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authorPerberos <[email protected]>2011-12-01 22:24:23 -0300
committerPerberos <[email protected]>2011-12-01 22:24:23 -0300
commit0e004c696b0e68b2cff37a4c3315b022a35eaf43 (patch)
tree43261e815529cb9518ed7be37af13b846af8b26b /libcaja-private/caja-column-chooser.c
downloadcaja-0e004c696b0e68b2cff37a4c3315b022a35eaf43.tar.bz2
caja-0e004c696b0e68b2cff37a4c3315b022a35eaf43.tar.xz
moving from https://github.com/perberos/mate-desktop-environment
Diffstat (limited to 'libcaja-private/caja-column-chooser.c')
-rw-r--r--libcaja-private/caja-column-chooser.c670
1 files changed, 670 insertions, 0 deletions
diff --git a/libcaja-private/caja-column-chooser.c b/libcaja-private/caja-column-chooser.c
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--- /dev/null
+++ b/libcaja-private/caja-column-chooser.c
@@ -0,0 +1,670 @@
+/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
+
+/* caja-column-chooser.h - A column chooser widget
+
+ Copyright (C) 2004 Novell, 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 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 Mate Library; see the column 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]>
+*/
+
+#include <config.h>
+#include "caja-column-chooser.h"
+
+#include <string.h>
+#include <gtk/gtk.h>
+#include <glib/gi18n.h>
+
+#include "caja-column-utilities.h"
+
+struct _CajaColumnChooserDetails
+{
+ GtkTreeView *view;
+ GtkListStore *store;
+
+ GtkWidget *move_up_button;
+ GtkWidget *move_down_button;
+ GtkWidget *use_default_button;
+
+ CajaFile *file;
+};
+
+enum
+{
+ COLUMN_VISIBLE,
+ COLUMN_LABEL,
+ COLUMN_NAME,
+ NUM_COLUMNS
+};
+
+enum
+{
+ PROP_FILE = 1,
+ NUM_PROPERTIES
+};
+
+enum
+{
+ CHANGED,
+ USE_DEFAULT,
+ LAST_SIGNAL
+};
+static guint signals[LAST_SIGNAL];
+
+
+G_DEFINE_TYPE(CajaColumnChooser, caja_column_chooser, GTK_TYPE_HBOX);
+
+static void caja_column_chooser_constructed (GObject *object);
+
+static void
+caja_column_chooser_set_property (GObject *object,
+ guint param_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ CajaColumnChooser *chooser;
+
+ chooser = CAJA_COLUMN_CHOOSER (object);
+
+ switch (param_id)
+ {
+ case PROP_FILE:
+ chooser->details->file = g_value_get_object (value);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+ break;
+ }
+}
+
+static void
+caja_column_chooser_class_init (CajaColumnChooserClass *chooser_class)
+{
+ GObjectClass *oclass;
+
+ oclass = G_OBJECT_CLASS (chooser_class);
+
+ oclass->set_property = caja_column_chooser_set_property;
+ oclass->constructed = caja_column_chooser_constructed;
+
+ signals[CHANGED] = g_signal_new
+ ("changed",
+ G_TYPE_FROM_CLASS (chooser_class),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (CajaColumnChooserClass,
+ changed),
+ 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,
+ G_STRUCT_OFFSET (CajaColumnChooserClass,
+ use_default),
+ 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",
+ CAJA_TYPE_FILE,
+ G_PARAM_CONSTRUCT_ONLY |
+ G_PARAM_WRITABLE));
+
+ g_type_class_add_private (chooser_class, sizeof (CajaColumnChooserDetails));
+}
+
+static void
+update_buttons (CajaColumnChooser *chooser)
+{
+ GtkTreeSelection *selection;
+ GtkTreeIter iter;
+
+ selection = gtk_tree_view_get_selection (chooser->details->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->details->store),
+ &iter,
+ COLUMN_VISIBLE, &visible,
+ -1);
+
+ path = gtk_tree_model_get_path (GTK_TREE_MODEL (chooser->details->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->details->store),
+ &iter);
+
+ gtk_widget_set_sensitive (chooser->details->move_up_button,
+ !top);
+ gtk_widget_set_sensitive (chooser->details->move_down_button,
+ !bottom);
+ }
+ else
+ {
+ gtk_widget_set_sensitive (chooser->details->move_up_button,
+ FALSE);
+ gtk_widget_set_sensitive (chooser->details->move_down_button,
+ FALSE);
+ }
+}
+
+static void
+list_changed (CajaColumnChooser *chooser)
+{
+ update_buttons (chooser);
+ g_signal_emit (chooser, signals[CHANGED], 0);
+}
+
+static void
+visible_toggled_callback (GtkCellRendererToggle *cell,
+ char *path_string,
+ gpointer user_data)
+{
+ CajaColumnChooser *chooser;
+ GtkTreePath *path;
+ GtkTreeIter iter;
+ gboolean visible;
+
+ chooser = CAJA_COLUMN_CHOOSER (user_data);
+
+ path = gtk_tree_path_new_from_string (path_string);
+ gtk_tree_model_get_iter (GTK_TREE_MODEL (chooser->details->store),
+ &iter, path);
+ gtk_tree_model_get (GTK_TREE_MODEL (chooser->details->store),
+ &iter, COLUMN_VISIBLE, &visible, -1);
+ gtk_list_store_set (chooser->details->store,
+ &iter, COLUMN_VISIBLE, !visible, -1);
+ gtk_tree_path_free (path);
+ list_changed (chooser);
+}
+
+static void
+selection_changed_callback (GtkTreeSelection *selection, gpointer user_data)
+{
+ update_buttons (CAJA_COLUMN_CHOOSER (user_data));
+}
+
+static void
+row_deleted_callback (GtkTreeModel *model,
+ GtkTreePath *path,
+ gpointer user_data)
+{
+ list_changed (CAJA_COLUMN_CHOOSER (user_data));
+}
+
+static void
+add_tree_view (CajaColumnChooser *chooser)
+{
+ GtkWidget *scrolled;
+ GtkWidget *view;
+ GtkListStore *store;
+ GtkCellRenderer *cell;
+ GtkTreeSelection *selection;
+
+ view = gtk_tree_view_new ();
+ gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (view), FALSE);
+
+ store = gtk_list_store_new (NUM_COLUMNS,
+ G_TYPE_BOOLEAN,
+ G_TYPE_STRING,
+ G_TYPE_STRING);
+
+ gtk_tree_view_set_model (GTK_TREE_VIEW (view),
+ GTK_TREE_MODEL (store));
+ g_object_unref (store);
+
+ gtk_tree_view_set_reorderable (GTK_TREE_VIEW (view), TRUE);
+
+ selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (view));
+ g_signal_connect (selection, "changed",
+ G_CALLBACK (selection_changed_callback), chooser);
+
+ cell = gtk_cell_renderer_toggle_new ();
+
+ g_signal_connect (G_OBJECT (cell), "toggled",
+ G_CALLBACK (visible_toggled_callback), chooser);
+
+ gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (view),
+ -1, NULL,
+ cell,
+ "active", COLUMN_VISIBLE,
+ NULL);
+
+ cell = gtk_cell_renderer_text_new ();
+
+ gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (view),
+ -1, NULL,
+ cell,
+ "text", COLUMN_LABEL,
+ NULL);
+
+ chooser->details->view = GTK_TREE_VIEW (view);
+ chooser->details->store = store;
+
+ gtk_widget_show (view);
+
+ scrolled = gtk_scrolled_window_new (NULL, NULL);
+ gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled),
+ GTK_SHADOW_IN);
+ gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled),
+ GTK_POLICY_AUTOMATIC,
+ GTK_POLICY_AUTOMATIC);
+ gtk_widget_show (GTK_WIDGET (scrolled));
+
+ gtk_container_add (GTK_CONTAINER (scrolled), view);
+ gtk_box_pack_start (GTK_BOX (chooser), scrolled, TRUE, TRUE, 0);
+}
+
+static void
+move_up_clicked_callback (GtkWidget *button, gpointer user_data)
+{
+ CajaColumnChooser *chooser;
+ GtkTreeIter iter;
+ GtkTreeSelection *selection;
+
+ chooser = CAJA_COLUMN_CHOOSER (user_data);
+
+ selection = gtk_tree_view_get_selection (chooser->details->view);
+
+ if (gtk_tree_selection_get_selected (selection, NULL, &iter))
+ {
+ GtkTreePath *path;
+ GtkTreeIter prev;
+
+ path = gtk_tree_model_get_path (GTK_TREE_MODEL (chooser->details->store), &iter);
+ gtk_tree_path_prev (path);
+ if (gtk_tree_model_get_iter (GTK_TREE_MODEL (chooser->details->store), &prev, path))
+ {
+ gtk_list_store_move_before (chooser->details->store,
+ &iter,
+ &prev);
+ }
+ gtk_tree_path_free (path);
+ }
+
+ list_changed (chooser);
+}
+
+static void
