File: drag_source_win.cc

package info (click to toggle)
chromium 138.0.7204.183-1
  • links: PTS, VCS
  • area: main
  • in suites: trixie
  • size: 6,071,908 kB
  • sloc: cpp: 34,937,088; ansic: 7,176,967; javascript: 4,110,704; python: 1,419,953; asm: 946,768; xml: 739,971; pascal: 187,324; sh: 89,623; perl: 88,663; objc: 79,944; sql: 50,304; cs: 41,786; fortran: 24,137; makefile: 21,806; php: 13,980; tcl: 13,166; yacc: 8,925; ruby: 7,485; awk: 3,720; lisp: 3,096; lex: 1,327; ada: 727; jsp: 228; sed: 36
file content (38 lines) | stat: -rw-r--r-- 970 bytes parent folder | download | duplicates (9) 
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
 
// Copyright 2011 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "ui/base/dragdrop/drag_source_win.h"

#include "ui/base/dragdrop/os_exchange_data_provider_win.h"

namespace ui {

Microsoft::WRL::ComPtr<DragSourceWin> DragSourceWin::Create() {
  return Microsoft::WRL::Make<DragSourceWin>();
}

DragSourceWin::DragSourceWin() = default;

HRESULT DragSourceWin::QueryContinueDrag(BOOL escape_pressed, DWORD key_state) {
  if (cancel_drag_ || escape_pressed)
    return DRAGDROP_S_CANCEL;

  if (!(key_state & MK_LBUTTON) && !(key_state & MK_RBUTTON)) {
    OnDragSourceDrop();
    return DRAGDROP_S_DROP;
  }

  return S_OK;
}

HRESULT DragSourceWin::GiveFeedback(DWORD effect) {
  return DRAGDROP_S_USEDEFAULTCURSORS;
}

void DragSourceWin::OnDragSourceDrop() {
  DCHECK(data_);
  OSExchangeDataProviderWin::GetDataObjectImpl(*data_)->set_in_drag_loop(false);
}

}  // namespace ui