Android M 上的 TextInputLayout 设置错误后更改 EditText 背景的问题
Issue in Changing EditText background after setting error to the TextInputLayout on Android M
我已经为 Xml 文件中的 EditText 设置了自定义背景。验证后,我在运行时为 EditText 设置不同的背景,并为 TextInputLayout 设置错误。但是在 Android M 中不是设置背景资源,而是将背景颜色设置为 EditText。
This is image before setting error to the TextInputLayout
This is the image after setting error to the TextInputLayout
下面是我的代码:-
XML 文件代码
<android.support.design.widget.TextInputLayout
android:id="@+id/input_layout_name"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_marginTop="10dp"
app:errorTextAppearance="@style/ErrorText">
<EditText
android:id="@+id/input_name"
android:layout_width="fill_parent"
android:layout_height="40dp"
android:background="@drawable/edittext_selector"
android:hint="@string/hint_name"
android:imeOptions="actionNext"
android:inputType="textEmailAddress" />
</android.support.design.widget.TextInputLayout>
验证码
if (inputName.getText().toString().trim().isEmpty()) {
inputLayoutName.setErrorEnabled(true);
inputLayoutName.setError("Errorrroror");
inputName.setBackgroundResource(R.drawable.edittext_red_focused);
requestFocus(inputName);
return false;
} else {
inputName.setBackgroundResource(R.drawable.edittext_selector);
inputLayoutName.setErrorEnabled(false);
}
return true;
下面是我错误的资源文件
<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
<item>
<shape>
<solid android:color="@color/sale_color" />
</shape>
</item>
<!-- main color -->
<item
android:bottom="1.0dp"
android:left="1.0dp"
android:right="1.0dp">
<shape>
<solid android:color="@android:color/white" />
</shape>
</item>
<!-- draw another block to cut-off the left and right bars -->
<item android:bottom="1.0dp">
<shape>
<solid android:color="@android:color/white" />
</shape>
</item>
</layer-list>
您可以使用自定义 Edittext 背景实现此目的。
像下面这样创建选择器可绘制对象,
然后,
edittext_normal.xml
<item>
<shape android:shape="rectangle">
<solid android:color="@android:color/transparent" />
</shape>
</item>
<item
android:left="-2dp"
android:right="-2dp"
android:top="-2dp">
<shape>
<solid android:color="@android:color/transparent" />
<stroke
android:width="1dp"
android:color="@color/edit_text_normal_color" />
</shape>
</item>
edittext_focused.xml
<item>
<shape android:shape="rectangle">
<solid android:color="@android:color/transparent" />
</shape>
</item>
<item
android:left="-2dp"
android:right="-2dp"
android:top="-2dp">
<shape>
<solid android:color="@android:color/transparent" />
<stroke
android:width="1dp"
android:color="@color/colorPrimary" />
</shape>
</item>
edittext_red_focused.xml
<item>
<shape android:shape="rectangle">
<solid android:color="@android:color/transparent" />
</shape>
</item>
<item
android:left="-2dp"
android:right="-2dp"
android:top="-2dp">
<shape>
<solid android:color="@android:color/transparent" />
<stroke
android:width="1dp"
android:color="@color/sale_color" />
</shape>
</item>
并在运行时设置错误可绘制对象,当发生错误时
验证码
private boolean validateName() {
if (inputName.getText().toString().trim().isEmpty()) {
inputLayoutName.setErrorEnabled(true);
inputLayoutName.setError("Error");
inputName.setBackgroundResource(R.drawable.edittext_red_focused);
return false;
} else {
inputName.setBackgroundResource(R.drawable.edittext_selector);
inputLayoutName.setErrorEnabled(false);
}
return true;
}
我已经为 Xml 文件中的 EditText 设置了自定义背景。验证后,我在运行时为 EditText 设置不同的背景,并为 TextInputLayout 设置错误。但是在 Android M 中不是设置背景资源,而是将背景颜色设置为 EditText。
This is image before setting error to the TextInputLayout
This is the image after setting error to the TextInputLayout
下面是我的代码:-
XML 文件代码
<android.support.design.widget.TextInputLayout
android:id="@+id/input_layout_name"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_marginTop="10dp"
app:errorTextAppearance="@style/ErrorText">
<EditText
android:id="@+id/input_name"
android:layout_width="fill_parent"
android:layout_height="40dp"
android:background="@drawable/edittext_selector"
android:hint="@string/hint_name"
android:imeOptions="actionNext"
android:inputType="textEmailAddress" />
</android.support.design.widget.TextInputLayout>
验证码
if (inputName.getText().toString().trim().isEmpty()) {
inputLayoutName.setErrorEnabled(true);
inputLayoutName.setError("Errorrroror");
inputName.setBackgroundResource(R.drawable.edittext_red_focused);
requestFocus(inputName);
return false;
} else {
inputName.setBackgroundResource(R.drawable.edittext_selector);
inputLayoutName.setErrorEnabled(false);
}
return true;
下面是我错误的资源文件
<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
<item>
<shape>
<solid android:color="@color/sale_color" />
</shape>
</item>
<!-- main color -->
<item
android:bottom="1.0dp"
android:left="1.0dp"
android:right="1.0dp">
<shape>
<solid android:color="@android:color/white" />
</shape>
</item>
<!-- draw another block to cut-off the left and right bars -->
<item android:bottom="1.0dp">
<shape>
<solid android:color="@android:color/white" />
</shape>
</item>
</layer-list>
您可以使用自定义 Edittext 背景实现此目的。
像下面这样创建选择器可绘制对象,
然后,
edittext_normal.xml
<item>
<shape android:shape="rectangle">
<solid android:color="@android:color/transparent" />
</shape>
</item>
<item
android:left="-2dp"
android:right="-2dp"
android:top="-2dp">
<shape>
<solid android:color="@android:color/transparent" />
<stroke
android:width="1dp"
android:color="@color/edit_text_normal_color" />
</shape>
</item>
edittext_focused.xml
<item>
<shape android:shape="rectangle">
<solid android:color="@android:color/transparent" />
</shape>
</item>
<item
android:left="-2dp"
android:right="-2dp"
android:top="-2dp">
<shape>
<solid android:color="@android:color/transparent" />
<stroke
android:width="1dp"
android:color="@color/colorPrimary" />
</shape>
</item>
edittext_red_focused.xml
<item>
<shape android:shape="rectangle">
<solid android:color="@android:color/transparent" />
</shape>
</item>
<item
android:left="-2dp"
android:right="-2dp"
android:top="-2dp">
<shape>
<solid android:color="@android:color/transparent" />
<stroke
android:width="1dp"
android:color="@color/sale_color" />
</shape>
</item>
并在运行时设置错误可绘制对象,当发生错误时
验证码
private boolean validateName() {
if (inputName.getText().toString().trim().isEmpty()) {
inputLayoutName.setErrorEnabled(true);
inputLayoutName.setError("Error");
inputName.setBackgroundResource(R.drawable.edittext_red_focused);
return false;
} else {
inputName.setBackgroundResource(R.drawable.edittext_selector);
inputLayoutName.setErrorEnabled(false);
}
return true;
}