/
RowViewHolder.java
249 lines (217 loc) · 9.09 KB
/
RowViewHolder.java
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package com.qliktrialreactnativestraighttable;
import android.graphics.Bitmap;
import android.graphics.Color;
import android.text.Html;
import android.text.Spanned;
import android.text.TextUtils;
import android.text.method.LinkMovementMethod;
import android.util.Log;
import android.view.Gravity;
import android.view.View;
import android.view.ViewGroup;
import android.widget.FrameLayout;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.RelativeLayout;
import androidx.core.text.HtmlCompat;
import androidx.recyclerview.widget.RecyclerView;
public class RowViewHolder extends RecyclerView.ViewHolder {
private int startIndex, numColumns;
private final LinearLayout row;
private final DataProvider dataProvider;
private boolean firstColumnOnly = false;
public RowViewHolder(View view, DataProvider dp, boolean firstColumnOnly) {
super(view);
this.firstColumnOnly = firstColumnOnly;
row = (LinearLayout) view;
dataProvider = dp;
}
public void setBackGroundColor(int color) {
row.setBackgroundColor(color);
}
public void setData(DataRow dataRow, int rowHeight, CellContentStyle cellContentStyle) {
numColumns = dataProvider.dataColumns.size();
if(firstColumnOnly) {
numColumns = 1;
}
int numCells = row.getChildCount();
int extraCells = row.getChildCount() - numColumns;
if(extraCells > 0) {
row.removeViews(numCells - extraCells, extraCells);
}
if(dataRow.cells.size() < numColumns) {
return;
}
for(int i = 0; i < numColumns; i++) {
DataCell cell = dataRow.cells.get(i);
int columnIndex = cell.rawColIdx;
DataColumn column = DataProvider.getDataColumnByRawIdx(columnIndex, dataProvider.dataColumns);
if(columnIndex >= row.getChildCount()) {
TableView tableView = dataProvider.tableView;
CellView cellView = new CellView(tableView.getContext(), column.representation.type, tableView.selectionsEngine, tableView, tableView.isFirstColumnFrozen, column);
row.addView(cellView);
}
CellView cellView = (CellView) row.getChildAt(columnIndex);
if(column.representation.type.equals("image") && !dataProvider.isDataView) {
LinearLayout.LayoutParams layout = new LinearLayout.LayoutParams(column.width, ViewGroup.LayoutParams.MATCH_PARENT);
cellView.setLayoutParams(layout);
cellView.convertCellContentType("image", column);
cellView.setData(cell, dataRow, column);
Bitmap imageBitmap = dataProvider.tableView.imageLoader.getImageData(cell.imageUrl);
if(imageBitmap == null) {
continue;
}
ClickableImageView imageView = (ClickableImageView) cellView.content;
imageView.setImageBitmap(imageBitmap);
imageView.scaleAndPositionImage(column, imageBitmap);
} else if(column.representation.type.equals("miniChart") && !dataProvider.isDataView) {
LinearLayout.LayoutParams cellViewLayoutParams = new LinearLayout.LayoutParams(column.width, ViewGroup.LayoutParams.MATCH_PARENT);
cellView.setLayoutParams(cellViewLayoutParams);
cellView.setData(cell, dataRow, column);
cellView.convertCellContentType("miniChart", column);
MiniChartView miniChartView = (MiniChartView) cellView.content;
miniChartView.setData(cell, column, cellView);
} else {
cellView.convertCellContentType("text", column);
ClickableTextView textView = (ClickableTextView) cellView.content;
textView.setIsDataView(dataProvider.isDataView);
RelativeLayout.LayoutParams textViewLayoutParams = new RelativeLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);
textView.setLayoutParams(textViewLayoutParams);
LinearLayout.LayoutParams cellViewLayoutParams = new LinearLayout.LayoutParams(column.width, ViewGroup.LayoutParams.MATCH_PARENT);
cellViewLayoutParams.gravity = Gravity.TOP;
cellView.setLayoutParams(cellViewLayoutParams);
if(column.representation.type.equals("text") || dataProvider.isDataView) {
cell.indicator = null;
}
cellView.setData(cell, dataRow, column);
if(column.representation.type.equals("url") && !dataProvider.isDataView) {
setupHyperLink(textView);
}
if(column.isDim && cellContentStyle.wrap) {
textView.setMaxLines(rowHeight/cellContentStyle.lineHeight);
} else {
textView.setMaxLines(1);
}
textView.setGravity(column.textAlignment | Gravity.CENTER_VERTICAL);
}
}
}
private void setupHyperLink(ClickableTextView textView) {
String htmlText = String.format("<a href=\"%s\">%s</a>", textView.linkUrl, textView.linkLabel);
Spanned result = HtmlCompat.fromHtml(htmlText, HtmlCompat.FROM_HTML_MODE_LEGACY);
textView.setText(result);
textView.setMovementMethod(LinkMovementMethod.getInstance());
textView.setEllipsize(TextUtils.TruncateAt.END);
textView.setMaxLines(1);
// this must be set for elipse to show. Weird but true.
