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obs-studio/libobs/obs-cocoa.m

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/******************************************************************************
Copyright (C) 2013 by Ruwen Hahn <palana@stunned.de>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
#include "util/platform.h"
#include "util/dstr.h"
#include "obs.h"
#include "obs-internal.h"
#include <unistd.h>
#include <sys/types.h>
#include <sys/sysctl.h>
#include <Carbon/Carbon.h>
#include <IOKit/hid/IOHIDDevice.h>
#include <IOKit/hid/IOHIDManager.h>
#import <AppKit/AppKit.h>
bool is_in_bundle()
{
NSRunningApplication *app = [NSRunningApplication currentApplication];
return [app bundleIdentifier] != nil;
}
const char *get_module_extension(void)
{
return "";
}
void add_default_module_paths(void)
{
struct dstr plugin_path;
dstr_init_move_array(&plugin_path, os_get_executable_path_ptr(""));
dstr_cat(&plugin_path, "../PlugIns");
char *abs_plugin_path = os_get_abs_path_ptr(plugin_path.array);
if (abs_plugin_path != NULL) {
dstr_move_array(&plugin_path, abs_plugin_path);
struct dstr plugin_data;
dstr_init_copy_dstr(&plugin_data, &plugin_path);
dstr_cat(&plugin_path, "/%module%.plugin/Contents/MacOS/");
dstr_cat(&plugin_data, "/%module%.plugin/Contents/Resources/");
obs_add_module_path(plugin_path.array, plugin_data.array);
dstr_free(&plugin_data);
}
dstr_free(&plugin_path);
}
char *find_libobs_data_file(const char *file)
{
struct dstr path;
if (is_in_bundle()) {
NSBundle *frameworkBundle = [NSBundle
bundleWithIdentifier:@"com.obsproject.libobs"];
NSURL *bundleURL = [frameworkBundle bundleURL];
NSURL *libobsDataURL =
[bundleURL URLByAppendingPathComponent:@"Resources/"];
const char *libobsDataPath = [[libobsDataURL path]
cStringUsingEncoding:NSUTF8StringEncoding];
dstr_init_copy(&path, libobsDataPath);
dstr_cat(&path, "/");
} else {
dstr_init_copy(&path, OBS_INSTALL_DATA_PATH "/libobs/");
}
dstr_cat(&path, file);
return path.array;
}
static void log_processor_name(void)
{
char *name = NULL;
size_t size;
int ret;
ret = sysctlbyname("machdep.cpu.brand_string", NULL, &size, NULL, 0);
if (ret != 0)
return;
name = malloc(size);
ret = sysctlbyname("machdep.cpu.brand_string", name, &size, NULL, 0);
if (ret == 0)
blog(LOG_INFO, "CPU Name: %s", name);
free(name);
}
static void log_processor_speed(void)
{
size_t size;
long long freq;
int ret;
size = sizeof(freq);
ret = sysctlbyname("hw.cpufrequency", &freq, &size, NULL, 0);
if (ret == 0)
blog(LOG_INFO, "CPU Speed: %lldMHz", freq / 1000000);
}
static void log_processor_cores(void)
{
blog(LOG_INFO, "Physical Cores: %d, Logical Cores: %d",
os_get_physical_cores(), os_get_logical_cores());
}
static void log_available_memory(void)
{
size_t size;
long long memory_available;
int ret;
size = sizeof(memory_available);
ret = sysctlbyname("hw.memsize", &memory_available, &size, NULL, 0);
if (ret == 0)
blog(LOG_INFO, "Physical Memory: %lldMB Total",
memory_available / 1024 / 1024);
}
static void log_os(void)
{
NSProcessInfo *pi = [NSProcessInfo processInfo];
blog(LOG_INFO, "OS Name: macOS");
blog(LOG_INFO, "OS Version: %s",
[[pi operatingSystemVersionString] UTF8String]);
}
static void log_kernel_version(void)
{
char kernel_version[1024];
size_t size = sizeof(kernel_version);
int ret;
ret = sysctlbyname("kern.osrelease", kernel_version, &size, NULL, 0);
if (ret == 0)
blog(LOG_INFO, "Kernel Version: %s", kernel_version);
}
void log_system_info(void)
{
log_processor_name();
log_processor_speed();
log_processor_cores();
log_available_memory();
log_os();
log_kernel_version();
}
static bool dstr_from_cfstring(struct dstr *str, CFStringRef ref)
{
CFIndex length = CFStringGetLength(ref);
CFIndex max_size = CFStringGetMaximumSizeForEncoding(
length, kCFStringEncodingUTF8);
dstr_reserve(str, max_size);
if (!CFStringGetCString(ref, str->array, max_size,
kCFStringEncodingUTF8))
return false;
str->len = strlen(str->array);
return true;
}
struct obs_hotkeys_platform {
volatile long refs;
CFTypeRef monitor;
bool is_key_down[OBS_KEY_LAST_VALUE];
TISInputSourceRef tis;
CFDataRef layout_data;
UCKeyboardLayout *layout;
};
static void hotkeys_retain(struct obs_hotkeys_platform *plat)
{
os_atomic_inc_long(&plat->refs);
}
static inline void free_hotkeys_platform(obs_hotkeys_platform_t *plat);
static void hotkeys_release(struct obs_hotkeys_platform *plat)
{
if (os_atomic_dec_long(&plat->refs) == -1)
free_hotkeys_platform(plat);
}
#define INVALID_KEY 0xff
#pragma GCC diagnostic ignored "-Winitializer-overrides"
static const int virtual_keys[] = {
[0 ... OBS_KEY_LAST_VALUE] = INVALID_KEY,
[OBS_KEY_A] = kVK_ANSI_A,
[OBS_KEY_B] = kVK_ANSI_B,
[OBS_KEY_C] = kVK_ANSI_C,
[OBS_KEY_D] = kVK_ANSI_D,
[OBS_KEY_E] = kVK_ANSI_E,
[OBS_KEY_F] = kVK_ANSI_F,
[OBS_KEY_G] = kVK_ANSI_G,
[OBS_KEY_H] = kVK_ANSI_H,
[OBS_KEY_I] = kVK_ANSI_I,
[OBS_KEY_J] = kVK_ANSI_J,
[OBS_KEY_K] = kVK_ANSI_K,
[OBS_KEY_L] = kVK_ANSI_L,
[OBS_KEY_M] = kVK_ANSI_M,
[OBS_KEY_N] = kVK_ANSI_N,
[OBS_KEY_O] = kVK_ANSI_O,
[OBS_KEY_P] = kVK_ANSI_P,
[OBS_KEY_Q] = kVK_ANSI_Q,
[OBS_KEY_R] = kVK_ANSI_R,
[OBS_KEY_S] = kVK_ANSI_S,
[OBS_KEY_T] = kVK_ANSI_T,
[OBS_KEY_U] = kVK_ANSI_U,
[OBS_KEY_V] = kVK_ANSI_V,
[OBS_KEY_W] = kVK_ANSI_W,
