help.cpp
资源名称:vlc-1.0.5.zip [点击查看]
上传用户:kjfoods
上传日期:2020-07-06
资源大小:29949k
文件大小:11k
源码类别:
midi
开发平台:
Unix_Linux
- /*****************************************************************************
- * Help.cpp : Help and About dialogs
- ****************************************************************************
- * Copyright (C) 2007 the VideoLAN team
- * $Id: f3b40779f323d4eb0d3624f0723502c5c20c59c9 $
- *
- * Authors: Jean-Baptiste Kempf <jb (at) videolan.org>
- * Rémi Duraffort <ivoire (at) via.ecp.fr>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
- *****************************************************************************/
- #ifdef HAVE_CONFIG_H
- # include "config.h"
- #endif
- #include "dialogs/help.hpp"
- #include "util/qt_dirs.hpp"
- #include <vlc_about.h>
- #include <vlc_intf_strings.h>
- #ifdef UPDATE_CHECK
- # include <vlc_update.h>
- #endif
- #include <QTextBrowser>
- #include <QTabWidget>
- #include <QLabel>
- #include <QString>
- #include <QDialogButtonBox>
- #include <QEvent>
- #include <QFileDialog>
- #include <QDate>
- #include <assert.h>
- HelpDialog *HelpDialog::instance = NULL;
- HelpDialog::HelpDialog( intf_thread_t *_p_intf ) : QVLCFrame( _p_intf )
- {
- setWindowTitle( qtr( "Help" ) );
- setMinimumSize( 350, 300 );
- QGridLayout *layout = new QGridLayout( this );
- QTextBrowser *helpBrowser = new QTextBrowser( this );
- helpBrowser->setOpenExternalLinks( true );
- helpBrowser->setHtml( qtr(I_LONGHELP) );
- QPushButton *closeButton = new QPushButton( qtr( "&Close" ) );
- closeButton->setDefault( true );
- layout->addWidget( helpBrowser, 0, 0, 1, 0 );
- layout->addWidget( closeButton, 1, 3 );
- BUTTONACT( closeButton, close() );
- readSettings( "Help", QSize( 500, 450 ) );
- }
- HelpDialog::~HelpDialog()
- {
- writeSettings( "Help" );
- }
- void HelpDialog::close()
- {
- toggleVisible();
- }
- AboutDialog *AboutDialog::instance = NULL;
- AboutDialog::AboutDialog( QWidget *parent, intf_thread_t *_p_intf)
- : QVLCDialog( parent, _p_intf )
- {
- setWindowTitle( qtr( "About" ) );
- resize( 600, 500 );
- setMinimumSize( 600, 500 );
- QGridLayout *layout = new QGridLayout( this );
- QTabWidget *tab = new QTabWidget( this );
- QPushButton *closeButton = new QPushButton( qtr( "&Close" ) );
- closeButton->setSizePolicy( QSizePolicy::Minimum, QSizePolicy::Minimum );
- closeButton->setDefault( true );
- QLabel *introduction = new QLabel(
- qtr( "VLC media player" ) + qfu( " " VERSION_MESSAGE ) );
- QLabel *iconVLC = new QLabel;
- if( QDate::currentDate().dayOfYear() >= 354 )
- iconVLC->setPixmap( QPixmap( ":/vlc48-christmas.png" ) );
- else
- iconVLC->setPixmap( QPixmap( ":/vlc48.png" ) );
- layout->addWidget( iconVLC, 0, 0, 1, 1 );
- layout->addWidget( introduction, 0, 1, 1, 7 );
- layout->addWidget( tab, 1, 0, 1, 8 );
- layout->addWidget( closeButton, 2, 6, 1, 2 );
- /* Main Introduction */
- QWidget *infoWidget = new QWidget( this );
- QHBoxLayout *infoLayout = new QHBoxLayout( infoWidget );
- QLabel *infoLabel = new QLabel(
- qtr( "VLC media player is a free media player, "
- "encoder and streamer that can read from files, "
- "CDs, DVDs, network streams, capture cards and even more!n"
- "VLC uses its internal codecs and works on essentially every "
- "popular platform.nn" )
- + qtr( "This version of VLC was compiled by:n " )
- + qfu( VLC_CompileBy() )+ "@" + qfu( VLC_CompileHost() ) + "."
