Example usage for android.support.v4.content.res ConfigurationHelper getScreenWidthDp

Introduction

In this page you can find the example usage for android.support.v4.content.res ConfigurationHelper getScreenWidthDp.

Prototype

public static int getScreenWidthDp(@NonNull Resources resources) 

Source Link

Document

Returns the current width of the available screen space, in dp units.

Usage

From source file:android.support.v7.view.ActionBarPolicy.java

/**
 * Returns the maximum number of action buttons that should be permitted within an action
 * bar/action mode. This will be used to determine how many showAsAction="ifRoom" items can fit.
 * "always" items can override this.//from  w  w w  .j  a va2 s .com
 */
public int getMaxActionButtons() {
    final Resources res = mContext.getResources();
    final int widthDp = ConfigurationHelper.getScreenWidthDp(res);
    final int heightDp = ConfigurationHelper.getScreenHeightDp(res);
    final int smallest = ConfigurationHelper.getSmallestScreenWidthDp(res);

    if (smallest > 600 || widthDp > 600 || (widthDp > 960 && heightDp > 720)
            || (widthDp > 720 && heightDp > 960)) {
        // For values-w600dp, values-sw600dp and values-xlarge.
        return 5;
    } else if (widthDp >= 500 || (widthDp > 640 && heightDp > 480) || (widthDp > 480 && heightDp > 640)) {
        // For values-w500dp and values-large.
        return 4;
    } else if (widthDp >= 360) {
        // For values-w360dp.
        return 3;
    } else {
        return 2;
    }
}

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From source file:android.support.design.widget.FloatingActionButton.java

private int getSizeDimension(@Size final int size) {
    final Resources res = getResources();
    switch (size) {
    case SIZE_AUTO:
        // If we're set to auto, grab the size from resources and refresh
        final int width = ConfigurationHelper.getScreenWidthDp(res);
        final int height = ConfigurationHelper.getScreenHeightDp(res);
        return Math.max(width, height) < AUTO_MINI_LARGEST_SCREEN_WIDTH ? getSizeDimension(SIZE_MINI)
                : getSizeDimension(SIZE_NORMAL);
    case SIZE_MINI:
        return res.getDimensionPixelSize(R.dimen.design_fab_size_mini);
    case SIZE_NORMAL:
    default:/*from w  ww  . ja  v  a  2  s.c  o m*/
        return res.getDimensionPixelSize(R.dimen.design_fab_size_normal);
    }
}

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