protected override bool CanExecuteCore(SelectedItemCollection selection)
{
if (_slr != null && selection.ContainsOneItemOfType<VDI>())
{
VDI vdi = (VDI)selection[0].XenObject;
var deleteCommand = new DeleteVirtualDiskCommand(MainWindowCommandInterface, vdi);
return vdi.sm_config.ContainsKey("SVID") && !string.IsNullOrEmpty(vdi.sm_config["SVID"]) && deleteCommand.CanExecute();
}
return false;
}
protected override bool CanExecuteCore(SelectedItemCollection selection)
{
if (_slr != null && selection.ContainsOneItemOfType <VDI>())
{
VDI vdi = (VDI)selection[0].XenObject;
var deleteCommand = new DeleteVirtualDiskCommand(MainWindowCommandInterface, vdi);
return(vdi.sm_config.ContainsKey("SVID") && !string.IsNullOrEmpty(vdi.sm_config["SVID"]) && deleteCommand.CanExecute());
}
return(false);
}
private void removeVirtualDisk_Click(object sender, EventArgs e)
{
SelectedItemCollection vdis = SelectedVDIs;
DeleteVirtualDiskCommand cmd = new DeleteVirtualDiskCommand(Program.MainWindow, vdis);
cmd.AllowMultipleVBDDelete = true;
if (cmd.CanExecute())
cmd.Execute();
}
private void removeContextMenuStrip_Opening(object sender, CancelEventArgs e)
{
removeContextMenuStrip.Items.Clear();
SelectedItemCollection vdis = SelectedVDIs;
if (vdis.Count > 0)
{
Command cmd = new DeleteVirtualDiskCommand(Program.MainWindow, vdis);
removeContextMenuStrip.Items.Add(new CommandToolStripMenuItem(cmd, Messages.DELETE_VIRTUAL_DISK));
cmd = new RemoveStorageLinkVolumeCommand(Program.MainWindow, sr.StorageLinkRepository(Program.StorageLinkConnections), vdis);
removeContextMenuStrip.Items.Add(new CommandToolStripMenuItem(cmd, Messages.DELETE_SL_VOLUME_CONTEXT_MENU_ELIPS));
}
}
private void RefreshButtons()
{
bool srLocked = sr == null || sr.Locked;
SelectedItemCollection vdis = SelectedVDIs;
// Delete button
DeleteVirtualDiskCommand deleteCmd = new DeleteVirtualDiskCommand(Program.MainWindow, vdis);
// User has visibility that this disk is related to all it's VM. Allow deletion with multiple VBDs (non default behaviour),
// but don't allow them to delete if a running vm is using the disk (default behaviour).
deleteCmd.AllowMultipleVBDDelete = true;
if (deleteCmd.CanExecute())
{
RemoveButton.Enabled = true;
RemoveButtonContainer.RemoveAll();
}
else
{
RemoveButton.Enabled = false;
RemoveButtonContainer.SetToolTip(deleteCmd.ToolTipText);
}
// Move button
Command moveCmd = MoveMigrateCommand(vdis);
if (moveCmd.CanExecute())
{
buttonMove.Enabled = true;
toolTipContainerMove.RemoveAll();
}
else
{
buttonMove.Enabled = false;
toolTipContainerMove.SetToolTip(moveCmd.ToolTipText);
}
// Rescan button
if (srLocked)
{
buttonRefresh.Enabled = false;
}
else if (HelpersGUI.BeingScanned(sr))
{
buttonRefresh.Enabled = false;
toolTipContainerRescan.SetToolTip(Messages.SCAN_IN_PROGRESS_TOOLTIP);
}
else
{
buttonRefresh.Enabled = true;
toolTipContainerRescan.RemoveAll();
}
// Add VDI button
addVirtualDiskButton.Enabled = !srLocked;
// Properties button
if (vdis.Count == 1)
{
VDI vdi = vdis.AsXenObjects<VDI>()[0];
EditButton.Enabled = !srLocked && !vdi.is_a_snapshot && !vdi.Locked;
}
else
EditButton.Enabled = false;
// Remove drop down button
removeDropDownButton.Enabled = deleteCmd.CanExecute();
}
private void contextMenuStrip_Opening(object sender, CancelEventArgs e)
{
SelectedItemCollection vdis = SelectedVDIs;
if (vdis.Count == 0)
return;
contextMenuStrip1.Items.Clear();
DeleteVirtualDiskCommand deleteCmd = new DeleteVirtualDiskCommand(Program.MainWindow, vdis);
contextMenuStrip1.Items.Add(new CommandToolStripMenuItem(deleteCmd, true));
contextMenuStrip1.Items.Add(new CommandToolStripMenuItem(MoveMigrateCommand(vdis), true));
contextMenuStrip1.Items.Add(editVirtualDiskToolStripMenuItem);
editVirtualDiskToolStripMenuItem.Enabled = vdis.Count == 1 && !vdis.AsXenObjects<VDI>()[0].is_a_snapshot;
}
private void DeleteDriveButton_Click(object sender, EventArgs e)
{
List<VBDRow> rows = SelectedVBDRows;
if (rows == null)
return;
List<SelectedItem> l = new List<SelectedItem>();
foreach (VBDRow r in rows)
l.Add(new SelectedItem(r.VDI));
DeleteVirtualDiskCommand cmd = new DeleteVirtualDiskCommand(Program.MainWindow, l);
// User has visibility that this disk in use by this VM. Allow unplug + delete in single step (non default behaviour),
// but only if we are the only VBD (default behaviour)
cmd.AllowRunningVMDelete = true;
if (cmd.CanExecute())
cmd.Execute();
}
private void UpdateButtons()
{
AttachVirtualDiskCommand attachCmd = new AttachVirtualDiskCommand(Program.MainWindow, vm);
