dialogs.c

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/*
 *      dialogs.c - this file is part of Geany, a fast and lightweight IDE
 *
 *      Copyright 2005 The Geany contributors
 *
 *      This program is free software; you can redistribute it and/or modify
 *      it under the terms of the GNU General Public License as published by
 *      the Free Software Foundation; either version 2 of the License, or
 *      (at your option) any later version.
 *
 *      This program 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 General Public License for more details.
 *
 *      You should have received a copy of the GNU General Public License along
 *      with this program; if not, write to the Free Software Foundation, Inc.,
 *      51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
/*
 * File related dialogs, miscellaneous dialogs, font dialog.
 */
 
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
 
#include "dialogs.h"
 
#include "app.h"
#include "build.h"
#include "document.h"
#include "encodings.h"
#include "encodingsprivate.h"
#include "filetypes.h"
#include "main.h"
#include "support.h"
#include "utils.h"
#include "ui_utils.h"
#include "win32.h"
 
#include <gtk/gtk.h>
#include <gdk/gdkkeysyms.h>
#include <string.h>
 
#ifdef HAVE_SYS_TIME_H
# include <sys/time.h>
#endif
#include <time.h>
 
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
 
/* gstdio.h also includes sys/stat.h */
#include <glib/gstdio.h>
 
 
enum
{
    GEANY_RESPONSE_RENAME,
    GEANY_RESPONSE_VIEW
};
 
 
static struct FileSelState
{
    struct
    {
        guint filter_idx;
        gint encoding_idx;
        gint filetype_idx;
        gboolean show_hidden;
        gboolean more_options_visible;
    } open;
}
filesel_state = {
    {
        0,
        GEANY_ENCODINGS_MAX, /* default encoding is detect from file */
        -1, /* default filetype is detect from extension */
        FALSE,
        FALSE
    }
};
 
 
static gint filetype_combo_box_get_active_filetype(GtkComboBox *combo);
 
 
/* gets the ID of the current file filter */
static guint file_chooser_get_filter_idx(GtkFileChooser *chooser)
{
    guint idx = 0;
    GtkFileFilter *current;
    GSList *filters, *item;
 
    current = gtk_file_chooser_get_filter(chooser);
    filters = gtk_file_chooser_list_filters(chooser);
    foreach_slist(item, filters)
    {
        if (item->data == current)
            break;
        idx ++;
    }
    g_slist_free(filters);
    return idx;
}
 
 
/* sets the current file filter from its ID */
static void file_chooser_set_filter_idx(GtkFileChooser *chooser, guint idx)
{
    GtkFileFilter *current;
    GSList *filters;
 
    filters = gtk_file_chooser_list_filters(chooser);
    current = g_slist_nth_data(filters, idx);
    g_slist_free(filters);
    gtk_file_chooser_set_filter(chooser, current);
}
 
 
static gboolean open_file_dialog_handle_response(GtkWidget *dialog, gint response)
{
    gboolean ret = TRUE;
 
    if (response == GTK_RESPONSE_ACCEPT || response == GEANY_RESPONSE_VIEW)
    {
        GSList *filelist;
        GeanyFiletype *ft = NULL;
        const gchar *charset = NULL;
        GtkWidget *expander = ui_lookup_widget(dialog, "more_options_expander");
        GtkWidget *filetype_combo = ui_lookup_widget(dialog, "filetype_combo");
        GtkWidget *encoding_combo = ui_lookup_widget(dialog, "encoding_combo");
        gboolean ro = (response == GEANY_RESPONSE_VIEW);    /* View clicked */
 
        filesel_state.open.more_options_visible = gtk_expander_get_expanded(GTK_EXPANDER(expander));
        filesel_state.open.filter_idx = file_chooser_get_filter_idx(GTK_FILE_CHOOSER(dialog));
        filesel_state.open.filetype_idx = filetype_combo_box_get_active_filetype(GTK_COMBO_BOX(filetype_combo));
 
        /* ignore detect from file item */
        if (filesel_state.open.filetype_idx >= 0)
            ft = filetypes_index(filesel_state.open.filetype_idx);
 
        filesel_state.open.encoding_idx = ui_encodings_combo_box_get_active_encoding(GTK_COMBO_BOX(encoding_combo));
        if (filesel_state.open.encoding_idx >= 0 && filesel_state.open.encoding_idx < GEANY_ENCODINGS_MAX)
            charset = encodings[filesel_state.open.encoding_idx].charset;
 
        filelist = gtk_file_chooser_get_filenames(GTK_FILE_CHOOSER(dialog));
        if (filelist != NULL)
        {
            const gchar *first = filelist->data;
 
            // When there's only one filename it may have been typed manually
            if (!filelist->next && !g_file_test(first, G_FILE_TEST_EXISTS))
            {
                dialogs_show_msgbox(GTK_MESSAGE_ERROR, _("\"%s\" was not found."), first);
                ret = FALSE;
            }
            else
            {
                document_open_files(filelist, ro, ft, charset);
            }
            g_slist_foreach(filelist, (GFunc) g_free, NULL);    /* free filenames */
        }
        g_slist_free(filelist);
    }
    if (app->project && !EMPTY(app->project->base_path))
        gtk_file_chooser_remove_shortcut_folder(GTK_FILE_CHOOSER(dialog),
            app->project->base_path, NULL);
    return ret;
}
 
 
static void on_file_open_show_hidden_notify(GObject *filechooser,
    GParamSpec *pspec, gpointer data)
{
    GtkWidget *toggle_button;
 
    toggle_button = ui_lookup_widget(GTK_WIDGET(filechooser), "check_hidden");
 
    gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toggle_button),
        gtk_file_chooser_get_show_hidden(GTK_FILE_CHOOSER(filechooser)));
}
 
 
static void
on_file_open_check_hidden_toggled(GtkToggleButton *togglebutton, GtkWidget *dialog)
{
    filesel_state.open.show_hidden = gtk_toggle_button_get_active(togglebutton);
    gtk_file_chooser_set_show_hidden(GTK_FILE_CHOOSER(dialog), filesel_state.open.show_hidden);
}
 
 
static void filetype_combo_cell_data_func(GtkCellLayout *cell_layout, GtkCellRenderer *cell,
        GtkTreeModel *tree_model, GtkTreeIter *iter, gpointer data)
{
    gboolean sensitive = !gtk_tree_model_iter_has_child(tree_model, iter);
    gchar *text;
 
    gtk_tree_model_get(tree_model, iter, 1, &text, -1);
    g_object_set(cell, "sensitive", sensitive, "text", text, NULL);
    g_free(text);
}
 
 
static GtkWidget *create_filetype_combo_box(void)
{
    GtkTreeStore *store;
    GtkTreeIter iter_compiled, iter_script, iter_markup, iter_misc, iter_detect;
    GtkTreeIter *iter_parent;
    GtkWidget *combo;
    GtkCellRenderer *renderer;
    GSList *node;
 
