moving from https://github.com/perberos/mate-desktop-environment

1 files changed, 746 insertions, 0 deletions

diff --git a/libcaja-private/caja-mime-application-chooser.c b/libcaja-private/caja-mime-application-chooser.c
new file mode 100644
index 00000000..a183f0c5
--- /dev/null
+++ b/libcaja-private/caja-mime-application-chooser.c
@@ -0,0 +1,746 @@
+/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
+
+/*
+   caja-mime-application-chooser.c: an mime-application chooser
+
+   Copyright (C) 2004 Novell, Inc.
+   Copyright (C) 2007 Red Hat, Inc.
+
+   The Mate Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The Mate Library is distributed in the hope that it will be useful,
+   but APPLICATIONOUT ANY WARRANTY; applicationout even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along application the Mate Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.
+
+   Authors: Dave Camp <[email protected]>
+            Alexander Larsson <[email protected]>
+*/
+
+#include <config.h>
+#include "caja-mime-application-chooser.h"
+
+#include "caja-open-with-dialog.h"
+#include "caja-signaller.h"
+#include "caja-file.h"
+#include <eel/eel-stock-dialogs.h>
+#include <eel/eel-glib-extensions.h>
+#include <eel/eel-string.h>
+
+#include <string.h>
+#include <glib/gi18n-lib.h>
+#include <gdk-pixbuf/gdk-pixbuf.h>
+#include <gtk/gtk.h>
+#include <gio/gio.h>
+
+struct _CajaMimeApplicationChooserDetails
+{
+    char *uri;
+
+    char *content_type;
+    char *extension;
+    char *type_description;
+    char *orig_mime_type;
+
+    guint refresh_timeout;
+
+    GtkWidget *label;
+    GtkWidget *entry;
+    GtkWidget *treeview;
+    GtkWidget *remove_button;
+
+    gboolean for_multiple_files;
+
+    GtkListStore *model;
+    GtkCellRenderer *toggle_renderer;
+};
+
+enum
+{
+    COLUMN_APPINFO,
+    COLUMN_DEFAULT,
+    COLUMN_ICON,
+    COLUMN_NAME,
+    NUM_COLUMNS
+};
+
+G_DEFINE_TYPE (CajaMimeApplicationChooser, caja_mime_application_chooser, GTK_TYPE_VBOX);
+
+static void refresh_model             (CajaMimeApplicationChooser *chooser);
+static void refresh_model_soon        (CajaMimeApplicationChooser *chooser);
+static void mime_type_data_changed_cb (GObject                        *signaller,
+                                       gpointer                        user_data);
+
+static void
+caja_mime_application_chooser_finalize (GObject *object)
+{
+    CajaMimeApplicationChooser *chooser;
+
+    chooser = CAJA_MIME_APPLICATION_CHOOSER (object);
+
+    if (chooser->details->refresh_timeout)
+    {
+        g_source_remove (chooser->details->refresh_timeout);
+    }
+
+    g_signal_handlers_disconnect_by_func (caja_signaller_get_current (),
+                                          G_CALLBACK (mime_type_data_changed_cb),
+                                          chooser);
+
+
+    g_free (chooser->details->uri);
+    g_free (chooser->details->content_type);
+    g_free (chooser->details->extension);
+    g_free (chooser->details->type_description);
+    g_free (chooser->details->orig_mime_type);
+
+    g_free (chooser->details);
+
+    G_OBJECT_CLASS (caja_mime_application_chooser_parent_class)->finalize (object);
+}
+
+static void
+caja_mime_application_chooser_destroy (GtkObject *object)
+{
+    GTK_OBJECT_CLASS (caja_mime_application_chooser_parent_class)->destroy (object);
+}
+
+static void
+caja_mime_application_chooser_class_init (CajaMimeApplicationChooserClass *class)
+{
+    GObjectClass *gobject_class;
+    GtkObjectClass *object_class;
+
+    gobject_class = G_OBJECT_CLASS (class);
+    gobject_class->finalize = caja_mime_application_chooser_finalize;
+
+    object_class = GTK_OBJECT_CLASS (class);
+    object_class->destroy = caja_mime_application_chooser_destroy;
+}
+
+static void
+default_toggled_cb (GtkCellRendererToggle *renderer,
