Adding upstream version 43.2.upstream/43.2upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 597 insertions, 0 deletions

diff --git a/src/nautilus-column-chooser.c b/src/nautilus-column-chooser.c
new file mode 100644
index 0000000..72e18bc
--- /dev/null
+++ b/src/nautilus-column-chooser.c
@@ -0,0 +1,597 @@
+/* nautilus-column-chooser.h - A column chooser widget
+ *
+ *  Copyright (C) 2004 Novell, Inc.
+ *
+ *  The Gnome 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 Gnome Library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Library General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Library General Public
+ *  License along with the Gnome Library; see the column COPYING.LIB.  If not,
+ *  see <http://www.gnu.org/licenses/>.
+ *
+ *  Authors: Dave Camp <dave@ximian.com>
+ */
+
+#include <config.h>
+#include "nautilus-column-chooser.h"
+
+#include <string.h>
+#include <gtk/gtk.h>
+#include <glib/gi18n.h>
+
+#include <nautilus-extension.h>
+
+#include "nautilus-column-utilities.h"
+
+struct _NautilusColumnChooser
+{
+    GtkBox parent;
+
+    GtkWidget *view;
+    GtkListStore *store;
+
+    GtkWidget *move_up_button;
+    GtkWidget *move_down_button;
+    GtkWidget *use_default_button;
+
+    NautilusFile *file;
+};
+
+enum
+{
+    COLUMN_VISIBLE,
+    COLUMN_LABEL,
+    COLUMN_NAME,
+    COLUMN_SENSITIVE,
+    NUM_COLUMNS
+};
+
+enum
+{
+    PROP_FILE = 1,
+    NUM_PROPERTIES
+};
+
+enum
+{
+    CHANGED,
+    USE_DEFAULT,
+    LAST_SIGNAL
+};
+static guint signals[LAST_SIGNAL];
+
+G_DEFINE_TYPE (NautilusColumnChooser, nautilus_column_chooser, GTK_TYPE_BOX);
+
+static void
+nautilus_column_chooser_set_property (GObject      *object,
+                                      guint         param_id,
+                                      const GValue *value,
+                                      GParamSpec   *pspec)
+{
+    NautilusColumnChooser *chooser;
+
+    chooser = NAUTILUS_COLUMN_CHOOSER (object);
+
+    switch (param_id)
+    {
+        case PROP_FILE:
+        {
+            chooser->file = g_value_get_object (value);
+        }
+        break;
+
+        default:
+        {
+            G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+        }
+        break;
+    }
+}
+
+static void
+update_buttons (NautilusColumnChooser *chooser)
+{
+    GtkTreeSelection *selection;
+    GtkTreeIter iter;
+
+    selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (chooser->view));
+
+    if (gtk_tree_selection_get_selected (selection, NULL, &iter))
+    {
+        gboolean visible;
+        gboolean top;
+        gboolean bottom;
+        GtkTreePath *first;
+        GtkTreePath *path;
+
+        gtk_tree_model_get (GTK_TREE_MODEL (chooser->store),
+                            &iter,
+                            COLUMN_VISIBLE, &visible,
+                            -1);
+
+        path = gtk_tree_model_get_path (GTK_TREE_MODEL (chooser->store),
+                                        &iter);
+        first = gtk_tree_path_new_first ();
+
+        top = (gtk_tree_path_compare (path, first) == 0);
+
+        gtk_tree_path_free (path);
+        gtk_tree_path_free (first);
+
+        bottom = !gtk_tree_model_iter_next (GTK_TREE_MODEL (chooser->store),
+                                            &iter);
+
+        gtk_widget_set_sensitive (chooser->move_up_button,
+                                  !top);
+        gtk_widget_set_sensitive (chooser->move_down_button,
+                                  !bottom);
+    }
+    else
+    {
+        gtk_widget_set_sensitive (chooser->move_up_button,
+                                  FALSE);
+        gtk_widget_set_sensitive (chooser->move_down_button,
+                                  FALSE);
+    }
+}
+
+static void
+list_changed (NautilusColumnChooser *chooser)
+{
+    update_buttons (chooser);
+    g_signal_emit (chooser, signals[CHANGED], 0);
+}
+
+static void
+toggle_path (NautilusColumnChooser *chooser,
+             GtkTreePath           *path)
+{
+    GtkTreeIter iter;
+    gboolean visible;
+    g_autofree gchar *name = NULL;
+
+    gtk_tree_model_get_iter (GTK_TREE_MODEL (chooser->store),
+                             &iter, path);
+    gtk_tree_model_get (GTK_TREE_MODEL (chooser->store), &iter,
+                        COLUMN_VISIBLE, &visible,
+                        COLUMN_NAME, &name, -1);
+
+    if (g_strcmp0 (name, "name") == 0)
+    {
+        /* Don't allow name column to be disabled. */
+        return;
+    }
+
+    gtk_list_store_set (chooser->store,
+                        &iter, COLUMN_VISIBLE, !visible, -1);
+    list_changed (chooser);
+}
+
+
