src/generic/dirdlgg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        dirdlg.cpp
   3 // Purpose:     wxDirDialog
   4 // Author:      Harm van der Heijden, Robert Roebling & Julian Smart
   5 // Modified by:
   6 // Created:     12/12/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Harm van der Heijden, Robert Roebling, Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "dirdlgg.h"
  14 #endif
  15
  16
  17 // For compilers that support precompilation, includes "wx.h".
  18 #include "wx/wxprec.h"
  19
  20 #ifdef __BORLANDC__
  21 #pragma hdrstop
  22 #endif
  23
  24 #include "wx/defs.h"
  25
  26 #if wxUSE_DIRDLG
  27
  28 #ifndef WX_PRECOMP
  29     #include "wx/textctrl.h"
  30     #include "wx/button.h"
  31     #include "wx/checkbox.h"
  32     #include "wx/sizer.h"
  33     #include "wx/intl.h"
  34     #include "wx/log.h"
  35     #include "wx/msgdlg.h"
  36 #endif
  37
  38 #include "wx/statline.h"
  39 #include "wx/generic/dirctrlg.h"
  40 #include "wx/generic/dirdlgg.h"
  41 #include "wx/artprov.h"
  42 #include "wx/bmpbuttn.h"
  43
  44 //-----------------------------------------------------------------------------
  45 // wxGenericDirDialog
  46 //-----------------------------------------------------------------------------
  47
  48 static const int ID_DIRCTRL = 1000;
  49 static const int ID_TEXTCTRL = 1001;
  50 static const int ID_OK = 1002;
  51 static const int ID_CANCEL = 1003;
  52 static const int ID_NEW = 1004;
  53 static const int ID_SHOW_HIDDEN = 1005;
  54 static const int ID_GO_HOME = 1006;
  55
  56 BEGIN_EVENT_TABLE(wxGenericDirDialog, wxDialog)
  57     EVT_CLOSE                (wxGenericDirDialog::OnCloseWindow)
  58     EVT_BUTTON               (wxID_OK,        wxGenericDirDialog::OnOK)
  59     EVT_BUTTON               (ID_NEW,         wxGenericDirDialog::OnNew)
  60     EVT_TREE_KEY_DOWN        (-1,             wxGenericDirDialog::OnTreeKeyDown)
  61     EVT_TREE_SEL_CHANGED     (-1,             wxGenericDirDialog::OnTreeSelected)
  62     EVT_TEXT_ENTER           (ID_TEXTCTRL,    wxGenericDirDialog::OnOK)
  63     EVT_CHECKBOX             (ID_SHOW_HIDDEN, wxGenericDirDialog::OnShowHidden)
  64 END_EVENT_TABLE()
  65
  66 wxGenericDirDialog::wxGenericDirDialog(wxWindow* parent, const wxString& title,
  67                                        const wxString& defaultPath, long style,
  68                                        const wxPoint& pos, const wxSize& sz,
  69                                        const wxString& name):
  70                 wxDialog(parent, ID_DIRCTRL, title, pos, sz, style, name)
  71 {
  72     wxBusyCursor cursor;
  73
  74     m_path = defaultPath;
  75     if (m_path == wxT("~"))
  76         wxGetHomeDir(&m_path);
  77     if (m_path == wxT("."))
  78         m_path = wxGetCwd();
  79
  80     wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
  81
  82     // 0) 'New' and 'Home' Buttons
  83     wxSizer* buttonsizer = new wxBoxSizer( wxHORIZONTAL );
  84
  85     wxBitmapButton* homeButton =
  86         new wxBitmapButton(this, ID_GO_HOME,
  87                            wxArtProvider::GetBitmap(wxART_GO_HOME, wxART_CMN_DIALOG));
  88     buttonsizer->Add( homeButton, 0, wxLEFT|wxRIGHT, 10 );
  89
  90     // I'm not convinced we need a New button, and we tend to get annoying
  91     // accidental-editing with label editing enabled.
  92     wxBitmapButton* newButton =
  93         new wxBitmapButton(this, ID_NEW,
  94                            wxArtProvider::GetBitmap(wxART_NEW_DIR, wxART_CMN_DIALOG));
  95     buttonsizer->Add( newButton, 0, wxRIGHT, 10 );
  96
  97 #if wxUSE_TOOLTIPS
  98     homeButton->SetToolTip(_("Go to home directory"));
  99     newButton->SetToolTip(_("Create new directory"));
 100 #endif
 101
 102     topsizer->Add( buttonsizer, 0, wxTOP | wxALIGN_RIGHT, 10 );
 103
 104     // 1) dir ctrl
 105     m_dirCtrl = NULL; // this is neccessary, event handler called from
 106                       // wxGenericDirCtrl would crash otherwise!
 107     m_dirCtrl = new wxGenericDirCtrl(this, ID_DIRCTRL,
 108                                      m_path, wxPoint(5, 5),
 109                                      wxSize(300, 200),
 110                                      wxDIRCTRL_DIR_ONLY|wxSUNKEN_BORDER);
 111
 112     topsizer->Add( m_dirCtrl, 1, wxTOP|wxLEFT|wxRIGHT | wxEXPAND, 10 );
 113
 114     // Make the an option depending on a flag?
 115     wxCheckBox* check = new wxCheckBox( this, ID_SHOW_HIDDEN, _("Show hidden directories") );
 116     topsizer->Add( check, 0, wxLEFT|wxTOP | wxALIGN_RIGHT, 5 );
 117
 118     // 2) text ctrl
 119     m_input = new wxTextCtrl( this, ID_TEXTCTRL, m_path, wxDefaultPosition );
 120     topsizer->Add( m_input, 0, wxTOP|wxLEFT|wxRIGHT | wxEXPAND, 10 );
 121
 122 #if wxUSE_STATLINE
 123     // 3) Static line
 124     topsizer->Add( new wxStaticLine( this, -1 ), 0, wxEXPAND | wxLEFT|wxRIGHT|wxTOP, 10 );
 125 #endif
 126
 127     // 4) Buttons
 128     buttonsizer = new wxBoxSizer( wxHORIZONTAL );
 129
 130     // OK and Cancel button should be at the right bottom
 131     wxButton* okButton = new wxButton(this, wxID_OK, _("OK"));
 132     buttonsizer->Add( okButton, 0, wxLEFT|wxRIGHT, 10 );
 133     wxButton* cancelButton = new wxButton(this, wxID_CANCEL, _("Cancel"));
 134     buttonsizer->Add( cancelButton, 0, wxLEFT|wxRIGHT, 10 );
 135
 136     topsizer->Add( buttonsizer, 0, wxALL | wxALIGN_RIGHT, 10 );
 137
 138     okButton->SetDefault();
 139     m_dirCtrl->SetFocus();
 140
 141     SetAutoLayout( TRUE );
 142     SetSizer( topsizer );
 143
 144     topsizer->SetSizeHints( this );
 145     topsizer->Fit( this );
 146
 147     Centre( wxBOTH );
 148 }
 149
 150 void wxGenericDirDialog::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
 151 {
 152     EndModal(wxID_CANCEL);
 153 }
 154
 155 void wxGenericDirDialog::OnOK(wxCommandEvent& WXUNUSED(event))
 156 {
 157     m_path = m_input->GetValue();
 158     // Does the path exist? (User may have typed anything in m_input)
 159     if (wxPathExists(m_path)) {
 160         // OK, path exists, we're done.
 161         EndModal(wxID_OK);
 162         return;
 163     }
 164     // Interact with user, find out if the dir is a typo or to be created
 165     wxString msg;
 166     msg.Printf(_("The directory '%s' does not exist\nCreate it now?"),
 167                m_path.c_str());
 168     wxMessageDialog dialog(this, msg, _("Directory does not exist"),
 169                            wxYES_NO | wxICON_WARNING);
 170
 171     if ( dialog.ShowModal() == wxID_YES ) {
 172         // Okay, let's make it
 173         wxLogNull log;
 174         if (wxMkdir(m_path)) {
 175             // The new dir was created okay.
 176             EndModal(wxID_OK);
 177             return;
 178         }
 179         else {
 180             // Trouble...
 181             msg.Printf(_("Failed to create directory '%s'\n(Do you have the required permissions?)"),
 182                        m_path.c_str());
 183             wxMessageDialog errmsg(this, msg, _("Error creating directory"), wxOK | wxICON_ERROR);
 184             errmsg.ShowModal();
 185             // We still don't have a valid dir. Back to the main dialog.
