Files
BackOneUI/tray/tray.h
T
2026-07-06 08:28:58 +07:00

404 lines
13 KiB
C

#ifndef TRAY_H
#define TRAY_H
/* Max time to block in tray_loop() */
#define MAX_WAIT_SECONDS 5
struct tray_menu;
struct tray
{
char *icon;
struct tray_menu *menu;
};
struct tray_menu
{
char *text;
wchar_t *wtext; /* Windows only */
int disabled;
int checked;
void (*cb)(struct tray_menu *);
void *context;
struct tray_menu *submenu;
};
void tray_update(struct tray *tray);
#if defined(TRAY_APPINDICATOR)
#include <gtk/gtk.h>
#if __has_include(<libayatana-appindicator/app-indicator.h>)
#include <libayatana-appindicator/app-indicator.h>
#else
#include <libappindicator/app-indicator.h>
#endif
#define TRAY_APPINDICATOR_ID "tray-id"
static AppIndicator *indicator = NULL;
static int loop_result = 0;
static void _tray_menu_cb(GtkMenuItem *item, gpointer data) {
(void)item;
struct tray_menu *m = (struct tray_menu *)data;
m->cb(m);
}
static GtkMenuShell *_tray_menu(struct tray_menu *m) {
GtkMenuShell *menu = (GtkMenuShell *)gtk_menu_new();
for (; m != NULL && m->text != NULL; m++) {
GtkWidget *item;
if (strcmp(m->text, "-") == 0) {
item = gtk_separator_menu_item_new();
} else {
if (m->submenu != NULL) {
item = gtk_menu_item_new_with_label(m->text);
gtk_menu_item_set_submenu(GTK_MENU_ITEM(item),
GTK_WIDGET(_tray_menu(m->submenu)));
} else {
item = gtk_check_menu_item_new_with_label(m->text);
gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(item), !!m->checked);
}
gtk_widget_set_sensitive(item, !m->disabled);
if (m->cb != NULL) {
g_signal_connect(item, "activate", G_CALLBACK(_tray_menu_cb), m);
}
}
gtk_widget_show(item);
gtk_menu_shell_append(menu, item);
}
return menu;
}
int tray_init(struct tray *tray) {
if (gtk_init_check(0, NULL) == FALSE) {
return -1;
}
indicator = app_indicator_new(TRAY_APPINDICATOR_ID, tray->icon,
APP_INDICATOR_CATEGORY_APPLICATION_STATUS);
app_indicator_set_status(indicator, APP_INDICATOR_STATUS_ACTIVE);
tray_update(tray);
return 0;
}
int tray_loop(int blocking) {
gtk_main_iteration_do(blocking);
return loop_result;
}
void tray_update(struct tray *tray) {
app_indicator_set_icon(indicator, tray->icon);
// GTK is all about reference counting, so previous menu should be destroyed
// here
app_indicator_set_menu(indicator, GTK_MENU(_tray_menu(tray->menu)));
}
void tray_exit() { loop_result = -1; }
#elif defined(TRAY_APPKIT)
#include <objc/objc-runtime.h>
#include <limits.h>
static id app = NULL;
static id statusBar = NULL;
static id statusItem = NULL;
static id statusBarButton = NULL;
static id rootMenu = NULL;
static id kCFRunLoopDefaultMode = NULL;
static id _tray_menu(struct tray_menu *m, id menu) {
if (menu) {
((void(*)(id, SEL))objc_msgSend)(menu, sel_registerName("removeAllItems"));
} else {
menu = ((id(*)(id, SEL))objc_msgSend)((id)objc_getClass("NSMenu"), sel_registerName("new"));
menu = ((id(*)(id, SEL))objc_msgSend)(menu, sel_registerName("autorelease"));
((void(*)(id, SEL, bool))objc_msgSend)(menu, sel_registerName("setAutoenablesItems:"), false);
