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/*==========================================================================
* * Copyright (C) 1995 Microsoft Corporation. All Rights Reserved. * * File: winproc.c * Content: DDHELP window proc * History: * Date By Reason * ==== == ====== * 21-sep-95 craige initial implementation * ***************************************************************************/
#include "pch.c"
//#define WIN32_LEAN_AND_MEAN
//#include <windows.h>
#include <mmsystem.h>
#include <mmreg.h>
#include "dpf.h"
#define SCROLLTIME 25
#define WIN_WIDTH 320
#define WIN_HEIGHT 200
#define MAX_FONTS 10
#pragma pack( 1 )
typedef struct{ LPSTR szStr; DWORD dwFont; COLORREF crForeground;// COLORREF crBackground;
} LISTDATA, *LPLISTDATA;
extern LPLISTDATA ListData[];extern HANDLE hInstApp;extern VOID (*g_pfnOnDisplayChange)(void);
int iCurrItem;DWORD dwPixelsLeft;DWORD dwPixelHeight;DWORD dwPixelWidth;HFONT hFont[MAX_FONTS];
/*
* getStr */void getStr( int index, char *result, int *plen ){ int len; LPLISTDATA pnd; int i;
pnd = ListData[ index ]; len = pnd->szStr[0]; for( i=0;i<len;i++ ) { *result++ = pnd->szStr[i+1] ^ 0x42; } *result = 0; *plen = len;
} /* getStr */
/*
* getTextDim */void getTextDim( HDC hdc, int index, DWORD *pwidth, DWORD *pheight ){ LPLISTDATA pnd; SIZE size; HFONT oldfont; char name[256]; int len;
pnd = ListData[ index ]; if( HIWORD( (DWORD) pnd->szStr ) == 0 ) { *pwidth = 0; *pheight = (DWORD) pnd->szStr; return; } oldfont = SelectObject( hdc, hFont[ ListData[ index ]->dwFont ] ); getStr( index, name, &len ); GetTextExtentPoint32( hdc, name, len, &size ); *pwidth = size.cx; *pheight = size.cy+1; SelectObject( hdc, oldfont );
} /* getTextDim */
/*
* MainWndProc2 */long __stdcall MainWndProc2( HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam ){ PAINTSTRUCT ps; HDC hdc; RECT r; RECT cr; HFONT oldfont; int len; char name[256]; static BOOL bActive;
switch( message ) { case WM_CREATE: SetTimer( hWnd, 1, SCROLLTIME, NULL ); iCurrItem = -1; dwPixelsLeft = 0; break; case WM_TIMER: if( !bActive ) { break; } hdc = GetDC( hWnd );
GetClientRect( hWnd, &cr );
/*
* are we on a new block yet? */ if( dwPixelsLeft == 0 ) { iCurrItem++; if( ListData[ iCurrItem ] == NULL ) { iCurrItem = 0; } getTextDim( hdc, iCurrItem, &dwPixelWidth, &dwPixelHeight ); dwPixelsLeft = dwPixelHeight; } ScrollWindowEx( hWnd, 0, -1, NULL, NULL, NULL, NULL, 0 ); if( HIWORD( (DWORD) ListData[iCurrItem]->szStr ) != 0 ) { oldfont = SelectObject( hdc, hFont[ ListData[ iCurrItem ]->dwFont ] ); SetTextColor( hdc, ListData[ iCurrItem ]->crForeground );// SetBkColor( hdc, ListData[ iCurrItem ]->crBackground );
SetBkColor( hdc, RGB( 255, 255, 255 ) ); getStr( iCurrItem, name, &len ); r.left = 0; r.right = cr.right; r.top = cr.bottom-2; r.bottom = r.top+1; ExtTextOut( hdc, (cr.right-dwPixelWidth)/2, cr.bottom-(dwPixelHeight-dwPixelsLeft)-1, ETO_CLIPPED | ETO_OPAQUE, &r, name, len, NULL ); SelectObject( hdc, oldfont ); } ReleaseDC( hWnd, hdc ); dwPixelsLeft--; break;