+                    const char *path_str,
+                    gpointer user_data)
+{
+    CajaMimeApplicationChooser *chooser;
+    GtkTreeIter iter;
+    GtkTreePath *path;
+    GError *error;
+
+    chooser = CAJA_MIME_APPLICATION_CHOOSER (user_data);
+
+    path = gtk_tree_path_new_from_string (path_str);
+    if (gtk_tree_model_get_iter (GTK_TREE_MODEL (chooser->details->model),
+                                 &iter, path))
+    {
+        gboolean is_default;
+        gboolean success;
+        GAppInfo *info;
+        char *message;
+
+        gtk_tree_model_get (GTK_TREE_MODEL (chooser->details->model),
+                            &iter,
+                            COLUMN_DEFAULT, &is_default,
+                            COLUMN_APPINFO, &info,
+                            -1);
+
+        if (!is_default && info != NULL)
+        {
+            error = NULL;
+            if (chooser->details->extension)
+            {
+                success = g_app_info_set_as_default_for_extension (info,
+                          chooser->details->extension,
+                          &error);
+            }
+            else
+            {
+                success = g_app_info_set_as_default_for_type (info,
+                          chooser->details->content_type,
+                          &error);
+            }
+
+            if (!success)
+            {
+                message = g_strdup_printf (_("Could not set application as the default: %s"), error->message);
+                eel_show_error_dialog (_("Could not set as default application"),
+                                       message,
+                                       GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (chooser))));
+                g_free (message);
+                g_error_free (error);
+            }
+
+            g_signal_emit_by_name (caja_signaller_get_current (),
+                                   "mime_data_changed");
+        }
+        g_object_unref (info);
+    }
+    gtk_tree_path_free (path);
+}
+
+static GAppInfo *
+get_selected_application (CajaMimeApplicationChooser *chooser)
+{
+    GtkTreeIter iter;
+    GtkTreeSelection *selection;
+    GAppInfo *info;
+
+    selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (chooser->details->treeview));
+
+    info = NULL;
+    if (gtk_tree_selection_get_selected (selection,
+                                         NULL,
+                                         &iter))
+    {
+        gtk_tree_model_get (GTK_TREE_MODEL (chooser->details->model),
+                            &iter,
+                            COLUMN_APPINFO, &info,
+                            -1);
+    }
+
+    return info;
+}
+
+static void
+selection_changed_cb (GtkTreeSelection *selection,
+                      gpointer user_data)
+{
+    CajaMimeApplicationChooser *chooser;
+    GAppInfo *info;
+
+    chooser = CAJA_MIME_APPLICATION_CHOOSER (user_data);
+
+    info = get_selected_application (chooser);
+    if (info)
+    {
+        gtk_widget_set_sensitive (chooser->details->remove_button,
+                                  g_app_info_can_remove_supports_type (info));
+
+        g_object_unref (info);
+    }
+    else
+    {
+        gtk_widget_set_sensitive (chooser->details->remove_button,
+                                  FALSE);
+    }
+}
+
+static GtkWidget *
+create_tree_view (CajaMimeApplicationChooser *chooser)
+{
+    GtkWidget *treeview;
+    GtkListStore *store;
+    GtkTreeViewColumn *column;
+    GtkCellRenderer *renderer;
+    GtkTreeSelection *selection;
+
+    treeview = gtk_tree_view_new ();
+    gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (treeview), FALSE);
+
+    store = gtk_list_store_new (NUM_COLUMNS,
+                                G_TYPE_APP_INFO,
+                                G_TYPE_BOOLEAN,
