Java tutorial
/* * Copyright 2016 Michael Bel * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.michaelbel.bottomsheet; import android.content.Context; import android.graphics.PorterDuff; import android.graphics.drawable.Drawable; import android.support.annotation.ColorInt; import android.support.annotation.DrawableRes; import android.support.annotation.NonNull; import android.support.v4.content.ContextCompat; import android.text.TextUtils; import android.util.TypedValue; import android.view.Gravity; import android.view.ViewGroup; import android.widget.ImageView; import android.widget.LinearLayout; import android.widget.TextView; @SuppressWarnings("all") public class BottomSheetGrid extends LinearLayout { private TextView textView; private ImageView iconView; public BottomSheetGrid(Context context) { super(context); setOrientation(VERTICAL); setPadding(Utils.dp(getContext(), 24), Utils.dp(getContext(), 16), Utils.dp(getContext(), 24), Utils.dp(getContext(), 16)); iconView = new ImageView(context); iconView.setScaleType(ImageView.ScaleType.CENTER); LinearLayout.LayoutParams params1 = new LinearLayout.LayoutParams(Utils.dp(getContext(), 48), Utils.dp(getContext(), 48)); params1.gravity = Gravity.TOP | Gravity.CENTER_HORIZONTAL; iconView.setLayoutParams(params1); addView(iconView); textView = new TextView(context); textView.setLines(1); textView.setMaxLines(1); textView.setSingleLine(true); textView.setEllipsize(TextUtils.TruncateAt.END); textView.setTextSize(TypedValue.COMPLEX_UNIT_SP, 16); LinearLayout.LayoutParams params2 = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT); params2.gravity = Gravity.BOTTOM | Gravity.CENTER_HORIZONTAL; textView.setLayoutParams(params2); addView(textView); } public BottomSheetGrid setIcon(@DrawableRes int resId, @ColorInt int color) { Drawable icon = ContextCompat.getDrawable(getContext(), resId); icon.clearColorFilter(); icon.mutate().setColorFilter(color, PorterDuff.Mode.MULTIPLY); iconView.setImageDrawable(icon); return this; } public BottomSheetGrid setText(@NonNull CharSequence text, @ColorInt int color) { textView.setText(text); textView.setTextColor(color); return this; } }