    store = gtk_tree_store_new(2, G_TYPE_INT, G_TYPE_STRING);
 
    gtk_tree_store_insert_with_values(store, &iter_detect, NULL, -1,
            0, -1 /* auto-detect */, 1, _("Detect from file"), -1);
 
    gtk_tree_store_insert_with_values(store, &iter_compiled, NULL, -1,
            0, -1, 1, _("Programming Languages"), -1);
    gtk_tree_store_insert_with_values(store, &iter_script, NULL, -1,
            0, -1, 1, _("Scripting Languages"), -1);
    gtk_tree_store_insert_with_values(store, &iter_markup, NULL, -1,
            0, -1, 1, _("Markup Languages"), -1);
    gtk_tree_store_insert_with_values(store, &iter_misc, NULL, -1,
            0, -1, 1, _("Miscellaneous"), -1);
 
    foreach_slist (node, filetypes_by_title)
    {
        GeanyFiletype *ft = node->data;
 
        switch (ft->group)
        {
            case GEANY_FILETYPE_GROUP_COMPILED: iter_parent = &iter_compiled; break;
            case GEANY_FILETYPE_GROUP_SCRIPT: iter_parent = &iter_script; break;
            case GEANY_FILETYPE_GROUP_MARKUP: iter_parent = &iter_markup; break;
            case GEANY_FILETYPE_GROUP_MISC: iter_parent = &iter_misc; break;
            case GEANY_FILETYPE_GROUP_NONE:
            default: iter_parent = NULL;
        }
        gtk_tree_store_insert_with_values(store, NULL, iter_parent, -1,
                0, (gint) ft->id, 1, ft->title, -1);
    }
 
    combo = gtk_combo_box_new_with_model(GTK_TREE_MODEL(store));
    gtk_combo_box_set_active_iter(GTK_COMBO_BOX(combo), &iter_detect);
    renderer = gtk_cell_renderer_text_new();
    gtk_cell_layout_pack_start(GTK_CELL_LAYOUT(combo), renderer, TRUE);
    gtk_cell_layout_set_cell_data_func(GTK_CELL_LAYOUT(combo), renderer,
            filetype_combo_cell_data_func, NULL, NULL);
 
    g_object_unref(store);
 
    return combo;
}
 
 
/* the filetype, or -1 for auto-detect */
static gint filetype_combo_box_get_active_filetype(GtkComboBox *combo)
{
    gint id = -1;
    GtkTreeIter iter;
 
    if (gtk_combo_box_get_active_iter(combo, &iter))
    {
        GtkTreeModel *model = gtk_combo_box_get_model(combo);
        gtk_tree_model_get(model, &iter, 0, &id, -1);
    }
    return id;
}
 
 
static gboolean filetype_combo_box_set_active_filetype(GtkComboBox *combo, const gint id)
{
    GtkTreeModel *model = gtk_combo_box_get_model(combo);
    GtkTreeIter iter;
 
    if (gtk_tree_model_get_iter_first(model, &iter))
    {
        do
        {
            gint row_id;
            gtk_tree_model_get(model, &iter, 0, &row_id, -1);
            if (id == row_id)
            {
                gtk_combo_box_set_active_iter(combo, &iter);
                return TRUE;
            }
        }
        while (ui_tree_model_iter_any_next(model, &iter, TRUE));
    }
    return FALSE;
}
 
 
static GtkWidget *add_file_open_extra_widget(GtkWidget *dialog)
{
    GtkWidget *expander, *vbox, *table, *check_hidden;
    GtkWidget *filetype_ebox, *filetype_label, *filetype_combo;
    GtkWidget *encoding_ebox, *encoding_label, *encoding_combo;
 
    expander = gtk_expander_new_with_mnemonic(_("_More Options"));
    vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 6);
    gtk_container_add(GTK_CONTAINER(expander), vbox);
 
    table = gtk_table_new(2, 4, FALSE);
 
    /* line 1 with checkbox and encoding combo */
    check_hidden = gtk_check_button_new_with_mnemonic(_("Show _hidden files"));
    gtk_widget_show(check_hidden);
    gtk_table_attach(GTK_TABLE(table), check_hidden, 0, 1, 0, 1,
                    (GtkAttachOptions) (GTK_FILL | GTK_EXPAND),
                    (GtkAttachOptions) (0), 0, 5);
 
    /* spacing */
    gtk_table_attach(GTK_TABLE(table), gtk_label_new(""), 1, 2, 0, 1,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (0), 5, 5);
 
    encoding_label = gtk_label_new(_("Set encoding:"));
    gtk_misc_set_alignment(GTK_MISC(encoding_label), 1, 0);
    gtk_table_attach(GTK_TABLE(table), encoding_label, 2, 3, 0, 1,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (0), 4, 5);
    /* the ebox is for the tooltip, because gtk_combo_box can't show tooltips */
    encoding_ebox = gtk_event_box_new();
    encoding_combo = ui_create_encodings_combo_box(TRUE, GEANY_ENCODINGS_MAX);
    gtk_widget_set_tooltip_text(encoding_ebox,
        _("Explicitly defines an encoding for the file, if it would not be detected. This is useful when you know that the encoding of a file cannot be detected correctly by Geany.\nNote if you choose multiple files, they will all be opened with the chosen encoding."));
    gtk_container_add(GTK_CONTAINER(encoding_ebox), encoding_combo);
    gtk_table_attach(GTK_TABLE(table), encoding_ebox, 3, 4, 0, 1,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (0), 0, 5);
 
    /* line 2 with filetype combo */
    filetype_label = gtk_label_new(_("Set filetype:"));
    gtk_misc_set_alignment(GTK_MISC(filetype_label), 1, 0);
    gtk_table_attach(GTK_TABLE(table), filetype_label, 2, 3, 1, 2,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (0), 4, 5);
    /* the ebox is for the tooltip, because gtk_combo_box can't show tooltips */
    filetype_ebox = gtk_event_box_new();
    filetype_combo = create_filetype_combo_box();
    gtk_widget_set_tooltip_text(filetype_ebox,
        _("Explicitly defines a filetype for the file, if it would not be detected by filename extension.\nNote if you choose multiple files, they will all be opened with the chosen filetype."));
    gtk_container_add(GTK_CONTAINER(filetype_ebox), filetype_combo);
    gtk_table_attach(GTK_TABLE(table), filetype_ebox, 3, 4, 1, 2,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (0), 0, 5);
 
    gtk_box_pack_start(GTK_BOX(vbox), table, FALSE, FALSE, 0);
    gtk_widget_show_all(vbox);
 
    g_signal_connect(check_hidden, "toggled", G_CALLBACK(on_file_open_check_hidden_toggled), dialog);
 
    ui_hookup_widget(dialog, expander, "more_options_expander");
    ui_hookup_widget(dialog, check_hidden, "check_hidden");
    ui_hookup_widget(dialog, filetype_combo, "filetype_combo");
    ui_hookup_widget(dialog, encoding_combo, "encoding_combo");
 
