summaryrefslogtreecommitdiff
path: root/cpufreq/src/cpufreq-applet.c
diff options
context:
space:
mode:
authorPerberos <[email protected]>2011-11-14 18:24:48 -0300
committerPerberos <[email protected]>2011-11-14 18:24:48 -0300
commit312ba610a1e98fc656fb58178227d7d45a64494e (patch)
tree54a3c2b6084c80e63fb0526c6e7b8e01627acbd7 /cpufreq/src/cpufreq-applet.c
downloadmate-applets-312ba610a1e98fc656fb58178227d7d45a64494e.tar.bz2
mate-applets-312ba610a1e98fc656fb58178227d7d45a64494e.tar.xz
initial
Diffstat (limited to 'cpufreq/src/cpufreq-applet.c')
-rw-r--r--cpufreq/src/cpufreq-applet.c1032
1 files changed, 1032 insertions, 0 deletions
diff --git a/cpufreq/src/cpufreq-applet.c b/cpufreq/src/cpufreq-applet.c
new file mode 100644
index 00000000..07a80339
--- /dev/null
+++ b/cpufreq/src/cpufreq-applet.c
@@ -0,0 +1,1032 @@
+/*
+ * MATE CPUFreq Applet
+ * Copyright (C) 2004 Carlos Garcia Campos <[email protected]>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, write to the Free
+ * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * Authors : Carlos Garc�a Campos <[email protected]>
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <gtk/gtk.h>
+#include <gdk/gdkkeysyms.h>
+#include <mate-panel-applet.h>
+#include <mate-panel-applet-mateconf.h>
+#include <glib/gi18n.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "cpufreq-applet.h"
+#include "cpufreq-prefs.h"
+#include "cpufreq-popup.h"
+#include "cpufreq-monitor.h"
+#include "cpufreq-monitor-factory.h"
+#include "cpufreq-utils.h"
+
+struct _CPUFreqApplet {
+ MatePanelApplet base;
+
+ /* Visibility */
+ CPUFreqShowMode show_mode;
+ CPUFreqShowTextMode show_text_mode;
+ gboolean show_freq;
+ gboolean show_perc;
+ gboolean show_unit;
+ gboolean show_icon;
+
+ CPUFreqMonitor *monitor;
+
+ MatePanelAppletOrient orient;
+ gint size;
+
+ GtkWidget *label;
+ GtkWidget *unit_label;
+ GtkWidget *icon;
+ GtkWidget *box;
+ GtkWidget *labels_box;
+ GtkWidget *container;
+ GdkPixbuf *pixbufs[5];
+
+ gint max_label_width;
+ gint max_perc_width;
+ gint max_unit_width;
+
+ gboolean need_refresh;
+
+ CPUFreqPrefs *prefs;
+ CPUFreqPopup *popup;
+};
+
+struct _CPUFreqAppletClass {
+ MatePanelAppletClass parent_class;
+};
+
+static void cpufreq_applet_init (CPUFreqApplet *applet);
+static void cpufreq_applet_class_init (CPUFreqAppletClass *klass);
+
+static void cpufreq_applet_preferences_cb (GtkAction *action,
+ CPUFreqApplet *applet);
+static void cpufreq_applet_help_cb (GtkAction *action,
+ CPUFreqApplet *applet);
+static void cpufreq_applet_about_cb (GtkAction *action,
+ CPUFreqApplet *applet);
+
+static void cpufreq_applet_pixmap_set_image (CPUFreqApplet *applet,
+ gint perc);
+
+static void cpufreq_applet_setup (CPUFreqApplet *applet);
+static void cpufreq_applet_update (CPUFreqApplet *applet,
+ CPUFreqMonitor *monitor);
+static void cpufreq_applet_refresh (CPUFreqApplet *applet);
+
+static void cpufreq_applet_destroy (GtkObject *widget);
+static gboolean cpufreq_applet_button_press (GtkWidget *widget,
+ GdkEventButton *event);
+static gboolean cpufreq_applet_key_press (GtkWidget *widget,
+ GdkEventKey *event);
+static void cpufreq_applet_size_allocate (GtkWidget *widget,
+ GtkAllocation *allocation);
+static void cpufreq_applet_size_request (GtkWidget *widget,
+ GtkRequisition *requisition);
+static void cpufreq_applet_change_orient (MatePanelApplet *pa,
+ MatePanelAppletOrient orient);
+static gboolean cpufreq_applet_factory (CPUFreqApplet *applet,
+ const gchar *iid,
+ gpointer gdata);
+
+static const gchar *const cpufreq_icons[] = {
+ MATE_PIXMAPSDIR"/cpufreq-applet/cpufreq-25.png",
+ MATE_PIXMAPSDIR"/cpufreq-applet/cpufreq-50.png",
