Example usage for android.view KeyEvent KEYCODE_BACK

List of usage examples for android.view KeyEvent KEYCODE_BACK

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  2. Java
  3. android
  4. android.view.*
  5. KeyEvent
  6. KEYCODE_BACK

Introduction

In this page you can find the example usage for android.view KeyEvent KEYCODE_BACK.

Prototype

int KEYCODE_BACK

To view the source code for android.view KeyEvent KEYCODE_BACK.

Click Source Link

Document

Key code constant: Back key.

Usage

From source file:com.lchtime.safetyexpress.ui.chat.hx.activity.ContactActivity.java

@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
    if (keyCode == KeyEvent.KEYCODE_BACK && event.getAction() == KeyEvent.ACTION_DOWN) {
        //exit();
        finish();//  www .  j av  a 2s  . co  m
        return true;
    }

    if (keyCode == KeyEvent.KEYCODE_BACK) {
        //moveTaskToBack(false);
        return true;
    }

    return super.onKeyDown(keyCode, event);
}

From source file:com.ichi2.anki.FilteredDeckOptions.java

@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
    if (keyCode == KeyEvent.KEYCODE_BACK && event.getRepeatCount() == 0) {
        Timber.i("DeckOptions - onBackPressed()");
        closeDeckOptions();/*from  w  ww .j av a2s  . co m*/
        return true;
    }
    return super.onKeyDown(keyCode, event);
}

From source file:com.example.android.home.Home.java

@SuppressLint({ "NewApi", "NewApi" })
@Override/*from  w w  w  .  j a v a  2  s . c o  m*/
public boolean dispatchKeyEvent(KeyEvent event) {
    Toast.makeText(getApplicationContext(), "dispatchKeyEvent", Toast.LENGTH_SHORT).show();

    if (event.getAction() == KeyEvent.ACTION_DOWN) {
        switch (event.getKeyCode()) {
        case KeyEvent.KEYCODE_BACK:
            mBackDown = true;
            Toast.makeText(getApplicationContext(), "BACK 1", Toast.LENGTH_SHORT).show();
            myPager.setCurrentItem(HomePagerAdapter.SCREEN_CENTER);
            return true;
        case KeyEvent.KEYCODE_HOME:
            mHomeDown = true;
            //myPager.setCurrentItem(HomePagerAdapter.SCREEN_CENTER); 
            //myPager.invalidate();
            Toast.makeText(getApplicationContext(), "HOME", Toast.LENGTH_SHORT).show();
            Log.e("PUSH", "Home 2");
            return true;
        }
    } else if (event.getAction() == KeyEvent.ACTION_UP) {
        switch (event.getKeyCode()) {
        case KeyEvent.KEYCODE_BACK:
            if (!event.isCanceled()) {
                // Do BACK behavior.
                Toast.makeText(getApplicationContext(), "BACK 2", Toast.LENGTH_SHORT).show();
            }
            mBackDown = true;
            return true;
        case KeyEvent.KEYCODE_HOME:
            Toast.makeText(getApplicationContext(), "HOME", Toast.LENGTH_SHORT).show();
            Log.e("PUSH", "Home 2");
            if (!event.isCanceled()) {
                // Do HOME behavior.
                //myPager.setCurrentItem(HomePagerAdapter.SCREEN_CENTER); 
                Toast.makeText(getApplicationContext(), "HOME", Toast.LENGTH_SHORT).show();
                Log.e("PUSH", "Home 2");
            }
            mHomeDown = true;
            return true;
        }
    }

    return super.dispatchKeyEvent(event);
}

From source file:com.njlabs.amrita.aid.gpms.ui.GpmsActivity.java

@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
    if (keyCode == KeyEvent.KEYCODE_BACK) {
        exitGpms();//from   w w  w.ja  v  a  2s.  c o  m
        return true;
    }
    return super.onKeyDown(keyCode, event);
}

From source file:com.speedtong.example.ui.chatting.ChattingActivity.java

@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
    if (keyCode == KeyEvent.KEYCODE_BACK && event.getRepeatCount() == 0) {
        LogUtil.d(TAG, "keycode back , chatfooter mode: " + mChattingFooter.getMode());
        if (!mChattingFooter.isButtomPanelNotVisibility()) {
            hideBottom();/*from   ww  w  . jav a  2s.c  o m*/
            return true;
        }
    }
    return super.onKeyDown(keyCode, event);
}

From source file:com.hitesh_sahu.retailapp.view.fragment.ProductDetailsFragment.java

