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// -*- c++ -*-
/*
* Copyright (C) 2001-2003, Richard J. Moore <rich@kde.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef KJSEMBEDJSCONSOLEWIDGET_H
#define KJSEMBEDJSCONSOLEWIDGET_H
#include <tqframe.h>
#include <kjsembed/global.h>
class QPushButton;
class QHBox;
class KLineEdit;
class KPopupTitle;
class KProcess;
class KShellProcess;
class KTextEdit;
namespace KJS {
class Value;
}
namespace KJSEmbed {
class KJSEmbedPart;
/**
* A TQWidget that provides a console for executing Javascript commands. Creating
* a JS console is easy, as you can see below:
*
* <pre>
* KJS::Object global( new KJS::ObjectImp() );
* KJS::Interpreter *js = new KJS::Interpreter( global );
* KJSEmbed::JSConsoleWidget *win = new KJSEmbed::JSConsoleWidget( js );
* win->addBindings( js->globalExec(), global );
* </pre>
*
* This example creates a console for a JS interpreter and adds a print function
* to the interpreter.
*
* @version $Id$
* @author Richard Moore, rich@kde.org
*/
class KJSEMBED_EXPORT JSConsoleWidget : public QFrame
{
Q_OBJECT
public:
JSConsoleWidget( KJSEmbedPart *js, TQWidget *parent=0, const char *name=0 );
virtual ~JSConsoleWidget();
public slots:
/** Returns the KJSEmbedPart the console is using. */
KJSEmbed::KJSEmbedPart *jscript() const { return js; }
/** Returns the message widget. */
KTextEdit *messages() const { return log; }
/** Returns the title widget. */
KPopupTitle *title() const { return ttl; }
/**
* Returns the TQHBox used to layout the entry part of the console. This
* can be used by clients to hide and show the interactive parts of the
* console, or to add new buttons etc.
*/
TQHBox *commandBox() const { return cmdBox; }
/** Invokes the content of the command entry field. */
void invoke();
/** Invokes the specified command string. */
virtual bool execute( const TQString &cmd );
bool execute( const TQString &cmd, const KJS::Value &self );
/** Prints the specified string to the console. */
virtual void println( const TQString &text );
/**
* Prints the specified string to the console as a warning, the default
* implementation prints the text in red.
*/
virtual void warn( const TQString &text );
/**
* Runs the specified command using KShellProcess. The output of the
* command is displayed in the console. Any output sent to stdout is
* displayed as normal text, anything sent to stderr is displayed as
* a warning. Once the command has finished the exit status is printed
* if it is non-zero.
*
* Note that there is no extra layer of security to prevent this method
* being called from a script because in general a script that can
* access this object can also write content to a file then execute the
* file. If you intend to run untrusted scripts, it is your responsibility
* to ensure that you only expose safe objects and methods to the
* interpreter.
*/
virtual bool run( const TQString &shellCmd );
protected:
/** Creates the console view. */
void createView();
protected slots:
/** Called when the process exits. */
void childExited();
/** Called when the process sends message to stdout. */
void receivedStdOutput(KProcess *, char *, int);
/** Called when the process sends message to stderr. */
void receivedStdError(KProcess *, char *, int);
private:
KJSEmbedPart *js;
KShellProcess *proc;
KTextEdit *log;
TQHBox *cmdBox;
KLineEdit *cmd;
TQPushButton *go;
KPopupTitle *ttl;
class JSConsoleWidgetPrivate *d;
};
} // namespace KJSEmbed
#endif // KJSEMBEDJSCONSOLEWIDGET_H
// Local Variables:
// c-basic-offset: 4
// End:
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