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fl_method_call.cc
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1 // Copyright 2013 The Flutter Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "flutter/shell/platform/linux/public/flutter_linux/fl_method_call.h"
6 #include "flutter/shell/platform/linux/fl_method_call_private.h"
7 #include "flutter/shell/platform/linux/fl_method_channel_private.h"
8
9 #include <gmodule.h>
10
11 struct _FlMethodCall {
12 GObject parent_instance;
13
14 // Name of method being called.
15 gchar* name;
16
17 // Arguments provided to method call.
18 FlValue* args;
19
20 // Channel to respond on.
21 FlMethodChannel* channel;
22 FlBinaryMessengerResponseHandle* response_handle;
23 };
24
25 G_DEFINE_TYPE(FlMethodCall, fl_method_call, G_TYPE_OBJECT)
26
27 static void fl_method_call_dispose(GObject* object) {
28 FlMethodCall* self = FL_METHOD_CALL(object);
29
30 g_clear_pointer(&self->name, g_free);
31 g_clear_pointer(&self->args, fl_value_unref);
32 g_clear_object(&self->channel);
33 g_clear_object(&self->response_handle);
34
35 G_OBJECT_CLASS(fl_method_call_parent_class)->dispose(object);
36 }
37
38 static void fl_method_call_class_init(FlMethodCallClass* klass) {
39 G_OBJECT_CLASS(klass)->dispose = fl_method_call_dispose;
40 }
41
42 static void fl_method_call_init(FlMethodCall* self) {}
43
44 FlMethodCall* fl_method_call_new(
45 const gchar* name,
46 FlValue* args,
47 FlMethodChannel* channel,
48 FlBinaryMessengerResponseHandle* response_handle) {
49 g_return_val_if_fail(name != nullptr, nullptr);
50 g_return_val_if_fail(args != nullptr, nullptr);
51 g_return_val_if_fail(FL_IS_METHOD_CHANNEL(channel), nullptr);
52 g_return_val_if_fail(FL_IS_BINARY_MESSENGER_RESPONSE_HANDLE(response_handle),
53 nullptr);
54
55 FlMethodCall* self =
56 FL_METHOD_CALL(g_object_new(fl_method_call_get_type(), nullptr));
57
58 self->name = g_strdup(name);
59 self->args = fl_value_ref(args);
60 self->channel = FL_METHOD_CHANNEL(g_object_ref(channel));
61 self->response_handle =
62 FL_BINARY_MESSENGER_RESPONSE_HANDLE(g_object_ref(response_handle));
63
64 return self;
65 }
66
67 G_MODULE_EXPORT const gchar* fl_method_call_get_name(FlMethodCall* self) {
68 g_return_val_if_fail(FL_IS_METHOD_CALL(self), nullptr);
69 return self->name;
70 }
71
72 G_MODULE_EXPORT FlValue* fl_method_call_get_args(FlMethodCall* self) {
73 g_return_val_if_fail(FL_IS_METHOD_CALL(self), nullptr);
74 return self->args;
75 }
76
77 G_MODULE_EXPORT gboolean fl_method_call_respond(FlMethodCall* self,
78 FlMethodResponse* response,
79 GError** error) {
80 g_return_val_if_fail(FL_IS_METHOD_CALL(self), FALSE);
81 g_return_val_if_fail(FL_IS_METHOD_RESPONSE(response), FALSE);
82
83 g_autoptr(GError) local_error = nullptr;
84 if (!fl_method_channel_respond(self->channel, self->response_handle, response,
85 &local_error)) {
86 // If the developer chose not to handle the error then log it so it's not
87 // missed.
