Android-自定义类似excel表格，双向滑动的ListView

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效果图：
列表效果图

主要代码：

/*** Created by monty on 2017/8/31.*/public class PanelListLayout extends FrameLayout {private static final String TAG = PanelListLayout.class.getSimpleName();@BindView(R.id.tv_title)TextView tvTitle;@BindView(R.id.lv_lineNumber)ListView lvLineNumber;@BindView(R.id.ll_tableHeader)LinearLayout llTableHeader;@BindView(R.id.lv_content)ListView lvContent;@BindView(R.id.swipeRefreshLayout)RefreshLayout swipeRefreshLayout;@BindView(R.id.ll_lineNumber)LinearLayout llLineNumber;private Context mContext;
//    private BaseAdapter mAdapter;/*说明：这里只可设置表头高度和行号宽度是因为表头的宽度和行号高度由ContentListView中的Item来决定，由调用者在ListView的Item布局中控制*/private int tableHeaderHeight = 30; // 表头高度private int lineNumberWidth = 30; // 行号宽度private int tableHeaderBackgroundColor = 0xff00bcd4; // 表头背景颜色private int tableHeaderTextColor = 0xffffffff; // 表头文本颜色private int tableHeaderTextSize = 14; // 表头文本大小private int lineNumberBackgroundColor = 0xff00bcd4; // 行号背景颜色private int lineNumberTextColor = 0xffffffff; // 行号文本颜色private int lineNumberTextSize = 14; // 行号文本大小private List<String> tableHeaderTexts;public PanelListLayout(Context context) {this(context, null);}public PanelListLayout(Context context, AttributeSet attrs) {this(context, attrs, 0);}public PanelListLayout(Context context, AttributeSet attrs, int defStyleAttr) {super(context, attrs, defStyleAttr);mContext = context;inflate(getContext(), R.layout.panel_list_layout, this);ButterKnife.bind(this);initView();}private void initView() {/* 去掉ListView滑动到头部或底部时的动画 */lvLineNumber.setOverScrollMode(View.OVER_SCROLL_NEVER);lvContent.setOverScrollMode(View.OVER_SCROLL_NEVER);OnScrollListener onScrollListener = new OnScrollListener();lvLineNumber.setOnScrollListener(onScrollListener);lvContent.setOnScrollListener(onScrollListener);/*** 解决SwipeRefreshLayout中多层嵌套ListView下拉事件冲突问题*/swipeRefreshLayout.setOnChildScrollUpCallback(new SwipeRefreshLayout.OnChildScrollUpCallback() {@Overridepublic boolean canChildScrollUp(SwipeRefreshLayout parent, @Nullable View child) {return ViewCompat.canScrollVertically(lvContent, -1);}});}public RefreshLayout getSwipeRefreshLayout() {return swipeRefreshLayout;}/*** 设置表头高度(单位：dp)** @param height*/public PanelListLayout setTableHeaderHeight(int height) {this.tableHeaderHeight = height;return this;}/*** 设置行号宽度(单位：dp)** @param width*/public PanelListLayout setLineNumberWidth(int width) {this.lineNumberWidth = width;return this;}/*** 设置表头背景颜色** @param color*/public PanelListLayout setTableHeaderBackgroundColor(int color) {this.tableHeaderBackgroundColor = color;return this;}/*** 设置行号文本颜色** @param color* @return*/public PanelListLayout setLineNumberTextColor(int color) {this.lineNumberTextColor = color;return this;}/*** 设置行号文本颜色(单位：dp)** @param textSize* @return*/public PanelListLayout setLineNumberTextSize(int textSize) {this.lineNumberTextSize = DisplayUtil.dp2px(textSize);return this;}/*** 设置行号背景颜色** @param color* @return*/public PanelListLayout setLineNumberBackgroundColor(int color) {this.lineNumberBackgroundColor = color;return this;}/*** 设置表头文本** @param text* @return*/public PanelListLayout setTableHeaderTexts(String... text) {this.tableHeaderTexts = Arrays.asList(text);return this;}/*** 设置内容Adapter** @param adapter*/public void setAdapter(BaseAdapter adapter) {if (adapter == null) {throw new IllegalArgumentException("adapter is not allow to be null");}//        this.mAdapter = adapter;this.lvContent.setAdapter(adapter);/***************************************** 监听Adapter，当ListView中的内容发生改变时重新渲染(主要作用，第一次设置Adapter之后，没有数据的情况下，* 从网络获取数据之后刷新Adapter之后需要重新绘制表头)****************************************/adapter.registerDataSetObserver(new DataSetObserver() {@Overridepublic void onChanged() {Log("DataSetObserver ******** onChanged");applyView();}@Overridepublic void onInvalidated() {Log("DataSetObserver ******** onInvalidated");super.onInvalidated();applyView();}});applyView();}/*** ************************************核心代码*********************************** <p>* 