Java tutorial
/* * Copyright 2012 Javier Prez Pacheco and Francisco Daz Rodriguez * TweetTopics 2.0 * javielinux@gmail.com * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.javielinux.utils; import android.graphics.Point; import android.graphics.Rect; import android.os.Build; import android.support.v4.app.FragmentActivity; import android.view.View; import android.view.ViewGroup; import android.widget.HorizontalScrollView; import android.widget.ImageButton; import android.widget.ImageView; import android.widget.LinearLayout; import com.javielinux.fragments.BaseListFragment; import com.javielinux.infos.InfoSubMenuTweet; import com.javielinux.infos.InfoTweet; import com.javielinux.tweettopics2.R; import com.javielinux.tweettopics2.ThemeManager; import com.nineoldandroids.animation.Animator; import com.nineoldandroids.animation.AnimatorSet; import com.nineoldandroids.animation.ObjectAnimator; import java.util.ArrayList; public class SplitActionBarMenu { public interface SplitActionBarMenuListener { void onShowSplitActionBarMenu(BaseListFragment fromFragment, InfoTweet infoTweet); } private FragmentActivity activity; private int screenHeight; private float splitActionBarMenuHeight; private LinearLayout root_layout; private HorizontalScrollView scroll_view_layout; private LinearLayout main_layout; /** * Fragment desde el que se llama al SplitActionBar */ private BaseListFragment fromFragment; public SplitActionBarMenu(FragmentActivity activity) { init(activity); } public BaseListFragment getFromFragment() { return fromFragment; } public void setFromFragment(BaseListFragment fromFragment) { this.fromFragment = fromFragment; } private void init(FragmentActivity activity) { this.activity = activity; splitActionBarMenuHeight = activity.getResources().getDimension(R.dimen.actionbar_columns_height); Rect rect = new Rect(); activity.getWindow().getDecorView().getWindowVisibleDisplayFrame(rect); try { Point size = new Point(); activity.getWindowManager().getDefaultDisplay().getSize(size); screenHeight = size.y; } catch (NoSuchMethodError e) { screenHeight = activity.getWindowManager().getDefaultDisplay().getHeight(); } } public void loadSplitActionBarMenu(ViewGroup root) { View splitActionBarMenu = activity.getLayoutInflater().inflate(R.layout.split_action_bar_menu, null); root_layout = (LinearLayout) splitActionBarMenu.findViewById(R.id.split_action_bar_menu_root); scroll_view_layout = (HorizontalScrollView) splitActionBarMenu .findViewById(R.id.split_action_bar_menu_scroll_view); main_layout = (LinearLayout) splitActionBarMenu.findViewById(R.id.split_action_bar_menu_container); root_layout.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { hideSplitActionBarMenu(); } }); ThemeManager themeManager = new ThemeManager(activity); themeManager.setTheme(); scroll_view_layout.setBackgroundDrawable( ImageUtils.createBackgroundDrawable(activity, themeManager.getColor("color_top_bar"), false, 0)); root.addView(splitActionBarMenu); } public void hideSplitActionBarMenu() { if (Build.VERSION.SDK_INT < Build.VERSION_CODES.HONEYCOMB) { root_layout.setVisibility(View.INVISIBLE); } else { ObjectAnimator translationY = ObjectAnimator.ofFloat(scroll_view_layout, "translationY", 0, -Utils.dip2px(activity, splitActionBarMenuHeight)); translationY.setDuration(250); AnimatorSet animatorSet = new AnimatorSet(); animatorSet.playTogether(translationY); animatorSet.addListener(new Animator.AnimatorListener() { @Override public void onAnimationStart(Animator animator) { } @Override public void onAnimationEnd(Animator animator) { root_layout.setVisibility(View.INVISIBLE); } @Override public void onAnimationCancel(Animator animator) { } @Override public void onAnimationRepeat(Animator animator) { } }); animatorSet.start(); } } public boolean isShowing() { return root_layout.getVisibility() == View.VISIBLE; } private void loadActionButtons(ArrayList<String> codes, final InfoTweet infoTweet, final long ownerColumn) { main_layout.removeAllViews(); boolean is_first = true; for (final String code : codes) { if (is_first) { is_first = false; } else { LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams( LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT, 0.0f); layoutParams.height = LinearLayout.LayoutParams.WRAP_CONTENT; layoutParams.width = LinearLayout.LayoutParams.WRAP_CONTENT; ImageView imageView = new ImageView(activity); imageView.setBackgroundResource(R.drawable.action_bar_divider); imageView.setLayoutParams(layoutParams); main_layout.addView(imageView); } final InfoSubMenuTweet infoSubMenuTweet = new InfoSubMenuTweet(activity, code); ImageButton imageButton = new ImageButton(activity); imageButton.setBackgroundResource(R.drawable.default_background); int padding = (int) activity.getResources().getDimension(R.dimen.default_padding); imageButton.setPadding(padding, padding, padding, padding); imageButton.setImageResource(infoSubMenuTweet.getResDrawable()); imageButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { hideSplitActionBarMenu(); TweetActions.execByCode(code, activity, ownerColumn, infoTweet, getFromFragment()); } }); imageButton.setOnLongClickListener(new View.OnLongClickListener() { @Override public boolean onLongClick(View view) { Utils.showMessage(activity, activity.getResources().getString(infoSubMenuTweet.getResName())); return true; } }); main_layout.addView(imageButton); } } public void showSplitActionBarMenu(BaseListFragment fragment, InfoTweet infoTweet, long ownerColumn) { setFromFragment(fragment); ArrayList<String> codes = PreferenceUtils.getArraySubMenuTweet(activity); if (codes.size() == 1) { TweetActions.execByCode(codes.get(0), activity, ownerColumn, infoTweet); } else { loadActionButtons(codes, infoTweet, ownerColumn); if (Build.VERSION.SDK_INT < Build.VERSION_CODES.HONEYCOMB) { root_layout.setVisibility(View.VISIBLE); } else { ObjectAnimator translationY = ObjectAnimator.ofFloat(scroll_view_layout, "translationY", -Utils.dip2px(activity, splitActionBarMenuHeight), 0); translationY.setDuration(250); AnimatorSet animatorSet = new AnimatorSet(); animatorSet.playTogether(translationY); animatorSet.addListener(new Animator.AnimatorListener() { @Override public void onAnimationStart(Animator animator) { root_layout.setVisibility(View.VISIBLE); } @Override public void onAnimationEnd(Animator animator) { } @Override public void onAnimationCancel(Animator animator) { } @Override public void onAnimationRepeat(Animator animator) { } }); animatorSet.start(); } } } }