[Gtk-sharp-list] Entry EditingDone Event

[McP]

El vie, 24-10-2003 a las 14:13, Luciano Callero escribió:
> Someone to help me on this? please?

Don't worry, be happy.

You could store the value when the return key was pressed.

void StoreProperty(object o, KeyPressEventArgs args)
{
	Gdk.EventKey key = args.Event;
	if(key.keyval == (uint) Gdk.Key.Return)
	{
		XXX.Property = entry1.Text;
	}
}

You must to add a KeyPressEvent to you entry.


> >Hi:
> >
> >I've a Gtk Window with an Entry Widget. This entry must update a value 
> >(store in a property) after end editing.
> >I think that the EditingDone event that inherit from other its the correct, 
> >beacause i need to update when is changed in the entry and not when is 
> >change by Programming.
> >
> >This is an "Example":
> >
> >class Test:Window
> >
> >     {
> >              public string EntryValue = "";
> >              static void Main()
> >              {
> >              Button button1 = new Button("Change The Entry");
> >               Entry entry1 = new Entry();
> >
> >              // All the code that initialize the window
> >
> >             button1.Clicked += new EventHandler(button1_clicked);
> >             entry1.EditingDonde += new EventHandler(entry1_editingdone);
> >             entry1.OnChange += new  EventHandler(entry1_onchange);
> >            }
> >
> >           public void button1_clicked(System.Object Sender, EventArgs 
> >args)
> >           {
> >                     entry1.Text = "Test of Change"; // This must not 
> >update the value
> >           }
> >
> >          public void entry1_editingdone(System.Object Sender, EventArgs 
> >args)
> >         {
> >                         // HERE Does Not Enter
> >                         EntryValue = ((Entry)Sender).Text;
> >         }
> >
> >        public void entry1_onchange(System.Object Sender, EventArgs args)
> >         {
> >                       Console.WriteLine("This is shown every time.");
> >          }
> >     }
> >
> >
> >I try 3 thinks:
> >1) Use OnChange event, but the problem was that on every key pressed (every 
> >value that is inserted) in the entry is updated automaticaly, and this will 
> >be very slow, beacause in realy i need to update a Row in a DataTable, and 
> >i must to search some positions and other thinks.
> >The other and the bigger problem is that, if i change the value of the 
> >entry internaly (like button1) it is fire the event onChange, and i must to 
> >use some "flag" and this is not very efficient. (Not for my)
> >2) The second idea that i have is to use EditingDone Event, but the problem 
> >is that it is never fires this event. I dont know if i'm using like it is.
> >
> >
> >The finally Question: Do i have to commit suicide? :) Do i need to start 
> >reading again?
> >Is there an event that is fire when end editing, but before that focus is 
> >lost. Like a Validate (in m$) event?
> >I'm using correctly the EditingDone Event?
> >
> >Thanks in advance.
> >
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> >
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-- 
McP <mariano.cano@hispalinux.es>