/*
   PrtView plugin for GtkRadiant
   Copyright (C) 2001 Geoffrey Dewan, Loki software and qeradiant.com

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   This library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with this library; if not, write to the Free Software
   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

// LoadPortalFileDialog.cpp : implementation file
//

#include "LoadPortalFileDialog.h"

#include <gtk/gtk.h>
#include <gtkutil/pointer.h>
#include "stream/stringstream.h"
#include "convert.h"
#include "gtkutil/pointer.h"

#include "qerplugin.h"

#include "prtview.h"
#include "portals.h"

static void dialog_button_callback(ui::Widget widget, gpointer data)
{
    int *loop, *ret;

    auto parent = widget.window();
    loop = (int *) g_object_get_data(G_OBJECT(parent), "loop");
    ret = (int *) g_object_get_data(G_OBJECT(parent), "ret");

    *loop = 0;
    *ret = gpointer_to_int(data);
}

static gint dialog_delete_callback(ui::Widget widget, GdkEvent *event, gpointer data)
{
    widget.hide();
    int *loop = (int *) g_object_get_data(G_OBJECT(widget), "loop");
    *loop = 0;
    return TRUE;
}

static void change_clicked(ui::Widget widget, gpointer data)
{
    char *filename = NULL;

    auto file_sel = ui::Widget::from(
            gtk_file_chooser_dialog_new("Locate portal (.prt) file", nullptr, GTK_FILE_CHOOSER_ACTION_OPEN,
                                        GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
                                        GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
                                        nullptr));

    gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(file_sel), portals.fn);

    if (gtk_dialog_run(GTK_DIALOG (file_sel)) == GTK_RESPONSE_ACCEPT) {
        filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER (file_sel));
    }
    ui::Widget(file_sel).destroy();

    if (filename != NULL) {
        strcpy(portals.fn, filename);
        gtk_entry_set_text(GTK_ENTRY(data), filename);
        g_free(filename);
    }
}

int DoLoadPortalFileDialog()
{
    int loop = 1, ret = IDCANCEL;

    auto dlg = ui::Window(ui::window_type::TOP);
    gtk_window_set_title(dlg, "Load .prt");
    dlg.connect("delete_event",
                G_CALLBACK(dialog_delete_callback), NULL);
    dlg.connect("destroy",
                G_CALLBACK(gtk_widget_destroy), NULL);
    g_object_set_data(G_OBJECT(dlg), "loop", &loop);
    g_object_set_data(G_OBJECT(dlg), "ret", &ret);

    auto vbox = ui::VBox(FALSE, 5);
    vbox.show();
    dlg.add(vbox);
    gtk_container_set_border_width(GTK_CONTAINER(vbox), 5);

    auto entry = ui::Entry(ui::New);
    entry.show();
    gtk_editable_set_editable(GTK_EDITABLE(entry), FALSE);
    vbox.pack_start(entry, FALSE, FALSE, 0);

    auto hbox = ui::HBox(FALSE, 5);
    hbox.show();
    vbox.pack_start(hbox, FALSE, FALSE, 0);

    auto check3d = ui::CheckButton("Show 3D");
    check3d.show();
    hbox.pack_start(check3d, FALSE, FALSE, 0);

    auto check2d = ui::CheckButton("Show 2D");
    check2d.show();
    hbox.pack_start(check2d, FALSE, FALSE, 0);

    auto button = ui::Button("Change");
    button.show();
    hbox.pack_end(button, FALSE, FALSE, 0);
    button.connect("clicked", G_CALLBACK(change_clicked), entry);
    button.dimensions(60, -1);

    hbox = ui::HBox(FALSE, 5);
    hbox.show();
    vbox.pack_start(hbox, FALSE, FALSE, 0);

    button = ui::Button("Cancel");
    button.show();
    hbox.pack_end(button, FALSE, FALSE, 0);
    button.connect("clicked",
                   G_CALLBACK(dialog_button_callback), GINT_TO_POINTER(IDCANCEL));
    button.dimensions(60, -1);

    button = ui::Button("OK");
    button.show();
    hbox.pack_end(button, FALSE, FALSE, 0);
    button.connect("clicked",
                   G_CALLBACK(dialog_button_callback), GINT_TO_POINTER(IDOK));
    button.dimensions(60, -1);

    strcpy(portals.fn, GlobalRadiant().getMapName());
    char *fn = strrchr(portals.fn, '.');
    if (fn != NULL) {
        strcpy(fn, ".prt");
    }

    StringOutputStream value(256);
    value << portals.fn;
    gtk_entry_set_text(GTK_ENTRY(entry), value.c_str());
    gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(check2d), portals.show_2d);
    gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(check3d), portals.show_3d);

    gtk_grab_add(dlg);
    dlg.show();

    while (loop) {
        gtk_main_iteration();
    }

    if (ret == IDOK) {
        portals.Purge();

        portals.show_3d = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(check3d)) ? true : false;
        portals.show_2d = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(check2d)) ? true : false;
    }

    gtk_grab_remove(dlg);
    dlg.destroy();

    return ret;
}