diff options
Diffstat (limited to 'src/device.c')
-rw-r--r-- | src/device.c | 492 |
1 files changed, 310 insertions, 182 deletions
diff --git a/src/device.c b/src/device.c index 7f1b14f..eff76d1 100644 --- a/src/device.c +++ b/src/device.c @@ -37,9 +37,12 @@ struct _IndicatorPowerDevicePrivate gchar * object_path; gdouble percentage; time_t time; -}; -#define INDICATOR_POWER_DEVICE_GET_PRIVATE(o) (INDICATOR_POWER_DEVICE(o)->priv) + /* Timestamp of when when we first noticed that upower couldn't estimate + the time-remaining field for this device, or 0 if not applicable. + This is used when generating the time-remaining string. */ + GTimer * inestimable; +}; /* Properties */ /* Enum for the properties so that they can be quickly found and looked up. */ @@ -64,7 +67,7 @@ static void set_property (GObject*, guint prop_id, const GValue*, GParamSpec* ); static void get_property (GObject*, guint prop_id, GValue*, GParamSpec* ); /* LCOV_EXCL_START */ -G_DEFINE_TYPE (IndicatorPowerDevice, indicator_power_device, G_TYPE_OBJECT); +G_DEFINE_TYPE (IndicatorPowerDevice, indicator_power_device, G_TYPE_OBJECT) /* LCOV_EXCL_STOP */ static void @@ -136,6 +139,11 @@ indicator_power_device_init (IndicatorPowerDevice *self) static void indicator_power_device_dispose (GObject *object) { + IndicatorPowerDevice * self = INDICATOR_POWER_DEVICE(object); + IndicatorPowerDevicePrivate * p = self->priv; + + g_clear_pointer (&p->inestimable, g_timer_destroy); + G_OBJECT_CLASS (indicator_power_device_parent_class)->dispose (object); } @@ -179,7 +187,7 @@ get_property (GObject * o, guint prop_id, GValue * value, GParamSpec * pspec) break; case PROP_TIME: - g_value_set_uint64 (value, priv->time); + g_value_set_uint64 (value, (guint64)priv->time); break; default: @@ -192,35 +200,54 @@ static void set_property (GObject * o, guint prop_id, const GValue * value, GParamSpec * pspec) { IndicatorPowerDevice * self = INDICATOR_POWER_DEVICE(o); - IndicatorPowerDevicePrivate * priv = self->priv; + IndicatorPowerDevicePrivate * p = self->priv; switch (prop_id) { case PROP_KIND: - priv->kind = g_value_get_int (value); + p->kind = (UpDeviceKind) g_value_get_int (value); break; case PROP_STATE: - priv->state = g_value_get_int (value); + p->state = (UpDeviceState) g_value_get_int (value); break; case PROP_OBJECT_PATH: - g_free (priv->object_path); - priv->object_path = g_value_dup_string (value); + g_free (p->object_path); + p->object_path = g_value_dup_string (value); break; case PROP_PERCENTAGE: - priv->percentage = g_value_get_double (value); + p->percentage = g_value_get_double (value); break; case PROP_TIME: - priv->time = g_value_get_uint64(value); + p->time = (time_t) g_value_get_uint64(value); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID(o, prop_id, pspec); break; } + + /** + * Check to see if the time-remaining value is estimable. + * When it first becomes inestimable, kick off a timer because + * we need to track that to generate the appropriate title text. + */ + + const gboolean is_inestimable = (p->time == 0) + && (p->state != UP_DEVICE_STATE_FULLY_CHARGED) + && (p->percentage > 0); + + if (!is_inestimable) + { + g_clear_pointer (&p->inestimable, g_timer_destroy); + } + else if (p->inestimable == NULL) + { + p->inestimable = g_timer_new (); + } } /*** @@ -326,13 +353,6 @@ device_kind_to_string (UpDeviceKind kind) indicator_power_device_get_icon_names: @device: #IndicatorPowerDevice from which to generate the icon names - This function's logic differs from GSD's power plugin in some ways: - - 1. For discharging batteries, we decide whether or not to use the 'caution' - icon based on whether or not we have <= 30 minutes remaining, rather than - looking at the battery's percentage left. - <https://bugs.launchpad.net/indicator-power/+bug/743823> - See also indicator_power_device_get_gicon(). Return value: (array zero-terminated=1) (transfer full): @@ -387,21 +407,15 @@ indicator_power_device_get_icon_names (const IndicatorPowerDevice * device) case UP_DEVICE_STATE_CHARGING: suffix_str = get_device_icon_suffix (percentage); index_str = get_device_icon_index (percentage); - g_ptr_array_add (names, g_strdup_printf ("%s-%s-charging-symbolic", kind_str, suffix_str)); + g_ptr_array_add (names, g_strdup_printf ("%s-%s-charging", kind_str, index_str)); g_ptr_array_add (names, g_strdup_printf ("gpm-%s-%s-charging", kind_str, index_str)); + g_ptr_array_add (names, g_strdup_printf ("%s-%s-charging-symbolic", kind_str, suffix_str)); g_ptr_array_add (names, g_strdup_printf ("%s-%s-charging", kind_str, suffix_str)); break; case UP_DEVICE_STATE_PENDING_CHARGE: case UP_DEVICE_STATE_DISCHARGING: case UP_DEVICE_STATE_PENDING_DISCHARGE: - /* Don't show the caution/red icons unless we have <=30 min left. - <https://bugs.launchpad.net/indicator-power/+bug/743823> - Themes use the caution color when the percentage is 0% or 20%, - so if we have >30 min left, use 30% as the icon's percentage floor */ - if (indicator_power_device_get_time (device) > (30*60)) - percentage = MAX(percentage, 30); - suffix_str = get_device_icon_suffix (percentage); index_str = get_device_icon_index (percentage); g_ptr_array_add (names, g_strdup_printf ("%s-%s", kind_str, index_str)); @@ -442,57 +456,6 @@ indicator_power_device_get_gicon (const IndicatorPowerDevice * device) **** ***/ -/* Format time remaining for reading ("H:MM") and speech ("H hours, MM minutes") */ -static void -get_timestring (guint64 time_secs, - gchar **readable_timestring, - gchar **accessible_timestring) -{ - gint hours; - gint minutes; - - /* Add 0.5 to do rounding */ - minutes = (int) ( ( time_secs / 60.0 ) + 0.5 ); - - if (minutes == 0) - { - *readable_timestring = g_strdup (_("Unknown time")); - *accessible_timestring = g_strdup (_("Unknown time")); - - return; - } - - if (minutes < 60) - { - *readable_timestring = g_strdup_printf ("0:%.2i", minutes); - *accessible_timestring = g_strdup_printf (g_dngettext (GETTEXT_PACKAGE, "%i minute", - "%i minutes", - minutes), minutes); - return; - } - - hours = minutes / 60; - minutes = minutes % 60; - - *readable_timestring = g_strdup_printf ("%i:%.2i", hours, minutes); - - if (minutes == 0) - { - *accessible_timestring = g_strdup_printf (g_dngettext (GETTEXT_PACKAGE, - "%i hour", - "%i hours", - hours), hours); - } - else - { - /* TRANSLATOR: "%i %s %i %s" are "%i hours %i minutes" - * Swap order with "%2$s %2$i %1$s %1$i if needed */ - *accessible_timestring = g_strdup_printf (_("%i %s %i %s"), - hours, g_dngettext (GETTEXT_PACKAGE, "hour", "hours", hours), - minutes, g_dngettext (GETTEXT_PACKAGE, "minute", "minutes", minutes)); - } -} - static const gchar * device_kind_to_localised_string (UpDeviceKind kind) { @@ -555,149 +518,314 @@ device_kind_to_localised_string (UpDeviceKind kind) return text; } +/** + * The '''brief time-remaining string''' for a component should be: + * * the time remaining for it to empty or fully charge, + * if estimable, in H:MM format; otherwise + * * “estimating…” if the time remaining has been inestimable for + * less than 30 seconds; otherwise + * * “unknown” if the time remaining has been inestimable for + * between 30 seconds and one minute; otherwise + * * the empty string. + */ static char * -join_strings (const char * name, const char * time, const char * percent) +get_brief_time_remaining (const IndicatorPowerDevice * device) { - char * str; - const gboolean have_name = name && *name; - const gboolean have_time = time && *time; - const gboolean have_percent = percent && *percent; - - if (have_name && have_time && have_percent) - str = g_strdup_printf (_("%s (%s, %s)"), name, time, percent); - else if (have_name && have_time) - str = g_strdup_printf (_("%s (%s)"), name, time); - else if (have_name && have_percent) - str = g_strdup_printf (_("%s (%s)"), name, percent); - else if (have_name) - str = g_strdup (name); - else if (have_time && have_percent) - str = g_strdup_printf (_("(%s, %s)"), time, percent); - else if (have_time) - str = g_strdup_printf (_("(%s)"), time); - else if (have_percent) - str = g_strdup_printf (_("(%s)"), percent); - else - str = g_strdup (""); + gchar * str = NULL; + const IndicatorPowerDevicePrivate * p = device->priv; + + if (p->time > 0) + { + int minutes = p->time / 60; + const int hours = minutes / 60; + minutes %= 60; + + str = g_strdup_printf("%0d:%02d", hours, minutes); + } + else if (p->inestimable != NULL) + { + const double elapsed = g_timer_elapsed (p->inestimable, NULL); + + if (elapsed < 30) + { + str = g_strdup_printf (_("estimating…")); + } + else if (elapsed < 60) + { + str = g_strdup_printf (_("unknown")); + } + } return str; } -static void -indicator_power_device_get_text (const IndicatorPowerDevice * device, - gboolean show_time_in_header, - gboolean show_percentage_in_header, - gchar ** header, - gchar ** label, - gchar ** a11y) +/** + * The '''expanded time-remaining string''' for a component should + * be the same as the brief time-remaining string, except that if + * the time is estimable: + * * if the component is charging, it should be “H:MM to charge” + * * if the component is discharging, it should be “H:MM left”. + */ +static char* +get_expanded_time_remaining (const IndicatorPowerDevice * device) { - if (!INDICATOR_IS_POWER_DEVICE(device)) + char * str = NULL; + const IndicatorPowerDevicePrivate * p = device->priv; + + if (p->time && ((p->state == UP_DEVICE_STATE_CHARGING) || (p->state == UP_DEVICE_STATE_DISCHARGING))) + { + int minutes = p->time / 60; + const int hours = minutes / 60; + minutes %= 60; + + if (p->state == UP_DEVICE_STATE_CHARGING) + { + /* TRANSLATORS: H:MM (hours, minutes) to charge the battery. Example: "1:30 to charge" */ + str = g_strdup_printf (_("%0d:%02d to charge"), hours, minutes); + } + else // discharging + { + /* TRANSLATORS: H:MM (hours, minutes) to discharge the battery. Example: "1:30 left"*/ + str = g_strdup_printf (_("%0d:%02d left"), hours, minutes); + } + } + else { - if (a11y != NULL) *a11y = NULL; - if (label != NULL) *label = NULL; - if (header != NULL) *header = NULL; - g_warning ("%s: %p is not an IndicatorPowerDevice", G_STRFUNC, device); - return; + str = get_brief_time_remaining (device); } - const time_t time = indicator_power_device_get_time (device); - const UpDeviceState state = indicator_power_device_get_state (device); - const UpDeviceKind kind = indicator_power_device_get_kind (device); - const gchar * device_name = device_kind_to_localised_string (kind); - const gdouble percentage = indicator_power_device_get_percentage (device); - char pctstr[32] = { '\0' }; - g_snprintf (pctstr, sizeof(pctstr), "%.0lf%%", percentage); + return str; +} - GString * terse_time = g_string_new (NULL); - GString * verbose_time = g_string_new (NULL); - GString * accessible_time = g_string_new (NULL); +/** + * The '''accessible time-remaining string''' for a component + * should be the same as the expanded time-remaining string, + * except the H:MM time should be rendered as “''H'' hours ''M'' minutes”, + * or just as “''M'' minutes” if the time is less than one hour. + */ +static char * +get_accessible_time_remaining (const IndicatorPowerDevice * device) +{ + char * str = NULL; + const IndicatorPowerDevicePrivate * p = device->priv; - if (time > 0) + if (p->time && ((p->state == UP_DEVICE_STATE_CHARGING) || (p->state == UP_DEVICE_STATE_DISCHARGING))) { - char * readable_timestr = NULL; - char * accessible_timestr = NULL; - get_timestring (time, &readable_timestr, &accessible_timestr); + guint minutes = (guint)p->time / 60u; + const guint hours = minutes / 60u; + minutes %= 60; - if (state == UP_DEVICE_STATE_CHARGING) - { - g_string_assign (terse_time, readable_timestr); - g_string_printf (verbose_time, _("%s to charge"), readable_timestr); - g_string_printf (accessible_time, _("%s to charge"), accessible_timestr); - } - else if ((state == UP_DEVICE_STATE_DISCHARGING) && (time <= (60*60*24))) + if (p->state == UP_DEVICE_STATE_CHARGING) { - g_string_assign (terse_time, readable_timestr); - g_string_printf (verbose_time, _("%s left"), readable_timestr); - g_string_printf (accessible_time, _("%s left"), accessible_timestr); + if (hours > 0) + { + /* TRANSLATORS: "X (hour,hours) Y (minute,minutes) to charge" the battery. + Example: "1 hour 10 minutes to charge" */ + str = g_strdup_printf (_("%d %s %d %s to charge"), + hours, g_dngettext (NULL, "hour", "hours", hours), + minutes, g_dngettext (NULL, "minute", "minutes", minutes)); + } + else + { + /* TRANSLATORS: "Y (minute,minutes) to charge" the battery. + Example: "59 minutes to charge" */ + str = g_strdup_printf (_("%d %s to charge"), + minutes, g_dngettext (NULL, "minute", "minutes", minutes)); + } } - else + else // discharging { - /* if there's more than 24 hours remaining, we don't show it */ + if (hours > 0) + { + /* TRANSLATORS: "X (hour,hours) Y (minute,minutes) left" until the battery's empty. + Example: "1 hour 10 minutes left" */ + str = g_strdup_printf (_("%d %s %d %s left"), + hours, g_dngettext (NULL, "hour", "hours", hours), + minutes, g_dngettext (NULL, "minute", "minutes", minutes)); + } + else + { + /* TRANSLATORS: "Y (minute,minutes) left" until the battery's empty. + Example: "59 minutes left" */ + str = g_strdup_printf (_("%d %s left"), + minutes, g_dngettext (NULL, "minute", "minutes", minutes)); + } } - - g_free (readable_timestr); - g_free (accessible_timestr); } - else if (state == UP_DEVICE_STATE_FULLY_CHARGED) + else { - g_string_assign (verbose_time, _("charged")); - g_string_assign (accessible_time, _("charged")); + str = get_brief_time_remaining (device); } - else if (percentage > 0) + + return str; +} + +/** + * The time is relevant for a device if either (a) the component is charging, + * or (b) the component is discharging and the estimated time is less than + * 24 hours. (A time greater than 24 hours is probably a mistaken calculation.) + */ +static gboolean +time_is_relevant (const IndicatorPowerDevice * device) +{ + const IndicatorPowerDevicePrivate * p = device->priv; + + if (p->state == UP_DEVICE_STATE_CHARGING) + return TRUE; + + if ((p->state == UP_DEVICE_STATE_DISCHARGING) && (p->time<(24*60*60))) + return TRUE; + + return FALSE; +} + +/** + * The menu item for each chargeable component should consist of ... + * Text representing the name of the component (“Battery”, “Mouse”, + * “UPS”, “Alejandra’s iPod”, etc) and the charge status in brackets: + * + * * “X (charged)” if it is fully charged and not discharging; + * * “X (expanded time-remaining string)” if it is charging, + * or discharging with less than 24 hours left; + * * “X” if it is discharging with 24 hours or more left. + * + * The accessible label for the menu item should be the same as the + * visible label, except with the accessible time-remaining string + * instead of the expanded time-remaining string. + */ +static char * +get_menuitem_text (const IndicatorPowerDevice * device, + gboolean accessible) +{ + char * str = NULL; + const IndicatorPowerDevicePrivate * p = device->priv; + const char * kind_str = device_kind_to_localised_string (p->kind); + + if (p->state == UP_DEVICE_STATE_FULLY_CHARGED) { - g_string_assign (terse_time, _("estimating…")); - g_string_assign (verbose_time, _("estimating…")); - g_string_assign (accessible_time, _("estimating…")); + /* TRANSLATORS: example: "battery (charged)" */ + str = g_strdup_printf (_("%s (charged)"), kind_str); } else { - *pctstr = '\0'; + char * time_str = NULL; + + if (time_is_relevant (device)) + { + if (accessible) + time_str = get_accessible_time_remaining (device); + else + time_str = get_expanded_time_remaining (device); + } - if (kind != UP_DEVICE_KIND_LINE_POWER) + if (time_str && *time_str) { - g_string_assign (verbose_time, _("not present")); - g_string_assign (accessible_time, _("not