Android Open Source - calendar-widget Remote Views Util

From Project

License

The source code is released under:
Apache License
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Java Source Code

package com.plusonelabs.calendar;
//  w  ww. ja  v a  2  s.  co  m
import android.annotation.TargetApi;
import android.content.Context;
import android.content.SharedPreferences;
import android.content.res.Resources.NotFoundException;
import android.os.Build;
import android.preference.PreferenceManager;
import android.util.TypedValue;
import android.widget.RemoteViews;

import static com.plusonelabs.calendar.prefs.CalendarPreferences.PREF_TEXT_SIZE_SCALE;
import static com.plusonelabs.calendar.prefs.CalendarPreferences.PREF_TEXT_SIZE_SCALE_DEFAULT;
import static java.lang.Float.parseFloat;

public class RemoteViewsUtil {

  private static final String METHOD_SET_TEXT_SIZE = "setTextSize";
  private static final String METHOD_SET_BACKGROUND_COLOR = "setBackgroundColor";
  private static final String METHOD_SET_SINGLE_LINE = "setSingleLine";
  private static final String METHOD_SET_ALPHA = "setAlpha";
    private static final String METHOD_SET_COLOR_FILTER = "setColorFilter";

    private RemoteViewsUtil() {
    // prohibit instantiation
  }

  @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
  public static void setPadding(Context context, RemoteViews rv, int viewId, int leftDimenId,
      int topDimenId, int rightDimenId, int bottomDimenId) {
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
      int leftPadding = Math.round(getScaledValueInPixel(context, leftDimenId));
      int topPadding = Math.round(getScaledValueInPixel(context, topDimenId));
      int rightPadding = Math.round(getScaledValueInPixel(context, rightDimenId));
      int bottomPadding = Math.round(getScaledValueInPixel(context, bottomDimenId));
      rv.setViewPadding(viewId, leftPadding, topPadding, rightPadding, bottomPadding);
    }
  }

  public static void setAlpha(RemoteViews rv, int viewId, int alpha) {
    rv.setInt(viewId, METHOD_SET_ALPHA, alpha);
  }

  public static void setColorFilter(RemoteViews rv, int viewId, int color) {
    rv.setInt(viewId, METHOD_SET_COLOR_FILTER, color);
  }

  public static void setTextSize(Context context, RemoteViews rv, int viewId, int dimenId) {
    rv.setFloat(viewId, METHOD_SET_TEXT_SIZE, getScaledValue(context, dimenId));
  }

    public static void setTextColorFromAttr(Context context, RemoteViews rv, int viewId, int colorAttrId) {
        rv.setTextColor(viewId, getColorValue(context, colorAttrId));
    }

    public static void setBackgroundColorFromAttr(Context context, RemoteViews rv, int viewId,
                                                  int colorAttrId) {
        setBackgroundColor(rv, viewId, getColorValue(context, colorAttrId));
    }

  public static void setBackgroundColor(RemoteViews rv, int viewId, int color) {
    rv.setInt(viewId, METHOD_SET_BACKGROUND_COLOR, color);
  }


    private static float getScaledValueInPixel(Context context, int dimenId) {
        float resValue = getDimension(context, dimenId);
        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
        float prefTextScale = parseFloat(prefs.getString(PREF_TEXT_SIZE_SCALE,
        PREF_TEXT_SIZE_SCALE_DEFAULT));
    return resValue * prefTextScale;
  }

  private static float getScaledValue(Context context, int dimenId) {
        float resValue = getDimension(context, dimenId);
        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
        float density = context.getResources().getDisplayMetrics().density;
        float prefTextScale = parseFloat(prefs.getString(PREF_TEXT_SIZE_SCALE,
        PREF_TEXT_SIZE_SCALE_DEFAULT));
    return resValue * prefTextScale / density;
  }

  private static int getColorValue(Context context, int attrId) {
    TypedValue outValue = new TypedValue();
    context.getTheme().resolveAttribute(attrId, outValue, true);
    int colorId = outValue.resourceId;
    return context.getResources().getColor(colorId);
  }

    private static float getDimension(Context context, int dimenId) {
        try {
            return context.getResources().getDimension(dimenId);
        } catch (NotFoundException e) {
      // resource might not exist
      return 0f;
    }
  }

  public static void setSingleLine(RemoteViews rv, int viewId, boolean singleLine) {
    rv.setBoolean(viewId, METHOD_SET_SINGLE_LINE, singleLine);
  }

    public static void setImageFromAttr(Context context, RemoteViews rv, int viewId, int attrResId) {
        TypedValue outValue = new TypedValue();
        context.getTheme().resolveAttribute(attrResId, outValue, true);
        setImage(rv, viewId, outValue.resourceId);
    }

    public static void setImage(RemoteViews rv, int viewId, int resId) {
        rv.setImageViewResource(viewId, resId);
    }
}
Java Source Code List
