Eliminate a warning

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

diff --git a/src/msw/dirdlg.cpp b/src/msw/dirdlg.cpp
index 5f9006fa2bd89ce5168763e1267a65d8eeaef390..d483be374e00edcdd159d796c18e11ae1568160d 100644 (file)
--- a/src/msw/dirdlg.cpp
+++ b/src/msw/dirdlg.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        dirdlg.cpp
+// Name:        src/msw/dirdlg.cpp

 // Purpose:     wxDirDialog
 // Author:      Julian Smart
 // Modified by:
 // Purpose:     wxDirDialog
 // Author:      Julian Smart
 // Modified by:


@@ -17,10 +17,6 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 

-#ifdef __GNUG__
-    #pragma implementation "dirdlg.h"
-#endif
-

 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 


@@ -30,33 +26,25 @@
 
 #if wxUSE_DIRDLG
 
 
 #if wxUSE_DIRDLG
 

-#if defined(__WIN95__) && !defined(__GNUWIN32_OLD__) && wxUSE_OLE
+#if wxUSE_OLE && !defined(__GNUWIN32_OLD__) && (!defined(__WXWINCE__) || \
+    (defined(__HANDHELDPC__) && (_WIN32_WCE >= 500)))
+
+#include "wx/dirdlg.h"

 
 #ifndef WX_PRECOMP
     #include "wx/utils.h"
     #include "wx/dialog.h"
 
 #ifndef WX_PRECOMP
     #include "wx/utils.h"
     #include "wx/dialog.h"

-    #include "wx/dirdlg.h"

     #include "wx/log.h"
     #include "wx/app.h"     // for GetComCtl32Version()
 #endif
 
 #include "wx/msw/private.h"
     #include "wx/log.h"
     #include "wx/app.h"     // for GetComCtl32Version()
 #endif
 
 #include "wx/msw/private.h"

-
-#ifdef __WXWINCE__
-#include <winreg.h>
-#include <objbase.h>
-#include <shlguid.h>
-#endif
-#include <shlobj.h> // Win95 shell
+#include "wx/msw/wrapshl.h"

 
 // ----------------------------------------------------------------------------
 // constants
 // ----------------------------------------------------------------------------
 
 
 // ----------------------------------------------------------------------------
 // constants
 // ----------------------------------------------------------------------------
 

-#ifndef MAX_PATH
-    #define MAX_PATH 4096      // be generous
-#endif
-

 #ifndef BIF_NEWDIALOGSTYLE
     #define BIF_NEWDIALOGSTYLE 0x0040
 #endif
 #ifndef BIF_NEWDIALOGSTYLE
     #define BIF_NEWDIALOGSTYLE 0x0040
 #endif


@@ -70,7 +58,7 @@
 #endif
 
 // ----------------------------------------------------------------------------
 #endif
 
 // ----------------------------------------------------------------------------

-// wxWindows macros
+// wxWidgets macros

 // ----------------------------------------------------------------------------
 
 IMPLEMENT_CLASS(wxDirDialog, wxDialog)
 // ----------------------------------------------------------------------------
 
 IMPLEMENT_CLASS(wxDirDialog, wxDialog)


@@ -79,9 +67,6 @@ IMPLEMENT_CLASS(wxDirDialog, wxDialog)
 // private functions prototypes
 // ----------------------------------------------------------------------------
 
 // 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);
 // the callback proc for the dir dlg
 static int CALLBACK BrowseCallbackProc(HWND hwnd, UINT uMsg, LPARAM lp,
                                        LPARAM pData);


@@ -106,7 +91,7 @@ wxDirDialog::wxDirDialog(wxWindow *parent,
     m_message = message;
     m_parent = parent;
 
     m_message = message;
     m_parent = parent;
 

-    SetStyle(style);
+    SetWindowStyle(style);

     SetPath(defaultPath);
 }
 
     SetPath(defaultPath);
 }
 


@@ -140,14 +125,16 @@ int wxDirDialog::ShowModal()
     bi.hwndOwner      = parent ? GetHwndOf(parent) : NULL;
     bi.pidlRoot       = NULL;
     bi.pszDisplayName = NULL;
     bi.hwndOwner      = parent ? GetHwndOf(parent) : NULL;
     bi.pidlRoot       = NULL;
     bi.pszDisplayName = NULL;

-#ifdef __WXWINCE__
+    // 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.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
+    bi.lParam         = (LPARAM)m_path.wx_str(); // param for the callback

 
     static const int verComCtl32 = wxApp::GetComCtl32Version();
 
 
     static const int verComCtl32 = wxApp::GetComCtl32Version();
 


@@ -158,39 +145,35 @@ int wxDirDialog::ShowModal()
         bi.ulFlags |= BIF_EDITBOX;
     }
 
         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
     //
     // "new" style is only available in the version 5.0+ of comctl32.dll
     // to have the "New Folder" button we must use the "new" dialog style which
     // is also the only way to have a resizable dialog
     //
     // "new" style is only available in the version 5.0+ of comctl32.dll

-    const bool needNewDir = HasFlag(wxDD_NEW_DIR_BUTTON);
+    const bool needNewDir = !HasFlag(wxDD_DIR_MUST_EXIST);

     if ( (needNewDir || HasFlag(wxRESIZE_BORDER)) && (verComCtl32 >= 500) )
     {
     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
 
     // 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 )
     {
 
     if ( !pidl )
     {


@@ -198,18 +181,13 @@ int wxDirDialog::ShowModal()
         return wxID_CANCEL;
     }
 
         return wxID_CANCEL;
     }
 

-    BOOL ok = SHGetPathFromIDList(pidl, wxStringBuffer(m_path, MAX_PATH));
-
-    ItemListFree(pidl);
+    m_path = pidl.GetPath();

 
 

-    if ( !ok )
-    {
-        wxLogLastError(wxT("SHGetPathFromIDList"));
-
-        return wxID_CANCEL;
-    }
+    // change current working directory if asked so
+    if (HasFlag(wxDD_CHANGE_DIR))
+        wxSetWorkingDirectory(m_path);

 
 

-    return wxID_OK;
+    return m_path.empty() ? wxID_CANCEL : wxID_OK;

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------


@@ -221,15 +199,16 @@ BrowseCallbackProc(HWND hwnd, UINT uMsg, LPARAM lp, LPARAM pData)
 {
     switch(uMsg)
     {
 {
     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
         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

-#ifndef __WXWINCE__
-            SendMessage(hwnd, BFFM_SETSELECTION, TRUE, pData);
-#endif
+            ::SendMessage(hwnd, BFFM_SETSELECTION, TRUE, pData);

             break;
             break;

+#endif // BFFM_SETSELECTION
+

 
         case BFFM_SELCHANGED:
             // note that this doesn't work with the new style UI (MSDN doesn't
 
         case BFFM_SELCHANGED:
             // note that this doesn't work with the new style UI (MSDN doesn't


@@ -255,7 +234,7 @@ BrowseCallbackProc(HWND hwnd, UINT uMsg, LPARAM lp, LPARAM pData)
                     }
 
                     SendMessage(hwnd, BFFM_SETSTATUSTEXT,
                     }
 
                     SendMessage(hwnd, BFFM_SETSTATUSTEXT,

-                                0, (LPARAM)strDir.c_str());
+                                0, (LPARAM)strDir.wx_str());

                 }
             }
             break;
                 }
             }
             break;


@@ -267,27 +246,6 @@ BrowseCallbackProc(HWND hwnd, UINT uMsg, LPARAM lp, LPARAM pData)
     return 0;
 }
 
     return 0;
 }
 

-
-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 // compiler/platform on which the code here compiles
 
 #endif // wxUSE_DIRDLG