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/* interface_toolbar_lineedit.cpp
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "config.h"
#include <ui/qt/widgets/interface_toolbar_lineedit.h>
#include <ui/qt/widgets/stock_icon_tool_button.h>
#include "epan/prefs.h"
#include <ui/qt/utils/color_utils.h>
#include <QStyle>
// To do:
// - Make a narrower apply button
InterfaceToolbarLineEdit::InterfaceToolbarLineEdit(QWidget *parent, QString validation_regex, bool is_required) :
QLineEdit(parent),
regex_expr_(validation_regex, QRegularExpression::UseUnicodePropertiesOption),
is_required_(is_required),
text_edited_(false)
{
apply_button_ = new StockIconToolButton(this, "x-filter-apply");
apply_button_->setCursor(Qt::ArrowCursor);
apply_button_->setEnabled(false);
apply_button_->setToolTip(tr("Apply changes"));
apply_button_->setIconSize(QSize(24, 14));
apply_button_->setStyleSheet(
"QToolButton {"
" border: none;"
" background: transparent;" // Disables platform style on Windows.
" padding: 0 0 0 0;"
"}"
);
updateStyleSheet(isValid());
connect(this, &InterfaceToolbarLineEdit::textChanged, this, &InterfaceToolbarLineEdit::validateText);
connect(this, &InterfaceToolbarLineEdit::textEdited, this, &InterfaceToolbarLineEdit::validateEditedText);
connect(this, &InterfaceToolbarLineEdit::returnPressed, this, &InterfaceToolbarLineEdit::applyEditedText);
connect(apply_button_, &StockIconToolButton::clicked, this, &InterfaceToolbarLineEdit::applyEditedText);
}
void InterfaceToolbarLineEdit::validateText()
{
bool valid = isValid();
apply_button_->setEnabled(valid);
updateStyleSheet(valid);
}
void InterfaceToolbarLineEdit::validateEditedText()
{
text_edited_ = true;
}
void InterfaceToolbarLineEdit::applyEditedText()
{
if (text_edited_ && isValid())
{
emit editedTextApplied();
disableApplyButton();
}
}
void InterfaceToolbarLineEdit::disableApplyButton()
{
apply_button_->setEnabled(false);
text_edited_ = false;
}
bool InterfaceToolbarLineEdit::isValid()
{
bool valid = true;
if (is_required_ && text().length() == 0)
{
valid = false;
}
if (!regex_expr_.pattern().isEmpty() && text().length() > 0)
{
if (!regex_expr_.isValid() || !regex_expr_.match(text()).hasMatch())
{
valid = false;
}
}
return valid;
}
void InterfaceToolbarLineEdit::updateStyleSheet(bool is_valid)
{
int frameWidth = style()->pixelMetric(QStyle::PM_DefaultFrameWidth);
QSize apsz = apply_button_->sizeHint();
QString style_sheet = QString(
"InterfaceToolbarLineEdit {"
" padding-right: %1px;"
" background-color: %2;"
"}"
)
.arg(apsz.width() + frameWidth)
.arg(is_valid || !isEnabled() ? QString("") : ColorUtils::fromColorT(prefs.gui_text_invalid).name());
#ifdef Q_OS_MAC
style_sheet += QString(
"InterfaceToolbarLineEdit {"
" border: 1px solid palette(%1);"
" border-radius: 3px;"
"}"
).arg(ColorUtils::themeIsDark() ? QString("light") : QString("dark"));
#endif
setStyleSheet(style_sheet);
}
void InterfaceToolbarLineEdit::resizeEvent(QResizeEvent *)
{
int frameWidth = style()->pixelMetric(QStyle::PM_DefaultFrameWidth);
QSize apsz = apply_button_->sizeHint();
apply_button_->move(contentsRect().right() - frameWidth - apsz.width() + 2,
contentsRect().top());
apply_button_->setMinimumHeight(contentsRect().height());
apply_button_->setMaximumHeight(contentsRect().height());
}
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