Example usage for android.content.res TypedArray hasValue

Introduction

In this page you can find the example usage for android.content.res TypedArray hasValue.

Prototype

public boolean hasValue(@StyleableRes int index) 

Source Link

Document

Determines whether there is an attribute at index.

Usage

From source file:android.support.v7.content.res.AppCompatColorStateListInflater.java

/**
 * Fill in this object based on the contents of an XML "selector" element.
 *//*from   w w  w .  jav a2 s.com*/
private static ColorStateList inflate(@NonNull Resources r, @NonNull XmlPullParser parser,
        @NonNull AttributeSet attrs, @Nullable Resources.Theme theme)
        throws XmlPullParserException, IOException {
    final int innerDepth = parser.getDepth() + 1;
    int depth;
    int type;
    int defaultColor = DEFAULT_COLOR;

    int[][] stateSpecList = new int[20][];
    int[] colorList = new int[stateSpecList.length];
    int listSize = 0;

    while ((type = parser.next()) != XmlPullParser.END_DOCUMENT
            && ((depth = parser.getDepth()) >= innerDepth || type != XmlPullParser.END_TAG)) {
        if (type != XmlPullParser.START_TAG || depth > innerDepth || !parser.getName().equals("item")) {
            continue;
        }

        final TypedArray a = obtainAttributes(r, theme, attrs, R.styleable.ColorStateListItem);
        final int baseColor = a.getColor(R.styleable.ColorStateListItem_android_color, Color.MAGENTA);

        float alphaMod = 1.0f;
        if (a.hasValue(R.styleable.ColorStateListItem_android_alpha)) {
            alphaMod = a.getFloat(R.styleable.ColorStateListItem_android_alpha, alphaMod);
        } else if (a.hasValue(R.styleable.ColorStateListItem_alpha)) {
            alphaMod = a.getFloat(R.styleable.ColorStateListItem_alpha, alphaMod);
        }

        a.recycle();

        // Parse all unrecognized attributes as state specifiers.
        int j = 0;
        final int numAttrs = attrs.getAttributeCount();
        int[] stateSpec = new int[numAttrs];
        for (int i = 0; i < numAttrs; i++) {
            final int stateResId = attrs.getAttributeNameResource(i);
            if (stateResId != android.R.attr.color && stateResId != android.R.attr.alpha
                    && stateResId != R.attr.alpha) {
                // Unrecognized attribute, add to state set
                stateSpec[j++] = attrs.getAttributeBooleanValue(i, false) ? stateResId : -stateResId;
            }
        }
        stateSpec = StateSet.trimStateSet(stateSpec, j);

        // Apply alpha modulation. If we couldn't resolve the color or
        // alpha yet, the default values leave us enough information to
        // modulate again during applyTheme().
        final int color = modulateColorAlpha(baseColor, alphaMod);
        if (listSize == 0 || stateSpec.length == 0) {
            defaultColor = color;
        }

        colorList = GrowingArrayUtils.append(colorList, listSize, color);
        stateSpecList = GrowingArrayUtils.append(stateSpecList, listSize, stateSpec);
        listSize++;
    }

    int[] colors = new int[listSize];
    int[][] stateSpecs = new int[listSize][];
    System.arraycopy(colorList, 0, colors, 0, listSize);
    System.arraycopy(stateSpecList, 0, stateSpecs, 0, listSize);

    return new ColorStateList(stateSpecs, colors);
}

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From source file:com.bilibili.magicasakura.utils.ThemeUtils.java

public static boolean hasThemeAttr(Context context, @AttrRes int attr) {
    TEMP_ARRAY[0] = attr;/*from ww  w.j a  v  a 2s.co  m*/
    TypedArray a = context.obtainStyledAttributes(null, TEMP_ARRAY);
    try {
        return a.hasValue(0);
    } finally {
        a.recycle();
    }
}

