-/*

- * gedit-file-chooser-dialog.c

- * This file is part of gedit

- *

- * Copyright (C) 2005-2007 - Paolo Maggi

- *

- * 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., 59 Temple Place, Suite 330,

- * Boston, MA 02111-1307, USA.

- */

-

-/*

- * Modified by the gedit Team, 2005-2007. See the AUTHORS file for a

- * list of people on the gedit Team.

- * See the ChangeLog files for a list of changes.

- *

- * $Id$

- */

-

-/* TODO: Override set_extra_widget */

-/* TODO: add encoding property */

-

-#ifdef HAVE_CONFIG_H

-#include <config.h>

-#endif

-

-#include <string.h>

-

-#include <glib/gi18n.h>

-#include <gtk/gtk.h>

-

-#include "gedit-file-chooser-dialog.h"

-#include "gedit-encodings-combo-box.h"

-#include "gedit-language-manager.h"

-#include "gedit-prefs-manager-app.h"

-#include "gedit-debug.h"

-#include "gedit-enum-types.h"

-

-#define GEDIT_FILE_CHOOSER_DIALOG_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), GEDIT_TYPE_FILE_CHOOSER_DIALOG, GeditFileChooserDialogPrivate))

-

-#define ALL_FILES _("All Files")

-#define ALL_TEXT_FILES _("All Text Files")

-

-struct _GeditFileChooserDialogPrivate

-{

- GtkWidget *option_menu;

- GtkWidget *extra_widget;

-

- GtkWidget *newline_label;

- GtkWidget *newline_combo;

- GtkListStore *newline_store;

-};

-

-G_DEFINE_TYPE(GeditFileChooserDialog, gedit_file_chooser_dialog, GTK_TYPE_FILE_CHOOSER_DIALOG)

-

-static void

-gedit_file_chooser_dialog_class_init (GeditFileChooserDialogClass *klass)

-{

- GObjectClass *object_class = G_OBJECT_CLASS (klass);

-

- g_type_class_add_private (object_class, sizeof(GeditFileChooserDialogPrivate));

-}

-

-static void

-create_option_menu (GeditFileChooserDialog *dialog)

-{

- GtkWidget *label;

- GtkWidget *menu;

-

- label = gtk_label_new_with_mnemonic (_("C_haracter Encoding:"));

- gtk_misc_set_alignment (GTK_MISC (label), 0, 0.5);

-

- menu = gedit_encodings_combo_box_new (

- gtk_file_chooser_get_action (GTK_FILE_CHOOSER (dialog)) == GTK_FILE_CHOOSER_ACTION_SAVE);

-

- gtk_label_set_mnemonic_widget (GTK_LABEL (label), menu);

-

- gtk_box_pack_start (GTK_BOX (dialog->priv->extra_widget),

- label,

- FALSE,

- TRUE,

- 0);

-

- gtk_box_pack_start (GTK_BOX (dialog->priv->extra_widget),

- menu,

- TRUE,

- TRUE,

- 0);

-

- gtk_widget_show (label);

- gtk_widget_show (menu);

-

- dialog->priv->option_menu = menu;

-}

-

-static void

-update_newline_visibility (GeditFileChooserDialog *dialog)

-{

- if (gtk_file_chooser_get_action (GTK_FILE_CHOOSER (dialog)) == GTK_FILE_CHOOSER_ACTION_SAVE)

- {

- gtk_widget_show (dialog->priv->newline_label);

- gtk_widget_show (dialog->priv->newline_combo);

- }

- else

- {

- gtk_widget_hide (dialog->priv->newline_label);

- gtk_widget_hide (dialog->priv->newline_combo);

- }

-}

-

-static void

-newline_combo_append (GtkComboBox *combo,

- GtkListStore *store,

- GtkTreeIter *iter,

- const gchar *label,

- GeditDocumentNewlineType newline_type)

-{

- gtk_list_store_append (store, iter);

- gtk_list_store_set (store, iter, 0, label, 1, newline_type, -1);

-

- if (newline_type == GEDIT_DOCUMENT_NEWLINE_TYPE_DEFAULT)

- {

- gtk_combo_box_set_active_iter (combo, iter);

- }

-}

-

-static void

-create_newline_combo (GeditFileChooserDialog *dialog)

-{

- GtkWidget *label, *combo;

- GtkListStore *store;

- GtkCellRenderer *renderer;

- GtkTreeIter iter;

-

- label = gtk_label_new_with_mnemonic (_("L_ine Ending:"));

- gtk_misc_set_alignment (GTK_MISC (label), 0, 0.5);

-

- store = gtk_list_store_new (2, G_TYPE_STRING, GEDIT_TYPE_DOCUMENT_NEWLINE_TYPE);

- combo = gtk_combo_box_new_with_model (GTK_TREE_MODEL (store));

- renderer = gtk_cell_renderer_text_new ();

-

- gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (combo),

- renderer,

- TRUE);

-

- gtk_cell_layout_add_attribute (GTK_CELL_LAYOUT (combo),

- renderer,

- "text",

- 0);

-

- newline_combo_append (GTK_COMBO_BOX (combo),

- store,

- &iter,

- _("Unix/Linux"),

- GEDIT_DOCUMENT_NEWLINE_TYPE_LF);

-

- newline_combo_append (GTK_COMBO_BOX (combo),

- store,

- &iter,

- _("Mac OS Classic"),

- GEDIT_DOCUMENT_NEWLINE_TYPE_CR);

-

- newline_combo_append (GTK_COMBO_BOX (combo),

- store,

- &iter,

- _("Windows"),

- GEDIT_DOCUMENT_NEWLINE_TYPE_CR_LF);

-

- gtk_label_set_mnemonic_widget (GTK_LABEL (label), combo);

-

- gtk_box_pack_start (GTK_BOX (dialog->priv->extra_widget),

- label,

- FALSE,

- TRUE,

- 0);

-

- gtk_box_pack_start (GTK_BOX (dialog->priv->extra_widget),

- combo,

- TRUE,

- TRUE,

- 0);

-

- dialog->priv->newline_combo = combo;

- dialog->priv->newline_label = label;

- dialog->priv->newline_store = store;

-

- update_newline_visibility (dialog);

-}

-

-static void

-create_extra_widget (GeditFileChooserDialog *dialog)

-{

- dialog->priv->extra_widget = gtk_hbox_new (FALSE, 6);

-

- gtk_widget_show (dialog->priv->extra_widget);

-

- create_option_menu (dialog);

- create_newline_combo (dialog);

-

- gtk_file_chooser_set_extra_widget (GTK_FILE_CHOOSER (dialog),

- dialog->priv->extra_widget);

-

-}

-

-static void

-action_changed (GeditFileChooserDialog *dialog,

- GParamSpec *pspec,

- gpointer data)

-{

- GtkFileChooserAction action;

-

- action = gtk_file_chooser_get_action (GTK_FILE_CHOOSER (dialog));

-

- switch (action)

- {

- case GTK_FILE_CHOOSER_ACTION_OPEN:

- g_object_set (dialog->priv->option_menu,

- "save_mode", FALSE,

- NULL);

- gtk_widget_show (dialog->priv->option_menu);

- break;

- case GTK_FILE_CHOOSER_ACTION_SAVE:

- g_object_set (dialog->priv->option_menu,

- "save_mode", TRUE,

- NULL);

- gtk_widget_show (dialog->priv->option_menu);

- break;

- default:

- gtk_widget_hide (dialog->priv->option_menu);

- }

-

- update_newline_visibility (dialog);

-}

-

-static void

-filter_changed (GeditFileChooserDialog *dialog,

- GParamSpec *pspec,

- gpointer data)

-{

- GtkFileFilter *filter;

-

- if (!gedit_prefs_manager_active_file_filter_can_set ())

- return;

-

- filter = gtk_file_chooser_get_filter (GTK_FILE_CHOOSER (dialog));

- if (filter != NULL)

- {

- const gchar *name;

- gint id = 0;

-

- name = gtk_file_filter_get_name (filter);

- g_return_if_fail (name != NULL);

-

- if (strcmp (name, ALL_TEXT_FILES) == 0)

- id = 1;

-

- gedit_debug_message (DEBUG_COMMANDS, "Active filter: %s (%d)", name, id);

-

- gedit_prefs_manager_set_active_file_filter (id);

- }

-}

-

-/* FIXME: use globs too - Paolo (Aug. 27, 2007) */

-static gboolean

-all_text_files_filter (const GtkFileFilterInfo *filter_info,

- gpointer data)

-{

- static GSList *known_mime_types = NULL;

- GSList *mime_types;

-

- if (known_mime_types == NULL)

- {

- GtkSourceLanguageManager *lm;

- const gchar * const *languages;

-

- lm = gedit_get_language_manager ();

- languages = gtk_source_language_manager_get_language_ids (lm);

-

- while ((languages != NULL) && (*languages != NULL))

- {

- gchar **mime_types;

- gint i;

- GtkSourceLanguage *lang;

-

- lang = gtk_source_language_manager_get_language (lm, *languages);

- g_return_val_if_fail (GTK_IS_SOURCE_LANGUAGE (lang), FALSE);

- ++languages;

-

- mime_types = gtk_source_language_get_mime_types (lang);

- if (mime_types == NULL)

- continue;

-

- for (i = 0; mime_types[i] != NULL; i++)

