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applied correction from Marc Newsam in calculations of linesize
[wxWidgets.git] / src / mac / carbon / spinbutt.cpp
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1/////////////////////////////////////////////////////////////////////////////
2// Name: spinbutt.cpp
3// Purpose: wxSpinButton
4// Author: AUTHOR
5// Modified by:
6// Created: ??/??/98
7// RCS-ID: $Id$
8// Copyright: (c) AUTHOR
9// Licence: wxWindows licence
10/////////////////////////////////////////////////////////////////////////////
11
12#ifdef __GNUG__
13#pragma implementation "spinbutt.h"
03e11df5 14#pragma implementation "spinbuttbase.h"
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15#endif
16
17#include "wx/spinbutt.h"
519cb848 18#include "wx/mac/uma.h"
e9576ca5 19
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20// ============================================================================
21// implementation
22// ============================================================================
23
24// ----------------------------------------------------------------------------
25// wxWin macros
26// ----------------------------------------------------------------------------
27
2f1ae414 28#if !USE_SHARED_LIBRARY
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29 IMPLEMENT_DYNAMIC_CLASS(wxSpinButton, wxControl)
30 IMPLEMENT_DYNAMIC_CLASS(wxSpinEvent, wxScrollEvent);
2f1ae414 31#endif
e9576ca5 32
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33wxSpinButton::wxSpinButton()
34 : wxSpinButtonBase()
35{
36}
37
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38bool wxSpinButton::Create(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size,
39 long style, const wxString& name)
40{
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41 m_min = 0;
42 m_max = 100;
43
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44 if (!parent)
45 return FALSE;
46
47 Rect bounds ;
48 Str255 title ;
49
50 MacPreControlCreate( parent , id , "" , pos , size ,style,*( (wxValidator*) NULL ) , name , &bounds , title ) ;
51
52 m_macControl = UMANewControl( parent->GetMacRootWindow() , &bounds , title , true , 0 , 0 , 100,
53 kControlLittleArrowsProc , (long) this ) ;
54
55 wxASSERT_MSG( m_macControl != NULL , "No valid mac control" ) ;
56
57 MacPostControlCreate() ;
e9576ca5 58
519cb848 59 return TRUE;
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60}
61
62wxSpinButton::~wxSpinButton()
63{
64}
65
66// Attributes
67////////////////////////////////////////////////////////////////////////////
68
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69int wxSpinButton::GetMin() const
70{
71 return m_min;
72}
73
74int wxSpinButton::GetMax() const
75{
76 return m_max;
77}
78
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79int wxSpinButton::GetValue() const
80{
519cb848 81 return m_value;
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82}
83
84void wxSpinButton::SetValue(int val)
85{
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86 m_value = val ;
87 wxScrollEvent event(wxEVT_SCROLL_THUMBTRACK, m_windowId);
88
89 event.SetPosition(m_value);
90 event.SetEventObject( this );
91 GetEventHandler()->ProcessEvent(event);
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92}
93
94void wxSpinButton::SetRange(int minVal, int maxVal)
95{
96 m_min = minVal;
97 m_max = maxVal;
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98 SetControlMaximum( m_macControl , maxVal ) ;
99 SetControlMinimum( m_macControl , minVal ) ;
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100}
101
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102void wxSpinButton::MacHandleControlClick( ControlHandle control , SInt16 controlpart )
103{
104 if ( m_macControl == NULL )
105 return ;
106
72d750d4 107 int oldValue = m_value ;
519cb848 108 wxEventType scrollEvent = wxEVT_NULL;
03e11df5 109 int nScrollInc = 0;
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110
111 switch( controlpart )
112 {
113 case kControlUpButtonPart :
114 nScrollInc = 1;
115 scrollEvent = wxEVT_SCROLL_LINEUP;
116 break ;
117 case kControlDownButtonPart :
118 nScrollInc = -1;
119 scrollEvent = wxEVT_SCROLL_LINEDOWN;
120 break ;
121 }
122
123 m_value = m_value + nScrollInc;
124
125 if (m_value < m_min)
126 {
127 if ( m_windowStyle & wxSP_WRAP )
128 m_value = m_max;
129 else
130 m_value = m_min;
131 }
132
133 if (m_value > m_max)
134 {
135 if ( m_windowStyle & wxSP_WRAP )
136 m_value = m_min;
137 else
138 m_value = m_max;
139 }
140
72d750d4 141 wxSpinEvent event(scrollEvent, m_windowId);
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142
143 event.SetPosition(m_value);
144 event.SetEventObject( this );
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145 if ((GetEventHandler()->ProcessEvent( event )) &&
146 !event.IsAllowed() )
147 {
148 m_value = oldValue ;
149 }
150 SetControlValue( m_macControl , m_value ) ;
151
152 /* always send a thumbtrack event */
153 if (scrollEvent != wxEVT_SCROLL_THUMBTRACK)
154 {
155 scrollEvent = wxEVT_SCROLL_THUMBTRACK;
156 wxSpinEvent event2( scrollEvent, GetId());
157 event2.SetPosition( m_value );
158 event2.SetEventObject( this );
159 GetEventHandler()->ProcessEvent( event2 );
160 }
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161}
162
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163// ----------------------------------------------------------------------------
164// size calculation
165// ----------------------------------------------------------------------------
166
37e2cb08 167wxSize wxSpinButton::DoGetBestSize() const
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168{
169 if ( (GetWindowStyle() & wxSP_VERTICAL) != 0 )
170 {
171 // vertical control
172 return wxSize(16,
173 2*16);
174 }
175 else
176 {
177 // horizontal control
178 return wxSize(2*16,
179 16);
180 }
181}
519cb848 182