odk/examples/cpp/complextoolbarcontrols/ListenerHelper.h

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <map>
  21 #include <vector>
  22
  23 #include <com/sun/star/frame/XFrame.hpp>
  24 #include <com/sun/star/frame/XStatusListener.hpp>
  25 #include <com/sun/star/frame/XDispatch.hpp>
  26
  27 #include <rtl/ustring.hxx>
  28 #include <cppuhelper/implbase1.hxx>
  29
  30 typedef std::vector < com::sun::star::uno::Reference < com::sun::star::frame::XStatusListener > > StatusListeners;
  31
  32 typedef std::map < ::rtl::OUString, StatusListeners > ListenerMap;
  33
  34 // For every frame there is *one* Dispatch object for all possible commands
  35 // this struct contains an array of listeners for every supported command
  36 // these arrays are accessed by a std::map (with the command string as index)
  37 struct ListenerItem
  38 {
  39     ListenerMap aContainer;
  40     ::com::sun::star::uno::Reference< com::sun::star::frame::XDispatch > xDispatch;
  41     ::com::sun::star::uno::Reference< com::sun::star::frame::XFrame > xFrame;
  42 };
  43
  44 typedef std::vector < ListenerItem > AllListeners;
  45
  46 class ListenerHelper
  47 {
  48 public:
  49     void AddListener(
  50         const com::sun::star::uno::Reference < com::sun::star::frame::XFrame >& xFrame,
  51         const com::sun::star::uno::Reference < com::sun::star::frame::XStatusListener > xControl,
  52         const ::rtl::OUString& aCommand );
  53     void RemoveListener(
  54         const com::sun::star::uno::Reference < com::sun::star::frame::XFrame >& xFrame,
  55         const com::sun::star::uno::Reference < com::sun::star::frame::XStatusListener > xControl,
  56         const ::rtl::OUString& aCommand );
  57     void Notify(
  58         const com::sun::star::uno::Reference < com::sun::star::frame::XFrame >& xFrame,
  59         const ::rtl::OUString& aCommand,
  60         com::sun::star::frame::FeatureStateEvent& rEvent );
  61     com::sun::star::uno::Reference < com::sun::star::frame::XDispatch > GetDispatch(
  62         const com::sun::star::uno::Reference < com::sun::star::frame::XFrame >& xFrame,
  63         const ::rtl::OUString& aCommand );
  64     void AddDispatch(
  65         const com::sun::star::uno::Reference < com::sun::star::frame::XDispatch > xDispatch,
  66         const com::sun::star::uno::Reference < com::sun::star::frame::XFrame >& xFrame,
  67         const ::rtl::OUString& aCommand );
  68 };
  69
  70 class ListenerItemEventListener : public cppu::WeakImplHelper1 < ::com::sun::star::lang::XEventListener >
  71 {
  72     ::com::sun::star::uno::Reference< com::sun::star::frame::XFrame > mxFrame;
  73 public:
  74     ListenerItemEventListener( const com::sun::star::uno::Reference < com::sun::star::frame::XFrame >& xFrame)
  75         : mxFrame(xFrame)
  76     {}
  77     virtual void SAL_CALL disposing( const com::sun::star::lang::EventObject& aEvent ) throw (com::sun::star::uno::RuntimeException);
  78 };
  79
  80 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */