Example usage for android.widget LinearLayout getChildAt

Introduction

In this page you can find the example usage for android.widget LinearLayout getChildAt.

Prototype

public View getChildAt(int index) 

Source Link

Document

Returns the view at the specified position in the group.

Usage

From source file:org.videolan.vlc.gui.audio.AudioBrowserFragment.java

private void headerScroll(float progress) {
    /*//  w ww.  java  2 s. co m
     * How progress works:
     * |------|------|------|
     * 0     1/3    2/3     1
     *
     * To calculate the "progress" of a particular tab, one can use this
     * formula:
     *
     * <tab beginning with 0> * (1 / (total tabs - 1))
     */
    LinearLayout hl = (LinearLayout) getActivity().findViewById(R.id.header_layout);
    if (hl == null)
        return;
    int width = hl.getChildAt(0).getWidth();
    int x = (int) (progress * width);
    mHeader.smoothScrollTo(x, 0);
}

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From source file:org.videolan.vlc.gui.audio.AudioBrowserFragment.java

private void headerHighlightTab(int existingPosition, int newPosition) {
    LinearLayout hl = (LinearLayout) getActivity().findViewById(R.id.header_layout);
    if (hl == null)
        return;//from   ww  w .  ja va  2 s. c o m
    TextView oldView = (TextView) hl.getChildAt(existingPosition);
    if (oldView != null)
        oldView.setTextColor(Color.GRAY);
    TextView newView = (TextView) hl.getChildAt(newPosition);
    if (newView != null)
        newView.setTextColor(Color.WHITE);
}

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From source file:me.tipi.kiosk.ui.fragments.IdentityFragment.java

/**
 * Style date picker./*from  w  ww.ja v a2  s.com*/
 *
 * @param datePicker the date picker
 */
private void styleDatePicker(DatePicker datePicker) {
    datePicker.setCalendarViewShown(false);
    datePicker.setSpinnersShown(true);
    LinearLayout llFirst = (LinearLayout) datePicker.getChildAt(0);
    LinearLayout llSecond = (LinearLayout) llFirst.getChildAt(0);
    for (int i = 0; i < llSecond.getChildCount(); i++) {
        NumberPicker picker = (NumberPicker) llSecond.getChildAt(i); // NumberPickers in llSecond
        Field[] pickerFields = NumberPicker.class.getDeclaredFields();
        for (Field pf : pickerFields) {
            if (pf.getName().equals("mSelectionDivider")) {
                pf.setAccessible(true);
                try {
                    pf.set(picker, ContextCompat.getDrawable(getActivity(), R.drawable.picker_divider));
                } catch (IllegalArgumentException e) {
                    e.printStackTrace();
                } catch (Resources.NotFoundException e) {
                    e.printStackTrace();
                } catch (IllegalAccessException e) {
                    e.printStackTrace();
                }
                break;
            }
        }
    }
}

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From source file:com.materialdesign.view.tab.TabLayout.java

/**
 * ?tab//w w w.  j a v  a 2  s .co m
 *
 * @param view     tabView
 * @param selector ?
 */
private void tabViewSelector(View view, boolean selector) {
    LinearLayout layout = null;
    if (LinearLayout.class.isInstance(view)) {
        layout = (LinearLayout) view;
    }

    for (int y = 0; y < layout.getChildCount(); y++) {
        layout.getChildAt(y).setSelected(selector);
    }
}

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From source file:cn.com.incito.driver.UI.detailDialog.PCCFragmentActivity.java

/**
 * //from w  w  w  .  ja  v a2s .c o  m
 */
private void notifySelectedCities() {
    LinearLayout selectedLayout = (LinearLayout) findViewById(R.id.selected_cities_linearlayout);
    for (int i = 0; i < selectedLayout.getChildCount(); i++) {
        Button selectedBtn = (Button) selectedLayout.getChildAt(i);
        if (i < selectedCities.size() && selectedCities.get(i) != null) {
            selectedBtn.setVisibility(View.VISIBLE);
            ModelSelectedCity selectedCity = selectedCities.get(i);
            if (selectedCity.country != null && !TextUtils.isEmpty(selectedCity.country)) {
                selectedBtn.setText(selectedCity.country);
            } else if (selectedCity.city != null && !TextUtils.isEmpty(selectedCity.city)) {
                selectedBtn.setText(selectedCity.city);
            } else {
                selectedBtn.setText(selectedCity.province);
            }
        } else {
            selectedBtn.setVisibility(View.GONE);
        }
    }
}

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From source file:com.todoroo.astrid.activity.TaskEditFragment.java

public static void setViewHeightBasedOnChildren(LinearLayout view) {

    int totalHeight = 0;
    int desiredWidth = MeasureSpec.makeMeasureSpec(view.getWidth(), MeasureSpec.AT_MOST);
    for (int i = 0; i < view.getChildCount(); i++) {
        View listItem = view.getChildAt(i);
        listItem.measure(desiredWidth, MeasureSpec.UNSPECIFIED);
        totalHeight += listItem.getMeasuredHeight();
    }//from   ww  w.j a va 2s . c o m

    ViewGroup.LayoutParams params = view.getLayoutParams();
    if (params == null)
        return;

    params.height = totalHeight;
    view.setLayoutParams(params);
    view.requestLayout();
}

---

From source file:cn.com.incito.driver.UI.detailDialog.PCCFragmentActivity.java

/**
 * ??/* w ww.j  av  a2  s.  c o m*/
 */
private void setSelectedBtnsListener() {
    LinearLayout selectedLayout = (LinearLayout) findViewById(R.id.selected_cities_linearlayout);
    for (int i = 0; i < selectedLayout.getChildCount(); i++) {
        Button selectedBtn = (Button) selectedLayout.getChildAt(i);
        selectedBtn.setTag(i);
        selectedBtn.setOnClickListener(new OnClickListener() {

            @Override
            public void onClick(View v) {
                int indext = (Integer) v.getTag();
                selectedCities.remove(indext);
                notifySelectedCities();
                pager.setCurrentItem(0);
                cityFragment.clearDatas();
                countryFragment.clearDatas();
                if (selectedCities.size() > 0) {
                    mCurrentSelected = selectedCities.size() - 1;
                } else {
                    mCurrentSelected = -1;
                }
            }
        });
    }
}

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From source file:eu.power_switch.gui.fragment.configure_receiver.ConfigureReceiverDialogPage3SetupFragment.java

private ArrayList<UniversalButton> getCurrentUniversalButtons() {
    ArrayList<UniversalButton> buttons = new ArrayList<>();

    for (int i = 0; i < buttonsList.getChildCount(); i++) {
        LinearLayout universalButtonLayout = (LinearLayout) buttonsList.getChildAt(i);

        LinearLayout nameLayout = (LinearLayout) universalButtonLayout.getChildAt(0);
        AppCompatEditText nameEditText = (AppCompatEditText) nameLayout.getChildAt(0);
        AppCompatEditText signalEditText = (AppCompatEditText) universalButtonLayout.getChildAt(1);

        buttons.add(new UniversalButton(null, nameEditText.getText().toString(), null,
                signalEditText.getText().toString()));
    }//  ww  w  . j  av a 2 s.  c o  m

    return buttons;
}

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From source file:com.pdftron.pdf.controls.AddPageDialogFragment.java

private void setActiveMode(PageType type) {
    mCurrentPageType = type;/*  www.  j  a v  a 2s . c  o  m*/
    for (PageType pType : PageType.values()) {
        LinearLayout btnLayout = mViewPagerChildren.get(pType.ordinal());
        ImageView imgView = (ImageView) btnLayout.getChildAt(0);
        switch (pType) {
        case Blank:
            imgView.setImageDrawable(getResources().getDrawable(
                    (type == pType) ? R.drawable.blankpage_selected : R.drawable.blankpage_regular));
            break;
        case Lined:
            imgView.setImageDrawable(getResources().getDrawable(
                    (type == pType) ? R.drawable.linedpage_selected : R.drawable.linedpage_regular));
            break;
        case Graph:
            imgView.setImageDrawable(getResources().getDrawable(
                    (type == pType) ? R.drawable.graphpage2_selected : R.drawable.graphpage2_regular));
            break;
        case Grid:
            imgView.setImageDrawable(getResources().getDrawable(
                    (type == pType) ? R.drawable.graphpage_selected : R.drawable.graphpage_regular));
            break;
        case Music:
            imgView.setImageDrawable(getResources().getDrawable(
                    (type == pType) ? R.drawable.musicpage_selected : R.drawable.musicpage_regular));
            break;
        }
    }
}

---

From source file:biz.incomsystems.fwknop2.ConfigDetailFragment.java

public boolean onOptionsItemSelected(MenuItem item) {
    int id = item.getItemId();
    if (id == R.id.detail_help) {
        Intent detailIntent = new Intent(getActivity(), HelpActivity.class);
        startActivity(detailIntent);/*from   ww  w.  ja  v a 2s . com*/
    } else if (id == R.id.qr_code) {
        try {
            Intent intent = new Intent("com.google.zxing.client.android.SCAN");
            intent.putExtra("SCAN_MODE", "QR_CODE_MODE"); // "PRODUCT_MODE for bar codes
            startActivityForResult(intent, 0);
        } catch (Exception e) { // This is where the play store is called if the app is not installed
            Uri marketUri = Uri.parse("market://details?id=com.google.zxing.client.android");
            Intent marketIntent = new Intent(Intent.ACTION_VIEW, marketUri);
            startActivity(marketIntent);
        }
    } else if (id == R.id.save) {
        InetAddressValidator ipValidate = new InetAddressValidator();
        Context context = getActivity(); // We know we will use a toast, so set it up now
        int duration = Toast.LENGTH_LONG;
        CharSequence text = "Saving config";
        Toast toast = Toast.makeText(context, text, duration);
        toast.setGravity(Gravity.CENTER, 0, 0);
        LinearLayout toastLayout = (LinearLayout) toast.getView();
        TextView toastTV = (TextView) toastLayout.getChildAt(0);
        toastTV.setTextSize(30);

        //The following is all input validation

        try {
            if ((Integer.parseInt(txt_server_port.getText().toString()) > 0)
                    && (Integer.parseInt(txt_server_port.getText().toString()) < 65535)) { // check for valid port
                txt_server_port.setText(String.valueOf(Integer.parseInt(txt_server_port.getText().toString())));
            } else {
                txt_server_port.setText(String.valueOf(62201));
            }
        } catch (NumberFormatException ex) {
            txt_server_port.setText(String.valueOf(62201));
        }
        if (txt_NickName.getText().toString().equalsIgnoreCase("")) { // Need to create a new Nick
            toast.setText("You Must choose a unique Nickname."); // choosing a used nick will just overwrite it. So really
            toast.show();
        } else if (chkb64hmac.isChecked() && txt_HMAC.getText().toString().length() % 4 != 0) { // base64 must have a multiple of 4 length
            toast.setText("Hmac is not a valid Base64, not a multiple of 4.");
            toast.show();
        } else if (chkb64hmac.isChecked()
                && !(txt_HMAC.getText().toString().matches("^[A-Za-z0-9+/]+={0,2}$"))) { // looks for disallowed b64 characters
            toast.setText("Hmac is not a valid Base64, Contains disallowed characters.");
            toast.show();
        } else if (chkb64key.isChecked() && txt_KEY.getText().toString().length() % 4 != 0) {
            toast.setText("Key is not a valid Base64, not a multiple of 4.");
            toast.show();
        } else if (chkb64key.isChecked() && !(txt_KEY.getText().toString().matches("^[A-Za-z0-9+/]+={0,2}$"))) { // looks for disallowed b64 characters
            toast.setText("Key is not a valid Base64, Contains disallowed characters.");
            toast.show();
        } else if (!(txt_ports.getText().toString().matches("tcp/\\d.*")
                || txt_ports.getText().toString().matches("udp/\\d.*"))) {
            toast.setText("Access ports must be in the form of 'tcp/22'");
            toast.show();
        } else if (spn_allowip.getSelectedItem().toString().equalsIgnoreCase("Allow IP")
                && (!ipValidate.isValid(txt_allowIP.getText().toString()))) { //Have to have a valid ip to allow, if using allow ip
            toast.setText("You Must supply a valid IP address to 'Allow IP'.");
            toast.show();
        } else if (!ipValidate.isValid(txt_server_ip.getText().toString())
                && !DomainValidator.getInstance().isValid(txt_server_ip.getText().toString())) { // check server entry. Must be a valid url or ip.
            toast.setText("You Must supply a valid server address.");
            toast.show();
        } else if (txt_KEY.getText().toString().equalsIgnoreCase("")) {
            toast.setText("You Must supply a Rijndael key.");
            toast.show();
        } else if (spn_ssh.getSelectedItem().toString().equalsIgnoreCase("Juicessh")
                && juice_adapt.getConnectionName(spn_juice.getSelectedItemPosition()) == null) {
            toast.setText("A connection must be saved in Juicessh before being used here.");
            toast.show();
            //            //end input validation, actual saving below
        } else {
            toast.show();
            if (configtype.equalsIgnoreCase("Open Port")) {
                config.PORTS = txt_ports.getText().toString();
                config.SERVER_TIMEOUT = txt_server_time.getText().toString();
            } else {
                config.PORTS = "";
                config.SERVER_TIMEOUT = "";
            }
            if (configtype.equalsIgnoreCase("Nat Access")) {
                config.NAT_IP = txt_nat_ip.getText().toString();
                config.NAT_PORT = txt_nat_port.getText().toString();
                config.PORTS = txt_ports.getText().toString();
                config.SERVER_TIMEOUT = txt_server_time.getText().toString();
            } else {
                config.NAT_IP = "";
                config.NAT_PORT = "";
            }
            if (configtype.equalsIgnoreCase("Server Command")) {
                config.SERVER_CMD = txt_server_cmd.getText().toString();
            } else {
                config.SERVER_CMD = "";
            }
            if (spn_allowip.getSelectedItem().toString().equalsIgnoreCase("Resolve IP")) {
                config.ACCESS_IP = spn_allowip.getSelectedItem().toString();
            } else if (spn_allowip.getSelectedItem().toString().equalsIgnoreCase("Source IP")) {
                config.ACCESS_IP = "0.0.0.0";
            } else {
                config.ACCESS_IP = txt_allowIP.getText().toString();
            }
            config.NICK_NAME = txt_NickName.getText().toString();
            config.SERVER_IP = txt_server_ip.getText().toString();
            config.SERVER_PORT = txt_server_port.getText().toString();
            config.SSH_CMD = "";
            if (spn_ssh.getSelectedItem().toString().equalsIgnoreCase("SSH Uri")) {
                config.SSH_CMD = txt_ssh_cmd.getText().toString();
                config.juice_uuid = UUID.fromString("00000000-0000-0000-0000-000000000000");
            } else if (spn_ssh.getSelectedItem().toString().equalsIgnoreCase("Juicessh")) {
                config.SSH_CMD = "juice:" + juice_adapt.getConnectionName(spn_juice.getSelectedItemPosition());
                config.juice_uuid = juice_adapt.getConnectionId(spn_juice.getSelectedItemPosition());
            } else {
                config.juice_uuid = UUID.fromString("00000000-0000-0000-0000-000000000000");
                config.SSH_CMD = "";
            }
            config.KEY = txt_KEY.getText().toString(); //key
            config.KEY_BASE64 = chkb64key.isChecked(); //is key b64
            config.HMAC = txt_HMAC.getText().toString(); // hmac key
            config.HMAC_BASE64 = chkb64hmac.isChecked(); //is hmac base64
            mydb.updateConfig(context, config);

            //this updates the list for one panel mode
            Activity activity = getActivity();
            if (activity instanceof ConfigListActivity) {
                ConfigListActivity myactivity = (ConfigListActivity) activity;
                myactivity.onItemSaved();

            } else {
                ConfigDetailActivity myactivity = (ConfigDetailActivity) activity;
                myactivity.onBackPressed();
            }
        }
    } else {
        return false;
    }
    return super.onOptionsItemSelected(item);
}

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