+ MATE_PIXMAPSDIR"/cpufreq-applet/cpufreq-75.png",
+ MATE_PIXMAPSDIR"/cpufreq-applet/cpufreq-100.png",
+ MATE_PIXMAPSDIR"/cpufreq-applet/cpufreq-na.png",
+ NULL
+};
+
+static const GtkActionEntry cpufreq_applet_menu_actions[] = {
+ { "CPUFreqAppletPreferences", GTK_STOCK_PROPERTIES, N_("_Preferences"),
+ NULL, NULL,
+ G_CALLBACK (cpufreq_applet_preferences_cb) },
+ { "CPUFreqAppletHelp", GTK_STOCK_HELP, N_("_Help"),
+ NULL, NULL,
+ G_CALLBACK (cpufreq_applet_help_cb) },
+ { "CPUFreqAppletAbout", GTK_STOCK_ABOUT, N_("_About"),
+ NULL, NULL,
+ G_CALLBACK (cpufreq_applet_about_cb) }
+};
+
+G_DEFINE_TYPE (CPUFreqApplet, cpufreq_applet, PANEL_TYPE_APPLET)
+
+/* Enum Types */
+GType
+cpufreq_applet_show_mode_get_type (void)
+{
+ static GType etype = 0;
+
+ if (etype == 0) {
+ static const GEnumValue values[] = {
+ { CPUFREQ_MODE_GRAPHIC, "CPUFREQ_MODE_GRAPHIC", "mode-graphic" },
+ { CPUFREQ_MODE_TEXT, "CPUFREQ_MODE_TEXT", "mode-text" },
+ { CPUFREQ_MODE_BOTH, "CPUFREQ_MODE_BOTH", "mode-both" },
+ { 0, NULL, NULL }
+ };
+
+ etype = g_enum_register_static ("CPUFreqShowMode", values);
+ }
+
+ return etype;
+}
+
+GType
+cpufreq_applet_show_text_mode_get_type (void)
+{
+ static GType etype = 0;
+
+ if (etype == 0) {
+ static const GEnumValue values[] = {
+ { CPUFREQ_MODE_TEXT_FREQUENCY, "CPUFREQ_MODE_TEXT_FREQUENCY", "mode-text-frequency" },
+ { CPUFREQ_MODE_TEXT_FREQUENCY_UNIT, "CPUFREQ_MODE_TEXT_FREQUENCY_UNIT", "mode-text-frequency-unit" },
+ { CPUFREQ_MODE_TEXT_PERCENTAGE, "CPUFREQ_MODE_TEXT_PERCENTAGE", "mode-text-percentage" },
+ { 0, NULL, NULL }
+ };
+
+ etype = g_enum_register_static ("CPUFreqShowTextMode", values);
+ }
+
+ return etype;
+}
+
+static void
+cpufreq_applet_init (CPUFreqApplet *applet)
+{
+ applet->prefs = NULL;
+ applet->popup = NULL;
+ applet->monitor = NULL;
+
+ applet->label = gtk_label_new (NULL);
+ applet->unit_label = gtk_label_new (NULL);
+ applet->icon = gtk_image_new ();
+ applet->box = NULL;
+
+ applet->show_mode = CPUFREQ_MODE_BOTH;
+ applet->show_text_mode = CPUFREQ_MODE_TEXT_FREQUENCY_UNIT;
+
+ applet->need_refresh = TRUE;
+
+ mate_panel_applet_set_flags (MATE_PANEL_APPLET (applet), MATE_PANEL_APPLET_EXPAND_MINOR);
+ mate_panel_applet_set_background_widget (MATE_PANEL_APPLET (applet), GTK_WIDGET (applet));
+
+ applet->size = mate_panel_applet_get_size (MATE_PANEL_APPLET (applet));
+ applet->orient = mate_panel_applet_get_orient (MATE_PANEL_APPLET (applet));
+
+ switch (applet->orient) {
+ case MATE_PANEL_APPLET_ORIENT_LEFT:
+ case MATE_PANEL_APPLET_ORIENT_RIGHT:
+ applet->container = gtk_alignment_new (0.5, 0.5, 0, 0);
+ break;
+ case MATE_PANEL_APPLET_ORIENT_UP:
+ case MATE_PANEL_APPLET_ORIENT_DOWN:
+ applet->container = gtk_alignment_new (0, 0.5, 0, 0);
+ break;
+ }
+
+ gtk_container_add (GTK_CONTAINER (applet), applet->container);
+ gtk_widget_show (applet->container);
+}
+
+static void
+cpufreq_applet_class_init (CPUFreqAppletClass *klass)
+{
+ MatePanelAppletClass *applet_class = MATE_PANEL_APPLET_CLASS (klass);
+ GtkObjectClass *gtkobject_class = GTK_OBJECT_CLASS (klass);
+ GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
+
+ gtkobject_class->destroy = cpufreq_applet_destroy;
+
+ widget_class->size_allocate = cpufreq_applet_size_allocate;
+ widget_class->size_request = cpufreq_applet_size_request;
+ widget_class->button_press_event = cpufreq_applet_button_press;
+ widget_class->key_press_event = cpufreq_applet_key_press;
+
+ applet_class->change_orient = cpufreq_applet_change_orient;
+}
+
+static void
+cpufreq_applet_destroy (GtkObject *widget)
+{
+ CPUFreqApplet *applet;
+ gint i;
+
+ applet = CPUFREQ_APPLET (widget);
+
+ if (applet->monitor) {
+ g_object_unref (G_OBJECT (applet->monitor));
