embeddedobj/test/Container1/nativelib/nativeview.c

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifdef WNT
  21
  22 #include <windows.h>
  23 // property name to register own window procedure on hwnd
  24 #define OLD_PROC_KEY "oldwindowproc"
  25 // signature of this window procedure
  26 static LRESULT APIENTRY NativeViewWndProc( HWND , UINT , WPARAM , LPARAM );
  27
  28 #endif
  29
  30 #include "jawt.h"
  31 #include "jawt_md.h"
  32 #include "NativeView.h"
  33
  34 #define MY_ASSERT(X,S) if (!X) { fprintf(stderr,"%s\n",S); return 0L;}
  35
  36 #define SYSTEM_WIN32   1
  37 #define SYSTEM_WIN16   2
  38 #define SYSTEM_JAVA    3
  39 #define SYSTEM_MAC     5
  40 #define SYSTEM_XWINDOW 6
  41
  42 /*****************************************************************************
  43  *
  44  * Class      : NativeView
  45  * Method     : getNativeWindowSystemType
  46  * Signature  : ()I
  47  * Description: returns an identifier for the current operating system
  48  */
  49 JNIEXPORT jint JNICALL Java_embeddedobj_test_NativeView_getNativeWindowSystemType
  50   (JNIEnv * env, jobject obj_this)
  51 {
  52     return (SYSTEM_WIN32);
  53 }
  54
  55 /*****************************************************************************
  56  *
  57  * Class      : NativeView
  58  * Method     : getNativeWindow
  59  * Signature  : ()J
  60  * Description: returns the native systemw window handle of this object
  61  */
  62 JNIEXPORT jlong JNICALL Java_embeddedobj_test_NativeView_getNativeWindow
  63   (JNIEnv * env, jobject obj_this)
  64 {
  65     jboolean                      result  ;
  66     jint                          lock    ;
  67     JAWT                          awt     ;
  68     JAWT_DrawingSurface*          ds      ;
  69     JAWT_DrawingSurfaceInfo*      dsi     ;
  70 #ifdef WNT
  71     JAWT_Win32DrawingSurfaceInfo* dsi_win ;
  72 #else
  73     // FIXME: Where is dsi_x11 defined?
  74     // Added below because I'm guessing this test breaks
  75     //
  76     // JAWT_X11DrawingSurfaceInfo*dsi_x11 ;
  77 #endif
  78     jlong                         drawable;
  79
  80     /* Get the AWT */
  81     awt.version = JAWT_VERSION_1_3;
  82     result      = JAWT_GetAWT(env, &awt);
  83     MY_ASSERT(result!=JNI_FALSE,"wrong jawt version");
  84
  85     /* Get the drawing surface */
  86     if ((ds = awt.GetDrawingSurface(env, obj_this)) == NULL)
  87         return 0L;
  88
  89     /* Lock the drawing surface */
  90     lock = ds->Lock(ds);
  91     MY_ASSERT((lock & JAWT_LOCK_ERROR)==0,"can't lock the drawing surface");
  92
  93     /* Get the drawing surface info */
  94     dsi = ds->GetDrawingSurfaceInfo(ds);
  95
  96     /* Get the platform-specific drawing info */
  97 #ifdef WNT
  98     dsi_win  = (JAWT_Win32DrawingSurfaceInfo*)dsi->platformInfo;
  99     drawable = (jlong)dsi_win->hwnd;
 100 #else
 101     dsi_x11  = (JAWT_X11DrawingSurfaceInfo*)dsi->platformInfo;
 102     drawable = (jlong)dsi_x11->drawable;
 103 #endif
 104
 105     /* Free the drawing surface info */
 106     ds->FreeDrawingSurfaceInfo(dsi);
 107     /* Unlock the drawing surface */
 108     ds->Unlock(ds);
 109     /* Free the drawing surface */
 110     awt.FreeDrawingSurface(ds);
 111
 112     return drawable;
 113 }
 114
 115 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */