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 // Copyright:   (c) Stefan Csomor
   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 #if wxUSE_DIRDLG && !defined(__WXUNIVERSAL__)
  23
  24 #include "wx/dirdlg.h"
  25
  26 #ifndef WX_PRECOMP
  27     #include "wx/msgdlg.h"
  28     #include "wx/filedlg.h"
  29     #include "wx/app.h"
  30 #endif
  31
  32 #include "wx/filename.h"
  33 #include "wx/evtloop.h"
  34 #include "wx/modalhook.h"
  35
  36 #include "wx/osx/private.h"
  37
  38 IMPLEMENT_CLASS(wxDirDialog, wxDialog)
  39
  40 void wxDirDialog::Init()
  41 {
  42     m_sheetDelegate = nil;
  43 }
  44
  45 void wxDirDialog::Create(wxWindow *parent, const wxString& message,
  46         const wxString& defaultPath, long style, const wxPoint& WXUNUSED(pos),
  47         const wxSize& WXUNUSED(size), const wxString& WXUNUSED(name))
  48 {
  49     m_parent = parent;
  50
  51     SetMessage( message );
  52     SetWindowStyle(style);
  53     SetPath(defaultPath);
  54     m_sheetDelegate = [[ModalDialogDelegate alloc] init];
  55     [(ModalDialogDelegate*)m_sheetDelegate setImplementation: this];
  56 }
  57
  58 wxDirDialog::~wxDirDialog()
  59 {
  60     [m_sheetDelegate release];
  61 }
  62
  63 WX_NSOpenPanel wxDirDialog::OSXCreatePanel() const
  64 {
  65     NSOpenPanel *oPanel = [NSOpenPanel openPanel];
  66     [oPanel setCanChooseDirectories:YES];
  67     [oPanel setResolvesAliases:YES];
  68     [oPanel setCanChooseFiles:NO];
  69
  70     wxCFStringRef cf( m_message );
  71     [oPanel setMessage:cf.AsNSString()];
  72
  73     if ( !HasFlag(wxDD_DIR_MUST_EXIST) )
  74         [oPanel setCanCreateDirectories:YES];
  75
  76     return oPanel;
  77 }
  78
  79 void wxDirDialog::ShowWindowModal()
  80 {
  81     wxNonOwnedWindow* parentWindow = NULL;
  82
  83     if (GetParent())
  84         parentWindow = dynamic_cast<wxNonOwnedWindow*>(wxGetTopLevelParent(GetParent()));
  85
  86     wxCHECK_RET(parentWindow, "Window modal display requires parent.");
  87
  88     m_modality = wxDIALOG_MODALITY_WINDOW_MODAL;
  89
  90     NSOpenPanel *oPanel = OSXCreatePanel();
  91
  92     NSWindow* nativeParent = parentWindow->GetWXWindow();
  93     wxCFStringRef dir( m_path );
  94     [oPanel beginSheetForDirectory:dir.AsNSString() file:nil types: nil
  95         modalForWindow: nativeParent modalDelegate: m_sheetDelegate
  96         didEndSelector: @selector(sheetDidEnd:returnCode:contextInfo:)
  97         contextInfo: nil];
  98 }
  99
 100 int wxDirDialog::ShowModal()
 101 {
 102     WX_HOOK_MODAL_DIALOG();
 103
 104     wxCFEventLoopPauseIdleEvents pause;
 105
 106     NSOpenPanel *oPanel = OSXCreatePanel();
 107
 108     wxCFStringRef dir( m_path );
 109
 110     m_path = wxEmptyString;
 111
 112     int returnCode = -1;
 113
 114     returnCode = (NSInteger)[oPanel runModalForDirectory:dir.AsNSString() file:nil types:nil];
 115     ModalFinishedCallback(oPanel, returnCode);
 116
 117     return GetReturnCode();
 118 }
 119
 120 void wxDirDialog::ModalFinishedCallback(void* panel, int returnCode)
 121 {
 122     int result = wxID_CANCEL;
 123
 124     if (returnCode == NSOKButton )
 125     {
 126         NSOpenPanel* oPanel = (NSOpenPanel*)panel;
 127         SetPath( wxCFStringRef::AsStringWithNormalizationFormC([[oPanel filenames] objectAtIndex:0]));
 128         result = wxID_OK;
 129     }
 130     SetReturnCode(result);
 131
 132     if (GetModality() == wxDIALOG_MODALITY_WINDOW_MODAL)
 133         SendWindowModalDialogEvent ( wxEVT_WINDOW_MODAL_DIALOG_CLOSED  );
 134 }
 135
 136 #endif // wxUSE_DIRDLG