-Finished ConfigurationDialog->paths

-Implemented ExtractorDialog (untested)
-started work on extractor menus


git-svn-id: file:///var/svn/repos2/shemov/trunk@386 f440f766-f032-0410-8965-dc7d17de2ca0

1 files changed, 84 insertions, 0 deletions

diff --git a/extractordialog.cpp b/extractordialog.cpp
new file mode 100644
index 0000000..7897bf4
--- /dev/null
+++ b/extractordialog.cpp
@@ -0,0 +1,84 @@
+/*
+  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.
+*/
+
+#include <QTextEdit>
+#include <QProcess>
+#include <QPushButton>
+#include <QVBoxLayout>
+#include <QSettings>
+#include <QFileInfo>
+#include <QByteArray>
+#include <QApplication>
+
+#include "extractordialog.h"
+
+ExtractorDialog::ExtractorDialog(const QString &archive, const QString &extractTo, QWidget *parent, Qt::WindowFlags f) : QDialog(parent, f), mArchive(archive), mExtractTo(extractTo){
+	QVBoxLayout *mainLayout = new QVBoxLayout;
+	mOutput = new QTextEdit;
+	mCancelClose = new QPushButton(tr("Close"));
+	connect(mCancelClose, SIGNAL(clicked()), this, SLOT(accept()));
+	mainLayout->addWidget(mOutput);
+	mainLayout->addWidget(mCancelClose);
+	setLayout(mainLayout);
+	
+	mExtractor = new QProcess(this);
+	connect(mExtractor, SIGNAL(stateChanged(QProcess::ProcessState)), this, SLOT(processStatusChanged(QProcess::ProcessState)));
+
+	QString wTitle = QString(tr("%1 - extracting from %2")).arg(qApp->applicationName()).arg(archive);
+	setWindowTitle(wTitle);
+
+	start();
+
+}
+
+void ExtractorDialog::processStatusChanged(QProcess::ProcessState newState){
+	if((newState == QProcess::Running) || (newState == QProcess::Starting)){
+		mCancelClose->disconnect(SIGNAL(clicked()));
+		connect(mCancelClose, SIGNAL(clicked()), this, SLOT(killProcess()));
+		mCancelClose->setText(tr("Cancel"));
+	}
+	if(newState == QProcess::NotRunning){
+		mCancelClose->disconnect(SIGNAL(clicked()));
+		connect(mCancelClose, SIGNAL(clicked()), this, SLOT(accept()));
+		mCancelClose->setText(tr("Close"));
+	}
+}
+
+void ExtractorDialog::killProcess(){
+	mExtractor->terminate();
+	mCancelClose->disconnect(SIGNAL(clicked()));
+	connect(mCancelClose, SIGNAL(clicked()), this, SLOT(accept()));
+	mCancelClose->setText(tr("Close"));
+}
+
+void ExtractorDialog::writeOutput(){
+	QByteArray output = mExtractor->read(mExtractor->bytesAvailable());
+	mOutput->append(output);
+}
+
+void ExtractorDialog::start(){
+	QSettings s;
+	QString exe = s.value("paths/archiver").toString();
+	if(exe.isEmpty()){
+		mOutput->append(tr("No archive program configured!"));
+		return;
+	}
+	QFileInfo info(exe);
+	if(!info.exists() || !info.isExecutable()){
+		QString msg = QString(tr("Unable to call %1")).arg(exe);
+		mOutput->append(msg);
+		return;
+	}
+	QStringList args = s.value("paths/archiveargs").toStringList();
+	mExtractor = new QProcess(this);
+	mExtractor->setWorkingDirectory(mExtractTo);
+	connect(mExtractor, SIGNAL(readyRead()), this, SLOT(writeOutput()));
+	QString startmessage = QString("Starting %1 %2 %3\n").arg(exe).arg(args.join(" ")).arg(mArchive);
+	mOutput->append(startmessage);
+	mExtractor->start(exe, args);
+}
+