---

From source file:com.appeaser.sublimepickerlibrary.utilities.SUtils.java

public static void initializeResources(Context context) {
    TypedArray a = context.obtainStyledAttributes(new int[] { R.attr.colorAccent, R.attr.colorControlHighlight,
            R.attr.colorControlActivated, R.attr.colorButtonNormal, android.R.attr.textColorPrimary,
            android.R.attr.textColorPrimaryInverse, R.attr.colorPrimary, R.attr.colorPrimaryDark,
            android.R.attr.textColorSecondary, android.R.attr.colorBackground,
            android.R.attr.textColorSecondaryInverse });

    if (a.hasValue(0))
        COLOR_ACCENT = a.getColor(0, Color.TRANSPARENT);

    if (a.hasValue(1))
        COLOR_CONTROL_HIGHLIGHT = a.getColor(1, Color.TRANSPARENT);

    if (a.hasValue(2))
        COLOR_CONTROL_ACTIVATED = a.getColor(2, Color.TRANSPARENT);

    if (a.hasValue(3))
        COLOR_BUTTON_NORMAL = a.getColor(3, Color.TRANSPARENT);

    if (a.hasValue(4))
        COLOR_TEXT_PRIMARY = a.getColor(4, Color.TRANSPARENT);

    if (a.hasValue(5))
        COLOR_TEXT_PRIMARY_INVERSE = a.getColor(5, Color.TRANSPARENT);

    if (a.hasValue(6))
        COLOR_PRIMARY = a.getColor(6, Color.TRANSPARENT);

    if (a.hasValue(7))
        COLOR_PRIMARY_DARK = a.getColor(7, Color.TRANSPARENT);

    if (a.hasValue(8))
        COLOR_TEXT_SECONDARY = a.getColor(8, Color.TRANSPARENT);

    if (a.hasValue(9))
        COLOR_BACKGROUND = a.getColor(9, Color.TRANSPARENT);

    if (a.hasValue(10))
        COLOR_TEXT_SECONDARY_INVERSE = a.getColor(10, Color.TRANSPARENT);

    a.recycle();/*  www  .ja  v a 2s.  c  om*/

    CORNER_RADIUS = context.getResources().getDimensionPixelSize(R.dimen.control_corner_material);

    if (Config.DEBUG) {
        Log.i(TAG, "COLOR_ACCENT: " + Integer.toHexString(COLOR_ACCENT));
        Log.i(TAG, "COLOR_CONTROL_HIGHLIGHT: " + Integer.toHexString(COLOR_CONTROL_HIGHLIGHT));
        Log.i(TAG, "COLOR_CONTROL_ACTIVATED: " + Integer.toHexString(COLOR_CONTROL_ACTIVATED));
        Log.i(TAG, "COLOR_BUTTON_NORMAL: " + Integer.toHexString(COLOR_BUTTON_NORMAL));
        Log.i(TAG, "COLOR_TEXT_PRIMARY: " + Integer.toHexString(COLOR_TEXT_PRIMARY));
        Log.i(TAG, "COLOR_TEXT_PRIMARY_INVERSE: " + Integer.toHexString(COLOR_TEXT_PRIMARY_INVERSE));
        Log.i(TAG, "COLOR_PRIMARY: " + Integer.toHexString(COLOR_PRIMARY));
        Log.i(TAG, "COLOR_PRIMARY_DARK: " + Integer.toHexString(COLOR_PRIMARY_DARK));
        Log.i(TAG, "COLOR_TEXT_SECONDARY: " + Integer.toHexString(COLOR_TEXT_SECONDARY));
        Log.i(TAG, "COLOR_BACKGROUND: " + Integer.toHexString(COLOR_BACKGROUND));
        Log.i(TAG, "COLOR_TEXT_SECONDARY_INVERSE: " + Integer.toHexString(COLOR_TEXT_SECONDARY_INVERSE));
    }
}

---

From source file:com.google.samples.apps.iosched.ui.widget.NavDrawerItemView.java

public NavDrawerItemView(Context context, AttributeSet attrs) {
    super(context, attrs);
    setOrientation(HORIZONTAL);/*  w ww .  java 2 s .c om*/
    LayoutInflater.from(context).inflate(R.layout.navdrawer_item_view, this, true);
    TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.NavDrawerItemView);
    if (a.hasValue(R.styleable.NavDrawerItemView_iconTints)) {
        mIconTints = a.getColorStateList(R.styleable.NavDrawerItemView_iconTints);
    }
}

