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 #include "wx/modalhook.h"
  36
  37 #include "wx/osx/private.h"
  38
  39 IMPLEMENT_CLASS(wxDirDialog, wxDialog)
  40
  41 wxDirDialog::wxDirDialog(wxWindow *parent, const wxString& message,
  42         const wxString& defaultPath, long style, const wxPoint& WXUNUSED(pos),
  43         const wxSize& WXUNUSED(size), const wxString& WXUNUSED(name))
  44 {
  45     m_parent = parent;
  46
  47     SetMessage( message );
  48     SetWindowStyle(style);
  49     SetPath(defaultPath);
  50     m_sheetDelegate = [[ModalDialogDelegate alloc] init];
  51     [(ModalDialogDelegate*)m_sheetDelegate setImplementation: this];
  52 }
  53
  54 wxDirDialog::~wxDirDialog()
  55 {
  56     [m_sheetDelegate release];
  57 }
  58
  59 WX_NSOpenPanel wxDirDialog::OSXCreatePanel() const
  60 {
  61     NSOpenPanel *oPanel = [NSOpenPanel openPanel];
  62     [oPanel setCanChooseDirectories:YES];
  63     [oPanel setResolvesAliases:YES];
  64     [oPanel setCanChooseFiles:NO];
  65
  66     wxCFStringRef cf( m_message );
  67     [oPanel setMessage:cf.AsNSString()];
  68
  69     if ( !HasFlag(wxDD_DIR_MUST_EXIST) )
  70         [oPanel setCanCreateDirectories:YES];
  71
  72     return oPanel;
  73 }
  74
  75 void wxDirDialog::ShowWindowModal()
  76 {
  77     wxNonOwnedWindow* parentWindow = NULL;
  78
  79     if (GetParent())
  80         parentWindow = dynamic_cast<wxNonOwnedWindow*>(wxGetTopLevelParent(GetParent()));
  81
  82     wxCHECK_RET(parentWindow, "Window modal display requires parent.");
  83
  84     m_modality = wxDIALOG_MODALITY_WINDOW_MODAL;
  85
  86     NSOpenPanel *oPanel = OSXCreatePanel();
  87
  88     NSWindow* nativeParent = parentWindow->GetWXWindow();
  89     wxCFStringRef dir( m_path );
  90     [oPanel beginSheetForDirectory:dir.AsNSString() file:nil types: nil
  91         modalForWindow: nativeParent modalDelegate: m_sheetDelegate
  92         didEndSelector: @selector(sheetDidEnd:returnCode:contextInfo:)
  93         contextInfo: nil];
  94 }
  95
  96 int wxDirDialog::ShowModal()
  97 {
  98     WX_HOOK_MODAL_DIALOG();
  99
 100     wxCFEventLoopPauseIdleEvents pause;
 101
 102     NSOpenPanel *oPanel = OSXCreatePanel();
 103
 104     wxCFStringRef dir( m_path );
 105
 106     m_path = wxEmptyString;
 107
 108     int returnCode = -1;
 109
 110     returnCode = (NSInteger)[oPanel runModalForDirectory:dir.AsNSString() file:nil types:nil];
 111     ModalFinishedCallback(oPanel, returnCode);
 112
 113     return GetReturnCode();
 114 }
 115
 116 void wxDirDialog::ModalFinishedCallback(void* panel, int returnCode)
 117 {
 118     int result = wxID_CANCEL;
 119
 120     if (returnCode == NSOKButton )
 121     {
 122         NSOpenPanel* oPanel = (NSOpenPanel*)panel;
 123         SetPath( wxCFStringRef::AsStringWithNormalizationFormC([[oPanel filenames] objectAtIndex:0]));
 124         result = wxID_OK;
 125     }
 126     SetReturnCode(result);
 127
 128     if (GetModality() == wxDIALOG_MODALITY_WINDOW_MODAL)
 129         SendWindowModalDialogEvent ( wxEVT_WINDOW_MODAL_DIALOG_CLOSED  );
 130 }
 131
 132 #endif // wxUSE_DIRDLG