*/
public class FileDialog extends ListActivity {
- /**
- * Chave de um item da lista de paths.
- */
- private static final String ITEM_KEY = "key";
-
- /**
- * Imagem de um item da lista de paths (diretorio ou arquivo).
- */
- private static final String ITEM_IMAGE = "image";
-
- /**
- * Diretorio raiz.
- */
- private static final String ROOT = "/";
-
- /**
- * Parametro de entrada da Activity: path inicial. Padrao: ROOT.
- */
- public static final String START_PATH = "START_PATH";
-
- /**
- * Parametro de entrada da Activity: filtro de formatos de arquivos. Padrao:
- * null.
- */
- public static final String FORMAT_FILTER = "FORMAT_FILTER";
-
- /**
- * Parametro de saida da Activity: path escolhido. Padrao: null.
- */
- public static final String RESULT_PATH = "RESULT_PATH";
-
-
- private List<String> path = null;
- private TextView myPath;
- private ArrayList<HashMap<String, Object>> mList;
-
- private Button selectButton;
-
- private String parentPath;
- private String currentPath = ROOT;
-
- private String[] formatFilter = null;
-
- private File selectedFile;
- private HashMap<String, Integer> lastPositions = new HashMap<String, Integer>();
-
- /**
- * Called when the activity is first created. Configura todos os parametros
- * de entrada e das VIEWS..
- */
- @Override
- public void onCreate(Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
- setResult(RESULT_CANCELED, getIntent());
-
- setContentView(R.layout.file_dialog_main);
- myPath = (TextView) findViewById(R.id.path);
-
- selectButton = (Button) findViewById(R.id.fdButtonSelect);
- selectButton.setEnabled(false);
- selectButton.setOnClickListener(new OnClickListener() {
-
- public void onClick(View v) {
- if (selectedFile != null) {
- getIntent().putExtra(RESULT_PATH, selectedFile.getPath());
- setResult(RESULT_OK, getIntent());
- finish();
- }
- }
- });
-
- formatFilter = getIntent().getStringArrayExtra(FORMAT_FILTER);
-
- final Button cancelButton = (Button) findViewById(R.id.fdButtonCancel);
- cancelButton.setOnClickListener(new OnClickListener() {
-
- public void onClick(View v) {
- setResult(RESULT_CANCELED);
- finish();
- }
-
- });
-
- String startPath = getIntent().getStringExtra(START_PATH);
- startPath = startPath != null ? startPath : ROOT;
- getDir(startPath);
-
- ListView lv = (ListView) findViewById (android.R.id.list);
- lv.setChoiceMode(ListView.CHOICE_MODE_SINGLE);
- }
-
- private void getDir(String dirPath) {
-
- boolean useAutoSelection = dirPath.length() < currentPath.length();
-
- Integer position = lastPositions.get(parentPath);
-
- getDirImpl(dirPath);
-
- if (position != null && useAutoSelection) {
- getListView().setSelection(position);
- }
-
- }
-
- /**
- * Monta a estrutura de arquivos e diretorios filhos do diretorio fornecido.
- *
- * @param dirPath
- * Diretorio pai.