    return expander;
}
 
 
static GtkWidget *create_open_file_dialog(void)
{
    GtkWidget *dialog;
    GtkWidget *viewbtn;
    GSList *node;
 
    dialog = gtk_file_chooser_dialog_new(_("Open File"), GTK_WINDOW(main_widgets.window),
            GTK_FILE_CHOOSER_ACTION_OPEN, NULL, NULL);
    gtk_widget_set_name(dialog, "GeanyDialog");
 
    viewbtn = gtk_dialog_add_button(GTK_DIALOG(dialog), C_("Open dialog action", "_View"), GEANY_RESPONSE_VIEW);
    gtk_widget_set_tooltip_text(viewbtn,
        _("Opens the file in read-only mode. If you choose more than one file to open, all files will be opened read-only."));
 
    gtk_dialog_add_buttons(GTK_DIALOG(dialog),
        GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
        GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT, NULL);
    gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_ACCEPT);
 
    gtk_widget_set_size_request(dialog, -1, 460);
    gtk_window_set_modal(GTK_WINDOW(dialog), TRUE);
    gtk_window_set_destroy_with_parent(GTK_WINDOW(dialog), TRUE);
    gtk_window_set_skip_taskbar_hint(GTK_WINDOW(dialog), FALSE);
    gtk_window_set_type_hint(GTK_WINDOW(dialog), GDK_WINDOW_TYPE_HINT_DIALOG);
    gtk_window_set_transient_for(GTK_WINDOW(dialog), GTK_WINDOW(main_widgets.window));
    gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(dialog), TRUE);
    gtk_file_chooser_set_local_only(GTK_FILE_CHOOSER(dialog), FALSE);
 
    /* add checkboxes and filename entry */
    gtk_file_chooser_set_extra_widget(GTK_FILE_CHOOSER(dialog), add_file_open_extra_widget(dialog));
 
    /* add FileFilters(start with "All Files") */
    gtk_file_chooser_add_filter(GTK_FILE_CHOOSER(dialog),
                filetypes_create_file_filter(filetypes[GEANY_FILETYPES_NONE]));
    /* now create meta filter "All Source" */
    gtk_file_chooser_add_filter(GTK_FILE_CHOOSER(dialog),
                filetypes_create_file_filter_all_source());
    foreach_slist(node, filetypes_by_title)
    {
        GeanyFiletype *ft = node->data;
 
        if (G_UNLIKELY(ft->id == GEANY_FILETYPES_NONE))
            continue;
        gtk_file_chooser_add_filter(GTK_FILE_CHOOSER(dialog), filetypes_create_file_filter(ft));
    }
 
    g_signal_connect(dialog, "notify::show-hidden",
        G_CALLBACK(on_file_open_show_hidden_notify), NULL);
 
    return dialog;
}
 
 
static void open_file_dialog_apply_settings(GtkWidget *dialog)
{
    static gboolean initialized = FALSE;
    GtkWidget *check_hidden = ui_lookup_widget(dialog, "check_hidden");
    GtkWidget *filetype_combo = ui_lookup_widget(dialog, "filetype_combo");
    GtkWidget *encoding_combo = ui_lookup_widget(dialog, "encoding_combo");
    GtkWidget *expander = ui_lookup_widget(dialog, "more_options_expander");
 
    /* we can't know the initial position of combo boxes, so retrieve it the first time */
    if (! initialized)
    {
        filesel_state.open.filter_idx = file_chooser_get_filter_idx(GTK_FILE_CHOOSER(dialog));
 
        initialized = TRUE;
    }
    else
    {
        file_chooser_set_filter_idx(GTK_FILE_CHOOSER(dialog), filesel_state.open.filter_idx);
    }
    gtk_expander_set_expanded(GTK_EXPANDER(expander), filesel_state.open.more_options_visible);
    gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(check_hidden), filesel_state.open.show_hidden);
    ui_encodings_combo_box_set_active_encoding(GTK_COMBO_BOX(encoding_combo), filesel_state.open.encoding_idx);
    filetype_combo_box_set_active_filetype(GTK_COMBO_BOX(filetype_combo), filesel_state.open.filetype_idx);
}
 
 
/* This shows the file selection dialog to open a file. */
void dialogs_show_open_file(void)
{
    gchar *initdir;
 
    /* set dialog directory to the current file's directory, if present */
    initdir = utils_get_current_file_dir_utf8();
 
    /* use project or default startup directory (if set) if no files are open */
    /** TODO should it only be used when initially open the dialog and not on every show? */
    if (! initdir)
        initdir = g_strdup(utils_get_default_dir_utf8());
 
    SETPTR(initdir, utils_get_locale_from_utf8(initdir));
 
#ifdef G_OS_WIN32
    if (interface_prefs.use_native_windows_dialogs)
        win32_show_document_open_dialog(GTK_WINDOW(main_widgets.window), _("Open File"), initdir);
    else
#endif
    {
        GtkWidget *dialog = create_open_file_dialog();
 
        open_file_dialog_apply_settings(dialog);
 
        if (initdir != NULL && g_path_is_absolute(initdir))
                gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(dialog), initdir);
 
        if (app->project && !EMPTY(app->project->base_path))
            gtk_file_chooser_add_shortcut_folder(GTK_FILE_CHOOSER(dialog),
                    app->project->base_path, NULL);
 
        while (!open_file_dialog_handle_response(dialog,
            gtk_dialog_run(GTK_DIALOG(dialog))));
        gtk_widget_destroy(dialog);
    }
    g_free(initdir);
}
 
 
static gboolean handle_save_as(const gchar *utf8_filename, gboolean rename_file)
{
    GeanyDocument *doc = document_get_current();
    gboolean success = FALSE;
 
    g_return_val_if_fail(doc != NULL, FALSE);
    g_return_val_if_fail(!EMPTY(utf8_filename), FALSE);
 
    if (doc->file_name != NULL)
    {
        if (rename_file)
        {
            document_rename_file(doc, utf8_filename);
        }
        if (doc->tm_file)
        {
            /* create a new tm_source_file object otherwise tagmanager won't work correctly */
            tm_workspace_remove_source_file(doc->tm_file);
            tm_source_file_free(doc->tm_file);
            doc->tm_file = NULL;
        }
    }
    success = document_save_file_as(doc, utf8_filename);
 
    build_menu_update(doc);
    return success;
}
 
 
static gboolean save_as_dialog_handle_response(GtkWidget *dialog, gint response)
{
    gboolean rename_file = FALSE;
    gboolean success = FALSE;
    gchar *new_filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
 
    switch (response)
    {
        case GEANY_RESPONSE_RENAME:
            /* rename doesn't check for empty filename or overwriting */
            if (G_UNLIKELY(EMPTY(new_filename)))
            {
                utils_beep();
                break;
            }
            if (g_file_test(new_filename, G_FILE_TEST_EXISTS) &&
                !dialogs_show_question_full(NULL, NULL, NULL,
                    _("Overwrite?"),
                    _("Filename already exists!")))
                break;
            rename_file = TRUE;
            /* fall through */
        case GTK_RESPONSE_ACCEPT:
        {
            gchar *utf8_filename;
 
