forked from osmocom/wireshark
294 lines
8.4 KiB
C++
294 lines
8.4 KiB
C++
/* preference_editor_frame.h
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "config.h"
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#include <glib.h>
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#include <epan/prefs.h>
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#include <epan/prefs-int.h>
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#include <epan/decode_as.h>
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#include <ui/preference_utils.h>
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#include <ui/simple_dialog.h>
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#include "preference_editor_frame.h"
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#include <ui_preference_editor_frame.h>
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#include <ui/qt/utils/qt_ui_utils.h>
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#include <ui/qt/widgets/wireshark_file_dialog.h>
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#include <wsutil/utf8_entities.h>
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#include "main_application.h"
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#include <QPushButton>
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#include <QKeyEvent>
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#include <QRegularExpression>
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PreferenceEditorFrame::PreferenceEditorFrame(QWidget *parent) :
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AccordionFrame(parent),
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ui(new Ui::PreferenceEditorFrame),
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module_(NULL),
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pref_(NULL),
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new_uint_(0),
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new_str_(""),
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new_range_(NULL)
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{
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ui->setupUi(this);
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#ifdef Q_OS_MAC
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foreach (QWidget *w, findChildren<QWidget *>()) {
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w->setAttribute(Qt::WA_MacSmallSize, true);
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}
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#endif
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connect(ui->preferenceBrowseButton, &QPushButton::clicked, this, &PreferenceEditorFrame::browsePushButtonClicked);
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}
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PreferenceEditorFrame::~PreferenceEditorFrame()
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{
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delete ui;
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}
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void PreferenceEditorFrame::editPreference(preference *pref, pref_module *module)
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{
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pref_ = pref;
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module_ = module;
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if (!pref || !module) {
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hide();
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return;
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}
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ui->modulePreferencesToolButton->setText(tr("Open %1 preferences…").arg(module_->title));
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pref_stash(pref_, NULL);
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ui->preferenceTitleLabel->setText(QString("%1:").arg(prefs_get_title(pref)));
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// Convert the pref description from plain text to rich text.
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QString description = html_escape(prefs_get_description(pref));
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description.replace('\n', "<br>");
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QString tooltip = QString("<span>%1</span>").arg(description);
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ui->preferenceTitleLabel->setToolTip(tooltip);
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ui->preferenceLineEdit->setToolTip(tooltip);
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ui->preferenceLineEdit->clear();
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ui->preferenceLineEdit->setSyntaxState(SyntaxLineEdit::Empty);
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disconnect(ui->preferenceLineEdit, 0, 0, 0);
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bool show = false;
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bool browse_button = false;
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switch (prefs_get_type(pref_)) {
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case PREF_UINT:
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case PREF_DECODE_AS_UINT:
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connect(ui->preferenceLineEdit, &SyntaxLineEdit::textChanged,
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this, &PreferenceEditorFrame::uintLineEditTextEdited);
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show = true;
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break;
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case PREF_SAVE_FILENAME:
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case PREF_OPEN_FILENAME:
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case PREF_DIRNAME:
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browse_button = true;
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// Fallthrough
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case PREF_STRING:
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case PREF_PASSWORD:
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connect(ui->preferenceLineEdit, &SyntaxLineEdit::textChanged,
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this, &PreferenceEditorFrame::stringLineEditTextEdited);
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show = true;
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break;
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case PREF_RANGE:
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case PREF_DECODE_AS_RANGE:
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connect(ui->preferenceLineEdit, &SyntaxLineEdit::textChanged,
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this, &PreferenceEditorFrame::rangeLineEditTextEdited);
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show = true;
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break;
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default:
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break;
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}
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if (show) {
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ui->preferenceLineEdit->setText(gchar_free_to_qstring(prefs_pref_to_str(pref_, pref_stashed)).remove(QRegularExpression("\n\t")));
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ui->preferenceBrowseButton->setHidden(!browse_button);
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animatedShow();
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}
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}
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void PreferenceEditorFrame::uintLineEditTextEdited(const QString &new_str)
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{
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if (new_str.isEmpty()) {
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new_uint_ = prefs_get_uint_value_real(pref_, pref_stashed);
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ui->preferenceLineEdit->setSyntaxState(SyntaxLineEdit::Empty);
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ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(true);
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return;
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}
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bool ok;
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uint new_uint = new_str.toUInt(&ok, 0);
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if (ok) {
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new_uint_ = new_uint;
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ui->preferenceLineEdit->setSyntaxState(SyntaxLineEdit::Valid);
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} else {
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new_uint_ = prefs_get_uint_value_real(pref_, pref_stashed);
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ui->preferenceLineEdit->setSyntaxState(SyntaxLineEdit::Invalid);
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}
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ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(ok);
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}
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void PreferenceEditorFrame::stringLineEditTextEdited(const QString &new_str)
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{
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new_str_ = new_str;
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}
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void PreferenceEditorFrame::browsePushButtonClicked()
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{
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QString caption = mainApp->windowTitleString(prefs_get_title(pref_));
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QString dir = prefs_get_string_value(pref_, pref_stashed);
