diff options
Diffstat (limited to 'widgets/misc/e-charset-combo-box.c')
| -rw-r--r-- | widgets/misc/e-charset-combo-box.c | 407 |
1 files changed, 0 insertions, 407 deletions
diff --git a/widgets/misc/e-charset-combo-box.c b/widgets/misc/e-charset-combo-box.c deleted file mode 100644 index 01a814ad10..0000000000 --- a/widgets/misc/e-charset-combo-box.c +++ /dev/null @@ -1,407 +0,0 @@ -/* - * e-charset-combo-box.c - * - * This program 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 of the License, or (at your option) version 3. - * - * 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 - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with the program; if not, see <http://www.gnu.org/licenses/> - * - * - * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com) - * - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include "e-charset-combo-box.h" - -#include <glib/gi18n.h> - -#include "e-util/e-charset.h" -#include "e-util/e-util.h" - -#define E_CHARSET_COMBO_BOX_GET_PRIVATE(obj) \ - (G_TYPE_INSTANCE_GET_PRIVATE \ - ((obj), E_TYPE_CHARSET_COMBO_BOX, ECharsetComboBoxPrivate)) - -#define DEFAULT_CHARSET "UTF-8" -#define OTHER_VALUE G_MAXINT - -struct _ECharsetComboBoxPrivate { - GtkActionGroup *action_group; - GtkRadioAction *other_action; - GHashTable *charset_index; - - /* Used when the user clicks Cancel in the character set - * dialog. Reverts to the previous combo box setting. */ - gint previous_index; - - /* When setting the character set programmatically, this - * prevents the custom character set dialog from running. */ - guint block_dialog : 1; -}; - -enum { - PROP_0, - PROP_CHARSET -}; - -G_DEFINE_TYPE ( - ECharsetComboBox, - e_charset_combo_box, - E_TYPE_ACTION_COMBO_BOX) - -static void -charset_combo_box_entry_changed_cb (GtkEntry *entry, - GtkDialog *dialog) -{ - const gchar *text; - gboolean sensitive; - - text = gtk_entry_get_text (entry); - sensitive = (text != NULL && *text != '\0'); - gtk_dialog_set_response_sensitive (dialog, GTK_RESPONSE_OK, sensitive); -} - -static void -charset_combo_box_run_dialog (ECharsetComboBox *combo_box) -{ - GtkDialog *dialog; - GtkEntry *entry; - GtkWidget *container; - GtkWidget *widget; - GObject *object; - gpointer parent; - const gchar *charset; - - /* FIXME Using a dialog for this is lame. Selecting "Other..." - * should unlock an entry directly in the Preferences tab. - * Unfortunately space in Preferences is at a premium right - * now, but we should revisit this when the space issue is - * finally resolved. */ - - parent = gtk_widget_get_toplevel (GTK_WIDGET (combo_box)); - parent = gtk_widget_is_toplevel (parent) ? parent : NULL; - - object = G_OBJECT (combo_box->priv->other_action); - charset = g_object_get_data (object, "charset"); - - widget = gtk_dialog_new_with_buttons ( - _("Character Encoding"), parent, - GTK_DIALOG_DESTROY_WITH_PARENT, - GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, - GTK_STOCK_OK, GTK_RESPONSE_OK, NULL); - - /* Load the broken border width defaults so we can override them. */ - gtk_widget_ensure_style (widget); - - dialog = GTK_DIALOG (widget); - - gtk_dialog_set_default_response (dialog, GTK_RESPONSE_OK); - - gtk_container_set_border_width (GTK_CONTAINER (dialog), 12); - - widget = gtk_dialog_get_action_area (dialog); - gtk_container_set_border_width (GTK_CONTAINER (widget), 0); - - widget = gtk_dialog_get_content_area (dialog); - gtk_box_set_spacing (GTK_BOX (widget), 12); - gtk_container_set_border_width (GTK_CONTAINER (widget), 0); - - container = widget; - - widget = gtk_label_new (_("Enter the character set to use")); - gtk_label_set_line_wrap (GTK_LABEL (widget), TRUE); - gtk_misc_set_alignment (GTK_MISC (widget), 0.0, 0.5); - gtk_box_pack_start (GTK_BOX (container), widget, FALSE, FALSE, 0); - gtk_widget_show (widget); - - widget = gtk_alignment_new (0.0, 0.0, 1.0, 1.0); - gtk_alignment_set_padding (GTK_ALIGNMENT (widget), 0, 0, 12, 0); - gtk_box_pack_start (GTK_BOX (container), widget, FALSE, FALSE, 0); - gtk_widget_show (widget); - - container = widget; - - widget = gtk_entry_new (); - entry = GTK_ENTRY (widget); - gtk_entry_set_activates_default (entry, TRUE); - gtk_container_add (GTK_CONTAINER (container), widget); - gtk_widget_show (widget); - - g_signal_connect ( - entry, "changed", - G_CALLBACK (charset_combo_box_entry_changed_cb), dialog); - - /* Set the default text -after- connecting the signal handler. - * This will initialize the "OK" button to the proper state. */ - gtk_entry_set_text (entry, charset); - - if (gtk_dialog_run (dialog) != GTK_RESPONSE_OK) { - gint active; - - /* Revert to the previously selected character set. */ - combo_box->priv->block_dialog = TRUE; - active = combo_box->priv->previous_index; - gtk_combo_box_set_active (GTK_COMBO_BOX (combo_box), active); - combo_box->priv->block_dialog = FALSE; - - goto exit; - } - - charset = gtk_entry_get_text (entry); - g_return_if_fail (charset != NULL && charset != '\0'); - - g_object_set_data_full ( - object, "charset", g_strdup (charset), - (GDestroyNotify) g_free); - -exit: - gtk_widget_destroy (GTK_WIDGET (dialog)); -} - -static void -charset_combo_box_notify_charset_cb (ECharsetComboBox *combo_box) -{ - GtkToggleAction *action; - - action = GTK_TOGGLE_ACTION (combo_box->priv->other_action); - if (!gtk_toggle_action_get_active (action)) - return; - - if (combo_box->priv->block_dialog) - return; - - /* "Other" action was selected by user. */ - charset_combo_box_run_dialog (combo_box); -} - -static void -charset_combo_box_set_property (GObject *object, - guint property_id, - const GValue *value, - GParamSpec *pspec) -{ - switch (property_id) { - case PROP_CHARSET: - e_charset_combo_box_set_charset ( - E_CHARSET_COMBO_BOX (object), - g_value_get_string (value)); - return; - } - - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); -} - -static void -charset_combo_box_get_property (GObject *object, - guint property_id, - GValue *value, - GParamSpec *pspec) -{ - switch (property_id) { - case PROP_CHARSET: - g_value_set_string ( - value, e_charset_combo_box_get_charset ( - E_CHARSET_COMBO_BOX (object))); - return; - } - - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); -} - -static void -charset_combo_box_dispose (GObject *object) -{ - ECharsetComboBoxPrivate *priv; - - priv = E_CHARSET_COMBO_BOX_GET_PRIVATE (object); - - if (priv->action_group != NULL) { - g_object_unref (priv->action_group); - priv->action_group = NULL; - } - - if (priv->other_action != NULL) { - g_object_unref (priv->other_action); - priv->other_action = NULL; - } - - g_hash_table_remove_all (priv->charset_index); - - /* Chain up to parent's dispose() method. */ - G_OBJECT_CLASS (e_charset_combo_box_parent_class)->dispose (object); -} - -static void -charset_combo_box_finalize (GObject *object) -{ - ECharsetComboBoxPrivate *priv; - - priv = E_CHARSET_COMBO_BOX_GET_PRIVATE (object); - - g_hash_table_destroy (priv->charset_index); - - /* Chain up to parent's finalize() method. */ - G_OBJECT_CLASS (e_charset_combo_box_parent_class)->finalize (object); -} - -static void -charset_combo_box_changed (GtkComboBox *combo_box) -{ - ECharsetComboBoxPrivate *priv; - - priv = E_CHARSET_COMBO_BOX_GET_PRIVATE (combo_box); - - /* Chain up to parent's changed() method. */ - GTK_COMBO_BOX_CLASS (e_charset_combo_box_parent_class)-> - changed (combo_box); - - /* Notify -before- updating previous index. */ - g_object_notify (G_OBJECT (combo_box), "charset"); - priv->previous_index = gtk_combo_box_get_active (combo_box); -} - -static void -e_charset_combo_box_class_init (ECharsetComboBoxClass *class) -{ - GObjectClass *object_class; - GtkComboBoxClass *combo_box_class; - - g_type_class_add_private (class, sizeof (ECharsetComboBoxPrivate)); - - object_class = G_OBJECT_CLASS (class); - object_class->set_property = charset_combo_box_set_property; - object_class->get_property = charset_combo_box_get_property; - object_class->dispose = charset_combo_box_dispose; - object_class->finalize = charset_combo_box_finalize; - - combo_box_class = GTK_COMBO_BOX_CLASS (class); - combo_box_class->changed = charset_combo_box_changed; - - g_object_class_install_property ( - object_class, - PROP_CHARSET, - g_param_spec_string ( - "charset", - "Charset", - "The selected character set", - "UTF-8", - G_PARAM_READWRITE | - G_PARAM_CONSTRUCT)); -} - -static void -e_charset_combo_box_init (ECharsetComboBox *combo_box) -{ - GtkActionGroup *action_group; - GtkRadioAction *radio_action; - GHashTable *charset_index; - GSList *group, *iter; - - action_group = gtk_action_group_new ("charset-combo-box-internal"); - - charset_index = g_hash_table_new_full ( - g_str_hash, g_str_equal, - (GDestroyNotify) g_free, - (GDestroyNotify) g_object_unref); - - combo_box->priv = E_CHARSET_COMBO_BOX_GET_PRIVATE (combo_box); - combo_box->priv->action_group = action_group; - combo_box->priv->charset_index = charset_index; - - group = e_charset_add_radio_actions ( - action_group, "charset-", NULL, NULL, NULL); - - /* Populate the character set index. */ - for (iter = group; iter != NULL; iter = iter->next) { - GObject *object = iter->data; - const gchar *charset; - - charset = g_object_get_data (object, "charset"); - g_return_if_fail (charset != NULL); - - g_hash_table_insert ( - charset_index, g_strdup (charset), - g_object_ref (object)); - } - - /* Note the "other" action is not included in the index. */ - - radio_action = gtk_radio_action_new ( - "charset-other", _("Other..."), NULL, NULL, OTHER_VALUE); - - g_object_set_data (G_OBJECT (radio_action), "charset", (gpointer) ""); - - gtk_radio_action_set_group (radio_action, group); - group = gtk_radio_action_get_group (radio_action); - - e_action_combo_box_set_action ( - E_ACTION_COMBO_BOX (combo_box), radio_action); - - e_action_combo_box_add_separator_after ( - E_ACTION_COMBO_BOX (combo_box), g_slist_length (group)); - - g_signal_connect ( - combo_box, "notify::charset", - G_CALLBACK (charset_combo_box_notify_charset_cb), NULL); - - combo_box->priv->other_action = radio_action; -} - -GtkWidget * -e_charset_combo_box_new (void) -{ - return g_object_new (E_TYPE_CHARSET_COMBO_BOX, NULL); -} - -const gchar * -e_charset_combo_box_get_charset (ECharsetComboBox *combo_box) -{ - GtkRadioAction *radio_action; - - g_return_val_if_fail (E_IS_CHARSET_COMBO_BOX (combo_box), NULL); - - radio_action = combo_box->priv->other_action; - radio_action = e_radio_action_get_current_action (radio_action); - - return g_object_get_data (G_OBJECT (radio_action), "charset"); -} - -void -e_charset_combo_box_set_charset (ECharsetComboBox *combo_box, - const gchar *charset) -{ - GHashTable *charset_index; - GtkRadioAction *radio_action; - - g_return_if_fail (E_IS_CHARSET_COMBO_BOX (combo_box)); - - if (charset == NULL || *charset == '\0') - charset = "UTF-8"; - - charset_index = combo_box->priv->charset_index; - radio_action = g_hash_table_lookup (charset_index, charset); - - if (radio_action == NULL) { - radio_action = combo_box->priv->other_action; - g_object_set_data_full ( - G_OBJECT (radio_action), - "charset", g_strdup (charset), - (GDestroyNotify) g_free); - } - - combo_box->priv->block_dialog = TRUE; - gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (radio_action), TRUE); - combo_box->priv->block_dialog = FALSE; -} |