- {

- if (!g_content_type_is_a (mime_types[i], "text/plain"))

- {

- gedit_debug_message (DEBUG_COMMANDS,

- "Mime-type %s is not related to text/plain",

- mime_types[i]);

-

- known_mime_types = g_slist_prepend (known_mime_types,

- g_strdup (mime_types[i]));

- }

- }

-

- g_strfreev (mime_types);

- }

-

- /* known_mime_types always has "text/plain" as first item" */

- known_mime_types = g_slist_prepend (known_mime_types, g_strdup ("text/plain"));

- }

-

- /* known mime_types contains "text/plain" and then the list of mime-types unrelated to "text/plain"

- * that gedit recognizes */

-

- if (filter_info->mime_type == NULL)

- return FALSE;

-

- /*

- * The filter is matching:

- * - the mime-types beginning with "text/"

- * - the mime-types inheriting from a known mime-type (note the text/plain is

- * the first known mime-type)

- */

-

- if (strncmp (filter_info->mime_type, "text/", 5) == 0)

- return TRUE;

-

- mime_types = known_mime_types;

- while (mime_types != NULL)

- {

- if (g_content_type_is_a (filter_info->mime_type, (const gchar*)mime_types->data))

- return TRUE;

-

- mime_types = g_slist_next (mime_types);

- }

-

- return FALSE;

-}

-

-static void

-gedit_file_chooser_dialog_init (GeditFileChooserDialog *dialog)

-{

- dialog->priv = GEDIT_FILE_CHOOSER_DIALOG_GET_PRIVATE (dialog);

-}

-

-static GtkWidget *

-gedit_file_chooser_dialog_new_valist (const gchar *title,

- GtkWindow *parent,

- GtkFileChooserAction action,

- const GeditEncoding *encoding,

- const gchar *first_button_text,

- va_list varargs)

-{

- GtkWidget *result;

- const char *button_text = first_button_text;

- gint response_id;

- GtkFileFilter *filter;

- gint active_filter;

-

- g_return_val_if_fail (parent != NULL, NULL);

-

- result = g_object_new (GEDIT_TYPE_FILE_CHOOSER_DIALOG,

- "title", title,

- "file-system-backend", NULL,

- "local-only", FALSE,

- "action", action,

- "select-multiple", action == GTK_FILE_CHOOSER_ACTION_OPEN,

- NULL);

-

- create_extra_widget (GEDIT_FILE_CHOOSER_DIALOG (result));

-

- g_signal_connect (result,

- "notify::action",

- G_CALLBACK (action_changed),

- NULL);

-

- if (encoding != NULL)

- gedit_encodings_combo_box_set_selected_encoding (

- GEDIT_ENCODINGS_COMBO_BOX (GEDIT_FILE_CHOOSER_DIALOG (result)->priv->option_menu),

- encoding);

-

- active_filter = gedit_prefs_manager_get_active_file_filter ();

- gedit_debug_message (DEBUG_COMMANDS, "Active filter: %d", active_filter);

-

- /* Filters */

- filter = gtk_file_filter_new ();

-

- gtk_file_filter_set_name (filter, ALL_FILES);

- gtk_file_filter_add_pattern (filter, "*");

- gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (result), filter);

-

- if (active_filter != 1)

- {

- /* Make this filter the default */

- gtk_file_chooser_set_filter (GTK_FILE_CHOOSER (result), filter);

- }

-

- filter = gtk_file_filter_new ();

- gtk_file_filter_set_name (filter, ALL_TEXT_FILES);

- gtk_file_filter_add_custom (filter,

- GTK_FILE_FILTER_MIME_TYPE,

- all_text_files_filter,

- NULL,

- NULL);

- gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (result), filter);

-

- if (active_filter == 1)

- {

- /* Make this filter the default */

- gtk_file_chooser_set_filter (GTK_FILE_CHOOSER (result), filter);

- }

-

- g_signal_connect (result,

- "notify::filter",

- G_CALLBACK (filter_changed),

- NULL);

-

- gtk_window_set_transient_for (GTK_WINDOW (result), parent);

- gtk_window_set_destroy_with_parent (GTK_WINDOW (result), TRUE);

-

- while (button_text)

- {

- response_id = va_arg (varargs, gint);

-

- gtk_dialog_add_button (GTK_DIALOG (result), button_text, response_id);

- if ((response_id == GTK_RESPONSE_OK) ||

- (response_id == GTK_RESPONSE_ACCEPT) ||

- (response_id == GTK_RESPONSE_YES) ||

- (response_id == GTK_RESPONSE_APPLY))

- gtk_dialog_set_default_response (GTK_DIALOG (result), response_id);

-

- button_text = va_arg (varargs, const gchar *);

- }

-

- return result;

-}

-

-/**

- * gedit_file_chooser_dialog_new:

- * @title: Title of the dialog, or %NULL

- * @parent: Transient parent of the dialog, or %NULL

- * @action: Open or save mode for the dialog

- * @first_button_text: stock ID or text to go in the first button, or %NULL

- * @Varargs: response ID for the first button, then additional (button, id) pairs, ending with %NULL

- *

- * Creates a new #GeditFileChooserDialog. This function is analogous to

- * gtk_dialog_new_with_buttons().

