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806ad819 VZ |
1 | ///////////////////////////////////////////////////////////////////////////// |
2 | // Name: editlbox.cpp | |
3 | // Purpose: ListBox with editable items | |
4 | // Author: Vaclav Slavik | |
5 | // RCS-ID: $Id$ | |
6 | // Copyright: (c) Vaclav Slavik | |
7 | // Licence: wxWindows licence | |
8 | ///////////////////////////////////////////////////////////////////////////// | |
9 | ||
10 | // For compilers that support precompilation, includes "wx/wx.h". | |
11 | #include "wx/wxprec.h" | |
12 | ||
13 | #ifdef __BORLANDC__ | |
14 | #pragma hdrstop | |
15 | #endif | |
16 | ||
23575150 RR |
17 | #if wxUSE_EDITABLELISTBOX |
18 | ||
806ad819 VZ |
19 | // for all others, include the necessary headers (this file is usually all you |
20 | // need because it includes almost all "standard" wxWidgets headers) | |
21 | #ifndef WX_PRECOMP | |
22 | #include "wx/wx.h" | |
23 | #endif | |
24 | ||
25 | #include "wx/editlbox.h" | |
26 | #include "wx/sizer.h" | |
27 | #include "wx/listctrl.h" | |
28 | ||
29 | static char * eledit_xpm[] = { | |
30 | "16 16 3 1", | |
31 | " c None", | |
32 | ". c #000000", | |
33 | "+ c #00007F", | |
34 | " ", | |
35 | " ", | |
36 | " .. .. ", | |
37 | " . ", | |
38 | " . ", | |
39 | " ++++ . ++++ ", | |
40 | " ++ . ++ ++", | |
41 | " +++++ . ++++++", | |
42 | " ++ ++ . ++ ", | |
43 | " ++ ++ . ++ ++", | |
44 | " +++++ . ++++ ", | |
45 | " . ", | |
46 | " . ", | |
47 | " .. .. ", | |
48 | " ", | |
49 | " "}; | |
50 | ||
51 | static char * elnew_xpm[] = { | |
52 | "16 16 5 1", | |
53 | " c None", | |
54 | ". c #7F7F7F", | |
55 | "+ c #FFFFFF", | |
56 | "@ c #FFFF00", | |
57 | "# c #000000", | |
58 | " ", | |
59 | " ", | |
60 | " . .+ .@ ", | |
61 | " . .@.@# # # ", | |
62 | " @.@+.... # ", | |
63 | " ... @@ ", | |
64 | " @ . @. # ", | |
65 | " .# .@ ", | |
66 | " . # ", | |
67 | " # ", | |
68 | " # ", | |
69 | " # ", | |
70 | " # ", | |
71 | " # # # # # # ", | |
72 | " ", | |
73 | " "}; | |
74 | ||
75 | static char * eldel_xpm[] = { | |
76 | "16 16 3 1", | |
77 | " c None", | |
78 | ". c #7F0000", | |
79 | "+ c #FFFFFF", | |
80 | " ", | |
81 | " ", | |
82 | " ", | |
83 | " ..+ ..+ ", | |
84 | " ....+ ..+ ", | |
85 | " ....+ ..+ ", | |
86 | " ...+ .+ ", | |
87 | " .....+ ", | |
88 | " ...+ ", | |
89 | " .....+ ", | |
90 | " ...+ ..+ ", | |
91 | " ...+ ..+ ", | |
92 | " ...+ .+ ", | |
93 | " ...+ .+ ", | |
94 | " . . ", | |
95 | " "}; | |
96 | ||
97 | static char * eldown_xpm[] = { | |
98 | "16 16 2 1", | |
99 | " c None", | |
100 | ". c #000000", | |
101 | " ", | |
102 | " ", | |
103 | " ... ", | |
104 | " ... ", | |
105 | " ... ", | |
106 | " ... ", | |
107 | " ... ", | |
108 | " ... ", | |
109 | " ........... ", | |
110 | " ......... ", | |
111 | " ....... ", | |
112 | " ..... ", | |
113 | " ... ", | |
114 | " . ", | |
115 | " ", | |
116 | " "}; | |
117 | ||
118 | static char * elup_xpm[] = { | |
119 | "16 16 2 1", | |
120 | " c None", | |
121 | ". c #000000", | |
122 | " ", | |
123 | " . ", | |
124 | " ... ", | |
125 | " ..... ", | |
126 | " ....... ", | |
127 | " ......... ", | |
128 | " ........... ", | |
129 | " ... ", | |
130 | " ... ", | |
131 | " ... ", | |
132 | " ... ", | |
