]> git.saurik.com Git - wxWidgets.git/blame - src/os2/gauge.cpp
(blind) fix for gcc 3.4 warning for an always true comparison in an assert
[wxWidgets.git] / src / os2 / gauge.cpp
CommitLineData
0e320a79
DW
1/////////////////////////////////////////////////////////////////////////////
2// Name: gauge.cpp
3// Purpose: wxGauge class
0371a691 4// Author: David Webster
0e320a79 5// Modified by:
0371a691 6// Created: 10/06/99
0e320a79 7// RCS-ID: $Id$
0371a691
DW
8// Copyright: (c) David Webster
9// Licence: wxWindows licence
0e320a79
DW
10/////////////////////////////////////////////////////////////////////////////
11
0371a691
DW
12#include "wx/wxprec.h"
13
14#ifndef WX_PRECOMP
15#include "wx/defs.h"
16#include "wx/utils.h"
a4a16252 17#include "wx/scrolwin.h"
0e320a79
DW
18#endif
19
0371a691 20#include "wx/os2/private.h"
0e320a79
DW
21#include "wx/gauge.h"
22
3c299c3a
DW
23static WXFARPROC fnWndProcGauge = (WXFARPROC)NULL;
24extern void wxAssociateWinWithHandle( HWND hWnd
25 ,wxWindowOS2* pWin
26 );
0371a691 27
0e320a79 28IMPLEMENT_DYNAMIC_CLASS(wxGauge, wxControl)
0e320a79 29
3c299c3a
DW
30MRESULT EXPENTRY wxGaugeWndProc(
31 HWND hWnd
32, UINT uMessage
33, MPARAM wParam
34, MPARAM lParam
35)
0e320a79 36{
3c299c3a
DW
37 wxGauge* pGauge = (wxGauge *)::WinQueryWindowULong( hWnd
38 ,QWL_USER
39 );
3c299c3a
DW
40 HPS hPS;
41 RECTL vRect;
42 RECTL vRect2;
b720b24d 43 RECTL vRect3;
3c299c3a
DW
44 double dPixelToRange = 0.0;
45 double dRange = 0.0;
46
47 switch (uMessage )
0371a691 48 {
3c299c3a
DW
49 case WM_PAINT:
50 hPS = ::WinBeginPaint( hWnd
51 ,NULLHANDLE
52 ,&vRect
53 );
54 if(hPS)
55 {
56 ::WinQueryWindowRect(hWnd, &vRect);
57 ::GpiCreateLogColorTable( hPS
58 ,0L
59 ,LCOLF_CONSECRGB
60 ,0L
61 ,(LONG)wxTheColourDatabase->m_nSize
62 ,(PLONG)wxTheColourDatabase->m_palTable
63 );
64 ::GpiCreateLogColorTable( hPS
65 ,0L
66 ,LCOLF_RGB
67 ,0L
68 ,0L
69 ,NULL
70 );
b720b24d
DW
71 //
72 // Draw the guage box
73 //
74 LONG lColor = 0x00FFFFFF; // White
75 POINTL vPoint = {vRect.xLeft + 1, vRect.yBottom + 1};
76
77 ::GpiSetColor(hPS, lColor);
78 ::GpiMove(hPS, &vPoint);
79 vPoint.x = vRect.xRight - 1;
80 ::GpiLine(hPS, &vPoint);
81 vPoint.y = vRect.yTop - 1;
82 ::GpiLine(hPS, &vPoint);
83 lColor = 0x000C0C0C; // Darkish Grey to give depth feel
84 ::GpiSetColor(hPS, lColor);
85 vPoint.x = vRect.xLeft + 1;
86 ::GpiLine(hPS, &vPoint);
87 vPoint.y = vRect.yBottom + 1;
88 ::GpiLine(hPS, &vPoint);
89 vRect3.xLeft = vRect.xLeft + 2;
90 vRect3.xRight = vRect.xRight - 2;
91 vRect3.yTop = vRect.yTop - 2;
92 vRect3.yBottom = vRect.yBottom + 2;
93
3c299c3a
DW
94 if (pGauge->GetWindowStyleFlag() & wxGA_VERTICAL)
95 {
b720b24d 96 dRange = (double)(vRect3.yTop - vRect3.yBottom);
3c299c3a
DW
97 dPixelToRange = dRange/(double)pGauge->GetRange();
98 vRect2.yTop = (int)(pGauge->GetValue() * dPixelToRange);
b720b24d
DW
99 vRect2.yBottom = vRect3.yBottom;
100 vRect2.xLeft = vRect3.xLeft;