---

From source file:io.plaidapp.ui.widget.CutoutTextView.java

public CutoutTextView(Context context, AttributeSet attrs) {
    super(context, attrs);

    textPaint = new TextPaint(Paint.ANTI_ALIAS_FLAG);

    final TypedArray a = getContext().obtainStyledAttributes(attrs, R.styleable.CutoutTextView, 0, 0);
    if (a.hasValue(R.styleable.CutoutTextView_android_fontFamily)) {
        try {/*  w ww.  j a  v  a  2 s  . co  m*/
            Typeface font = ResourcesCompat.getFont(getContext(),
                    a.getResourceId(R.styleable.CutoutTextView_android_fontFamily, 0));
            if (font != null) {
                textPaint.setTypeface(font);
            }
        } catch (Resources.NotFoundException nfe) {
        }
    }
    if (a.hasValue(R.styleable.CutoutTextView_foregroundColor)) {
        foregroundColor = a.getColor(R.styleable.CutoutTextView_foregroundColor, foregroundColor);
    }
    if (a.hasValue(R.styleable.CutoutTextView_android_text)) {
        text = a.getString(R.styleable.CutoutTextView_android_text);
    }
    maxTextSize = context.getResources().getDimensionPixelSize(R.dimen.display_4_text_size);
    a.recycle();
}

---

From source file:com.stepstone.stepper.internal.ColorableProgressBar.java

public ColorableProgressBar(Context context, AttributeSet attrs, int defStyleAttr) {
    super(context, attrs, defStyleAttr);
    mProgressColor = ContextCompat.getColor(context, R.color.ms_selectedColor);
    mProgressBackgroundColor = ContextCompat.getColor(context, R.color.ms_unselectedColor);
    super.setProgressDrawable(ContextCompat.getDrawable(context, R.drawable.ms_colorable_progress_bar));

    if (attrs != null) {
        final TypedArray a = getContext().obtainStyledAttributes(attrs, R.styleable.ColorableProgressBar,
                defStyleAttr, 0);/*w  ww  .jav a  2s.c o  m*/

        if (a.hasValue(R.styleable.ColorableProgressBar_ms_progressPrimaryColor)) {
            mProgressColor = a.getColor(R.styleable.ColorableProgressBar_ms_progressPrimaryColor,
                    mProgressColor);
        }
        if (a.hasValue(R.styleable.ColorableProgressBar_ms_progressBackgroundColor)) {
            mProgressBackgroundColor = a.getColor(R.styleable.ColorableProgressBar_ms_progressBackgroundColor,
                    mProgressBackgroundColor);
        }

        a.recycle();
    }
    updateProgressDrawable();
}

---

From source file:android.support.v7.app.ActionBarActivityDelegate.java

void onCreate(Bundle savedInstanceState) {
    TypedArray a = mActivity.obtainStyledAttributes(R.styleable.ActionBarWindow);

    if (!a.hasValue(R.styleable.ActionBarWindow_windowActionBar)) {
        a.recycle();// www.j av a2 s. c o m
        throw new IllegalStateException(
                "You need to use a Theme.AppCompat theme (or descendant) with this activity.");
    }

    mHasActionBar = a.getBoolean(R.styleable.ActionBarWindow_windowActionBar, false);
    mOverlayActionBar = a.getBoolean(R.styleable.ActionBarWindow_windowActionBarOverlay, false);
    a.recycle();
}

---

From source file:de.vanita5.twittnuker.util.ThemeUtils.java

public static Context getActionBarContext(final Context context) {
    final TypedArray a = context.obtainStyledAttributes(
            new int[] { android.R.attr.actionBarTheme, android.R.attr.actionBarWidgetTheme });
    final int resId;
    try {// w  w w  . j a  va2s .  c o m
        resId = a.hasValue(0) ? a.getResourceId(0, 0) : a.getResourceId(1, 0);
    } finally {
        a.recycle();
    }
    if (resId == 0)
        return context;
    return new ContextThemeWrapper(context, resId);
}

---

From source file:org.opensilk.common.ui.widget.TintImageButton.java

public TintImageButton(Context context, AttributeSet attrs, int defStyleAttr) {
    super(context, attrs, defStyleAttr);

    if (attrs == null)
        return;//from   w w w.ja  v  a 2s .  c o m

    final TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.TintImageButton, defStyleAttr, 0);

    if (a == null)
        return;

    if (a.hasValue(R.styleable.TintImageButton_tibTint)) {
        final int color = a.getColor(R.styleable.TintImageButton_tibTint, 0);
        if (color != 0) {
            // XXX From AOSP see TintManager

            // First, lets see if the cache already contains the color filter
            PorterDuffColorFilter filter = COLOR_FILTER_CACHE.get(color, TINT_MODE);

            if (filter == null) {
                // Cache miss, so create a color filter and add it to the cache
                filter = new PorterDuffColorFilter(color, TINT_MODE);
                COLOR_FILTER_CACHE.put(color, TINT_MODE, filter);
            }

            // Finally set the color filter
            getDrawable().setColorFilter(filter);
        }
    }

    a.recycle();
}

---

From source file:cat.ereza.customactivityoncrash.activity.DefaultErrorReportActivity.java

@SuppressLint("PrivateResource")
@Override// w w w .j a v  a 2s.  com
protected void onCreate(@Nullable Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    //This is needed to avoid a crash if the developer has not specified
    //an app-level theme that extends Theme.AppCompat
    TypedArray a = obtainStyledAttributes(R.styleable.AppCompatTheme);
    if (!a.hasValue(R.styleable.AppCompatTheme_windowActionBar)) {
        setTheme(R.style.Theme_AppCompat_Light_DarkActionBar);
    }
    a.recycle();

    setContentView(R.layout.customactivityoncrash_default_error_activity);

    //Close/restart button logic:
    //If a class if set, use restart.
    //Else, use close and just finish the app.
    //It is recommended that you follow this logic if implementing a custom error activity.
    Button restartButton = (Button) findViewById(R.id.customactivityoncrash_error_activity_restart_button);

    final CaocConfig config = CustomActivityOnCrash.getConfigFromIntent(getIntent());

    if (config.isShowRestartButton() && config.getRestartActivityClass() != null) {
        restartButton.setText(R.string.customactivityoncrash_error_activity_restart_app);
        restartButton.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                CustomActivityOnCrash.restartApplication(DefaultErrorReportActivity.this, config);
            }
        });
    } else {
        restartButton.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                CustomActivityOnCrash.closeApplication(DefaultErrorReportActivity.this, config);
            }
        });
    }

    Button moreInfoButton = (Button) findViewById(R.id.customactivityoncrash_error_activity_more_info_button);

    if (config.isShowErrorDetails()) {
        moreInfoButton.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                //We retrieve all the error data and show it

                AlertDialog dialog = new AlertDialog.Builder(DefaultErrorReportActivity.this)
                        .setTitle(R.string.customactivityoncrash_error_activity_error_details_title)
                        .setMessage(CustomActivityOnCrash
                                .getAllErrorDetailsFromIntent(DefaultErrorReportActivity.this, getIntent()))
                        .setPositiveButton(R.string.customactivityoncrash_error_activity_error_details_close,
                                null)
                        .setNeutralButton(R.string.customactivityoncrash_error_activity_error_details_copy,
                                new DialogInterface.OnClickListener() {
                                    @Override
                                    public void onClick(DialogInterface dialog, int which) {
                                        copyErrorToClipboard();
                                        Toast.makeText(DefaultErrorReportActivity.this,
                                                R.string.customactivityoncrash_error_activity_error_details_copied,
                                                Toast.LENGTH_SHORT).show();
                                    }
                                })
                        .show();
                TextView textView = (TextView) dialog.findViewById(android.R.id.message);
                textView.setTextSize(TypedValue.COMPLEX_UNIT_PX, getResources()
                        .getDimension(R.dimen.customactivityoncrash_error_activity_error_details_text_size));
            }
        });
    } else {
        moreInfoButton.setVisibility(View.GONE);
    }

    Integer defaultErrorActivityDrawableId = config.getErrorDrawable();
    ImageView errorImageView = ((ImageView) findViewById(R.id.customactivityoncrash_error_activity_image));

    if (defaultErrorActivityDrawableId != null) {
        errorImageView.setImageDrawable(
                ResourcesCompat.getDrawable(getResources(), defaultErrorActivityDrawableId, getTheme()));
    }
}

---

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