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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commite2de64d6f1beb9e492daf5b886e19933c1fa41dd (patch)
tree9047cf9e6b5c43878d5bf82660adae77ceee097a /arts/builder/propertypanel.cpp
downloadtdemultimedia-e2de64d6f1beb9e492daf5b886e19933c1fa41dd.tar.gz
tdemultimedia-e2de64d6f1beb9e492daf5b886e19933c1fa41dd.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdemultimedia@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'arts/builder/propertypanel.cpp')
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diff --git a/arts/builder/propertypanel.cpp b/arts/builder/propertypanel.cpp
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+/*
+
+ Copyright (C) 2001 Hans Meine <hans_meine@gmx.net>
+
+ 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.
+
+ This program 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 General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+*/
+#include "propertypanel.h"
+#include "propertypanel.moc"
+#include "module.h"
+
+#include <kapplication.h>
+#include <klocale.h>
+#include <kdebug.h>
+
+#include <qlabel.h>
+#include <qlayout.h>
+#include <qpushbutton.h>
+#include <qbuttongroup.h>
+#include <qradiobutton.h>
+#include <qcombobox.h>
+#include <qlistbox.h>
+#include <qlineedit.h>
+
+#include <arts/debug.h>
+
+PropertyPanel::PropertyPanel( QWidget* parent, const char* name, WFlags fl )
+ : PropertyPanelBase( parent, name, fl ),
+ component(0L),
+ port(0L)
+{
+ setTitleFont();
+ setTitleColors();
+ connect( kapp, SIGNAL( kdisplayFontChanged() ),
+ this, SLOT( setTitleFont() ));
+ connect( kapp, SIGNAL( kdisplayPaletteChanged() ),
+ this, SLOT( setTitleColors() ));
+ connect( portValueGroup, SIGNAL( clicked(int) ),
+ this, SLOT( pvModeChanged(int) ));
+ connect( constantValueEdit, SIGNAL( returnPressed() ),
+ this, SLOT( writePortProperties() ));
+ connect( constantValueComboBox, SIGNAL( activated(int) ),
+ this, SLOT( writePortProperties() ));
+ connect( portCombo, SIGNAL( activated(int) ),
+ this, SLOT( comboPortSelected(int) ));
+ connect( connectButton, SIGNAL( clicked() ),
+ this, SLOT( connectButtonClicked() ));
+
+ constantValueComboBox->hide();
+ setEnabled( false );
+ tipLabel->hide();
+}
+
+void PropertyPanel::setTitleFont()
+{
+ QFont titleFont = font();
+ titleFont.setPointSizeFloat( titleFont.pointSizeFloat()*1.5f );
+ moduleNameLabel->setFont( titleFont );
+ titleFont = font();
+ titleFont.setPointSizeFloat( titleFont.pointSizeFloat()*1.15f );
+ selectedLabel->setFont( titleFont );
+}
+
+QColorGroup PropertyPanel::highlightColorGroup( QColorGroup cg )
+{
+ cg.setColor( QColorGroup::Foreground, cg.highlightedText() );
+ cg.setColor( QColorGroup::Background, cg.highlight() );
+ return cg;
+}
+
+void PropertyPanel::setTitleColors()
+{
+ QPalette palette = titleFrame->palette();
+ palette.setActive( highlightColorGroup( palette.active() ) );
+ palette.setInactive( highlightColorGroup( palette.inactive() ) );
+ palette.setDisabled( highlightColorGroup( palette.disabled() ) );
+ titleFrame->setPalette( palette );
+}
+
+void PropertyPanel::resizeEvent ( QResizeEvent * )
+{
+ if(width()*3 < height()*4)
+ mainBoxLayout->setDirection( QBoxLayout::TopToBottom );
+ else
+ mainBoxLayout->setDirection( QBoxLayout::LeftToRight );
+}
+
+/*************************************************************/
+
+void PropertyPanel::setSelectedComponent( StructureComponent *component )
+{
+ //kdDebug() << QString("PropertyPanel::setSelectedComponent ") << component << endl;
+ if( this->component == component ) return;
+
+ this->component = component;
+ portCombo->clear();
+ modulePorts.clear();
+ if(!component)
+ setEnabled(false);
+ else
+ {
+ moduleNameLabel->setText( component->name() );
+ if(component->pixmap())
+ {
+ moduleIconLabel->setPixmap( *component->pixmap() );
+ moduleIconLabel->setMinimumSize( moduleIconLabel->sizeHint() );
+ moduleIconLabel->show();
+ }
+ else
+ moduleIconLabel->hide();
+
+ component->dumpPorts(modulePorts);
+
+ // fill combobox
+ for(std::list<ModulePort *>::iterator it = modulePorts.begin();
+ it != modulePorts.end(); it++)
+ {
+ QString portTitle = (*it)->description
+ + QString(" (%1)").arg( (*it)->PortDesc.type().direction == Arts::output ?
