/// <summary>
/// An event handler called when a site has been removed.
/// </summary>
/// <param name="sender">The sender object.</param>
/// <param name="e">The event arguments.</param>
private void OnSitesRemoved(object sender, PlObjectEventArgs<PlSite> e)
{
// Get the list view item containing the site.
ListViewItem item = this.listViewSites.Items.FirstOrDefault((ListViewItem it) =>
{
// Get the item tag.
Pair<PlSite, MapMarker> tag = (Pair<PlSite, MapMarker>)it.Tag;
// Return true if the tag slice matches the current slice.
return object.ReferenceEquals(tag.First, e.Object);
});
// If the item is not null.
if (null != item)
{
// Get the item tag.
Pair<PlSite, MapMarker> tag = (Pair<PlSite, MapMarker>)item.Tag;
// Remove the slice changed event handler.
tag.First.Changed -= this.OnSiteChanged;
// Remove the map marker.
this.mapControl.Markers.Remove(tag.Second);
// Dispose the map marker.
tag.Second.Dispose();
// Remove the item.
this.listViewSites.Items.Remove(item);
}
}
/// <summary>
/// An event handler called when a slice is added.
/// </summary>
/// <param name="sender">The sender object.</param>
/// <param name="e">The event arguments.</param>
private void OnSlicesAdded(object sender, PlObjectEventArgs<PlSlice> e)
{
// If the slice has a valid identifier.
if (e.Object.Id.HasValue)
{
// Create a new slice configuration.
PlConfigSlice configSlice = new PlConfigSlice(e.Object, this.keySlices);
// Add the configuration to the dictionary.
this.configSlices.Add(e.Object.Id.Value, configSlice);
}
}
// Private methods.
/// <summary>
/// An event handler called when the site has changed.
/// </summary>
/// <param name="sender">The sender object.</param>
/// <param name="e">The event arguments.</param>
private void OnSiteChanged(object sender, PlObjectEventArgs e)
{
// Get the site.
PlSite site = e.Object as PlSite;
// Find the list view item corresponding to the slice.
ListViewItem item = this.listViewSites.Items.FirstOrDefault((ListViewItem it) =>
{
// Get the slice info.
Pair<PlSite, MapMarker> tag = (Pair<PlSite, MapMarker>)it.Tag;
// Return true if the item corresponds to the same slice.
return object.ReferenceEquals(site, tag.First);
});
// If the item is not null.
if (null != item)
{
// Update the item.
item.SubItems[0].Text = site.SiteId.ToString();
item.SubItems[1].Text = site.Name;
item.SubItems[2].Text = site.Url;
item.SubItems[3].Text = site.NodeIds.Length.ToString();
item.SubItems[4].Text = site.DateCreated.ToString();
item.SubItems[5].Text = site.LastUpdated.ToString();
item.SubItems[6].Text = site.Latitude.HasValue ? site.Latitude.Value.LatitudeToString() : string.Empty;
item.SubItems[7].Text = site.Longitude.HasValue ? site.Longitude.Value.LongitudeToString() : string.Empty;
}
}
/// <summary>
/// An event handler called when a new site has been added.
/// </summary>
/// <param name="sender">The sender object.</param>
/// <param name="e">The event arguments.</param>
private void OnSitesAdded(object sender, PlObjectEventArgs<PlSite> e)
{
// The filter flag.
bool filterFlag = false;
// If the filter is not null or empty.
if (!string.IsNullOrEmpty(this.filter))
{
// If the site name does not match the filter, return.
if (!string.IsNullOrEmpty(e.Object.Name))
{
filterFlag = !e.Object.Name.ToLower().Contains(this.filter.ToLower());
}
}
// If the site is not filtered.
if (!filterFlag)
{
// Add the site.
this.OnAddSite(e.Object);
}
// Update the label.
this.status.Send(ApplicationStatus.StatusType.Normal,
"Showing {0} of {1} PlanetLab site{2}.".FormatWith(
this.listViewSites.Items.Count,
this.crawler.PlanetLab.Sites.Count,
this.crawler.PlanetLab.Sites.Count.PluralSuffix()), Resources.GlobeLab_16);
}
/// <summary>
/// An event handler called when a node has been removed.
/// </summary>
/// <param name="sender">The sender object.</param>
/// <param name="e">The event arguments.</param>
private void OnNodesRemoved(object sender, PlObjectEventArgs<PlNode> e)
{
// Get the list view item containing the node.
ListViewItem item = this.listViewNodes.Items.FirstOrDefault((ListViewItem it) =>
{
// Get the item tag.
Pair<PlNode, MapMarker> tag = (Pair<PlNode, MapMarker>)it.Tag;
// Return true if the tag node matches the current node.
return object.ReferenceEquals(tag.First, e.Object);
});
// If the item is not null.
if (null != item)
{
// Get the node.
PlNode node = item.Tag as PlNode;
// Remove the node changed event handler.
node.Changed -= this.OnNodeChanged;
// Remove the item.
this.listViewNodes.Items.Remove(item);
}
}
/// <summary>
/// An event handler called when a slice has been removed from the local slices list.
