1 /*
   2  * Copyright (c) 1997, 2010, 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
  23  * questions.
  24  */
  25 
  26 #ifndef AWT_FILE_DIALOG_H
  27 #define AWT_FILE_DIALOG_H
  28 
  29 #include "stdhdrs.h"
  30 #include <commdlg.h>
  31 
  32 #include "awt_Toolkit.h"
  33 #include "awt_Component.h"
  34 #include "awt_Dialog.h"
  35 
  36 #include "java_awt_FileDialog.h"
  37 #include "sun_awt_windows_WFileDialogPeer.h"
  38 
  39 /************************************************************************
  40  * AwtFileDialog class
  41  */
  42 
  43 class AwtFileDialog {
  44 public:
  45     /* sun.awt.windows.WFileDialogPeer field and method ids */
  46     static jfieldID parentID;
  47     static jfieldID fileFilterID;
  48     static jmethodID setHWndMID;
  49     static jmethodID handleSelectedMID;
  50     static jmethodID handleCancelMID;
  51     static jmethodID checkFilenameFilterMID;
  52     static jmethodID isMultipleModeMID;
  53 
  54     /* java.awt.FileDialog field and method ids */
  55     static jfieldID modeID;
  56     static jfieldID dirID;
  57     static jfieldID fileID;
  58     static jfieldID filterID;
  59 
  60     static void Initialize(JNIEnv *env, jstring filterDescription);
  61     static void Show(void *peer);
  62 
  63     virtual BOOL InheritsNativeMouseWheelBehavior();
  64 
  65     // some methods called on Toolkit thread
  66     static void _DisposeOrHide(void *param);
  67     static void _ToFront(void *param);
  68     static void _ToBack(void *param);
  69 
  70 private:
  71     static UINT GetBufferLength(LPTSTR buffer, UINT limit);
  72 };
  73 
  74 #endif /* FILE_DIALOG_H */