Android Open Source - InfoSecProj System Ui Hider Base

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Back to project page InfoSecProj.

License

The source code is released under:

MIT License

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Java Source Code

package com.infosec.gesturelock.util;
//from w w w  .  ja  v  a 2 s  .com
import android.app.Activity;
import android.view.View;
import android.view.WindowManager;

/**
 * A base implementation of {@link SystemUiHider}. Uses APIs available in all
 * API levels to show and hide the status bar.
 */
public class SystemUiHiderBase extends SystemUiHider {
  /**
   * Whether or not the system UI is currently visible. This is a cached value
   * from calls to {@link #hide()} and {@link #show()}.
   */
  private boolean mVisible = true;

  /**
   * Constructor not intended to be called by clients. Use
   * {@link SystemUiHider#getInstance} to obtain an instance.
   */
  protected SystemUiHiderBase(Activity activity, View anchorView, int flags) {
    super(activity, anchorView, flags);
  }

  @Override
  public void setup() {
    if ((mFlags & FLAG_LAYOUT_IN_SCREEN_OLDER_DEVICES) == 0) {
      mActivity.getWindow().setFlags(
          WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
              | WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS,
          WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
              | WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS);
    }
  }

  @Override
  public boolean isVisible() {
    return mVisible;
  }

  @Override
  public void hide() {
    if ((mFlags & FLAG_FULLSCREEN) != 0) {
      mActivity.getWindow().setFlags(
          WindowManager.LayoutParams.FLAG_FULLSCREEN,
          WindowManager.LayoutParams.FLAG_FULLSCREEN);
    }
    mOnVisibilityChangeListener.onVisibilityChange(false);
    mVisible = false;
  }

  @Override
  public void show() {
    if ((mFlags & FLAG_FULLSCREEN) != 0) {
      mActivity.getWindow().setFlags(0,
          WindowManager.LayoutParams.FLAG_FULLSCREEN);
    }
    mOnVisibilityChangeListener.onVisibilityChange(true);
    mVisible = true;
  }
}

Java Source Code List