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#include "common.h"
#include "message_pump.h"
#include "popwin.h"
#include "services.h"
#include "options.h"
unsigned message_pump_thread_id = 0;
int num_popups = 0;
HANDLE hMPEvent;
#define MUM_FINDWINDOW (WM_USER + 0x050)
#define MAX_POPUPS 100
// from popups, popup2 implementation, slightly modified
// return true if there is a full-screen application (e.g. game) running
bool is_full_screen() {
int w = GetSystemMetrics(SM_CXSCREEN);
int h = GetSystemMetrics(SM_CYSCREEN);
// use ClientRect instead of WindowRect so that it works normally for maximized applications - thx Nikto
RECT ClientRect;
HWND hWnd;
HWND hWndDesktop = GetDesktopWindow();
HWND hWndShell = GetShellWindow();
// check foregroundwindow
hWnd = GetForegroundWindow();
if(hWnd && hWnd != hWndDesktop && hWnd != hWndShell) {
GetClientRect(hWnd, &ClientRect);
if ((ClientRect.right - ClientRect.left) >= w && (ClientRect.bottom - ClientRect.top) >= h)
return true;
}
// check other top level windows
while ((hWnd = FindWindowEx(NULL, hWnd, NULL, NULL))) {
if(IsWindowVisible(hWnd) == 0 || IsIconic(hWnd) || hWnd == hWndDesktop || hWnd == hWndShell)
continue;
// if(DBGetContactSettingByte(0, MODULE, "ShowForNonTopmostFullscreenWindows", 0) == 1) {
if (!(GetWindowLong(hWnd, GWL_EXSTYLE) & WS_EX_TOPMOST))
continue;
// }
// not sure if this could be done more simply using 'IsZoomed'?
GetClientRect(hWnd, &ClientRect);
if ((ClientRect.right - ClientRect.left) < w || (ClientRect.bottom - ClientRect.top) < h)
continue;
return true;
}
return false;
}
bool is_workstation_locked()
{
bool rc = false;
HDESK hDesk = OpenDesktop((TCHAR*)_T("default"), 0, FALSE, DESKTOP_SWITCHDESKTOP);
if(hDesk != 0) {
HDESK hDeskInput = OpenInputDesktop(0, FALSE, DESKTOP_SWITCHDESKTOP);
if(hDeskInput == 0) {
rc = true;
} else
CloseDesktop(hDeskInput);
CloseDesktop(hDesk);
}
return rc;
}
unsigned __stdcall MessagePumpThread(void* param) {
InitWindowStack();
if(param) SetEvent((HANDLE)param);
MSG hwndMsg = {0};
while(GetMessage(&hwndMsg, 0, 0, 0) > 0 && !Miranda_Terminated()) {
if (!IsDialogMessage(hwndMsg.hwnd, &hwndMsg)) {
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 && is_full_screen()) || is_workstation_locked())
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, _T("Popup"), WS_POPUP, 0, 0, 0, 0, GetDesktopWindow(), 0, hInst, (LPVOID)hwndMsg.lParam);
HWND hwnd = CreateWindowEx(WS_EX_TOOLWINDOW | WS_EX_TOPMOST, POP_WIN_CLASS, _T("Popup"), WS_POPUP, 0, 0, 0, 0, 0, 0, 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:
{
HANDLE hNotify = (HANDLE)hwndMsg.wParam;
BroadcastMessage(PUM_UPDATENOTIFY, (WPARAM)hNotify, 0);
}
break;
case MUM_NMREMOVE:
{
HANDLE hNotify = (HANDLE)hwndMsg.wParam;
BroadcastMessage(PUM_KILLNOTIFY, (WPARAM)hNotify, 0);
}
break;
case MUM_NMAVATAR:
RepositionWindows();
break;
default:
{
TranslateMessage(&hwndMsg);
DispatchMessage(&hwndMsg);
// do this here in case the window has gone
if(hwndMsg.message == PUM_CHANGE || hwndMsg.message == PUM_SETTEXT)
mir_free((void *)hwndMsg.lParam);
}
break;
}
}
}
DeinitWindowStack();
num_popups = 0;
//if(param) SetEvent((HANDLE)param);
DeinitOptions();
DeinitServices();
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 FindWindow(PopupData *pd, HANDLE hEvent, HWND *hwnd);
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(NULL, IDC_ARROW);
RegisterClass(&popup_win_class);
InitServices();
hMPEvent = CreateEvent(0, TRUE, 0, 0);
CloseHandle(mir_forkthreadex(MessagePumpThread, hMPEvent, 0, &message_pump_thread_id));
WaitForSingleObject(hMPEvent, INFINITE);
CloseHandle(hMPEvent);
}
void DeinitMessagePump() {
PostMPMessage(WM_QUIT, 0, 0);
}
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