present")); + /* TRANSLATORS: example: "battery (time remaining)" */ + str = g_strdup_printf (_("%s (%s)"), kind_str, time_str); } + else + { + str = g_strdup (kind_str); + } + + g_free (time_str); } - if (header != NULL) - *header = join_strings (NULL, - show_time_in_header ? terse_time->str : "", - show_percentage_in_header ? pctstr : ""); + return str; +} + +char * +indicator_power_device_get_readable_text (const IndicatorPowerDevice * device) +{ + g_return_val_if_fail (INDICATOR_IS_POWER_DEVICE(device), NULL); - if (label != NULL) - *label = join_strings (device_name, - verbose_time->str, - NULL); + return get_menuitem_text (device, FALSE); +} - if (a11y != NULL) - *a11y = join_strings (device_name, - accessible_time->str, - pctstr); +char * +indicator_power_device_get_accessible_text (const IndicatorPowerDevice * device) +{ + g_return_val_if_fail (INDICATOR_IS_POWER_DEVICE(device), NULL); - g_string_free (terse_time, TRUE); - g_string_free (verbose_time, TRUE); - g_string_free (accessible_time, TRUE); + return get_menuitem_text (device, TRUE); } -gchar * -indicator_power_device_get_label (const IndicatorPowerDevice * device) +/** + * If the time is relevant and/or “Show Percentage in Menu Bar” is checked, + * the icon should be followed by brackets. + * + * If the time is relevant, the brackets should contain the time-remaining + * string for that component. + * + * If “Show Percentage in Menu Bar” is checked (as it should not be by default), + * the brackets should contain the percentage charge for that device. + * + * If both conditions are true, the time and percentage should be separated by a space. + */ +char* +indicator_power_device_get_readable_title (const IndicatorPowerDevice * device, + gboolean want_time, + gboolean want_percent) { - gchar * label = NULL; - indicator_power_device_get_text (device, FALSE, FALSE, - NULL, &label, NULL); - return label; + char * str = NULL; + char * time_str = NULL; + const IndicatorPowerDevicePrivate * p; + + g_return_val_if_fail (INDICATOR_IS_POWER_DEVICE(device), NULL); + + p = device->priv; + + // if we can't provide time-remaining, turn off the time flag + if (want_time && !time_is_relevant (device)) + want_time = FALSE; + + // if we can't provide percent, turn off the percent flag + if (p->percentage < 0.01) + want_percent = FALSE; + + // try to build the time-remaining string + if (want_time) + { + time_str = get_brief_time_remaining (device); + want_time = time_str && *time_str; + } + + if (want_time && want_percent) + { + /* TRANSLATORS: after the icon, a time-remaining string + battery %. Example: "(0:59, 33%)" */ + str = g_strdup_printf (_("(%s, %.0lf%%)"), time_str, p->percentage); + } + else if (want_time) + { + /* TRANSLATORS: after the icon, a time-remaining string Example: "(0:59)" */ + str = g_strdup_printf (_("(%s)"), time_str); + } + else if (want_percent) + { + /* TRANSLATORS: after the icon, a battery %. Example: "(33%)" */ + str = g_strdup_printf (_("(%.0lf%%)"), p->percentage); + } + else + { + str = NULL; + } + + g_free (time_str); + return str; } -void -indicator_power_device_get_header (const IndicatorPowerDevice * device, - gboolean show_time, - gboolean show_percentage, - gchar ** header, - gchar ** a11y) +/** + * Regardless, the accessible name for the whole menu title should be the same + * as the accessible name for that thing’s component inside the menu itself. + */ +char * +indicator_power_device_get_accessible_title (const IndicatorPowerDevice * device, + gboolean want_time G_GNUC_UNUSED, + gboolean want_percent G_GNUC_UNUSED) { - indicator_power_device_get_text (device, show_time, show_percentage, - header, NULL, a11y); + g_return_val_if_fail (INDICATOR_IS_POWER_DEVICE(device), NULL); + + return indicator_power_device_get_accessible_text (device); } /*** @@ -745,5 +873,5 @@ indicator_power_device_new_from_variant (GVariant * v) kind, percentage, state, - time); + (time_t)time); } |