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-rw-r--r--packages/SystemUI/AndroidManifest.xml9
-rw-r--r--packages/SystemUI/res/values/strings.xml12
-rw-r--r--packages/SystemUI/src/com/android/systemui/usb/UsbAccessoryUriActivity.java100
-rw-r--r--services/java/com/android/server/usb/UsbDeviceSettingsManager.java29
4 files changed, 145 insertions, 5 deletions
diff --git a/packages/SystemUI/AndroidManifest.xml b/packages/SystemUI/AndroidManifest.xml
index fee245f..ecd6fb6 100644
--- a/packages/SystemUI/AndroidManifest.xml
+++ b/packages/SystemUI/AndroidManifest.xml
@@ -57,5 +57,14 @@
android:finishOnCloseSystemDialogs="true"
android:excludeFromRecents="true">
</activity>
+
+ <!-- started from UsbDeviceSettingsManager -->
+ <activity android:name=".usb.UsbAccessoryUriActivity"
+ android:exported="true"
+ android:permission="android.permission.MANAGE_USB"
+ android:theme="@*android:style/Theme.Holo.Dialog.Alert"
+ android:finishOnCloseSystemDialogs="true"
+ android:excludeFromRecents="true">
+ </activity>
</application>
</manifest>
diff --git a/packages/SystemUI/res/values/strings.xml b/packages/SystemUI/res/values/strings.xml
index becad6a..06c8ed9 100644
--- a/packages/SystemUI/res/values/strings.xml
+++ b/packages/SystemUI/res/values/strings.xml
@@ -122,4 +122,16 @@
<!-- Prompt for the USB accessory permission dialog [CHAR LIMIT=80] -->
<string name="usb_accessory_permission_prompt">Allow the application %1$s to access the USB accessory?</string>
+ <!-- Prompt for the USB accessory URI dialog [CHAR LIMIT=80] -->
+ <string name="usb_accessory_uri_prompt">Additional information for this device may be found at: %1$s</string>
+
+ <!-- Title for USB accessory dialog. Used when the name of the accessory cannot be determined. [CHAR LIMIT=50] -->
+ <string name="title_usb_accessory">USB accessory</string>
+
+ <!-- View button label for USB dialogs. [CHAR LIMIT=15] -->
+ <string name="label_view">View</string>
+
+ <!-- Ignore button label for USB dialogs. [CHAR LIMIT=15] -->
+ <string name="label_ignore">Ignore</string>
+
</resources>
diff --git a/packages/SystemUI/src/com/android/systemui/usb/UsbAccessoryUriActivity.java b/packages/SystemUI/src/com/android/systemui/usb/UsbAccessoryUriActivity.java
new file mode 100644
index 0000000..eefb1c6
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/usb/UsbAccessoryUriActivity.java
@@ -0,0 +1,100 @@
+/*
+ * Copyright (C) 2011 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 com.android.systemui.usb;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.content.ActivityNotFoundException;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.content.Intent;
+import android.net.Uri;
+import android.hardware.usb.UsbAccessory;
+import android.hardware.usb.UsbManager;
+import android.os.Bundle;
+import android.util.Log;
+
+import com.android.internal.app.AlertActivity;
+import com.android.internal.app.AlertController;
+
+import com.android.systemui.R;
+
+/**
+ * If the attached USB accessory has a URL associated with it, and that URL is valid,
+ * show this dialog to the user to allow them to optionally visit that URL for more
+ * information or software downloads.
+ * Otherwise (no valid URL) this activity does nothing at all, finishing immediately.