+                                G_TYPE_ICON,
+                                G_TYPE_STRING);
+    gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (store),
+                                          COLUMN_NAME,
+                                          GTK_SORT_ASCENDING);
+    gtk_tree_view_set_model (GTK_TREE_VIEW (treeview),
+                             GTK_TREE_MODEL (store));
+    chooser->details->model = store;
+
+    renderer = gtk_cell_renderer_toggle_new ();
+    g_signal_connect (renderer, "toggled",
+                      G_CALLBACK (default_toggled_cb),
+                      chooser);
+    gtk_cell_renderer_toggle_set_radio (GTK_CELL_RENDERER_TOGGLE (renderer),
+                                        TRUE);
+
+    column = gtk_tree_view_column_new_with_attributes (_("Default"),
+             renderer,
+             "active",
+             COLUMN_DEFAULT,
+             NULL);
+    gtk_tree_view_append_column (GTK_TREE_VIEW (treeview), column);
+    chooser->details->toggle_renderer = renderer;
+
+    renderer = gtk_cell_renderer_pixbuf_new ();
+    g_object_set (renderer, "stock-size", GTK_ICON_SIZE_LARGE_TOOLBAR, NULL);
+    column = gtk_tree_view_column_new_with_attributes (_("Icon"),
+             renderer,
+             "gicon",
+             COLUMN_ICON,
+             NULL);
+    gtk_tree_view_append_column (GTK_TREE_VIEW (treeview), column);
+
+    renderer = gtk_cell_renderer_text_new ();
+    column = gtk_tree_view_column_new_with_attributes (_("Name"),
+             renderer,
+             "markup",
+             COLUMN_NAME,
+             NULL);
+    gtk_tree_view_append_column (GTK_TREE_VIEW (treeview), column);
+
+    selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (treeview));
+    g_signal_connect (selection, "changed",
+                      G_CALLBACK (selection_changed_cb),
+                      chooser);
+
+    return treeview;
+}
+
+static void
+add_clicked_cb (GtkButton *button,
+                gpointer user_data)
+{
+    CajaMimeApplicationChooser *chooser;
+    GtkWidget *dialog;
+
+    chooser = CAJA_MIME_APPLICATION_CHOOSER (user_data);
+
+    if (chooser->details->for_multiple_files)
+    {
+        dialog = caja_add_application_dialog_new_for_multiple_files (chooser->details->extension,
+                 chooser->details->orig_mime_type);
+    }
+    else
+    {
+        dialog = caja_add_application_dialog_new (chooser->details->uri,
+                 chooser->details->orig_mime_type);
+    }
+    gtk_window_set_screen (GTK_WINDOW (dialog),
+                           gtk_widget_get_screen (GTK_WIDGET (chooser)));
+    gtk_widget_show (dialog);
+}
+
+static void
+remove_clicked_cb (GtkButton *button,
+                   gpointer user_data)
+{
+    CajaMimeApplicationChooser *chooser;
+    GError *error;
+    GAppInfo *info;
+
+    chooser = CAJA_MIME_APPLICATION_CHOOSER (user_data);
+
+    info = get_selected_application (chooser);
+
+    if (info)
+    {
+        error = NULL;
+        if (!g_app_info_remove_supports_type (info,
+                                              chooser->details->content_type,
+                                              &error))
+        {
+            eel_show_error_dialog (_("Could not remove application"),
+                                   error->message,
+                                   GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (chooser))));
+            g_error_free (error);
+
+        }
+        g_signal_emit_by_name (caja_signaller_get_current (),
+                               "mime_data_changed");
+        g_object_unref (info);
+    }
+}
+
+static void
+reset_clicked_cb (GtkButton *button,
+                  gpointer   user_data)
+{
+    CajaMimeApplicationChooser *chooser;
+
+    chooser = CAJA_MIME_APPLICATION_CHOOSER (user_data);
+
+    g_app_info_reset_type_associations (chooser->details->content_type);
+
+    g_signal_emit_by_name (caja_signaller_get_current (),
+                           "mime_data_changed");
+}
+
+static void
+mime_type_data_changed_cb (GObject *signaller,
+                           gpointer user_data)
+{
+    CajaMimeApplicationChooser *chooser;
+
+    chooser = CAJA_MIME_APPLICATION_CHOOSER (user_data);
+
+    refresh_model_soon (chooser);
+}
+
+static void
+caja_mime_application_chooser_init (CajaMimeApplicationChooser *chooser)
+{
+    GtkWidget *box;
+    GtkWidget *scrolled;
+    GtkWidget *button;
+
+    chooser->details = g_new0 (CajaMimeApplicationChooserDetails, 1);
+
+    chooser->details->for_multiple_files = FALSE;
+    gtk_container_set_border_width (GTK_CONTAINER (chooser), 8);
+    gtk_box_set_spacing (GTK_BOX (chooser), 0);
+    gtk_box_set_homogeneous (GTK_BOX (chooser), FALSE);
+
+    chooser->details->label = gtk_label_new ("");
+    gtk_misc_set_alignment (GTK_MISC (chooser->details->label), 0.0, 0.5);
+    gtk_label_set_line_wrap (GTK_LABEL (chooser->details->label), TRUE);
+    gtk_label_set_line_wrap_mode (GTK_LABEL (chooser->details->label),
+                                  PANGO_WRAP_WORD_CHAR);
+    gtk_box_pack_start (GTK_BOX (chooser), chooser->details->label,
+                        FALSE, FALSE, 0);
+
+    gtk_widget_show (chooser->details->label);
+
+    scrolled = gtk_scrolled_window_new (NULL, NULL);
+
+    gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled),
+                                    GTK_POLICY_AUTOMATIC,
+                                    GTK_POLICY_AUTOMATIC);
+    gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled),
+                                         GTK_SHADOW_IN);
+
+    gtk_widget_show (scrolled);
+    gtk_box_pack_start (GTK_BOX (chooser), scrolled, TRUE, TRUE, 6);
+
+    chooser->details->treeview = create_tree_view (chooser);
+    gtk_widget_show (chooser->details->treeview);
+
+    gtk_container_add (GTK_CONTAINER (scrolled),
+                       chooser->details->treeview);
+
+    box = gtk_hbutton_box_new ();
+    gtk_box_set_spacing (GTK_BOX (box), 6);
+    gtk_button_box_set_layout (GTK_BUTTON_BOX (box), GTK_BUTTONBOX_END);
+    gtk_box_pack_start (GTK_BOX (chooser), box, FALSE, FALSE, 6);
+    gtk_widget_show (box);
+
+    button = gtk_button_new_from_stock (GTK_STOCK_ADD);
+    g_signal_connect (button, "clicked",
+                      G_CALLBACK (add_clicked_cb),
+                      chooser);
+
+    gtk_widget_show (button);
+    gtk_container_add (GTK_CONTAINER (box), button);
+
+    button = gtk_button_new_from_stock (GTK_STOCK_REMOVE);
+    g_signal_connect (button, "clicked",
+                      G_CALLBACK (remove_clicked_cb),
+                      chooser);
+
+    gtk_widget_show (button);
+    gtk_container_add (GTK_CONTAINER (box), button);
+
+    chooser->details->remove_button = button;
+
+    button = gtk_button_new_with_label (_("Reset"));
+    g_signal_connect (button, "clicked",
+                      G_CALLBACK (reset_clicked_cb),
+                      chooser);
+
+    gtk_widget_show (button);
+    gtk_container_add (GTK_CONTAINER (box), button);
+
+    g_signal_connect (caja_signaller_get_current (),
+                      "mime_data_changed",
+                      G_CALLBACK (mime_type_data_changed_cb),
+                      chooser);
+}
+
+static char *
+get_extension (const char *basename)
+{
+    char *p;
+
+    p = strrchr (basename, '.');
+
+    if (p && *(p + 1) != '\0')
+    {
+        return g_strdup (p + 1);
+    }
+    else
+    {
+        return NULL;
+    }
+}
+
+static gboolean
+refresh_model_timeout (gpointer data)
+{
+    CajaMimeApplicationChooser *chooser = data;
+
+    chooser->details->refresh_timeout = 0;
+
+    refresh_model (chooser);
+
+    return FALSE;
+}
+
+/* This adds a slight delay so that we're sure the mime data is
+   done writing */
+static void
+refresh_model_soon (CajaMimeApplicationChooser *chooser)
+{
+    if (chooser->details->refresh_timeout != 0)
+        return;
+
+    chooser->details->refresh_timeout =
+        g_timeout_add (300,
+                       refresh_model_timeout,
+                       chooser);
+}
+
+static void
+refresh_model (CajaMimeApplicationChooser *chooser)
+{
+    GList *applications;
+    GAppInfo *default_app;
+    GList *l;
+    GtkTreeSelection *selection;
+    GtkTreeViewColumn *column;
+
+    column = gtk_tree_view_get_column (GTK_TREE_VIEW (chooser->details->treeview), 0);
+    gtk_tree_view_column_set_visible (column, TRUE);
+
+    gtk_list_store_clear (chooser->details->model);
+
+    applications = g_app_info_get_all_for_type (chooser->details->content_type);
+    default_app = g_app_info_get_default_for_type (chooser->details->content_type, FALSE);
+
+    for (l = applications; l != NULL; l = l->next)
+    {
+        GtkTreeIter iter;
+        gboolean is_default;
+        GAppInfo *application;
+        char *escaped;
+        GIcon *icon;
+
+        application = l->data;
+
+        is_default = default_app && g_app_info_equal (default_app, application);
+
+        escaped = g_markup_escape_text (g_app_info_get_display_name (application), -1);
+
+        icon = g_app_info_get_icon (application);
+
+        gtk_list_store_append (chooser->details->model, &iter);
+        gtk_list_store_set (chooser->details->model, &iter,
+                            COLUMN_APPINFO, application,
+                            COLUMN_DEFAULT, is_default,
+                            COLUMN_ICON, icon,
+                            COLUMN_NAME, escaped,
+                            -1);
+
+        g_free (escaped);
+    }
+
+    selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (chooser->details->treeview));
+
+    if (applications)
+    {
+        g_object_set (chooser->details->toggle_renderer,
+                      "visible", TRUE,
+                      NULL);
+        gtk_tree_selection_set_mode (selection, GTK_SELECTION_SINGLE);
+    }
+    else
+    {
+        GtkTreeIter iter;
+        char *name;
+
+        gtk_tree_view_column_set_visible (column, FALSE);
+        gtk_list_store_append (chooser->details->model, &iter);
+        name = g_strdup_printf ("<i>%s</i>", _("No applications selected"));
+        gtk_list_store_set (chooser->details->model, &iter,
+                            COLUMN_NAME, name,
+                            COLUMN_APPINFO, NULL,
+                            -1);
+        g_free (name);
+
+        gtk_tree_selection_set_mode (selection, GTK_SELECTION_NONE);
+    }
+
+    if (default_app)
+    {
+        g_object_unref (default_app);
+    }
+
+    eel_g_object_list_free (applications);
+}
+
+static void
+set_extension_and_description (CajaMimeApplicationChooser *chooser,
+                               const char *extension,
+                               const char *mime_type)
+{
+    if (extension != NULL &&
+            g_content_type_is_unknown (mime_type))
+    {
+        chooser->details->extension = g_strdup (extension);
+        chooser->details->content_type = g_strdup_printf ("application/x-extension-%s", extension);
+        /* the %s here is a file extension */
+        chooser->details->type_description =
+            g_strdup_printf (_("%s document"), extension);
+    }
+    else
+    {
+        char *description;
+
+        chooser->details->content_type = g_strdup (mime_type);
+        description = g_content_type_get_description (mime_type);
+        if (description == NULL)
+        {
+            description = g_strdup (_("Unknown"));
+        }
+
+        chooser->details->type_description = description;
+    }
+}
+
+static gboolean
+set_uri_and_type (CajaMimeApplicationChooser *chooser,
+                  const char *uri,
+                  const char *mime_type)
+{
+    char *label;
+    char *name;
+    char *emname;
+    char *extension;
+    GFile *file;
+
+    chooser->details->uri = g_strdup (uri);
+
+    file = g_file_new_for_uri (uri);
+    name = g_file_get_basename (file);
+    g_object_unref (file);
+
+    chooser->details->orig_mime_type = g_strdup (mime_type);
+
+    extension = get_extension (name);
+    set_extension_and_description (CAJA_MIME_APPLICATION_CHOOSER (chooser),
+                                   extension, mime_type);
+    g_free (extension);
+
+    /* first %s is filename, second %s is mime-type description */
+    emname = g_strdup_printf ("<i>%s</i>", name);
+    label = g_strdup_printf (_("Select an application to open %s and other files of type \"%s\""),
+                             emname, chooser->details->type_description);
+    g_free (emname);
+
+    gtk_label_set_markup (GTK_LABEL (chooser->details->label), label);
+
+    g_free (label);
+    g_free (name);
+
+    refresh_model (chooser);
+
+    return TRUE;
+}
+
+static char *
+get_extension_from_file (CajaFile *nfile)
+{
+    char *name;
+    char *extension;
+
+    name = caja_file_get_name (nfile);
+    extension = get_extension (name);
+
+    g_free (name);
+
+    return extension;
+}
+
+static gboolean
+set_uri_and_type_for_multiple_files (CajaMimeApplicationChooser *chooser,
+                                     GList *uris,
+                                     const char *mime_type)
+{
+    char *label;
+    char *first_extension;
+    gboolean same_extension;
+    GList *iter;
+
+    chooser->details->for_multiple_files = TRUE;
+    chooser->details->uri = NULL;
+    chooser->details->orig_mime_type = g_strdup (mime_type);
+    same_extension = TRUE;
+    first_extension = get_extension_from_file (CAJA_FILE (uris->data));
+    iter = uris->next;
+
+    while (iter != NULL)
+    {
+        char *extension_current;
+
+        extension_current = get_extension_from_file (CAJA_FILE (iter->data));
+        if (eel_strcmp (first_extension, extension_current))
+        {
+            same_extension = FALSE;
+            g_free (extension_current);
+            break;
+        }
+        iter = iter->next;
+
+        g_free (extension_current);
+    }
+    if (!same_extension)
+    {
+        set_extension_and_description (CAJA_MIME_APPLICATION_CHOOSER (chooser),
+                                       NULL, mime_type);
+    }
+    else
+    {
+        set_extension_and_description (CAJA_MIME_APPLICATION_CHOOSER (chooser),
+                                       first_extension, mime_type);
+    }
+
+    g_free (first_extension);
+
+    label = g_strdup_printf (_("Open all files of type \"%s\" with:"),
+                             chooser->details->type_description);
+    gtk_label_set_markup (GTK_LABEL (chooser->details->label), label);
+
+    g_free (label);
+
+    refresh_model (chooser);
+
+    return TRUE;
+}
+
+GtkWidget *
+caja_mime_application_chooser_new (const char *uri,
+                                   const char *mime_type)
+{
+    GtkWidget *chooser;
+
+    chooser = gtk_widget_new (CAJA_TYPE_MIME_APPLICATION_CHOOSER, NULL);
+
+    set_uri_and_type (CAJA_MIME_APPLICATION_CHOOSER (chooser), uri, mime_type);
+
+    return chooser;
+}
+
+GtkWidget *
+caja_mime_application_chooser_new_for_multiple_files (GList *uris,
+        const char *mime_type)
+{
+    GtkWidget *chooser;
+
+    chooser = gtk_widget_new (CAJA_TYPE_MIME_APPLICATION_CHOOSER, NULL);
+
+    set_uri_and_type_for_multiple_files (CAJA_MIME_APPLICATION_CHOOSER (chooser),
+                                         uris, mime_type);
+
+    return chooser;
+}
+