X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c1dc9f8394c1488ad8e7d945e6f943f7b34554ce..f1fc7bab85864e99f4e7de4994e947ab0ab5a83a:/src/msw/filedlg.cpp

diff --git a/src/msw/filedlg.cpp b/src/msw/filedlg.cpp
index a8393959a2..7ed1c81362 100644
--- a/src/msw/filedlg.cpp
+++ b/src/msw/filedlg.cpp
@@ -64,7 +64,8 @@
 // globals
 // ----------------------------------------------------------------------------
 
-// standard dialog size
+// standard dialog size for the old Windows systems where the dialog wasn't
+// resizeable
 static wxRect gs_rectDialog(0, 0, 428, 266);
 
 // ============================================================================
@@ -90,16 +91,9 @@ wxFileDialogHookFunction(HWND      hDlg,
                 OFNOTIFY *pNotifyCode = wx_reinterpret_cast(OFNOTIFY *, lParam);
                 if ( pNotifyCode->hdr.code == CDN_INITDONE )
                 {
-                    // note that we need to move the parent window: hDlg is a
-                    // child of it when OFN_EXPLORER is used
-                    ::SetWindowPos
-                      (
-                        ::GetParent(hDlg),
-                        HWND_TOP,
-                        gs_rectDialog.x, gs_rectDialog.y,
-                        0, 0,
-                        SWP_NOZORDER | SWP_NOSIZE
-                      );
+                    wx_reinterpret_cast(wxFileDialog *,
+                                        pNotifyCode->lpOFN->lCustData)
+                        ->MSWOnInitDone((WXHWND)hDlg);
                  }
             }
             break;
@@ -138,14 +132,15 @@ wxFileDialog::wxFileDialog(wxWindow *parent,
     // NB: all style checks are done by wxFileDialogBase::Create
 
     m_bMovedWindow = false;
+    m_centreDir = 0;
 
     // Must set to zero, otherwise the wx routines won't size the window
     // the second time you call the file dialog, because it thinks it is
     // already at the requested size.. (when centering)
     gs_rectDialog.x =
     gs_rectDialog.y = 0;
-
 }
+
 void wxFileDialog::GetPaths(wxArrayString& paths) const
 {
     paths.Empty();
@@ -185,7 +180,6 @@ void wxFileDialog::DoGetPosition(int *x, int *y) const
         *y = gs_rectDialog.y;
 }
 
-
 void wxFileDialog::DoGetSize(int *width, int *height) const
 {
     if ( width )
@@ -196,13 +190,64 @@ void wxFileDialog::DoGetSize(int *width, int *height) const
 
 void wxFileDialog::DoMoveWindow(int x, int y, int WXUNUSED(w), int WXUNUSED(h))
 {
-    m_bMovedWindow = true;
-
     gs_rectDialog.x = x;
     gs_rectDialog.y = y;
 
-    // size of the dialog can't be changed because the controls are not laid
-    // out correctly then
+    // our HWND is only set when we're called from MSWOnInitDone(), test if
+    // this is the case
+    HWND hwnd = GetHwnd();
+    if ( hwnd )
+    {
+        // size of the dialog can't be changed because the controls are not
+        // laid out correctly then
+       ::SetWindowPos(hwnd, HWND_TOP, x, y, 0, 0, SWP_NOZORDER | SWP_NOSIZE);
+    }
+    else // just remember that we were requested to move the window
+    {
+        m_bMovedWindow = true;
+
+        // if Centre() had been called before, it shouldn't be taken into
+        // account now
+        m_centreDir = 0;
+    }
+}
+
+void wxFileDialog::DoCentre(int dir)
+{
+    m_centreDir = dir;
+    m_bMovedWindow = true;
+
+    // it's unnecessary to do anything else at this stage as we'll redo it in
+    // MSWOnInitDone() anyhow
+}
+
+void wxFileDialog::MSWOnInitDone(WXHWND hDlg)
+{
+    // note the the dialog is the parent window: hDlg is a child of it when
+    // OFN_EXPLORER is used
+    HWND hFileDlg = ::GetParent((HWND)hDlg);
+
+    // set HWND so that our DoMoveWindow() works correctly
+    SetHWND((WXHWND)hFileDlg);
+
+    if ( m_centreDir )
+    {
+        // now we have the real dialog size, remember it
+        RECT rect;
+        GetWindowRect(hFileDlg, &rect);
+        gs_rectDialog = wxRectFromRECT(rect);
+
+        // and position the window correctly: notice that we must use the base
+        // class version as our own doesn't do anything except setting flags
+        wxFileDialogBase::DoCentre(m_centreDir);
+    }
+    else // need to just move it to the correct place
+    {
+        SetPosition(gs_rectDialog.GetPosition());
+    }
+
+    // we shouldn't destroy this HWND
+    SetHWND(NULL);
 }
 
 // helper used below in ShowModal(): style is used to determine whether to show
@@ -320,7 +365,7 @@ int wxFileDialog::ShowModal()
 
     of.lStructSize       = gs_ofStructSize;
     of.hwndOwner         = hWnd;
-    of.lpstrTitle        = WXSTRINGCAST m_message;
+    of.lpstrTitle        = m_message.wx_str();
     of.lpstrFileTitle    = titleBuffer;
     of.nMaxFileTitle     = wxMAXFILE + 1 + wxMAXEXT;
 
@@ -367,6 +412,7 @@ int wxFileDialog::ShowModal()
 
     of.Flags             = msw_flags;
     of.lpfnHook          = wxFileDialogHookFunction;
+    of.lCustData         = (LPARAM)this;
 
     wxArrayString wildDescriptions, wildFilters;
 
@@ -391,12 +437,12 @@ int wxFileDialog::ShowModal()
         }
     }
 
-    of.lpstrFilter  = (LPTSTR)filterBuffer.c_str();
+    of.lpstrFilter  = (LPTSTR)filterBuffer.wx_str();
     of.nFilterIndex = m_filterIndex + 1;
 
     //=== Setting defaultFileName >>=========================================
 
-    wxStrncpy( fileNameBuffer, (const wxChar *)m_fileName, wxMAXPATH-1 );
+    wxStrncpy(fileNameBuffer, m_fileName, wxMAXPATH-1);
     fileNameBuffer[ wxMAXPATH-1 ] = wxT('\0');
 
     of.lpstrFile = fileNameBuffer;  // holds returned filename
@@ -409,7 +455,7 @@ int wxFileDialog::ShowModal()
     wxString defextBuffer; // we need it to be alive until GetSaveFileName()!
     if (HasFdFlag(wxFD_SAVE))
     {
-        const wxChar* extension = filterBuffer;
+        const wxChar* extension = filterBuffer.wx_str();
         int maxFilter = (int)(of.nFilterIndex*2L) - 1;
 
         for( int i = 0; i < maxFilter; i++ )           // get extension
@@ -511,7 +557,7 @@ int wxFileDialog::ShowModal()
                  (of.nFileExtension && fileNameBuffer[of.nFileExtension] == wxT('\0')) )
             {
                 // User has typed a filename without an extension:
-                const wxChar* extension = filterBuffer;
+                const wxChar* extension = filterBuffer.wx_str();
                 int   maxFilter = (int)(of.nFilterIndex*2L) - 1;
 
                 for( int i = 0; i < maxFilter; i++ )           // get extension