+ applet->monitor = NULL;
+ }
+
+ for (i = 0; i <= 3; i++) {
+ if (applet->pixbufs[i]) {
+ g_object_unref (G_OBJECT (applet->pixbufs[i]));
+ applet->pixbufs[i] = NULL;
+ }
+ }
+
+ if (applet->prefs) {
+ g_object_unref (applet->prefs);
+ applet->prefs = NULL;
+ }
+
+ if (applet->popup) {
+ g_object_unref (applet->popup);
+ applet->popup = NULL;
+ }
+
+ GTK_OBJECT_CLASS (cpufreq_applet_parent_class)->destroy (widget);
+}
+
+static void
+cpufreq_applet_size_allocate (GtkWidget *widget, GtkAllocation *allocation)
+{
+ CPUFreqApplet *applet;
+ gint size = 0;
+
+ applet = CPUFREQ_APPLET (widget);
+
+ GTK_WIDGET_CLASS (cpufreq_applet_parent_class)->size_allocate (widget, allocation);
+
+ switch (applet->orient) {
+ case MATE_PANEL_APPLET_ORIENT_LEFT:
+ case MATE_PANEL_APPLET_ORIENT_RIGHT:
+ size = allocation->width;
+ break;
+ case MATE_PANEL_APPLET_ORIENT_UP:
+ case MATE_PANEL_APPLET_ORIENT_DOWN:
+ size = allocation->height;
+ break;
+ }
+
+ if (size != applet->size) {
+ applet->size = size;
+ cpufreq_applet_refresh (applet);
+ }
+}
+
+static gint
+cpufreq_applet_get_max_label_width (CPUFreqApplet *applet)
+{
+ GList *available_freqs;
+ gint width = 0;
+
+ if (applet->max_label_width > 0)
+ return applet->max_label_width;
+
+ if (!CPUFREQ_IS_MONITOR (applet->monitor))
+ return 0;
+
+ available_freqs = cpufreq_monitor_get_available_frequencies (applet->monitor);
+ while (available_freqs) {
+ GtkWidget *label;
+ GtkRequisition req;
+ const gchar *text;
+ gchar *freq_text;
+ gint freq;
+
+ text = (const gchar *) available_freqs->data;
+ freq = atoi (text);
+
+ freq_text = cpufreq_utils_get_frequency_label (freq);
+ label = gtk_label_new (freq_text);
+ gtk_widget_size_request (label, &req);
+
+ width = MAX (width, req.width);
+
+ g_free (freq_text);
+ gtk_widget_destroy (label);
+
+ available_freqs = g_list_next (available_freqs);
+ }
+
+ applet->max_label_width = width;
+
+ return width;
+}
+
+static gint
+cpufreq_applet_get_max_perc_width (CPUFreqApplet *applet)
+{
+ GtkWidget *label;
+ GtkRequisition req;
+
+ if (applet->max_perc_width > 0)
+ return applet->max_perc_width;
+
+ label = gtk_label_new ("100%");
+ gtk_widget_size_request (label, &req);
+ applet->max_perc_width = req.width;
+ gtk_widget_destroy (label);
+
+ return applet->max_perc_width;
+}
+
+static gint
+cpufreq_applet_get_max_unit_width (CPUFreqApplet *applet)
+{
+ GtkWidget *label;
+ GtkRequisition req;
+ gint w1, w2;
+
+ if (applet->max_unit_width > 0)
+ return applet->max_unit_width;
+
+ label = gtk_label_new ("GHz");
+ gtk_widget_size_request (label, &req);
+ w1 = req.width;
+
+ gtk_label_set_text (GTK_LABEL (label), "MHz");
+ gtk_widget_size_request (label, &req);
+ w2 = req.width;
+
+ gtk_widget_destroy (label);
+
+ applet->max_unit_width = MAX (w1, w2);
+
+ return applet->max_unit_width;
+}
+
+static void
+cpufreq_applet_size_request (GtkWidget *widget, GtkRequisition *requisition)
+{
+ CPUFreqApplet *applet;
+ gint labels_width = 0;
+ gint width;
+
+ applet = CPUFREQ_APPLET (widget);
+
+ GTK_WIDGET_CLASS (cpufreq_applet_parent_class)->size_request (widget, requisition);
+
+ if (applet->orient == MATE_PANEL_APPLET_ORIENT_LEFT ||
+ applet->orient == MATE_PANEL_APPLET_ORIENT_RIGHT)
+ return;
+
+ if (applet->show_freq) {
+ labels_width += cpufreq_applet_get_max_label_width (applet) + 2;
+ }
+
+ if (applet->show_perc) {
+ labels_width += cpufreq_applet_get_max_perc_width (applet);
+ }
+
+ if (applet->show_unit) {
+ labels_width += cpufreq_applet_get_max_unit_width (applet);
+ }
+
+ if (applet->show_icon) {
+ GtkRequisition req;
+
+ gtk_widget_size_request (applet->icon, &req);
+ width = GTK_IS_HBOX (applet->box) ?
+ labels_width + req.width + 2 :
+ MAX (labels_width, req.width + 2);
+ } else {
+ width = labels_width;
+ }
+
+ requisition->width = width;
+}
+
+static void
+cpufreq_applet_popup_position_menu (GtkMenu *menu,
+ int *x,
+ int *y,
+ gboolean *push_in,
+ gpointer gdata)
+{
+ GtkWidget *widget;
+ GtkRequisition requisition;
+ GtkAllocation allocation;
+ gint menu_xpos;
+ gint menu_ypos;
+
+ widget = GTK_WIDGET (gdata);
+
+ gtk_widget_size_request (GTK_WIDGET (menu), &requisition);
+
+ gdk_window_get_origin (gtk_widget_get_window (widget), &menu_xpos, &menu_ypos);
+
+ gtk_widget_get_allocation (widget, &allocation);
+
+ menu_xpos += allocation.x;
+ menu_ypos += allocation.y;
+
+ switch (mate_panel_applet_get_orient (MATE_PANEL_APPLET (widget))) {
+ case MATE_PANEL_APPLET_ORIENT_DOWN:
+ case MATE_PANEL_APPLET_ORIENT_UP:
+ if (menu_ypos > gdk_screen_get_height (gtk_widget_get_screen (widget)) / 2)
+ menu_ypos -= requisition.height;
+ else
+ menu_ypos += allocation.height;
+ break;
+ case MATE_PANEL_APPLET_ORIENT_RIGHT:
+ case MATE_PANEL_APPLET_ORIENT_LEFT:
+ if (menu_xpos > gdk_screen_get_width (gtk_widget_get_screen (widget)) / 2)
+ menu_xpos -= requisition.width;
+ else
+ menu_xpos += allocation.width;
+ break;
+ default:
+ g_assert_not_reached ();
+ }
+
+ *x = menu_xpos;
+ *y = menu_ypos;
+ *push_in = TRUE;
+}
+
+static void
+cpufreq_applet_menu_popup (CPUFreqApplet *applet,
+ guint32 time)
+{
+ GtkWidget *menu;
+
+ if (!cpufreq_utils_selector_is_available ())
+ return;
+
+ if (!applet->popup) {
+ applet->popup = cpufreq_popup_new ();
+ cpufreq_popup_set_monitor (applet->popup, applet->monitor);
+ cpufreq_popup_set_parent (applet->popup, GTK_WIDGET (applet));
+ }
+
+ menu = cpufreq_popup_get_menu (applet->popup);
+
+ if (!menu)
+ return;
+
+ gtk_menu_popup (GTK_MENU (menu), NULL, NULL,
+ cpufreq_applet_popup_position_menu,
+ (gpointer) applet,
+ 1, time);
+}
+
+static gboolean
+cpufreq_applet_button_press (GtkWidget *widget, GdkEventButton *event)
+{
+ CPUFreqApplet *applet;
+
+ applet = CPUFREQ_APPLET (widget);
+
+ if (event->button == 2)
+ return FALSE;
+
+ if (event->button == 1 &&
+ event->type != GDK_2BUTTON_PRESS &&
+ event->type != GDK_3BUTTON_PRESS) {
+ cpufreq_applet_menu_popup (applet, event->time);
+
+ return TRUE;
+ }
+
+ return GTK_WIDGET_CLASS (cpufreq_applet_parent_class)->button_press_event (widget, event);
+}
+
+static gboolean
+cpufreq_applet_key_press (GtkWidget *widget, GdkEventKey *event)
+{
+ CPUFreqApplet *applet;
+
+ applet = CPUFREQ_APPLET (widget);
+
+ switch (event->keyval) {
+ case GDK_KP_Enter:
+ case GDK_ISO_Enter:
+ case GDK_3270_Enter:
+ case GDK_Return:
+ case GDK_space:
+ case GDK_KP_Space:
+ cpufreq_applet_menu_popup (applet, event->time);
+
+ return TRUE;
+ default:
+ break;
+ }
+
+ return FALSE;
+}
+
+static void
+cpufreq_applet_change_orient (MatePanelApplet *pa, MatePanelAppletOrient orient)
+{
+ CPUFreqApplet *applet;
+ GtkAllocation allocation;
+ gint size;
+
+ applet = CPUFREQ_APPLET (pa);
+
+ applet->orient = orient;
+
+ gtk_widget_get_allocation (GTK_WIDGET (applet), &allocation);
+
+ if ((orient == MATE_PANEL_APPLET_ORIENT_LEFT) ||
+ (orient == MATE_PANEL_APPLET_ORIENT_RIGHT)) {
+ size = allocation.width;
+ gtk_alignment_set (GTK_ALIGNMENT (applet->container),
+ 0.5, 0.5, 0, 0);
+ } else {
+ size = allocation.height;
+ gtk_alignment_set (GTK_ALIGNMENT (applet->container),
+ 0, 0.5, 0, 0);
+ }
+
+ if (size != applet->size) {
+ applet->size = size;
+ cpufreq_applet_refresh (applet);
+ }
+}
+
+static void
+cpufreq_applet_preferences_cb (GtkAction *action,
+ CPUFreqApplet *applet)
+{
+ cpufreq_preferences_dialog_run (applet->prefs,
+ gtk_widget_get_screen (GTK_WIDGET (applet)));
+}
+
+static void
+cpufreq_applet_help_cb (GtkAction *action,
+ CPUFreqApplet *applet)
+{
+ GError *error = NULL;
+
+ gtk_show_uri (gtk_widget_get_screen (GTK_WIDGET (applet)),
+ "ghelp:cpufreq-applet",
+ gtk_get_current_event_time (),
+ &error);
+
+ if (error) {
+ cpufreq_utils_display_error (_("Could not open help document"),
+ error->message);
+ g_error_free (error);
+ }
+}
+
+static void
+cpufreq_applet_about_cb (GtkAction *action,
+ CPUFreqApplet *applet)
+{
+ static const gchar *const authors[] = {
+ "Carlos Garcia Campos <[email protected]>",
+ NULL
+ };
+ static const gchar *const documenters[] = {
+ "Carlos Garcia Campos <[email protected]>",
+ "Davyd Madeley <[email protected]>",
+ NULL
+ };
+ static const gchar *const artists[] = {
+ "Pablo Arroyo Loma <[email protected]>",
+ NULL
+ };
+
+ gtk_show_about_dialog (NULL,
+ "version", VERSION,
+ "copyright", "\xC2\xA9 2004 Carlos Garcia Campos",
+ "comments", _("This utility shows the current CPU "
+ "Frequency Scaling."),
+ "authors", authors,
+ "documenters", documenters,
+ "artists", artists,
+ "translator-credits", _("translator-credits"),
+ "logo-icon-name", "mate-cpu-frequency-applet",
+ NULL);
+}
+
+static void
+cpufreq_applet_pixmap_set_image (CPUFreqApplet *applet, gint perc)
+{
+ gint image;
+
+ /* 0-29 -> 25%
+ * 30-69 -> 50%
+ * 70-89 -> 75%
+ * 90-100 -> 100%
+ */
+ if (perc < 30)
+ image = 0;
+ else if ((perc >= 30) && (perc < 70))
+ image = 1;
+ else if ((perc >= 70) && (perc < 90))
+ image = 2;
+ else if ((perc >= 90) && (perc <= 100))
+ image = 3;
+ else
+ image = 4;
+
+ if (applet->pixbufs[image] == NULL) {
+ applet->pixbufs[image] = gdk_pixbuf_new_from_file_at_size (cpufreq_icons[image],
+ 24, 24, NULL);
+ }
+
+ gtk_image_set_from_pixbuf (GTK_IMAGE (applet->icon), applet->pixbufs[image]);
+}
+
+static gboolean
+refresh_cb (CPUFreqApplet *applet)
+{
+ cpufreq_applet_refresh (applet);
+
+ return FALSE;
+}
+
+static void
+cpufreq_applet_update_visibility (CPUFreqApplet *applet)
+{
+ CPUFreqShowMode show_mode;
+ CPUFreqShowTextMode show_text_mode;
+ gboolean show_freq = FALSE;
+ gboolean show_perc = FALSE;
+ gboolean show_unit = FALSE;
+ gboolean show_icon = FALSE;
+ gboolean changed = FALSE;
+ gboolean need_update = FALSE;
