项目开发总结之通用适配器

public abstract class CommonAdapter<T> extends BaseAdapter {    protected LayoutInflater mInflater;    protected Context mContext;    protected List<T> mDatas;    protected SparseArray<T> sparseArray;    protected final int mItemLayoutId;    private int viewHeight;//整个item的高度    public int getViewHeight() {        return viewHeight;    }    public void setViewHeight(int viewHeight) {        this.viewHeight = viewHeight;    }    public List<T> getmDatas() {        return mDatas == null ? (List<T>) new ArrayList<>() : mDatas;    }    public void setmDatas(List<T> mDatas) {        this.mDatas = mDatas;    }    private boolean isPositon;    /**     * 设置list     *     * @param list     */    public void setList(List<T> list) {        if (list != null) {            if (this.mDatas == null) {                mDatas = list;                this.notifyDataSetChanged();                return;            }            if (this.mDatas.size() > 0) {                this.mDatas.clear();            }            this.mDatas.addAll(list);            this.notifyDataSetChanged();        }    }    public void addList(List<T> list) {        if (list != null && list.size() > 0) {            this.mDatas.addAll(list);            this.notifyDataSetChanged();        }    }    /**     * 添加一个对象     *     * @param data     */    public void addObject(T data) {        if (!this.mDatas.contains(data)) {            this.mDatas.add(data);        }        this.notifyDataSetChanged();    }    public CommonAdapter(Context context, List<T> mDatas, int itemLayoutId) {        this.mContext = context;        this.mInflater = LayoutInflater.from(mContext);        this.mDatas = mDatas;        this.mItemLayoutId = itemLayoutId;    }    public CommonAdapter(Context context, List<T> mDatas, int itemLayoutId, boolean isPositon) {        this.mContext = context;        this.mInflater = LayoutInflater.from(mContext);        this.mDatas = mDatas;        this.mItemLayoutId = itemLayoutId;        this.isPositon = isPositon;    }    public CommonAdapter(Context context, SparseArray<T> sparseArray,                         int itemLayoutId) {        this.mContext = context;        this.mInflater = LayoutInflater.from(mContext);        this.sparseArray = sparseArray;        this.mItemLayoutId = itemLayoutId;    }    @Override    public int getCount() {        if (mDatas != null) {            return mDatas.size();        } else {            if (sparseArray != null)                return sparseArray.size();            return 0;        }    }    @Override    public T getItem(int position) {        if (mDatas != null) {            return mDatas.get(position);        }        return sparseArray.get(position);    }    @Override    public long getItemId(int position) {        return position;    }    @Override    public View getView(int position, View convertView, ViewGroup parent) {        final ViewHolder viewHolder = getViewHolder(position, convertView,                parent);        if (isPositon) {            convert(viewHolder, getItem(position), position);        } else {            convert(viewHolder, getItem(position));        }        if (viewHeight > 0) {            ViewGroup.LayoutParams layoutParams = viewHolder.getConvertView().getLayoutParams();            layoutParams.height = viewHeight;            viewHolder.getConvertView().setLayoutParams(layoutParams);        }        return viewHolder.getConvertView();    }    public abstract void convert(ViewHolder helper, T item);    public void convert(ViewHolder helper, T item, int position) {    }    private ViewHolder getViewHolder(int position, View convertView,                                     ViewGroup parent) {        return ViewHolder.get(mContext, convertView, parent, mItemLayoutId,                position);    }}

public class ViewHolder {    private final SparseArray<View> mViews;    private int mPosition;    private View mConvertView;    private ViewHolder(Context context, ViewGroup parent, int layoutId,                       int position) {        this.mPosition = position;        this.mViews = new SparseArray<View>();        mConvertView = LayoutInflater.from(context).inflate(layoutId, parent,                false);        // setTag        mConvertView.setTag(this);    }    /**     * 设置圆环     *     * @param itemId     * @param percents     * @param isHaveAnim     * @return     */    public ViewHolder setAnimationView(int itemId, ArrayList percents, boolean isHaveAnim, int colors[]) {        View view = getView(itemId);        if (view instanceof CircleAnimationView) {            CircleAnimationView circleAnimationView = getView(itemId);            circleAnimationView.setIsHaveAnim(isHaveAnim);            circleAnimationView.setColors(colors);            circleAnimationView.setPercents(percents);        }        return this;    }    /**     * 拿到一个ViewHolder对象     *     * @param context     * @param convertView     * @param parent     * @param layoutId     * @param position     * @return     */    public static ViewHolder get(Context context, View convertView,                                 ViewGroup parent, int layoutId, int position) {        if (convertView == null) {            return new ViewHolder(context, parent, layoutId, position);        }        return (ViewHolder) convertView.getTag();    }    public View getConvertView() {        return mConvertView;    }    /**     * 通过控件的Id获取对于的控件，如果没有则加入views     *     * @param viewId     * @return     */    public <T extends View> T getView(int viewId) {        View view = mViews.get(viewId);        if (view == null) {            view = mConvertView.findViewById(viewId);            view.setVisibility(View.VISIBLE);            mViews.put(viewId, view);        }        return (T) view;    }    /**     * 为TextView设置字符串     *     * @param viewId     * @param text     * @return     */    public ViewHolder setText(int viewId, String text) {        TextView view = getView(viewId);        view.setText(text);        return this;    }    /**     * 为TextView设置字符串     *     * @param viewId     * @param text     * @param typeface 字体     * @return     */    public ViewHolder setText(int viewId, String text, Typeface typeface) {        TextView view = getView(viewId);        view.setText(text);        view.setTypeface(typeface);        return this;    }    /**     * 为TextView设置字符串     *     * @param viewId     * @param colors     * @return     */    public ViewHolder setTextColor(int viewId, int colors) {        TextView view = getView(viewId);        view.setTextColor(colors);        return this;    }    /**     * 为TextView设置字符串     *     * @param viewId     * @return     */    public String getText(int viewId) {        TextView view = getView(viewId);        return view.getText().toString();    }    /**     * 为TextView设置字符串     *     * @param viewId     * @param firstStyleItem     * @return     */    public ViewHolder setText(int viewId, List<TextStyleItem> firstStyleItem) {        TextView view = getView(viewId);        StyleBuilder styleBuilder = new StyleBuilder();        if (firstStyleItem != null) {            for (TextStyleItem textSyleItem : firstStyleItem                    ) {                styleBuilder.addStyleItem(textSyleItem);            }        }        styleBuilder.show(view);        return this;    }    /**     * 为TextView设置字符串     *     * @param viewId     * @return     */    public ViewHolder setTextMinWidth(int viewId, int width) {        TextView view = getView(viewId);        view.setMinWidth(width);        return this;    }    /**     * 为TextView设置字符串     *     * @param viewId     * @param ischeck     * @return     */    public ViewHolder setChecked(int viewId, boolean ischeck) {        View view = getView(viewId);        if (view instanceof CheckBox) {            ((CheckBox) view).setChecked(ischeck);        } else if (view instanceof RadioButton) {            ((RadioButton) view).setChecked(ischeck);        }        return this;    }    /**     * 获取check的值     *     * @param viewId     * @return     */    public boolean getCheck(int viewId) {        View view = getView(viewId);        if (view instanceof CheckBox) {            return ((CheckBox) view).isChecked();        } else if (view instanceof RadioButton) {            return ((RadioButton) view).isChecked();        }        return false;    }    /**     * 为TextView设置tag     *     * @param viewId     * @param text     * @return     */    public ViewHolder setTag(int viewId, Object text) {        TextView view = getView(viewId);        view.setTag(text);        return this;    }    public ViewHolder hideView(int viewId) {        getView(viewId).setVisibility(View.GONE);        return this;    }    public ViewHolder showView(int viewId) {        getView(viewId).setVisibility(View.VISIBLE);        return this;    }    /**     * 设置动画     *     * @param viewId     * @param animation     * @return     */    public ViewHolder setAnim(int viewId, Animation animation) {        View view = getView(viewId);        view.startAnimation(animation);        return this;    }    /**     * 停止动画     *     * @param viewId     * @param animation     */    public ViewHolder stopAnim(int viewId, Animation animation) {        // TODO Auto-generated method stub        View view = getView(viewId);        view.clearAnimation();        return this;    }    /**     * 为View     *     * @param viewId     * @param isVisible     * @return     */    public ViewHolder setVisible(int viewId, boolean isVisible) {        View view = getView(viewId);        if (isVisible) {            view.setVisibility(View.VISIBLE);        } else {            view.setVisibility(View.GONE);        }        return this;    }    public ViewHolder setVisible(int viewId, int isVisible) {        View view = getView(viewId);        if (isVisible == 1) {            view.setVisibility(View.VISIBLE);        } else if (isVisible == 2) {            view.setVisibility(View.GONE);        } else {            view.setVisibility(View.INVISIBLE);        }        return this;    }    /**     * 为TextView设置字符串,带颜色     *     * @param viewId     * @param text     * @return     */    public ViewHolder setText(int viewId, String text, int color) {        TextView view = getView(viewId);        view.setText(text);        view.setTextColor(color);        return this;    }    /**     * 为ImageView设置图片     *     * @param viewId     * @param drawableId     * @return     */    public ViewHolder setImageResource(int viewId, int drawableId) {        if (viewId != 0 && drawableId != 0) {            View view = getView(viewId);            if (view instanceof ImageView) {                ((ImageView) view).setImageResource(drawableId);            } else if (view instanceof ImageButton) {                ((ImageButton) view).setImageResource(drawableId);            }        }        return this;    }    public ViewHolder setBackgroundResource(int viewId, int drawableId) {        if (viewId != 0 && drawableId != 0) {            View view = getView(viewId);            if (view instanceof TextView) {                ((TextView) view).setBackgroundResource(drawableId);            }        }        return this;    }    /**     * 为ImageView设置图片     *     * @param viewId     * @param drawableId     * @return     */    public ViewHolder setImageResource(int viewId, String drawableId) {        if (viewId != 0 && drawableId != null) {            //得到可用的图片            ImageOptions options = new ImageOptions.Builder().setUseMemCache(true)                    . setCircular(false)                    . setIgnoreGif(false)                    .setFailureDrawableId(R.drawable.icon_normal)                    .setLoadingDrawableId(R.drawable.icon_normal)                    . setImageScaleType(ImageView.ScaleType.CENTER_CROP)    //以及其他方法                    .build();            View view = getView(viewId);            if (view instanceof ImageView) {                x.image().bind(((ImageView) view), drawableId,options);            } else if (view instanceof ImageButton) {                x.image().bind(((ImageButton) view), drawableId,options);            }        }        return this;    }    public ViewHolder setImageResource(Context context, int viewId, String drawableId) {        if (viewId != 0 && drawableId != null) {            //得到可用的图片            View view = getView(viewId);            if (view instanceof ImageView) {//                RequestOptions options = new RequestOptions()//                        .centerCrop()//                        .placeholder(R.drawable.icon_normal)//                        .error(R.drawable.icon_normal)//                        .priority(Priority.HIGH)//                        .diskCacheStrategy(DiskCacheStrategy.NONE);                Glide.with(context).load(drawableId)//                        .apply(options)                        .centerCrop()                        .placeholder(R.drawable.icon_normal)                        .error(R.drawable.icon_normal)                        .priority(Priority.HIGH)                        .diskCacheStrategy(DiskCacheStrategy.NONE)//                        .placeholder(R.drawable.icon_normal)                        .into((ImageView) view);            } else if (view instanceof ImageButton) {//                RequestOptions options = new RequestOptions()//                        .centerCrop()//                        .placeholder(R.drawable.icon_normal)//                        .error(R.drawable.icon_normal)//                        .priority(Priority.HIGH)//                        .diskCacheStrategy(DiskCacheStrategy.NONE);                Glide.with(context).load(drawableId)//                        .apply(options)                        .centerCrop()                        .placeholder(R.drawable.icon_normal)                        .error(R.drawable.icon_normal)                        .priority(Priority.HIGH)                        .diskCacheStrategy(DiskCacheStrategy.NONE)                        .into((ImageButton) view);            }        }        return this;    }    /**     * 为ImageView设置图片     *     * @param viewId     * @return     */    public ViewHolder setViewHeight(int viewId, int height) {        if (viewId != 0 && height != 0) {            //得到可用的图片            View view = getView(viewId);            ViewGroup.LayoutParams layoutParams = view.getLayoutParams();            layoutParams.height = height;            view.setLayoutParams(layoutParams);        }        return this;    }    /**     * 为ImageView设置图片     *     * @param viewId     * @param drawableId     * @return     */    public ViewHolder setImageResource(int viewId, String drawableId, ImageOptions imageOptions) {        if (viewId != 0 && drawableId != null) {            View view = getView(viewId);            if (view instanceof ImageView) {                x.image().bind(((ImageView) view), drawableId, imageOptions);            } else if (view instanceof ImageButton) {                x.image().bind(((ImageButton) view), drawableId, imageOptions);            }        }        return this;    }    /**     * 为View设置图片     *     * @param viewId     * @param drawableId     * @return     */    public ViewHolder setBackgroundBg(int viewId, int drawableId) {        if (viewId != 0 && drawableId != 0) {            View view = getView(viewId);            if (view == null) {                return this;            }            view.setBackgroundResource(drawableId);        }        return this;    }    /**     * 为View设置是否可点击     *     * @param viewId     * @param isClicked     * @return     */    public ViewHolder setOnClicked(int viewId, boolean isClicked) {        if (viewId != 0) {            View view = getView(viewId);            if (view == null) {                return this;            }            view.setClickable(isClicked);        }        return this;    }    /**     * 为ImageView设置图片     *     * @param viewId     * @param bm     * @return     */    public ViewHolder setImageBitmap(int viewId, Bitmap bm) {        ImageView view = getView(viewId);        view.setImageBitmap(bm);        return this;    }    /**     * 为View设置点击事件     *     * @param viewId     * @param onClickListener     * @return     */    public ViewHolder setViewOnclick(int viewId, OnClickListener onClickListener) {        View view = getView(viewId);        view.setOnClickListener(onClickListener);        return this;    }    /**     * 为View check     *     * @param viewId     * @return     */    public ViewHolder setViewOnCheckChangeListener(int viewId, CompoundButton.OnCheckedChangeListener onCheckedChangeListener) {        View view = getView(viewId);        if (view instanceof RadioButton) {            ((RadioButton) view).setOnCheckedChangeListener(onCheckedChangeListener);        } else if (view instanceof CheckBox) {            ((CheckBox) view).setOnCheckedChangeListener(onCheckedChangeListener);        }        return this;    }    /**     * 为View设置长按点击事件     *     * @param viewId     * @param longClickListener     * @return     */    public ViewHolder setViewOnclick(int viewId, OnLongClickListener longClickListener) {        View view = getView(viewId);        view.setOnLongClickListener(longClickListener);        return this;    }    public int getPosition() {        return mPosition;    }}

注：本文代码是他人总结，故标记为转载，仅供参考学习。