File: drag_utils.h

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 (43 lines) | stat: -rw-r--r-- 1,517 bytes parent folder | download | duplicates (8)
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
// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef UI_VIEWS_DRAG_UTILS_H_
#define UI_VIEWS_DRAG_UTILS_H_

#include <memory>

#include "ui/base/dragdrop/mojom/drag_drop_types.mojom-forward.h"
#include "ui/base/dragdrop/os_exchange_data.h"
#include "ui/gfx/native_widget_types.h"
#include "ui/views/views_export.h"

namespace gfx {
class Point;
}

namespace views {
class Widget;

// Starts a drag operation. This blocks until the drag operation completes or is
// cancelled by calling `CancelShellDrag()`.
VIEWS_EXPORT void RunShellDrag(gfx::NativeView view,
                               std::unique_ptr<ui::OSExchangeData> data,
                               const gfx::Point& location,
                               int operation,
                               ui::mojom::DragEventSource source);

// Cancels a currently running drag operation. If `allow_widget_mismatch` is
// true, the check whether a drag session is currently running is skipped; this
// can be used to cancel a drag that was initiated by a different widget, if the
// platform supports it.
VIEWS_EXPORT void CancelShellDrag(gfx::NativeView view,
                                  bool allow_widget_mismatch = false);

// Returns the device scale for the display associated with this |widget|'s
// native view.
VIEWS_EXPORT float ScaleFactorForDragFromWidget(const Widget* widget);

}  // namespace views

#endif  // UI_VIEWS_DRAG_UTILS_H_