public void DisableShiftMode(BottomNavigationView v)
{
var menu = (BottomNavigationMenuView)((ViewGroup)v).GetChildAt(0);
var shiftingMode = menu.Class.GetDeclaredField("mShiftingMode");
shiftingMode.Accessible = true;
shiftingMode.SetBoolean(menu, false);
shiftingMode.Accessible = false;
for (int i = 0; i < menu.ChildCount; i++)
{
BottomNavigationItemView item = (BottomNavigationItemView)menu.GetChildAt(i);
item.SetShiftingMode(false);
item.SetChecked(item.ItemData.IsChecked);
//TextView
var content = (BaselineLayout)item.GetChildAt(1);
content.LayoutParameters = new Android.Widget.FrameLayout.LayoutParams(Android.Widget.FrameLayout.LayoutParams.MatchParent, Android.Widget.FrameLayout.LayoutParams.MatchParent);
for (int j = 0; j < content.ChildCount; j++)
{
var tv = (AppCompatTextView)content.GetChildAt(j);
tv.LayoutParameters = new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MatchParent, ViewGroup.LayoutParams.MatchParent);
tv.SetTextSize(Android.Util.ComplexUnitType.Px, tv.TextSize * 1.2f);
tv.TextAlignment = Android.Views.TextAlignment.Center;
tv.Gravity = GravityFlags.Center;
tv.Typeface = Android.Graphics.Typeface.DefaultBold;
}
item.RemoveView(item.GetChildAt(0));
}
menu.UpdateMenuView();
}
public static void disableShiftMode(BottomNavigationView view)
{
BottomNavigationMenuView menuView = (BottomNavigationMenuView)view.GetChildAt(0);
try
{
for (int i = 0; i < menuView.ChildCount; i++)
{
BottomNavigationItemView item = (BottomNavigationItemView)menuView.GetChildAt(i);
//noinspection RestrictedApi
item.SetShiftingMode(false);
// set once again checked value, so view will be updated
//noinspection RestrictedApi
item.SetChecked(item.ItemData.IsChecked);
}
}
catch (NoSuchFieldException e)
{
//Log.("BNVHelper", "Unable to get shift mode field", e);
}
catch (IllegalAccessException e)
{
// Log.e("BNVHelper", "Unable to change value of shift mode", e);
}
}
public static void disableShiftMode(BottomNavigationView navigationView)
{
BottomNavigationMenuView menuView = (BottomNavigationMenuView)navigationView.GetChildAt(0);
try
{
var shiftingMode = typeof(BottomNavigationMenuView).GetField("mShiftingMode");
//shiftingMode.setAccessible(true);
//shiftingMode.setBoolean(menuView, false);
//shiftingMode.SetValue(menuView, false);
//shiftingMode.setAccessible(false);
for (int i = 0; i < menuView.ChildCount; i++)
{
BottomNavigationItemView itemView = (BottomNavigationItemView)menuView.GetChildAt(i);
itemView.SetShiftingMode(false);
itemView.SetChecked(itemView.ItemData.IsChecked);
}
}
catch (Exception ex)
{
throw;
}
}
private void SettingUpMenu()
{
try
{
var menuView = bottombar.GetChildAt(0) as BottomNavigationMenuView;
if (menuView.ChildCount == 4)
{
BottomNavigationItemView item1 = (BottomNavigationItemView)menuView.GetChildAt(0);
BottomNavigationItemView item2 = (BottomNavigationItemView)menuView.GetChildAt(1);
BottomNavigationItemView item3 = (BottomNavigationItemView)menuView.GetChildAt(2);
BottomNavigationItemView item4 = (BottomNavigationItemView)menuView.GetChildAt(3);
item1.SetPadding(0, 0, 20, 0);
item2.SetPadding(0, 0, 20, 0);
item3.SetPadding(20, 0, 0, 0);
item4.SetPadding(20, 0, 0, 0);
}
else if (menuView.ChildCount == 2)
{
BottomNavigationItemView item1 = (BottomNavigationItemView)menuView.GetChildAt(0);
BottomNavigationItemView item2 = (BottomNavigationItemView)menuView.GetChildAt(1);
item1.SetPadding(0, 0, 20, 0);
item2.SetPadding(20, 0, 0, 0);
}
else
{
throw new Exception("Items should be equal to 2 or 4");
}
}
catch (Exception ex)
{
throw new Exception(ex.Message);
}
}
void SetTabItemTextColor(BottomNavigationItemView bottomNavigationItemView, Android.Graphics.Color textColor)
{
var itemTitle = bottomNavigationItemView.GetChildAt(1);
var smallTextView = ((TextView)((BaselineLayout)itemTitle).GetChildAt(0));
