src/osx/cocoa/dirdlg.mm

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/cocoa/dirdlg.mm
   3 // Purpose:     wxDirDialog
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     2008-08-30
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   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 #if wxUSE_DIRDLG && !defined(__WXUNIVERSAL__)
  24
  25 #include "wx/dirdlg.h"
  26
  27 #ifndef WX_PRECOMP
  28     #include "wx/msgdlg.h"
  29     #include "wx/filedlg.h"
  30     #include "wx/app.h"
  31 #endif
  32
  33 #include "wx/filename.h"
  34 #include "wx/evtloop.h"
  35
  36 #include "wx/osx/private.h"
  37
  38 IMPLEMENT_CLASS(wxDirDialog, wxDialog)
  39
  40 wxDirDialog::wxDirDialog(wxWindow *parent, const wxString& message,
  41         const wxString& defaultPath, long style, const wxPoint& WXUNUSED(pos),
  42         const wxSize& WXUNUSED(size), const wxString& WXUNUSED(name))
  43 {
  44     m_parent = parent;
  45
  46     SetMessage( message );
  47     SetWindowStyle(style);
  48     SetPath(defaultPath);
  49     m_sheetDelegate = [[ModalDialogDelegate alloc] init];
  50     [(ModalDialogDelegate*)m_sheetDelegate setImplementation: this];
  51 }
  52
  53 wxDirDialog::~wxDirDialog()
  54 {
  55     [m_sheetDelegate release];
  56 }
  57
  58 void wxDirDialog::ShowWindowModal()
  59 {
  60     wxCFStringRef dir( m_path );
  61
  62     m_modality = wxDIALOG_MODALITY_WINDOW_MODAL;
  63
  64     NSOpenPanel *oPanel = [NSOpenPanel openPanel];
  65     [oPanel setCanChooseDirectories:YES];
  66     [oPanel setResolvesAliases:YES];
  67     [oPanel setCanChooseFiles:NO];
  68
  69     wxCFStringRef cf( m_message );
  70     [oPanel setMessage:cf.AsNSString()];
  71
  72     if ( HasFlag(wxDD_NEW_DIR_BUTTON) )
  73         [oPanel setCanCreateDirectories:YES];
  74
  75     wxNonOwnedWindow* parentWindow = NULL;
  76
  77     if (GetParent())
  78         parentWindow = dynamic_cast<wxNonOwnedWindow*>(wxGetTopLevelParent(GetParent()));
  79
  80     wxASSERT_MSG(parentWindow, "Window modal display requires parent.");
  81
  82     if (parentWindow)
  83     {
  84         NSWindow* nativeParent = parentWindow->GetWXWindow();
  85         [oPanel beginSheetForDirectory:dir.AsNSString() file:nil types: nil
  86             modalForWindow: nativeParent modalDelegate: m_sheetDelegate
  87             didEndSelector: @selector(sheetDidEnd:returnCode:contextInfo:)
  88             contextInfo: nil];
  89     }
  90 }
  91
  92 int wxDirDialog::ShowModal()
  93 {
  94     wxCFEventLoopPauseIdleEvents pause;
  95
  96     NSOpenPanel *oPanel = [NSOpenPanel openPanel];
  97     [oPanel setCanChooseDirectories:YES];
  98     [oPanel setResolvesAliases:YES];
  99     [oPanel setCanChooseFiles:NO];
 100
 101     wxCFStringRef cf( m_message );
 102     [oPanel setMessage:cf.AsNSString()];
 103
 104     if ( HasFlag(wxDD_NEW_DIR_BUTTON) )
 105         [oPanel setCanCreateDirectories:YES];
 106
 107     wxCFStringRef dir( m_path );
 108
 109     m_path = wxEmptyString;
 110
 111     int returnCode = -1;
 112
 113     returnCode = (NSInteger)[oPanel runModalForDirectory:dir.AsNSString() file:nil types:nil];
 114     ModalFinishedCallback(oPanel, returnCode);
 115
 116     return GetReturnCode();
 117 }
 118
 119 void wxDirDialog::ModalFinishedCallback(void* panel, int returnCode)
 120 {
 121     int result = wxID_CANCEL;
 122
 123     if (returnCode == NSOKButton )
 124     {
 125         NSOpenPanel* oPanel = (NSOpenPanel*)panel;
 126         SetPath( wxCFStringRef::AsString([[oPanel filenames] objectAtIndex:0]));
 127         result = wxID_OK;
 128     }
 129     SetReturnCode(result);
 130
 131     if (GetModality() == wxDIALOG_MODALITY_WINDOW_MODAL)
 132         SendWindowModalDialogEvent ( wxEVT_WINDOW_MODAL_DIALOG_CLOSED  );
 133 }
 134
 135 #endif // wxUSE_DIRDLG