--- /dev/null
+/* PSPPIRE - a graphical user interface for PSPP.
+ Copyright (C) 2007 Free Software Foundation, Inc.
+
+ 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 3 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, see <http://www.gnu.org/licenses/>. */
+
+#include <gtk/gtk.h>
+
+#include "psppire-acr.h"
+
+static void psppire_acr_init (PsppireAcr *);
+
+enum {
+ COLUMN_DOUBLE,
+ n_COLUMNS
+};
+
+
+GType
+psppire_acr_get_type (void)
+{
+ static GType acr_type = 0;
+
+ if (!acr_type)
+ {
+ static const GTypeInfo acr_info =
+ {
+ sizeof (PsppireAcrClass),
+ NULL, /* base_init */
+ NULL, /* base_finalize */
+ NULL, /* class_init */
+ NULL, /* class_finalize */
+ NULL, /* class_data */
+ sizeof (PsppireAcr),
+ 0,
+ (GInstanceInitFunc) psppire_acr_init,
+ };
+
+ acr_type = g_type_register_static (GTK_TYPE_HBOX, "PsppireAcr",
+ &acr_info, 0);
+ }
+
+ return acr_type;
+}
+
+static void
+on_add_button_clicked (PsppireAcr *acr)
+{
+ GtkTreeIter iter;
+ gdouble x;
+
+ const gchar *text = gtk_entry_get_text (acr->entry);
+ x = g_strtod (text, 0);
+
+ gtk_list_store_append (acr->list_store, &iter);
+
+ gtk_list_store_set (acr->list_store, &iter,
+ COLUMN_DOUBLE, x,
+ -1);
+
+ gtk_entry_set_text (acr->entry, "");
+}
+
+static void
+on_change_button_clicked (PsppireAcr *acr)
+{
+ const gchar *text;
+ GValue value = {0};
+ GtkTreeModel *model = GTK_TREE_MODEL (acr->list_store);
+
+ GList *l=
+ gtk_tree_selection_get_selected_rows (acr->selection,
+ &model);
+
+ GtkTreePath *path = l->data;
+
+ GtkTreeIter iter;
+
+ gtk_tree_model_get_iter (model, &iter, path);
+
+ text = gtk_entry_get_text (acr->entry);
+
+ g_value_init (&value, G_TYPE_DOUBLE);
+ g_value_set_double (&value, g_strtod (text, NULL));
+ gtk_list_store_set_value (acr->list_store, &iter, 0, &value);
+
+ g_list_foreach (l, (GFunc) gtk_tree_path_free, NULL);
+ g_list_free (l);
+}
+
+static void
+on_remove_button_clicked (PsppireAcr *acr)
+{
+ GtkTreeModel *model = GTK_TREE_MODEL (acr->list_store);
+
+ GList *l=
+ gtk_tree_selection_get_selected_rows (acr->selection,
+ &model);
+
+ GtkTreePath *path = l->data;
+
+ GtkTreeIter iter;
+
+ gtk_tree_model_get_iter (model, &iter, path);
+
+ gtk_list_store_remove (acr->list_store, &iter);
+
+ g_list_foreach (l, (GFunc) gtk_tree_path_free, NULL);
+ g_list_free (l);
+}
+
+static gboolean
+value_present (const PsppireAcr *acr)
+{
+ const char *text = gtk_entry_get_text (acr->entry);
+ return !g_str_equal (text, "");
+}
+
+static gboolean
+row_is_selected (PsppireAcr *acr)
+{
+ gboolean result;
+ GtkTreeModel *model = GTK_TREE_MODEL (acr->list_store);
+ GList *l = gtk_tree_selection_get_selected_rows (acr->selection,
+ &model);
+
+ result = (l != NULL);
+
+ g_list_foreach (l, (GFunc) gtk_tree_path_free, NULL);
+ g_list_free (l);
+
+ return result;
+}
+
+
+static void
+on_select (GtkTreeSelection *selection, gpointer data)
+{
+ PsppireAcr *acr = data;
+
+ gtk_widget_set_sensitive (acr->remove_button, row_is_selected (acr));
+
+ gtk_widget_set_sensitive (acr->change_button,