var largeTextView = ((TextView)((BaselineLayout)itemTitle).GetChildAt(1));
smallTextView.SetTextColor(textColor);
largeTextView.SetTextColor(textColor);
}
protected override void OnElementChanged(ElementChangedEventArgs <TabbedPage> e)
{
base.OnElementChanged(e);
var metrics = Resources.DisplayMetrics;
var width = metrics.WidthPixels;
floatingActionButton = new FloatingActionButton(this.Context);
var layoutParams = new LayoutParams(LayoutParams.WrapContent, LayoutParams.WrapContent);
LayoutParams paramss = new LayoutParams(
LayoutParams.WrapContent,
LayoutParams.WrapContent
);
MarginLayoutParams marginLayout = new MarginLayoutParams(LayoutParams.WrapContent, LayoutParams.WrapContent);
marginLayout.SetMargins((int)(width / 2.3), 0, 0, 40);
floatingActionButton.BackgroundTintList = Context.GetColorStateList(Resource.Color.blueColor);
floatingActionButton.Click += FloatingActionButton_Click;
floatingActionButton.LayoutParameters = marginLayout;
floatingActionButton.SetBackgroundColor(Android.Graphics.Color.Blue);
floatingActionButton.SetImageResource(Resource.Drawable.plus_white);
floatingActionButton.SetForegroundGravity(GravityFlags.Center);
floatingActionButton.Elevation = 6;
var layout = (GetChildAt(0) as Android.Widget.RelativeLayout);
RelativeLayout.LayoutParams p = new RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.WrapContent, RelativeLayout.LayoutParams.WrapContent);
p.AddRule(LayoutRules.AlignBottom);
//layout.AddView(floatingActionButton);
var bottomNavigationView = (GetChildAt(0) as Android.Widget.RelativeLayout).GetChildAt(1) as BottomNavigationView;
//ViewGroupUtils.removeView(bottomNavigationView);
//var b = LayoutInflater.From(this.Context).Inflate(Resource.Layout.MaterialBottomAppBar, null);
//layout.AddView(b,1);
bottomNavigationView.SetClipChildren(false);
var menuView = bottomNavigationView.GetChildAt(0) as BottomNavigationMenuView;
BottomNavigationItemView item2 = (BottomNavigationItemView)menuView.GetChildAt(1);
BottomNavigationItemView item3 = (BottomNavigationItemView)menuView.GetChildAt(2);
item2.SetPadding(0, 0, 100, 0);
item3.SetPadding(100, 0, 0, 0);
//item2.SetPaddingRelative(0, 0, 300, 0);
//for (int i = 0; i < menuView.ChildCount; i++)
//{
// BottomNavigationItemView item = (BottomNavigationItemView)menuView.GetChildAt(i);
// item.SetPadding(0, 0, 50, 0);
// //noinspection RestrictedApi
// item.SetShifting(false);
// // set once again checked value, so view will be updated
// //noinspection RestrictedApi
// item.SetChecked(item.ItemData.IsChecked);
//}
bottomNavigationView.AddView(floatingActionButton);
}
private void UpdateTabColor(Page page, Xamarin.Forms.Color color, BottomNavigationItemView itemView)
{
if (itemView == null)
{
return;
}
var nativeColor = ColorStateList.ValueOf(color.ToAndroid());
itemView.SetIconTintList(nativeColor);
itemView.SetTextColor(nativeColor);
}
/// <summary>
/// Initialization of Bottom Menu
/// </summary>
private void BottomMenuInitializer()
{
BottomNavigationView navigation = FindViewById <BottomNavigationView>(Resource.Id.navigation);
navigation.SetOnNavigationItemSelectedListener(this);
BottomNavigationItemView itemCompare = navigation.FindViewById <BottomNavigationItemView>(Resource.Id.navigation_compare);
BottomNavigationItemView itemStatistics = navigation.FindViewById <BottomNavigationItemView>(Resource.Id.navigation_statistics);
BottomNavigationItemView itemFeedback = navigation.FindViewById <BottomNavigationItemView>(Resource.Id.navigation_feedback);
itemCompare.SetIconTintList(ColorStateList.ValueOf(Color.ParseColor("#707070")));
itemStatistics.SetIconTintList(ColorStateList.ValueOf(Color.ParseColor("#707070")));
itemFeedback.SetIconTintList(ColorStateList.ValueOf(Color.ParseColor("#dc3546")));
}
/// <summary>
/// The ApplyBadge.
/// </summary>
/// <param name="bottomNavigationView">The bottomNavigationView<see cref="BottomNavigationItemView"/>.</param>
/// <param name="color">The color<see cref="XColor"/>.</param>
/// <param name="text">The text<see cref="string"/>.</param>
/// <param name="textColor">The textColor<see cref="XColor"/>.</param>
public static void ApplyBadge(this BottomNavigationItemView bottomNavigationView, XColor color, string text,
XColor textColor)
{
if (!bottomNavigationView.GetChildrenOfType <BadgeFrameLayout>().Any())
{
bottomNavigationView.SetClipChildren(false);
bottomNavigationView.SetClipToPadding(false);
ImageView imageView = bottomNavigationView.GetChildrenOfType <ImageView>().Single();
bottomNavigationView.RemoveView(imageView);
FrameLayout badgeContainerFrameLayout = new FrameLayout(bottomNavigationView.Context)
{
LayoutParameters = new FrameLayout.LayoutParams(LP.WrapContent, LP.WrapContent)
{
Gravity = GravityFlags.CenterHorizontal
}
};
badgeContainerFrameLayout.AddView(imageView);
BadgeFrameLayout badgeContainer = CreateBadgeContainer(bottomNavigationView.Context);
badgeContainer.TopMargin = 20;
badgeContainer.Visibility = !string.IsNullOrEmpty(text) ? ViewStates.Visible : ViewStates.Invisible;
badgeContainer.Background = CreateBadgeBackground(bottomNavigationView.Context, color);
badgeContainer.AddView(CreateBadgeText(bottomNavigationView.Context, text, textColor));
badgeContainerFrameLayout.AddView(badgeContainer);
bottomNavigationView.AddView(badgeContainerFrameLayout);
}
else
{
BadgeFrameLayout badgeContainer = bottomNavigationView.GetChildrenOfType <BadgeFrameLayout>().Single();
badgeContainer.TopMargin = 20;
badgeContainer.Visibility = !string.IsNullOrEmpty(text) ? ViewStates.Visible : ViewStates.Invisible;
((PaintDrawable)badgeContainer.Background).Paint.Color = color.IsDefault ? XColor.FromRgb(255, 59, 48).ToAndroid() : color.ToAndroid();
TextView textView = (TextView)badgeContainer.GetChildAt(0);
textView.Text = text;
textView.SetTextColor(textColor.IsDefault ? XColor.White.ToAndroid() : textColor.ToAndroid());
textView.SetTextSize(ComplexUnitType.Sp, 10);
}
}
/// <summary>
/// The ApplyTinyBadge.
