]>
Commit | Line | Data |
---|---|---|
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 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Vadim Zeitlin, Wlodzimierz Skiba | |
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_CHOICEBOOK | |
28 | ||
29 | #include "wx/choicebk.h" | |
30 | ||
31 | #ifndef WX_PRECOMP | |
32 | #include "wx/settings.h" | |
33 | #include "wx/choice.h" | |
34 | #include "wx/sizer.h" | |
35 | #endif | |
36 | ||
37 | #include "wx/imaglist.h" | |
38 | ||
39 | // ---------------------------------------------------------------------------- | |
40 | // various wxWidgets macros | |
41 | // ---------------------------------------------------------------------------- | |
42 | ||
43 | // check that the page index is valid | |
44 | #define IS_VALID_PAGE(nPage) ((nPage) < GetPageCount()) | |
45 | ||
46 | // ---------------------------------------------------------------------------- | |
47 | // event table | |
48 | // ---------------------------------------------------------------------------- | |
49 | ||
50 | IMPLEMENT_DYNAMIC_CLASS(wxChoicebook, wxBookCtrlBase) | |
51 | IMPLEMENT_DYNAMIC_CLASS(wxChoicebookEvent, wxNotifyEvent) | |
52 | ||
53 | const wxEventType wxEVT_COMMAND_CHOICEBOOK_PAGE_CHANGING = wxNewEventType(); | |
54 | const wxEventType wxEVT_COMMAND_CHOICEBOOK_PAGE_CHANGED = wxNewEventType(); | |
55 | ||
56 | BEGIN_EVENT_TABLE(wxChoicebook, wxBookCtrlBase) | |
57 | EVT_CHOICE(wxID_ANY, wxChoicebook::OnChoiceSelected) | |
58 | END_EVENT_TABLE() | |
59 | ||
60 | // ============================================================================ | |
61 | // wxChoicebook implementation | |
62 | // ============================================================================ | |
63 | ||
64 | // ---------------------------------------------------------------------------- | |
65 | // wxChoicebook creation | |
66 | // ---------------------------------------------------------------------------- | |
67 | ||
68 | void wxChoicebook::Init() | |
69 | { | |
70 | m_selection = wxNOT_FOUND; | |
71 | } | |
72 | ||
73 | bool | |
74 | wxChoicebook::Create(wxWindow *parent, | |
75 | wxWindowID id, | |
76 | const wxPoint& pos, | |
77 | const wxSize& size, | |
78 | long style, | |
79 | const wxString& name) | |
80 | { | |
81 | if ( (style & wxBK_ALIGN_MASK) == wxBK_DEFAULT ) | |
82 | { | |
83 | style |= wxBK_TOP; | |
84 | } | |
85 | ||
86 | // no border for this control, it doesn't look nice together with | |
87 | // wxChoice border | |
88 | style &= ~wxBORDER_MASK; | |
89 | style |= wxBORDER_NONE; | |
90 | ||
91 | if ( !wxControl::Create(parent, id, pos, size, style, | |
92 | wxDefaultValidator, name) ) | |
93 | return false; | |
94 | ||
95 | m_bookctrl = new wxChoice | |
96 | ( | |
97 | this, | |
98 | wxID_ANY, | |
99 | wxDefaultPosition, | |
100 | wxDefaultSize | |
101 | ); | |
102 | ||
103 | wxSizer* mainSizer = new wxBoxSizer(IsVertical() ? wxVERTICAL : wxHORIZONTAL); | |
104 | ||
105 | if (style & wxBK_RIGHT || style & wxBK_BOTTOM) | |
106 | mainSizer->Add(0, 0, 1, wxEXPAND, 0); | |
107 | ||
108 | m_controlSizer = new wxBoxSizer(IsVertical() ? wxHORIZONTAL : wxVERTICAL); | |
109 | m_controlSizer->Add(m_bookctrl, 1, (IsVertical() ? wxALIGN_CENTRE_VERTICAL : wxALIGN_CENTRE) |wxGROW, 0); | |
110 | mainSizer->Add(m_controlSizer, 0, (IsVertical() ? (int) wxGROW : (int) wxALIGN_CENTRE_VERTICAL)|wxALL, m_controlMargin); | |
111 | SetSizer(mainSizer); | |
112 | return true; | |
113 | } | |
