1 /*
2 * Copyright 2010, The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #define LOG_TAG "Configuration"
18
19 #include <utils/Log.h>
20 #include "utils/misc.h"
21
22 #include "jni.h"
23 #include <android_runtime/android_content_res_Configuration.h>
24 #include "android_runtime/AndroidRuntime.h"
25
26 namespace android {
27
28 static struct {
29 jclass clazz;
30
31 jfieldID mcc;
32 jfieldID mnc;
33 jfieldID locale;
34 jfieldID screenLayout;
35 jfieldID touchscreen;
36 jfieldID keyboard;
37 jfieldID keyboardHidden;
38 jfieldID hardKeyboardHidden;
39 jfieldID navigation;
40 jfieldID navigationHidden;
41 jfieldID orientation;
42 jfieldID uiMode;
43 } gConfigurationClassInfo;
44
android_Configuration_getFromJava(JNIEnv * env,jobject clazz,struct AConfiguration * out)45 void android_Configuration_getFromJava(
46 JNIEnv* env, jobject clazz, struct AConfiguration* out) {
47 out->mcc = env->GetIntField(clazz, gConfigurationClassInfo.mcc);
48 out->mnc = env->GetIntField(clazz, gConfigurationClassInfo.mnc);
49 out->screenLayout = env->GetIntField(clazz, gConfigurationClassInfo.screenLayout);
50 out->touchscreen = env->GetIntField(clazz, gConfigurationClassInfo.touchscreen);
51 out->keyboard = env->GetIntField(clazz, gConfigurationClassInfo.keyboard);
52 out->navigation = env->GetIntField(clazz, gConfigurationClassInfo.navigation);
53
54 out->inputFlags = env->GetIntField(clazz, gConfigurationClassInfo.keyboardHidden);
55 int hardKeyboardHidden = env->GetIntField(clazz, gConfigurationClassInfo.hardKeyboardHidden);
56 if (out->inputFlags == ACONFIGURATION_KEYSHIDDEN_NO
57 && hardKeyboardHidden == 2) {
58 out->inputFlags = ACONFIGURATION_KEYSHIDDEN_SOFT;
59 }
60 out->inputFlags |= env->GetIntField(clazz, gConfigurationClassInfo.navigationHidden)
61 << ResTable_config::SHIFT_NAVHIDDEN;
62
63 out->orientation = env->GetIntField(clazz, gConfigurationClassInfo.orientation);
64 out->uiMode = env->GetIntField(clazz, gConfigurationClassInfo.uiMode);
65 }
66
67 /*
68 * JNI registration.
69 */
70 static JNINativeMethod gMethods[] = {
71 /* name, signature, funcPtr */
72 //{ "getObbInfo_native", "(Ljava/lang/String;Landroid/content/res/ObbInfo;)Z",
73 // (void*) android_content_res_ObbScanner_getObbInfo },
74 };
75
76 #define FIND_CLASS(var, className) \
77 var = env->FindClass(className); \
78 LOG_FATAL_IF(! var, "Unable to find class " className); \
79 var = jclass(env->NewGlobalRef(var));
80
81 #define GET_FIELD_ID(var, clazz, fieldName, fieldDescriptor) \
82 var = env->GetFieldID(clazz, fieldName, fieldDescriptor); \
83 LOG_FATAL_IF(! var, "Unable to find field " fieldName);
84
register_android_content_res_Configuration(JNIEnv * env)85 int register_android_content_res_Configuration(JNIEnv* env)
86 {
87 FIND_CLASS(gConfigurationClassInfo.clazz, "android/content/res/Configuration");
88
89 GET_FIELD_ID(gConfigurationClassInfo.mcc, gConfigurationClassInfo.clazz,
90 "mcc", "I");
91 GET_FIELD_ID(gConfigurationClassInfo.mnc, gConfigurationClassInfo.clazz,
92 "mnc", "I");
93 GET_FIELD_ID(gConfigurationClassInfo.locale, gConfigurationClassInfo.clazz,
94 "locale", "Ljava/util/Locale;");
95 GET_FIELD_ID(gConfigurationClassInfo.screenLayout, gConfigurationClassInfo.clazz,
96 "screenLayout", "I");
97 GET_FIELD_ID(gConfigurationClassInfo.touchscreen, gConfigurationClassInfo.clazz,
98 "touchscreen", "I");
99 GET_FIELD_ID(gConfigurationClassInfo.keyboard, gConfigurationClassInfo.clazz,
100 "keyboard", "I");
101 GET_FIELD_ID(gConfigurationClassInfo.keyboardHidden, gConfigurationClassInfo.clazz,
102 "keyboardHidden", "I");
103 GET_FIELD_ID(gConfigurationClassInfo.hardKeyboardHidden, gConfigurationClassInfo.clazz,
104 "hardKeyboardHidden", "I");
105 GET_FIELD_ID(gConfigurationClassInfo.navigation, gConfigurationClassInfo.clazz,
106 "navigation", "I");
107 GET_FIELD_ID(gConfigurationClassInfo.navigationHidden, gConfigurationClassInfo.clazz,
108 "navigationHidden", "I");
109 GET_FIELD_ID(gConfigurationClassInfo.orientation, gConfigurationClassInfo.clazz,
110 "orientation", "I");
111 GET_FIELD_ID(gConfigurationClassInfo.uiMode, gConfigurationClassInfo.clazz,
112 "uiMode", "I");
113
114 return AndroidRuntime::registerNativeMethods(env, "android/content/res/Configuration", gMethods,
115 NELEM(gMethods));
116 }
117
118 }; // namespace android
119