101 vRect2.xRight = vRect3.xRight;
102 vRect3.yBottom = vRect2.yTop;
103 if (vRect3.yBottom <= 1)
104 vRect3.yBottom = 2;
105 ::WinFillRect(hPS, &vRect3, pGauge->GetBackgroundColour().GetPixel());
3c299c3a
DW
106 ::WinFillRect(hPS, &vRect2, pGauge->GetForegroundColour().GetPixel());
107 }
108 else
109 {
b720b24d 110 dRange = (double)(vRect3.xRight - vRect3.xLeft);
3c299c3a 111 dPixelToRange = dRange/(double)pGauge->GetRange();
b720b24d
DW
112 vRect2.yTop = vRect3.yTop;
113 vRect2.yBottom = vRect3.yBottom;
114 vRect2.xLeft = vRect3.xLeft;
3c299c3a 115 vRect2.xRight = (int)(pGauge->GetValue() * dPixelToRange);
b720b24d
DW
116 vRect3.xLeft = vRect2.xRight;
117 if (vRect3.xLeft <= 1)
118 vRect3.xLeft = 2;
119 ::WinFillRect(hPS, &vRect3, pGauge->GetBackgroundColour().GetPixel());
3c299c3a
DW
120 ::WinFillRect(hPS, &vRect2, pGauge->GetForegroundColour().GetPixel());
121 }
122 ::WinEndPaint(hPS);
123 }
0371a691 124 }
3c299c3a
DW
125 return (fnWndProcGauge( hWnd
126 ,(ULONG)uMessage
127 ,(MPARAM)wParam
128 ,(MPARAM)lParam
129 )
130 );
131} // end of wxGaugeWndProc
132
133bool wxGauge::Create(
134 wxWindowOS2* pParent
135, wxWindowID vId
136, int nRange
137, const wxPoint& rPos
138, const wxSize& rSize
139, long lStyle
3c299c3a 140, const wxValidator& rValidator
3c299c3a
DW
141, const wxString& rsName
142)
143{
144 int nX = rPos.x;
145 int nY = rPos.y;
146 int nWidth = rSize.x;
147 int nHeight = rSize.y;
148 long lMsStyle = 0L;
d8a3f66c 149 SWP vSwp;
0371a691 150
3c299c3a 151 SetName(rsName);
5d4b632b 152#if wxUSE_VALIDATORS
3c299c3a 153 SetValidator(rValidator);
5d4b632b 154#endif
3c299c3a
DW
155 if (pParent)
156 pParent->AddChild(this);
b720b24d
DW
157 m_backgroundColour.Set(wxString("LIGHT GREY"));
158 m_foregroundColour.Set(wxString("NAVY"));
0e320a79 159
3c299c3a
DW
160 m_nRangeMax = nRange;
161 m_nGaugePos = 0;
162 m_windowStyle = lStyle;
0e320a79 163
3c299c3a
DW
164 if (vId == -1)
165 m_windowId = (int)NewControlId();
0e320a79 166 else
3c299c3a
DW
167 m_windowId = vId;
168
169 if (m_windowStyle & wxCLIP_SIBLINGS )
170 lMsStyle |= WS_CLIPSIBLINGS;
171
172 //
173 // OS/2 will use an edit control for this, since there is not a native gauge
174 // Other choices include using an armless slider but they are more difficult
175 // to control and manipulate
176 //
177
178 lMsStyle = WS_VISIBLE | ES_MARGIN | ES_LEFT | ES_READONLY;
179 if (m_windowStyle & wxCLIP_SIBLINGS)
180 lMsStyle |= WS_CLIPSIBLINGS;
181
3c299c3a
DW
182 m_hWnd = (WXHWND)::WinCreateWindow( (HWND)GetHwndOf(pParent) // Parent window handle
183 ,WC_ENTRYFIELD // Window class
184 ,(PSZ)NULL // Initial Text
185 ,(ULONG)lMsStyle // Style flags
186 ,0L, 0L, 0L, 0L // Origin -- 0 size
187 ,(HWND)GetHwndOf(pParent) // owner window handle (same as parent
188 ,HWND_TOP // initial z position
189 ,(HMENU)m_windowId // Window identifier
190 ,NULL // Slider control data