- *

- * Return value: a new #GeditFileChooserDialog

- *

- **/

-GtkWidget *

-gedit_file_chooser_dialog_new (const gchar *title,

- GtkWindow *parent,

- GtkFileChooserAction action,

- const GeditEncoding *encoding,

- const gchar *first_button_text,

- ...)

-{

- GtkWidget *result;

- va_list varargs;

-

- va_start (varargs, first_button_text);

- result = gedit_file_chooser_dialog_new_valist (title, parent, action,

- encoding, first_button_text,

- varargs);

- va_end (varargs);

-

- return result;

-}

-

-void

-gedit_file_chooser_dialog_set_encoding (GeditFileChooserDialog *dialog,

- const GeditEncoding *encoding)

-{

- g_return_if_fail (GEDIT_IS_FILE_CHOOSER_DIALOG (dialog));

- g_return_if_fail (GEDIT_IS_ENCODINGS_COMBO_BOX (dialog->priv->option_menu));

-

- gedit_encodings_combo_box_set_selected_encoding (

- GEDIT_ENCODINGS_COMBO_BOX (dialog->priv->option_menu),

- encoding);

-}

-

-const GeditEncoding *

-gedit_file_chooser_dialog_get_encoding (GeditFileChooserDialog *dialog)

-{

- g_return_val_if_fail (GEDIT_IS_FILE_CHOOSER_DIALOG (dialog), NULL);

- g_return_val_if_fail (GEDIT_IS_ENCODINGS_COMBO_BOX (dialog->priv->option_menu), NULL);

- g_return_val_if_fail ((gtk_file_chooser_get_action (GTK_FILE_CHOOSER (dialog)) == GTK_FILE_CHOOSER_ACTION_OPEN ||

- gtk_file_chooser_get_action (GTK_FILE_CHOOSER (dialog)) == GTK_FILE_CHOOSER_ACTION_SAVE), NULL);

-

- return gedit_encodings_combo_box_get_selected_encoding (

- GEDIT_ENCODINGS_COMBO_BOX (dialog->priv->option_menu));

-}

-

-void

-gedit_file_chooser_dialog_set_newline_type (GeditFileChooserDialog *dialog,

- GeditDocumentNewlineType newline_type)

-{

- GtkTreeIter iter;

- GtkTreeModel *model;

-

- g_return_if_fail (GEDIT_IS_FILE_CHOOSER_DIALOG (dialog));

- g_return_if_fail (gtk_file_chooser_get_action (GTK_FILE_CHOOSER (dialog)) == GTK_FILE_CHOOSER_ACTION_SAVE);

-

- model = GTK_TREE_MODEL (dialog->priv->newline_store);

-

- if (!gtk_tree_model_get_iter_first (model, &iter))

- {

- return;

- }

-

- do

- {

- GeditDocumentNewlineType nt;

-

- gtk_tree_model_get (model, &iter, 1, &nt, -1);

-

- if (newline_type == nt)

- {

- gtk_combo_box_set_active_iter (GTK_COMBO_BOX (dialog->priv->newline_combo),

- &iter);

- break;

- }

- } while (gtk_tree_model_iter_next (model, &iter));

-}

-

-GeditDocumentNewlineType

-gedit_file_chooser_dialog_get_newline_type (GeditFileChooserDialog *dialog)

-{

- GtkTreeIter iter;

- GeditDocumentNewlineType newline_type;

-

- g_return_val_if_fail (GEDIT_IS_FILE_CHOOSER_DIALOG (dialog), GEDIT_DOCUMENT_NEWLINE_TYPE_DEFAULT);

- g_return_val_if_fail (gtk_file_chooser_get_action (GTK_FILE_CHOOSER (dialog)) == GTK_FILE_CHOOSER_ACTION_SAVE,

- GEDIT_DOCUMENT_NEWLINE_TYPE_DEFAULT);

-

- gtk_combo_box_get_active_iter (GTK_COMBO_BOX (dialog->priv->newline_combo),

- &iter);

-

- gtk_tree_model_get (GTK_TREE_MODEL (dialog->priv->newline_store),

- &iter,

- 1,

- &newline_type,

- -1);

-

- return newline_type;

-}