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[wxWidgets.git] / src / msw / dirdlg.cpp

diff --git a/src/msw/dirdlg.cpp b/src/msw/dirdlg.cpp
index ceca8d1fe91582f87214bc8d9501af5b4518d5ed..0bb55362d5586f8a68f9f5f8c754182a625aadbe 100644 (file)
--- a/src/msw/dirdlg.cpp
+++ b/src/msw/dirdlg.cpp
@@ -5,7 +5,7 @@
 // Modified by:
 // Created:     01/02/97
 // RCS-ID:      $Id$
-// Copyright:   (c) Julian Smart and Markus Holzem
+// Copyright:   (c) Julian Smart
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
@@ -17,7 +17,7 @@
 // headers
 // ----------------------------------------------------------------------------
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
     #pragma implementation "dirdlg.h"
 #endif
 
@@ -28,7 +28,7 @@
     #pragma hdrstop
 #endif
 
-#if wxUSE_DIRDLG
+#if wxUSE_DIRDLG && !(defined(__SMARTPHONE__) && defined(__WXWINCE__))
 
 #if defined(__WIN95__) && !defined(__GNUWIN32_OLD__) && wxUSE_OLE
 
@@ -41,17 +41,12 @@
 #endif
 
 #include "wx/msw/private.h"
-
-#include <shlobj.h> // Win95 shell
+#include "wx/msw/wrapshl.h"
 
 // ----------------------------------------------------------------------------
 // constants
 // ----------------------------------------------------------------------------
 
-#ifndef MAX_PATH
-    #define MAX_PATH 4096      // be generous
-#endif
-
 #ifndef BIF_NEWDIALOGSTYLE
     #define BIF_NEWDIALOGSTYLE 0x0040
 #endif
@@ -60,8 +55,12 @@
     #define BIF_NONEWFOLDERBUTTON  0x0200
 #endif
 
+#ifndef BIF_EDITBOX
+    #define BIF_EDITBOX 16
+#endif
+
 // ----------------------------------------------------------------------------
-// wxWindows macros
+// wxWidgets macros
 // ----------------------------------------------------------------------------
 
 IMPLEMENT_CLASS(wxDirDialog, wxDialog)
@@ -70,9 +69,6 @@ IMPLEMENT_CLASS(wxDirDialog, wxDialog)
 // private functions prototypes
 // ----------------------------------------------------------------------------
 
-// free the parameter
-static void ItemListFree(LPITEMIDLIST pidl);
-
 // the callback proc for the dir dlg
 static int CALLBACK BrowseCallbackProc(HWND hwnd, UINT uMsg, LPARAM lp,
                                        LPARAM pData);
@@ -131,7 +127,13 @@ int wxDirDialog::ShowModal()
     bi.hwndOwner      = parent ? GetHwndOf(parent) : NULL;
     bi.pidlRoot       = NULL;
     bi.pszDisplayName = NULL;
+    // Please don't change this without checking it compiles
+    // with eVC++ first.
+#if defined(__POCKETPC__) || defined(__SMARTPHONE__)
+    bi.lpszTitle      = m_message.mb_str();
+#else
     bi.lpszTitle      = m_message.c_str();
+#endif
     bi.ulFlags        = BIF_RETURNONLYFSDIRS | BIF_STATUSTEXT;
     bi.lpfn           = BrowseCallbackProc;
     bi.lParam         = (LPARAM)m_path.c_str();    // param for the callback
@@ -145,10 +147,6 @@ int wxDirDialog::ShowModal()
         bi.ulFlags |= BIF_EDITBOX;
     }
 
-    // normally the commented out part should work -- but in practice
-    // BIF_NONEWFOLDERBUTTON doesn't have any effect (Win2k, comctl 5.81) so I
-    // have to disable it [for now]
-#if 0
     // to have the "New Folder" button we must use the "new" dialog style which
     // is also the only way to have a resizable dialog
     //
@@ -156,28 +154,28 @@ int wxDirDialog::ShowModal()
     const bool needNewDir = HasFlag(wxDD_NEW_DIR_BUTTON);
     if ( (needNewDir || HasFlag(wxRESIZE_BORDER)) && (verComCtl32 >= 500) )
     {
-        bi.ulFlags |= BIF_NEWDIALOGSTYLE;
-
-        // we'll get the "New Folder" button by default now, don't show it if
-        // not needed
-        if ( !needNewDir )
-            bi.ulFlags |= BIF_NONEWFOLDERBUTTON;
-    }
-#else
-    if ( HasFlag(wxDD_NEW_DIR_BUTTON) && verComCtl32 >= 500 )
-    {
-        // use the new style to make the "New Folder" button appear
-        bi.ulFlags |= BIF_NEWDIALOGSTYLE;
+        if (needNewDir)
+        {
+            bi.ulFlags |= BIF_NEWDIALOGSTYLE;
+        }
+        else
+        {
+            // Versions < 600 doesn't support BIF_NONEWFOLDERBUTTON
+            // The only way to get rid of the Make New Folder button is use
+            // the old dialog style which doesn't have the button thus we
+            // simply don't set the New Dialog Style for such comctl versions.
+            if (verComCtl32 >= 600)
+            {
+                bi.ulFlags |= BIF_NEWDIALOGSTYLE;
+                bi.ulFlags |= BIF_NONEWFOLDERBUTTON;
+            }
+        }
     }
-#endif
 
     // do show the dialog
-    LPITEMIDLIST pidl = SHBrowseForFolder(&bi);
+    wxItemIdList pidl(SHBrowseForFolder(&bi));
 
-    if ( bi.pidlRoot )
-    {
-        ItemListFree((LPITEMIDLIST)bi.pidlRoot);
-    }
+    wxItemIdList::Free((LPITEMIDLIST)bi.pidlRoot);
 
     if ( !pidl )
     {
@@ -185,18 +183,9 @@ int wxDirDialog::ShowModal()
         return wxID_CANCEL;
     }
 
-    BOOL ok = SHGetPathFromIDList(pidl, wxStringBuffer(m_path, MAX_PATH));
-
-    ItemListFree(pidl);
-
-    if ( !ok )
-    {
-        wxLogLastError(wxT("SHGetPathFromIDList"));
-
-        return wxID_CANCEL;
-    }
+    m_path = pidl.GetPath();
 
-    return wxID_OK;
+    return m_path.empty() ? wxID_CANCEL : wxID_OK;
 }
 
 // ----------------------------------------------------------------------------
@@ -208,13 +197,16 @@ BrowseCallbackProc(HWND hwnd, UINT uMsg, LPARAM lp, LPARAM pData)
 {
     switch(uMsg)
     {
+#ifdef BFFM_SETSELECTION
         case BFFM_INITIALIZED:
             // sent immediately after initialisation and so we may set the
             // initial selection here
             //
             // wParam = TRUE => lParam is a string and not a PIDL
-            SendMessage(hwnd, BFFM_SETSELECTION, TRUE, pData);
+            ::SendMessage(hwnd, BFFM_SETSELECTION, TRUE, pData);
             break;
+#endif // BFFM_SETSELECTION
+
 
         case BFFM_SELCHANGED:
             // note that this doesn't work with the new style UI (MSDN doesn't
@@ -253,26 +245,8 @@ BrowseCallbackProc(HWND hwnd, UINT uMsg, LPARAM lp, LPARAM pData)
 }
 
 
-static void ItemListFree(LPITEMIDLIST pidl)
-{
-    if ( pidl )
-    {
-        LPMALLOC pMalloc;
-        SHGetMalloc(&pMalloc);
-        if ( pMalloc )
-        {
-            pMalloc->Free(pidl);
-            pMalloc->Release();
-        }
-        else
-        {
-            wxLogLastError(wxT("SHGetMalloc"));
-        }
-    }
-}
-
 #else
     #include "../generic/dirdlgg.cpp"
 #endif // compiler/platform on which the code here compiles
 
-#endif // wxUSE_DIRDLG
+#endif // wxUSE_DIRDLG && !(__SMARTPHONE__ && __WXWINCE__)