public override void ViewWillAppear(bool animated)
{
base.ViewWillAppear(animated);
var LeftNavList = new List <UIBarButtonItem>();
var RightNavList = new List <UIBarButtonItem>();
var ToolbarList = new List <ToolbarItem>();
UINavigationItem navigationItem = NavigationController.TopViewController.NavigationItem;
// Add to new list for sorting
foreach (ToolbarItem itm in Element.ToolbarItems)
{
ToolbarList.Add(itm);
}
// Sort the list
ToolbarList.Sort((i1, i2) => { return(i1.Priority > i2.Priority ? -1 : 1); });
foreach (ToolbarItem itm in ToolbarList)
{
if (itm.Priority < 0)
{
LeftNavList.Add(itm.ToUIBarButtonItem());
}
else
{
RightNavList.Add(itm.ToUIBarButtonItem());
}
}
navigationItem.SetLeftBarButtonItems(LeftNavList.ToArray(), false);
navigationItem.SetRightBarButtonItems(RightNavList.ToArray(), false);
}
public static void UpdateBadgeCounter(UINavigationItem navigationItem, int numberOfPendingTasks)
{
var badgeButton = new UIButton(UIButtonType.Custom);
badgeButton.SetImage(UIImage.FromFile("ic_number.png"), UIControlState.Normal);
badgeButton.ImageView.ContentMode = UIViewContentMode.ScaleAspectFit;
badgeButton.ContentEdgeInsets = new UIEdgeInsets(10f, 10f, 10f, 10f);
badgeButton.TitleLabel.Font = badgeButton.TitleLabel.Font.WithSize(14f);
badgeButton.SetTitle(numberOfPendingTasks.ToString(), UIControlState.Normal);
badgeButton.ImageEdgeInsets = new UIEdgeInsets(0, 0, 0, -45 - 10 * (badgeButton.TitleLabel.Text.Length - 1));
var rightBarButton = new UIBarButtonItem(badgeButton);
navigationItem.SetRightBarButtonItems(new UIBarButtonItem[] { rightBarButton }, false);
}
private void ConfigureToolbarItems()
{
if (NavigationController != null)
{
UINavigationItem navigationItem = NavigationController.TopViewController.NavigationItem;
var orderedItems = Element.ToolbarItems.OrderBy(x => x.Priority);
// add right side items
var rightItems = orderedItems.Where(x => x.Priority >= 0).Select(x => x.ToUIBarButtonItem()).ToArray();
navigationItem.SetRightBarButtonItems(rightItems, false);
// add left side items
var leftItems = orderedItems.Where(x => x.Priority < 0).Select(x => x.ToUIBarButtonItem()).ToArray();
//if (navigationItem.LeftBarButtonItems != null) // keep any already there(Bug, adds button multiple times)
// leftItems = navigationItem.LeftBarButtonItems.Union(leftItems).ToArray();
navigationItem.SetLeftBarButtonItems(leftItems, false);
}
}
public override void ViewWillAppear(bool animated)
{
base.ViewWillAppear(animated);
if (((ContentPage)Element) == null || NavigationController == null)
{
return;
}
IList <ToolbarItem> toolbarItems = null;
if (((Page)Element) is CalendarPage)
{
toolbarItems = ((CalendarPage)Element).ToolbarItems;
}
else
{
toolbarItems = ((AppointmentCreationPage)Element).ToolbarItems;
}
UINavigationItem navigationItem = this.NavigationController.TopViewController.NavigationItem;
List <UIBarButtonItem> leftButtons = (navigationItem.LeftBarButtonItems ?? new UIBarButtonItem[] { }).ToList();
List <UIBarButtonItem> rightButtons = (navigationItem.RightBarButtonItems ?? new UIBarButtonItem[] { }).ToList();
/* we handle it when OnElementChanged is invoked
* secondaryButtons = new List<ToolbarItem>(toolbarItems.Where(item => item.Order == ToolbarItemOrder.Secondary));
* foreach (var button in secondaryButtons)
* {
* toolbarItems.Remove(button);
* }*/
/* If leftButtons.Count > 0 then buttons have already rearranged properly */
if (leftButtons.Count == 0)
{
for (int i = 0; i < navigationItem.RightBarButtonItems.Length; i++)
{
UIBarButtonItem newButton = null;
UIBarButtonItem button = navigationItem.RightBarButtonItems[i];
if (toolbarItems[i].Priority == 0)
{
/* Buttons that should be in the left */
var buttonToRemove = rightButtons.FirstOrDefault();
if (buttonToRemove != null)
{
rightButtons.Remove(buttonToRemove);
}
if (IsSystemButton(button, ref newButton))
{
leftButtons.Add(newButton);
}
else
{
leftButtons.Add(button);
}
}
else
{
if (IsSystemButton(button, ref newButton))
{
var buttonToRemove = rightButtons.FirstOrDefault();
if (buttonToRemove != null)
{
rightButtons.Remove(buttonToRemove);
}
rightButtons.Add(newButton);
}
}
}
}
/* initial version
* for (int i = 0; i < toolbarItems.Count; i++)
* {
* UIBarButtonItem newButton = null;
* UIBarButtonItem button = navigationItem.RightBarButtonItems[i];
* if (toolbarItems[i].Priority == 0) {
* if (IsSystemButton(button, ref newButton)) {
* leftButtons.Add(newButton);
* } else {
* leftButtons.Add(button);
* }
* } else {
* if (IsSystemButton(button, ref newButton)) {
* rightButtons.Add(newButton);
* } else {
* rightButtons.Add(button);
* }
* }
* }*/
navigationItem.SetRightBarButtonItems(rightButtons.ToArray(), false);
navigationItem.SetLeftBarButtonItems(leftButtons.ToArray(), false);
var secondaryButtonsNumber = secondaryButtons.Count;
if (secondaryButtonsNumber > 0)
{
List <UIBarButtonItem> nativeSecondaryButtons = new List <UIBarButtonItem>();
for (int i = 0, j = 0; i < secondaryButtonsNumber; i++, j++)
{
if (i % 2 != 0 || (i != 0 && (i - 1) % 2 != 0))
{
UIBarButtonItem flexSpace = new UIBarButtonItem(UIBarButtonSystemItem.FlexibleSpace);
nativeSecondaryButtons.Add(flexSpace);
secondaryButtonsDict.Add(flexSpace, null);
j++;
}
nativeSecondaryButtons.Add(new UIBarButtonItem(secondaryButtons[i].Text, UIBarButtonItemStyle.Plain, TouchUpInside));
secondaryButtonsDict.Add(nativeSecondaryButtons[j], secondaryButtons[i]);
}
this.NavigationController.ToolbarHidden = false;
toolbar = new UIToolbar(CGRect.Empty)
{
Items = nativeSecondaryButtons.ToArray()
};
toolbar.TintColor = UIColor.FromRGB(24, 149, 132);
NavigationController.View.Add(toolbar);
}
}