/**
* Copyright 2013 Joan Zapata
* <p>
* 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
* <p>
* http://www.apache.org/licenses/LICENSE-2.0
* <p>
* 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 com.netease.nim.uikit.common.ui.recyclerview.holder;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.Paint;
import android.graphics.Typeface;
import android.graphics.drawable.Drawable;
import android.os.Build;
import android.support.annotation.DrawableRes;
import android.support.annotation.StringRes;
import android.support.v7.widget.RecyclerView;
import android.text.util.Linkify;
import android.util.SparseArray;
import android.view.View;
import android.view.animation.AlphaAnimation;
import android.widget.Adapter;
import android.widget.AdapterView;
import android.widget.CheckedTextView;
import android.widget.CompoundButton;
import android.widget.ImageView;
import android.widget.ProgressBar;
import android.widget.RatingBar;
import android.widget.TextView;
import java.util.HashSet;
import java.util.LinkedHashSet;
public class BaseViewHolder extends RecyclerView.ViewHolder {
/**
* Views indexed with their IDs
*/
private final SparseArray<View> views;
private final LinkedHashSet<Integer> childClickViewIds;
private final LinkedHashSet<Integer> itemChildLongClickViewIds;
public View convertView;
/**
* Package private field to retain the associated user object and detect a change
*/
Object associatedObject;
public BaseViewHolder(View view) {
super(view);
this.views = new SparseArray<View>();
this.childClickViewIds = new LinkedHashSet<>();
this.itemChildLongClickViewIds = new LinkedHashSet<>();
convertView = view;
}
public HashSet<Integer> getItemChildLongClickViewIds() {
return itemChildLongClickViewIds;
}
public HashSet<Integer> getChildClickViewIds() {
return childClickViewIds;
}
public View getConvertView() {
return convertView;
}
/**
* Will set the text of a TextView.
*
* @param viewId The view id.
* @param value The text to put in the text view.
* @return The BaseViewHolder for chaining.
*/
public BaseViewHolder setText(int viewId, CharSequence value) {
TextView view = getView(viewId);
view.setText(value);
return this;
}
public BaseViewHolder setText(int viewId, @StringRes int strId) {
TextView view = getView(viewId);
view.setText(strId);
return this;
}
/**
* Will set the image of an ImageView from a resource id.
*
* @param viewId The view id.
* @param imageResId The image resource id.
* @return The BaseViewHolder for chaining.
*/
public BaseViewHolder setImageResource(int viewId, @DrawableRes int imageResId) {
ImageView view = getView(viewId);
view.setImageResource(imageResId);
return this;
}
/**
* Will set background color of a view.
*
* @param viewId The view id.
* @param color A color, not a resource id.
* @return The BaseViewHolder for chaining.
*/
public BaseViewHolder setBackgroundColor(int viewId, int color) {
View view = getView(viewId);
view.setBackgroundColor(color);
return this;
}
/**
* Will set background of a view.
*
* @param viewId The view id.
* @param backgroundRes A resource to use as a background.
* @return The BaseViewHolder for chaining.
*/
public BaseViewHolder setBackgroundRes(int viewId, @DrawableRes int backgroundRes) {
View view = getView(viewId);
view.setBackgroundResource(backgroundRes);
return this;
}
/**
* Will set text color of a TextView.
*
* @param viewId The view id.
* @param textColor The text color (not a resource id).
* @return The BaseViewHolder for chaining.
*/
public BaseViewHolder setTextColor(int viewId, int textColor) {
TextView view = getView(viewId);
view.setTextColor(textColor);
return this;
}
/**
* Will set the image of an ImageView from a drawable.
*
* @param viewId The view id.
* @param drawable The image drawable.
* @return The BaseViewHolder for chaining.
*/
public BaseViewHolder setImageDrawable(int viewId, Drawable drawable) {
ImageView view = getView(viewId);
view.setImageDrawable(drawable);
return this;
}
/**
* Add an action to set the image of an image view. Can be called multiple times.
*/
public BaseViewHolder setImageBitmap(int viewId, Bitmap bitmap) {
ImageView view = getView(viewId);
view.setImageBitmap(bitmap);
return this;
}
/**
* Add an action to set the alpha of a view. Can be called multiple times.
* Alpha between 0-1.
