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tdewebdev/kommander/widgets/execbutton.cpp

242 lines
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/***************************************************************************
execbutton.cpp - Button that runs its text association
-------------------
copyright : (C) 2002-2003 Marc Britton <consume@optusnet.com.au>
(C) 2004 Michal Rudolf <mrudolf@tdewebdev.org>
***************************************************************************/
/***************************************************************************
* *
* 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 <tqcursor.h>
#include <tqevent.h>
#include <tqstring.h>
#include <tqstringlist.h>
#include <tqwidget.h>
#include <tqpopupmenu.h>
#include <tqapplication.h>
#include <tqwidgetlist.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(TQWidget* a_parent, const char* a_name)
: KPushButton(a_parent, a_name), KommanderWidget(TQT_TQOBJECT(this))
{
TQStringList states;
states << "default";
setStates(states);
setDisplayStates(states);
setWriteStdout(true);
setBlockGUI(Button);
connect(this, TQT_SIGNAL(clicked()), this, TQT_SLOT(startProcess()));
KommanderPlugin::setDefaultGroup(Group::DCOP);
KommanderPlugin::registerFunction(EB_isOn, "isOn(TQString widget)", i18n("For use only when button is togle type."), 1);
KommanderPlugin::registerFunction(EB_setPopup, "setPopup(TQString widget, TQString Menu)", i18n("Associate a Kommander PopupMenu with this ExecButton."), 2);
KommanderPlugin::registerFunction(EB_setButtonText, "setButtonText(TQString widget, TQString Text)", i18n("Set the text on the ExecButton."), 2);
}
ExecButton::~ExecButton()
{
}
TQString ExecButton::currentState() const
{
return TQString("default");
}
bool ExecButton::isKommanderWidget() const
{
return true;
}
TQStringList ExecButton::associatedText() const
{
return KommanderWidget::associatedText();
}
void ExecButton::setAssociatedText(const TQStringList& a_at)
{
KommanderWidget::setAssociatedText(a_at);
}
void ExecButton::setPopulationText(const TQString& a_text)
{
KommanderWidget::setPopulationText(a_text);
}
TQString ExecButton::populationText() const
{
return KommanderWidget::populationText();
}
void ExecButton::populate()
{
TQString txt = KommanderWidget::evalAssociatedText(populationText());
setWidgetText(txt);
}
void ExecButton::setWidgetText(const TQString& a_text)
{
setText(a_text);
emit widgetTextChanged(a_text);
}
void ExecButton::startProcess()
{
TQString at = evalAssociatedText().stripWhiteSpace();
bool enabledStatus = isEnabled();
if (m_blockGUI != None)
setEnabled(false);
if (m_blockGUI == GUI)
KApplication::setOverrideCursor(TQCursor(TQt::WaitCursor));
MyProcess* process = new MyProcess(this);
process->setBlocking(m_blockGUI == GUI);
connect(process, TQT_SIGNAL(processExited(MyProcess*)), TQT_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(TQShowEvent* e)
{
KPushButton::showEvent(e);
emit widgetOpened();
}
void ExecButton::contextMenuEvent( TQContextMenuEvent * e )
{
e->accept();
TQPoint 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);
}
TQString ExecButton::handleDCOP(int function, const TQStringList& 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 TQString::number(this->isOn() );
break;
case EB_setButtonText:
ExecButton::setText(args[0]);
break;
case EB_setPopup:
{
TQWidgetList *list = TQApplication::allWidgets();
TQWidgetListIt it( *list );
TQWidget * w;
while ( (w=it.current()) != 0 ) { // for each widget...
++it;
if (w->name() == args[0] && ( strcmp(w->className(), "PopupMenu")) == 0 )
{
TQPopupMenu *popup = dynamic_cast<TQPopupMenu*>(w->child("unnamed", "KPopupMenu"));
this->setPopup(popup);
}
}
break;
}
case DCOP::geometry:
{
TQString geo = TQString::number(this->x())+" "+TQString::number(this->y())+" "+TQString::number(this->width())+" "+TQString::number(this->height());
return geo;
break;
}
case DCOP::getBackgroundColor:
return this->paletteBackgroundColor().name();
break;
case DCOP::setBackgroundColor:
{
TQColor color;
color.setNamedColor(args[0]);
this->setPaletteBackgroundColor(color);
break;
}
default:
return KommanderWidget::handleDCOP(function, args);
}
return TQString();
}
#include "execbutton.moc"