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Add padlock to usb modes when disabled by admin.

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Change-Id: I8504febd78f083eb3ff88926fe29d69edc62b6ef
This commit is contained in:
Sudheer Shanka
2016-01-20 20:55:39 +00:00
parent ad1a279ac1
commit 1c3fd76ee0
2 changed files with 48 additions and 6 deletions
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5
src/com/android/settings/deviceinfo/UsbBackend.java
View File

@@ -134,13 +134,16 @@ public class UsbBackend {
? UsbPort.POWER_ROLE_SOURCE : UsbPort.POWER_ROLE_SINK;
}
public boolean isModeSupported(int mode) {
public boolean isModeDisallowedByAdmin(int mode) {
if (mRestricted && (mode & MODE_DATA_MASK) != MODE_DATA_NONE
&& (mode & MODE_DATA_MASK) != MODE_DATA_MIDI) {
// No USB data modes are supported.
return true;
}
return false;
}
public boolean isModeSupported(int mode) {
if (!mMidi && (mode & MODE_DATA_MASK) == MODE_DATA_MIDI) {
return false;
}

47
src/com/android/settings/deviceinfo/UsbModeChooserActivity.java
View File

@@ -25,8 +25,12 @@ import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.IntentFilter;
import android.graphics.drawable.Drawable;
import android.graphics.PorterDuff;
import android.hardware.usb.UsbManager;
import android.os.Bundle;
import android.os.UserHandle;
import android.os.UserManager;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
@@ -35,6 +39,9 @@ import android.widget.LinearLayout;
import android.widget.TextView;
import com.android.settings.R;
import com.android.settingslib.RestrictedLockUtils;
import static com.android.settingslib.RestrictedLockUtils.EnforcedAdmin;
/**
* UI for the USB chooser dialog.
@@ -53,6 +60,7 @@ public class UsbModeChooserActivity extends Activity {
private UsbBackend mBackend;
private AlertDialog mDialog;
private LayoutInflater mLayoutInflater;
private EnforcedAdmin mEnforcedAdmin;
private BroadcastReceiver mDisconnectedReceiver = new BroadcastReceiver() {
@Override
@@ -93,11 +101,14 @@ public class UsbModeChooserActivity extends Activity {
LinearLayout container = (LinearLayout) mDialog.findViewById(R.id.container);
mEnforcedAdmin = RestrictedLockUtils.checkIfRestrictionEnforced(this,
UserManager.DISALLOW_USB_FILE_TRANSFER, UserHandle.myUserId());
mBackend = new UsbBackend(this);
int current = mBackend.getCurrentMode();
for (int i = 0; i < DEFAULT_MODES.length; i++) {
if (mBackend.isModeSupported(DEFAULT_MODES[i])) {
inflateOption(DEFAULT_MODES[i], current == DEFAULT_MODES[i], container);
inflateOption(DEFAULT_MODES[i], current == DEFAULT_MODES[i], container,
mBackend.isModeDisallowedByAdmin(DEFAULT_MODES[i]));
}
}
}
@@ -116,15 +127,31 @@ public class UsbModeChooserActivity extends Activity {
super.onStop();
}
private void inflateOption(final int mode, boolean selected, LinearLayout container) {
private void inflateOption(final int mode, boolean selected, LinearLayout container,
final boolean disallowedByAdmin) {
View v = mLayoutInflater.inflate(R.layout.radio_with_summary, container, false);
((TextView) v.findViewById(android.R.id.title)).setText(getTitle(mode));
((TextView) v.findViewById(android.R.id.summary)).setText(getSummary(mode));
TextView titleView = (TextView) v.findViewById(android.R.id.title);
titleView.setText(getTitle(mode));
TextView summaryView = (TextView) v.findViewById(android.R.id.summary);
summaryView.setText(getSummary(mode));
if (disallowedByAdmin) {
if (mEnforcedAdmin != null) {
setDisabledByAdmin(titleView, summaryView);
} else {
return;
}
}
v.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
if (disallowedByAdmin && mEnforcedAdmin != null) {
RestrictedLockUtils.sendShowAdminSupportDetailsIntent(
UsbModeChooserActivity.this, mEnforcedAdmin);
return;
}
if (!ActivityManager.isUserAMonkey()) {
mBackend.setMode(mode);
}
@@ -136,6 +163,18 @@ public class UsbModeChooserActivity extends Activity {
container.addView(v);
}
private void setDisabledByAdmin(TextView titleView, TextView summaryView) {
if (mEnforcedAdmin != null) {
titleView.setEnabled(false);
summaryView.setEnabled(false);
RestrictedLockUtils.setTextViewPadlock(this,
titleView, true /* showPadlock */);
Drawable[] compoundDrawables = titleView.getCompoundDrawablesRelative();
compoundDrawables[0 /* start */].mutate().setColorFilter(
getColor(R.color.disabled_text_color), PorterDuff.Mode.MULTIPLY);
}
}
private static int getSummary(int mode) {
switch (mode) {
case UsbBackend.MODE_POWER_SINK | UsbBackend.MODE_DATA_NONE: