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/sizer.h"
  32     #include "wx/intl.h"
  33     #include "wx/log.h"
  34     #include "wx/msgdlg.h"
  35 #endif
  36
  37 #include "wx/statline.h"
  38 #include "wx/generic/dirctrlg.h"
  39 #include "wx/generic/dirdlgg.h"
  40
  41 //-----------------------------------------------------------------------------
  42 // wxGenericDirDialog
  43 //-----------------------------------------------------------------------------
  44
  45 static const int ID_DIRCTRL = 1000;
  46 static const int ID_TEXTCTRL = 1001;
  47 static const int ID_OK = 1002;
  48 static const int ID_CANCEL = 1003;
  49 static const int ID_NEW = 1004;
  50 //static const int ID_CHECK = 1005;
  51
  52 BEGIN_EVENT_TABLE(wxGenericDirDialog, wxDialog)
  53     EVT_BUTTON               (wxID_OK,  wxGenericDirDialog::OnOK)
  54     EVT_BUTTON               (wxID_NEW,     wxGenericDirDialog::OnNew)
  55     EVT_CLOSE                (wxGenericDirDialog::OnCloseWindow)
  56     EVT_TREE_KEY_DOWN        (-1,   wxGenericDirDialog::OnTreeKeyDown)
  57     EVT_TREE_SEL_CHANGED     (-1,   wxGenericDirDialog::OnTreeSelected)
  58     EVT_TEXT_ENTER           (ID_TEXTCTRL,  wxGenericDirDialog::OnOK)
  59 END_EVENT_TABLE()
  60
  61 wxGenericDirDialog::wxGenericDirDialog(wxWindow* parent, const wxString& title,
  62                                        const wxString& defaultPath, long style,
  63                                        const wxPoint& pos, const wxSize& sz,
  64                                        const wxString& name):
  65                 wxDialog(parent, ID_DIRCTRL, title, pos, sz, style, name)
  66 {
  67     wxBusyCursor cursor;
  68
  69     m_path = defaultPath;
  70     if (m_path == wxT("~"))
  71         wxGetHomeDir(&m_path);
  72     if (m_path == wxT("."))
  73         m_path = wxGetCwd();
  74
  75     wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
  76
  77     // 1) dir ctrl
  78     m_dirCtrl = NULL; // this is neccessary, event handler called from
  79                       // wxGenericDirCtrl would crash otherwise!
  80     m_dirCtrl = new wxGenericDirCtrl(this, ID_DIRCTRL,
  81                                      m_path, wxPoint(5, 5),
  82                                      wxSize(300, 200),
  83                                      wxDIRCTRL_DIR_ONLY|wxSUNKEN_BORDER);
  84
  85     topsizer->Add( m_dirCtrl, 1, wxTOP|wxLEFT|wxRIGHT | wxEXPAND, 10 );
  86
  87     // 2) text ctrl
  88     m_input = new wxTextCtrl( this, ID_TEXTCTRL, m_path, wxDefaultPosition );
  89     topsizer->Add( m_input, 0, wxTOP|wxLEFT|wxRIGHT | wxEXPAND, 10 );
  90
  91 #if wxUSE_STATLINE
  92     // 3) Static line
  93     topsizer->Add( new wxStaticLine( this, -1 ), 0, wxEXPAND | wxLEFT|wxRIGHT|wxTOP, 10 );
  94 #endif
  95
  96     // 4) Buttons
  97     wxSizer* buttonsizer = new wxBoxSizer( wxHORIZONTAL );
  98     wxButton* okButton = new wxButton(this, wxID_OK, _("OK"));
  99     buttonsizer->Add( okButton, 0, wxLEFT|wxRIGHT, 10 );
 100     wxButton* cancelButton = new wxButton(this, wxID_CANCEL, _("Cancel"));
 101     buttonsizer->Add( cancelButton, 0, wxLEFT|wxRIGHT, 10 );
 102
 103     // I'm not convinced we need a New button, and we tend to get annoying
 104     // accidental-editing with label editing enabled.
 105     wxButton* newButton = new wxButton( this, wxID_NEW, _("New...") );
 106     buttonsizer->Add( newButton, 0, wxLEFT|wxRIGHT, 10 );
 107
 108     topsizer->Add( buttonsizer, 0, wxALL | wxCENTER, 10 );
 109
 110     okButton->SetDefault();
 111     m_dirCtrl->SetFocus();
 112
 113     SetAutoLayout( TRUE );
 114     SetSizer( topsizer );
 115
 116     topsizer->SetSizeHints( this );
 117     topsizer->Fit( this );
 118
 119     Centre( wxBOTH );
 120 }
 121
 122 void wxGenericDirDialog::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
 123 {
 124     EndModal(wxID_CANCEL);
 125 }
 126
 127 void wxGenericDirDialog::OnOK(wxCommandEvent& WXUNUSED(event))
 128 {
 129     m_path = m_input->GetValue();
 130     // Does the path exist? (User may have typed anything in m_input)
 131     if (wxPathExists(m_path)) {
 132         // OK, path exists, we're done.