}
for (; m != NULL && m->text != NULL; m++) {
if (strcmp(m->text, "-") == 0) {
id menuItem = ((id(*)(id, SEL))objc_msgSend)((id)objc_getClass("NSMenuItem"), sel_registerName("separatorItem"));
menuItem = ((id(*)(id, SEL))objc_msgSend)(menuItem, sel_registerName("autorelease"));
((void(*)(id, SEL, id))objc_msgSend)(menu, sel_registerName("addItem:"), menuItem);
} else {
id menuItem = ((id(*)(id, SEL))objc_msgSend)((id)objc_getClass("NSMenuItem"), sel_registerName("alloc"));
((void(*)(id, SEL))objc_msgSend)(menuItem, sel_registerName("autorelease"));
((void(*)(id, SEL, id, SEL, id))objc_msgSend)(
menuItem,
sel_registerName("initWithTitle:action:keyEquivalent:"),
((id(*)(id, SEL, char *))objc_msgSend)((id)objc_getClass("NSString"), sel_registerName("stringWithUTF8String:"), m->text),
sel_registerName("menuCallback:"),
((id(*)(id, SEL, char *))objc_msgSend)((id)objc_getClass("NSString"), sel_registerName("stringWithUTF8String:"), ""));
((void(*)(id, SEL, bool))objc_msgSend)(menuItem, sel_registerName("setEnabled:"), (m->disabled ? false : true));
((void(*)(id, SEL, int))objc_msgSend)(menuItem, sel_registerName("setState:"), (m->checked ? 1 : 0));
((void(*)(id, SEL, id))objc_msgSend)(menuItem, sel_registerName("setRepresentedObject:"),
((id(*)(id, SEL, struct tray_menu*))objc_msgSend)((id)objc_getClass("NSValue"), sel_registerName("valueWithPointer:"), m));
((void(*)(id, SEL, id))objc_msgSend)(menu, sel_registerName("addItem:"), menuItem);
if (m->submenu != NULL) {
((void(*)(id, SEL, id, id))objc_msgSend)(menu, sel_registerName("setSubmenu:forItem:"), _tray_menu(m->submenu, NULL), menuItem);
}
}
}
return menu;
}
static void menu_callback(id self, SEL cmd, id sender) {
id asdf = ((id(*)(id, SEL))objc_msgSend)(sender, sel_registerName("representedObject"));
struct tray_menu *m = ((struct tray_menu*(*)(id, SEL))objc_msgSend)(asdf,sel_registerName("pointerValue"));
if (m != NULL && m->cb != NULL) {
m->cb(m);
}
}
int tray_init(struct tray *tray) {
kCFRunLoopDefaultMode = ((id(*)(id, SEL, char*))objc_msgSend)((id)objc_getClass("NSString"), sel_registerName("stringWithUTF8String:"), "kCFRunLoopDefaultMode");
((void(*)(id, SEL))objc_msgSend)((id)objc_getClass("NSApplication"), sel_registerName("sharedApplication"));
Class trayDelegateClass = objc_allocateClassPair(objc_getClass("NSObject"), "Tray", 0);
class_addProtocol(trayDelegateClass, objc_getProtocol("NSApplicationDelegate"));
class_addMethod(trayDelegateClass, sel_registerName("menuCallback:"), (IMP)menu_callback, "v@:@");
objc_registerClassPair(trayDelegateClass);
id trayDelegate = ((id(*)(id, SEL))objc_msgSend)((id)trayDelegateClass, sel_registerName("new"));
app = ((id(*)(id, SEL))objc_msgSend)((id)objc_getClass("NSApplication"), sel_registerName("sharedApplication"));
((void(*)(id, SEL,id))objc_msgSend)(app, sel_registerName("setDelegate:"), trayDelegate);
statusBar = ((id(*)(id, SEL))objc_msgSend)((id)objc_getClass("NSStatusBar"), sel_registerName("systemStatusBar"));
statusItem = ((id(*)(id, SEL, double))objc_msgSend)(statusBar, sel_registerName("statusItemWithLength:"), -1.0);
((void(*)(id, SEL))objc_msgSend)(statusItem, sel_registerName("retain"));
((void(*)(id, SEL, bool))objc_msgSend)(statusItem, sel_registerName("setHighlightMode:"), true);
statusBarButton = ((id(*)(id, SEL))objc_msgSend)(statusItem, sel_registerName("button"));
tray_update(tray);
/*((void(*)(id, SEL, bool))objc_msgSend)(app, sel_registerName("activateIgnoringOtherApps:"), true);*/
return 0;
}
int tray_loop(int blocking) {
id pool = ((id(*)(id, SEL))objc_msgSend)((id)objc_getClass("NSAutoreleasePool"), sel_registerName("new"));
id until;
if (blocking) {
until = ((id(*)(id, SEL, double))objc_msgSend)((id)objc_getClass("NSDate"), sel_registerName("dateWithTimeIntervalSinceNow:"), (double)MAX_WAIT_SECONDS);
} else {
until = ((id(*)(id, SEL))objc_msgSend)((id)objc_getClass("NSDate"), sel_registerName("distantPast"));
}
id event = ((id(*)(id, SEL, unsigned long, id, id, bool))objc_msgSend)(app, sel_registerName("nextEventMatchingMask:untilDate:inMode:dequeue:"), ULONG_MAX, until, kCFRunLoopDefaultMode, true);
if (event) {
((void(*)(id, SEL, id))objc_msgSend)(app, sel_registerName("sendEvent:"), event);
}
((void(*)(id, SEL))objc_msgSend)(pool, sel_registerName("drain"));
return 0;
}
void tray_update(struct tray *tray) {
if (tray->icon) {
((void(*)(id, SEL, id))objc_msgSend)(statusBarButton, sel_registerName("setImage:"), ((id(*)(id, SEL, id))objc_msgSend)((id)objc_getClass("NSImage"), sel_registerName("imageNamed:"), ((id(*)(id, SEL, char *))objc_msgSend)((id)objc_getClass("NSString"), sel_registerName("stringWithUTF8String:"), tray->icon)));
}
id wasMenuSet = rootMenu;
rootMenu = _tray_menu(tray->menu, rootMenu);
if (!wasMenuSet)
((void(*)(id, SEL, id))objc_msgSend)(statusItem, sel_registerName("setMenu:"), rootMenu);
}
void tray_exit() {
((void(*)(id, SEL, id))objc_msgSend)(app, sel_registerName("terminate:"), app);
rootMenu = NULL;
}
#elif defined(TRAY_WINAPI)
#define UNICODE
#define _UNICODE
#include <windows.h>
#include <shellapi.h>
#include <Shobjidl.h>
#define WM_TRAY_CALLBACK_MESSAGE (WM_USER + 1)
#define WC_TRAY_CLASS_NAME L"com.zerotier.zerotier.DesktopUI"
#define ID_TRAY_FIRST 1000
static WNDCLASSEX wc;
static NOTIFYICONDATA nid;
static HWND hwnd;
static HMENU hmenu = NULL;
static UINT_PTR window_timer = 0;
static LRESULT CALLBACK _tray_wnd_proc(HWND hwnd, UINT msg, WPARAM wparam,
LPARAM lparam) {
switch (msg) {
case WM_CLOSE:
DestroyWindow(hwnd);
return 0;
case WM_DESTROY:
PostQuitMessage(0);
return 0;
case WM_TRAY_CALLBACK_MESSAGE:
if (lparam == WM_LBUTTONUP || lparam == WM_RBUTTONUP) {
POINT p;
GetCursorPos(&p);
SetForegroundWindow(hwnd);
WORD cmd = TrackPopupMenu(hmenu, TPM_LEFTALIGN | TPM_RIGHTBUTTON |
TPM_RETURNCMD | TPM_NONOTIFY,
p.x, p.y, 0, hwnd, NULL);
SendMessage(hwnd, WM_COMMAND, cmd, 0);
return 0;
}
break;
case WM_COMMAND:
if (wparam >= ID_TRAY_FIRST) {
MENUITEMINFO item = {
