framework/source/inc/pattern/window.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
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  12  *   contributor license agreements. See the NOTICE file distributed
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  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef INCLUDED_FRAMEWORK_SOURCE_INC_PATTERN_WINDOW_HXX
  21 #define INCLUDED_FRAMEWORK_SOURCE_INC_PATTERN_WINDOW_HXX
  22
  23 #include <general.h>
  24
  25 #include <com/sun/star/awt/XWindow.hpp>
  26 #include <com/sun/star/awt/XTopWindow.hpp>
  27
  28 #include <toolkit/helper/vclunohelper.hxx>
  29 #include <vcl/window.hxx>
  30 #include <vcl/syswin.hxx>
  31 #include <vcl/wrkwin.hxx>
  32 #include <vcl/svapp.hxx>
  33 #include <osl/mutex.hxx>
  34 #include <rtl/ustring.hxx>
  35
  36 // namespaces
  37
  38 namespace framework{
  39
  40 class WindowHelper
  41 {
  42     public:
  43
  44 static OUString getWindowState(const css::uno::Reference< css::awt::XWindow >& xWindow)
  45 {
  46     if (!xWindow.is())
  47         return OUString();
  48
  49     OString sWindowState;
  50     // SOLAR SAFE -> ----------------------------
  51     {
  52         SolarMutexGuard aSolarGuard;
  53
  54         vcl::Window*    pWindow     = VCLUnoHelper::GetWindow(xWindow);
  55         // check for system window is necessary to guarantee correct pointer cast!
  56         if (pWindow!=NULL && pWindow->IsSystemWindow())
  57         {
  58             sal_uLong nMask  = WINDOWSTATE_MASK_ALL;
  59             nMask &= ~(WINDOWSTATE_MASK_MINIMIZED);
  60             sWindowState = static_cast<SystemWindow*>(pWindow)->GetWindowState(nMask);
  61         }
  62     }
  63     // <- SOLAR SAFE ----------------------------
  64
  65     return OStringToOUString(sWindowState,RTL_TEXTENCODING_UTF8);
  66 }
  67
  68 static void setWindowState(const css::uno::Reference< css::awt::XWindow >& xWindow     ,
  69                            const OUString&                          sWindowState)
  70 {
  71     if (
  72         (!xWindow.is()            ) ||
  73         (!sWindowState.getLength())
  74        )
  75         return;
  76
  77     // SOLAR SAFE -> ----------------------------
  78     SolarMutexGuard aSolarGuard;
  79
  80     vcl::Window* pWindow = VCLUnoHelper::GetWindow(xWindow);
  81     // check for system window is necessary to guarantee correct pointer cast!
  82     if (
  83         (pWindow                  ) &&
  84         (pWindow->IsSystemWindow()) &&
  85         (
  86             // dont overwrite a might existing minimized mode!
  87             (pWindow->GetType() != WINDOW_WORKWINDOW) ||
  88             (!static_cast<WorkWindow*>(pWindow)->IsMinimized() )
  89         )
  90        )
  91     {
  92         static_cast<SystemWindow*>(pWindow)->SetWindowState(OUStringToOString(sWindowState,RTL_TEXTENCODING_UTF8));
  93     }
  94
  95     // <- SOLAR SAFE ----------------------------
  96 }
  97
  98 static bool isTopWindow(const css::uno::Reference< css::awt::XWindow >& xWindow)
  99 {
 100     // even child frame containing top level windows (e.g. query designer of database) will be closed
 101     css::uno::Reference< css::awt::XTopWindow > xTopWindowCheck(xWindow, css::uno::UNO_QUERY);
 102     if (xTopWindowCheck.is())
 103     {
 104         // Note: Toolkit interface XTopWindow sometimes is used by real VCL-child-windows also .-)
 105         // Be sure that these window is really a "top system window".
 106         // Attention ! Checking Window->GetParent() is not the right approach here.
 107         // Because sometimes VCL create "implicit border windows" as parents even we created
 108         // a simple XWindow using the toolkit only .-(
 109         SolarMutexGuard aSolarGuard;
 110         vcl::Window* pWindow = VCLUnoHelper::GetWindow( xWindow );
 111         if (
 112             (pWindow                  ) &&
 113             (pWindow->IsSystemWindow())
 114            )
 115             return true;
 116     }
 117
 118     return false;
 119 }
 120
 121 };
 122
 123 } // namespace framework
 124
 125 #endif // INCLUDED_FRAMEWORK_SOURCE_INC_PATTERN_WINDOW_HXX
 126
 127 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */