/**
* Override the AddChild function
*/
public override void AddChild(IWidget child)
{
if (child is Screen)
{
MoSync.Util.RunActionOnMainThreadSync(() =>
{
mAddChildDelegate = delegate()
{
if (mPage.Children.Count > 0)
{
mPage.Children.RemoveAt(mPage.Children.Count - 1);
}
mPage.Children.Add((child as Screen).View);
Grid.SetColumn(mPage.Children[mPage.Children.Count - 1] as Grid, 0);
Grid.SetRow(mPage.Children[mPage.Children.Count - 1] as Grid, 0);
ToggleApplicationBar((child as Screen));
};
MoSyncScreenTransitions.doScreenTransition(mAddChildDelegate, mPushTransitionType);
});
/**
* Manualy add the child to the children array
*/
mChildren.Add(child);
(child as Screen).SetParent(this);
}
}
/**
* The pop implementation
*/
public void Pop()
{
PostPopEvent();
/**
* If the stack is not empty show the top element of the stack
*/
if (0 < mStack.Count)
{
MoSync.Util.RunActionOnMainThreadSync(() =>
{
mAddChildDelegate = delegate()
{
if (mPage.Children.Count > 0)
{
mPage.Children.RemoveAt(mPage.Children.Count - 1);
}
mPage.Children.Add((mStack.Peek() as Screen).View);
Grid.SetColumn(mPage.Children[mPage.Children.Count - 1] as Grid, 0);
Grid.SetRow(mPage.Children[mPage.Children.Count - 1] as Grid, 0);
ToggleApplicationBar((mStack.Peek() as Screen));
};
MoSyncScreenTransitions.doScreenTransition(mAddChildDelegate, mPopTransitionType);
});
}
}
/**
* ShowWithTansition function implementation. Shows next screen with transitions.
*
* @param screenTransitionType a transition type.
*/
public void ShowWithTransition(int screenTransitionType)
{
MoSync.Util.RunActionOnMainThreadSync(() =>
{
PhoneApplicationFrame frame = (PhoneApplicationFrame)Application.Current.RootVisual;
//If the application bar visibility flag is set on true then the application bar is
//ready to be shown.
if (GetApplicationBarVisibility())
{
//Sets the application bar for the mainPage.xaml to our custom application bar.
(frame.Content as PhoneApplicationPage).ApplicationBar = mApplicationBar;
}
mSwitchContentDelegate = delegate()
{
//Sets the content of the mainPage.xaml as our screen content.
(frame.Content as PhoneApplicationPage).Content = mPage;
};
MoSyncScreenTransitions.doScreenTransition(mSwitchContentDelegate, screenTransitionType);
});
}
/**
* The pop from back call implementation
*/
public void PopFromBackButtonPressed()
{
postPopEvent();
/**
* If the stack is not empty show the top element of the stack
*/
if (0 < mStack.Count)
{
mAddChildDelegate = delegate()
{
if (mPage.Children.Count > 0)
{
mPage.Children.RemoveAt(mPage.Children.Count - 1);
}
mPage.Children.Add((mStack.Peek() as Screen).View);
Grid.SetColumn(mPage.Children[mPage.Children.Count - 1] as Grid, 0);
Grid.SetRow(mPage.Children[mPage.Children.Count - 1] as Grid, 0);
ToggleApplicationBar((mStack.Peek() as Screen));
};
MoSyncScreenTransitions.doScreenTransition(mAddChildDelegate, mPopTransitionType);
}
}