+static void
+visible_toggled_callback (GtkCellRendererToggle *cell,
+                          char                  *path_string,
+                          gpointer               user_data)
+{
+    GtkTreePath *path;
+
+    path = gtk_tree_path_new_from_string (path_string);
+    toggle_path (NAUTILUS_COLUMN_CHOOSER (user_data), path);
+    gtk_tree_path_free (path);
+}
+
+static void
+view_row_activated_callback (GtkTreeView       *tree_view,
+                             GtkTreePath       *path,
+                             GtkTreeViewColumn *column,
+                             gpointer           user_data)
+{
+    toggle_path (NAUTILUS_COLUMN_CHOOSER (user_data), path);
+}
+
+static void
+selection_changed_callback (GtkTreeSelection *selection,
+                            gpointer          user_data)
+{
+    update_buttons (NAUTILUS_COLUMN_CHOOSER (user_data));
+}
+
+static void
+row_deleted_callback (GtkTreeModel *model,
+                      GtkTreePath  *path,
+                      gpointer      user_data)
+{
+    list_changed (NAUTILUS_COLUMN_CHOOSER (user_data));
+}
+
+static void
+move_up_clicked_callback (GtkWidget *button,
+                          gpointer   user_data)
+{
+    NautilusColumnChooser *chooser;
+    GtkTreeIter iter;
+    GtkTreeSelection *selection;
+
+    chooser = NAUTILUS_COLUMN_CHOOSER (user_data);
+
+    selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (chooser->view));
+
+    if (gtk_tree_selection_get_selected (selection, NULL, &iter))
+    {
+        GtkTreePath *path;
+        GtkTreeIter prev;
+
+        path = gtk_tree_model_get_path (GTK_TREE_MODEL (chooser->store), &iter);
+        gtk_tree_path_prev (path);
+        if (gtk_tree_model_get_iter (GTK_TREE_MODEL (chooser->store), &prev, path))
+        {
+            gtk_list_store_move_before (chooser->store,
+                                        &iter,
+                                        &prev);
+        }
+        gtk_tree_path_free (path);
+    }
+
+    list_changed (chooser);
+}
+
+static void
+move_down_clicked_callback (GtkWidget *button,
+                            gpointer   user_data)
+{
+    NautilusColumnChooser *chooser;
+    GtkTreeIter iter;
+    GtkTreeSelection *selection;
+
+    chooser = NAUTILUS_COLUMN_CHOOSER (user_data);
+
+    selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (chooser->view));
+
+    if (gtk_tree_selection_get_selected (selection, NULL, &iter))
+    {
+        GtkTreeIter next;
+
+        next = iter;
+
+        if (gtk_tree_model_iter_next (GTK_TREE_MODEL (chooser->store), &next))
+        {
+            gtk_list_store_move_after (chooser->store,
+                                       &iter,
+                                       &next);
+        }
+    }
+
+    list_changed (chooser);
+}
+
+static void
+use_default_clicked_callback (GtkWidget *button,
+                              gpointer   user_data)
+{
+    g_signal_emit (NAUTILUS_COLUMN_CHOOSER (user_data),
+                   signals[USE_DEFAULT], 0);
+}
+
+static void
+populate_tree (NautilusColumnChooser *chooser)
+{
+    GList *columns;
+    GList *l;
+
+    columns = nautilus_get_columns_for_file (chooser->file);
+
+    for (l = columns; l != NULL; l = l->next)
+    {
+        GtkTreeIter iter;
+        NautilusColumn *column;
+        char *name;
+        char *label;
+        gboolean visible = FALSE;
+        gboolean sensitive = TRUE;
+
+        column = NAUTILUS_COLUMN (l->data);
+
+        g_object_get (G_OBJECT (column),
+                      "name", &name, "label", &label,
+                      NULL);
+
+        if (strcmp (name, "name") == 0)
+        {
+            visible = TRUE;
+            sensitive = FALSE;
+        }
+        if (strcmp (name, "starred") == 0)
+        {
+            g_free (name);
+            g_free (label);
+            continue;
+        }
+
+        gtk_list_store_append (chooser->store, &iter);
+        gtk_list_store_set (chooser->store, &iter,
+                            COLUMN_VISIBLE, visible,
+                            COLUMN_LABEL, label,
+                            COLUMN_NAME, name,
+                            COLUMN_SENSITIVE, sensitive,
+                            -1);
+
+        g_free (name);
+        g_free (label);
+    }
+
+    nautilus_column_list_free (columns);
+}
+
+static void
+nautilus_column_chooser_constructed (GObject *object)
+{
+    NautilusColumnChooser *chooser;
+
+    chooser = NAUTILUS_COLUMN_CHOOSER (object);
+
+    populate_tree (chooser);
+
+    g_signal_connect (chooser->store, "row-deleted",
+                      G_CALLBACK (row_deleted_callback), chooser);
