我有文本“Android是一个软件堆栈”。在这个文本中,我想设置“堆栈”文本为可点击。所以,如果你点击它,它将重定向到一个新的活动(不在浏览器中)。
我试过了,但没有找到解决办法。
我有文本“Android是一个软件堆栈”。在这个文本中,我想设置“堆栈”文本为可点击。所以,如果你点击它,它将重定向到一个新的活动(不在浏览器中)。
我试过了,但没有找到解决办法。
当前回答
这里有一个Kotlin解决方案,与本地化工作得更好:
data class LinkedText(@StringRes val textRes: Int, val clickListener: View.OnClickListener? = null)
fun TextView.setPartiallyLinkedText(vararg texts: LinkedText) {
this.text = texts.joinToString(" ") { context.getString(it.textRes) }
val spannableString = SpannableString(this.text)
var startIndexOfLink = -1
texts.forEach { text ->
val string = context.getString(text.textRes)
if (text.clickListener != null) {
val clickableSpan = object : ClickableSpan() {
override fun updateDrawState(textPaint: TextPaint) {
textPaint.color = textPaint.linkColor
textPaint.isUnderlineText = true
}
override fun onClick(view: View) {
Selection.setSelection((view as TextView).text as Spannable, 0)
view.invalidate()
text.clickListener.onClick(view)
}
}
startIndexOfLink = this.text.toString().indexOf(string, startIndexOfLink + 1)
spannableString.setSpan(
clickableSpan, startIndexOfLink, startIndexOfLink + string.length,
Spanned.SPAN_EXCLUSIVE_EXCLUSIVE
)
}
}
this.movementMethod = LinkMovementMethod.getInstance()
this.setText(spannableString, TextView.BufferType.SPANNABLE)
}
像这样使用它:
textView.setPartiallyLinkedText(
LinkedText(R.string.not_linked_text),
LinkedText(R.string.linked_text) {
Toast.makeText(context, "You clicked", Toast.LENGTH_LONG).show()
},
)
其他回答
Phan Van Linh回答的版本。
请注意它有一些小的改动。
fun makeLinks(textView: TextView, links: Array<String>, clickableSpans: Array<ClickableSpan>) {
val spannableString = SpannableString(textView.text)
for (i in links.indices) {
val clickableSpan = clickableSpans[i]
val link = links[i]
val startIndexOfLink = textView.text.indexOf(link)
spannableString.setSpan(clickableSpan, startIndexOfLink, startIndexOfLink + link.length,
Spanned.SPAN_EXCLUSIVE_EXCLUSIVE)
}
textView.movementMethod = LinkMovementMethod.getInstance()
textView.setText(spannableString, TextView.BufferType.SPANNABLE)
}
fun setupClickableTextView() {
val termsOfServicesClick = object : ClickableSpan() {
override fun onClick(p0: View?) {
Toast.makeText(applicationContext, "ToS clicked", Toast.LENGTH_SHORT).show()
}
}
val privacyPolicyClick = object : ClickableSpan() {
override fun onClick(p0: View?) {
Toast.makeText(applicationContext, "PP clicked", Toast.LENGTH_SHORT).show()
}
}
makeLinks(termsTextView, arrayOf("terms", "privacy policy"), arrayOf(termsOfServicesClick, privacyPolicyClick))
}
我编写了一个例子来解决你的问题在Kotlin。
这是准则:
val completeText = getString(R.string.terms_description)
val textToFind = getString(R.string.show_terms)
val spannableString: Spannable = SpannableString(completeText)
val startFocus = completeText.indexOf(textToFind)
val endFocus = startFocus + textToFind.length
spannableString.setSpan(object: ClickableSpan() {
override fun onClick(p0: View) {
showMessage()
}
}, startFocus, endFocus, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE)
show_terms.text = spannableString
show_terms.movementMethod = LinkMovementMethod.getInstance();
show_terms.highlightColor = Color.TRANSPARENT;
这是XML
<CheckBox
android:id="@+id/check_agree_terms"
android:layout_width="wrap_content"
android:layout_height="wrap_content"/>
<TextView
android:id="@+id/show_terms"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:textColorLink="@color/colorPrimary"
android:layout_toEndOf="@id/check_agree_terms"/>
这就是它的样子
在这里输入图像描述
Java解决方案(更新2022年)
特点:
允许多个点击时,有重复的词。 可以为每个重复的单词量身定制特定的命令。
我以daler445的代码为基础,允许对重复的单词使用多个可单击的命令。
在Java课上:
public class MainActivity extends AppCompatActivity {
SharedPreferences sp;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
sp = getSharedPreferences("MyUserPrefs", Context.MODE_PRIVATE);
SharedPreferences.Editor editor = sp.edit();
TextView fulltext = (TextView) findViewById(R.id.fulltext);
//replace setText("") to setText("Android is a Software stack") for his case
fulltext.setText("Search [1] this full [1] text with repeated strings. Search [2] Search [3] full [2] full [3]");
List<Pair<String, View.OnClickListener>> links = new ArrayList<>();
//replace "Search" with "stack" for his case
String stringtohyperlink = "Search";
String stringtohyperlink2 = "full";
links.add(new Pair<>(stringtohyperlink, new View.OnClickListener() {
@Override
public void onClick(View v) {
String position = sp.getString("position","0");
if (position.equals("1")) {
Toast.makeText(MainActivity.this, "Search 1 has been Clicked.", Toast.LENGTH_SHORT).show();
editor.putString("position","0");
editor.apply();
}
if (position.equals("2")) {
Toast.makeText(MainActivity.this, "Search 2 has been Clicked.", Toast.LENGTH_SHORT).show();
editor.putString("position","0");
editor.apply();
}
if (position.equals("3")) {
Toast.makeText(MainActivity.this, "Search 3 has been Clicked.", Toast.LENGTH_SHORT).show();
