本文整理了Java中android.widget.TextView.setError()方法的一些代码示例，展示了TextView.setError()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。TextView.setError()方法的具体详情如下：
包路径：android.widget.TextView
类名称：TextView
方法名：setError

TextView.setError介绍

暂无

代码示例

代码示例来源：origin: stackoverflow.com

protected void onPause () {
  TextView textView = ...; // fetch it as appropriate
  textView.setError(null);
}

代码示例来源：origin: stackoverflow.com

TextView errorText = (TextView)mySpinner.getSelectedView();                  
   errorText.setError("anything here, just to add the icon");
   errorText.setTextColor(Color.RED);//just to highlight that this is an error
   errorText.setText("my actual error text");//changes the selected item text to this

代码示例来源：origin: stackoverflow.com

TextView errorText = (TextView)mySpinner.getSelectedView();
errorText.setError("");
errorText.setTextColor(Color.RED);//just to highlight that this is an error
errorText.setText("my actual error text");//changes the selected item text to this

代码示例来源：origin: stackoverflow.com

public void onValidationFailed(View failedView, Rule<?> failedRule) {
  if (failedView instanceof Checkable) {
    Toast.makeText(this, failedRule.getFailureMessage(), Toast.LENGTH_SHORT).show();
  } else if (failedView instanceof TextView) {
    TextView view = (TextView) failedView;
    view.requestFocus();
    view.setError(failedRule.getFailureMessage());
  }
}

代码示例来源：origin: ZieIony/Carbon

@CheckResult
@NonNull
default Consumer<? super Integer> errorRes() {
  return (Consumer<Integer>) textRes -> ((android.widget.TextView) this).setError(((android.widget.TextView) this).getContext().getResources().getText(textRes));
}

代码示例来源：origin: robolectric/robolectric

@Test
public void testGetError() {
 assertNull(textView.getError());
 CharSequence error = "myError";
 textView.setError(error);
 assertEquals(error, textView.getError());
}

代码示例来源：origin: stackoverflow.com

public void setError(View v, CharSequence s) {
 TextView name = (TextView) v.findViewById(R.id.name);
 name.setError(s);
}

代码示例来源：origin: stackoverflow.com

View selectedView = spinner.getSelectedView();
if (selectedView != null && selectedView instanceof TextView) {
  TextView selectedTextView = (TextView) selectedView;
  if (!valid) {
    String errorString = selectedTextView.getResources().getString(mErrorStringResource);
    selectedTextView.setError(errorString);
  }
  else {
    selectedTextView.setError(null);
  }
}

代码示例来源：origin: thyrlian/AwesomeValidation

@Override
  public void reset(ValidationHolder validationHolder) {
    TextView textViewError = (TextView) ((Spinner) validationHolder.getView()).getSelectedView();
    textViewError.setError(null);
    textViewError.setTextColor(Color.BLACK);
  }
}, R.string.err_tech_stacks);

代码示例来源：origin: thyrlian/AwesomeValidation

@Override
  public void execute(ValidationHolder validationHolder) {
    TextView textViewError = (TextView) ((Spinner) validationHolder.getView()).getSelectedView();
    textViewError.setError(validationHolder.getErrMsg());
    textViewError.setTextColor(Color.RED);
  }
}, new CustomErrorReset() {

代码示例来源：origin: stackoverflow.com

static public void setSpinnerError(Spinner spinner, String error){
  View selectedView = spinner.getSelectedView();
  if (selectedView != null && selectedView instanceof TextView) {
    TextView selectedTextView = (TextView) selectedView;
    selectedTextView.setError(error);
  }
}

代码示例来源：origin: stackoverflow.com

for(int i=0;i< listData.length;i++){                
  if(listData[i]==updatedlistData[i]){
    View v=listView.getChildAt(i);
    TextView tv=(TextView) v.findViewById(android.R.id.text1);
    tv.setError("Please change the data");
  } 
}

代码示例来源：origin: stackoverflow.com

for(int i = 0; i<listview.getCount(); i++){
   TextView tv = ((View)listview.getViewByPosition(i, listview)).findViewById(R.id.textView);
   if(tv.getText().toString().length() == 0){
     tv.setError("This is required");
   }
 }

代码示例来源：origin: alexfu/form-validator

@Override public void onFieldValidated(ValidationResult result) {
  if (result.isValid()) {
    result.view.setError(null);
  } else {
    result.view.setError(result.errors.get(0));
    validationErrors.add(result);
  }
}

代码示例来源：origin: dsolonenko/financisto

private void setTotalError(TextView totalText) {
  totalText.setText(R.string.not_available);
  Drawable dr = context.getResources().getDrawable(R.drawable.total_error);
  dr.setBounds(0, 0, dr.getIntrinsicWidth(), dr.getIntrinsicHeight());
  totalText.setError(totalText.getText(), dr);
}

代码示例来源：origin: lijy91/blankapp-validation

@Override
public void onValid(List<Rule> rules) {
  for (Rule rule : rules) {
    ((TextView) rule.view()).setError(null, null);
  }
}

代码示例来源：origin: nurkiewicz/rxjava-book-examples

@Override public void call(CharSequence text) {
  view.setError(text);
 }
};

代码示例来源：origin: Ilhasoft/data-binding-validator

public static void setError(TextView textView, String errorMessage) {
  TextInputLayout textInputLayout = getTextInputLayout(textView);
  if (textInputLayout != null) {
    textInputLayout.setErrorEnabled(!TextUtils.isEmpty(errorMessage));
    textInputLayout.setError(errorMessage);
  } else {
    textView.setError(errorMessage);
  }
}

代码示例来源：origin: dsolonenko/financisto

public void setTotal(TextView totalText, Total total) {
  if (total.isError()) {
    setTotalError(totalText);
  } else {
    setAmountText(totalText, total);
    totalText.setError(null);
  }
}

代码示例来源：origin: dsolonenko/financisto

@Override
public boolean validateState() {
  if (Utils.isEmpty(repeatWeeksEditText)) {
    repeatWeeksEditText.setError(activity.getString(R.string.specify_value));
    return false;
  }
  if (days.isEmpty()) {
    daysOfWeekText.setError(activity.getString(R.string.specify_value));
    return false;
  }
  return true;
}