wmetrics.cpp

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C++ 代码 · 共 88 行

/****************************************************************************
*
*                            Open Watcom Project
*
*    Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
*
*  ========================================================================
*
*    This file contains Original Code and/or Modifications of Original
*    Code as defined in and that are subject to the Sybase Open Watcom
*    Public License version 1.0 (the 'License'). You may not use this file
*    except in compliance with the License. BY USING THIS FILE YOU AGREE TO
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*    provided with the Original Code and Modifications, and is also
*    available at www.sybase.com/developer/opensource.
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* Description:  WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE
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****************************************************************************/


#include "wmetrics.hpp"
#include "wrect.hpp"

static WRect                    WSystemMetrics::_initDefRect;
static WRect                    WSystemMetrics::_defRect;
static WRect                    WSystemMetrics::_screenCoords;
static gui_system_metrics       WSystemMetrics::_metrics;
static gui_rect                 WSystemMetrics::_screen;


void    InitWClass( gui_rect *screen ) {
/**************************************/

    WSystemMetrics::_screenCoords.x( screen->x );
    WSystemMetrics::_screenCoords.y( screen->y );
    WSystemMetrics::_screenCoords.w( screen->width );
    WSystemMetrics::_screenCoords.h( screen->height );
    WSystemMetrics::_initDefRect.x( screen->x );
    WSystemMetrics::_initDefRect.y( screen->y );
    WSystemMetrics::_initDefRect.w( ( 3 * screen->width ) / 4 );
    WSystemMetrics::_initDefRect.h( ( 2 * screen->height ) / 3 );
    WSystemMetrics::_defRect = WSystemMetrics::_initDefRect;
    GUIGetSystemMetrics( &WSystemMetrics::_metrics );
    GUIGetScreen( &WSystemMetrics::_screen );
}


void WEXPORT WSystemMetrics::screenSize( WRect& r ) {
/***************************************************/

    r.x( 0 );
    r.y( 0 );
    r.w( _screen.width );
    r.h( _screen.height );
}


void WEXPORT WSystemMetrics::screenCoordinates( WRect& r ) {
/**********************************************************/

    r = _screenCoords;
}


void WEXPORT WSystemMetrics::defaultRectangle( WRect& r ) {
/*********************************************************/

    r = _defRect;
    _defRect.x( _defRect.x() + WSystemMetrics::captionSize() );
    _defRect.y( _defRect.y() + WSystemMetrics::captionSize() );
    if( (_defRect.x() > _initDefRect.w()/3) ||
        (_defRect.y() > _initDefRect.h()/3) ) {
        _defRect = _initDefRect;
    }
}