ViewPagerTabs.java revision 64355c717f4f739baae02d347744cfcc577ffe0b
1429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell/* 2429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell * Copyright (C) 2014 The Android Open Source Project 3429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell * 4429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell * Licensed under the Apache License, Version 2.0 (the "License"); 5429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell * you may not use this file except in compliance with the License. 6429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell * You may obtain a copy of the License at 7429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell * 8429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell * http://www.apache.org/licenses/LICENSE-2.0 9429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell * 10429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell * Unless required by applicable law or agreed to in writing, software 11429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell * distributed under the License is distributed on an "AS IS" BASIS, 12429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell * See the License for the specific language governing permissions and 14429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell * limitations under the License. 15429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell */ 16429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwellpackage com.android.contacts.common.list; 17429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 18429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwellimport android.content.Context; 19429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwellimport android.content.res.ColorStateList; 20429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwellimport android.content.res.TypedArray; 21429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwellimport android.graphics.Outline; 22429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwellimport android.support.v4.view.PagerAdapter; 23429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwellimport android.support.v4.view.ViewPager; 24429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwellimport android.util.AttributeSet; 25429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwellimport android.util.TypedValue; 26429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwellimport android.view.Gravity; 27429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwellimport android.view.View; 28429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwellimport android.view.ViewOutlineProvider; 29429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwellimport android.widget.FrameLayout; 30429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwellimport android.widget.HorizontalScrollView; 31429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwellimport android.widget.LinearLayout; 32429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwellimport android.widget.TextView; 33429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwellimport android.widget.Toast; 34429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 35429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwellimport com.android.contacts.common.R; 36429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 37429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell/** 38429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell * Lightweight implementation of ViewPager tabs. This looks similar to traditional actionBar tabs, 39429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell * but allows for the view containing the tabs to be placed anywhere on screen. Text-related 40429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell * attributes can also be assigned in XML - these will get propogated to the child TextViews 41429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell * automatically. 42429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell */ 43429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwellpublic class ViewPagerTabs extends HorizontalScrollView implements ViewPager.OnPageChangeListener { 44429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 45429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell ViewPager mPager; 46429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell private ViewPagerTabStrip mTabStrip; 47429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 48429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell /** 49429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell * Linearlayout that will contain the TextViews serving as tabs. This is the only child 50429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell * of the parent HorizontalScrollView. 51429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell */ 52429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell final int mTextStyle; 53429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell final ColorStateList mTextColor; 54429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell final int mTextSize; 55429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell final boolean mTextAllCaps; 56429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell int mPrevSelected = -1; 57429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell int mSidePadding; 58429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 59429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell private static final ViewOutlineProvider VIEW_BOUNDS_OUTLINE_PROVIDER = 60429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell new ViewOutlineProvider() { 61429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell @Override 62429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell public void getOutline(View view, Outline outline) { 63429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell outline.setRect(0, 0, view.getWidth(), view.getHeight()); 64429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell } 65429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell }; 66429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 67429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell private static final int TAB_SIDE_PADDING_IN_DPS = 10; 68429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 69429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell // TODO: This should use <declare-styleable> in the future 70429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell private static final int[] ATTRS = new int[] { 71429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell android.R.attr.textSize, 72429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell android.R.attr.textStyle, 73429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell android.R.attr.textColor, 74429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell android.R.attr.textAllCaps 75429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell }; 76429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 77429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell /** 78429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell * Simulates actionbar tab behavior by showing a toast with the tab title when long clicked. 79429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell */ 80429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell private class OnTabLongClickListener implements OnLongClickListener { 81429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell final int mPosition; 82429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 83429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell public OnTabLongClickListener(int position) { 84429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell mPosition = position; 85429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell } 86429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 87429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell @Override 88429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell public boolean onLongClick(View v) { 89429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell final int[] screenPos = new int[2]; 90429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell getLocationOnScreen(screenPos); 91429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 92429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell final Context context = getContext(); 93429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell final int width = getWidth(); 94429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell final int height = getHeight(); 95429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell final int screenWidth = context.getResources().getDisplayMetrics().widthPixels; 96429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 97429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell Toast toast = Toast.makeText(context, mPager.getAdapter().getPageTitle(mPosition), 98429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell Toast.LENGTH_SHORT); 99429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 100429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell // Show the toast under the tab 101429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell toast.setGravity(Gravity.TOP | Gravity.CENTER_HORIZONTAL, 102429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell (screenPos[0] + width / 2) - screenWidth / 2, screenPos[1] + height); 103429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 104429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell toast.show(); 105429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell return true; 106429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell } 107429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell } 108429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 109429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell public ViewPagerTabs(Context context) { 110429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell this(context, null); 111429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell } 112429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 113429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell public ViewPagerTabs(Context context, AttributeSet attrs) { 