mirror of
https://github.com/brl/mutter.git
synced 2024-11-26 01:50:42 -05:00
monitor-config-store: Add support for saving configuration
When told to, MetaMonitorConfigStore will save the current configuration state by replacing the monitors-experimental.xml file (while backing a backup). https://bugzilla.gnome.org/show_bug.cgi?id=777732
This commit is contained in:
Jonas Ådahl
parent
89fbf1e1d2
commit
740436ab4d
@ -28,6 +28,11 @@
|
||||
|
||||
#include "backends/meta-monitor-config-manager.h"
|
||||
|
||||
#define MONITORS_CONFIG_XML_FORMAT_VERSION 2
|
||||
|
||||
#define QUOTE1(a) #a
|
||||
#define QUOTE(a) QUOTE1(a)
|
||||
|
||||
/*
|
||||
* Example configuration:
|
||||
*
|
||||
@ -100,7 +105,10 @@ struct _MetaMonitorConfigStore
|
||||
|
||||
GHashTable *configs;
|
||||
|
||||
GCancellable *save_cancellable;
|
||||
|
||||
GFile *user_file;
|
||||
GFile *custom_file;
|
||||
};
|
||||
|
||||
typedef enum
|
||||
@ -181,7 +189,7 @@ handle_start_element (GMarkupParseContext *context,
|
||||
|
||||
/* TODO: Handle converting version 1 configuration files. */
|
||||
|
||||
if (!g_str_equal (version, "2"))
|
||||
if (!g_str_equal (version, QUOTE (MONITORS_CONFIG_XML_FORMAT_VERSION)))
|
||||
{
|
||||
g_set_error (error, G_MARKUP_ERROR, G_MARKUP_ERROR_INVALID_CONTENT,
|
||||
"Invalid or unsupported version '%s'", version);
|
||||
@ -965,12 +973,223 @@ meta_monitor_config_store_lookup (MetaMonitorConfigStore *config_store,
|
||||
key));
|
||||
}
|
||||
|
||||
static void
|
||||
append_monitors (GString *buffer,
|
||||
GList *monitor_configs)
|
||||
{
|
||||
GList *l;
|
||||
|
||||
for (l = monitor_configs; l; l = l->next)
|
||||
{
|
||||
MetaMonitorConfig *monitor_config = l->data;
|
||||
char rate_str[G_ASCII_DTOSTR_BUF_SIZE];
|
||||
|
||||
g_ascii_dtostr (rate_str, sizeof (rate_str),
|
||||
monitor_config->mode_spec->refresh_rate);
|
||||
|
||||
g_string_append (buffer, " <monitor>\n");
|
||||
g_string_append (buffer, " <monitorspec>\n");
|
||||
g_string_append_printf (buffer, " <connector>%s</connector>\n",
|
||||
monitor_config->monitor_spec->connector);
|
||||
g_string_append_printf (buffer, " <vendor>%s</vendor>\n",
|
||||
monitor_config->monitor_spec->vendor);
|
||||
g_string_append_printf (buffer, " <product>%s</product>\n",
|
||||
monitor_config->monitor_spec->product);
|
||||
g_string_append_printf (buffer, " <serial>%s</serial>\n",
|
||||
monitor_config->monitor_spec->serial);
|
||||
g_string_append (buffer, " </monitorspec>\n");
|
||||
g_string_append (buffer, " <mode>\n");
|
||||
g_string_append_printf (buffer, " <width>%d</width>\n",
|
||||
monitor_config->mode_spec->width);
|
||||
g_string_append_printf (buffer, " <height>%d</height>\n",
|
||||
monitor_config->mode_spec->height);
|
||||
g_string_append_printf (buffer, " <rate>%s</rate>\n",
|
||||
rate_str);
|
||||
g_string_append (buffer, " </mode>\n");
|
||||
if (monitor_config->enable_underscanning)
|
||||
g_string_append (buffer, " <underscanning>yes</underscanning>\n");
|
||||
g_string_append (buffer, " </monitor>\n");
|
||||
}
|
||||
}
|
||||
|
||||
static const char *
|
||||
bool_to_string (gboolean value)
|
||||
{
|
||||
return value ? "yes" : "no";
|
||||
}
|
||||
|
||||
static void
|
||||
append_transform (GString *buffer,
|
||||
MetaMonitorTransform transform)
|
||||
{
|
||||
const char *rotation = NULL;
|
||||
gboolean flipped = FALSE;
|
||||
|
||||
switch (transform)
|
||||
{
|
||||
case META_MONITOR_TRANSFORM_NORMAL:
|
||||
return;
|
||||
case META_MONITOR_TRANSFORM_90:
|
||||
rotation = "left";
|
||||
break;
|
||||
case META_MONITOR_TRANSFORM_180:
|
||||
rotation = "upside_down";
|
||||
break;
|
||||
case META_MONITOR_TRANSFORM_270:
|
||||
rotation = "right";
|
||||
break;
|
||||
case META_MONITOR_TRANSFORM_FLIPPED:
|
||||
rotation = "normal";
|
||||
flipped = TRUE;
|
||||
break;
|
||||
case META_MONITOR_TRANSFORM_FLIPPED_90:
|
||||
rotation = "left";
|
||||
flipped = TRUE;
|
||||
break;
|
||||
case META_MONITOR_TRANSFORM_FLIPPED_180:
|
||||
rotation = "upside_down";
|
||||
flipped = TRUE;
|
||||
break;
|
||||
case META_MONITOR_TRANSFORM_FLIPPED_270:
|
||||
rotation = "right";
|
||||
flipped = TRUE;
|
||||
break;
|
||||
}
|
||||
|
||||
g_string_append (buffer, " <transform>\n");
|
||||
g_string_append_printf (buffer, " <rotation>%s</rotation>\n",
|
||||
rotation);
|
||||
g_string_append_printf (buffer, " <flipped>%s</flipped>\n",
|
||||
bool_to_string (flipped));
|
||||
g_string_append (buffer, " </transform>\n");
|
||||
}
|
||||
|
||||
static void
|
||||
append_logical_monitor_xml (GString *buffer,
|
||||
MetaLogicalMonitorConfig *logical_monitor_config)
|
||||
{
|
||||
g_string_append (buffer, " <logicalmonitor>\n");
|
||||
g_string_append_printf (buffer, " <x>%d</x>\n",
|
||||
logical_monitor_config->layout.x);
|
||||
g_string_append_printf (buffer, " <y>%d</y>\n",
|
||||
logical_monitor_config->layout.y);
|
||||
g_string_append_printf (buffer, " <scale>%d</scale>\n",
|
||||
logical_monitor_config->scale);
|
||||
if (logical_monitor_config->is_primary)
|
||||
g_string_append (buffer, " <primary>yes</primary>\n");
|
||||
if (logical_monitor_config->is_presentation)
|
||||
g_string_append (buffer, " <presentation>yes</presentation>\n");
|
||||
append_transform (buffer, logical_monitor_config->transform);
|
||||
append_monitors (buffer, logical_monitor_config->monitor_configs);
|
||||
g_string_append (buffer, " </logicalmonitor>\n");
|
||||
}
|
||||
|
||||
static GString *
|
||||
generate_config_xml (MetaMonitorConfigStore *config_store)
|
||||
{
|
||||
GString *buffer;
|
||||
GHashTableIter iter;
|
||||
MetaMonitorsConfig *config;
|
||||
|
||||
buffer = g_string_new ("");
|
||||
g_string_append_printf (buffer, "<monitors version=\"%d\">\n",
|
||||
MONITORS_CONFIG_XML_FORMAT_VERSION);
|
||||
|
||||
g_hash_table_iter_init (&iter, config_store->configs);
|
||||
while (g_hash_table_iter_next (&iter, NULL, (gpointer *) &config))
|
||||
{
|
||||
GList *l;
|
||||
|
||||
g_string_append (buffer, " <configuration>\n");
|
||||
|
||||
for (l = config->logical_monitor_configs; l; l = l->next)
|
||||
{
|
||||
MetaLogicalMonitorConfig *logical_monitor_config = l->data;
|
||||
|
||||
append_logical_monitor_xml (buffer, logical_monitor_config);
|
||||
}
|
||||
|
||||
g_string_append (buffer, " </configuration>\n");
|
||||
}
|
||||
|
||||
g_string_append (buffer, "</monitors>\n");
|
||||
|
||||
return buffer;
