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
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
|
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef INCLUDED_SVTOOLS_SCRWIN_HXX
#define INCLUDED_SVTOOLS_SCRWIN_HXX
#include <svtools/svtdllapi.h>
#include <vcl/scrbar.hxx>
#include <o3tl/typed_flags_set.hxx>
#include <vcl/vclptr.hxx>
class DataChangedEvent;
enum class ScrollableWindowFlags
{
THUMBDRAGGING = 1,
VCENTER = 2,
HCENTER = 4,
DEFAULT = THUMBDRAGGING | VCENTER | HCENTER,
};
namespace o3tl
{
template<> struct typed_flags<ScrollableWindowFlags> : is_typed_flags<ScrollableWindowFlags, 0x07> {};
}
class SVT_DLLPUBLIC ScrollableWindow: public vcl::Window
{
private:
Point aPixOffset; // offset to virtual window (pixel)
Size aTotPixSz; // total size of virtual window (pixel)
long nLinePixH; // size of a line/column (pixel)
long nColumnPixW;
VclPtr<ScrollBar> aVScroll; // the scrollbars
VclPtr<ScrollBar> aHScroll;
VclPtr<ScrollBarBox> aCornerWin; // window in the bottom right corner
bool bScrolling:1, // user controlled scrolling
bHandleDragging:1, // scroll window while dragging
bHCenter:1,
bVCenter:1;
SVT_DLLPRIVATE void ImpInitialize( ScrollableWindowFlags nFlags );
DECL_DLLPRIVATE_LINK_TYPED( ScrollHdl, ScrollBar *, void );
DECL_DLLPRIVATE_LINK_TYPED( EndScrollHdl, ScrollBar *, void );
public:
ScrollableWindow( vcl::Window* pParent );
virtual ~ScrollableWindow();
virtual void dispose() override;
virtual void Resize() override;
virtual void Command( const CommandEvent& rCEvt ) override;
virtual void DataChanged( const DataChangedEvent& rDEvt ) override;
using OutputDevice::SetMapMode;
virtual void SetMapMode( const MapMode& rNewMapMode ) override;
MapMode GetMapMode() const;
void SetTotalSize( const Size& rNewSize );
Size GetTotalSize() { return PixelToLogic( aTotPixSz ); }
using Window::Scroll;
virtual void Scroll( long nDeltaX, long nDeltaY, ScrollFlags nFlags = ScrollFlags::NONE ) override;
private:
SVT_DLLPRIVATE Size GetOutputSizePixel() const;
};
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|