/*
* CurrentWndProc - handle messages for the current color selection window
*/
WPI_MRESULT CALLBACK CurrentWndProc( HWND hwnd, WPI_MSG msg, WPI_PARAM1 wparam, WPI_PARAM2 lparam )
{
switch ( msg ) {
case WM_CREATE:
SetCurrentNumColors( 16 );
break;
case WM_PAINT:
paintCurrent( hwnd );
break;
case WM_DESTROY:
if( lButton.bitmap != NULL ) {
_wpi_deletebitmap( lButton.bitmap );
}
if( rButton.bitmap != NULL ) {
_wpi_deletebitmap( rButton.bitmap );
}
break;
default:
return( DefWindowProc( hwnd, msg, wparam, lparam ) );
}
return 0;
} /* CurrentWndProc */
/*
* SetNumColors - set the number of colors in the image and repaint the window
*/
void SetNumColors( int number_of_colors )
{
HMENU hmenu;
HWND frame;
if( numberOfColors == number_of_colors ) {
return;
}
SetCurrentNumColors( number_of_colors );
numberOfColors = number_of_colors;
initPaletteBoxes( FALSE );
_wpi_invalidaterect( hColorsWnd, NULL, FALSE );
if( numberOfColors == 2 ) {
if( HMainWindow != NULL ) {
frame = _wpi_getframe( HMainWindow );
hmenu = GetMenu( frame );
if( _wpi_isitemenabled( hmenu, IMGED_RCOLOR ) ) {
prevRestoreState = TRUE;
} else {
prevRestoreState = FALSE;
}
_wpi_enablemenuitem( hmenu, IMGED_SCOLOR, FALSE, FALSE );
_wpi_enablemenuitem( hmenu, IMGED_RCOLOR, FALSE, FALSE );
_wpi_enablemenuitem( hmenu, IMGED_LCOLOR, FALSE, FALSE );
}
} else {
if( HMainWindow != NULL ) {
frame = _wpi_getframe( HMainWindow );
hmenu = GetMenu( frame );
_wpi_enablemenuitem( hmenu, IMGED_SCOLOR, TRUE, FALSE );
_wpi_enablemenuitem( hmenu, IMGED_RCOLOR, prevRestoreState, FALSE );
_wpi_enablemenuitem( hmenu, IMGED_LCOLOR, TRUE, FALSE );
}
}
} /* SetNumColors */
