xenadmin/XenAdmin/Wizards/GenericPages/NewVMGroupVMsPage.cs
Mihaela Stoica bd36a85bff CP-4816: Initial commit to git repo
Signed-off-by: Mihaela Stoica <mihaela.stoica@citrix.com>
2013-06-24 12:41:48 +01:00

341 lines
12 KiB
C#

/* Copyright (c) Citrix Systems Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms,
* with or without modification, are permitted provided
* that the following conditions are met:
*
* * Redistributions of source code must retain the above
* copyright notice, this list of conditions and the
* following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the
* following disclaimer in the documentation and/or other
* materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
using System;
using System.ComponentModel;
using System.Collections.Generic;
using System.Drawing;
using System.Windows.Forms;
using XenAdmin.Actions;
using XenAdmin.Commands;
using XenAdmin.Controls;
using XenAdmin.Core;
using XenAdmin.SettingsPanels;
using XenAPI;
namespace XenAdmin.Wizards.GenericPages
{
// This design for this class is in NewVMGroupVMsPageBase: see notes there.
public class NewVMGroupVMsPage<T> : NewVMGroupVMsPageBase where T : XenObject<T>
{
private Pool _pool;
public Pool Pool
{
get { return _pool; }
set
{
_pool = value;
if (_pool != null)
label1.Text = string.Format(Helpers.IsPool(_pool.Connection) ? Messages.VMS_IN_POOL : Messages.VMS_IN_SERVER,
_pool.Name.Ellipsise(60));
label2.Text = VMGroup<T>.ChooseVMsPage_Rubric;
dataGridView1.Columns["ColumnCurrentGroup"].HeaderText = VMGroup<T>.ChooseVMsPage_CurrentGroup;
}
}
public NewVMGroupVMsPage()
{
SelectedVMs = new List<VM>();
dataGridView1.SortCompare += dataGridView1_SortCompare;
}
public override string Text
{
get { return VMGroup<T>.ChooseVMsPage_Text; }
}
public override string SubText
{
get { return labelCounterVMs.Text; }
}
public override string HelpID
{
get { return VMGroup<T>.ChooseVMsPage_HelpID; }
}
public override Image Image
{
get { return Properties.Resources._000_VM_h32bit_16; }
}
public override string PageTitle
{
get { return VMGroup<T>.ChooseVMsPage_Title; }
}
[Browsable(false)]
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
internal List<VM> SelectedVMs { get; set; }
public string GroupName { private get; set; }
public List<XenRef<VM>> SelectedVMsRefs
{
get { return SelectedVMs.ConvertAll<XenRef<VM>>(converter); }
}
private static XenRef<VM> converter(VM vm)
{
return new XenRef<VM>(vm.opaque_ref);
}
protected override void searchTextBox1_TextChanged(object sender, System.EventArgs e)
{
if (Pool != null)
{
var sortedColumn = dataGridView1.SortedColumn;
var sortOrder = dataGridView1.SortOrder;
dataGridView1.Rows.Clear();
foreach (var vm in Pool.Connection.Cache.VMs)
{
if (searchTextBox1.Matches(vm.Name) && vm.is_a_real_vm)
dataGridView1.Rows.Add(new VMDataGridViewRow(SelectedVMs.Contains(vm), vm));
}
if (sortOrder != SortOrder.None && sortedColumn != null)
dataGridView1.Sort(sortedColumn, (sortOrder == SortOrder.Ascending) ? ListSortDirection.Ascending : ListSortDirection.Descending);
UpdateCounterLabelAndButtons();
}
}
private void UpdateCounterLabelAndButtons()
{
labelCounterVMs.Text = SelectedVMs.Count == 1 ? Messages.ONE_VM_SELECTED : string.Format(Messages.MOREONE_VM_SELECTED, SelectedVMs.Count);
buttonClearAll.Enabled = SelectedVMs.Count > 0;
buttonSelectAll.Enabled = SelectedVMs.Count < dataGridView1.RowCount;
}
// How to sort the VMs in the grid view: CA-69817
void dataGridView1_SortCompare(object sender, DataGridViewSortCompareEventArgs e)
{
e.Handled = false;
bool sortByName = false;
if (e.Column == ColumnCheckBox)
{
// Sort by check mark first, then by name
int checked1 = (bool)e.CellValue1 ? 1 : 0;
int checked2 = (bool)e.CellValue2 ? 1 : 0;
if (checked1 != checked2)
{
e.SortResult = checked2 - checked1;
e.Handled = true;
}
else
sortByName = true;
}
if (e.Column == ColumnName || sortByName)
{
// In order to sort by name, we actually use the built-in VM sort.
// This ensures we use the correct name sorting, and gives a consistent tie-breaker.
VM vm1 = ((VMDataGridViewRow)dataGridView1.Rows[e.RowIndex1]).Vm;
VM vm2 = ((VMDataGridViewRow)dataGridView1.Rows[e.RowIndex2]).Vm;
e.SortResult = vm1.CompareTo(vm2);
e.Handled = true;
}
// For any other column, we fall off the end of this function with e.Handled still false,
// and let the framework handle it.
