/* Copyright 2016 Software Freedom Conservancy Inc.
 * Copyright 2017 Jens Georg <mail@jensge.org>
 *
 * This software is licensed under the GNU LGPL (version 2.1 or later).
 * See the COPYING file in this distribution.
 */

 class DismissableTextView : Gtk.TextView {
    public signal void edit_done();

    public override bool key_press_event(Gdk.EventKey ev) {
        if (!(Gdk.ModifierType.CONTROL_MASK in ev.state)) {
            return base.key_press_event(ev);
        }

        if (Gdk.keyval_name(ev.keyval) == "KP_Enter" ||
            Gdk.keyval_name(ev.keyval) == "Return") {
            edit_done();
            return true;
        }

        return base.key_press_event(ev);
    }
 }

[GtkTemplate (ui = "/org/gnome/Shotwell/ui/multitextentrydialog.ui")]
public class MultiTextEntryDialog : Gtk.Dialog {
    public delegate bool OnModifyValidateType(string text);

    private unowned OnModifyValidateType on_modify_validate;
    [GtkChild]
    private unowned DismissableTextView entry;

    public MultiTextEntryDialog() {
        Object (use_header_bar: Resources.use_header_bar());

        entry.edit_done.connect(() => {response(Gtk.ResponseType.OK);});
    }

    public void setup(OnModifyValidateType? modify_validate, string title, string label, string? initial_text) {
        set_title(title);
        set_parent_window(AppWindow.get_instance().get_parent_window());
        set_transient_for(AppWindow.get_instance());
        on_modify_validate = modify_validate;

        entry.buffer.text = (initial_text != null ? initial_text : "");

        entry.grab_focus();
    }

    public string? execute() {
        string? text = null;

        show_all();

        if (run() == Gtk.ResponseType.OK)
            text = entry.buffer.text;

        destroy();

        return text;
    }
}