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1 | /////////////////////////////////////////////////////////////////////////////// | |
2 | // Name: src/generic/choicbkg.cpp | |
3 | // Purpose: generic implementation of wxChoicebook | |
4 | // Author: Vadim Zeitlin | |
5 | // Modified by: Wlodzimierz ABX Skiba from generic/listbkg.cpp | |
6 | // Created: 15.09.04 | |
7 | // Copyright: (c) Vadim Zeitlin, Wlodzimierz Skiba | |
8 | // Licence: wxWindows licence | |
9 | /////////////////////////////////////////////////////////////////////////////// | |
10 | ||
11 | // ============================================================================ | |
12 | // declarations | |
13 | // ============================================================================ | |
14 | ||
15 | // ---------------------------------------------------------------------------- | |
16 | // headers | |
17 | // ---------------------------------------------------------------------------- | |
18 | ||
19 | // For compilers that support precompilation, includes "wx.h". | |
20 | #include "wx/wxprec.h" | |
21 | ||
22 | #ifdef __BORLANDC__ | |
23 | #pragma hdrstop | |
24 | #endif | |
25 | ||
26 | #if wxUSE_CHOICEBOOK | |
27 | ||
28 | #include "wx/choicebk.h" | |
29 | ||
30 | #ifndef WX_PRECOMP | |
31 | #include "wx/settings.h" | |
32 | #include "wx/choice.h" | |
33 | #include "wx/sizer.h" | |
34 | #endif | |
35 | ||
36 | #include "wx/imaglist.h" | |
37 | ||
38 | // ---------------------------------------------------------------------------- | |
39 | // various wxWidgets macros | |
40 | // ---------------------------------------------------------------------------- | |
41 | ||
42 | // check that the page index is valid | |
43 | #define IS_VALID_PAGE(nPage) ((nPage) < GetPageCount()) | |
44 | ||
45 | // ---------------------------------------------------------------------------- | |
46 | // event table | |
47 | // ---------------------------------------------------------------------------- | |
48 | ||
49 | IMPLEMENT_DYNAMIC_CLASS(wxChoicebook, wxBookCtrlBase) | |
50 | ||
51 | wxDEFINE_EVENT( wxEVT_CHOICEBOOK_PAGE_CHANGING, wxBookCtrlEvent ); | |
52 | wxDEFINE_EVENT( wxEVT_CHOICEBOOK_PAGE_CHANGED, wxBookCtrlEvent ); | |
53 | ||
54 | BEGIN_EVENT_TABLE(wxChoicebook, wxBookCtrlBase) | |
55 | EVT_CHOICE(wxID_ANY, wxChoicebook::OnChoiceSelected) | |
56 | END_EVENT_TABLE() | |
57 | ||
58 | // ============================================================================ | |
59 | // wxChoicebook implementation | |
60 | // ============================================================================ | |
61 | ||
62 | // ---------------------------------------------------------------------------- | |
63 | // wxChoicebook creation | |
64 | // ---------------------------------------------------------------------------- | |
65 | ||
66 | bool | |
67 | wxChoicebook::Create(wxWindow *parent, | |
68 | wxWindowID id, | |
69 | const wxPoint& pos, | |
70 | const wxSize& size, | |
71 | long style, | |
72 | const wxString& name) | |
73 | { | |
74 | if ( (style & wxBK_ALIGN_MASK) == wxBK_DEFAULT ) | |
75 | { | |
76 | style |= wxBK_TOP; | |
77 | } | |
78 | ||
79 | // no border for this control, it doesn't look nice together with | |
80 | // wxChoice border | |
81 | style &= ~wxBORDER_MASK; | |
82 | style |= wxBORDER_NONE; | |
83 | ||
84 | if ( !wxControl::Create(parent, id, pos, size, style, | |
85 | wxDefaultValidator, name) ) | |
86 | return false; | |
87 | ||
88 | m_bookctrl = new wxChoice | |
89 | ( | |
90 | this, | |
91 | wxID_ANY, | |
92 | wxDefaultPosition, | |
93 | wxDefaultSize | |
94 | ); | |
95 | ||
96 | wxSizer* mainSizer = new wxBoxSizer(IsVertical() ? wxVERTICAL : wxHORIZONTAL); | |
97 | ||
98 | if (style & wxBK_RIGHT || style & wxBK_BOTTOM) | |
99 | mainSizer->Add(0, 0, 1, wxEXPAND, 0); | |
100 | ||
101 | m_controlSizer = new wxBoxSizer(IsVertical() ? wxHORIZONTAL : wxVERTICAL); | |
102 | m_controlSizer->Add(m_bookctrl, 1, (IsVertical() ? wxALIGN_CENTRE_VERTICAL : wxALIGN_CENTRE) |wxGROW, 0); | |
103 | mainSizer->Add(m_controlSizer, 0, (IsVertical() ? (int) wxGROW : (int) wxALIGN_CENTRE_VERTICAL)|wxALL, m_controlMargin); | |
104 | SetSizer(mainSizer); | |
105 | return true; | |
106 | } | |
107 | ||
108 | // ---------------------------------------------------------------------------- | |
109 | // accessing the pages | |
110 | // ---------------------------------------------------------------------------- | |
111 | ||
112 | bool wxChoicebook::SetPageText(size_t n, const wxString& strText) | |
113 | { | |
114 | GetChoiceCtrl()->SetString(n, strText); | |
115 | ||
116 | return true; | |
117 | } | |
118 | ||
119 | wxString wxChoicebook::GetPageText(size_t n) const | |
120 | { | |
121 | return GetChoiceCtrl()->GetString(n); | |
122 | } | |
123 | ||
124 | int wxChoicebook::GetPageImage(size_t WXUNUSED(n)) const | |
125 | { | |
126 | return wxNOT_FOUND; | |
127 | } | |
128 | ||
129 | bool wxChoicebook::SetPageImage(size_t WXUNUSED(n), int WXUNUSED(imageId)) | |
130 | { | |
131 | // fail silently, the code may be written to use one of several book | |
132 | // classes and call SetPageImage() unconditionally, it's better to just | |
133 | // ignore it (which is the best we can do short of rewriting this class to | |
134 | // use wxBitmapComboBox anyhow) than complain loudly about a rather | |
135 | // harmless problem | |
136 | ||
137 | return false; | |
138 | } | |
139 | ||
140 | // ---------------------------------------------------------------------------- | |
141 | // miscellaneous other stuff | |
142 | // ---------------------------------------------------------------------------- | |
143 | ||
144 | void wxChoicebook::DoSetWindowVariant(wxWindowVariant variant) | |
145 | { | |
146 | wxBookCtrlBase::DoSetWindowVariant(variant); | |
147 | if (m_bookctrl) | |
148 | m_bookctrl->SetWindowVariant(variant); | |
149 | } | |
150 | ||
151 | void wxChoicebook::SetImageList(wxImageList *imageList) | |
152 | { | |
153 | // TODO: can be implemented in form of static bitmap near choice control | |
154 | ||
155 | wxBookCtrlBase::SetImageList(imageList); | |
156 | } | |
157 | ||
158 | // ---------------------------------------------------------------------------- | |
159 | // selection | |
160 | // ---------------------------------------------------------------------------- | |
161 | ||
162 | wxBookCtrlEvent* wxChoicebook::CreatePageChangingEvent() const | |
163 | { | |
164 | return new wxBookCtrlEvent(wxEVT_CHOICEBOOK_PAGE_CHANGING, m_windowId); | |
165 | } | |
166 | ||
167 | void wxChoicebook::MakeChangedEvent(wxBookCtrlEvent &event) | |
168 | { | |
169 | event.SetEventType(wxEVT_CHOICEBOOK_PAGE_CHANGED); | |
170 | } | |
171 | ||
172 | // ---------------------------------------------------------------------------- | |
173 | // adding/removing the pages | |
174 | // ---------------------------------------------------------------------------- | |
175 | ||
176 | bool | |
177 | wxChoicebook::InsertPage(size_t n, | |
178 | wxWindow *page, | |
179 | const wxString& text, | |
180 | bool bSelect, | |
181 | int imageId) | |
182 | { | |
183 | if ( !wxBookCtrlBase::InsertPage(n, page, text, bSelect, imageId) ) | |
184 | return false; | |
185 | ||
186 | GetChoiceCtrl()->Insert(text, n); | |
187 | ||
188 | // if the inserted page is before the selected one, we must update the | |
189 | // index of the selected page | |
190 | if ( int(n) <= m_selection ) | |
191 | { | |
192 | // one extra page added | |
193 | m_selection++; | |
194 | GetChoiceCtrl()->Select(m_selection); | |
195 | } | |
196 | ||
197 | if ( !DoSetSelectionAfterInsertion(n, bSelect) ) | |
198 | page->Hide(); | |
199 | ||
200 | return true; | |
201 | } | |
202 | ||
203 | wxWindow *wxChoicebook::DoRemovePage(size_t page) | |
204 | { | |
205 | wxWindow *win = wxBookCtrlBase::DoRemovePage(page); | |
206 | ||
207 | if ( win ) | |
208 | { | |
209 | GetChoiceCtrl()->Delete(page); | |
210 | ||
211 | DoSetSelectionAfterRemoval(page); | |
212 | } | |
213 | ||
214 | return win; | |
215 | } | |
216 | ||
217 | ||
218 | bool wxChoicebook::DeleteAllPages() | |
219 | { | |
220 | GetChoiceCtrl()->Clear(); | |
221 | return wxBookCtrlBase::DeleteAllPages(); | |
222 | } | |
223 | ||
224 | // ---------------------------------------------------------------------------- | |
225 | // wxChoicebook events | |
226 | // ---------------------------------------------------------------------------- | |
227 | ||
228 | void wxChoicebook::OnChoiceSelected(wxCommandEvent& eventChoice) | |
229 | { | |
230 | if ( eventChoice.GetEventObject() != m_bookctrl ) | |
231 | { | |
232 | eventChoice.Skip(); | |
233 | return; | |
234 | } | |
235 | ||
236 | const int selNew = eventChoice.GetSelection(); | |
237 | ||
238 | if ( selNew == m_selection ) | |
239 | { | |
240 | // this event can only come from our own Select(m_selection) below | |
241 | // which we call when the page change is vetoed, so we should simply | |
242 | // ignore it | |
243 | return; | |
244 | } | |
245 | ||
246 | SetSelection(selNew); | |
247 | ||
248 | // change wasn't allowed, return to previous state | |
249 | if (m_selection != selNew) | |
250 | GetChoiceCtrl()->Select(m_selection); | |
251 | } | |
252 | ||
253 | #endif // wxUSE_CHOICEBOOK |