Java Code Examples for androidx.core.content.ContextCompat#getColor()

@ColorInt
public int getPm25Color(Context context) {
    if (pm25 == null) {
        return Color.TRANSPARENT;
    } else if (pm25 <= 35) {
        return ContextCompat.getColor(context, R.color.colorLevel_1);
    } else if (pm25 <= 75) {
        return ContextCompat.getColor(context, R.color.colorLevel_2);
    } else if (pm25 <= 115) {
        return ContextCompat.getColor(context, R.color.colorLevel_3);
    } else if (pm25 <= 150) {
        return ContextCompat.getColor(context, R.color.colorLevel_4);
    } else if (pm25 <= 250) {
        return ContextCompat.getColor(context, R.color.colorLevel_5);
    } else {
        return ContextCompat.getColor(context, R.color.colorLevel_6);
    }
}
 

@Override
public ViewHolder onCreateViewHolder(ViewGroup parent) {
    mDefaultBackgroundColor =
        ContextCompat.getColor(parent.getContext(), R.color.default_background);
    mSelectedBackgroundColor =
            ContextCompat.getColor(parent.getContext(), R.color.selected_background);
    mDefaultCardImage = parent.getResources().getDrawable(R.drawable.movie, null);

    ImageCardView cardView = new ImageCardView(parent.getContext()) {
        @Override
        public void setSelected(boolean selected) {
            updateCardBackgroundColor(this, selected);
            super.setSelected(selected);
        }
    };

    cardView.setFocusable(true);
    cardView.setFocusableInTouchMode(true);
    updateCardBackgroundColor(cardView, false);
    return new ViewHolder(cardView);
}
 

@ColorInt
public static int getPollenColor(Context context, Integer level) {
    if (level == null) {
        return ContextCompat.getColor(context, R.color.colorLevel_1);
    } else if (level <= 1) {
        return ContextCompat.getColor(context, R.color.colorLevel_1);
    } else if (level <= 2) {
        return ContextCompat.getColor(context, R.color.colorLevel_2);
    } else if (level <= 3) {
        return ContextCompat.getColor(context, R.color.colorLevel_3);
    } else if (level <= 4) {
        return ContextCompat.getColor(context, R.color.colorLevel_4);
    } else if (level <= 5) {
        return ContextCompat.getColor(context, R.color.colorLevel_5);
    } else {
        return ContextCompat.getColor(context, R.color.colorLevel_6);
    }
}
 

private void setupViews(@NonNull Intent intent) {
    scaleEnabled = intent.getBooleanExtra(UCropMulti.Options.EXTRA_SCALE, false);
    rotateEnabled = intent.getBooleanExtra(UCropMulti.Options.EXTRA_ROTATE, false);
    // 是否可拖动裁剪框
    isDragFrame = intent.getBooleanExtra(UCrop.Options.EXTRA_DRAG_CROP_FRAME, true);
    mActiveWidgetColor = intent.getIntExtra(UCropMulti.Options.EXTRA_UCROP_COLOR_WIDGET_ACTIVE, ContextCompat.getColor(this, R.color.ucrop_color_widget_active));
    mToolbarWidgetColor = intent.getIntExtra(UCropMulti.Options.EXTRA_UCROP_WIDGET_COLOR_TOOLBAR, ContextCompat.getColor(this, R.color.ucrop_color_toolbar_widget));
    if (mToolbarWidgetColor == 0) {
        mToolbarWidgetColor = ContextCompat.getColor(this, R.color.ucrop_color_toolbar_widget);
    }
    mToolbarCancelDrawable = intent.getIntExtra(UCropMulti.Options.EXTRA_UCROP_WIDGET_CANCEL_DRAWABLE, R.drawable.ucrop_ic_cross);
    mToolbarCropDrawable = intent.getIntExtra(UCropMulti.Options.EXTRA_UCROP_WIDGET_CROP_DRAWABLE, R.drawable.ucrop_ic_done);
    mToolbarTitle = intent.getStringExtra(UCropMulti.Options.EXTRA_UCROP_TITLE_TEXT_TOOLBAR);
    mToolbarTitle = mToolbarTitle != null ? mToolbarTitle : getResources().getString(R.string.ucrop_label_edit_photo);
    mLogoColor = intent.getIntExtra(UCropMulti.Options.EXTRA_UCROP_LOGO_COLOR, ContextCompat.getColor(this, R.color.ucrop_color_default_logo));
    mRootViewBackgroundColor = intent.getIntExtra(UCropMulti.Options.EXTRA_UCROP_ROOT_VIEW_BACKGROUND_COLOR, ContextCompat.getColor(this, R.color.ucrop_color_crop_background));
    setNavBarColor();
    setupAppBar();
    initiateRootViews();

    changeLayoutParams();
}
 

public static void initNotificationChannel() {
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
        Context context = HiApplication.getAppContext();

