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1 | /////////////////////////////////////////////////////////////////////////////// | |
2 | // Name: src/common/clrpickercmn.cpp | |
3 | // Purpose: wxColourPickerCtrl class implementation | |
4 | // Author: Francesco Montorsi (readapted code written by Vadim Zeitlin) | |
5 | // Modified by: | |
6 | // Created: 15/04/2006 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Vadim Zeitlin, Francesco Montorsi | |
9 | // Licence: wxWindows licence | |
10 | /////////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | // ============================================================================ | |
13 | // declarations | |
14 | // ============================================================================ | |
15 | ||
16 | // ---------------------------------------------------------------------------- | |
17 | // headers | |
18 | // ---------------------------------------------------------------------------- | |
19 | ||
20 | // For compilers that support precompilation, includes "wx.h". | |
21 | #include "wx/wxprec.h" | |
22 | ||
23 | #ifdef __BORLANDC__ | |
24 | #pragma hdrstop | |
25 | #endif | |
26 | ||
27 | #if wxUSE_COLOURPICKERCTRL | |
28 | ||
29 | #include "wx/clrpicker.h" | |
30 | ||
31 | #ifndef WX_PRECOMP | |
32 | #include "wx/textctrl.h" | |
33 | #endif | |
34 | ||
35 | const char wxColourPickerCtrlNameStr[] = "colourpicker"; | |
36 | const char wxColourPickerWidgetNameStr[] = "colourpickerwidget"; | |
37 | ||
38 | // ============================================================================ | |
39 | // implementation | |
40 | // ============================================================================ | |
41 | ||
42 | wxDEFINE_EVENT(wxEVT_COMMAND_COLOURPICKER_CHANGED, wxColourPickerEvent) | |
43 | IMPLEMENT_DYNAMIC_CLASS(wxColourPickerCtrl, wxPickerBase) | |
44 | IMPLEMENT_DYNAMIC_CLASS(wxColourPickerEvent, wxEvent) | |
45 | ||
46 | // ---------------------------------------------------------------------------- | |
47 | // wxColourPickerCtrl | |
48 | // ---------------------------------------------------------------------------- | |
49 | ||
50 | #define M_PICKER ((wxColourPickerWidget*)m_picker) | |
51 | ||
52 | bool wxColourPickerCtrl::Create( wxWindow *parent, wxWindowID id, | |
53 | const wxColour &col, | |
54 | const wxPoint &pos, const wxSize &size, | |
55 | long style, const wxValidator& validator, | |
56 | const wxString &name ) | |
57 | { | |
58 | if (!wxPickerBase::CreateBase(parent, id, col.GetAsString(), pos, size, | |
59 | style, validator, name)) | |
60 | return false; | |
61 | ||
62 | // we are not interested to the ID of our picker as we connect | |
63 | // to its "changed" event dynamically... | |
64 | m_picker = new wxColourPickerWidget(this, wxID_ANY, col, | |
65 | wxDefaultPosition, wxDefaultSize, | |
66 | GetPickerStyle(style)); | |
67 | ||
68 | // complete sizer creation | |
69 | wxPickerBase::PostCreation(); | |
70 | ||
71 | m_picker->Connect(wxEVT_COMMAND_COLOURPICKER_CHANGED, | |
72 | wxColourPickerEventHandler(wxColourPickerCtrl::OnColourChange), | |
73 | NULL, this); | |
74 | ||
75 | return true; | |
76 | } | |
77 | ||
78 | void wxColourPickerCtrl::SetColour(const wxColour &col) | |
79 | { | |
80 | M_PICKER->SetColour(col); | |
81 | UpdateTextCtrlFromPicker(); | |
82 | } | |
83 | ||
84 | bool wxColourPickerCtrl::SetColour(const wxString &text) | |
85 | { | |
86 | wxColour col(text); // smart wxString->wxColour conversion | |
87 | if ( !col.Ok() ) | |
88 | return false; | |
89 | M_PICKER->SetColour(col); | |
90 | UpdateTextCtrlFromPicker(); | |
91 | ||
92 | return true; | |
93 | } | |
94 | ||
95 | void wxColourPickerCtrl::UpdatePickerFromTextCtrl() | |
96 | { | |
97 | wxASSERT(m_text); | |
98 | ||
99 | if (m_bIgnoreNextTextCtrlUpdate) | |
100 | { | |
101 | // ignore this update | |
102 | m_bIgnoreNextTextCtrlUpdate = false; | |
103 | return; | |
104 | } | |
105 | ||
106 | // wxString -> wxColour conversion | |
107 | wxColour col(m_text->GetValue()); | |
108 | if ( !col.Ok() ) | |
109 | return; // invalid user input | |
110 | ||
111 | if (M_PICKER->GetColour() != col) | |
112 | { | |
113 | M_PICKER->SetColour(col); | |
114 | ||
115 | // fire an event | |
116 | wxColourPickerEvent event(this, GetId(), col); | |
117 | GetEventHandler()->ProcessEvent(event); | |
118 | } | |
119 | } | |
120 | ||
121 | void wxColourPickerCtrl::UpdateTextCtrlFromPicker() | |
122 | { | |
123 | if (!m_text) | |
124 | return; // no textctrl to update | |
125 | ||
126 | // NOTE: this SetValue() will generate an unwanted wxEVT_COMMAND_TEXT_UPDATED | |
127 | // which will trigger a unneeded UpdateFromTextCtrl(); thus before using | |
128 | // SetValue() we set the m_bIgnoreNextTextCtrlUpdate flag... | |
129 | m_bIgnoreNextTextCtrlUpdate = true; | |
130 | m_text->SetValue(M_PICKER->GetColour().GetAsString()); | |
131 | } | |
132 | ||
133 | ||
134 | ||
135 | // ---------------------------------------------------------------------------- | |
136 | // wxColourPickerCtrl - event handlers | |
137 | // ---------------------------------------------------------------------------- | |
138 | ||
139 | void wxColourPickerCtrl::OnColourChange(wxColourPickerEvent &ev) | |
140 | { | |
141 | UpdateTextCtrlFromPicker(); | |
142 | ||
143 | // the wxColourPickerWidget sent us a colour-change notification. | |
144 | // forward this event to our parent | |
145 | wxColourPickerEvent event(this, GetId(), ev.GetColour()); | |
146 | GetEventHandler()->ProcessEvent(event); | |
147 | } | |
148 | ||
149 | #endif // wxUSE_COLOURPICKERCTRL |