndex:0] UTF8String]);
kbd_layouts.push_back(ly);
if ([name isEqualToString:cur_name]) {
current_layout = kbd_layouts.size() - 1;
}
}
[list_kbd release];
}
// Update latin variant
latin_variant = OS::LATIN_KEYBOARD_QWERTY;
CGKeyCode keys[] = { kVK_ANSI_Q, kVK_ANSI_W, kVK_ANSI_E, kVK_ANSI_R, kVK_ANSI_T, kVK_ANSI_Y };
NSString *test = createStringForKeys(keys, 6);
if ([test isEqualToString:@"qwertz"]) {
latin_variant = OS::LATIN_KEYBOARD_QWERTZ;
} else if ([test isEqualToString:@"azerty"]) {
latin_variant = OS::LATIN_KEYBOARD_AZERTY;
} else if ([test isEqualToString:@"qzerty"]) {
latin_variant = OS::LATIN_KEYBOARD_QZERTY;
} else if ([test isEqualToString:@"',.pyf"]) {
latin_variant = OS::LATIN_KEYBOARD_DVORAK;
} else if ([test isEqualToString:@"xvlcwk"]) {
latin_variant = OS::LATIN_KEYBOARD_NEO;
} else if ([test isEqualToString:@"qwfpgj"]) {
latin_variant = OS::LATIN_KEYBOARD_COLEMAK;
}
[test release];
keyboard_layout_dirty = false;
}
OS::LatinKeyboardVariant OS_OSX::get_latin_keyboard_variant() const {
static LatinKeyboardVariant layout = LATIN_KEYBOARD_QWERTY;
if (keyboard_layout_dirty) {
_update_keyboard_layouts();
}
return latin_variant;
}
int OS_OSX::keyboard_get_layout_count() const {
if (keyboard_layout_dirty) {
_update_keyboard_layouts();
}
return kbd_layouts.size();
}
void OS_OSX::keyboard_set_current_layout(int p_index) {
if (keyboard_layout_dirty) {
_update_keyboard_layouts();
}
ERR_FAIL_INDEX(p_index, kbd_layouts.size());
NSString *cur_name = [NSString stringWithUTF8String:kbd_layouts[p_index].name.utf8().get_data()];
layout = LATIN_KEYBOARD_QWERTY;
CGKeyCode keys[] = { kVK_ANSI_Q, kVK_ANSI_W, kVK_ANSI_E, kVK_ANSI_R, kVK_ANSI_T, kVK_ANSI_Y };
NSString *test = createStringForKeys(keys, 6);
if ([test isEqualToString:@"qwertz"]) {
layout = LATIN_KEYBOARD_QWERTZ;
} else if ([test isEqualToString:@"azerty"]) {
layout = LATIN_KEYBOARD_AZERTY;
} else if ([test isEqualToString:@"qzerty"]) {
layout = LATIN_KEYBOARD_QZERTY;
} else if ([test isEqualToString:@"',.pyf"]) {
layout = LATIN_KEYBOARD_DVORAK;
} else if ([test isEqualToString:@"xvlcwk"]) {
layout = LATIN_KEYBOARD_NEO;
} else if ([test isEqualToString:@"qwfpgj"]) {
layout = LATIN_KEYBOARD_COLEMAK;
NSDictionary *filter_kbd = @{ (NSString *)kTISPropertyInputSourceType : (NSString *)kTISTypeKeyboardLayout };
NSArray *list_kbd = (NSArray *)TISCreateInputSourceList((CFDictionaryRef)filter_kbd, false);
for (NSUInteger i = 0; i < [list_kbd count]; i++) {
NSString *name = (NSString *)TISGetInputSourceProperty((TISInputSourceRef)[list_kbd objectAtIndex:i], kTISPropertyLocalizedName);
if ([name isEqualToString:cur_name]) {
TISSelectInputSource((TISInputSourceRef)[list_kbd objectAtIndex:i]);
break;
}
}
[list_kbd release];
[test release];
NSDictionary *filter_ime = @{ (NSString *)kTISPropertyInputSourceType : (NSString *)kTISTypeKeyboardInputMode };
NSArray *list_ime = (NSArray *)TISCreateInputSourceList((CFDictionaryRef)filter_ime, false);
for (NSUInteger i = 0; i < [list_ime count]; i++) {
NSString *name = (NSString *)TISGetInputSourceProperty((TISInputSourceRef)[list_ime objectAtIndex:i], kTISPropertyLocalizedName);
if ([name isEqualToString:cur_name]) {
TISSelectInputSource((TISInputSourceRef)[list_ime objectAtIndex:i]);
break;
}
}
[list_ime release];
}
