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/* preference_editor_frame.h
*
* 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 <glib.h>
#include <epan/prefs.h>
#include <epan/prefs-int.h>
#include <epan/decode_as.h>
#include <ui/preference_utils.h>
#include <ui/simple_dialog.h>
#include "preference_editor_frame.h"
#include <ui_preference_editor_frame.h>
#include <ui/qt/utils/qt_ui_utils.h>
#include <wsutil/utf8_entities.h>
#include "wireshark_application.h"
#include <QPushButton>
#include <QKeyEvent>
// To do:
// - Handle PREF_SAVE_FILENAME, PREF_OPEN_FILENAME and PREF_DIRNAME.
PreferenceEditorFrame::PreferenceEditorFrame(QWidget *parent) :
AccordionFrame(parent),
ui(new Ui::PreferenceEditorFrame),
module_(NULL),
pref_(NULL),
new_uint_(0),
new_str_(""),
new_range_(NULL)
{
ui->setupUi(this);
#ifdef Q_OS_MAC
foreach (QWidget *w, findChildren<QWidget *>()) {
w->setAttribute(Qt::WA_MacSmallSize, true);
}
#endif
}
PreferenceEditorFrame::~PreferenceEditorFrame()
{
delete ui;
}
void PreferenceEditorFrame::editPreference(preference *pref, pref_module *module)
{
pref_ = pref;
module_ = module;
if (!pref || !module) {
hide();
return;
}
ui->modulePreferencesToolButton->setText(tr("Open %1 preferences" UTF8_HORIZONTAL_ELLIPSIS).arg(module_->title));
pref_stash(pref_, NULL);
ui->preferenceTitleLabel->setText(QString("%1:").arg(prefs_get_title(pref)));
// Convert the pref description from plain text to rich text.
QString description = html_escape(prefs_get_description(pref));
description.replace('\n', "<br>");
QString tooltip = QString("<span>%1</span>").arg(description);
ui->preferenceTitleLabel->setToolTip(tooltip);
ui->preferenceLineEdit->setToolTip(tooltip);
ui->preferenceLineEdit->clear();
ui->preferenceLineEdit->setSyntaxState(SyntaxLineEdit::Empty);
disconnect(ui->preferenceLineEdit, 0, 0, 0);
bool show = false;
switch (prefs_get_type(pref_)) {
case PREF_UINT:
case PREF_DECODE_AS_UINT:
connect(ui->preferenceLineEdit, SIGNAL(textChanged(QString)),
this, SLOT(uintLineEditTextEdited(QString)));
show = true;
break;
case PREF_STRING:
connect(ui->preferenceLineEdit, SIGNAL(textChanged(QString)),
this, SLOT(stringLineEditTextEdited(QString)));
show = true;
break;
case PREF_RANGE:
case PREF_DECODE_AS_RANGE:
connect(ui->preferenceLineEdit, SIGNAL(textChanged(QString)),
this, SLOT(rangeLineEditTextEdited(QString)));
show = true;
break;
default:
break;
}
if (show) {
ui->preferenceLineEdit->setText(gchar_free_to_qstring(prefs_pref_to_str(pref_, pref_stashed)).remove(QRegExp("\n\t")));
animatedShow();
}
}
void PreferenceEditorFrame::uintLineEditTextEdited(const QString &new_str)
{
if (new_str.isEmpty()) {
new_uint_ = prefs_get_uint_value_real(pref_, pref_stashed);
ui->preferenceLineEdit->setSyntaxState(SyntaxLineEdit::Empty);
ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(true);
return;
}
bool ok;
uint new_uint = new_str.toUInt(&ok, 0);
if (ok) {
new_uint_ = new_uint;
ui->preferenceLineEdit->setSyntaxState(SyntaxLineEdit::Valid);
} else {
new_uint_ = prefs_get_uint_value_real(pref_, pref_stashed);
ui->preferenceLineEdit->setSyntaxState(SyntaxLineEdit::Invalid);
}
ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(ok);
}
void PreferenceEditorFrame::stringLineEditTextEdited(const QString &new_str)
{
new_str_ = new_str;
}
void PreferenceEditorFrame::rangeLineEditTextEdited(const QString &new_str)
{
range_t *new_range = NULL;
convert_ret_t ret = range_convert_str(NULL, &new_range, new_str.toUtf8().constData(), prefs_get_max_value(pref_));
wmem_free(NULL, new_range_);
new_range_ = new_range;
if (ret == CVT_NO_ERROR) {
if (new_str.isEmpty()) {
ui->preferenceLineEdit->setSyntaxState(SyntaxLineEdit::Empty);
} else {
ui->preferenceLineEdit->setSyntaxState(SyntaxLineEdit::Valid);
}
} else {
ui->preferenceLineEdit->setSyntaxState(SyntaxLineEdit::Invalid);
}
}
void PreferenceEditorFrame::showEvent(QShowEvent *event)
{
ui->preferenceLineEdit->setFocus();
ui->preferenceLineEdit->selectAll();
AccordionFrame::showEvent(event);
}
void PreferenceEditorFrame::on_modulePreferencesToolButton_clicked()
{
if (module_) {
QString module_name = module_->name;
emit showProtocolPreferences(module_name);
}
on_buttonBox_rejected();
}
void PreferenceEditorFrame::on_preferenceLineEdit_returnPressed()
{
if (ui->buttonBox->button(QDialogButtonBox::Ok)->isEnabled()) {
on_buttonBox_accepted();
}
}
void PreferenceEditorFrame::on_buttonBox_accepted()
{
unsigned int apply = 0;
switch(prefs_get_type(pref_)) {
case PREF_UINT:
case PREF_DECODE_AS_UINT:
apply = prefs_set_uint_value(pref_, new_uint_, pref_stashed);
break;
case PREF_STRING:
apply = prefs_set_string_value(pref_, new_str_.toStdString().c_str(), pref_stashed);
break;
case PREF_RANGE:
case PREF_DECODE_AS_RANGE:
apply = prefs_set_range_value(pref_, new_range_, pref_stashed);
break;
default:
break;
}
if (apply && module_) {
pref_unstash_data_t unstashed_data;
unstashed_data.module = module_;
unstashed_data.handle_decode_as = TRUE;
pref_unstash(pref_, &unstashed_data);
prefs_apply(module_);
prefs_main_write();
gchar* err = NULL;
if (save_decode_as_entries(&err) < 0)
{
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "%s", err);
g_free(err);
}
}
on_buttonBox_rejected();
// Emit signals once UI is hidden
if (apply) {
wsApp->emitAppSignal(WiresharkApplication::PacketDissectionChanged);
wsApp->emitAppSignal(WiresharkApplication::PreferencesChanged);
}
}
void PreferenceEditorFrame::on_buttonBox_rejected()
{
pref_ = NULL;
module_ = NULL;
wmem_free(NULL, new_range_);
new_range_ = NULL;
animatedHide();
}
void PreferenceEditorFrame::keyPressEvent(QKeyEvent *event)
{
if (event->modifiers() == Qt::NoModifier) {
if (event->key() == Qt::Key_Escape) {
on_buttonBox_rejected();
} else if (event->key() == Qt::Key_Enter || event->key() == Qt::Key_Return) {
if (ui->buttonBox->button(QDialogButtonBox::Ok)->isEnabled()) {
on_buttonBox_accepted();
} else if (ui->preferenceLineEdit->syntaxState() == SyntaxLineEdit::Invalid) {
emit pushFilterSyntaxStatus(tr("Invalid value."));
}
}
}
AccordionFrame::keyPressEvent(event);
}
/*
* Editor modelines
*
* Local Variables:
* c-basic-offset: 4
* tab-width: 8
* indent-tabs-mode: nil
* End:
*
* ex: set shiftwidth=4 tabstop=8 expandtab:
* :indentSize=4:tabSize=8:noTabs=true:
*/
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