List<Link> links = new ArrayList<>();
Link explore = new Link(Pattern.compile("#[0-9a-zA-Z\\u4e00-\\u9fa5_-]+"));
explore.setTextColor(Color.parseColor("#f95548"));
explore.setHighlightAlpha(0f);
explore.setUnderlined(false);
explore.setOnClickListener(new Link.OnClickListener() {
@Override
public void onClick(String clickedText) {
}
});
Link at = new Link(Pattern.compile("@[0-9a-zA-Z\\u4e00-\\u9fa5_-]+"));
at.setTextColor(Color.parseColor("#f95548"));
at.setHighlightAlpha(0f);
at.setUnderlined(false);
at.setOnClickListener(new Link.OnClickListener() {
@Override
public void onClick(String clickedText) {
String nickname = clickedText.replace("@", "");
new BestAction().SearchAtUser(context,nickname);
}
});
links.add(explore);
links.add(at);
LinkBuilder.on(textView)
.addLinks(links)
.build();
import android.content.Context;
import android.graphics.Canvas;
import android.text.Layout;
import android.text.Layout.Alignment;
import android.text.StaticLayout;
import android.text.TextUtils.TruncateAt;
import android.util.AttributeSet;
import android.widget.TextView;
import java.util.ArrayList;
import java.util.List;
public class EllipsizingTextView extends TextView {
private static final String ELLIPSIS = "...▼";
public interface EllipsizeListener {
void ellipsizeStateChanged(boolean ellipsized);
}
private final List<EllipsizeListener> ellipsizeListeners = new ArrayList<EllipsizeListener>();
private boolean isEllipsized;
private boolean isStale;
private boolean programmaticChange;
private String fullText;
private int maxLines = -1;
private float lineSpacingMultiplier = 1.0f;
private float lineAdditionalVerticalPadding = 0.0f;
public EllipsizingTextView(Context context) {
super(context);
}
public EllipsizingTextView(Context context, AttributeSet attrs) {
super(context, attrs);
}
public EllipsizingTextView(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
}
@Override
public void setMaxLines(int maxLines) {
super.setMaxLines(maxLines);
this.maxLines = maxLines;
isStale = true;
}
public int getMaxLines() {
return maxLines;
}
@Override
public void setLineSpacing(float add, float mult) {
this.lineAdditionalVerticalPadding = add;
this.lineSpacingMultiplier = mult;
super.setLineSpacing(add, mult);
}
@Override
protected void onTextChanged(CharSequence text, int start, int before, int after) {
super.onTextChanged(text, start, before, after);
if (!programmaticChange) {
fullText = text.toString();
isStale = true;
}
}
@Override
protected void onDraw(Canvas canvas) {
if (isStale) {
super.setEllipsize(null);
resetText();
}
super.onDraw(canvas);
}
private void resetText() {
int maxLines = getMaxLines();
String workingText = fullText;
boolean ellipsized = false;
if (maxLines != -1) {
Layout layout = createWorkingLayout(workingText);
if (layout.getLineCount() > maxLines) {
workingText = fullText.substring(0, layout.getLineEnd(maxLines - 1)).trim();
while (createWorkingLayout(workingText + ELLIPSIS).getLineCount() > maxLines) {
int lastSpace = workingText.lastIndexOf(' ');
if (lastSpace == -1) {
break;
}
workingText = workingText.substring(0, lastSpace - 1);
}
workingText = workingText + ELLIPSIS;
ellipsized = true;
}
}
if (!workingText.equals(getText())) {
programmaticChange = true;
try {
setText(workingText);
} finally {
programmaticChange = false;
}
}
isStale = false;
if (ellipsized != isEllipsized) {
isEllipsized = ellipsized;
for (EllipsizeListener listener : ellipsizeListeners) {
listener.ellipsizeStateChanged(ellipsized);
}
}
}
private Layout createWorkingLayout(String workingText) {
return new StaticLayout(workingText, getPaint(), getWidth() - getPaddingLeft() - getPaddingRight(),
Alignment.ALIGN_NORMAL, lineSpacingMultiplier, lineAdditionalVerticalPadding, false);
}
@Override
public void setEllipsize(TruncateAt where) {
// Ellipsize settings are not respected
}
}