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/* * Copyright (C) 2012 Santiago Valdarrama * //from w ww. j a va2 s . c o m * 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.svpino.longhorn.fragments; import static com.svpino.longhorn.artifacts.Extensions.isHoneycombOrLater; import static com.svpino.longhorn.artifacts.Extensions.isIceCreamSandwichOrLater; import static com.svpino.longhorn.artifacts.Extensions.isPriorIceCreamSandwich; import java.util.ArrayList; import java.util.List; import android.annotation.TargetApi; import android.app.Activity; import android.app.AlertDialog; import android.app.SearchManager; import android.content.ClipData; import android.content.Context; import android.content.DialogInterface; import android.content.DialogInterface.OnDismissListener; import android.content.Intent; import android.content.res.Resources; import android.os.Bundle; import android.support.v4.app.Fragment; import android.support.v4.app.FragmentActivity; import android.util.Log; import android.util.SparseArray; import android.view.ActionMode; import android.view.DragEvent; import android.view.GestureDetector; import android.view.GestureDetector.SimpleOnGestureListener; import android.view.LayoutInflater; import android.view.Menu; import android.view.MenuInflater; import android.view.MenuItem; import android.view.MotionEvent; import android.view.View; import android.view.View.DragShadowBuilder; import android.view.View.OnClickListener; import android.view.View.OnLongClickListener; import android.view.ViewGroup; import android.view.animation.Animation; import android.view.animation.Animation.AnimationListener; import android.view.animation.AnimationUtils; import android.widget.RelativeLayout; import android.widget.SearchView; import android.widget.ShareActionProvider; import android.widget.ShareActionProvider.OnShareTargetSelectedListener; import android.widget.TableLayout; import android.widget.TableRow.LayoutParams; import android.widget.TextView; import android.widget.ViewFlipper; import com.svpino.longhorn.R; import com.svpino.longhorn.artifacts.Constants; import com.svpino.longhorn.artifacts.Extensions; import com.svpino.longhorn.artifacts.Extensions.PatternBackgroundColor; import com.svpino.longhorn.artifacts.StockTileProcessor; import com.svpino.longhorn.artifacts.StockTileProcessor.OnDragTileListener; import com.svpino.longhorn.artifacts.StockTileViewHolder; import com.svpino.longhorn.artifacts.TabFragment; import com.svpino.longhorn.artifacts.back.BackStack; import com.svpino.longhorn.artifacts.back.StockOverviewBackStackItem; import com.svpino.longhorn.layouts.StockOverviewLayout; import com.svpino.longhorn.model.Stock; public class StockListFragment extends Fragment implements TabFragment, OnClickListener, OnLongClickListener, OnDragTileListener { private final static String LOG_TAG = StockListFragment.class.getName(); private final static int SWIPE_THRESHOLD_VELOCITY = 150; private final static int STOCK_OVERVIEW_HEIGHT = 185; public enum StockOverviewState { HIDDEN, OVERVIEW } private TableLayout tableLayout; private LayoutInflater inflater; private View currentlySelectedTile; private SparseArray<View> tiles; private SearchView searchView; private View focusedTileDuringDragAndDrop = null; private ActionMode.Callback actionModeCallback; private ActionMode actionMode; private List<Integer> selectedTiles; private AlertDialog removeSelectedStocksDialog; private MenuItem searchMenuItem; private StockListFragmentCallback callback; private ViewFlipper viewFlipper; private Animation flipInNextAnimation; private Animation flipInPreviousAnimation; private Animation flipOutNextAnimation; private AnimateStockOverviewContentCallback