+ i18n("OUTPUT") : i18n("INPUT") );
+ portCombo->insertItem( portTitle );
+ }
+ //portCombo->setMinimumSize( portCombo->sizeHint() );
+ setEnabled(true);
+ }
+}
+
+void PropertyPanel::setSelectedPort( ModulePort *port )
+{
+ if( this->port == port ) return;
+
+// if( this->port ) writePortProperties( false ); // rereading not necessary here
+
+ this->port = port;
+ if(port)
+ {
+ setSelectedComponent( port->owner );
+ rereadPortProperties();
+ portValueGroup->setEnabled( true );
+ QString tipText = i18n("Tip: Just typing numbers or alphabetic characters starts entering constant values.");
+ tipLabel->setText( tipText );
+ tipLabel->show();
+
+ // select port in combobox - bah, should be easier ;-)
+ portCombo->setCurrentItem(
+ portCombo->listBox()->index(
+ portCombo->listBox()->findItem( port->description + " (" ) ) );
+ }
+ else
+ {
+ portValueGroup->setEnabled( false );
+ tipLabel->hide();
+ }
+}
+
+void PropertyPanel::pvModeChanged( int newMode )
+{
+ if(!port) return; // sanity check
+
+ switch( newMode )
+ {
+ case 0:
+ case 1:
+ writePortProperties();
+ break;
+ case 2:
+ ; // connection should already be established
+ }
+}
+
+void PropertyPanel::comboPortSelected( int number )
+{
+ if(!component) return;
+
+ std::list<ModulePort *>::iterator it;
+ for( it = modulePorts.begin();
+ (it != modulePorts.end()) && number > 0; it++, number--)
+ ;
+ setSelectedPort( *it );
+ emit portSelected( *it );
+}
+
+void PropertyPanel::connectButtonClicked()
+{
+ if(!port) return; // sanity check
+
+ pvConnectionButton->setChecked( true );
+ emit startConnection( port );
+}
+
+// this is a slot connected to changed() of the editing stuff
+void PropertyPanel::writePortProperties()
+{
+ writePortProperties( true );
+}
+
+void PropertyPanel::writePortProperties( bool reread )
+{
+ //kdDebug() << QString("PropertyPanel::writePortProperties") << endl;
+ if(!port) return; // sanity check
+
+ bool dirty = false;
+
+ if(!pvConnectionButton->isChecked())
+ {
+ if(port->PortDesc.isConnected())
+ {
+ port->PortDesc.disconnectAll();
+ dirty = true;
+ }
+ }
+
+ if(pvNotSetButton->isChecked() &&
+ (port->PortDesc.isConnected() || port->PortDesc.hasValue()))
+ {
+ port->PortDesc.hasValue(false);
+ dirty = true;
+ }
+
+ if(pvConstantButton->isChecked())
+ {
+ std::string type = port->PortDesc.type().dataType;
+ QString newvalue = constantValueEdit->text();
+
+ Arts::Any a;
+ a.type = type;
+ Arts::Buffer b;
+ if(type == "float")
+ b.writeFloat(newvalue.toFloat());
+ else if(type == "long")
+ b.writeLong(newvalue.toLong());
+ else if(type == "string")
+ b.writeString(newvalue.local8Bit().data());
+ else if(type == "boolean")
+ {
+ b.writeBool(newvalue.upper() == "TRUE" || newvalue.upper() == "T"
+ || newvalue == "1");
+ }
+ else if(isEnum(type))
+ {
+ b.writeLong(selectedEnumValue(type));
+ }
+
+ if(b.size() > 0)
+ {
+ b.read(a.value, b.size());
+ port->PortDesc.value(a);
+ dirty = true;
+ }
+ }
+
+ if( dirty )
+ emit portPropertiesChanged( port );
+
+ if( reread )
+ rereadPortProperties();
+}
+
+void PropertyPanel::rereadPortProperties()
+{
+ //kdDebug() << QString("PropertyPanel::rereadPortProperties") << endl;
+ if(!port) return; // sanity check
+
+ std::string dataType = port->PortDesc.type().dataType;
+ if(isEnum(dataType))
+ {
+ constantValueEdit->hide();
+ constantValueComboBox->show();
+
+ fillEnumChoices(dataType);
+ }
+ else
+ {
+ constantValueEdit->show();
+ constantValueComboBox->hide();
+ }
+
+ if( port->PortDesc.hasValue() )
+ {
+ pvConstantButton->setChecked( true );
+
+ QString constValue;
+
+ Arts::Any value = port->PortDesc.value();
+ Arts::Buffer b;
+ b.write(value.value);
+
+ if(isEnum(value.type))
+ {
+ long v = b.readLong();
+ constantValueComboBox->setCurrentItem(findEnumIndex(value.type,v));
+ }
+ else
+ {
+ if(value.type == "float")
+ constValue.sprintf("%2.4f", b.readFloat());
+ else if(value.type == "long")
+ constValue.sprintf("%ld", b.readLong());
+ else if(value.type == "string")
+ {
+ std::string s;
+ b.readString(s);
+ constValue = s.c_str();
+ }
+ else if(value.type == "boolean")
+ {
+ if(b.readBool())
+ constValue = "true";
+ else
+ constValue = "false";
+ }
+ else constValue = ("*unknown type* " + value.type).c_str();
+
+ constantValueEdit->setText( constValue );
+ }
+ }
+ else if( port->PortDesc.isConnected() )
+ pvConnectionButton->setChecked( true );
+ else
+ {
+ pvNotSetButton->setChecked( true );
+ constantValueEdit->clear();
+ }
+
+ pvConnectionButton->setEnabled( port->PortDesc.isConnected() );
+}
+
+bool PropertyPanel::eventFilter( QObject *o, QEvent *e )
+{
+ if( port && !constantValueEdit->hasFocus() && (e->type() == QEvent::KeyPress) ) {
+// kdDebug() << QString(" ..is KeyPress") << endl;
+ QString entered = static_cast<QKeyEvent *>(e)->text();
+ bool goodString = entered.length() > 0;
+
+// kdDebug() << QString("pressed '%1'").arg(entered) << endl;
+
+ for( unsigned int i = 0; i < entered.length(); i++)
+ goodString = goodString && entered[i].isLetterOrNumber();
+
+ if( goodString )
+ {
+ pvConstantButton->setChecked( true );
+ constantValueEdit->setText( entered );
+ constantValueEdit->setFocus();
+// kdDebug() << "keyPress used in propPanel" << endl;
+ return TRUE; // eat event
+ }
+ }
+// else
+// kdDebug() << "event type = " << e->type() << " != " << QEvent::KeyPress << endl;
+ return FALSE; // PropertyPanelBase::eventFilter( o, e );
+}
+
+bool PropertyPanel::isEnum(const std::string& type)
+{
+ Arts::InterfaceRepoV2 interfaceRepo = Arts::DynamicCast(Arts::Dispatcher::the()->interfaceRepo());
+ return (interfaceRepo.identifyType(type) == Arts::tiEnum);
+}
+
+void PropertyPanel::fillEnumChoices(const std::string& type)
+{
+ Arts::EnumDef edef =
+ Arts::Dispatcher::the()->interfaceRepo().queryEnum(type);
+
+ constantValueComboBox->clear();
+
+ std::vector<Arts::EnumComponent>::const_iterator eci;
+ for(eci = edef.contents.begin(); eci != edef.contents.end(); ++eci)
+ constantValueComboBox->insertItem(QString::fromUtf8(eci->name.c_str()));
+}
+
+long PropertyPanel::selectedEnumValue(const std::string& type)
+{
+ unsigned int i = (unsigned int)constantValueComboBox->currentItem();
+ Arts::EnumDef edef =
+ Arts::Dispatcher::the()->interfaceRepo().queryEnum(type);
+
+ if(i >= edef.contents.size()) i = 0;
+ if(edef.contents.size() == 0) return 0;
+ return edef.contents[i].value;
+}
+
+int PropertyPanel::findEnumIndex(const std::string& type, long value)
+{
+ Arts::EnumDef edef =
+ Arts::Dispatcher::the()->interfaceRepo().queryEnum(type);
+
+ for(unsigned int i = 0; i < edef.contents.size(); i++)
+ if(edef.contents[i].value == value)
+ return i;
+ return 0;
+}