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Do not show soft keyboard when locked out

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- Remove stateVisible for ConfirmLockPassword activity so that
  soft keyboard does not auto show up when the activity starts;
- Programatically show/hide soft keyboard when ConfirmLockPassword
  activity window gains focus;

Bug:20542149
Change-Id: I3faa20312d2d25752bd35b70dc8ed785e7687f0a
This commit is contained in:
Xiyuan Xia
2015-05-20 14:26:15 -07:00
parent b56a10368f
commit 4a8edaf8b0
2 changed files with 46 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

49
src/com/android/settings/ConfirmLockPassword.java
View File

@@ -16,7 +16,6 @@
package com.android.settings;
import android.annotation.Nullable;
import android.os.UserHandle;
import android.text.TextUtils;
import com.android.internal.logging.MetricsLogger;
@@ -24,7 +23,9 @@ import com.android.internal.widget.LockPatternChecker;
import com.android.internal.widget.LockPatternUtils;
import com.android.internal.widget.TextViewInputDisabler;
import android.app.Fragment;
import android.app.admin.DevicePolicyManager;
import android.content.Context;
import android.content.Intent;
import android.os.AsyncTask;
import android.os.Bundle;
@@ -35,11 +36,11 @@ import android.os.storage.StorageManager;
import android.text.InputType;
import android.view.KeyEvent;
import android.view.LayoutInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.view.inputmethod.EditorInfo;
import android.view.inputmethod.InputMethodManager;
import android.widget.TextView;
import android.widget.TextView.OnEditorActionListener;
@@ -61,6 +62,15 @@ public class ConfirmLockPassword extends ConfirmDeviceCredentialBaseActivity {
return false;
}
@Override
public void onWindowFocusChanged(boolean hasFocus) {
super.onWindowFocusChanged(hasFocus);
Fragment fragment = getFragmentManager().findFragmentById(R.id.main_content);
if (fragment != null && fragment instanceof ConfirmLockPasswordFragment) {
((ConfirmLockPasswordFragment)fragment).onWindowFocusChanged(hasFocus);
}
}
public static class ConfirmLockPasswordFragment extends ConfirmDeviceCredentialBaseFragment
implements OnClickListener, OnEditorActionListener {
private static final String KEY_NUM_WRONG_CONFIRM_ATTEMPTS
@@ -77,6 +87,7 @@ public class ConfirmLockPassword extends ConfirmDeviceCredentialBaseActivity {
private int mNumWrongConfirmAttempts;
private CountDownTimer mCountdownTimer;
private boolean mIsAlpha;
private InputMethodManager mImm;
// required constructor for fragments
public ConfirmLockPasswordFragment() {
@@ -111,6 +122,9 @@ public class ConfirmLockPassword extends ConfirmDeviceCredentialBaseActivity {
|| DevicePolicyManager.PASSWORD_QUALITY_ALPHANUMERIC == storedQuality
|| DevicePolicyManager.PASSWORD_QUALITY_COMPLEX == storedQuality;
mImm = (InputMethodManager) getActivity().getSystemService(
Context.INPUT_METHOD_SERVICE);
Intent intent = getActivity().getIntent();
if (intent != null) {
CharSequence headerMessage = intent.getCharSequenceExtra(
@@ -172,7 +186,7 @@ public class ConfirmLockPassword extends ConfirmDeviceCredentialBaseActivity {
if (deadline != 0) {
handleAttemptLockout(deadline);
} else {
mPasswordEntryInputDisabler.setInputEnabled(true);
resetState();
}
}
@@ -189,6 +203,31 @@ public class ConfirmLockPassword extends ConfirmDeviceCredentialBaseActivity {
getActivity().finish();
}
private void resetState() {
mPasswordEntry.setEnabled(true);
mPasswordEntryInputDisabler.setInputEnabled(true);
mImm.showSoftInput(mPasswordEntry, InputMethodManager.SHOW_IMPLICIT);
}
public void onWindowFocusChanged(boolean hasFocus) {
if (!hasFocus) {
return;
}
// Post to let window focus logic to finish to allow soft input show/hide properly.
mPasswordEntry.post(new Runnable() {
@Override
public void run() {
if (mPasswordEntry.isEnabled()) {
resetState();
return;
}
mImm.hideSoftInputFromWindow(mPasswordEntry.getWindowToken(),
InputMethodManager.HIDE_IMPLICIT_ONLY);
}
});
}
private void handleNext() {
mPasswordEntryInputDisabler.setInputEnabled(false);
if (mPendingLockCheck != null) {
@@ -279,7 +318,7 @@ public class ConfirmLockPassword extends ConfirmDeviceCredentialBaseActivity {
private void handleAttemptLockout(long elapsedRealtimeDeadline) {
long elapsedRealtime = SystemClock.elapsedRealtime();
mPasswordEntryInputDisabler.setInputEnabled(false);
mPasswordEntry.setEnabled(false);
mCountdownTimer = new CountDownTimer(
elapsedRealtimeDeadline - elapsedRealtime,
LockPatternUtils.FAILED_ATTEMPT_COUNTDOWN_INTERVAL_MS) {
@@ -294,7 +333,7 @@ public class ConfirmLockPassword extends ConfirmDeviceCredentialBaseActivity {
@Override
public void onFinish() {
mPasswordEntryInputDisabler.setInputEnabled(true);
resetState();
mErrorTextView.setText("");
mNumWrongConfirmAttempts = 0;
}