        NotificationManager notificationManager = (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE);
        if (notificationManager.getNotificationChannel(CHANNEL_ID) == null) {
            int color = ContextCompat.getColor(context, R.color.icon_blue);
            NotificationChannel notificationChannel = new NotificationChannel(CHANNEL_ID, CHANNEL_NAME, NotificationManager.IMPORTANCE_HIGH);
            notificationChannel.enableLights(true);
            notificationChannel.setLightColor(color);
            notificationChannel.enableVibration(false);
            notificationChannel.setBypassDnd(false);
            notificationManager.createNotificationChannel(notificationChannel);
        }
    }
}
 

private RemoteViews createBaseView(Context context) {
    RemoteViews views = new RemoteViews(context.getPackageName(), R.layout.widget_compact);

    Intent launcherIntent = LibraryActivity.newNowPlayingIntent(context);
    PendingIntent pendingIntent = PendingIntent.getActivity(context, 0, launcherIntent, 0);
    views.setOnClickPendingIntent(R.id.widget_compact_container, pendingIntent);

    views.setOnClickPendingIntent(R.id.widget_next, getSkipNextIntent(context));
    views.setOnClickPendingIntent(R.id.widget_play_pause, getPlayPauseIntent(context));
    views.setOnClickPendingIntent(R.id.widget_previous, getSkipPreviousIntent(context));

    @ColorInt int buttonColor = ContextCompat.getColor(context, R.color.widget_button);

    views.setInt(R.id.widget_next, "setColorFilter", buttonColor);
    views.setInt(R.id.widget_play_pause, "setColorFilter", buttonColor);
    views.setInt(R.id.widget_previous, "setColorFilter", buttonColor);

    return views;
}
 

public static int getColorResource(Context context, String styleColor, @ColorRes int defaultColorResource) {
    if (styleColor == null) {
        return ContextCompat.getColor(context, defaultColorResource);
    } else {
        String color = styleColor.startsWith("#") ? styleColor : "#" + styleColor;
        int colorRes;
        if (color.length() == 4)
            return ContextCompat.getColor(context, defaultColorResource);
        else
            colorRes = Color.parseColor(color);

        return colorRes;
    }
}
 

public FiveDayChart(Context context, @Nullable AttributeSet attrs) {
    super(context, attrs);
    mContext = context;
    LayoutInflater.from(context).inflate(R.layout.view_time, this);
    lineChart = (TimeLineChart) findViewById(R.id.line_chart);
    barChart = (TimeBarChart) findViewById(R.id.bar_chart);
    cirCleView = (FrameLayout) findViewById(R.id.circle_frame_time);

    EventBus.getDefault().register(this);

    colorArray = new int[]{ContextCompat.getColor(mContext, R.color.up_color), ContextCompat.getColor(mContext, R.color.equal_color), ContextCompat.getColor(mContext, R.color.down_color)};

    playHeartbeatAnimation(cirCleView.findViewById(R.id.anim_view));

}
 

@Nullable
private Integer colorResOrInt(Context context, @Nullable Integer value, @ColorRes int resource) {
  if (resource != -1) {
    return ContextCompat.getColor(context, resource);
  }

  return value;
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);

    Speech.init(this, getPackageName());

    linearLayout = findViewById(R.id.linearLayout);

    button = findViewById(R.id.button);
    button.setOnClickListener(view -> onButtonClick());

    speak = findViewById(R.id.speak);
    speak.setOnClickListener(view -> onSpeakClick());

    text = findViewById(R.id.text);
    textToSpeech = findViewById(R.id.textToSpeech) ;
    progress = findViewById(R.id.progress);

    int[] colors = {
            ContextCompat.getColor(this, android.R.color.black),
            ContextCompat.getColor(this, android.R.color.darker_gray),
            ContextCompat.getColor(this, android.R.color.black),
            ContextCompat.getColor(this, android.R.color.holo_orange_dark),
            ContextCompat.getColor(this, android.R.color.holo_red_dark)
    };
    progress.setColors(colors);
}
 

public void setColor(boolean lightTheme) {
    if (lightTheme) {
        lineColor = ColorUtils.setAlphaComponent(Color.BLACK, (int) (255 * 0.05));
        textColor = ContextCompat.getColor(getContext(), R.color.colorTextSubtitle_light);
    } else {
        lineColor = ColorUtils.setAlphaComponent(Color.WHITE, (int) (255 * 0.1));
        textColor = ContextCompat.getColor(getContext(), R.color.colorTextSubtitle_dark);
    }
}
 

public static int getTextColor(Context context, int level, boolean expand) {
    SparseIntArray map = expand ? TEXT_COLOR_EXPAND : TEXT_COLOR;
    Integer result = map.get(level);
    if (result == null) {
        result = map.get(Log.VERBOSE);
    }
    return ContextCompat.getColor(context, result);
}
 

