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const Gdk = imports.gi.Gdk;
const GObject = imports.gi.GObject;
const Gtk = imports.gi.Gtk;
const Lang = imports.lang;
const TopbarNavButton = new Lang.Class({
Name: 'TopbarNavButton',
GTypeName: 'EosTopbarNavButton',
Extends: Gtk.Grid,
Properties: {
'back-button': GObject.ParamSpec.object('back-button', 'Back button',
'Topbar back button widget',
GObject.ParamFlags.READABLE,
Gtk.Button.$gtype),
'forward-button': GObject.ParamSpec.object('forward-button',
'Forward button', 'Topbar forward button widget',
GObject.ParamFlags.READABLE,
Gtk.Button.$gtype)
},
_init: function(props) {
props = props || {};
props.orientation = Gtk.Orientation.HORIZONTAL;
this.parent(props);
this._back_button = Gtk.Button.new_from_icon_name('go-previous-symbolic',
Gtk.IconSize.SMALL_TOOLBAR);
this._forward_button = Gtk.Button.new_from_icon_name('go-next-symbolic',
Gtk.IconSize.SMALL_TOOLBAR);
this._back_button.get_style_context().add_class('back');
this._forward_button.get_style_context().add_class('forward');
let is_rtl = (Gtk.Widget.get_default_direction() === Gtk.TextDirection.RTL);
if (is_rtl) {
this._back_button.get_style_context().add_class('rtl');
this._forward_button.get_style_context().add_class('rtl');
}
[this._back_button, this._forward_button].forEach(function (button) {
button.can_focus = false;
button.add_events(Gdk.EventMask.ENTER_NOTIFY_MASK |
Gdk.EventMask.LEAVE_NOTIFY_MASK);
button.connect('enter-notify-event', function (widget) {
let cursor = Gdk.Cursor.new_for_display(Gdk.Display.get_default(),
Gdk.CursorType.HAND1);
widget.window.set_cursor(cursor);
});
button.connect('leave-notify-event', function (widget) {
widget.window.set_cursor(null);
});
button.get_style_context().add_class(Gtk.STYLE_CLASS_LINKED);
});
this.add(this._back_button);
this.add(this._forward_button);
this._back_button.show();
this._forward_button.show();
},
get back_button() {
return this._back_button;
},
get forward_button() {
return this._forward_button;
}
});
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