sensei-raw-ctl/sensei-raw-ctl-gui.c

398 lines
11 KiB
C

/*
* sensei-raw-ctl-gui.c: SteelSeries Sensei Raw control utility - GTK+ GUI
*
* Very tightly coupled with the sensei-raw-ctl utility.
*
* Copyright (c) 2013, Přemysl Eric Janouch <p@janouch.name>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#include <stdlib.h>
#include <gtk/gtk.h>
#include <glib/gi18n.h>
#include <sys/types.h>
#include <sys/wait.h>
#include "config.h"
#if ! GLIB_CHECK_VERSION (2, 34, 0)
#define g_clear_pointer(p, destroy) \
G_STMT_START if (*(p)) { (destroy) (*(p)); *(p) = NULL; } G_STMT_END
#endif // ! GLIB_CHECK_VERSION (2, 34)
/** User interface string for GtkBuilder. */
extern const char ui[];
/* To translate combo box entries into sensei-raw-ctl arguments. */
static gchar *pulsation_list[] = { "steady", "slow", "medium", "fast",
"trigger", NULL };
static gchar *intensity_list[] = { "off", "low", "medium", "high", NULL };
/* GtkNotebook pages within the UI. */
enum
{
PAGE_PROBING,
PAGE_NO_DEVICE,
PAGE_SETTINGS,
PAGE_COUNT
};
/* sensei-raw-ctl output values. */
enum
{
OUT_INTENSITY,
OUT_PULSATION,
OUT_CPI_LED_OFF,
OUT_CPI_LED_ON,
OUT_POLLING,
OUT_COUNT
};
// ----- User interface -------------------------------------------------------
static gboolean
user_wants_to_retry_critical_op (GtkWidget *parent, const gchar *message)
{
GtkWidget *dialog = gtk_message_dialog_new (GTK_WINDOW (parent),
GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_ERROR, GTK_BUTTONS_NONE, _("Error"));
gtk_dialog_add_buttons (GTK_DIALOG (dialog),
_("_Retry"), TRUE, _("_Close"), FALSE, NULL);
gtk_message_dialog_format_secondary_text
(GTK_MESSAGE_DIALOG (dialog), "%s", message);
gboolean success = gtk_dialog_run (GTK_DIALOG (dialog));
gtk_widget_destroy (dialog);
if (!success)
gtk_main_quit ();
return success;
}
static void
set_page (GtkBuilder *builder, gint page)
{
GtkNotebook *notebook = GTK_NOTEBOOK
(gtk_builder_get_object (builder, "notebook"));
gtk_notebook_set_current_page (notebook, page);
}
static gchar *
spawn_ctl (gchar **argv, GtkBuilder *builder)
{
GtkWidget *win = GTK_WIDGET (gtk_builder_get_object (builder, "win"));
gboolean trying = TRUE;
while (trying)
{
GError *error = NULL;
gchar *out = NULL, *err = NULL;
gint status;
if (!g_spawn_sync (NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL, NULL,
&out, &err, &status, &error))
{
trying = user_wants_to_retry_critical_op (win, error->message);
g_error_free (error);
continue;
}
if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
{
g_free (err);
return out;
}
trying = FALSE;
if (strstr (err, "no suitable device"))
set_page (builder, PAGE_NO_DEVICE);
else
trying = user_wants_to_retry_critical_op (win, err);
g_free (out);
g_free (err);
}
return NULL;
}
static gboolean
set_combo (GtkComboBox *combo, gchar *list[], const gchar *word)
{
gint i;
for (i = 0; list[i]; i++)
if (!strcmp (word, list[i]))
{
gtk_combo_box_set_active (combo, i);
return TRUE;
}
return FALSE;
}
static gboolean
set_scale (GtkRange *scale, const gchar *word, const gchar *follows)
{
gchar *end;
gint64 value = g_ascii_strtoll (word, &end, 10);
if (strcmp (end, follows))
return FALSE;
gtk_range_set_value (scale, value);
return TRUE;
}
static void
load_configuration (GtkBuilder *builder)
{
gchar *argv[] = { "pkexec",
PROJECT_INSTALL_BINDIR "/" PROJECT_NAME, "--show", NULL };
gchar *out;
if (!(out = spawn_ctl (argv, builder)))
return;
GRegex *regex = g_regex_new ("(?<=: ).*$", G_REGEX_MULTILINE, 0, NULL);
GMatchInfo *info;
g_regex_match (regex, out, 0, &info);
gint line = 0;
gchar *word = NULL;
while (g_match_info_matches (info))
{
g_free (word);
word = g_match_info_fetch (info, 0);
switch (line++)
{
case OUT_INTENSITY:
if (!set_combo (GTK_COMBO_BOX (gtk_builder_get_object
(builder, "intensity_combo")), intensity_list, word))
goto out;
break;
case OUT_PULSATION:
if (!set_combo (GTK_COMBO_BOX (gtk_builder_get_object
(builder, "pulsation_combo")), pulsation_list, word))
goto out;
break;
case OUT_CPI_LED_OFF:
if (!set_scale (GTK_RANGE (gtk_builder_get_object
(builder, "cpi_off_scale")), word, ""))
goto out;
break;
case OUT_CPI_LED_ON:
if (!set_scale (GTK_RANGE (gtk_builder_get_object
(builder, "cpi_on_scale")), word, ""))
goto out;
break;
case OUT_POLLING:
if (!set_scale (GTK_RANGE (gtk_builder_get_object
(builder, "polling_scale")), word, "Hz"))
goto out;
}
g_match_info_next (info, NULL);
}
set_page (builder, PAGE_SETTINGS);
out:
g_free (word);
g_match_info_free (info);
g_regex_unref (regex);
g_free (out);
if (line != OUT_COUNT)
{
GtkWidget *dialog = gtk_message_dialog_new (
GTK_WINDOW (gtk_builder_get_object (builder, "win")),
GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_ERROR,
GTK_BUTTONS_CLOSE, _("Internal error: backend mismatch"));
gtk_dialog_run (GTK_DIALOG (dialog));
gtk_widget_destroy (dialog);
}
}
static void
retry_load (GtkBuilder *builder)
{
set_page (builder, PAGE_PROBING);
load_configuration (builder);
}
static void
save_configuration (GtkBuilder *builder)
{
gchar *polling = g_strdup_printf ("%.0f", gtk_range_get_value
(GTK_RANGE (gtk_builder_get_object (builder, "polling_scale"))));
gchar *cpi_on = g_strdup_printf ("%.0f", gtk_range_get_value
(GTK_RANGE (gtk_builder_get_object (builder, "cpi_on_scale"))));
gchar *cpi_off = g_strdup_printf ("%.0f", gtk_range_get_value
(GTK_RANGE (gtk_builder_get_object (builder, "cpi_off_scale"))));
GtkComboBox *combo;
gint active;
combo = GTK_COMBO_BOX (gtk_builder_get_object (builder, "pulsation_combo"));
active = gtk_combo_box_get_active (combo);
g_assert (active >= 0 && active < G_N_ELEMENTS (pulsation_list) - 1);
gchar *pulsation = pulsation_list[active];
combo = GTK_COMBO_BOX (gtk_builder_get_object (builder, "intensity_combo"));
active = gtk_combo_box_get_active (combo);
g_assert (active >= 0 && active < G_N_ELEMENTS (intensity_list) - 1);
gchar *intensity = intensity_list[active];
gchar *argv[] = { "pkexec", PROJECT_INSTALL_BINDIR "/" PROJECT_NAME,
"--polling", polling, "--cpi-on", cpi_on, "--cpi-off", cpi_off,
"--pulsation", pulsation, "--intensity", intensity, NULL };
g_free (spawn_ctl (argv, builder));
g_free (polling);
g_free (cpi_on);
g_free (cpi_off);
}
static void
on_set_mode_normal (GtkBuilder *builder)
{
gchar *argv[] = { "pkexec",
PROJECT_INSTALL_BINDIR "/" PROJECT_NAME, "--mode", "normal", NULL };
g_free (spawn_ctl (argv, builder));
}
static void
on_set_mode_legacy (GtkBuilder *builder)
{
gchar *argv[] = { "pkexec",
PROJECT_INSTALL_BINDIR "/" PROJECT_NAME, "--mode", "legacy", NULL };
g_free (spawn_ctl (argv, builder));
}
// ----- User interface -------------------------------------------------------
