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/*++
Copyright (c) 2001 Microsoft Corporation
Module Name:
Main.cpp
Abstract:
Implements the entry point and message pump for the application
Notes:
Unicode only
History:
05/04/2001 rparsons Created
--*/
#include "precomp.h"
// Disable warning about possible loss of data
#pragma warning (disable : 4244)
APPINFO g_ai;
/*++
Routine Description:
Application entry point
Arguments:
hInstance - App instance handle hPrevInstance - Always NULL lpCmdLine - Pointer to the command line nCmdShow - Window show flag
Return Value:
The wParam of the message or 0 on failure
--*/intCALLBACKWinMain( IN HINSTANCE hInstance, IN HINSTANCE hPrevInstance, IN LPSTR lpCmdLine, IN int nCmdShow ){ MSG msg; WNDCLASS wndclass; WCHAR wszError[MAX_PATH]; RECT rcDesktop; RECT rcDialog; INITCOMMONCONTROLSEX icex; POINT pt; HANDLE hMutex; UNREFERENCED_PARAMETER(lpCmdLine); UNREFERENCED_PARAMETER(hPrevInstance);
g_ai.hInstance = hInstance;
//
// Make sure we're the only instance running
//
hMutex = CreateMutex(NULL, FALSE, L"ShimViewer");
if (ERROR_ALREADY_EXISTS == GetLastError()) { return 0; }
wndclass.style = CS_HREDRAW | CS_VREDRAW; wndclass.lpfnWndProc = (WNDPROC) MainWndProc; wndclass.cbClsExtra = 0; wndclass.cbWndExtra = DLGWINDOWEXTRA; wndclass.hInstance = hInstance; wndclass.hIcon = NULL; wndclass.hCursor = LoadCursor(NULL, IDC_ARROW); wndclass.hbrBackground = (HBRUSH) (COLOR_BTNFACE+1); wndclass.lpszMenuName = NULL; wndclass.lpszClassName = APP_CLASS;
if (!RegisterClass(&wndclass)) { LoadString(hInstance, IDS_NO_CLASS, wszError, sizeof(wszError)); MessageBox(NULL, wszError, APP_NAME, MB_OK | MB_ICONERROR); return 0; }
//
// Set up the common controls
//
icex.dwSize = sizeof(INITCOMMONCONTROLSEX); icex.dwICC = ICC_LISTVIEW_CLASSES;
if (!InitCommonControlsEx(&icex)) { InitCommonControls(); }
//
// Get application settings from the registry, if there are any
//
GetSaveSettings(FALSE);
g_ai.hMainDlg = CreateDialog(hInstance, (LPCTSTR) IDD_MAIN, NULL, (DLGPROC)MainWndProc);
if (!g_ai.hMainDlg) { LoadString(hInstance, IDS_NO_MAIN_DLG, wszError, sizeof(wszError)); MessageBox(NULL, wszError, APP_NAME, MB_OK | MB_ICONERROR); return 0; }
//
// Get the window position info from the registry, if it's there
//
GetSavePositionInfo(FALSE, &pt);
//
// Get the coords of the desktop window and place the dialog
//
GetWindowRect(GetDesktopWindow(), &rcDesktop); GetWindowRect(g_ai.hMainDlg, &rcDialog);
double nWidth = rcDialog.right - rcDialog.left; double nHeight = rcDialog.bottom - rcDialog.top;
//
// If nothing was stored in the registry, use default settings
//
if (pt.x != 0) { //
// If the flag is set, make the window topmost
//
SetWindowPos(g_ai.hMainDlg, g_ai.fOnTop ? HWND_TOPMOST : HWND_NOTOPMOST, pt.x, pt.y, 0, 0, SWP_NOSIZE | SWP_SHOWWINDOW); } else {
//
// If the flag is set, make the window topmost
//
SetWindowPos(g_ai.hMainDlg, g_ai.fOnTop ? HWND_TOPMOST : HWND_NOTOPMOST, (rcDesktop.right / 1.05) - (nWidth / 1.05), (rcDesktop.bottom / 1.05) - (nHeight / 1.05), 0, 0, SWP_NOSIZE | SWP_SHOWWINDOW); }
//
// If the flag is set, make the window minimized
//
