Note: This program is written on the basis of VS2005.
1. If you do not want the program to be displayed in the taskbar, set ShowInTaskbar of the form attribute to false;
2. If you want to minimize program startup, set the WindowState attribute of the form to Minimized. (Minimal, Normal, and Maximized)
3. Pull a policyicon control and add an Icon for the property icon of the policyicon control.
4. You can add a ContextMenuStrip right-click the NotifyIcon and choose menu_Notify.
5. In this example, the form maximization button is disabled. (Set the MaximizeBox attribute of the form to false)
6. Main Code:
# Region private method: Hide and hide the form (Exit)
Private void ExitMainForm ()
{
If (MessageBox. Show ("are you sure you want to exit the test data receiving program? "," Confirm to exit ", MessageBoxButtons. OKCancel, MessageBoxIcon. Question, MessageBoxDefaultButton. Button2) = DialogResult. OK)
{
This. policyicon. Visible = false;
This. Close ();
This. Dispose ();
Application. Exit ();
}
}
Private void HideMainForm ()
{
This. Hide ();
}
Private void ShowMainForm ()
{
This. Show ();
This. WindowState = FormWindowState. Normal;
This. Activate ();
}
# Endregion # Right-click the region menu and choose "hide" to exit.
Private void menuItem_Show_Click (object sender, EventArgs e)
{
ShowMainForm ();
}
Private void menuItem_Hide_Click (object sender, EventArgs e)
{
HideMainForm ();
}
Private void menuItem_Exit_Click (object sender, EventArgs e)
{
ExitMainForm ();
}
# Endregion # display the form when double-clicking the tray icon
Private void policyicon_doubleclick (object sender, EventArgs e)
{
If (this. WindowState = FormWindowState. Normal)
{
This. WindowState = FormWindowState. Minimized;
HideMainForm ();
}
Else if (this. WindowState = FormWindowState. Minimized)
{
ShowMainForm ();
}
}
# Endregion
# When the region point is minimized, it is minimized to the tray.
Private void frmMain_SizeChanged (object sender, EventArgs e)
{
If (this. WindowState = FormWindowState. Minimized)
{
HideMainForm ();
}
}
# Endregion
# Minimize the number of region forms to the tray when the form is closed
Private void frmMain_FormClosing (object sender, FormClosingEventArgs e)
{
E. Cancel = true;
HideMainForm ();
}
# Endregion