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QString filename;
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switch (prefs_get_type(pref_)) {
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case PREF_SAVE_FILENAME:
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filename = WiresharkFileDialog::getSaveFileName(this, caption, dir);
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break;
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case PREF_OPEN_FILENAME:
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filename = WiresharkFileDialog::getOpenFileName(this, caption, dir);
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break;
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case PREF_DIRNAME:
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filename = WiresharkFileDialog::getExistingDirectory(this, caption, dir);
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break;
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}
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if (!filename.isEmpty()) {
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ui->preferenceLineEdit->setText(filename);
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}
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}
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void PreferenceEditorFrame::rangeLineEditTextEdited(const QString &new_str)
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{
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range_t *new_range = NULL;
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convert_ret_t ret = range_convert_str(NULL, &new_range, new_str.toUtf8().constData(), prefs_get_max_value(pref_));
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wmem_free(NULL, new_range_);
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new_range_ = new_range;
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if (ret == CVT_NO_ERROR) {
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if (new_str.isEmpty()) {
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ui->preferenceLineEdit->setSyntaxState(SyntaxLineEdit::Empty);
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} else {
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ui->preferenceLineEdit->setSyntaxState(SyntaxLineEdit::Valid);
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}
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} else {
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ui->preferenceLineEdit->setSyntaxState(SyntaxLineEdit::Invalid);
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}
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}
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void PreferenceEditorFrame::showEvent(QShowEvent *event)
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{
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ui->preferenceLineEdit->setFocus();
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ui->preferenceLineEdit->selectAll();
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AccordionFrame::showEvent(event);
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}
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void PreferenceEditorFrame::on_modulePreferencesToolButton_clicked()
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{
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if (module_) {
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emit showProtocolPreferences(module_->name);
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}
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on_buttonBox_rejected();
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}
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void PreferenceEditorFrame::on_preferenceLineEdit_returnPressed()
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{
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if (ui->buttonBox->button(QDialogButtonBox::Ok)->isEnabled()) {
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on_buttonBox_accepted();
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}
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}
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void PreferenceEditorFrame::on_buttonBox_accepted()
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{
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unsigned int changed_flags = 0;
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unsigned int apply = 0;
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switch(prefs_get_type(pref_)) {
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case PREF_UINT:
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case PREF_DECODE_AS_UINT:
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apply = prefs_set_uint_value(pref_, new_uint_, pref_stashed);
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break;
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case PREF_STRING:
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case PREF_SAVE_FILENAME:
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case PREF_OPEN_FILENAME:
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case PREF_DIRNAME:
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apply = prefs_set_string_value(pref_, new_str_.toStdString().c_str(), pref_stashed);
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break;
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case PREF_PASSWORD:
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apply = prefs_set_password_value(pref_, new_str_.toStdString().c_str(), pref_stashed);
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break;
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case PREF_RANGE:
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case PREF_DECODE_AS_RANGE:
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apply = prefs_set_range_value(pref_, new_range_, pref_stashed);
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break;
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default:
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break;
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}
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if (apply && module_) {
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changed_flags = module_->prefs_changed_flags;
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pref_unstash_data_t unstashed_data;
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unstashed_data.module = module_;
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unstashed_data.handle_decode_as = TRUE;
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pref_unstash(pref_, &unstashed_data);
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prefs_apply(module_);
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prefs_main_write();
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gchar* err = NULL;
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if (save_decode_as_entries(&err) < 0)
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{
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simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "%s", err);
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g_free(err);
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}
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}
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on_buttonBox_rejected();
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// Emit signals once UI is hidden
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if (apply) {
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if (changed_flags & PREF_EFFECT_FIELDS) {
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mainApp->emitAppSignal(MainApplication::FieldsChanged);
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}
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mainApp->emitAppSignal(MainApplication::PacketDissectionChanged);
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mainApp->emitAppSignal(MainApplication::PreferencesChanged);
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}
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}
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void PreferenceEditorFrame::on_buttonBox_rejected()
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{
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pref_ = NULL;
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module_ = NULL;
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wmem_free(NULL, new_range_);
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new_range_ = NULL;
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animatedHide();
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}
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void PreferenceEditorFrame::keyPressEvent(QKeyEvent *event)
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{
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if (event->modifiers() == Qt::NoModifier) {
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if (event->key() == Qt::Key_Escape) {
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on_buttonBox_rejected();
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} else if (event->key() == Qt::Key_Enter || event->key() == Qt::Key_Return) {
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if (ui->buttonBox->button(QDialogButtonBox::Ok)->isEnabled()) {
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on_buttonBox_accepted();
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} else if (ui->preferenceLineEdit->syntaxState() == SyntaxLineEdit::Invalid) {
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mainApp->pushStatus(MainApplication::FilterSyntax, tr("Invalid value."));
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}
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}
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}
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AccordionFrame::keyPressEvent(event);
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}
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