+
+ show_mode = cpufreq_prefs_get_show_mode (applet->prefs);
+ show_text_mode = cpufreq_prefs_get_show_text_mode (applet->prefs);
+
+ if (show_mode != CPUFREQ_MODE_GRAPHIC) {
+ show_icon = (show_mode == CPUFREQ_MODE_BOTH);
+
+ switch (show_text_mode) {
+ case CPUFREQ_MODE_TEXT_FREQUENCY:
+ show_freq = TRUE;
+ break;
+ case CPUFREQ_MODE_TEXT_PERCENTAGE:
+ show_perc = TRUE;
+ break;
+ case CPUFREQ_MODE_TEXT_FREQUENCY_UNIT:
+ show_freq = TRUE;
+ show_unit = TRUE;
+ break;
+ }
+ } else {
+ show_icon = TRUE;
+ }
+
+ if (applet->show_mode != show_mode) {
+ applet->show_mode = show_mode;
+ need_update = TRUE;
+ }
+
+ if (applet->show_text_mode != show_text_mode) {
+ applet->show_text_mode = show_text_mode;
+ need_update = TRUE;
+ }
+
+ if (show_freq != applet->show_freq) {
+ applet->show_freq = show_freq;
+ changed = TRUE;
+ }
+
+ if (show_perc != applet->show_perc) {
+ applet->show_perc = show_perc;
+ changed = TRUE;
+ }
+
+ if (changed) {
+ g_object_set (G_OBJECT (applet->label),
+ "visible",
+ applet->show_freq || applet->show_perc,
+ NULL);
+ }
+
+ if (show_unit != applet->show_unit) {
+ applet->show_unit = show_unit;
+ changed = TRUE;
+
+ g_object_set (G_OBJECT (applet->unit_label),
+ "visible", applet->show_unit,
+ NULL);
+ }
+
+ if (show_icon != applet->show_icon) {
+ applet->show_icon = show_icon;
+ changed = TRUE;
+
+ g_object_set (G_OBJECT (applet->icon),
+ "visible", applet->show_icon,
+ NULL);
+ }
+
+ if (changed)
+ g_idle_add ((GSourceFunc)refresh_cb, applet);
+
+ if (need_update)
+ cpufreq_applet_update (applet, applet->monitor);
+}
+
+static void
+cpufreq_applet_update (CPUFreqApplet *applet, CPUFreqMonitor *monitor)
+{
+ gchar *text_mode = NULL;
+ gchar *freq_label, *unit_label;
+ gint freq;
+ gint perc;
+ guint cpu;
+ const gchar *governor;
+
+ cpu = cpufreq_monitor_get_cpu (monitor);
+ freq = cpufreq_monitor_get_frequency (monitor);
+ perc = cpufreq_monitor_get_percentage (monitor);
+ governor = cpufreq_monitor_get_governor (monitor);
+
+ freq_label = cpufreq_utils_get_frequency_label (freq);
+ unit_label = cpufreq_utils_get_frequency_unit (freq);
+
+ if (applet->show_freq) {
+ gtk_label_set_text (GTK_LABEL (applet->label), freq_label);
+ }
+
+ if (applet->show_perc) {
+ gchar *text_perc;
+
+ text_perc = g_strdup_printf ("%d%%", perc);
+ gtk_label_set_text (GTK_LABEL (applet->label), text_perc);
+ g_free (text_perc);
+ }
+
+ if (applet->show_unit) {
+ gtk_label_set_text (GTK_LABEL (applet->unit_label), unit_label);
+ }
+
+ if (applet->show_icon) {
+ cpufreq_applet_pixmap_set_image (applet, perc);
+ }
+
+ if (governor) {
+ gchar *gov_text;
+
+ gov_text = g_strdup (governor);
+ gov_text[0] = g_ascii_toupper (gov_text[0]);
+ text_mode = g_strdup_printf ("%s\n%s %s (%d%%)",
+ gov_text, freq_label,
+ unit_label, perc);
+ g_free (gov_text);
+ }
+
+ g_free (freq_label);
+ g_free (unit_label);
+
+ if (text_mode) {
+ gchar *text_tip;
+
+ text_tip = cpufreq_utils_get_n_cpus () == 1 ?
