-// Copyright (C) 2014-20xx CEA/DEN, EDF R&D
-
-/*
- * ModuleBase_WidgetLineEdit.cpp
- *
- * Created on: Aug 28, 2014
- * Author: sbh
- */
+// Copyright (C) 2014-2021 CEA/DEN, EDF R&D
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 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
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
#include <ModuleBase_WidgetLineEdit.h>
#include <ModuleBase_Tools.h>
+#include <ModuleBase_IconFactory.h>
+
+#include <Locale_Convert.h>
#include <ModelAPI_AttributeString.h>
#include <ModelAPI_Data.h>
#include <Config_WidgetAPI.h>
-#include <QHBoxLayout>
+#include <QFormLayout>
#include <QLabel>
#include <QLineEdit>
#include <QObject>
#include <QString>
+#include <QPainter>
+#include <QResizeEvent>
#include <memory>
#include <string>
+/**
+* Customization of Line edit control
+*/
+class CustomLineEdit : public QLineEdit
+{
+public:
+ /// Constructor
+ /// \param theParent a parent widget
+ /// \param thePlaceHolder a string which is shown when text is empty
+ CustomLineEdit( QWidget* theParent, const QString& thePlaceHolder )
+ : QLineEdit( theParent ), myPlaceHolder( thePlaceHolder )
+ {
+ }
+
+ virtual ~CustomLineEdit()
+ {
+ }
+
+ /// Redefiniotion of virtual method
+ /// \param theEvent a paint event
+ virtual void paintEvent( QPaintEvent* theEvent )
+ {
+ QLineEdit::paintEvent( theEvent );
+ if( text().isEmpty() && !myPlaceHolder.isEmpty() )
+ {
+ QPainter aPainter( this );
+ QRect aRect = rect();
+ int aHorMargin = 5;
+ aRect.adjust( aHorMargin, 0, 0, 0 );
+
+ QColor aColor = palette().text().color();
+ aColor.setAlpha( 128 );
+ QPen anOldpen = aPainter.pen();
+ aPainter.setPen( aColor );
+ QFontMetrics aFontMetrics = fontMetrics();
+ QString elidedText = aFontMetrics.elidedText( myPlaceHolder, Qt::ElideRight, aRect.width() );
+ aPainter.drawText( aRect, Qt::AlignLeft | Qt::AlignVCenter, elidedText );
+ aPainter.setPen( anOldpen );
+ }
+ }
+
+private:
+ QString myPlaceHolder;
+};
+
ModuleBase_WidgetLineEdit::ModuleBase_WidgetLineEdit(QWidget* theParent,
const Config_WidgetAPI* theData,
- const std::string& theParentId)
- : ModuleBase_ModelWidget(theParent, theData, theParentId)
+ const std::string& thePlaceHolder )
+: ModuleBase_ModelWidget(theParent, theData)
{
- myMainWidget = new QWidget(theParent);
- QHBoxLayout* aMainLay = new QHBoxLayout(myMainWidget);
+ QFormLayout* aMainLay = new QFormLayout(this);
ModuleBase_Tools::adjustMargins(aMainLay);
- QString aTitle = QString::fromStdString(theData->widgetLabel());
- QLabel* aTitleLabel = new QLabel(aTitle, myMainWidget);
- aMainLay->addWidget(aTitleLabel);
- myLineEdit = new QLineEdit(myMainWidget);
- aMainLay->addWidget(myLineEdit);
+ QString aLabelText = translate(theData->widgetLabel());
+ QString aLabelIcon = QString::fromStdString(theData->widgetIcon());
+ QLabel* aLabel = new QLabel(aLabelText, this);
+ if (!aLabelIcon.isEmpty())
+ aLabel->setPixmap(ModuleBase_IconFactory::loadPixmap(aLabelIcon));
+
+ myLineEdit = new CustomLineEdit( this, translate( thePlaceHolder ) );
+ // Here we do not use the Qt's standard method setPlaceHolderText() since it
+ // draws the place holder only if there is no focus on widget;
+ // we would like to see the place holder in the case of empty text
+ // even if the widget is focused.
+ // The corresponding patch appears in Qt only since version 5.x
+
myLineEdit->setMinimumHeight(20);
- myMainWidget->setLayout(aMainLay);
- connect(myLineEdit, SIGNAL(textChanged(const QString&)), this, SLOT(onTextChanged()));
+ aMainLay->addRow(aLabel, myLineEdit);
+ this->setLayout(aMainLay);
+
+ connect(myLineEdit, SIGNAL(textChanged(const QString&)), this, SIGNAL(valuesModified()));
}
ModuleBase_WidgetLineEdit::~ModuleBase_WidgetLineEdit()
{
}
-bool ModuleBase_WidgetLineEdit::storeValue() const
+bool ModuleBase_WidgetLineEdit::storeValueCustom()
{
- // A rare case when plugin was not loaded.
+ // A rare case when plugin was not loaded.
if(!myFeature)
return false;
DataPtr aData = myFeature->data();
AttributeStringPtr aStringAttr = aData->string(attributeID());
QString aWidgetValue = myLineEdit->text();
- aStringAttr->setValue(aWidgetValue.toStdString());
+ aStringAttr->setValue(aWidgetValue.toStdWString());
updateObject(myFeature);
return true;
}
-bool ModuleBase_WidgetLineEdit::restoreValue()
+bool ModuleBase_WidgetLineEdit::restoreValueCustom()
{
- // A rare case when plugin was not loaded.
+ // A rare case when plugin was not loaded.
if(!myFeature)
return false;
DataPtr aData = myFeature->data();
AttributeStringPtr aStringAttr = aData->string(attributeID());
bool isBlocked = myLineEdit->blockSignals(true);
- myLineEdit->setText(QString::fromStdString(aStringAttr->value()));
+ QString aText;
+ if (aStringAttr->isUValue())
+ aText = QString::fromStdWString(Locale::Convert::toWString(aStringAttr->valueU()));
+ else
+ aText = QString::fromStdString(aStringAttr->value());
+ myLineEdit->setText(aText);
myLineEdit->blockSignals(isBlocked);
return true;
}
-QWidget* ModuleBase_WidgetLineEdit::getControl() const
-{
- return myMainWidget;
-}
-
QList<QWidget*> ModuleBase_WidgetLineEdit::getControls() const
{
QList<QWidget*> result;
return result;
}
-void ModuleBase_WidgetLineEdit::onTextChanged()
+bool ModuleBase_WidgetLineEdit::processEnter()
{
- storeValue();
+ bool isModified = getValueState() == ModifiedInPP;
+ if (isModified) {
+ emit valuesChanged();
+ myLineEdit->selectAll();
+ }
+ return isModified;
}
+
+bool ModuleBase_WidgetLineEdit::isModified() const
+{
+ return !myLineEdit->text().isEmpty();
+}
\ No newline at end of file