summaryrefslogtreecommitdiffstats
path: root/sfx2/source/inc/statcach.hxx
blob: 4247037e20c4462d6e5b7e40ff4a19a86a8bb28d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */
#ifndef INCLUDED_SFX2_SOURCE_INC_STATCACH_HXX
#define INCLUDED_SFX2_SOURCE_INC_STATCACH_HXX

#include <com/sun/star/frame/XDispatch.hpp>
#include <com/sun/star/frame/XDispatchProvider.hpp>
#include <com/sun/star/frame/XStatusListener.hpp>
#include <com/sun/star/frame/FeatureStateEvent.hpp>
#include <com/sun/star/beans/PropertyValue.hpp>
#include <cppuhelper/implbase.hxx>
#include <tools/debug.hxx>
#include <rtl/ref.hxx>

#include <sfx2/bindings.hxx>

#include "slotserv.hxx"

class SfxControllerItem;
class SfxDispatcher;
class BindDispatch_Impl final : public ::cppu::WeakImplHelper< css::frame::XStatusListener >
{
friend class SfxStateCache;
    css::uno::Reference< css::frame::XDispatch >   xDisp;
    css::util::URL                     aURL;
    css::frame::FeatureStateEvent      aStatus;
    SfxStateCache*          pCache;
    const SfxSlot*          pSlot;

public:
                            BindDispatch_Impl(
                                const css::uno::Reference< css::frame::XDispatch > & rDisp,
                                const css::util::URL& rURL,
                                SfxStateCache* pStateCache, const SfxSlot* pSlot );

    virtual void SAL_CALL   statusChanged( const css::frame::FeatureStateEvent& Event ) override;
    virtual void SAL_CALL   disposing( const css::lang::EventObject& Source ) override;

    const css::frame::FeatureStateEvent& GetStatus() const { return aStatus;}
    sal_Int16               Dispatch( const css::uno::Sequence < css::beans::PropertyValue >& aProps, bool bForceSynchron );
    void                    Release();
};

class SfxStateCache
{
friend class BindDispatch_Impl;
    rtl::Reference<BindDispatch_Impl>
                            mxDispatch;
    sal_uInt16              nId;           // Slot-Id
    SfxControllerItem*      pInternalController;
    css::uno::Reference < css::frame::XDispatch > xMyDispatch;
    SfxControllerItem*      pController;    // Pointer to first bound Controller (interlinked with each other)
    SfxSlotServer           aSlotServ;      // SlotServer, SlotPtr = 0 -> not on Stack
    SfxPoolItem*            pLastItem;      // Last sent Item, never -1
    SfxItemState            eLastState;     // Last sent State
    bool                    bCtrlDirty:1;   // Update Controller?
    bool                    bSlotDirty:1;   // Present Function, must be updated
    bool                    bItemVisible:1; // item visibility
    bool                    bItemDirty;     // Validity of pLastItem

private:
                            SfxStateCache( const SfxStateCache& rOrig ) = delete;
    void                    SetState_Impl( SfxItemState, const SfxPoolItem*, bool bMaybeDirty );

public:
                            SfxStateCache( sal_uInt16 nFuncId );
                            ~SfxStateCache();

    sal_uInt16                  GetId() const;

    const SfxSlotServer*    GetSlotServer( SfxDispatcher &rDispat, const css::uno::Reference< css::frame::XDispatchProvider > & xProv );
    const SfxSlotServer*    GetSlotServer( SfxDispatcher &rDispat )
                            { return GetSlotServer( rDispat, css::uno::Reference< css::frame::XDispatchProvider > () ); }
    css::uno::Reference< css::frame::XDispatch >          GetDispatch() const;
    sal_Int16               Dispatch( const SfxItemSet* pSet, bool bForceSynchron );
    bool                    IsControllerDirty() const
                            { return bCtrlDirty; }
    void                    ClearCache();

    void                    SetState( SfxItemState, const SfxPoolItem*, bool bMaybeDirty=false );
    void                    SetCachedState(bool bAlways);
    void                    Invalidate( bool bWithSlot );
    void                    SetVisibleState( bool bShow );
    void                    GetState( boost::property_tree::ptree& );

    SfxControllerItem*      ChangeItemLink( SfxControllerItem* pNewBinding );
    SfxControllerItem*      GetItemLink() const;
    void                    SetInternalController( SfxControllerItem* pCtrl )
                            { DBG_ASSERT( !pInternalController, "Only one internal controller allowed!" ); pInternalController = pCtrl; }
    void                    ReleaseInternalController() { pInternalController = nullptr; }
    SfxControllerItem*      GetInternalController() const { return pInternalController; }
    const css::uno::Reference < css::frame::XDispatch >&
                            GetInternalDispatch() const
                            { return xMyDispatch; }
    void                    SetInternalDispatch( const css::uno::Reference < css::frame::XDispatch >& rDisp )
                            { xMyDispatch = rDisp; }
};


// clears Cached-Item

inline void SfxStateCache::ClearCache()
{
    bItemDirty = true;
}


// registers an item representing this function

inline SfxControllerItem* SfxStateCache::ChangeItemLink( SfxControllerItem* pNewBinding )
{
    SfxControllerItem* pOldBinding = pController;
    pController = pNewBinding;
    if ( pNewBinding )
    {
        bCtrlDirty = true;
        bItemDirty = true;
    }
    return pOldBinding;
}


// returns the func binding which becomes called on spreading states

inline SfxControllerItem* SfxStateCache::GetItemLink() const
{
    return pController;
}


inline sal_uInt16 SfxStateCache::GetId() const
{
    return nId;
}

#endif

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */