X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;ds=sidebyside;f=src%2Fui%2Fgui%2Fpsppire-window.c;h=ca81692305052e2596ddff40bebf4029bb7008ae;hb=5b2ed095a8aaa98adaea4922855edcbfb619c728;hp=3848b897300744611007d2b22e407d94228d65d2;hpb=d43a876351d94acce0e8d565ad2cb4d690727fe9;p=pspp
diff --git a/src/ui/gui/psppire-window.c b/src/ui/gui/psppire-window.c
index 3848b89730..ca81692305 100644
--- a/src/ui/gui/psppire-window.c
+++ b/src/ui/gui/psppire-window.c
@@ -1,5 +1,5 @@
/* PSPPIRE - a graphical user interface for PSPP.
- Copyright (C) 2008 Free Software Foundation
+ Copyright (C) 2009, 2010, 2011, 2013, 2014, 2020 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
@@ -15,9 +15,12 @@
along with this program. If not, see . */
#include
+#include
-#include
-#include
+#include "psppire-window.h"
+#include "psppire-window-base.h"
+
+#include
#include
@@ -25,15 +28,28 @@
#define _(msgid) gettext (msgid)
#define N_(msgid) msgid
-#include "psppire-window.h"
-
+#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-data-window.h"
+#include "psppire-encoding-selector.h"
+#include "psppire-syntax-window.h"
+#include "psppire-window-register.h"
-static void psppire_window_base_finalize (PsppireWindowClass *, gpointer);
static void psppire_window_base_init (PsppireWindowClass *class);
static void psppire_window_class_init (PsppireWindowClass *class);
static void psppire_window_init (PsppireWindow *window);
+static GObjectClass *parent_class;
GType
psppire_window_get_type (void)
@@ -45,19 +61,20 @@ psppire_window_get_type (void)
static const GTypeInfo psppire_window_info =
{
sizeof (PsppireWindowClass),
- (GBaseInitFunc) psppire_window_base_init,
- (GBaseFinalizeFunc) psppire_window_base_finalize,
- (GClassInitFunc)psppire_window_class_init,
+ (GBaseInitFunc) (void (*)(void)) psppire_window_base_init,
+ (GBaseFinalizeFunc) NULL,
+ (GClassInitFunc) (void (*)(void)) psppire_window_class_init,
(GClassFinalizeFunc) NULL,
NULL,
sizeof (PsppireWindow),
0,
- (GInstanceInitFunc) psppire_window_init,
+ (GInstanceInitFunc) (void (*)(void)) psppire_window_init,
+ NULL /* value_table */
};
psppire_window_type =
- g_type_register_static (GTK_TYPE_WINDOW, "PsppireWindow",
- &psppire_window_info, 0);
+ g_type_register_static (PSPPIRE_TYPE_WINDOW_BASE, "PsppireWindow",
+ &psppire_window_info, G_TYPE_FLAG_ABSTRACT);
}
return psppire_window_type;
@@ -68,14 +85,96 @@ psppire_window_get_type (void)
enum
{
PROP_0,
- PROP_FILENAME
+ PROP_FILENAME,
+ PROP_DESCRIPTION,
+ PROP_ID
};
-gchar *
-uniquify (const gchar *str, int *x)
+static void
+psppire_window_set_title (PsppireWindow *window)
+{
+ GString *title = g_string_sized_new (80);
+
+ if (window->edited != NULL)
+ g_string_append_c (title, '*');
+
+ if (window->basename || window->id)
+ {
+ if (window->basename)
+ g_string_append_printf (title, "%s ", window->basename);
+
+ if (window->id)
+ g_string_append_printf (title, "[%s] ", window->id);
+
+ g_string_append_unichar (title, 0x2014); /* em dash */
+ g_string_append_c (title, ' '); /* em dash */
+ }
+
+ 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);
+}
+
+static void
+psppire_window_update_list_name (PsppireWindow *window)
+{
+ PsppireWindowRegister *reg = psppire_window_register_new ();
+ GString *candidate = g_string_sized_new (80);
+ int n;
+
+ n = 1;
+ do
+ {
+ /* Compose a name. */
+ g_string_truncate (candidate, 0);
+ if (window->filename)
+ {
+ gchar *display_filename = g_filename_display_name (window->filename);
+ g_string_append (candidate, display_filename);
+ g_free (display_filename);
+
+ if (window->id)
+ g_string_append_printf (candidate, " [%s]", window->id);
+ }
+ else if (window->id)
+ g_string_append_printf (candidate, "[%s]", window->id);
+ else
+ g_string_append (candidate, window->description);
+
+ if (n++ > 1)
+ g_string_append_printf (candidate, " #%d", n);
+
+ if (window->list_name && !strcmp (candidate->str, window->list_name))
+ {
+ /* Keep the existing name. */
+ g_string_free (candidate, TRUE);
+ return;
+ }
+ }
+ while (psppire_window_register_lookup (reg, candidate->str));
+
+ if (window->list_name)
+ psppire_window_register_remove (reg, window->list_name);
+
+ g_free (window->list_name);
+ window->list_name = g_string_free (candidate, FALSE);
+
+ psppire_window_register_insert (reg, window, window->list_name);
+}
+
+static void
+psppire_window_name_changed (PsppireWindow *window)
{
- return g_strdup_printf ("%s%d", str, (*x)++);
+ psppire_window_set_title (window);
+ psppire_window_update_list_name (window);
}
static void
@@ -86,40 +185,26 @@ psppire_window_set_property (GObject *object,
{
PsppireWindow *window = PSPPIRE_WINDOW (object);
- PsppireWindowClass *class = PSPPIRE_WINDOW_CLASS (G_OBJECT_GET_CLASS (object));
-
switch (prop_id)
{
+ case PROP_DESCRIPTION:
+ g_free (window->description);
+ window->description = g_value_dup_string (value);
+ psppire_window_set_title (window);
+ break;
case PROP_FILENAME:
- {
- gchar mdash[6] = {0,0,0,0,0,0};
- gchar *basename, *title;
- const gchar *name = g_value_get_string (value);
- gchar *candidate_name = strdup (name);
- int x = 0;
-
- while ( g_hash_table_lookup (class->name_table, candidate_name))
- {
- free (candidate_name);
- candidate_name = uniquify (name, &x);
- }
-
- basename = g_path_get_basename (candidate_name);
- g_unichar_to_utf8 (0x2014, mdash);
-
- title = g_strdup_printf ( _("%s %s PSPPIRE Syntax Editor"), basename, mdash);
-
- gtk_window_set_title (GTK_WINDOW (window), title);
-
- free (window->name);
- window->name = candidate_name;
-
-
- g_hash_table_insert (class->name_table, window->name, window);
-
- free (basename);
- free (title);
- }
+ g_free (window->filename);
+ window->filename = g_value_dup_string (value);
+ g_free (window->basename);
+ window->basename = (window->filename
+ ? g_filename_display_basename (window->filename)
+ : NULL);
+ psppire_window_name_changed (window);
+ break;
+ case PROP_ID:
+ g_free (window->id);
+ window->id = g_value_dup_string (value);
+ psppire_window_name_changed (window);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
@@ -139,7 +224,13 @@ psppire_window_get_property (GObject *object,
switch (prop_id)
{
case PROP_FILENAME:
- g_value_set_string (value, window->name);
+ g_value_set_string (value, window->filename);
+ break;
+ case PROP_DESCRIPTION:
+ g_value_set_string (value, window->description);
+ break;
+ case PROP_ID:
+ g_value_set_string (value, window->id);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
@@ -148,56 +239,74 @@ psppire_window_get_property (GObject *object,
}
-
static void
psppire_window_finalize (GObject *object)
{
PsppireWindow *window = PSPPIRE_WINDOW (object);
- PsppireWindowClass *class = PSPPIRE_WINDOW_CLASS (G_OBJECT_GET_CLASS (object));
- GtkWindowClass *parent_class = g_type_class_peek_parent (class);
+ PsppireWindowRegister *reg = psppire_window_register_new ();
- if ( window->finalized )
- return;
-
- window->finalized = TRUE;
+ if (window->edited)
+ g_date_time_unref (window->edited);
- g_debug ("%s %p", __FUNCTION__, object);
+ 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);
+ g_free (window->id);
+ g_free (window->description);
+ g_free (window->list_name);
- g_hash_table_remove (class->name_table, window->name);
- free (window->name);
+ g_hash_table_destroy (window->menuitem_table);
if (G_OBJECT_CLASS (parent_class)->finalize)
- (*G_OBJECT_CLASS (parent_class)->finalize) (object);
+ G_OBJECT_CLASS (parent_class)->finalize (object);
}
-
static void
psppire_window_class_init (PsppireWindowClass *class)
{
- GObjectClass *object_class = G_OBJECT_CLASS (class);
-
+ GObjectClass *object_class = G_OBJECT_CLASS (class);
+
+ GParamSpec *description_spec =
+ null_if_empty_param ("description",
+ "Description",
+ "A string describing the usage of the window",
+ NULL, /*Should be overridden by derived classes */
+ G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE);
+
GParamSpec *filename_spec =
- g_param_spec_string ("filename",
+ null_if_empty_param ("filename",
"File name",
"The name of the file associated with this window, if any",
- "Untitled",
- G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT
- );
+ NULL,
+ G_PARAM_CONSTRUCT | G_PARAM_READWRITE);
+ GParamSpec *id_spec =
+ null_if_empty_param ("id",
+ "Identifier",
+ "The PSPP language identifier for the data associated "
+ "with this window (e.g. dataset name)",
+ NULL,
+ G_PARAM_CONSTRUCT | G_PARAM_READWRITE);
object_class->set_property = psppire_window_set_property;
object_class->get_property = psppire_window_get_property;
+ g_object_class_install_property (object_class,
+ PROP_DESCRIPTION,
+ description_spec);
+
g_object_class_install_property (object_class,
PROP_FILENAME,
filename_spec);
+ g_object_class_install_property (object_class,
+ PROP_ID,
+ id_spec);
-
- class->name_table = g_hash_table_new (g_str_hash, g_str_equal);
-
- g_hash_table_insert (class->name_table, "Untitled", NULL);
+ parent_class = g_type_class_peek_parent (class);
}
@@ -207,47 +316,634 @@ psppire_window_base_init (PsppireWindowClass *class)
GObjectClass *object_class = G_OBJECT_CLASS (class);
object_class->finalize = psppire_window_finalize;
-
}
static void
-psppire_window_base_finalize (PsppireWindowClass *class,
- gpointer class_data)
+insert_menuitem_into_menu (PsppireWindow *window, gpointer key)
{
- g_hash_table_destroy (class->name_table);
+ gchar *filename;
+ GtkWidget *item;
+ filename = g_filename_display_name (key);
+ item = gtk_check_menu_item_new_with_label (filename);
+ g_object_ref_sink (item);
+ g_free (filename);
+
+ g_hash_table_insert (window->menuitem_table, key, item);
}
+static void
+insert_item (gpointer key, gpointer value, gpointer data)
+{
+ PsppireWindow *window = PSPPIRE_WINDOW (data);
+
+ if (NULL != g_hash_table_lookup (window->menuitem_table, key))
+ return;
+ insert_menuitem_into_menu (window, key);
+}
+/* Insert a new item into the window menu */
static void
-psppire_window_init (PsppireWindow *window)
+insert_menuitem (GObject *reg, const gchar *key, gpointer data)
{
- window->name = NULL;
- window->finalized = FALSE;
+ PsppireWindow *window = PSPPIRE_WINDOW (data);
+
+ insert_menuitem_into_menu (window, (gpointer) key);
}
-GtkWidget*
-psppire_window_new (void)
+static void
+remove_menuitem (PsppireWindowRegister *reg, const gchar *key, gpointer data)
{
- return GTK_WIDGET (g_object_new (psppire_window_get_type (), "type", GTK_WINDOW_TOPLEVEL, NULL));
+ PsppireWindow *window = PSPPIRE_WINDOW (data);
+ g_hash_table_remove (window->menuitem_table, key);
}
+static void
+insert_existing_items (PsppireWindow *window)
+{
+ psppire_window_register_foreach (psppire_window_register_new (), insert_item, window);
+}
+
+
+static gboolean
+on_delete (PsppireWindow *w, GdkEvent *event, gpointer user_data)
+{
+ PsppireWindowRegister *reg = psppire_window_register_new ();
+
+ if (w->edited != NULL)
+ {
+ gint response = psppire_window_query_save (w);
+
+ switch (response)
+ {
+ default:
+ case GTK_RESPONSE_CANCEL:
+ return TRUE;
+ break;
+ case GTK_RESPONSE_APPLY:
+ psppire_window_save (w);
+ if (w->edited != NULL)
+ {
+ /* Save failed, or user exited Save As dialog with Cancel. */
+ return TRUE;
+ }
+ break;
+ case GTK_RESPONSE_REJECT:
+ break;
+ }
+ }
+
+ if (1 == psppire_window_register_n_items (reg))
+ gtk_main_quit ();
+
+ return FALSE;
+}
+
+
+static void
+psppire_window_init (PsppireWindow *window)
+{
+ window->filename = NULL;
+ window->basename = NULL;
+ window->id = NULL;
+ window->description = NULL;
+ window->list_name = NULL;
+ window->edited = NULL;
+
+ window->menuitem_table = g_hash_table_new_full (g_str_hash, g_str_equal,
+ NULL, g_object_unref);
+
+
+ g_signal_connect (window, "realize", G_CALLBACK (insert_existing_items), NULL);
+
+ PsppireWindowRegister *reg = psppire_window_register_new ();
+ window->insert_handler = g_signal_connect (reg,
+ "inserted",
+ G_CALLBACK (insert_menuitem),
+ window);
+
+ window->remove_handler = g_signal_connect (reg,
+ "removed",
+ G_CALLBACK (remove_menuitem),
+ window);
+
+ window->added_separator = FALSE;
+
+ g_signal_connect_swapped (window, "delete-event", G_CALLBACK (on_delete), window);
+
+ g_object_set (window, "icon-name", "pspp", NULL);
+}
+
+/*
+ Ask the user if the buffer should be saved.
+ Return the response.
+*/
+gint
+psppire_window_query_save (PsppireWindow *se)
+{
+ gint response;
+ GtkWidget *dialog;
+ GtkWidget *cancel_button;
+
+ gchar *description;
+
+ GDateTime *now = g_date_time_new_now_utc ();
+ GTimeSpan timespan = g_date_time_difference (now, se->edited);
+ g_date_time_unref (now);
+
+ if (se->filename)
+ description = g_filename_display_basename (se->filename);
+ else if (se->id)
+ description = g_strdup (se->id);
+ else
+ description = g_strdup (se->description);
+ dialog =
+ gtk_message_dialog_new (GTK_WINDOW (se),
+ GTK_DIALOG_MODAL,
+ GTK_MESSAGE_WARNING,
+ GTK_BUTTONS_NONE,
+ _("Save the changes to `%s' before closing?"),
+ description);
+ g_free (description);
+ 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."),
+ timespan / G_TIME_SPAN_SECOND);
+
+ gtk_dialog_add_button (GTK_DIALOG (dialog),
+ _("Close _without saving"),
+ GTK_RESPONSE_REJECT);
+
+ cancel_button = gtk_dialog_add_button (GTK_DIALOG (dialog),
+ _("Cancel"),
+ GTK_RESPONSE_CANCEL);
+
+ gtk_dialog_add_button (GTK_DIALOG (dialog),
+ _("Save"),
+ GTK_RESPONSE_APPLY);
+
+ gtk_widget_grab_focus (cancel_button);
+
+ response = gtk_dialog_run (GTK_DIALOG (dialog));
+
+ gtk_widget_destroy (dialog);
+
+ return response;
+}
+
+
+/* The return value is encoded in the glib filename encoding. */
const gchar *
psppire_window_get_filename (PsppireWindow *w)
{
- const gchar *name = NULL;
- g_object_get (w, "filename", name, NULL);
- return name;
+ return w->filename;
}
+/* FILENAME must be encoded in the glib filename encoding. */
void
psppire_window_set_filename (PsppireWindow *w, const gchar *filename)
{
g_object_set (w, "filename", filename, NULL);
}
+void
+psppire_window_set_unsaved (PsppireWindow *w)
+{
+ if (w->edited == NULL)
+ w->edited = g_date_time_new_now_utc ();
+
+ psppire_window_set_title (w);
+}
+
+gboolean
+psppire_window_get_unsaved (PsppireWindow *w)
+{
+ return w->edited != NULL;
+}
+
+
+
+
+
+static void
+minimise_window (gpointer key, gpointer value, gpointer data)
+{
+ gtk_window_iconify (GTK_WINDOW (value));
+}
+
+
+void
+psppire_window_minimise_all (void)
+{
+ PsppireWindowRegister *reg = psppire_window_register_new ();
+
+ g_hash_table_foreach (reg->name_table, minimise_window, NULL);
+}
+
+
+
+
+GType
+psppire_window_model_get_type (void)
+{
+ static GType window_model_type = 0;
+
+ if (! window_model_type)
+ {
+ static const GTypeInfo window_model_info =
+ {
+ sizeof (PsppireWindowIface), /* class_size */
+ NULL, /* base_init */
+ NULL, /* base_finalize */
+ NULL,
+ NULL, /* class_finalize */
+ NULL, /* class_data */
+ 0,
+ 0, /* n_preallocs */
+ NULL,
+ NULL /* value_table */
+ };
+
+ window_model_type =
+ g_type_register_static (G_TYPE_INTERFACE, "PsppireWindowModel",
+ &window_model_info, 0);
+
+ g_type_interface_add_prerequisite (window_model_type, G_TYPE_OBJECT);
+ }
+
+ return window_model_type;
+}
+
+
+void
+psppire_window_save (PsppireWindow *w)
+{
+ PsppireWindowIface *i = PSPPIRE_WINDOW_MODEL_GET_IFACE (w);
+
+ g_assert (i);
+ g_return_if_fail (i->save);
+
+ if (w->filename == NULL)
+ psppire_window_save_as (w);
+ else
+ {
+ i->save (w);
+ if (w->edited)
+ g_date_time_unref (w->edited);
+ w->edited = NULL;
+
+ psppire_window_set_title (w);
+ }
+}
+
+void
+psppire_window_save_as (PsppireWindow *w)
+{
+ PsppireWindowIface *i = PSPPIRE_WINDOW_MODEL_GET_IFACE (w);
