Multi-file support.

This commit is contained in:
LoRd_MuldeR 2013-06-01 00:09:17 +02:00
parent cfba22411d
commit 6ed110d0c1
3 changed files with 217 additions and 134 deletions

View File

@ -21,7 +21,7 @@
//Version
static unsigned int mixp_versionMajor = 2;
static unsigned int mixp_versionMinor = 3;
static unsigned int mixp_versionMinor = 4;
//MediaInfo Version
static unsigned int mixp_miVersionMajor = 0;

View File

@ -50,7 +50,7 @@
//Text
const char *STATUS_BLNK = ">> You can drop any type of media files here <<";
const char *STATUS_WORK = "Analyzing file, this may take a moment or two...";
const char *STATUS_WORK = "Analyzing file(s), this may take a moment or two...";
//Links
const char *LINK_MULDER = "http://muldersoft.com/";
@ -154,6 +154,7 @@ void CMainWindow::showEvent(QShowEvent *event)
//Force resize event
resizeEvent(NULL);
QTimer::singleShot(0, this, SLOT(updateSize()));
//Enable drag & drop support
setAcceptDrops(true);
@ -170,15 +171,17 @@ void CMainWindow::showEvent(QShowEvent *event)
QFileInfo currentFile = QFileInfo(*iter);
if(currentFile.exists() && currentFile.isFile())
{
m_droppedFile = currentFile.canonicalFilePath();
QTimer::singleShot(0, this, SLOT(handleDroppedFile()));
break;
m_pendingFiles << currentFile.canonicalFilePath();
}
continue;
}
break;
}
}
if(!m_pendingFiles.empty())
{
QTimer::singleShot(0, this, SLOT(analyzeFiles()));
}
m_firstShow = false;
}
}
@ -200,10 +203,7 @@ void CMainWindow::resizeEvent(QResizeEvent *event)
{
QMainWindow::resizeEvent(event);
}
if(const QWidget *const viewPort = ui->textBrowser->viewport())
{
m_floatingLabel->setGeometry(0, 0, viewPort->width(), viewPort->height());
}
updateSize();
}
void CMainWindow::dragEnterEvent(QDragEnterEvent *event)
@ -224,7 +224,13 @@ void CMainWindow::dragEnterEvent(QDragEnterEvent *event)
void CMainWindow::dropEvent(QDropEvent *event)
{
QStringList droppedFiles;
if(m_process && (m_process->state() != QProcess::NotRunning))
{
qWarning("Process is still running!\n");
return;
}
m_pendingFiles.clear();
QList<QUrl> urls = event->mimeData()->urls();
while(!urls.isEmpty())
@ -233,9 +239,25 @@ void CMainWindow::dropEvent(QDropEvent *event)
QFileInfo file(currentUrl.toLocalFile());
if(file.exists() && file.isFile())
{
m_droppedFile = file.canonicalFilePath();
QTimer::singleShot(0, this, SLOT(handleDroppedFile()));
break;
m_pendingFiles << file.canonicalFilePath();
}
}
if(!m_pendingFiles.isEmpty())
{
QTimer::singleShot(0, this, SLOT(analyzeFiles()));
}
}
void CMainWindow::keyPressEvent(QKeyEvent *e)
{
if(e->key() == Qt::Key_Escape)
{
if(m_process && (m_process->state() != QProcess::NotRunning))
{
MessageBeep(MB_ICONERROR);
qWarning("Escape pressed, terminated process!");
m_process->kill();
}
}
}
@ -254,17 +276,126 @@ bool CMainWindow::eventFilter(QObject *o, QEvent *e)
// SLOTS
////////////////////////////////////////////////////////////
void CMainWindow::analyzeFiles(void)
{
//Any files pending?
if(m_pendingFiles.isEmpty())
{
qDebug("No pending files, nothing to do!\n");
return;
}
//Create process, if not done yet
if(!m_process)
{
m_process = new QProcess();
m_process->setProcessChannelMode(QProcess::MergedChannels);
m_process->setReadChannel(QProcess::StandardOutput);
connect(m_process, SIGNAL(readyReadStandardError()), this, SLOT(outputAvailable()));
connect(m_process, SIGNAL(readyReadStandardOutput()), this, SLOT(outputAvailable()));
connect(m_process, SIGNAL(finished(int,QProcess::ExitStatus)), this, SLOT(processFinished()));
connect(m_process, SIGNAL(error(QProcess::ProcessError)), this, SLOT(processFinished()));
}
//Still running?
if(m_process->state() != QProcess::NotRunning)
{
qWarning("Process is still running!\n");
return;
}
//Clear data
ui->textBrowser->clear();
m_outputLines.clear();
//Disable buttons
ui->analyzeButton->setEnabled(false);
ui->exitButton->setEnabled(false);
ui->actionClear->setEnabled(false);
ui->actionCopyToClipboard->setEnabled(false);
ui->actionSave->setEnabled(false);
ui->actionOpen->setEnabled(false);
//Show banner
m_floatingLabel->show();
m_floatingLabel->setText(QString::fromLatin1(STATUS_WORK));
m_floatingLabel->setCursor(Qt::WaitCursor);
//Trigger GUI update
QApplication::processEvents(QEventLoop::ExcludeUserInputEvents);
//Give it a go!
QTimer::singleShot(0, this, SLOT(analyzeNextFile()));
}
void CMainWindow::analyzeNextFile(void)
{
if(m_pendingFiles.isEmpty())
{
qWarning("Oups, no pending files!");
return;
}
//Lookup MediaInfo path
const QString mediaInfoPath = getMediaInfoPath();
if(mediaInfoPath.isEmpty())
{
ui->textBrowser->setHtml(QString("<pre>%1</pre>").arg(tr("Oups, failed to extract MediaInfo binary!")));
QMessageBox::critical(this, tr("Failure"), tr("Error: Failed to extract MediaInfo binary!"), QMessageBox::Ok);
m_floatingLabel->hide();
ui->actionOpen->setEnabled(true);
