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 // Copyright:   (c) Francesco Montorsi
   8 // Licence:     wxWindows licence
   9 ///////////////////////////////////////////////////////////////////////////////
  10
  11 // ============================================================================
  12 // declarations
  13 // ============================================================================
  14
  15 // ----------------------------------------------------------------------------
  16 // headers
  17 // ----------------------------------------------------------------------------
  18
  19 // For compilers that support precompilation, includes "wx.h".
  20 #include "wx/wxprec.h"
  21
  22 #ifdef __BORLANDC__
  23     #pragma hdrstop
  24 #endif
  25
  26 #if wxUSE_FILEPICKERCTRL || wxUSE_DIRPICKERCTRL
  27
  28 #include "wx/filename.h"
  29 #include "wx/filepicker.h"
  30
  31 #include "wx/scopedptr.h"
  32
  33
  34 // ============================================================================
  35 // implementation
  36 // ============================================================================
  37
  38 IMPLEMENT_DYNAMIC_CLASS(wxGenericFileButton, wxButton)
  39 IMPLEMENT_DYNAMIC_CLASS(wxGenericDirButton, wxButton)
  40
  41 // ----------------------------------------------------------------------------
  42 // wxGenericFileButton
  43 // ----------------------------------------------------------------------------
  44
  45 bool wxGenericFileDirButton::Create(wxWindow *parent,
  46                                     wxWindowID id,
  47                                     const wxString& label,
  48                                     const wxString& path,
  49                                     const wxString& message,
  50                                     const wxString& wildcard,
  51                                     const wxPoint& pos,
  52                                     const wxSize& size,
  53                                     long style,
  54                                     const wxValidator& validator,
  55                                     const wxString& name)
  56 {
  57     m_pickerStyle = style;
  58
  59     // If the special wxPB_SMALL flag is used, ignore the provided label and
  60     // use the shortest possible label and the smallest possible button fitting
  61     // it.
  62     long styleButton = 0;
  63     wxString labelButton;
  64     if ( m_pickerStyle & wxPB_SMALL )
  65     {
  66         labelButton = _("...");
  67         styleButton = wxBU_EXACTFIT;
  68     }
  69     else
  70     {
  71         labelButton = label;
  72     }
  73
  74     // create this button
  75     if ( !wxButton::Create(parent, id, labelButton,
  76                            pos, size, styleButton, validator, name) )
  77     {
  78         wxFAIL_MSG( wxT("wxGenericFileButton creation failed") );
  79         return false;
  80     }
  81
  82     // and handle user clicks on it
  83     Connect(GetId(), wxEVT_BUTTON,
  84             wxCommandEventHandler(wxGenericFileDirButton::OnButtonClick),
  85             NULL, this);
  86
  87     // create the dialog associated with this button
  88     m_path = path;
  89     m_message = message;
  90     m_wildcard = wildcard;
  91
  92     return true;
  93 }
  94
  95 void wxGenericFileDirButton::OnButtonClick(wxCommandEvent& WXUNUSED(ev))
  96 {
  97     wxScopedPtr<wxDialog> p(CreateDialog());
  98     if (p->ShowModal() == wxID_OK)
  99     {
 100         // save updated path in m_path
 101         UpdatePathFromDialog(p.get());
 102
 103         // fire an event
 104         wxFileDirPickerEvent event(GetEventType(), this, GetId(), m_path);
 105         GetEventHandler()->ProcessEvent(event);
 106     }
 107 }
 108
 109 void wxGenericFileDirButton::SetInitialDirectory(const wxString& dir)
 110 {
 111     m_initialDir = dir;
 112 }
 113
 114 // ----------------------------------------------------------------------------
 115 // wxGenericFileButton
 116 // ----------------------------------------------------------------------------
 117
 118 wxDialog *wxGenericFileButton::CreateDialog()
 119 {
 120     // Determine the initial directory for the dialog: it comes either from the
 121     // default path, if it has it, or from the separately specified initial
 122     // directory that can be set even if the path is e.g. empty.
 123     wxFileName fn(m_path);
 124     wxString initialDir = fn.GetPath();
 125     if ( initialDir.empty() )
 126         initialDir = m_initialDir;
 127
 128     return new wxFileDialog
 129                (
 130                     GetDialogParent(),
 131                     m_message,
 132                     initialDir,
 133                     fn.GetFullName(),
 134                     m_wildcard,
 135                     GetDialogStyle()
 136                );
 137 }
 138
 139 // ----------------------------------------------------------------------------
 140 // wxGenericDirButton
 141 // ----------------------------------------------------------------------------
 142
 143 wxDialog *wxGenericDirButton::CreateDialog()
 144 {
 145     wxDirDialog* const dialog = new wxDirDialog
 146                                     (
 147                                         GetDialogParent(),
 148                                         m_message,
 149                                         m_path.empty() ? m_initialDir : m_path,
 150                                         GetDialogStyle()
 151                                     );
 152     return dialog;
 153 }
 154
 155 #endif      // wxUSE_FILEPICKERCTRL || wxUSE_DIRPICKERCTRL