Add support for reading and writing SPV files.
[pspp] / src / ui / gui / psppire-window.c
index 54ece05de51b7386573d0179b8bca49f6f73ab25..fa4b875433b99ed20642587119c0e4768d7164b9 100644 (file)
@@ -1,5 +1,5 @@
 /* PSPPIRE - a graphical user interface for PSPP.
-   Copyright (C) 2009, 2010, 2011  Free Software Foundation
+   Copyright (C) 2009, 2010, 2011, 2013, 2014  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
    along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
 #include <config.h>
+#include <gl/relocatable.h>
 
 #include "psppire-window.h"
+#include "psppire-window-base.h"
 
 #include <gtk/gtk.h>
 
 #define N_(msgid) msgid
 
 #include "data/any-reader.h"
+#include "data/file-handle-def.h"
 #include "data/dataset.h"
+#include "libpspp/version.h"
+#include "output/group-item.h"
+#include "output/pivot-table.h"
+#include "output/spv/spv.h"
+#include "output/spv/spv-output.h"
+#include "output/spv/spv-select.h"
 
 #include "helper.h"
-#include "psppire-conf.h"
 #include "psppire-data-window.h"
 #include "psppire-encoding-selector.h"
 #include "psppire-syntax-window.h"
 #include "psppire-window-register.h"
-#include "psppire.h"
 
 static void psppire_window_base_init     (PsppireWindowClass *class);
 static void psppire_window_class_init    (PsppireWindowClass *class);
@@ -66,7 +73,7 @@ psppire_window_get_type (void)
       };
 
       psppire_window_type =
-       g_type_register_static (GTK_TYPE_WINDOW, "PsppireWindow",
+       g_type_register_static (PSPPIRE_TYPE_WINDOW_BASE, "PsppireWindow",
                                &psppire_window_info, G_TYPE_FLAG_ABSTRACT);
     }
 
@@ -97,7 +104,7 @@ psppire_window_set_title (PsppireWindow *window)
       if (window->basename)
         g_string_append_printf (title, "%s ", window->basename);
 
-      if (window->id != '\0')
+      if (window->id)
         g_string_append_printf (title, "[%s] ", window->id);
 
       g_string_append_unichar (title, 0x2014); /* em dash */
@@ -106,6 +113,11 @@ psppire_window_set_title (PsppireWindow *window)
 
   g_string_append_printf (title, "PSPPIRE %s", window->description);
 
+  int minor = 1;
+  sscanf (bare_version, "%*d.%d.%*d", &minor);
+  if (minor % 2)
+    g_string_append_printf (title, " - Test version! Please report bugs to %s", PACKAGE_BUGREPORT);
+
   gtk_window_set_title (GTK_WINDOW (window), title->str);
 
   g_string_free (title, TRUE);
@@ -189,7 +201,6 @@ psppire_window_set_property (GObject         *object,
                           : NULL);
       psppire_window_name_changed (window);
       break;
-      break;
     case PROP_ID:
       g_free (window->id);
       window->id = g_value_dup_string (value);
@@ -228,17 +239,6 @@ psppire_window_get_property (GObject         *object,
 }
 
 
-static void
-on_realize (GtkWindow *window, gpointer data)
-{
-  PsppireConf *conf = psppire_conf_new ();
-
-  const gchar *base = G_OBJECT_TYPE_NAME (window);
-
-  psppire_conf_set_window_geometry (conf, base, window);
-}
-
-
 static void
 psppire_window_finalize (GObject *object)
 {
@@ -246,6 +246,8 @@ psppire_window_finalize (GObject *object)
 
   PsppireWindowRegister *reg = psppire_window_register_new ();
 
+  g_signal_handler_disconnect (reg, window->remove_handler);
+  g_signal_handler_disconnect (reg, window->insert_handler);
   psppire_window_register_remove (reg, window->list_name);
   g_free (window->filename);
   g_free (window->basename);
@@ -253,12 +255,6 @@ psppire_window_finalize (GObject *object)
   g_free (window->description);
   g_free (window->list_name);
 
-  g_signal_handler_disconnect (psppire_window_register_new (),
-                              window->remove_handler);
-
-  g_signal_handler_disconnect (psppire_window_register_new (),
-                              window->insert_handler);
-
   g_hash_table_destroy (window->menuitem_table);
 
   if (G_OBJECT_CLASS (parent_class)->finalize)
@@ -321,57 +317,15 @@ psppire_window_base_init (PsppireWindowClass *class)
 
 
 
-static void
-menu_toggled (GtkCheckMenuItem *mi, gpointer data)
-{
-  /* Prohibit changes to the state */
-  mi->active = !mi->active;
-}
-
-
-/* Look up the window associated with this menuitem and present it to the user */
-static void
-menu_activate (GtkMenuItem *mi, gpointer data)
-{
-  const gchar *key = data;
-
-  PsppireWindowRegister *reg = psppire_window_register_new ();
-
-  PsppireWindow *window = psppire_window_register_lookup (reg, key);
-
-  gtk_window_present (GTK_WINDOW (window));
-}
-
 static void
 insert_menuitem_into_menu (PsppireWindow *window, gpointer key)
 {
   gchar *filename;
   GtkWidget *item;
-
-  /* Add a separator before adding the first real item.  If we add a separator
-     at any other time, sometimes GtkUIManager removes it. */
-  if (g_hash_table_size (window->menuitem_table) == 0)
-    {
-      GtkWidget *separator = gtk_separator_menu_item_new ();
-      gtk_widget_show (separator);
-      gtk_menu_shell_append (window->menu, separator);
-    }
-
   filename = g_filename_display_name (key);
   item = gtk_check_menu_item_new_with_label (filename);
   g_free (filename);
 
-  g_signal_connect (item, "toggled", G_CALLBACK (menu_toggled), NULL);
-  g_signal_connect (item, "activate", G_CALLBACK (menu_activate), key);
-
-  gtk_widget_show (item);
-
-  gtk_menu_shell_append (window->menu, item);
-
-  /* Set the state without emitting a signal */
-  GTK_CHECK_MENU_ITEM (item)->active =
-   (psppire_window_register_lookup (psppire_window_register_new (), key) == window);
-
   g_hash_table_insert (window->menuitem_table, key, item);
 }
 
@@ -391,7 +345,7 @@ static void
 insert_menuitem (GObject *reg, const gchar *key, gpointer data)
 {
   PsppireWindow *window = PSPPIRE_WINDOW (data);
-  
+
   insert_menuitem_into_menu (window, (gpointer) key);
 }
 
@@ -400,14 +354,7 @@ static void
 remove_menuitem (PsppireWindowRegister *reg, const gchar *key, gpointer data)
 {
   PsppireWindow *window = PSPPIRE_WINDOW (data);
-  GtkWidget *item ;
-
-  item = g_hash_table_lookup (window->menuitem_table, key);
-
   g_hash_table_remove (window->menuitem_table, key);
-
-  if (GTK_IS_CONTAINER (window->menu))
-    gtk_container_remove (GTK_CONTAINER (window->menu), item);
 }
 
 static void
@@ -422,13 +369,6 @@ on_delete (PsppireWindow *w, GdkEvent *event, gpointer user_data)
 {
   PsppireWindowRegister *reg = psppire_window_register_new ();
 
-  const gchar *base = G_OBJECT_TYPE_NAME (w);
-
-  PsppireConf *conf = psppire_conf_new ();
-
-  psppire_conf_save_window_geometry (conf, base, GTK_WINDOW (w));
-
-
   if ( w->dirty )
     {
       gint response = psppire_window_query_save (w);
@@ -462,7 +402,6 @@ on_delete (PsppireWindow *w, GdkEvent *event, gpointer user_data)
 static void
 psppire_window_init (PsppireWindow *window)
 {
-  window->menu = NULL;
   window->filename = NULL;
   window->basename = NULL;
   window->id = NULL;
@@ -484,14 +423,12 @@ psppire_window_init (PsppireWindow *window)
                                             G_CALLBACK (remove_menuitem),
                                             window);
 
+  window->added_separator = FALSE;
   window->dirty = FALSE;
 
   g_signal_connect_swapped (window, "delete-event", G_CALLBACK (on_delete), window);
 
-  g_object_set (window, "icon-name", "psppicon", NULL);
-
-  g_signal_connect (window, "realize",
-                   G_CALLBACK (on_realize), window);
+  g_object_set (window, "icon-name", "pspp", NULL);
 }
 
 /*
@@ -526,7 +463,7 @@ psppire_window_query_save (PsppireWindow *se)
                            description);
   g_free (description);
 
-  g_object_set (dialog, "icon-name", "psppicon", NULL);
+  g_object_set (dialog, "icon-name", "pspp", NULL);
 
   gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
                                            _("If you don't save, changes from the last %ld seconds will be permanently lost."),
@@ -537,11 +474,11 @@ psppire_window_query_save (PsppireWindow *se)
                          GTK_RESPONSE_REJECT);
 
   cancel_button = gtk_dialog_add_button  (GTK_DIALOG (dialog),
-                                         GTK_STOCK_CANCEL,
+                                         _("Cancel"),
                                          GTK_RESPONSE_CANCEL);
 
   gtk_dialog_add_button  (GTK_DIALOG (dialog),
-                         GTK_STOCK_SAVE,
+                         _("Save"),
                          GTK_RESPONSE_APPLY);
 
   gtk_widget_grab_focus (cancel_button);
@@ -682,7 +619,8 @@ psppire_window_save_as (PsppireWindow *w)
 static void delete_recent (const char *file_name);
 
 gboolean
-psppire_window_load (PsppireWindow *w, const gchar *file)
+psppire_window_load (PsppireWindow *w, const gchar *file,
+                     const gchar *encoding, gpointer hint)
 {
   gboolean ok;
   PsppireWindowIface *i = PSPPIRE_WINDOW_MODEL_GET_IFACE (w);
@@ -693,7 +631,7 @@ psppire_window_load (PsppireWindow *w, const gchar *file)
 
   g_return_val_if_fail (i->load, FALSE);
 
-  ok = i->load (w, file);
+  ok = i->load (w, file, encoding, hint);
 
   if ( ok )
     {
@@ -706,39 +644,41 @@ psppire_window_load (PsppireWindow *w, const gchar *file)
   return ok;
 }
 
+
 GtkWidget *
 psppire_window_file_chooser_dialog (PsppireWindow *toplevel)
 {
+  GtkFileFilter *filter = gtk_file_filter_new ();
   GtkWidget *dialog =
     gtk_file_chooser_dialog_new (_("Open"),
                                 GTK_WINDOW (toplevel),
                                 GTK_FILE_CHOOSER_ACTION_OPEN,
-                                GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
-                                GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
+                                _("Cancel"), GTK_RESPONSE_CANCEL,
+                                _("Open"), GTK_RESPONSE_ACCEPT,
                                 NULL);
 
-  GtkFileFilter *filter;
+  g_object_set (dialog, "local-only", FALSE, NULL);
 
-  filter = gtk_file_filter_new ();
   gtk_file_filter_set_name (filter, _("Data and Syntax Files"));
-  gtk_file_filter_add_pattern (filter, "*.sav");
-  gtk_file_filter_add_pattern (filter, "*.SAV");
-  gtk_file_filter_add_pattern (filter, "*.por");
-  gtk_file_filter_add_pattern (filter, "*.POR");
+  gtk_file_filter_add_mime_type (filter, "application/x-spss-sav");
+  gtk_file_filter_add_mime_type (filter, "application/x-spss-por");
+  gtk_file_filter_add_mime_type (filter, "application/x-spss-spv");
+  gtk_file_filter_add_pattern (filter, "*.zsav");
   gtk_file_filter_add_pattern (filter, "*.sps");
   gtk_file_filter_add_pattern (filter, "*.SPS");
+  gtk_file_filter_add_pattern (filter, "*.spv");
+  gtk_file_filter_add_pattern (filter, "*.SPV");
   gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
 