+ gchar *old_filename;
+
+ g_assert (i);
+ g_return_if_fail (i->pick_filename);
+
+ old_filename = w->filename;
+ w->filename = NULL;
+
+ i->pick_filename (w);
+ if (w->filename == NULL)
+ w->filename = old_filename;
+ else
+ {
+ g_free (old_filename);
+ psppire_window_save (w);
+ }
+}
+
+static void delete_recent (const char *file_name);
+
+gboolean
+psppire_window_load (PsppireWindow *w, const gchar *file,
+ const gchar *encoding, gpointer hint)
+{
+ gboolean ok;
+ PsppireWindowIface *i = PSPPIRE_WINDOW_MODEL_GET_IFACE (w);
+
+ g_assert (PSPPIRE_IS_WINDOW_MODEL (w));
+
+ g_assert (i);
+
+ g_return_val_if_fail (i->load, FALSE);
+
+ ok = i->load (w, file, encoding, hint);
+
+ if (ok)
+ {
+ psppire_window_set_filename (w, file);
+ if (w->edited)
+ g_date_time_unref (w->edited);
+ w->edited = NULL;
+ }
+ else
+ delete_recent (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,
+ _("Cancel"), GTK_RESPONSE_CANCEL,
+ _("Open"), GTK_RESPONSE_ACCEPT,
+ NULL);
+
+ g_object_set (dialog, "local-only", FALSE, NULL);
+
+ gtk_file_filter_set_name (filter, _("Data and Syntax Files"));
+ 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, *.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_mime_type (filter, "application/x-spss-por");
+ gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
+
+ filter = gtk_file_filter_new ();
+ gtk_file_filter_set_name (filter, _("Syntax Files (*.sps) "));
+ gtk_file_filter_add_pattern (filter, "*.sps");
+ 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, "*");
+ gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
+
+ if (toplevel->filename)
+ {
+ const gchar *filename = toplevel->filename;
+ gchar *dir_name;
+
+ if (! g_path_is_absolute (filename))
+ {
+ gchar *path =
+ g_build_filename (g_get_current_dir (), filename, NULL);
+ dir_name = g_path_get_dirname (path);
+ g_free (path);
+ }
+ else
+ {
+ dir_name = g_path_get_dirname (filename);
+ }
+ gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (dialog),
+ dir_name);
+ free (dir_name);
+ }
+
+ 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_item **items;
+ size_t n_items;
+ spv_select (spv, NULL, 0, &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
+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:
+ {
+ gchar *name =
+ gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog));
+
+ 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)));
+
+ 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);
+ fh_unref (fh);
+ g_free (name);
+ }
+ break;
+ default:
+ break;
+ }
+
+ gtk_widget_destroy (dialog);
+}
+
+
+/* Puts FILE_NAME (encoded in the glib file name encoding) into the recent list
+ 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, 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 = 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;
+ recent_data.is_private = FALSE;
+
+ gtk_recent_manager_add_full (gtk_recent_manager_get_default (),
+ uri, &recent_data);
+
+ g_free (recent_data.app_exec);
+ g_free (full_mime_type);
+ }
+
+ g_free (uri);
+}
+
+
+
+/*
+ If FILE_NAME exists in the recent list, then delete it.
+ */
+static void
+delete_recent (const char *file_name)
+{
+ gchar *uri = g_filename_to_uri (file_name, NULL, NULL);
+
+ if (uri)
+ gtk_recent_manager_remove_item (gtk_recent_manager_get_default (), uri, NULL);
+
+ g_free (uri);
+}
+