1 /*****************************************************************************
2 * Messages.cpp : Information about an item
3 ****************************************************************************
4 * Copyright (C) 2006-2007 the VideoLAN team
7 * Authors: Jean-Baptiste Kempf <jb (at) videolan.org>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
27 #include "dialogs/messages.hpp"
32 #include <QTextCursor>
33 #include <QFileDialog>
34 #include <QTextStream>
35 #include <QMessageBox>
37 #include <QTreeWidget>
38 #include <QTreeWidgetItem>
39 #include <QHeaderView>
44 MessagesDialog *MessagesDialog::instance = NULL;
47 MsgEvent_Type = QEvent::User + MsgEventType + 1,
50 class MsgEvent : public QEvent
53 MsgEvent( msg_item_t *msg )
54 : QEvent( (QEvent::Type)MsgEvent_Type ), msg(msg)
70 static void MsgCallback( msg_cb_data_t *, msg_item_t *, unsigned );
72 MessagesDialog::MessagesDialog( intf_thread_t *_p_intf)
73 : QVLCFrame( _p_intf )
75 setWindowTitle( qtr( "Messages" ) );
76 setWindowRole( "vlc-messages" );
79 QGridLayout *mainLayout = new QGridLayout( this );
80 mainTab = new QTabWidget( this );
81 mainTab->setTabPosition( QTabWidget::North );
85 QWidget *msgWidget = new QWidget;
86 QGridLayout *msgLayout = new QGridLayout( msgWidget );
88 messages = new QTextEdit();
89 messages->setReadOnly( true );
90 messages->setGeometry( 0, 0, 440, 600 );
91 messages->setHorizontalScrollBarPolicy( Qt::ScrollBarAlwaysOff );
92 messages->setTextInteractionFlags( Qt::TextSelectableByMouse );
94 msgLayout->addWidget( messages, 0, 0, 1, 0 );
95 mainTab->addTab( msgWidget, qtr( "Messages" ) );
99 QWidget *treeWidget = new QWidget;
100 QGridLayout *treeLayout = new QGridLayout( treeWidget );
102 modulesTree = new QTreeWidget();
103 modulesTree->header()->hide();
105 treeLayout->addWidget( modulesTree, 0, 0, 1, 0 );
106 mainTab->addTab( treeWidget, qtr( "Modules tree" ) );
109 /* Buttons and general layout */
110 QPushButton *closeButton = new QPushButton( qtr( "&Close" ) );
111 closeButton->setDefault( true );
112 clearUpdateButton = new QPushButton( qtr( "C&lear" ) );
113 saveLogButton = new QPushButton( qtr( "&Save as..." ) );
114 saveLogButton->setToolTip( qtr( "Saves all the displayed logs to a file" ) );
116 verbosityBox = new QSpinBox();
117 verbosityBox->setRange( 0, 2 );
118 verbosityBox->setValue( config_GetInt( p_intf, "verbose" ) );
119 verbosityBox->setWrapping( true );
120 verbosityBox->setMaximumWidth( 50 );
122 verbosityLabel = new QLabel( qtr( "Verbosity Level" ) );
124 mainLayout->addWidget( mainTab, 0, 0, 1, 0 );
125 mainLayout->addWidget( verbosityLabel, 1, 0, 1, 1 );
126 mainLayout->addWidget( verbosityBox, 1, 1 );
127 mainLayout->setColumnStretch( 2, 10 );
128 mainLayout->addWidget( saveLogButton, 1, 3 );
129 mainLayout->addWidget( clearUpdateButton, 1, 4 );
130 mainLayout->addWidget( closeButton, 1, 5 );
132 BUTTONACT( closeButton, hide() );
133 BUTTONACT( clearUpdateButton, clearOrUpdate() );
134 BUTTONACT( saveLogButton, save() );
135 CONNECT( mainTab, currentChanged( int ),
136 this, updateTab( int ) );
139 readSettings( "Messages", QSize( 600, 450 ) );
142 /* Hook up to LibVLC messaging */
143 cbData = new msg_cb_data_t;
145 sub = msg_Subscribe( p_intf->p_libvlc, MsgCallback, cbData );
148 MessagesDialog::~MessagesDialog()
150 writeSettings( "Messages" );
151 msg_Unsubscribe( sub );
155 void MessagesDialog::updateTab( int index )