   filter = gtk_file_filter_new ();
-  gtk_file_filter_set_name (filter, _("System Files (*.sav)"));
-  gtk_file_filter_add_pattern (filter, "*.sav");
-  gtk_file_filter_add_pattern (filter, "*.SAV");
+  gtk_file_filter_set_name (filter, _("System Files (*.sav, *.zsav)"));
+  gtk_file_filter_add_mime_type (filter, "application/x-spss-sav");
+  gtk_file_filter_add_pattern (filter, "*.zsav");
   gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
 
   filter = gtk_file_filter_new ();
   gtk_file_filter_set_name (filter, _("Portable Files (*.por) "));
-  gtk_file_filter_add_pattern (filter, "*.por");
-  gtk_file_filter_add_pattern (filter, "*.POR");
+  gtk_file_filter_add_mime_type (filter, "application/x-spss-por");
   gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
 
   filter = gtk_file_filter_new ();
@@ -747,6 +687,12 @@ psppire_window_file_chooser_dialog (PsppireWindow *toplevel)
   gtk_file_filter_add_pattern (filter, "*.SPS");
   gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
 
+  filter = gtk_file_filter_new ();
+  gtk_file_filter_set_name (filter, _("Output Files (*.spv) "));
+  gtk_file_filter_add_pattern (filter, "*.spv");
+  gtk_file_filter_add_pattern (filter, "*.SPV");
+  gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
+
   filter = gtk_file_filter_new ();
   gtk_file_filter_set_name (filter, _("All Files"));
   gtk_file_filter_add_pattern (filter, "*");
@@ -773,12 +719,120 @@ psppire_window_file_chooser_dialog (PsppireWindow *toplevel)
       free (dir_name);
     }
 
-  gtk_file_chooser_set_extra_widget (
-    GTK_FILE_CHOOSER (dialog), psppire_encoding_selector_new ("Auto", true));
+    gtk_file_chooser_set_extra_widget (
+      GTK_FILE_CHOOSER (dialog),
+      psppire_encoding_selector_new ("Auto", true));
 
   return dialog;
 }
 
+struct item_path
+  {
+    const struct spv_item **nodes;
+    size_t n;
+
+#define N_STUB 10
+    const struct spv_item *stub[N_STUB];
+  };
+
+static void
+swap_nodes (const struct spv_item **a, const struct spv_item **b)
+{
+  const struct spv_item *tmp = *a;
+  *a = *b;
+  *b = tmp;
+}
+
+static void
+get_path (const struct spv_item *item, struct item_path *path)
+{
+  size_t allocated = 10;
+  path->nodes = path->stub;
+  path->n = 0;
+
+  while (item)
+    {
+      if (path->n >= allocated)
+        {
+          if (path->nodes == path->stub)
+            path->nodes = xmemdup (path->stub, sizeof path->stub);
+          path->nodes = x2nrealloc (path->nodes, &allocated,
+                                    sizeof *path->nodes);
+        }
+      path->nodes[path->n++] = item;
+      item = item->parent;
+    }
+
+  for (size_t i = 0; i < path->n / 2; i++)
+    swap_nodes (&path->nodes[i], &path->nodes[path->n - i - 1]);
+}
+
+static void
+free_path (struct item_path *path)
+{
+  if (path && path->nodes != path->stub)
+    free (path->nodes);
+}
+
+static void
+dump_heading_transition (const struct spv_item *old,
+                         const struct spv_item *new)
+{
+  if (old == new)
+    return;
+
+  struct item_path old_path, new_path;
+  get_path (old, &old_path);
+  get_path (new, &new_path);
+
+  size_t common = 0;
+  for (; common < old_path.n && common < new_path.n; common++)
+    if (old_path.nodes[common] != new_path.nodes[common])
+      break;
+
+  for (size_t i = common; i < old_path.n; i++)
+    group_close_item_submit (group_close_item_create ());
+  for (size_t i = common; i < new_path.n; i++)
+    group_open_item_submit (group_open_item_create (
+                              new_path.nodes[i]->command_id));
+
+  free_path (&old_path);
+  free_path (&new_path);
+}
+
+void
+read_spv_file (const char *filename)
+{
+  struct spv_reader *spv;
+  char *error = spv_open (filename, &spv);
+  if (error)
+    {
+      /* XXX */
+      fprintf (stderr, "%s\n", error);
+      return;
+    }
+
+  struct spv_criteria criteria = SPV_CRITERIA_INITIALIZER (criteria);
+  struct spv_item **items;
+  size_t n_items;
+  spv_select (spv, &criteria, &items, &n_items);
+  struct spv_item *prev_heading = spv_get_root (spv);
+  for (size_t i = 0; i < n_items; i++)
+    {
+      struct spv_item *heading
+        = items[i]->type == SPV_ITEM_HEADING ? items[i] : items[i]->parent;
+      dump_heading_transition (prev_heading, heading);
+      if (items[i]->type == SPV_ITEM_TEXT)
+        spv_text_submit (items[i]);
+      else if (items[i]->type == SPV_ITEM_TABLE)
+        pivot_table_submit (spv_item_get_table (items[i]));
+      prev_heading = heading;
+    }
+  dump_heading_transition (prev_heading, spv_get_root (spv));
+  free (items);
+  spv_close (spv);
+}
+
 /* Callback for the file_open action.
    Prompts for a filename and opens it */
 void
@@ -786,6 +840,8 @@ psppire_window_open (PsppireWindow *de)
 {
   GtkWidget *dialog = psppire_window_file_chooser_dialog (de);
 