[OBS_KEY_X] = kVK_ANSI_X,
[OBS_KEY_Y] = kVK_ANSI_Y,
[OBS_KEY_Z] = kVK_ANSI_Z,
[OBS_KEY_1] = kVK_ANSI_1,
[OBS_KEY_2] = kVK_ANSI_2,
[OBS_KEY_3] = kVK_ANSI_3,
[OBS_KEY_4] = kVK_ANSI_4,
[OBS_KEY_5] = kVK_ANSI_5,
[OBS_KEY_6] = kVK_ANSI_6,
[OBS_KEY_7] = kVK_ANSI_7,
[OBS_KEY_8] = kVK_ANSI_8,
[OBS_KEY_9] = kVK_ANSI_9,
[OBS_KEY_0] = kVK_ANSI_0,
[OBS_KEY_RETURN] = kVK_Return,
[OBS_KEY_ESCAPE] = kVK_Escape,
[OBS_KEY_BACKSPACE] = kVK_Delete,
[OBS_KEY_TAB] = kVK_Tab,
[OBS_KEY_SPACE] = kVK_Space,
[OBS_KEY_MINUS] = kVK_ANSI_Minus,
[OBS_KEY_EQUAL] = kVK_ANSI_Equal,
[OBS_KEY_BRACKETLEFT] = kVK_ANSI_LeftBracket,
[OBS_KEY_BRACKETRIGHT] = kVK_ANSI_RightBracket,
[OBS_KEY_BACKSLASH] = kVK_ANSI_Backslash,
[OBS_KEY_SEMICOLON] = kVK_ANSI_Semicolon,
[OBS_KEY_QUOTE] = kVK_ANSI_Quote,
[OBS_KEY_DEAD_GRAVE] = kVK_ANSI_Grave,
[OBS_KEY_COMMA] = kVK_ANSI_Comma,
[OBS_KEY_PERIOD] = kVK_ANSI_Period,
[OBS_KEY_SLASH] = kVK_ANSI_Slash,
[OBS_KEY_CAPSLOCK] = kVK_CapsLock,
[OBS_KEY_SECTION] = kVK_ISO_Section,
[OBS_KEY_F1] = kVK_F1,
[OBS_KEY_F2] = kVK_F2,
[OBS_KEY_F3] = kVK_F3,
[OBS_KEY_F4] = kVK_F4,
[OBS_KEY_F5] = kVK_F5,
[OBS_KEY_F6] = kVK_F6,
[OBS_KEY_F7] = kVK_F7,
[OBS_KEY_F8] = kVK_F8,
[OBS_KEY_F9] = kVK_F9,
[OBS_KEY_F10] = kVK_F10,
[OBS_KEY_F11] = kVK_F11,
[OBS_KEY_F12] = kVK_F12,
[OBS_KEY_HELP] = kVK_Help,
[OBS_KEY_HOME] = kVK_Home,
[OBS_KEY_PAGEUP] = kVK_PageUp,
[OBS_KEY_DELETE] = kVK_ForwardDelete,
[OBS_KEY_END] = kVK_End,
[OBS_KEY_PAGEDOWN] = kVK_PageDown,
[OBS_KEY_RIGHT] = kVK_RightArrow,
[OBS_KEY_LEFT] = kVK_LeftArrow,
[OBS_KEY_DOWN] = kVK_DownArrow,
[OBS_KEY_UP] = kVK_UpArrow,
[OBS_KEY_CLEAR] = kVK_ANSI_KeypadClear,
[OBS_KEY_NUMSLASH] = kVK_ANSI_KeypadDivide,
[OBS_KEY_NUMASTERISK] = kVK_ANSI_KeypadMultiply,
[OBS_KEY_NUMMINUS] = kVK_ANSI_KeypadMinus,
[OBS_KEY_NUMPLUS] = kVK_ANSI_KeypadPlus,
[OBS_KEY_ENTER] = kVK_ANSI_KeypadEnter,
[OBS_KEY_NUM1] = kVK_ANSI_Keypad1,
[OBS_KEY_NUM2] = kVK_ANSI_Keypad2,
[OBS_KEY_NUM3] = kVK_ANSI_Keypad3,
[OBS_KEY_NUM4] = kVK_ANSI_Keypad4,
[OBS_KEY_NUM5] = kVK_ANSI_Keypad5,
[OBS_KEY_NUM6] = kVK_ANSI_Keypad6,
[OBS_KEY_NUM7] = kVK_ANSI_Keypad7,
[OBS_KEY_NUM8] = kVK_ANSI_Keypad8,
[OBS_KEY_NUM9] = kVK_ANSI_Keypad9,
[OBS_KEY_NUM0] = kVK_ANSI_Keypad0,
[OBS_KEY_NUMPERIOD] = kVK_ANSI_KeypadDecimal,
[OBS_KEY_NUMEQUAL] = kVK_ANSI_KeypadEquals,
[OBS_KEY_F13] = kVK_F13,
[OBS_KEY_F14] = kVK_F14,
[OBS_KEY_F15] = kVK_F15,
[OBS_KEY_F16] = kVK_F16,
[OBS_KEY_F17] = kVK_F17,
[OBS_KEY_F18] = kVK_F18,
[OBS_KEY_F19] = kVK_F19,
[OBS_KEY_F20] = kVK_F20,
[OBS_KEY_CONTROL] = kVK_Control,
[OBS_KEY_SHIFT] = kVK_Shift,
[OBS_KEY_ALT] = kVK_Option,
[OBS_KEY_META] = kVK_Command,
