From 95bd97d4f5dc4d0ee91cfeeff89b88ff3d8f26df Mon Sep 17 00:00:00 2001
From: am <am@f440f766-f032-0410-8965-dc7d17de2ca0>
Date: Wed, 15 Jul 2009 19:16:26 +0000
Subject: -finished calling extractor -QProcess doesn't work as promised in the
 docs, dunno how to do it yet, but we need a thread to keep the GUI
 responsive... -fixed some bugs with the extractionpaths

git-svn-id: file:///var/svn/repos2/shemov/trunk@387 f440f766-f032-0410-8965-dc7d17de2ca0
---
 extractordialog.cpp | 31 +++++++++++++++++++++++++++----
 1 file changed, 27 insertions(+), 4 deletions(-)

(limited to 'extractordialog.cpp')

diff --git a/extractordialog.cpp b/extractordialog.cpp
index 7897bf4..cf2c18d 100644
--- a/extractordialog.cpp
+++ b/extractordialog.cpp
@@ -14,11 +14,16 @@
 #include <QByteArray>
 #include <QApplication>
 
+#include <QDebug>
+
 #include "extractordialog.h"
 
+//Well, f**king doc of QProcess... The extraction has to be a Thread, otherwise GUI will block
+
 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;
+	mOutput->setReadOnly(true);
 	mCancelClose = new QPushButton(tr("Close"));
 	connect(mCancelClose, SIGNAL(clicked()), this, SLOT(accept()));
 	mainLayout->addWidget(mOutput);
@@ -26,16 +31,19 @@ ExtractorDialog::ExtractorDialog(const QString &archive, const QString &extractT
 	setLayout(mainLayout);
 	
 	mExtractor = new QProcess(this);
-	connect(mExtractor, SIGNAL(stateChanged(QProcess::ProcessState)), this, SLOT(processStatusChanged(QProcess::ProcessState)));
+	connect(mExtractor, SIGNAL(started()), this, SLOT(extractionStarted()));
+	connect(mExtractor, SIGNAL(finished(int, QProcess::ExitStatus)), this, SLOT(extractionFinished()));
+	//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();
-
+	qDebug() << "state" << mExtractor->state();
 }
 
 void ExtractorDialog::processStatusChanged(QProcess::ProcessState newState){
+	qDebug() << "State changed to" << newState;
 	if((newState == QProcess::Running) || (newState == QProcess::Starting)){
 		mCancelClose->disconnect(SIGNAL(clicked()));
 		connect(mCancelClose, SIGNAL(clicked()), this, SLOT(killProcess()));
@@ -48,6 +56,18 @@ void ExtractorDialog::processStatusChanged(QProcess::ProcessState newState){
 	}
 }
 
+void ExtractorDialog::extractionStarted(){
+	mCancelClose->disconnect(SIGNAL(clicked()));
+	connect(mCancelClose, SIGNAL(clicked()), this, SLOT(killProcess()));
+	mCancelClose->setText(tr("Cancel"));
+}
+
+void ExtractorDialog::extractionFinished(){
+	mCancelClose->disconnect(SIGNAL(clicked()));
+	connect(mCancelClose, SIGNAL(clicked()), this, SLOT(accept()));
+	mCancelClose->setText(tr("Close"));
+}
+
 void ExtractorDialog::killProcess(){
 	mExtractor->terminate();
 	mCancelClose->disconnect(SIGNAL(clicked()));
@@ -56,6 +76,7 @@ void ExtractorDialog::killProcess(){
 }
 
 void ExtractorDialog::writeOutput(){
+	qDebug() << "writing" << mExtractor->state();
 	QByteArray output = mExtractor->read(mExtractor->bytesAvailable());
 	mOutput->append(output);
 }
@@ -73,12 +94,14 @@ void ExtractorDialog::start(){
 		mOutput->append(msg);
 		return;
 	}
-	QStringList args = s.value("paths/archiveargs").toStringList();
+	QStringList args = s.value("paths/archiverargs").toStringList();
+	args << mArchive;
 	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);
+	QString startmessage = QString("Starting %1 %2\n").arg(exe).arg(args.join(" "));
 	mOutput->append(startmessage);
 	mExtractor->start(exe, args);
+	mExtractor->waitForStarted();
 }
 
-- 
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