com.google.android.material.appbar.CollapsingToolbarLayout Java Examples

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    Toolbar toolbar =  findViewById(R.id.toolbar);
    setSupportActionBar(toolbar);

    collapsingToolbarLayout = (CollapsingToolbarLayout) findViewById(R.id.collapsing_toolbar);
    collapsingToolbarLayout.setTitle(getResources().getString(R.string.app_name));


    FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
    fab.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
                    .setAction("Action", null).show();
        }
    });

    dynamicToolbarColor();

    toolbarTextAppernce();
}
 

@Override protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_about);

        Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);
        CollapsingToolbarLayout toolBarLayout = (CollapsingToolbarLayout) findViewById(R.id.toolbar_layout);
        toolBarLayout.setTitle(getTitle());

        FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
        fab.setOnClickListener(new View.OnClickListener() {
            @Override public void onClick(View view) {
                //                Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG).setAction
                // ("Action", null)
                //                        .show();

                startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse("http://github.com/junjunguo/PocketMaps/")));

            }
        });

        //         set status bar
//        new SetStatusBarColor().setSystemBarColor(findViewById(R.id.statusBarBackgroundSettings),
//                getResources().getColor(R.color.my_primary_dark), this);
    }
 

private void initView() {
    Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
    detailPlayer = (LandLayoutVideo) findViewById(R.id.detail_player);
    root = (CoordinatorLayout) findViewById(R.id.root_layout);

    setSupportActionBar(toolbar);
    toolBarLayout = (CollapsingToolbarLayout) findViewById(R.id.toolbar_layout);
    toolBarLayout.setTitle(getTitle());

    fab = (FloatingActionButton) findViewById(R.id.fab);
    fab.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            detailPlayer.startPlayLogic();
            root.removeView(fab);
        }
    });

    appBar = (AppBarLayout) findViewById(R.id.app_bar);
    appBar.addOnOffsetChangedListener(appBarStateChangeListener);
}
 

/** Sets title on the {@link CollapsingToolbarLayout}. */
public static ViewAction setTitle(final CharSequence title) {
  return new ViewAction() {
    @Override
    public Matcher<View> getConstraints() {
      return isAssignableFrom(CollapsingToolbarLayout.class);
    }

    @Override
    public String getDescription() {
      return "set toolbar title";
    }

    @Override
    public void perform(UiController uiController, View view) {
      uiController.loopMainThreadUntilIdle();

      CollapsingToolbarLayout collapsingToolbarLayout = (CollapsingToolbarLayout) view;
      collapsingToolbarLayout.setTitle(title);

      uiController.loopMainThreadUntilIdle();
    }
  };
}
 

public static ViewAction setContentScrimColor(@ColorInt final int color) {
  return new ViewAction() {
    @Override
    public Matcher<View> getConstraints() {
      return isDisplayed();
    }

    @Override
    public String getDescription() {
      return "Set the content scrim to a color";
    }

    @Override
    public void perform(UiController uiController, View view) {
      uiController.loopMainThreadUntilIdle();
      CollapsingToolbarLayout ctl = (CollapsingToolbarLayout) view;
      ctl.setContentScrimColor(color);
      uiController.loopMainThreadUntilIdle();
    }
  };
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(getContentViewLayout());

    appBarLayout = (AppBarLayout) findViewById(R.id.appBar);
    collapsingToolbarLayout = (CollapsingToolbarLayout) findViewById(R.id.collapsingToolbarLayout);
    recyclerView = (RecyclerView) findViewById(R.id.recyclerView);
    progressBar = (ProgressBar) findViewById(R.id.progress);

    Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
    setSupportActionBar(toolbar);

    if (toolbar != null) {
        toolbar.setNavigationOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                onBackPressed();
            }
        });
    }
}
 

@Override
public void setupToolbarImage(Bitmap bm) {
    ImageView collapsingImage = findViewById(R.id.collapsing_image);
    if (collapsingImage != null) {
        collapsingImage.setImageBitmap(bm);

        // FIXME DIRTY HACK: Manually fix the toolbar size to the screen width
        CollapsingToolbarLayout toolbar = findViewById(R.id.collapsing_toolbar);
        AppBarLayout.LayoutParams params = (AppBarLayout.LayoutParams) toolbar.getLayoutParams();

        params.height = getWindow().getDecorView().getMeasuredWidth();

        // Always expand the toolbar to show the complete image
        AppBarLayout appbar = findViewById(R.id.appbar);
        appbar.setExpanded(true, false);
    }
}
 

@Override
public void setColor() {
    if (mColor != WidgetDefaults.ADS_COLOR_UNKNOWN) {
        if (isBackgroundAware() && mContrastWithColor != WidgetDefaults.ADS_COLOR_UNKNOWN) {
            mColor = DynamicColorUtils.getContrastColor(mColor, mContrastWithColor);
        }

        if (getParent() != null && getParent() instanceof CollapsingToolbarLayout) {
            setBackgroundColor(Color.TRANSPARENT);
        } else {
            setBackgroundColor(mColor);
        }
    }
}
 

static void setParallaxMultiplier(View v, String multiplier) {
  CollapsingToolbarLayout.LayoutParams layoutParams = getLayoutParams(v);
  if (null != layoutParams && !TextUtils.isEmpty(multiplier)) {
    layoutParams.setParallaxMultiplier(ParseHelper.parseFloat(multiplier));
  }

}
 

static void setCollapseMode(View v, String mode) {
  CollapsingToolbarLayout.LayoutParams layoutParams = getLayoutParams(v);
  if (null != layoutParams) {
    Integer collapseMode = sCollapseModeMap.get(mode);
    if (null != collapseMode) {
      layoutParams.setCollapseMode(collapseMode);
    }
  }
}
 

private static CollapsingToolbarLayout.LayoutParams getLayoutParams(View v) {
  initialize();
  CollapsingToolbarLayout.LayoutParams result = null;
  ViewGroup.LayoutParams layoutParams = v.getLayoutParams();
  if (null != layoutParams && layoutParams instanceof CollapsingToolbarLayout.LayoutParams) {
    result = (CollapsingToolbarLayout.LayoutParams) layoutParams;
  }
  return result;
}
 

private static void initialize() {
  if (!sInitialized) {
    sInitialized = true;

    sCollapseModeMap.put(COLLAPSE_MODE_OFF, CollapsingToolbarLayout.LayoutParams.COLLAPSE_MODE_OFF);
    sCollapseModeMap.put(COLLAPSE_MODE_PARALLAX, CollapsingToolbarLayout.LayoutParams.COLLAPSE_MODE_PARALLAX);
    sCollapseModeMap.put(COLLAPSE_MODE_PIN, CollapsingToolbarLayout.LayoutParams.COLLAPSE_MODE_PIN);
  }
}
 

private void initParallaxValues() {
    CollapsingToolbarLayout.LayoutParams petDetailsLp =
            (CollapsingToolbarLayout.LayoutParams) mIvPlaceholder.getLayoutParams();

    CollapsingToolbarLayout.LayoutParams petBackgroundLp =
            (CollapsingToolbarLayout.LayoutParams) mFlTitleContainer.getLayoutParams();

    petDetailsLp.setParallaxMultiplier(0.9f);
    petBackgroundLp.setParallaxMultiplier(0.3f);

    mIvPlaceholder.setLayoutParams(petDetailsLp);
    mFlTitleContainer.setLayoutParams(petBackgroundLp);
}
 

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

    TypedArray a = context.obtainStyledAttributes(attrs,
            R.styleable.CollapsingToolbarLayout, defStyleAttr,
            R.style.Widget_Design_CollapsingToolbar);
    mContentScrimResId = a.getResourceId(R.styleable.CollapsingToolbarLayout_contentScrim, INVALID_ID);
    mStatusBarScrimResId = a.getResourceId(R.styleable.CollapsingToolbarLayout_statusBarScrim, INVALID_ID);
    a.recycle();
    applyContentScrimResource();
    applyStatusBarScrimResource();
    mBackgroundTintHelper = new SkinCompatBackgroundHelper(this);
    mBackgroundTintHelper.loadFromAttributes(attrs, 0);
}
 

/**
 * On event fetched update {@link #mEvent} and set Activity title
 */
private void onEventFetched(@NonNull Event event) {
    mEvent = event;
    String title = mEvent.getStartTime().toLocaleString();
    setTitle(title);
    CollapsingToolbarLayout collapsingToolbarLayout = findViewById(R.id.toolbar_layout);
    collapsingToolbarLayout.setTitle(title);

    //((TextView)findViewById(R.id.toolbar_title)).setText(mEvent.getStartTime().toLocaleString());
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    if (mCustomContentViewId != 0)
        setContentView(mCustomContentViewId);
    else
        setContentView(R.layout.activity_setup_big_header);

    AppBarLayout appBar = findViewById(R.id.appbar);

    CollapsingToolbarLayout toolbarLayout = findViewById(R.id.toolbar_layout);

    Toolbar toolbar = findViewById(R.id.toolbar);
    setSupportActionBar(toolbar);

    mLayout = findViewById(R.id.layout);
    mLayout.getViewTreeObserver().addOnGlobalLayoutListener(() -> {
        int height = mLayout.getHeight();
        CoordinatorLayout.LayoutParams params = (CoordinatorLayout.LayoutParams)
                appBar.getLayoutParams();
        params.height = height / 3;
        appBar.setLayoutParams(params);

        int childHeight = (mContentView != null ? mContentView.getHeight() : 0);
        if (mContentView instanceof NestedScrollView)
            childHeight = ((NestedScrollView) mContentView).getChildAt(0).getHeight();
        boolean needsScroll = (mContentView != null && childHeight > height - params.height);

        AppBarLayout.LayoutParams paramsToolbar = (AppBarLayout.LayoutParams) toolbarLayout.getLayoutParams();
        paramsToolbar.setScrollFlags(needsScroll
                ? (AppBarLayout.LayoutParams.SCROLL_FLAG_SCROLL | AppBarLayout.LayoutParams.SCROLL_FLAG_EXIT_UNTIL_COLLAPSED)
                : 0);
        toolbarLayout.setLayoutParams(paramsToolbar);
    });
}
 

@Override
public void setColor() {
    if (mColor != WidgetDefaults.ADS_COLOR_UNKNOWN) {
        if (isBackgroundAware() && mContrastWithColor != WidgetDefaults.ADS_COLOR_UNKNOWN) {
            mColor = DynamicColorUtils.getContrastColor(mColor, mContrastWithColor);
        }

        if (getParent() != null && getParent() instanceof CollapsingToolbarLayout) {
            setBackgroundColor(Color.TRANSPARENT);
        } else {
            setBackgroundColor(mColor);
        }
    }
}
 

@Override
public void setupToolbar(String title, boolean scrollingEnabled, boolean drawerIndicatorEnabled, boolean showImage) {
    // set drawer state
    mDrawerToggle.setDrawerIndicatorEnabled(drawerIndicatorEnabled);

    ImageView collapsingImage = findViewById(R.id.collapsing_image);
    View collapsingImageGradientTop = findViewById(R.id.collapsing_image_gradient_top);
    View collapsingImageGradientBottom = findViewById(R.id.collapsing_image_gradient_bottom);
    if (collapsingImage != null && collapsingImageGradientTop != null && collapsingImageGradientBottom != null) {
        if (showImage) {
            collapsingImage.setVisibility(View.VISIBLE);
            collapsingImageGradientTop.setVisibility(View.VISIBLE);
            collapsingImageGradientBottom.setVisibility(View.VISIBLE);
        } else {
            collapsingImage.setVisibility(View.GONE);
            collapsingImage.setImageDrawable(null);
            collapsingImageGradientTop.setVisibility(View.GONE);
            collapsingImageGradientBottom.setVisibility(View.GONE);
        }
    }
    // set scrolling behaviour
    CollapsingToolbarLayout toolbar = findViewById(R.id.collapsing_toolbar);
    AppBarLayout.LayoutParams params = (AppBarLayout.LayoutParams) toolbar.getLayoutParams();
    params.height = -1;

    if (scrollingEnabled && !showImage) {
        toolbar.setTitleEnabled(false);
        setTitle(title);

