Method charFormatChanged

src/frontend/widgets/LabelWidget.cpp:665–702

! * \brief LabelWidget::charFormatChanged * \param format * Used to update the colors, font,... in the color font widgets to show the style of the selected text */

 * Used to update the colors, font,... in the color font widgets to show the style of the selected text
 */
void LabelWidget::charFormatChanged(const QTextCharFormat& format) {
	auto mode = static_cast<TextLabel::Mode>(ui.cbMode->currentIndex());
	if (mode != TextLabel::Mode::Text)
		return;

	CONDITIONAL_LOCK_RETURN;

	// update button state
	ui.tbFontBold->setChecked(ui.teLabel->fontWeight() == QFont::Bold);
	ui.tbFontItalic->setChecked(ui.teLabel->fontItalic());
	ui.tbFontUnderline->setChecked(ui.teLabel->fontUnderline());
	ui.tbFontStrikeOut->setChecked(format.fontStrikeOut());
	ui.tbFontSuperScript->setChecked(format.verticalAlignment() == QTextCharFormat::AlignSuperScript);
	ui.tbFontSubScript->setChecked(format.verticalAlignment() == QTextCharFormat::AlignSubScript);

	// font and colors
	QDEBUG(Q_FUNC_INFO << ", format color = " << format.foreground().color())
	QDEBUG(Q_FUNC_INFO << ", label color = " << m_label->fontColor())
	QDEBUG(Q_FUNC_INFO << ", text = " << ui.teLabel->toPlainText())
	QDEBUG(Q_FUNC_INFO << ", label text = " << m_label->text().text)

	// TEST
	if (ui.teLabel->toPlainText().isEmpty())
		return;

	// when text is empty the default color of format is black instead of the theme color!
	if (m_label->text().isHtml() && format.foreground().color().isValid() && !ui.teLabel->toPlainText().isEmpty())
		ui.kcbFontColor->setColor(format.foreground().color());
	else
		ui.kcbFontColor->setColor(m_label->fontColor());

	if (m_label->text().isHtml() && format.background().color().isValid() && !ui.teLabel->toPlainText().isEmpty())
		ui.kcbBackgroundColor->setColor(format.background().color());
	else
		ui.kcbBackgroundColor->setColor(m_label->backgroundColor());

	ui.kfontRequester->setFont(format.font());
}

// called when textlabel mode is changed
void LabelWidget::labelModeChanged(TextLabel::Mode mode) {