143 lines
3.6 KiB
C++
143 lines
3.6 KiB
C++
// scanpnl.cpp : Defines the entry point for the application.
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//
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#include "stdafx.h"
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///////////////////////////////////////////////////////////////////////////////
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// application globals
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HINSTANCE g_hInst; // current instance of main application
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HKEY g_hFakeEventKey; // event trigger key
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///////////////////////////////////////////////////////////////////////////////
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// main application
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int WINAPI wWinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPWSTR lpCmdLine, int nCmdShow )
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{
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if (!hInstance) {
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return 0;
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}
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g_hInst = hInstance;
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//
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// open registry HKEY
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//
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DWORD dwDisposition = 0;
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if (RegCreateKeyEx(HKEY_USERS,
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HKEY_WIASCANR_FAKE_EVENTS,
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0,
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NULL,
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0,
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KEY_ALL_ACCESS,
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NULL,
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&g_hFakeEventKey,
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&dwDisposition) == ERROR_SUCCESS) {
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}
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//
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// display front panel dialog
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//
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DialogBox(hInstance,(LPCTSTR)IDD_SCANPANEL_DIALOG,NULL,(DLGPROC)MainWindowProc);
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//
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// close registry HKEY
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//
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if (g_hFakeEventKey) {
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RegCloseKey(g_hFakeEventKey);
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g_hFakeEventKey = NULL;
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}
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return 0;
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}
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LRESULT CALLBACK MainWindowProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
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{
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switch (message) {
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case WM_INITDIALOG:
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return TRUE;
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case WM_COMMAND:
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switch (LOWORD(wParam)) {
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case IDC_SCAN_BUTTON:
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FireFakeEvent(hDlg,ID_FAKE_SCANBUTTON);
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break;
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case IDC_COPY_BUTTON:
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FireFakeEvent(hDlg,ID_FAKE_COPYBUTTON);
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break;
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case IDC_FAX_BUTTON:
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FireFakeEvent(hDlg,ID_FAKE_FAXBUTTON);
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break;
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default:
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break;
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}
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return TRUE;
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case WM_CLOSE:
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EndDialog(hDlg, LOWORD(wParam));
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return TRUE;
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default:
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break;
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}
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return FALSE;
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}
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VOID FireFakeEvent(HWND hDlg, DWORD dwEventCode)
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{
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BOOL bEventSuccess = FALSE;
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if (g_hFakeEventKey) {
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//
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// write a clearing entry, to reset the previous event code
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//
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DWORD dwClearEventCode = 0;
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if (RegSetValueEx(g_hFakeEventKey,
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WIASCANR_DWORD_FAKE_EVENT_CODE,
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0,
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REG_DWORD,
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(BYTE*)&dwClearEventCode,
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sizeof(dwClearEventCode)) == ERROR_SUCCESS) {
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//
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// event is cleared
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//
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if (RegSetValueEx(g_hFakeEventKey,
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WIASCANR_DWORD_FAKE_EVENT_CODE,
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0,
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REG_DWORD,
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(BYTE*)&dwEventCode,
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sizeof(dwEventCode)) == ERROR_SUCCESS) {
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//
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// value was set
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//
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bEventSuccess = TRUE;
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}
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}
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}
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//
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// display an error message box, when the application can not fire the fake event
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//
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if(!bEventSuccess){
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TCHAR szErrorString[MAX_PATH];
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memset(szErrorString,0,sizeof(szErrorString));
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if(LoadString(g_hInst,IDS_FIRE_FAKE_EVENT_FAILED,szErrorString,(sizeof(szErrorString)/sizeof(szErrorString[0]))) > 0){
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//
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// display error message box
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//
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MessageBox(hDlg,szErrorString,NULL,MB_OK|MB_ICONEXCLAMATION);
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}
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}
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}
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