+ */
+public class UsbAccessoryUriActivity extends AlertActivity
+ implements DialogInterface.OnClickListener {
+
+ private static final String TAG = "UsbAccessoryUriActivity";
+
+ private UsbAccessory mAccessory;
+ private Uri mUri;
+
+ @Override
+ public void onCreate(Bundle icicle) {
+ super.onCreate(icicle);
+
+ Intent intent = getIntent();
+ mAccessory = (UsbAccessory)intent.getParcelableExtra(UsbManager.EXTRA_ACCESSORY);
+ String uriString = intent.getStringExtra("uri");
+ mUri = (uriString == null ? null : Uri.parse(uriString));
+
+ // sanity check before displaying dialog
+ if (mUri == null) {
+ Log.e(TAG, "could not parse Uri " + uriString);
+ finish();
+ return;
+ }
+ String scheme = mUri.getScheme();
+ if (!"http".equals(scheme) && !"https".equals(scheme)) {
+ Log.e(TAG, "Uri not http or https: " + mUri);
+ finish();
+ return;
+ }
+
+ final AlertController.AlertParams ap = mAlertParams;
+ ap.mTitle = mAccessory.getDescription();
+ if (ap.mTitle == null || ap.mTitle.length() == 0) {
+ ap.mTitle = getString(R.string.title_usb_accessory);
+ }
+ ap.mMessage = getString(R.string.usb_accessory_uri_prompt, mUri);
+ ap.mPositiveButtonText = getString(R.string.label_view);
+ ap.mNegativeButtonText = getString(R.string.label_ignore);
+ ap.mPositiveButtonListener = this;
+ ap.mNegativeButtonListener = this;
+
+ setupAlert();
+ }
+
+ public void onClick(DialogInterface dialog, int which) {
+ if (which == AlertDialog.BUTTON_POSITIVE) {
+ // launch the browser
+ Intent intent = new Intent(Intent.ACTION_VIEW, mUri);
+ intent.addCategory(Intent.CATEGORY_BROWSABLE);
+ intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+ try {
+ startActivity(intent);
+ } catch (ActivityNotFoundException e) {
+ Log.e(TAG, "startActivity failed for " + mUri);
+ }
+ }
+ finish();
+ }
+}
diff --git a/services/java/com/android/server/usb/UsbDeviceSettingsManager.java b/services/java/com/android/server/usb/UsbDeviceSettingsManager.java
index 9398979..7fde67a 100644
--- a/services/java/com/android/server/usb/UsbDeviceSettingsManager.java
+++ b/services/java/com/android/server/usb/UsbDeviceSettingsManager.java
@@ -568,8 +568,31 @@ class UsbDeviceSettingsManager {
private void resolveActivity(Intent intent, ArrayList<ResolveInfo> matches,
String defaultPackage, UsbDevice device, UsbAccessory accessory) {
int count = matches.size();
+
// don't show the resolver activity if there are no choices available
- if (count == 0) return;
+ if (count == 0) {
+ if (accessory != null) {
+ String uri = accessory.getUri();
+ if (uri != null && uri.length() > 0) {
+ // display URI to user
+ // start UsbResolverActivity so user can choose an activity
+ Intent dialogIntent = new Intent();
+ dialogIntent.setClassName("com.android.systemui",
+ "com.android.systemui.usb.UsbAccessoryUriActivity");
+ dialogIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+ dialogIntent.putExtra(UsbManager.EXTRA_ACCESSORY, accessory);
+ dialogIntent.putExtra("uri", uri);
+ try {
+ mContext.startActivity(dialogIntent);
+ } catch (ActivityNotFoundException e) {
+ Log.e(TAG, "unable to start UsbAccessoryUriActivity");
+ }
+ }
+ }
+
+ // do nothing
+ return;
+ }
ResolveInfo defaultRI = null;
if (count == 1 && defaultPackage == null) {
@@ -613,8 +636,6 @@ class UsbDeviceSettingsManager {
Log.e(TAG, "startActivity failed", e);
}
} else {
- long identity = Binder.clearCallingIdentity();
-
// start UsbResolverActivity so user can choose an activity
Intent resolverIntent = new Intent();
resolverIntent.setClassName("com.android.systemui",
@@ -626,8 +647,6 @@ class UsbDeviceSettingsManager {
mContext.startActivity(resolverIntent);
} catch (ActivityNotFoundException e) {
Log.e(TAG, "unable to start UsbResolverActivity");
- } finally {
- Binder.restoreCallingIdentity(identity);
}
}
}