+}
+
+static void
+set_visible_columns (NautilusColumnChooser  *chooser,
+                     char                  **visible_columns)
+{
+    GHashTable *visible_columns_hash;
+    GtkTreeIter iter;
+    int i;
+
+    visible_columns_hash = g_hash_table_new (g_str_hash, g_str_equal);
+    /* always show the name column */
+    g_hash_table_insert (visible_columns_hash, "name", "name");
+    for (i = 0; visible_columns[i] != NULL; ++i)
+    {
+        g_hash_table_insert (visible_columns_hash,
+                             visible_columns[i],
+                             visible_columns[i]);
+    }
+
+    if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (chooser->store),
+                                       &iter))
+    {
+        do
+        {
+            char *name;
+            gboolean visible;
+
+            gtk_tree_model_get (GTK_TREE_MODEL (chooser->store),
+                                &iter,
+                                COLUMN_NAME, &name,
+                                -1);
+
+            visible = (g_hash_table_lookup (visible_columns_hash, name) != NULL);
+
+            gtk_list_store_set (chooser->store,
+                                &iter,
+                                COLUMN_VISIBLE, visible,
+                                -1);
+            g_free (name);
+        }
+        while (gtk_tree_model_iter_next (GTK_TREE_MODEL (chooser->store), &iter));
+    }
+
+    g_hash_table_destroy (visible_columns_hash);
+}
+
+static char **
+get_column_names (NautilusColumnChooser *chooser,
+                  gboolean               only_visible)
+{
+    GPtrArray *ret;
+    GtkTreeIter iter;
+
+    ret = g_ptr_array_new ();
+    if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (chooser->store),
+                                       &iter))
+    {
+        do
+        {
+            char *name;
+            gboolean visible;
+            gtk_tree_model_get (GTK_TREE_MODEL (chooser->store),
+                                &iter,
+                                COLUMN_VISIBLE, &visible,
+                                COLUMN_NAME, &name,
+                                -1);
+            if (!only_visible || visible)
+            {
+                /* give ownership to the array */
+                g_ptr_array_add (ret, name);
+            }
+            else
+            {
+                g_free (name);
+            }
+        }
+        while (gtk_tree_model_iter_next (GTK_TREE_MODEL (chooser->store), &iter));
+    }
+    g_ptr_array_add (ret, NULL);
+
+    return (char **) g_ptr_array_free (ret, FALSE);
+}
+
+static gboolean
+get_column_iter (NautilusColumnChooser *chooser,
+                 NautilusColumn        *column,
+                 GtkTreeIter           *iter)
+{
+    char *column_name;
+
+    g_object_get (NAUTILUS_COLUMN (column), "name", &column_name, NULL);
+
+    if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (chooser->store),
+                                       iter))
+    {
+        do
+        {
+            char *name;
+
+            gtk_tree_model_get (GTK_TREE_MODEL (chooser->store),
+                                iter,
+                                COLUMN_NAME, &name,
+                                -1);
+            if (!strcmp (name, column_name))
+            {
+                g_free (column_name);
+                g_free (name);
+                return TRUE;
+            }
+
+            g_free (name);
+        }
+        while (gtk_tree_model_iter_next (GTK_TREE_MODEL (chooser->store), iter));
+    }
+    g_free (column_name);
+    return FALSE;
+}
+
+static void
+set_column_order (NautilusColumnChooser  *chooser,
+                  char                  **column_order)
+{
+    GList *columns;
+    GList *l;
+    GtkTreePath *path;
+
+    columns = nautilus_get_columns_for_file (chooser->file);
+    columns = nautilus_sort_columns (columns, column_order);
+
+    g_signal_handlers_block_by_func (chooser->store,
+                                     G_CALLBACK (row_deleted_callback),
+                                     chooser);
+
+    path = gtk_tree_path_new_first ();
+    for (l = columns; l != NULL; l = l->next)
+    {
+        GtkTreeIter iter;
+
+        if (get_column_iter (chooser, NAUTILUS_COLUMN (l->data), &iter))
+        {
+            GtkTreeIter before;
+            if (path)
+            {
+                gtk_tree_model_get_iter (GTK_TREE_MODEL (chooser->store),
+                                         &before, path);
+                gtk_list_store_move_after (chooser->store,
+                                           &iter, &before);
