The Tor Browser: mobile/android/base/ActionModeCompat.java@fc2d59ddac77

     1 /* This Source Code Form is subject to the terms of the Mozilla Public

     2  * License, v. 2.0. If a copy of the MPL was not distributed with this file,

     3  * You can obtain one at http://mozilla.org/MPL/2.0/. */

     5 package org.mozilla.gecko;

     7 import org.mozilla.gecko.widget.GeckoPopupMenu;

     9 import android.view.Menu;

    10 import android.view.MenuItem;

    11 import android.view.View;

    13 class ActionModeCompat implements GeckoPopupMenu.OnMenuItemClickListener,

    14                                   View.OnClickListener {

    15     private final String LOGTAG = "GeckoActionModeCompat";

    17     private Callback mCallback;

    18     private ActionModeCompatView mView;

    19     private Presenter mPresenter;

    21     /* A set of callbacks to be called during this ActionMode's lifecycle. These will control the

    22      * creation, interaction with, and destruction of menuitems for the view */

    23     public static interface Callback {

    24         /* Called when action mode is first created. Implementors should use this to inflate menu resources. */

    25         public boolean onCreateActionMode(ActionModeCompat mode, Menu menu);

    27         /* Called to refresh an action mode's action menu. Called whenever the mode is invalidated. Implementors

    28          * should use this to enable/disable/show/hide menu items. */

    29         public boolean onPrepareActionMode(ActionModeCompat mode, Menu menu);

    31         /* Called to report a user click on an action button. */

    32         public boolean onActionItemClicked(ActionModeCompat mode, MenuItem item);

    34         /* Called when an action mode is about to be exited and destroyed. */

    35         public void onDestroyActionMode(ActionModeCompat mode);

    36     }

    38     /* Presenters handle the actual showing/hiding of the action mode UI in the app. Its their responsibility

    39      * to create an action mode, and assign it Callbacks and ActionModeCompatView's. */

    40     public static interface Presenter {

    41         /* Called when an action mode should be shown */

    42         public void startActionModeCompat(final Callback callback);

    44         /* Called when whatever action mode is showing should be hidden */

    45         public void endActionModeCompat();

    46     }

    48     public ActionModeCompat(Presenter presenter, Callback callback, ActionModeCompatView view) {

    49         mPresenter = presenter;

    50         mCallback = callback;

    52         mView = view;

    53         mView.initForMode(this);

    54     }

    56     public void finish() {

    57         // Clearing the menu will also clear the ActionItemBar

    58         mView.getMenu().clear();

    59         if (mCallback != null) {

    60             mCallback.onDestroyActionMode(this);

    61         }

    62     }

    64     public CharSequence getTitle() {

    65         return mView.getTitle();

    66     }

    68     public void setTitle(CharSequence title) {

    69         mView.setTitle(title);

    70     }

    72     public void setTitle(int resId) {

    73         mView.setTitle(resId);

    74     }

    76     public Menu getMenu() {

    77         return mView.getMenu();

    78     }

    80     public void invalidate() {

    81         if (mCallback != null) {

    82             mCallback.onPrepareActionMode(this, mView.getMenu());

    83         }

    84         mView.invalidate();

    85     }

    87     /* GeckoPopupMenu.OnMenuItemClickListener */

    88     @Override

    89     public boolean onMenuItemClick(MenuItem item) {

    90         if (mCallback != null) {

    91             return mCallback.onActionItemClicked(this, item);

    92         }

    93         return false;

    94     }

    96     /* View.OnClickListener*/

    97     @Override

    98     public void onClick(View v) {

    99         mPresenter.endActionModeCompat();

   100     }

   101 }

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