114429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell this(context, attrs, 0); 115429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell } 116429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 117429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell public ViewPagerTabs(Context context, AttributeSet attrs, int defStyle) { 118429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell super(context, attrs, defStyle); 119429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell setFillViewport(true); 120429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 121429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell mSidePadding = (int) (getResources().getDisplayMetrics().density * TAB_SIDE_PADDING_IN_DPS); 122429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 123429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell final TypedArray a = context.obtainStyledAttributes(attrs, ATTRS); 124429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell mTextSize = a.getDimensionPixelSize(0, 0); 125429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell mTextStyle = a.getInt(1, 0); 126429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell mTextColor = a.getColorStateList(2); 127429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell mTextAllCaps = a.getBoolean(3, false); 128429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 129429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell mTabStrip = new ViewPagerTabStrip(context); 130429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell addView(mTabStrip, 131429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell new FrameLayout.LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.MATCH_PARENT)); 132429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell a.recycle(); 133429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 134429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell // enable shadow casting from view bounds 135429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell setOutlineProvider(VIEW_BOUNDS_OUTLINE_PROVIDER); 136429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell } 137429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 138429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell public void setViewPager(ViewPager viewPager) { 139429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell mPager = viewPager; 140429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell addTabs(mPager.getAdapter()); 141429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell } 142429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 143429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell private void addTabs(PagerAdapter adapter) { 144429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell mTabStrip.removeAllViews(); 145429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 146429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell final int count = adapter.getCount(); 147429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell for (int i = 0; i < count; i++) { 148429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell addTab(adapter.getPageTitle(i), i); 149429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell } 150429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell } 151429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 152429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell private void addTab(CharSequence tabTitle, final int position) { 153429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell final TextView textView = new TextView(getContext()); 154429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell textView.setText(tabTitle); 155429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell textView.setBackgroundResource(R.drawable.view_pager_tab_background); 156429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell textView.setGravity(Gravity.CENTER); 157429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell textView.setOnClickListener(new OnClickListener() { 158429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell @Override 159429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell public void onClick(View v) { 1604d0ec405721176fcbf4c70bade5d34da68d523c3Yorke Lee mPager.setCurrentItem(getRtlPosition(position)); 161429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell } 162429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell }); 163429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 164429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell textView.setOnLongClickListener(new OnTabLongClickListener(position)); 165429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 166429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell // Assign various text appearance related attributes to child views. 167429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell if (mTextStyle > 0) { 168429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell textView.setTypeface(textView.getTypeface(), mTextStyle); 169429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell } 170429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell if (mTextSize > 0) { 171429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell textView.setTextSize(TypedValue.COMPLEX_UNIT_PX, mTextSize); 172429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell } 173429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell if (mTextColor != null) { 174429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell textView.setTextColor(mTextColor); 175429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell } 176429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell textView.setAllCaps(mTextAllCaps); 177429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell textView.setPadding(mSidePadding, 0, mSidePadding, 0); 178429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell mTabStrip.addView(textView, new LinearLayout.LayoutParams(LayoutParams.WRAP_CONTENT, 179429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell LayoutParams.MATCH_PARENT, 1)); 180429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell // Default to the first child being selected 181429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell if (position == 0) { 182429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell mPrevSelected = 0; 183429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell textView.setSelected(true); 184429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell } 185429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell } 186429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 187429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell @Override 188429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) { 1894d0ec405721176fcbf4c70bade5d34da68d523c3Yorke Lee position = getRtlPosition(position); 190429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell int tabStripChildCount = mTabStrip.getChildCount(); 191429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell if ((tabStripChildCount == 0) || (position < 0) || (position >= tabStripChildCount)) { 192429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell return; 193429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell } 194429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 195429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell mTabStrip.onPageScrolled(position, positionOffset, positionOffsetPixels); 196429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell } 197429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 198429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell @Override 199429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell public void onPageSelected(int position) { 2004d0ec405721176fcbf4c70bade5d34da68d523c3Yorke Lee position = getRtlPosition(position); 20164355c717f4f739baae02d347744cfcc577ffe0bJay Shrauner int tabStripChildCount = mTabStrip.getChildCount(); 20264355c717f4f739baae02d347744cfcc577ffe0bJay Shrauner if ((tabStripChildCount == 0) || (position < 0) || (position >= tabStripChildCount)) { 20364355c717f4f739baae02d347744cfcc577ffe0bJay Shrauner return; 20464355c717f4f739baae02d347744cfcc577ffe0bJay Shrauner } 20564355c717f4f739baae02d347744cfcc577ffe0bJay Shrauner 20664355c717f4f739baae02d347744cfcc577ffe0bJay Shrauner if (mPrevSelected >= 0 && mPrevSelected < tabStripChildCount) { 207429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell mTabStrip.getChildAt(mPrevSelected).setSelected(false); 208429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell } 209429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell final View selectedChild = mTabStrip.getChildAt(position); 210429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell selectedChild.setSelected(true); 211429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 212429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell // Update scroll position 213429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell final int scrollPos = selectedChild.getLeft() - (getWidth() - selectedChild.getWidth()) / 2; 214429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell smoothScrollTo(scrollPos, 0); 215429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell mPrevSelected = position; 216429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell } 217429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 218429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell @Override 219429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell public void onPageScrollStateChanged(int state) { 220429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell } 2214d0ec405721176fcbf4c70bade5d34da68d523c3Yorke Lee 2224d0ec405721176fcbf4c70bade5d34da68d523c3Yorke Lee private int getRtlPosition(int position) { 2234d0ec405721176fcbf4c70bade5d34da68d523c3Yorke Lee if (getLayoutDirection() == View.LAYOUT_DIRECTION_RTL) { 2244d0ec405721176fcbf4c70bade5d34da68d523c3Yorke Lee return mTabStrip.getChildCount() - 1 - position; 2254d0ec405721176fcbf4c70bade5d34da68d523c3Yorke Lee } 2264d0ec405721176fcbf4c70bade5d34da68d523c3Yorke Lee return position; 2274d0ec405721176fcbf4c70bade5d34da68d523c3Yorke Lee } 228429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell} 229429302fd99805fc6d88e974335289e22ff59c1eeBrian Attwell 230