[OBS_KEY_CONTROL] = kVK_RightControl,
};
int obs_key_to_virtual_key(obs_key_t code)
{
return virtual_keys[code];
}
obs_key_t obs_key_from_virtual_key(int code)
{
if (code == kVK_RightShift)
return OBS_KEY_SHIFT;
if (code == kVK_RightOption)
return OBS_KEY_ALT;
if (code == kVK_RightCommand)
return OBS_KEY_META;
if (code == kVK_RightControl)
return OBS_KEY_META;
for (size_t i = 0; i < OBS_KEY_LAST_VALUE; i++) {
if (virtual_keys[i] == code) {
return i;
}
}
return OBS_KEY_NONE;
}
static bool localized_key_to_str(obs_key_t key, struct dstr *str)
{
#define MAP_KEY(k, s) \
case k: \
dstr_copy(str, obs_get_hotkey_translation(k, s)); \
return true
#define MAP_BUTTON(i) \
case OBS_KEY_MOUSE##i: \
dstr_copy(str, obs_get_hotkey_translation(key, "Mouse " #i)); \
return true
switch (key) {
MAP_KEY(OBS_KEY_SPACE, "Space");
MAP_KEY(OBS_KEY_NUMEQUAL, "= (Keypad)");
MAP_KEY(OBS_KEY_NUMASTERISK, "* (Keypad)");
MAP_KEY(OBS_KEY_NUMPLUS, "+ (Keypad)");
MAP_KEY(OBS_KEY_NUMMINUS, "- (Keypad)");
MAP_KEY(OBS_KEY_NUMPERIOD, ". (Keypad)");
MAP_KEY(OBS_KEY_NUMSLASH, "/ (Keypad)");
MAP_KEY(OBS_KEY_NUM0, "0 (Keypad)");
MAP_KEY(OBS_KEY_NUM1, "1 (Keypad)");
MAP_KEY(OBS_KEY_NUM2, "2 (Keypad)");
MAP_KEY(OBS_KEY_NUM3, "3 (Keypad)");
MAP_KEY(OBS_KEY_NUM4, "4 (Keypad)");
MAP_KEY(OBS_KEY_NUM5, "5 (Keypad)");
MAP_KEY(OBS_KEY_NUM6, "6 (Keypad)");
MAP_KEY(OBS_KEY_NUM7, "7 (Keypad)");
MAP_KEY(OBS_KEY_NUM8, "8 (Keypad)");
MAP_KEY(OBS_KEY_NUM9, "9 (Keypad)");
MAP_BUTTON(1);
MAP_BUTTON(2);
MAP_BUTTON(3);
MAP_BUTTON(4);
MAP_BUTTON(5);
MAP_BUTTON(6);
MAP_BUTTON(7);
MAP_BUTTON(8);
MAP_BUTTON(9);
MAP_BUTTON(10);
MAP_BUTTON(11);
MAP_BUTTON(12);
MAP_BUTTON(13);
MAP_BUTTON(14);
MAP_BUTTON(15);
MAP_BUTTON(16);
MAP_BUTTON(17);
MAP_BUTTON(18);
MAP_BUTTON(19);
MAP_BUTTON(20);
MAP_BUTTON(21);
MAP_BUTTON(22);
MAP_BUTTON(23);
MAP_BUTTON(24);
MAP_BUTTON(25);
MAP_BUTTON(26);
MAP_BUTTON(27);
MAP_BUTTON(28);
MAP_BUTTON(29);
default:
break;
}
#undef MAP_BUTTON
#undef MAP_KEY
return false;
}
static bool code_to_str(int code, struct dstr *str)
{
#define MAP_GLYPH(c, g) \
case c: \
dstr_from_wcs(str, (wchar_t[]){g, 0}); \
return true
#define MAP_STR(c, s) \
case c: \
dstr_copy(str, s); \
return true
switch (code) {
MAP_GLYPH(kVK_Return, 0x21A9);
MAP_GLYPH(kVK_Escape, 0x238B);
MAP_GLYPH(kVK_Delete, 0x232B);
MAP_GLYPH(kVK_Tab, 0x21e5);
MAP_GLYPH(kVK_CapsLock, 0x21EA);
MAP_GLYPH(kVK_ANSI_KeypadClear, 0x2327);
MAP_GLYPH(kVK_ANSI_KeypadEnter, 0x2305);
MAP_GLYPH(kVK_Help, 0x003F);
MAP_GLYPH(kVK_Home, 0x2196);
MAP_GLYPH(kVK_PageUp, 0x21de);
MAP_GLYPH(kVK_ForwardDelete, 0x2326);
MAP_GLYPH(kVK_End, 0x2198);