ui->analyzeButton->setEnabled(true);
ui->exitButton->setEnabled(true);
return;
}
const QString filePath = m_pendingFiles.takeFirst();
//Start analyziation
qDebug("Analyzing media file:\n%s\n", filePath.toUtf8().constData());
m_process->start(mediaInfoPath, QStringList() << QDir::toNativeSeparators(filePath));
//Wait for process to start
if(!m_process->waitForStarted())
{
qWarning("Process failed to start:\n%s\n", m_process->errorString().toLatin1().constData());
ui->textBrowser->setHtml(QString("<pre>%1</pre>").arg(tr("Oups, failed to create MediaInfo process!")));
QMessageBox::critical(this, tr("Failure"), tr("Error: Failed to create MediaInfo process!"), QMessageBox::Ok);
m_floatingLabel->hide();
ui->actionOpen->setEnabled(true);
ui->analyzeButton->setEnabled(true);
ui->exitButton->setEnabled(true);
return;
}
qDebug("Process started successfully (PID: %u)", m_process->pid()->dwProcessId);
}
void CMainWindow::analyzeButtonClicked(void)
{
const QString selectedFile = QFileDialog::getOpenFileName(this, tr("Select file to analyze..."), QString(), tr("All supported media files (*.*)"));
if(!selectedFile.isEmpty())
if(m_process && (m_process->state() != QProcess::NotRunning))
{
analyzeFile(selectedFile);
qWarning("Process is still running!\n");
return;
}
const QStringList selectedFiles = QFileDialog::getOpenFileNames(this, tr("Select file to analyze..."), QString(), tr("All supported media files (*.*)"));
if(!selectedFiles.isEmpty())
{
m_pendingFiles.clear();
m_pendingFiles << selectedFiles;
analyzeFiles();
}
}
void CMainWindow::saveButtonClicked(void)
{
if(m_process && (m_process->state() != QProcess::NotRunning))
{
qWarning("Process is still running!\n");
return;
}
const QString selectedFile = QFileDialog::getSaveFileName(this, tr("Select file to save..."), QString(), tr("Plain Text (*.txt)"));
if(!selectedFile.isEmpty())
{
@ -284,6 +415,12 @@ void CMainWindow::saveButtonClicked(void)
void CMainWindow::copyToClipboardButtonClicked(void)
{
if(m_process && (m_process->state() != QProcess::NotRunning))
{
qWarning("Process is still running!\n");
return;
}
if(QClipboard *clipboard = QApplication::clipboard())
{
clipboard->setText(m_outputLines.join("\n"));
@ -293,17 +430,16 @@ void CMainWindow::copyToClipboardButtonClicked(void)
void CMainWindow::clearButtonClicked(void)
{
if(m_process)
if(m_process && (m_process->state() != QProcess::NotRunning))
{
if(m_process->state() != QProcess::NotRunning)
{
return;
}
qWarning("Process is still running!\n");
return;
}
//Clear data and re-show banner
ui->textBrowser->clear();
m_floatingLabel->setText(STATUS_BLNK);
m_floatingLabel->setText(QString::fromLatin1(STATUS_BLNK));
m_floatingLabel->setCursor(Qt::ArrowCursor);
m_floatingLabel->show();
//Disable actions
@ -314,39 +450,17 @@ void CMainWindow::clearButtonClicked(void)
void CMainWindow::outputAvailable(void)
{
if(m_process)
{
bool bDataChanged = false;
//Update lines
while(m_process->canReadLine())
{
bDataChanged = true;
QString line = QString::fromUtf8(m_process->readLine()).trimmed();
if(!(line.isEmpty() && m_outputLines.empty()))
{
m_outputLines << line;
}
}
if(bDataChanged)
{
//Hide banner
if(m_floatingLabel->isVisible()) m_floatingLabel->hide();
//Convert to HTML
QStringList htmlData(m_outputLines);
escapeHtmlChars(htmlData);
//Highlight headers
htmlData.replaceInStrings(QRegExp("^([^:]+):(.+)$"), "<font color=\"darkblue\">\\1:</font>\\2");
htmlData.replaceInStrings(QRegExp("^([^:]+)$"), "<b><font color=\"darkred\">\\1</font></b>");
//Update document
ui->textBrowser->setHtml(QString("<pre>%1</pre>").arg(htmlData.join("<br>")));
}
}
}
@ -355,12 +469,55 @@ void CMainWindow::processFinished(void)
//Fetch any remaining data
outputAvailable();
//Remove trailing blank lines
while((!m_outputLines.isEmpty()) && m_outputLines.last().trimmed().isEmpty())
{
m_outputLines.takeLast();
}
//Failed?
if(m_outputLines.empty())
{
ui->textBrowser->setHtml(QString("<pre>%1</pre>").arg(tr("Oups, apparently MediaInfo encountered a problem :-(")));
m_outputLines << tr("Oups, apparently MediaInfo encountered a problem!");
}
//Append one last linebreak
m_outputLines << "";
//Scroll up
ui->textBrowser->verticalScrollBar()->setValue(0);
ui->textBrowser->horizontalScrollBar()->setValue(0);
//Check exit code
const int exitCode = m_process->exitCode();
qDebug("Process has finished (Code: %d)\n", exitCode);
//More files left?
if(!m_pendingFiles.isEmpty() && (exitCode == 0))
{
if(!m_outputLines.empty())
{
m_outputLines << QString().fill('-', 104) << "";
}
QTimer::singleShot(0, this, SLOT(analyzeNextFile()));
return;
}
//Hide banner
if(m_floatingLabel->isVisible()) m_floatingLabel->hide();
//Convert to HTML
QStringList htmlData(m_outputLines);
escapeHtmlChars(htmlData);
//Highlight headers
