Java Code Examples for android.widget.ListView#setSelection()

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_item_income);
    dao = AccountItemDao.getInstance();
    EventBus.getDefault().register(this);
    itemListView = (ListView) findViewById(R.id.aii_item_list);
    items = dao.findAllByExpense(0);
    inflater = LayoutInflater.from(mContext);
    itemListView.setAdapter(itemAdapter);
 //   itemListView.setOnItemClickListener(itemItemListener);

    findViewById(R.id.aii_back).setOnClickListener(clickListener);
    findViewById(R.id.aii_edit).setOnClickListener(clickListener);

    if (!TextUtils.isEmpty(item)) {
        for (int i = 0; i < items.size(); i++) {
            if (items.get(i).getItem().equals(item)) {
                seletectedItemPosition = i;
                break;
            }
        }
    }
    itemListView.setSelection(seletectedItemPosition);
}
 

public static void ensureVisible(@Nullable ListView listView, int pos) {
    if (listView == null || listView.getAdapter() == null) {
        return;
    }

    if (pos < 0 || pos >= listView.getAdapter().getCount()) {
        return;
    }

    int first = listView.getFirstVisiblePosition();
    int last = listView.getLastVisiblePosition();

    if (pos < first) {
        listView.setSelection(pos);
        return;
    }

    if (pos >= last) {
        listView.setSelection(1 + pos - (last - first));
    }
}
 

public void selectItem(int num) {
	final ListView commitList = (ListView) getView().findViewById(R.id.git_history_commit_list);
	
	selectedItem = num;
	int selection = num - commitList.getFirstVisiblePosition();
	
	//Keep the selected commit on screen... with a little bit of breathing room
	if (num < commitList.getFirstVisiblePosition() + 2) {
		commitList.setSelection(num == 0 ? num : num - 1);
	} else if (num > commitList.getLastVisiblePosition() - 2) {
		commitList.setSelection(num == commitList.getCount() - 1 ? num : num + 1);
	}
	
	for (int i = 0; i < commitList.getCount(); i ++) {
		View child = commitList.getChildAt(i);
		
		if (child != null) {
			child.setBackgroundColor(selection == i
					? getResources().getColor(R.color.holo_select)
					: getResources().getColor(android.R.color.transparent));
		}
	}
}
 

private void updateDeviceList() {
    //TODO fix npe when opening drawer before app has fully started (no synclient)
    List<DeviceStats> list = Lists.newArrayList(syncthingClient.getDevicesHandler().getDeviceStatsList());
    Collections.sort(list, new Comparator<DeviceStats>() {
        Function<DeviceStats.DeviceStatus,Integer> fun= Functions.forMap(ImmutableMap.of(DeviceStats.DeviceStatus.OFFLINE,3, DeviceStats.DeviceStatus.ONLINE_INACTIVE,2, DeviceStats.DeviceStatus.ONLINE_ACTIVE,1));
        @Override
        public int compare(DeviceStats a, DeviceStats b) {
            return ComparisonChain.start().compare(fun.apply(a.getStatus()),fun.apply(b.getStatus())).compare(a.getName(),b.getName()).result();
        }
    });
    ListView listView = (ListView) findViewById(R.id.devices_list_view);
    ((ArrayAdapter) listView.getAdapter()).clear();
    ((ArrayAdapter<DeviceStats>) listView.getAdapter()).addAll(list);
    ((ArrayAdapter) listView.getAdapter()).notifyDataSetChanged();
    listView.setSelection(0);
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.demo_list_view);

    ListView listView = (ListView) findViewById(R.id.listView);

    MyAdapter myAdapter=new MyAdapter();
    listView.setAdapter(myAdapter);
    myAdapter.notifyDataSetChanged();

    listView.setSelected(true);
    listView.setSelection(0);

    BorderView borderView = new BorderView(this);

    borderView.setBackgroundResource(R.drawable.border_red);
    //borderView.getEffect(BorderEffect.class).setMargin(12);
    borderView.attachTo(listView);

