Example usage for android.view KeyEvent 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.egoclean.testpregnancy.util.ActivityHelper.java

public boolean onKeyLongPress(int keyCode, KeyEvent event) {
    if (keyCode == KeyEvent.KEYCODE_BACK) {
        goHome();//www  .  ja  va 2s.  c  o m
        return true;
    }
    return false;
}

---

From source file:com.android.messaging.ui.appsettings.ApnEditorActivity.java

@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
    switch (keyCode) {
    case KeyEvent.KEYCODE_BACK: {
        if (mApnEditorFragment.validateAndSave(false)) {
            finish();//  w  ww.ja va  2s .  c o m
        }
        return true;
    }
    }
    return super.onKeyDown(keyCode, event);
}

---

From source file:ayushi.view.fragment.ContactUsFragment.java

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View rootView = inflater.inflate(R.layout.frag_about, container, false);

    getActivity().setTitle("Contact Us");

    mToolbar = (Toolbar) rootView.findViewById(R.id.htab_toolbar);
    if (mToolbar != null) {
        ((ECartHomeActivity) getActivity()).setSupportActionBar(mToolbar);
    }/*from w  w w . ja v  a 2  s .c o m*/

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

        mToolbar.setNavigationIcon(R.drawable.ic_drawer);

    }

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

    mToolbar.setTitleTextColor(Color.WHITE);

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

        @Override
        public void onClick(View v) {

        }
    });

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

        @Override
        public void onClick(View v) {

            Intent callIntent = new Intent(Intent.ACTION_DIAL);
            callIntent.setData(Uri.parse("tel:" + "8888813275"));
            startActivity(callIntent);

        }
    });

    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) {

                Utils.switchContent(R.id.frag_container, Utils.HOME_FRAGMENT,
                        ((ECartHomeActivity) (getContext())), AnimationType.SLIDE_UP);

            }
            return true;
        }
    });

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

        @Override
        public void onClick(View v) {
            Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse("http://hiteshsahu.com/"));
            startActivity(browserIntent);

        }
    });

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

        @Override
        public void onClick(View v) {

            final Intent emailIntent = new Intent(android.content.Intent.ACTION_SEND);
            emailIntent.setType("text/plain");
            emailIntent.putExtra(android.content.Intent.EXTRA_EMAIL,
                    new String[] { "hiteshkumarsahu1990@gmail.com" });
            emailIntent.putExtra(android.content.Intent.EXTRA_SUBJECT, "Hello There");
            emailIntent.putExtra(android.content.Intent.EXTRA_TEXT, "Add Message here");

            emailIntent.setType("message/rfc822");

            try {
                startActivity(Intent.createChooser(emailIntent, "Send email using..."));
            } catch (android.content.ActivityNotFoundException ex) {
                Toast.makeText(getActivity(), "No email clients installed.", Toast.LENGTH_SHORT).show();
            }

        }
    });

    return rootView;
}

---

From source file:com.cerema.cloud2.ui.dialog.IndeterminateProgressDialog.java

/**
 * {@inheritDoc}/*w w w.j  av  a2  s  . co m*/
 */
@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
    /// create indeterminate progress dialog
    final ProgressDialog progressDialog = new ProgressDialog(getActivity(), R.style.ProgressDialogTheme);
    progressDialog.setIndeterminate(true);
    progressDialog.setOnShowListener(new DialogInterface.OnShowListener() {
        @Override
        public void onShow(DialogInterface dialog) {
            ProgressBar v = (ProgressBar) progressDialog.findViewById(android.R.id.progress);
            v.getIndeterminateDrawable().setColorFilter(getResources().getColor(R.color.color_accent),
                    android.graphics.PorterDuff.Mode.MULTIPLY);

        }
    });

    /// set message
    int messageId = getArguments().getInt(ARG_MESSAGE_ID, R.string.placeholder_sentence);
    progressDialog.setMessage(getString(messageId));

    /// set cancellation behavior
    boolean cancelable = getArguments().getBoolean(ARG_CANCELABLE, false);
    if (!cancelable) {
        progressDialog.setCancelable(false);
        // disable the back button
        OnKeyListener keyListener = new OnKeyListener() {
            @Override
            public boolean onKey(DialogInterface dialog, int keyCode, KeyEvent event) {

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

        };
        progressDialog.setOnKeyListener(keyListener);
    }

    return progressDialog;
}

---

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

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View rootView = inflater.inflate(R.layout.frag_about, container, false);

    getActivity().setTitle("Contact Us");

    mToolbar = (Toolbar) rootView.findViewById(R.id.htab_toolbar);
    if (mToolbar != null) {
        ((ECartHomeActivity) getActivity()).setSupportActionBar(mToolbar);
    }/*from w  w w .  j a  v  a  2  s . c  om*/

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

        mToolbar.setNavigationIcon(R.drawable.ic_drawer);

    }

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

    mToolbar.setTitleTextColor(Color.WHITE);

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

        @Override
        public void onClick(View v) {

        }
    });

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

        @Override
        public void onClick(View v) {

            Intent callIntent = new Intent(Intent.ACTION_DIAL);
            callIntent.setData(Uri.parse("tel:" + "8888813275"));
            startActivity(callIntent);

        }
    });

    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) {

                Utils.switchContent(R.id.frag_container, Utils.HOME_FRAGMENT,
                        ((ECartHomeActivity) (getContext())), AnimationType.SLIDE_UP);

            }
            return true;
        }
    });

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

        @Override
        public void onClick(View v) {
            Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse("http://hiteshsahu.com/"));
            startActivity(browserIntent);

        }
    });

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

        @Override
        public void onClick(View v) {

            final Intent emailIntent = new Intent(android.content.Intent.ACTION_SEND);
            emailIntent.setType("text/plain");
            emailIntent.putExtra(android.content.Intent.EXTRA_EMAIL, new String[] { "hiteshkrsahu@gmail.com" });
            emailIntent.putExtra(android.content.Intent.EXTRA_SUBJECT, "Hello There");
            emailIntent.putExtra(android.content.Intent.EXTRA_TEXT, "Add Message here");

            emailIntent.setType("message/rfc822");

            try {
                startActivity(Intent.createChooser(emailIntent, "Send email using..."));
            } catch (android.content.ActivityNotFoundException ex) {
                Toast.makeText(getActivity(), "No email clients installed.", Toast.LENGTH_SHORT).show();
            }

        }
    });

    return rootView;
}

---

From source file:com.Bhailal_Chauhan.retailapp.view.fragment.ContactUsFragment.java

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View rootView = inflater.inflate(R.layout.frag_about, container, false);

    getActivity().setTitle("Contact Us");

    mToolbar = (Toolbar) rootView.findViewById(R.id.htab_toolbar);
    if (mToolbar != null) {
        ((ECartHomeActivity) getActivity()).setSupportActionBar(mToolbar);
    }/*  ww w . j  a  v a 2 s.c o m*/

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

        mToolbar.setNavigationIcon(R.drawable.ic_drawer);

    }

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

    mToolbar.setTitleTextColor(Color.WHITE);

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

        @Override
        public void onClick(View v) {

        }
    });

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

        @Override
        public void onClick(View v) {

            Intent callIntent = new Intent(Intent.ACTION_DIAL);
            callIntent.setData(Uri.parse("tel:" + "8347337366"));
            startActivity(callIntent);

        }
    });

    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) {

                Utils.switchContent(R.id.frag_container, Utils.HOME_FRAGMENT,
                        ((ECartHomeActivity) (getContext())), AnimationType.SLIDE_UP);

            }
            return true;
        }
    });

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

        @Override
        public void onClick(View v) {
            Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse("http://bhailalchauhan.com/"));
            startActivity(browserIntent);

        }
    });

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

        @Override
        public void onClick(View v) {

            final Intent emailIntent = new Intent(android.content.Intent.ACTION_SEND);
            emailIntent.setType("text/plain");
            emailIntent.putExtra(android.content.Intent.EXTRA_EMAIL, new String[] { "hibhailal458@gmail.com" });
            emailIntent.putExtra(android.content.Intent.EXTRA_SUBJECT, "Hello There");
            emailIntent.putExtra(android.content.Intent.EXTRA_TEXT, "Add Message here");

            emailIntent.setType("message/rfc822");

            try {
                startActivity(Intent.createChooser(emailIntent, "Send email using..."));
            } catch (android.content.ActivityNotFoundException ex) {
                Toast.makeText(getActivity(), "No email clients installed.", Toast.LENGTH_SHORT).show();
            }

        }
    });

    return rootView;
}

---

From source file:com.androzic.MapList.java

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View view = inflater.inflate(R.layout.list_with_empty_view_and_progressbar, container, false);

    progressBar = (ProgressBar) view.findViewById(R.id.progressbar);

    view.setFocusableInTouchMode(true);//from   w  w w  . j  a v  a  2  s. c  o  m
    view.requestFocus();
    view.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 (currentTree != mapsTree) {
                    currentTree = currentTree.parent;
                    adapter.notifyDataSetChanged();
                    return true;
                }
            }
            return false;
        }
    });

    return view;
}

---

From source file:com.anykey.balala.activity.MainActivity.java

@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
    if (keyCode == KeyEvent.KEYCODE_BACK) {
        Intent intent = new Intent(Intent.ACTION_MAIN);
        intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        intent.addCategory(Intent.CATEGORY_HOME);
        startActivity(intent);//  w  w w .  j  a  v  a2 s .  c  om
        return true;
    }
    return super.onKeyDown(keyCode, event);
}

---

From source file:com.gao.im.ui.CCPFragment.java

/**
 * ?/*w ww. j a  v  a 2 s  . c  o  m*/
 * @param keyCode
 * @param event
 * @return
 */
public boolean onKeyDown(int keyCode, KeyEvent event) {
    if ((event.getKeyCode() == KeyEvent.KEYCODE_BACK) && event.getAction() == KeyEvent.ACTION_DOWN) {
        finish();
        return true;
    }
    return false;
}

---

From source file:com.gigaset.home.Home.java

/**
 * Catch keys to avoid back through HOME in Back Stack
 *//*from  w  w w  . j  a  v  a  2 s.  c  o m*/
@Override
public boolean dispatchKeyEvent(KeyEvent event) {
    if (event.getAction() == KeyEvent.ACTION_DOWN) {
        switch (event.getKeyCode()) {
        case KeyEvent.KEYCODE_BACK:
            return true;
        case KeyEvent.KEYCODE_HOME:
            return true;
        }
    } else if (event.getAction() == KeyEvent.ACTION_UP) {
        switch (event.getKeyCode()) {
        case KeyEvent.KEYCODE_BACK:
            if (!event.isCanceled()) {
                // Do BACK behavior.
            }
            return true;
        case KeyEvent.KEYCODE_HOME:
            if (!event.isCanceled()) {
                // Do HOME behavior.
                myPager.setCurrentItem(HomePagerAdapter.SCREEN_CENTER);
            }
            return true;
        }
    }

    return super.dispatchKeyEvent(event);
}

---

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