mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
150 lines
4.1 KiB
C++
150 lines
4.1 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 2000
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsScreenOS2.h"
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nsScreenOS2 :: nsScreenOS2 ( )
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{
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// nothing else to do. I guess we could cache a bunch of information
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// here, but we want to ask the device at runtime in case anything
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// has changed.
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}
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nsScreenOS2 :: ~nsScreenOS2()
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{
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// nothing to see here.
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}
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NS_IMETHODIMP
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nsScreenOS2 :: GetRect(PRInt32 *outLeft, PRInt32 *outTop, PRInt32 *outWidth, PRInt32 *outHeight)
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{
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LONG alArray[2];
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HPS hps = ::WinGetScreenPS( HWND_DESKTOP);
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HDC hdc = ::GpiQueryDevice (hps);
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::DevQueryCaps(hdc, CAPS_WIDTH, 2, alArray);
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::WinReleasePS(hps);
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*outTop = 0;
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*outLeft = 0;
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*outWidth = alArray[0];
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*outHeight = alArray[1];
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return NS_OK;
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} // GetRect
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NS_IMETHODIMP
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nsScreenOS2 :: GetAvailRect(PRInt32 *outLeft, PRInt32 *outTop, PRInt32 *outWidth, PRInt32 *outHeight)
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{
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static APIRET rc = 0;
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static BOOL (APIENTRY * pfnQueryDesktopWorkArea)(HWND hwndDesktop, PWRECT pwrcWorkArea) = NULL;
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GetRect(outLeft, outTop, outWidth, outHeight);
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// This height is different based on whether or not
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// "Show on top of maximed windows" is checked
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LONG lWorkAreaHeight = *outHeight;
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if ( !rc && !pfnQueryDesktopWorkArea )
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{
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HMODULE hmod = 0;
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rc = DosQueryModuleHandle( "PMMERGE", &hmod );
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if ( !rc )
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{
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rc = DosQueryProcAddr( hmod, 5469, NULL, (PFN*) &pfnQueryDesktopWorkArea ); // WinQueryDesktopWorkArea
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}
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}
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if ( pfnQueryDesktopWorkArea && !rc )
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{
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RECTL rectl;
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pfnQueryDesktopWorkArea( HWND_DESKTOP, &rectl );
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lWorkAreaHeight = rectl.yTop - rectl.yBottom;
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}
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HWND hwndWarpCenter = WinWindowFromID( HWND_DESKTOP, 0x555 );
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if (hwndWarpCenter) {
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/* If "Show on top of maximized windows is checked" */
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if (lWorkAreaHeight != *outHeight) {
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SWP swp;
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WinQueryWindowPos( hwndWarpCenter, &swp );
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if (swp.y != 0) {
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/* WarpCenter is at the top */
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*outTop += swp.cy;
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}
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*outHeight -= swp.cy;
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}
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}
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return NS_OK;
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} // GetAvailRect
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NS_IMETHODIMP
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nsScreenOS2 :: GetPixelDepth(PRInt32 *aPixelDepth)
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{
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LONG lCap;
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HPS hps = ::WinGetScreenPS( HWND_DESKTOP);
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HDC hdc = ::GpiQueryDevice (hps);
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::DevQueryCaps(hdc, CAPS_COLOR_BITCOUNT, 1, &lCap);
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*aPixelDepth = (PRInt32)lCap;
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::WinReleasePS(hps);
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return NS_OK;
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} // GetPixelDepth
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NS_IMETHODIMP
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nsScreenOS2 :: GetColorDepth(PRInt32 *aColorDepth)
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{
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return GetPixelDepth ( aColorDepth );
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} // GetColorDepth
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