1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 /*
3 * This file is part of the LibreOffice project.
4 *
5 * This Source Code Form is subject to the terms of the Mozilla Public
6 * License, v. 2.0. If a copy of the MPL was not distributed with this
7 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 *
9 * This file incorporates work covered by the following license notice:
10 *
11 * Licensed to the Apache Software Foundation (ASF) under one or more
12 * contributor license agreements. See the NOTICE file distributed
13 * with this work for additional information regarding copyright
14 * ownership. The ASF licenses this file to you under the Apache
15 * License, Version 2.0 (the "License"); you may not use this file
16 * except in compliance with the License. You may obtain a copy of
17 * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 */
19
20 #include <uielement/imagebuttontoolbarcontroller.hxx>
21
22 #include <framework/addonsoptions.hxx>
23
24 #include <com/sun/star/util/XURLTransformer.hpp>
25 #include <com/sun/star/beans/PropertyValue.hpp>
26 #include <com/sun/star/uno/XComponentContext.hpp>
27
28 #include <comphelper/getexpandeduri.hxx>
29 #include <comphelper/processfactory.hxx>
30 #include <unotools/ucbstreamhelper.hxx>
31 #include <vcl/svapp.hxx>
32 #include <vcl/mnemonic.hxx>
33 #include <vcl/window.hxx>
34 #include <vcl/graph.hxx>
35 #include <vcl/graphicfilter.hxx>
36 #include <vcl/toolbox.hxx>
37 #include <svtools/miscopt.hxx>
38 #include <memory>
39
40 using namespace ::com::sun::star;
41 using namespace ::com::sun::star::awt;
42 using namespace ::com::sun::star::uno;
43 using namespace ::com::sun::star::beans;
44 using namespace ::com::sun::star::lang;
45 using namespace ::com::sun::star::frame;
46 using namespace ::com::sun::star::util;
47
48 const ::Size aImageSizeSmall( 16, 16 );
49 const ::Size aImageSizeBig( 26, 26 );
50
51 namespace framework
52 {
53
SubstituteVariables(OUString & aURL)54 static void SubstituteVariables( OUString& aURL )
55 {
56 aURL = comphelper::getExpandedUri(
57 comphelper::getProcessComponentContext(), aURL);
58 }
59
ImageButtonToolbarController(const Reference<XComponentContext> & rxContext,const Reference<XFrame> & rFrame,ToolBox * pToolbar,sal_uInt16 nID,const OUString & aCommand)60 ImageButtonToolbarController::ImageButtonToolbarController(
61 const Reference< XComponentContext >& rxContext,
62 const Reference< XFrame >& rFrame,
63 ToolBox* pToolbar,
64 sal_uInt16 nID,
65 const OUString& aCommand ) :
66 ComplexToolbarController( rxContext, rFrame, pToolbar, nID, aCommand )
67 {
68 bool bBigImages( SvtMiscOptions().AreCurrentSymbolsLarge() );
69
70 Image aImage = AddonsOptions().GetImageFromURL( aCommand, bBigImages, true );
71
72 // Height will be controlled by scaling according to button height
73 m_pToolbar->SetItemImage( m_nID, aImage );
74 }
75
~ImageButtonToolbarController()76 ImageButtonToolbarController::~ImageButtonToolbarController()
77 {
78 }
79
dispose()80 void SAL_CALL ImageButtonToolbarController::dispose()
81 {
82 SolarMutexGuard aSolarMutexGuard;
83 ComplexToolbarController::dispose();
84 }
85
executeControlCommand(const css::frame::ControlCommand & rControlCommand)86 void ImageButtonToolbarController::executeControlCommand( const css::frame::ControlCommand& rControlCommand )
87 {
88 SolarMutexGuard aSolarMutexGuard;
89 // i73486 to be downward compatible use old and "wrong" also!
90 if( rControlCommand.Command == "SetImag" ||
91 rControlCommand.Command == "SetImage" )
92 {
93 for ( sal_Int32 i = 0; i < rControlCommand.Arguments.getLength(); i++ )
94 {
95 if ( rControlCommand.Arguments[i].Name == "URL" )
96 {
97 OUString aURL;
98 rControlCommand.Arguments[i].Value >>= aURL;
99
100 SubstituteVariables( aURL );
101
102 Image aImage;
103 if ( ReadImageFromURL( SvtMiscOptions().AreCurrentSymbolsLarge(),
104 aURL,
105 aImage ))
106 {
107 m_pToolbar->SetItemImage( m_nID, aImage );
108
109 // send notification
110 uno::Sequence< beans::NamedValue > aInfo { { "URL", css::uno::makeAny(aURL) } };
111 addNotifyInfo( "ImageChanged",
112 getDispatchFromCommand( m_aCommandURL ),
113 aInfo );
114 break;
115 }
116 }
117 }
118 }
119 }
120
ReadImageFromURL(bool bBigImage,const OUString & aImageURL,Image & aImage)121 bool ImageButtonToolbarController::ReadImageFromURL( bool bBigImage, const OUString& aImageURL, Image& aImage )
122 {
123 std::unique_ptr<SvStream> pStream(utl::UcbStreamHelper::CreateStream( aImageURL, StreamMode::STD_READ ));
124 if ( pStream && ( pStream->GetErrorCode() == ERRCODE_NONE ))
125 {
126 // Use graphic class to also support more graphic formats (bmp,png,...)
127 Graphic aGraphic;
128
129 GraphicFilter& rGF = GraphicFilter::GetGraphicFilter();
130 rGF.ImportGraphic( aGraphic, OUString(), *pStream );
131
132 BitmapEx aBitmapEx = aGraphic.GetBitmapEx();
133
134 const ::Size aSize = bBigImage ? aImageSizeBig : aImageSizeSmall; // Sizes used for toolbar images
135
136 ::Size aBmpSize = aBitmapEx.GetSizePixel();
137 if ( aBmpSize.Width() > 0 && aBmpSize.Height() > 0 )
138 {
139 ::Size aNoScaleSize( aBmpSize.Width(), aSize.Height() );
140 if ( aBmpSize != aNoScaleSize )
141 aBitmapEx.Scale( aNoScaleSize, BmpScaleFlag::BestQuality );
142 aImage = Image( aBitmapEx );
143 return true;
144 }
145 }
146
147 return false;
148 }
149
150 } // namespace
151
152 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
153