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Commit cf026ead authored by Tom Cherry's avatar Tom Cherry
Browse files

Revert "Make IME handling deterministic in CryptKeeper"

This reverts commit 4ae46cd1.

Bug: 36148078

Change-Id: I776ad2e6ba0eabacb3d6be6de23ba37fe5ce7bc7
parent 4ae46cd1
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+1 −1
Original line number Diff line number Diff line
@@ -21,7 +21,7 @@
     switcher, if necessary. Assumed to be in a horizontal LinearLayout. -->
<merge xmlns:android="http://schemas.android.com/apk/res/android">

    <com.android.settings.widget.ImeAwareEditText android:id="@+id/passwordEntry"
    <EditText android:id="@+id/passwordEntry"
        android:layout_height="wrap_content"
        android:layout_width="0dip"
        android:layout_weight="1"
+13 −8
Original line number Diff line number Diff line
@@ -57,6 +57,7 @@ import android.view.inputmethod.InputMethodInfo;
import android.view.inputmethod.InputMethodManager;
import android.view.inputmethod.InputMethodSubtype;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ProgressBar;
import android.widget.TextView;

@@ -65,7 +66,6 @@ import com.android.internal.widget.LockPatternUtils;
import com.android.internal.widget.LockPatternView;
import com.android.internal.widget.LockPatternView.Cell;
import com.android.internal.widget.LockPatternView.DisplayMode;
import com.android.settings.widget.ImeAwareEditText;

import java.util.List;

@@ -122,7 +122,7 @@ public class CryptKeeper extends Activity implements TextView.OnEditorActionList
    private boolean mCooldown = false;

    PowerManager.WakeLock mWakeLock;
    private ImeAwareEditText mPasswordEntry;
    private EditText mPasswordEntry;
    private LockPatternView mLockPatternView;
    /** Number of calls to {@link #notifyUser()} to ignore before notifying. */
    private int mNotificationCountdown = 0;
@@ -277,7 +277,9 @@ public class CryptKeeper extends Activity implements TextView.OnEditorActionList
            // Reenable the password entry
            if (mPasswordEntry != null) {
                mPasswordEntry.setEnabled(true);
                mPasswordEntry.scheduleShowSoftInput();
                final InputMethodManager imm = (InputMethodManager) getSystemService(
                        Context.INPUT_METHOD_SERVICE);
                imm.showSoftInput(mPasswordEntry, 0);
                setBackFunctionality(true);
            }
        }
@@ -742,7 +744,7 @@ public class CryptKeeper extends Activity implements TextView.OnEditorActionList

     private void passwordEntryInit() {
        // Password/pin case
        mPasswordEntry = (ImeAwareEditText) findViewById(R.id.passwordEntry);
        mPasswordEntry = (EditText) findViewById(R.id.passwordEntry);
        if (mPasswordEntry != null){
            mPasswordEntry.setOnEditorActionListener(this);
            mPasswordEntry.requestFocus();
@@ -795,13 +797,16 @@ public class CryptKeeper extends Activity implements TextView.OnEditorActionList
            }
        }

        // Make sure that the IME is shown when everything becomes ready.
        // Asynchronously throw up the IME, since there are issues with requesting it to be shown
        // immediately.
        if (mLockPatternView == null && !mCooldown) {
            getWindow().setSoftInputMode(
                                WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE);
            if (mPasswordEntry != null) {
                mPasswordEntry.scheduleShowSoftInput();
            mHandler.postDelayed(new Runnable() {
                @Override public void run() {
                    imm.showSoftInputUnchecked(0, null);
                }
            }, 0);
        }

        updateEmergencyCallButtonState();
+0 −92
Original line number Diff line number Diff line
/*
 * Copyright (C) 2017 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.settings.widget;

import android.content.Context;
import android.util.AttributeSet;
import android.view.View;
import android.view.inputmethod.EditorInfo;
import android.view.inputmethod.InputConnection;
import android.view.inputmethod.InputMethodManager;
import android.widget.EditText;

public class ImeAwareEditText extends EditText {
    private boolean mHasPendingShowSoftInputRequest;
    final Runnable mRunShowSoftInputIfNecessary = () -> showSoftInputIfNecessary();

    public ImeAwareEditText(Context context) {
        super(context, null);
    }

    public ImeAwareEditText(Context context, AttributeSet attrs) {
        super(context, attrs);
    }

    public ImeAwareEditText(Context context, AttributeSet attrs, int defStyleAttr) {
        super(context, attrs, defStyleAttr);
    }

    public ImeAwareEditText(Context context, AttributeSet attrs, int defStyleAttr,
            int defStyleRes) {
        super(context, attrs, defStyleAttr, defStyleRes);
    }

    /**
     * This method is called back by the system when the system is about to establish a connection
     * to the current input method.
     *
     * <p>This is a good and reliable signal to schedule a pending task to call
     * {@link InputMethodManager#showSoftInput(View, int)}.</p>
     *
     * @param editorInfo context about the text input field.
     * @return {@link InputConnection} to be passed to the input method.
     */
    @Override
    public InputConnection onCreateInputConnection(EditorInfo editorInfo) {
        final InputConnection ic = super.onCreateInputConnection(editorInfo);
        if (mHasPendingShowSoftInputRequest) {
            removeCallbacks(mRunShowSoftInputIfNecessary);
            post(mRunShowSoftInputIfNecessary);
        }
        return ic;
    }

    private void showSoftInputIfNecessary() {
        if (mHasPendingShowSoftInputRequest) {
            final InputMethodManager imm =
                    getContext().getSystemService(InputMethodManager.class);
            imm.showSoftInput(this, 0);
            mHasPendingShowSoftInputRequest = false;
        }
    }

    public void scheduleShowSoftInput() {
        final InputMethodManager imm = getContext().getSystemService(InputMethodManager.class);
        if (imm.isActive(this)) {
            // This means that ImeAwareEditText is already connected to the IME.
            // InputMethodManager#showSoftInput() is guaranteed to pass client-side focus check.
            mHasPendingShowSoftInputRequest = false;
            removeCallbacks(mRunShowSoftInputIfNecessary);
            imm.showSoftInput(this, 0);
            return;
        }

        // Otherwise, InputMethodManager#showSoftInput() should be deferred after
        // onCreateInputConnection().
        mHasPendingShowSoftInputRequest = true;
    }
}