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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: spinbutt.cpp | |
3 | // Purpose: wxSpinButton | |
4 | // Author: Julian Smart | |
5 | // Modified by: | |
6 | // Created: 04/01/98 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Julian Smart and Markus Holzem | |
9 | // Licence: wxWindows license | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #ifdef __GNUG__ | |
13 | #pragma implementation "spinbutt.h" | |
14 | #endif | |
15 | ||
16 | // For compilers that support precompilation, includes "wx.h". | |
17 | #include "wx/wxprec.h" | |
18 | ||
19 | #ifdef __BORLANDC__ | |
20 | #pragma hdrstop | |
21 | #endif | |
22 | ||
23 | #ifndef WX_PRECOMP | |
24 | #include "wx/wx.h" | |
25 | #endif | |
26 | ||
27 | // Can't resolve reference to CreateUpDownControl in | |
28 | // TWIN32, but could probably use normal CreateWindow instead. | |
29 | ||
30 | #if defined(__WIN95__) && !defined(__TWIN32__) | |
31 | ||
32 | #include "wx/spinbutt.h" | |
33 | #include "wx/msw/private.h" | |
34 | ||
35 | #if !defined(__GNUWIN32__) || defined(__TWIN32__) || defined(wxUSE_NORLANDER_HEADERS) | |
36 | #include <commctrl.h> | |
37 | #endif | |
38 | ||
39 | #if !USE_SHARED_LIBRARY | |
40 | IMPLEMENT_DYNAMIC_CLASS(wxSpinButton, wxControl) | |
41 | IMPLEMENT_DYNAMIC_CLASS(wxSpinEvent, wxScrollEvent); | |
42 | #endif | |
43 | ||
44 | bool wxSpinButton::Create(wxWindow *parent, | |
45 | wxWindowID id, | |
46 | const wxPoint& pos, | |
47 | const wxSize& size, | |
48 | long style, | |
49 | const wxString& name) | |
50 | { | |
51 | wxSystemSettings settings; | |
52 | m_backgroundColour = parent->GetBackgroundColour() ; | |
53 | m_foregroundColour = parent->GetForegroundColour() ; | |
54 | ||
55 | SetName(name); | |
56 | ||
57 | int x = pos.x; | |
58 | int y = pos.y; | |
59 | int width = size.x; | |
60 | int height = size.y; | |
61 | ||
62 | m_windowStyle = style; | |
63 | ||
64 | SetParent(parent); | |
65 | ||
66 | if (width <= 0) | |
67 | width = 100; | |
68 | if (height <= 0) | |
69 | height = 30; | |
70 | if (x < 0) | |
71 | x = 0; | |
72 | if (y < 0) | |
73 | y = 0; | |
74 | ||
75 | InitBase(); | |
76 | ||
77 | m_windowId = (id == -1) ? NewControlId() : id; | |
78 | ||
79 | DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_TABSTOP; | |
80 | ||
81 | if ( m_windowStyle & wxSP_HORIZONTAL ) | |
82 | wstyle |= UDS_HORZ; | |
83 | if ( m_windowStyle & wxSP_ARROW_KEYS ) | |
84 | wstyle |= UDS_ARROWKEYS; | |
85 | if ( m_windowStyle & wxSP_WRAP ) | |
86 | wstyle |= UDS_WRAP; | |
87 | ||
88 | // Create the ListView control. | |
89 | HWND hWndListControl = CreateUpDownControl(wstyle, | |
90 | x, y, width, height, | |
91 | (HWND) parent->GetHWND(), | |
92 | m_windowId, | |
93 | wxGetInstance(), | |
94 | 0, | |
95 | m_min, m_max, m_min); | |
96 | ||
97 | m_hWnd = (WXHWND) hWndListControl; | |
98 | if (parent) parent->AddChild(this); | |
99 | ||
100 | // TODO: have this for all controls. | |
101 | if ( !m_hWnd ) | |
102 | return FALSE; | |
103 | ||
104 | SubclassWin((WXHWND) m_hWnd); | |
105 | ||
106 | return TRUE; | |
107 | } | |
108 | ||
109 | wxSpinButton::~wxSpinButton() | |
110 | { | |
111 | } | |
112 | ||
113 | // Attributes | |
114 | //////////////////////////////////////////////////////////////////////////// | |
115 | ||
116 | int wxSpinButton::GetValue() const | |
117 | { | |
118 | return (short)LOWORD(::SendMessage(GetHwnd(), UDM_GETPOS, 0, 0)); | |
119 | } | |
120 | ||
121 | void wxSpinButton::SetValue(int val) | |
122 | { | |
123 | ::SendMessage(GetHwnd(), UDM_SETPOS, 0, (LPARAM) MAKELONG((short) val, 0)); | |
124 | } | |
125 | ||
126 | void wxSpinButton::SetRange(int minVal, int maxVal) | |
127 | { | |
128 | wxSpinButtonBase::SetRange(minVal, maxVal); | |
129 | ::SendMessage(GetHwnd(), UDM_SETRANGE, 0, | |
130 | (LPARAM) MAKELONG((short)maxVal, (short)minVal)); | |
131 | } | |
132 | ||
133 | bool wxSpinButton::MSWOnScroll(int orientation, WXWORD wParam, | |
134 | WXWORD pos, WXHWND control) | |
135 | { | |
136 | wxCHECK_MSG( control, FALSE, _T("scrolling what?") ) | |
137 | ||
138 | if ( wParam != SB_THUMBPOSITION ) | |
139 | { | |
140 | // probable SB_ENDSCROLL - we don't react to it | |
141 | return FALSE; | |
142 | } | |
143 | ||
144 | wxSpinEvent event(wxEVT_SCROLL_THUMBTRACK, m_windowId); | |
145 | event.SetPosition((short)pos); // cast is important for negative values! | |
146 | event.SetEventObject(this); | |
147 | ||
148 | return GetEventHandler()->ProcessEvent(event); | |
149 | } | |
150 | ||
151 | bool wxSpinButton::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) | |
152 | { | |
153 | #ifndef __GNUWIN32__ | |
154 | #ifdef __BORLANDC__ | |
155 | LPNM_UPDOWN lpnmud = (LPNM_UPDOWN)lParam; | |
156 | #elif defined(__VISUALC__) && (__VISUALC__ == 1010) | |
157 | LPNM_UPDOWN lpnmud = (LPNM_UPDOWN)lParam; | |
158 | #else | |
159 | LPNMUPDOWN lpnmud = (LPNMUPDOWN)lParam; | |
160 | #endif | |
161 | ||
162 | wxSpinEvent event(lpnmud->iDelta > 0 ? wxEVT_SCROLL_LINEUP | |
163 | : wxEVT_SCROLL_LINEDOWN, | |
164 | m_windowId); | |
165 | event.SetPosition(lpnmud->iPos + lpnmud->iDelta); | |
166 | event.SetEventObject(this); | |
167 | ||
168 | bool processed = GetEventHandler()->ProcessEvent(event); | |
169 | ||
170 | *result = event.IsAllowed() ? 0 : 1; | |
171 | ||
172 | return processed; | |
173 | #else | |
174 | return FALSE; | |
175 | #endif | |
176 | } | |
177 | ||
178 | bool wxSpinButton::MSWCommand(WXUINT cmd, WXWORD id) | |
179 | { | |
180 | // No command messages | |
181 | return FALSE; | |
182 | } | |
183 | ||
184 | #endif // __WIN95__ |