            utf8_filename = utils_get_utf8_from_locale(new_filename);
            success = handle_save_as(utf8_filename, rename_file);
            g_free(utf8_filename);
            break;
        }
        case GTK_RESPONSE_DELETE_EVENT:
        case GTK_RESPONSE_CANCEL:
            success = TRUE;
            break;
    }
    g_free(new_filename);
 
    return success;
}
 
 
static GtkWidget *create_save_file_dialog(GeanyDocument *doc)
{
    GtkWidget *dialog, *rename_btn;
    const gchar *initdir;
 
    dialog = gtk_file_chooser_dialog_new(_("Save File"), GTK_WINDOW(main_widgets.window),
                GTK_FILE_CHOOSER_ACTION_SAVE, NULL, NULL);
    gtk_window_set_modal(GTK_WINDOW(dialog), TRUE);
    gtk_window_set_destroy_with_parent(GTK_WINDOW(dialog), TRUE);
    gtk_window_set_skip_taskbar_hint(GTK_WINDOW(dialog), FALSE);
    gtk_window_set_type_hint(GTK_WINDOW(dialog), GDK_WINDOW_TYPE_HINT_DIALOG);
    gtk_window_set_transient_for(GTK_WINDOW(dialog), GTK_WINDOW(main_widgets.window));
    gtk_widget_set_name(dialog, "GeanyDialog");
 
    rename_btn = gtk_dialog_add_button(GTK_DIALOG(dialog), _("R_ename"), GEANY_RESPONSE_RENAME);
    gtk_widget_set_tooltip_text(rename_btn, _("Save the file and rename it"));
    /* disable rename unless file exists on disk */
    gtk_widget_set_sensitive(rename_btn, doc->real_path != NULL);
 
    gtk_dialog_add_buttons(GTK_DIALOG(dialog),
        GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
        GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT, NULL);
    gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_ACCEPT);
 
    gtk_file_chooser_set_do_overwrite_confirmation(GTK_FILE_CHOOSER(dialog), TRUE);
    gtk_file_chooser_set_local_only(GTK_FILE_CHOOSER(dialog), FALSE);
 
    /* set the folder by default to the project base dir or the global pref for opening files */
    initdir = utils_get_default_dir_utf8();
    if (initdir)
    {
        gchar *linitdir = utils_get_locale_from_utf8(initdir);
        gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(dialog), linitdir);
        g_free(linitdir);
    }
    return dialog;
}
 
 
static gboolean show_save_as_gtk(GeanyDocument *doc)
{
    GtkWidget *dialog;
    gint resp;
 
    g_return_val_if_fail(DOC_VALID(doc), FALSE);
 
    dialog = create_save_file_dialog(doc);
 
    if (doc->file_name != NULL)
    {
        if (g_path_is_absolute(doc->file_name))
        {
            gchar *locale_filename = utils_get_locale_from_utf8(doc->file_name);
            gchar *locale_basename = g_path_get_basename(locale_filename);
            gchar *locale_dirname = g_path_get_dirname(locale_filename);
 
            gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(dialog), locale_dirname);
            gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(dialog), locale_basename);
 
            g_free(locale_filename);
            g_free(locale_basename);
            g_free(locale_dirname);
        }
        else
            gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(dialog), doc->file_name);
    }
    else
    {
        gchar *fname = NULL;
 
        if (doc->file_type != NULL && doc->file_type->extension != NULL)
            fname = g_strconcat(GEANY_STRING_UNTITLED, ".",
                                doc->file_type->extension, NULL);
        else
            fname = g_strdup(GEANY_STRING_UNTITLED);
 
        gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(dialog), fname);
 
        g_free(fname);
    }
 
    if (app->project && !EMPTY(app->project->base_path))
        gtk_file_chooser_add_shortcut_folder(GTK_FILE_CHOOSER(dialog),
            app->project->base_path, NULL);
 
    /* Run the dialog synchronously, pausing this function call */
    do
    {
        resp = gtk_dialog_run(GTK_DIALOG(dialog));
    }
    while (! save_as_dialog_handle_response(dialog, resp));
 
    if (app->project && !EMPTY(app->project->base_path))
        gtk_file_chooser_remove_shortcut_folder(GTK_FILE_CHOOSER(dialog),
            app->project->base_path, NULL);
 
    gtk_widget_destroy(dialog);
 
    return (resp == GTK_RESPONSE_ACCEPT);
}
 
 
/**
 *  Shows the Save As dialog for the current notebook page.
 *
 *  @return @c TRUE if the file was saved, otherwise @c FALSE.
 **/
GEANY_API_SYMBOL
gboolean dialogs_show_save_as(void)
{
    GeanyDocument *doc = document_get_current();
    gboolean result = FALSE;
 
    g_return_val_if_fail(doc, FALSE);
 
#ifdef G_OS_WIN32
    if (interface_prefs.use_native_windows_dialogs)
    {
        gchar *utf8_name = win32_show_document_save_as_dialog(GTK_WINDOW(main_widgets.window),
                        _("Save File"), doc);
        if (utf8_name != NULL)
            result = handle_save_as(utf8_name, FALSE);
    }
    else
#endif
    result = show_save_as_gtk(doc);
    return result;
}
 
 
#ifndef G_OS_WIN32
static void show_msgbox_dialog(GtkWidget *dialog, GtkMessageType type, GtkWindow *parent)
{
    const gchar *title;
    switch (type)
    {
        case GTK_MESSAGE_ERROR:
            title = _("Error");
            break;
        case GTK_MESSAGE_QUESTION:
            title = _("Question");
            break;
        case GTK_MESSAGE_WARNING:
            title = _("Warning");
            break;
        default:
            title = _("Information");
            break;
    }
    gtk_window_set_title(GTK_WINDOW(dialog), title);
    gtk_window_set_icon_name(GTK_WINDOW(dialog), "geany");
    gtk_widget_set_name(dialog, "GeanyDialog");
 
    gtk_dialog_run(GTK_DIALOG(dialog));
    gtk_widget_destroy(dialog);
}
#endif
 
 
/**
 *  Shows a message box of the type @a type with @a text.
 *  On Unix-like systems a GTK message dialog box is shown, on Win32 systems a native Windows
 *  message dialog box is shown.
 *
 *  @param type A @c GtkMessageType, e.g. @c GTK_MESSAGE_INFO, @c GTK_MESSAGE_WARNING,
 *              @c GTK_MESSAGE_QUESTION, @c GTK_MESSAGE_ERROR.
 *  @param text Printf()-style format string.
 *  @param ... Arguments for the @a text format string.
 **/
GEANY_API_SYMBOL
void dialogs_show_msgbox(GtkMessageType type, const gchar *text, ...)
{
#ifndef G_OS_WIN32
    GtkWidget *dialog;
#endif
    gchar *string;
    va_list args;
    GtkWindow *parent = (main_status.main_window_realized) ? GTK_WINDOW(main_widgets.window) : NULL;
 
    va_start(args, text);
    string = g_strdup_vprintf(text, args);
    va_end(args);
 