}
 

/**
 * listview滚动到顶部
 *
 * @param animate 是否动画
 * @return
 */
public UDBaseListOrRecyclerView scrollToTop( int offset,  boolean animate) {
     ListView lv = getListView();
    if (lv != null) {
        if (animate) {
            if (lv.getFirstVisiblePosition() > 7) {//hack fast scroll
                lv.setSelection(7);
            }
            lv.smoothScrollToPositionFromTop(0, offset);
        } else {
            lv.setSelectionFromTop(0, offset);
        }
    }
    return this;
}
 

public static void stopListViewScrollingAndScrollToTop(ListView listView) {
    Runnable runnable = JavaReflectionUtility.getValue(listView, "mFlingRunnable");
    listView.removeCallbacks(runnable);
    listView.setSelection(Math.min(listView.getFirstVisiblePosition(), 5));
    listView.smoothScrollToPosition(0);

}
 

@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
    LayoutInflater inflater = getActivity().getLayoutInflater();
    View v = inflater.inflate(R.layout.sync_passphrase_types, null);

    // Configure the passphrase type list
    ListView list = (ListView) v.findViewById(R.id.passphrase_types);
    Adapter adapter = createAdapter(getCurrentTypeFromArguments());
    list.setAdapter(adapter);
    list.setId(R.id.passphrase_type_list);
    list.setOnItemClickListener(this);
    list.setDividerHeight(0);
    PassphraseType currentType = getCurrentTypeFromArguments();
    list.setSelection(adapter.getPositionForType(currentType));

    // Configure the hint to reset the passphrase settings
    // Only show this hint if encryption has been set to use sync passphrase
    if (currentType == PassphraseType.CUSTOM_PASSPHRASE) {
        TextView instructionsView = (TextView) v.findViewById(R.id.reset_sync_text);
        instructionsView.setVisibility(View.VISIBLE);
        instructionsView.setMovementMethod(LinkMovementMethod.getInstance());
        instructionsView.setText(getResetText());
    }

    // Create and return the dialog
    return new AlertDialog.Builder(getActivity(), R.style.AlertDialogTheme)
            .setNegativeButton(R.string.cancel, this)
            .setTitle(R.string.sync_passphrase_type_title)
            .setView(v)
            .create();
}
 

private void applyToListView (final ListView lv) {
	// NOTE if this seems unreliable try wrapping setSelection*() calls in lv.post(...).
	final ListAdapter adapter = lv.getAdapter();

	if (this.itemId >= 0L) {
		for (int i = 0; i < adapter.getCount(); i++) {
			if (adapter.getItemId(i) == this.itemId) {
				lv.setSelectionFromTop(i, this.top);
				return;
			}
		}
	}

	// Also search by time before giving up.
	if (this.itemTime > 0L && adapter instanceof TweetListCursorAdapter) {
		final TweetListCursorAdapter tlca = (TweetListCursorAdapter) adapter;
		for (int i = 0; i < tlca.getCount(); i++) {
			final long itime = tlca.getItemTime(i);
			if (itime > 0L && itime <= this.itemTime) {
				lv.setSelectionFromTop(i, 0);
				return;
			}
		}
		LOG.w("Failed to restore scroll state %s to list of %s items.", this, tlca.getCount());
	}
	else {
		LOG.w("Failed to restore scroll state %s.", this);
	}

	lv.setSelection(lv.getCount() - 1);
}
 

public void selectPageDialog() {
    if (context == null)
        context = App.getActivity();
    final int[] pages = new int[pagination.getAll()];

    for (int i = 0; i < pagination.getAll(); i++)
        pages[i] = i + 1;

    final ListView listView = new ListView(context);
    listView.setDivider(null);
    listView.setDividerHeight(0);
    listView.setFastScrollEnabled(true);

    listView.setChoiceMode(ListView.CHOICE_MODE_SINGLE);
    listView.setAdapter(new PaginationAdapter(context, pages));
    listView.setItemChecked(pagination.getCurrent() - 1, true);
    listView.setSelection(pagination.getCurrent() - 1);

    AlertDialog dialog = new AlertDialog.Builder(context)
            .setView(listView)
            .show();

    if (dialog.getWindow() != null)
        dialog.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE);

    listView.setOnItemClickListener((adapterView, view1, i2, l) -> {
        if (listView.getTag() != null && !((Boolean) listView.getTag())) {
            return;
        }
        selectPage(i2 * pagination.getPerPage());
        dialog.cancel();
    });
}
 

private void showEvents(List<String> logs) {
    if (logs == null) {
        Log.w(TAG, "logs == null, are you polling too early?");
        mAdapter.add(getString(R.string.on_network_logs_available_failure));
    } else {
        Log.d(TAG, "Incoming logs size: " + logs.size());
        mAdapter.addAll(mLogs);
        ListView listView = NetworkLogsFragment.this.getListView();
        listView.setSelection(listView.getCount() - 1);
    }
}
 

/**
 * 滚动列表到position
 *
 * @param listView
 * @param position
 */
public static void smoothScrollListView(ListView listView, int position) {
    if (Build.VERSION.SDK_INT > 7) {
        listView.smoothScrollToPositionFromTop(0, 0);
    } else {
        listView.setSelection(position);
    }
}
 

@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
    LayoutInflater inflater = getActivity().getLayoutInflater();
    View v = inflater.inflate(R.layout.sync_passphrase_types, null);

    // Configure the passphrase type list
    ListView list = (ListView) v.findViewById(R.id.passphrase_types);
    Adapter adapter = createAdapter(getCurrentTypeFromArguments());
    list.setAdapter(adapter);
    list.setId(R.id.passphrase_type_list);
    list.setOnItemClickListener(this);
    list.setDividerHeight(0);
    PassphraseType currentType = getCurrentTypeFromArguments();
    list.setSelection(adapter.getPositionForType(currentType));

    // Configure the hint to reset the passphrase settings
    // Only show this hint if encryption has been set to use sync passphrase
    if (currentType == PassphraseType.CUSTOM_PASSPHRASE) {
        TextView instructionsView = (TextView) v.findViewById(R.id.reset_sync_text);
        instructionsView.setVisibility(View.VISIBLE);
        instructionsView.setMovementMethod(LinkMovementMethod.getInstance());
        instructionsView.setText(getResetText());
    }

    // Create and return the dialog
    return new AlertDialog.Builder(getActivity(), R.style.AlertDialogTheme)
            .setNegativeButton(R.string.cancel, this)
            .setTitle(R.string.sync_passphrase_type_title)
            .setView(v)
            .create();
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_item_expense);
    dao = AccountItemDao.getInstance();
    EventBus.getDefault().register(this);
    itemListView = (ListView) findViewById(R.id.aie_item_list);
    subItemListView = (ListView) findViewById(R.id.aie_subitem_list);
    items = dao.findAllByExpense(1);
    subItems = dao.findAllSubItem();
    inflater = LayoutInflater.from(mContext);
    Log.w(TAG, "items.size=" + items.size() + ",subItems.size=" + subItems.size());
    itemListView.setAdapter(itemAdapter);
    itemListView.setOnItemClickListener(itemItemListener);
    subItemListView.setAdapter(subAdapter);
  //  subItemListView.setOnItemClickListener(subItemItemListener);

    findViewById(R.id.aie_back).setOnClickListener(clickListener);
    findViewById(R.id.aie_edit).setOnClickListener(clickListener);

    if (!TextUtils.isEmpty(item)) {
        String is[] = item.split("，");
        if (is.length == 2) {
            boolean r = false;
            for (int i = 0; i < subItems.size(); i++) {
                if (subItems.get(i).getName().equals(is[1])) {
                    for (int j = 0; j < items.size(); j++) {
                        if (items.get(j).getId() == subItems.get(i).getItemid()) {
                            if (items.get(j).getItem().equals(is[0])) {
                                selectedSubItemId = subItems.get(i).getId();
                                seletectedItemPosition = j;
                                r = true;
                                break;
                            }
                        }
                    }
                    if (r)
                        break;
                }
            }
        }
    }
    setShowSubItems(items.get(seletectedItemPosition).getId());
    itemListView.setSelection(seletectedItemPosition);
}
 

