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/***************************************************************************
execbutton.cpp - Button that runs its text association
-------------------
copyright : (C) 2002-2003 Marc Britton <[email protected]>
(C) 2004 Michal Rudolf <[email protected]>
***************************************************************************/
/***************************************************************************
* *
* 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. *
* *
***************************************************************************/
/* KDE INCLUDES */
#include <kapplication.h>
#include <klocale.h>
#include <kmessagebox.h>
/* QT INCLUDES */
#include <qcursor.h>
#include <qevent.h>
#include <qstring.h>
#include <qstringlist.h>
#include <qwidget.h>
#include <qpopupmenu.h>
#include <qapplication.h>
#include <qwidgetlist.h>
/* OTHER INCLUDES */
#include <kommanderwidget.h>
#include <specials.h>
#include "execbutton.h"
#include <myprocess.h>
#include <iostream>
#include <kommanderplugin.h>
using namespace std;
enum Functions {
FirstFunction = 260, //CHANGE THIS NUMBER TO AN UNIQUE ONE!!!
EB_isOn,
EB_setPopup,
EB_setButtonText,
LastFunction
};
ExecButton::ExecButton(QWidget* a_parent, const char* a_name)
: KPushButton(a_parent, a_name), KommanderWidget(this)
{
QStringList states;
states << "default";
setStates(states);
setDisplayStates(states);
setWriteStdout(true);
setBlockGUI(Button);
connect(this, SIGNAL(clicked()), this, SLOT(startProcess()));
KommanderPlugin::setDefaultGroup(Group::DCOP);
KommanderPlugin::registerFunction(EB_isOn, "isOn(QString widget)", i18n("For use only when button is togle type."), 1);
KommanderPlugin::registerFunction(EB_setPopup, "setPopup(QString widget, QString Menu)", i18n("Associate a Kommander PopupMenu with this ExecButton."), 2);
KommanderPlugin::registerFunction(EB_setButtonText, "setButtonText(QString widget, QString Text)", i18n("Set the text on the ExecButton."), 2);
}
ExecButton::~ExecButton()
{
}
QString ExecButton::currentState() const
{
return QString("default");
}
bool ExecButton::isKommanderWidget() const
{
return true;
}
QStringList ExecButton::associatedText() const
{
return KommanderWidget::associatedText();
}
void ExecButton::setAssociatedText(const QStringList& a_at)
{
KommanderWidget::setAssociatedText(a_at);
}
void ExecButton::setPopulationText(const QString& a_text)
{
KommanderWidget::setPopulationText(a_text);
}
QString ExecButton::populationText() const
{
return KommanderWidget::populationText();
}
void ExecButton::populate()
{
QString txt = KommanderWidget::evalAssociatedText(populationText());
setWidgetText(txt);
}
void ExecButton::setWidgetText(const QString& a_text)
{
setText(a_text);
emit widgetTextChanged(a_text);
}
void ExecButton::startProcess()
{
QString at = evalAssociatedText().stripWhiteSpace();
bool enabledStatus = isEnabled();
if (m_blockGUI != None)
setEnabled(false);
if (m_blockGUI == GUI)
KApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
MyProcess* process = new MyProcess(this);
process->setBlocking(m_blockGUI == GUI);
connect(process, SIGNAL(processExited(MyProcess*)), SLOT(processExited(MyProcess*)));
m_output = process->run(at);
if (m_blockGUI == GUI)
{
KApplication::restoreOverrideCursor();
if (writeStdout())
cout << m_output << flush;
}
setEnabled(enabledStatus);
}
bool ExecButton::writeStdout() const
{
return m_writeStdout;
}
void ExecButton::setWriteStdout(bool a_enable)
{
m_writeStdout = a_enable;
}
void ExecButton::setBlockGUI(Blocking a_enable)
{
m_blockGUI = a_enable;
}
ExecButton::Blocking ExecButton::blockGUI() const
{
return m_blockGUI;
}
void ExecButton::processExited(MyProcess* p)
{
if (blockGUI() != None)
setEnabled(true);
if (p)
{
m_output = p->output();
if (writeStdout())
cout << m_output << flush;
delete p;
}
}
void ExecButton::showEvent(QShowEvent* e)
{
KPushButton::showEvent(e);
emit widgetOpened();
}
void ExecButton::contextMenuEvent( QContextMenuEvent * e )
{
e->accept();
QPoint p = e->globalPos();
emit contextMenuRequested(p.x(), p.y());
}
bool ExecButton::isFunctionSupported(int f)
{
return f == DCOP::text || f == DCOP::setText || f == DCOP::execute || f == DCOP::geometry || f == DCOP::getBackgroundColor || f == DCOP::setBackgroundColor || (f >= FirstFunction && f <= LastFunction);
}
QString ExecButton::handleDCOP(int function, const QStringList& args)
{
switch (function) {
case DCOP::text:
return m_output;
case DCOP::setText:
setWidgetText(args[0]);
break;
case DCOP::execute:
startProcess();
break;
case EB_isOn:
return QString::number(this->isOn() );
break;
case EB_setButtonText:
ExecButton::setText(args[0]);
break;
case EB_setPopup:
{
QWidgetList *list = QApplication::allWidgets();
QWidgetListIt it( *list );
QWidget * w;
while ( (w=it.current()) != 0 ) { // for each widget...
++it;
if (w->name() == args[0] && w->className() == "PopupMenu")
{
QPopupMenu *popup = dynamic_cast<QPopupMenu*>(w->child("unnamed", "KPopupMenu"));
this->setPopup(popup);
}
}
break;
}
case DCOP::geometry:
{
QString geo = QString::number(this->x())+" "+QString::number(this->y())+" "+QString::number(this->width())+" "+QString::number(this->height());
return geo;
break;
}
case DCOP::getBackgroundColor:
return this->paletteBackgroundColor().name();
break;
case DCOP::setBackgroundColor:
{
QColor color;
color.setNamedColor(args[0]);
this->setPaletteBackgroundColor(color);
break;
}
default:
return KommanderWidget::handleDCOP(function, args);
}
return QString();
}
#include "execbutton.moc"
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