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|
/* splash_overlay.cpp
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* 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.
*/
#include "splash_overlay.h"
#include <ui_splash_overlay.h>
#include "wireshark_application.h"
#include <QPainter>
#include "ui/util.h"
#include <wsutil/utf8_entities.h>
#include "tango_colors.h"
#ifdef HAVE_LUA
#include "epan/wslua/init_wslua.h"
#endif
// Uncomment to slow the update progress
//#define THROTTLE_STARTUP 1
/*
* Update frequency for the splash screen, given in milliseconds.
*/
static int info_update_freq_ = 100;
void splash_update(register_action_e action, const char *message, void *) {
emit wsApp->registerUpdate(action, message);
}
SplashOverlay::SplashOverlay(QWidget *parent) :
QWidget(parent),
so_ui_(new Ui::SplashOverlay),
blurred_(false),
last_action_(RA_NONE),
register_cur_(0)
{
so_ui_->setupUi(this);
// Number of register action transitions (e.g. RA_NONE -> RA_DISSECTORS,
// RA_DISSECTORS -> RA_PLUGIN_REGISTER) minus two.
int register_add = 5;
#ifdef HAVE_LUA
register_add += wslua_count_plugins(); /* get count of lua plugins */
#endif
so_ui_->progressBar->setMaximum((int)register_count() + register_add);
elapsed_timer_.start();
QColor bg = QColor(tango_aluminium_6);
bg.setAlphaF(0.4);
QPalette pal;
pal.setColor(QPalette::Background, bg);
setPalette(pal);
setAutoFillBackground(true);
setStyleSheet(QString(
"QLabel {"
" color: white;"
" background: rgba(0,0,0,0);"
"}"
"QProgressBar {"
" height: 1em;"
" width: 20em;"
" border: 0.1em solid white;"
" border-radius: 0.2em;"
" color: white;"
" background: rgba(0,0,0,0);"
"}"
"QProgressBar::chunk {"
" width: 0.1em;"
" background: rgba(255, 255, 255, 50%);"
"}"
));
#ifndef THROTTLE_STARTUP
// Check for a remote connection
if (display_is_remote())
info_update_freq_ = 1000;
#endif
connect(wsApp, SIGNAL(splashUpdate(register_action_e,const char*)),
this, SLOT(splashUpdate(register_action_e,const char*)));
}
SplashOverlay::~SplashOverlay()
{
delete so_ui_;
}
// Useful for debugging on fast machines.
#ifdef THROTTLE_STARTUP
#include <QThread>
class ThrottleThread : public QThread
{
public:
static void msleep(unsigned long msecs)
{
QThread::msleep(msecs);
}
};
#endif
void SplashOverlay::splashUpdate(register_action_e action, const char *message)
{
QString action_msg = UTF8_HORIZONTAL_ELLIPSIS;
#ifdef THROTTLE_STARTUP
ThrottleThread::msleep(10);
#endif
register_cur_++;
if (last_action_ == action && elapsed_timer_.elapsed() < info_update_freq_ && register_cur_ != so_ui_->progressBar->maximum()) {
/* Only update every splash_register_freq milliseconds */
return;
}
last_action_ = action;
switch(action) {
case RA_DISSECTORS:
action_msg = tr("Initializing dissectors");
break;
case RA_LISTENERS:
action_msg = tr("Initializing tap listeners");
break;
case RA_REGISTER:
action_msg = tr("Registering dissectors");
break;
case RA_PLUGIN_REGISTER:
action_msg = tr("Registering plugins");
break;
case RA_HANDOFF:
action_msg = tr("Handing off dissectors");
break;
case RA_PLUGIN_HANDOFF:
action_msg = tr("Handing off plugins");
break;
case RA_LUA_PLUGINS:
action_msg = tr("Loading Lua plugins");
break;
case RA_LUA_DEREGISTER:
action_msg = tr("Removing Lua plugins");
break;
case RA_PREFERENCES:
action_msg = tr("Loading module preferences");
break;
case RA_INTERFACES:
action_msg = tr("Finding local interfaces");
break;
case RA_CONFIGURATION:
action_msg = tr("Loading configuration files");
break;
default:
action_msg = tr("(Unknown action)");
break;
}
if (message) {
if (!strncmp(message, "proto_register_", 15))
message += 15;
else if (!strncmp(message, "proto_reg_handoff_", 18))
message += 18;
action_msg.append(" ").append(message);
}
so_ui_->actionLabel->setText(action_msg);
so_ui_->progressBar->setValue(register_cur_);
wsApp->processEvents(QEventLoop::ExcludeUserInputEvents | QEventLoop::ExcludeSocketNotifiers, 1);
elapsed_timer_.restart();
}
/*
* Editor modelines
*
* Local Variables:
* c-basic-offset: 4
* tab-width: 8
* indent-tabs-mode: nil
* End:
*
* ex: set shiftwidth=4 tabstop=8 expandtab:
* :indentSize=4:tabSize=8:noTabs=true:
*/
|
