Example usage for android.app Activity findViewById

Introduction

In this page you can find the example usage for android.app Activity findViewById.

Prototype

@Nullable
public <T extends View> T findViewById(@IdRes int id)

Source Link

Document

Finds a view that was identified by the android:id XML attribute that was processed in #onCreate .

Usage

From source file:Main.java

public static void setText(Activity activity, int viewId, String text) {
    if (activity != null) {
        android.widget.TextView view = (android.widget.TextView) activity.findViewById(viewId);
        if (view != null)
            view.setText(text);/*from   ww  w . ja v a  2s . c  om*/
    }
}

From source file:com.viktorrudometkin.burramys.utils.UiUtils.java

static public void showMessage(@NonNull Activity activity, @NonNull String message) {
    View coordinatorLayout = activity.findViewById(R.id.coordinator_layout);
    Snackbar snackbar = Snackbar.make(/* w w w.ja v a  2  s  .com*/
            (coordinatorLayout != null ? coordinatorLayout : activity.findViewById(android.R.id.content)),
            message, Snackbar.LENGTH_SHORT);
    snackbar.getView().setBackgroundResource(R.color.material_grey_900);
    snackbar.show();
}

From source file:tyrantgit.explosionfield.ExplosionField.java

public static ExplosionField attach2Window(Activity activity) {
    ViewGroup rootView = (ViewGroup) activity.findViewById(Window.ID_ANDROID_CONTENT);
    ExplosionField explosionField = new ExplosionField(activity);
    rootView.addView(explosionField, new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT,
            ViewGroup.LayoutParams.MATCH_PARENT));
    return explosionField;
}

From source file:com.lixplor.fastutil.utils.control.KeyboardUtil.java

public static void show(@NonNull Activity activity) {
    show(activity.findViewById(android.R.id.content));
}

From source file:com.lixplor.fastutil.utils.control.KeyboardUtil.java

public static void hide(@NonNull Activity activity) {
    hide(activity.findViewById(android.R.id.content));
}

From source file:Main.java

public static View findActionBarContainer(Activity activity) {
    if (Build.VERSION.SDK_INT > 11) {
        int id = activity.getResources().getIdentifier("action_bar_container", "id", "android");
        return activity.findViewById(id);
    } else {// ww w  .  ja  v  a2s  .c  om
        return null;
    }
}

From source file:Main.java

public static Bitmap getScaledScreenshot(final Activity activity, int scaleWidth, int scaleHeight,
        boolean relativeScaleIfTrue) {
    final View someView = activity.findViewById(android.R.id.content);
    final View rootView = someView.getRootView();
    final boolean originalCacheState = rootView.isDrawingCacheEnabled();
    rootView.setDrawingCacheEnabled(true);
    rootView.buildDrawingCache(true);//from w w  w  . j a  v  a  2  s .  c  o m

    // We could get a null or zero px bitmap if the rootView hasn't been measured
    // appropriately, or we grab it before layout.
    // This is ok, and we should handle it gracefully.
    final Bitmap original = rootView.getDrawingCache();
    Bitmap scaled = null;
    if (null != original && original.getWidth() > 0 && original.getHeight() > 0) {
        if (relativeScaleIfTrue) {
            scaleWidth = original.getWidth() / scaleWidth;
            scaleHeight = original.getHeight() / scaleHeight;
        }
        if (scaleWidth > 0 && scaleHeight > 0) {
            try {
                scaled = Bitmap.createScaledBitmap(original, scaleWidth, scaleHeight, false);
            } catch (OutOfMemoryError error) {
                Log.i(LOGTAG, "Not enough memory to produce scaled image, returning a null screenshot");
            }
        }
    }
    if (!originalCacheState) {
        rootView.setDrawingCacheEnabled(false);
    }
    return scaled;
}

From source file:com.lixplor.fastutil.utils.control.KeyboardUtil.java

public static void removeOnKeyboardVisibilityChangedListener(@NonNull Activity activity) {
    View rootLayout = activity.findViewById(android.R.id.content);
    rootLayout.getViewTreeObserver().removeOnGlobalLayoutListener(sMyOnGlobalLayoutListener);
}

From source file:org.tanrabad.survey.presenter.view.MainActivityNavigation.java

private static void setupDrawerButton(final Activity activity) {
    activity.findViewById(R.id.drawer_button).setOnClickListener(new View.OnClickListener() {
        @Override//  w  w w .j a va 2 s.  c o  m
        public void onClick(View view) {
            DrawerLayout drawerLayout = (DrawerLayout) activity.findViewById(R.id.drawer_layout);
            drawerLayout.openDrawer(GravityCompat.START);
        }
    });

    User user = AccountUtils.getUser();
    TextView userFullNameTextView = (TextView) activity.findViewById(R.id.user_fullname);
    userFullNameTextView.setText(String.format("%s %s", user.getFirstname(), user.getLastname()));

    Organization organization = BrokerOrganizationRepository.getInstance().findById(user.getOrganizationId());
    TextView organizationTextView = (TextView) activity.findViewById(R.id.organization);
    organizationTextView.setText(organization.getName());
}

From source file:Main.java

public static void setColorForSwipeBack(Activity activity, int color, int statusBarAlpha) {
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
        ViewGroup contentView = ((ViewGroup) activity.findViewById(android.R.id.content));
        contentView.setPadding(0, getStatusBarHeight(activity), 0, 0);
        contentView.setBackgroundColor(calculateStatusColor(color, statusBarAlpha));
        setTransparentForWindow(activity);
    }/*from w  w  w.  j a v a  2 s . c  om*/
}