本文整理了Java中android.widget.TextView.addTextChangedListener()方法的一些代码示例，展示了TextView.addTextChangedListener()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.addTextChangedListener()方法的具体详情如下：
包路径：android.widget.TextView
类名称：TextView
方法名：addTextChangedListener

TextView.addTextChangedListener介绍

暂无

代码示例

代码示例来源：origin: facebook/stetho

public void hook(TextView element) {
 mElement = Util.throwIfNull(element);
 mElement.addTextChangedListener(this);
}

代码示例来源：origin: robolectric/robolectric

@Implementation
protected void addTextChangedListener(TextWatcher watcher) {
 this.watchers.add(watcher);
 directlyOn(realTextView, TextView.class).addTextChangedListener(watcher);
}

代码示例来源：origin: TommyLemon/APIJSON

tv.addTextChangedListener(new TextWatcher() {
  @Override
  public void onTextChanged(CharSequence s, int start, int before, int count) {

代码示例来源：origin: TommyLemon/Android-ZBLibrary

tv.addTextChangedListener(new TextWatcher() {
  @Override
  public void onTextChanged(CharSequence s, int start, int before, int count) {

代码示例来源：origin: chrisjenx/Calligraphy

if (deferred) {
  textView.setText(applyTypefaceSpan(textView.getText(), typeface), TextView.BufferType.SPANNABLE);
  textView.addTextChangedListener(new TextWatcher() {
    @Override
    public void beforeTextChanged(CharSequence s, int start, int count, int after) {

代码示例来源：origin: robolectric/robolectric

@Test
public void whenSettingText_ShouldFireBeforeTextChangedWithCorrectArguments() {
 textView.setText(INITIAL_TEXT);
 TextWatcher mockTextWatcher = mock(TextWatcher.class);
 textView.addTextChangedListener(mockTextWatcher);
 textView.setText(NEW_TEXT);
 verify(mockTextWatcher).beforeTextChanged(INITIAL_TEXT, 0, INITIAL_TEXT.length(), NEW_TEXT.length());
}

代码示例来源：origin: robolectric/robolectric

@Test
public void whenAppendingText_ShouldFireBeforeTextChangedWithCorrectArguments() {
 textView.setText(INITIAL_TEXT);
 TextWatcher mockTextWatcher = mock(TextWatcher.class);
 textView.addTextChangedListener(mockTextWatcher);
 textView.append(NEW_TEXT);
 verify(mockTextWatcher).beforeTextChanged(eq(INITIAL_TEXT), eq(0), eq(INITIAL_TEXT.length()), eq(INITIAL_TEXT.length()));
}

代码示例来源：origin: robolectric/robolectric

@Test
public void whenSettingText_ShouldFireOnTextChangedWithCorrectArguments() {
 textView.setText(INITIAL_TEXT);
 TextWatcher mockTextWatcher = mock(TextWatcher.class);
 textView.addTextChangedListener(mockTextWatcher);
 textView.setText(NEW_TEXT);
 ArgumentCaptor<SpannableStringBuilder> builderCaptor = ArgumentCaptor.forClass(SpannableStringBuilder.class);
 verify(mockTextWatcher).onTextChanged(builderCaptor.capture(), eq(0), eq(INITIAL_TEXT.length()), eq(NEW_TEXT.length()));
 assertThat(builderCaptor.getValue().toString()).isEqualTo(NEW_TEXT);
}

代码示例来源：origin: androidquery/androidquery

/**
 * Register a callback method for when a textview text is changed. Method must have signature of method(CharSequence s, int start, int before, int count)).
 *
 * @param handler The handler that has the public callback method.
 * @param method The method name of the callback.
 * @return self
 */
public T textChanged(Object handler, String method){
  
  if(view instanceof TextView){			
  
    TextView tv = (TextView) view;
    Common common = new Common().forward(handler, method, true, TEXT_CHANGE_SIG);
    tv.addTextChangedListener(common);
    
  }
  
  return self();
}

代码示例来源：origin: robolectric/robolectric

@Test
public void whenSettingTextToNull_WatchersSeeEmptyString() {
 TextWatcher mockTextWatcher = mock(TextWatcher.class);
 textView.addTextChangedListener(mockTextWatcher);
 textView.setText(null);
 ArgumentCaptor<SpannableStringBuilder> builderCaptor = ArgumentCaptor.forClass(SpannableStringBuilder.class);
 verify(mockTextWatcher).onTextChanged(builderCaptor.capture(), eq(0), eq(0), eq(0));
 assertThat(builderCaptor.getValue().toString()).isEmpty();
}

代码示例来源：origin: robolectric/robolectric

@Test
public void whenAppendingText_ShouldFireOnTextChangedWithCorrectArguments() {
 textView.setText(INITIAL_TEXT);
 TextWatcher mockTextWatcher = mock(TextWatcher.class);
 textView.addTextChangedListener(mockTextWatcher);
 textView.append(NEW_TEXT);
 ArgumentCaptor<SpannableStringBuilder> builderCaptor = ArgumentCaptor.forClass(SpannableStringBuilder.class);
 verify(mockTextWatcher).onTextChanged(builderCaptor.capture(), eq(0), eq(INITIAL_TEXT.length()), eq(INITIAL_TEXT.length()));
 assertThat(builderCaptor.getValue().toString()).isEqualTo(INITIAL_TEXT + NEW_TEXT);
}

代码示例来源：origin: grantland/android-autofittextview

/**
 * Set the enabled state of automatically resizing text.
 */
public AutofitHelper setEnabled(boolean enabled) {
  if (mEnabled != enabled) {
    mEnabled = enabled;
    if (enabled) {
      mTextView.addTextChangedListener(mTextWatcher);
      mTextView.addOnLayoutChangeListener(mOnLayoutChangeListener);
      autofit();
    } else {
      mTextView.removeTextChangedListener(mTextWatcher);
      mTextView.removeOnLayoutChangeListener(mOnLayoutChangeListener);
      mTextView.setTextSize(TypedValue.COMPLEX_UNIT_PX, mTextSize);
    }
  }
  return this;
}

代码示例来源：origin: robolectric/robolectric

@Test
public void whenSettingText_ShouldFireAfterTextChangedWithCorrectArgument() {
 MockTextWatcher mockTextWatcher = new MockTextWatcher();
 textView.addTextChangedListener(mockTextWatcher);
 textView.setText(NEW_TEXT);
 assertThat(mockTextWatcher.afterTextChangeArgument.toString()).isEqualTo(NEW_TEXT);
}

代码示例来源：origin: robolectric/robolectric

@Test
public void whenAppendingText_ShouldFireAfterTextChangedWithCorrectArgument() {
 textView.setText(INITIAL_TEXT);
 MockTextWatcher mockTextWatcher = new MockTextWatcher();
 textView.addTextChangedListener(mockTextWatcher);
 textView.append(NEW_TEXT);
 assertThat(mockTextWatcher.afterTextChangeArgument.toString()).isEqualTo(INITIAL_TEXT + NEW_TEXT);
}

代码示例来源：origin: robolectric/robolectric

@Test
public void givenATextViewWithATextWatcherAdded_WhenSettingTextWithCharSequence_ShouldNotifyTextWatcher() {
 MockTextWatcher mockTextWatcher = new MockTextWatcher();
 textView.addTextChangedListener(mockTextWatcher);
 textView.setText("text");
 assertEachTextWatcherEventWasInvoked(mockTextWatcher);
}

代码示例来源：origin: robolectric/robolectric

@Test
public void givenATextViewWithATextWatcherAdded_WhenSettingTextWithTextResourceId_ShouldNotifyTextWatcher() {
 MockTextWatcher mockTextWatcher = new MockTextWatcher();
 textView.addTextChangedListener(mockTextWatcher);
 textView.setText(R.string.hello);
 assertEachTextWatcherEventWasInvoked(mockTextWatcher);
}

代码示例来源：origin: robolectric/robolectric

@Test
public void givenATextViewWithATextWatcherAdded_WhenSettingNullText_ShouldNotifyTextWatcher() {
 MockTextWatcher mockTextWatcher = new MockTextWatcher();
 textView.addTextChangedListener(mockTextWatcher);
 textView.setText(null);
 assertEachTextWatcherEventWasInvoked(mockTextWatcher);
}

代码示例来源：origin: robolectric/robolectric

@Test
public void givenATextViewWithMultipleTextWatchersAdded_WhenSettingText_ShouldNotifyEachTextWatcher() {
 List<MockTextWatcher> mockTextWatchers = anyNumberOfTextWatchers();
 for (MockTextWatcher textWatcher : mockTextWatchers) {
  textView.addTextChangedListener(textWatcher);
 }
 textView.setText("text");
 for (MockTextWatcher textWatcher : mockTextWatchers) {
  assertEachTextWatcherEventWasInvoked(textWatcher);
 }
}

代码示例来源：origin: robolectric/robolectric

@Test
public void removeTextChangedListener_shouldRemoveTheListener() throws Exception {
 MockTextWatcher watcher = new MockTextWatcher();
 textView.addTextChangedListener(watcher);
 assertTrue(shadowOf(textView).getWatchers().contains(watcher));
 textView.removeTextChangedListener(watcher);
 assertFalse(shadowOf(textView).getWatchers().contains(watcher));
}

代码示例来源：origin: mikepenz/Android-Iconics

((TextView) view).addTextChangedListener(new TextWatcher() {
  @Override
  public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) {