@Override
	public boolean onOptionsItemSelected(MenuItem item) {
		Intent intent = new Intent();
		Bundle bundle = new Bundle();

		switch (item.getItemId()) {
		case R.id.menu_accounts:
			intent.putExtras(bundle);
			intent.setClass(HomePageActivity.this, AccountsActivity.class);
			this.startActivityForResult(intent,	Constants.REQUEST_CODE_ACCOUNTS);
			break;
		case R.id.menu_search:
			this.onSearchRequested();
			break;
		case R.id.menu_back2top:
			ListView lvMicroBlog = (ListView)this.findViewById(R.id.lvMicroBlog);
            if (lvMicroBlog != null) {
          	    lvMicroBlog.setSelection(1);
            }
			break;
		case R.id.menu_setting:
			intent.setClass(HomePageActivity.this, SettingActivity.class);
			this.startActivityForResult(intent, Constants.REQUEST_CODE_SETTINGS);
			break;
		case R.id.menu_fullscreen:
			GlobalVars.IS_FULLSCREEN = !GlobalVars.IS_FULLSCREEN;
			if (GlobalVars.IS_FULLSCREEN) {
				getWindow().addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
				showScreenToggle();
				item.setTitle(R.string.menu_not_fullscreen);
			} else {
				getWindow().clearFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
				hideScreenToggle();
				item.setTitle(R.string.menu_fullscreen);
			}
			
//			String aboutMsg = getResources().getString(R.string.about);
//			aboutMsg = String.format(aboutMsg, GlobalResource.getVersionName(this));
//			new AlertDialog.Builder(this)
//			    .setTitle(this.getString(R.string.title_dialog_about))
//			    .setMessage(aboutMsg)
//			    .create()
//			    .show();
			break;
		case R.id.menu_quit:
			showDialog(DIALOG_EXIT);
			break;
		default:
			break;
		}

		return true;
	}
 

@Override
protected void onBindDialogView(View view) {
    value = settings.getAuthMethod();

    ListView listView = view.findViewById(R.id.credentialSelection);

    ArrayAdapter<String> adapter = new ArrayAdapter<>(getContext(), android.R.layout.simple_list_item_single_choice, entries);
    listView.setAdapter(adapter);

    int index = entryValues.indexOf(value);
    listView.setSelection(index);
    listView.setItemChecked(index,true);
    listView.setOnItemClickListener(this);

    credentialsLayout = view.findViewById(R.id.credentialsLayout);

    passwordLayout = view.findViewById(R.id.passwordLayout);
    passwordInput = view.findViewById(R.id.passwordEdit);
    passwordConfirm = view.findViewById(R.id.passwordConfirm);

    if (settings.getBlockAccessibility()) {
        passwordLayout.setImportantForAccessibility(View.IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS);
        passwordConfirm.setImportantForAccessibility(View.IMPORTANT_FOR_ACCESSIBILITY_NO);
    }

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O && settings.getBlockAutofill()) {
        passwordLayout.setImportantForAutofill(View.IMPORTANT_FOR_AUTOFILL_NO_EXCLUDE_DESCENDANTS);
        passwordConfirm.setImportantForAutofill(View.IMPORTANT_FOR_AUTOFILL_NO);
    }

    toShortWarning = view.findViewById(R.id.toShortWarning);

    passwordInput.addTextChangedListener(this);
    passwordConfirm.addTextChangedListener(this);

