72 lines
2.4 KiB
C++
72 lines
2.4 KiB
C++
#include "TimeoutCommand.h"
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#include "Command.h"
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#include "WebPageManager.h"
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#include "WebPage.h"
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#include "ErrorMessage.h"
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#include <QTimer>
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#include <QApplication>
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TimeoutCommand::TimeoutCommand(Command *command, WebPageManager *manager, QObject *parent) : Command(parent) {
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m_command = command;
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m_manager = manager;
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m_timer = new QTimer(this);
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m_timer->setSingleShot(true);
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m_command->setParent(this);
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connect(m_timer, SIGNAL(timeout()), this, SLOT(commandTimeout()));
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connect(m_manager, SIGNAL(loadStarted()), this, SLOT(pageLoadingFromCommand()));
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}
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void TimeoutCommand::start() {
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QApplication::processEvents();
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if (m_manager->isLoading()) {
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m_manager->log() << this->toString() << "waiting for load to finish";
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connect(m_manager, SIGNAL(pageFinished(bool)), this, SLOT(pendingLoadFinished(bool)));
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startTimeout();
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} else {
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startCommand();
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}
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}
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void TimeoutCommand::startCommand() {
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connect(m_command, SIGNAL(finished(Response *)), this, SLOT(commandFinished(Response *)));
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m_command->start();
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}
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void TimeoutCommand::startTimeout() {
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int timeout = m_manager->getTimeout();
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if (timeout > 0) {
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m_timer->start(timeout * 1000);
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}
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}
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void TimeoutCommand::pendingLoadFinished(bool success) {
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disconnect(m_manager, SIGNAL(pageFinished(bool)), this, SLOT(pendingLoadFinished(bool)));
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if (success) {
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startCommand();
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} else {
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disconnect(m_timer, SIGNAL(timeout()), this, SLOT(commandTimeout()));
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disconnect(m_manager, SIGNAL(loadStarted()), this, SLOT(pageLoadingFromCommand()));
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finish(false, new ErrorMessage(m_manager->currentPage()->failureString()));
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}
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}
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void TimeoutCommand::pageLoadingFromCommand() {
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startTimeout();
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}
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void TimeoutCommand::commandTimeout() {
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disconnect(m_manager, SIGNAL(loadStarted()), this, SLOT(pageLoadingFromCommand()));
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disconnect(m_manager, SIGNAL(pageFinished(bool)), this, SLOT(pendingLoadFinished(bool)));
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disconnect(m_command, SIGNAL(finished(Response *)), this, SLOT(commandFinished(Response *)));
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m_manager->currentPage()->triggerAction(QWebPage::Stop);
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QString message = QString("Request timed out after %1 second(s)").arg(m_manager->getTimeout());
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finish(false, new ErrorMessage("TimeoutError", message));
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}
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void TimeoutCommand::commandFinished(Response *response) {
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disconnect(m_timer, SIGNAL(timeout()), this, SLOT(commandTimeout()));
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disconnect(m_manager, SIGNAL(loadStarted()), this, SLOT(pageLoadingFromCommand()));
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emit finished(response);
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}
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