private void AddSirenEvent()
{
SirenEventForm seForm = new SirenEventForm();
seForm.Timestamp = SirenEvent.GetCurretnTimestamp();
seForm.dateTimePicker1.Value = DateTime.Now;
seForm.dateTimePicker1.Value = seForm.dateTimePicker1.Value.AddHours(24);
seForm.textBox1.Text = "";
EventFormDisplayed = true;
DialogResult result = seForm.ShowDialog(this);
EventFormDisplayed = false;
if (result == DialogResult.Cancel)
{
return;
}
SirenEvent se = new SirenEvent(
seForm.dateTimePicker1.Value,
seForm.textBox1.Text
);
sirenEvents.Add(se);
try {
sirenEvents.Flush();
} catch (Exception e) {
MessageBox.Show(e.ToString());
return;
}
AddListItem(se);
}
private void EditSirenEvent()
{
ListView.SelectedListViewItemCollection lvs = listView1.SelectedItems;
if (1 != lvs.Count)
{
return;
}
SirenEvent se;
try {
se = sirenEvents.Find(Int32.Parse(lvs[0].Name));
} catch (Exception e) {
MessageBox.Show(e.ToString());
return;
}
if (null == se)
{
MessageBox.Show("Item not found");
}
SirenEventForm seForm = new SirenEventForm();
seForm.Timestamp = se.Timestamp;
seForm.dateTimePicker1.Value = se.DateTimeFromTimestamp;
seForm.textBox1.Text = se.EventText;
EventFormDisplayed = true;
DialogResult result = seForm.ShowDialog(this);
EventFormDisplayed = false;
if (result == DialogResult.Cancel)
{
return;
}
SirenEvent newSe = new SirenEvent(
seForm.dateTimePicker1.Value,
seForm.textBox1.Text
);
sirenEvents.Remove(se.Timestamp);
sirenEvents.Add(newSe);
try {
sirenEvents.Flush();
} catch (Exception e) {
MessageBox.Show(e.ToString());
return;
}
lvs[0].Remove();
AddListItem(newSe);
}
public SirenEvent FindExpired()
{
Int32 timestamp = SirenEvent.GetCurretnTimestamp();
foreach (SirenEvent se in items)
{
if (se.Timestamp <= timestamp)
{
return(se);
}
}
return(null);
}
public static void Main(string[] args)
{
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
try {
SirenEvents = new SirenEvents(eventsFilePath);
} catch (Exception e) {
MessageBox.Show(e.ToString());
Application.Exit();
}
bool isFirstInstance;
// Please use a unique name for the mutex to prevent conflicts with other programs
string appName = System.Reflection.Assembly.GetExecutingAssembly().GetName().Name;
using (Mutex mtx = new Mutex(true, appName, out isFirstInstance)) {
if (isFirstInstance)
{
NotificationIcon notificationIcon = new NotificationIcon();
notificationIcon.notifyIcon.Visible = true;
timer = new System.Windows.Forms.Timer();
timer.Tick += delegate(object sender, EventArgs e)
{
SirenEvent se = SirenEvents.FindExpired();
if (null != se)
{
ShowSirenEventsForm(true, se.EventText);
}
};
timer.Interval = 2000;
timer.Enabled = true;
timer.Start();
Application.Run();
notificationIcon.notifyIcon.Dispose();
}
else
{
// The application is already running
MessageBox.Show(
"Application already running, look at system tray icon",
"Application already running",
MessageBoxButtons.OK,
MessageBoxIcon.Asterisk
);
}
} // releases the Mutex
}
public int CompareTo(object obj)
{
if (null == obj)
{
return(1);
}
SirenEvent otherSirenEvent = obj as SirenEvent;
if (otherSirenEvent != null)
{
return(this.Timestamp.CompareTo(otherSirenEvent.Timestamp));
}
throw new ArgumentException("Object is not a SirenEvent");
}
void SirenEventsFormLoad(object sender, EventArgs e)
{
Int32 currentTimestamp = SirenEvent.GetCurretnTimestamp();
sirenEvents = NotificationIcon.SirenEvents;
listView1.ListViewItemSorter =
new ListViewItemComparer(
(-1 != sortColumn ? sortColumn : 0),
listView1.Sorting
);
foreach (SirenEvent se in sirenEvents)
{
AddListItem(se);
}
}
protected void AddListItem(SirenEvent se)
{
string key = se.Timestamp.ToString();
ListViewItem lvi =
listView1.Items.Add(
key,
se.DateTimeFromTimestamp.ToString(),
""
);
lvi.SubItems.Add(se.EventText);
if (se.Expired)
{
lvi.BackColor = Color.Pink;
}
listView1.Sort();
listView1.Items[key].Selected = true;
}
public void Add(SirenEvent se)
{
items.Add(se);
}