static gboolean
on_change_value (GtkRange *range, GtkScrollType scroll, gdouble value,
gpointer user_data)
{
GtkAdjustment *adjustment = gtk_range_get_adjustment (range);
static const gint steps[] = { 125, 250, 500, 1000 };
switch (scroll)
{
gint i;
case GTK_SCROLL_NONE:
case GTK_SCROLL_JUMP:
for (i = 0; i < G_N_ELEMENTS (steps); i++)
if (i == G_N_ELEMENTS (steps) - 1 ||
value < (steps[i] + steps[i + 1]) / 2)
{
value = steps[i];
break;
}
break;
case GTK_SCROLL_STEP_BACKWARD:
case GTK_SCROLL_PAGE_BACKWARD:
value = gtk_adjustment_get_value (adjustment);
for (i = 0; i < G_N_ELEMENTS (steps) - 1; i++)
if (steps[i + 1] >= value)
{
value = steps[i];
break;
}
break;
case GTK_SCROLL_STEP_FORWARD:
case GTK_SCROLL_PAGE_FORWARD:
value = gtk_adjustment_get_value (adjustment);
for (i = 0; i < G_N_ELEMENTS (steps); i++)
if (steps[i] > value)
{
value = steps[i];
break;
}
break;
case GTK_SCROLL_START:
value = steps[0];
break;
case GTK_SCROLL_END:
value = steps[G_N_ELEMENTS (steps) - 1];
break;
default:
g_assert_not_reached ();
}
gtk_adjustment_set_value (adjustment, value);
return TRUE;
}
static gboolean
on_change_value_steps (GtkRange *range, GtkScrollType scroll, gdouble value,
gpointer user_data)
{
GtkAdjustment *adjustment = gtk_range_get_adjustment (range);
gdouble lower = gtk_adjustment_get_lower (adjustment);
gdouble step = gtk_adjustment_get_step_increment (adjustment);
value = lower + (int) ((value - lower) / step + 0.5) * step;
gtk_adjustment_set_value (adjustment, value);
return TRUE;
}
static gchar *
on_format_value (GtkScale *scale, gdouble value)
{
return g_strdup_printf (_("%gHz"), value);
}
int
main (int argc, char *argv[])
{
gtk_init (&argc, &argv);
gtk_window_set_default_icon_name (PROJECT_NAME "-gui");
GError *error = NULL;
GtkBuilder *builder = gtk_builder_new ();
if (!gtk_builder_add_from_string (builder, ui, -1, &error))
{
g_printerr ("%s: %s\n", _("Error"), error->message);
exit (EXIT_FAILURE);
}
GtkWidget *win = GTK_WIDGET (gtk_builder_get_object (builder, "win"));
g_signal_connect (win, "destroy", G_CALLBACK (gtk_main_quit), NULL);
g_signal_connect_swapped (win, "map-event",
G_CALLBACK (load_configuration), builder);
gtk_widget_show_all (win);
g_signal_connect (gtk_builder_get_object (builder, "polling_scale"),
"change-value", G_CALLBACK (on_change_value), NULL);
g_signal_connect (gtk_builder_get_object (builder, "polling_scale"),
"format-value", G_CALLBACK (on_format_value), NULL);
g_signal_connect (gtk_builder_get_object (builder, "cpi_off_scale"),
"change-value", G_CALLBACK (on_change_value_steps), NULL);
g_signal_connect (gtk_builder_get_object (builder, "cpi_on_scale"),
"change-value", G_CALLBACK (on_change_value_steps), NULL);
g_signal_connect_swapped (gtk_builder_get_object (builder, "retry_button"),
"clicked", G_CALLBACK (retry_load), builder);
g_signal_connect_swapped (gtk_builder_get_object (builder, "normal_button"),
"clicked", G_CALLBACK (on_set_mode_normal), builder);
g_signal_connect_swapped (gtk_builder_get_object (builder, "legacy_button"),
"clicked", G_CALLBACK (on_set_mode_legacy), builder);
g_signal_connect_swapped (gtk_builder_get_object (builder, "apply_button"),
"clicked", G_CALLBACK (save_configuration), builder);
gtk_main ();
g_object_unref (builder);
return 0;
}