keyboard_layout_dirty = false;
return layout;
int OS_OSX::keyboard_get_current_layout() const {
if (keyboard_layout_dirty) {
_update_keyboard_layouts();
}
return current_layout;
}
String OS_OSX::keyboard_get_layout_language(int p_index) const {
if (keyboard_layout_dirty) {
_update_keyboard_layouts();
}
ERR_FAIL_INDEX_V(p_index, kbd_layouts.size(), "");
return kbd_layouts[p_index].code;
}
String OS_OSX::keyboard_get_layout_name(int p_index) const {
if (keyboard_layout_dirty) {
_update_keyboard_layouts();
}
return layout;
ERR_FAIL_INDEX_V(p_index, kbd_layouts.size(), "");
return kbd_layouts[p_index].name;
}
void OS_OSX::process_events() {

95
platform/windows/os_windows.cpp
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@ -3258,6 +3258,101 @@ OS::LatinKeyboardVariant OS_Windows::get_latin_keyboard_variant() const {
return LATIN_KEYBOARD_QWERTY;
}
int OS_Windows::keyboard_get_layout_count() const {
return GetKeyboardLayoutList(0, NULL);
}
int OS_Windows::keyboard_get_current_layout() const {
HKL cur_layout = GetKeyboardLayout(0);
int layout_count = GetKeyboardLayoutList(0, NULL);
HKL *layouts = (HKL *)memalloc(layout_count * sizeof(HKL));
GetKeyboardLayoutList(layout_count, layouts);
for (int i = 0; i < layout_count; i++) {
if (cur_layout == layouts[i]) {
memfree(layouts);
return i;
}
}
memfree(layouts);
return -1;
}
void OS_Windows::keyboard_set_current_layout(int p_index) {
int layout_count = GetKeyboardLayoutList(0, NULL);
ERR_FAIL_INDEX(p_index, layout_count);
HKL *layouts = (HKL *)memalloc(layout_count * sizeof(HKL));
GetKeyboardLayoutList(layout_count, layouts);
ActivateKeyboardLayout(layouts[p_index], KLF_SETFORPROCESS);
memfree(layouts);
}
String OS_Windows::keyboard_get_layout_language(int p_index) const {
int layout_count = GetKeyboardLayoutList(0, NULL);
ERR_FAIL_INDEX_V(p_index, layout_count, "");
HKL *layouts = (HKL *)memalloc(layout_count * sizeof(HKL));
GetKeyboardLayoutList(layout_count, layouts);
wchar_t buf[LOCALE_NAME_MAX_LENGTH];
memset(buf, 0, LOCALE_NAME_MAX_LENGTH * sizeof(wchar_t));
LCIDToLocaleName(MAKELCID(LOWORD(layouts[p_index]), SORT_DEFAULT), buf, LOCALE_NAME_MAX_LENGTH, 0);
memfree(layouts);
return String(buf).substr(0, 2);
}
String _get_full_layout_name_from_registry(HKL p_layout) {
String id = "SYSTEM\\CurrentControlSet\\Control\\Keyboard Layouts\\" + String::num_int64((int64_t)p_layout, 16, false).lpad(8, "0");
String ret;
HKEY hkey;
wchar_t layout_text[1024];
memset(layout_text, 0, 1024 * sizeof(wchar_t));
if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, (LPCWSTR)id.c_str(), 0, KEY_QUERY_VALUE, &hkey) != ERROR_SUCCESS) {
return ret;
}
DWORD buffer = 1024;
DWORD vtype = REG_SZ;
if (RegQueryValueExW(hkey, L"Layout Text", NULL, &vtype, (LPBYTE)layout_text, &buffer) == ERROR_SUCCESS) {
ret = String(layout_text);
}
RegCloseKey(hkey);
return ret;
}
String OS_Windows::keyboard_get_layout_name(int p_index) const {
int layout_count = GetKeyboardLayoutList(0, NULL);
ERR_FAIL_INDEX_V(p_index, layout_count, "");
HKL *layouts = (HKL *)memalloc(layout_count * sizeof(HKL));
GetKeyboardLayoutList(layout_count, layouts);
String ret = _get_full_layout_name_from_registry(layouts[p_index]); // Try reading full name from Windows registry, fallback to locale name if failed (e.g. on Wine).
