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Increase the number of visible OS X combo items.
[wxWidgets.git] / src / generic / dirdlgg.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/generic/dirdlgg.cpp
3 // Purpose: wxDirDialog
4 // Author: Harm van der Heijden, Robert Roebling & Julian Smart
5 // Modified by:
6 // Created: 12/12/98
7 // Copyright: (c) Harm van der Heijden, Robert Roebling, Julian Smart
8 // Licence: wxWindows licence
9 /////////////////////////////////////////////////////////////////////////////
10
11 // For compilers that support precompilation, includes "wx.h".
12 #include "wx/wxprec.h"
13
14 #ifdef __BORLANDC__
15 #pragma hdrstop
16 #endif
17
18 #if wxUSE_DIRDLG
19
20 #ifndef WX_PRECOMP
21 #include "wx/textctrl.h"
22 #include "wx/button.h"
23 #include "wx/checkbox.h"
24 #include "wx/sizer.h"
25 #include "wx/intl.h"
26 #include "wx/log.h"
27 #include "wx/msgdlg.h"
28 #include "wx/bmpbuttn.h"
29 #endif
30
31 #include "wx/statline.h"
32 #include "wx/dirctrl.h"
33 #include "wx/generic/dirdlgg.h"
34 #include "wx/artprov.h"
35 #include "wx/menu.h"
36
37 // ----------------------------------------------------------------------------
38 // constants
39 // ----------------------------------------------------------------------------
40
41 static const int ID_DIRCTRL = 1000;
42 static const int ID_TEXTCTRL = 1001;
43 static const int ID_NEW = 1004;
44 static const int ID_SHOW_HIDDEN = 1005;
45 static const int ID_GO_HOME = 1006;
46
47 //-----------------------------------------------------------------------------
48 // wxGenericDirDialog
49 //-----------------------------------------------------------------------------
50
51 IMPLEMENT_DYNAMIC_CLASS(wxGenericDirDialog, wxDialog)
52
53 BEGIN_EVENT_TABLE(wxGenericDirDialog, wxDialog)
54 EVT_CLOSE (wxGenericDirDialog::OnCloseWindow)
55 EVT_BUTTON (wxID_OK, wxGenericDirDialog::OnOK)
56 EVT_BUTTON (ID_NEW, wxGenericDirDialog::OnNew)
57 EVT_BUTTON (ID_GO_HOME, wxGenericDirDialog::OnGoHome)
58 EVT_TREE_KEY_DOWN (wxID_ANY, wxGenericDirDialog::OnTreeKeyDown)
59 EVT_TREE_SEL_CHANGED (wxID_ANY, wxGenericDirDialog::OnTreeSelected)
60 EVT_TEXT_ENTER (ID_TEXTCTRL, wxGenericDirDialog::OnOK)
61 EVT_CHECKBOX (ID_SHOW_HIDDEN, wxGenericDirDialog::OnShowHidden)
62 END_EVENT_TABLE()
63
64 wxGenericDirDialog::wxGenericDirDialog(wxWindow* parent, const wxString& title,
65 const wxString& defaultPath, long style,
66 const wxPoint& pos, const wxSize& sz,
67 const wxString& name)
68 {
69 Create(parent, title, defaultPath, style, pos, sz, name);
70 }
71
72 bool wxGenericDirDialog::Create(wxWindow* parent,
73 const wxString& title,
74 const wxString& defaultPath, long style,
75 const wxPoint& pos,
76 const wxSize& sz,
77 const wxString& name)
78 {
79 wxBusyCursor cursor;
80
81 parent = GetParentForModalDialog(parent, style);
82
83 if (!wxDirDialogBase::Create(parent, title, defaultPath, style, pos, sz, name))
84 return false;
85
86 m_path = defaultPath;
87 if (m_path == wxT("~"))
88 wxGetHomeDir(&m_path);
89 if (m_path == wxT("."))
90 m_path = wxGetCwd();
91
92 wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
93
94 // smartphones does not support or do not waste space for wxButtons
95 #if defined(__SMARTPHONE__)
96
97 wxMenu *dirMenu = new wxMenu;
98 dirMenu->Append(ID_GO_HOME, _("Home"));
99
100 if (!HasFlag(wxDD_DIR_MUST_EXIST))
101 {
102 dirMenu->Append(ID_NEW, _("New directory"));
103 }
104
105 dirMenu->AppendCheckItem(ID_SHOW_HIDDEN, _("Show hidden directories"));
106 dirMenu->AppendSeparator();
107 dirMenu->Append(wxID_CANCEL, _("Cancel"));
108
109 #else
110
111 // 0) 'New' and 'Home' Buttons
112 wxSizer* buttonsizer = new wxBoxSizer( wxHORIZONTAL );
113
114 // VS: 'Home directory' concept is unknown to MS-DOS
115 #if !defined(__DOS__)
116 wxBitmapButton* homeButton =
117 new wxBitmapButton(this, ID_GO_HOME,
118 wxArtProvider::GetBitmap(wxART_GO_HOME, wxART_BUTTON));
119 buttonsizer->Add( homeButton, 0, wxLEFT|wxRIGHT, 10 );
120 #endif
121
122 // I'm not convinced we need a New button, and we tend to get annoying
123 // accidental-editing with label editing enabled.
124 if (!HasFlag(wxDD_DIR_MUST_EXIST))
125 {
126 wxBitmapButton* newButton =
127 new wxBitmapButton(this, ID_NEW,
128 wxArtProvider::GetBitmap(wxART_NEW_DIR, wxART_BUTTON));
129 buttonsizer->Add( newButton, 0, wxRIGHT, 10 );
130 #if wxUSE_TOOLTIPS
131 newButton->SetToolTip(_("Create new directory"));
132 #endif
133 }
134
135 #if wxUSE_TOOLTIPS
136 homeButton->SetToolTip(_("Go to home directory"));
137 #endif
138
139 topsizer->Add( buttonsizer, 0, wxTOP | wxALIGN_RIGHT, 10 );
140
141 #endif // __SMARTPHONE__/!__SMARTPHONE__
142
143 // 1) dir ctrl
144 m_dirCtrl = NULL; // this is necessary, event handler called from
145 // wxGenericDirCtrl would crash otherwise!
146 long dirStyle = wxDIRCTRL_DIR_ONLY | wxDEFAULT_CONTROL_BORDER;
147
148 #ifdef __WXMSW__
149 if (!HasFlag(wxDD_DIR_MUST_EXIST))
150 {
151 // Only under Windows do we need the wxTR_EDIT_LABEL tree control style
152 // before we can call EditLabel (required for "New directory")
153 dirStyle |= wxDIRCTRL_EDIT_LABELS;
154 }
155 #endif
156
157 m_dirCtrl = new wxGenericDirCtrl(this, ID_DIRCTRL,
158 m_path, wxDefaultPosition,
159 wxSize(300, 200),
160 dirStyle);
161
162 wxSizerFlags flagsBorder2;
163 flagsBorder2.DoubleBorder(wxTOP | wxLEFT | wxRIGHT);
164
165 topsizer->Add(m_dirCtrl, wxSizerFlags(flagsBorder2).Proportion(1).Expand());
166
167 #ifndef __SMARTPHONE__
168 // TODO: Make this an option depending on a flag?
169 wxCheckBox *
170 check = new wxCheckBox(this, ID_SHOW_HIDDEN, _("Show &hidden directories"));
171 topsizer->Add(check, wxSizerFlags(flagsBorder2).Right());
172 #endif // !__SMARTPHONE__
173
174 // 2) text ctrl
175 m_input = new wxTextCtrl( this, ID_TEXTCTRL, m_path, wxDefaultPosition );
176 topsizer->Add(m_input, wxSizerFlags(flagsBorder2).Expand());
177
178 // 3) buttons if any
179 wxSizer *buttonSizer = CreateSeparatedButtonSizer(wxOK | wxCANCEL);
180 if ( buttonSizer )
181 {
182 topsizer->Add(buttonSizer, wxSizerFlags().Expand().DoubleBorder());
183 }
184
185 #ifdef __SMARTPHONE__
186 // overwrite menu set by CreateSeparatedButtonSizer() call above
187 SetRightMenu(wxID_ANY, _("Options"), dirMenu);
188 #endif
189
190 m_input->SetFocus();
191
192 SetAutoLayout( true );
193 SetSizer( topsizer );
194
195 topsizer->SetSizeHints( this );
196 topsizer->Fit( this );
197
198 Centre( wxBOTH );
199
200 return true;
201 }
202
203 void wxGenericDirDialog::EndModal(int retCode)
204 {
205 // before proceeding, change the current working directory if user asked so
206 if (retCode == wxID_OK && HasFlag(wxDD_CHANGE_DIR))
207 wxSetWorkingDirectory(m_path);
208
209 wxDialog::EndModal(retCode);
210 }
211
212 void wxGenericDirDialog::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
213 {
214 EndModal(wxID_CANCEL);
215 }
216
217 void wxGenericDirDialog::OnOK(wxCommandEvent& WXUNUSED(event))
218 {
219 m_path = m_input->GetValue();
220
221 // Does the path exist? (User may have typed anything in m_input)
222 if (wxDirExists(m_path))
223 {
224 // OK, path exists, we're done.
225 EndModal(wxID_OK);
226 return;
227 }
228
229 // Interact with user, find out if the dir is a typo or to be created
230 wxString msg;
231 msg.Printf(_("The directory '%s' does not exist\nCreate it now?"),
232 m_path.c_str());
233 wxMessageDialog dialog(this, msg, _("Directory does not exist"),
234 wxYES_NO | wxICON_WARNING);
235
236 if ( dialog.ShowModal() == wxID_YES )
237 {
238 // Okay, let's make it
239 wxLogNull log;
240 if (wxMkdir(m_path))
241 {
242 // The new dir was created okay.