#ifdef G_OS_WIN32
    win32_message_dialog(GTK_WIDGET(parent), type, string);
#else
    dialog = gtk_message_dialog_new(parent, GTK_DIALOG_DESTROY_WITH_PARENT,
            type, GTK_BUTTONS_OK, "%s", string);
    show_msgbox_dialog(dialog, type, parent);
#endif
    g_free(string);
}
 
 
void dialogs_show_msgbox_with_secondary(GtkMessageType type, const gchar *text, const gchar *secondary)
{
    GtkWindow *parent = (main_status.main_window_realized) ? GTK_WINDOW(main_widgets.window) : NULL;
#ifdef G_OS_WIN32
    /* put the two strings together because Windows message boxes don't support secondary texts */
    gchar *string = g_strconcat(text, "\n", secondary, NULL);
    win32_message_dialog(GTK_WIDGET(parent), type, string);
    g_free(string);
#else
    GtkWidget *dialog;
    dialog = gtk_message_dialog_new(parent, GTK_DIALOG_DESTROY_WITH_PARENT,
            type, GTK_BUTTONS_OK, "%s", text);
    gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog), "%s", secondary);
    show_msgbox_dialog(dialog, type, parent);
#endif
}
 
 
static gint run_unsaved_dialog(const gchar *msg, const gchar *msg2)
{
    GtkWidget *dialog, *button;
    gint ret;
 
    dialog = gtk_message_dialog_new(GTK_WINDOW(main_widgets.window), GTK_DIALOG_DESTROY_WITH_PARENT,
            GTK_MESSAGE_QUESTION, GTK_BUTTONS_NONE, "%s", msg);
    gtk_window_set_title(GTK_WINDOW(dialog), _("Question"));
    gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog), "%s", msg2);
    gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
 
    button = ui_button_new_with_image(GTK_STOCK_CLEAR, _("_Don't save"));
    gtk_dialog_add_action_widget(GTK_DIALOG(dialog), button, GTK_RESPONSE_NO);
    gtk_widget_show(button);
 
    gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_SAVE, GTK_RESPONSE_YES);
 
    gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_YES);
    ret = gtk_dialog_run(GTK_DIALOG(dialog));
 
    gtk_widget_destroy(dialog);
 
    return ret;
}
 
 
gboolean dialogs_show_unsaved_file(GeanyDocument *doc)
{
    gchar *msg, *short_fn = NULL;
    const gchar *msg2;
    gint response;
    gboolean old_quitting_state = main_status.quitting;
 
    /* display the file tab to remind the user of the document */
    main_status.quitting = FALSE;
    document_show_tab(doc);
    main_status.quitting = old_quitting_state;
 
    short_fn = document_get_basename_for_display(doc, -1);
 
    msg = g_strdup_printf(_("The file '%s' is not saved."), short_fn);
    msg2 = _("Do you want to save it before closing?");
    g_free(short_fn);
 
    response = run_unsaved_dialog(msg, msg2);
    g_free(msg);
 
    switch (response)
    {
        case GTK_RESPONSE_YES:
            /* document_save_file() returns the status if the file could be saved */
            return document_save_file(doc, FALSE);
 
        case GTK_RESPONSE_NO:
            return TRUE;
 
        case GTK_RESPONSE_CANCEL: /* fall through to default and leave the function */
        default:
            return FALSE;
    }
}
 
 
/* Use GtkFontChooserDialog on GTK3.2 for consistency, and because
 * GtkFontSelectionDialog is somewhat broken on 3.4 */
#if GTK_CHECK_VERSION(3, 2, 0)
#   undef GTK_FONT_SELECTION_DIALOG
#   define GTK_FONT_SELECTION_DIALOG                GTK_FONT_CHOOSER_DIALOG
 
#   define gtk_font_selection_dialog_new(title) \
        gtk_font_chooser_dialog_new((title), NULL)
#   define gtk_font_selection_dialog_get_font_name(dlg) \
        gtk_font_chooser_get_font(GTK_FONT_CHOOSER(dlg))
#   define gtk_font_selection_dialog_set_font_name(dlg, font) \
        gtk_font_chooser_set_font(GTK_FONT_CHOOSER(dlg), (font))
#endif
 
static void
on_font_dialog_response(GtkDialog *dialog, gint response, gpointer user_data)
{
    gboolean close = TRUE;
 
    switch (response)
    {
        case GTK_RESPONSE_APPLY:
        case GTK_RESPONSE_OK:
        {
            gchar *fontname;
 
            fontname = gtk_font_selection_dialog_get_font_name(
                GTK_FONT_SELECTION_DIALOG(ui_widgets.open_fontsel));
            ui_set_editor_font(fontname);
            g_free(fontname);
 
            close = (response == GTK_RESPONSE_OK);
            break;
        }
    }
 
    if (close)
        gtk_widget_hide(ui_widgets.open_fontsel);
}
 
 
/* This shows the font selection dialog to choose a font. */
void dialogs_show_open_font(void)
{
#ifdef G_OS_WIN32
    if (interface_prefs.use_native_windows_dialogs)
    {
        win32_show_font_dialog();
        return;
    }
#endif
 
    if (ui_widgets.open_fontsel == NULL)
    {
        GtkWidget *apply_button;
 
        ui_widgets.open_fontsel = gtk_font_selection_dialog_new(_("Choose font"));;
        gtk_container_set_border_width(GTK_CONTAINER(ui_widgets.open_fontsel), 4);
        gtk_window_set_modal(GTK_WINDOW(ui_widgets.open_fontsel), TRUE);
        gtk_window_set_destroy_with_parent(GTK_WINDOW(ui_widgets.open_fontsel), TRUE);
        gtk_window_set_skip_taskbar_hint(GTK_WINDOW(ui_widgets.open_fontsel), TRUE);
        gtk_window_set_type_hint(GTK_WINDOW(ui_widgets.open_fontsel), GDK_WINDOW_TYPE_HINT_DIALOG);
        gtk_widget_set_name(ui_widgets.open_fontsel, "GeanyDialog");
 
        apply_button = gtk_dialog_get_widget_for_response(GTK_DIALOG(ui_widgets.open_fontsel), GTK_RESPONSE_APPLY);
 
        if (apply_button)
            gtk_widget_show(apply_button);
 
        g_signal_connect(ui_widgets.open_fontsel,
                    "delete-event", G_CALLBACK(gtk_widget_hide_on_delete), NULL);
        g_signal_connect(ui_widgets.open_fontsel,
                    "response", G_CALLBACK(on_font_dialog_response), NULL);
 
        gtk_window_set_transient_for(GTK_WINDOW(ui_widgets.open_fontsel), GTK_WINDOW(main_widgets.window));
    }
    gtk_font_selection_dialog_set_font_name(
        GTK_FONT_SELECTION_DIALOG(ui_widgets.open_fontsel), interface_prefs.editor_font);
    /* We make sure the dialog is visible. */
    gtk_window_present(GTK_WINDOW(ui_widgets.open_fontsel));
}
 
 
static void
on_input_dialog_show(GtkDialog *dialog, GtkWidget *entry)
{
    gtk_widget_grab_focus(entry);
}
 
 
static void
on_input_entry_activate(GtkEntry *entry, GtkDialog *dialog)
{
    gtk_dialog_response(dialog, GTK_RESPONSE_ACCEPT);
}
 
 
static void
on_input_numeric_activate(GtkEntry *entry, GtkDialog *dialog)
{
    gtk_dialog_response(dialog, GTK_RESPONSE_ACCEPT);
}
 
 
typedef struct
{
    GtkWidget *entry;
    GtkWidget *combo;
 
    GeanyInputCallback callback;
    gpointer data;
}
InputDialogData;
 
 
static void
on_input_dialog_response(GtkDialog *dialog, gint response, InputDialogData *data)
{
    if (response == GTK_RESPONSE_ACCEPT)
    {
        const gchar *str = gtk_entry_get_text(GTK_ENTRY(data->entry));
 
        if (data->combo != NULL)
            ui_combo_box_add_to_history(GTK_COMBO_BOX_TEXT(data->combo), str, 0);
 
        data->callback(str, data->data);
    }
    gtk_widget_hide(GTK_WIDGET(dialog));
}
 
 
/* Create and display an input dialog.
 * persistent: whether to remember previous entry text in a combo box;
 *  in this case the dialog returned is not destroyed on a response,
 *  and can be reshown.
 * Returns: the dialog widget. */
static GtkWidget *
dialogs_show_input_full(const gchar *title, GtkWindow *parent,
                        const gchar *label_text, const gchar *default_text,
                        gboolean persistent, GeanyInputCallback input_cb, gpointer input_cb_data,
                        GCallback insert_text_cb, gpointer insert_text_cb_data)
{
    GtkWidget *dialog, *vbox;
    InputDialogData *data = g_malloc(sizeof *data);
 
    dialog = gtk_dialog_new_with_buttons(title, parent,
        GTK_DIALOG_DESTROY_WITH_PARENT, GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
        GTK_STOCK_OK, GTK_RESPONSE_ACCEPT, NULL);
    vbox = ui_dialog_vbox_new(GTK_DIALOG(dialog));
    gtk_widget_set_name(dialog, "GeanyDialog");
    gtk_box_set_spacing(GTK_BOX(vbox), 6);
 
    data->combo = NULL;
    data->entry = NULL;
    data->callback = input_cb;
    data->data = input_cb_data;
 
    if (label_text)
    {
        GtkWidget *label = gtk_label_new(label_text);
        gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
        gtk_misc_set_alignment(GTK_MISC(label), 0, 0.5);
        gtk_container_add(GTK_CONTAINER(vbox), label);
    }
 
    if (persistent) /* remember previous entry text in a combo box */
    {
        data->combo = gtk_combo_box_text_new_with_entry();
        data->entry = gtk_bin_get_child(GTK_BIN(data->combo));
        ui_entry_add_clear_icon(GTK_ENTRY(data->entry));
        gtk_container_add(GTK_CONTAINER(vbox), data->combo);
    }
    else
    {
        data->entry = gtk_entry_new();
        ui_entry_add_clear_icon(GTK_ENTRY(data->entry));
        gtk_container_add(GTK_CONTAINER(vbox), data->entry);
    }
 
    if (default_text != NULL)
    {
        gtk_entry_set_text(GTK_ENTRY(data->entry), default_text);
    }
    gtk_entry_set_max_length(GTK_ENTRY(data->entry), 255);
    gtk_entry_set_width_chars(GTK_ENTRY(data->entry), 30);
 
    if (insert_text_cb != NULL)
        g_signal_connect(data->entry, "insert-text", insert_text_cb, insert_text_cb_data);
    g_signal_connect(data->entry, "activate", G_CALLBACK(on_input_entry_activate), dialog);
    g_signal_connect(dialog, "show", G_CALLBACK(on_input_dialog_show), data->entry);
    g_signal_connect_data(dialog, "response", G_CALLBACK(on_input_dialog_response), data, (GClosureNotify)g_free, 0);
 
    if (persistent)
    {
        /* override default handler */
        g_signal_connect(dialog, "delete-event", G_CALLBACK(gtk_widget_hide_on_delete), NULL);
        gtk_widget_show_all(dialog);
        return dialog;
    }
    gtk_widget_show_all(dialog);
    gtk_dialog_run(GTK_DIALOG(dialog));
    gtk_widget_destroy(dialog);
    return NULL;
}
 
 
/* Remember previous entry text in a combo box.
 * Returns: the dialog widget. */
GtkWidget *
dialogs_show_input_persistent(const gchar *title, GtkWindow *parent,
        const gchar *label_text, const gchar *default_text,
        GeanyInputCallback input_cb, gpointer input_cb_data)
{
    return dialogs_show_input_full(title, parent, label_text, default_text, TRUE, input_cb, input_cb_data, NULL, NULL);
}
 
 
static void on_dialog_input(const gchar *str, gpointer data)
{
    gchar **dialog_input = data;
    *dialog_input = g_strdup(str);
}
 
 
/** Asks the user for text input.
 * @param title Dialog title.
 * @param parent @nullable The currently focused window, usually @c geany->main_widgets->window.
 *  @c NULL can be used but is discouraged due to window manager effects.
 * @param label_text @nullable Label text, or @c NULL.
 * @param default_text @nullable Text to display in the input field, or @c NULL.
 * @return @nullable New copy of user input or @c NULL if cancelled.
 * @since 0.20. */
GEANY_API_SYMBOL
gchar *dialogs_show_input(const gchar *title, GtkWindow *parent, const gchar *label_text,
    const gchar *default_text)
{
    gchar *dialog_input = NULL;
    dialogs_show_input_full(title, parent, label_text, default_text, FALSE, on_dialog_input, &dialog_input, NULL, NULL);
    return dialog_input;
}
 
 
/* Note: could be changed to dialogs_show_validated_input with argument for callback. */
/* Returns: newly allocated copy of the entry text or NULL on cancel.
 * Specialised variant for Goto Line dialog. */
gchar *dialogs_show_input_goto_line(const gchar *title, GtkWindow *parent, const gchar *label_text,
    const gchar *default_text)
{
    gchar *dialog_input = NULL;
    dialogs_show_input_full(
        title, parent, label_text, default_text, FALSE, on_dialog_input, &dialog_input,
        G_CALLBACK(ui_editable_insert_text_callback), NULL);
    return dialog_input;
}
 
