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ContextChangeEventMultiplexer.cxx
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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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19 
21 
22 #include <com/sun/star/ui/ContextChangeEventObject.hpp>
23 #include <com/sun/star/ui/XContextChangeEventMultiplexer.hpp>
24 #include <com/sun/star/ui/ContextChangeEventMultiplexer.hpp>
25 #include <com/sun/star/frame/ModuleManager.hpp>
26 #include <comphelper/lok.hxx>
28 #include <sfx2/lokhelper.hxx>
29 #include <sfx2/viewsh.hxx>
30 
31 using namespace css;
32 using namespace css::uno;
33 
34 
36  const css::uno::Reference<css::frame::XController>& rxController,
37  const vcl::EnumContext::Context eContext)
38 {
39  if (!(rxController.is() && rxController->getFrame().is()))
40  return;
41 
42  const css::ui::ContextChangeEventObject aEvent(
43  rxController,
44  GetModuleName(rxController->getFrame()),
46 
47  css::uno::Reference<css::ui::XContextChangeEventMultiplexer> xMultiplexer (
48  css::ui::ContextChangeEventMultiplexer::get(
50  if (xMultiplexer.is())
51  xMultiplexer->broadcastContextChangeEvent(aEvent, rxController);
52 
53  // notify the LOK too after all the change have taken effect.
55  {
56  if (SfxViewShell* pViewShell = SfxViewShell::Get(rxController))
57  SfxLokHelper::notifyContextChange(pViewShell, GetModuleName(rxController->getFrame()), vcl::EnumContext::GetContextName(eContext));
58  }
59 }
60 
61 
63  const SfxViewShell* pViewShell,
64  const vcl::EnumContext::Context eContext)
65 {
66  if (pViewShell != nullptr)
67  NotifyContextChange(pViewShell->GetController(), eContext);
68 }
69 
70 
72  const css::uno::Reference<css::frame::XFrame>& rxFrame)
73 {
74  try
75  {
76  const Reference<frame::XModuleManager> xModuleManager =
77  frame::ModuleManager::create( comphelper::getProcessComponentContext() );
78  return xModuleManager->identify(rxFrame);
79  }
80  catch (const Exception&)
81  {
82  // An exception typically means that a context change is notified
83  // during initialization or destruction of a view.
84  // Ignore it.
85  }
88 }
89 
90 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
static OUString GetModuleName(const css::uno::Reference< css::frame::XFrame > &rxFrame)
static void notifyContextChange(SfxViewShell const *pViewShell, const OUString &aApplication, const OUString &aContext)
static void NotifyContextChange(const css::uno::Reference< css::frame::XController > &rxController, const vcl::EnumContext::Context eContext)
Notify the activation of a context.
static const OUString & GetApplicationName(const Application eApplication)
static const OUString & GetContextName(const Context eContext)
static SfxViewShell * Get(const css::uno::Reference< css::frame::XController > &i_rController)
Reference< XComponentContext > getProcessComponentContext()
AnyEventRef aEvent
css::uno::Reference< css::frame::XController > GetController() const