243 EndModal(wxID_OK);
244 return;
245 }
246 else
247 {
248 // Trouble...
249 msg.Printf(_("Failed to create directory '%s'\n(Do you have the required permissions?)"),
250 m_path.c_str());
251 wxMessageDialog errmsg(this, msg, _("Error creating directory"), wxOK | wxICON_ERROR);
252 errmsg.ShowModal();
253 // We still don't have a valid dir. Back to the main dialog.
254 }
255 }
256 // User has answered NO to create dir.
257 }
258
259 void wxGenericDirDialog::SetPath(const wxString& path)
260 {
261 m_dirCtrl->SetPath(path);
262 m_path = path;
263 }
264
265 wxString wxGenericDirDialog::GetPath(void) const
266 {
267 return m_path;
268 }
269
270 int wxGenericDirDialog::ShowModal()
271 {
272 m_input->SetValue( m_path );
273 return wxDialog::ShowModal();
274 }
275
276 void wxGenericDirDialog::OnTreeSelected( wxTreeEvent &event )
277 {
278 if (!m_dirCtrl)
279 return;
280
281 wxTreeItemId item = event.GetItem();
282
283 wxDirItemData *data = NULL;
284
285 if(item.IsOk())
286 data = (wxDirItemData*)m_dirCtrl->GetTreeCtrl()->GetItemData(item);
287
288 if (data)
289 m_input->SetValue( data->m_path );
290 }
291
292 void wxGenericDirDialog::OnTreeKeyDown( wxTreeEvent &WXUNUSED(event) )
293 {
294 if (!m_dirCtrl)
295 return;
296
297 wxDirItemData *data = (wxDirItemData*)m_dirCtrl->GetTreeCtrl()->GetItemData(m_dirCtrl->GetTreeCtrl()->GetSelection());
298 if (data)
299 m_input->SetValue( data->m_path );
300 }
301
302 void wxGenericDirDialog::OnShowHidden( wxCommandEvent& event )
303 {
304 if (!m_dirCtrl)
305 return;
306
307 m_dirCtrl->ShowHidden( event.GetInt() != 0 );
308 }
309
310 void wxGenericDirDialog::OnNew( wxCommandEvent& WXUNUSED(event) )
311 {
312 wxTreeItemId id = m_dirCtrl->GetTreeCtrl()->GetSelection();
313 if ((id == m_dirCtrl->GetTreeCtrl()->GetRootItem()) ||
314 (m_dirCtrl->GetTreeCtrl()->GetItemParent(id) == m_dirCtrl->GetTreeCtrl()->GetRootItem()))
315 {
316 wxMessageDialog msg(this, _("You cannot add a new directory to this section."),
317 _("Create directory"), wxOK | wxICON_INFORMATION );
318 msg.ShowModal();
319 return;
320 }
321
322 wxTreeItemId parent = id ; // m_dirCtrl->GetTreeCtrl()->GetItemParent( id );
323 wxDirItemData *data = (wxDirItemData*)m_dirCtrl->GetTreeCtrl()->GetItemData( parent );
324 wxASSERT( data );
325
326 wxString new_name( _("NewName") );
327 wxString path( data->m_path );
328 if (!wxEndsWithPathSeparator(path))
329 path += wxFILE_SEP_PATH;
330 path += new_name;
331 if (wxDirExists(path))
332 {
333 // try NewName0, NewName1 etc.
334 int i = 0;
335 do {
336 new_name = _("NewName");
337 wxString num;
338 num.Printf( wxT("%d"), i );
339 new_name += num;
340
341 path = data->m_path;
342 if (!wxEndsWithPathSeparator(path))
343 path += wxFILE_SEP_PATH;
344 path += new_name;
345 i++;
346 } while (wxDirExists(path));
347 }
348
349 wxLogNull log;
350 if (!wxMkdir(path))
351 {
352 wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK | wxICON_ERROR );
353 dialog.ShowModal();
354 return;
355 }
356
357 wxDirItemData *new_data = new wxDirItemData( path, new_name, true );
358
359 // TODO: THIS CODE DOESN'T WORK YET. We need to avoid duplication of the first child
360 // of the parent.
361 wxTreeItemId new_id = m_dirCtrl->GetTreeCtrl()->AppendItem( parent, new_name, 0, 0, new_data );
362 m_dirCtrl->GetTreeCtrl()->EnsureVisible( new_id );
363 m_dirCtrl->GetTreeCtrl()->EditLabel( new_id );
364 }
365
366 void wxGenericDirDialog::OnGoHome(wxCommandEvent& WXUNUSED(event))
367 {
368 SetPath(wxGetUserHome());
369 }
370
371 #endif // wxUSE_DIRDLG