private void DelayLoadedGridComboBoxItem_ReasonChanged(DelayLoadingOptionComboBoxItem item)
{
if (item == null)
{
throw new NullReferenceException("Trying to update delay loaded reason but failed to extract reason");
}
var cb = item.ParentComboBox as DataGridViewEnableableComboBoxCell;
if (cb == null)
{
return;
}
Program.Invoke(this, () =>
{
try
{
var selectedValue = cb.Value;
cb.DataGridView.RefreshEdit();
if (item.Enabled && item.PreferAsSelectedItem)
{
cb.Value = item;
}
else
{
cb.Value = selectedValue;
}
}
finally
{
item.ReasonUpdated -= DelayLoadedGridComboBoxItem_ReasonChanged;
}
});
}
public void CopyFrom(DelayLoadingOptionComboBoxItem toCopy)
{
xenObject = toCopy.xenObject;
failureReason = toCopy.FailureReason;
Enabled = toCopy.Enabled;
PreferAsSelectedItem = toCopy.PreferAsSelectedItem;
}
public void CopyFrom(DelayLoadingOptionComboBoxItem toCopy)
{
xenObject = toCopy.xenObject;
failureReason = toCopy.FailureReason;
Enabled = toCopy.Enabled;
PreferAsSelectedItem = toCopy.PreferAsSelectedItem;
}
private void DelayLoadedComboBoxItem_ReasonChanged(object sender, EventArgs e)
{
DelayLoadingOptionComboBoxItem item = sender as DelayLoadingOptionComboBoxItem;
if (item == null)
{
throw new NullReferenceException("Trying to update delay loaded reason but failed to extract reason");
}
int index = m_comboBoxConnection.Items.IndexOf(item);
if (index > -1)
{
Program.Invoke(Program.MainWindow, delegate()
{
int selectedIndex = m_comboBoxConnection.SelectedIndex;
if (index > m_comboBoxConnection.Items.Count)
{
return;
}
if (updatingDestinationCombobox || updatingHomeServerList)
{
return;
}
DelayLoadingOptionComboBoxItem tempItem =
m_comboBoxConnection.Items[index] as DelayLoadingOptionComboBoxItem;
if (tempItem == null)
{
throw new NullReferenceException("Trying to update delay loaded reason but failed to extract reason");
}
tempItem.CopyFrom(item);
m_comboBoxConnection.BeginUpdate();
m_comboBoxConnection.Items.RemoveAt(index);
if (updatingDestinationCombobox || updatingHomeServerList)
{
m_comboBoxConnection.EndUpdate();
return;
}
m_comboBoxConnection.Items.Insert(index, tempItem);
m_comboBoxConnection.SelectedIndex = selectedIndex;
m_comboBoxConnection.EndUpdate();
if (tempItem.PreferAsSelectedItem)
{
m_comboBoxConnection.SelectedItem = tempItem;
}
item.ReasonUpdated -= DelayLoadedComboBoxItem_ReasonChanged;
});
}
}
private void PopulateComboBox()
{
Program.AssertOnEventThread();
ClearDataGridView();
updatingDestinationCombobox = true;
ClearComboBox();
var targetConnections = ConnectionsManager.XenConnectionsCopy.Where(con => con.IsConnected).Except(ignoredConnections).ToList();
foreach (var xenConnection in targetConnections)
{
DelayLoadingOptionComboBoxItem item = null;
Pool pool = Helpers.GetPool(xenConnection);
if (pool == null)
{
Host host = Helpers.GetMaster(xenConnection);
if (host != null)
{
item = CreateDelayLoadingOptionComboBoxItem(host);
m_comboBoxConnection.Items.Add(item);
item.ReasonUpdated += DelayLoadedComboBoxItem_ReasonChanged;
item.LoadAsync();
host.PropertyChanged -= PropertyChanged;
host.PropertyChanged += PropertyChanged;
}
}
else
{
item = CreateDelayLoadingOptionComboBoxItem(pool);
m_comboBoxConnection.Items.Add(item);
item.ReasonUpdated += DelayLoadedComboBoxItem_ReasonChanged;
item.LoadAsync();
pool.PropertyChanged -= PropertyChanged;
pool.PropertyChanged += PropertyChanged;
}
if (item != null && m_selectedObject != null && item.Item.Connection == m_selectedObject.Connection)
{
item.PreferAsSelectedItem = true;
}
xenConnection.ConnectionStateChanged -= xenConnection_ConnectionStateChanged;
xenConnection.ConnectionStateChanged += xenConnection_ConnectionStateChanged;
xenConnection.CachePopulated -= xenConnection_CachePopulated;
xenConnection.CachePopulated += xenConnection_CachePopulated;
xenConnection.Cache.RegisterCollectionChanged <Host>(Host_CollectionChangedWithInvoke);
}
m_comboBoxConnection.Items.Add(new AddHostExecutingComboBoxItem());
updatingDestinationCombobox = false;
}
private void DelayLoadedComboBoxItem_ReasonChanged(DelayLoadingOptionComboBoxItem item)
{
if (item == null)
{
throw new NullReferenceException("Trying to update delay loaded reason but failed to extract reason");
}
Program.Invoke(this, () =>
{
int index = m_comboBoxConnection.Items.IndexOf(item);
if (index < 0 || index >= m_comboBoxConnection.Items.Count)
{
return;
}
if (updatingDestinationCombobox || updatingHomeServerList)
{
return;
}
int selectedIndex = m_comboBoxConnection.SelectedIndex;
var tempItem = m_comboBoxConnection.Items[index] as DelayLoadingOptionComboBoxItem;
if (tempItem == null)
{
throw new NullReferenceException("Trying to update delay loaded reason but failed to extract reason");
}
tempItem.CopyFrom(item);
try
{
m_comboBoxConnection.BeginUpdate();
m_comboBoxConnection.Items.RemoveAt(index);
if (updatingDestinationCombobox || updatingHomeServerList)
{
return;
}
m_comboBoxConnection.Items.Insert(index, tempItem);
m_comboBoxConnection.SelectedIndex = selectedIndex;
if (tempItem.PreferAsSelectedItem)
{
m_comboBoxConnection.SelectedItem = tempItem;
}
}
finally
{
m_comboBoxConnection.EndUpdate();
item.ReasonUpdated -= DelayLoadedComboBoxItem_ReasonChanged;
}
});
}
private void CancelFilters()
{
foreach (var item in m_comboBoxConnection.Items)
{
DelayLoadingOptionComboBoxItem comboBoxItem = item as DelayLoadingOptionComboBoxItem;
if (comboBoxItem != null)
{
comboBoxItem.CancelFilters();
}
}
}
private void ClearComboBox()
{
Program.AssertOnEventThread();
foreach (var item in m_comboBoxConnection.Items)
{
DelayLoadingOptionComboBoxItem tempItem = item as DelayLoadingOptionComboBoxItem;
if (tempItem != null)
{
tempItem.ReasonUpdated -= DelayLoadedComboBoxItem_ReasonChanged;
}
}
m_comboBoxConnection.Items.Clear();
}
private void PopulateDataGridView(IEnableableXenObjectComboBoxItem selectedItem)
{
Program.AssertOnEventThread();
updatingHomeServerList = true;
try
{
var target = m_comboBoxConnection.SelectedItem as DelayLoadingOptionComboBoxItem;
m_dataGridView.SuspendLayout();
ClearDataGridView();
var hasPoolSharedStorage = target != null && HasPoolSharedStorage(target.Item.Connection);
foreach (var kvp in m_vmMappings)
{
var tb = new DataGridViewTextBoxCell {
Value = kvp.Value.VmNameLabel, Tag = kvp.Key
};
var cb = new DataGridViewEnableableComboBoxCell {
FlatStyle = FlatStyle.Flat
};
var homeserverFilters = CreateTargetServerFilterList(selectedItem, new List <string> {
kvp.Key
});
if (target != null)
{
if (hasPoolSharedStorage)
{
foreach (var pool in target.Item.Connection.Cache.Pools)
{
var item = new NoTargetServerPoolItem(pool);
cb.Items.Add(item);
if ((m_selectedObject != null && m_selectedObject.opaque_ref == pool.opaque_ref) ||
(target.Item.opaque_ref == pool.opaque_ref))
{
cb.Value = item;
}
break; //there exists one pool per connection
}
}
var sortedHosts = new List <Host>(target.Item.Connection.Cache.Hosts);
sortedHosts.Sort();
foreach (var host in sortedHosts)
{
var item = new DelayLoadingOptionComboBoxItem(host, homeserverFilters);
item.LoadSync();
cb.Items.Add(item);
if (item.Enabled && ((m_selectedObject != null && m_selectedObject.opaque_ref == host.opaque_ref) ||
(target.Item.opaque_ref == host.opaque_ref)))
{
cb.Value = item;
}
}
}
SetComboBoxPreSelection(cb);
var row = new DataGridViewRow();
row.Cells.AddRange(tb, cb);
m_dataGridView.Rows.Add(row);
}
HelpersGUI.ResizeGridViewColumnToAllCells(m_colTarget); //set properly the width of the last column
if (restoreGridHomeServerSelection)
{
RestoreGridHomeServerSelectionFromMapping();
restoreGridHomeServerSelection = false;
}
}
finally
{
updatingHomeServerList = false;
m_dataGridView.ResumeLayout();
}
}
private void PopulateDataGridView(List <ReasoningFilter> homeserverFilters)
{
Program.AssertOnEventThread();
updatingHomeServerList = true;
try
{
Connection = null;
var target = m_comboBoxConnection.SelectedItem as DelayLoadingOptionComboBoxItem;
if (target != null)
{
Connection = target.Item.Connection;
}
ClearDataGridView();
SetButtonNextEnabled(true);
var hasPoolSharedStorage = HasPoolSharedStorage();
foreach (var kvp in m_vmMappings)
{
var tb = new DataGridViewTextBoxCell {
Value = kvp.Value.VmNameLabel, Tag = kvp.Key
};
var cb = new DataGridViewEnableableComboBoxCell {
FlatStyle = FlatStyle.Flat
};
if (Connection != null)
{
if (hasPoolSharedStorage)
{
foreach (var pool in Connection.Cache.Pools)
{
var item = new NoTargetServerPoolItem(pool);
cb.Items.Add(item);
if ((m_selectedObject != null && m_selectedObject.opaque_ref == pool.opaque_ref) ||
(target != null && target.Item.opaque_ref == pool.opaque_ref))
{
cb.Value = item;
}
break; //there exists one pool per connection
}
}
foreach (var host in Connection.Cache.Hosts)
{
var item = new DelayLoadingOptionComboBoxItem(host, homeserverFilters);
item.LoadAndWait();
cb.Items.Add(item);
if ((m_selectedObject != null && m_selectedObject.opaque_ref == host.opaque_ref) ||
(target != null && target.Item.opaque_ref == host.opaque_ref))
{
cb.Value = item;
}
}
}
SetComboBoxPreSelection(cb);
var row = new DataGridViewRow();
row.Cells.AddRange(tb, cb);
m_dataGridView.Rows.Add(row);
}
HelpersGUI.ResizeLastGridViewColumn(m_colTarget); //set properly the width of the last column
if (restoreGridHomeServerSelection)
{
RestoreGridHomeServerSelectionFromMapping();
restoreGridHomeServerSelection = false;
}
}
finally
{
updatingHomeServerList = false;
}
}
private void PopulateDataGridView(List<ReasoningFilter> homeserverFilters)
{
Program.AssertOnEventThread();
updatingHomeServerList = true;
try
{
Connection = null;
var target = m_comboBoxConnection.SelectedItem as DelayLoadingOptionComboBoxItem;
if (target != null)
Connection = target.Item.Connection;
ClearDataGridView();
SetButtonNextEnabled(true);
var hasPoolSharedStorage = HasPoolSharedStorage();
foreach (var kvp in m_vmMappings)
{
var tb = new DataGridViewTextBoxCell {Value = kvp.Value.VmNameLabel, Tag = kvp.Key};
var cb = new DataGridViewEnableableComboBoxCell{FlatStyle = FlatStyle.Flat};
if (Connection != null)
{
if (hasPoolSharedStorage)
{
foreach (var pool in Connection.Cache.Pools)
{
var item = new NoTargetServerPoolItem(pool);
cb.Items.Add(item);
if ((m_selectedObject != null && m_selectedObject.opaque_ref == pool.opaque_ref) ||
(target != null && target.Item.opaque_ref == pool.opaque_ref))
cb.Value = item;
break; //there exists one pool per connection
}
}
foreach (var host in Connection.Cache.Hosts)
{
var item = new DelayLoadingOptionComboBoxItem(host, homeserverFilters);
item.LoadAndWait();
cb.Items.Add(item);
if ((m_selectedObject != null && m_selectedObject.opaque_ref == host.opaque_ref) ||
(target != null && target.Item.opaque_ref == host.opaque_ref))
cb.Value = item;
}
}
SetComboBoxPreSelection(cb);
var row = new DataGridViewRow();
row.Cells.AddRange(tb, cb);
m_dataGridView.Rows.Add(row);
}
HelpersGUI.ResizeLastGridViewColumn(m_colTarget); //set properly the width of the last column
if (restoreGridHomeServerSelection)
{
RestoreGridHomeServerSelectionFromMapping();
restoreGridHomeServerSelection = false;
}
}
finally
{
updatingHomeServerList = false;
}
}
