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am c3a30a00: Merge change 24153 into eclair

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Merge commit 'c3a30a00333910268e2b93c58f14214b074aa929' into eclair-plus-aosp

* commit 'c3a30a00333910268e2b93c58f14214b074aa929':
  adding support for webkit plugins to use the java view system
This commit is contained in:
Derek Sollenberger
2009-09-08 13:42:03 -07:00
committed by Android Git Automerger
parent 366f2e61fe c3a30a0033
commit af4ce5bd00
4 changed files with 224 additions and 0 deletions
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45
api/current.xml
View File

@@ -165277,6 +165277,51 @@
</parameter> </parameter>
</method> </method>
</class> </class>
<class name="PluginStub"
extends="java.lang.Object"
abstract="true"
static="false"
final="false"
deprecated="not deprecated"
visibility="public"
>
<constructor name="PluginStub"
type="android.webkit.PluginStub"
static="false"
final="false"
deprecated="not deprecated"
visibility="public"
>
<parameter name="npp" type="int">
</parameter>
</constructor>
<method name="getEmbeddedView"
return="android.view.View"
abstract="true"
native="false"
synchronized="false"
static="false"
final="false"
deprecated="not deprecated"
visibility="public"
>
<parameter name="context" type="android.content.Context">
</parameter>
</method>
<method name="getFullScreenView"
return="android.view.View"
abstract="true"
native="false"
synchronized="false"
static="false"
final="false"
deprecated="not deprecated"
visibility="public"
>
<parameter name="context" type="android.content.Context">
</parameter>
</method>
</class>
<class name="SslErrorHandler" <class name="SslErrorHandler"
extends="android.os.Handler" extends="android.os.Handler"
abstract="false" abstract="false"

67
core/java/android/webkit/PluginActivity.java Normal file
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@@ -0,0 +1,67 @@
/*
* Copyright (C) 2009 The Android Open Source Project
*
* Licensed 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
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.webkit;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
/**
* This activity is invoked when a plugin elects to go into full screen mode.
* @hide
*/
public class PluginActivity extends Activity {
/* package */ static final String INTENT_EXTRA_PACKAGE_NAME =
"android.webkit.plugin.PACKAGE_NAME";
/* package */ static final String INTENT_EXTRA_CLASS_NAME =
"android.webkit.plugin.CLASS_NAME";
/* package */ static final String INTENT_EXTRA_NPP_INSTANCE =
"android.webkit.plugin.NPP_INSTANCE";
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
final Intent intent = getIntent();
if (intent == null) {
// No intent means no class to lookup.
finish();
}
final String packageName =
intent.getStringExtra(INTENT_EXTRA_PACKAGE_NAME);
final String className = intent.getStringExtra(INTENT_EXTRA_CLASS_NAME);
final int npp = intent.getIntExtra(INTENT_EXTRA_NPP_INSTANCE, -1);
// Retrieve the PluginStub implemented in packageName.className
PluginStub stub =
PluginUtil.getPluginStub(this, packageName, className, npp);
if (stub != null) {
View pluginView = stub.getFullScreenView(this);
if (pluginView != null) {
setContentView(pluginView);
} else {
// No custom full-sreen view returned by the plugin, odd but
// just in case, finish the activity.
finish();
}
} else {
finish();
}
}
}

50
core/java/android/webkit/PluginStub.java Normal file
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@@ -0,0 +1,50 @@
/*
* Copyright (C) 2009 The Android Open Source Project
*
* Licensed 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
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.webkit;
import android.content.Context;
import android.view.View;
/**
* This abstract class is used to implement plugins in a WebView. A plugin
* package may extend this class and implement the abstract functions to create
* embedded or fullscreeen views displayed in a WebView. The PluginStub
* implementation will be provided the same NPP instance that is created
* through the native interface.
*/
public abstract class PluginStub {
/**
* Construct a new PluginStub implementation for the given NPP instance.
* @param npp The native NPP instance.
*/
public PluginStub(int npp) { }
/**
* Return a custom embedded view to draw the plugin.
* @param context The current application's Context.
* @return A custom View that will be managed by WebView.
*/
public abstract View getEmbeddedView(Context context);
/**
* Return a custom full-screen view to be displayed when the user requests
* a plugin display as full-screen. Note that the application may choose not
* to display this View as completely full-screen.
* @param context The current application's Context.
* @return A custom View that will be managed by the application.
*/
public abstract View getFullScreenView(Context context);
}

62
core/java/android/webkit/PluginUtil.java Normal file
View File

@@ -0,0 +1,62 @@
/*
* Copyright (C) 2009 The Android Open Source Project
*
* Licensed 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
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.webkit;
import android.content.Context;
import android.content.pm.PackageManager.NameNotFoundException;
import android.util.Log;
import java.lang.reflect.Constructor;
import java.lang.reflect.InvocationTargetException;
class PluginUtil {
private static final String LOGTAG = "PluginUtil";
/**
*
* @param packageName the name of the apk where the class can be found
* @param className the fully qualified name of a subclass of PluginStub
*/
/* package */
static PluginStub getPluginStub(Context context, String packageName,
String className, int NPP) {
try {
Context pluginContext = context.createPackageContext(packageName,
Context.CONTEXT_INCLUDE_CODE |
Context.CONTEXT_IGNORE_SECURITY);
ClassLoader pluginCL = pluginContext.getClassLoader();
Class<?> stubClass =
pluginCL.loadClass(className);
Constructor<?> stubConstructor =
stubClass.getConstructor(int.class);
Object stubObject = stubConstructor.newInstance(NPP);
if (stubObject instanceof PluginStub) {
return (PluginStub) stubObject;
} else {
Log.e(LOGTAG, "The plugin class is not of type PluginStub");
}
} catch (Exception e) {
// Any number of things could have happened. Log the exception and
// return null. Careful not to use Log.e(LOGTAG, "String", e)
// because that reports the exception to the checkin service.
Log.e(LOGTAG, Log.getStackTraceString(e));
}
return null;
}
}