+ g_strdup_printf ("%s", text_mode) :
+ g_strdup_printf ("CPU %u - %s", cpu, text_mode);
+ g_free (text_mode);
+
+ gtk_widget_set_tooltip_text (GTK_WIDGET (applet), text_tip);
+ g_free (text_tip);
+ }
+
+ /* Call refresh only the first time */
+ if (applet->need_refresh) {
+ cpufreq_applet_refresh (applet);
+ applet->need_refresh = FALSE;
+ }
+}
+
+static gint
+cpufreq_applet_get_widget_size (CPUFreqApplet *applet,
+ GtkWidget *widget)
+{
+ GtkRequisition req;
+ gint size;
+
+ if (!gtk_widget_get_visible (widget))
+ return 0;
+
+ gtk_widget_size_request (widget, &req);
+
+ switch (applet->orient) {
+ case MATE_PANEL_APPLET_ORIENT_LEFT:
+ case MATE_PANEL_APPLET_ORIENT_RIGHT:
+ size = req.width;
+ break;
+ case MATE_PANEL_APPLET_ORIENT_UP:
+ case MATE_PANEL_APPLET_ORIENT_DOWN:
+ size = req.height;
+ break;
+ default:
+ g_assert_not_reached ();
+ }
+
+ return size;
+}
+
+static void
+cpufreq_applet_refresh (CPUFreqApplet *applet)
+{
+ gint total_size = 0;
+ gint panel_size, label_size;
+ gint unit_label_size, pixmap_size;
+ gint size_step = 12;
+ gboolean horizontal;
+ gboolean do_unref = FALSE;
+
+ panel_size = applet->size - 1; /* 1 pixel margin */
+
+ horizontal = (applet->orient == MATE_PANEL_APPLET_ORIENT_UP ||
+ applet->orient == MATE_PANEL_APPLET_ORIENT_DOWN);
+
+ /* We want a fixed label size, the biggest */
+ if (horizontal)
+ label_size = cpufreq_applet_get_widget_size (applet, applet->label);
+ else
+ label_size = cpufreq_applet_get_max_label_width (applet);
+ total_size += label_size;
+
+ if (horizontal)
+ unit_label_size = cpufreq_applet_get_widget_size (applet, applet->unit_label);
+ else
+ unit_label_size = cpufreq_applet_get_max_unit_width (applet);
+ total_size += unit_label_size;
+
+ pixmap_size = cpufreq_applet_get_widget_size (applet, applet->icon);
+ total_size += pixmap_size;
+
+ if (applet->box) {
+ do_unref = TRUE;
+ g_object_ref (applet->icon);
+ gtk_container_remove (GTK_CONTAINER (applet->box), applet->icon);
+ if (applet->labels_box) {
+ g_object_ref (applet->label);
+ gtk_container_remove (GTK_CONTAINER (applet->labels_box), applet->label);
+ g_object_ref (applet->unit_label);
+ gtk_container_remove (GTK_CONTAINER (applet->labels_box), applet->unit_label);
+ }
+ gtk_widget_destroy (applet->box);
+ }
+
+ if (horizontal) {
+ applet->labels_box = gtk_hbox_new (FALSE, 2);
+ if ((label_size + pixmap_size) <= panel_size)
+ applet->box = gtk_vbox_new (FALSE, 2);
+ else
+ applet->box = gtk_hbox_new (FALSE, 2);
+ } else {
+ if (total_size <= panel_size) {
+ applet->box = gtk_hbox_new (FALSE, 2);
+ applet->labels_box = gtk_hbox_new (FALSE, 2);
+ } else if ((label_size + unit_label_size) <= (panel_size - size_step)) {
+ applet->box = gtk_vbox_new (FALSE, 2);
+ applet->labels_box = gtk_hbox_new (FALSE, 2);
+ } else {
+ applet->box = gtk_vbox_new (FALSE, 2);
+ applet->labels_box = gtk_vbox_new (FALSE, 2);
+ }
+ }
+
+ gtk_box_pack_start (GTK_BOX (applet->labels_box), applet->label, FALSE, FALSE, 0);
+ gtk_box_pack_start (GTK_BOX (applet->labels_box), applet->unit_label, FALSE, FALSE, 0);
+ gtk_box_pack_start (GTK_BOX (applet->box), applet->icon, FALSE, FALSE, 0);
+
+ gtk_box_pack_start (GTK_BOX (applet->box), applet->labels_box, FALSE, FALSE, 0);
+ gtk_widget_show (applet->labels_box);
+
+ gtk_container_add (GTK_CONTAINER (applet->container), applet->box);
+ gtk_widget_show (applet->box);
+
+ if (do_unref) {
+ g_object_unref (applet->label);
+ g_object_unref (applet->unit_label);
+ g_object_unref (applet->icon);
+ }
+}
+
+/* Preferences callbacks */
+static void
+cpufreq_applet_prefs_cpu_changed (CPUFreqPrefs *prefs,
+ GParamSpec *arg1,
+ CPUFreqApplet *applet)
+{
+ cpufreq_monitor_set_cpu (applet->monitor,
+ cpufreq_prefs_get_cpu (applet->prefs));
+}
+
+static void
+cpufreq_applet_prefs_show_mode_changed (CPUFreqPrefs *prefs,
+ GParamSpec *arg1,
+ CPUFreqApplet *applet)
+{
+ cpufreq_applet_update_visibility (applet);
+}
+
+static void
+cpufreq_applet_setup (CPUFreqApplet *applet)
+{
+ GtkActionGroup *action_group;
+ gchar *ui_path;
+ AtkObject *atk_obj;
+ gchar *prefs_key;
+
+ g_set_application_name (_("CPU Frequency Scaling Monitor"));
+
+ gtk_window_set_default_icon_name ("mate-cpu-frequency-applet");
+
+ mate_panel_applet_add_preferences (MATE_PANEL_APPLET (applet),
+ "/schemas/apps/cpufreq-applet/prefs", NULL);
+
+ /* Preferences */
+ if (applet->prefs)
+ g_object_unref (applet->prefs);
+
+ prefs_key = mate_panel_applet_get_preferences_key (MATE_PANEL_APPLET (applet));
+ applet->prefs = cpufreq_prefs_new (prefs_key);
+ g_free (prefs_key);
+
+ g_signal_connect (G_OBJECT (applet->prefs),
+ "notify::cpu",
+ G_CALLBACK (cpufreq_applet_prefs_cpu_changed),
+ (gpointer) applet);
+ g_signal_connect (G_OBJECT (applet->prefs),
+ "notify::show-mode",
+ G_CALLBACK (cpufreq_applet_prefs_show_mode_changed),
+ (gpointer) applet);
+ g_signal_connect (G_OBJECT (applet->prefs),
+ "notify::show-text-mode",
+ G_CALLBACK (cpufreq_applet_prefs_show_mode_changed),
+ (gpointer) applet);
+
+ /* Monitor */
+ applet->monitor = cpufreq_monitor_factory_create_monitor (
+ cpufreq_prefs_get_cpu (applet->prefs));
+ cpufreq_monitor_run (applet->monitor);
+ g_signal_connect_swapped (G_OBJECT (applet->monitor), "changed",
+ G_CALLBACK (cpufreq_applet_update),
+ (gpointer) applet);
+
+ /* Setup the menus */
+ action_group = gtk_action_group_new ("CPUFreq Applet Actions");
+ gtk_action_group_set_translation_domain (action_group, GETTEXT_PACKAGE);
+ gtk_action_group_add_actions (action_group,
+ cpufreq_applet_menu_actions,
+ G_N_ELEMENTS (cpufreq_applet_menu_actions),
+ applet);
+ ui_path = g_build_filename (CPUFREQ_MENU_UI_DIR, "cpufreq-applet-menu.xml", NULL);
+ mate_panel_applet_setup_menu_from_file (MATE_PANEL_APPLET (applet),
+ ui_path, action_group);
+ g_free (ui_path);
+
+ if (mate_panel_applet_get_locked_down (MATE_PANEL_APPLET (applet))) {
+ GtkAction *action;
+
+ action = gtk_action_group_get_action (action_group, "CPUFreqPreferences");
+ gtk_action_set_visible (action, FALSE);
+ }
+ g_object_unref (action_group);
+
+ atk_obj = gtk_widget_get_accessible (GTK_WIDGET (applet));
+
+ if (GTK_IS_ACCESSIBLE (atk_obj)) {
+ atk_object_set_name (atk_obj, _("CPU Frequency Scaling Monitor"));
+ atk_object_set_description (atk_obj, _("This utility shows the current CPU Frequency"));
+ }
+
+ cpufreq_applet_update_visibility (applet);
+
+ gtk_widget_show (GTK_WIDGET (applet));
+}
+
+static gboolean
+cpufreq_applet_factory (CPUFreqApplet *applet, const gchar *iid, gpointer gdata)
+{
+ gboolean retval = FALSE;
+
+ if (!strcmp (iid, "CPUFreqApplet")) {
+ cpufreq_applet_setup (applet);
+
+ retval = TRUE;
+ }
+
+ return retval;
+}
+
+MATE_PANEL_APPLET_OUT_PROCESS_FACTORY ("CPUFreqAppletFactory",
+ CPUFREQ_TYPE_APPLET,
+ "cpufreq-applet",
+ (MatePanelAppletFactoryCallback) cpufreq_applet_factory,
+ NULL)