New abstract class PsppireDialogAction

[pspp] / src / ui / gui / psppire-dialog-action.c

diff --git a/src/ui/gui/psppire-dialog-action.c b/src/ui/gui/psppire-dialog-action.c
new file mode 100644 (file)
index 0000000..e3ee25b
--- /dev/null
+++ b/src/ui/gui/psppire-dialog-action.c
@@ -0,0 +1,188 @@
+/* PSPPIRE - a graphical user interface for PSPP.
+   Copyright (C) 2012  Free Software Foundation
+
+   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 <config.h>
+
+#include "psppire-dialog-action.h"
+#include "psppire-dialog.h"
+#include "executor.h"
+#include "helper.h"
+#include "psppire-data-window.h"
+
+static void psppire_dialog_action_init            (PsppireDialogAction      *act);
+static void psppire_dialog_action_class_init      (PsppireDialogActionClass *class);
+
+G_DEFINE_ABSTRACT_TYPE (PsppireDialogAction, psppire_dialog_action, GTK_TYPE_ACTION);
+
+/* Properties */
+enum
+{
+  PROP_0,
+  PROP_MANAGER,
+  PROP_TOPLEVEL,
+};
+
+static void
+psppire_dialog_action_set_property (GObject         *object,
+                              guint            prop_id,
+                              const GValue    *value,
+                              GParamSpec      *pspec)
+{
+  PsppireDialogAction *act = PSPPIRE_DIALOG_ACTION (object);
+
+  switch (prop_id)
+    {
+    case PROP_MANAGER:
+      {
+
+       GObject *p = g_value_get_object (value);
+       act->uim = GTK_UI_MANAGER (p);
+      }
+      break;
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+    };
+}
+
+
+static void
+psppire_dialog_action_get_property (GObject    *object,
+                              guint            prop_id,
+                              GValue          *value,
+                              GParamSpec      *pspec)
+{
+  PsppireDialogAction *dialog_action = PSPPIRE_DIALOG_ACTION (object);
+
+  switch (prop_id)
+    {
+    case PROP_MANAGER:
+      g_value_take_object (value, dialog_action->uim);
+      break;
+  case PROP_TOPLEVEL:
+      g_value_take_object (value, dialog_action->toplevel);
+      break;
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+    };
+}
+
+
+static void
+psppire_dialog_action_activate (PsppireDialogAction *act)
+{
+  gint response;
+
+  PsppireVarStore *vs;
+  PsppireDialogActionClass *class = PSPPIRE_DIALOG_ACTION_GET_CLASS (act);
+
+  GSList *sl = gtk_ui_manager_get_toplevels (act->uim, GTK_UI_MANAGER_MENUBAR | GTK_UI_MANAGER_TOOLBAR);
+  g_return_if_fail (sl);
+
+  act->toplevel = gtk_widget_get_toplevel (GTK_WIDGET (sl->data));
+  g_slist_free (sl);
+
+  vs = PSPPIRE_DATA_WINDOW(act->toplevel)->var_store;
+  
+  g_object_get (vs, "dictionary", &act->dict, NULL);
+  
+  g_object_set (act->source, "model", act->dict, NULL);
+  
+  gtk_window_set_transient_for (GTK_WINDOW (act->dialog), GTK_WINDOW (act->toplevel));
+
+
+  if (GTK_ACTION_CLASS (psppire_dialog_action_parent_class)->activate)
+    GTK_ACTION_CLASS (psppire_dialog_action_parent_class)->activate ( GTK_ACTION (act));
+
+  response = psppire_dialog_run (PSPPIRE_DIALOG (act->dialog));
+
+  if ( class->generate_syntax )
+    {
+      switch (response)
+       {
+       case GTK_RESPONSE_OK:
+         g_free (execute_syntax_string (PSPPIRE_DATA_WINDOW (act->toplevel),
+                                        class->generate_syntax (act)));
+         break;
+       case PSPPIRE_RESPONSE_PASTE:
+         g_free (paste_syntax_to_window (class->generate_syntax (act)));
+         break;
+       default:
+         break;
+       }
+    }
+}
+
+static void
+psppire_dialog_action_class_init (PsppireDialogActionClass *class)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (class);
+
+  GParamSpec *manager_spec =
+    g_param_spec_object ("manager",
+                        "Manager",
+                        "The GtkUIManager which created this object",
+                        GTK_TYPE_UI_MANAGER,
+                        G_PARAM_CONSTRUCT_ONLY |G_PARAM_READWRITE);
+
+  GParamSpec *toplevel_spec =
+    g_param_spec_object ("top-level",
+                        "Top Level",
+                        "The top level widget to which this dialog action belongs",
+                        GTK_TYPE_WINDOW,
+                        G_PARAM_READABLE);
+
+  object_class->set_property = psppire_dialog_action_set_property;
+  object_class->get_property = psppire_dialog_action_get_property;
+
+  class->generate_syntax = NULL;
+
+  class->activate = psppire_dialog_action_activate;
+
+  g_object_class_install_property (object_class,
+                                   PROP_MANAGER,
+                                   manager_spec);
+
+  g_object_class_install_property (object_class,
+                                   PROP_TOPLEVEL,
+                                   toplevel_spec);
+}
+
+
+static void
+psppire_dialog_action_init (PsppireDialogAction *act)
+{
+  act->toplevel = NULL;
+  act->dict = NULL;
+}
+
+
+void
+psppire_dialog_action_set_valid_predicate (PsppireDialogAction *act, 
+                                          ContentsAreValid dialog_state_valid)
+{
+  psppire_dialog_set_valid_predicate (act->dialog, dialog_state_valid, act);
+}
+
+void
+psppire_dialog_action_set_refresh (PsppireDialogAction *pda, 
+                                  PsppireDialogActionRefresh refresh)
+{
+  g_signal_connect_swapped (pda->dialog, "refresh", G_CALLBACK (refresh),  pda);
+}
+