suppender
9/8/2017 - 9:41 AM

app:hintAnimationEnabled=”true” —设置hint过度到左上角显示是否使用动画过度，默认为true，如果设为false则过度非常生硬 app:hintTextAppearance=”” —设置hint的字体样式，值为一个style app:errorT

app:hintAnimationEnabled=”true” —设置hint过度到左上角显示是否使用动画过度，默认为true，如果设为false则过度非常生硬 app:hintTextAppearance=”” —设置hint的字体样式，值为一个style app:errorTextAppearance=”” —设置错误提示的字体样式 app:counterTextAppearance=”” —设置计数字体的样式 app:counterOverflowTextAppearance=”” —这个api比较有趣，这个触发的时机是达到最大输入字数时候，这时计数的字体样式会变为这里设置的样式 app:counterMaxLength="100"

TextInputLayout.xml
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<android.support.design.widget.TextInputLayout
        android:id="@+id/textInputLayout2"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_marginTop="128dp"
        android:weightSum="1"
        app:counterEnabled="true"
        app:counterMaxLength="30"
        app:hintAnimationEnabled="true"
        app:passwordToggleEnabled="true"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintRight_toRightOf="parent"
        app:layout_constraintTop_toTopOf="parent">

        <android.support.design.widget.TextInputEditText
            android:id="@+id/passWord_et"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_marginLeft="16dp"
            android:layout_marginRight="16dp"
            android:layout_weight="0.55"
            android:drawableLeft="@mipmap/ic_launcher"
            android:drawableStart="@mipmap/ic_launcher"
            android:hint="@string/hintPassword"

            android:inputType="textPassword"
            android:textColorHint="@color/secondary_text"
            tools:layout_editor_absoluteX="8dp"
            tools:layout_editor_absoluteY="0dp" />

    </android.support.design.widget.TextInputLayout>
TextInputLayout.java
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TextInputLayout textInputLayout = (TextInputLayout) findViewById(R.id.til);
textInputLayout.setCounterEnabled(true);
textInputLayout.setCounterMaxLength(100);