From 0c3d3e587e699d06352f269d887d749a8542559a Mon Sep 17 00:00:00 2001
From: sje <sje@4f64403b-2f21-0410-a795-97e2b3489a10>
Date: Wed, 1 Nov 2006 14:58:39 +0000
Subject: git-svn-id: https://server.scottellis.com.au/svn/mim_plugs@26
 4f64403b-2f21-0410-a795-97e2b3489a10

---
 yapp/message_pump.cpp | 160 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 160 insertions(+)
 create mode 100644 yapp/message_pump.cpp

(limited to 'yapp/message_pump.cpp')

diff --git a/yapp/message_pump.cpp b/yapp/message_pump.cpp
new file mode 100644
index 0000000..f5cedd8
--- /dev/null
+++ b/yapp/message_pump.cpp
@@ -0,0 +1,160 @@
+#include "common.h"
+#include "message_pump.h"
+#include "popwin.h"
+#include "services.h"
+#include "options.h"
+
+DWORD 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
+bool is_full_screen() {
+	HWND hWnd = GetForegroundWindow();
+
+	if(!hWnd || !IsWindowVisible(hWnd) || IsIconic(hWnd) || !IsZoomed(hWnd)) return false;
+
+	RECT rc;
+	if(!GetWindowRect(hWnd,&rc)) return false;
+
+	if (rc.right - rc.left < GetSystemMetrics(SM_CXSCREEN) ||  rc.bottom - rc.top < GetSystemMetrics(SM_CYSCREEN)) return false;
+
+	// at this point, it will return true for full-screen and, unfortunately, maximized windows - so we need to check for maximized
+
+	LONG style = GetWindowLong(hWnd, GWL_STYLE);
+	if(style & WS_MAXIMIZEBOX) return false;
+
+	return true;
+}
+
+bool is_workstation_locked()
+{
+	bool rc = false;
+	HDESK hDesk = OpenDesktop(_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;
+}
+
+
+DWORD CALLBACK MessagePumpThread(LPVOID param) {
+	CallService(MS_SYSTEM_THREAD_PUSH, 0, 0);
+
+	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;
+						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 {
+							free((void *)hwndMsg.lParam);
+						}
+					}
+					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;
+				default:
+					{
+						TranslateMessage(&hwndMsg);
+						DispatchMessage(&hwndMsg);
+						// do this here in case the window has gone
+						if(hwndMsg.message == PUM_CHANGE || hwndMsg.message == PUM_SETTEXT)
+							free((void *)hwndMsg.lParam);
+					}
+					break;
+			}
+		}
+	}
+
+	DeinitWindowStack();
+	num_popups = 0;
+
+	//if(param) SetEvent((HANDLE)param);
+
+	CallService(MS_SYSTEM_THREAD_POP, 0, 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 FindWindow(POPUPDATAW *pd, HANDLE hEvent, HWND *hwnd);
+
+void InitMessagePump() {
+	WNDCLASS popup_win_class = {0};
+	popup_win_class.style = 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(CreateThread(0, 0, MessagePumpThread, hMPEvent, 0, &message_pump_thread_id));
+	WaitForSingleObject(hMPEvent, INFINITE);
+	CloseHandle(hMPEvent);
+}
+
+void DeinitMessagePump() {
+
+	PostMPMessage(WM_QUIT, 0, 0);
+
+	DeinitServices();
+}
-- 
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