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
|
#ifndef CLCUSTOMSCROLLBAR_H
#define CLCUSTOMSCROLLBAR_H
#include "clColours.h"
#include "codelite_exports.h"
#include <wx/event.h>
#include <wx/panel.h>
/// a wxCommandEvent that takes ownership of the clientData
class WXDLLIMPEXP_SDK clScrollEvent : public wxCommandEvent
{
protected:
int m_position = wxNOT_FOUND;
public:
clScrollEvent(wxEventType commandType = wxEVT_NULL, int winid = 0);
clScrollEvent(const clScrollEvent& event);
clScrollEvent& operator=(const clScrollEvent& src);
virtual ~clScrollEvent();
virtual wxEvent* Clone() const;
void SetPosition(int position) { this->m_position = position; }
int GetPosition() const { return m_position; }
};
typedef void (wxEvtHandler::*clScrollEventFunction)(clScrollEvent&);
#define clScrollEventHandler(func) wxEVENT_HANDLER_CAST(clScrollEventFunction, func)
class WXDLLIMPEXP_SDK clCustomScrollBar : public wxPanel
{
double m_thumbSize = 0.0;
double m_pageSize = 0.0;
double m_range = 0.0;
double m_thumbPosition = 0.0;
long m_sbStyle = wxSB_VERTICAL;
wxRect m_thumbRect;
wxPoint m_mouseCapturePoint;
wxPoint m_thumbCapturePoint;
bool m_dragging = false;
clColours m_colours;
bool m_notifyScroll = false;
protected:
void OnIdle(wxIdleEvent& event);
void OnPaint(wxPaintEvent& e);
void OnMouseLeftDown(wxMouseEvent& e);
void OnMouseLeftUp(wxMouseEvent& e);
void OnMotion(wxMouseEvent& e);
void OnSize(wxSizeEvent& e);
void UpdateDrag(const wxPoint& pt);
int GetPositionFromPoint(const wxPoint& pt) const;
public:
clCustomScrollBar(wxWindow* parent, wxWindowID id, const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize, long style = wxSB_VERTICAL);
virtual ~clCustomScrollBar();
bool ShouldShow() const;
bool CanScollDown() const { return (GetThumbPosition() + GetThumbSize()) < GetRange(); }
void SetPosition(int pos, bool notify = true);
void UpdateScroll(int thumbSize, int range, int pageSize, int position);
bool IsVertical() const { return m_sbStyle & wxSB_VERTICAL; }
bool IsHorizontal() const { return m_sbStyle & wxSB_HORIZONTAL; }
/// Accessors
void SetPageSize(int pageSize) { this->m_pageSize = pageSize; }
void SetRange(int range) { this->m_range = range; }
void SetThumbPosition(int thumbPosition) { this->m_thumbPosition = thumbPosition; }
void SetThumbSize(int thumbSize) { this->m_thumbSize = thumbSize; }
int GetPageSize() const { return m_pageSize; }
int GetRange() const { return m_range; }
int GetThumbPosition() const { return m_thumbPosition; }
int GetThumbSize() const { return m_thumbSize; }
/// Override's parent
virtual void SetColours(const clColours& colours);
};
wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_SDK, wxEVT_CUSTOM_SCROLL, clScrollEvent);
#endif // CLCUSTOMSCROLLBAR_H
|
