flutter_flutter/shell/platform/linux/fl_accessibility_plugin.cc
Robert Ancell 20991a5985
Add accessibility suport to Linux shell. (#19634)
Add accessibility support to the Linux shell
2021-01-13 13:49:48 +13:00

57 lines
1.7 KiB
C++

// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "flutter/shell/platform/linux/fl_accessibility_plugin.h"
#include "flutter/shell/platform/linux/fl_view_accessible.h"
struct _FlAccessibilityPlugin {
GObject parent_instance;
FlView* view;
};
G_DEFINE_TYPE(FlAccessibilityPlugin, fl_accessibility_plugin, G_TYPE_OBJECT)
static void fl_accessibility_plugin_dispose(GObject* object) {
FlAccessibilityPlugin* self = FL_ACCESSIBILITY_PLUGIN(object);
if (self->view != nullptr) {
g_object_remove_weak_pointer(G_OBJECT(self),
reinterpret_cast<gpointer*>(&(self->view)));
self->view = nullptr;
}
G_OBJECT_CLASS(fl_accessibility_plugin_parent_class)->dispose(object);
}
static void fl_accessibility_plugin_class_init(
FlAccessibilityPluginClass* klass) {
G_OBJECT_CLASS(klass)->dispose = fl_accessibility_plugin_dispose;
}
static void fl_accessibility_plugin_init(FlAccessibilityPlugin* self) {}
FlAccessibilityPlugin* fl_accessibility_plugin_new(FlView* view) {
FlAccessibilityPlugin* self = FL_ACCESSIBILITY_PLUGIN(
g_object_new(fl_accessibility_plugin_get_type(), nullptr));
self->view = view;
g_object_add_weak_pointer(G_OBJECT(self),
reinterpret_cast<gpointer*>(&(self->view)));
return self;
}
void fl_accessibility_plugin_handle_update_semantics_node(
FlAccessibilityPlugin* self,
const FlutterSemanticsNode* node) {
if (self->view == nullptr) {
return;
}
AtkObject* accessible = gtk_widget_get_accessible(GTK_WIDGET(self->view));
fl_view_accessible_handle_update_semantics_node(
FL_VIEW_ACCESSIBLE(accessible), node);
}