133 | " ... ", | |
134 | " ... ", | |
135 | " ", | |
136 | " ", | |
137 | " "}; | |
138 | ||
139 | // list control with auto-resizable column: | |
140 | class CleverListCtrl : public wxListCtrl | |
141 | { | |
142 | public: | |
143 | CleverListCtrl(wxWindow *parent, | |
144 | wxWindowID id = wxID_ANY, | |
145 | const wxPoint &pos = wxDefaultPosition, | |
146 | const wxSize &size = wxDefaultSize, | |
147 | long style = wxLC_ICON, | |
148 | const wxValidator& validator = wxDefaultValidator, | |
149 | const wxString &name = wxListCtrlNameStr) | |
150 | : wxListCtrl(parent, id, pos, size, style, validator, name) | |
151 | { | |
152 | CreateColumns(); | |
153 | } | |
154 | ||
155 | void CreateColumns() | |
156 | { | |
157 | InsertColumn(0, _T("item")); | |
158 | SizeColumns(); | |
159 | } | |
160 | ||
161 | void SizeColumns() | |
162 | { | |
163 | int w = GetSize().x; | |
164 | #ifdef __WXMSW__ | |
165 | w -= wxSystemSettings::GetMetric(wxSYS_VSCROLL_X) + 6; | |
166 | #else | |
167 | w -= 2*wxSystemSettings::GetMetric(wxSYS_VSCROLL_X); | |
168 | #endif | |
169 | SetColumnWidth(0, w); | |
170 | } | |
171 | ||
172 | private: | |
173 | DECLARE_EVENT_TABLE() | |
174 | void OnSize(wxSizeEvent& event) | |
175 | { | |
176 | SizeColumns(); | |
177 | event.Skip(); | |
178 | } | |
179 | }; | |
180 | ||
181 | BEGIN_EVENT_TABLE(CleverListCtrl, wxListCtrl) | |
182 | EVT_SIZE(CleverListCtrl::OnSize) | |
183 | END_EVENT_TABLE() | |
184 | ||
185 | IMPLEMENT_CLASS(wxEditableListBox, wxPanel) | |
186 | ||
187 | // NB: generate the IDs at runtime to avoid conflict with XRCID values, | |
188 | // they could cause XRCCTRL() failures in XRC-based dialogs | |
189 | const int wxID_ELB_DELETE = wxNewId(); | |
190 | const int wxID_ELB_EDIT = wxNewId(); | |
191 | const int wxID_ELB_NEW = wxNewId(); | |
192 | const int wxID_ELB_UP = wxNewId(); | |
193 | const int wxID_ELB_DOWN = wxNewId(); | |
194 | const int wxID_ELB_LISTCTRL = wxNewId(); | |
195 | ||
196 | BEGIN_EVENT_TABLE(wxEditableListBox, wxPanel) | |
197 | EVT_LIST_ITEM_SELECTED(wxID_ELB_LISTCTRL, wxEditableListBox::OnItemSelected) | |
198 | EVT_LIST_END_LABEL_EDIT(wxID_ELB_LISTCTRL, wxEditableListBox::OnEndLabelEdit) | |
199 | EVT_BUTTON(wxID_ELB_NEW, wxEditableListBox::OnNewItem) | |
200 | EVT_BUTTON(wxID_ELB_UP, wxEditableListBox::OnUpItem) | |
201 | EVT_BUTTON(wxID_ELB_DOWN, wxEditableListBox::OnDownItem) | |
202 | EVT_BUTTON(wxID_ELB_EDIT, wxEditableListBox::OnEditItem) | |
203 | EVT_BUTTON(wxID_ELB_DELETE, wxEditableListBox::OnDelItem) | |
204 | END_EVENT_TABLE() | |
205 | ||
206 | wxEditableListBox::wxEditableListBox(wxWindow *parent, wxWindowID id, | |
207 | const wxString& label, | |
208 | const wxPoint& pos, const wxSize& size, | |
209 | long style, | |
210 | const wxString& name) | |
211 | : wxPanel(parent, id, pos, size, wxTAB_TRAVERSAL, name) | |
212 | { | |
213 | m_style = style; | |
214 | m_bEdit = m_bNew = m_bDel = m_bUp = m_bDown = NULL; | |
215 | ||
216 | wxSizer *sizer = new wxBoxSizer(wxVERTICAL); | |
217 | ||
218 | wxPanel *subp = new wxPanel(this, wxID_ANY, wxDefaultPosition, wxDefaultSize, | |
219 | wxSUNKEN_BORDER | wxTAB_TRAVERSAL); | |
220 | wxSizer *subsizer = new wxBoxSizer(wxHORIZONTAL); | |