MAP_GLYPH(kVK_PageDown, 0x21df);
MAP_GLYPH(kVK_RightArrow, 0x2192);
MAP_GLYPH(kVK_LeftArrow, 0x2190);
MAP_GLYPH(kVK_DownArrow, 0x2193);
MAP_GLYPH(kVK_UpArrow, 0x2191);
MAP_STR(kVK_F1, "F1");
MAP_STR(kVK_F2, "F2");
MAP_STR(kVK_F3, "F3");
MAP_STR(kVK_F4, "F4");
MAP_STR(kVK_F5, "F5");
MAP_STR(kVK_F6, "F6");
MAP_STR(kVK_F7, "F7");
MAP_STR(kVK_F8, "F8");
MAP_STR(kVK_F9, "F9");
MAP_STR(kVK_F10, "F10");
MAP_STR(kVK_F11, "F11");
MAP_STR(kVK_F12, "F12");
MAP_STR(kVK_F13, "F13");
MAP_STR(kVK_F14, "F14");
MAP_STR(kVK_F15, "F15");
MAP_STR(kVK_F16, "F16");
MAP_STR(kVK_F17, "F17");
MAP_STR(kVK_F18, "F18");
MAP_STR(kVK_F19, "F19");
MAP_STR(kVK_F20, "F20");
MAP_GLYPH(kVK_Control, kControlUnicode);
MAP_GLYPH(kVK_Shift, kShiftUnicode);
MAP_GLYPH(kVK_Option, kOptionUnicode);
MAP_GLYPH(kVK_Command, kCommandUnicode);
MAP_GLYPH(kVK_RightControl, kControlUnicode);
MAP_GLYPH(kVK_RightShift, kShiftUnicode);
MAP_GLYPH(kVK_RightOption, kOptionUnicode);
}
#undef MAP_STR
#undef MAP_GLYPH
return false;
}
void obs_key_to_str(obs_key_t key, struct dstr *str)
{
if (localized_key_to_str(key, str))
return;
int code = obs_key_to_virtual_key(key);
if (code_to_str(code, str))
return;
if (code == INVALID_KEY) {
blog(LOG_ERROR,
"hotkey-cocoa: Got invalid key while "
"translating key '%d' (%s)",
key, obs_key_to_name(key));
goto err;
}
struct obs_hotkeys_platform *plat = NULL;
if (obs) {
pthread_mutex_lock(&obs->hotkeys.mutex);
plat = obs->hotkeys.platform_context;
hotkeys_retain(plat);
pthread_mutex_unlock(&obs->hotkeys.mutex);
}
if (!plat) {
blog(LOG_ERROR,
"hotkey-cocoa: Could not get hotkey platform "
"while translating key '%d' (%s)",
key, obs_key_to_name(key));
goto err;
}
const UniCharCount max_length = 16;
UInt32 dead_key_state = 0;
UniChar buffer[max_length];
UniCharCount len = 0;
OSStatus err =
UCKeyTranslate(plat->layout, code, kUCKeyActionDown,
0x104, //caps lock for upper case letters
LMGetKbdType(), kUCKeyTranslateNoDeadKeysBit,
&dead_key_state, max_length, &len, buffer);
if (err == noErr && len <= 0 && dead_key_state) {
err = UCKeyTranslate(plat->layout, kVK_Space, kUCKeyActionDown,
0x104, LMGetKbdType(),
kUCKeyTranslateNoDeadKeysBit,
&dead_key_state, max_length, &len, buffer);
}
hotkeys_release(plat);
if (err != noErr) {
blog(LOG_ERROR,
"hotkey-cocoa: Error while translating key '%d'"
" (0x%x, %s) to string: %d",
key, code, obs_key_to_name(key), err);
goto err;
}
if (len == 0) {
blog(LOG_ERROR,
"hotkey-cocoa: Got 0 length string while "
"translating '%d' (0x%x, %s) to string",
key, code, obs_key_to_name(key));
goto err;
}
CFStringRef string = CFStringCreateWithCharactersNoCopy(
NULL, buffer, len, kCFAllocatorNull);
if (!string) {
blog(LOG_ERROR,
"hotkey-cocoa: Could not create CFStringRef "
"while translating '%d' (0x%x, %s) to string",
key, code, obs_key_to_name(key));
goto err;
}
if (!dstr_from_cfstring(str, string)) {
blog(LOG_ERROR,
"hotkey-cocoa: Could not translate CFStringRef "
"to CString while translating '%d' (0x%x, %s)",
key, code, obs_key_to_name(key));
goto release;
}
CFRelease(string);
return;
release:
CFRelease(string);
err:
dstr_copy(str, obs_key_to_name(key));
}
#define OBS_COCOA_MODIFIER_SIZE 7
static void unichar_to_utf8(const UniChar *c, char *buff)
{
CFStringRef string = CFStringCreateWithCharactersNoCopy(
NULL, c, 2, kCFAllocatorNull);
if (!string) {
blog(LOG_ERROR, "hotkey-cocoa: Could not create CFStringRef "
"while populating modifier strings");
return;
}
if (!CFStringGetCString(string, buff, OBS_COCOA_MODIFIER_SIZE,
kCFStringEncodingUTF8))
blog(LOG_ERROR,
"hotkey-cocoa: Error while populating "
" modifier string with glyph %d (0x%x)",
c[0], c[0]);
CFRelease(string);
}
static char ctrl_str[OBS_COCOA_MODIFIER_SIZE];
static char opt_str[OBS_COCOA_MODIFIER_SIZE];
static char shift_str[OBS_COCOA_MODIFIER_SIZE];
static char cmd_str[OBS_COCOA_MODIFIER_SIZE];
static void init_utf_8_strings(void)
{
const UniChar ctrl_uni[] = {kControlUnicode, 0};
const UniChar opt_uni[] = {kOptionUnicode, 0};
const UniChar shift_uni[] = {kShiftUnicode, 0};
const UniChar cmd_uni[] = {kCommandUnicode, 0};
unichar_to_utf8(ctrl_uni, ctrl_str);
unichar_to_utf8(opt_uni, opt_str);
unichar_to_utf8(shift_uni, shift_str);
unichar_to_utf8(cmd_uni, cmd_str);
}
static pthread_once_t strings_token = PTHREAD_ONCE_INIT;
void obs_key_combination_to_str(obs_key_combination_t key, struct dstr *str)
{
struct dstr key_str = {0};
if (key.key != OBS_KEY_NONE)
obs_key_to_str(key.key, &key_str);
int res = pthread_once(&strings_token, init_utf_8_strings);
if (res) {
blog(LOG_ERROR,
"hotkeys-cocoa: Error while translating "
"modifiers %d (0x%x)",
res, res);
dstr_move(str, &key_str);
return;
}
#define CHECK_MODIFIER(mod, str) ((key.modifiers & mod) ? str : "")
dstr_printf(str, "%s%s%s%s%s",
CHECK_MODIFIER(INTERACT_CONTROL_KEY, ctrl_str),
CHECK_MODIFIER(INTERACT_ALT_KEY, opt_str),
CHECK_MODIFIER(INTERACT_SHIFT_KEY, shift_str),
CHECK_MODIFIER(INTERACT_COMMAND_KEY, cmd_str),
key_str.len ? key_str.array : "");
#undef CHECK_MODIFIER
dstr_free(&key_str);
}
static bool log_layout_name(TISInputSourceRef tis)
{
struct dstr layout_name = {0};
CFStringRef sid = (CFStringRef)TISGetInputSourceProperty(
tis, kTISPropertyInputSourceID);
if (!sid) {
blog(LOG_ERROR, "hotkeys-cocoa: Failed getting InputSourceID");
return false;
}
if (!dstr_from_cfstring(&layout_name, sid)) {
blog(LOG_ERROR, "hotkeys-cocoa: Could not convert InputSourceID"
" to CString");
goto fail;
}
blog(LOG_INFO, "hotkeys-cocoa: Using layout '%s'", layout_name.array);
dstr_free(&layout_name);
return true;
fail:
dstr_free(&layout_name);
return false;
}
static void handle_monitor_event(obs_hotkeys_platform_t *plat, NSEvent *event)
{
if (event.type == NSEventTypeFlagsChanged) {
NSEventModifierFlags flags = event.modifierFlags;
plat->is_key_down[OBS_KEY_CAPSLOCK] =
!!(flags & NSEventModifierFlagCapsLock);
plat->is_key_down[OBS_KEY_SHIFT] =
!!(flags & NSEventModifierFlagShift);
plat->is_key_down[OBS_KEY_ALT] =
!!(flags & NSEventModifierFlagOption);
plat->is_key_down[OBS_KEY_META] =
!!(flags & NSEventModifierFlagCommand);
plat->is_key_down[OBS_KEY_CONTROL] =
!!(flags & NSEventModifierFlagControl);
} else if (event.type == NSEventTypeKeyDown ||
event.type == NSEventTypeKeyUp) {
plat->is_key_down[obs_key_from_virtual_key(event.keyCode)] =
(event.type == NSEventTypeKeyDown);
}
}
static bool init_hotkeys_platform(obs_hotkeys_platform_t **plat_)
{
if (!plat_)
return false;
*plat_ = bzalloc(sizeof(obs_hotkeys_platform_t));
obs_hotkeys_platform_t *plat = *plat_;
if (!plat) {
*plat_ = NULL;
return false;
}
void (^handler)(NSEvent *) = ^(NSEvent *event) {
handle_monitor_event(plat, event);
};
plat->monitor = (__bridge CFTypeRef)[NSEvent
addGlobalMonitorForEventsMatchingMask:NSEventMaskKeyDown |
NSEventMaskKeyUp |
NSEventMaskFlagsChanged
handler:handler];
plat->tis = TISCopyCurrentKeyboardLayoutInputSource();
plat->layout_data = (CFDataRef)TISGetInputSourceProperty(
plat->tis, kTISPropertyUnicodeKeyLayoutData);
if (!plat->layout_data) {
blog(LOG_ERROR, "hotkeys-cocoa: Failed getting LayoutData");
goto fail;
}
CFRetain(plat->layout_data);
plat->layout = (UCKeyboardLayout *)CFDataGetBytePtr(plat->layout_data);
return true;
fail:
hotkeys_release(plat);
*plat_ = NULL;
return false;
}
static inline void free_hotkeys_platform(obs_hotkeys_platform_t *plat)
{
if (!plat)
return;
if (plat->monitor) {
CFRelease(plat->monitor);
plat->monitor = NULL;
}
if (plat->tis) {
CFRelease(plat->tis);
plat->tis = NULL;
}
if (plat->layout_data) {
CFRelease(plat->layout_data);
plat->layout_data = NULL;
}
bfree(plat);
}
static void input_method_changed(CFNotificationCenterRef nc, void *observer,
CFStringRef name, const void *object,
CFDictionaryRef user_info)
{
UNUSED_PARAMETER(nc);
UNUSED_PARAMETER(name);
UNUSED_PARAMETER(object);
UNUSED_PARAMETER(user_info);
struct obs_core_hotkeys *hotkeys = observer;