    Button btnCancel = view.findViewById(R.id.btnCancel);
    btnSave = view.findViewById(R.id.btnSave);

    btnCancel.setOnClickListener(this);
    btnSave.setOnClickListener(this);

    updateLayout();

    super.onBindDialogView(view);
}
 

private void navigateToFolder(FileInfo fileInfo) {
    Log.d("navigateToFolder", "BEGIN");
    if (indexBrowser.isRoot() && PathUtils.isParent(fileInfo.getPath())) {
        showAllFoldersListView(); //navigate back to folder list
    } else {
        if (fileInfo.isDirectory()) {
            indexBrowser.navigateTo(fileInfo);
            FileInfo newFileInfo=PathUtils.isParent(fileInfo.getPath())?indexBrowser.getCurrentPathInfo():fileInfo;
            if (!indexBrowser.isCacheReadyAfterALittleWait()) {
                Log.d("navigateToFolder", "load folder cache bg");
                new AsyncTask<Void, Void, Void>() {
                    @Override
                    protected void onPreExecute() {
                        updateMainProgressBar(true,"open directory: " + (indexBrowser.isRoot() ? folderBrowser.getFolderInfo(indexBrowser.getFolder()).getLabel() : indexBrowser.getCurrentPathFileName()));
                    }

                    @Override
                    protected Void doInBackground(Void... voids) {
                        indexBrowser.waitForCacheReady();
                        return null;
                    }

                    @Override
                    protected void onPostExecute(Void aVoid) {
                        Log.d("navigateToFolder", "cache ready, navigate to folder");
                        updateMainProgressBar(false,null);
                        navigateToFolder(newFileInfo);
                    }
                }.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
            } else {
                List<FileInfo> list = indexBrowser.listFiles();
                Log.i("navigateToFolder", "list for path = '" + indexBrowser.getCurrentPath() + "' list = " + list.size() + " records");
                Log.d("navigateToFolder", "list for path = '" + indexBrowser.getCurrentPath() + "' list = " + list);
                checkArgument(!list.isEmpty());//list must contain at least the 'parent' path
                ListView listView = (ListView) findViewById(R.id.main_folder_and_files_list_view);
                ArrayAdapter adapter = (ArrayAdapter) listView.getAdapter();
                adapter.clear();
                adapter.addAll(list);
                adapter.notifyDataSetChanged();
                listView.setSelection(0);
                saveCurrentFolder();
                ((TextView) findViewById(R.id.main_header_folder_label)).setText(indexBrowser.isRoot()
                        ?folderBrowser.getFolderInfo(indexBrowser.getFolder()).getLabel()
                        :newFileInfo.getFileName());
            }
        } else {
            pullFile(fileInfo);
        }
    }
    Log.d("navigateToFolder", "END");
}
 

@Override
void scrollToPosition(ListView list, int pos) {
    list.setSelection(pos);
}
 

private void buildChoose(Context context, final ConfigBean bean) {

        messageContentRoot.setVisibility(View.GONE);
        final ListView listView = new ListView(context);
        listView.setDivider(null);
        SuperLvAdapter adapter = buildAdapterByType(bean);
        listView.setAdapter(adapter);
        adapter.addAll(bean.chooseBeans);

        LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
        listView.setLayoutParams(params);

        contentView.addView(listView,1);

        if(bean.type == DefaultConfig.TYPE_MD_SINGLE_CHOOSE){
            listView.setChoiceMode(ListView.CHOICE_MODE_SINGLE);
            listView.setSelection(bean.defaultChosen);
            //todo 点击一个item即可消失
            listView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
                @Override
                public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
                    if(bean.listener !=null){
                        bean.listener.onGetChoose(position,bean.chooseBeans.get(position).txt);
                    }
                    if(bean.itemListener !=null){
                        bean.itemListener.onItemClick(bean.chooseBeans.get(position).txt,position);
                    }
                    Tool.dismiss(bean);
                }
            });
        }else {
            listView.setChoiceMode(ListView.CHOICE_MODE_MULTIPLE);
            btnP.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View v) {
                   SparseBooleanArray booleanArray =  listView.getCheckedItemPositions();
                   //todo 回传多选结果
                    List<Integer> selectedIndexs = new ArrayList<>(booleanArray.size());
                    List<CharSequence> selectStrs = new ArrayList<>(booleanArray.size());
                    boolean[] states = new boolean[bean.chooseBeans.size()];
                    for (int i = 0; i < booleanArray.size(); i++) {
                        Boolean selected = booleanArray.get(i);
                        if(selected){
                            selectedIndexs.add(i);
                            selectStrs.add(bean.chooseBeans.get(i).txt);
                        }
                        states[i] = selected;
                    }
                    bean.listener.onChoosen(selectedIndexs,selectStrs,states);
                    Tool.dismiss(bean);
                }
            });
        }
        //初始化其选择状态
        for (int i = 0; i < bean.chooseBeans.size(); i++) {
            ChooseBean chooseBean = bean.chooseBeans.get(i);
            listView.setItemChecked(i,chooseBean.choosen);
        }
    }
 

