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1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/palmos/slider.cpp
3 // Purpose: wxSlider
4 // Author: William Osborne - minimal working wxPalmOS port
5 // Modified by: Wlodzimierz ABX Skiba - native implementation
6 // Created: 10/13/04
7 // RCS-ID: $Id$
8 // Copyright: (c) William Osborne, Wlodzimierz Skiba
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 // For compilers that support precompilation, includes "wx.h".
13 #include "wx/wxprec.h"
14
15 #ifdef __BORLANDC__
16 #pragma hdrstop
17 #endif
18
19 #if wxUSE_SLIDER
20
21 #include "wx/slider.h"
22
23 #ifndef WX_PRECOMP
24 #include "wx/utils.h"
25 #include "wx/brush.h"
26 #include "wx/toplevel.h"
27 #endif
28
29 #include <Form.h>
30 #include <Control.h>
31
32 #if wxUSE_EXTENDED_RTTI
33 WX_DEFINE_FLAGS( wxSliderStyle )
34
35 wxBEGIN_FLAGS( wxSliderStyle )
36 // new style border flags, we put them first to
37 // use them for streaming out
38 wxFLAGS_MEMBER(wxBORDER_SIMPLE)
39 wxFLAGS_MEMBER(wxBORDER_SUNKEN)
40 wxFLAGS_MEMBER(wxBORDER_DOUBLE)
41 wxFLAGS_MEMBER(wxBORDER_RAISED)
42 wxFLAGS_MEMBER(wxBORDER_STATIC)
43 wxFLAGS_MEMBER(wxBORDER_NONE)
44
45 // old style border flags
46 wxFLAGS_MEMBER(wxSIMPLE_BORDER)
47 wxFLAGS_MEMBER(wxSUNKEN_BORDER)
48 wxFLAGS_MEMBER(wxDOUBLE_BORDER)
49 wxFLAGS_MEMBER(wxRAISED_BORDER)
50 wxFLAGS_MEMBER(wxSTATIC_BORDER)
51 wxFLAGS_MEMBER(wxBORDER)
52
53 // standard window styles
54 wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
55 wxFLAGS_MEMBER(wxCLIP_CHILDREN)
56 wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
57 wxFLAGS_MEMBER(wxWANTS_CHARS)
58 wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
59 wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
60 wxFLAGS_MEMBER(wxVSCROLL)
61 wxFLAGS_MEMBER(wxHSCROLL)
62
63 wxFLAGS_MEMBER(wxSL_HORIZONTAL)
64 wxFLAGS_MEMBER(wxSL_VERTICAL)
65 wxFLAGS_MEMBER(wxSL_AUTOTICKS)
66 wxFLAGS_MEMBER(wxSL_LABELS)
67 wxFLAGS_MEMBER(wxSL_LEFT)
68 wxFLAGS_MEMBER(wxSL_TOP)
69 wxFLAGS_MEMBER(wxSL_RIGHT)
70 wxFLAGS_MEMBER(wxSL_BOTTOM)
71 wxFLAGS_MEMBER(wxSL_BOTH)
72 wxFLAGS_MEMBER(wxSL_SELRANGE)
73
74 wxEND_FLAGS( wxSliderStyle )
75
76 IMPLEMENT_DYNAMIC_CLASS_XTI(wxSlider, wxControl,"wx/slider.h")
77
78 wxBEGIN_PROPERTIES_TABLE(wxSlider)
79 wxEVENT_RANGE_PROPERTY( Scroll , wxEVT_SCROLL_TOP , wxEVT_SCROLL_ENDSCROLL , wxScrollEvent )
80 wxEVENT_PROPERTY( Updated , wxEVT_COMMAND_SLIDER_UPDATED , wxCommandEvent )
81
82 wxPROPERTY( Value , int , SetValue, GetValue , 0, 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
83 wxPROPERTY( Minimum , int , SetMin, GetMin, 0 , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
84 wxPROPERTY( Maximum , int , SetMax, GetMax, 0 , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
85 wxPROPERTY( PageSize , int , SetPageSize, GetLineSize, 1 , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
86 wxPROPERTY( LineSize , int , SetLineSize, GetLineSize, 1 , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
87 wxPROPERTY( ThumbLength , int , SetThumbLength, GetThumbLength, 1 , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
88 wxPROPERTY_FLAGS( WindowStyle , wxSliderStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