htmlData.replaceInStrings(QRegExp("^(-+)$"), "<font color=\"darkgray \">\\1</font>"); //Separator lines
htmlData.replaceInStrings(QRegExp("^([^:<>]+):(.+)$"), "<font color=\"darkblue\">\\1:</font>\\2"); //Info lines
htmlData.replaceInStrings(QRegExp("^([^:<>]+)$"), "<b><font color=\"darkred\">\\1</font></b>"); //Heading lines
//Update document
ui->textBrowser->setHtml(QString("<pre>%1</pre>").arg(htmlData.join("<br>")));
//Enable actions
if(!m_outputLines.empty())
{
@ -368,16 +525,9 @@ void CMainWindow::processFinished(void)
ui->actionCopyToClipboard->setEnabled(true);
ui->actionSave->setEnabled(true);
}
ui->actionOpen->setEnabled(true);
ui->analyzeButton->setEnabled(true);
ui->exitButton->setEnabled(true);
//Scroll up
ui->textBrowser->verticalScrollBar()->setValue(0);
ui->textBrowser->horizontalScrollBar()->setValue(0);
qDebug("Process has finished (Code: %d)\n", m_process->exitCode());
}
void CMainWindow::linkTriggered(void)
@ -391,11 +541,17 @@ void CMainWindow::linkTriggered(void)
void CMainWindow::showAboutScreen(void)
{
QString text;
if(m_process && (m_process->state() != QProcess::NotRunning))
{
qWarning("Process is still running!\n");
return;
}
const QDate buildDate = mixp_get_build_date();
const QDate curntDate = mixp_get_current_date();
QString text;
text += QString().sprintf("<nobr><tt><b>MediaInfoXP v%u.%02u - Simple GUI for MediaInfo</b><br>", mixp_versionMajor, mixp_versionMinor);
text += QString().sprintf("Copyright (c) 2004-%04d LoRd_MuldeR &lt;mulder2@gmx.de&gt;. Some rights reserved.<br>", qMax(buildDate.year(),curntDate.year()));
text += QString().sprintf("Built on %s at %s, using Qt Framework v%s.<br><br>", buildDate.toString(Qt::ISODate).toLatin1().constData(), mixp_buildTime, qVersion());
@ -438,12 +594,11 @@ void CMainWindow::showAboutScreen(void)
}
}
void CMainWindow::handleDroppedFile(void)
void CMainWindow::updateSize(void)
{
if(!m_droppedFile.isEmpty())
if(const QWidget *const viewPort = ui->textBrowser->viewport())
{
analyzeFile(m_droppedFile);
m_droppedFile.clear();
m_floatingLabel->setGeometry(viewPort->x(), viewPort->y(), viewPort->width(), viewPort->height());
}
}
@ -540,80 +695,6 @@ QString CMainWindow::getMediaInfoPath(void)
return m_mediaInfoPath;
}
bool CMainWindow::analyzeFile(const QString &filePath)
{
//Create process, if not done yet
if(!m_process)
{
m_process = new QProcess();
m_process->setProcessChannelMode(QProcess::MergedChannels);
m_process->setReadChannel(QProcess::StandardOutput);
connect(m_process, SIGNAL(readyReadStandardError()), this, SLOT(outputAvailable()));
connect(m_process, SIGNAL(readyReadStandardOutput()), this, SLOT(outputAvailable()));
connect(m_process, SIGNAL(finished(int,QProcess::ExitStatus)), this, SLOT(processFinished()));
connect(m_process, SIGNAL(error(QProcess::ProcessError)), this, SLOT(processFinished()));
}
//Still running?
if(m_process->state() != QProcess::NotRunning)
{
qWarning("Process is still running!\n");
return false;
}
//Clear data
ui->textBrowser->clear();
m_outputLines.clear();
//Disable buttons
ui->analyzeButton->setEnabled(false);
ui->exitButton->setEnabled(false);
ui->actionClear->setEnabled(false);
ui->actionCopyToClipboard->setEnabled(false);
ui->actionSave->setEnabled(false);
ui->actionOpen->setEnabled(false);
//Show banner
m_floatingLabel->show();
m_floatingLabel->setText(QString::fromLatin1(STATUS_WORK));
//Update
qApp->processEvents(QEventLoop::ExcludeUserInputEvents);
//Lookup MediaInfo path
const QString mediaInfoPath = getMediaInfoPath();
if(mediaInfoPath.isEmpty())
{
ui->textBrowser->setHtml(QString("<pre>%1</pre>").arg(tr("Oups, failed to extract MediaInfo binary!")));
QMessageBox::critical(this, tr("Failure"), tr("Error: Failed to extract MediaInfo binary!"), QMessageBox::Ok);
m_floatingLabel->hide();
ui->actionOpen->setEnabled(true);
ui->analyzeButton->setEnabled(true);
ui->exitButton->setEnabled(true);
return false;
}
//Start analyziation
qDebug("Analyzing media file:\n%s\n", filePath.toUtf8().constData());
m_process->start(mediaInfoPath, QStringList() << QDir::toNativeSeparators(filePath));
//Wait for process to start
if(!m_process->waitForStarted())
{
qWarning("Process failed to start:\n%s\n", m_process->errorString().toLatin1().constData());
ui->textBrowser->setHtml(QString("<pre>%1</pre>").arg(tr("Oups, failed to create MediaInfo process!")));
QMessageBox::critical(this, tr("Failure"), tr("Error: Failed to create MediaInfo process!"), QMessageBox::Ok);
m_floatingLabel->hide();
ui->actionOpen->setEnabled(true);
ui->analyzeButton->setEnabled(true);
ui->exitButton->setEnabled(true);
return false;
}
qDebug("Process started successfully (PID: %u)", m_process->pid()->dwProcessId);
return true;
}
void CMainWindow::escapeHtmlChars(QStringList &strings)
{
QList<QPair<const QString, const QString>>::ConstIterator iter;

View File

@ -42,6 +42,8 @@ public:
~CMainWindow(void);
private slots:
void analyzeFiles(void);
void analyzeNextFile(void);
void analyzeButtonClicked(void);
void saveButtonClicked(void);
void copyToClipboardButtonClicked(void);
@ -50,7 +52,7 @@ private slots:
void processFinished(void);
void linkTriggered(void);
void showAboutScreen(void);
void handleDroppedFile(void);
void updateSize(void);
protected:
virtual void showEvent(QShowEvent *event);
@ -59,6 +61,7 @@ protected:
virtual void dragEnterEvent(QDragEnterEvent *event);
virtual void dropEvent(QDropEvent *event);
virtual bool eventFilter(QObject *o, QEvent *e);
virtual void keyPressEvent(QKeyEvent *e);
private:
Ui::MainWindow *ui; //for Qt UIC
@ -69,12 +72,11 @@ private:
HANDLE m_mediaInfoHandle;
QProcess *m_process;
QLabel *m_floatingLabel;
QString m_droppedFile;
QStringList m_pendingFiles;
QStringList m_outputLines;
const QList<QPair<const QString, const QString>> m_htmlEscape;
QString getMediaInfoPath(void);
void escapeHtmlChars(QStringList &strings);
bool analyzeFile(const QString &filePath);
};