Java Android-从DatePickerDialog更改线条颜色
我使用Java Android-从DatePickerDialog更改线条颜色,java,android,datepicker,themes,Java,Android,Datepicker,Themes,我使用Theme.Holo.Light.Dialog.NoActionBar.MinWidth作为我的DatePickerDialog,但我想更改蓝色,以便将其改为红色 我成功地更改了文本的颜色,但我没有找到如何更改行的颜色 我尝试了很多东西,这是我目前的代码: <style name="DialogTheme" parent="android:Theme.Holo.Light.Dialog.NoActionBar.MinWidth"> <item name=
Theme.Holo.Light.Dialog.NoActionBar.MinWidth
作为我的DatePickerDialog
,但我想更改蓝色,以便将其改为红色
我成功地更改了文本的颜色,但我没有找到如何更改行的颜色
我尝试了很多东西,这是我目前的代码:
<style name="DialogTheme" parent="android:Theme.Holo.Light.Dialog.NoActionBar.MinWidth">
<item name="colorAccent">@color/smoothRed</item>
<item name="colorPrimary">@color/smoothRed</item>
<item name="android:textColor">@color/smoothRed</item>
<item name="textColor">@color/smoothRed</item>
<item name="android:background">@null</item>
<item name="android:textColorPrimary">@color/colorPrimary</item>
</style>
@颜色/平滑红
@颜色/平滑红
@颜色/平滑红
@颜色/平滑红
@空的
@颜色/原色
您可以尝试此解决方案。对我有用
public class MainActivity extends AppCompatActivity implements DatePickerDialog.OnDateSetListener {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
final Calendar calendar = Calendar.getInstance();
int year = calendar.get(Calendar.YEAR);
int month = calendar.get(Calendar.MONTH);
int day = calendar.get(Calendar.DAY_OF_MONTH);
DatePickerDialog datepickerdialog = new DatePickerDialog(this,
AlertDialog.THEME_HOLO_DARK,this,year,month,day);
colorizeDatePicker(datepickerdialog.getDatePicker());
datepickerdialog.show();
}
public static void colorizeDatePicker(DatePicker datePicker) {
Resources system = Resources.getSystem();
int dayId = system.getIdentifier("day", "id", "android");
int monthId = system.getIdentifier("month", "id", "android");
int yearId = system.getIdentifier("year", "id", "android");
NumberPicker dayPicker = (NumberPicker) datePicker.findViewById(dayId);
NumberPicker monthPicker = (NumberPicker) datePicker.findViewById(monthId);
NumberPicker yearPicker = (NumberPicker) datePicker.findViewById(yearId);
setDividerColor(dayPicker);
setDividerColor(monthPicker);
setDividerColor(yearPicker);
}
private static void setDividerColor(NumberPicker picker) {
if (picker == null)
return;
final int count = picker.getChildCount();
for (int i = 0; i < count; i++) {
try {
Field dividerField = picker.getClass().getDeclaredField("mSelectionDivider");
dividerField.setAccessible(true);
ColorDrawable colorDrawable = new ColorDrawable(picker.getResources().getColor(R.color.colorAccent));
dividerField.set(picker, colorDrawable);
picker.invalidate();
} catch (Exception e) {
Log.w("setDividerColor", e);
}
}
}
@Override
public void onDateSet(DatePicker view, int year, int month, int dayOfMonth) {
}
}
public类MainActivity扩展AppCompatActivity实现DatePickerDialog.OnDateSetListener{
@凌驾
创建时受保护的void(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
最终日历=Calendar.getInstance();
int year=calendar.get(calendar.year);
int month=calendar.get(calendar.month);
int day=calendar.get(calendar.day/u月);
DatePickerDialog DatePickerDialog=新的DatePickerDialog(此,
AlertDialog.THEME_HOLO_DARK,this,year,month,day);
colorizeDatePicker(datepickerdialog.getDatePicker());
datepickerdialog.show();
}
公共静态void colorizeDatePicker(日期选择器日期选择器){
Resources system=Resources.getSystem();
int dayId=system.getIdentifier(“day”、“id”、“android”);
int monthId=system.getIdentifier(“月”、“id”、“安卓”);
int yearId=system.getIdentifier(“年”、“id”、“安卓”);
NumberPicker dayPicker=(NumberPicker)datePicker.findViewById(dayId);
NumberPicker monthPicker=(NumberPicker)datePicker.findViewById(monthId);
NumberPicker yearPicker=(NumberPicker)datePicker.findViewById(yearId);
setDividerColor(日选择器);
setDividerColor(monthPicker);
setDividerColor(yearPicker);
}
专用静态void setDividerColor(NumberPicker选择器){
if(选择器==null)
返回;
final int count=picker.getChildCount();
for(int i=0;i
您的原色是什么?它是红色,与Smoothred的颜色完全相同