+move_down_clicked_callback (GtkWidget *button, gpointer user_data)
+{
+ CajaColumnChooser *chooser;
+ GtkTreeIter iter;
+ GtkTreeSelection *selection;
+
+ chooser = CAJA_COLUMN_CHOOSER (user_data);
+
+ selection = gtk_tree_view_get_selection (chooser->details->view);
+
+ if (gtk_tree_selection_get_selected (selection, NULL, &iter))
+ {
+ GtkTreeIter next;
+
+ next = iter;
+
+ if (gtk_tree_model_iter_next (GTK_TREE_MODEL (chooser->details->store), &next))
+ {
+ gtk_list_store_move_after (chooser->details->store,
+ &iter,
+ &next);
+ }
+ }
+
+ list_changed (chooser);
+}
+
+static void
+use_default_clicked_callback (GtkWidget *button, gpointer user_data)
+{
+ g_signal_emit (CAJA_COLUMN_CHOOSER (user_data),
+ signals[USE_DEFAULT], 0);
+}
+
+static GtkWidget *
+button_new_with_mnemonic (const gchar *stockid, const gchar *str)
+{
+ GtkWidget *image;
+ GtkWidget *button;
+
+ button = gtk_button_new_with_mnemonic (str);
+ image = gtk_image_new_from_stock (stockid, GTK_ICON_SIZE_BUTTON);
+
+ gtk_button_set_image (GTK_BUTTON (button), image);
+
+ return button;
+}
+
+static void
+add_buttons (CajaColumnChooser *chooser)
+{
+ GtkWidget *box;
+ GtkWidget *separator;
+
+ box = gtk_vbox_new (FALSE, 8);
+ gtk_widget_show (box);
+
+ chooser->details->move_up_button = button_new_with_mnemonic (GTK_STOCK_GO_UP,
+ _("Move _Up"));
+ g_signal_connect (chooser->details->move_up_button,
+ "clicked", G_CALLBACK (move_up_clicked_callback),
+ chooser);
+ gtk_widget_show_all (chooser->details->move_up_button);
+ gtk_widget_set_sensitive (chooser->details->move_up_button, FALSE);
+ gtk_box_pack_start (GTK_BOX (box), chooser->details->move_up_button,
+ FALSE, FALSE, 0);
+
+ chooser->details->move_down_button = button_new_with_mnemonic (GTK_STOCK_GO_DOWN,
+ _("Move Dow_n"));
+ g_signal_connect (chooser->details->move_down_button,
+ "clicked", G_CALLBACK (move_down_clicked_callback),
+ chooser);
+ gtk_widget_show_all (chooser->details->move_down_button);
+ gtk_widget_set_sensitive (chooser->details->move_down_button, FALSE);
+ gtk_box_pack_start (GTK_BOX (box), chooser->details->move_down_button,
+ FALSE, FALSE, 0);
+
+ separator = gtk_hseparator_new ();
+ gtk_widget_show (separator);
+ gtk_box_pack_start (GTK_BOX (box), separator, FALSE, FALSE, 0);
+
+ chooser->details->use_default_button = gtk_button_new_with_mnemonic (_("Use De_fault"));
+ g_signal_connect (chooser->details->use_default_button,
+ "clicked", G_CALLBACK (use_default_clicked_callback),
+ chooser);
+ gtk_widget_show (chooser->details->use_default_button);
+ gtk_box_pack_start (GTK_BOX (box), chooser->details->use_default_button,
+ FALSE, FALSE, 0);
+
+ gtk_box_pack_start (GTK_BOX (chooser), box,
+ FALSE, FALSE, 0);
+}
+
+static void
+populate_tree (CajaColumnChooser *chooser)
+{
+ GList *columns;
+ GList *l;
+
+ columns = caja_get_columns_for_file (chooser->details->file);
+
+ for (l = columns; l != NULL; l = l->next)
+ {
+ GtkTreeIter iter;
+ CajaColumn *column;
+ char *name;
+ char *label;
+
+ column = CAJA_COLUMN (l->data);
+
+ g_object_get (G_OBJECT (column),
+ "name", &name, "label", &label,
+ NULL);
+
+ gtk_list_store_append (chooser->details->store, &iter);
+ gtk_list_store_set (chooser->details->store, &iter,
+ COLUMN_VISIBLE, FALSE,
+ COLUMN_LABEL, label,
+ COLUMN_NAME, name,
+ -1);
+
+ g_free (name);
+ g_free (label);
+ }
+
+ caja_column_list_free (columns);
+}
+
+static void
+caja_column_chooser_constructed (GObject *object)
+{
+ CajaColumnChooser *chooser;
+
+ chooser = CAJA_COLUMN_CHOOSER (object);
+
+ populate_tree (chooser);
+
+ g_signal_connect (chooser->details->store, "row_deleted",
+ G_CALLBACK (row_deleted_callback), chooser);
+}
+
+static void
+caja_column_chooser_init (CajaColumnChooser *chooser)