- + qfu( VLC_CompileDomain() ) + ".n"
- + qtr( "Compiler: " ) + qfu( VLC_Compiler() ) + ".n"
- + qtr( "You are using the Qt4 Interface.nn" )
- + qtr( "Copyright (C) " ) + COPYRIGHT_YEARS
- + qtr( " by the VideoLAN Team.n" )
- + "vlc@videolan.org, http://www.videolan.org" );
- infoLabel->setWordWrap( infoLabel );
- QLabel *iconVLC2 = new QLabel;
- if( QDate::currentDate().dayOfYear() >= 354 )
- iconVLC2->setPixmap( QPixmap( ":/vlc128-christmas.png" ) );
- else
- iconVLC2->setPixmap( QPixmap( ":/vlc128.png" ) );
- infoLayout->addWidget( iconVLC2 );
- infoLayout->addWidget( infoLabel );
- /* GPL License */
- QTextEdit *licenseEdit = new QTextEdit( this );
- licenseEdit->setText( qfu( psz_license ) );
- licenseEdit->setReadOnly( true );
- /* People who helped */
- QWidget *thanksWidget = new QWidget( this );
- QVBoxLayout *thanksLayout = new QVBoxLayout( thanksWidget );
- QLabel *thanksLabel = new QLabel( qtr( "We would like to thank the whole "
- "VLC community, the testers, our users and the following people "
- "(and the missing ones...) for their collaboration to "
- "create the best free software." ) );
- thanksLabel->setWordWrap( true );
- thanksLayout->addWidget( thanksLabel );
- QTextEdit *thanksEdit = new QTextEdit( this );
- thanksEdit->setText( qfu( psz_thanks ) );
- thanksEdit->setReadOnly( true );
- thanksLayout->addWidget( thanksEdit );
- /* People who wrote the software */
- QTextEdit *authorsEdit = new QTextEdit( this );
- authorsEdit->setText( qfu( psz_authors ) );
- authorsEdit->setReadOnly( true );
- /* add the tabs to the Tabwidget */
- tab->addTab( infoWidget, qtr( "About" ) );
- tab->addTab( authorsEdit, qtr( "Authors" ) );
- tab->addTab( thanksWidget, qtr("Thanks") );
- tab->addTab( licenseEdit, qtr("License") );
- BUTTONACT( closeButton, close() );
- }
- AboutDialog::~AboutDialog()
- {
- }
- void AboutDialog::close()
- {
- toggleVisible();
- }
- #ifdef UPDATE_CHECK
- /*****************************************************************************
- * UpdateDialog
- *****************************************************************************/
- /* callback to get information from the core */
- static void UpdateCallback( void *data, bool b_ret )
- {
- UpdateDialog* UDialog = (UpdateDialog *)data;
- QEvent* event;
- if( b_ret )
- event = new QEvent( (QEvent::Type)UDOkEvent );
- else
- event = new QEvent( (QEvent::Type)UDErrorEvent );
- QApplication::postEvent( UDialog, event );
- }
- UpdateDialog *UpdateDialog::instance = NULL;
- UpdateDialog::UpdateDialog( intf_thread_t *_p_intf ) : QVLCFrame( _p_intf )
- {
- setWindowTitle( qtr( "VLC media player updates" ) );
- QGridLayout *layout = new QGridLayout( this );
- QPushButton *closeButton = new QPushButton( qtr( "&Cancel" ) );
- updateButton = new QPushButton( qtr( "&Recheck version" ) );
- updateButton->setDefault( true );
- QDialogButtonBox *buttonBox = new QDialogButtonBox( Qt::Horizontal );
- buttonBox->addButton( updateButton, QDialogButtonBox::ActionRole );
- buttonBox->addButton( closeButton, QDialogButtonBox::AcceptRole );