114 | ||
115 | // ---------------------------------------------------------------------------- | |
116 | // wxChoicebook geometry management | |
117 | // ---------------------------------------------------------------------------- | |
118 | ||
119 | wxSize wxChoicebook::GetControllerSize() const | |
120 | { | |
121 | const wxSize sizeClient = GetClientSize(), | |
122 | sizeChoice = m_controlSizer->CalcMin(); | |
123 | ||
124 | wxSize size; | |
125 | if ( IsVertical() ) | |
126 | { | |
127 | size.x = sizeClient.x; | |
128 | size.y = sizeChoice.y; | |
129 | } | |
130 | else // left/right aligned | |
131 | { | |
132 | size.x = sizeChoice.x; | |
133 | size.y = sizeClient.y; | |
134 | } | |
135 | ||
136 | return size; | |
137 | } | |
138 | ||
139 | wxSize wxChoicebook::CalcSizeFromPage(const wxSize& sizePage) const | |
140 | { | |
141 | // we need to add the size of the choice control and the border between | |
142 | const wxSize sizeChoice = GetControllerSize(); | |
143 | ||
144 | wxSize size = sizePage; | |
145 | if ( IsVertical() ) | |
146 | { | |
147 | size.y += sizeChoice.y + GetInternalBorder(); | |
148 | } | |
149 | else // left/right aligned | |
150 | { | |
151 | size.x += sizeChoice.x + GetInternalBorder(); | |
152 | } | |
153 | ||
154 | return size; | |
155 | } | |
156 | ||
157 | ||
158 | // ---------------------------------------------------------------------------- | |
159 | // accessing the pages | |
160 | // ---------------------------------------------------------------------------- | |
161 | ||
162 | bool wxChoicebook::SetPageText(size_t n, const wxString& strText) | |
163 | { | |
164 | GetChoiceCtrl()->SetString(n, strText); | |
165 | ||
166 | return true; | |
167 | } | |
168 | ||
169 | wxString wxChoicebook::GetPageText(size_t n) const | |
170 | { | |
171 | return GetChoiceCtrl()->GetString(n); | |
172 | } | |
173 | ||
174 | int wxChoicebook::GetPageImage(size_t WXUNUSED(n)) const | |
175 | { | |
176 | wxFAIL_MSG( _T("wxChoicebook::GetPageImage() not implemented") ); | |
177 | ||
178 | return wxNOT_FOUND; | |
179 | } | |
180 | ||
181 | bool wxChoicebook::SetPageImage(size_t WXUNUSED(n), int WXUNUSED(imageId)) | |
182 | { | |
183 | wxFAIL_MSG( _T("wxChoicebook::SetPageImage() not implemented") ); | |
184 | ||
185 | return false; | |
186 | } | |
187 | ||
188 | // ---------------------------------------------------------------------------- | |
189 | // image list stuff | |
190 | // ---------------------------------------------------------------------------- | |
191 | ||
192 | void wxChoicebook::SetImageList(wxImageList *imageList) | |
193 | { | |
194 | // TODO: can be implemented in form of static bitmap near choice control | |
195 | ||
196 | wxBookCtrlBase::SetImageList(imageList); | |
197 | } | |
198 | ||
199 | // ---------------------------------------------------------------------------- | |
200 | // selection | |
201 | // ---------------------------------------------------------------------------- | |
202 | ||
203 | int wxChoicebook::GetSelection() const | |
204 | { | |
205 | return m_selection; | |
206 | } | |
207 | ||
208 | wxBookCtrlBaseEvent* wxChoicebook::CreatePageChangingEvent() const | |
209 | { | |
210 | return new wxChoicebookEvent(wxEVT_COMMAND_CHOICEBOOK_PAGE_CHANGING, m_windowId); | |
211 | } | |
212 | ||
213 | void wxChoicebook::MakeChangedEvent(wxBookCtrlBaseEvent &event) | |
214 | { | |
215 | event.SetEventType(wxEVT_COMMAND_CHOICEBOOK_PAGE_CHANGED); | |
216 | } | |
217 | ||
218 | // ---------------------------------------------------------------------------- | |
219 | // adding/removing the pages | |
220 | // ---------------------------------------------------------------------------- | |
221 | ||
222 | bool | |
223 | wxChoicebook::InsertPage(size_t n, | |
224 | wxWindow *page, | |
225 | const wxString& text, | |
226 | bool bSelect, | |
227 | int imageId) | |
228 | { | |
229 | if ( !wxBookCtrlBase::InsertPage(n, page, text, bSelect, imageId) ) | |
230 | return false; | |
231 | ||
232 | GetChoiceCtrl()->Insert(text, n); | |
233 | ||
234 | // if the inserted page is before the selected one, we must update the | |
235 | // index of the selected page | |
236 | if ( int(n) <= m_selection ) | |
237 | { | |
238 | // one extra page added | |
239 | m_selection++; | |
240 | GetChoiceCtrl()->Select(m_selection); | |
241 | } | |
242 | ||
243 | // some page should be selected: either this one or the first one if there | |
244 | // is still no selection | |
245 | int selNew = wxNOT_FOUND; | |
246 | if ( bSelect ) | |
247 | selNew = n; | |
248 | else if ( m_selection == wxNOT_FOUND ) | |
249 | selNew = 0; | |
250 | ||
251 | if ( selNew != m_selection ) | |
252 | page->Hide(); | |
253 | ||
254 | if ( selNew != wxNOT_FOUND ) | |
255 | SetSelection(selNew); | |
256 | ||
257 | return true; | |
258 | } | |
259 | ||
260 | wxWindow *wxChoicebook::DoRemovePage(size_t page) | |
261 | { | |
262 | const size_t page_count = GetPageCount(); | |
263 | wxWindow *win = wxBookCtrlBase::DoRemovePage(page); | |
264 | ||
265 | if ( win ) | |
266 | { | |
267 | GetChoiceCtrl()->Delete(page); | |
268 | ||
269 | if (m_selection >= (int)page) | |
270 | { | |
271 | // force new sel valid if possible | |
272 | int sel = m_selection - 1; | |
273 | if (page_count == 1) | |
274 | sel = wxNOT_FOUND; | |
275 | else if ((page_count == 2) || (sel == -1)) | |
276 | sel = 0; | |
277 | ||
278 | // force sel invalid if deleting current page - don't try to hide it | |
279 | m_selection = (m_selection == (int)page) ? wxNOT_FOUND : m_selection - 1; | |
280 | ||
281 | if ((sel != wxNOT_FOUND) && (sel != m_selection)) | |
282 | SetSelection(sel); | |
283 | } | |
284 | } | |
285 | ||
286 | return win; | |
287 | } | |
288 | ||
289 | ||
290 | bool wxChoicebook::DeleteAllPages() | |
291 | { | |
292 | GetChoiceCtrl()->Clear(); | |
293 | return wxBookCtrlBase::DeleteAllPages(); | |
294 | } | |
295 | ||
296 | // ---------------------------------------------------------------------------- | |
297 | // wxChoicebook events | |
298 | // ---------------------------------------------------------------------------- | |
299 | ||
300 | void wxChoicebook::OnChoiceSelected(wxCommandEvent& eventChoice) | |
301 | { | |
302 | if ( eventChoice.GetEventObject() != m_bookctrl ) | |
303 | { | |
304 | eventChoice.Skip(); | |
305 | return; | |
306 | } | |
307 | ||
308 | const int selNew = eventChoice.GetSelection(); | |
309 | ||
310 | if ( selNew == m_selection ) | |
311 | { | |
312 | // this event can only come from our own Select(m_selection) below | |
313 | // which we call when the page change is vetoed, so we should simply | |
314 | // ignore it | |
315 | return; | |
316 | } | |
317 | ||
318 | SetSelection(selNew); | |
319 | ||
320 | // change wasn't allowed, return to previous state | |
321 | if (m_selection != selNew) | |
322 | GetChoiceCtrl()->Select(m_selection); | |
323 | } | |
324 | ||
325 | #endif // wxUSE_CHOICEBOOK |