Warning, file /education/kturtle/src/console.cpp was not indexed or was modified since last indexation (in which case cross-reference links may be missing, inaccurate or erroneous).

0001 /*
0002     SPDX-FileCopyrightText: 2003-2009 Cies Breijs <cies AT kde DOT nl>
0003 
0004     SPDX-License-Identifier: GPL-2.0-or-later
0005 */
0006 
0007 #include "console.h"
0008 #include "editor.h"  // only for the error highlight color value
0009 
0010 #include <QApplication>
0011 #include <QComboBox>
0012 #include <QFontDatabase>
0013 #include <QLabel>
0014 #include <QLineEdit>
0015 #include <QHBoxLayout>
0016 
0017 #include <KLocalizedString>
0018 
0019 
0020 Console::Console(QWidget* parent)
0021     : QWidgetAction(parent)
0022 {
0023     baseWidget = new QWidget(parent);
0024     QHBoxLayout* baseLayout = new QHBoxLayout();
0025         baseLayout->setContentsMargins(0, 0, 0, 0);
0026     baseWidget->setLayout(baseLayout);
0027 
0028     comboBox = new QComboBox(baseWidget);
0029     comboBox->setEditable(true);
0030     comboBox->setMinimumWidth(200);
0031     comboBox->setDuplicatesEnabled(true);
0032     comboBox->setFont(QFontDatabase::systemFont(QFontDatabase::FixedFont));
0033     comboBox->setToolTip(i18n("Write a command here and press enter..."));
0034     comboBox->setWhatsThis(i18n("Console: quickly run single commands -- write a command here and press enter."));
0035 
0036     QLabel* consoleLabel = new QLabel(i18n("Console:"), baseWidget);
0037     consoleLabel->setBuddy(comboBox);
0038     consoleLabel->setWhatsThis(comboBox->whatsThis());
0039 
0040     baseLayout->addWidget(consoleLabel);
0041     baseLayout->addWidget(comboBox);
0042     setDefaultWidget(baseWidget);
0043 
0044     connect(comboBox->lineEdit(), &QLineEdit::returnPressed, this, &Console::run);
0045     connect(comboBox, &QComboBox::editTextChanged, this, &Console::clearMarkings);
0046 }
0047 
0048 void Console::disable()
0049 {
0050     comboBox->setEnabled(false);
0051 }
0052 
0053 void Console::enable()
0054 {
0055     comboBox->setEnabled(true);
0056 }
0057 
0058 void Console::clearMarkings()
0059 {
0060     comboBox->setToolTip(i18n("Write a command here and press enter..."));
0061     comboBox->setStyleSheet(QLatin1String(""));
0062     comboBox->setFont(QFontDatabase::systemFont(QFontDatabase::FixedFont));
0063 }
0064 
0065 void Console::run()
0066 {
0067     QString errorMessage = Q_EMIT execute(comboBox->currentText());
0068     if (errorMessage.isNull()) {
0069         comboBox->clearEditText();
0070         return;
0071     }
0072     showError(errorMessage);
0073 }
0074 
0075 void Console::showError(const QString& msg)
0076 {
0077     comboBox->setStyleSheet(QStringLiteral("QComboBox:editable{background:") + ERROR_HIGHLIGHT_COLOR.name() + QStringLiteral(";}"));
0078     comboBox->setFont(QFontDatabase::systemFont(QFontDatabase::FixedFont));
0079     QString toolTipText(i18n("<p style='white-space:pre'><b>ERROR:</b> %1</p>", msg));
0080     comboBox->setToolTip(toolTipText);
0081 }
0082 
0083 void Console::executeActionTriggered()
0084 {
0085     QLineEdit* lineEdit = comboBox->lineEdit();
0086     if (!lineEdit)
0087         return;
0088     QKeyEvent event(QEvent::KeyPress, Qt::Key_Return, Qt::NoModifier, QStringLiteral("\n"));
0089     QApplication::sendEvent(lineEdit, &event);
0090 }