Hide back button on keyguard and make it work for bouncer. (e5c7a894) · Commits · e / os / android_frameworks_base

packages/Keyguard/src/com/android/keyguard/KeyguardViewBase.java

+1 −15

Original line number	Diff line number	Diff line
		@@ -107,7 +107,6 @@ public abstract class KeyguardViewBase extends FrameLayout implements SecurityCa
		mSecurityContainer.setSecurityCallback(this);
		mSecurityContainer.showPrimarySecurityScreen(false);
		// mSecurityContainer.updateSecurityViews(false /* not bouncing */);
		setBackButtonEnabled(false);
		}

		/**
		@@ -127,12 +126,6 @@ public abstract class KeyguardViewBase extends FrameLayout implements SecurityCa
		return dismiss(false);
		}

		private void setBackButtonEnabled(boolean enabled) {
		setSystemUiVisibility(enabled ?
		getSystemUiVisibility() & ~View.STATUS_BAR_DISABLE_BACK :
		getSystemUiVisibility() \| View.STATUS_BAR_DISABLE_BACK);
		}

		protected void showBouncer(boolean show) {
		CharSequence what = getContext().getResources().getText(
		show ? R.string.keyguard_accessibility_show_bouncer
		@@ -143,8 +136,7 @@ public abstract class KeyguardViewBase extends FrameLayout implements SecurityCa

		public boolean handleBackKey() {
		if (mSecurityContainer.getCurrentSecuritySelection() == SecurityMode.Account) {
		// go back to primary screen and re-disable back
		setBackButtonEnabled(false);
		// go back to primary screen
		mSecurityContainer.showPrimarySecurityScreen(false /turningOff/);
		return true;
		}
		@@ -207,12 +199,6 @@ public abstract class KeyguardViewBase extends FrameLayout implements SecurityCa

		@Override
		public void onSecurityModeChanged(SecurityMode securityMode, boolean needsInput) {
		// Enable or disable the back button based on security mode
		if (securityMode == SecurityMode.Account && !mLockPatternUtils.isPermanentlyLocked()) {
		// we're showing account as a backup, provide a way to get back to primary
		setBackButtonEnabled(true);
		}

		if (mViewMediatorCallback != null) {
		mViewMediatorCallback.setNeedsInput(needsInput);
		}

packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardBouncer.java

+8 −0

Original line number	Diff line number	Diff line
		@@ -105,6 +105,10 @@ public class KeyguardBouncer {
		return KeyguardViewMediator.AWAKE_INTERVAL_DEFAULT_MS;
		}

		public boolean isShowing() {
		return mRoot != null && mRoot.getVisibility() == View.VISIBLE;
		}

		private void ensureView() {
		if (mRoot == null) {
		inflateView();
		@@ -128,4 +132,8 @@ public class KeyguardBouncer {
		mRoot = null;
		}
		}

		public boolean onBackPressed() {
		return mKeyguardView != null && mKeyguardView.handleBackKey();
		}
		}

packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java

+9 −0

Original line number	Diff line number	Diff line
		@@ -2857,6 +2857,15 @@ public class PhoneStatusBar extends BaseStatusBar implements DemoMode {
		}
		}

		public boolean onBackPressed() {
		if (mOnKeyguard) {
		return mStatusBarKeyguardViewManager.onBackPressed();
		} else {
		animateCollapsePanels();
		return true;
		}
		}

		private void showBouncer() {
		if (mOnKeyguard) {
		mStatusBarKeyguardViewManager.dismiss();

packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarKeyguardViewManager.java

+27 −1

Original line number	Diff line number	Diff line
		@@ -62,7 +62,6 @@ public class StatusBarKeyguardViewManager {
		mContext = context;
		mViewMediatorCallback = callback;
		mLockPatternUtils = lockPatternUtils;

		}

		public void registerStatusBar(PhoneStatusBar phoneStatusBar,
		@@ -83,10 +82,12 @@ public class StatusBarKeyguardViewManager {
		mStatusBarWindowManager.setKeyguardShowing(true);
		mPhoneStatusBar.showKeyguard();
		mBouncer.prepare();
		updateBackButtonState();
		}

		public void showBouncer() {
		mBouncer.show();
		updateBackButtonState();
		}

		/**
		@@ -95,6 +96,7 @@ public class StatusBarKeyguardViewManager {
		public void reset() {
		mBouncer.reset();
		mPhoneStatusBar.showKeyguard();
		updateBackButtonState();
		}

		public void onScreenTurnedOff() {
		@@ -165,4 +167,28 @@ public class StatusBarKeyguardViewManager {
		public boolean isShowing() {
		return mShowing;
		}

		/**
		* Notifies this manager that the back button has been pressed.
		*
		* @return whether the back press has been handled
		*/
		public boolean onBackPressed() {
		if (mBouncer.isShowing()) {
		mBouncer.hide();
		mPhoneStatusBar.showKeyguard();
		updateBackButtonState();
		return true;
		}
		return false;
		}

		private void updateBackButtonState() {
		int vis = mContainer.getSystemUiVisibility();
		if (mBouncer.isShowing()) {
		mContainer.setSystemUiVisibility(vis & ~View.STATUS_BAR_DISABLE_BACK);
		} else {
		mContainer.setSystemUiVisibility(vis \| View.STATUS_BAR_DISABLE_BACK);
		}
		}
		}

packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarWindowView.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -79,7 +79,7 @@ public class StatusBarWindowView extends FrameLayout
		switch (event.getKeyCode()) {
		case KeyEvent.KEYCODE_BACK:
		if (!down) {
		mService.animateCollapsePanels();
		mService.onBackPressed();
		}
		return true;
		}