133 lines
4.2 KiB
Java
133 lines
4.2 KiB
Java
/*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.dialer.widget;
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import android.content.Context;
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import android.content.res.ColorStateList;
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import android.support.annotation.StringRes;
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import android.util.AttributeSet;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.widget.ImageView;
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import android.widget.LinearLayout;
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import android.widget.TextView;
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import com.android.dialer.theme.base.ThemeComponent;
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public class EmptyContentView extends LinearLayout implements View.OnClickListener {
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/** Listener to call when action button is clicked. */
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public interface OnEmptyViewActionButtonClickedListener {
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void onEmptyViewActionButtonClicked();
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}
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public static final int NO_LABEL = 0;
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public static final int NO_IMAGE = 0;
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private ImageView imageView;
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private TextView descriptionView;
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private TextView actionView;
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private OnEmptyViewActionButtonClickedListener onActionButtonClickedListener;
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private @StringRes int actionLabel;
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public EmptyContentView(Context context) {
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this(context, null);
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}
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public EmptyContentView(Context context, AttributeSet attrs) {
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this(context, attrs, 0);
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}
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public EmptyContentView(Context context, AttributeSet attrs, int defStyleAttr) {
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this(context, attrs, defStyleAttr, 0);
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}
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public EmptyContentView(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
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super(context, attrs, defStyleAttr, defStyleRes);
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inflateLayout();
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// Don't let touches fall through the empty view.
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setClickable(true);
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imageView = (ImageView) findViewById(R.id.empty_list_view_image);
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descriptionView = (TextView) findViewById(R.id.empty_list_view_message);
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actionView = (TextView) findViewById(R.id.empty_list_view_action);
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actionView.setOnClickListener(this);
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imageView.setImageTintList(
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ColorStateList.valueOf(ThemeComponent.get(context).theme().getColorIconSecondary()));
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}
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public void setDescription(int resourceId) {
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if (resourceId == NO_LABEL) {
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descriptionView.setText(null);
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descriptionView.setVisibility(View.GONE);
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} else {
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descriptionView.setText(resourceId);
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descriptionView.setVisibility(View.VISIBLE);
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}
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}
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public void setImage(int resourceId) {
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if (resourceId == NO_LABEL) {
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imageView.setImageDrawable(null);
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imageView.setVisibility(View.GONE);
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} else {
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imageView.setImageResource(resourceId);
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imageView.setVisibility(View.VISIBLE);
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}
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}
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public void setActionLabel(@StringRes int resourceId) {
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actionLabel = resourceId;
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if (resourceId == NO_LABEL) {
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actionView.setText(null);
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actionView.setVisibility(View.GONE);
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} else {
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actionView.setText(resourceId);
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actionView.setVisibility(View.VISIBLE);
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}
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}
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public @StringRes int getActionLabel() {
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return actionLabel;
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}
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public boolean isShowingContent() {
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return imageView.getVisibility() == View.VISIBLE
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|| descriptionView.getVisibility() == View.VISIBLE
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|| actionView.getVisibility() == View.VISIBLE;
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}
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public void setActionClickedListener(OnEmptyViewActionButtonClickedListener listener) {
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onActionButtonClickedListener = listener;
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}
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@Override
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public void onClick(View v) {
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if (onActionButtonClickedListener != null) {
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onActionButtonClickedListener.onEmptyViewActionButtonClicked();
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}
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}
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protected void inflateLayout() {
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setOrientation(LinearLayout.VERTICAL);
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final LayoutInflater inflater =
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(LayoutInflater) getContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE);
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inflater.inflate(R.layout.empty_content_view, this);
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}
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}
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