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src/java.desktop/windows/native/libawt/windows/awt_List.cpp

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rev 60071 : 8211999: Window positioning bugs due to overlapping GraphicsDevice bounds (Windows/HiDPI)
Reviewed-by: XXX
   1 /*
   2  * Copyright (c) 1996, 2018, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any


 271 
 272     /* Save old list box's attributes */
 273     RECT rect;
 274     GetWindowRect(GetListHandle(), &rect);
 275     MapWindowPoints(0, parentHWnd, (LPPOINT)&rect, 2);
 276 
 277     HANDLE font = (HANDLE)SendListMessage(WM_GETFONT);
 278     LRESULT itemHeight = SendListMessage(LB_GETITEMHEIGHT, 0);
 279     DWORD style = ::GetWindowLong(GetListHandle(), GWL_STYLE) | WS_VSCROLL | WS_HSCROLL;
 280     if (isMultiSelect) {
 281         style |= LBS_MULTIPLESEL;
 282     } else {
 283         style &= ~LBS_MULTIPLESEL;
 284     }
 285     DWORD exStyle = ::GetWindowLong(GetListHandle(), GWL_EXSTYLE);
 286 
 287     jobject peer = GetPeer(env);
 288 
 289     UnsubclassHWND();
 290     AwtToolkit::DestroyComponentHWND(m_hwnd);
 291     CreateHWnd(env, L"", style, exStyle,
 292                rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top,
 293                parentHWnd,
 294                NULL,
 295                ::GetSysColor(COLOR_WINDOWTEXT),
 296                ::GetSysColor(COLOR_WINDOW),
 297                peer);




 298 
 299     SendListMessage(WM_SETFONT, (WPARAM)font, (LPARAM)FALSE);
 300     SendListMessage(LB_SETITEMHEIGHT, 0, MAKELPARAM(itemHeight, 0));
 301     SendListMessage(LB_RESETCONTENT);
 302     for (i = 0; i < nCount; i++) {
 303         InsertString(i, strings[i]);
 304         delete [] strings[i];
 305     }
 306     delete[] strings;
 307     if (toSelect != -1) {
 308         Select(toSelect);
 309     }
 310 
 311     AdjustHorizontalScrollbar();
 312 }
 313 
 314 /*
 315  * There currently is no good place to cache java.awt.Dimension field
 316  * ids. If this method gets called a lot, one such place should be found.
 317  * -- br 07/18/97.


   1 /*
   2  * Copyright (c) 1996, 2020, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any


 271 
 272     /* Save old list box's attributes */
 273     RECT rect;
 274     GetWindowRect(GetListHandle(), &rect);
 275     MapWindowPoints(0, parentHWnd, (LPPOINT)&rect, 2);
 276 
 277     HANDLE font = (HANDLE)SendListMessage(WM_GETFONT);
 278     LRESULT itemHeight = SendListMessage(LB_GETITEMHEIGHT, 0);
 279     DWORD style = ::GetWindowLong(GetListHandle(), GWL_STYLE) | WS_VSCROLL | WS_HSCROLL;
 280     if (isMultiSelect) {
 281         style |= LBS_MULTIPLESEL;
 282     } else {
 283         style &= ~LBS_MULTIPLESEL;
 284     }
 285     DWORD exStyle = ::GetWindowLong(GetListHandle(), GWL_EXSTYLE);
 286 
 287     jobject peer = GetPeer(env);
 288 
 289     UnsubclassHWND();
 290     AwtToolkit::DestroyComponentHWND(m_hwnd);
 291     CreateHWnd(env, L"", style, exStyle, 0, 0, 0, 0,

 292                parentHWnd,
 293                NULL,
 294                ::GetSysColor(COLOR_WINDOWTEXT),
 295                ::GetSysColor(COLOR_WINDOW),
 296                peer);
 297 
 298     SetWindowPos(GetHWnd(), 0,
 299             rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top,
 300             SWP_NOZORDER | SWP_NOCOPYBITS | SWP_NOACTIVATE);
 301 
 302     SendListMessage(WM_SETFONT, (WPARAM)font, (LPARAM)FALSE);
 303     SendListMessage(LB_SETITEMHEIGHT, 0, MAKELPARAM(itemHeight, 0));
 304     SendListMessage(LB_RESETCONTENT);
 305     for (i = 0; i < nCount; i++) {
 306         InsertString(i, strings[i]);
 307         delete [] strings[i];
 308     }
 309     delete[] strings;
 310     if (toSelect != -1) {
 311         Select(toSelect);
 312     }
 313 
 314     AdjustHorizontalScrollbar();
 315 }
 316 
 317 /*
 318  * There currently is no good place to cache java.awt.Dimension field
 319  * ids. If this method gets called a lot, one such place should be found.
 320  * -- br 07/18/97.


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