ApplyFromApplicationInfoHook.java

package de.theknut.xposedgelsettings.hooks.appdrawer;

import android.content.ComponentName;
import android.graphics.Color;
import android.widget.TextView;

import de.robv.android.xposed.XC_MethodHook;
import de.theknut.xposedgelsettings.hooks.ObfuscationHelper;
import de.theknut.xposedgelsettings.hooks.PreferencesHelper;

import static de.robv.android.xposed.XposedHelpers.callMethod;
import static de.robv.android.xposed.XposedHelpers.getObjectField;
import static de.robv.android.xposed.XposedHelpers.setObjectField;

public final class ApplyFromApplicationInfoHook extends XC_MethodHook {
	
	// http://androidxref.com/4.4.2_r1/xref/packages/apps/Launcher3/src/com/android/launcher3/PagedViewIcon.java#68
	// public void pviApplyFromApplicationInfo(AppInfo info, boolean scaleUp, PagedViewIcon.PressedCallback cb)


    @Override
    protected void beforeHookedMethod(MethodHookParam param) throws Throwable {
        String cmp = ((ComponentName) getObjectField(param.args[0], ObfuscationHelper.Fields.aiComponentName)).flattenToString();
        for (String app : PreferencesHelper.appNames) {
            String[] split = app.split("\\|");
            if (split[1].equals("global") && split[0].equals(cmp)) {
                setObjectField(param.args[0], "title", split[2]);
                return;
            }
        }
    }

    @Override
	protected void afterHookedMethod(MethodHookParam param) throws Throwable {
		
		if (PreferencesHelper.hideIconLabelApps) {
			callMethod(param.thisObject, "setTextColor", Color.TRANSPARENT);
		}
		else {
			callMethod(param.thisObject, "setTextColor", PreferencesHelper.appdrawerIconLabelColor);

			if (!PreferencesHelper.appdrawerIconLabelShadow) {
				((TextView) param.thisObject).getPaint().clearShadowLayer();
			}
		}
	}
}