bnc#437516: Hide minimum password info in the password dialog.

When launching it from the Security tab of the PDF Options dialog
during PDF export.

Change-Id: Ife2d3a7b508ba2e077018d11478ad680d18d3f0d

filter/source/pdf/impdialog.cxx

@@ -1287,6 +1287,7 @@ IMPL_LINK_NOARG(ImpPDFTabSecurityPage, ClickmaPbSetPwdHdl)
 {
     SfxPasswordDialog aPwdDialog( this, &msUserPwdTitle );
     aPwdDialog.SetMinLen( 0 );
+    aPwdDialog.ShowMinLengthText(false);
     aPwdDialog.ShowExtras( SHOWEXTRAS_CONFIRM | SHOWEXTRAS_PASSWORD2 | SHOWEXTRAS_CONFIRM2 );
     aPwdDialog.SetText( maStrSetPwd );
     aPwdDialog.SetGroup2Text( msOwnerPwdTitle );

sfx2/inc/sfx2/passwd.hxx

@@ -112,6 +112,9 @@ public:
     {
         mbAsciiOnly = i_bAsciiOnly;
     }
+
+    void ShowMinLengthText(bool bShow);
+
     virtual short Execute();
 };
 

sfx2/source/dialog/passwd.cxx

@@ -148,6 +148,11 @@ void SfxPasswordDialog::SetMinLen( sal_uInt16 nLen )
     EditModifyHdl( NULL );
 }
 
+void SfxPasswordDialog::ShowMinLengthText(bool bShow)
+{
+    mpMinLengthFT->Show(bShow);
+}
+
 // -----------------------------------------------------------------------
 
 short SfxPasswordDialog::Execute()