git.sesse.net Git - vlc/blob - modules/gui/qt4/dialogs/messages.cpp

   1 /*****************************************************************************
   2  * Messages.cpp : Information about an item
   3  ****************************************************************************
   4  * Copyright (C) 2006 the VideoLAN team
   5  * $Id: Messages.cpp 16024 2006-07-13 13:51:05Z xtophe $
   6  *
   7  * Authors: Jean-Baptiste Kempf <jb (at) videolan.org>
   8  *
   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.
  13  *
  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.
  18  *
  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  *****************************************************************************/
  23
  24 #include "input_manager.hpp"
  25 #include "dialogs/messages.hpp"
  26 #include "dialogs_provider.hpp"
  27 #include "util/qvlcframe.hpp"
  28 #include "qt4.hpp"
  29
  30 MessagesDialog *MessagesDialog::instance = NULL;
  31
  32 MessagesDialog::MessagesDialog( intf_thread_t *_p_intf, bool _main_input ) :
  33                               QVLCFrame( _p_intf ), main_input( _main_input )
  34 {
  35     setWindowTitle( _("Messages" ) );
  36     resize(600, 400);
  37
  38     QGridLayout *layout = new QGridLayout(this);
  39     QPushButton *closeButton = new QPushButton(qtr("&Close"));
  40     QPushButton *clearButton = new QPushButton(qtr("&Clear"));
  41     QPushButton *saveLogButton = new QPushButton(qtr("&Save as..."));
  42     QSpinBox *verbosityBox = new QSpinBox();
  43     verbosityBox->setRange(0, 2);
  44     verbosityBox->setValue(config_GetInt(p_intf, "verbose"));
  45     verbosityBox->setWrapping(true);
  46     QLabel *verbosityLabel = new QLabel(qtr("Verbosity Level"));
  47     messages = new QTextEdit();
  48     messages->setReadOnly(true);
  49     messages->setGeometry(0, 0, 440, 600);
  50     messages->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  51
  52     layout->addWidget(messages, 0, 0, 1, 0);
  53     layout->addWidget(verbosityLabel, 1, 0, 1, 1);
  54     layout->addWidget(verbosityBox, 1, 2);
  55     layout->addWidget(saveLogButton, 2, 0);
  56     layout->addWidget(clearButton, 2, 1);
  57     layout->addWidget(closeButton, 2, 2);
  58
  59     connect( closeButton, SIGNAL( clicked() ) ,
  60            this, SLOT( onCloseButton()));
  61     connect( clearButton, SIGNAL( clicked() ) ,
  62            this, SLOT( onClearButton()));
  63     connect( saveLogButton, SIGNAL( clicked() ) ,
  64            this, SLOT( onSaveButton()));
  65     connect( verbosityBox, SIGNAL( valueChanged(int) ),
  66            this, SLOT( onVerbosityChanged(int)));
  67     connect( DialogsProvider::getInstance(NULL)->fixed_timer,
  68              SIGNAL( timeout() ), this, SLOT(updateLog() ) );
  69
  70     p_input = NULL;
  71 }
  72
  73 MessagesDialog::~MessagesDialog()
  74 {
  75 }
  76
  77 void MessagesDialog::updateLog()
  78 {
  79     msg_subscription_t *p_sub = p_intf->p_sys->p_sub;
  80     int i_start;
  81
  82     vlc_mutex_lock( p_sub->p_lock );
  83     int i_stop = *p_sub->pi_stop;
  84     vlc_mutex_unlock( p_sub->p_lock );
  85
  86     messages->textCursor().movePosition( QTextCursor::End );
  87     if( p_sub->i_start != i_stop )
  88     {
  89         for( i_start = p_sub->i_start;
  90                 i_start != i_stop;
  91                 i_start = (i_start+1) % VLC_MSG_QSIZE )
  92         {
  93           // [FIXME] Does not work as the old one
  94           // Outputs too much data ?
  95           // if (p_sub->p_msg[i_start].i_type = VLC_MSG_ERR)
  96           //          continue;
  97           //  if( !b_verbose &&
  98           //         VLC_MSG_ERR != p_sub->p_msg[i_start].i_type )
  99           //                continue;
 100
 101             /* Append all messages to log window */
 102
 103
 104             messages->setFontItalic(true);
 105             messages->setTextColor("darkBlue");
 106             messages->insertPlainText(p_sub->p_msg[i_start].psz_module);
 107
 108             switch( p_sub->p_msg[i_start].i_type )
 109             {
 110                 case VLC_MSG_INFO:
 111                     messages->setTextColor("blue");
 112                     messages->insertPlainText(" info: ");
 113                     break;
 114                 case VLC_MSG_ERR:
 115                     messages->setTextColor("red");
 116                     messages->insertPlainText(" error: ");
 117                     break;
 118                 case VLC_MSG_WARN:
 119                     messages->setTextColor("green");
 120                     messages->insertPlainText(" warning: ");
 121                     break;
 122                 case VLC_MSG_DBG:
 123                 default:
 124                     messages->setTextColor("grey");
 125                     messages->insertPlainText(" debug: ");
 126                     break;
 127             }
 128
 129             /* Add message Regular black Font */
 130             messages->setFontItalic(false);
 131             messages->setTextColor("black");
 132             messages->insertPlainText( qfu(p_sub->p_msg[i_start].psz_msg) );
 133             messages->insertPlainText( "\n" );
 134         }
 135         messages->ensureCursorVisible();
 136
 137         vlc_mutex_lock( p_sub->p_lock );
 138         p_sub->i_start = i_start;
 139         vlc_mutex_unlock( p_sub->p_lock );
 140     }
 141 }
 142
 143 void MessagesDialog::onCloseButton()
 144 {
 145     this->toggleVisible();
 146 }
 147
 148 void MessagesDialog::onClearButton()
 149 {
 150     messages->clear();
 151 }
 152
 153 bool MessagesDialog::onSaveButton()
 154 {
 155     QString saveLogFileName = QFileDialog::getSaveFileName(
 156             this,
 157             "Choose a filename to save the logs under...",
 158             p_intf->p_vlc->psz_homedir,
 159             "Texts / Logs (*.log *.txt);; All (*.*) ");
 160
 161     if (saveLogFileName != NULL)
 162     {
 163         QFile file(saveLogFileName);
 164         if (!file.open(QFile::WriteOnly | QFile::Text)) {
 165             QMessageBox::warning(this, qtr("Application"),
 166                     qtr("Cannot write file %1:\n%2.")
 167                     .arg(saveLogFileName)
 168                     .arg(file.errorString()));
 169             return false;
 170         }
 171
 172         QTextStream out(&file);
 173         out << messages->toPlainText() << "\n";
 174
 175         return true;
 176     }
 177     return false;
 178 }
 179
 180 void MessagesDialog::onVerbosityChanged(int verbosityLevel)
 181 {
 182     //FIXME: Does not seems to work.
 183     vlc_value_t  val;
 184     val.i_int = verbosityLevel - 1;
 185     var_Set( p_intf->p_vlc, "verbose", val );
 186 }
 187