+                gtk_tree_path_next (path);
+            }
+            else
+            {
+                gtk_list_store_move_after (chooser->store,
+                                           &iter, NULL);
+            }
+        }
+    }
+    gtk_tree_path_free (path);
+    g_signal_handlers_unblock_by_func (chooser->store,
+                                       G_CALLBACK (row_deleted_callback),
+                                       chooser);
+
+    nautilus_column_list_free (columns);
+}
+
+void
+nautilus_column_chooser_set_settings (NautilusColumnChooser  *chooser,
+                                      char                  **visible_columns,
+                                      char                  **column_order)
+{
+    g_return_if_fail (NAUTILUS_IS_COLUMN_CHOOSER (chooser));
+    g_return_if_fail (visible_columns != NULL);
+    g_return_if_fail (column_order != NULL);
+
+    set_visible_columns (chooser, visible_columns);
+    set_column_order (chooser, column_order);
+
+    list_changed (chooser);
+}
+
+void
+nautilus_column_chooser_get_settings (NautilusColumnChooser   *chooser,
+                                      char                  ***visible_columns,
+                                      char                  ***column_order)
+{
+    g_return_if_fail (NAUTILUS_IS_COLUMN_CHOOSER (chooser));
+    g_return_if_fail (visible_columns != NULL);
+    g_return_if_fail (column_order != NULL);
+
+    *visible_columns = get_column_names (chooser, TRUE);
+    *column_order = get_column_names (chooser, FALSE);
+}
+
+static void
+nautilus_column_chooser_class_init (NautilusColumnChooserClass *chooser_class)
+{
+    GtkWidgetClass *widget_class;
+    GObjectClass *oclass;
+
+    widget_class = GTK_WIDGET_CLASS (chooser_class);
+    oclass = G_OBJECT_CLASS (chooser_class);
+
+    oclass->set_property = nautilus_column_chooser_set_property;
+    oclass->constructed = nautilus_column_chooser_constructed;
+
+    gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/nautilus/ui/nautilus-column-chooser.ui");
+    gtk_widget_class_bind_template_child (widget_class, NautilusColumnChooser, view);
+    gtk_widget_class_bind_template_child (widget_class, NautilusColumnChooser, store);
+    gtk_widget_class_bind_template_child (widget_class, NautilusColumnChooser, move_up_button);
+    gtk_widget_class_bind_template_child (widget_class, NautilusColumnChooser, move_down_button);
+    gtk_widget_class_bind_template_child (widget_class, NautilusColumnChooser, use_default_button);
+    gtk_widget_class_bind_template_callback (widget_class, view_row_activated_callback);
+    gtk_widget_class_bind_template_callback (widget_class, selection_changed_callback);
+    gtk_widget_class_bind_template_callback (widget_class, visible_toggled_callback);
+    gtk_widget_class_bind_template_callback (widget_class, move_up_clicked_callback);
+    gtk_widget_class_bind_template_callback (widget_class, move_down_clicked_callback);
+    gtk_widget_class_bind_template_callback (widget_class, use_default_clicked_callback);
+
+    signals[CHANGED] = g_signal_new
+                           ("changed",
+                           G_TYPE_FROM_CLASS (chooser_class),
+                           G_SIGNAL_RUN_LAST,
+                           0, NULL, NULL,
+                           g_cclosure_marshal_VOID__VOID,
+                           G_TYPE_NONE, 0);
+
+    signals[USE_DEFAULT] = g_signal_new
+                               ("use-default",
+                               G_TYPE_FROM_CLASS (chooser_class),
+                               G_SIGNAL_RUN_LAST,
+                               0, NULL, NULL,
+                               g_cclosure_marshal_VOID__VOID,
+                               G_TYPE_NONE, 0);
+
+    g_object_class_install_property (oclass,
+                                     PROP_FILE,
+                                     g_param_spec_object ("file",
+                                                          "File",
+                                                          "The file this column chooser is for",
+                                                          NAUTILUS_TYPE_FILE,
+                                                          G_PARAM_CONSTRUCT_ONLY |
+                                                          G_PARAM_WRITABLE));
+}
+
+static void
+nautilus_column_chooser_init (NautilusColumnChooser *chooser)
+{
+    gtk_widget_init_template (GTK_WIDGET (chooser));
+}
+
+GtkWidget *
+nautilus_column_chooser_new (NautilusFile *file)
+{
+    return g_object_new (NAUTILUS_TYPE_COLUMN_CHOOSER, "file", file, NULL);
+}