case WM_PAINT: hdc = BeginPaint( hWnd, &ps ); EndPaint( hWnd, &ps ); hdc = GetDC( hWnd ); GetClientRect( hWnd, &cr ); FillRect( hdc, &cr, GetStockObject(WHITE_BRUSH) ); ReleaseDC( hWnd, hdc ); iCurrItem = -1; dwPixelsLeft = 0; return 1;
case WM_ACTIVATE: bActive = wParam; break;
case WM_DESTROY: KillTimer( hWnd, 1 ); PostQuitMessage( 0 ); break;
case WM_DISPLAYCHANGE: DPF( 4, "WM_DISPLAYCHANGE" ); if( g_pfnOnDisplayChange ) (*g_pfnOnDisplayChange)(); break;
} return DefWindowProc(hWnd, message, wParam, lParam);
} /* MainWndProc2 */
/*
* makeFonts */static void makeFonts( void ){
hFont[0] = CreateFont( 24, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, NONANTIALIASED_QUALITY, // DEFAULT_QUALITY,
VARIABLE_PITCH, "Arial" );
hFont[1] = CreateFont( 24, 0, 0, 0, FW_NORMAL, TRUE, FALSE, FALSE, ANSI_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, NONANTIALIASED_QUALITY, // DEFAULT_QUALITY,
VARIABLE_PITCH, "Arial" );
hFont[2] = CreateFont( 48, 0, 0, 0, FW_BOLD| FW_NORMAL, TRUE, FALSE, FALSE, ANSI_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, NONANTIALIASED_QUALITY, // DEFAULT_QUALITY,
VARIABLE_PITCH, "Arial" );
hFont[3] = CreateFont( 18, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, NONANTIALIASED_QUALITY, // DEFAULT_QUALITY,
VARIABLE_PITCH, "Arial" );
hFont[4] = CreateFont( 36, 0, 0, 0, FW_NORMAL, TRUE, FALSE, FALSE, ANSI_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, NONANTIALIASED_QUALITY, // DEFAULT_QUALITY,
VARIABLE_PITCH, "Arial" );
hFont[5] = CreateFont( 36, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, NONANTIALIASED_QUALITY, // DEFAULT_QUALITY,
VARIABLE_PITCH, "Times New Roman" );
} /* makeFonts */
BOOL bIsActive;
/*
* HelperThreadProc */void HelperThreadProc( LPVOID data ){ static char szClassName[] = "DDHelpWndClass2"; static BOOL bInit; int i; WNDCLASS cls; MSG msg; HWND hwnd; int x; int y;
/*
* build class and create window */ cls.lpszClassName = szClassName; cls.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH); cls.hInstance = hInstApp; cls.hIcon = NULL; cls.hCursor = NULL; cls.lpszMenuName = NULL; cls.style = 0; cls.lpfnWndProc = MainWndProc2; cls.cbWndExtra = 0; cls.cbClsExtra = 0;
if( !bInit ) { if( !RegisterClass( &cls ) ) { DPF( 1, "RegisterClass FAILED!" ); ExitThread( 0 ); } bInit = TRUE; } x = GetSystemMetrics( SM_CXSCREEN ); y = GetSystemMetrics( SM_CYSCREEN );
hwnd = CreateWindow( szClassName, "DirectX(tm) For Microsoft\256 Windows\256", WS_OVERLAPPEDWINDOW, (x-WIN_WIDTH)/2, (y-WIN_HEIGHT)/2, WIN_WIDTH, WIN_HEIGHT, NULL, NULL, hInstApp, NULL);
ShowWindow( hwnd, SW_NORMAL ); UpdateWindow( hwnd );
makeFonts();
if( hwnd == NULL ) { ExitThread( 0 ); }
/*
* pump the messages */ bIsActive = TRUE; while( GetMessage( &msg, NULL, 0, 0 ) ) { TranslateMessage( &msg ); DispatchMessage( &msg ); } for( i=0;i<MAX_FONTS;i++ ) { if( hFont[i] != NULL ) { DeleteObject( hFont[i] ); } } bIsActive = FALSE; ExitThread( 1 );
} /* HelperThreadProc */
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