LibreOffice Module vcl (master)  1
a11yfocustracker.hxx
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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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9  * This file incorporates work covered by the following license notice:
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11  * Licensed to the Apache Software Foundation (ASF) under one or more
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15  * License, Version 2.0 (the "License"); you may not use this file
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18  */
19 
20 #pragma once
21 
22 #include <com/sun/star/accessibility/XAccessible.hpp>
23 
25 
26 #include <rtl/instance.hxx>
27 
28 #include <tools/link.hxx>
29 #include <vcl/vclevent.hxx>
30 #include <set>
31 
32 namespace vcl { class Window; }
33 class ToolBox;
35 
36 
38 {
39 
40 public:
42 
44 
45  css::uno::Reference< css::accessibility::XAccessible > const & getFocusedObject() { return m_xFocusedObject; };
46 
47  // sets the currently focus object and notifies the FocusEventListener (if any)
48  void setFocusedObject(const css::uno::Reference< css::accessibility::XAccessible >& xAccessible);
49 
50  // may evolve to add/remove later
51  void setFocusListener(const rtl::Reference< KeyboardFocusListener >& aFocusListener) { m_aFocusListener = aFocusListener; };
52 
53 protected:
54 
55  // received a WINDOW_GETFOCUS event for this window
56  void window_got_focus(vcl::Window *pWindow);
57 
58  // received a TOOLBOX_HIGHLIGHT event for this window
59  void toolbox_highlight_on(vcl::Window *pWindow);
60 
61  // received a TOOLBOX_HIGHLIGHTOFF event for this window
62  void toolbox_highlight_off(vcl::Window const *pWindow);
63 
64  // received a TABPAGE_ACTIVATE event for this window
65  void tabpage_activated(vcl::Window *pWindow);
66 
67  // received a MENU_HIGHLIGHT event for this window
68  void menu_highlighted(const ::VclMenuEvent *pEvent);
69 
70  // toolbox items are widgets in gtk+ and Cocoa
71  void notify_toolbox_item_focus(ToolBox *pToolBox);
72 
73  // toolbox item opened a floating window (e.g. color chooser)
74  void toolbox_open_floater(vcl::Window *pWindow);
75 
76  // callback function for Application::addEventListener
77  static void WindowEventHandler(void * pThis, VclSimpleEvent&);
78 
79 private:
80  // the accessible object that has the keyboard focus (if any)
81  css::uno::Reference< css::accessibility::XAccessible > m_xFocusedObject;
82 
83  // the listener for focus events
85 
86  // the list of Windows that need deeper (focus) investigation
87  std::set<VclPtr<vcl::Window>> m_aDocumentWindowList;
88 
89  // the link object needed for Application::addEventListener
91 
92  // the UNO XAccessibilityEventListener for Documents and other non VCL objects
94 };
95 
97  rtl::Static<AquaA11yFocusTracker, TheAquaA11yFocusTracker>
98 {};
99 
100 
101 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
void menu_highlighted(const ::VclMenuEvent *pEvent)
void toolbox_open_floater(vcl::Window *pWindow)
css::uno::Reference< css::accessibility::XAccessible > const & getFocusedObject()
void notify_toolbox_item_focus(ToolBox *pToolBox)
void toolbox_highlight_on(vcl::Window *pWindow)
void setFocusListener(const rtl::Reference< KeyboardFocusListener > &aFocusListener)
std::set< VclPtr< vcl::Window > > m_aDocumentWindowList
void setFocusedObject(const css::uno::Reference< css::accessibility::XAccessible > &xAccessible)
css::uno::Reference< css::accessibility::XAccessible > m_xFocusedObject
void window_got_focus(vcl::Window *pWindow)
void toolbox_highlight_off(vcl::Window const *pWindow)
rtl::Reference< KeyboardFocusListener > m_aFocusListener
const rtl::Reference< DocumentFocusListener > m_xDocumentFocusListener
static void WindowEventHandler(void *pThis, VclSimpleEvent &)
Link< VclSimpleEvent &, void > m_aWindowEventLink
void tabpage_activated(vcl::Window *pWindow)