ShowWindow(g_ai.hMainDlg, g_ai.fMinimize ? SW_MINIMIZE : SW_SHOWNORMAL); while (GetMessage(&msg, (HWND) NULL, 0, 0)) { if (!IsDialogMessage(g_ai.hMainDlg, &msg)) { TranslateMessage(&msg); DispatchMessage(&msg); } } return msg.wParam;}
/*++
Routine Description:
Runs the message loop for the app
Arguments:
hWnd - Handle to the window uMsg - Windows message wParam - Additional message info lParam - Additional message info
Return Value:
TRUE if handled, FALSE otherwise
--*/LRESULTCALLBACKMainWndProc( IN HWND hWnd, IN UINT uMsg, IN WPARAM wParam, IN LPARAM lParam ){ switch (uMsg) {
case WM_INITDIALOG: { WCHAR wszError[MAX_PATH]; //
// Get the handle to the listview and do some init stuff
//
g_ai.hWndList = GetDlgItem(hWnd, IDC_LIST); InitListViewColumn();
//
// Set up our icon, initialize the menu items, and create the thread
//
SendMessage(hWnd, WM_SETICON, TRUE, (LPARAM)LoadIcon(g_ai.hInstance, MAKEINTRESOURCE(IDI_APPICON)));
CheckMenuItem(GetMenu(hWnd), IDM_ON_TOP, g_ai.fOnTop ? MF_CHECKED : MF_UNCHECKED);
CheckMenuItem(GetMenu(hWnd), IDM_START_SMALL, g_ai.fMinimize ? MF_CHECKED : MF_UNCHECKED);
CheckMenuItem(GetMenu(hWnd), IDM_MONITOR, g_ai.fMonitor ? MF_CHECKED : MF_UNCHECKED);
if (!CreateReceiveThread()) { LoadString(g_ai.hInstance, IDS_CREATE_FAILED, wszError, MAX_PATH); MessageBox(hWnd, wszError, APP_NAME, MB_OK | MB_ICONERROR); g_ai.fMonitor = FALSE; } else { SetPriorityClass(GetCurrentProcess(), ABOVE_NORMAL_PRIORITY_CLASS); } break; }
case WM_CLOSE: { RECT rc;
GetWindowRect(hWnd, &rc); GetSavePositionInfo(TRUE, (LPPOINT)&rc); GetSaveSettings(TRUE); RemoveFromTray(hWnd); EndDialog(hWnd, 0); PostQuitMessage(0); break; }
case WM_SIZE: if (SIZE_MINIMIZED == wParam) {
ShowWindow(hWnd, SW_HIDE); AddIconToTray(hWnd, (HICON) LoadImage(g_ai.hInstance, MAKEINTRESOURCE(IDI_APPICON), IMAGE_ICON, 16, 16, 0), APP_NAME); return TRUE; }
MoveWindow(g_ai.hWndList, 0, 0, LOWORD(lParam), HIWORD(lParam), TRUE);
break; case WM_NOTIFYICON: switch (lParam) { case WM_RBUTTONUP: DisplayMenu(hWnd); break; case WM_LBUTTONDBLCLK: RemoveFromTray(hWnd); ShowWindow(hWnd, SW_SHOWNORMAL); break; } break;
case WM_COMMAND:
switch (LOWORD(wParam)) { case IDM_EXIT: PostMessage(hWnd, WM_CLOSE, 0, 0); break;
case IDM_RESTORE: ShowWindow(hWnd, SW_SHOWNORMAL); SetWindowPos(hWnd, g_ai.fOnTop ? HWND_TOPMOST : HWND_NOTOPMOST, 0,0,0,0, SWP_NOSIZE | SWP_NOMOVE); RemoveFromTray(hWnd); break;
case IDM_ABOUT: ShellAbout(hWnd, APP_NAME, WRITTEN_BY, LoadIcon(g_ai.hInstance, MAKEINTRESOURCE(IDI_APPICON))); break;
case IDM_MONITOR: CheckMenuItem(GetMenu(hWnd), IDM_MONITOR, g_ai.fMonitor ? MF_UNCHECKED : MF_CHECKED); g_ai.fMonitor = g_ai.fMonitor ? FALSE : TRUE; if (g_ai.fMonitor) { CreateReceiveThread(); } break;
case IDM_ON_TOP: CheckMenuItem(GetMenu(hWnd), IDM_ON_TOP, g_ai.fOnTop ? MF_UNCHECKED : MF_CHECKED); SetWindowPos(hWnd, g_ai.fOnTop ? HWND_NOTOPMOST : HWND_TOPMOST, 0,0,0,0, SWP_NOSIZE | SWP_NOMOVE); g_ai.fOnTop = g_ai.fOnTop ? FALSE : TRUE; break;
case IDM_START_SMALL: CheckMenuItem(GetMenu(hWnd), IDM_START_SMALL, g_ai.fMinimize ? MF_UNCHECKED : MF_CHECKED); g_ai.fMinimize = g_ai.fMinimize ? FALSE : TRUE; break;
case IDM_CLEAR: ListView_DeleteAllItems(g_ai.hWndList); break;
default: break; } }
return FALSE;}
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