/// <summary>
/// Adds an item to the <see cref="T:System.Collections.Generic.ICollection`1" />.
/// </summary>
/// <param name="item">
/// The object to add to the <see cref="T:System.Collections.Generic.ICollection`1" />.
/// </param>
public void Add(WizardPageBase item)
{
if (item != null)
{
item.NavigationStateUpdated += WizardPageNavigationStatusUpdateHandler;
this._wizardPages.Add(new Tuple <WizardPageBase, bool>(item, true));
}
}
/// <summary>
/// Removes the first occurrence of a specific object from the <see
/// cref="T:System.Collections.Generic.ICollection`1" />.
/// </summary>
/// <param name="item">
/// The object to remove from the <see cref="T:System.Collections.Generic.ICollection`1" />.
/// </param>
/// <returns>
/// true if <paramref name="item" /> was successfully removed from the <see
/// cref="T:System.Collections.Generic.ICollection`1" />; otherwise, false. This method also
/// returns false if <paramref name="item" /> is not found in the original <see
/// cref="T:System.Collections.Generic.ICollection`1" />.
/// </returns>
public bool Remove(WizardPageBase item)
{
item.NavigationStateUpdated -= WizardPageNavigationStatusUpdateHandler;
var removable = this.wizardPages.FirstOrDefault(t => t.Item1 == item);
if (removable != null)
{
return(this.wizardPages.Remove(removable));
}
return(false);
}
private void UpdateButtonState(WizardPageBase wizardPage)
{
if (wizardPage != null)
{
btnPrevious.Enabled = wizardPage.CanGoPreviousPage && currentPageIndex > 0;
btnNext.Enabled = wizardPage.CanGoNextPage && currentPageIndex < this.Count - 1;
btnFinish.Enabled = wizardPage.CanGoFinishPage || currentPageIndex == this.Count - 1;
btnCancel.Enabled = wizardPage.CanGoCancel;
UpdateAcceptButton();
}
}
/// <summary>
/// Determines whether the <see cref="T:System.Collections.Generic.ICollection`1" />
/// contains a specific value.
/// </summary>
/// <param name="item">
/// The object to locate in the <see cref="T:System.Collections.Generic.ICollection`1" />.
/// </param>
/// <returns>
/// true if <paramref name="item" /> is found in the <see
/// cref="T:System.Collections.Generic.ICollection`1" />; otherwise, false.
/// </returns>
public bool Contains(WizardPageBase item)
{
return(this.wizardPages.Exists(p => p.Item1 == item));
}