191 ,NULL // no Presentation parameters
192 );
193
194 wxAssociateWinWithHandle( m_hWnd
195 ,(wxWindowOS2*)this
196 );
197 ::WinSetWindowULong(GetHwnd(), QWL_USER, (LONG)this);
198 fnWndProcGauge = (WXFARPROC)::WinSubclassWindow(m_hWnd, (PFNWP)wxGaugeWndProc);
d8a3f66c
DW
199 ::WinQueryWindowPos(m_hWnd, &vSwp);
200 SetXComp(vSwp.x);
201 SetYComp(vSwp.y);
b3260bce
DW
202 wxFont* pTextFont = new wxFont( 10
203 ,wxMODERN
204 ,wxNORMAL
205 ,wxNORMAL
206 );
207 SetFont(*pTextFont);
3c299c3a
DW
208 if (nWidth == -1L)
209 nWidth = 50L;
210 if (nHeight == -1L)
211 nHeight = 28L;
212 SetSize( nX
213 ,nY
214 ,nWidth
215 ,nHeight
216 );
217 ::WinShowWindow((HWND)GetHWND(), TRUE);
b3260bce 218 delete pTextFont;
3c299c3a
DW
219 return TRUE;
220} // end of wxGauge::Create
0e320a79 221
3c299c3a 222int wxGauge::GetBezelFace() const
0e320a79 223{
3c299c3a
DW
224 return 0;
225} // end of wxGauge::GetBezelFace
0e320a79 226
3c299c3a 227int wxGauge::GetRange() const
0e320a79 228{
3c299c3a
DW
229 return m_nRangeMax;
230} // end of wxGauge::GetRange
0e320a79
DW
231
232int wxGauge::GetShadowWidth() const
233{
0e320a79 234 return 0;
3c299c3a 235} // end of wxGauge::GetShadowWidth
0e320a79
DW
236
237int wxGauge::GetValue() const
238{
3c299c3a
DW
239 return m_nGaugePos;
240} // end of wxGauge::GetValue
0e320a79 241
3c299c3a
DW
242bool wxGauge::SetBackgroundColour(
243 const wxColour& rColour
244)
0371a691 245{
3c299c3a 246 if (!wxControl::SetBackgroundColour(rColour))
0371a691
DW
247 return FALSE;
248
3c299c3a 249 LONG lColor = (LONG)rColour.GetPixel();
0371a691 250
3c299c3a
DW
251 ::WinSetPresParam( GetHwnd()
252 ,PP_BACKGROUNDCOLOR
253 ,sizeof(LONG)
254 ,(PVOID)&lColor
255 );
0371a691 256 return TRUE;
3c299c3a 257} // end of wxGauge::SetBackgroundColour
0371a691 258
3c299c3a
DW
259void wxGauge::SetBezelFace(
260 int WXUNUSED(nWidth)
261)
0371a691 262{
3c299c3a 263} // end of wxGauge::SetBezelFace
0371a691 264
3c299c3a
DW
265bool wxGauge::SetForegroundColour(
266 const wxColour& rColour
267)
268{
269 if (!wxControl::SetForegroundColour(rColour))
270 return FALSE;
0371a691 271
3c299c3a 272 LONG lColor = (LONG)rColour.GetPixel();
0371a691 273
3c299c3a
DW
274 ::WinSetPresParam( GetHwnd()
275 ,PP_FOREGROUNDCOLOR
276 ,sizeof(LONG)
277 ,(PVOID)&lColor
278 );
0371a691 279
3c299c3a
DW
280 return TRUE;
281} // end of wxGauge::SetForegroundColour
0371a691 282
3c299c3a
DW
283void wxGauge::SetRange(
284 int nRange
285)
286{
287 m_nRangeMax = nRange;
288} // end of wxGauge::SetRange
0371a691 289
3c299c3a
DW
290void wxGauge::SetShadowWidth(
291 int WXUNUSED(nWidth)
292)
293{
294} // end of wxGauge::SetShadowWidth
0371a691 295
3c299c3a
DW
296void wxGauge::SetValue(
297 int nPos
298)
299{
300 RECT vRect;
0371a691 301
3c299c3a
DW
302 m_nGaugePos = nPos;
303 ::WinQueryWindowRect(GetHwnd(), &vRect);
304 ::WinInvalidateRect(GetHwnd(), &vRect, FALSE);
305} // end of wxGauge::SetValue
0371a691
DW
306
307