}
private class VMDataGridViewRow : DataGridViewRow
{
private DataGridViewCheckBoxCell _selectedCell = new DataGridViewCheckBoxCell();
private DataGridViewTextBoxCell _nameCell = new DataGridViewTextBoxCell();
private DataGridViewTextBoxCell _descriptionCell = new DataGridViewTextBoxCell();
private DataGridViewTextBoxCell _currentGroupCell = new DataGridViewTextBoxCell();
public readonly VM Vm;
public VMDataGridViewRow(bool selected, VM vm)
{
Vm = vm;
Cells.Add(_selectedCell);
Cells.Add(_nameCell);
Cells.Add(_descriptionCell);
Cells.Add(_currentGroupCell);
Refresh(selected);
}
void Refresh(bool selected)
{
_selectedCell.Value = selected;
_nameCell.Value = Vm.Name;
_descriptionCell.Value = Vm.Description;
T group = Vm.Connection.Resolve(VMGroup<T>.VmToGroup(Vm));
_currentGroupCell.Value = group == null ? Messages.NONE : group.Name;
}
}
public override void PageLoaded(PageLoadedDirection direction)
{
base.PageLoaded(direction);
RefreshTab(null);
}
private T _group = null;
private void RefreshTab(T group)
{
_group = group;
if (Pool != null)
{
dataGridView1.Rows.Clear();
foreach (var vm in Pool.Connection.Cache.VMs)
{
int index = 0;
if (vm.is_a_real_vm && vm.Show(Properties.Settings.Default.ShowHiddenVMs))
{
bool selected = group != null && VMGroup<T>.GroupToVMs(group).Contains(new XenRef<VM>(vm.opaque_ref));
index = dataGridView1.Rows.Add(new VMDataGridViewRow(selected, vm));
if (SelectedVMs.Contains(vm))
dataGridView1.Rows[index].Cells[0].Value = true;
else if (selected && !SelectedVMs.Contains(vm))
SelectedVMs.Add(vm);
}
}
dataGridView1.Sort(ColumnCheckBox, ListSortDirection.Ascending);
dataGridView1.AutoResizeColumns();
}
UpdateCounterLabelAndButtons();
}
protected override void dataGridView1_CellClick(object sender, DataGridViewCellEventArgs e)
{
if (e.ColumnIndex == 0 && e.RowIndex >= 0)
{
dataGridView1.Rows[e.RowIndex].Cells[0].Value = !(bool)dataGridView1.Rows[e.RowIndex].Cells[0].Value;
}
}
protected override void dataGridView1_CellValueChanged(object sender, DataGridViewCellEventArgs e)
{
if (e.ColumnIndex != 0 || e.RowIndex < 0 && e.RowIndex >= dataGridView1.RowCount)
return;
var row = dataGridView1.Rows[e.RowIndex] as VMDataGridViewRow;
if (row != null)
{
if ((bool)row.Cells[0].Value)
{
if (!SelectedVMs.Contains(row.Vm))
SelectedVMs.Add(row.Vm);
}
else
SelectedVMs.Remove(row.Vm);
}
UpdateCounterLabelAndButtons();
}
protected override void dataGridView1_RowStateChanged(object sender, DataGridViewRowStateChangedEventArgs e)
{
if ((e.Row.State & DataGridViewElementStates.Selected) != 0)
e.Row.Selected = false;
}
public override void PageLeave(PageLoadedDirection direction, ref bool cancel)
{
if (direction == PageLoadedDirection.Back)
return;
if (!userAcceptsWarning())
cancel = true;
base.PageLeave(direction, ref cancel);
}
private bool userAcceptsWarning()
{
string groupName = (_group != null) ? _group.Name : GroupName;
return AssignGroupToolStripMenuItem<T>.AssignGroupToVMCommand.ChangesOK(SelectedVMs, _group, groupName);
}
protected override void buttonClearAll_Click(object sender, EventArgs e)
{
foreach (DataGridViewRow dataGridViewRow in dataGridView1.Rows)
{
dataGridViewRow.Cells[0].Value = false;
}
}
protected override void buttonSelectAll_Click(object sender, EventArgs e)
{
foreach (DataGridViewRow dataGridViewRow in dataGridView1.Rows)
{
dataGridViewRow.Cells[0].Value = true;
}
}
#region IEditPage implementation
public override AsyncAction SaveSettings()
{
return VMGroup<T>.AssignVMsToGroupAction(_clone, SelectedVMsRefs);
}
private T _clone;
public override void SetXenObjects(IXenObject orig, IXenObject clone)
{
_clone = (T)clone;
Pool = Helpers.GetPoolOfOne(_clone.Connection);
RefreshTab(_clone);
}
public override bool ValidToSave
{
get { return userAcceptsWarning(); }
}
public override void ShowLocalValidationMessages()
{
}
public override void Cleanup()
{
dataGridView1.Rows.Clear();
}
public override bool HasChanged
{
get
{
return (!Helpers.CompareLists(SelectedVMsRefs, VMGroup<T>.GroupToVMs(_clone)));
}
}
#endregion
}
}