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using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
namespace Tomboy
{
public class XKeybinder : IKeybinder
{
[DllImport("libtomboy")]
static extern void tomboy_keybinder_init ();
[DllImport("libtomboy")]
static extern void tomboy_keybinder_bind (string keystring,
BindkeyHandler handler);
[DllImport("libtomboy")]
static extern void tomboy_keybinder_unbind (string keystring,
BindkeyHandler handler);
public delegate void BindkeyHandler (string key, IntPtr user_data);
List<Binding> bindings;
BindkeyHandler key_handler;
struct Binding {
internal string keystring;
internal EventHandler handler;
}
public XKeybinder ()
{
bindings = new List<Binding> ();
key_handler = new BindkeyHandler (KeybindingPressed);
tomboy_keybinder_init ();
}
void KeybindingPressed (string keystring, IntPtr user_data)
{
foreach (Binding bind in bindings) {
if (bind.keystring == keystring) {
bind.handler (this, new EventArgs ());
}
}
}
public void Bind (string keystring,
EventHandler handler)
{
Binding bind = new Binding ();
bind.keystring = keystring;
bind.handler = handler;
bindings.Add (bind);
tomboy_keybinder_bind (bind.keystring, key_handler);
}
public void Unbind (string keystring)
{
foreach (Binding bind in bindings) {
if (bind.keystring == keystring) {
tomboy_keybinder_unbind (bind.keystring,
key_handler);
bindings.Remove (bind);
break;
}
}
}
public virtual void UnbindAll ()
{
foreach (Binding bind in bindings) {
tomboy_keybinder_unbind (bind.keystring, key_handler);
}
bindings.Clear ();
}
[DllImport("libtomboy")]
static extern bool egg_accelerator_parse_virtual (string keystring,
out uint keysym,
out uint virtual_mods);
[DllImport("libtomboy")]
static extern void egg_keymap_resolve_virtual_modifiers (
IntPtr keymap,
uint virtual_mods,
out Gdk.ModifierType real_mods);
public bool GetAccelKeys (string gconf_path,
out uint keyval,
out Gdk.ModifierType mods)
{
keyval = 0;
mods = 0;
try {
string binding = (string) Preferences.Get (gconf_path);
if (binding == null ||
binding == String.Empty ||
binding == "disabled")
return false;
uint virtual_mods = 0;
if (!egg_accelerator_parse_virtual (binding,
out keyval,
out virtual_mods))
return false;
Gdk.Keymap keymap = Gdk.Keymap.Default;
egg_keymap_resolve_virtual_modifiers (keymap.Handle,
virtual_mods,
out mods);
return true;
} catch {
return false;
}
}
}
}
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