1 /////////////////////////////////////////////////////////////////////////////
2 // Program: wxWidgets Widgets Sample
3 // Name: clrpicker.cpp
4 // Purpose: Shows wxColourPickerCtrl
5 // Author: Francesco Montorsi
6 // Created: 20/6/2006
7 // Id: $Id: clrpicker.cpp 43755 2006-12-03 13:43:44Z VZ $
8 // Copyright: (c) 2006 Francesco Montorsi
9 // License: wxWindows license
10 /////////////////////////////////////////////////////////////////////////////
11
12 // ============================================================================
13 // declarations
14 // ============================================================================
15
16 // ----------------------------------------------------------------------------
17 // headers
18 // ----------------------------------------------------------------------------
19
20 // for compilers that support precompilation, includes "wx/wx.h".
21 #include "wx/wxprec.h"
22
23 #ifdef __BORLANDC__
24 #pragma hdrstop
25 #endif
26
27 #if wxUSE_COLOURPICKERCTRL
28
29 // for all others, include the necessary headers
30 #ifndef WX_PRECOMP
31 #include "wx/app.h"
32 #include "wx/log.h"
33 #include "wx/radiobox.h"
34 #endif
35
36 #include "wx/artprov.h"
37 #include "wx/sizer.h"
38 #include "wx/stattext.h"
39 #include "wx/checkbox.h"
40 #include "wx/imaglist.h"
41
42 #include "wx/clrpicker.h"
43 #include "widgets.h"
44
45 #include "icons/clrpicker.xpm"
46
47 // ----------------------------------------------------------------------------
48 // constants
49 // ----------------------------------------------------------------------------
50
51 // control ids
52 enum
53 {
54 PickerPage_Reset = wxID_HIGHEST,
55 PickerPage_Colour
56 };
57
58
59 // ----------------------------------------------------------------------------
60 // ColourPickerWidgetsPage
61 // ----------------------------------------------------------------------------
62
63 class ColourPickerWidgetsPage : public WidgetsPage
64 {
65 public:
66 ColourPickerWidgetsPage(WidgetsBookCtrl *book, wxImageList *imaglist);
~ColourPickerWidgetsPage()67 virtual ~ColourPickerWidgetsPage(){};
68
GetWidget() const69 virtual wxControl *GetWidget() const { return m_clrPicker; }
RecreateWidget()70 virtual void RecreateWidget() { RecreatePicker(); }
71
72 // lazy creation of the content
73 virtual void CreateContent();
74
75 protected:
76
77 // called only once at first construction
78 void CreatePicker();
79
80 // called to recreate an existing control
81 void RecreatePicker();
82
83 // restore the checkboxes state to the initial values
84 void Reset();
85
86 // get the initial style for the picker of the given kind
87 long GetPickerStyle();
88
89
90 void OnColourChange(wxColourPickerEvent &ev);
91 void OnCheckBox(wxCommandEvent &ev);
92 void OnButtonReset(wxCommandEvent &ev);
93
94 // the picker
95 wxColourPickerCtrl *m_clrPicker;
96
97
98 // other controls
99 // --------------
100
101 wxCheckBox *m_chkColourTextCtrl,
102 *m_chkColourShowLabel;
103 wxBoxSizer *m_sizer;
104
105 private:
106 DECLARE_EVENT_TABLE()
107 DECLARE_WIDGETS_PAGE(ColourPickerWidgetsPage)
108 };
109
110 // ----------------------------------------------------------------------------
111 // event tables
112 // ----------------------------------------------------------------------------
113
114 BEGIN_EVENT_TABLE(ColourPickerWidgetsPage, WidgetsPage)
115 EVT_BUTTON(PickerPage_Reset, ColourPickerWidgetsPage::OnButtonReset)
116
117 EVT_COLOURPICKER_CHANGED(PickerPage_Colour, ColourPickerWidgetsPage::OnColourChange)
118
119 EVT_CHECKBOX(wxID_ANY, ColourPickerWidgetsPage::OnCheckBox)
120 END_EVENT_TABLE()
121
122 // ============================================================================
123 // implementation
124 // ============================================================================
125
126 #if defined(__WXGTK24__)
127 #define FAMILY_CTRLS NATIVE_CTRLS
128 #else
129 #define FAMILY_CTRLS GENERIC_CTRLS
130 #endif
131
132 IMPLEMENT_WIDGETS_PAGE(ColourPickerWidgetsPage, _T("ColourPicker"),
133 PICKER_CTRLS | FAMILY_CTRLS);
134
ColourPickerWidgetsPage(WidgetsBookCtrl * book,wxImageList * imaglist)135 ColourPickerWidgetsPage::ColourPickerWidgetsPage(WidgetsBookCtrl *book,
136 wxImageList *imaglist)
137 : WidgetsPage(book, imaglist, clrpicker_xpm)
138 {
139 }
140
CreateContent()141 void ColourPickerWidgetsPage::CreateContent()
142 {
143 // left pane
144 wxSizer *boxleft = new wxBoxSizer(wxVERTICAL);
145
146 wxStaticBoxSizer *clrbox = new wxStaticBoxSizer(wxVERTICAL, this, _T("&ColourPicker style"));
147 m_chkColourTextCtrl = CreateCheckBoxAndAddToSizer(clrbox, _T("With textctrl"), false);
148 m_chkColourShowLabel = CreateCheckBoxAndAddToSizer(clrbox, _T("With label"), false);
149 boxleft->Add(clrbox, 0, wxALL|wxGROW, 5);
150
151 boxleft->Add(new wxButton(this, PickerPage_Reset, _T("&Reset")),
152 0, wxALIGN_CENTRE_HORIZONTAL | wxALL, 15);
153
154 Reset(); // set checkboxes state
155
156 // create pickers
157 m_clrPicker = NULL;
158 CreatePicker();
159
160 // right pane
161 m_sizer = new wxBoxSizer(wxVERTICAL);
162 m_sizer->Add(1, 1, 1, wxGROW | wxALL, 5); // spacer
163 m_sizer->Add(m_clrPicker, 0, wxALIGN_CENTER|wxALL, 5);
164 m_sizer->Add(1, 1, 1, wxGROW | wxALL, 5); // spacer
165
166 // global pane
167 wxSizer *sz = new wxBoxSizer(wxHORIZONTAL);
168 sz->Add(boxleft, 0, wxGROW|wxALL, 5);
169 sz->Add(m_sizer, 1, wxGROW|wxALL, 5);
170
171 SetSizer(sz);
172 }
173
CreatePicker()174 void ColourPickerWidgetsPage::CreatePicker()
175 {
176 delete m_clrPicker;
177
178 m_clrPicker = new wxColourPickerCtrl(this, PickerPage_Colour, *wxRED,
179 wxDefaultPosition, wxDefaultSize,
180 GetPickerStyle());
181 }
182
GetPickerStyle()183 long ColourPickerWidgetsPage::GetPickerStyle()
184 {
185 long style = 0;
186
187 if ( m_chkColourTextCtrl->GetValue() )
188 style |= wxCLRP_USE_TEXTCTRL;
189
190 if ( m_chkColourShowLabel->GetValue() )
191 style |= wxCLRP_SHOW_LABEL;
192
193 return style;
194 }
195
RecreatePicker()196 void ColourPickerWidgetsPage::RecreatePicker()
197 {
198 m_sizer->Remove(1);
199 CreatePicker();
200 m_sizer->Insert(1, m_clrPicker, 0, wxALIGN_CENTER|wxALL, 5);
201
202 m_sizer->Layout();
203 }
204
Reset()205 void ColourPickerWidgetsPage::Reset()
206 {
207 m_chkColourTextCtrl->SetValue((wxCLRP_DEFAULT_STYLE & wxCLRP_USE_TEXTCTRL) != 0);
208 m_chkColourShowLabel->SetValue((wxCLRP_DEFAULT_STYLE & wxCLRP_SHOW_LABEL) != 0);
209 }
210
211
212 // ----------------------------------------------------------------------------
213 // event handlers
214 // ----------------------------------------------------------------------------
215
OnButtonReset(wxCommandEvent & WXUNUSED (event))216 void ColourPickerWidgetsPage::OnButtonReset(wxCommandEvent& WXUNUSED(event))
217 {
218 Reset();
219 RecreatePicker();
220 }
221
OnColourChange(wxColourPickerEvent & event)222 void ColourPickerWidgetsPage::OnColourChange(wxColourPickerEvent& event)
223 {
224 wxLogMessage(wxT("The colour changed to '%s' !"),
225 event.GetColour().GetAsString(wxC2S_CSS_SYNTAX).c_str());
226 }
227
OnCheckBox(wxCommandEvent & event)228 void ColourPickerWidgetsPage::OnCheckBox(wxCommandEvent &event)
229 {
230 if (event.GetEventObject() == m_chkColourTextCtrl ||
231 event.GetEventObject() == m_chkColourShowLabel)
232 RecreatePicker();
233 }
234
235 #endif // wxUSE_COLOURPICKERCTRL
236