public override void LayoutSubviews()
{
base.LayoutSubviews();
if (WillLayout && 0 < Buttons.Count)
{
foreach (var b in Buttons)
{
b.Grid().Columns = 0;
b.SetCornerRadius(0);
b.ContentEdgeInsets = UIEdgeInsets.Zero;
if (IsLineAnimated)
{
prepareLineAnimationHandler(b);
}
}
ContentView.Grid().Reload();
if (Selected == null)
{
Selected = Buttons[0];
}
Line.Frame = new CGRect(Selected.X(), LineAlignment == TabBarLineAlignment.Bottom? this.Height() - LineHeight : 0, Selected.Width(), LineHeight);
}
}
public void Reload()
{
Container.RemoveConstraints(Container.Constraints);
foreach (var v in Container.Subviews)
{
v.RemoveFromSuperview();
}
var format = "V:|";
var views = new NSMutableDictionary();
var metrics = new NSMutableDictionary();
if (Toolbar != null)
{
metrics["toolbarTop"] = NSNumber.FromNFloat(ToolbarEdgeInsets.Top);
metrics["toolbarBottom"] = NSNumber.FromNFloat(ToolbarEdgeInsets.Bottom);
format += "-(toolbarTop)-[toolbar]-(toolbarBottom)";
views["toolbar"] = Toolbar;
Container.Layout(Toolbar).Horizontally(ToolbarEdgeInsets.Left, ToolbarEdgeInsets.Right);
}
if (ContentView != null)
{
metrics["contentViewBottom"] = NSNumber.FromNFloat(ContentViewEdgeInsets.Bottom);
if (Toolbar != null)
{
metrics["toolbarBottom"] = NSNumber.FromNFloat((metrics["toolbarBottom"] as NSNumber).NFloatValue + ContentViewEdgeInsets.Top);
format += "-[contentView]-(contentViewBottom)";
}
else
{
metrics["contentViewTop"] = NSNumber.FromNFloat(ContentViewEdgeInsets.Top);
format += "-(contentViewTop)-[contentView]-(contentViewBottom)";
}
views["contentView"] = ContentView;
Container.Layout(ContentView).Horizontally(ContentViewEdgeInsets.Left, ContentViewEdgeInsets.Right);
ContentView.Grid().Reload();
ContentView.Divider().Reload();
}
if (BottomBar != null)
{
metrics["bottomBarBottom"] = NSNumber.FromNFloat(BottomBarEdgeInsets.Bottom);
if (ContentView != null)
{
metrics["contentViewBottom"] = NSNumber.FromNFloat((metrics["contentViewBottom"] as NSNumber).FloatValue + BottomBarEdgeInsets.Top);
format += "-[bottomBar]-(bottomBarBottom)";
}
else if (Toolbar != null)
{
metrics["toolbarBottom"] = NSNumber.FromNFloat((metrics["toolbarBottom"] as NSNumber).FloatValue + BottomBarEdgeInsets.Top);
format += "-[bottomBar]-(bottomBarBottom)";
}
else
{
metrics["bottomBarTop"] = NSNumber.FromNFloat(BottomBarEdgeInsets.Top);
format += "-(bottomBarTop)-[bottomBar]-(bottomBarBottom)";
}
views["bottomBar"] = BottomBar;
Container.Layout(BottomBar).Horizontally(BottomBarEdgeInsets.Left, BottomBarEdgeInsets.Right);
}
if (views.Count > 0)
{
Container.AddConstraints(Layout.Constraint(string.Format("{0}-|", format), 0, metrics, views));
}
//if (TitleLabel != null)
//{
// verticalFormat += "-(insetTop)";
// metrics["insetTop"] = NSNumber.FromNFloat(ContentInset.Top + TitleLabelInset.Top);
//}
//else if (ContentView != null)
//{
// verticalFormat += "-(insetTop)";
// metrics["insetTop"] = NSNumber.FromNFloat(ContentInset.Top + ContentViewEdgeInsets.Top);
//}
//if (TitleLabel != null)
//{
// verticalFormat += "-[titleLabel]";
// views["titleLabel"] = TitleLabel;
// this.Layout(TitleLabel).Horizontally(left: ContentInset.Left + TitleLabelInset.Left, right: ContentInset.Right + TitleLabelInset.Right);
//}
//if (ContentView != null)
//{
// if (TitleLabel == null)
// {
// metrics["insetTop"] = NSNumber.FromNFloat((metrics["insetTop"] as NSNumber).NFloatValue + ContentViewEdgeInsets.Top);
// }
// else
// {
// verticalFormat += "-(insetB)";
// metrics["insetB"] = NSNumber.FromNFloat(TitleLabelInset.Bottom + ContentViewEdgeInsets.Top);
// }
// verticalFormat += "-[contentView]";
// views["contentView"] = ContentView;
// this.Layout(ContentView).Horizontally(left: ContentInset.Left + ContentViewEdgeInsets.Left, right: ContentInset.Right + ContentViewEdgeInsets.Right);
//}
//if (LeftButtons != null && LeftButtons.Length > 0)
//{
// var h = "H:|";
// var d = new NSMutableDictionary();
// var i = 0;
// foreach (var b in LeftButtons)
// {
// var k = String.Format("b{0}", i);
// d[k] = b;
// if (i == 0)
// {
// h += "-(left)-";
// }
// else
// {
// h += "-(left_right)-";
// }
// h += String.Format("[{0}]", k);
// this.Layout(b).Bottom(ContentInset.Bottom + LeftButtonsInset.Bottom);
// i += 1;
// }
// AddConstraints(Layout.Constraint(h, 0, NSDictionary.FromObjectsAndKeys(
// new object[] { ContentInset.Left + LeftButtonsInset.Left, LeftButtonsInset.Left + LeftButtonsInset.Right },
// new object[] { "left", "left_right" }
// ), d));
//}
//if (RightButtons != null && RightButtons.Length > 0)
//{
// var h = "H:|";
// var d = new NSMutableDictionary();
// var i = RightButtons.Length - 1;
// foreach (var b in LeftButtons)
// {
// var k = String.Format("b{0}", i);
// d[k] = b;
// if (i == 0)
// {
// h += "-(right)-";
// }
// else
// {
// h += "-(right_left)-";
// }
// h += String.Format("[{0}]", k);
// this.Layout(b).Bottom(ContentInset.Bottom + RightButtonsInset.Bottom);
// i -= 1;
// }
// AddConstraints(Layout.Constraint(h + "|", 0, NSDictionary.FromObjectsAndKeys(
// new object[] { ContentInset.Right + RightButtonsInset.Right, RightButtonsInset.Right + RightButtonsInset.Left },
// new object[] { "right", "right_left" }
// ), d));
//}
//if (LeftButtons != null && LeftButtons.Length > 0)
//{
// verticalFormat += "-(insetC)-[button]";
// views["button"] = LeftButtons[0];
// metrics["insetC"] = NSNumber.FromNFloat(LeftButtonsInset.Top);
// metrics["insetBottom"] = NSNumber.FromNFloat(ContentInset.Bottom + LeftButtonsInset.Bottom);
//}
//else if (RightButtons != null && RightButtons.Length > 0)
//{
// verticalFormat += "-(insetC)-[button]";
// views["button"] = RightButtons[0];
// metrics["insetC"] = NSNumber.FromNFloat(RightButtonsInset.Top);
// metrics["insetBottom"] = NSNumber.FromNFloat(ContentInset.Bottom + RightButtonsInset.Bottom);
//}
//if (ContentView != null)
//{
// if (metrics["insetC"] == null)
// {
// metrics["insetBottom"] = NSNumber.FromNFloat(ContentInset.Bottom + ContentViewEdgeInsets.Bottom + (Divider ? DividerInset.Top + DividerInset.Bottom : 0));
// }
// else
// {
// metrics["insetC"] = NSNumber.FromNFloat((metrics["insetC"] as NSNumber).NFloatValue + ContentViewEdgeInsets.Bottom + (Divider ? DividerInset.Top + DividerInset.Bottom : 0));
// }
//}
//else if (TitleLabel != null)
//{
// if (metrics["insetC"] == null)
// {
// metrics["insetBottom"] = NSNumber.FromNFloat(ContentInset.Bottom + TitleLabelInset.Bottom + (Divider ? DividerInset.Top + DividerInset.Bottom : 0));
// }
// else
// {
// metrics["insetC"] = NSNumber.FromNFloat((metrics["insetC"] as NSNumber).NFloatValue + TitleLabelInset.Bottom + (Divider ? DividerInset.Top + DividerInset.Bottom : 0));
// }
//}
//else if (metrics["insetC"] != null)
//{
// metrics["insetC"] = NSNumber.FromNFloat((metrics["insetC"] as NSNumber).NFloatValue + ContentInset.Bottom + (Divider ? DividerInset.Top + DividerInset.Bottom : 0));
//}
//if (views.Count > 0)
//{
// verticalFormat += "-(insetBottom)-|";
// AddConstraints(Layout.Constraint(verticalFormat, 0, metrics, views));
//}
}
public virtual void Reload()
{
var lc = 0;
var rc = 0;
var l = LeftViews.Count * InterimSpace;
var r = RightViews.Count * InterimSpace;
var p = this.Width() - l - r - ContentEdgeInsets.Left - ContentEdgeInsets.Right;
var columns = (int)System.NMath.Ceiling(p / GridFactor);
this.Grid().Begin();
this.Grid().Views.Clear();
this.Grid().Axis.Columns = columns;
foreach (var v in LeftViews)
{
if (v is UIButton)
{
(v as UIButton).ContentEdgeInsets = UIEdgeInsets.Zero;
(v as UIButton).TitleEdgeInsets = UIEdgeInsets.Zero;
}
v.SetWidth(v.IntrinsicContentSize.Width);
v.SizeToFit();
v.Grid().Columns = ((int)NMath.Ceiling(v.Width() / GridFactor)) + 2;
lc += v.Grid().Columns;
this.Grid().Views.Add(v);
}
this.Grid().Views.Add(ContentView);
foreach (var v in RightViews)
{
if (v is UIButton)
{
(v as UIButton).ContentEdgeInsets = UIEdgeInsets.Zero;
(v as UIButton).TitleEdgeInsets = UIEdgeInsets.Zero;
}
v.SetWidth(v.IntrinsicContentSize.Width);
v.SizeToFit();
v.Grid().Columns = ((int)NMath.Ceiling(v.Width() / GridFactor)) + 2;
rc += v.Grid().Columns;
this.Grid().Views.Add(v);
}
ContentView.Grid().Begin();
ContentView.Grid().Views = CenterViews;
if (ContentViewAlignment == ContentViewAlignment.Center)
{
if (lc < rc)
{
ContentView.Grid().Columns = columns - 2 * rc;
ContentView.Grid().Offset.Columns = rc - lc;
}
else
{
ContentView.Grid().Columns = columns - 2 * lc;
ContentView.Grid().Offset.Columns = 0;
if (RightViews[0] != null)
{
RightViews[0].Grid().Offset.Columns = lc - rc;
}
}
}
else
{
ContentView.Grid().Columns = columns - lc - rc;
}
this.Grid().Commit();
ContentView.Grid().Commit();
}