File: ca_layer_frame_sink_provider.mm

package info (click to toggle)
chromium 139.0.7258.127-1
  • links: PTS, VCS
  • area: main
  • in suites:
  • size: 6,122,068 kB
  • sloc: cpp: 35,100,771; ansic: 7,163,530; javascript: 4,103,002; python: 1,436,920; asm: 946,517; xml: 746,709; pascal: 187,653; perl: 88,691; sh: 88,436; objc: 79,953; sql: 51,488; cs: 44,583; fortran: 24,137; makefile: 22,147; tcl: 15,277; php: 13,980; yacc: 8,984; ruby: 7,485; awk: 3,720; lisp: 3,096; lex: 1,327; ada: 727; jsp: 228; sed: 36
file content (52 lines) | stat: -rw-r--r-- 1,164 bytes parent folder | download | duplicates (6) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
 
// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#import "ui/accelerated_widget_mac/ca_layer_frame_sink_provider.h"

#include <map>

namespace {

std::map<gfx::AcceleratedWidget, CALayerFrameSinkProvider*>&
WidgetToSinkProviderMap() {
  static std::map<gfx::AcceleratedWidget, CALayerFrameSinkProvider*> map;
  return map;
}

}  // namespace

@implementation CALayerFrameSinkProvider {
  uint64_t _view_handle;
}

- (ui::CALayerFrameSink*)frameSink {
  return nil;
}

- (gfx::AcceleratedWidget)viewHandle {
  return _view_handle;
}

- (id)init {
  self = [super init];
  if (self) {
    static uint64_t last_sequence_number = 0;
    _view_handle = ++last_sequence_number;
    WidgetToSinkProviderMap().insert(std::make_pair(_view_handle, self));
  }
  return self;
}

- (void)dealloc {
  WidgetToSinkProviderMap().erase(_view_handle);
}

+ (CALayerFrameSinkProvider*)lookupByHandle:(uint64_t)viewHandle {
  auto found = WidgetToSinkProviderMap().find(viewHandle);
  if (found == WidgetToSinkProviderMap().end()) {
    return nullptr;
  }
  return found->second;
}
@end