diff options
Diffstat (limited to 'Xamarin.Forms.Platform.Android/AppCompat/TabbedPageRenderer.cs')
| -rw-r--r-- | Xamarin.Forms.Platform.Android/AppCompat/TabbedPageRenderer.cs | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/Xamarin.Forms.Platform.Android/AppCompat/TabbedPageRenderer.cs b/Xamarin.Forms.Platform.Android/AppCompat/TabbedPageRenderer.cs index 8af824ce..4bd54906 100644 --- a/Xamarin.Forms.Platform.Android/AppCompat/TabbedPageRenderer.cs +++ b/Xamarin.Forms.Platform.Android/AppCompat/TabbedPageRenderer.cs @@ -17,6 +17,7 @@ namespace Xamarin.Forms.Platform.Android.AppCompat public class TabbedPageRenderer : VisualElementRenderer<TabbedPage>, TabLayout.IOnTabSelectedListener, ViewPager.IOnPageChangeListener, IManageFragments { Drawable _backgroundDrawable; + int? _defaultColor; bool _disposed; FragmentManager _fragmentManager; TabLayout _tabLayout; @@ -153,7 +154,7 @@ namespace Xamarin.Forms.Platform.Android.AppCompat tabs = _tabLayout = new TabLayout(activity) { TabMode = TabLayout.ModeFixed, TabGravity = TabLayout.GravityFill }; FormsViewPager pager = _viewPager = - new FormsViewPager(activity) + new FormsViewPager(activity) { OverScrollMode = OverScrollMode.Never, EnableGesture = UseAnimations, @@ -364,9 +365,18 @@ namespace Xamarin.Forms.Platform.Android.AppCompat if (_disposed || _tabLayout == null) return; - Color textColor = Element.BarTextColor; - if (!textColor.IsDefault) - _tabLayout.SetTabTextColors(textColor.ToAndroid().ToArgb(), textColor.ToAndroid().ToArgb()); + int currentColor = _tabLayout.TabTextColors.DefaultColor; + + if (!_defaultColor.HasValue) + _defaultColor = currentColor; + + Color newTextColor = Element.BarTextColor; + int newTextColorArgb = newTextColor.ToAndroid().ToArgb(); + + if (!newTextColor.IsDefault && currentColor != newTextColorArgb) + _tabLayout.SetTabTextColors(newTextColorArgb, newTextColorArgb); + else if (newTextColor.IsDefault && _defaultColor.HasValue && currentColor != _defaultColor) + _tabLayout.SetTabTextColors(_defaultColor.Value, _defaultColor.Value); } } }
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