toolkit/source/controls/filectrl.cxx

   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 <controls/filectrl.hxx>
  21
  22 #include <com/sun/star/ui/dialogs/FilePicker.hpp>
  23 #include <com/sun/star/ui/dialogs/TemplateDescription.hpp>
  24 #include <comphelper/processfactory.hxx>
  25 #include <osl/file.h>
  26 #include <svl/svlresid.hxx>
  27 #include <svl/svl.hrc>
  28 #include <comphelper/diagnose_ex.hxx>
  29 #include <tools/urlobj.hxx>
  30 #include <vcl/toolkit/edit.hxx>
  31
  32 using namespace ::com::sun::star::uno;
  33 using namespace ::com::sun::star::ui;
  34
  35
  36 FileControl::FileControl( vcl::Window* pParent, WinBits nStyle ) :
  37     Window( pParent, nStyle|WB_DIALOGCONTROL ),
  38     maEdit( VclPtr<Edit>::Create(this, (nStyle&(~WB_BORDER))|WB_NOTABSTOP) ),
  39     maButton( VclPtr<PushButton>::Create( this, (nStyle&(~WB_BORDER))|WB_NOLIGHTBORDER|WB_NOPOINTERFOCUS|WB_NOTABSTOP ) ),
  40     maButtonText( SvlResId(STR_FILECTRL_BUTTONTEXT) ),
  41     mnInternalFlags( FileControlMode_Internal::ORIGINALBUTTONTEXT )
  42 {
  43     maButton->SetClickHdl( LINK( this, FileControl, ButtonHdl ) );
  44
  45     maButton->Show();
  46     maEdit->Show();
  47
  48     SetCompoundControl( true );
  49
  50     SetStyle( ImplInitStyle( GetStyle() ) );
  51 }
  52
  53
  54 WinBits FileControl::ImplInitStyle( WinBits nStyle )
  55 {
  56     if ( !( nStyle & WB_NOTABSTOP ) )
  57     {
  58         maEdit->SetStyle( (maEdit->GetStyle()|WB_TABSTOP)&(~WB_NOTABSTOP) );
  59         maButton->SetStyle( (maButton->GetStyle()|WB_TABSTOP)&(~WB_NOTABSTOP) );
  60     }
  61     else
  62     {
  63         maEdit->SetStyle( (maEdit->GetStyle()|WB_NOTABSTOP)&(~WB_TABSTOP) );
  64         maButton->SetStyle( (maButton->GetStyle()|WB_NOTABSTOP)&(~WB_TABSTOP) );
  65     }
  66
  67     const WinBits nAlignmentStyle = ( WB_TOP | WB_VCENTER | WB_BOTTOM );
  68     maEdit->SetStyle( ( maEdit->GetStyle() & ~nAlignmentStyle ) | ( nStyle & nAlignmentStyle ) );
  69
  70     if ( !(nStyle & WB_NOGROUP) )
  71         nStyle |= WB_GROUP;
  72
  73     if ( !(nStyle & WB_NOBORDER ) )
  74         nStyle |= WB_BORDER;
  75
  76     nStyle &= ~WB_TABSTOP;
  77
  78     return nStyle;
  79 }
  80
  81
  82 FileControl::~FileControl()
  83 {
  84     disposeOnce();
  85 }
  86
  87 void FileControl::dispose()
  88 {
  89     maEdit.disposeAndClear();
  90     maButton.disposeAndClear();
  91     Window::dispose();
  92 }
  93
  94 void FileControl::SetText( const OUString& rStr )
  95 {
  96     maEdit->SetText( rStr );
  97 }
  98
  99
 100 OUString FileControl::GetText() const
 101 {
 102     return maEdit->GetText();
 103 }
 104
 105
 106 void FileControl::StateChanged( StateChangedType nType )
 107 {
 108     if ( nType == StateChangedType::Enable )
 109     {
 110         maEdit->Enable( IsEnabled() );
 111         maButton->Enable( IsEnabled() );
 112     }
 113     else if ( nType == StateChangedType::Zoom )
 114     {
 115         GetEdit().SetZoom( GetZoom() );
 116         GetButton().SetZoom( GetZoom() );
 117     }
 118     else if ( nType == StateChangedType::Style )
 119     {
 120         SetStyle( ImplInitStyle( GetStyle() ) );
 121     }
 122     else if ( nType == StateChangedType::ControlFont )
 123     {
 124         GetEdit().SetControlFont( GetControlFont() );
 125         // Only use height of the button, as in HTML
 126         // always Courier is used
 127         vcl::Font aFont = GetButton().GetControlFont();
 128         aFont.SetFontSize( GetControlFont().GetFontSize() );
 129         GetButton().SetControlFont( aFont );
 130     }
 131     else if ( nType == StateChangedType::ControlForeground )
 132     {
 133         GetEdit().SetControlForeground( GetControlForeground() );
 134         GetButton().SetControlForeground( GetControlForeground() );
 135     }
 136     else if ( nType == StateChangedType::ControlBackground )
 137     {
 138         GetEdit().SetControlBackground( GetControlBackground() );
 139         GetButton().SetControlBackground( GetControlBackground() );
 140     }
 141     Window::StateChanged( nType );
 142 }
 143
 144
 145 void FileControl::Resize()
 146 {
 147     static const tools::Long ButtonBorder = 10;
 148
 149     if( mnInternalFlags & FileControlMode_Internal::INRESIZE )
 150         return;
 151     mnInternalFlags |= FileControlMode_Internal::INRESIZE;//InResize = sal_True
 152
 153     Size aOutSz = GetOutputSizePixel();
 154     tools::Long nButtonTextWidth = maButton->GetTextWidth( maButtonText );
 155     if ( !(mnInternalFlags & FileControlMode_Internal::ORIGINALBUTTONTEXT) ||
 156          ( nButtonTextWidth < aOutSz.Width()/3 ) )
 157     {
 158         maButton->SetText( maButtonText );
 159     }
 160     else
 161     {
 162         OUString aSmallText( u"..."_ustr );
 163         maButton->SetText( aSmallText );
 164         nButtonTextWidth = maButton->GetTextWidth( aSmallText );
 165     }
 166
 167     tools::Long nButtonWidth = nButtonTextWidth+ButtonBorder;
 168     maEdit->setPosSizePixel( 0, 0, aOutSz.Width()-nButtonWidth, aOutSz.Height() );
 169     maButton->setPosSizePixel( aOutSz.Width()-nButtonWidth, 0, nButtonWidth, aOutSz.Height() );
 170
 171     mnInternalFlags &= ~FileControlMode_Internal::INRESIZE; //InResize = sal_False
 172 }
 173
 174
 175 void FileControl::GetFocus()
 176 {
 177     if (!maEdit || maEdit->isDisposed())
 178         return;
 179     maEdit->GrabFocus();
 180 }
 181
 182 void FileControl::SetEditModifyHdl( const Link<Edit&,void>& rLink )
 183 {
 184     if (!maEdit || maEdit->isDisposed())
 185         return;
 186     maEdit->SetModifyHdl(rLink);
 187 }
 188
 189 void FileControl::Draw( OutputDevice* pDev, const Point& rPos, SystemTextColorFlags nFlags )
 190 {
 191     WinBits nOldEditStyle = GetEdit().GetStyle();
 192     if ( GetStyle() & WB_BORDER )
 193         GetEdit().SetStyle( nOldEditStyle|WB_BORDER );
 194     Size aOrigSize(GetEdit().GetSizePixel());
 195     GetEdit().SetSizePixel(GetSizePixel());
 196     GetEdit().Draw( pDev, rPos, nFlags );
 197     GetEdit().SetSizePixel(aOrigSize);
 198     if ( GetStyle() & WB_BORDER )
 199         GetEdit().SetStyle( nOldEditStyle );
 200 }
 201
 202 IMPL_LINK_NOARG(FileControl, ButtonHdl, Button*, void)
 203 {
 204     try
 205     {
 206         const Reference< XComponentContext >& xContext = comphelper::getProcessComponentContext();
 207         Reference < dialogs::XFilePicker3 > xFilePicker = dialogs::FilePicker::createWithMode( xContext, dialogs::TemplateDescription::FILEOPEN_SIMPLE );
 208         // transform the system notation text into a file URL
 209         OUString sSystemNotation = GetText(), sFileURL;
 210         oslFileError nError = osl_getFileURLFromSystemPath( sSystemNotation.pData, &sFileURL.pData );
 211         if ( nError == osl_File_E_INVAL )
 212             sFileURL = GetText();   // #97709# Maybe URL is already a file URL...
 213
 214         //#90430# Check if URL is really a file URL
 215         OUString aTmp;
 216         if ( osl_getSystemPathFromFileURL( sFileURL.pData, &aTmp.pData ) == osl_File_E_None )
 217         {
 218             // initially set this directory
 219             xFilePicker->setDisplayDirectory( sFileURL );
 220         }
 221
 222         if ( xFilePicker->execute() )
 223         {
 224             Sequence < OUString > aPathSeq = xFilePicker->getSelectedFiles();
 225
 226             if ( aPathSeq.hasElements() )
 227             {
 228                 OUString aNewText = aPathSeq[0];
 229                 INetURLObject aObj( aNewText );
 230                 if ( aObj.GetProtocol() == INetProtocol::File )
 231                     aNewText = aObj.PathToFileName();
 232                 SetText( aNewText );
 233                 maEdit->GetModifyHdl().Call( *maEdit );
 234             }
 235         }
 236     }
 237     catch( const Exception& )
 238     {
 239         TOOLS_WARN_EXCEPTION( "toolkit", "FileControl::ImplBrowseFile: caught an exception while executing the file picker!" );
 240     }
 241 }
 242
 243 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */