huwcampbell.com
Reactos
1/*
2 * PROJECT: ReactOS CTF Monitor
3 * LICENSE: LGPL-2.1-or-later (https://spdx.org/licenses/LGPL-2.1-or-later)
4 * PURPOSE: Cicero Tipbar (Language Bar) loader window
5 * COPYRIGHT: Copyright 2023 Katayama Hirofumi MZ <katayama.hirofumi.mz@gmail.com>
6 */
7
8#include "precomp.h"
9#include "CLoaderWnd.h"
10#include "CRegWatcher.h"
11
12BOOL CLoaderWnd::s_bUninitedSystem = FALSE;
13BOOL CLoaderWnd::s_bWndClassRegistered = FALSE;
14
15BOOL CLoaderWnd::Init()
16{
17 if (s_bWndClassRegistered)
18 return TRUE; // Already registered
19
20 // Register a window class
21 WNDCLASSEX wc;
22 ZeroMemory(&wc, sizeof(wc));
23 wc.cbSize = sizeof(wc);
24 wc.style = CS_HREDRAW | CS_VREDRAW;
25 wc.hInstance = g_hInst;
26 wc.hCursor = LoadCursor(NULL, IDC_ARROW);
27 wc.lpfnWndProc = WindowProc;
28 wc.lpszClassName = TEXT("CiCTipBarClass");
29 if (!::RegisterClassEx(&wc))
30 return FALSE;
31
32 s_bWndClassRegistered = TRUE; // Remember
33 return TRUE;
34}
35
36HWND CLoaderWnd::CreateWnd()
37{
38 m_hWnd = ::CreateWindowEx(0, TEXT("CiCTipBarClass"), NULL, WS_DISABLED,
39 0, 0, 0, 0, NULL, NULL, g_hInst, NULL);
40 return m_hWnd;
41}
42
43LRESULT CALLBACK
44CLoaderWnd::WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
45{
46 switch (uMsg)
47 {
48 case WM_CREATE:
49 break;
50
51 case WM_DESTROY:
52 ::PostQuitMessage(0);
53 break;
54
55 case WM_QUERYENDSESSION:
56 // NOTE: We don't support Win95/98/Me
57#ifdef SUPPORT_WIN9X
58 if (!(g_dwOsInfo & CIC_OSINFO_NT) && (!g_fWinLogon || (lParam & ENDSESSION_LOGOFF)))
59 {
60 ClosePopupTipbar();
61 TF_UninitSystem();
62 CLoaderWnd::s_bUninitedSystem = TRUE;
63 }
64#endif
65 return TRUE;
66
67 case WM_ENDSESSION:
68 if (wParam) // The session is being ended?
69 {
70 if (!s_bUninitedSystem)
71 {
72 // Un-initialize now
73 UninitApp();
74 TF_UninitSystem();
75 s_bUninitedSystem = TRUE;
76 }
77 }
78 else if (s_bUninitedSystem) // Once un-initialized?
79 {
80 // Re-initialize
81 TF_InitSystem();
82 if (!g_bOnWow64)
83 GetPopupTipbar(hwnd, !!g_fWinLogon);
84
85 s_bUninitedSystem = FALSE;
86 }
87 break;
88
89 case WM_SYSCOLORCHANGE:
90 case WM_DISPLAYCHANGE:
91 if (!g_bOnWow64) // Is the system x86/x64 native?
92 CRegWatcher::StartSysColorChangeTimer();
93 break;
94
95 default:
96 return DefWindowProc(hwnd, uMsg, wParam, lParam);
97 }
98
99 return 0;
100}