Example usage for android.view Window peekDecorView

Introduction

In this page you can find the example usage for android.view Window peekDecorView.

Prototype

public abstract View peekDecorView();

Source Link

Document

Retrieve the current decor view, but only if it has already been created; otherwise returns null.

Usage

From source file:com.pdftron.pdf.controls.PrintAnnotationsSummaryDialogFragment.java

@Override
public void onStart() {
    super.onStart();
    mDialogButton = mDialog.getButton(AlertDialog.BUTTON_POSITIVE);

    if (Utils.isTablet(getActivity())) {
        // a hack for shrinking the dialog's width
        final int spec = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED);
        Window window = mDialog.getWindow();
        View view = window.peekDecorView();
        if (view != null && Utils.isHoneycombMR2()) {
            view.measure(spec, spec);//w  w  w . ja v  a2s .  c o m
            int width = 3 * view.getMeasuredWidth() / 2;

            Display display = getActivity().getWindowManager().getDefaultDisplay();
            Point size = new Point();
            display.getSize(size);
            int widthScreen = size.x;

            if (width < 2 * widthScreen / 3) {
                mDialog.getWindow().setLayout(width, LinearLayout.LayoutParams.WRAP_CONTENT);
            }
        }
    }

    updateWidgets();
}

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