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