+{
+ chooser->details = G_TYPE_INSTANCE_GET_PRIVATE ((chooser), CAJA_TYPE_COLUMN_CHOOSER, CajaColumnChooserDetails);
+
+ g_object_set (G_OBJECT (chooser),
+ "homogeneous", FALSE,
+ "spacing", 8,
+ NULL);
+
+ add_tree_view (chooser);
+ add_buttons (chooser);
+}
+
+static void
+set_visible_columns (CajaColumnChooser *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);
+ 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->details->store),
+ &iter))
+ {
+ do
+ {
+ char *name;
+ gboolean visible;
+
+ gtk_tree_model_get (GTK_TREE_MODEL (chooser->details->store),
+ &iter,
+ COLUMN_NAME, &name,
+ -1);
+
+ visible = (g_hash_table_lookup (visible_columns_hash, name) != NULL);
+
+ gtk_list_store_set (chooser->details->store,
+ &iter,
+ COLUMN_VISIBLE, visible,
+ -1);
+ g_free (name);
+
+ }
+ while (gtk_tree_model_iter_next (GTK_TREE_MODEL (chooser->details->store), &iter));
+ }
+
+ g_hash_table_destroy (visible_columns_hash);
+}
+
+static char **
+get_column_names (CajaColumnChooser *chooser, gboolean only_visible)
+{
+ GPtrArray *ret;
+ GtkTreeIter iter;
+
+ ret = g_ptr_array_new ();
+ if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (chooser->details->store),
+ &iter))
+ {
+ do
+ {
+ char *name;
+ gboolean visible;
+ gtk_tree_model_get (GTK_TREE_MODEL (chooser->details->store),
+ &iter,
+ COLUMN_VISIBLE, &visible,
+ COLUMN_NAME, &name,
+ -1);
+ if (!only_visible || visible)
+ {
+ /* give ownership to the array */
+ g_ptr_array_add (ret, name);
+ }
+
+ }
+ while (gtk_tree_model_iter_next (GTK_TREE_MODEL (chooser->details->store), &iter));
+ }
+ g_ptr_array_add (ret, NULL);
+
+ return (char **) g_ptr_array_free (ret, FALSE);
+}
+
+static gboolean
+get_column_iter (CajaColumnChooser *chooser,
+ CajaColumn *column,
+ GtkTreeIter *iter)
+{
+ char *column_name;
+
+ g_object_get (CAJA_COLUMN (column), "name", &column_name, NULL);
+
+ if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (chooser->details->store),
+ iter))
+ {
+ do
+ {
+ char *name;
+
+
+ gtk_tree_model_get (GTK_TREE_MODEL (chooser->details->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->details->store), iter));
+ }
+ g_free (column_name);
+ return FALSE;
+}
+
+static void
+set_column_order (CajaColumnChooser *chooser,
+ char **column_order)
+
+{
+ GList *columns;
+ GList *l;
+ GtkTreePath *path;
+
+ columns = caja_get_columns_for_file (chooser->details->file);
+ columns = caja_sort_columns (columns, column_order);
+
+ g_signal_handlers_block_by_func (chooser->details->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, CAJA_COLUMN (l->data), &iter))
+ {
+ GtkTreeIter before;
+ if (path)
+ {
+ gtk_tree_model_get_iter (GTK_TREE_MODEL (chooser->details->store),
+ &before, path);
+ gtk_list_store_move_after (chooser->details->store,
+ &iter, &before);
+ gtk_tree_path_next (path);
+
+ }
+ else
+ {
+ gtk_list_store_move_after (chooser->details->store,
+ &iter, NULL);
+ }
+ }
+ }
+ gtk_tree_path_free (path);
+ g_signal_handlers_unblock_by_func (chooser->details->store,
+ G_CALLBACK (row_deleted_callback),
+ chooser);
+
+ caja_column_list_free (columns);
+}
+
+void
+caja_column_chooser_set_settings (CajaColumnChooser *chooser,
+ char **visible_columns,
+ char **column_order)
+{
+ g_return_if_fail (CAJA_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
+caja_column_chooser_get_settings (CajaColumnChooser *chooser,
+ char ***visible_columns,
+ char ***column_order)
+{
+ g_return_if_fail (CAJA_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);
+}
+
+GtkWidget *
+caja_column_chooser_new (CajaFile *file)
+{
+ return g_object_new (CAJA_TYPE_COLUMN_CHOOSER, "file", file, NULL);
+}
+
generated by cgit v1.2.1 (git 2.18.0) at 2024-05-23 17:08:12 +0000