88 if (error == nullptr) {
89 g_warning("Failed to send method call response: %s",
90 local_error->message);
91 }
92
93 g_propagate_error(error, local_error);
94 return FALSE;
95 }
96
97 return TRUE;
98 }
99
100 G_MODULE_EXPORT gboolean fl_method_call_respond_success(FlMethodCall* self,
101 FlValue* result,
102 GError** error) {
103 g_return_val_if_fail(FL_IS_METHOD_CALL(self), FALSE);
104
105 g_autoptr(FlMethodResponse) response =
106 FL_METHOD_RESPONSE(fl_method_success_response_new(result));
107 return fl_method_channel_respond(self->channel, self->response_handle,
108 response, error);
109 }
110
111 G_MODULE_EXPORT gboolean fl_method_call_respond_error(FlMethodCall* self,
112 const gchar* code,
113 const gchar* message,
114 FlValue* details,
115 GError** error) {
116 g_return_val_if_fail(FL_IS_METHOD_CALL(self), FALSE);
117 g_return_val_if_fail(code != nullptr, FALSE);
118
119 g_autoptr(FlMethodResponse) response =
120 FL_METHOD_RESPONSE(fl_method_error_response_new(code, message, details));
121 return fl_method_channel_respond(self->channel, self->response_handle,
122 response, error);
123 }
124
125 G_MODULE_EXPORT gboolean fl_method_call_respond_not_implemented(
126 FlMethodCall* self,
127 GError** error) {
128 g_return_val_if_fail(FL_IS_METHOD_CALL(self), FALSE);
129
130 g_autoptr(FlMethodResponse) response =
131 FL_METHOD_RESPONSE(fl_method_not_implemented_response_new());
132 return fl_method_channel_respond(self->channel, self->response_handle,
133 response, error);
134 }
fl_method_channel_private.h
fl_method_error_response_new
G_MODULE_EXPORT FlMethodErrorResponse * fl_method_error_response_new(const gchar *code, const gchar *message, FlValue *details)
Definition: fl_method_response.cc:144
fl_method_not_implemented_response_new
G_MODULE_EXPORT FlMethodNotImplementedResponse * fl_method_not_implemented_response_new()
Definition: fl_method_response.cc:179
_FlMethodCall::args
FlValue * args
Definition: fl_method_call.cc:18
_FlMethodCall::parent_instance
GObject parent_instance
Definition: fl_method_call.cc:12
FlValue
typedefG_BEGIN_DECLS struct _FlValue FlValue
Definition: fl_value.h:42
fl_method_call_dispose
static void fl_method_call_dispose(GObject *object)
Definition: fl_method_call.cc:27
fl_method_call_init
static void fl_method_call_init(FlMethodCall *self)
Definition: fl_method_call.cc:42
fl_method_success_response_new
G_MODULE_EXPORT FlMethodSuccessResponse * fl_method_success_response_new(FlValue *result)
Definition: fl_method_response.cc:126
fl_value_unref
G_MODULE_EXPORT void fl_value_unref(FlValue *self)
Definition: fl_value.cc:400
fl_method_call_respond
G_MODULE_EXPORT gboolean fl_method_call_respond(FlMethodCall *self, FlMethodResponse *response, GError **error)
Definition: fl_method_call.cc:77
fl_value_ref
G_MODULE_EXPORT FlValue * fl_value_ref(FlValue *self)
Definition: fl_value.cc:394
fl_method_call_respond_success
G_MODULE_EXPORT gboolean fl_method_call_respond_success(FlMethodCall *self, FlValue *result, GError **error)
Definition: fl_method_call.cc:100
fl_method_call_respond_not_implemented
G_MODULE_EXPORT gboolean fl_method_call_respond_not_implemented(FlMethodCall *self, GError **error)
Definition: fl_method_call.cc:125
_FlMethodCall
Definition: fl_method_call.cc:11
fl_method_channel_respond
gboolean fl_method_channel_respond(FlMethodChannel *self, FlBinaryMessengerResponseHandle *response_handle, FlMethodResponse *response, GError **error)
Definition: fl_method_channel.cc:211
_FlMethodCall::channel
FlMethodChannel * channel
Definition: fl_method_call.cc:21
fl_method_call.h
fl_method_call_get_name
const G_MODULE_EXPORT gchar * fl_method_call_get_name(FlMethodCall *self)
Definition: fl_method_call.cc:67
G_DEFINE_TYPE
G_DEFINE_TYPE(FlBasicMessageChannelResponseHandle, fl_basic_message_channel_response_handle, G_TYPE_OBJECT) static void fl_basic_message_channel_response_handle_dispose(GObject *object)
Definition: fl_basic_message_channel.cc:37
TRUE
return TRUE
Definition: fl_pixel_buffer_texture_test.cc:53
fl_method_call_new
FlMethodCall * fl_method_call_new(const gchar *name, FlValue *args, FlMethodChannel *channel, FlBinaryMessengerResponseHandle *response_handle)
Definition: fl_method_call.cc:44
result
GAsyncResult * result
Definition: fl_text_input_handler.cc:106
args
G_BEGIN_DECLS G_MODULE_EXPORT FlValue * args
Definition: fl_event_channel.h:89
error
const uint8_t uint32_t uint32_t GError ** error
Definition: fl_pixel_buffer_texture_test.cc:40
fl_method_call_respond_error
G_MODULE_EXPORT gboolean fl_method_call_respond_error(FlMethodCall *self, const gchar *code, const gchar *message, FlValue *details, GError **error)
Definition: fl_method_call.cc:111
fl_method_call_private.h
_FlMethodCall::name
gchar * name
Definition: fl_method_call.cc:15
fl_method_call_class_init
static void fl_method_call_class_init(FlMethodCallClass *klass)
Definition: fl_method_call.cc:38
_FlMethodCall::response_handle
FlBinaryMessengerResponseHandle * response_handle
Definition: fl_method_call.cc:22
fl_method_call_get_args
G_MODULE_EXPORT FlValue * fl_method_call_get_args(FlMethodCall *self)
Definition: fl_method_call.cc:72