// https://stackoverflow.com/questions/1141651/how-to-set-a-long-string-in-a-text-view-in-a-single-line-with-horizontal-scroll
textView.setHorizontallyScrolling(true);
}
public void onRecycled() {
for(int i = 0; i < row.getChildCount(); i++) {
View view = row.getChildAt(i);
if(view instanceof RelativeLayout) {
return;
}
SelectionsObserver observerView = (SelectionsObserver) row.getChildAt(i);
observerView.onRecycled();
}
}
public boolean updateWidth(float deltaWidth, int column) {
if(column > numColumns - 1) {
return true;
}
View view = row.getChildAt(column);
int currentWidth = dataProvider.dataColumns.get(column).width;
float newWidth = currentWidth + deltaWidth;
if(newWidth < DataProvider.minWidth) {
return false;
}
updateNeighbour(deltaWidth, column);
ViewGroup.LayoutParams params = view.getLayoutParams();
params.width = (int) newWidth;
view.setLayoutParams(params);
DataColumn dataColumn = dataProvider.dataColumns.get(column);
checkTextWrap(dataColumn);
checkNeighbourTextWrap(column);
return true;
}
private void checkNeighbourTextWrap(int column) {
if (column + 1 < numColumns ) {
DataColumn dataColumn = dataProvider.dataColumns.get(column);
checkTextWrap(dataColumn);
}
}
private void checkTextWrap(DataColumn dataColumn) {
if(dataColumn.isDim && dataColumn.isText() ) {
CellView cellView = (CellView) row.getChildAt(dataColumn.columnIndex);
ClickableTextView textView = (ClickableTextView)cellView.content;
textView.testTextWrap(dataColumn);
}
}
public boolean setWidth(int width, int column) {
if(column > numColumns - 1) {
return true;
}
View view = row.getChildAt(column);
ViewGroup.LayoutParams params = view.getLayoutParams();
params.width = width;
view.setLayoutParams(params);
return true;
}
private boolean updateNeighbour(float deltaWidth, int column) {
if (column + 1 < numColumns ) {
View neighbour = row.getChildAt(column + 1);
int currentWidth = dataProvider.dataColumns.get(column + 1).width;
float newWidth = currentWidth - deltaWidth;
if (newWidth < dataProvider.minWidth) {
return false;
}
ViewGroup.LayoutParams params = neighbour.getLayoutParams();
params.width = (int)newWidth;
neighbour.setLayoutParams(params);
}
return true;
}
public int getLineCount(DataColumn column) {
CellView cellView = (CellView) row.getChildAt(column.columnIndex);
ClickableTextView textView = (ClickableTextView) cellView.content;
return textView.getMeasuredLineCount();
}
public void updateHeight(int rowHeight) {
ViewGroup.LayoutParams params = row.getLayoutParams();
params.height = rowHeight;
row.setLayoutParams(params);
}
public int initialMeasure() {
int maxLines = 0;
for (DataColumn column: dataProvider.dataColumns) {
if(column.isText() && column.isDim) {
CellView cellView = (CellView) row.getChildAt(column.columnIndex);
if(cellView != null) {
ClickableTextView clickableTextView = (ClickableTextView) cellView.content;
maxLines = Math.max(clickableTextView.measureLines(column), maxLines);
}
}
}
return maxLines;
}
public void initializeHeight(int rowHeight, CellContentStyle cellContentStyle) {
int lines = rowHeight / cellContentStyle.lineHeight;
for (DataColumn column: dataProvider.dataColumns) {
if(column.isText() && column.isDim) {
if(column.columnIndex < row.getChildCount()) {
CellView cellView = (CellView) row.getChildAt(column.columnIndex);
ClickableTextView clickableTextView = (ClickableTextView) cellView.content;
clickableTextView.setMaxLines(lines);
clickableTextView.setGravity(column.textAlignment | Gravity.CENTER_VERTICAL);
clickableTextView.requestLayout();
}
}
}
ViewGroup.LayoutParams params = row.getLayoutParams();
params.height = rowHeight;
row.setLayoutParams(params);
row.requestLayout();
}
}