/// <summary>
/// Used to set badge for given tab
/// </summary>
/// <param name="badgeItem"> holds badge data </param>
/// <param name="bottomNavigationTab"> bottom navigation tab to which badge needs to be attached </param>
private static void setBadgeForTab(BadgeItem badgeItem, BottomNavigationTab bottomNavigationTab)
{
if (badgeItem != null)
{
Context context = bottomNavigationTab.Context;
GradientDrawable shape = getBadgeDrawable(badgeItem, context);
bottomNavigationTab.badgeView.SetBackgroundDrawable(shape);
bottomNavigationTab.BadgeItem = badgeItem;
badgeItem.SetTextView(bottomNavigationTab.badgeView);
bottomNavigationTab.badgeView.Visibility = ViewStates.Visible;
bottomNavigationTab.badgeView.SetTextColor(new Color(badgeItem.GetTextColor(context)));
bottomNavigationTab.badgeView.Text = badgeItem.Text;
FrameLayout.LayoutParams layoutParams = (FrameLayout.LayoutParams)bottomNavigationTab.badgeView.LayoutParameters;
layoutParams.Gravity = badgeItem.Gravity;
bottomNavigationTab.badgeView.LayoutParameters = layoutParams;
if (badgeItem.Hidden)
{
// if hide is called before the initialisation of bottom-bar this will handle that
// by hiding it.
badgeItem.Hide();
}
}
}
/// <summary>
/// Internal Method to select a tab
/// </summary>
/// <param name="newPosition"> to select a tab after bottom navigation bar is initialised </param>
/// <param name="firstTab"> if firstTab the no ripple animation will be done </param>
/// <param name="callListener"> is listener callbacks enabled for this change </param>
/// <param name="forcedSelection"> if bottom navigation bar forced to select tab (in this case call on selected irrespective of previous state </param>
private void selectTabInternal(int newPosition, bool firstTab, bool callListener, bool forcedSelection)
{
int oldPosition = mSelectedPosition;
if (mSelectedPosition != newPosition)
{
if (mBackgroundStyle == BackgroundStyle.BACKGROUND_STYLE_STATIC)
{
if (mSelectedPosition != -1)
{
mBottomNavigationTabs[mSelectedPosition].unSelect(true, mAnimationDuration);
}
mBottomNavigationTabs[newPosition].Select(true, mAnimationDuration);
}
else if (mBackgroundStyle == BackgroundStyle.BACKGROUND_STYLE_RIPPLE)
{
if (mSelectedPosition != -1)
{
mBottomNavigationTabs[mSelectedPosition].unSelect(false, mAnimationDuration);
}
mBottomNavigationTabs[newPosition].Select(false, mAnimationDuration);
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final BottomNavigationTab clickedView = mBottomNavigationTabs.get(newPosition);
BottomNavigationTab clickedView = mBottomNavigationTabs[newPosition];
if (firstTab)
{
// Running a ripple on the opening app won't be good so on firstTab this won't run.
mContainer.SetBackgroundColor(new Color(clickedView.ActiveColor));
mBackgroundOverlay.Visibility = ViewStates.Gone;
}
else
{
mBackgroundOverlay.Post(() =>
{
// try {
BottomNavigationHelper.setBackgroundWithRipple(clickedView, mContainer, mBackgroundOverlay, clickedView.ActiveColor, mRippleAnimationDuration);
// } catch (Exception e) {
// mContainer.setBackgroundColor(clickedView.getActiveColor());
// mBackgroundOverlay.setVisibility(ViewStates.Gone);
// }
});
}
}
mSelectedPosition = newPosition;
}
ThreadPool.QueueUserWorkItem(o => {
if (callListener)
{
sendListenerCall(oldPosition, newPosition, forcedSelection);
}
});
}
///////////////////////////////////////////////////////////////////////////
// Internal Methods of the class
///////////////////////////////////////////////////////////////////////////
/// <summary>
/// Internal method to setup tabs
/// </summary>
/// <param name="bottomNavigationTab"> Tab item </param>
/// <param name="currentItem"> data structure for tab item </param>
/// <param name="itemWidth"> tab item in-active width </param>
/// <param name="itemActiveWidth"> tab item active width </param>
private void setUpTab(BottomNavigationTab bottomNavigationTab, BottomNavigationItem currentItem, int itemWidth, int itemActiveWidth)
{
bottomNavigationTab.InactiveWidth = itemWidth;
bottomNavigationTab.ActiveWidth = itemActiveWidth;
bottomNavigationTab.Position = mBottomNavigationItems.IndexOf(currentItem);
bottomNavigationTab.SetOnClickListener(new OnClickListenerAnonymousInnerClass(this));
mBottomNavigationTabs.Add(bottomNavigationTab);
BottomNavigationHelper.bindTabWithData(currentItem, bottomNavigationTab, this);
bottomNavigationTab.initialise(mBackgroundStyle == BackgroundStyle.BACKGROUND_STYLE_STATIC);
mTabContainer.AddView(bottomNavigationTab);
}
public void OnClick(View v)
{
BottomNavigationTab bottomNavigationTabView = (BottomNavigationTab)v;
outerInstance.selectTabInternal(bottomNavigationTabView.Position, false, true, false);
}
/// <summary>
/// Used to get set data to the Tab views from navigation items
/// </summary>
/// <param name="bottomNavigationItem"> holds all the data </param>
/// <param name="bottomNavigationTab"> view to which data need to be set </param>
/// <param name="bottomNavigationBar"> view which holds all the tabs </param>
public static void bindTabWithData(BottomNavigationItem bottomNavigationItem, BottomNavigationTab bottomNavigationTab, BottomNavigationBar bottomNavigationBar)
{
Context context = bottomNavigationBar.Context;
bottomNavigationTab.Label = bottomNavigationItem.getTitle(context);
bottomNavigationTab.Icon = bottomNavigationItem.getIcon(context);
int activeColor = bottomNavigationItem.getActiveColor(context);
int inActiveColor = bottomNavigationItem.getInActiveColor(context);
if (activeColor != -1)
{
bottomNavigationTab.ActiveColor = activeColor;
}
else
{
bottomNavigationTab.ActiveColor = bottomNavigationBar.ActiveColor;
}
if (inActiveColor != -1)
{
bottomNavigationTab.InactiveColor = inActiveColor;
}
else
{
bottomNavigationTab.InactiveColor = bottomNavigationBar.InActiveColor;
}
if (bottomNavigationItem.InActiveIconAvailable)
{
Drawable inactiveDrawable = bottomNavigationItem.getInactiveIcon(context);
if (inactiveDrawable != null)
{
bottomNavigationTab.InactiveIcon = inactiveDrawable;
}
}
bottomNavigationTab.ItemBackgroundColor = bottomNavigationBar.BackgroundColor;
setBadgeForTab(bottomNavigationItem.BadgeItem, bottomNavigationTab);
}
public AnimatorUpdateListenerAnonymousInnerClass2(BottomNavigationTab outerInstance)
{
this.outerInstance = outerInstance;
}