- updateLabelTop = new QLabel( qtr( "Checking for an update..." ) );
- updateLabelTop->setWordWrap( true );
- updateLabelTop->setMargin( 8 );
- updateLabelDown = new QLabel( qtr( "nDo you want to download it?n" ) );
- updateLabelDown->setWordWrap( true );
- updateLabelDown->hide();
- updateText = new QTextEdit( this );
- updateText->setAcceptRichText(false);
- updateText->setTextInteractionFlags( Qt::TextSelectableByKeyboard|
- Qt::TextSelectableByMouse);
- updateText->setEnabled( false );
- layout->addWidget( updateLabelTop, 0, 0 );
- layout->addWidget( updateText, 1, 0 );
- layout->addWidget( updateLabelDown, 2, 0 );
- layout->addWidget( buttonBox, 3, 0 );
- BUTTONACT( updateButton, UpdateOrDownload() );
- BUTTONACT( closeButton, close() );
- /* Create the update structure */
- p_update = update_New( p_intf );
- b_checked = false;
- setMinimumSize( 300, 300 );
- setMaximumSize( 400, 300 );
- readSettings( "Update", QSize( 300, 250 ) );
- /* Check for updates */
- UpdateOrDownload();
- }
- UpdateDialog::~UpdateDialog()
- {
- update_Delete( p_update );
- writeSettings( "Update" );
- }
- void UpdateDialog::close()
- {
- toggleVisible();
- }
- /* Check for updates */
- void UpdateDialog::UpdateOrDownload()
- {
- if( !b_checked )
- {
- updateButton->setEnabled( false );
- updateLabelTop->setText( qtr( "Launching an update request..." ) );
- update_Check( p_update, UpdateCallback, this );
- }
- else
- {
- QString dest_dir = QFileDialog::getExistingDirectory( this,
- qtr( "Select a directory..." ),
- qfu( config_GetHomeDir() ) );
- if( !dest_dir.isEmpty() )
- {
- dest_dir = toNativeSepNoSlash( dest_dir ) + DIR_SEP;
- msg_Dbg( p_intf, "Downloading to folder: %s", qtu( dest_dir ) );
- toggleVisible();
- update_Download( p_update, qtu( dest_dir ) );
- }
- }
- }
- /* Handle the events */
- void UpdateDialog::customEvent( QEvent *event )
- {
- if( event->type() == UDOkEvent )
- updateNotify( true );
- else
- updateNotify( false );
- }
- /* Notify the end of the update_Check */
- void UpdateDialog::updateNotify( bool b_result )
- {
- /* The update finish without errors */
- if( b_result )
- {
- if( update_NeedUpgrade( p_update ) )
- {
- update_release_t *p_release = update_GetRelease( p_update );
- assert( p_release );
- b_checked = true;
- updateButton->setText( qtr( "&Yes" ) );
- QString message = qtr( "A new version of VLC(" )
- + QString::number( p_release->i_major ) + "."
- + QString::number( p_release->i_minor ) + "."
- + QString::number( p_release->i_revision );
- if( p_release->extra )
- message += p_release->extra;
- message += qtr( ") is available.");
- updateLabelTop->setText( message );
- updateText->setText( qfu( p_release->psz_desc ) );
- updateText->setEnabled( true );
- updateLabelDown->show();
- /* Force the dialog to be shown */
- this->show();
- }
- else
- updateLabelTop->setText(
- qtr( "You have the latest version of VLC media player." ) );
- }
- else
- updateLabelTop->setText(
- qtr( "An error occurred while checking for updates..." ) );
- updateButton->setEnabled( true );
- }
- #endif