public View create() {

            LinearLayout content = (LinearLayout) mInflater.inflate(R.layout.sdl_dialog, mContainer, false);
            TextView vTitle = (TextView) content.findViewById(R.id.sdl_title);
            TextView vMessage = (TextView) content.findViewById(R.id.sdl_message);
            FrameLayout vCustomView = (FrameLayout) content.findViewById(R.id.sdl_custom);
            Button vPositiveButton = (Button) content.findViewById(R.id.sdl_button_positive);
            Button vNegativeButton = (Button) content.findViewById(R.id.sdl_button_negative);
            Button vNeutralButton = (Button) content.findViewById(R.id.sdl_button_neutral);
            Button vPositiveButtonStacked = (Button) content.findViewById(R.id.sdl_button_positive_stacked);
            Button vNegativeButtonStacked = (Button) content.findViewById(R.id.sdl_button_negative_stacked);
            Button vNeutralButtonStacked = (Button) content.findViewById(R.id.sdl_button_neutral_stacked);
            View vButtonsDefault = content.findViewById(R.id.sdl_buttons_default);
            View vButtonsStacked = content.findViewById(R.id.sdl_buttons_stacked);
            ListView vList = (ListView) content.findViewById(R.id.sdl_list);

            Typeface regularFont = TypefaceHelper.get(mContext, "Roboto-Regular");
            Typeface mediumFont = TypefaceHelper.get(mContext, "Roboto-Medium");

            set(vTitle, mTitle, mediumFont);
            set(vMessage, mMessage, regularFont);
            setPaddingOfTitleAndMessage(vTitle, vMessage);

            if (mCustomView != null) {
                vCustomView.addView(mCustomView);
            }
            if (mListAdapter != null) {
                vList.setAdapter(mListAdapter);
                vList.setOnItemClickListener(mOnItemClickListener);
                if (mListCheckedItemIdx != -1) {
                    vList.setSelection(mListCheckedItemIdx);
                }
                if (mListCheckedItemMultipleIds != null) {
                    vList.setChoiceMode(mChoiceMode);
                    for (int i : mListCheckedItemMultipleIds) {
                        vList.setItemChecked(i, true);
                    }
                }
            }

            if (shouldStackButtons()) {
                set(vPositiveButtonStacked, mPositiveButtonText, mediumFont, mPositiveButtonListener);
                set(vNegativeButtonStacked, mNegativeButtonText, mediumFont, mNegativeButtonListener);
                set(vNeutralButtonStacked, mNeutralButtonText, mediumFont, mNeutralButtonListener);
                vButtonsDefault.setVisibility(View.GONE);
                vButtonsStacked.setVisibility(View.VISIBLE);
            } else {
                set(vPositiveButton, mPositiveButtonText, mediumFont, mPositiveButtonListener);
                set(vNegativeButton, mNegativeButtonText, mediumFont, mNegativeButtonListener);
                set(vNeutralButton, mNeutralButtonText, mediumFont, mNeutralButtonListener);
                vButtonsDefault.setVisibility(View.VISIBLE);
                vButtonsStacked.setVisibility(View.GONE);
            }
            if (TextUtils.isEmpty(mPositiveButtonText) && TextUtils.isEmpty(mNegativeButtonText) && TextUtils.isEmpty
                    (mNeutralButtonText)) {
                vButtonsDefault.setVisibility(View.GONE);
            }

            return content;
        }