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    // TODO inflate appropriate layout file
    viewBackgroundColor = ContextCompat.getColor(getActivity(), R.color.silabs_white);

    handler = new Handler();

    View view = inflater.inflate(R.layout.fragment_characteristic_details, container, false);
    fragmentRootView = view;
    viewGroup = container;
    context = getActivity();
    defaultMargin = getResources().getDimensionPixelSize(R.dimen.characteristic_text_left_margin);

    valuesLayout = view.findViewById(R.id.values_layout);

    mDevice = ((DeviceServicesActivity) getActivity()).getBluetoothGatt();
    mCharact = Engine.getInstance().getCharacteristic(mBluetoothCharact.getUuid());
    mService = Engine.getInstance().getService(mBluetoothCharact.getService().getUuid());
    mDescriptors = new ArrayList<>();
    setProperties();

    Log.d("Charac", mBluetoothCharact.getUuid().toString() + " " + mBluetoothCharact.getInstanceId());

    mBluetoothCharact.getProperties();
    configureWriteable();

    updateBall();

    if (!isRawValue) {
        prepareValueData();
    }
    loadValueViews();

    if (displayWriteDialog) {
        showCharacteristicWriteDialog();
    }

    return view;
}
 

@SuppressLint("PrivateResource")
@ColorInt
private static int getDefaultRippleColor(@NonNull Context context, boolean useDarkRipple) {
    // Light ripple is actually translucent black, and vice versa
    return ContextCompat.getColor(context, useDarkRipple ?
            R.color.ripple_material_light : R.color.ripple_material_dark);
}
 

@ColorInt
public static int getThemeColor(Context context, @TypeRule int type) {
    switch (type) {
        case TYPE_SNOW_DAY:
            return Color.rgb(104, 186, 255);

        case TYPE_SNOW_NIGHT:
            return Color.rgb(26, 91, 146);
    }
    return ContextCompat.getColor(context, R.color.colorPrimary);
}
 

private void getWhiteStyle() {
        // 相册主题
        mPictureParameterStyle = new PictureParameterStyle();
        // 是否改变状态栏字体颜色(黑白切换)
        mPictureParameterStyle.isChangeStatusBarFontColor = true;
        // 是否开启右下角已完成(0/9)风格
        mPictureParameterStyle.isOpenCompletedNumStyle = false;
        // 是否开启类似QQ相册带数字选择风格
        mPictureParameterStyle.isOpenCheckNumStyle = false;
        // 相册状态栏背景色
        mPictureParameterStyle.pictureStatusBarColor = Color.parseColor("#FFFFFF");
        // 相册列表标题栏背景色
        mPictureParameterStyle.pictureTitleBarBackgroundColor = Color.parseColor("#FFFFFF");
        // 相册列表标题栏右侧上拉箭头
        mPictureParameterStyle.pictureTitleUpResId = R.drawable.ic_orange_arrow_up;
        // 相册列表标题栏右侧下拉箭头
        mPictureParameterStyle.pictureTitleDownResId = R.drawable.ic_orange_arrow_down;
        // 相册文件夹列表选中圆点
        mPictureParameterStyle.pictureFolderCheckedDotStyle = R.drawable.picture_orange_oval;
        // 相册返回箭头
        mPictureParameterStyle.pictureLeftBackIcon = R.drawable.ic_back_arrow;
        // 标题栏字体颜色
        mPictureParameterStyle.pictureTitleTextColor = ContextCompat.getColor(getContext(), R.color.app_color_black);
        // 相册右侧取消按钮字体颜色  废弃 改用.pictureRightDefaultTextColor和.pictureRightDefaultTextColor
        mPictureParameterStyle.pictureCancelTextColor = ContextCompat.getColor(getContext(), R.color.app_color_black);
        // 选择相册目录背景样式
        mPictureParameterStyle.pictureAlbumStyle = R.drawable.picture_new_item_select_bg;
        // 相册列表勾选图片样式
        mPictureParameterStyle.pictureCheckedStyle = R.drawable.picture_checkbox_selector;
        // 相册列表底部背景色
        mPictureParameterStyle.pictureBottomBgColor = ContextCompat.getColor(getContext(), R.color.picture_color_fa);
        // 已选数量圆点背景样式
        mPictureParameterStyle.pictureCheckNumBgStyle = R.drawable.picture_num_oval;
        // 相册列表底下预览文字色值(预览按钮可点击时的色值)
        mPictureParameterStyle.picturePreviewTextColor = ContextCompat.getColor(getContext(), R.color.picture_color_fa632d);
        // 相册列表底下不可预览文字色值(预览按钮不可点击时的色值)
        mPictureParameterStyle.pictureUnPreviewTextColor = ContextCompat.getColor(getContext(), R.color.picture_color_9b);
        // 相册列表已完成色值(已完成 可点击色值)
        mPictureParameterStyle.pictureCompleteTextColor = ContextCompat.getColor(getContext(), R.color.picture_color_fa632d);
        // 相册列表未完成色值(请选择 不可点击色值)
        mPictureParameterStyle.pictureUnCompleteTextColor = ContextCompat.getColor(getContext(), R.color.picture_color_9b);
        // 预览界面底部背景色
        mPictureParameterStyle.picturePreviewBottomBgColor = ContextCompat.getColor(getContext(), R.color.picture_color_white);
        // 原图按钮勾选样式  需设置.isOriginalImageControl(true); 才有效
        mPictureParameterStyle.pictureOriginalControlStyle = R.drawable.picture_original_checkbox;
        // 原图文字颜色 需设置.isOriginalImageControl(true); 才有效
        mPictureParameterStyle.pictureOriginalFontColor = ContextCompat.getColor(getContext(), R.color.app_color_53575e);
        // 外部预览界面删除按钮样式
        mPictureParameterStyle.pictureExternalPreviewDeleteStyle = R.drawable.picture_icon_black_delete;
        // 外部预览界面是否显示删除按钮
        mPictureParameterStyle.pictureExternalPreviewGonePreviewDelete = true;
//        // 自定义相册右侧文本内容设置
//        mPictureParameterStyle.pictureRightDefaultText = "";
//        // 自定义相册未完成文本内容
//        mPictureParameterStyle.pictureUnCompleteText = "";
//        // 自定义相册完成文本内容
//        mPictureParameterStyle.pictureCompleteText = "";
//        // 自定义相册列表不可预览文字
//        mPictureParameterStyle.pictureUnPreviewText = "";
//        // 自定义相册列表预览文字
//        mPictureParameterStyle.picturePreviewText = "";

//        // 自定义相册标题字体大小
//        mPictureParameterStyle.pictureTitleTextSize = 18;
//        // 自定义相册右侧文字大小
//        mPictureParameterStyle.pictureRightTextSize = 14;
//        // 自定义相册预览文字大小
//        mPictureParameterStyle.picturePreviewTextSize = 14;
//        // 自定义相册完成文字大小
//        mPictureParameterStyle.pictureCompleteTextSize = 14;
//        // 自定义原图文字大小
//        mPictureParameterStyle.pictureOriginalTextSize = 14;

        // 裁剪主题
        mCropParameterStyle = new PictureCropParameterStyle(
                ContextCompat.getColor(getContext(), R.color.app_color_white),
                ContextCompat.getColor(getContext(), R.color.app_color_white),
                ContextCompat.getColor(getContext(), R.color.app_color_black),
                mPictureParameterStyle.isChangeStatusBarFontColor);
    }
 

@ColorInt
protected int getColor(@ColorRes int colorRes) {
    return ContextCompat.getColor(mContext, colorRes);
}
 

public static int getColor(@ColorRes int resId) {
    return ContextCompat.getColor(sContext, resId);
}
 

private void initialize() {
  setWillNotDraw(false);
  paint.setStyle(Paint.Style.FILL);

  Entry emptyEntry = new Entry(ContextCompat.getColor(getContext(), R.color.storage_color_empty), 1);

  emptyBreakdown = new StorageBreakdown(Collections.singletonList(emptyEntry));

  setStorageBreakdown(emptyBreakdown);
}
 

/**
 * 设置蒙版背景颜色
 *
 * @param resId 颜色资源ID
 * */
public HighlightGuideView setMaskBackgroundRes(@ColorRes int resId) {
    backgroundColor = ContextCompat.getColor(getContext(), resId);
    return this;
}