/// </summary>
/// <param name="sender">The sender object.</param>
/// <param name="e">The event arguments.</param>
private void OnSlicesRemoved(object sender, PlObjectEventArgs<PlSlice> e)
{
// Search the list view item for the current slice.
ListViewItem item = this.listViewSlices.Items.FirstOrDefault((ListViewItem it) =>
{
// Get the slice info.
SliceInfo info = (SliceInfo)it.Tag;
// Compare the item slice with the current slice.
return object.ReferenceEquals(e.Object, info.Slice);
});
// If the item is not null.
if (null != item)
{
// Get the slice info.
SliceInfo info = (SliceInfo)item.Tag;
// Remove the slice changed event handler.
info.Slice.Changed -= this.OnSliceChanged;
// Remove the list view item.
this.listViewSlices.Items.Remove(item);
// Remove the tree node.
this.treeNode.Nodes.Remove(info.Node);
// Remove the control.
this.controls.Remove(info.Control);
// Dispose the control.
info.Control.Dispose();
}
}
/// <summary>
/// An event handler called when a PlanetLab node has changed.
/// </summary>
/// <param name="sender">The sender object.</param>
/// <param name="e">The event arguments.</param>
private void OnNodeChanged(object sender, PlObjectEventArgs e)
{
this.Invoke(() =>
{
// Get the node.
PlNode node = e.Object as PlNode;
// Get the list item corresponding to the selected node.
ListViewItem item = this.listViewNodes.Items.FirstOrDefault((ListViewItem it) =>
{
// Get the node info.
NodeInfo info = it.Tag as NodeInfo;
// Check the tag node equals the current node.
return info.NodeId == node.Id;
});
// Update the item information.
if (null != item)
{
// Get the node information.
NodeInfo info = item.Tag as NodeInfo;
// Set the item information.
item.SubItems[0].Text = node.Id.Value.ToString();
item.SubItems[1].Text = node.Hostname;
item.ImageKey = ControlSlice.nodeImageKeys[(int)node.GetBootState()];
}
});
}
/// <summary>
/// An event handler called when the user renewes a PlanetLab slice.
/// </summary>
/// <param name="sender">The sender object.</param>
/// <param name="e">The event arguments.</param>
private void OnRenewed(object sender, PlObjectEventArgs<PlSlice> e)
{
// Set the result.
this.Result = e.Object;
// Set the dialog result.
this.DialogResult = DialogResult.OK;
}
/// <summary>
/// An event handler called when the console is disconnecting.
/// </summary>
/// <param name="sender">The sender object.</param>
/// <param name="e">The event arguments.</param>
private void OnConsoleDisconnecting(object sender, PlObjectEventArgs<PlNode> e)
{
ListViewItem item;
// Call the state changed method.
if ((item = this.OnConsoleStateChanged(e.Object)) != null)
{
// Do nothing.
}
}
/// <summary>
/// An event handler called when the console has disconnected.
/// </summary>
/// <param name="sender">The sender object.</param>
/// <param name="e">The event arguments.</param>
private void OnControlDisconnected(object sender, PlObjectEventArgs<PlNode> e)
{
ListViewItem item;
// Call the state changed method.
if ((item = this.OnConsoleStateChanged(e.Object)) != null)
{
// Close the console.
this.OnConsoleClose(item);
}
}
/// <summary>
/// An event handler called when the current slice has changed.
/// </summary>
/// <param name="sender">The sender object.</param>
/// <param name="e">The event arguments.</param>
private void OnSliceChanged(object sender, PlObjectEventArgs e)
{
// Update the slice information.
this.OnUpdateSlice();
}
/// <summary>
/// An event handler called when a PlanetLab site has changed.
/// </summary>
/// <param name="sender">The sender object.</param>
/// <param name="e">The event arguments.</param>
private void OnSiteChanged(object sender, PlObjectEventArgs e)
{
this.Invoke(() =>
{
// Get the site.
PlSite site = e.Object as PlSite;
// Get the list item corresponding to the selected node.
ListViewItem item = this.listViewNodes.Items.FirstOrDefault((ListViewItem it) =>
{
// Get the node info.
NodeInfo info = it.Tag as NodeInfo;
// Check the tag node equals the current node.
return object.ReferenceEquals(info.Site, site);
});
// Update the item information.
if (null != item)
{
// Get the node information.
NodeInfo info = item.Tag as NodeInfo;
// If the marker is not null.
if (null != info.Marker)
{
// Update the marker location.
info.Marker.Location = new MapPoint(site.Longitude.Value, site.Latitude.Value);
}
else
{
// If the site has coordinates.
if (site.Latitude.HasValue && site.Longitude.HasValue)
{
// Create a circular marker.
info.Marker = new MapBulletMarker(new MapPoint(site.Longitude.Value, site.Latitude.Value));
info.Marker.Name = "{0}{1}{2}".FormatWith(info.Node.Hostname, Environment.NewLine, site.Name);
// Add the marker to the map.
this.mapControl.Markers.Add(marker);
}
}
}
});
}
/// <summary>
/// An event handler called when a PlanetLab site has changed.
/// </summary>
/// <param name="sender">The sender object.</param>
/// <param name="e">The event arguments.</param>
private void OnSiteChanged(object sender, PlObjectEventArgs e)
{
// Execute on the UI thread.
this.Invoke(() =>
{
// Get the site.
PlSite site = e.Object as PlSite;
// Get the list item corresponding to the selected node.
ListViewItem item = this.listViewNodes.Items.FirstOrDefault((ListViewItem it) =>
{
// Get the node info.
NodeInfo info = it.Tag as NodeInfo;
// Check the tag node equals the current node.
return object.ReferenceEquals(info.Site, site);
});
// Update the item information.
if (null != item)
{
// Get the node information.
NodeInfo info = item.Tag as NodeInfo;
// Set the item information.
item.SubItems[2].Text = site.Name;
}
});
}
/// <summary>
/// An event handler called when a slice is removed.
/// </summary>
/// <param name="sender">The sender object.</param>
/// <param name="e">The event arguments.</param>
private void OnSlicesRemoved(object sender, PlObjectEventArgs<PlSlice> e)
{
// If the slice has a valid identifier.
if (e.Object.Id.HasValue)
{
// Get the current configuration.
PlConfigSlice configSlice;
if (this.configSlices.TryGetValue(e.Object.Id.Value, out configSlice))
{
// Remove the configuration.
this.configSlices.Remove(e.Object.Id.Value);
// Dispose the configuration.
configSlice.Dispose();
// Delete the configuration.
PlConfigSlice.Delete(configSlice, this.keySlices);
}
}
}
// Private methods.
/// <summary>
/// An event handler called when a slice has changed.
/// </summary>
/// <param name="sender">The sender object.</param>
/// <param name="e">The event arguments.</param>
private void OnSliceChanged(object sender, PlObjectEventArgs e)
{
// Get the slice.
PlSlice slice = e.Object as PlSlice;
// Find the list view item corresponding to the slice.
ListViewItem item = this.listViewSlices.Items.FirstOrDefault((ListViewItem it) =>
{
// Get the slice info.
SliceInfo info = (SliceInfo)it.Tag;
// Return true if the item corresponds to the same slice.
return object.ReferenceEquals(slice, info.Slice);
});
// If the item is not null.
if (null != item)
{
// Update the item.
item.SubItems[0].Text = slice.Id.HasValue ? slice.Id.Value.ToString() : string.Empty;
item.SubItems[1].Text = slice.Name;
item.SubItems[2].Text = slice.Created.ToString();
item.SubItems[3].Text = slice.Expires.ToString();
item.SubItems[4].Text = slice.NodeIds != null ? slice.NodeIds.Length.ToString() : "0";
item.SubItems[5].Text = slice.MaxNodes.ToString();
}
}
/// <summary>
/// An event handler called when the current slice configuration has changed.
/// </summary>
/// <param name="sender">The sender object.</param>
/// <param name="e">The event arguments.</param>
private void OnSliceChanged(object sender, PlObjectEventArgs e)
{
// Call the changed event handler.
this.OnChanged();
}
/// <summary>
/// An event handler called when a slice has been added to the local slices list.
/// </summary>
/// <param name="sender">The sender object.</param>
/// <param name="e">The event arguments.</param>
private void OnSlicesAdded(object sender, PlObjectEventArgs<PlSlice> e)
{
// Add the slice.
this.OnAddSlice(e.Object);
}
/// <summary>
/// An event handler called when the user selects a PlanetLab person.
/// </summary>
/// <param name="sender">The sender object.</param>
/// <param name="e">The event arguments.</param>
private void OnSelected(object sender, PlObjectEventArgs<PlPerson> e)
{
// Set the result.
this.Result = e.Object;
// Set the dialog result.
this.DialogResult = DialogResult.OK;
}
// Private methods.
/// <summary>
/// An event handler called when the node has changed.
/// </summary>
/// <param name="sender">The sender object.</param>
/// <param name="e">The event arguments.</param>
private void OnNodeChanged(object sender, PlObjectEventArgs e)
{
this.Invoke(() =>
{
// Get the node.
PlNode node = e.Object as PlNode;
// Find the list view item corresponding to the node.
ListViewItem item = this.listViewNodes.Items.FirstOrDefault((ListViewItem it) =>
{
// Return true if the item corresponds to the same node.
return object.ReferenceEquals(node, it.Tag);
});
// If the item is not null.
if (null != item)
{
// Update the item.
item.SubItems[0].Text = node.Id.HasValue ? node.Id.Value.ToString() : string.Empty;
item.SubItems[1].Text = node.Hostname;
item.SubItems[2].Text = node.BootState;
item.SubItems[3].Text = node.Model;
item.SubItems[4].Text = node.Version;
item.SubItems[5].Text = node.DateCreated.HasValue ? node.DateCreated.Value.ToString() : string.Empty;
item.SubItems[6].Text = node.LastUpdated.HasValue ? node.LastUpdated.Value.ToString() : string.Empty;
item.SubItems[7].Text = node.NodeType;
item.ImageKey = ControlNodes.nodeImageKeys[(int)node.GetBootState()];
}
});
}