editor.putString("position","0");
editor.apply();
}
}
}));
links.add(new Pair<>(stringtohyperlink2, new View.OnClickListener() {
@Override
public void onClick(View v) {
String position = sp.getString("position","0");
if (position.equals("1")) {
Toast.makeText(MainActivity.this, "full 1 has been Clicked.", Toast.LENGTH_SHORT).show();
editor.putString("position","0");
editor.apply();
}
if (position.equals("2")) {
Toast.makeText(MainActivity.this, "full 2 has been Clicked.", Toast.LENGTH_SHORT).show();
editor.putString("position","0");
editor.apply();
}
if (position.equals("3")) {
Toast.makeText(MainActivity.this, "full 3 has been Clicked.", Toast.LENGTH_SHORT).show();
editor.putString("position","0");
editor.apply();
}
}
}));
makeLinks(fulltext, links);
}
public void makeLinks(TextView textView, List<Pair<String, View.OnClickListener>> links) {
SpannableString spannableString = new SpannableString(textView.getText().toString());
int startIndexState = -1;
SharedPreferences.Editor editor = sp.edit();
for (Pair<String, View.OnClickListener> link : links) {
ClickableSpan clickableSpan = new ClickableSpan() {
@Override
public void onClick(@NonNull View widget) {
editor.putString("position","1");
editor.apply();
widget.invalidate();
assert link.second != null;
link.second.onClick(widget);
}
};
ClickableSpan clickableSpan2 = new ClickableSpan() {
@Override
public void onClick(@NonNull View widget) {
editor.putString("position","2");
editor.apply();
widget.invalidate();
assert link.second != null;
link.second.onClick(widget);
}
};
ClickableSpan clickableSpan3 = new ClickableSpan() {
@Override
public void onClick(@NonNull View widget) {
editor.putString("position","3");
editor.apply();
widget.invalidate();
assert link.second != null;
link.second.onClick(widget);
}
};
//... This only allows for 3 repeated words
//... Add more of it, if there are more repeated words.
assert link.first != null;
int startIndexOfLink = textView.getText().toString().indexOf(link.first, startIndexState + 1);
spannableString.setSpan(clickableSpan, startIndexOfLink, startIndexOfLink + link.first.length(), Spanned.SPAN_EXCLUSIVE_INCLUSIVE);
int startIndexOfLink2 = textView.getText().toString().indexOf(link.first, startIndexOfLink + 1);
if (startIndexOfLink2 != -1) {
spannableString.setSpan(clickableSpan2, startIndexOfLink2, startIndexOfLink2 + link.first.length(), Spanned.SPAN_EXCLUSIVE_INCLUSIVE);
}
int startIndexOfLink3 = textView.getText().toString().indexOf(link.first, startIndexOfLink2 + 1);
if (startIndexOfLink3 != -1) {
spannableString.setSpan(clickableSpan3, startIndexOfLink3, startIndexOfLink3 + link.first.length(), Spanned.SPAN_EXCLUSIVE_INCLUSIVE);
}
//... This only allows for 3 repeated words
//... Add more of it, if there are more repeated words.
textView.setMovementMethod(LinkMovementMethod.getInstance());
textView.setText(spannableString, TextView.BufferType.SPANNABLE);
}
}
}
在xml
<TextView
android:id="@+id/fulltext"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="TextView"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent" />
Demo
这是java爱好者的Boom Check:D 我们可以根据自己的需要进行修改:
List<Pair<String, View.OnClickListener>> pairsList = new ArrayList<>();
pairsList.add(new Pair<>("38,50", v -> {
Intent intent = new Intent(SignUpActivity.this, WebActivity.class);
intent.putExtra("which", "tos");
startActivity(intent);
}));
pairsList.add(new Pair<>("81,95", v -> {
Intent intent = new Intent(SignUpActivity.this, WebActivity.class);
intent.putExtra("which", "policy");
startActivity(intent);
}));
makeLinks(pairsList); // Method calling
private void makeLinks(List<Pair<String, View.OnClickListener>> pairsList) {
SpannableString ss = new SpannableString(By signing up, I’m agree to PAKRISM’s Terms of Use and confirms that I have read Privacy Policy);
for (Pair<String, View.OnClickListener> pair : pairsList) {
ClickableSpan clickableSpan = new ClickableSpan() {
@Override
public void onClick(View textView) {
//Toast.makeText(MyApplication.getAppContext(), "Clicked!", Toast.LENGTH_SHORT).show();
pair.second.onClick(textView);
}
@Override
public void updateDrawState(TextPaint ds) {
ds.linkColor = ContextCompat.getColor(SignUpActivity.this, R.color.primary_main);
ds.setUnderlineText(true);
super.updateDrawState(ds);
}
};
String[] indexes = pair.first.split(",");
ss.setSpan(clickableSpan, Integer.parseInt(indexes[0]), Integer.parseInt(indexes[1]), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
}
TextView tv = findViewById(R.id.txtView);
tv.setText(ss);
tv.setMovementMethod(LinkMovementMethod.getInstance());
}
t= (TextView) findViewById(R.id.PP1);
t.setText(Html.fromHtml("<bThis is normal text </b>" +
"<a href=\"http://www.xyz-zyyx.com\">This is cliclable text</a> "));
t.setMovementMethod(LinkMovementMethod.getInstance());