221 | subsizer->Add(new wxStaticText(subp, wxID_ANY, label), 1, wxALIGN_CENTRE_VERTICAL | wxLEFT, 4); | |
222 | ||
223 | #ifdef __WXMSW__ | |
224 | #define BTN_BORDER 4 | |
225 | // FIXME - why is this needed? There's some reason why sunken border is | |
226 | // ignored by sizers in wxMSW but not in wxGTK that I can't | |
227 | // figure out... | |
228 | #else | |
229 | #define BTN_BORDER 0 | |
230 | #endif | |
231 | ||
232 | if ( m_style & wxEL_ALLOW_EDIT ) | |
233 | { | |
234 | m_bEdit = new wxBitmapButton(subp, wxID_ELB_EDIT, wxBitmap(eledit_xpm)); | |
235 | subsizer->Add(m_bEdit, 0, wxALIGN_CENTRE_VERTICAL | wxTOP | wxBOTTOM, BTN_BORDER); | |
236 | } | |
237 | ||
238 | if ( m_style & wxEL_ALLOW_NEW ) | |
239 | { | |
240 | m_bNew = new wxBitmapButton(subp, wxID_ELB_NEW, wxBitmap(elnew_xpm)); | |
241 | subsizer->Add(m_bNew, 0, wxALIGN_CENTRE_VERTICAL | wxTOP | wxBOTTOM, BTN_BORDER); | |
242 | } | |
243 | ||
244 | if ( m_style & wxEL_ALLOW_DELETE ) | |
245 | { | |
246 | m_bDel = new wxBitmapButton(subp, wxID_ELB_DELETE, wxBitmap(eldel_xpm)); | |
247 | subsizer->Add(m_bDel, 0, wxALIGN_CENTRE_VERTICAL | wxTOP | wxBOTTOM, BTN_BORDER); | |
248 | } | |
249 | ||
250 | if (!(m_style & wxEL_NO_REORDER)) | |
251 | { | |
252 | m_bUp = new wxBitmapButton(subp, wxID_ELB_UP, wxBitmap(elup_xpm)); | |
253 | subsizer->Add(m_bUp, 0, wxALIGN_CENTRE_VERTICAL | wxTOP | wxBOTTOM, BTN_BORDER); | |
254 | ||
255 | m_bDown = new wxBitmapButton(subp, wxID_ELB_DOWN, wxBitmap(eldown_xpm)); | |
256 | subsizer->Add(m_bDown, 0, wxALIGN_CENTRE_VERTICAL | wxTOP | wxBOTTOM, BTN_BORDER); | |
257 | } | |
258 | ||
259 | #if wxUSE_TOOLTIPS | |
260 | if ( m_bEdit ) m_bEdit->SetToolTip(_("Edit item")); | |
261 | if ( m_bNew ) m_bNew->SetToolTip(_("New item")); | |
262 | if ( m_bDel ) m_bDel->SetToolTip(_("Delete item")); | |
263 | if ( m_bUp ) m_bUp->SetToolTip(_("Move up")); | |
264 | if ( m_bDown ) m_bDown->SetToolTip(_("Move down")); | |
265 | #endif | |
266 | ||
267 | subp->SetSizer(subsizer); | |
268 | subsizer->Fit(subp); | |
269 | ||
270 | sizer->Add(subp, 0, wxEXPAND); | |
271 | ||
272 | long st = wxLC_REPORT | wxLC_NO_HEADER | wxLC_SINGLE_SEL | wxSUNKEN_BORDER; | |
273 | if ( style & wxEL_ALLOW_EDIT ) | |
274 | st |= wxLC_EDIT_LABELS; | |
275 | m_listCtrl = new CleverListCtrl(this, wxID_ELB_LISTCTRL, | |
276 | wxDefaultPosition, wxDefaultSize, st); | |
277 | wxArrayString empty_ar; | |
278 | SetStrings(empty_ar); | |
279 | ||
280 | sizer->Add(m_listCtrl, 1, wxEXPAND); | |
281 | ||
282 | SetSizer(sizer); | |
283 | Layout(); | |
284 | } | |
285 | ||
286 | void wxEditableListBox::SetStrings(const wxArrayString& strings) | |
287 | { | |
288 | m_listCtrl->DeleteAllItems(); | |
289 | size_t i; | |
290 | ||
291 | for (i = 0; i < strings.GetCount(); i++) | |
292 | m_listCtrl->InsertItem(i, strings[i]); | |
293 | ||
294 | m_listCtrl->InsertItem(strings.GetCount(), wxEmptyString); | |
295 | m_listCtrl->SetItemState(0, wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED); | |
296 | } | |
297 | ||
298 | void wxEditableListBox::GetStrings(wxArrayString& strings) const | |
299 | { | |
300 | strings.Clear(); | |
301 | ||
302 | for (int i = 0; i < m_listCtrl->GetItemCount()-1; i++) | |
303 | strings.Add(m_listCtrl->GetItemText(i)); | |
