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#include "stdafx.h"
unsigned message_pump_thread_id = 0;
int num_popups = 0;
HANDLE hMPEvent;
#define MUM_FINDWINDOW (WM_USER + 0x050)
#define MAX_POPUPS 100
unsigned __stdcall MessagePumpThread(void* param)
{
if (param)
SetEvent((HANDLE)param);
MSG hwndMsg = {};
while (GetMessage(&hwndMsg, nullptr, 0, 0) > 0 && !bShutdown) {
if (hwndMsg.hwnd != nullptr && IsDialogMessage(hwndMsg.hwnd, &hwndMsg)) /* Wine fix. */
continue;
switch(hwndMsg.message) {
case MUM_CREATEPOPUP:
{
bool enabled = true;
int status = CallService(MS_CLIST_GETSTATUSMODE, 0, 0);
if (status >= ID_STATUS_OFFLINE && status <= ID_STATUS_OUTTOLUNCH && options.disable_status[status - ID_STATUS_OFFLINE])
enabled = false;
if ((options.disable_full_screen && IsFullScreen()) || IsWorkstationLocked())
enabled = false;
PopupData *pd = (PopupData*)hwndMsg.lParam;
if (enabled && num_popups < MAX_POPUPS) {
HWND hwnd = CreateWindowEx(WS_EX_TOOLWINDOW | WS_EX_TOPMOST, POP_WIN_CLASS, L"Popup", WS_POPUP, 0, 0, 0, 0, nullptr, nullptr, hInst, (LPVOID)hwndMsg.lParam);
num_popups++;
if (hwndMsg.wParam) // set notifyer handle
SendMessage(hwnd, PUM_SETNOTIFYH, hwndMsg.wParam, 0);
}
else if (pd) {
mir_free(pd->pwzTitle);
mir_free(pd->pwzText);
mir_free(pd);
}
}
break;
case MUM_DELETEPOPUP:
{
HWND hwnd = (HWND)hwndMsg.lParam;
if (IsWindow(hwnd)) {
DestroyWindow(hwnd);
num_popups--;
}
}
break;
case MUM_NMUPDATE:
BroadcastMessage(PUM_UPDATENOTIFY, hwndMsg.wParam, 0);
break;
case MUM_NMREMOVE:
BroadcastMessage(PUM_KILLNOTIFY, hwndMsg.wParam, 0);
break;
case MUM_NMAVATAR:
RepositionWindows();
break;
default:
TranslateMessage(&hwndMsg);
DispatchMessage(&hwndMsg);
break;
}
}
DeinitWindowStack();
num_popups = 0;
return 0;
}
void PostMPMessage(UINT msg, WPARAM wParam, LPARAM lParam)
{
PostThreadMessage(message_pump_thread_id, msg, wParam, lParam);
}
// given a popup data pointer, and a handle to an event, this function
// will post a message to the message queue which will set the hwnd value
// and then set the event...so create an event, call this function and then wait on the event
// when the event is signalled, the hwnd will be valid
void InitMessagePump()
{
WNDCLASS popup_win_class = { 0 };
popup_win_class.lpfnWndProc = PopupWindowProc;
popup_win_class.hInstance = hInst;
popup_win_class.lpszClassName = POP_WIN_CLASS;
popup_win_class.hCursor = LoadCursor(nullptr, IDC_ARROW);
RegisterClass(&popup_win_class);
InitServices();
hMPEvent = CreateEvent(nullptr, TRUE, 0, nullptr);
CloseHandle(mir_forkthreadex(MessagePumpThread, hMPEvent, &message_pump_thread_id));
WaitForSingleObject(hMPEvent, INFINITE);
CloseHandle(hMPEvent);
}
void DeinitMessagePump()
{
PostMPMessage(WM_QUIT, 0, 0);
}
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