Continues migration with DDS, Common
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#include "lts_text_editor.h"
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#include "ui_lts_text_editor.h"
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#include <QColorDialog>
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#include <QTextCursor>
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#include <QApplication>
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#include <QClipboard>
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#include <QTextCharFormat>
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#include <QMimeData>
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#include <QTextList>
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#include <QLineEdit>
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#include <QDebug>
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namespace LtsWidgets
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{
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LtsTextEditor::LtsTextEditor(QWidget *parent)
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: QWidget(parent)
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, m_ui(new Ui::LtsTextEditor)
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{
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m_ui->setupUi(this);
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connect(m_ui->textEdit, &QTextEdit::currentCharFormatChanged,
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this, &LtsTextEditor::slotCurrentCharFormatChanged);
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connect(m_ui->textEdit, &QTextEdit::cursorPositionChanged,
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this, &LtsTextEditor::slotAlignmentChanged);
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connect(m_ui->textEdit->document(), &QTextDocument::undoAvailable,
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m_ui->pbUndo, &QToolButton::setEnabled);
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connect(m_ui->textEdit->document(), &QTextDocument::redoAvailable,
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m_ui->pbRedo, &QToolButton::setEnabled);
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m_ui->pbUndo->setEnabled(m_ui->textEdit->document()->isUndoAvailable());
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m_ui->pbRedo->setEnabled(m_ui->textEdit->document()->isRedoAvailable());
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connect(QApplication::clipboard(), &QClipboard::dataChanged,
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this, &LtsTextEditor::slotClipboardDataChanged);
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connect(m_ui->pbCut, &QToolButton::clicked,
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m_ui->textEdit, &QTextEdit::cut);
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connect(m_ui->pbCopy, &QToolButton::clicked,
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m_ui->textEdit, &QTextEdit::copy);
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connect(m_ui->pbPaste, &QToolButton::clicked,
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m_ui->textEdit, &QTextEdit::paste);
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connect(m_ui->pbUndo, &QToolButton::clicked,
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m_ui->textEdit, &QTextEdit::undo);
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connect(m_ui->pbRedo, &QToolButton::clicked,
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m_ui->textEdit, &QTextEdit::redo);
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connect(m_ui->pbBold, &QToolButton::clicked,
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this, &LtsTextEditor::slotTextBold);
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connect(m_ui->pbItalic, &QToolButton::clicked,
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this, &LtsTextEditor::slotTextItalic);
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connect(m_ui->pbUnderline, &QToolButton::clicked,
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this, &LtsTextEditor::slotTextUnderline);
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connect(m_ui->pbTextColor, &QToolButton::clicked,
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this, &LtsTextEditor::slotTextColor);
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connect(m_ui->pbBackgroundColor, &QToolButton::clicked,
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this, &LtsTextEditor::slotBackgroundColor);
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connect(m_ui->pbAlignLeft, &QToolButton::toggled,
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this, &LtsTextEditor::slotTextAlign);
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connect(m_ui->pbAlignCenter, &QToolButton::toggled,
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this, &LtsTextEditor::slotTextAlign);
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connect(m_ui->pbAlignRight, &QToolButton::toggled,
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this, &LtsTextEditor::slotTextAlign);
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connect(m_ui->pbAlignJustify, &QToolButton::toggled,
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this, &LtsTextEditor::slotTextAlign);
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QFont textFont(QStringLiteral("Sans Serif"));
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textFont.setStyleHint(QFont::SansSerif);
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m_ui->textEdit->setFont(textFont);
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slotFontChanged(m_ui->textEdit->font());
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slotTextColorChanged(m_ui->textEdit->textColor());
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slotAlignmentChanged();
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slotBackgroundColorChanged(m_backgroundColor);
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connect(m_ui->cbFonts, QOverload<const QString &>::of(&QComboBox::activated),
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this, &LtsTextEditor::slotTextFamily);
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const QList<int> standardSizes = QFontDatabase::standardSizes();
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for (int size : standardSizes)
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m_ui->cbFontSize->addItem(QString::number(size));
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m_ui->cbFontSize->setCurrentIndex(standardSizes.indexOf(QApplication::font().pointSize()));
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connect(m_ui->cbFontSize, QOverload<const QString &>::of(&QComboBox::activated),
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this, &LtsTextEditor::slotTextSize);
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connect(m_ui->cbFontSize->lineEdit(), &QLineEdit::editingFinished,
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this, &LtsTextEditor::slotTextSizeEditingFinished);
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m_ui->textEdit->setFocus();
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}
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LtsTextEditor::~LtsTextEditor()
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{
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delete m_ui;
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}
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QTextEdit *LtsTextEditor::textEdit()
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{
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return m_ui->textEdit;
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}
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QColor LtsTextEditor::backgroundColor() const
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{
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return m_backgroundColor;
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}
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void LtsTextEditor::enableBackgroundColor(bool onOff)
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{
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m_ui->pbBackgroundColor->setVisible(onOff);
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}
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void LtsTextEditor::setInitialBackgroundColor(const QColor &bgColor)
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{
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if (bgColor.isValid())
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m_backgroundColor = bgColor;
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slotBackgroundColorChanged(m_backgroundColor);
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}
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void LtsTextEditor::slotTextBold()
