X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;ds=inline;f=src%2Fui%2Fgui%2Fpsppire-acr.c;fp=src%2Fui%2Fgui%2Fpsppire-acr.c;h=0de169c2dc41647ff78d8acb2fdac6c28a0f7b78;hb=7751519f5ca0b6106fe3d611010a70804677ab86;hp=0000000000000000000000000000000000000000;hpb=3bdb0f0b14fc7b1a417257e6a384956afa16ab14;p=pspp-builds.git

diff --git a/src/ui/gui/psppire-acr.c b/src/ui/gui/psppire-acr.c
new file mode 100644
index 00000000..0de169c2
--- /dev/null
+++ b/src/ui/gui/psppire-acr.c
@@ -0,0 +1,269 @@
+/* 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);
+}