1 /**************************************************************
2 *
3 * Licensed to the Apache Software Foundation (ASF) under one
4 * or more contributor license agreements. See the NOTICE file
5 * distributed with this work for additional information
6 * regarding copyright ownership. The ASF licenses this file
7 * to you under the Apache License, Version 2.0 (the
8 * "License"); you may not use this file except in compliance
9 * with the License. You may obtain a copy of the License at
10 *
11 * http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing,
14 * software distributed under the License is distributed on an
15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16 * KIND, either express or implied. See the License for the
17 * specific language governing permissions and limitations
18 * under the License.
19 *
20 *************************************************************/
21
22
23
24 #include <X11/Xlib.h>
25 #include <X11/Xutil.h>
26 #include <X11/Intrinsic.h>
27
28 #include "jawt.h"
29 #include "jawt_md.h"
30 #include "nativeview.h"
31
32 #define MY_ASSERT(X,S) if (!X) { fprintf(stderr,S); return 0L;}
33
34 #define SYSTEM_WIN32 1
35 #define SYSTEM_WIN16 2
36 #define SYSTEM_JAVA 3
37 #define SYSTEM_OS2 4
38 #define SYSTEM_MAC 5
39 #define SYSTEM_XWINDOW 6
40
41 /*****************************************************************************/
42 /*
43 * Class: NativeView
44 * Method: getNativeWindowSystemType
45 * Signature: ()I
46 */
Java_NativeView_getNativeWindowSystemType(JNIEnv * env,jobject obj_this)47 JNIEXPORT jint JNICALL Java_NativeView_getNativeWindowSystemType
48 (JNIEnv * env, jobject obj_this)
49 {
50 return (SYSTEM_XWINDOW);
51 }
52
53 /*****************************************************************************/
54 /*
55 * Class: NativeView
56 * Method: getNativeWindow
57 * Signature: ()J
58 */
Java_NativeView_getNativeWindow(JNIEnv * env,jobject obj_this)59 JNIEXPORT jlong JNICALL Java_NativeView_getNativeWindow
60 (JNIEnv * env, jobject obj_this)
61 {
62 jboolean result ;
63 jint lock ;
64 JAWT awt ;
65 JAWT_DrawingSurface* ds ;
66 JAWT_DrawingSurfaceInfo* dsi ;
67 JAWT_X11DrawingSurfaceInfo* dsi_x11 ;
68 Drawable drawable;
69 Display* display ;
70
71 /* Get the AWT */
72 awt.version = JAWT_VERSION_1_3;
73 result = JAWT_GetAWT(env, &awt);
74 MY_ASSERT(result != JNI_FALSE,"wrong jawt version");
75
76 /* Get the drawing surface */
77 if ((ds = awt.GetDrawingSurface(env, obj_this)) == NULL)
78 return 0L;
79
80 /* Lock the drawing surface */
81 lock = ds->Lock(ds);
82 MY_ASSERT((lock & JAWT_LOCK_ERROR)==0,"can't lock the drawing surface");
83
84 /* Get the drawing surface info */
85 dsi = ds->GetDrawingSurfaceInfo(ds);
86
87 /* Get the platform-specific drawing info */
88 dsi_x11 = (JAWT_X11DrawingSurfaceInfo*)dsi->platformInfo;
89 drawable = dsi_x11->drawable;
90 display = dsi_x11->display;
91
92 /* Free the drawing surface info */
93 ds->FreeDrawingSurfaceInfo(dsi);
94 /* Unlock the drawing surface */
95 ds->Unlock(ds);
96 /* Free the drawing surface */
97 awt.FreeDrawingSurface(ds);
98
99 return ((jlong)drawable);
100 }
101