if (ret == String()) {
wchar_t buf[LOCALE_NAME_MAX_LENGTH];
memset(buf, 0, LOCALE_NAME_MAX_LENGTH * sizeof(wchar_t));
LCIDToLocaleName(MAKELCID(LOWORD(layouts[p_index]), SORT_DEFAULT), buf, LOCALE_NAME_MAX_LENGTH, 0);
wchar_t name[1024];
memset(name, 0, 1024 * sizeof(wchar_t));
GetLocaleInfoEx(buf, LOCALE_SLOCALIZEDDISPLAYNAME, (LPWSTR)&name, 1024);
ret = String(name);
}
memfree(layouts);
return ret;
}
void OS_Windows::release_rendering_thread() {
gl_context->release_current();

5
platform/windows/os_windows.h
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@ -516,6 +516,11 @@ public:
virtual int get_processor_count() const;
virtual LatinKeyboardVariant get_latin_keyboard_variant() const;
virtual int keyboard_get_layout_count() const;
virtual int keyboard_get_current_layout() const;
virtual void keyboard_set_current_layout(int p_index);
virtual String keyboard_get_layout_language(int p_index) const;
virtual String keyboard_get_layout_name(int p_index) const;
virtual void enable_for_stealing_focus(ProcessID pid);
virtual void move_window_to_foreground();

102
platform/x11/os_x11.cpp
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@ -3474,6 +3474,108 @@ OS::LatinKeyboardVariant OS_X11::get_latin_keyboard_variant() const {
return LATIN_KEYBOARD_QWERTY;
}
int OS_X11::keyboard_get_layout_count() const {
int _group_count = 0;
XkbDescRec *kbd = XkbAllocKeyboard();
if (kbd) {
kbd->dpy = x11_display;
XkbGetControls(x11_display, XkbAllControlsMask, kbd);
XkbGetNames(x11_display, XkbSymbolsNameMask, kbd);
const Atom *groups = kbd->names->groups;
if (kbd->ctrls != NULL) {
_group_count = kbd->ctrls->num_groups;
} else {
while (_group_count < XkbNumKbdGroups && groups[_group_count] != None) {
_group_count++;
}
}
XkbFreeKeyboard(kbd, 0, true);
}
return _group_count;
}
int OS_X11::keyboard_get_current_layout() const {
XkbStateRec state;
XkbGetState(x11_display, XkbUseCoreKbd, &state);
return state.group;
}
void OS_X11::keyboard_set_current_layout(int p_index) {
ERR_FAIL_INDEX(p_index, keyboard_get_layout_count());
XkbLockGroup(x11_display, XkbUseCoreKbd, p_index);
}
String OS_X11::keyboard_get_layout_language(int p_index) const {
String ret;
XkbDescRec *kbd = XkbAllocKeyboard();
if (kbd) {
kbd->dpy = x11_display;
XkbGetControls(x11_display, XkbAllControlsMask, kbd);
XkbGetNames(x11_display, XkbSymbolsNameMask, kbd);
XkbGetNames(x11_display, XkbGroupNamesMask, kbd);
int _group_count = 0;
const Atom *groups = kbd->names->groups;
if (kbd->ctrls != NULL) {
_group_count = kbd->ctrls->num_groups;
} else {
while (_group_count < XkbNumKbdGroups && groups[_group_count] != None) {
_group_count++;
}
}
Atom names = kbd->names->symbols;
if (names != None) {
char *name = XGetAtomName(x11_display, names);
Vector<String> info = String(name).split("+");
if (p_index >= 0 && p_index < _group_count) {
if (p_index + 1 < info.size()) {
ret = info[p_index + 1]; // Skip "pc" at the start and "inet"/"group" at the end of symbols.
} else {
ret = "en"; // No symbol for layout fallback to "en".
}
} else {
ERR_PRINT("Index " + itos(p_index) + "is out of bounds (" + itos(_group_count) + ").");
}
XFree(name);
}
XkbFreeKeyboard(kbd, 0, true);
}
return ret.substr(0, 2);
}
String OS_X11::keyboard_get_layout_name(int p_index) const {
String ret;
XkbDescRec *kbd = XkbAllocKeyboard();
if (kbd) {
kbd->dpy = x11_display;
XkbGetControls(x11_display, XkbAllControlsMask, kbd);
XkbGetNames(x11_display, XkbSymbolsNameMask, kbd);
XkbGetNames(x11_display, XkbGroupNamesMask, kbd);
int _group_count = 0;
const Atom *groups = kbd->names->groups;
if (kbd->ctrls != NULL) {
_group_count = kbd->ctrls->num_groups;
} else {
while (_group_count < XkbNumKbdGroups && groups[_group_count] != None) {
_group_count++;
}
}
if (p_index >= 0 && p_index < _group_count) {
char *full_name = XGetAtomName(x11_display, groups[p_index]);
ret.parse_utf8(full_name);
XFree(full_name);
} else {
ERR_PRINT("Index " + itos(p_index) + "is out of bounds (" + itos(_group_count) + ").");
}
XkbFreeKeyboard(kbd, 0, true);
}
return ret;
}
void OS_X11::update_real_mouse_position() {
Window root_return, child_return;
int root_x, root_y, win_x, win_y;

5
platform/x11/os_x11.h
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@ -329,6 +329,11 @@ public:
virtual Error move_to_trash(const String &p_path);
virtual LatinKeyboardVariant get_latin_keyboard_variant() const;
virtual int keyboard_get_layout_count() const;
virtual int keyboard_get_current_layout() const;
virtual void keyboard_set_current_layout(int p_index);
virtual String keyboard_get_layout_language(int p_index) const;
virtual String keyboard_get_layout_name(int p_index) const;
void update_real_mouse_position();
OS_X11();