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{
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QTextCharFormat fmt;
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fmt.setFontItalic(m_ui->pbItalic->isChecked());
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fmt.setFontUnderline(m_ui->pbUnderline->isChecked());
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fmt.setFontWeight(m_ui->pbBold->isChecked() ? QFont::Bold : QFont::Normal);
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if (m_ui->textEdit->document()->isEmpty())
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{
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const QString &f = m_ui->cbFonts->currentText();
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fmt.setFontFamily(f);
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fmt.setFontFamilies({f});
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fmt.setForeground(m_foregroundColor);
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const qreal pointSize = (m_ui->cbFontSize->currentText().toFloat() > 0 ? m_ui->cbFontSize->currentText().toFloat() : 11);
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fmt.setFontPointSize(pointSize);
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}
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slotMergeFormatOnWordOrSelection(fmt);
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}
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void LtsTextEditor::slotTextUnderline()
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{
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QTextCharFormat fmt;
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fmt.setFontItalic(m_ui->pbItalic->isChecked());
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fmt.setFontUnderline(m_ui->pbUnderline->isChecked());
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fmt.setFontWeight(m_ui->pbBold->isChecked() ? QFont::Bold : QFont::Normal);
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if (m_ui->textEdit->document()->isEmpty())
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{
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const QString &f = m_ui->cbFonts->currentText();
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fmt.setFontFamily(f);
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fmt.setFontFamilies({f});
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fmt.setForeground(m_foregroundColor);
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const qreal pointSize = (m_ui->cbFontSize->currentText().toFloat() > 0 ? m_ui->cbFontSize->currentText().toFloat() : 11);
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fmt.setFontPointSize(pointSize);
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}
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slotMergeFormatOnWordOrSelection(fmt);
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}
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void LtsTextEditor::slotTextItalic()
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{
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QTextCharFormat fmt;
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fmt.setFontItalic(m_ui->pbItalic->isChecked());
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fmt.setFontUnderline(m_ui->pbUnderline->isChecked());
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fmt.setFontWeight(m_ui->pbBold->isChecked() ? QFont::Bold : QFont::Normal);
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if (m_ui->textEdit->document()->isEmpty())
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{
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const QString &f = m_ui->cbFonts->currentText();
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fmt.setFontFamily(f);
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fmt.setFontFamilies({f});
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fmt.setForeground(m_foregroundColor);
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const qreal pointSize = (m_ui->cbFontSize->currentText().toFloat() > 0 ? m_ui->cbFontSize->currentText().toFloat() : 11);
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fmt.setFontPointSize(pointSize);
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}
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slotMergeFormatOnWordOrSelection(fmt);
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}
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void LtsTextEditor::slotTextFamily(const QString &f)
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{
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QTextCharFormat fmt;
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if (m_ui->textEdit->document()->isEmpty())
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{
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fmt.setFontItalic(m_ui->pbItalic->isChecked());
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fmt.setFontUnderline(m_ui->pbUnderline->isChecked());
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fmt.setFontWeight(m_ui->pbBold->isChecked() ? QFont::Bold : QFont::Normal);
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const qreal pointSize = (m_ui->cbFontSize->currentText().toFloat() > 0 ? m_ui->cbFontSize->currentText().toFloat() : 11);
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fmt.setFontPointSize(pointSize);
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fmt.setForeground(m_foregroundColor);
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}
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fmt.setFontFamily(f);
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fmt.setFontFamilies({f});
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slotMergeFormatOnWordOrSelection(fmt);
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}
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void LtsTextEditor::slotTextSize(const QString &p)
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{
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qreal pointSize = p.toFloat();
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if (p.toFloat() > 0)
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{
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QSignalBlocker signalBlocker(m_ui->cbFontSize->lineEdit());
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m_ui->cbFontSize->clearFocus();
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QTextCharFormat fmt;
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if (m_ui->textEdit->document()->isEmpty())
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{
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const QString &f = m_ui->cbFonts->currentText();
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fmt.setFontFamily(f);
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fmt.setFontFamilies({f});
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fmt.setForeground(m_foregroundColor);
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fmt.setFontItalic(m_ui->pbItalic->isChecked());
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fmt.setFontUnderline(m_ui->pbUnderline->isChecked());
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fmt.setFontWeight(m_ui->pbBold->isChecked() ? QFont::Bold : QFont::Normal);
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}
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fmt.setFontPointSize(pointSize);
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slotMergeFormatOnWordOrSelection(fmt);
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}
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}
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void LtsTextEditor::slotTextSizeEditingFinished()
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{
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qreal pointSize = m_ui->cbFontSize->currentText().toFloat();
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if (pointSize > 0)
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{
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QTextCharFormat textCharFormat;
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textCharFormat.setFontPointSize(pointSize);
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QTextCursor cursor = m_ui->textEdit->textCursor();
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if (cursor.charFormat().font().pointSizeF() == pointSize)
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return;
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if (!cursor.hasSelection())
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cursor.select(QTextCursor::WordUnderCursor);
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cursor.mergeCharFormat(textCharFormat);
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}
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}
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void LtsTextEditor::slotTextColor()
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{
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QColor col = QColorDialog::getColor(m_ui->textEdit->textColor(), this);
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if (!col.isValid())
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return;
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QTextCharFormat fmt;
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if (m_ui->textEdit->document()->isEmpty())
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{
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fmt.setFontItalic(m_ui->pbItalic->isChecked());
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fmt.setFontUnderline(m_ui->pbUnderline->isChecked());
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fmt.setFontWeight(m_ui->pbBold->isChecked() ? QFont::Bold : QFont::Normal);
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const QString &f = m_ui->cbFonts->currentText();
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fmt.setFontFamily(f);
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fmt.setFontFamilies({f});
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const qreal pointSize = (m_ui->cbFontSize->currentText().toFloat() > 0 ? m_ui->cbFontSize->currentText().toFloat() : 11);
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fmt.setFontPointSize(pointSize);
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}
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fmt.setForeground(col);
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slotMergeFormatOnWordOrSelection(fmt);
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slotTextColorChanged(col);
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}
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void LtsTextEditor::slotBackgroundColor()
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{
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QColor col = QColorDialog::getColor(m_backgroundColor.isValid() ? m_backgroundColor : Qt::white, this);
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if (!col.isValid())
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return;
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m_backgroundColor = col;
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slotBackgroundColorChanged(m_backgroundColor);
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emit backgroundColorChanged(m_backgroundColor);
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}
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void LtsTextEditor::slotCurrentCharFormatChanged(const QTextCharFormat &format)
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{
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slotFontChanged(format.font());
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slotTextColorChanged(format.foreground().color());
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}
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void LtsTextEditor::slotFontChanged(const QFont &f)
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{
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m_ui->cbFonts->setCurrentIndex(m_ui->cbFonts->findText(f.family()));
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QSignalBlocker comboBoxsignalBlocker(m_ui->cbFontSize);
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QSignalBlocker lineEditSignalBlocker(m_ui->cbFontSize->lineEdit());
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QString fontSizeString = QString::number(f.pointSize());
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int32_t fontSizeIndex = m_ui->cbFontSize->findText(fontSizeString);
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if (fontSizeIndex >= 0)
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m_ui->cbFontSize->setCurrentIndex(fontSizeIndex);
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else if (m_ui->cbFontSize->currentText() != fontSizeString)
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m_ui->cbFontSize->setCurrentText(fontSizeString);
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m_ui->pbBold->setChecked(f.bold());
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m_ui->pbItalic->setChecked(f.italic());
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m_ui->pbUnderline->setChecked(f.underline());
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}
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void LtsTextEditor::slotMergeFormatOnWordOrSelection(const QTextCharFormat &format)
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{
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QTextCursor cursor = m_ui->textEdit->textCursor();
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if (!cursor.hasSelection())
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cursor.select(QTextCursor::WordUnderCursor);
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cursor.mergeCharFormat(format);
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if (m_ui->textEdit->document()->isEmpty())
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m_ui->textEdit->setTextCursor(cursor);
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}
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void LtsTextEditor::slotTextColorChanged(const QColor &c)
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{
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QPixmap pix(32, 32);
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pix.fill(c);
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m_ui->pbTextColor->setIcon(pix);
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m_foregroundColor = c;
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}
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void LtsTextEditor::slotBackgroundColorChanged(const QColor &bgColor)
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{
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QPixmap pix(32, 32);
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pix.fill(bgColor);
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m_ui->pbBackgroundColor->setIcon(pix);
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}
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void LtsTextEditor::slotTextAlign()
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{
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QToolButton *b = qobject_cast<QToolButton *>(sender());
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if (b == nullptr)
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return;
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if (b == m_ui->pbAlignLeft)
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m_ui->textEdit->setAlignment(Qt::AlignLeft | Qt::AlignAbsolute);
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else if (b == m_ui->pbAlignCenter)
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m_ui->textEdit->setAlignment(Qt::AlignHCenter);
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else if (b == m_ui->pbAlignRight)
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m_ui->textEdit->setAlignment(Qt::AlignRight | Qt::AlignAbsolute);
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else if (b == m_ui->pbAlignJustify)
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m_ui->textEdit->setAlignment(Qt::AlignJustify);
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}
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void LtsTextEditor::slotAlignmentChanged()
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{
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auto a = m_ui->textEdit->alignment();
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if (a & Qt::AlignLeft)
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m_ui->pbAlignLeft->setChecked(true);
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if (a & Qt::AlignHCenter)
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m_ui->pbAlignCenter->setChecked(true);
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if (a & Qt::AlignRight)
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m_ui->pbAlignRight->setChecked(true);
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if (a & Qt::AlignJustify)
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m_ui->pbAlignJustify->setChecked(true);
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}
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void LtsTextEditor::slotClipboardDataChanged()
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{
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if (const QMimeData *md = QApplication::clipboard()->mimeData())
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m_ui->pbPaste->setEnabled(md->hasText());
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}
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}
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Reference in new issue
Block a user