/* PSPPIRE - a graphical user interface for PSPP.
- Copyright (C) 2008, 2009, 2010 Free Software Foundation
+ Copyright (C) 2008, 2009, 2010, 2011 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
#include <config.h>
-#include <gtk/gtksignal.h>
-#include <gtk/gtkbox.h>
-#include "executor.h"
-#include "helper.h"
-
-#include <libpspp/message.h>
+#include <gtk/gtk.h>
#include <stdlib.h>
-#include "psppire.h"
-#include "psppire-syntax-window.h"
-
-#include "psppire-data-window.h"
-#include "psppire-window-register.h"
-#include "psppire.h"
-#include "help-menu.h"
-#include "psppire-syntax-window.h"
-#include "syntax-editor-source.h"
-#include <language/lexer/lexer.h>
-
-#include "xalloc.h"
+#include "language/lexer/lexer.h"
+#include "libpspp/encoding-guesser.h"
+#include "libpspp/i18n.h"
+#include "libpspp/message.h"
+#include "ui/gui/executor.h"
+#include "ui/gui/help-menu.h"
+#include "ui/gui/helper.h"
+#include "ui/gui/psppire-data-window.h"
+#include "ui/gui/psppire-encoding-selector.h"
+#include "ui/gui/psppire-syntax-window.h"
+#include "ui/gui/psppire-syntax-window.h"
+#include "ui/gui/psppire-window-register.h"
+#include "ui/gui/psppire.h"
+#include "ui/gui/psppire.h"
+
+#include "gl/localcharset.h"
+#include "gl/xalloc.h"
+#include "gl/xvasprintf.h"
#include <gettext.h>
#define _(msgid) gettext (msgid)
static void psppire_syntax_window_iface_init (PsppireWindowIface *iface);
+/* Properties */
+enum
+{
+ PROP_0,
+ PROP_ENCODING
+};
+
+static void
+psppire_syntax_window_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ PsppireSyntaxWindow *window = PSPPIRE_SYNTAX_WINDOW (object);
+
+ switch (prop_id)
+ {
+ case PROP_ENCODING:
+ g_free (window->encoding);
+ window->encoding = g_value_dup_string (value);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ };
+}
+
+
+static void
+psppire_syntax_window_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ PsppireSyntaxWindow *window = PSPPIRE_SYNTAX_WINDOW (object);
+
+ switch (prop_id)
+ {
+ case PROP_ENCODING:
+ g_value_set_string (value, window->encoding);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ };
+}
+
GType
psppire_syntax_window_get_type (void)
{
}
+static void
+psppire_syntax_window_dispose (GObject *obj)
+{
+ PsppireSyntaxWindow *sw = (PsppireSyntaxWindow *)obj;
+
+ GtkClipboard *clip_selection;
+ GtkClipboard *clip_primary;
+
+ if (sw->dispose_has_run)
+ return;
+
+ g_free (sw->encoding);
+ sw->encoding = NULL;
+
+ clip_selection = gtk_widget_get_clipboard (GTK_WIDGET (sw), GDK_SELECTION_CLIPBOARD);
+ clip_primary = gtk_widget_get_clipboard (GTK_WIDGET (sw), GDK_SELECTION_PRIMARY);
+
+ g_signal_handler_disconnect (clip_primary, sw->sel_handler);
+
+ g_signal_handler_disconnect (clip_selection, sw->ps_handler);
+
+ /* Make sure dispose does not run twice. */
+ sw->dispose_has_run = TRUE;
+
+ /* Chain up to the parent class */
+ G_OBJECT_CLASS (parent_class)->dispose (obj);
+}
+
+
+
static void
psppire_syntax_window_class_init (PsppireSyntaxWindowClass *class)
{
+ GObjectClass *gobject_class = G_OBJECT_CLASS (class);
+
+ GParamSpec *encoding_spec =
+ null_if_empty_param ("encoding",
+ "Character encoding",
+ "IANA character encoding in this syntax file",
+ NULL,
+ G_PARAM_CONSTRUCT | G_PARAM_READWRITE);
+
parent_class = g_type_class_peek_parent (class);
+
+ gobject_class->set_property = psppire_syntax_window_set_property;
+ gobject_class->get_property = psppire_syntax_window_get_property;
+ gobject_class->dispose = psppire_syntax_window_dispose;
+
+ g_object_class_install_property (gobject_class,
+ PROP_ENCODING,
+ encoding_spec);
}
GtkTextIter stop)
{
PsppireWindow *win = PSPPIRE_WINDOW (sw);
- const gchar *name = psppire_window_get_filename (win);
