X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;ds=sidebyside;f=src%2Fui%2Fgui%2Fpsppire-syntax-window.c;h=ccf94e7bf2f0298b7f38c9ca95b07905f744e07c;hb=8a920632b433443aa37e16349589f0c7d7d3cdaf;hp=ec4da6e604f4d70eacb4037722c52ef849a32b7d;hpb=407f3c634628b92fb6b57cbcff229270107cdddc;p=pspp-builds.git diff --git a/src/ui/gui/psppire-syntax-window.c b/src/ui/gui/psppire-syntax-window.c index ec4da6e6..ccf94e7b 100644 --- a/src/ui/gui/psppire-syntax-window.c +++ b/src/ui/gui/psppire-syntax-window.c @@ -99,10 +99,41 @@ psppire_syntax_window_finalize (GObject *object) } +static void +psppire_syntax_window_dispose (GObject *obj) +{ + PsppireSyntaxWindow *sw = (PsppireSyntaxWindow *)obj; + + GtkClipboard *clip_selection; + GtkClipboard *clip_primary; + + if (sw->dispose_has_run) + return; + + 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); + parent_class = g_type_class_peek_parent (class); + + gobject_class->dispose = psppire_syntax_window_dispose; } @@ -145,6 +176,9 @@ 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, @@ -244,6 +278,68 @@ on_edit_copy (PsppireSyntaxWindow *sw) 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); +} + + /* Parse and execute all the text in the buffer */ @@ -375,7 +471,7 @@ save_editor_to_file (PsppireSyntaxWindow *se, 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); @@ -511,17 +607,16 @@ psppire_syntax_window_init (PsppireSyntaxWindow *window) GtkWidget *text_view = get_widget_assert (xml, "syntax_text_view"); - - GtkClipboard *clipboard = - gtk_widget_get_clipboard (GTK_WIDGET (window), GDK_SELECTION_PRIMARY); - - g_signal_connect_swapped (clipboard, "owner-change", G_CALLBACK (selection_changed), window); + 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->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); @@ -529,11 +624,18 @@ psppire_syntax_window_init (PsppireSyntaxWindow *window) 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); @@ -544,7 +646,6 @@ psppire_syntax_window_init (PsppireSyntaxWindow *window) 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); @@ -590,6 +691,11 @@ psppire_syntax_window_init (PsppireSyntaxWindow *window) 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), @@ -635,7 +741,8 @@ GtkWidget* psppire_syntax_window_new (void) { return GTK_WIDGET (g_object_new (psppire_syntax_window_get_type (), - "filename", "Syntax", + /* TRANSLATORS: This will form a filename. Please avoid whitespace. */ + "filename", _("Syntax"), "description", _("Syntax Editor"), NULL)); } @@ -650,7 +757,7 @@ error_dialog (GtkWindow *w, const gchar *filename, GError *err) 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); @@ -718,5 +825,3 @@ psppire_syntax_window_iface_init (PsppireWindowIface *iface) iface->load = syntax_load; } - -