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/***************************************************************************
qgspythondialog.h - dialog with embedded python console
---------------------
begin : October 2006
copyright : (C) 2006 by Martin Dobias
email : wonder.sk at gmail dot com
***************************************************************************
* *
* 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. *
* *
***************************************************************************/
/* $Id$ */
#include "qgspythondialog.h"
#include "qgspythonutils.h"
#include "qgslogger.h"
#include <QShowEvent>
#include <QCloseEvent>
QgsPythonDialog::QgsPythonDialog( QgisInterface* pIface, QgsPythonUtils* pythonUtils, QWidget *parent )
: QDialog( parent )
{
setupUi( this );
#ifdef Q_WS_MAC
// Qt4.3+ bug?: Mac window minimize control isn't enabled
setWindowFlags( windowFlags() | Qt::WindowMinimizeButtonHint );
#endif
mIface = pIface;
mPythonUtils = pythonUtils;
pos = 0;
}
QgsPythonDialog::~QgsPythonDialog()
{
}
QString QgsPythonDialog::escapeHtml( QString text )
{
return text.replace( "<", "<" ).replace( ">", ">" );
}
void QgsPythonDialog::on_pbnPrev_clicked()
{
if ( pos > 0 )
{
if ( pos == history.size() )
history << edtCmdLine->toPlainText();
else
history[pos] = edtCmdLine->toPlainText();
pos--;
edtCmdLine->setText( history[pos] );
}
}
void QgsPythonDialog::on_pbnNext_clicked()
{
if ( pos < history.size() - 1 )
{
history[pos] = edtCmdLine->toPlainText();
pos++;
edtCmdLine->setText( history[pos] );
}
}
void QgsPythonDialog::execute( bool single )
{
QString command = edtCmdLine->toPlainText();
QgsDebugMsg( QString( "command: |%1| %2" ).arg( command ).arg( single ) );
if ( !command.isEmpty() )
{
history << command;
pos = history.size();
}
QString output;
// when using Py_single_input the return value will be always null
// we're using custom hooks for output and exceptions to show output in console
if ( mPythonUtils->runStringUnsafe( command, single ) )
{
mPythonUtils->evalString( "sys.stdout.get_and_clean_data()", output );
QString result = mPythonUtils->getResult();
// escape the result so python objects display properly and
// we can still use html output to get nicely formatted display
output = escapeHtml( output ) + escapeHtml( result );
if ( !output.isEmpty() )
output += "<br>";
}
else
{
QString className, errorText;
mPythonUtils->getError( className, errorText );
output = "<font color=\"red\">" + escapeHtml( className ) + ": " + escapeHtml( errorText ) + "</font><br>";
}
QString str = "<b><font color=\"green\">>>></font> " + escapeHtml( command ) + "</b><br>" + output;
edtCmdLine->setText( "" );
txtHistory->moveCursor( QTextCursor::End );
txtHistory->insertHtml( str );
txtHistory->moveCursor( QTextCursor::End );
txtHistory->ensureCursorVisible();
}
void QgsPythonDialog::on_pbnExecute_clicked()
{
execute( false );
}
void QgsPythonDialog::on_pbnEval_clicked()
{
execute( true );
}
void QgsPythonDialog::showEvent( QShowEvent* event )
{
QDialog::showEvent( event );
mPythonUtils->installConsoleHooks();
}
void QgsPythonDialog::closeEvent( QCloseEvent* event )
{
mPythonUtils->uninstallConsoleHooks();
QDialog::closeEvent( event );
}
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