157 /* Second tab : modules tree */
160 verbosityLabel->hide();
161 verbosityBox->hide();
162 clearUpdateButton->setText( qtr( "&Update" ) );
163 saveLogButton->hide();
166 /* First tab : messages */
169 verbosityLabel->show();
170 verbosityBox->show();
171 clearUpdateButton->setText( qtr( "&Clear" ) );
172 saveLogButton->show();
176 void MessagesDialog::sinkMessage( msg_item_t *item )
178 if ((item->i_type == VLC_MSG_WARN && verbosityBox->value() < 1)
179 || (item->i_type == VLC_MSG_DBG && verbosityBox->value() < 2 ))
182 /* Copy selected text to the clipboard */
183 if( messages->textCursor().hasSelection() )
186 /* Fix selected text bug */
187 if( !messages->textCursor().atEnd() ||
188 messages->textCursor().anchor() != messages->textCursor().position() )
189 messages->moveCursor( QTextCursor::End );
191 messages->setFontItalic( true );
192 messages->setTextColor( "darkBlue" );
193 messages->insertPlainText( qfu( item->psz_module ) );
195 switch (item->i_type)
198 messages->setTextColor( "blue" );
199 messages->insertPlainText( " info: " );
202 messages->setTextColor( "red" );
203 messages->insertPlainText( " error: " );
206 messages->setTextColor( "green" );
207 messages->insertPlainText( " warning: " );
211 messages->setTextColor( "grey" );
212 messages->insertPlainText( " debug: " );
216 /* Add message Regular black Font */
217 messages->setFontItalic( false );
218 messages->setTextColor( "black" );
219 messages->insertPlainText( qfu(item->psz_msg) );
220 messages->insertPlainText( "\n" );
221 messages->ensureCursorVisible();
224 void MessagesDialog::customEvent( QEvent *event )
226 MsgEvent *msge = static_cast<MsgEvent *>(event);
229 sinkMessage( msge->msg );
232 void MessagesDialog::clearOrUpdate()
234 if( mainTab->currentIndex() )
240 void MessagesDialog::clear()
245 bool MessagesDialog::save()
247 QString saveLogFileName = QFileDialog::getSaveFileName(
248 this, qtr( "Save log file as..." ),
249 QVLCUserDir( VLC_DOCUMENTS_DIR ),
250 qtr( "Texts / Logs (*.log *.txt);; All (*.*) ") );
252 if( !saveLogFileName.isNull() )
254 QFile file( saveLogFileName );
255 if ( !file.open( QFile::WriteOnly | QFile::Text ) ) {
256 QMessageBox::warning( this, qtr( "Application" ),
257 qtr( "Cannot write to file %1:\n%2." )
258 .arg( saveLogFileName )
259 .arg( file.errorString() ) );
263 QTextStream out( &file );
264 out << messages->toPlainText() << "\n";
271 void MessagesDialog::buildTree( QTreeWidgetItem *parentItem,
272 vlc_object_t *p_obj )
274 QTreeWidgetItem *item;
277 item = new QTreeWidgetItem( parentItem );
279 item = new QTreeWidgetItem( modulesTree );
281 char *name = vlc_object_get_name( p_obj );
284 item->setText( 0, qfu( p_obj->psz_object_type ) + " \"" +
285 qfu( name ) + "\" (" +
286 QString::number((uintptr_t)p_obj) + ")" );
290 item->setText( 0, qfu( p_obj->psz_object_type ) + " (" +
291 QString::number((uintptr_t)p_obj) + ")" );
293 item->setExpanded( true );
295 vlc_list_t *l = vlc_list_children( p_obj );
296 for( int i=0; i < l->i_count; i++ )
297 buildTree( item, l->p_values[i].p_object );
298 vlc_list_release( l );
301 void MessagesDialog::updateTree()
303 modulesTree->clear();
304 buildTree( NULL, VLC_OBJECT( p_intf->p_libvlc ) );
307 static void MsgCallback( msg_cb_data_t *data, msg_item_t *item, unsigned )
309 int canc = vlc_savecancel();
311 QApplication::postEvent( data->self, new MsgEvent( item ) );
313 vlc_restorecancel( canc );