home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
Windows 95 API Bible
/
Windows 95 API Bible 3 Disc Set.iso
/
Win32 API Bible Book 1 of 3.iso
/
chapte16
/
chkclrig.c
< prev
next >
Wrap
C/C++ Source or Header
|
1996-01-31
|
9KB
|
256 lines
#include <windows.h>
#include "ChkClrIG.h"
#if defined (WIN32)
#define IS_WIN32 TRUE
#else
#define IS_WIN32 FALSE
#endif
#define IS_NT IS_WIN32 && (BOOL)(GetVersion() < 0x80000000)
#define IS_WIN32S IS_WIN32 && (BOOL)(!(IS_NT) && (LOBYTE(LOWORD(GetVersion()))<4))
#define IS_WIN95 (BOOL)(!(IS_NT) && !(IS_WIN32S)) && IS_WIN32
HINSTANCE hInst; // current instance
LPCTSTR lpszAppName = "MyApp";
LPCTSTR lpszTitle = "My Application";
BOOL RegisterWin95( CONST WNDCLASS* lpwc );
int APIENTRY WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance,
LPTSTR lpCmdLine, int nCmdShow)
{
MSG msg;
HWND hWnd;
WNDCLASS wc;
// Register the main application window class.
//............................................
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = (WNDPROC)WndProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = hInstance;
wc.hIcon = LoadIcon( hInstance, lpszAppName );
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
wc.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
wc.lpszMenuName = lpszAppName;
wc.lpszClassName = lpszAppName;
if ( IS_WIN95 )
{
if ( !RegisterWin95( &wc ) )
return( FALSE );
}
else if ( !RegisterClass( &wc ) )
return( FALSE );
hInst = hInstance;
// Create the main application window.
//....................................
hWnd = CreateWindow( lpszAppName,
lpszTitle,
WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT, 0,
CW_USEDEFAULT, 0,
NULL,
NULL,
hInstance,
NULL
);
if ( !hWnd )
return( FALSE );
ShowWindow( hWnd, nCmdShow );
UpdateWindow( hWnd );
while( GetMessage( &msg, NULL, 0, 0) )
{
TranslateMessage( &msg );
DispatchMessage( &msg );
}
return( msg.wParam );
}
BOOL RegisterWin95( CONST WNDCLASS* lpwc )
{
WNDCLASSEX wcex;
wcex.style = lpwc->style;
wcex.lpfnWndProc = lpwc->lpfnWndProc;
wcex.cbClsExtra = lpwc->cbClsExtra;
wcex.cbWndExtra = lpwc->cbWndExtra;
wcex.hInstance = lpwc->hInstance;
wcex.hIcon = lpwc->hIcon;
wcex.hCursor = lpwc->hCursor;
wcex.hbrBackground = lpwc->hbrBackground;
wcex.lpszMenuName = lpwc->lpszMenuName;
wcex.lpszClassName = lpwc->lpszClassName;
// Added elements for Windows 95.
//...............................
wcex.cbSize = sizeof(WNDCLASSEX);
wcex.hIconSm = LoadImage(wcex.hInstance, lpwc->lpszClassName,
IMAGE_ICON, 16, 16,
LR_DEFAULTCOLOR );
return RegisterClassEx( &wcex );
}
LRESULT CALLBACK WndProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam )
{
switch( uMsg )
{
case WM_COMMAND :
switch( LOWORD( wParam ) )
{
case IDM_TEST :
{
LOGCOLORSPACE ColorSpace;
HCOLORSPACE hColorSpace;
RGBQUAD aRGB[5];
BYTE aResults[5];
HBRUSH hBrush;
int i;
HDC hDC;
char szMsg[30];
BOOL bRet;
// Get a DC for the printer.
//..........................
hDC = CreateDC( "WINSPOOL",
"HP DeskJet 550C Printer",
NULL, NULL );
// Turn on Image Color Matching.
//..............................
SetICMMode( hDC, ICM_ON );
// Load color array to test.
//..........................
for( i = 0; i < 5; i++ )
{
aRGB[i].rgbRed = (i > 0 ? (255 / i) : 0 );
aRGB[i].rgbGreen = (i > 0 ? (255 / i) : 0 );
aRGB[i].rgbBlue = (i > 0 ? (255 / i) : 0 );
aRGB[i].rgbReserved = 0;
aResults[i] = 0;
}
// Fill a structure to create a color space.
//..........................................
memset( &ColorSpace, 0, sizeof( ColorSpace ) );
ColorSpace.lcsSignature=(DWORD)0x50534F43;
ColorSpace.lcsVersion=0x00000400;
ColorSpace.lcsSize=sizeof( ColorSpace );
ColorSpace.lcsCSType=LCS_DEVICE_RGB;
ColorSpace.lcsIntent=LCS_GM_BUSINESS;
// Create a color space.
//......................
hColorSpace = CreateColorSpace( &ColorSpace );
SetColorSpace( hDC, hColorSpace );
GetLastError();
// Check the colors in the gamut.
//...............................
bRet = CheckColorsInGamut( hDC, aRGB, aResults, 5 );
DeleteColorSpace( hColorSpace );
SetICMMode( hDC, ICM_OFF );
DeleteDC( hDC );
// Display the results.
//.....................
if ( bRet )
{
hDC = GetDC( hWnd );
for( i = 0; i < 5; i++ )
{
hBrush = CreateSolidBrush(
RGB( aRGB[i].rgbRed,
aRGB[i].rgbGreen,
aRGB[i].rgbBlue ) );
SelectObject( hDC, hBrush );
Rectangle( hDC, 10, (i*30)+10,
40, (i*30)+40 );
wsprintf( szMsg, "RGB( %d, %d, %d )",
aRGB[i].rgbRed,
aRGB[i].rgbGreen,
aRGB[i].rgbBlue );
TextOut( hDC, 50, (i*30)+20, szMsg,
strlen( szMsg ) );
if ( aResults[i] == CM_OUT_OF_GAMUT )
TextOut( hDC, 200, (i*30)+20,
"- Not in the Gamut.", 19 );
else
TextOut( hDC, 200, (i*30)+20,
"- In the Gamut.", 15 );
SelectObject( hDC,
GetStockObject( WHITE_BRUSH ) );
DeleteObject( hBrush );
}
ReleaseDC( hWnd, hDC );
}
}
break;
case IDM_ABOUT :
DialogBox( hInst, "AboutBox", hWnd, (DLGPROC)About );
break;
case IDM_EXIT :
DestroyWindow( hWnd );
break;
}
break;
case WM_DESTROY :
PostQuitMessage(0);
break;
default :
return( DefWindowProc( hWnd, uMsg, wParam, lParam ) );
}
return( 0L );
}
LRESULT CALLBACK About( HWND hDlg,
UINT message,
WPARAM wParam,
LPARAM lParam)
{
switch (message)
{
case WM_INITDIALOG:
return (TRUE);
case WM_COMMAND:
if ( LOWORD(wParam) == IDOK
|| LOWORD(wParam) == IDCANCEL)
{
EndDialog(hDlg, TRUE);
return (TRUE);
}
break;
}
return (FALSE);
}