+  gtk_file_chooser_add_shortcut_folder (GTK_FILE_CHOOSER (dialog), relocate (examples_dir), NULL);
+
   switch (gtk_dialog_run (GTK_DIALOG (dialog)))
     {
     case GTK_RESPONSE_ACCEPT:
@@ -793,18 +849,31 @@ psppire_window_open (PsppireWindow *de)
        gchar *name =
          gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog));
 
-       gchar *sysname = convert_glib_filename_to_system_filename (name, NULL);
+       const gchar **cs = NULL;
+       g_get_filename_charsets (&cs);
 
         gchar *encoding = psppire_encoding_selector_get_encoding (
           gtk_file_chooser_get_extra_widget (GTK_FILE_CHOOSER (dialog)));
 
-       if (any_reader_may_open (sysname))
-          open_data_window (de, name);
-       else
-         open_syntax_window (name, encoding);
+       struct file_handle *fh = fh_create_file (NULL, name, cs[0], fh_default_properties ());
+
+        int retval = any_reader_detect (fh, NULL);
+       if (retval == 1)
+          open_data_window (de, name, encoding, NULL);
+       else if (retval == 0)
+          {
+            char *error = spv_detect (name);
+            if (!error)
+              read_spv_file (name);
+            else
+              {
+                free (error);
+                open_syntax_window (name, encoding);
+              }
+          }
 
         g_free (encoding);
-       g_free (sysname);
+       fh_unref (fh);
        g_free (name);
       }
       break;
@@ -820,17 +889,24 @@ psppire_window_open (PsppireWindow *de)
    with associated MIME_TYPE.  If it's already in the list, it moves it to the
    top. */
 void
-add_most_recent (const char *file_name, const char *mime_type)
+add_most_recent (const char *file_name,
+                 const char *mime_type, const char *encoding)
 {
   gchar *uri = g_filename_to_uri  (file_name, NULL, NULL);
-
   if ( uri )
     {
       GtkRecentData recent_data;
+      gchar *full_mime_type;
+
+      if (encoding && encoding[0])
+        full_mime_type = g_strdup_printf ("%s; charset=%s",
+                                          mime_type, encoding);
+      else
+        full_mime_type = g_strdup (mime_type);
 
       recent_data.display_name = NULL;
       recent_data.description = NULL;
-      recent_data.mime_type = CONST_CAST (gchar *, mime_type);
+      recent_data.mime_type = full_mime_type;
       recent_data.app_name = CONST_CAST (gchar *, g_get_application_name ());
       recent_data.app_exec = g_strjoin (" ", g_get_prgname (), "%u", NULL);
       recent_data.groups = NULL;
@@ -840,6 +916,7 @@ add_most_recent (const char *file_name, const char *mime_type)
                                    uri, &recent_data);
 
       g_free (recent_data.app_exec);
+      g_free (full_mime_type);
     }
 
   g_free (uri);