        params.setScrollFlags(AppBarLayout.LayoutParams.SCROLL_FLAG_SCROLL + AppBarLayout.LayoutParams.SCROLL_FLAG_ENTER_ALWAYS_COLLAPSED + AppBarLayout.LayoutParams.SCROLL_FLAG_ENTER_ALWAYS);
    } else if (!scrollingEnabled && showImage && collapsingImage != null) {
        toolbar.setTitleEnabled(true);
        toolbar.setTitle(title);

        params.setScrollFlags(AppBarLayout.LayoutParams.SCROLL_FLAG_EXIT_UNTIL_COLLAPSED + AppBarLayout.LayoutParams.SCROLL_FLAG_SCROLL);
    } else {
        toolbar.setTitleEnabled(false);
        setTitle(title);
        params.setScrollFlags(0);
    }
}
 

public CollapsingToolbarLayout getCollapsingToolbar() {
  return collapsingToolbar;
}
 

@Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);
        // TODO: Find a better solution for the icon - we have to manually remove it because of how we use the fragment manager and the other fragments.
//        if (savedInstanceState == null) {
//            ImageView logoImageView = new ImageView(getApplicationContext());
//            logoImageView.eetImageDrawable(getResources().getDrawable(R.drawable.collapsable_toolbar_icon));
//            ((ScrollView) findViewById(R.id.layout_content)).addView(logoImageView);
//        }
        if (savedInstanceState != null) {
            ViewGroup viewGroup = (ViewGroup) findViewById(R.id.layout_content);
            if (viewGroup != null) {
                viewGroup.removeAllViews();
            }
        }

//        AppBarLayout appbarLayout = (AppBarLayout) findViewById(R.id.appBarLayout);
//        CoordinatorLayout.LayoutParams params = (CoordinatorLayout.LayoutParams) appbarLayout.getLayoutParams();
//        AppBarLayout.Behavior behavior = (AppBarLayout.Behavior) params.getBehavior();
//        if (behavior != null) {
//            behavior.onNestedFling((CoordinatorLayout) findViewById(R.id.coordinatorLayout), appbarLayout, null, 0, 10000, true);
//        }

        try {
            sdkVersion = Integer.parseInt(Build.VERSION.SDK);
        } catch (NumberFormatException e) {
            /* no-op */
        }

        Toolbar toolbar = ((Toolbar) findViewById(R.id.toolbar));
        if (findViewById(R.id.layout_content) != null) {
            // The detail container view will be present only in the
            // large-screen layouts (res/values-large and
            // res/values-sw600dp). If this view is present, then the
            // activity should be in two-pane mode.
            twoPaneMode = true;
            toolbar.setTitle(getString(R.string.app_name));

        } else { // Not two pane
            if (sdkVersion > 7) { // TODO: The collapsing toolbar and nested scroll view and stuff hardly worked on Xperia X10 (2.3.3/9) and Nexus One (2.3.6/10), any chance to get it to work?
                ((CollapsingToolbarLayout) findViewById(R.id.collapsingToolbarLayout)).setTitle(getString(R.string.app_name));
            } else {
                toolbar.setTitle(getString(R.string.app_name));
            }
        }
        setSupportActionBar(toolbar);

        if (sdkVersion >= 18 && sdkVersion <= 19) { // Android 4.3-4.4
            findViewById(R.id.textView_settings_permissions).setVisibility(View.VISIBLE);
            findViewById(R.id.include_list_divider).setVisibility(View.VISIBLE);
        }
        if (sdkVersion < 15) {
            findViewById(R.id.textView_app_cleanStatusBar).setVisibility(View.GONE);
            findViewById(R.id.include_list_divider_clean_status_bar).setVisibility(View.GONE);
        }
    }
 

/**
 * Returns the collapsing toolbar layout used by this activity.
 *
 * @return The collapsing toolbar layout used by this activity.
 */
public CollapsingToolbarLayout getCollapsingToolbarLayout() {
    return mCollapsingToolbarLayout;
}
 

protected void onTitleViewCreated(@NonNull CollapsingToolbarLayout collapsingToolbar) {}