- */
- private void getDirImpl(final String dirPath) {
-
- currentPath = dirPath;
-
- final List<String> item = new ArrayList<String>();
- path = new ArrayList<String>();
- mList = new ArrayList<HashMap<String, Object>>();
-
- File f = new File(currentPath);
- File[] files = f.listFiles();
- if (files == null) {
- currentPath = ROOT;
- f = new File(currentPath);
- files = f.listFiles();
- }
- myPath.setText(getText(R.string.location) + ": " + currentPath);
-
- if (!currentPath.equals(ROOT)) {
-
- item.add(ROOT);
- addItem(ROOT, R.drawable.folder);
- path.add(ROOT);
-
- item.add("../");
- addItem("../", R.drawable.folder);
- path.add(f.getParent());
- parentPath = f.getParent();
-
- }
-
- TreeMap<String, String> dirsMap = new TreeMap<String, String>();
- TreeMap<String, String> dirsPathMap = new TreeMap<String, String>();
- TreeMap<String, String> filesMap = new TreeMap<String, String>();
- TreeMap<String, String> filesPathMap = new TreeMap<String, String>();
- for (File file : files) {
- if (file.isDirectory()) {
- String dirName = file.getName();
- dirsMap.put(dirName, dirName);
- dirsPathMap.put(dirName, file.getPath());
- } else {
- final String fileName = file.getName();
- final String fileNameLwr = fileName.toLowerCase();
- // se ha um filtro de formatos, utiliza-o
- if (formatFilter != null) {
- boolean contains = false;
- for (int i = 0; i < formatFilter.length; i++) {
- final String formatLwr = formatFilter[i].toLowerCase();
- if (fileNameLwr.endsWith(formatLwr)) {
- contains = true;
- break;
- }
- }
- if (contains) {
- filesMap.put(fileName, fileName);
- filesPathMap.put(fileName, file.getPath());
- }
- // senao, adiciona todos os arquivos
- } else {
- filesMap.put(fileName, fileName);
- filesPathMap.put(fileName, file.getPath());
- }
- }
- }
- item.addAll(dirsMap.tailMap("").values());
- item.addAll(filesMap.tailMap("").values());
- path.addAll(dirsPathMap.tailMap("").values());
- path.addAll(filesPathMap.tailMap("").values());
-
- SimpleAdapter fileList = new SimpleAdapter(this, mList, R.layout.file_dialog_row, new String[] {
- ITEM_KEY, ITEM_IMAGE }, new int[] { R.id.fdrowtext, R.id.fdrowimage });
-
- for (String dir : dirsMap.tailMap("").values()) {
- addItem(dir, R.drawable.folder);
- }
-
- for (String file : filesMap.tailMap("").values()) {
- addItem(file, R.drawable.file);
- }
-
- fileList.notifyDataSetChanged();
-
- setListAdapter(fileList);
-
- }
-
- private void addItem(String fileName, int imageId) {
- HashMap<String, Object> item = new HashMap<String, Object>();
- item.put(ITEM_KEY, fileName);
- item.put(ITEM_IMAGE, imageId);
- mList.add(item);
- }
-
- /**
- * Quando clica no item da lista, deve-se: 1) Se for diretorio, abre seus
- * arquivos filhos; 2) Se puder escolher diretorio, define-o como sendo o
- * path escolhido. 3) Se for arquivo, define-o como path escolhido. 4) Ativa
- * botao de selecao.
- */
- @Override
- protected void onListItemClick(ListView l, View v, int position, long id) {
-
- File file = new File(path.get(position));
-
- if (file.isDirectory()) {
- selectButton.setEnabled(false);
- if (file.canRead()) {
- lastPositions.put(currentPath, position);
- getDir(path.get(position));
- } else {
- new AlertDialog.Builder(this).setIcon(android.R.drawable.stat_sys_warning)
- .setTitle("[" + file.getName() + "] " + getText(R.string.cant_read_folder))
- .setPositiveButton("OK", new DialogInterface.OnClickListener() {
-
- public void onClick(DialogInterface dialog, int which) {
-
- }
- }).show();
- }
- } else {
- if (selectedFile != null && selectedFile.getPath().equals(file.getPath())) {
+ /**
+ * Chave de um item da lista de paths.
+ */
+ private static final String ITEM_KEY = "key";
+
+ /**
+ * Imagem de um item da lista de paths (diretorio ou arquivo).
+ */
+ private static final String ITEM_IMAGE = "image";
+
+ /**
+ * Diretorio raiz.
+ */
+ private static final String ROOT = "/";
+
+ /**
+ * Parametro de entrada da Activity: path inicial. Padrao: ROOT.
+ */
+ public static final String START_PATH = "START_PATH";
+
+ /**
+ * Parametro de entrada da Activity: filtro de formatos de arquivos. Padrao:
+ * null.
+ */
+ public static final String FORMAT_FILTER = "FORMAT_FILTER";
+
+ /**
+ * Parametro de saida da Activity: path escolhido. Padrao: null.
+ */
+ public static final String RESULT_PATH = "RESULT_PATH";
+
+ private List<String> path = null;
+ private TextView myPath;
+ private ArrayList<HashMap<String, Object>> mList;
+
+ private Button selectButton;
+
+ private String parentPath;
+ private String currentPath = ROOT;
+
+ private String[] formatFilter = null;
+
+ private File selectedFile;
+ private HashMap<String, Integer> lastPositions = new HashMap<String, Integer>();
+
+ /**
+ * Called when the activity is first created. Configura todos os parametros
+ * de entrada e das VIEWS..
+ */
+ @Override
+ public void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ setResult(RESULT_CANCELED, getIntent());
+
+ setContentView(R.layout.file_dialog_main);
+ myPath = (TextView) findViewById(R.id.path);
+
+ selectButton = (Button) findViewById(R.id.fdButtonSelect);
+ selectButton.setEnabled(false);
+ selectButton.setOnClickListener(new OnClickListener() {
+
+ public void onClick(View v) {
+ if (selectedFile != null) {
+ getIntent().putExtra(RESULT_PATH, selectedFile.getPath());
+ setResult(RESULT_OK, getIntent());
+ finish();
+ }
+ }
+ });
+
+ formatFilter = getIntent().getStringArrayExtra(FORMAT_FILTER);
+
+ final Button cancelButton = (Button) findViewById(R.id.fdButtonCancel);
+ cancelButton.setOnClickListener(new OnClickListener() {
+
+ public void onClick(View v) {
+ setResult(RESULT_CANCELED);
+ finish();
+ }
+
+ });
+
+ String startPath = getIntent().getStringExtra(START_PATH);
+ startPath = startPath != null ? startPath : ROOT;
+ getDir(startPath);
+
+ ListView lv = (ListView) findViewById(android.R.id.list);
+ lv.setChoiceMode(ListView.CHOICE_MODE_SINGLE);
+ }
+
+ private void getDir(String dirPath) {
+
+ boolean useAutoSelection = dirPath.length() < currentPath.length();
+
+ Integer position = lastPositions.get(parentPath);
+
+ getDirImpl(dirPath);
+
+ if (position != null && useAutoSelection) {
+ getListView().setSelection(position);
+ }
+
+ }
+
+ /**
+ * Monta a estrutura de arquivos e diretorios filhos do diretorio fornecido.
+ *
+ * @param dirPath
+ * Diretorio pai.
+ */
+ private void getDirImpl(final String dirPath) {
+
+ currentPath = dirPath;
+
+ final List<String> item = new ArrayList<String>();
+ path = new ArrayList<String>();
+ mList = new ArrayList<HashMap<String, Object>>();
+
+ File f = new File(currentPath);
+ File[] files = f.listFiles();
+ if (files == null) {
+ currentPath = ROOT;
+ f = new File(currentPath);
+ files = f.listFiles();
+ }
+ myPath.setText(getText(R.string.location) + ": " + currentPath);
+
+ if (!currentPath.equals(ROOT)) {
+
+ item.add(ROOT);
+ addItem(ROOT, R.drawable.folder);
+ path.add(ROOT);
+
+ item.add("../");
+ addItem("../", R.drawable.folder);
+ path.add(f.getParent());
+ parentPath = f.getParent();
+
+ }
+
+ TreeMap<String, String> dirsMap = new TreeMap<String, String>();
+ TreeMap<String, String> dirsPathMap = new TreeMap<String, String>();
+ TreeMap<String, String> filesMap = new TreeMap<String, String>();
+ TreeMap<String, String> filesPathMap = new TreeMap<String, String>();
+ for (File file : files) {
+ if (file.isDirectory()) {
+ String dirName = file.getName();
+ dirsMap.put(dirName, dirName);
+ dirsPathMap.put(dirName, file.getPath());
+ } else {
+ final String fileName = file.getName();
+ final String fileNameLwr = fileName.toLowerCase();
+ // se ha um filtro de formatos, utiliza-o
+ if (formatFilter != null) {
+ boolean contains = false;
+ for (int i = 0; i < formatFilter.length; i++) {
+ final String formatLwr = formatFilter[i].toLowerCase();
+ if (fileNameLwr.endsWith(formatLwr)) {
+ contains = true;
+ break;
+ }
+ }
+ if (contains) {
+ filesMap.put(fileName, fileName);
+ filesPathMap.put(fileName, file.getPath());
+ }
+ // senao, adiciona todos os arquivos
+ } else {
+ filesMap.put(fileName, fileName);
+ filesPathMap.put(fileName, file.getPath());
+ }
+ }
+ }
+ item.addAll(dirsMap.tailMap("").values());
+ item.addAll(filesMap.tailMap("").values());
+ path.addAll(dirsPathMap.tailMap("").values());
+ path.addAll(filesPathMap.tailMap("").values());
+
+ SimpleAdapter fileList = new SimpleAdapter(this, mList,
+ R.layout.file_dialog_row,
+ new String[] { ITEM_KEY, ITEM_IMAGE }, new int[] {
+ R.id.fdrowtext, R.id.fdrowimage });
+
+ for (String dir : dirsMap.tailMap("").values()) {
+ addItem(dir, R.drawable.folder);
+ }
+
+ for (String file : filesMap.tailMap("").values()) {
+ addItem(file, R.drawable.file);
+ }
+
+ fileList.notifyDataSetChanged();
+
+ setListAdapter(fileList);
+
+ }
+
+ private void addItem(String fileName, int imageId) {
+ HashMap<String, Object> item = new HashMap<String, Object>();
+ item.put(ITEM_KEY, fileName);
+ item.put(ITEM_IMAGE, imageId);
+ mList.add(item);
+ }
+
+ /**
+ * Quando clica no item da lista, deve-se: 1) Se for diretorio, abre seus
+ * arquivos filhos; 2) Se puder escolher diretorio, define-o como sendo o
+ * path escolhido. 3) Se for arquivo, define-o como path escolhido. 4) Ativa
+ * botao de selecao.
+ */
+ @Override
+ protected void onListItemClick(ListView l, View v, int position, long id) {
+
+ File file = new File(path.get(position));
+
+ if (file.isDirectory()) {
+ selectButton.setEnabled(false);
+ if (file.canRead()) {
+ lastPositions.put(currentPath, position);
+ getDir(path.get(position));
+ } else {
+ new AlertDialog.Builder(this)
+ .setIcon(android.R.drawable.stat_sys_warning)
+ .setTitle(
+ "[" + file.getName() + "] "
+ + getText(R.string.cant_read_folder))
+ .setPositiveButton("OK",
+ new DialogInterface.OnClickListener() {
+
+ public void onClick(DialogInterface dialog,
+ int which) {
+
+ }
+ }).show();
+ }
+ } else {
+ if (selectedFile != null
+ && selectedFile.getPath().equals(file.getPath())) {
getIntent().putExtra(RESULT_PATH, selectedFile.getPath());
setResult(RESULT_OK, getIntent());
finish();
- }
- selectedFile = file;
- l.setItemChecked(position, true);
- selectButton.setEnabled(true);
- }
- }
-
- @Override
- public boolean onKeyDown(int keyCode, KeyEvent event) {
- if ((keyCode == KeyEvent.KEYCODE_BACK)) {
- selectButton.setEnabled(false);
-
- if (!currentPath.equals(ROOT)) {
- getDir(parentPath);
- } else {
- return super.onKeyDown(keyCode, event);
- }
-
- return true;
- } else {
- return super.onKeyDown(keyCode, event);
- }
- }
+ }
+ selectedFile = file;
+ l.setItemChecked(position, true);
+ selectButton.setEnabled(true);
+ }
+ }
+
+ @Override
+ public boolean onKeyDown(int keyCode, KeyEvent event) {
+ if ((keyCode == KeyEvent.KEYCODE_BACK)) {
+ selectButton.setEnabled(false);
+
+ if (!currentPath.equals(ROOT)) {
+ getDir(parentPath);
+ } else {
+ return super.onKeyDown(keyCode, event);
+ }
+
+ return true;
+ } else {
+ return super.onKeyDown(keyCode, event);
+ }
+ }
}
projects / platform / upstream / gstreamer.git / commitdiff