- execute_syntax (create_syntax_editor_source (sw->buffer, start, stop, name));
-}
+ struct lex_reader *reader;
+ gchar *text;
+ text = gtk_text_buffer_get_text (sw->buffer, &start, &stop, FALSE);
+ reader = lex_reader_for_string (text);
+ g_free (text);
-\f
+ lex_reader_set_file_name (reader, psppire_window_get_filename (win));
+ execute_syntax (psppire_default_data_window (), reader);
+}
+\f
/* Delete the currently selected text */
static void
on_edit_delete (PsppireSyntaxWindow *sw)
gtk_text_buffer_delete (sw->buffer, &begin, &end);
}
+
+
+
/* The syntax editor's clipboard deals only with text */
enum {
SELECT_FMT_NULL,
};
+static void
+selection_changed (PsppireSyntaxWindow *sw)
+{
+ gboolean sel = gtk_text_buffer_get_has_selection (sw->buffer);
+
+ gtk_action_set_sensitive (sw->edit_copy, sel);
+ gtk_action_set_sensitive (sw->edit_cut, sel);
+ gtk_action_set_sensitive (sw->edit_delete, sel);
+}
+
/* The callback which runs when something request clipboard data */
static void
clipboard_get_cb (GtkClipboard *clipboard,
{
GtkTextIter begin, end;
- if ( ! set_clip (sw, &begin, &end))
+ set_clip (sw, &begin, &end);
+}
+
+
+/* A callback for when the clipboard contents have been received */
+static void
+contents_received_callback (GtkClipboard *clipboard,
+ GtkSelectionData *sd,
+ gpointer data)
+{
+ gchar *c;
+ PsppireSyntaxWindow *syntax_window = data;
+
+ if ( sd->length < 0 )
+ return;
+
+ if ( sd->type != gdk_atom_intern ("UTF8_STRING", FALSE))
return;
+
+ c = (gchar *) sd->data;
+
+ gtk_text_buffer_insert_at_cursor (syntax_window->buffer,
+ (gchar *) sd->data,
+ sd->length);
+
+}
+
+static void
+on_edit_paste (PsppireSyntaxWindow *sw)
+{
+ GdkDisplay *display = gtk_widget_get_display (GTK_WIDGET (sw));
+ GtkClipboard *clipboard =
+ gtk_clipboard_get_for_display (display, GDK_SELECTION_CLIPBOARD);
+
+ gtk_clipboard_request_contents (clipboard,
+ gdk_atom_intern ("UTF8_STRING", TRUE),
+ contents_received_callback,
+ sw);
}
+
+/* Check to see if CLIP holds a target which we know how to paste,
+ and set the sensitivity of the Paste action accordingly.
+ */
+static void
+set_paste_sensitivity (GtkClipboard *clip, GdkEventOwnerChange *event, gpointer data)
+{
+ gint i;
+ gboolean compatible_target = FALSE;
+ PsppireSyntaxWindow *sw = PSPPIRE_SYNTAX_WINDOW (data);
+
+ for (i = 0 ; i < sizeof (targets) / sizeof (targets[0]) ; ++i)
+ {
+ GdkAtom atom = gdk_atom_intern (targets[i].target, TRUE);
+ if ( gtk_clipboard_wait_is_target_available (clip, atom))
+ {
+ compatible_target = TRUE;
+ break;
+ }
+ }
+
+ gtk_action_set_sensitive (sw->edit_paste, compatible_target);
+}
+
+
\f
/* Parse and execute all the text in the buffer */
GError **err)
{
GtkTextBuffer *buffer = se->buffer;
+ struct substring text_locale;
gboolean result ;
GtkTextIter start, stop;
gchar *text;
text = gtk_text_buffer_get_text (buffer, &start, &stop, FALSE);
- result = g_file_set_contents (suffixedname, text, -1, err);
+ text_locale = recode_substring_pool (se->encoding, "UTF-8", ss_cstr (text),
+ NULL);
+
+ result = g_file_set_contents (suffixedname, ss_data (text_locale),
+ ss_length (text_locale), err);
+ ss_dealloc (&text_locale);
g_free (suffixedname);
if ( result )
{
char *fn = g_filename_display_name (filename);
- gchar *msg = g_strdup_printf (_("Saved file \"%s\""), fn);
+ gchar *msg = g_strdup_printf (_("Saved file `%s'"), fn);
g_free (fn);
gtk_statusbar_push (GTK_STATUSBAR (se->sb), se->text_context, msg);
gtk_text_buffer_set_modified (buffer, FALSE);
}
-/* Callback for the File->SaveAs menuitem */
+/* PsppireWindow 'pick_Filename' callback. */
static void
-syntax_save_as (PsppireWindow *se)
+syntax_pick_filename (PsppireWindow *window)
{
+ PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (window);
+ const char *default_encoding;
GtkFileFilter *filter;
gint response;
gtk_file_chooser_set_do_overwrite_confirmation (GTK_FILE_CHOOSER (dialog),
TRUE);
+
+ default_encoding = se->encoding != NULL ? se->encoding : locale_charset ();
+ gtk_file_chooser_set_extra_widget (
+ GTK_FILE_CHOOSER (dialog),
+ psppire_encoding_selector_new (default_encoding, false));
+
response = gtk_dialog_run (GTK_DIALOG (dialog));
if ( response == GTK_RESPONSE_ACCEPT )
{
- GError *err = NULL;
- char *filename =
- gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog) );
-
- if ( ! save_editor_to_file (PSPPIRE_SYNTAX_WINDOW (se), filename, &err) )
- {
- msg ( ME, "%s", err->message );
- g_error_free (err);
- }
+ gchar *encoding;
+ char *filename;
+ filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog) );
+ psppire_window_set_filename (window, filename);
free (filename);
+
+ encoding = psppire_encoding_selector_get_encoding (
+ gtk_file_chooser_get_extra_widget (GTK_FILE_CHOOSER (dialog)));
+ if (encoding != NULL)
+ {
+ g_free (se->encoding);
+ se->encoding = encoding;
+ }
}
gtk_widget_destroy (dialog);
}
-/* Callback for the File->Save menuitem */
+/* PsppireWindow 'save' callback. */
static void
syntax_save (PsppireWindow *se)
{
const gchar *filename = psppire_window_get_filename (se);
-
- if ( filename == NULL )
- syntax_save_as (se);
- else
+ GError *err = NULL;
+ save_editor_to_file (PSPPIRE_SYNTAX_WINDOW (se), filename, &err);
+ if ( err )
{
- GError *err = NULL;
- save_editor_to_file (PSPPIRE_SYNTAX_WINDOW (se), filename, &err);
- if ( err )
- {
- msg (ME, "%s", err->message);
- g_error_free (err);
- }
+ msg (ME, "%s", err->message);
+ g_error_free (err);
}
}
void
create_syntax_window (void)
{
- GtkWidget *w = psppire_syntax_window_new ();
+ GtkWidget *w = psppire_syntax_window_new (NULL);
gtk_widget_show (w);
}
void
-open_syntax_window (const char *file_name)
+open_syntax_window (const char *file_name, const gchar *encoding)
{
- GtkWidget *se = psppire_syntax_window_new ();
+ GtkWidget *se = psppire_syntax_window_new (encoding);
if ( psppire_window_load (PSPPIRE_WINDOW (se), file_name) )
gtk_widget_show (se);
psppire_window_set_unsaved (window);
}
-extern struct source_stream *the_source_stream ;
-
static void
psppire_syntax_window_init (PsppireSyntaxWindow *window)
{
GtkWidget *text_view = get_widget_assert (xml, "syntax_text_view");
+ GtkClipboard *clip_selection = gtk_widget_get_clipboard (GTK_WIDGET (window), GDK_SELECTION_CLIPBOARD);
+ GtkClipboard *clip_primary = gtk_widget_get_clipboard (GTK_WIDGET (window), GDK_SELECTION_PRIMARY);
+
+ window->encoding = NULL;
+
window->cliptext = NULL;
+ window->dispose_has_run = FALSE;
+
+ window->edit_delete = get_action_assert (xml, "edit_delete");
+ window->edit_copy = get_action_assert (xml, "edit_copy");
+ window->edit_cut = get_action_assert (xml, "edit_cut");
+ window->edit_paste = get_action_assert (xml, "edit_paste");
window->buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text_view));
- window->lexer = lex_create (the_source_stream);
window->sb = get_widget_assert (xml, "statusbar2");
window->text_context = gtk_statusbar_get_context_id (GTK_STATUSBAR (window->sb), "Text Context");
- g_signal_connect (window->buffer, "changed", G_CALLBACK (on_text_changed), window);
+ g_signal_connect (window->buffer, "changed",
+ G_CALLBACK (on_text_changed), window);
- g_signal_connect (window->buffer, "modified-changed",
+ g_signal_connect (window->buffer, "modified-changed",
G_CALLBACK (on_modified_changed), window);
+ window->sel_handler = g_signal_connect_swapped (clip_primary, "owner-change",
+ G_CALLBACK (selection_changed), window);
+
+ window->ps_handler = g_signal_connect (clip_selection, "owner-change",
+ G_CALLBACK (set_paste_sensitivity), window);
+
connect_help (xml);
gtk_container_add (GTK_CONTAINER (window), box);
g_object_ref (window->sb);
-
gtk_box_pack_start (GTK_BOX (box), menubar, FALSE, TRUE, 0);
gtk_box_pack_start (GTK_BOX (box), sw, TRUE, TRUE, 0);
gtk_box_pack_start (GTK_BOX (box), window->sb, FALSE, TRUE, 0);
g_signal_connect_swapped (get_action_assert (xml,"file_new_syntax"), "activate", G_CALLBACK (create_syntax_window), NULL);
-#if 0
g_signal_connect (get_action_assert (xml,"file_new_data"),
"activate",
G_CALLBACK (create_data_window),
window);
-#endif
+
+ g_signal_connect_swapped (get_action_assert (xml, "file_open"),
+ "activate",
+ G_CALLBACK (psppire_window_open),
+ window);
g_signal_connect_swapped (get_action_assert (xml, "file_save"),
"activate",
- G_CALLBACK (syntax_save),
+ G_CALLBACK (psppire_window_save),
window);
g_signal_connect_swapped (get_action_assert (xml, "file_save_as"),
"activate",
- G_CALLBACK (syntax_save_as),
+ G_CALLBACK (psppire_window_save_as),
window);
g_signal_connect (get_action_assert (xml,"file_quit"),
G_CALLBACK (on_quit),
window);
-
- g_signal_connect_swapped (get_action_assert (xml, "edit_delete"),
+ g_signal_connect_swapped (window->edit_delete,
"activate",
G_CALLBACK (on_edit_delete),
window);
- g_signal_connect_swapped (get_action_assert (xml, "edit_copy"),
+ g_signal_connect_swapped (window->edit_copy,
"activate",
G_CALLBACK (on_edit_copy),
window);
- g_signal_connect_swapped (get_action_assert (xml, "edit_cut"),
+ g_signal_connect_swapped (window->edit_cut,
"activate",
G_CALLBACK (on_edit_cut),
window);
+ g_signal_connect_swapped (window->edit_paste,
+ "activate",
+ G_CALLBACK (on_edit_paste),
+ window);
+
g_signal_connect (get_action_assert (xml,"run_all"),
"activate",
G_CALLBACK (on_run_all),
window);
-
g_signal_connect (get_action_assert (xml,"run_selection"),
"activate",
G_CALLBACK (on_run_selection),
}
+
+
+
GtkWidget*
-psppire_syntax_window_new (void)
+psppire_syntax_window_new (const char *encoding)
{
return GTK_WIDGET (g_object_new (psppire_syntax_window_get_type (),
- "filename", "Syntax",
"description", _("Syntax Editor"),
+ "encoding", encoding,
NULL));
}
GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_ERROR,
GTK_BUTTONS_CLOSE,
- _("Cannot load syntax file '%s'"),
+ _("Cannot load syntax file `%s'"),
fn);
g_free (fn);
gsize len_utf8 = -1;
GtkTextIter iter;
PsppireSyntaxWindow *sw = PSPPIRE_SYNTAX_WINDOW (window);
+ gchar *encoding;
/* FIXME: What if it's a very big file ? */
if ( ! g_file_get_contents (filename, &text_locale, &len_locale, &err) )
return FALSE;
}
- text_utf8 = g_locale_to_utf8 (text_locale, len_locale, NULL, &len_utf8, &err);
-
+ /* Determine the file's encoding and update sw->encoding. (The ordering is
+ important here because encoding_guess_whole_file() often returns its
+ argument instead of a copy of it.) */
+ encoding = g_strdup (encoding_guess_whole_file (sw->encoding, text_locale,
+ len_locale));
+ g_free (sw->encoding);
+ sw->encoding = encoding;
+
+ text_utf8 = recode_substring_pool ("UTF-8", encoding,
+ ss_buffer (text_locale, len_locale),
+ NULL).string;
free (text_locale);
- if ( text_utf8 == NULL )
- {
- error_dialog (GTK_WINDOW (window), filename, err);
- g_clear_error (&err);
- return FALSE;
- }
-
gtk_text_buffer_get_iter_at_line (sw->buffer, &iter, 0);
gtk_text_buffer_insert (sw->buffer, &iter, text_utf8, len_utf8);
psppire_syntax_window_iface_init (PsppireWindowIface *iface)
{
iface->save = syntax_save;
+ iface->pick_filename = syntax_pick_filename;
iface->load = syntax_load;
}
+