pkgsrc-ng/x11/xfce4-terminal/patches/patch-terminal_terminal-screen.c
2013-09-26 17:14:40 +02:00

79 lines
3.5 KiB
C

$NetBSD: patch-terminal_terminal-screen.c,v 1.1 2013/01/08 01:23:19 marino Exp $
Fix for 100% CPU usage on XFce4 Terminal (Dave Tyson)
PR# pkg/45448
PR# pkg/46926
--- terminal/terminal-screen.c.orig 2009-10-06 15:07:01.000000000 +0000
+++ terminal/terminal-screen.c
@@ -87,6 +87,7 @@ static gboolean terminal_screen_get_ch
GError **error);
static gchar **terminal_screen_get_child_environment (TerminalScreen *screen);
static void terminal_screen_update_background (TerminalScreen *screen);
+static void terminal_screen_update_background_fast (TerminalScreen *screen);
static void terminal_screen_update_binding_backspace (TerminalScreen *screen);
static void terminal_screen_update_binding_delete (TerminalScreen *screen);
static void terminal_screen_update_colors (TerminalScreen *screen);
@@ -132,6 +133,8 @@ struct _TerminalScreen
GtkWidget *scrollbar;
GtkWidget *tab_label;
+ gulong background_signal_id;
+
GPid pid;
gchar *working_directory;
@@ -231,7 +234,6 @@ terminal_screen_init (TerminalScreen *sc
"signal::context-menu", G_CALLBACK (terminal_screen_vte_get_context_menu), screen,
"signal::selection-changed", G_CALLBACK (terminal_screen_vte_selection_changed), screen,
"signal::window-title-changed", G_CALLBACK (terminal_screen_vte_window_title_changed), screen,
- "swapped-signal::size-allocate", G_CALLBACK (terminal_screen_timer_background), screen,
"swapped-signal::style-set", G_CALLBACK (terminal_screen_update_colors), screen,
NULL);
gtk_box_pack_start (GTK_BOX (screen), screen->terminal, TRUE, TRUE, 0);
@@ -573,6 +575,18 @@ terminal_screen_get_child_environment (T
static void
+terminal_screen_update_background_fast (TerminalScreen *screen)
+{
+ if (G_UNLIKELY (screen->background_timer_id == 0))
+ {
+ screen->background_timer_id = g_idle_add_full (G_PRIORITY_LOW, terminal_screen_timer_background,
+ screen, terminal_screen_timer_background_destroy);
+ }
+}
+
+
+
+static void
terminal_screen_update_background (TerminalScreen *screen)
{
if (G_UNLIKELY (screen->background_timer_id != 0))
@@ -1015,9 +1029,25 @@ terminal_screen_timer_background (gpoint
if (G_LIKELY (image != NULL))
g_object_unref (G_OBJECT (image));
g_object_unref (G_OBJECT (loader));
+
+ /* refresh background on size changes */
+ if (screen->background_signal_id == 0)
+ {
+ screen->background_signal_id =
+ g_signal_connect_swapped (G_OBJECT (screen->terminal), "size-allocate",
+ G_CALLBACK (terminal_screen_update_background_fast), screen);
+ }
}
else
{
+ /* stop updating on size changes */
+ if (screen->background_signal_id != 0)
+ {
+ g_signal_handler_disconnect (G_OBJECT (screen->terminal), screen->background_signal_id);
+ screen->background_signal_id = 0;
+ }
+
+ /* WARNING: the causes a resize too! */
vte_terminal_set_background_image (VTE_TERMINAL (screen->terminal), NULL);
}