X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FModuleBase%2FModuleBase_WidgetLineEdit.cpp;h=e915477ed7948f52023ec495ecf4cefc000e2f11;hb=7f66fa05e1d12f157483b7d848fe322b52199e54;hp=91af0aa943e439ddcaa37006ed11809bfbf31ec1;hpb=38afbd899a8645c83e17f2c24a17a2b7414911b4;p=modules%2Fshaper.git diff --git a/src/ModuleBase/ModuleBase_WidgetLineEdit.cpp b/src/ModuleBase/ModuleBase_WidgetLineEdit.cpp index 91af0aa94..e915477ed 100644 --- a/src/ModuleBase/ModuleBase_WidgetLineEdit.cpp +++ b/src/ModuleBase/ModuleBase_WidgetLineEdit.cpp @@ -1,14 +1,25 @@ -// Copyright (C) 2014-20xx CEA/DEN, EDF R&D - -/* - * ModuleBase_WidgetLineEdit.cpp - * - * Created on: Aug 28, 2014 - * Author: sbh - */ +// Copyright (C) 2014-2019 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 #include +#include #include #include @@ -17,41 +28,97 @@ #include -#include +#include #include #include #include #include +#include +#include #include #include +/** +* 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(); @@ -62,9 +129,9 @@ bool ModuleBase_WidgetLineEdit::storeValue() const 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(); @@ -77,11 +144,6 @@ bool ModuleBase_WidgetLineEdit::restoreValue() return true; } -QWidget* ModuleBase_WidgetLineEdit::getControl() const -{ - return myMainWidget; -} - QList ModuleBase_WidgetLineEdit::getControls() const { QList result; @@ -89,7 +151,12 @@ QList ModuleBase_WidgetLineEdit::getControls() const return result; } -void ModuleBase_WidgetLineEdit::onTextChanged() +bool ModuleBase_WidgetLineEdit::processEnter() { - storeValue(); + bool isModified = getValueState() == ModifiedInPP; + if (isModified) { + emit valuesChanged(); + myLineEdit->selectAll(); + } + return isModified; }