填充表格*/private void applyView() {/*设置行号宽度*/ViewGroup.LayoutParams layoutParams = llLineNumber.getLayoutParams();layoutParams.width = lineNumberWidth;this.lvContent.post(new Runnable() {@Overridepublic void run() {Log("post******************************");View childItem = lvContent.getChildAt(lvContent.getFirstVisiblePosition());Log("post**********填充行号*************");applyLineNumberListView();Log("post**********填充表头*************");applyTableHeader(childItem);}/*** 填充表头* @param childItem*/private void applyTableHeader(View childItem) {llTableHeader.setBackgroundColor(tableHeaderBackgroundColor);llTableHeader.getLayoutParams().height = tableHeaderHeight;llTableHeader.setShowDividers(LinearLayout.SHOW_DIVIDER_MIDDLE | LinearLayout.SHOW_DIVIDER_BEGINNING);llTableHeader.setDividerDrawable(ContextCompat.getDrawable(getContext(), R.drawable.row_item_divider));tvTitle.getLayoutParams().height = llTableHeader.getLayoutParams().height;LinearLayout contentItem = (LinearLayout) childItem;llTableHeader.removeAllViews();for (int i = 0; i < contentItem.getChildCount(); i++) {View v = contentItem.getChildAt(i);TextView textView = new TextView(mContext);//根据ContentListView的Item中列的宽度来动态设置表头宽度textView.setLayoutParams(new LinearLayout.LayoutParams(v.getWidth(), ViewGroup.LayoutParams.MATCH_PARENT));textView.setText(tableHeaderTexts.get(i));textView.setTextColor(tableHeaderTextColor);textView.setTextSize(tableHeaderTextSize);textView.setGravity(Gravity.CENTER);llTableHeader.addView(textView);}}/*** 填充行号*/private void applyLineNumberListView() {lvLineNumber.setAdapter(new LineNumberAdapter(lvContent.getCount()));}});}private class LineNumberAdapter extends BaseAdapter {private int mLineNumberCount;private String[] mLineNumbers;public LineNumberAdapter(int lineNumberCount) {this.mLineNumberCount = lineNumberCount;this.mLineNumbers = generateLineNumbers();}@Overridepublic int getCount() {return mLineNumbers.length;}@Nullable@Overridepublic Object getItem(int position) {return mLineNumbers[position];}@Overridepublic long getItemId(int position) {return position;}@NonNull@Overridepublic View getView(int position, @Nullable View convertView, @NonNull ViewGroup parent) {View view;if (convertView == null) {view = LayoutInflater.from(mContext).inflate(android.R.layout.simple_list_item_1, parent, false);} else {view = convertView;}View contentItemView = lvContent.getAdapter().getView(position, null, lvContent);if (contentItemView != null) { // 动态测量ContentListView中Item的高度，并将行号的高度与其保持一致contentItemView.measure(0, 0);view.setLayoutParams(new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, contentItemView.getMeasuredHeight()));}TextView textView = (TextView) view;textView.setBackgroundColor(lineNumberBackgroundColor);textView.setText(this.mLineNumbers[position]);textView.setTextColor(lineNumberTextColor);textView.setTextSize(lineNumberTextSize);textView.setPadding(0, 0, 0, 0);textView.setGravity(Gravity.CENTER);return view;}private String[] generateLineNumbers() {String[] lineNumbers = new String[this.mLineNumberCount];for (int i = 0; i < this.mLineNumberCount; i++) {lineNumbers[i] = "" + (i + 1);}return lineNumbers;}}private void Log(String log) {Log.d(TAG, log);}public class OnScrollListener implements AbsListView.OnScrollListener {private int scrollState;@Overridepublic void onScrollStateChanged(AbsListView view, int scrollState) {Log("onScrollStateChanged - scrollState -> " + scrollState);this.scrollState = scrollState;}@Overridepublic void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount, int totalItemCount) {/********************************************** 解决无限同步LineNumberListView和ContentListView滚动位置的问题，SCROLL_STATE_IDLE是ListView滚动结束时的标记，* 此处判断如果滚动结束了就不再进行同步，避免因为一直处于滚动状态而导致ListView的getView会一直调用的问题。*********************************************/if (scrollState == SCROLL_STATE_IDLE) {return;}View subView = view.getChildAt(0);if (subView != null) {int top = subView.getTop();if (view == lvContent) {lvLineNumber.setSelectionFromTop(firstVisibleItem, top);} else {lvContent.setSelectionFromTop(firstVisibleItem, top);}}}}}