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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: src/osx/carbon/gauge.cpp | |
3 | // Purpose: wxGauge class | |
4 | // Author: Stefan Csomor | |
5 | // Modified by: | |
6 | // Created: 1998-01-01 | |
7 | // Copyright: (c) Stefan Csomor | |
8 | // Licence: wxWindows licence | |
9 | ///////////////////////////////////////////////////////////////////////////// | |
10 | ||
11 | #include "wx/wxprec.h" | |
12 | ||
13 | #if wxUSE_GAUGE | |
14 | ||
15 | #include "wx/gauge.h" | |
16 | ||
17 | #include "wx/osx/private.h" | |
18 | ||
19 | class wxMacGaugeCarbonControl : public wxMacControl | |
20 | { | |
21 | public : | |
22 | wxMacGaugeCarbonControl( wxWindowMac* peer ) : wxMacControl( peer ) | |
23 | { | |
24 | } | |
25 | ||
26 | void SetMaximum(wxInt32 v) | |
27 | { | |
28 | // switch back to determinate mode if not there already | |
29 | if ( GetData<Boolean>( kControlNoPart, kControlProgressBarIndeterminateTag ) != false ) | |
30 | { | |
31 | SetData<Boolean>( kControlNoPart, kControlProgressBarIndeterminateTag, (Boolean)false ); | |
32 | } | |
33 | ||
34 | wxMacControl::SetMaximum( v ) ; | |
35 | } | |
36 | ||
37 | void SetValue(wxInt32 v) | |
38 | { | |
39 | // switch back to determinate mode if not there already | |
40 | if ( GetData<Boolean>( kControlNoPart, kControlProgressBarIndeterminateTag ) != false ) | |
41 | { | |
42 | SetData<Boolean>( kControlNoPart, kControlProgressBarIndeterminateTag, (Boolean)false ); | |
43 | } | |
44 | ||
45 | wxMacControl::SetValue( v ) ; | |
46 | ||
47 | // turn off animation in the unnecessary situations as this is consuming a lot of CPU otherwise | |
48 | Boolean shouldAnimate = ( v > 0 && v < GetMaximum() ) ; | |
49 | if ( GetData<Boolean>( kControlEntireControl, kControlProgressBarAnimatingTag ) != shouldAnimate ) | |
50 | { | |
51 | SetData<Boolean>( kControlEntireControl, kControlProgressBarAnimatingTag, shouldAnimate ) ; | |
52 | if ( !shouldAnimate ) | |
53 | SetNeedsDisplay(NULL) ; | |
54 | } | |
55 | } | |
56 | ||
57 | void PulseGauge() | |
58 | { | |
59 | if ( GetData<Boolean>( kControlNoPart, kControlProgressBarIndeterminateTag ) != true ) | |
60 | { | |
61 | SetData<Boolean>( kControlNoPart, kControlProgressBarIndeterminateTag, true); | |
62 | } | |
63 | ||
64 | if ( GetData<Boolean>( kControlEntireControl, kControlProgressBarAnimatingTag ) != true ) | |
65 | { | |
66 | SetData<Boolean>( kControlEntireControl, kControlProgressBarAnimatingTag, true ) ; | |
67 | } | |
68 | } | |
69 | }; | |
70 | ||
71 | ||
72 | wxWidgetImplType* wxWidgetImpl::CreateGauge( wxWindowMac* wxpeer, | |
73 | wxWindowMac* parent, | |
74 | wxWindowID WXUNUSED(id), | |
75 | wxInt32 value, | |
76 | wxInt32 minimum, | |
77 | wxInt32 maximum, | |
78 | const wxPoint& pos, | |
79 | const wxSize& size, | |
80 | long WXUNUSED(style), | |
81 | long WXUNUSED(extraStyle)) | |
82 | { | |
83 | Rect bounds = wxMacGetBoundsForControl( wxpeer, pos, size ); | |
84 | wxMacGaugeCarbonControl* peer = new wxMacGaugeCarbonControl( wxpeer ); | |
85 | OSStatus err = CreateProgressBarControl( | |
86 | MAC_WXHWND(parent->MacGetTopLevelWindowRef()), &bounds, | |
87 | value, minimum, maximum, false /* not indeterminate */, peer->GetControlRefAddr() ); | |
88 | verify_noerr( err ); | |
89 | if ( value == 0 ) | |
90 | peer->SetData<Boolean>( kControlEntireControl, kControlProgressBarAnimatingTag, (Boolean)false ); | |
91 | return peer; | |
92 | } | |
93 | ||
94 | #endif // wxUSE_GAUGE | |
95 |