Set date time accent color for dark theme

src/main/java/org/tasks/activities/DateAndTimePickerActivity.java

@@ -7,6 +7,7 @@ import android.os.Bundle;
 
 import com.wdullaer.materialdatetimepicker.date.DatePickerDialog;
 
+import org.tasks.R;
 import org.tasks.dialogs.MyDatePickerDialog;
 import org.tasks.injection.InjectingAppCompatActivity;
 import org.tasks.preferences.ActivityPreferences;
@@ -48,6 +49,9 @@ public class DateAndTimePickerActivity extends InjectingAppCompatActivity implem
         if (datePickerDialog == null) {
             datePickerDialog = new MyDatePickerDialog();
             datePickerDialog.initialize(null, initial.getYear(), initial.getMonthOfYear() - 1, initial.getDayOfMonth());
+            if (preferences.isDarkTheme()) {
+                datePickerDialog.setAccentColor(getColor(R.color.black_text_hint));
+            }
             datePickerDialog.show(fragmentManager, FRAG_TAG_DATE_PICKER);
         }
         datePickerDialog.setOnCancelListener(this);

src/main/java/org/tasks/activities/TimePickerActivity.java

@@ -9,6 +9,7 @@ import android.text.format.DateFormat;
 import com.wdullaer.materialdatetimepicker.time.RadialPickerLayout;
 import com.wdullaer.materialdatetimepicker.time.TimePickerDialog;
 
+import org.tasks.R;
 import org.tasks.dialogs.MyTimePickerDialog;
 import org.tasks.injection.InjectingAppCompatActivity;
 import org.tasks.preferences.ActivityPreferences;
@@ -43,6 +44,9 @@ public class TimePickerActivity extends InjectingAppCompatActivity implements Ti
         if (dialog == null) {
             dialog = new MyTimePickerDialog();
             dialog.initialize(null, initial.getHourOfDay(), initial.getMinuteOfHour(), 0, DateFormat.is24HourFormat(this));
+            if (preferences.isDarkTheme()) {
+                dialog.setAccentColor(getColor(R.color.black_text_hint));
+            }
             dialog.show(fragmentManager, FRAG_TAG_TIME_PICKER);
         }
         dialog.setOnDismissListener(this);

src/main/java/org/tasks/ui/DeadlineControlSet.java

@@ -299,6 +299,9 @@ public class DeadlineControlSet extends TaskEditControlSetBase {
                                 refreshDisplayView();
                             }
                         });
+                        if (preferences.isDarkTheme()) {
+                            dialog.setAccentColor(activity.getColor(R.color.black_text_hint));
+                        }
                         dialog.show(activity.getFragmentManager(), FRAG_TAG_PICK_A_DATE);
                         break;
                 }
@@ -352,6 +355,9 @@ public class DeadlineControlSet extends TaskEditControlSetBase {
                                 refreshDisplayView();
                             }
                         });
+                        if (preferences.isDarkTheme()) {
+                            dialog.setAccentColor(activity.getColor(R.color.black_text_hint));
+                        }
                         dialog.show(activity.getFragmentManager(), FRAG_TAG_PICK_A_TIME);
                         break;
                 }