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
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
|
/**
* @file
* @brief This is a simple mechanism to bind Inkscape to Java, and thence
* to all of the nice things that can be layered upon that.
*
* Authors:
* Bob Jamison
*
* Copyright (C) 2007-2008 Bob Jamison
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <jni.h>
#ifdef __WIN32__
#include <windows.h>
#else
#include <dlfcn.h>
#include <errno.h>
#endif
#include "javabind.h"
#include "javabind-private.h"
#include <dom/dom.h>
#include <dom/domimpl.h>
namespace Inkscape
{
namespace Bind
{
using namespace org::w3c::dom;
/**
* This file has the actual C++ --> Java bindings
* This file can get quite large!
*/
/**
* This struct associates a class name with its native
* bindings. Since C++ does not allow "flexible" arrays,
* we will separate each of the tables into a JNINativeMethod
* array, and a class with a name and a pointer to that array.
*/
typedef struct
{
const char *className;
JNINativeMethod *methods;
} NativeClass;
/**
* Although I dislike macros, this one seems reasonable
*/
#define EXCEPTION (getExceptionString(env).c_str())
//########################################################################
//# BASE OBJECT
//########################################################################
static jmethodID _getPointer_id = NULL;
static jlong getPointer(JNIEnv *env, jobject obj)
{
if (!_getPointer_id)
{
_getPointer_id = env->GetMethodID(env->GetObjectClass(obj), "getPointer", "()J");
if (!_getPointer_id)
{
err("getPointer(): %s", EXCEPTION);
return 0;
}
}
jlong val = env->CallLongMethod(obj, _getPointer_id);
return val;
}
static jmethodID _setPointer_id = NULL;
static void setPointer(JNIEnv *env, jobject obj, jlong val)
{
if (!_setPointer_id)
{
_setPointer_id = env->GetMethodID(env->GetObjectClass(obj), "setPointer", "(J)V");
if (!_setPointer_id)
{
err("setPointer(): %s", EXCEPTION);
return;
}
}
env->CallVoidMethod(obj, _setPointer_id, val);
}
static void JNICALL BaseObject_construct
(JNIEnv *env, jobject obj)
{
setPointer(env, obj, 0L);
}
static void JNICALL BaseObject_destruct
(JNIEnv *env, jobject obj)
{
BaseObject *ptr = (BaseObject *)getPointer(env, obj);
if (ptr)
{
delete ptr;
}
setPointer(env, obj, 0L);
}
static JNINativeMethod nm_BaseObject[] =
{
{ (char *)"construct", (char *)"()V", (void *)BaseObject_construct },
{ (char *)"destruct", (char *)"()V", (void *)BaseObject_destruct },
{ NULL, NULL, NULL }
};
static NativeClass nc_BaseObject =
{
"org/inkscape/cmn/BaseObject",
nm_BaseObject
};
//########################################################################
//# BASE OBJECT
//########################################################################
static void JNICALL DOMBase_construct
(JNIEnv *env, jobject obj)
{
setPointer(env, obj, 0L);
}
static void JNICALL DOMBase_destruct
(JNIEnv *env, jobject obj)
{
NodePtr *ptr = (NodePtr *)getPointer(env, obj);
if (ptr)
{
delete ptr;
}
setPointer(env, obj, 0L);
}
static JNINativeMethod nm_DOMBase[] =
{
{ (char *)"construct", (char *)"()V", (void *)DOMBase_construct },
{ (char *)"destruct", (char *)"()V", (void *)DOMBase_destruct },
{ NULL, NULL, NULL }
};
static NativeClass nc_DOMBase =
{
"org/inkscape/dom/DOMBase",
nm_DOMBase
};
//########################################################################
//# DOMImplementation
//########################################################################
void JNICALL DOMImplementation_nCreateDocument
(JNIEnv *env, jobject obj)
{
DOMImplementationImpl domImpl;
DocumentTypePtr docType = domImpl.createDocumentType("", "", "");
DocumentPtr doc = domImpl.createDocument("", "", docType);
DocumentPtr *ptr = new DocumentPtr(doc);
setPointer(env, obj, (jlong)ptr);
}
static JNINativeMethod nm_DOMImplementation[] =
{
{ (char *)"construct", (char *)"()V", (void *)DOMImplementation_nCreateDocument },
{ NULL, NULL, NULL }
};
static NativeClass nc_DOMImplementation =
{
"org/inkscape/dom/DOMImplementation",
nm_DOMImplementation
};
//########################################################################
//# MAIN
//########################################################################
/**
* This is a table-of-tables, matching a class name to its
* table of native methods. We can probably think of a cleaner way
* of doing this
*/
static NativeClass *allClasses[] =
{
&nc_BaseObject,
&nc_DOMBase,
&nc_DOMImplementation,
NULL
};
bool JavaBinderyImpl::doBinding()
{
for (NativeClass **nc = allClasses ; *nc ; nc++)
{
bool ret = registerNatives((*nc)->className, (*nc)->methods);
if (!ret)
{
err("Could not bind native methods");
return false;
}
}
return true;
}
} // namespace Bind
} // namespace Inkscape
//########################################################################
//# E N D O F F I L E
//########################################################################
|