AttachButton.Enabled = attachCmd.CanExecute();
AddButton.Enabled = attachCmd.CanExecute();
List<VBDRow> vbdRows = SelectedVBDRows;
if (dataGridViewStorage.Rows.Count == 0 || vbdRows == null || vm == null)
{
DeactivateButton.Enabled = false;
DetachDriveButton.Enabled = false;
DeleteDriveButton.Enabled = false;
EditButton.Enabled = false;
MoveButton.Enabled = false;
return;
}
EditButton.Enabled = vbdRows.Count == 1 && !vbdRows[0].VBD.Locked && !vbdRows[0].VDI.Locked;
List<SelectedItem> selectedVDIs = new List<SelectedItem>();
List<SelectedItem> selectedVBDs = new List<SelectedItem>();
foreach (VBDRow r in vbdRows)
{
selectedVDIs.Add(new SelectedItem(r.VDI));
selectedVBDs.Add(new SelectedItem(r.VBD));
}
DeleteVirtualDiskCommand deleteCmd = new DeleteVirtualDiskCommand(Program.MainWindow, selectedVDIs);
// User has visibility that this disk in use by this VM. Allow unplug + delete in single step (non default behaviour),
// but only if we are the only VBD (default behaviour)
deleteCmd.AllowRunningVMDelete = true;
if (deleteCmd.CanExecute())
{
DeleteButtonContainer.RemoveAll();
DeleteDriveButton.Enabled = true;
}
else
{
DeleteButtonContainer.SetToolTip(deleteCmd.ToolTipText);
DeleteDriveButton.Enabled = false;
}
Command activationCmd = null;
SelectedItemCollection vbdCol = new SelectedItemCollection(selectedVBDs);
if (vbdCol.AsXenObjects<VBD>().Find(delegate(VBD vbd) { return !vbd.currently_attached; }) == null)
{
// no VBDs are attached so we are deactivating
DeactivateButton.Text = Messages.DEACTIVATE;
activationCmd = new DeactivateVBDCommand(Program.MainWindow, selectedVBDs);
}
else
{
// this is the default cause in the mixed attached/detatched scenario. We try to activate all the selection
// The command error reports afterwards about the ones which are already attached
DeactivateButton.Text = Messages.ACTIVATE;
activationCmd = new ActivateVBDCommand(Program.MainWindow, selectedVBDs);
}
if (activationCmd.CanExecute())
{
DeactivateButtonContainer.RemoveAll();
DeactivateButton.Enabled = true;
}
else
{
DeactivateButtonContainer.SetToolTip(activationCmd.ToolTipText);
DeactivateButton.Enabled = false;
}
DetachVirtualDiskCommand detachCmd = new DetachVirtualDiskCommand(Program.MainWindow, selectedVDIs, vm);
if (detachCmd.CanExecute())
{
DetachButtonContainer.RemoveAll();
DetachDriveButton.Enabled = true;
}
else
{
DetachButtonContainer.SetToolTip(detachCmd.ToolTipText);
DetachDriveButton.Enabled = false;
}
// Move button
Command moveCmd = MoveMigrateCommand(selectedVDIs);
if (moveCmd.CanExecute())
{
MoveButton.Enabled = true;
MoveButtonContainer.RemoveAll();
}
else
{
MoveButton.Enabled = false;
MoveButtonContainer.SetToolTip(moveCmd.ToolTipText);
}
}
private void RemoveSelectedVdis()
{
SelectedItemCollection vdis = SelectedVDIs;
DeleteVirtualDiskCommand cmd = new DeleteVirtualDiskCommand(Program.MainWindow, vdis) {AllowMultipleVBDDelete = true};
if (cmd.CanExecute())
cmd.Execute();
}
private void RefreshButtons()
{
SelectedItemCollection vdis = SelectedVDIs;
// Delete button
// The user can see that this disk is attached to more than one VMs. Allow deletion of multiple VBDs (non default behaviour),
// but don't allow them to be deleted if a running vm is using the disk (default behaviour).
DeleteVirtualDiskCommand deleteCmd = new DeleteVirtualDiskCommand(Program.MainWindow, vdis) {AllowMultipleVBDDelete = true};
if (deleteCmd.CanExecute())
{
RemoveButton.Enabled = true;
RemoveButtonContainer.RemoveAll();
}
else
{
RemoveButton.Enabled = false;
RemoveButtonContainer.SetToolTip(deleteCmd.ToolTipText);
}
// Move button
Command moveCmd = MoveVirtualDiskDialog.MoveMigrateCommand(Program.MainWindow, vdis);
if (moveCmd.CanExecute())
{
buttonMove.Enabled = true;
toolTipContainerMove.RemoveAll();
}
else
{
buttonMove.Enabled = false;
toolTipContainerMove.SetToolTip(moveCmd.ToolTipText);
}
// Rescan button
if (sr == null || sr.Locked)
{
buttonRescan.Enabled = false;
}
else if (HelpersGUI.BeingScanned(sr))
{
buttonRescan.Enabled = false;
toolTipContainerRescan.SetToolTip(Messages.SCAN_IN_PROGRESS_TOOLTIP);
}
else
{
buttonRescan.Enabled = true;
toolTipContainerRescan.RemoveAll();
}
// Add VDI button
addVirtualDiskButton.Enabled = sr != null && !sr.Locked;
// Properties button
if (vdis.Count == 1)
{
VDI vdi = vdis.AsXenObjects<VDI>()[0];
EditButton.Enabled = sr != null && !sr.Locked && !vdi.is_a_snapshot && !vdi.Locked;
}
else
EditButton.Enabled = false;
}
