Example usage for android.content.res Resources parseBundleExtra

Introduction

In this page you can find the example usage for android.content.res Resources parseBundleExtra.

Prototype

public void parseBundleExtra(String tagName, AttributeSet attrs, Bundle outBundle)
        throws XmlPullParserException 

Source Link

Document

Parse a name/value pair out of an XML tag holding that data.

Usage

From source file:com.androzic.Preferences.java

/**
 * Parse the given XML file as a header description, adding each
 * parsed Header into the target list./*from   ww w.  j a v a2s .c o m*/
 *
 * @param resid
 *            The XML resource to load and parse.
 * @param target
 *            The list in which the parsed headers should be placed.
 */
public void loadHeadersFromResource(int resid, List<Header> target) {
    Androzic application = Androzic.getApplication();
    XmlResourceParser parser = null;
    try {
        Resources resources = getResources();
        parser = resources.getXml(resid);
        AttributeSet attrs = Xml.asAttributeSet(parser);

        int type;
        //noinspection StatementWithEmptyBody
        while ((type = parser.next()) != XmlPullParser.END_DOCUMENT && type != XmlPullParser.START_TAG) {
            // Parse next until start tag is found
        }

        String nodeName = parser.getName();
        if (!"preference-headers".equals(nodeName)) {
            throw new RuntimeException("XML document must start with <preference-headers> tag; found" + nodeName
                    + " at " + parser.getPositionDescription());
        }

        Bundle curBundle = null;

        final int outerDepth = parser.getDepth();
        while ((type = parser.next()) != XmlPullParser.END_DOCUMENT
                && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) {
            if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) {
                continue;
            }

            nodeName = parser.getName();
            if ("header".equals(nodeName)) {
                Header header = new Header();

                TypedArray sa = resources.obtainAttributes(attrs, R.styleable.PreferenceHeader);
                header.id = sa.getResourceId(R.styleable.PreferenceHeader_id, (int) HEADER_ID_UNDEFINED);
                TypedValue tv = sa.peekValue(R.styleable.PreferenceHeader_title);
                if (tv != null && tv.type == TypedValue.TYPE_STRING) {
                    if (tv.resourceId != 0) {
                        header.titleRes = tv.resourceId;
                    } else {
                        header.title = tv.string;
                    }
                }
                tv = sa.peekValue(R.styleable.PreferenceHeader_summary);
                if (tv != null && tv.type == TypedValue.TYPE_STRING) {
                    if (tv.resourceId != 0) {
                        header.summaryRes = tv.resourceId;
                    } else {
                        header.summary = tv.string;
                    }
                }
                tv = sa.peekValue(R.styleable.PreferenceHeader_breadCrumbTitle);
                if (tv != null && tv.type == TypedValue.TYPE_STRING) {
                    if (tv.resourceId != 0) {
                        header.breadCrumbTitleRes = tv.resourceId;
                    } else {
                        header.breadCrumbTitle = tv.string;
                    }
                }
                tv = sa.peekValue(R.styleable.PreferenceHeader_breadCrumbShortTitle);
                if (tv != null && tv.type == TypedValue.TYPE_STRING) {
                    if (tv.resourceId != 0) {
                        header.breadCrumbShortTitleRes = tv.resourceId;
                    } else {
                        header.breadCrumbShortTitle = tv.string;
                    }
                }
                header.iconRes = sa.getResourceId(R.styleable.PreferenceHeader_icon, 0);
                header.fragment = sa.getString(R.styleable.PreferenceHeader_fragment);
                header.help = sa.getResourceId(R.styleable.PreferenceHeader_help, 0);
                sa.recycle();

                if (curBundle == null) {
                    curBundle = new Bundle();
                }

                final int innerDepth = parser.getDepth();
                while ((type = parser.next()) != XmlPullParser.END_DOCUMENT
                        && (type != XmlPullParser.END_TAG || parser.getDepth() > innerDepth)) {
                    if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) {
                        continue;
                    }

                    String innerNodeName = parser.getName();
                    if (innerNodeName.equals("extra")) {
                        resources.parseBundleExtra(innerNodeName, attrs, curBundle);
                        XmlUtils.skipCurrentTag(parser);

                    } else if (innerNodeName.equals("intent")) {
                        header.intent = Intent.parseIntent(resources, parser, attrs);

                    } else {
                        XmlUtils.skipCurrentTag(parser);
                    }
                }

                if (curBundle.size() > 0) {
                    header.fragmentArguments = curBundle;
                    curBundle = null;
                }

                if (header.id == R.id.pref_plugins && application.getPluginsPreferences().size() == 0)
                    continue;

                target.add(header);
            } else {
                XmlUtils.skipCurrentTag(parser);
            }
        }

    } catch (XmlPullParserException | IOException e) {
        throw new RuntimeException("Error parsing headers", e);
    } finally {
        if (parser != null)
            parser.close();
    }

}

---