summaryrefslogtreecommitdiff
path: root/sdext/source/presenter/PresenterScreen.hxx
blob: 95eace30b40c7519e0f3ea84d2f16197baed9945 (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
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
/* -*- 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_SDEXT_SOURCE_PRESENTER_PRESENTERSCREEN_HXX
#define INCLUDED_SDEXT_SOURCE_PRESENTER_PRESENTERSCREEN_HXX

#include "PresenterConfigurationAccess.hxx"
#include "PresenterPaneContainer.hxx"
#include <cppuhelper/compbase.hxx>
#include <cppuhelper/basemutex.hxx>
#include <com/sun/star/frame/XController.hpp>
#include <com/sun/star/frame/XModel2.hpp>
#include <com/sun/star/task/XJob.hpp>
#include <com/sun/star/drawing/framework/XConfigurationController.hpp>
#include <com/sun/star/presentation/XPresentation2.hpp>
#include <rtl/ref.hxx>

#include <map>

namespace sdext { namespace presenter {

class PresenterController;

typedef ::cppu::WeakComponentImplHelper <
    css::task::XJob
    > PresenterScreenJobInterfaceBase;
typedef ::cppu::WeakComponentImplHelper <
    css::lang::XEventListener
    > PresenterScreenInterfaceBase;

/** The PresenterScreenJob service is instantiated every time a document is
    created or loaded.  In its execute() method it then filters out all
    non-Impress documents and creates and registers a new PresenterScreen
    object.
*/
class PresenterScreenJob
    : private ::cppu::BaseMutex,
      public PresenterScreenJobInterfaceBase
{
public:
    PresenterScreenJob(const PresenterScreenJob&) = delete;
    PresenterScreenJob& operator=(const PresenterScreenJob&) = delete;
    static OUString getImplementationName_static();
    static css::uno::Sequence< OUString > getSupportedServiceNames_static();
    static css::uno::Reference<css::uno::XInterface> Create(
        const css::uno::Reference<css::uno::XComponentContext>& rxContext);

    virtual void SAL_CALL disposing() override;

    // XJob

    virtual css::uno::Any SAL_CALL execute(
        const css::uno::Sequence<css::beans::NamedValue >& Arguments) override;

private:
    explicit PresenterScreenJob (const css::uno::Reference<css::uno::XComponentContext>& rxContext);
    virtual ~PresenterScreenJob() override;

    css::uno::Reference<css::uno::XComponentContext> mxComponentContext;
};

/** This is the bootstrap class of the presenter screen.  It is registered
    as drawing framework startup service.  That means that every drawing
    framework instance creates an instance of this class.

    <p>A PresenterScreen object registers itself as listener for drawing
    framework configuration changes.  It waits for the full screen marker (a
    top level resource) to appear in the current configuration.  When that
    happens the actual presenter screen is initialized.  A new
    PresenterController is created and takes over the task of controlling
    the presenter screen.</p>
*/
class PresenterScreen
    : private ::cppu::BaseMutex,
      public PresenterScreenInterfaceBase
{
public:
    PresenterScreen (
        const css::uno::Reference<css::uno::XComponentContext>& rxContext,
        const css::uno::Reference<css::frame::XModel2>& rxModel);
    virtual ~PresenterScreen() override;
    PresenterScreen(const PresenterScreen&) = delete;
    PresenterScreen& operator=(const PresenterScreen&) = delete;

    virtual void SAL_CALL disposing() override;

    static bool isPresenterScreenEnabled(
        const css::uno::Reference<css::uno::XComponentContext>& rxContext);
    /** Make the presenter screen visible.
    */
    void InitializePresenterScreen();

    /** Do not call ShutdownPresenterScreen() directly.  Call
        RequestShutdownPresenterScreen() instead.  It will issue an
        asynchronous call to ShutdownPresenterScreen() when that is safe.
    */
    void RequestShutdownPresenterScreen();

    /** Switch / converse monitors between presenter view and slide output
     */
    void SwitchMonitors();

    // XEventListener

    virtual void SAL_CALL disposing ( const css::lang::EventObject& rEvent) override;

private:
    css::uno::Reference<css::frame::XModel2 > mxModel;
    css::uno::Reference<css::frame::XController> mxController;
    css::uno::WeakReference<css::drawing::framework::XConfigurationController>
        mxConfigurationControllerWeak;
    css::uno::WeakReference<css::uno::XComponentContext> mxContextWeak;
    ::rtl::Reference<PresenterController> mpPresenterController;
    css::uno::Reference<css::drawing::framework::XConfiguration> mxSavedConfiguration;
    ::rtl::Reference<PresenterPaneContainer> mpPaneContainer;
    css::uno::Reference<css::drawing::framework::XResourceFactory> mxPaneFactory;
    css::uno::Reference<css::drawing::framework::XResourceFactory> mxViewFactory;

    class ViewDescriptor
    {
    public:
        OUString msTitle;
        OUString msAccessibleTitle;
        bool mbIsOpaque;
        ViewDescriptor()
            : mbIsOpaque(false)
        {
        }
    };
    typedef ::std::map<OUString,ViewDescriptor> ViewDescriptorContainer;
    ViewDescriptorContainer maViewDescriptors;

    void ShutdownPresenterScreen();

    /** Create and initialize the factory for presenter view specific panes.
    */
    void SetupPaneFactory (
        const css::uno::Reference<css::uno::XComponentContext>& rxContext);

    /** Create and initialize the factory for presenter view specific views.
    */
    void SetupViewFactory (
        const css::uno::Reference<css::uno::XComponentContext>& rxContext);

    /** Read the current layout from the configuration and call
        ProcessLayout to bring it on to the screen.
    */
    void SetupConfiguration (
        const css::uno::Reference<css::uno::XComponentContext>& rxContext,
        const css::uno::Reference<css::drawing::framework::XResourceId>& rxAnchorId);

    /** Read one layout from the configuration and make resource activation
        requests to bring it on to the screen.  When one layout references a
        parent layout then this method calls itself recursively.
    */
    void ProcessLayout (
        PresenterConfigurationAccess& rConfiguration,
        const OUString& rsLayoutName,
        const css::uno::Reference<css::uno::XComponentContext>& rxContext,
        const css::uno::Reference<css::drawing::framework::XResourceId>& rxAnchorId);

    /** Called by ProcessLayout for a single entry of a Layouts
        configuration list.
    */
    void ProcessComponent (
        const ::std::vector<css::uno::Any>& rValues,
        const css::uno::Reference<css::uno::XComponentContext>& rxContext,
        const css::uno::Reference<css::drawing::framework::XResourceId>& rxAnchorId);

    /** Read the view descriptions from the configuration.
    */
    void ProcessViewDescriptions (
        PresenterConfigurationAccess& rConfiguration);

    /** Called by ProcessViewDescriptions for a single entry.
    */
    void ProcessViewDescription (
        const ::std::vector<css::uno::Any>& rValues);

    void SetupView (
        const css::uno::Reference<css::uno::XComponentContext>& rxContext,
        const css::uno::Reference<css::drawing::framework::XResourceId>& rxAnchorId,
        const OUString& rsPaneURL,
        const OUString& rsViewURL,
        const PresenterPaneContainer::ViewInitializationFunction& rViewInitialization);

    /** Return the built-in screen number on the presentation will normally
        display the presenter console.
        @return
            Returns -1 when the presenter screen can or shall not be
            displayed.
    */
    sal_Int32 GetPresenterScreenNumber (
                const css::uno::Reference<css::presentation::XPresentation2>& rxPresentation) const;

    static sal_Int32 GetPresenterScreenFromScreen( sal_Int32 nPresentationScreen );

    /** Create a resource id for the full screen background pane so that it
        is displayed on another screen than the full screen presentation.
    */
    css::uno::Reference<css::drawing::framework::XResourceId> GetMainPaneId (
        const css::uno::Reference<css::presentation::XPresentation2>& rxPresentation) const;
};

} }

#endif

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