]>
Commit | Line | Data |
---|---|---|
e9576ca5 | 1 | ///////////////////////////////////////////////////////////////////////////// |
0f85d5e7 | 2 | // Name: src/mac/carbon/scrolbar.cpp |
e9576ca5 | 3 | // Purpose: wxScrollBar |
a31a5f85 | 4 | // Author: Stefan Csomor |
e9576ca5 | 5 | // Modified by: |
a31a5f85 | 6 | // Created: 1998-01-01 |
e9576ca5 | 7 | // RCS-ID: $Id$ |
a31a5f85 | 8 | // Copyright: (c) Stefan Csomor |
65571936 | 9 | // Licence: wxWindows licence |
e9576ca5 SC |
10 | ///////////////////////////////////////////////////////////////////////////// |
11 | ||
3d1a4878 | 12 | #include "wx/wxprec.h" |
d8c736e5 | 13 | |
8140eec9 SC |
14 | #ifndef WX_PRECOMP |
15 | #include "wx/intl.h" | |
16 | #include "wx/log.h" | |
0f85d5e7 | 17 | #endif |
8140eec9 | 18 | |
c31be54a | 19 | #include "wx/settings.h" |
e9576ca5 | 20 | #include "wx/scrolbar.h" |
519cb848 | 21 | #include "wx/mac/uma.h" |
e9576ca5 | 22 | |
e9576ca5 SC |
23 | IMPLEMENT_DYNAMIC_CLASS(wxScrollBar, wxControl) |
24 | ||
169935ad SC |
25 | BEGIN_EVENT_TABLE(wxScrollBar, wxControl) |
26 | END_EVENT_TABLE() | |
27 | ||
4792d192 | 28 | |
0f85d5e7 | 29 | bool wxScrollBar::Create( wxWindow *parent, |
4792d192 DS |
30 | wxWindowID id, |
31 | const wxPoint& pos, | |
32 | const wxSize& size, | |
33 | long style, | |
34 | const wxValidator& validator, | |
0f85d5e7 | 35 | const wxString& name ) |
e9576ca5 | 36 | { |
0f85d5e7 | 37 | m_macIsUserPane = false; |
4792d192 | 38 | |
0f85d5e7 | 39 | if ( !wxControl::Create( parent, id, pos, size, style, validator, name ) ) |
4792d192 | 40 | return false; |
b45ed7a2 | 41 | |
0f85d5e7 | 42 | Rect bounds = wxMacGetBoundsForControl( this, pos, size ); |
b45ed7a2 | 43 | |
0f85d5e7 DS |
44 | m_peer = new wxMacControl( this ); |
45 | OSStatus err = CreateScrollBarControl( | |
46 | MAC_WXHWND(parent->MacGetTopLevelWindowRef()), &bounds, | |
47 | 0, 0, 100, 1, true /* liveTracking */, | |
48 | GetwxMacLiveScrollbarActionProc(), | |
49 | m_peer->GetControlRefAddr() ); | |
50 | verify_noerr( err ); | |
e9576ca5 | 51 | |
0f85d5e7 | 52 | MacPostControlCreate( pos, size ); |
e9576ca5 | 53 | |
4792d192 | 54 | return true; |
e9576ca5 SC |
55 | } |
56 | ||
57 | wxScrollBar::~wxScrollBar() | |
58 | { | |
59 | } | |
60 | ||
0f85d5e7 | 61 | void wxScrollBar::SetThumbPosition( int viewStart ) |
e9576ca5 | 62 | { |
0f85d5e7 | 63 | m_peer->SetValue( viewStart ); |
e9576ca5 SC |
64 | } |
65 | ||
66 | int wxScrollBar::GetThumbPosition() const | |
67 | { | |
0f85d5e7 | 68 | return m_peer->GetValue(); |
e9576ca5 SC |
69 | } |
70 | ||
0f85d5e7 | 71 | void wxScrollBar::SetScrollbar( int position, int thumbSize, int range, int pageSize, bool refresh ) |
e9576ca5 | 72 | { |
4b1c4c21 SC |
73 | m_pageSize = pageSize; |
74 | m_viewSize = thumbSize; | |
e9576ca5 SC |
75 | m_objectSize = range; |
76 | ||
0f85d5e7 | 77 | int range1 = wxMax( (m_objectSize - m_viewSize), 0 ); |
519cb848 | 78 | |
0f85d5e7 DS |
79 | m_peer->SetMinimum( 0 ); |
80 | m_peer->SetMaximum( range1 ); | |
81 | m_peer->SetValue( position ); | |
82 | m_peer->SetViewSize( m_viewSize ); | |
e9576ca5 SC |
83 | } |
84 | ||
0f85d5e7 | 85 | void wxScrollBar::Command( wxCommandEvent& event ) |
e9576ca5 | 86 | { |
0f85d5e7 DS |
87 | SetThumbPosition( event.GetInt() ); |
88 | ProcessCommand( event ); | |
e9576ca5 SC |
89 | } |
90 | ||
0f85d5e7 | 91 | void wxScrollBar::MacHandleControlClick( WXWidget control, wxInt16 controlpart, bool mouseStillDown ) |
519cb848 | 92 | { |
0f85d5e7 DS |
93 | int position = m_peer->GetValue(); |
94 | int minPos = m_peer->GetMinimum(); | |
95 | int maxPos = m_peer->GetMaximum(); | |
4792d192 | 96 | |
e40298d5 | 97 | wxEventType scrollEvent = wxEVT_NULL; |
56fc3fa5 | 98 | int nScrollInc = 0; |
4792d192 | 99 | |
4b26b60f | 100 | // all events have already been reported during mouse down, except for THUMBRELEASE |
4792d192 | 101 | if ( !mouseStillDown && controlpart != kControlIndicatorPart ) |
0f85d5e7 | 102 | return; |
4792d192 DS |
103 | |
104 | switch ( controlpart ) | |
e40298d5 | 105 | { |
0f85d5e7 | 106 | case kControlUpButtonPart: |
4b1c4c21 | 107 | nScrollInc = -1; |
519cb848 | 108 | scrollEvent = wxEVT_SCROLL_LINEUP; |
0f85d5e7 | 109 | break; |
4792d192 | 110 | |
0f85d5e7 | 111 | case kControlDownButtonPart: |
4b1c4c21 | 112 | nScrollInc = 1; |
519cb848 | 113 | scrollEvent = wxEVT_SCROLL_LINEDOWN; |
0f85d5e7 | 114 | break; |
4792d192 | 115 | |
0f85d5e7 | 116 | case kControlPageUpPart: |
4b1c4c21 | 117 | nScrollInc = -m_pageSize; |
519cb848 | 118 | scrollEvent = wxEVT_SCROLL_PAGEUP; |
0f85d5e7 | 119 | break; |
4792d192 | 120 | |
0f85d5e7 | 121 | case kControlPageDownPart: |
4b1c4c21 | 122 | nScrollInc = m_pageSize; |
519cb848 | 123 | scrollEvent = wxEVT_SCROLL_PAGEDOWN; |
0f85d5e7 | 124 | break; |
4792d192 | 125 | |
0f85d5e7 DS |
126 | case kControlIndicatorPart: |
127 | nScrollInc = 0; | |
4b26b60f SC |
128 | if ( mouseStillDown ) |
129 | scrollEvent = wxEVT_SCROLL_THUMBTRACK; | |
130 | else | |
131 | scrollEvent = wxEVT_SCROLL_THUMBRELEASE; | |
0f85d5e7 | 132 | break; |
4792d192 | 133 | |
0f85d5e7 DS |
134 | default: |
135 | wxFAIL_MSG(wxT("unknown scrollbar selector")); | |
136 | break; | |
e40298d5 | 137 | } |
4792d192 | 138 | |
e40298d5 | 139 | int new_pos = position + nScrollInc; |
4792d192 | 140 | |
e40298d5 JS |
141 | if (new_pos < minPos) |
142 | new_pos = minPos; | |
4792d192 | 143 | else if (new_pos > maxPos) |
e40298d5 | 144 | new_pos = maxPos; |
4792d192 | 145 | |
e40298d5 | 146 | if ( nScrollInc ) |
0f85d5e7 | 147 | SetThumbPosition( new_pos ); |
4792d192 | 148 | |
0f85d5e7 | 149 | wxScrollEvent event( scrollEvent, m_windowId ); |
e40298d5 | 150 | if ( m_windowStyle & wxHORIZONTAL ) |
0f85d5e7 | 151 | event.SetOrientation( wxHORIZONTAL ); |
e40298d5 | 152 | else |
0f85d5e7 | 153 | event.SetOrientation( wxVERTICAL ); |
4792d192 | 154 | |
0f85d5e7 | 155 | event.SetPosition( new_pos ); |
e40298d5 | 156 | event.SetEventObject( this ); |
4792d192 | 157 | |
0f85d5e7 DS |
158 | wxWindow* window = GetParent(); |
159 | if (window && window->MacIsWindowScrollbar( this )) | |
e40298d5 | 160 | // this is hardcoded |
0f85d5e7 | 161 | window->MacOnScroll( event ); |
e40298d5 | 162 | else |
0f85d5e7 | 163 | GetEventHandler()->ProcessEvent( event ); |
519cb848 SC |
164 | } |
165 | ||
0f85d5e7 | 166 | wxInt32 wxScrollBar::MacControlHit( WXEVENTHANDLERREF handler, WXEVENTREF mevent ) |
4c37f124 | 167 | { |
0f85d5e7 DS |
168 | int position = m_peer->GetValue(); |
169 | int minPos = m_peer->GetMinimum(); | |
170 | int maxPos = m_peer->GetMaximum(); | |
4792d192 | 171 | |
4c37f124 SC |
172 | wxEventType scrollEvent = wxEVT_NULL; |
173 | int nScrollInc = 0; | |
4792d192 | 174 | |
0f85d5e7 DS |
175 | wxMacCarbonEvent cEvent( (EventRef)mevent ); |
176 | ControlPartCode controlpart = cEvent.GetParameter<ControlPartCode>(kEventParamControlPart, typeControlPartCode); | |
4792d192 | 177 | |
4c37f124 | 178 | // all events have already been reported during mouse down, except for THUMBRELEASE |
0f85d5e7 DS |
179 | // NB: this may need to be reviewed in light of the fact that scroll wheel events |
180 | // aren't being handled properly | |
4792d192 | 181 | if ( controlpart != kControlIndicatorPart ) |
0f85d5e7 | 182 | return eventNotHandledErr; |
4792d192 DS |
183 | |
184 | switch ( controlpart ) | |
4c37f124 | 185 | { |
0f85d5e7 DS |
186 | case kControlIndicatorPart: |
187 | nScrollInc = 0; | |
4c37f124 | 188 | scrollEvent = wxEVT_SCROLL_THUMBRELEASE; |
0f85d5e7 | 189 | break; |
4792d192 | 190 | |
0f85d5e7 DS |
191 | default: |
192 | wxFAIL_MSG(wxT("unknown scrollbar selector")); | |
193 | break; | |
4c37f124 | 194 | } |
4792d192 | 195 | |
4c37f124 | 196 | int new_pos = position + nScrollInc; |
4792d192 | 197 | |
4c37f124 SC |
198 | if (new_pos < minPos) |
199 | new_pos = minPos; | |
4792d192 | 200 | else if (new_pos > maxPos) |
4c37f124 | 201 | new_pos = maxPos; |
4792d192 | 202 | |
4c37f124 | 203 | if ( nScrollInc ) |
0f85d5e7 | 204 | SetThumbPosition( new_pos ); |
4792d192 | 205 | |
0f85d5e7 | 206 | wxScrollEvent event( scrollEvent, m_windowId ); |
4c37f124 | 207 | if ( m_windowStyle & wxHORIZONTAL ) |
4792d192 | 208 | event.SetOrientation( wxHORIZONTAL ); |
4c37f124 | 209 | else |
4792d192 DS |
210 | event.SetOrientation( wxVERTICAL ); |
211 | ||
0f85d5e7 | 212 | event.SetPosition( new_pos ); |
4c37f124 | 213 | event.SetEventObject( this ); |
0f85d5e7 DS |
214 | wxWindow* window = GetParent(); |
215 | if (window && window->MacIsWindowScrollbar( this )) | |
4c37f124 | 216 | // this is hardcoded |
0f85d5e7 | 217 | window->MacOnScroll( event ); |
4c37f124 | 218 | else |
0f85d5e7 | 219 | GetEventHandler()->ProcessEvent( event ); |
4792d192 | 220 | |
0f85d5e7 | 221 | return noErr; |
4c37f124 | 222 | } |
10ae0adb RD |
223 | |
224 | ||
225 | wxSize wxScrollBar::DoGetBestSize() const | |
226 | { | |
227 | int w = 100; | |
228 | int h = 100; | |
229 | ||
230 | if ( IsVertical() ) | |
231 | { | |
232 | w = wxSystemSettings::GetMetric(wxSYS_VSCROLL_X); | |
233 | } | |
234 | else | |
235 | { | |
236 | h = wxSystemSettings::GetMetric(wxSYS_HSCROLL_Y); | |
237 | } | |
238 | ||
239 | wxSize best(w, h); | |
240 | CacheBestSize(best); | |
241 | return best; | |
242 | } |