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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: spinbutt.cpp | |
3 | // Purpose: wxSpinButton | |
4 | // Author: Stefan Csomor | |
5 | // Modified by: | |
6 | // Created: 1998-01-01 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Stefan Csomor | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #include "wx/wxprec.h" | |
13 | ||
14 | #if wxUSE_SPINBTN | |
15 | ||
16 | #include "wx/spinbutt.h" | |
17 | #include "wx/osx/private.h" | |
18 | ||
19 | ||
20 | IMPLEMENT_DYNAMIC_CLASS(wxSpinButton, wxControl) | |
21 | IMPLEMENT_DYNAMIC_CLASS(wxSpinEvent, wxScrollEvent) | |
22 | ||
23 | ||
24 | wxSpinButton::wxSpinButton() | |
25 | : wxSpinButtonBase() | |
26 | { | |
27 | } | |
28 | ||
29 | bool wxSpinButton::Create( wxWindow *parent, | |
30 | wxWindowID id, const wxPoint& pos, const wxSize& size, | |
31 | long style, const wxString& name ) | |
32 | { | |
33 | m_macIsUserPane = false; | |
34 | ||
35 | if ( !wxSpinButtonBase::Create( parent, id, pos, size, style, wxDefaultValidator, name ) ) | |
36 | return false; | |
37 | ||
38 | m_min = 0; | |
39 | m_max = 100; | |
40 | ||
41 | if (!parent) | |
42 | return false; | |
43 | ||
44 | m_peer = wxWidgetImpl::CreateSpinButton( this , parent, id, 0, m_min, m_max, pos, size, | |
45 | style, GetExtraStyle() ); | |
46 | ||
47 | MacPostControlCreate( pos, size ); | |
48 | ||
49 | return true; | |
50 | } | |
51 | ||
52 | wxSpinButton::~wxSpinButton() | |
53 | { | |
54 | } | |
55 | ||
56 | void wxSpinButton::SetValue( int val ) | |
57 | { | |
58 | m_peer->SetValue( val ); | |
59 | } | |
60 | ||
61 | int wxSpinButton::GetValue() const | |
62 | { | |
63 | return m_peer->GetValue(); | |
64 | } | |
65 | ||
66 | void wxSpinButton::SetRange(int minVal, int maxVal) | |
67 | { | |
68 | m_min = minVal; | |
69 | m_max = maxVal; | |
70 | m_peer->SetMaximum( maxVal ); | |
71 | m_peer->SetMinimum( minVal ); | |
72 | } | |
73 | ||
74 | void wxSpinButton::SendThumbTrackEvent() | |
75 | { | |
76 | wxSpinEvent event( wxEVT_SCROLL_THUMBTRACK, GetId() ); | |
77 | event.SetPosition( GetValue() ); | |
78 | event.SetEventObject( this ); | |
79 | HandleWindowEvent( event ); | |
80 | } | |
81 | ||
82 | bool wxSpinButton::OSXHandleClicked( double WXUNUSED(timestampsec) ) | |
83 | { | |
84 | // all events have already been processed | |
85 | return true; | |
86 | } | |
87 | ||
88 | wxSize wxSpinButton::DoGetBestSize() const | |
89 | { | |
90 | return wxSize( 16, 24 ); | |
91 | } | |
92 | ||
93 | void wxSpinButton::TriggerScrollEvent(wxEventType scrollEvent) | |
94 | { | |
95 | int inc = 0; | |
96 | ||
97 | if ( scrollEvent == wxEVT_SCROLL_LINEUP ) | |
98 | { | |
99 | inc = 1; | |
100 | } | |
101 | else if ( scrollEvent == wxEVT_SCROLL_LINEDOWN ) | |
102 | { | |
103 | inc = -1; | |
104 | } | |
105 | ||
106 | // trigger scroll events | |
107 | ||
108 | int oldValue = GetValue() ; | |
109 | ||
110 | int newValue = oldValue + inc; | |
111 | ||
112 | if (newValue < m_min) | |
113 | { | |
114 | if ( m_windowStyle & wxSP_WRAP ) | |
115 | newValue = m_max; | |
116 | else | |
117 | newValue = m_min; | |
118 | } | |
119 | ||
120 | if (newValue > m_max) | |
121 | { | |
122 | if ( m_windowStyle & wxSP_WRAP ) | |
123 | newValue = m_min; | |
124 | else | |
125 | newValue = m_max; | |
126 | } | |
127 | ||
128 | if ( newValue - oldValue == -1 ) | |
129 | scrollEvent = wxEVT_SCROLL_LINEDOWN; | |
130 | else if ( newValue - oldValue == 1 ) | |
131 | scrollEvent = wxEVT_SCROLL_LINEUP; | |
132 | else | |
133 | scrollEvent = wxEVT_SCROLL_THUMBTRACK; | |
134 | ||
135 | // Do not send an event if the value has not actually changed | |
136 | // (Also works for wxSpinCtrl) | |
137 | if ( newValue == oldValue ) | |
138 | return; | |
139 | ||
140 | if ( scrollEvent != wxEVT_SCROLL_THUMBTRACK ) | |
141 | { | |
142 | wxSpinEvent event( scrollEvent, m_windowId ); | |
143 | ||
144 | event.SetPosition( newValue ); | |
145 | event.SetEventObject( this ); | |
146 | if ((HandleWindowEvent( event )) && !event.IsAllowed()) | |
147 | newValue = oldValue; | |
148 | } | |
149 | ||
150 | m_peer->SetValue( newValue ); | |
151 | ||
152 | // always send a thumbtrack event | |
153 | SendThumbTrackEvent() ; | |
154 | } | |
155 | ||
156 | #endif // wxUSE_SPINBTN |