sd/source/ui/dlg/filedlg.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 <tools/debug.hxx>
  21 #include <cppuhelper/implbase1.hxx>
  22 #include <comphelper/processfactory.hxx>
  23 #include <com/sun/star/lang/XInitialization.hpp>
  24 #include <com/sun/star/ui/dialogs/CommonFilePickerElementIds.hpp>
  25 #include <com/sun/star/ui/dialogs/ExecutableDialogResults.hpp>
  26 #include <com/sun/star/ui/dialogs/ListboxControlActions.hpp>
  27 #include <com/sun/star/ui/dialogs/ExtendedFilePickerElementIds.hpp>
  28 #include <com/sun/star/ui/dialogs/TemplateDescription.hpp>
  29 #include <com/sun/star/ui/dialogs/XFilePickerControlAccess.hpp>
  30 #include <com/sun/star/ui/dialogs/XFilePickerListener.hpp>
  31 #include <com/sun/star/ui/dialogs/XFilePickerNotifier.hpp>
  32 #include <com/sun/star/ui/dialogs/XFilePicker.hpp>
  33 #include <vcl/msgbox.hxx>
  34 #include <sal/types.h>
  35 #include <osl/thread.hxx>
  36 #include <osl/mutex.hxx>
  37 #include <vcl/svapp.hxx>
  38 #include <sfx2/filedlghelper.hxx>
  39 #include <avmedia/mediawindow.hxx>
  40 #include "filedlg.hxx"
  41 #include "sdresid.hxx"
  42 #include "strings.hrc"
  43 #include <vcl/graphicfilter.hxx>
  44
  45
  46 // --------------------------------------------------------------------
  47 // -----------      SdFileDialog_Imp        ---------------------------
  48 // --------------------------------------------------------------------
  49 class SdFileDialog_Imp : public sfx2::FileDialogHelper
  50 {
  51 private:
  52 #if defined __SUNPRO_CC
  53     using sfx2::FileDialogHelper::Execute;
  54 #endif
  55
  56     friend class SdOpenSoundFileDialog;
  57
  58     css::uno::Reference< css::ui::dialogs::XFilePickerControlAccess >   mxControlAccess;
  59
  60     css::uno::Reference< css::media::XPlayer > mxPlayer;
  61     sal_uLong                       mnPlaySoundEvent;
  62     sal_Bool                        mbUsableSelection;
  63     sal_Bool                        mbLabelPlaying;
  64
  65     void                        CheckSelectionState();
  66
  67                                 DECL_LINK( PlayMusicHdl, void * );
  68
  69     Timer                       maUpdateTimer;
  70
  71                                 DECL_LINK( IsMusicStoppedHdl, void * );
  72
  73 public:
  74                                 SdFileDialog_Imp( const short nDialogType, sal_Bool bUsableSelection );
  75                                    ~SdFileDialog_Imp();
  76
  77     ErrCode                     Execute();
  78
  79     // overwritten from FileDialogHelper, to receive user feedback
  80     virtual void SAL_CALL       ControlStateChanged( const css::ui::dialogs::FilePickerEvent& aEvent );
  81 };
  82
  83 // ------------------------------------------------------------------------
  84 void SAL_CALL SdFileDialog_Imp::ControlStateChanged( const css::ui::dialogs::FilePickerEvent& aEvent )
  85 {
  86     SolarMutexGuard aGuard;
  87
  88     switch( aEvent.ElementId )
  89     {
  90         case css::ui::dialogs::CommonFilePickerElementIds::LISTBOX_FILTER:
  91             CheckSelectionState();
  92             break;
  93
  94         case css::ui::dialogs::ExtendedFilePickerElementIds::PUSHBUTTON_PLAY:
  95             if( mxControlAccess.is() )
  96             {
  97                 if( mnPlaySoundEvent )
  98                     Application::RemoveUserEvent( mnPlaySoundEvent );
  99
 100                 mnPlaySoundEvent = Application::PostUserEvent( LINK( this, SdFileDialog_Imp, PlayMusicHdl ) );
 101             }
 102             break;
 103     }
 104 }
 105
 106 // ------------------------------------------------------------------------
 107 IMPL_LINK_NOARG(SdFileDialog_Imp, PlayMusicHdl)
 108 {
 109     maUpdateTimer.Stop();
 110     mnPlaySoundEvent = 0;
 111
 112     if (mxPlayer.is())
 113     {
 114         if (mxPlayer->isPlaying())
 115             mxPlayer->stop();
 116         mxPlayer.clear();
 117     }
 118
 119     if( mbLabelPlaying )
 120     {
 121         try
 122         {
 123             mxControlAccess->setLabel( css::ui::dialogs::ExtendedFilePickerElementIds::PUSHBUTTON_PLAY,
