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/*
* Copyright (C) 2014 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.keyguard;
import static com.android.keyguard.KeyguardSecurityView.PROMPT_REASON_DEVICE_ADMIN;
import static com.android.keyguard.KeyguardSecurityView.PROMPT_REASON_NONE;
import static com.android.keyguard.KeyguardSecurityView.PROMPT_REASON_PREPARE_FOR_UPDATE;
import static com.android.keyguard.KeyguardSecurityView.PROMPT_REASON_RESTART;
import static com.android.keyguard.KeyguardSecurityView.PROMPT_REASON_TIMEOUT;
import static com.android.keyguard.KeyguardSecurityView.PROMPT_REASON_USER_REQUEST;
import android.content.Context;
import android.graphics.Rect;
import android.util.AttributeSet;
import android.view.KeyEvent;
import android.view.View;
import com.android.internal.widget.LockscreenCredential;
import com.android.systemui.R;
/**
* A Pin based Keyguard input view
*/
public abstract class KeyguardPinBasedInputView extends KeyguardAbsKeyInputView {
protected PasswordTextView mPasswordEntry;
private NumPadButton mOkButton;
private NumPadButton mDeleteButton;
private NumPadKey[] mButtons = new NumPadKey[10];
public KeyguardPinBasedInputView(Context context) {
this(context, null);
}
public KeyguardPinBasedInputView(Context context, AttributeSet attrs) {
super(context, attrs);
}
@Override
protected boolean onRequestFocusInDescendants(int direction, Rect previouslyFocusedRect) {
// send focus to the password field
return mPasswordEntry.requestFocus(direction, previouslyFocusedRect);
}
@Override
protected void resetState() {
}
@Override
protected void setPasswordEntryEnabled(boolean enabled) {
mPasswordEntry.setEnabled(enabled);
mOkButton.setEnabled(enabled);
if (enabled && !mPasswordEntry.hasFocus()) {
mPasswordEntry.requestFocus();
}
}
@Override
protected void setPasswordEntryInputEnabled(boolean enabled) {
mPasswordEntry.setEnabled(enabled);
mOkButton.setEnabled(enabled);
if (enabled && !mPasswordEntry.hasFocus()) {
mPasswordEntry.requestFocus();
}
}
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
if (KeyEvent.isConfirmKey(keyCode)) {
mOkButton.performClick();
return true;
} else if (keyCode == KeyEvent.KEYCODE_DEL) {
mDeleteButton.performClick();
return true;
}
if (keyCode >= KeyEvent.KEYCODE_0 && keyCode <= KeyEvent.KEYCODE_9) {
int number = keyCode - KeyEvent.KEYCODE_0;
performNumberClick(number);
return true;
}
if (keyCode >= KeyEvent.KEYCODE_NUMPAD_0 && keyCode <= KeyEvent.KEYCODE_NUMPAD_9) {
int number = keyCode - KeyEvent.KEYCODE_NUMPAD_0;
performNumberClick(number);
return true;
}
return super.onKeyDown(keyCode, event);
}
@Override
protected int getPromptReasonStringRes(int reason) {
switch (reason) {
case PROMPT_REASON_RESTART:
return R.string.kg_prompt_reason_restart_pin;
case PROMPT_REASON_TIMEOUT:
return R.string.kg_prompt_reason_timeout_pin;
case PROMPT_REASON_DEVICE_ADMIN:
return R.string.kg_prompt_reason_device_admin;
case PROMPT_REASON_USER_REQUEST:
return R.string.kg_prompt_reason_user_request;
case PROMPT_REASON_PREPARE_FOR_UPDATE:
return R.string.kg_prompt_reason_timeout_pin;
case PROMPT_REASON_NONE:
return 0;
default:
return R.string.kg_prompt_reason_timeout_pin;
}
}
private void performNumberClick(int number) {
if (number >= 0 && number <= 9) {
mButtons[number].performClick();
}
}
@Override
protected void resetPasswordText(boolean animate, boolean announce) {
mPasswordEntry.reset(animate, announce);
}
@Override
protected LockscreenCredential getEnteredCredential() {
return LockscreenCredential.createPinOrNone(mPasswordEntry.getText());
}
@Override
protected void onFinishInflate() {
mPasswordEntry = findViewById(getPasswordTextViewId());
// Set selected property on so the view can send accessibility events.
mPasswordEntry.setSelected(true);
mOkButton = findViewById(R.id.key_enter);
mDeleteButton = findViewById(R.id.delete_button);
mDeleteButton.setVisibility(View.VISIBLE);
mButtons[0] = findViewById(R.id.key0);
mButtons[1] = findViewById(R.id.key1);
mButtons[2] = findViewById(R.id.key2);
mButtons[3] = findViewById(R.id.key3);
mButtons[4] = findViewById(R.id.key4);
mButtons[5] = findViewById(R.id.key5);
mButtons[6] = findViewById(R.id.key6);
mButtons[7] = findViewById(R.id.key7);
mButtons[8] = findViewById(R.id.key8);
mButtons[9] = findViewById(R.id.key9);
mPasswordEntry.requestFocus();
super.onFinishInflate();
reloadColors();
}
NumPadKey[] getButtons() {
return mButtons;
}
/**
* By default, the new layout will be enabled. When false, revert to the old style.
*/
public void setIsNewLayoutEnabled(boolean isEnabled) {
if (!isEnabled) {
for (int i = 0; i < mButtons.length; i++) {
mButtons[i].disableNewLayout();
}
mDeleteButton.disableNewLayout();
mOkButton.disableNewLayout();
reloadColors();
}
}
/**
* Reload colors from resources.
**/
public void reloadColors() {
for (NumPadKey key : mButtons) {
key.reloadColors();
}
mPasswordEntry.reloadColors();
mDeleteButton.reloadColors();
mOkButton.reloadColors();
}
@Override
public CharSequence getTitle() {
return getContext().getString(
com.android.internal.R.string.keyguard_accessibility_pin_unlock);
}
}
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