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using GLib;
namespace Caribou {
public class KeyModel : GLib.Object, IScannableItem, IKeyboardObject {
public string align { get; set; default = "center"; }
public double width { get; set; default = 1.0; }
public string toggle { get; set; default = ""; }
public bool show_subkeys { get; private set; default = false; }
public string name { get; private set; }
public uint keyval { get; private set; }
public bool scan_stepping { get; internal set; }
private bool _scan_selected;
public bool scan_selected {
get {
return _scan_selected;
}
internal set {
_scan_selected = value;
if (_scan_selected)
activate ();
}
}
private uint hold_tid;
private XAdapter xadapter;
private Gee.ArrayList<KeyModel> extended_keys;
public signal void key_pressed ();
public signal void key_released ();
public signal void key_hold_end ();
public signal void key_hold ();
public KeyModel (string name) {
this.name = name;
xadapter = XAdapter.get_default();
keyval = Gdk.keyval_from_name (name);
extended_keys = new Gee.ArrayList<KeyModel> ();
}
internal void add_subkey (KeyModel key) {
key.key_activated.connect(on_subkey_activated);
extended_keys.add (key);
}
private void on_subkey_activated (KeyModel key) {
key_activated (key);
show_subkeys = false;
}
public void press () {
hold_tid = GLib.Timeout.add(1000, on_key_held);
key_pressed();
}
public void release () {
key_released();
if (hold_tid != 0) {
GLib.Source.remove (hold_tid);
hold_tid = 0;
key_activated (this);
if (keyval != 0) {
xadapter.keyval_press(keyval);
xadapter.keyval_release(keyval);
}
} else {
key_hold_end ();
}
}
private bool on_key_held () {
hold_tid = 0;
if (extended_keys.size != 0)
show_subkeys = true;
key_hold ();
return false;
}
public KeyModel[] get_extended_keys () {
return (KeyModel[]) extended_keys.to_array ();
}
public KeyModel[] get_keys () {
Gee.ArrayList<KeyModel> all_keys = new Gee.ArrayList<KeyModel> ();
all_keys.add (this);
all_keys.add_all (extended_keys);
return (KeyModel[]) all_keys.to_array ();
}
public IKeyboardObject[] get_children () {
return (IKeyboardObject[]) extended_keys.to_array ();
}
public void activate () {
press ();
GLib.Timeout.add(200, () => { release (); return false; });
}
}
}
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