 133         EndModal(wxID_OK);
 134         return;
 135     }
 136     // Interact with user, find out if the dir is a typo or to be created
 137     wxString msg;
 138     msg.Printf(_("The directory '%s' does not exist\nCreate it now?"),
 139                m_path.c_str());
 140     wxMessageDialog dialog(this, msg, _("Directory does not exist"),
 141                            wxYES_NO | wxICON_WARNING);
 142
 143     if ( dialog.ShowModal() == wxID_YES ) {
 144         // Okay, let's make it
 145         wxLogNull log;
 146         if (wxMkdir(m_path)) {
 147             // The new dir was created okay.
 148             EndModal(wxID_OK);
 149             return;
 150         }
 151         else {
 152             // Trouble...
 153             msg.Printf(_("Failed to create directory '%s'\n(Do you have the required permissions?)"),
 154                        m_path.c_str());
 155             wxMessageDialog errmsg(this, msg, _("Error creating directory"), wxOK | wxICON_ERROR);
 156             errmsg.ShowModal();
 157             // We still don't have a valid dir. Back to the main dialog.
 158         }
 159     }
 160     // User has answered NO to create dir.
 161 }
 162
 163 void wxGenericDirDialog::SetPath(const wxString& path)
 164 {
 165     m_dirCtrl->SetPath(path);
 166     m_path = path;
 167 }
 168
 169 wxString wxGenericDirDialog::GetPath(void) const
 170 {
 171     return m_path;
 172 }
 173
 174 int wxGenericDirDialog::ShowModal()
 175 {
 176     m_input->SetValue( m_path );
 177     return wxDialog::ShowModal();
 178 }
 179
 180 void wxGenericDirDialog::OnTreeSelected( wxTreeEvent &event )
 181 {
 182     if (!m_dirCtrl)
 183         return;
 184
 185     wxDirItemData *data = (wxDirItemData*)m_dirCtrl->GetTreeCtrl()->GetItemData(event.GetItem());
 186     if (data)
 187        m_input->SetValue( data->m_path );
 188 };
 189
 190 void wxGenericDirDialog::OnTreeKeyDown( wxTreeEvent &WXUNUSED(event) )
 191 {
 192     if (!m_dirCtrl)
 193         return;
 194
 195     wxDirItemData *data = (wxDirItemData*)m_dirCtrl->GetTreeCtrl()->GetItemData(m_dirCtrl->GetTreeCtrl()->GetSelection());
 196     if (data)
 197         m_input->SetValue( data->m_path );
 198 };
 199
 200 void wxGenericDirDialog::OnNew( wxCommandEvent& WXUNUSED(event) )
 201 {
 202     wxTreeItemId id = m_dirCtrl->GetTreeCtrl()->GetSelection();
 203     if ((id == m_dirCtrl->GetTreeCtrl()->GetRootItem()) ||
 204         (m_dirCtrl->GetTreeCtrl()->GetParent(id) == m_dirCtrl->GetTreeCtrl()->GetRootItem()))
 205     {
 206         wxMessageDialog msg(this, _("You cannot add a new directory to this section."),
 207                             _("Create directory"), wxOK | wxICON_INFORMATION );
 208         msg.ShowModal();
 209         return;
 210     }
 211
 212     wxTreeItemId parent = id ; // m_dirCtrl->GetTreeCtrl()->GetParent( id );
 213     wxDirItemData *data = (wxDirItemData*)m_dirCtrl->GetTreeCtrl()->GetItemData( parent );
 214     wxASSERT( data );
 215
 216     wxString new_name( _("NewName") );
 217     wxString path( data->m_path );
 218     if (path.Last() != wxFILE_SEP_PATH)
 219         path += wxFILE_SEP_PATH;
 220     path += new_name;
 221     if (wxFileExists(path))
 222     {
 223         // try NewName0, NewName1 etc.
 224         int i = 0;
 225         do {
 226             new_name = _("NewName");
 227             wxString num;
 228             num.Printf( wxT("%d"), i );
 229             new_name += num;
 230
 231             path = data->m_path;
 232             if (path.Last() != wxFILE_SEP_PATH)
 233                 path += wxFILE_SEP_PATH;
 234             path += new_name;
 235             i++;
 236         } while (wxFileExists(path));
 237     }
 238
 239     wxLogNull log;
 240     if (!wxMkdir(path))
 241     {
 242         wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK | wxICON_ERROR );
 243         dialog.ShowModal();
 244         return;
 245     }
 246
 247     wxDirItemData *new_data = new wxDirItemData( path, new_name, TRUE );
 248
 249     // TODO: THIS CODE DOESN'T WORK YET. We need to avoid duplication of the first child
 250     // of the parent.
 251     wxTreeItemId new_id = m_dirCtrl->GetTreeCtrl()->AppendItem( parent, new_name, 0, 0, new_data );
 252     m_dirCtrl->GetTreeCtrl()->EnsureVisible( new_id );
 253     m_dirCtrl->GetTreeCtrl()->EditLabel( new_id );
 254 }
 255
 256 #endif // wxUSE_DIRDLG