obs_hotkeys_platform_t *new_plat;
if (init_hotkeys_platform(&new_plat)) {
obs_hotkeys_platform_t *plat;
pthread_mutex_lock(&hotkeys->mutex);
plat = hotkeys->platform_context;
if (new_plat && plat &&
new_plat->layout_data == plat->layout_data) {
pthread_mutex_unlock(&hotkeys->mutex);
hotkeys_release(new_plat);
return;
}
hotkeys->platform_context = new_plat;
if (new_plat)
log_layout_name(new_plat->tis);
pthread_mutex_unlock(&hotkeys->mutex);
calldata_t params = {0};
signal_handler_signal(hotkeys->signals, "hotkey_layout_change",
&params);
if (plat)
hotkeys_release(plat);
}
}
bool obs_hotkeys_platform_init(struct obs_core_hotkeys *hotkeys)
{
CFNotificationCenterAddObserver(
CFNotificationCenterGetDistributedCenter(), hotkeys,
input_method_changed,
kTISNotifySelectedKeyboardInputSourceChanged, NULL,
CFNotificationSuspensionBehaviorDeliverImmediately);
input_method_changed(NULL, hotkeys, NULL, NULL, NULL);
return hotkeys->platform_context != NULL;
}
void obs_hotkeys_platform_free(struct obs_core_hotkeys *hotkeys)
{
CFNotificationCenterRemoveEveryObserver(
CFNotificationCenterGetDistributedCenter(), hotkeys);
hotkeys_release(hotkeys->platform_context);
}
typedef unsigned long NSUInteger;
static bool mouse_button_pressed(obs_key_t key, bool *pressed)
{
int button = 0;
switch (key) {
#define MAP_BUTTON(n) \
case OBS_KEY_MOUSE##n: \
button = n - 1; \
break
MAP_BUTTON(1);
MAP_BUTTON(2);
MAP_BUTTON(3);
MAP_BUTTON(4);
MAP_BUTTON(5);
MAP_BUTTON(6);
MAP_BUTTON(7);
MAP_BUTTON(8);
MAP_BUTTON(9);
MAP_BUTTON(10);
MAP_BUTTON(11);
MAP_BUTTON(12);
MAP_BUTTON(13);
MAP_BUTTON(14);
MAP_BUTTON(15);
MAP_BUTTON(16);
MAP_BUTTON(17);
MAP_BUTTON(18);
MAP_BUTTON(19);
MAP_BUTTON(20);
MAP_BUTTON(21);
MAP_BUTTON(22);
MAP_BUTTON(23);
MAP_BUTTON(24);
MAP_BUTTON(25);
MAP_BUTTON(26);
MAP_BUTTON(27);
MAP_BUTTON(28);
MAP_BUTTON(29);
break;
#undef MAP_BUTTON
default:
return false;
}
NSUInteger buttons = [NSEvent pressedMouseButtons];
*pressed = (buttons & (1 << button)) != 0;
return true;
}
bool obs_hotkeys_platform_is_pressed(obs_hotkeys_platform_t *plat,
obs_key_t key)
{
bool mouse_pressed = false;
if (mouse_button_pressed(key, &mouse_pressed))
return mouse_pressed;
if (!plat)
return false;
if (key >= OBS_KEY_LAST_VALUE)
return false;
return plat->is_key_down[key];
}
void *obs_graphics_thread_autorelease(void *param)
{
@autoreleasepool {
return obs_graphics_thread(param);
}
}
bool obs_graphics_thread_loop_autorelease(struct obs_graphics_context *context)
{
@autoreleasepool {
return obs_graphics_thread_loop(context);
}
}
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