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(1, 3);
  44     verbosityBox->setWrapping(true);
  45     QLabel *verbosityLabel = new QLabel(qtr("Verbosity Level"));
  46     messages = new QTextEdit();
  47     messages->setReadOnly(true);
  48     messages->setGeometry(0, 0, 440, 600);
  49     messages->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  50
  51     layout->addWidget(messages, 0, 0, 1, 0);
  52     layout->addWidget(verbosityLabel, 1, 0, 1, 1);
  53     layout->addWidget(verbosityBox, 1, 2);
  54     layout->addWidget(saveLogButton, 2, 0);
  55     layout->addWidget(clearButton, 2, 1);
  56     layout->addWidget(closeButton, 2, 2);
  57
  58     connect( closeButton, SIGNAL( clicked() ) ,
  59            this, SLOT( onCloseButton()));
  60     connect( clearButton, SIGNAL( clicked() ) ,
  61            this, SLOT( onClearButton()));
  62     connect( saveLogButton, SIGNAL( clicked() ) ,
  63            this, SLOT( onSaveButton()));
  64     connect( verbosityBox, SIGNAL( valueChanged(int) ),
  65            this, SLOT( onVerbosityChanged(int)));
  66     connect( DialogsProvider::getInstance(NULL)->fixed_timer,
  67              SIGNAL( timeout() ), this, SLOT(updateLog() ) );
  68
  69     p_input = NULL;
  70 }
  71
  72 MessagesDialog::~MessagesDialog()
  73 {
  74 }
  75
  76 void MessagesDialog::updateLog()
  77 {
  78     msg_subscription_t *p_sub = p_intf->p_sys->p_sub;
  79     int i_start;
  80
  81     vlc_mutex_lock( p_sub->p_lock );
  82     int i_stop = *p_sub->pi_stop;
  83     vlc_mutex_unlock( p_sub->p_lock );
  84
  85     if( p_sub->i_start != i_stop )
  86     {
  87         for( i_start = p_sub->i_start;
  88                 i_start != i_stop;
  89                 i_start = (i_start+1) % VLC_MSG_QSIZE )
  90         {
  91           // [FIXME] Does not work as the old one
  92           // Outputs too much data ?
  93           // if (p_sub->p_msg[i_start].i_type = VLC_MSG_ERR)
  94           //          continue;
  95           //  if( !b_verbose &&
  96           //         VLC_MSG_ERR != p_sub->p_msg[i_start].i_type )
  97           //                continue;
  98
  99             /* Append all messages to log window */
 100
 101
 102             messages->setFontItalic(true);
 103             messages->setTextColor("darkBlue");
 104             messages->insertPlainText(p_sub->p_msg[i_start].psz_module);
 105
 106             switch( p_sub->p_msg[i_start].i_type )
 107             {
 108                 case VLC_MSG_INFO:
 109                     messages->setTextColor("blue");
 110                     messages->insertPlainText(": ");
 111                     break;
 112                 case VLC_MSG_ERR:
 113                     messages->setTextColor("red");
 114                     messages->insertPlainText(" error: ");
 115                     break;
 116                 case VLC_MSG_WARN:
 117                     messages->setTextColor("green");
 118                     messages->insertPlainText(" warning: ");
 119                     break;
 120                 case VLC_MSG_DBG:
 121                 default:
 122                     messages->setTextColor("grey");
 123                     messages->insertPlainText(" debug: ");
 124                     break;
 125             }
 126
 127             /* Add message Regular black Font */
 128             messages->setFontItalic(false);
 129             messages->setTextColor("black");
 130             messages->insertPlainText( p_sub->p_msg[i_start].psz_msg );
 131             messages->insertPlainText( "\n" );
 132         }
 133         messages->ensureCursorVisible();
 134
 135         vlc_mutex_lock( p_sub->p_lock );
 136         p_sub->i_start = i_start;
 137         vlc_mutex_unlock( p_sub->p_lock );
 138     }
 139 }
 140
 141 void MessagesDialog::onCloseButton()
 142 {
 143     this->toggleVisible();
 144 }
 145
 146 void MessagesDialog::onClearButton()
 147 {
 148     messages->clear();
 149 }
 150
 151 bool MessagesDialog::onSaveButton()
 152 {
 153     QString saveLogFileName = QFileDialog::getSaveFileName(
 154             this,
 155             "Choose a filename to save the logs under...",
 156             p_intf->p_vlc->psz_homedir,
 157             "Texts / Logs (*.log *.txt);; All (*.*) ");
 158
 159     if (saveLogFileName != NULL)
 160     {
 161         QFile file(saveLogFileName);
 162         if (!file.open(QFile::WriteOnly | QFile::Text)) {
 163             QMessageBox::warning(this, qtr("Application"),
 164                     qtr("Cannot write file %1:\n%2.")
 165                     .arg(saveLogFileName)
 166                     .arg(file.errorString()));
 167             return false;
 168         }
 169
 170         QTextStream out(&file);
 171         out << messages->toPlainText() << "\n";
 172
 173         return true;
 174     }
 175     return false;
 176 }
 177
 178 void MessagesDialog::onVerbosityChanged(int verbosityLevel)
 179 {
 180     //FIXME: Does not seems to work.
 181     vlc_value_t  val;
 182     val.i_int = verbosityLevel - 1;
 183     var_Set( p_intf->p_vlc, "verbose", val );
 184 }
 185