ViewFinder.java

package org.gulup.annotation;

/**
 * @author gulup
 * @version 创建时间：2014-5-10 下午1:15:26
 * 类说明:控件資源查找類
 */

import android.app.Activity;
import android.content.Context;
import android.preference.Preference;
import android.preference.PreferenceActivity;
import android.preference.PreferenceGroup;
import android.view.View;

public class ViewFinder {
	private View view;
	private Context context;
	private Activity activity;
	private PreferenceGroup preferenceGroup;
	private PreferenceActivity preferenceActivity;

	public ViewFinder(View view) {
		this.view = view;
	}
	
	public ViewFinder(View view,Context context) {
		this.view = view;
		this.context = context;
	}

	public ViewFinder(Activity activity) {
		this.activity = activity;
	}

	public ViewFinder(PreferenceGroup preferenceGroup) {
		this.preferenceGroup = preferenceGroup;
	}

	public ViewFinder(PreferenceActivity preferenceActivity) {
		this.preferenceActivity = preferenceActivity;
		this.activity = preferenceActivity;
	}

	public View findViewById(int id) {
		return activity == null ? view.findViewById(id) : activity
				.findViewById(id);
	}
	
	public View findViewById(String name,String defType) {
		return activity == null ? view.findViewById(context.getResources().getIdentifier(name, defType, context.getPackageName())) : activity
				.findViewById(activity.getResources().getIdentifier(name, defType, activity.getPackageName()));
	}

	public View findViewByInfo(ViewInjectInfo info) {
		return findViewById((Integer) info.value, info.parentId);
	}

	public View findViewById(int id, int pid) {
		View pView = null;
		if (pid > 0) {
			pView = this.findViewById(pid);
		}

		View view = null;
		if (pView != null) {
			view = pView.findViewById(id);
		} else {
			view = this.findViewById(id);
		}
		return view;
	}
	
	public View findViewById(String name,String defType, int pid) {
		View pView = null;
		if (pid > 0) {
			pView = this.findViewById(pid);
		}

		View view = null;
		if (pView != null) {
			view = pView.findViewById(activity.getResources().getIdentifier(name, defType, activity.getPackageName()));
		} else {
			view = this.findViewById(name,defType);
		}
		return view;
	}

	@SuppressWarnings("deprecation")
	public Preference findPreference(CharSequence key) {
		return preferenceGroup == null ? preferenceActivity.findPreference(key)
				: preferenceGroup.findPreference(key);
	}

	public Context getContext() {
		if (view != null)
			return view.getContext();
		if (activity != null)
			return activity;
		if (preferenceActivity != null)
			return preferenceActivity;
		return null;
	}
}