*/
public BaseViewHolder setAlpha(int viewId, float value) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
getView(viewId).setAlpha(value);
} else {
// Pre-honeycomb hack to set Alpha value
AlphaAnimation alpha = new AlphaAnimation(value, value);
alpha.setDuration(0);
alpha.setFillAfter(true);
getView(viewId).startAnimation(alpha);
}
return this;
}
/**
* Set a view visibility to VISIBLE (true) or GONE (false).
*
* @param viewId The view id.
* @param visible True for VISIBLE, false for GONE.
* @return The BaseViewHolder for chaining.
*/
public BaseViewHolder setVisible(int viewId, boolean visible) {
View view = getView(viewId);
view.setVisibility(visible ? View.VISIBLE : View.GONE);
return this;
}
/**
* Add links into a TextView.
*
* @param viewId The id of the TextView to linkify.
* @return The BaseViewHolder for chaining.
*/
public BaseViewHolder linkify(int viewId) {
TextView view = getView(viewId);
Linkify.addLinks(view, Linkify.ALL);
return this;
}
/**
* Apply the typeface to the given viewId, and enable subpixel rendering.
*/
public BaseViewHolder setTypeface(int viewId, Typeface typeface) {
TextView view = getView(viewId);
view.setTypeface(typeface);
view.setPaintFlags(view.getPaintFlags() | Paint.SUBPIXEL_TEXT_FLAG);
return this;
}
/**
* Apply the typeface to all the given viewIds, and enable subpixel rendering.
*/
public BaseViewHolder setTypeface(Typeface typeface, int... viewIds) {
for (int viewId : viewIds) {
TextView view = getView(viewId);
view.setTypeface(typeface);
view.setPaintFlags(view.getPaintFlags() | Paint.SUBPIXEL_TEXT_FLAG);
}
return this;
}
/**
* Sets the progress of a ProgressBar.
*
* @param viewId The view id.
* @param progress The progress.
* @return The BaseViewHolder for chaining.
*/
public BaseViewHolder setProgress(int viewId, int progress) {
ProgressBar view = getView(viewId);
view.setProgress(progress);
return this;
}
/**
* Sets the progress and max of a ProgressBar.
*
* @param viewId The view id.
* @param progress The progress.
* @param max The max value of a ProgressBar.
* @return The BaseViewHolder for chaining.
*/
public BaseViewHolder setProgress(int viewId, int progress, int max) {
ProgressBar view = getView(viewId);
view.setMax(max);
view.setProgress(progress);
return this;
}
/**
* Sets the range of a ProgressBar to 0...max.
*
* @param viewId The view id.
* @param max The max value of a ProgressBar.
* @return The BaseViewHolder for chaining.
*/
public BaseViewHolder setMax(int viewId, int max) {
ProgressBar view = getView(viewId);
view.setMax(max);
return this;
}
/**
* Sets the rating (the number of stars filled) of a RatingBar.
*
* @param viewId The view id.
* @param rating The rating.
* @return The BaseViewHolder for chaining.
*/
public BaseViewHolder setRating(int viewId, float rating) {
RatingBar view = getView(viewId);
view.setRating(rating);
return this;
}
/**
* Sets the rating (the number of stars filled) and max of a RatingBar.
*
* @param viewId The view id.
* @param rating The rating.
* @param max The range of the RatingBar to 0...max.
* @return The BaseViewHolder for chaining.
*/
public BaseViewHolder setRating(int viewId, float rating, int max) {
RatingBar view = getView(viewId);
view.setMax(max);
view.setRating(rating);
return this;
}
/**
* Sets the on click listener of the view.
* @param viewId The view id.
* @param listener The on click listener;
* @return The BaseViewHolder for chaining.
*/
@Deprecated
public BaseViewHolder setOnClickListener(int viewId, View.OnClickListener listener) {
View view = getView(viewId);
view.setOnClickListener(listener);
return this;
}
/**
* add childView id
* @param viewId add the child view id can support childview click
* @return
*/
public BaseViewHolder addOnClickListener(int viewId) {
childClickViewIds.add(viewId);
return this;
}
/**
* add long click view id
* @param viewId
* @return
*/
public BaseViewHolder addOnLongClickListener(int viewId) {
itemChildLongClickViewIds.add(viewId);
return this;
}
/**
* Sets the on touch listener of the view.
*
* @param viewId The view id.
* @param listener The on touch listener;
* @return The BaseViewHolder for chaining.
*/
public BaseViewHolder setOnTouchListener(int viewId, View.OnTouchListener listener) {
View view = getView(viewId);
view.setOnTouchListener(listener);
return this;
}
/**
* Sets the on long click listener of the view.
*
* @param viewId The view id.
* @param listener The on long click listener;
* @return The BaseViewHolder for chaining.
*/
public BaseViewHolder setOnLongClickListener(int viewId, View.OnLongClickListener listener) {
View view = getView(viewId);
view.setOnLongClickListener(listener);
return this;
}
/**
* Sets the listview or gridview's item click listener of the view
*
* @param viewId The view id.
* @param listener The item on click listener;
* @return The BaseViewHolder for chaining.
*/
public BaseViewHolder setOnItemClickListener(int viewId, AdapterView.OnItemClickListener listener) {
AdapterView view = getView(viewId);
view.setOnItemClickListener(listener);
return this;
}
/**
* Sets the listview or gridview's item long click listener of the view
*
* @param viewId The view id.
* @param listener The item long click listener;
* @return The BaseViewHolder for chaining.
*/
public BaseViewHolder setOnItemLongClickListener(int viewId, AdapterView.OnItemLongClickListener listener) {
AdapterView view = getView(viewId);
view.setOnItemLongClickListener(listener);
return this;
}
/**
* Sets the listview or gridview's item selected click listener of the view
*
* @param viewId The view id.
* @param listener The item selected click listener;
* @return The BaseViewHolder for chaining.
*/
public BaseViewHolder setOnItemSelectedClickListener(int viewId, AdapterView.OnItemSelectedListener listener) {
AdapterView view = getView(viewId);
view.setOnItemSelectedListener(listener);
return this;
}
/**
* Sets the on checked change listener of the view.
*
* @param viewId The view id.
* @param listener The checked change listener of compound button.
* @return The BaseViewHolder for chaining.
*/
public BaseViewHolder setOnCheckedChangeListener(int viewId, CompoundButton.OnCheckedChangeListener listener) {
CompoundButton view = getView(viewId);
view.setOnCheckedChangeListener(listener);
return this;
}
/**
* Sets the tag of the view.
*
* @param viewId The view id.
* @param tag The tag;
* @return The BaseViewHolder for chaining.
*/
public BaseViewHolder setTag(int viewId, Object tag) {
View view = getView(viewId);
view.setTag(tag);
return this;
}
/**
* Sets the tag of the view.
*
* @param viewId The view id.
* @param key The key of tag;
* @param tag The tag;
* @return The BaseViewHolder for chaining.
*/
public BaseViewHolder setTag(int viewId, int key, Object tag) {
View view = getView(viewId);
view.setTag(key, tag);
return this;
}
/**
* Sets the checked status of a checkable.
*
* @param viewId The view id.
* @param checked The checked status;
* @return The BaseViewHolder for chaining.
*/
public BaseViewHolder setChecked(int viewId, boolean checked) {
View view = getView(viewId);
// View unable cast to Checkable
if (view instanceof CompoundButton) {
((CompoundButton) view).setChecked(checked);
} else if (view instanceof CheckedTextView) {
((CheckedTextView) view).setChecked(checked);
}
return this;
}
/**
* Sets the adapter of a adapter view.
*
* @param viewId The view id.
* @param adapter The adapter;
* @return The BaseViewHolder for chaining.
*/
public BaseViewHolder setAdapter(int viewId, Adapter adapter) {
AdapterView view = getView(viewId);
view.setAdapter(adapter);
return this;
}
@SuppressWarnings("unchecked")
public <T extends View> T getView(int viewId) {
View view = views.get(viewId);
if (view == null) {
view = convertView.findViewById(viewId);
views.put(viewId, view);
}
return (T) view;
}
/**
* Retrieves the last converted object on this view.
*/
public Object getAssociatedObject() {
return associatedObject;
}
/**
* Should be called during convert
*/
public void setAssociatedObject(Object associatedObject) {
this.associatedObject = associatedObject;
}
public Context getContext() {
if (convertView == null) {
return null;
}
return convertView.getContext();
}
}