 124                                        String( SdResId( STR_PLAY ) ) );
 125
 126             mbLabelPlaying = sal_False;
 127         }
 128         catch(const css::lang::IllegalArgumentException&)
 129         {
 130 #ifdef DBG_UTIL
 131             OSL_FAIL( "Cannot access play button" );
 132 #endif
 133         }
 134     }
 135     else
 136     {
 137         OUString aUrl( GetPath() );
 138         if ( !aUrl.isEmpty() )
 139         {
 140             try
 141             {
 142                 mxPlayer.set( avmedia::MediaWindow::createPlayer( aUrl ), css::uno::UNO_QUERY_THROW );
 143                 mxPlayer->start();
 144                 maUpdateTimer.SetTimeout( 100 );
 145                 maUpdateTimer.Start();
 146             }
 147             catch (const css::uno::Exception&)
 148             {
 149                 mxPlayer.clear();
 150             }
 151
 152             if (mxPlayer.is())
 153             {
 154                 try
 155                 {
 156                     mxControlAccess->setLabel( css::ui::dialogs::ExtendedFilePickerElementIds::PUSHBUTTON_PLAY,
 157                                                String( SdResId( STR_STOP ) ) );
 158
 159                     mbLabelPlaying = sal_True;
 160                 }
 161                 catch (const css::lang::IllegalArgumentException&)
 162                 {
 163 #ifdef DBG_UTIL
 164                     OSL_FAIL( "Cannot access play button" );
 165 #endif
 166                 }
 167             }
 168         }
 169     }
 170
 171     return 0;
 172 }
 173
 174 // ------------------------------------------------------------------------
 175 IMPL_LINK_NOARG(SdFileDialog_Imp, IsMusicStoppedHdl)
 176 {
 177     SolarMutexGuard aGuard;
 178
 179     if (
 180         mxPlayer.is() && mxPlayer->isPlaying() &&
 181         mxPlayer->getMediaTime() < mxPlayer->getDuration()
 182        )
 183     {
 184         maUpdateTimer.Start();
 185         return 0L;
 186     }
 187
 188
 189     if( mxControlAccess.is() )
 190     {
 191         try
 192         {
 193             mxControlAccess->setLabel( css::ui::dialogs::ExtendedFilePickerElementIds::PUSHBUTTON_PLAY,
 194                                        String( SdResId( STR_PLAY ) ) );
 195             mbLabelPlaying = sal_False;
 196         }
 197         catch (const css::lang::IllegalArgumentException&)
 198         {
 199 #ifdef DBG_UTIL
 200             OSL_FAIL( "Cannot access play button" );
 201 #endif
 202         }
 203     }
 204
 205     return( 0L );
 206 }
 207
 208 // check whether to disable the "selection" checkbox
 209 void SdFileDialog_Imp::CheckSelectionState()
 210 {
 211     if( mbUsableSelection && mxControlAccess.is() )
 212     {
 213         String  aCurrFilter( GetCurrentFilter() );
 214
 215         try
 216         {
 217             if( !aCurrFilter.Len() || ( aCurrFilter == String( SdResId( STR_EXPORT_HTML_NAME ) ) ) )
 218                 mxControlAccess->enableControl( css::ui::dialogs::ExtendedFilePickerElementIds::CHECKBOX_SELECTION, sal_False );
 219             else
 220                 mxControlAccess->enableControl( css::ui::dialogs::ExtendedFilePickerElementIds::CHECKBOX_SELECTION, sal_True );
 221         }
 222         catch (const css::lang::IllegalArgumentException&)
 223         {
 224 #ifdef DBG_UTIL
 225             OSL_FAIL( "Cannot access \"selection\" checkbox" );
 226 #endif
 227         }
 228     }
 229 }
 230
 231 //-----------------------------------------------------------------------------
 232 SdFileDialog_Imp::SdFileDialog_Imp( const short     nDialogType,
 233                                     sal_Bool        bUsableSelection    ) :
 234     FileDialogHelper( nDialogType, 0 ),
 235     mnPlaySoundEvent( 0 ),
 236     mbUsableSelection( bUsableSelection ),
 237     mbLabelPlaying(sal_False)
 238 {
 239     maUpdateTimer.SetTimeoutHdl(LINK(this, SdFileDialog_Imp, IsMusicStoppedHdl));
 240
 241     css::uno::Reference < ::com::sun::star::ui::dialogs::XFilePicker > xFileDlg = GetFilePicker();
 242
 243     // get the control access
 244     mxControlAccess = css::uno::Reference< css::ui::dialogs::XFilePickerControlAccess > ( xFileDlg, css::uno::UNO_QUERY );
 245
 246     if( mxControlAccess.is() )
 247     {
 248         if( nDialogType ==
 249             css::ui::dialogs::TemplateDescription::FILEOPEN_PLAY )
 250         {
 251             try
 252             {
 253                 mxControlAccess->setLabel( css::ui::dialogs::ExtendedFilePickerElementIds::PUSHBUTTON_PLAY,
 254                                            String( SdResId( STR_PLAY ) ) );
 255             }
 256             catch (const css::lang::IllegalArgumentException&)
 257             {
 258 #ifdef DBG_UTIL
 259                 OSL_FAIL( "Cannot set play button label" );
 260 #endif
 261             }
 262         }
 263         else if( mbUsableSelection != sal_True )
 264         {
 265             try
 266             {
 267                 mxControlAccess->enableControl( css::ui::dialogs::ExtendedFilePickerElementIds::CHECKBOX_SELECTION, sal_False );
 268             }
 269             catch (const css::lang::IllegalArgumentException&)
 270             {
 271 #ifdef DBG_UTIL
 272                 OSL_FAIL( "Cannot disable selection checkbox" );
 273 #endif
 274             }
 275         }
 276     }
 277 }
 278
 279
 280 // ------------------------------------------------------------------------
 281 SdFileDialog_Imp::~SdFileDialog_Imp()
 282 {
 283     if( mnPlaySoundEvent )
 284         Application::RemoveUserEvent( mnPlaySoundEvent );
 285 }
 286
 287 // ------------------------------------------------------------------------
 288 ErrCode SdFileDialog_Imp::Execute()
 289 {
 290     // make sure selection checkbox is disabled if
 291     // HTML is current filter!
 292     CheckSelectionState();
 293     return FileDialogHelper::Execute();
 294 }
 295
 296 // --------------------------------------------------------------------
 297 // -----------      SdOpenSoundFileDialog       -----------------------
 298 // --------------------------------------------------------------------
 299
 300 // these are simple forwarders
 301 SdOpenSoundFileDialog::SdOpenSoundFileDialog() :
 302     mpImpl(
 303         new SdFileDialog_Imp(
 304             css::ui::dialogs::TemplateDescription::FILEOPEN_PLAY, sal_False ) )
 305 {
 306     String aDescr;
 307     aDescr = String(SdResId(STR_ALL_FILES));
 308     mpImpl->AddFilter( aDescr, OUString("*.*"));
 309
 310     // setup filter
 311 #if defined UNX
 312     aDescr = String(SdResId(STR_AU_FILE));
 313     mpImpl->AddFilter( aDescr, OUString("*.au;*.snd" ));
 314     aDescr = String(SdResId(STR_VOC_FILE));
 315     mpImpl->AddFilter( aDescr, OUString("*.voc" ));
 316     aDescr = String(SdResId(STR_WAV_FILE));
 317     mpImpl->AddFilter( aDescr, OUString("*.wav" ));
 318     aDescr = String(SdResId(STR_AIFF_FILE));
 319     mpImpl->AddFilter( aDescr, OUString("*.aiff" ));
 320     aDescr = String(SdResId(STR_SVX_FILE));
 321     mpImpl->AddFilter( aDescr, OUString("*.svx" ));
 322 #else
 323     aDescr = String(SdResId(STR_WAV_FILE));
 324     mpImpl->AddFilter( aDescr, OUString("*.wav;*.mp3;*.ogg" ));
 325     aDescr = String(SdResId(STR_MIDI_FILE));
 326     mpImpl->AddFilter( aDescr, OUString("*.mid" ));
 327 #endif
 328 }
 329
 330 // ------------------------------------------------------------------------
 331 SdOpenSoundFileDialog::~SdOpenSoundFileDialog()
 332 {
 333 }
 334
 335 // ------------------------------------------------------------------------
 336 ErrCode SdOpenSoundFileDialog::Execute()
 337 {
 338     return mpImpl->Execute();
 339 }
 340
 341 // ------------------------------------------------------------------------
 342 String SdOpenSoundFileDialog::GetPath() const
 343 {
 344     return mpImpl->GetPath();
 345 }
 346
 347 // ------------------------------------------------------------------------
 348 void SdOpenSoundFileDialog::SetPath( const String& rPath )
 349 {
 350     mpImpl->SetDisplayDirectory( rPath );
 351 }
 352
 353 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */