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Functions
fl_settings_plugin.h File Reference
`#include "flutter/shell/platform/linux/fl_settings.h"`
`#include "flutter/shell/platform/linux/public/flutter_linux/fl_engine.h"`

Go to the source code of this file.

## Functions
G_BEGIN_DECLS | G_DECLARE_FINAL_TYPE (FlSettingsPlugin, fl_settings_plugin, FL, SETTINGS_PLUGIN, GObject)
FlSettingsPlugin * | fl_settings_plugin_new (FlEngine *engine)
void | fl_settings_plugin_start (FlSettingsPlugin *plugin, FlSettings *settings)

## Function Documentation

## ◆ fl_settings_plugin_new()

FlSettingsPlugin* fl_settings_plugin_new | ( | FlEngine * | engine | ) |

FlSettingsPlugin:

#FlSettingsPlugin is a plugin that implements the Flutter user settings channel. fl_settings_plugin_new: @messenger: an #FlEngine

Creates a new plugin that sends user settings to the Flutter engine.

Returns: a new #FlSettingsPlugin

Definition at line 94 of file fl_settings_plugin.cc.

94 {
95 g_return_val_if_fail(FL_IS_ENGINE(engine), nullptr);
96
97 FlSettingsPlugin* self =
98 FL_SETTINGS_PLUGIN(g_object_new(fl_settings_plugin_get_type(), nullptr));
99
100 self->engine = engine;
101 g_object_add_weak_pointer(G_OBJECT(self),
102 reinterpret_cast<gpointer*>(&(self->engine)));
103
104 FlBinaryMessenger* messenger = fl_engine_get_binary_messenger(engine);
105 g_autoptr(FlJsonMessageCodec) codec = fl_json_message_codec_new();
106 self->channel = fl_basic_message_channel_new(messenger, kChannelName,
107 FL_MESSAGE_CODEC(codec));
108
109 return self;
110 }

References engine, fl_basic_message_channel_new(), fl_engine_get_binary_messenger(), fl_json_message_codec_new(), g_object_add_weak_pointer(), and kChannelName.

Referenced by fl_engine_start(), and TEST().

## ◆ fl_settings_plugin_start()

void fl_settings_plugin_start | ( | FlSettingsPlugin * | plugin,
|  | FlSettings * | settings
| ) |  |

fl_settings_plugin_start: @self: an #FlSettingsPlugin.

Sends the current settings to the engine and updates when they change.

Definition at line 112 of file fl_settings_plugin.cc.

112 {
113 g_return_if_fail(FL_IS_SETTINGS_PLUGIN(self));
114 g_return_if_fail(FL_IS_SETTINGS(settings));
115
116 self->settings = FL_SETTINGS(g_object_ref(settings));
117 g_signal_connect_object(settings, "changed", G_CALLBACK(update_settings),
118 self, G_CONNECT_SWAPPED);
119
120 update_settings(self);
121 }

References update_settings().

Referenced by fl_engine_start(), and TEST().

## ◆ G_DECLARE_FINAL_TYPE()

G_BEGIN_DECLS G_DECLARE_FINAL_TYPE | ( | FlSettingsPlugin | ,
|  | fl_settings_plugin | ,
|  | FL | ,
|  | SETTINGS_PLUGIN | ,
|  | GObject |
| ) |  |

fl_json_message_codec_new
G_MODULE_EXPORT FlJsonMessageCodec * fl_json_message_codec_new()
Definition: fl_json_message_codec.cc:306
update_settings
static void update_settings(FlSettingsPlugin *self)
Definition: fl_settings_plugin.cc:44
fl_engine_get_binary_messenger
G_MODULE_EXPORT FlBinaryMessenger * fl_engine_get_binary_messenger(FlEngine *self)
Definition: fl_engine.cc:894
kChannelName
static constexpr char kChannelName[]
Definition: fl_settings_plugin.cc:15
g_object_add_weak_pointer
g_object_add_weak_pointer(G_OBJECT(self), reinterpret_cast< gpointer * >(&self->engine))
engine
FlEngine * engine
Definition: fl_view_accessible.cc:26
fl_basic_message_channel_new
G_MODULE_EXPORT FlBasicMessageChannel * fl_basic_message_channel_new(FlBinaryMessenger *messenger, const gchar *name, FlMessageCodec *codec)
Definition: fl_basic_message_channel.cc:154