@Override
protected void onFinishInflate() {
super.onFinishInflate();
mLockPatternUtils = new LockPatternUtils(mContext);
mPreviewContainer = (ViewGroup) findViewById(R.id.preview_container);
mCameraImageView = (KeyguardAffordanceView) findViewById(R.id.camera_button);
mPhoneImageView = (KeyguardAffordanceView) findViewById(R.id.phone_button);
mLockIcon = (KeyguardAffordanceView) findViewById(R.id.lock_icon);
mIndicationText = (TextView) findViewById(R.id.keyguard_indication_text);
watchForCameraPolicyChanges();
updateCameraVisibility();
updatePhoneVisibility();
mUnlockMethodCache = UnlockMethodCache.getInstance(getContext());
mUnlockMethodCache.addListener(this);
updateLockIcon();
setClipChildren(false);
setClipToPadding(false);
mPreviewInflater = new PreviewInflater(mContext, new LockPatternUtils(mContext));
inflatePreviews();
mLockIcon.setOnClickListener(this);
mLockIcon.setBackground(mTrustDrawable);
mLockIcon.setOnLongClickListener(this);
mCameraImageView.setOnClickListener(this);
mPhoneImageView.setOnClickListener(this);
initAccessibility();
}
@Override
public void onStateChanged(boolean accessibilityEnabled, boolean touchExplorationEnabled) {
mCameraImageView.setClickable(touchExplorationEnabled);
mPhoneImageView.setClickable(touchExplorationEnabled);
mCameraImageView.setFocusable(accessibilityEnabled);
mPhoneImageView.setFocusable(accessibilityEnabled);
updateLockIconClickability();
}
private void updateLockIconClickability() {
if (mAccessibilityController == null) {
return;
}
boolean clickToUnlock = mAccessibilityController.isTouchExplorationEnabled();
boolean clickToForceLock =
mUnlockMethodCache.isTrustManaged() && !mAccessibilityController.isAccessibilityEnabled();
boolean longClickToForceLock = mUnlockMethodCache.isTrustManaged() && !clickToForceLock;
mLockIcon.setClickable(clickToForceLock || clickToUnlock);
mLockIcon.setLongClickable(longClickToForceLock);
mLockIcon.setFocusable(mAccessibilityController.isAccessibilityEnabled());
}
private void updateLockIcon() {
boolean visible = isShown() && KeyguardUpdateMonitor.getInstance(mContext).isScreenOn();
if (visible) {
mTrustDrawable.start();
} else {
mTrustDrawable.stop();
}
if (!visible) {
return;
}
// TODO: Real icon for facelock.
int iconRes =
mUnlockMethodCache.isFaceUnlockRunning()
? com.android.internal.R.drawable.ic_account_circle
: mUnlockMethodCache.isMethodInsecure()
? R.drawable.ic_lock_open_24dp
: R.drawable.ic_lock_24dp;
if (mLastUnlockIconRes != iconRes) {
Drawable icon = mContext.getDrawable(iconRes);
int iconHeight =
getResources().getDimensionPixelSize(R.dimen.keyguard_affordance_icon_height);
int iconWidth = getResources().getDimensionPixelSize(R.dimen.keyguard_affordance_icon_width);
if (icon.getIntrinsicHeight() != iconHeight || icon.getIntrinsicWidth() != iconWidth) {
icon = new IntrinsicSizeDrawable(icon, iconWidth, iconHeight);
}
mLockIcon.setImageDrawable(icon);
}
boolean trustManaged = mUnlockMethodCache.isTrustManaged();
mTrustDrawable.setTrustManaged(trustManaged);
updateLockIconClickability();
}
private void updateCameraVisibility() {
ResolveInfo resolved =
mContext
.getPackageManager()
.resolveActivityAsUser(
getCameraIntent(),
PackageManager.MATCH_DEFAULT_ONLY,
mLockPatternUtils.getCurrentUser());
boolean visible =
!isCameraDisabledByDpm()
&& resolved != null
&& getResources().getBoolean(R.bool.config_keyguardShowCameraAffordance);
mCameraImageView.setVisibility(visible ? View.VISIBLE : View.GONE);
}
private void updatePhoneVisibility() {
boolean visible = isPhoneVisible();
mPhoneImageView.setVisibility(visible ? View.VISIBLE : View.GONE);
}
private void initAccessibility() {
mLockIcon.setAccessibilityDelegate(mAccessibilityDelegate);
mPhoneImageView.setAccessibilityDelegate(mAccessibilityDelegate);
mCameraImageView.setAccessibilityDelegate(mAccessibilityDelegate);
}