Merge "Use a fixed size for smart actions icons."

    <dimen name="smart_reply_button_stroke_width">1dp</dimen>

    <dimen name="smart_reply_button_font_size">14sp</dimen>

    <dimen name="smart_reply_button_line_spacing_extra">6sp</dimen> <!-- Total line height 20sp. -->

    <dimen name="smart_action_button_icon_size">24dp</dimen>

    <dimen name="smart_action_button_icon_padding">10dp</dimen>

    <!-- A reasonable upper bound for the height of the smart reply button. The measuring code

import android.text.method.TransformationMethod;

import android.util.AttributeSet;

import android.util.Log;

import android.util.Size;

import android.view.LayoutInflater;

import android.view.View;

import android.view.ViewGroup;

        Drawable iconDrawable = action.getIcon().loadDrawable(context);

        // Add the action icon to the Smart Action button.

        Size newIconSize = calculateIconSizeFromSingleLineButton(context, root,

                new Size(iconDrawable.getIntrinsicWidth(), iconDrawable.getIntrinsicHeight()));

        iconDrawable.setBounds(0, 0, newIconSize.getWidth(), newIconSize.getHeight());

        int newIconSize = context.getResources().getDimensionPixelSize(

                R.dimen.smart_action_button_icon_size);

        iconDrawable.setBounds(0, 0, newIconSize, newIconSize);

        button.setCompoundDrawables(iconDrawable, null, null, null);

        button.setOnClickListener(view ->

        return button;

    }

    private static Size calculateIconSizeFromSingleLineButton(Context context, ViewGroup root,

            Size originalIconSize) {

        Button button = (Button) LayoutInflater.from(context).inflate(

                R.layout.smart_action_button, root, false);

        // Add simple text here to ensure the button displays one line of text.

        button.setText("a");

        return calculateIconSizeFromButtonHeight(button, originalIconSize);

    }

    // Given a button with text on a single line - we want to add an icon to that button. This

    // method calculates the icon height to use to avoid making the button grow in height.

    private static Size calculateIconSizeFromButtonHeight(Button button, Size originalIconSize) {

        // A completely permissive measure spec should make the button text single-line.

        button.measure(MEASURE_SPEC_ANY_LENGTH, MEASURE_SPEC_ANY_LENGTH);

        int buttonHeight = button.getMeasuredHeight();

        int newIconHeight = buttonHeight / 2;

        int newIconWidth = (int) (originalIconSize.getWidth()

                * ((double) newIconHeight) / originalIconSize.getHeight());

        return new Size(newIconWidth, newIconHeight);

    }

    @Override

    public LayoutParams generateLayoutParams(AttributeSet attrs) {

        return new LayoutParams(mContext, attrs);