src/generic/filepickerg.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/generic/filepickerg.cpp
   3 // Purpose:     wxGenericFileDirButton class implementation
   4 // Author:      Francesco Montorsi
   5 // Modified by:
   6 // Created:     15/04/2006
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Francesco Montorsi
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 // For compilers that support precompilation, includes "wx.h".
  21 #include "wx/wxprec.h"
  22
  23 #ifdef __BORLANDC__
  24     #pragma hdrstop
  25 #endif
  26
  27 #if wxUSE_FILEPICKERCTRL || wxUSE_DIRPICKERCTRL
  28
  29 #include "wx/filename.h"
  30 #include "wx/filepicker.h"
  31
  32 #include "wx/scopedptr.h"
  33
  34
  35 // ============================================================================
  36 // implementation
  37 // ============================================================================
  38
  39 IMPLEMENT_DYNAMIC_CLASS(wxGenericFileButton, wxButton)
  40 IMPLEMENT_DYNAMIC_CLASS(wxGenericDirButton, wxButton)
  41
  42 // ----------------------------------------------------------------------------
  43 // wxGenericFileButton
  44 // ----------------------------------------------------------------------------
  45
  46 bool wxGenericFileDirButton::Create(wxWindow *parent,
  47                                     wxWindowID id,
  48                                     const wxString& label,
  49                                     const wxString& path,
  50                                     const wxString& message,
  51                                     const wxString& wildcard,
  52                                     const wxPoint& pos,
  53                                     const wxSize& size,
  54                                     long style,
  55                                     const wxValidator& validator,
  56                                     const wxString& name)
  57 {
  58     m_pickerStyle = style;
  59
  60     // If the special wxPB_SMALL flag is used, ignore the provided label and
  61     // use the shortest possible label and the smallest possible button fitting
  62     // it.
  63     long styleButton = 0;
  64     wxString labelButton;
  65     if ( m_pickerStyle & wxPB_SMALL )
  66     {
  67         labelButton = _("...");
  68         styleButton = wxBU_EXACTFIT;
  69     }
  70     else
  71     {
  72         labelButton = label;
  73     }
  74
  75     // create this button
  76     if ( !wxButton::Create(parent, id, labelButton,
  77                            pos, size, styleButton, validator, name) )
  78     {
  79         wxFAIL_MSG( wxT("wxGenericFileButton creation failed") );
  80         return false;
  81     }
  82
  83     // and handle user clicks on it
  84     Connect(GetId(), wxEVT_COMMAND_BUTTON_CLICKED,
  85             wxCommandEventHandler(wxGenericFileDirButton::OnButtonClick),
  86             NULL, this);
  87
  88     // create the dialog associated with this button
  89     m_path = path;
  90     m_message = message;
  91     m_wildcard = wildcard;
  92
  93     return true;
  94 }
  95
  96 void wxGenericFileDirButton::OnButtonClick(wxCommandEvent& WXUNUSED(ev))
  97 {
  98     wxScopedPtr<wxDialog> p(CreateDialog());
  99     if (p->ShowModal() == wxID_OK)
 100     {
 101         // save updated path in m_path
 102         UpdatePathFromDialog(p.get());
 103
 104         // fire an event
 105         wxFileDirPickerEvent event(GetEventType(), this, GetId(), m_path);
 106         GetEventHandler()->ProcessEvent(event);
 107     }
 108 }
 109
 110 void wxGenericFileDirButton::SetInitialDirectory(const wxString& dir)
 111 {
 112     m_initialDir = dir;
 113 }
 114
 115 // ----------------------------------------------------------------------------
 116 // wxGenericFileutton
 117 // ----------------------------------------------------------------------------
 118
 119 void
 120 wxGenericFileButton::DoSetInitialDirectory(wxFileDialog* dialog,
 121                                            const wxString& dir)
 122 {
 123     if ( m_path.find_first_of(wxFileName::GetPathSeparators()) ==
 124             wxString::npos )
 125     {
 126         dialog->SetDirectory(dir);
 127     }
 128 }
 129
 130 wxDialog *wxGenericFileButton::CreateDialog()
 131 {
 132     wxFileDialog* const dialog = new wxFileDialog
 133                                      (
 134                                         GetDialogParent(),
 135                                         m_message,
 136                                         wxEmptyString,
 137                                         wxEmptyString,
 138                                         m_wildcard,
 139                                         GetDialogStyle()
 140                                      );
 141
 142     // If there is no default file or if it doesn't have any path, use the
 143     // explicitly set initial directory.
 144     //
 145     // Notice that it is important to call this before SetPath() below as if we
 146     // do have m_initialDir and no directory in m_path, we need to interpret
 147     // the path as being relative with respect to m_initialDir.
 148     if ( !m_initialDir.empty() )
 149         DoSetInitialDirectory(dialog, m_initialDir);
 150
 151     // This sets both the default file name and the default directory of the
 152     // dialog if m_path contains directory part.
 153     dialog->SetPath(m_path);
 154
 155     return dialog;
 156 }
 157
 158 // ----------------------------------------------------------------------------
 159 // wxGenericDirButton
 160 // ----------------------------------------------------------------------------
 161
 162 wxDialog *wxGenericDirButton::CreateDialog()
 163 {
 164     wxDirDialog* const dialog = new wxDirDialog
 165                                     (
 166                                         GetDialogParent(),
 167                                         m_message,
 168                                         m_path.empty() ? m_initialDir : m_path,
 169                                         GetDialogStyle()
 170                                     );
 171     return dialog;
 172 }
 173
 174 #endif      // wxUSE_FILEPICKERCTRL || wxUSE_DIRPICKERCTRL