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authormonsta <monsta@inbox.ru>2017-09-22 11:43:53 +0300
committermonsta <monsta@inbox.ru>2017-09-22 11:43:53 +0300
commiteb1bf01e73c42faf720a723c7270ee0c1233ab81 (patch)
tree5857272b6cc8e621e1712d8cbbb4ba78bdddf1ae /cpufreq/src
parent6404251c9b44fb9eb2c139597c277a7a89ed9be5 (diff)
downloadmate-applets-eb1bf01e73c42faf720a723c7270ee0c1233ab81.tar.bz2
mate-applets-eb1bf01e73c42faf720a723c7270ee0c1233ab81.tar.xz
cpufreq: fix calculating max width of frequency/unit/percent labels
fixes https://github.com/mate-desktop/mate-applets/issues/268
Diffstat (limited to 'cpufreq/src')
-rw-r--r--cpufreq/src/cpufreq-applet.c45
1 files changed, 22 insertions, 23 deletions
diff --git a/cpufreq/src/cpufreq-applet.c b/cpufreq/src/cpufreq-applet.c
index 92d1e3b7..58d6fd5e 100644
--- a/cpufreq/src/cpufreq-applet.c
+++ b/cpufreq/src/cpufreq-applet.c
@@ -291,6 +291,24 @@ cpufreq_applet_size_allocate (GtkWidget *widget, GtkAllocation *allocation)
}
static gint
+get_max_text_width (GtkWidget *widget,
+ const char *text)
+{
+ PangoContext *context;
+ PangoLayout *layout;
+ PangoRectangle logical_rect;
+
+ context = gtk_widget_get_pango_context (widget);
+ layout = pango_layout_new (context);
+ pango_layout_set_text (layout, text, -1);
+ pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
+
+ g_object_unref (layout);
+
+ return logical_rect.width;
+}
+
+static gint
cpufreq_applet_get_max_label_width (CPUFreqApplet *applet)
{
GList *available_freqs;
@@ -304,7 +322,6 @@ cpufreq_applet_get_max_label_width (CPUFreqApplet *applet)
available_freqs = cpufreq_monitor_get_available_frequencies (applet->monitor);
while (available_freqs) {
- GtkWidget *label;
gint label_width;
const gchar *text;
gchar *freq_text;
@@ -314,12 +331,10 @@ cpufreq_applet_get_max_label_width (CPUFreqApplet *applet)
freq = atoi (text);
freq_text = cpufreq_utils_get_frequency_label (freq);
- label = gtk_label_new (freq_text);
- gtk_widget_get_preferred_width (applet->label, &label_width, NULL);
+ label_width = get_max_text_width (applet->label, freq_text);
width = MAX (width, label_width);
g_free (freq_text);
- gtk_widget_destroy (label);
available_freqs = g_list_next (available_freqs);
}
@@ -332,37 +347,21 @@ cpufreq_applet_get_max_label_width (CPUFreqApplet *applet)
static gint
cpufreq_applet_get_max_perc_width (CPUFreqApplet *applet)
{
- GtkWidget *label;
- gint width;
-
if (applet->max_perc_width > 0)
return applet->max_perc_width;
- label = gtk_label_new ("100%");
- gtk_widget_get_preferred_width (applet->label, &width,&width);
- applet->max_perc_width = width +20; /*for some reason width always comes up 2 characters*/
- gtk_widget_destroy (label);
-
+ applet->max_perc_width = get_max_text_width (applet->label, "100%");
return applet->max_perc_width;
}
static gint
cpufreq_applet_get_max_unit_width (CPUFreqApplet *applet)
{
- GtkWidget *label;
- gint w1, w2;
-
if (applet->max_unit_width > 0)
return applet->max_unit_width;
- label = gtk_label_new ("GHz");
- gtk_widget_get_preferred_width (applet->label, &w1, NULL);
-
- gtk_label_set_text (GTK_LABEL (label), "MHz");
- gtk_widget_get_preferred_width (applet->label, &w2, NULL);
-
- gtk_widget_destroy (label);
- applet->max_unit_width = MAX (w1, w2)-1;
+ applet->max_unit_width = MAX (get_max_text_width (applet->unit_label, "GHz"),
+ get_max_text_width (applet->unit_label, "MHz"));
return applet->max_unit_width;
}