mirror of
https://github.com/xcp-ng/xenadmin.git
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245 lines
9.6 KiB
C#
245 lines
9.6 KiB
C#
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/* Copyright (c) Citrix Systems Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms,
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* with or without modification, are permitted provided
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* that the following conditions are met:
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*
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* * Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the
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* following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the
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* following disclaimer in the documentation and/or other
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* materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
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* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Data;
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using System.Drawing;
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using System.Text;
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using System.Windows.Forms;
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using XenAPI;
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using XenAdmin.Core;
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namespace XenAdmin.Dialogs
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{
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public partial class RoleSelectionDialog : XenDialogBase
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{
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private Subject[] subjects;
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private Pool pool;
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private Dictionary<Role, List<Subject>> roleAssignment;
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// Used to stop 'changes made' checks during a batch select
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bool batchChange = false;
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public RoleSelectionDialog()
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{
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InitializeComponent();
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}
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public RoleSelectionDialog(Subject[] subjects, Pool pool) : this()
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{
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this.subjects = subjects;
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this.pool = pool;
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roleAssignment = new Dictionary<Role,List<Subject>>();
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if (subjects.Length == 1)
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{
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Subject subject = subjects[0];
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string sName = (subject.DisplayName ?? subject.SubjectName ?? Messages.UNKNOWN_AD_USER).Ellipsise(30);
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if (subject.IsGroup)
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{
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labelBlurb.Text = String.Format(Messages.AD_SELECT_ROLE_GROUP, sName);
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pictureBoxSubjectType.Image = XenAdmin.Properties.Resources._000_UserAndGroup_h32bit_32;
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}
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else
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{
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labelBlurb.Text = String.Format(Messages.AD_SELECT_ROLE_USER, sName);
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pictureBoxSubjectType.Image = XenAdmin.Properties.Resources._000_User_h32bit_16;
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}
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}
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else
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{
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labelBlurb.Text = Messages.AD_SELECT_ROLE_MIXED;
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pictureBoxSubjectType.Image = XenAdmin.Properties.Resources._000_User_h32bit_16;
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}
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// Get the list of roles off the server and arrange them into rank
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List<Role> serverRoles = new List<Role>(pool.Connection.Cache.Roles);
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//hide basic permissions, we only want the roles.
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serverRoles.RemoveAll(delegate(Role r){return r.subroles.Count < 1;});
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serverRoles.Sort();
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serverRoles.Reverse();
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foreach (Role r in serverRoles)
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{
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roleAssignment.Add(r, new List<Subject>());
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}
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foreach (Subject s in subjects)
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{
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List<Role> subjectRoles = (List<Role>)pool.Connection.ResolveAll<Role>(s.roles);
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foreach (Role r in subjectRoles)
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{
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roleAssignment[r].Add(s);
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}
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}
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foreach (Role role in serverRoles)
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{
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DataGridViewRow r = new DataGridViewRow();
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DataGridViewCheckBoxCellEx c1 = new DataGridViewCheckBoxCellEx();
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c1.ThreeState = true;
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if (roleAssignment[role].Count == subjects.Length)
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{
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c1.Value = CheckState.Checked;
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c1.CheckState = CheckState.Checked;
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}
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else if (roleAssignment[role].Count == 0)
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{
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c1.Value = CheckState.Unchecked;
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c1.CheckState = CheckState.Unchecked;
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}
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else
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{
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c1.Value = CheckState.Indeterminate;
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c1.CheckState = CheckState.Indeterminate;
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}
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DataGridViewTextBoxCell c2 = new DataGridViewTextBoxCell();
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c2.Value = role.FriendlyName;
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r.Cells.Add(c1);
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r.Cells.Add(c2);
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r.Tag = role;
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gridRoles.Rows.Add(r);
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}
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setRoleDescription();
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}
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private void setRoleDescription()
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{
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if (gridRoles.SelectedRows.Count < 1)
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return;
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Role r = gridRoles.SelectedRows[0].Tag as Role;
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if (r == null)
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return;
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labelDescription.Text = r.FriendlyDescription;
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}
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private void buttonSave_Click(object sender, EventArgs e)
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{
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foreach (Subject s in subjects)
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{
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List<Role> rolesToAdd = new List<Role>();
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List<Role> rolesToRemove = new List<Role>();
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foreach (DataGridViewRow r in gridRoles.Rows)
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{
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bool check = (bool)r.Cells[0].Value;
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Role role = r.Tag as Role;
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if (check && !(roleAssignment[role].Contains(s)))
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rolesToAdd.Add(role);
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else if (!check && (roleAssignment[role].Contains(s)))
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rolesToRemove.Add(role);
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}
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XenAdmin.Actions.AddRemoveRolesAction a = new XenAdmin.Actions.AddRemoveRolesAction(pool, s, rolesToAdd, rolesToRemove);
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a.RunAsync();
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}
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Close();
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}
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private bool changesMade()
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{
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foreach (DataGridViewRow r in gridRoles.Rows)
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{
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Role role = r.Tag as Role;
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DataGridViewCheckBoxCellEx c = r.Cells[0] as DataGridViewCheckBoxCellEx;
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if (c.CheckState == CheckState.Checked && roleAssignment[role].Count < subjects.Length)
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{
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return true;
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}
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else if (c.CheckState == CheckState.Unchecked && roleAssignment[role].Count > 0)
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{
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return true;
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}
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// Don't care about intermediate values, it's not possible to set them in the dialog
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}
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return false;
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}
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private void buttonCancel_Click(object sender, EventArgs e)
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{
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Close();
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}
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private void gridRoles_SelectionChanged(object sender, EventArgs e)
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{
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setRoleDescription();
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}
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// We want to allow the user to select rows without changing the check boxes so they can browse the descriptions
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// so handle mouseclicks only on the check box column
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// Only allow them to select a single role, which also means all that tri state rubbish dissapears as soon as they make a selection
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private void gridRoles_CellContentClick(object sender, DataGridViewCellEventArgs e)
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{
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if (e.ColumnIndex != 0 || e.RowIndex < 0 || batchChange)
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return;
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selectIndex(e.RowIndex);
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buttonSave.Enabled = changesMade();
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}
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// We want to allow the user to select rows without changing the check boxes so they can browse the descriptions
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// but we want it to be keyboard accessible. Capture the select keypress and toggle the checkbox
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private void gridRoles_KeyPress(object sender, KeyPressEventArgs e)
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{
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// makes assumption about multiselect
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System.Diagnostics.Trace.Assert(!gridRoles.MultiSelect);
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if (batchChange || e.KeyChar != ' ')
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return;
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selectIndex(gridRoles.SelectedRows[0].Index);
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buttonSave.Enabled = changesMade();
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}
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private void selectIndex(int i)
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{
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batchChange = true;
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foreach (DataGridViewRow r in gridRoles.Rows)
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{
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if (i == r.Index)
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{
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r.Cells[0].Value = true;
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((DataGridViewCheckBoxCellEx)(r.Cells[0])).CheckState = CheckState.Checked;
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continue;
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}
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r.Cells[0].Value = false;
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((DataGridViewCheckBoxCellEx)(r.Cells[0])).CheckState = CheckState.Unchecked;
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}
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batchChange = false;
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}
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// Data grid view check box cells dont commit their value immeadiately, though the UI updates (edit mode).
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// To prevent messing around we handle the check state value ourselves.
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class DataGridViewCheckBoxCellEx : DataGridViewCheckBoxCell
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{
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public CheckState CheckState = CheckState.Unchecked;
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}
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}
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}
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