.cbSize = sizeof(MENUITEMINFO), .fMask = MIIM_ID | MIIM_DATA,
};
if (GetMenuItemInfo(hmenu, wparam, FALSE, &item)) {
struct tray_menu *menu = (struct tray_menu *)item.dwItemData;
if (menu != NULL && menu->cb != NULL) {
menu->cb(menu);
}
}
return 0;
}
break;
}
return DefWindowProc(hwnd, msg, wparam, lparam);
}
static HMENU _tray_menu(struct tray_menu *m, UINT *id) {
HMENU hmenu = CreatePopupMenu();
for (; m != NULL && m->wtext != NULL; m++, (*id)++) {
if (!wcscmp(m->wtext, L"-")) {
InsertMenuW(hmenu, *id, MF_SEPARATOR, TRUE, L"");
} else {
MENUITEMINFOW item;
memset(&item, 0, sizeof(item));
item.cbSize = sizeof(MENUITEMINFOW);
item.fMask = MIIM_ID | MIIM_TYPE | MIIM_STATE | MIIM_DATA;
item.fType = 0;
item.fState = 0;
if (m->submenu != NULL) {
item.fMask = item.fMask | MIIM_SUBMENU;
item.hSubMenu = _tray_menu(m->submenu, id);
}
if (m->disabled) {
item.fState |= MFS_DISABLED;
}
if (m->checked) {
item.fState |= MFS_CHECKED;
}
item.wID = *id;
item.dwTypeData = m->wtext;
item.dwItemData = (ULONG_PTR)m;
InsertMenuItemW(hmenu, *id, TRUE, &item);
}
}
return hmenu;
}
SHSTDAPI SetCurrentProcessExplicitAppUserModelID(PCWSTR AppID);
int tray_init(struct tray *tray) {
SetCurrentProcessExplicitAppUserModelID(L"com.zerotier.zerotier.DesktopUI");
memset(&wc, 0, sizeof(wc));
wc.cbSize = sizeof(WNDCLASSEX);
wc.lpfnWndProc = _tray_wnd_proc;
wc.hInstance = GetModuleHandle(NULL);
wc.lpszClassName = WC_TRAY_CLASS_NAME;
if (!RegisterClassEx(&wc)) {
return -1;
}
hwnd = CreateWindowExW(0, WC_TRAY_CLASS_NAME, NULL, 0, 0, 0, 0, 0, 0, 0, 0, 0);
if (hwnd == NULL) {
return -1;
}
UpdateWindow(hwnd);
memset(&nid, 0, sizeof(nid));
nid.cbSize = sizeof(NOTIFYICONDATA);
nid.hWnd = hwnd;
nid.uID = 0;
nid.uFlags = NIF_ICON | NIF_MESSAGE;
nid.uCallbackMessage = WM_TRAY_CALLBACK_MESSAGE;
Shell_NotifyIcon(NIM_ADD, &nid);
tray_update(tray);
window_timer = SetTimer(NULL, 0, (MAX_WAIT_SECONDS * 1000), NULL);
return 0;
}
int tray_loop(int blocking) {
MSG msg;
if (blocking) {
GetMessage(&msg, NULL, 0, 0);
} else {
PeekMessage(&msg, NULL, 0, 0, PM_REMOVE);
}
if (msg.message == WM_QUIT) {
return -1;
}
TranslateMessage(&msg);
DispatchMessage(&msg);
return 0;
}
void tray_update(struct tray *tray) {
HMENU prevmenu = hmenu;
UINT id = ID_TRAY_FIRST;
hmenu = _tray_menu(tray->menu, &id);
SendMessage(hwnd, WM_INITMENUPOPUP, (WPARAM)hmenu, 0);
HICON icon;
ExtractIconExA(tray->icon, 0, NULL, &icon, 1);
if (nid.hIcon) {
DestroyIcon(nid.hIcon);
}
nid.hIcon = icon;
Shell_NotifyIcon(NIM_MODIFY, &nid);
if (prevmenu != NULL) {
DestroyMenu(prevmenu);
}
}
void tray_exit() {
if (window_timer != 0)
KillTimer(NULL, window_timer);
window_timer = 0;
Shell_NotifyIcon(NIM_DELETE, &nid);
if (nid.hIcon != 0) {
DestroyIcon(nid.hIcon);
}
if (hmenu != 0) {
DestroyMenu(hmenu);
}
PostQuitMessage(0);
UnregisterClass(WC_TRAY_CLASS_NAME, GetModuleHandle(NULL));
}
#else
int tray_init(struct tray *tray)
{ return -1; }
int tray_loop(int blocking)
{ return -1; }
void tray_update(struct tray *tray)
{}
void tray_exit();
#endif
#endif /* TRAY_H */