 
/**
 *  Shows an input box to enter a numerical value using a GtkSpinButton.
 *  If the dialog is aborted, @a value remains untouched.
 *
 *  @param title The dialog title.
 *  @param label_text The shown dialog label.
 *  @param value The default value for the spin button and the return location of the entered value.
 *               Must be non-NULL.
 *  @param min Minimum allowable value (see documentation for @c gtk_spin_button_new_with_range()).
 *  @param max Maximum allowable value (see documentation for @c gtk_spin_button_new_with_range()).
 *  @param step Increment added or subtracted by spinning the widget
 *              (see documentation for @c gtk_spin_button_new_with_range()).
 *
 *  @return @c TRUE if a value was entered and the dialog closed with 'OK'. @c FALSE otherwise.
 *
 *  @since 0.16
 **/
GEANY_API_SYMBOL
gboolean dialogs_show_input_numeric(const gchar *title, const gchar *label_text,
                                    gdouble *value, gdouble min, gdouble max, gdouble step)
{
    GtkWidget *dialog, *label, *spin, *vbox;
    gboolean res = FALSE;
 
    g_return_val_if_fail(title != NULL, FALSE);
    g_return_val_if_fail(label_text != NULL, FALSE);
    g_return_val_if_fail(value != NULL, FALSE);
 
    dialog = gtk_dialog_new_with_buttons(title, GTK_WINDOW(main_widgets.window),
                                        GTK_DIALOG_DESTROY_WITH_PARENT,
                                        GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
                                        GTK_STOCK_OK, GTK_RESPONSE_ACCEPT, NULL);
    gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_CANCEL);
    vbox = ui_dialog_vbox_new(GTK_DIALOG(dialog));
    gtk_widget_set_name(dialog, "GeanyDialog");
 
    label = gtk_label_new(label_text);
    gtk_misc_set_alignment(GTK_MISC(label), 0, 0.5);
 
    spin = gtk_spin_button_new_with_range(min, max, step);
    ui_entry_add_clear_icon(GTK_ENTRY(spin));
    gtk_spin_button_set_value(GTK_SPIN_BUTTON(spin), *value);
    g_signal_connect(spin, "activate", G_CALLBACK(on_input_numeric_activate), dialog);
 
    gtk_container_add(GTK_CONTAINER(vbox), label);
    gtk_container_add(GTK_CONTAINER(vbox), spin);
    gtk_widget_show_all(vbox);
 
    if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT)
    {
        *value = gtk_spin_button_get_value(GTK_SPIN_BUTTON(spin));
        res = TRUE;
    }
    gtk_widget_destroy(dialog);
 
    return res;
}
 
 
void dialogs_show_file_properties(GeanyDocument *doc)
{
    GtkWidget *dialog, *label, *image, *check;
    gchar *file_size, *title, *base_name, *time_changed, *time_modified, *time_accessed, *enctext;
    gchar *short_name;
#ifdef HAVE_SYS_TYPES_H
    GStatBuf st;
    off_t filesize;
    mode_t mode;
    gchar *locale_filename;
#else
    gint filesize = 0;
    gint mode = 0;
#endif
 
/* define this ones, to avoid later trouble */
#ifndef S_IRUSR
# define S_IRUSR 0
# define S_IWUSR 0
# define S_IXUSR 0
#endif
#ifndef S_IRGRP
# define S_IRGRP 0
# define S_IWGRP 0
# define S_IXGRP 0
# define S_IROTH 0
# define S_IWOTH 0
# define S_IXOTH 0
#endif
 
    g_return_if_fail(doc == NULL || doc->is_valid);
 
    if (doc == NULL || doc->file_name == NULL)
    {
        dialogs_show_msgbox(GTK_MESSAGE_ERROR,
        _("An error occurred or file information could not be retrieved (e.g. from a new file)."));
        return;
    }
 
 
#ifdef HAVE_SYS_TYPES_H
    locale_filename = utils_get_locale_from_utf8(doc->file_name);
    if (g_stat(locale_filename, &st) == 0)
    {
        /* first copy the returned string and the trim it, to not modify the static glibc string
         * g_strchomp() is used to remove trailing EOL chars, which are there for whatever reason */
        time_changed  = g_strchomp(g_strdup(ctime(&st.st_ctime)));
        time_modified = g_strchomp(g_strdup(ctime(&st.st_mtime)));
        time_accessed = g_strchomp(g_strdup(ctime(&st.st_atime)));
        filesize = st.st_size;
        mode = st.st_mode;
    }
    else
    {
        time_changed  = g_strdup(_("unknown"));
        time_modified = g_strdup(_("unknown"));
        time_accessed = g_strdup(_("unknown"));
        filesize = (off_t) 0;
        mode = (mode_t) 0;
    }
    g_free(locale_filename);
#else
    time_changed  = g_strdup(_("unknown"));
    time_modified = g_strdup(_("unknown"));
    time_accessed = g_strdup(_("unknown"));
#endif
 
    base_name = g_path_get_basename(doc->file_name);
    short_name = utils_str_middle_truncate(base_name, 30);
    title = g_strdup_printf(_("%s Properties"), short_name);
    dialog = ui_builder_get_object("properties_dialog");
    gtk_window_set_title(GTK_WINDOW(dialog), title);
    g_free(short_name);
    g_free(title);
    gtk_widget_set_name(dialog, "GeanyDialog");
 
    label = ui_lookup_widget(dialog, "file_name_label");
    gtk_label_set_text(GTK_LABEL(label), base_name);
 
    image = ui_lookup_widget(dialog, "file_type_image");
    gtk_image_set_from_gicon(GTK_IMAGE(image), doc->file_type->icon,
            GTK_ICON_SIZE_BUTTON);
 
    label = ui_lookup_widget(dialog, "file_type_label");
    gtk_label_set_text(GTK_LABEL(label), doc->file_type->title);
 
    label = ui_lookup_widget(dialog, "file_size_label");
    file_size = utils_make_human_readable_str(filesize, 1, 0);
    gtk_label_set_text(GTK_LABEL(label), file_size);
    g_free(file_size);
 
    label = ui_lookup_widget(dialog, "file_location_label");
    gtk_label_set_text(GTK_LABEL(label), doc->file_name);
 
    check = ui_lookup_widget(dialog, "file_read_only_check");
    gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(check), doc->readonly);
 
    label = ui_lookup_widget(dialog, "file_encoding_label");
    enctext = g_strdup_printf("%s %s",
        doc->encoding,
        (encodings_is_unicode_charset(doc->encoding)) ?
            ((doc->has_bom) ? _("(with BOM)") : _("(without BOM)")) : "");
    gtk_label_set_text(GTK_LABEL(label), enctext);
    g_free(enctext);
 
    label = ui_lookup_widget(dialog, "file_modified_label");
    gtk_label_set_text(GTK_LABEL(label), time_modified);
    label = ui_lookup_widget(dialog, "file_changed_label");
    gtk_label_set_text(GTK_LABEL(label), time_changed);
    label = ui_lookup_widget(dialog, "file_accessed_label");
    gtk_label_set_text(GTK_LABEL(label), time_accessed);
 
    /* permissions */
    check = ui_lookup_widget(dialog, "file_perm_owner_r_check");
    gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(check), mode & S_IRUSR);
    check = ui_lookup_widget(dialog, "file_perm_owner_w_check");
    gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(check), mode & S_IWUSR);
    check = ui_lookup_widget(dialog, "file_perm_owner_x_check");
    gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(check), mode & S_IXUSR);
    check = ui_lookup_widget(dialog, "file_perm_group_r_check");
    gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(check), mode & S_IRGRP);
    check = ui_lookup_widget(dialog, "file_perm_group_w_check");
    gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(check), mode & S_IWGRP);
    check = ui_lookup_widget(dialog, "file_perm_group_x_check");
    gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(check), mode & S_IXGRP);
    check = ui_lookup_widget(dialog, "file_perm_other_r_check");
    gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(check), mode & S_IROTH);
    check = ui_lookup_widget(dialog, "file_perm_other_w_check");
    gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(check), mode & S_IWOTH);
    check = ui_lookup_widget(dialog, "file_perm_other_x_check");
    gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(check), mode & S_IXOTH);
 
    g_free(base_name);
    g_free(time_changed);
    g_free(time_modified);
    g_free(time_accessed);
 
    gtk_widget_show(dialog);
}
 
 
/* extra_text can be NULL; otherwise it is displayed below main_text.
 * if parent is NULL, main_widgets.window will be used
 * btn_1, btn_2, btn_3 can be NULL.
 * returns response_1, response_2, response_3, or GTK_RESPONSE_DELETE_EVENT if the dialog was discarded */
static gint show_prompt(GtkWidget *parent,
        const gchar *btn_1, GtkResponseType response_1,
        const gchar *btn_2, GtkResponseType response_2,
        const gchar *btn_3, GtkResponseType response_3,
        const gchar *question_text, const gchar *extra_text)
{
    gboolean ret = FALSE;
    GtkWidget *dialog;
    GtkWidget *btn;
 
    if (btn_2 == NULL)
    {
        btn_2 = GTK_STOCK_NO;
        response_2 = GTK_RESPONSE_NO;
    }
    if (btn_3 == NULL)
    {
        btn_3 = GTK_STOCK_YES;
        response_3 = GTK_RESPONSE_YES;
    }
 
#ifdef G_OS_WIN32
    /* our native dialog code doesn't support custom buttons */
    if (utils_str_equal(btn_3, GTK_STOCK_YES) &&
        utils_str_equal(btn_2, GTK_STOCK_NO) && btn_1 == NULL)
    {
        gchar *string = (extra_text == NULL) ? g_strdup(question_text) :
            g_strconcat(question_text, "\n\n", extra_text, NULL);
 
        ret = win32_message_dialog(parent, GTK_MESSAGE_QUESTION, string);
        ret = ret ? response_3 : response_2;
        g_free(string);
        return ret;
    }
#endif
    if (parent == NULL && main_status.main_window_realized)
        parent = main_widgets.window;
 
    dialog = gtk_message_dialog_new(GTK_WINDOW(parent),
        GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_QUESTION,
        GTK_BUTTONS_NONE, "%s", question_text);
    gtk_widget_set_name(dialog, "GeanyDialog");
    gtk_window_set_title(GTK_WINDOW(dialog), _("Question"));
    gtk_window_set_icon_name(GTK_WINDOW(dialog), "geany");
 
    /* question_text will be in bold if optional extra_text used */
    if (extra_text != NULL)
        gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog),
            "%s", extra_text);
 
    if (btn_1 != NULL)
        gtk_dialog_add_button(GTK_DIALOG(dialog), btn_1, response_1);
 
    btn = gtk_dialog_add_button(GTK_DIALOG(dialog), btn_2, response_2);
    /* we don't want a default, but we need to override the apply button as default */
    gtk_widget_grab_default(btn);
    gtk_dialog_add_button(GTK_DIALOG(dialog), btn_3, response_3);
 
    ret = gtk_dialog_run(GTK_DIALOG(dialog));
    gtk_widget_destroy(dialog);
 
    return ret;
}
 
 
/**
 *  Shows a question message box with @a text and Yes/No buttons.
 *  On Unix-like systems a GTK message dialog box is shown, on Win32 systems a native Windows
 *  message dialog box is shown.
 *
 *  @param text Printf()-style format string.
 *  @param ... Arguments for the @a text format string.
 *
 *  @return @c TRUE if the user answered with Yes, otherwise @c FALSE.
 **/
GEANY_API_SYMBOL
gboolean dialogs_show_question(const gchar *text, ...)
{
    gchar *string;
    va_list args;
    GtkWidget *parent = (main_status.main_window_realized) ? main_widgets.window : NULL;
    gint result;
 
    va_start(args, text);
    string = g_strdup_vprintf(text, args);
    va_end(args);
    result = show_prompt(parent,
        NULL, GTK_RESPONSE_NONE,
        GTK_STOCK_NO, GTK_RESPONSE_NO,
        GTK_STOCK_YES, GTK_RESPONSE_YES,
        string, NULL);
    g_free(string);
    return (result == GTK_RESPONSE_YES);
}
 
 
/* extra_text can be NULL; otherwise it is displayed below main_text.
 * if parent is NULL, main_widgets.window will be used
 * yes_btn, no_btn can be NULL. */
gboolean dialogs_show_question_full(GtkWidget *parent, const gchar *yes_btn, const gchar *no_btn,
    const gchar *extra_text, const gchar *main_text, ...)
{
    gint result;
    gchar *string;
    va_list args;
 
    va_start(args, main_text);
    string = g_strdup_vprintf(main_text, args);
    va_end(args);
    result = show_prompt(parent,
        NULL, GTK_RESPONSE_NONE,
        no_btn, GTK_RESPONSE_NO,
        yes_btn, GTK_RESPONSE_YES,
        string, extra_text);
    g_free(string);
    return (result == GTK_RESPONSE_YES);
}
 
 
/* extra_text can be NULL; otherwise it is displayed below main_text.
 * if parent is NULL, main_widgets.window will be used
 * btn_1, btn_2, btn_3 can be NULL.
 * returns response_1, response_2 or response_3 */
gint dialogs_show_prompt(GtkWidget *parent,
        const gchar *btn_1, GtkResponseType response_1,
        const gchar *btn_2, GtkResponseType response_2,
        const gchar *btn_3, GtkResponseType response_3,
        const gchar *extra_text, const gchar *main_text, ...)
{
    gchar *string;
    va_list args;
    gint result;
 
    va_start(args, main_text);
    string = g_strdup_vprintf(main_text, args);
    va_end(args);
    result = show_prompt(parent, btn_1, response_1, btn_2, response_2, btn_3, response_3,
                string, extra_text);
    g_free(string);
    return result;
}