animateStockOverviewContentCallback; private Animation flipOutPreviousAnimation; private StockOverviewState stockOverviewState = null; private GestureDetector viewFlipperGestureDetector; private AlertDialog tileContextualMenuDialog; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setRetainInstance(true); this.selectedTiles = new ArrayList<Integer>(); this.tiles = new SparseArray<View>(); } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View view = inflater.inflate(R.layout.fragment_stock_list, container, false); setHasOptionsMenu(true); if (isHoneycombOrLater()) { this.actionModeCallback = new ActionModeCallback(); } this.tableLayout = (TableLayout) view.findViewById(R.id.tableLayout); this.viewFlipper = (ViewFlipper) view.findViewById(R.id.viewFlipper); StockOverviewLayout stockOverviewLayout1 = new StockOverviewLayout(getActivity()); StockOverviewLayout stockOverviewLayout2 = new StockOverviewLayout(getActivity()); this.viewFlipper.addView(stockOverviewLayout1); this.viewFlipper.addView(stockOverviewLayout2); this.animateStockOverviewContentCallback = new AnimateStockOverviewContentCallback(); this.flipInNextAnimation = AnimationUtils.loadAnimation(getActivity(), R.anim.flip_in_next); this.flipInNextAnimation.setAnimationListener(new StockOverviewAnimationListener(this.animateStockOverviewContentCallback)); this.flipInPreviousAnimation = AnimationUtils.loadAnimation(getActivity(), R.anim.flip_in_previous); this.flipInPreviousAnimation.setAnimationListener(new StockOverviewAnimationListener(this.animateStockOverviewContentCallback)); this.flipOutNextAnimation = AnimationUtils.loadAnimation(getActivity(), R.anim.flip_out_next); this.flipOutPreviousAnimation = AnimationUtils.loadAnimation(getActivity(), R.anim.flip_out_previous); this.viewFlipperGestureDetector = new GestureDetector(getActivity(), new ViewFlipperGestureDetector()); this.viewFlipper.setOnTouchListener(new View.OnTouchListener() { public boolean onTouch(View v, MotionEvent event) { if (StockListFragment.this.viewFlipperGestureDetector.onTouchEvent(event)) { return false; } return true; } }); createDashboardTiles(true); return view; } @Override public void onActivityCreated(Bundle savedState) { if (this.stockOverviewState == null) { setStockOverviewState(StockOverviewState.HIDDEN); } if (isOverviewVisible()) { StockOverviewBackStackItem lastStockOverviewAddedToBackStack = this.callback.getBackStack().getLastStockOverviewAddedToBackStack(); if (lastStockOverviewAddedToBackStack != null) { displayStockOverview(lastStockOverviewAddedToBackStack.getStock(), false); } } super.onActivityCreated(savedState); } @Override public void onAttach(Activity activity) { super.onAttach(activity); this.callback = (StockListFragmentCallback) activity; } @Override public void onResume() { if (isHoneycombOrLater() && this.actionMode != null) { this.actionMode = null; showContextualActionBar(); for (Integer position : this.selectedTiles) { selectTile(this.tiles.get(position), false); } } super.onResume(); } @Override public void onPause() { if (this.removeSelectedStocksDialog != null) { this.removeSelectedStocksDialog.dismiss(); } if (this.tileContextualMenuDialog != null) { this.tileContextualMenuDialog.dismiss(); } super.onPause(); } @TargetApi(14) @Override public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { inflater.inflate(R.menu.fragment_stock_list, menu); this.searchMenuItem = menu.findItem(R.id.menu_item_add); if (isIceCreamSandwichOrLater()) { SearchManager searchManager = (SearchManager) getActivity().getSystemService(Context.SEARCH_SERVICE); this.searchView = (SearchView) this.searchMenuItem.getActionView(); this.searchView.setSearchableInfo(searchManager.getSearchableInfo(getActivity().getComponentName())); this.searchView.setSubmitButtonEnabled(false); this.searchView.setIconifiedByDefault(true); final ShareActionProvider shareActionProvider = (ShareActionProvider) menu.findItem(R.id.menu_item_share).getActionProvider(); shareActionProvider.setShareIntent(getDefaultShareIntent(null)); shareActionProvider.setOnShareTargetSelectedListener(new OnShareTargetSelectedListener() { @Override public boolean onShareTargetSelected(ShareActionProvider source, Intent intent) { Intent defaultShareIntent = getDefaultShareIntent(null); shareActionProvider.setShareIntent(defaultShareIntent); return false; } }); } super.onCreateOptionsMenu(menu, inflater); } @Override public void onPrepareOptionsMenu(Menu menu) { MenuItem shareMenuItem = menu.findItem(R.id.menu_item_share); shareMenuItem.setVisible(isOverviewVisible()); super.onPrepareOptionsMenu(menu); } @TargetApi(11) @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case R.id.menu_item_add: requestSearch(); return true; case R.id.menu_item_share: { if (isPriorIceCreamSandwich()) { showShareDialog(null); return true; } } } return false; } private Intent getDefaultShareIntent(Integer position) { Intent intent = new Intent(android.content.Intent.ACTION_SEND); intent.setType("text/plain"); Stock stock = null; if (position == null) { if (isOverviewVisible() && this.viewFlipper != null && this.viewFlipper.getTag() != null) { stock = this.callback.getStockList().get((Integer) this.viewFlipper.getTag()); } } else { stock = this.callback.getStockList().get(position); } if (stock != null) { Resources resources = getActivity().getResources(); intent.putExtra("symbol", stock.getSymbol()); intent.putExtra(android.content.Intent.EXTRA_SUBJECT, String.format(resources.getString(R.string.fragment_stock_overview_share_subject), stock.getSymbol(), stock.getStringPrice())); int resourceIdentifier = resources.getIdentifier("fragment_stock_overview_share_message_" + Constants.STORE, "string", getActivity().getPackageName()); intent.putExtra(android.content.Intent.EXTRA_TEXT, String.format(resources.getString(resourceIdentifier), stock.getSymbol(), stock.getStringPrice(), stock.getStringChangeAndChangePercentage(), resources.getString(R.string.application_name))); } return intent; } private void display(Stock stock) { int position = this.callback.getStockList().indexOf(stock); if (this.stockOverviewState == StockOverviewState.HIDDEN) { displayStockOverview(position, true); } else { animateStockOverviewToItem(position); } } private void displayStockOverview(Integer position, boolean animate) { if (position != null) { setCurrentTile(position); setStockOverviewState(StockOverviewState.OVERVIEW); } displayStockInViewFlipper(position); RelativeLayout.LayoutParams layoutParams = new RelativeLayout.LayoutParams(LayoutParams.MATCH_PARENT, Extensions.dpToPixels(getResources(), STOCK_OVERVIEW_HEIGHT)); layoutParams.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM, RelativeLayout.TRUE); layoutParams.addRule(RelativeLayout.CENTER_HORIZONTAL, RelativeLayout.TRUE); this.viewFlipper.setLayoutParams(layoutParams); if (animate) { Animation animation = AnimationUtils.loadAnimation(getActivity().getApplicationContext(), R.anim.slide_in_from_bottom); animation.setAnimationListener(new StockOverviewAnimationListener(this.animateStockOverviewContentCallback)); this.viewFlipper.setVisibility(View.VISIBLE); this.viewFlipper.startAnimation(animation); } else { this.viewFlipper.setVisibility(View.VISIBLE); } collapseSearchActionView(); invalidateOptionsMenu(); } @TargetApi(14) private void collapseSearchActionView() { if (isIceCreamSandwichOrLater() && this.searchMenuItem != null && this.searchMenuItem.isActionViewExpanded()) { this.searchMenuItem.collapseActionView(); } } public void hideStockOverview() { hideStockOverview(null); } public void hideStockOverview(final AnimationEndCallback animationEndCallback) { if (this.stockOverviewState != null && this.stockOverviewState != StockOverviewState.HIDDEN) { setStockOverviewState(StockOverviewState.HIDDEN); Animation animation = AnimationUtils.loadAnimation(getActivity().getApplicationContext(), R.anim.slide_out_to_bottom); animation.setAnimationListener(new StockOverviewAnimationListener(new AnimationEndCallback() { @Override public void execute() { StockListFragment.this.viewFlipper.setVisibility(View.GONE); StockListFragment.this.viewFlipper.setInAnimation(null); StockListFragment.this.viewFlipper.setOutAnimation(null); setCurrentTile(null); if (animationEndCallback != null) { animationEndCallback.execute(); } } })); this.viewFlipper.startAnimation(animation); invalidateOptionsMenu(); } else if (animationEndCallback != null) { animationEndCallback.execute(); } } @TargetApi(11) private void invalidateOptionsMenu() { if (isHoneycombOrLater()) { getActivity().invalidateOptionsMenu(); } } private void animateStockOverviewToNextItem() { this.viewFlipper.setInAnimation(this.flipInPreviousAnimation); this.viewFlipper.setOutAnimation(this.flipOutPreviousAnimation); int position = (Integer) this.viewFlipper.getTag() + 1; if (position >= this.callback.getStockList().size()) { position = 0; } if (!((Integer) this.viewFlipper.getTag()).equals(position)) { displayStockInViewFlipper(position); setCurrentTile((Integer) this.viewFlipper.getTag()); } invalidateOptionsMenu(); } private void animateStockOverviewToPreviousItem() { this.viewFlipper.setInAnimation(this.flipInNextAnimation); this.viewFlipper.setOutAnimation(this.flipOutNextAnimation); int position = (Integer) this.viewFlipper.getTag() - 1; if (position < 0) { position = this.callback.getStockList().size() - 1; } if (!((Integer) this.viewFlipper.getTag()).equals(position)) { displayStockInViewFlipper(position); setCurrentTile((Integer) this.viewFlipper.getTag()); } invalidateOptionsMenu(); } private void displayStockInViewFlipper(Integer position) { int availableFlipperChild = this.viewFlipper.getDisplayedChild() == 0 ? 1 : 0; StockOverviewLayout stockOverviewLayout = (StockOverviewLayout) this.viewFlipper.getChildAt(availableFlipperChild); if (position != null) { stockOverviewLayout.setStock(this.callback.getStockList().get(position)); } else { stockOverviewLayout.setStock(null); } this.viewFlipper.setTag(position); this.viewFlipper.setDisplayedChild(availableFlipperChild); } private void animateStockOverviewToItem(Integer position) { Integer currentStock = (Integer) this.viewFlipper.getTag(); int animateFrom = currentStock == null ? Integer.MIN_VALUE : currentStock; int animateTo = position == null ? Integer.MAX_VALUE : position; if (animateTo < animateFrom) { this.viewFlipper.setInAnimation(this.flipInNextAnimation); this.viewFlipper.setOutAnimation(this.flipOutNextAnimation); } else { this.viewFlipper.setInAnimation(this.flipInPreviousAnimation); this.viewFlipper.setOutAnimation(this.flipOutPreviousAnimation); } setCurrentTile(position); displayStockInViewFlipper(position); invalidateOptionsMenu(); } private void setCurrentTile(Integer position) { if (position != null && !position.equals(Integer.MAX_VALUE)) { this.callback.getBackStack().add(new StockOverviewBackStackItem(position)); } else { this.callback.getBackStack().removeAllStockOverviewItems(); } setSelection(position); } public boolean back() { boolean handled = false; if (this.stockOverviewState != StockOverviewState.HIDDEN) { if (this.callback.getBackStack().getStockOverviewItemCount() == 0) { hideStockOverview(); handled = true; } else { animateStockOverviewToItem(this.callback.getBackStack().getLastStockOverviewAddedToBackStack().getStock()); handled = true; } } return handled; } private boolean isOverviewVisible() { return this.stockOverviewState != null && this.stockOverviewState != StockOverviewState.HIDDEN; } @TargetApi(11) private void showContextualActionBar() { hideStockOverview(); if (this.actionMode == null) { this.actionMode = ((FragmentActivity) getActivity()).startActionMode(this.actionModeCallback); updateContextualActionBar(); } } @TargetApi(11) @Override public void hideContextualActionBar() { if (isHoneycombOrLater()) { if (this.actionMode != null) { this.actionMode.finish(); } } } @Override public void onClick(View view) { StockTileViewHolder stockTileViewHolder = (StockTileViewHolder) view.getTag(); if (stockTileViewHolder != null) { if (actionMode != null) { selectTile(view, true); } else { if (!view.equals(this.currentlySelectedTile)) { display(stockTileViewHolder.getStock()); } } } else { requestSearch(); } } @Override public boolean onLongClick(View view) { if (isHoneycombOrLater()) { if (this.actionMode == null) { showContextualActionBar(); selectTile(view, false); return true; } startDraggingTile(view); return true; } else { selectTile(view, false); showTileContextualMenu(view); return true; } } private void showTileContextualMenu(final View view) { if (this.tileContextualMenuDialog == null || !this.tileContextualMenuDialog.isShowing()) { final StockTileViewHolder stockTileViewHolder = (StockTileViewHolder) view.getTag(); AlertDialog.Builder builder = new AlertDialog.Builder(getActivity()); builder.setTitle(String.format(getString(R.string.fragment_stock_list_tile_contextual_menu_title), stockTileViewHolder.getStock().getSymbol())); builder.setItems(new CharSequence[] { getString(R.string.fragment_stock_list_tile_contextual_menu_share_item), getString(R.string.fragment_stock_list_tile_contextual_menu_delete_item), getString(R.string.label_cancel) }, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int item) { switch (item) { case 0: showShareDialog(view); break; case 1: dialog.dismiss(); showDeleteWarningDialog(stockTileViewHolder.getPosition()); break; case 2: dialog.dismiss(); break; } } }); this.tileContextualMenuDialog = builder.create(); this.tileContextualMenuDialog.setOnDismissListener(new OnDismissListener() { @Override public void onDismiss(DialogInterface dialog) { StockListFragment.this.selectedTiles.clear(); StockTileProcessor.updateTileColorBasedOnStock(StockListFragment.this, view); } }); this.tileContextualMenuDialog.show(); } } private void selectTile(View tile, boolean toggle) { StockTileViewHolder stockTileViewHolder = (StockTileViewHolder) tile.getTag(); if (!stockTileViewHolder.isFixed()) { if (toggle && this.selectedTiles.contains(stockTileViewHolder.getPosition())) { this.selectedTiles.remove((Integer) stockTileViewHolder.getPosition()); if (this.selectedTiles.size() == 0 && !isHoneycombOrLater()) { hideContextualActionBar(); } } else if (!this.selectedTiles.contains(stockTileViewHolder.getPosition())) { this.selectedTiles.add(stockTileViewHolder.getPosition()); } StockTileProcessor.updateTileColor(this, tile, this.selectedTiles); updateContextualActionBar(); } } @TargetApi(11) private void updateContextualActionBar() { if (isHoneycombOrLater()) { if (this.actionMode != null) { this.actionMode.setTitle(String.format(getResources().getString(R.string.label_cab_selected), this.selectedTiles.size())); this.actionMode.invalidate(); } } } @TargetApi(11) @Override public boolean onDrag(View tile2, DragEvent event) { View tile1 = (View) event.getLocalState(); StockTileViewHolder stockTileViewHolder1 = (StockTileViewHolder) tile1.getTag(); StockTileViewHolder stockTileViewHolder2 = (StockTileViewHolder) tile2.getTag(); switch (event.getAction()) { case DragEvent.ACTION_DRAG_STARTED: tile1.setVisibility(View.INVISIBLE); if (stockTileViewHolder1.getPosition() != stockTileViewHolder2.getPosition()) { return true; } return false; case DragEvent.ACTION_DRAG_ENTERED: this.focusedTileDuringDragAndDrop = tile2; StockTileProcessor.updateTileColorToDropReceptor(tile2); tile2.invalidate(); return true; case DragEvent.ACTION_DRAG_LOCATION: return true; case DragEvent.ACTION_DRAG_EXITED: this.focusedTileDuringDragAndDrop = null; StockTileProcessor.updateTileColor(this, tile2, this.selectedTiles); tile2.invalidate(); return true; case DragEvent.ACTION_DROP: this.focusedTileDuringDragAndDrop = null; swapTiles(tile1, tile2); return true; case DragEvent.ACTION_DRAG_ENDED: if (this.focusedTileDuringDragAndDrop != null) { swapTiles(tile1, this.focusedTileDuringDragAndDrop); this.focusedTileDuringDragAndDrop = null; return true; } StockTileProcessor.updateTileColor(this, tile1, this.selectedTiles); StockTileProcessor.updateTileColor(this, tile2, this.selectedTiles); tile1.setVisibility(View.VISIBLE); tile2.setVisibility(View.VISIBLE); tile1.invalidate(); tile2.invalidate(); return true; default: return true; } } @TargetApi(11) private void startDraggingTile(View tile) { StockTileViewHolder stockTileViewHolder = (StockTileViewHolder) tile.getTag(); this.selectedTiles.remove((Integer) stockTileViewHolder.getPosition()); updateContextualActionBar(); ClipData.Item item = new ClipData.Item(stockTileViewHolder.toString()); ClipData clipData = new ClipData(stockTileViewHolder.toString(), new String[0], item); View.DragShadowBuilder dragShadowBuilder = new DragShadowBuilder(tile); tile.startDrag(clipData, dragShadowBuilder, tile, 0); } private void swapTiles(View tile1, View tile2) { StockTileViewHolder stockTileViewHolder1 = (StockTileViewHolder) tile1.getTag(); StockTileViewHolder stockTileViewHolder2 = (StockTileViewHolder) tile2.getTag(); this.callback.reorderStocks(stockTileViewHolder1.getStock(), stockTileViewHolder2.getStock()); this.selectedTiles.remove((Integer) stockTileViewHolder1.getPosition()); this.selectedTiles.remove((Integer) stockTileViewHolder2.getPosition()); updateContextualActionBar(); Stock tempStock = stockTileViewHolder1.getStock(); stockTileViewHolder1.setStock(stockTileViewHolder2.getStock()); stockTileViewHolder2.setStock(tempStock); tile1.setTag(stockTileViewHolder1); tile2.setTag(stockTileViewHolder2); this.tiles.remove(stockTileViewHolder1.getPosition()); this.tiles.remove(stockTileViewHolder2.getPosition()); this.tiles.put(stockTileViewHolder1.getPosition(), tile1); this.tiles.put(stockTileViewHolder2.getPosition(), tile2); stockTileViewHolder1.refresh(getResources()); stockTileViewHolder2.refresh(getResources()); tile1.setVisibility(View.VISIBLE); tile2.setVisibility(View.VISIBLE); tile1.invalidate(); tile2.invalidate(); } public void setSelection(Integer position) { if (position != null) { View tile = this.tiles.get(position); if (this.currentlySelectedTile != null) { StockTileProcessor.updateTileColor(this, this.currentlySelectedTile, this.selectedTiles); } this.currentlySelectedTile = tile; StockTileViewHolder stockTileViewHolder = (StockTileViewHolder) tile.getTag(); Extensions.applyPattern( getResources(), stockTileViewHolder.getTileLayout(), PatternBackgroundColor.BLUE); } else { if (this.currentlySelectedTile != null) { StockTileProcessor.updateTileColor(this, this.currentlySelectedTile, this.selectedTiles); } this.currentlySelectedTile = null; } } public void refresh(boolean hardReset) { hideStockOverview(); collapseSearchActionView(); createDashboardTiles(hardReset); } private void createDashboardTiles(boolean restart) { StockTileProcessor.create( this, this.tableLayout, this.callback.getStockList(), this.tiles, restart); } public void refreshStockInformation(List<Stock> stocks) { try { for (Stock stock : stocks) { View view = findTile(stock); StockTileViewHolder stockTileViewHolder = (StockTileViewHolder) view.getTag(); if (stockTileViewHolder != null) { stockTileViewHolder.refresh(getResources(), stock); } if (this.viewFlipper != null && this.viewFlipper.getTag() != null) { StockOverviewLayout stockOverviewLayout = (StockOverviewLayout) this.viewFlipper.getChildAt(this.viewFlipper.getDisplayedChild()); if (stockOverviewLayout != null && stockOverviewLayout.getStock().getSymbol().equals(stock.getSymbol())) { stockOverviewLayout.setStock(stock); } } } } catch (IllegalStateException e) { /* * For some reason, some devices are reporting an IllegalStateException when trying to * access the method * getResources() from above. The full error message is the following: * java.lang.IllegalStateException: Fragment StockListFragment{40540d98} not attached to * Activity * * Since this error happens while refreshing the stock information, I'm going to ignore * it. */ Log.e(LOG_TAG, e.getMessage(), e); } } private View findTile(Stock stock) { for (int i = 0; i < this.tiles.size(); i++) { View view = this.tiles.valueAt(i); StockTileViewHolder stockTileViewHolder = (StockTileViewHolder) view.getTag(); if (stockTileViewHolder.getStock().getSymbol().equals(stock.getSymbol())) { return view; } } return null; } @TargetApi(14) private void requestSearch() { hideContextualActionBar(); if (isIceCreamSandwichOrLater()) { hideStockOverview(new AnimationEndCallback() { @Override public void execute() { StockListFragment.this.searchMenuItem.expandActionView(); } }); } else { getActivity().onSearchRequested(); } } private void showDeleteWarningDialog(Integer position) { if (this.removeSelectedStocksDialog == null || !this.removeSelectedStocksDialog.isShowing()) { if (position == null) { if (this.selectedTiles.size() == 1) { position = ((StockTileViewHolder) this.tiles.get(this.selectedTiles.get(0)).getTag()).getPosition(); } } final Stock stock = position != null ? ((StockTileViewHolder) this.tiles.get(position).getTag()).getStock() : null; AlertDialog.Builder removeSelectedStocksDialogBuilder = new AlertDialog.Builder(getActivity()); String message = this.callback.getRemoveWarningDialogMessage(stock); View view = getLayoutInflater().inflate(R.layout.dialog_message, null); TextView textView = (TextView) view.findViewById(R.id.textView); textView.setText(message); removeSelectedStocksDialogBuilder .setIcon(R.drawable.ic_warning) .setTitle(this.callback.getRemoveWarningDialogTitle(stock)) .setView(view) .setPositiveButton(R.string.label_remove, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { removeSelectedStocks(stock); } }) .setNegativeButton(R.string.label_cancel, null); this.removeSelectedStocksDialog = removeSelectedStocksDialogBuilder.create(); this.removeSelectedStocksDialog.show(); } } private void showShareDialog(View view) { Integer position = null; if (view != null) { StockTileViewHolder stockTileViewHolder = (StockTileViewHolder) view.getTag(); position = stockTileViewHolder.getPosition(); } startActivity(Intent.createChooser(getDefaultShareIntent(position), getResources().getString(R.string.fragment_stock_overview_share_dialog_title))); } private void removeSelectedStocks(Stock stock) { List<Stock> stockListToRemove = new ArrayList<Stock>(); if (stock == null) { for (int position : this.selectedTiles) { stockListToRemove.add(((StockTileViewHolder) this.tiles.get(position).getTag()).getStock()); } } else { stockListToRemove.add(stock); } this.callback.removeStocks(stockListToRemove); hideContextualActionBar(); createDashboardTiles(false); } public StockOverviewState getStockOverviewState() { return this.stockOverviewState; } public void setStockOverviewState(StockOverviewState stockOverviewState) { this.stockOverviewState = stockOverviewState; } private LayoutInflater getLayoutInflater() { if (this.inflater == null) { this.inflater = (LayoutInflater) getActivity().getSystemService(Context.LAYOUT_INFLATER_SERVICE); } return this.inflater; } @TargetApi(11) private class ActionModeCallback implements ActionMode.Callback { @Override public boolean onCreateActionMode(ActionMode mode, Menu menu) { MenuInflater inflater = mode.getMenuInflater(); inflater.inflate(R.menu.fragment_stock_list_cab, menu); return true; } @Override public boolean onPrepareActionMode(ActionMode mode, Menu menu) { MenuItem deleteMenuItem = menu.findItem(R.id.menu_item_delete); deleteMenuItem.setVisible(StockListFragment.this.selectedTiles.size() > 0); return false; } @Override public boolean onActionItemClicked(ActionMode mode, MenuItem item) { if (item.getItemId() == R.id.menu_item_delete) { showDeleteWarningDialog(null); } return false; } @Override public void onDestroyActionMode(ActionMode mode) { StockListFragment.this.actionMode = null; for (Integer position : StockListFragment.this.selectedTiles) { StockTileProcessor.updateTileColorBasedOnStock(StockListFragment.this, StockListFragment.this.tiles.get(position)); } StockListFragment.this.selectedTiles.clear(); } } public interface StockListFragmentCallback { public List<Stock> getStockList(); public void removeStocks(List<Stock> stocks); public void reorderStocks(Stock stock1, Stock stock2); public String getRemoveWarningDialogTitle(Stock stock); public String getRemoveWarningDialogMessage(Stock stock); public void onStockOverviewAddedToBackStack(); public void onStockOverviewClearBackStack(); public BackStack getBackStack(); } private interface AnimationEndCallback { public void execute(); } private class StockOverviewAnimationListener implements AnimationListener { private final AnimationEndCallback callback; public StockOverviewAnimationListener(AnimationEndCallback callback) { this.callback = callback; } @Override public void onAnimationStart(Animation animation) { } @Override public void onAnimationEnd(Animation animation) { if (this.callback != null) { this.callback.execute(); } } @Override public void onAnimationRepeat(Animation animation) { } } private class AnimateStockOverviewContentCallback implements AnimationEndCallback { @Override public void execute() { StockOverviewLayout stockOverviewLayout = (StockOverviewLayout) StockListFragment.this.viewFlipper.getChildAt(StockListFragment.this.viewFlipper.getDisplayedChild()); stockOverviewLayout.animateContent(); } } private class ViewFlipperGestureDetector extends SimpleOnGestureListener { @Override public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) { StockOverviewLayout stockOverviewLayout = (StockOverviewLayout) StockListFragment.this.viewFlipper.getChildAt(StockListFragment.this.viewFlipper.getDisplayedChild()); int swipeMinDistance = stockOverviewLayout.getHeight() / 3; try { if (e1.getX() - e2.getX() > swipeMinDistance && Math.abs(velocityX) > SWIPE_THRESHOLD_VELOCITY) { animateStockOverviewToNextItem(); return true; } if (e2.getX() - e1.getX() > swipeMinDistance && Math.abs(velocityX) > SWIPE_THRESHOLD_VELOCITY) { animateStockOverviewToPreviousItem(); return true; } if (e2.getY() - e1.getY() > swipeMinDistance && Math.abs(velocityY) > SWIPE_THRESHOLD_VELOCITY) { StockListFragment.this.hideStockOverview(); return true; } if (e1.getY() - e2.getY() > swipeMinDistance && Math.abs(velocityY) > SWIPE_THRESHOLD_VELOCITY) { } } catch (Exception e) { } return false; } } }