|
||||
}
|
||||
|
||||
typedef struct _SaveData
|
||||
{
|
||||
MetaMonitorConfigStore *config_store;
|
||||
GString *buffer;
|
||||
} SaveData;
|
||||
|
||||
static void
|
||||
saved_cb (GObject *object,
|
||||
GAsyncResult *result,
|
||||
gpointer user_data)
|
||||
{
|
||||
SaveData *data = user_data;
|
||||
GError *error = NULL;
|
||||
|
||||
if (!g_file_replace_contents_finish (G_FILE (object), result, NULL, &error))
|
||||
{
|
||||
if (!g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED))
|
||||
g_warning ("Saving monitor configuration failed: %s\n", error->message);
|
||||
else
|
||||
g_clear_object (&data->config_store->save_cancellable);
|
||||
|
||||
g_error_free (error);
|
||||
}
|
||||
else
|
||||
{
|
||||
g_clear_object (&data->config_store->save_cancellable);
|
||||
}
|
||||
|
||||
g_clear_object (&data->config_store);
|
||||
g_string_free (data->buffer, TRUE);
|
||||
g_free (data);
|
||||
}
|
||||
|
||||
static void
|
||||
meta_monitor_config_store_save (MetaMonitorConfigStore *config_store)
|
||||
{
|
||||
GString *buffer;
|
||||
SaveData *data;
|
||||
|
||||
if (config_store->save_cancellable)
|
||||
{
|
||||
g_cancellable_cancel (config_store->save_cancellable);
|
||||
g_clear_object (&config_store->save_cancellable);
|
||||
}
|
||||
|
||||
config_store->save_cancellable = g_cancellable_new ();
|
||||
|
||||
buffer = generate_config_xml (config_store);
|
||||
|
||||
data = g_new0 (SaveData, 1);
|
||||
*data = (SaveData) {
|
||||
.config_store = g_object_ref (config_store),
|
||||
.buffer = buffer
|
||||
};
|
||||
|
||||
g_file_replace_contents_async (config_store->user_file,
|
||||
buffer->str, buffer->len,
|
||||
NULL,
|
||||
TRUE,
|
||||
G_FILE_CREATE_REPLACE_DESTINATION,
|
||||
config_store->save_cancellable,
|
||||
saved_cb, data);
|
||||
}
|
||||
|
||||
void
|
||||
meta_monitor_config_store_add (MetaMonitorConfigStore *config_store,
|
||||
MetaMonitorsConfig *config)
|
||||
{
|
||||
g_hash_table_insert (config_store->configs,
|
||||
config->key, g_object_ref (config));
|
||||
|
||||
if (!config_store->custom_file)
|
||||
meta_monitor_config_store_save (config_store);
|
||||
}
|
||||
|
||||
gboolean
|
||||
@ -978,13 +1197,12 @@ meta_monitor_config_store_set_custom (MetaMonitorConfigStore *config_store,
|
||||
const char *path,
|
||||
GError **error)
|
||||
{
|
||||
g_autoptr (GFile) custom_file = NULL;
|
||||
|
||||
g_clear_object (&config_store->custom_file);
|
||||
g_hash_table_remove_all (config_store->configs);
|
||||
|
||||
custom_file = g_file_new_for_path (path);
|
||||
config_store->custom_file = g_file_new_for_path (path);
|
||||
|
||||
return read_config_file (config_store, custom_file, error);
|
||||
return read_config_file (config_store, config_store->custom_file, error);
|
||||
}
|
||||
|
||||
int
|
||||
@ -1034,6 +1252,7 @@ meta_monitor_config_store_dispose (GObject *object)
|
||||
g_clear_pointer (&config_store->configs, g_hash_table_destroy);
|
||||
|
||||
g_clear_object (&config_store->user_file);
|
||||
g_clear_object (&config_store->custom_file);
|
||||
|
||||
G_OBJECT_CLASS (meta_monitor_config_store_parent_class)->dispose (object);
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user