89 wxEND_PROPERTIES_TABLE()
90
91 wxBEGIN_HANDLERS_TABLE(wxSlider)
92 wxEND_HANDLERS_TABLE()
93
94 wxCONSTRUCTOR_8( wxSlider , wxWindow* , Parent , wxWindowID , Id , int , Value , int , Minimum , int , Maximum , wxPoint , Position , wxSize , Size , long , WindowStyle )
95 #else
96 IMPLEMENT_DYNAMIC_CLASS(wxSlider, wxControl)
97 #endif
98
99 // Slider
100 void wxSlider::Init()
101 {
102 m_oldValue = m_oldPos = 0;
103 m_lineSize = 1;
104 }
105
106 bool wxSlider::Create(wxWindow *parent, wxWindowID id,
107 int value, int minValue, int maxValue,
108 const wxPoint& pos,
109 const wxSize& size, long style,
110 const wxValidator& validator,
111 const wxString& name)
112 {
113 // wxSL_AUTOTICKS is ignored - always on
114 // wxSL_LABELS is ignored - always off
115 // wxSL_LEFT is ignored - always off
116 // wxSL_RIGHT is ignored - always off
117 // wxSL_TOP is ignored - always off
118 // wxSL_SELRANGE is ignored - always off
119 // wxSL_VERTICAL is impossible in native form
120 wxCHECK_MSG(!(style & wxSL_VERTICAL), false, _T("non vertical slider on PalmOS"));
121
122 if(!wxControl::Create(parent, id, pos, size, style, validator, name))
123 return false;
124
125 FormType* form = (FormType*)GetParentForm();
126 if(form==NULL)
127 return false;
128
129 m_oldValue = m_oldPos = value;
130
131 wxCoord x = pos.x == wxDefaultCoord ? 0 : pos.x,
132 y = pos.y == wxDefaultCoord ? 0 : pos.y,
133 w = size.x == wxDefaultCoord ? 1 : size.x,
134 h = size.y == wxDefaultCoord ? 1 : size.y;
135
136 AdjustForParentClientOrigin(x, y);
137
138 SliderControlType *slider = CtlNewSliderControl (
139 (void **)&form,
140 GetId(),
141 feedbackSliderCtl,
142 NULL,
143 0,
144 0,
145 x,
146 y,
147 w,
148 h,
149 minValue,
150 maxValue,
151 1,
152 value
153 );
154
155 if(slider==NULL)
156 return false;
157
158 SetInitialBestSize(size);
159 Show();
160 return true;
161 }
162
163 wxSlider::~wxSlider()
164 {
165 }
166
167 int wxSlider::GetMin() const
168 {
169 ControlType *control = (ControlType *)GetObjectPtr();
170 if(control==NULL)
171 return 0;
172 uint16_t ret;
173 CtlGetSliderValues(control, &ret, NULL, NULL, NULL);
174 return ret;
175 }
176
177 int wxSlider::GetMax() const
178 {
179 ControlType *control = (ControlType *)GetObjectPtr();
180 if(control==NULL)
181 return 0;
182 uint16_t ret;
183 CtlGetSliderValues(control, NULL, &ret, NULL, NULL);
184 return ret;
185 }
186
187 int wxSlider::GetPageSize() const
188 {
189 ControlType *control = (ControlType *)GetObjectPtr();
190 if(control==NULL)
191 return 0;
192 uint16_t ret;
193 CtlGetSliderValues(control, NULL, NULL, &ret, NULL);
194 return ret;
195 }
196
197 int wxSlider::GetValue() const
198 {
199 ControlType *control = (ControlType *)GetObjectPtr();
200 if(control==NULL)
201 return 0;
202 uint16_t ret;
203 CtlGetSliderValues(control, NULL, NULL, NULL, &ret);
204 return ValueInvertOrNot(ret);
205 }
206
207 void wxSlider::SetValue(int value)
208 {
209 SetIntValue(ValueInvertOrNot(value));
210 m_oldValue = m_oldPos = value;
211 }
212
213 wxSize wxSlider::DoGetBestSize() const
214 {
215 // 15 is taken as used in one of official samples
216 // 45 is dummy height tripled, any idea what's better ?
217 return wxSize(45,15);
218 }
219
220
221 void wxSlider::SetRange(int WXUNUSED(minValue), int WXUNUSED(maxValue))
222 {
223 // unsupported feature
224 }
225
226 void wxSlider::SetTickFreq(int WXUNUSED(n), int WXUNUSED(pos))
227 {
228 // unsupported feature
229 }
230
231 void wxSlider::SetPageSize(int pageSize)
232 {
233 ControlType *control = (ControlType *)GetObjectPtr();
234 if(control==NULL)
235 return;
236 uint16_t val = pageSize;
237 CtlSetSliderValues(control, NULL, NULL, &val, NULL);
238 }
239
240 void wxSlider::ClearSel()
241 {
242 // unsupported feature
243 }
244
245 void wxSlider::ClearTicks()
246 {
247 // unsupported feature
248 }
249
250 void wxSlider::SetLineSize(int lineSize)
251 {
252 m_lineSize = lineSize;
253 }
254
255 int wxSlider::GetLineSize() const
256 {
257 return m_lineSize;
258 }
259
260 int wxSlider::GetSelEnd() const
261 {
262 // unsupported feature
263 return GetValue();
264 }
265
266 int wxSlider::GetSelStart() const
267 {
268 // unsupported feature
269 return GetValue();
270 }
271
272 void wxSlider::SetSelection(int WXUNUSED(minPos), int WXUNUSED(maxPos))
273 {
274 // unsupported feature
275 }
276
277 void wxSlider::SetThumbLength(int WXUNUSED(len))
278 {
279 // unsupported feature
280 }
281
282 int wxSlider::GetThumbLength() const
283 {
284 // unsupported feature
285 return 0;
286 }
287
288 int wxSlider::GetTickFreq() const
289 {
290 // unsupported feature
291 return GetPageSize();
292 }
293
294 void wxSlider::SetTick(int WXUNUSED(tickPos))
295 {
296 // unsupported feature
297 }
298
299 // ----------------------------------------------------------------------------
300 // helpers
301 // ----------------------------------------------------------------------------
302
303 bool wxSlider::SendUpdatedEvent()
304 {
305 m_oldPos = GetValue();
306
307 // first thumb event
308 wxScrollEvent eventWxTrack(wxEVT_SCROLL_THUMBRELEASE, GetId());
309 eventWxTrack.SetPosition(m_oldPos);
310 eventWxTrack.SetEventObject(this);
311 bool handled = GetEventHandler()->ProcessEvent(eventWxTrack);
312
313 // then slider event if position changed
314 if( m_oldValue != m_oldPos )
315 {
316 m_oldValue = m_oldPos;
317 wxCommandEvent event(wxEVT_COMMAND_SLIDER_UPDATED, GetId());
318 event.SetEventObject(this);
319 event.SetInt(m_oldPos);
320 return ProcessCommand(event);
321 }
322
323 return handled;
324 }
325
326 bool wxSlider::SendScrollEvent(WXEVENTPTR event)
327 {
328 const EventType* palmEvent = (EventType*)event;
329 int newPos = ValueInvertOrNot(palmEvent->data.ctlRepeat.value);
330 if ( newPos == m_oldPos )
331 {
332 // nothing changed since last event
333 return false;
334 }
335
336 m_oldPos = newPos;
337
338 // first track event
339 wxScrollEvent eventWx(wxEVT_SCROLL_THUMBTRACK, GetId());
340 eventWx.SetPosition(newPos);
341 eventWx.SetEventObject(this);
342 return GetEventHandler()->ProcessEvent(eventWx);
343 }
344
345 void wxSlider::Command (wxCommandEvent & event)
346 {
347 }
348
349 #endif // wxUSE_SLIDER