+ row_is_selected (acr) && value_present (acr));
+}
+
+
+
+static void
+psppire_acr_init (PsppireAcr *acr)
+{
+ GtkWidget *bb = gtk_vbutton_box_new ();
+
+ GtkWidget *sw = gtk_scrolled_window_new (NULL, NULL);
+
+ acr->tv = GTK_TREE_VIEW (gtk_tree_view_new ());
+
+ acr->add_button = gtk_button_new_from_stock (GTK_STOCK_ADD);
+ acr->change_button = gtk_button_new_from_stock (GTK_STOCK_EDIT);
+ acr->remove_button = gtk_button_new_from_stock (GTK_STOCK_REMOVE);
+
+ gtk_widget_set_sensitive (acr->change_button, FALSE);
+ gtk_widget_set_sensitive (acr->remove_button, FALSE);
+ gtk_widget_set_sensitive (acr->add_button, FALSE);
+
+ gtk_box_pack_start_defaults (GTK_BOX (bb), acr->add_button);
+ gtk_box_pack_start_defaults (GTK_BOX (bb), acr->change_button);
+ gtk_box_pack_start_defaults (GTK_BOX (bb), acr->remove_button);
+
+ gtk_box_pack_start (GTK_BOX (acr), bb, FALSE, TRUE, 5);
+
+ g_object_set (sw,
+ "hscrollbar-policy", GTK_POLICY_NEVER,
+ "vscrollbar-policy", GTK_POLICY_AUTOMATIC,
+ "shadow-type", GTK_SHADOW_ETCHED_IN,
+ NULL);
+
+ gtk_container_add (GTK_CONTAINER (sw), GTK_WIDGET (acr->tv));
+
+ gtk_box_pack_start (GTK_BOX (acr), sw, TRUE, TRUE, 5);
+
+
+ g_signal_connect_swapped (acr->add_button, "clicked",
+ G_CALLBACK (on_add_button_clicked), acr);
+ g_signal_connect_swapped (acr->change_button, "clicked",
+ G_CALLBACK (on_change_button_clicked), acr);
+ g_signal_connect_swapped (acr->remove_button, "clicked",
+ G_CALLBACK (on_remove_button_clicked), acr);
+
+ gtk_widget_show_all (bb);
+
+
+ g_object_set (acr->tv, "headers-visible", FALSE, NULL);
+
+ acr->list_store = NULL;
+
+ psppire_acr_set_model (acr, acr->list_store);
+
+ acr->selection = gtk_tree_view_get_selection (acr->tv);
+
+ g_signal_connect (acr->selection, "changed", G_CALLBACK (on_select), acr);
+
+ gtk_widget_set_sensitive (GTK_WIDGET (acr), FALSE);
+
+ gtk_widget_show_all (sw);
+
+ {
+ GtkCellRenderer *renderer;
+ GtkTreeViewColumn *column;
+
+ renderer = gtk_cell_renderer_text_new ();
+ column = gtk_tree_view_column_new_with_attributes ("header",
+ renderer,
+ "text", COLUMN_DOUBLE,
+ NULL);
+
+ gtk_tree_view_append_column (acr->tv, column);
+ }
+
+ acr->entry = NULL;
+}
+
+
+GtkWidget*
+psppire_acr_new (void)
+{
+ return GTK_WIDGET (g_object_new (psppire_acr_get_type (), NULL));
+}
+
+static void
+on_entry_change (GtkEntry *entry, PsppireAcr *acr)
+{
+ gtk_widget_set_sensitive (acr->add_button, value_present (acr));
+
+ gtk_widget_set_sensitive (acr->change_button, value_present (acr)
+ && row_is_selected (acr));
+}
+
+void
+psppire_acr_set_entry (PsppireAcr *acr, GtkEntry *entry)
+{
+ acr->entry = entry;
+
+ g_signal_connect (entry, "changed", G_CALLBACK (on_entry_change), acr);
+}
+
+
+
+/* Set the widget's treemodel */
+void
+psppire_acr_set_model (PsppireAcr *acr, GtkListStore *liststore)
+{
+ acr->list_store = liststore;
+
+ gtk_tree_view_set_model (GTK_TREE_VIEW (acr->tv),
+ GTK_TREE_MODEL (liststore));
+
+ gtk_widget_set_sensitive (GTK_WIDGET (acr), liststore != NULL);
+}
projects / pspp-builds.git / blobdiff