304 | } | |
305 | ||
306 | void wxEditableListBox::OnItemSelected(wxListEvent& event) | |
307 | { | |
308 | m_selection = event.GetIndex(); | |
309 | if (!(m_style & wxEL_NO_REORDER)) | |
310 | { | |
311 | m_bUp->Enable(m_selection != 0 && m_selection < m_listCtrl->GetItemCount()-1); | |
312 | m_bDown->Enable(m_selection < m_listCtrl->GetItemCount()-2); | |
313 | } | |
314 | ||
315 | if (m_style & wxEL_ALLOW_EDIT) | |
316 | m_bEdit->Enable(m_selection < m_listCtrl->GetItemCount()-1); | |
317 | if (m_style & wxEL_ALLOW_DELETE) | |
318 | m_bDel->Enable(m_selection < m_listCtrl->GetItemCount()-1); | |
319 | } | |
320 | ||
321 | void wxEditableListBox::OnNewItem(wxCommandEvent& WXUNUSED(event)) | |
322 | { | |
323 | m_listCtrl->SetItemState(m_listCtrl->GetItemCount()-1, | |
324 | wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED); | |
325 | m_listCtrl->EditLabel(m_selection); | |
326 | } | |
327 | ||
328 | void wxEditableListBox::OnEndLabelEdit(wxListEvent& event) | |
329 | { | |
330 | if ( event.GetIndex() == m_listCtrl->GetItemCount()-1 && | |
331 | !event.GetText().empty() ) | |
332 | { | |
333 | // The user edited last (empty) line, i.e. added new entry. We have to | |
334 | // add new empty line here so that adding one more line is still | |
335 | // possible: | |
336 | m_listCtrl->InsertItem(m_listCtrl->GetItemCount(), wxEmptyString); | |
337 | ||
338 | // Simulate a wxEVT_COMMAND_LIST_ITEM_SELECTED event for the new item, | |
339 | // so that the buttons are enabled/disabled properly | |
340 | wxListEvent selectionEvent(wxEVT_COMMAND_LIST_ITEM_SELECTED, m_listCtrl->GetId()); | |
341 | selectionEvent.m_itemIndex = event.GetIndex(); | |
342 | m_listCtrl->GetEventHandler()->ProcessEvent(selectionEvent); | |
343 | } | |
344 | } | |
345 | ||
346 | void wxEditableListBox::OnDelItem(wxCommandEvent& WXUNUSED(event)) | |
347 | { | |
348 | m_listCtrl->DeleteItem(m_selection); | |
349 | m_listCtrl->SetItemState(m_selection, | |
350 | wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED); | |
351 | } | |
352 | ||
353 | void wxEditableListBox::OnEditItem(wxCommandEvent& WXUNUSED(event)) | |
354 | { | |
355 | m_listCtrl->EditLabel(m_selection); | |
356 | } | |
357 | ||
358 | void wxEditableListBox::OnUpItem(wxCommandEvent& WXUNUSED(event)) | |
359 | { | |
360 | wxString t1, t2; | |
361 | ||
362 | t1 = m_listCtrl->GetItemText(m_selection - 1); | |
363 | t2 = m_listCtrl->GetItemText(m_selection); | |
364 | m_listCtrl->SetItemText(m_selection - 1, t2); | |
365 | m_listCtrl->SetItemText(m_selection, t1); | |
366 | m_listCtrl->SetItemState(m_selection - 1, | |
367 | wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED); | |
368 | } | |
369 | ||
370 | void wxEditableListBox::OnDownItem(wxCommandEvent& WXUNUSED(event)) | |
371 | { | |
372 | wxString t1, t2; | |
373 | ||
374 | t1 = m_listCtrl->GetItemText(m_selection + 1); | |
375 | t2 = m_listCtrl->GetItemText(m_selection); | |
376 | m_listCtrl->SetItemText(m_selection + 1, t2); | |
377 | m_listCtrl->SetItemText(m_selection, t1); | |
378 | m_listCtrl->SetItemState(m_selection + 1, | |
379 | wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED); | |
380 | } | |
23575150 RR |
381 | |
382 | #endif // wxUSE_EDITABLELISTBOX |