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using System;
using System.Drawing;
using System.Windows.Forms;
using XenAdmin.Controls.Common;
using XenOvf;
using XenOvf.Definitions;
using XenAdmin.Controls;
namespace XenAdmin.Wizards.ImportWizard
{
///
/// Class representing the page of the ImportAppliance wizard where the user accepts
/// any EULAs included in the imported appliance.
///
internal partial class ImportEulaPage : XenTabPage
{
private const int MAX_EULA_DOCS = 25;
private bool m_buttonNextEnabled;
public ImportEulaPage()
{
InitializeComponent();
}
#region Base class (XenTabPage) overrides
///
/// Gets the page's title (headline)
///
public override string PageTitle { get { return Messages.IMPORT_EULA_PAGE_TITLE; } }
///
/// Gets the page's label in the (left hand side) wizard progress panel
///
public override string Text { get { return Messages.EULAS; } }
///
/// Gets the value by which the help files section for this page is identified
///
public override string HelpID { get { return "ImportEula"; } }
protected override bool ImplementsIsDirty()
{
return true;
}
public override void PageLoaded(PageLoadedDirection direction)
{
base.PageLoaded(direction);//call first so the page gets populated
CheckEulaAccepted();
}
public override void CheckPageDisabled()
{
bool eulaExists = OVF.HasEula(SelectedOvfEnvelope);
DisableStep = !eulaExists;
}
public override void PopulatePage()
{
if (DisableStep) //defensive check
return;
if (!m_checkBoxAccept.Enabled)
m_checkBoxAccept.Enabled = true;
m_tabControlEULA.TabPages.Clear();
m_checkBoxAccept.Checked = false;
EulaSection_Type[] eulas = OVF.FindSections(SelectedOvfEnvelope);
if (!PerformCheck((out string error) => CheckNumberOfEulas(eulas.Length, out error)))
{
m_checkBoxAccept.Enabled = false;
return;
}
foreach (EulaSection_Type eula in eulas)
{
RichTextBox rtb = new RichTextBox {ReadOnly = true, Dock = DockStyle.Fill, BackColor = SystemColors.Window, BorderStyle = BorderStyle.None};
string licText = OVF.FindStringsMessage(SelectedOvfEnvelope, eula.License);
if (licText.StartsWith(@"{\rtf"))
rtb.Rtf = licText;
else
rtb.Text = licText;
//RichTextBox does not support BorderStyle.FixedSingle, therefore as a workaround use
//BorderStyle.None and put the RichTextBox in a panel with BorderStyle.FixedSingle
Panel panel = new Panel {Dock = DockStyle.Fill, BorderStyle = BorderStyle.FixedSingle};
panel.Controls.Add(rtb);
TabPage tp = new TabPage {Text = Messages.EULA};
tp.Controls.Add(panel);
m_tabControlEULA.TabPages.Add(tp);
}
}
public override void SelectDefaultControl()
{
m_tabControlEULA.Select();
}
public override bool EnableNext()
{
return m_buttonNextEnabled;
}
#endregion
#region Accessors
public EnvelopeType SelectedOvfEnvelope { private get; set; }
#endregion
#region Private methods
///
/// Performs certain checks on the pages's input data and shows/hides an error accordingly
///
/// The checks to perform
private bool PerformCheck(params CheckDelegate[] checks)
{
m_buttonNextEnabled = m_ctrlError.PerformCheck(checks);
OnPageUpdated();
return m_buttonNextEnabled;
}
private bool CheckNumberOfEulas(int number, out string error)
{
error = string.Empty;
if (number > MAX_EULA_DOCS)
{
error = Messages.IMPORT_EULA_PAGE_MAX_TABS;
return false;
}
return true;
}
private void CheckEulaAccepted()
{
m_buttonNextEnabled = m_checkBoxAccept.Enabled && m_checkBoxAccept.Checked;
OnPageUpdated();
}
#endregion
#region Control event handlers
private void m_checkBoxAccept_CheckedChanged(object sender, EventArgs e)
{
CheckEulaAccepted();
}
#endregion
}
}