Example usage for android.view MenuItem setEnabled

Introduction

In this page you can find the example usage for android.view MenuItem setEnabled.

Prototype

public MenuItem setEnabled(boolean enabled);

Source Link

Document

Sets whether the menu item is enabled.

Usage

From source file:com.example.linhdq.test.documents.viewing.grid.DocumentGridActivity.java

@Override
public void onCheckedChanged(Set<Integer> checkedIds) {
    if (mActionMode == null && checkedIds.size() > 0) {
        mActionMode = startSupportActionMode(new DocumentActionCallback());
    } else if (mActionMode != null && checkedIds.size() == 0) {
        mActionMode.finish();/*from  w  w w .  j  a va  2  s .co  m*/
        mActionMode = null;
    }

    if (mActionMode != null) {
        // change state of action mode depending on the selection
        final MenuItem editItem = mActionMode.getMenu().findItem(R.id.item_edit_title);
        final MenuItem joinItem = mActionMode.getMenu().findItem(R.id.item_join);
        if (checkedIds.size() == 1) {
            editItem.setVisible(true);
            editItem.setEnabled(true);
            joinItem.setVisible(false);
            joinItem.setEnabled(false);
        } else {
            editItem.setVisible(false);
            editItem.setEnabled(false);
            joinItem.setVisible(true);
            joinItem.setEnabled(true);
        }
    }
}

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From source file:org.taulabs.androidgcs.ObjectManagerActivity.java

@Override
public boolean onPrepareOptionsMenu(Menu menu) {

    // Query the telemetry service for the current state
    boolean channelOpen = getConnectionState() != ConnectionState.DISCONNECTED;

    // Show the connect button based on the status reported by the telemetry
    // service//from   w w  w  .  j  a va  2  s  .co m
    MenuItem connectionButton = menu.findItem(R.id.menu_connect);
    if (connectionButton != null) {
        connectionButton.setEnabled(!channelOpen).setVisible(!channelOpen);
    }

    MenuItem disconnectionButton = menu.findItem(R.id.menu_disconnect);
    if (disconnectionButton != null) {
        disconnectionButton.setEnabled(channelOpen).setVisible(channelOpen);
    }

    return super.onPrepareOptionsMenu(menu);
}

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From source file:com.stoutner.privacybrowser.MainWebViewActivity.java

@Override
public boolean onPrepareOptionsMenu(Menu menu) {
    // Only enable Third-Party Cookies if SDK >= 21 and First-Party Cookies are enabled.
    MenuItem toggleThirdPartyCookies = menu.findItem(R.id.toggleThirdPartyCookies);
    if ((Build.VERSION.SDK_INT >= 21) && firstPartyCookiesEnabled) {
        toggleThirdPartyCookies.setEnabled(true);
    } else {/* ww  w.ja  v  a2  s.c  om*/
        toggleThirdPartyCookies.setEnabled(false);
    }

    // Enable Clear Cookies if there are any.
    MenuItem clearCookies = menu.findItem(R.id.clearCookies);
    clearCookies.setEnabled(cookieManager.hasCookies());

    // Run all the other default commands.
    super.onPrepareOptionsMenu(menu);

    // return true displays the menu.
    return true;
}

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From source file:com.vadimfrolov.duorem.MainActivity.java

@Override
public boolean onPrepareOptionsMenu(Menu menu) {
    MenuItem miAdd = (MenuItem) menu.findItem(R.id.action_add_host);
    MenuItem miEdit = (MenuItem) menu.findItem(R.id.action_edit_host);
    MenuItem miDelete = (MenuItem) menu.findItem(R.id.action_delete_host);
    boolean targetIsValid = mTarget != null
            && ((mTarget.ipAddress != null && !mTarget.ipAddress.equals(NetInfo.NOIP))
                    || (mTarget.hardwareAddress != null && !mTarget.hardwareAddress.equals(NetInfo.NOMAC)));

    if (targetIsValid) {
        miAdd.setTitle(getResources().getString(R.string.replace_host));
    } else {/*from w  ww  .j  ava  2  s .  c  om*/
        miAdd.setTitle(getResources().getString(R.string.add_host));
    }
    miEdit.setEnabled(targetIsValid);
    miDelete.setEnabled(targetIsValid);

    miEdit.setShowAsAction(targetIsValid ? MenuItem.SHOW_AS_ACTION_ALWAYS : MenuItem.SHOW_AS_ACTION_NEVER);
    miDelete.setShowAsAction(targetIsValid ? MenuItem.SHOW_AS_ACTION_ALWAYS : MenuItem.SHOW_AS_ACTION_NEVER);
    // hide replace menu item under the unfoldable menu
    miAdd.setShowAsAction(targetIsValid ? MenuItem.SHOW_AS_ACTION_NEVER : MenuItem.SHOW_AS_ACTION_ALWAYS);

    return super.onPrepareOptionsMenu(menu);
}

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From source file:com.workingagenda.democracydroid.MainActivity.java

@Override
public boolean onOptionsItemSelected(MenuItem item) {
    // Handle action bar item clicks here. The action bar will
    // automatically handle clicks on the Home/Up button, so long
    // as you specify a parent activity in AndroidManifest.xml.
    int id = item.getItemId();

    //noinspection SimplifiableIfStatement
    if (id == R.id.action_settings) {
        Intent intent = new Intent(this, SettingsActivity.class);
        startActivity(intent);/*w w w .  j  a v a 2 s  .c  o m*/
        return true;
    }
    if (id == R.id.action_refresh) {
        // Don't let user click before async tasks are done
        item.setEnabled(false);
        // Call Fragment refresh methods
        getSupportFragmentManager().getFragments();
        for (Fragment x : getSupportFragmentManager().getFragments()) {
            if (x instanceof PodcastFragment)
                ((PodcastFragment) x).refresh();
            if (x instanceof StoryFragment)
                ((StoryFragment) x).refresh();
            if (x instanceof DownloadFragment)
                ((DownloadFragment) x).refresh();
        }
        // FIXME: Somehow enable this after async call...
        item.setEnabled(true);
        return true;
    }
    if (id == R.id.action_donate) {
        String url = "https://www.democracynow.org/donate";
        Intent i = new Intent(Intent.ACTION_VIEW);
        i.setData(Uri.parse(url));
        startActivity(i);
        return true;
    }
    if (id == R.id.action_exclusives) {
        String url = "https://www.democracynow.org/categories/web_exclusive";
        Intent i = new Intent(Intent.ACTION_VIEW);
        i.setData(Uri.parse(url));
        startActivity(i);
        return true;
    }
    if (id == R.id.action_site) {
        String url = "http://www.democracynow.org/";
        Intent i = new Intent(Intent.ACTION_VIEW);
        i.setData(Uri.parse(url));
        startActivity(i);
        return true;
    }
    if (id == R.id.action_about) {
        Intent intent = new Intent(this, AboutActivity.class);
        startActivityForResult(intent, 0);
    }

    return super.onOptionsItemSelected(item);
}

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From source file:com.owncloud.android.ui.fragment.OCFileListFragment.java

/**
 * {@inheritDoc}/*from w w  w .j  a v  a2s.c  om*/
 */
@Override
public void onCreateContextMenu(ContextMenu menu, View v, ContextMenu.ContextMenuInfo menuInfo) {
    Bundle args = getArguments();
    boolean allowContextualActions = (args == null) ? true
            : args.getBoolean(ARG_ALLOW_CONTEXTUAL_ACTIONS, true);
    if (allowContextualActions) {
        MenuInflater inflater = getActivity().getMenuInflater();
        inflater.inflate(R.menu.file_actions_menu, menu);
        AdapterContextMenuInfo info = (AdapterContextMenuInfo) menuInfo;
        OCFile targetFile = (OCFile) mAdapter.getItem(info.position);

        if (mContainerActivity.getStorageManager() != null) {
            FileMenuFilter mf = new FileMenuFilter(targetFile,
                    mContainerActivity.getStorageManager().getAccount(), mContainerActivity, getActivity());
            mf.filter(menu);
        }

        /// TODO break this direct dependency on FileDisplayActivity... if possible
        MenuItem item = menu.findItem(R.id.action_open_file_with);
        FileFragment frag = ((FileDisplayActivity) getActivity()).getSecondFragment();
        if (frag != null && frag instanceof FileDetailFragment
                && frag.getFile().getFileId() == targetFile.getFileId()) {
            item = menu.findItem(R.id.action_see_details);
            if (item != null) {
                item.setVisible(false);
                item.setEnabled(false);
            }
        }
    }
}

---

From source file:com.cw.litenote.note.Note.java

@Override
public boolean onCreateOptionsMenu(Menu menu) {
    super.onCreateOptionsMenu(menu);
    //      System.out.println("Note / _onCreateOptionsMenu");

    // inflate menu
    getMenuInflater().inflate(R.menu.pager_menu, menu);
    mMenu = menu;//from www .j a v  a 2 s  .c o  m

    // menu item: checked status
    // get checked or not
    int isChecked = mDb_page.getNoteMarking(NoteUi.getFocus_notePos(), true);
    if (isChecked == 0)
        menu.findItem(R.id.VIEW_NOTE_CHECK).setIcon(R.drawable.btn_check_off_holo_dark);
    else
        menu.findItem(R.id.VIEW_NOTE_CHECK).setIcon(R.drawable.btn_check_on_holo_dark);

    // menu item: view mode
    markCurrentSelected(menu.findItem(R.id.VIEW_ALL), "ALL");
    markCurrentSelected(menu.findItem(R.id.VIEW_PICTURE), "PICTURE_ONLY");
    markCurrentSelected(menu.findItem(R.id.VIEW_TEXT), "TEXT_ONLY");

    // menu item: previous
    MenuItem itemPrev = menu.findItem(R.id.ACTION_PREVIOUS);
    itemPrev.setEnabled(viewPager.getCurrentItem() > 0);
    itemPrev.getIcon().setAlpha(viewPager.getCurrentItem() > 0 ? 255 : 30);

    // menu item: Next or Finish
    MenuItem itemNext = menu.findItem(R.id.ACTION_NEXT);
    itemNext.setTitle((viewPager.getCurrentItem() == mPagerAdapter.getCount() - 1)
            ? R.string.view_note_slide_action_finish
            : R.string.view_note_slide_action_next);

    // set Disable and Gray for Last item
    boolean isLastOne = (viewPager.getCurrentItem() == (mPagerAdapter.getCount() - 1));
    if (isLastOne)
        itemNext.setEnabled(false);

    itemNext.getIcon().setAlpha(isLastOne ? 30 : 255);

    return true;
}

---

From source file:org.getlantern.firetweet.fragment.CustomTabsFragment.java

@Override
public void onPrepareOptionsMenu(final Menu menu) {
    final Resources res = getResources();
    final boolean hasOfficialKeyAccounts = Utils.hasAccountSignedWithOfficialKeys(getActivity());
    final boolean forcePrivateAPI = mPreferences.getBoolean(KEY_FORCE_USING_PRIVATE_APIS, false);
    final long[] accountIds = getAccountIds(getActivity());
    final MenuItem itemAdd = menu.findItem(R.id.add_submenu);
    if (itemAdd != null && itemAdd.hasSubMenu()) {
        final SubMenu subMenu = itemAdd.getSubMenu();
        subMenu.clear();/*from  ww  w  .j  a v  a 2s. c o m*/
        final HashMap<String, CustomTabConfiguration> map = getConfiguraionMap();
        final List<Entry<String, CustomTabConfiguration>> tabs = new ArrayList<>(map.entrySet());
        Collections.sort(tabs, CustomTabConfigurationComparator.SINGLETON);
        for (final Entry<String, CustomTabConfiguration> entry : tabs) {
            final String type = entry.getKey();
            final CustomTabConfiguration conf = entry.getValue();

            final boolean isOfficiakKeyAccountRequired = TAB_TYPE_ACTIVITIES_ABOUT_ME.equals(type)
                    || TAB_TYPE_ACTIVITIES_BY_FRIENDS.equals(type);
            final boolean accountIdRequired = conf
                    .getAccountRequirement() == CustomTabConfiguration.ACCOUNT_REQUIRED;

            final Intent intent = new Intent(INTENT_ACTION_ADD_TAB);
            intent.setClass(getActivity(), CustomTabEditorActivity.class);
            intent.putExtra(EXTRA_TYPE, type);
            intent.putExtra(EXTRA_OFFICIAL_KEY_ONLY, isOfficiakKeyAccountRequired);

            final MenuItem subItem = subMenu.add(conf.getDefaultTitle());
            final boolean disabledByNoAccount = accountIdRequired && accountIds.length == 0;
            final boolean disabledByNoOfficialKey = !forcePrivateAPI && isOfficiakKeyAccountRequired
                    && !hasOfficialKeyAccounts;
            final boolean disabledByDuplicateTab = conf.isSingleTab() && isTabAdded(getActivity(), type);
            final boolean shouldDisable = disabledByDuplicateTab || disabledByNoOfficialKey
                    || disabledByNoAccount;
            subItem.setVisible(!shouldDisable);
            subItem.setEnabled(!shouldDisable);
            final Drawable icon = ResourcesCompat.getDrawable(res, conf.getDefaultIcon(), null);
            subItem.setIcon(icon);
            subItem.setIntent(intent);
        }
    }
    ThemeUtils.applyColorFilterToMenuIcon(getActivity(), menu);
}

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From source file:org.mariotaku.twidere.activity.ComposeActivity.java

@Override
public boolean onPrepareOptionsMenu(final Menu menu) {
    if (menu == null || mEditText == null || mTextCount == null)
        return false;
    final String text_orig = parseString(mEditText.getText());
    final String text = mIsPhotoAttached || mIsImageAttached
            ? mUploadUseExtension ? getImageUploadStatus(this, FAKE_IMAGE_LINK, text_orig)
                    : text_orig + " " + FAKE_IMAGE_LINK
            : text_orig;/*from  w w  w .  j  a va 2  s .co m*/
    final int count = mValidator.getTweetLength(text);
    final float hue = count < Validator.MAX_TWEET_LENGTH
            ? count >= Validator.MAX_TWEET_LENGTH - 10 ? 5 * (Validator.MAX_TWEET_LENGTH - count) : 50
            : 0;
    final float[] hsv = new float[] { hue, 1.0f, 1.0f };
    mTextCount
            .setTextColor(count >= Validator.MAX_TWEET_LENGTH - 10 ? Color.HSVToColor(0x80, hsv) : 0x80808080);
    mTextCount.setText(parseString(Validator.MAX_TWEET_LENGTH - count));
    final MenuItem sendItem = menu.findItem(MENU_SEND);
    if (sendItem != null) {
        sendItem.setEnabled(text_orig.length() > 0);
    }
    return super.onPrepareOptionsMenu(menu);
}

---

From source file:org.mariotaku.twidere.activity.support.SignInActivity.java

@Override
public boolean onPrepareOptionsMenu(final Menu menu) {
    final MenuItem itemBrowser = menu.findItem(MENU_OPEN_IN_BROWSER);
    if (itemBrowser != null) {
        final boolean is_oauth = mAuthType == ParcelableCredentials.AUTH_TYPE_OAUTH;
        itemBrowser.setVisible(is_oauth);
        itemBrowser.setEnabled(is_oauth);
    }/*from w  w  w .jav  a 2s. c o  m*/
    final boolean result = super.onPrepareOptionsMenu(menu);
    if (!shouldSetActionItemColor())
        return result;
    final Toolbar toolbar = peekActionBarToolbar();
    if (toolbar != null) {
        final int themeColor = getCurrentThemeColor();
        final int themeId = getCurrentThemeResourceId();
        final int itemColor = ThemeUtils.getContrastForegroundColor(this, themeId, themeColor);
        ThemeUtils.wrapToolbarMenuIcon(ViewSupport.findViewByType(toolbar, ActionMenuView.class), itemColor,
                itemColor);
    }
    return result;
}

---

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