private void BtnAddClick(object sender, EventArgs e)
{
using (var dialog = new AddConditionDialog(ServiceProvider, null))
{
if (dialog.ShowDialog() != DialogResult.OK)
{
return;
}
var newItem = dialog.Item;
var listViewItem = new ConditionListViewItem(newItem);
lvConditions.Items.Add(listViewItem);
listViewItem.Selected = true;
}
InformChanges();
}
public AddPreConditionDialog(IServiceProvider serviceProvider, PreConditionItem existing)
: base(serviceProvider)
{
InitializeComponent();
Item = existing ?? new PreConditionItem(null);
if (existing != null)
{
txtName.Text = Item.Name;
cbUsing.SelectedIndex = (int)Item.PatternSyntax;
cbGrouping.SelectedIndex = (int)Item.LogicalGrouping;
foreach (var condition in Item.Conditions)
{
lvConditions.Items.Add(new ConditionListViewItem(condition));
}
}
var container = new CompositeDisposable();
FormClosed += (sender, args) => container.Dispose();
container.Add(
Observable.FromEventPattern <EventArgs>(btnAdd, "Click")
.ObserveOn(System.Threading.SynchronizationContext.Current)
.Subscribe(evt =>
{
var dialog = new AddConditionDialog(ServiceProvider, null);
if (dialog.ShowDialog() != DialogResult.OK)
{
return;
}
var newItem = dialog.Item;
Item.Conditions.Add(newItem);
var listViewItem = new ConditionListViewItem(newItem);
lvConditions.Items.Add(listViewItem);
listViewItem.Selected = true;
}));
container.Add(
Observable.FromEventPattern <EventArgs>(btnRemove, "Click")
.ObserveOn(System.Threading.SynchronizationContext.Current)
.Subscribe(evt =>
{
var dialog = (IManagementUIService)GetService(typeof(IManagementUIService));
if (
dialog.ShowMessage("Are you sure that you want to remove the selected condition?", "Confirm Remove",
MessageBoxButtons.YesNoCancel, MessageBoxIcon.Question, MessageBoxDefaultButton.Button1) !=
DialogResult.Yes)
{
return;
}
var listViewItem = ((ConditionListViewItem)lvConditions.SelectedItems[0]);
listViewItem.Remove();
var item = listViewItem.Item;
Item.Conditions.Remove(item);
}));
container.Add(
Observable.FromEventPattern <EventArgs>(btnEdit, "Click")
.ObserveOn(System.Threading.SynchronizationContext.Current)
.Subscribe(evt =>
{
var listViewItem = ((ConditionListViewItem)lvConditions.SelectedItems[0]);
var dialog = new AddConditionDialog(ServiceProvider, listViewItem.Item);
if (dialog.ShowDialog() != DialogResult.OK)
{
return;
}
listViewItem.Update();
}));
container.Add(
Observable.FromEventPattern <EventArgs>(btnMoveDown, "Click")
.ObserveOn(System.Threading.SynchronizationContext.Current)
.Subscribe(evt =>
{
var listViewItem = ((ConditionListViewItem)lvConditions.SelectedItems[0]);
var index = listViewItem.Index;
var item = listViewItem.Item;
Item.Conditions.RemoveAt(index);
listViewItem.Remove();
Item.Conditions.Insert(index + 1, item);
lvConditions.Items.Insert(index + 1, listViewItem);
listViewItem.Selected = true;
}));
container.Add(
Observable.FromEventPattern <EventArgs>(btnMoveUp, "Click")
.ObserveOn(System.Threading.SynchronizationContext.Current)
.Subscribe(evt =>
{
var listViewItem = ((ConditionListViewItem)lvConditions.SelectedItems[0]);
var index = listViewItem.Index;
var item = listViewItem.Item;
Item.Conditions.RemoveAt(index);
listViewItem.Remove();
Item.Conditions.Insert(index - 1, item);
lvConditions.Items.Insert(index - 1, listViewItem);
listViewItem.Selected = true;
}));
container.Add(
Observable.FromEventPattern <ListViewItemSelectionChangedEventArgs>(lvConditions, "ItemSelectionChanged")
.ObserveOn(System.Threading.SynchronizationContext.Current)
.Subscribe(evt =>
{
var hasSelection = lvConditions.SelectedItems.Count > 0;
btnRemove.Enabled = btnEdit.Enabled = hasSelection;
btnMoveDown.Enabled = hasSelection && lvConditions.SelectedItems[0].Index < lvConditions.Items.Count - 1;
btnMoveUp.Enabled = hasSelection && lvConditions.SelectedItems[0].Index > 0;
}));
container.Add(
Observable.FromEventPattern <EventArgs>(txtName, "TextChanged")
.Sample(TimeSpan.FromSeconds(1))
.ObserveOn(System.Threading.SynchronizationContext.Current)
.Subscribe(evt =>
{
btnOK.Enabled = !string.IsNullOrWhiteSpace(txtName.Text);
}));
container.Add(
Observable.FromEventPattern <EventArgs>(btnOK, "Click")
.ObserveOn(System.Threading.SynchronizationContext.Current)
.Subscribe(evt =>
{
Item.Name = txtName.Text;
Item.PatternSyntax = cbUsing.SelectedIndex;
Item.LogicalGrouping = cbGrouping.SelectedIndex;
Item.Conditions.Clear();
foreach (ConditionListViewItem item in lvConditions.Items)
{
Item.Conditions.Add(item.Item);
}
DialogResult = DialogResult.OK;
}));
}
