# Cppcheck report - LibreOffice: embeddedobj/test/Container1/nativelib/nativeview.c

      1
      2
      3
      4
      5
      6
      7
      8
      9
     10
     11
     12
     13
     14
     15
     16
     17
     18
     19
     20
     21
     22
     23
     24
     25
     26
     27
     28
     29
     30
     31
     32
     33
     34
     35
     36
     37
     38
     39
     40
     41
     42
     43
     44
     45
     46
     47
     48
     49
     50
     51
     52
     53
     54
     55
     56
     57
     58
     59
     60
     61
     62
     63
     64
     65
     66
     67
     68
     69
     70
     71
     72
     73
     74
     75
     76
     77
     78
     79
     80
     81
     82
     83
     84
     85
     86
     87
     88
     89
     90
     91
     92
     93
     94
     95
     96
     97
     98
     99
    100
    101
    102
    103
    104
    105
    106
    107
    108
    109
    110
    111
    112
    113
    114
    115

    /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
    /*
     * This file is part of the LibreOffice project.
     *
     * This Source Code Form is subject to the terms of the Mozilla Public
     * License, v. 2.0. If a copy of the MPL was not distributed with this
     * file, You can obtain one at http://mozilla.org/MPL/2.0/.
     *
     * This file incorporates work covered by the following license notice:
     *
     *   Licensed to the Apache Software Foundation (ASF) under one or more
     *   contributor license agreements. See the NOTICE file distributed
     *   with this work for additional information regarding copyright
     *   ownership. The ASF licenses this file to you under the Apache
     *   License, Version 2.0 (the "License"); you may not use this file
     *   except in compliance with the License. You may obtain a copy of
     *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
     */

    #ifdef WNT

    #include <windows.h>
    // property name to register own window procedure on hwnd
    #define OLD_PROC_KEY "oldwindowproc"
    // signature of this window procedure
    static LRESULT APIENTRY NativeViewWndProc( HWND , UINT , WPARAM , LPARAM );

    #endif

    #include "jawt.h"
    #include "jawt_md.h"
    #include "NativeView.h"

    #define MY_ASSERT(X,S) if (!X) { fprintf(stderr,"%s\n",S); return 0L;}

    #define SYSTEM_WIN32   1
    #define SYSTEM_WIN16   2
    #define SYSTEM_JAVA    3
    #define SYSTEM_MAC     5
    #define SYSTEM_XWINDOW 6

    /*****************************************************************************
     *
     * Class      : NativeView
     * Method     : getNativeWindowSystemType
     * Signature  : ()I
     * Description: returns an identifier for the current operating system
     */
    JNIEXPORT jint JNICALL Java_embeddedobj_test_NativeView_getNativeWindowSystemType<--- The function 'Java_embeddedobj_test_NativeView_getNativeWindowSystemType' is never used.
      (JNIEnv * env, jobject obj_this)
    {
        return (SYSTEM_WIN32);
    }

    /*****************************************************************************
     *
     * Class      : NativeView
     * Method     : getNativeWindow
     * Signature  : ()J
     * Description: returns the native systemw window handle of this object
     */
    JNIEXPORT jlong JNICALL Java_embeddedobj_test_NativeView_getNativeWindow<--- The function 'Java_embeddedobj_test_NativeView_getNativeWindow' is never used.
      (JNIEnv * env, jobject obj_this)
    {
        jboolean                      result  ;
        jint                          lock    ;
        JAWT                          awt     ;
        JAWT_DrawingSurface*          ds      ;
        JAWT_DrawingSurfaceInfo*      dsi     ;
    #ifdef WNT
        JAWT_Win32DrawingSurfaceInfo* dsi_win ;
    #else
        // FIXME: Where is dsi_x11 defined?
        // Added below because I'm guessing this test breaks

        // JAWT_X11DrawingSurfaceInfo*dsi_x11 ;
    #endif
        jlong                         drawable;

        /* Get the AWT */
        awt.version = JAWT_VERSION_1_3;
        result      = JAWT_GetAWT(env, &awt);
        MY_ASSERT(result!=JNI_FALSE,"wrong jawt version");

        /* Get the drawing surface */
        if ((ds = awt.GetDrawingSurface(env, obj_this)) == NULL)
            return 0L;

        /* Lock the drawing surface */
        lock = ds->Lock(ds);
        MY_ASSERT((lock & JAWT_LOCK_ERROR)==0,"can't lock the drawing surface");

        /* Get the drawing surface info */
        dsi = ds->GetDrawingSurfaceInfo(ds);

        /* Get the platform-specific drawing info */
    #ifdef WNT
        dsi_win  = (JAWT_Win32DrawingSurfaceInfo*)dsi->platformInfo;
        drawable = (jlong)dsi_win->hwnd;
    #else
        dsi_x11  = (JAWT_X11DrawingSurfaceInfo*)dsi->platformInfo;
        drawable = (jlong)dsi_x11->drawable;
    #endif

        /* Free the drawing surface info */
        ds->FreeDrawingSurfaceInfo(dsi);
        /* Unlock the drawing surface */
        ds->Unlock(ds);
        /* Free the drawing surface */
        awt.FreeDrawingSurface(ds);

        return drawable;
    }

    /* vim:set shiftwidth=4 softtabstop=4 expandtab: */