1 /*
2 * Copyright (c) 2010 Mike Massonnet, <mmassonnet@xfce.org>
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or (at
7 * your option) any later version.
8 */
9
10 #ifdef HAVE_CONFIG_H
11 #include <config.h>
12 #endif
13
14 #include <glib-object.h>
15 #include <glib/gi18n.h>
16 #include <gtk/gtk.h>
17
18 #include "process-statusbar.h"
19 #include "settings.h"
20
21
22
23 enum
24 {
25 PROP_CPU = 1,
26 PROP_MEMORY,
27 PROP_SWAP,
28 PROP_SHOW_SWAP,
29 PROP_NUM_PROCESSES,
30 };
31 typedef struct _XtmProcessStatusbarClass XtmProcessStatusbarClass;
32 struct _XtmProcessStatusbarClass
33 {
34 GtkStatusbarClass parent_class;
35 };
36 struct _XtmProcessStatusbar
37 {
38 GtkHBox parent;
39 /*<private>*/
40 XtmSettings * settings;
41
42 GtkWidget * label_num_processes;
43 GtkWidget * label_cpu;
44 GtkWidget * label_memory;
45 GtkWidget * label_swap;
46
47 gfloat cpu;
48 gchar memory[64];
49 gchar swap[64];
50 guint num_processes;
51 };
52 G_DEFINE_TYPE (XtmProcessStatusbar, xtm_process_statusbar, GTK_TYPE_BOX)
53
54 static void xtm_process_statusbar_finalize (GObject *object);
55 static void xtm_process_statusbar_set_property (GObject *object, guint property_id, const GValue *value, GParamSpec *pspec);
56
57
58
59 static void
xtm_process_statusbar_class_init(XtmProcessStatusbarClass * klass)60 xtm_process_statusbar_class_init (XtmProcessStatusbarClass *klass)
61 {
62 GObjectClass *class = G_OBJECT_CLASS (klass);
63 xtm_process_statusbar_parent_class = g_type_class_peek_parent (klass);
64 class->finalize = xtm_process_statusbar_finalize;
65 class->set_property = xtm_process_statusbar_set_property;
66 g_object_class_install_property (class, PROP_CPU,
67 g_param_spec_float ("cpu", "CPU", "CPU usage", 0, 100, 0, G_PARAM_CONSTRUCT|G_PARAM_WRITABLE));
68 g_object_class_install_property (class, PROP_MEMORY,
69 g_param_spec_string ("memory", "Memory", "Memory usage", "", G_PARAM_CONSTRUCT|G_PARAM_WRITABLE));
70 g_object_class_install_property (class, PROP_SWAP,
71 g_param_spec_string ("swap", "Swap", "Swap usage", "", G_PARAM_CONSTRUCT|G_PARAM_WRITABLE));
72 g_object_class_install_property (class, PROP_SHOW_SWAP,
73 g_param_spec_boolean ("show-swap", "ShowSwap", "Show or hide swap usage", TRUE, G_PARAM_WRITABLE));
74 g_object_class_install_property (class, PROP_NUM_PROCESSES,
75 g_param_spec_uint ("num-processes", "NumProcesses", "Number of processes", 0, G_MAXUINT, 0, G_PARAM_CONSTRUCT|G_PARAM_WRITABLE));
76 }
77
78 static void
xtm_process_statusbar_init(XtmProcessStatusbar * statusbar)79 xtm_process_statusbar_init (XtmProcessStatusbar *statusbar)
80 {
81 GtkWidget *hbox, *hbox_cpu, *hbox_mem;
82 statusbar->settings = xtm_settings_get_default ();
83
84 hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 16);
85 hbox_cpu = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 16);
86 hbox_mem = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 16);
87
88 statusbar->label_cpu = gtk_label_new (NULL);
89 gtk_box_pack_start (GTK_BOX (hbox_cpu), statusbar->label_cpu, TRUE, FALSE, 0);
90
91 statusbar->label_num_processes = gtk_label_new (NULL);
92 gtk_box_pack_start (GTK_BOX (hbox_cpu), statusbar->label_num_processes, TRUE, FALSE, 0);
93
94 statusbar->label_memory = gtk_label_new (NULL);
95 gtk_label_set_ellipsize (GTK_LABEL (statusbar->label_memory), PANGO_ELLIPSIZE_END);
96 gtk_box_pack_start (GTK_BOX (hbox_mem), statusbar->label_memory, TRUE, FALSE, 0);
97
98 statusbar->label_swap = gtk_label_new (NULL);
99 gtk_label_set_ellipsize (GTK_LABEL (statusbar->label_swap), PANGO_ELLIPSIZE_END);
100 gtk_box_pack_start (GTK_BOX (hbox_mem), statusbar->label_swap, TRUE, FALSE, 0);
101
102 gtk_box_pack_start (GTK_BOX (hbox), hbox_cpu, TRUE, TRUE, 0);
103 gtk_box_pack_start (GTK_BOX (hbox), hbox_mem, TRUE, TRUE, 0);
104 gtk_box_set_homogeneous (GTK_BOX (hbox), TRUE);
105
106 gtk_box_pack_start (GTK_BOX (statusbar), hbox, TRUE, TRUE, 0);
107
108 gtk_widget_show_all (hbox);
109 }
110
111 static void
xtm_process_statusbar_finalize(GObject * object)112 xtm_process_statusbar_finalize (GObject *object)
113 {
114 g_object_unref (XTM_PROCESS_STATUSBAR (object)->settings);
115 G_OBJECT_CLASS (xtm_process_statusbar_parent_class)->finalize (object);
116 }
117
118 static gchar *
rounded_float_value(gfloat value,XtmSettings * settings)119 rounded_float_value (gfloat value, XtmSettings *settings)
120 {
121 gboolean precision;
122 g_object_get (settings, "more-precision", &precision, NULL);
123 return g_strdup_printf ((precision) ? "%.2f" : "%.0f", value);
124 }
125
126 static void
xtm_process_statusbar_set_property(GObject * object,guint property_id,const GValue * value,GParamSpec * pspec)127 xtm_process_statusbar_set_property (GObject *object, guint property_id, const GValue *value, GParamSpec *pspec)
128 {
129 XtmProcessStatusbar *statusbar = XTM_PROCESS_STATUSBAR (object);
130 gchar *text;
131 gchar *float_value;
132 GdkRGBA color;
133
134 switch (property_id)
135 {
136 case PROP_CPU:
137 statusbar->cpu = g_value_get_float (value);
138 float_value = rounded_float_value (statusbar->cpu, statusbar->settings);
139 text = g_strdup_printf (_("CPU: %s%%"), float_value);
140 gtk_label_set_text (GTK_LABEL (statusbar->label_cpu), text);
141 gdk_rgba_parse (&color, "#ff6e00");
142 gtk_widget_override_color (statusbar->label_cpu, GTK_STATE_NORMAL, &color);
143 g_free (float_value);
144 g_free (text);
145 break;
146
147 case PROP_MEMORY:
148 g_strlcpy(statusbar->memory, g_value_get_string (value), sizeof(statusbar->memory));
149 text = g_strdup_printf (_("Memory: %s"), statusbar->memory);
150 gtk_label_set_text (GTK_LABEL (statusbar->label_memory), text);
151 gtk_widget_set_tooltip_text (statusbar->label_memory, text);
152 gdk_rgba_parse (&color, "#cb386c");
153 gtk_widget_override_color (statusbar->label_memory, GTK_STATE_NORMAL, &color);
154 g_free (text);
155 break;
156
157 case PROP_SWAP:
158 g_strlcpy(statusbar->swap, g_value_get_string (value), sizeof(statusbar->swap));
159 text = g_strdup_printf (_("Swap: %s"), statusbar->swap);
160 gtk_label_set_text (GTK_LABEL (statusbar->label_swap), text);
161 gtk_widget_set_tooltip_text (statusbar->label_swap, text);
162 g_free (text);
163 break;
164
165 case PROP_SHOW_SWAP:
166 if (g_value_get_boolean (value))
167 gtk_widget_show (statusbar->label_swap);
168 else
169 gtk_widget_hide (statusbar->label_swap);
170 break;
171
172 case PROP_NUM_PROCESSES:
173 statusbar->num_processes = g_value_get_uint (value);
174 text = g_strdup_printf (_("Processes: %d"), statusbar->num_processes);
175 gtk_label_set_text (GTK_LABEL (statusbar->label_num_processes), text);
176 g_free (text);
177 break;
178
179 default:
180 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
181 break;
182 }
183 }
184
185
186
187 GtkWidget *
xtm_process_statusbar_new(void)188 xtm_process_statusbar_new (void)
189 {
190 return g_object_new (XTM_TYPE_PROCESS_STATUSBAR, NULL);
191 }
192