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    rootView = inflater.inflate(R.layout.frag_product_detail, container, false);
    scrollView = (ScrollView) rootView;//from w  w w .  j av a 2s  .co m
    mToolbar = (Toolbar) rootView.findViewById(R.id.htab_toolbar);
    if (mToolbar != null) {
        ((ECartHomeActivity) getActivity()).setSupportActionBar(mToolbar);
    }

    if (mToolbar != null) {
        ((ECartHomeActivity) getActivity()).getSupportActionBar().setDisplayHomeAsUpEnabled(true);

        mToolbar.setNavigationIcon(R.drawable.ic_drawer);

    }

    mToolbar.setTitleTextColor(Color.WHITE);

    mToolbar.setNavigationOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            ((ECartHomeActivity) getActivity()).getmDrawerLayout().openDrawer(GravityCompat.START);
        }
    });

    ((ECartHomeActivity) getActivity()).getSupportActionBar().setDisplayHomeAsUpEnabled(true);

    similarProductsPager = (ClickableViewPager) rootView.findViewById(R.id.similar_products_pager);

    topSellingPager = (ClickableViewPager) rootView.findViewById(R.id.top_selleing_pager);

    itemSellPrice = ((TextView) rootView.findViewById(R.id.category_discount));

    quanitity = ((TextView) rootView.findViewById(R.id.iteam_amount));

    itemName = ((TextView) rootView.findViewById(R.id.product_name));

    itemdescription = ((TextView) rootView.findViewById(R.id.product_description));

    itemImage = (ImageView) rootView.findViewById(R.id.product_image);

    fillProductData();
    TextView addItem = (TextView) rootView.findViewById(R.id.add_item);
    FocusPin.with(getContext()).into(addItem).scrollView(scrollView).create();

    addItem.setOnClickListener(new OnClickListener() {

        @Override
        public void onClick(View v) {
            FocusPin.with(getContext()).destroy();
            /*if (null != mFrameLayout && mFrameLayout.isActivated()) {
                mWindowManager.removeViewImmediate(mFrameLayout);
                mFrameLayout.setActivated(false);
                ViewTreeObserver observer = scrollView.getViewTreeObserver();
                observer.removeOnScrollChangedListener(onScrollChangedListener);
            }*/
            if (isFromCart) {

                //Update Quantity on shopping List
                CenterRepository.getCenterRepository().getListOfProductsInShoppingList().get(productListNumber)
                        .setQuantity(String.valueOf(

                                Integer.valueOf(CenterRepository.getCenterRepository()
                                        .getListOfProductsInShoppingList().get(productListNumber).getQuantity())
                                        + 1));

                //Update Ui
                quanitity.setText(CenterRepository.getCenterRepository().getListOfProductsInShoppingList()
                        .get(productListNumber).getQuantity());

                Utils.vibrate(getActivity());

                //Update checkout amount on screen
                ((ECartHomeActivity) getActivity()).updateCheckOutAmount(
                        BigDecimal.valueOf(Long.valueOf(CenterRepository.getCenterRepository()
                                .getListOfProductsInShoppingList().get(productListNumber).getSellMRP())),
                        true);

            } else {

                // current object
                Product tempObj = CenterRepository.getCenterRepository().getMapOfProductsInCategory()
                        .get(subcategoryKey).get(productListNumber);

                // if current object is lready in shopping list
                if (CenterRepository.getCenterRepository().getListOfProductsInShoppingList()
                        .contains(tempObj)) {

                    // get position of current item in shopping list
                    int indexOfTempInShopingList = CenterRepository.getCenterRepository()
                            .getListOfProductsInShoppingList().indexOf(tempObj);

                    // increase quantity of current item in shopping
                    // list
                    if (Integer.parseInt(tempObj.getQuantity()) == 0) {

                        ((ECartHomeActivity) getContext()).updateItemCount(true);

                    }

                    // update quanity in shopping list
                    CenterRepository.getCenterRepository().getListOfProductsInShoppingList()
                            .get(indexOfTempInShopingList)
                            .setQuantity(String.valueOf(Integer.valueOf(tempObj.getQuantity()) + 1));

                    // update checkout amount
                    ((ECartHomeActivity) getContext())
                            .updateCheckOutAmount(
                                    BigDecimal.valueOf(Long.valueOf(
                                            CenterRepository.getCenterRepository().getMapOfProductsInCategory()
                                                    .get(subcategoryKey).get(productListNumber).getSellMRP())),
                                    true);

                    // update current item quanitity
                    quanitity.setText(tempObj.getQuantity());

                } else {

                    ((ECartHomeActivity) getContext()).updateItemCount(true);

                    tempObj.setQuantity(String.valueOf(1));

                    quanitity.setText(tempObj.getQuantity());

                    CenterRepository.getCenterRepository().getListOfProductsInShoppingList().add(tempObj);
                    ((ECartHomeActivity) getContext()).getCheckOutView();
                    ((ECartHomeActivity) getContext())
                            .updateCheckOutAmount(
                                    BigDecimal.valueOf(Long.valueOf(
                                            CenterRepository.getCenterRepository().getMapOfProductsInCategory()
                                                    .get(subcategoryKey).get(productListNumber).getSellMRP())),
                                    true);

                }

                Utils.vibrate(getContext());

            }
        }

    });

    rootView.findViewById(R.id.remove_item).setOnClickListener(new OnClickListener() {

        @Override
        public void onClick(View v) {

            if (isFromCart)

            {

                if (Integer.valueOf(CenterRepository.getCenterRepository().getListOfProductsInShoppingList()
                        .get(productListNumber).getQuantity()) > 2) {

                    CenterRepository.getCenterRepository().getListOfProductsInShoppingList()
                            .get(productListNumber).setQuantity(String.valueOf(

                                    Integer.valueOf(CenterRepository.getCenterRepository()
                                            .getListOfProductsInShoppingList().get(productListNumber)
                                            .getQuantity()) - 1));

                    quanitity.setText(CenterRepository.getCenterRepository().getListOfProductsInShoppingList()
                            .get(productListNumber).getQuantity());

                    ((ECartHomeActivity) getActivity()).updateCheckOutAmount(
                            BigDecimal.valueOf(Long.valueOf(CenterRepository.getCenterRepository()
                                    .getListOfProductsInShoppingList().get(productListNumber).getSellMRP())),
                            false);

                    Utils.vibrate(getActivity());
                } else if (Integer.valueOf(CenterRepository.getCenterRepository()
                        .getListOfProductsInShoppingList().get(productListNumber).getQuantity()) == 1) {
                    ((ECartHomeActivity) getActivity()).updateItemCount(false);

                    ((ECartHomeActivity) getActivity()).updateCheckOutAmount(
                            BigDecimal.valueOf(Long.valueOf(CenterRepository.getCenterRepository()
                                    .getListOfProductsInShoppingList().get(productListNumber).getSellMRP())),
                            false);

                    CenterRepository.getCenterRepository().getListOfProductsInShoppingList()
                            .remove(productListNumber);

                    if (Integer.valueOf(((ECartHomeActivity) getActivity()).getItemCount()) == 0) {

                        MyCartFragment.updateMyCartFragment(false);

                    }

                    Utils.vibrate(getActivity());

                }

            } else {

                Product tempObj = CenterRepository.getCenterRepository().getMapOfProductsInCategory()
                        .get(subcategoryKey).get(productListNumber);

                if (CenterRepository.getCenterRepository().getListOfProductsInShoppingList()
                        .contains(tempObj)) {

                    int indexOfTempInShopingList = CenterRepository.getCenterRepository()
                            .getListOfProductsInShoppingList().indexOf(tempObj);

                    if (Integer.valueOf(tempObj.getQuantity()) != 0) {

                        CenterRepository.getCenterRepository().getListOfProductsInShoppingList()
                                .get(indexOfTempInShopingList)
                                .setQuantity(String.valueOf(Integer.valueOf(tempObj.getQuantity()) - 1));

                        ((ECartHomeActivity) getContext()).updateCheckOutAmount(
                                BigDecimal.valueOf(Long.valueOf(
                                        CenterRepository.getCenterRepository().getMapOfProductsInCategory()
                                                .get(subcategoryKey).get(productListNumber).getSellMRP())),
                                false);

                        quanitity.setText(CenterRepository.getCenterRepository()
                                .getListOfProductsInShoppingList().get(indexOfTempInShopingList).getQuantity());

                        Utils.vibrate(getContext());

                        if (Integer.valueOf(
                                CenterRepository.getCenterRepository().getListOfProductsInShoppingList()
                                        .get(indexOfTempInShopingList).getQuantity()) == 0) {

                            CenterRepository.getCenterRepository().getListOfProductsInShoppingList()
                                    .remove(indexOfTempInShopingList);

                            ((ECartHomeActivity) getContext()).updateItemCount(false);

                        }

                    }

                } else {

                }

            }

        }

    });

    rootView.setFocusableInTouchMode(true);
    rootView.requestFocus();
    rootView.setOnKeyListener(new View.OnKeyListener() {

        @Override
        public boolean onKey(View v, int keyCode, KeyEvent event) {

            if (event.getAction() == KeyEvent.ACTION_UP && keyCode == KeyEvent.KEYCODE_BACK) {

                if (isFromCart) {

                    Utils.switchContent(R.id.frag_container, Utils.SHOPPING_LIST_TAG,
                            ((ECartHomeActivity) (getActivity())), AnimationType.SLIDE_UP);
                } else {

                    Utils.switchContent(R.id.frag_container, Utils.PRODUCT_OVERVIEW_FRAGMENT_TAG,
                            ((ECartHomeActivity) (getActivity())), AnimationType.SLIDE_RIGHT);
                }

            }
            return true;
        }
    });

    if (isFromCart) {

        similarProductsPager.setVisibility(View.GONE);

        topSellingPager.setVisibility(View.GONE);

    } else {
        showRecomondation();
    }

    return rootView;
}

From source file:com.lepin.activity.MyLoveCarActivity.java

@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
    if (keyCode == KeyEvent.KEYCODE_BACK) {
        if (from_info.equals("from_perinfo")) {
            this.finish();
        } else {/*  w  ww.  j a v a  2 s.  co  m*/
            if (isEidting && !isPublishAddCar) {
                isEidting = false;
                setEnable(isEidting);
                setVisible(isEidting);
                loadCarInfo();
            } else {
                this.finish();
            }
        }
    }
    return false;
}

From source file:in.shick.diode.threads.ThreadsListActivity.java

/**
 * http://stackoverflow.com/questions/2257963/android-how-to-show-dialog-to-confirm-user-wishes-to-exit-activity
 *///  w w  w . j a  va  2 s .co  m
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
    //Handle the back button
    if (mSettings.isConfirmQuitOrLogout() && keyCode == KeyEvent.KEYCODE_BACK && isTaskRoot()) {
        //Ask the user if they want to quit
        new AlertDialog.Builder(new ContextThemeWrapper(this, mSettings.getDialogTheme()))
                .setIcon(android.R.drawable.ic_dialog_alert).setTitle(R.string.quit)
                .setMessage(R.string.really_quit)
                .setPositiveButton(R.string.yes, new DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int which) {
                        //Stop the activity
                        finish();
                    }
                }).setNegativeButton(R.string.no, null).show();

        return true;
    }
    //if the search button is pressed
    else if (keyCode == KeyEvent.KEYCODE_SEARCH) {
        //start activity
        startActivityForResult(new Intent(this, RedditSearchActivity.class), Constants.ACTIVITY_SEARCH_REDDIT);
        return true;

    } else {
        return super.onKeyDown(keyCode, event);
    }
}

From source file:com.ichi2.anki.CramDeckOptions.java

@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
    if (keyCode == KeyEvent.KEYCODE_BACK && event.getRepeatCount() == 0) {
        Log.i(AnkiDroidApp.TAG, "DeckOptions - onBackPressed()");
        finish();/*from  w  w  w. j av  a  2s. c  om*/
        if (AnkiDroidApp.SDK_VERSION > 4) {
            ActivityTransitionAnimation.slide(this, ActivityTransitionAnimation.FADE);
        }
        return true;
    }
    return super.onKeyDown(keyCode, event);
}

From source file:com.actionbarsherlock.internal.ActionBarSherlockCompat.java

@Override
public boolean dispatchKeyEvent(KeyEvent event) {
    if (DEBUG)//from w  w w .java2s .c  o m
        Log.d(TAG, "[dispatchKeyEvent] event: " + event);

    final int keyCode = event.getKeyCode();

    // Not handled by the view hierarchy, does the action bar want it
    // to cancel out of something special?
    if (keyCode == KeyEvent.KEYCODE_BACK) {
        final int action = event.getAction();
        // Back cancels action modes first.
        if (mActionMode != null) {
            if (action == KeyEvent.ACTION_UP) {
                mActionMode.finish();
            }
            if (DEBUG)
                Log.d(TAG, "[dispatchKeyEvent] returning true");
            return true;
        }

        // Next collapse any expanded action views.
        if (wActionBar != null && wActionBar.hasExpandedActionView()) {
            if (action == KeyEvent.ACTION_UP) {
                wActionBar.collapseActionView();
            }
            if (DEBUG)
                Log.d(TAG, "[dispatchKeyEvent] returning true");
            return true;
        }
    }

    boolean result = false;
    if (keyCode == KeyEvent.KEYCODE_MENU && isReservingOverflow()) {
        if (event.getAction() == KeyEvent.ACTION_DOWN && event.isLongPress()) {
            mMenuKeyIsLongPress = true;
        } else if (event.getAction() == KeyEvent.ACTION_UP) {
            if (!mMenuKeyIsLongPress) {
                if (mActionMode == null && wActionBar != null) {
                    if (wActionBar.isOverflowMenuShowing()) {
                        wActionBar.hideOverflowMenu();
                    } else {
                        wActionBar.showOverflowMenu();
                    }
                }
                result = true;
            }
            mMenuKeyIsLongPress = false;
        }
    }

    if (DEBUG)
        Log.d(TAG, "[dispatchKeyEvent] returning " + result);
    return result;
}