 186         }
 187     }
 188     // User has answered NO to create dir.
 189 }
 190
 191 void wxGenericDirDialog::SetPath(const wxString& path)
 192 {
 193     m_dirCtrl->SetPath(path);
 194     m_path = path;
 195 }
 196
 197 wxString wxGenericDirDialog::GetPath(void) const
 198 {
 199     return m_path;
 200 }
 201
 202 int wxGenericDirDialog::ShowModal()
 203 {
 204     m_input->SetValue( m_path );
 205     return wxDialog::ShowModal();
 206 }
 207
 208 void wxGenericDirDialog::OnTreeSelected( wxTreeEvent &event )
 209 {
 210     if (!m_dirCtrl)
 211         return;
 212
 213     wxDirItemData *data = (wxDirItemData*)m_dirCtrl->GetTreeCtrl()->GetItemData(event.GetItem());
 214     if (data)
 215        m_input->SetValue( data->m_path );
 216 };
 217
 218 void wxGenericDirDialog::OnTreeKeyDown( wxTreeEvent &WXUNUSED(event) )
 219 {
 220     if (!m_dirCtrl)
 221         return;
 222
 223     wxDirItemData *data = (wxDirItemData*)m_dirCtrl->GetTreeCtrl()->GetItemData(m_dirCtrl->GetTreeCtrl()->GetSelection());
 224     if (data)
 225         m_input->SetValue( data->m_path );
 226 };
 227
 228 void wxGenericDirDialog::OnShowHidden( wxCommandEvent& event )
 229 {
 230     if (!m_dirCtrl)
 231         return;
 232
 233     m_dirCtrl->ShowHidden( event.GetInt() );
 234 }
 235
 236 void wxGenericDirDialog::OnNew( wxCommandEvent& WXUNUSED(event) )
 237 {
 238     wxTreeItemId id = m_dirCtrl->GetTreeCtrl()->GetSelection();
 239     if ((id == m_dirCtrl->GetTreeCtrl()->GetRootItem()) ||
 240         (m_dirCtrl->GetTreeCtrl()->GetParent(id) == m_dirCtrl->GetTreeCtrl()->GetRootItem()))
 241     {
 242         wxMessageDialog msg(this, _("You cannot add a new directory to this section."),
 243                             _("Create directory"), wxOK | wxICON_INFORMATION );
 244         msg.ShowModal();
 245         return;
 246     }
 247
 248     wxTreeItemId parent = id ; // m_dirCtrl->GetTreeCtrl()->GetParent( id );
 249     wxDirItemData *data = (wxDirItemData*)m_dirCtrl->GetTreeCtrl()->GetItemData( parent );
 250     wxASSERT( data );
 251
 252     wxString new_name( _("NewName") );
 253     wxString path( data->m_path );
 254     if (path.Last() != wxFILE_SEP_PATH)
 255         path += wxFILE_SEP_PATH;
 256     path += new_name;
 257     if (wxFileExists(path))
 258     {
 259         // try NewName0, NewName1 etc.
 260         int i = 0;
 261         do {
 262             new_name = _("NewName");
 263             wxString num;
 264             num.Printf( wxT("%d"), i );
 265             new_name += num;
 266
 267             path = data->m_path;
 268             if (path.Last() != wxFILE_SEP_PATH)
 269                 path += wxFILE_SEP_PATH;
 270             path += new_name;
 271             i++;
 272         } while (wxFileExists(path));
 273     }
 274
 275     wxLogNull log;
 276     if (!wxMkdir(path))
 277     {
 278         wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK | wxICON_ERROR );
 279         dialog.ShowModal();
 280         return;
 281     }
 282
 283     wxDirItemData *new_data = new wxDirItemData( path, new_name, TRUE );
 284
 285     // TODO: THIS CODE DOESN'T WORK YET. We need to avoid duplication of the first child
 286     // of the parent.
 287     wxTreeItemId new_id = m_dirCtrl->GetTreeCtrl()->AppendItem( parent, new_name, 0, 0, new_data );
 288     m_dirCtrl->GetTreeCtrl()->EnsureVisible( new_id );
 289     m_dirCtrl->GetTreeCtrl()->EditLabel( new_id );
 290 }
 291
 292 #endif // wxUSE_DIRDLG