/// </summary>
/// <param name="bottomNavigationView">The bottomNavigationView<see cref="BottomNavigationItemView"/>.</param>
/// <param name="textColor">The textColor<see cref="XColor"/>.</param>
public static void ApplyTinyBadge(this BottomNavigationItemView bottomNavigationView, XColor textColor)
{
if (!bottomNavigationView.GetChildrenOfType <BadgeFrameLayout>().Any())
{
bottomNavigationView.SetClipChildren(false);
bottomNavigationView.SetClipToPadding(false);
ImageView imageView = bottomNavigationView.GetChildrenOfType <ImageView>().Single();
bottomNavigationView.RemoveView(imageView);
FrameLayout badgeContainerFrameLayout = new FrameLayout(bottomNavigationView.Context)
{
LayoutParameters = new FrameLayout.LayoutParams(LP.WrapContent, LP.WrapContent)
{
Gravity = GravityFlags.CenterHorizontal
}
};
badgeContainerFrameLayout.AddView(imageView);
BadgeFrameLayout badgeContainer = CreateBadgeContainer(bottomNavigationView.Context);
badgeContainer.TopMargin = 24;
badgeContainer.Visibility = ViewStates.Visible;
badgeContainer.Background = CreateBadgeBackground(bottomNavigationView.Context, XColor.Transparent);
badgeContainer.AddView(CreateBadgeText(bottomNavigationView.Context, "●", textColor, 20));
badgeContainerFrameLayout.AddView(badgeContainer);
bottomNavigationView.AddView(badgeContainerFrameLayout);
}
else
{
BadgeFrameLayout badgeContainer = bottomNavigationView.GetChildrenOfType <BadgeFrameLayout>().Single();
badgeContainer.TopMargin = 24;
badgeContainer.Visibility = ViewStates.Visible;
((PaintDrawable)badgeContainer.Background).Paint.Color = XColor.Transparent.ToAndroid();
TextView textView = (TextView)badgeContainer.GetChildAt(0);
textView.Text = "●";
textView.SetTextSize(ComplexUnitType.Sp, 20);
textView.SetTextColor(textColor.ToAndroid());
}
}
public static void DisableShiftMode(BottomNavigationView view)
{
BottomNavigationMenuView menuView = (BottomNavigationMenuView)view.GetChildAt(0);
try
{
var sm = menuView.Class.GetDeclaredField("mShiftingMode");
sm.Accessible = true;
sm.SetBoolean(menuView, false);
sm.Accessible = false;
for (int i = 0; i < menuView.ChildCount; i++)
{
BottomNavigationItemView item = (BottomNavigationItemView)menuView.GetChildAt(i);
item.SetShiftingMode(false);
item.SetChecked(item.ItemData.IsChecked);
}
}
catch (System.Exception)
{
}
}
public static void DisableShiftMode(BottomNavigationView view)
{
BottomNavigationMenuView menuView = (BottomNavigationMenuView)view.GetChildAt(0);
try
{
Java.Lang.Reflect.Field shiftingMode = menuView.Class.GetDeclaredField("mShiftingMode");
shiftingMode.Accessible = true;
shiftingMode.SetBoolean(menuView, false);
shiftingMode.Accessible = false;
for (int i = 0; i < menuView.ChildCount; i++)
{
BottomNavigationItemView itemView = (BottomNavigationItemView)menuView.GetChildAt(i);
itemView.SetShiftingMode(false);
itemView.SetChecked(itemView.ItemData.IsChecked);
}
}
catch (Exception ex)
{
BuglyUtil.PostException("unable to get shift mode field" + ex);
}
}
/// <summary>
/// Initialization of Bottom Menu
/// </summary>
private void BottomMenuInitializer()
{
BottomNavigationView navigation = FindViewById <BottomNavigationView>(Resource.Id.navigation);
navigation.SetOnNavigationItemSelectedListener(this);
BottomNavigationItemView itemCompare = navigation.FindViewById <BottomNavigationItemView>(Resource.Id.navigation_compare);
BottomNavigationItemView itemStatistics = navigation.FindViewById <BottomNavigationItemView>(Resource.Id.navigation_statistics);
BottomNavigationItemView itemFeedback = navigation.FindViewById <BottomNavigationItemView>(Resource.Id.navigation_feedback);
itemCompare.SetIconTintList(ColorStateList.ValueOf(Color.ParseColor("#707070")));
itemStatistics.SetIconTintList(ColorStateList.ValueOf(Color.ParseColor("#dc3546")));
itemFeedback.SetIconTintList(ColorStateList.ValueOf(Color.ParseColor("#707070")));
chartbutton = FindViewById <Button>(Resource.Id.chartbutton);
statbutton = FindViewById <Button>(Resource.Id.statbutton);
statbutton.Click += (s, e) => {
StartActivity(new Intent(Intent.ActionView, Android.Net.Uri.Parse("https://play.google.com/store/apps/details?id=com.wave.skillmeter")));
};
chartbutton.Click += (s, e) => {
StartActivity(new Intent(Intent.ActionView, Android.Net.Uri.Parse("https://play.google.com/store/apps/details?id=com.wtwave.wtinsider")));
};
}
protected override void OnElementChanged(ElementChangedEventArgs <TabbedPage> e)
{
base.OnElementChanged(e);
BottomTabbedPage formsPage = (BottomTabbedPage)Element;
if (!formsPage.Labels)
{
var childViews = ViewGroup.GetViewsByType(typeof(BottomNavigationItemView));
foreach (var childView in childViews)
{
childView.FindAndRemoveById(Resource.Id.largeLabel);
childView.FindAndRemoveById(Resource.Id.smallLabel);
}
}
if (e.NewElement != null)
{
var relativeLayout = this.GetChildAt(0) as Android.Widget.RelativeLayout;
if (relativeLayout != null)
{
var bottomNavigationView = relativeLayout.GetChildAt(1) as BottomNavigationView;
bottomNavigationView.SetShiftMode(false, false);
BottomNavigationMenuView bottomNavigationMenuView = (BottomNavigationMenuView)bottomNavigationView.GetChildAt(0);
int tabCount = formsPage.Tabs.Count;
for (int i = 0; i < tabCount; i++)
{
var tabData = formsPage.Tabs[0];
BottomNavigationItemView tabItemView = (BottomNavigationItemView)bottomNavigationMenuView.GetChildAt(i);
if (tabData.BadgeCaption > 0)
{
if (_badgeId == 0)
{
_badgeId = Android.Views.View.GenerateViewId();
}
TextView badgeTextView = new BadgeView(Context)
{
Id = _badgeId, BadgeCaption = tabData.BadgeCaption.ToString(), BadgeColor = tabData.BadgeColor.ToAndroid()
};
tabData.PropertyChanged += (sender, args) =>
{
TabData currentTabData = (TabData)sender;
BottomNavigationItemView currentTabItemView = _tabViews[currentTabData];
BadgeView currentBadgeTextView = currentTabItemView.FindViewById(_badgeId) as BadgeView;
if (currentBadgeTextView != null)
{
currentBadgeTextView.BadgeColor = currentTabData.BadgeColor.ToAndroid();
currentBadgeTextView.BadgeCaption = currentTabData.BadgeCaption > 0 ? currentTabData.BadgeCaption.ToString() : string.Empty;
}
};
tabItemView.AddView(badgeTextView);
_tabViews.Add(tabData, tabItemView);
}
}
}
}
}
private void UpgradeTabbedItemsAppereance()
{
if (bottomTabBarItemsStateList == null)
{
InitializeBottomTabBarItemsStateList();
}
if (ViewGroup != null && ViewGroup.ChildCount > 0)
{
BottomNavigationView bottomNavigationView = FindChildOfType <BottomNavigationView>(ViewGroup);
bottomNavigationView.SetShiftMode(false, false);
BottomNavigationMenuView bottomNavigationMenuView = FindChildOfType <BottomNavigationMenuView>(ViewGroup);
for (int i = 0; i < bottomNavigationMenuView.ChildCount; i++)
{
BottomNavigationItemView item = (BottomNavigationItemView)bottomNavigationMenuView.GetChildAt(i);
item.SetTextColor(bottomTabBarItemsStateList);
item.SetShifting(false);
item.SetLabelVisibilityMode(LabelVisibilityMode.LabelVisibilityLabeled);
item.SetChecked(item.ItemData.IsChecked);
Android.Views.View activeLabel = item.FindViewById(Resource.Id.largeLabel);
if (activeLabel is TextView)
{
var font = Typeface.CreateFromAsset(_context.Assets, "Montserrat-SemiBold.ttf");
(activeLabel as TextView).Typeface = font;
}
Android.Views.View inActiveLabel = item.FindViewById(Resource.Id.smallLabel);
if (activeLabel is TextView)
{
var font = Typeface.CreateFromAsset(_context.Assets, "Montserrat-SemiBold.ttf");
(inActiveLabel as TextView).Typeface = font;
}
}
}
T FindChildOfType <T>(ViewGroup viewGroup) where T : Android.Views.View
{
if (viewGroup == null || viewGroup.ChildCount == 0)
{
return(null);
}
for (var i = 0; i < viewGroup.ChildCount; i++)
{
var child = viewGroup.GetChildAt(i);
var typedChild = child as T;
if (typedChild != null)
{
return(typedChild);
}
if (!(child is ViewGroup))
{
continue;
}
var result = FindChildOfType <T>(child as ViewGroup);
if (result != null)
{
return(result);
}
}
return(null);
}
}
