forked from osmocom/wireshark
147 lines
4.0 KiB
C++
147 lines
4.0 KiB
C++
/* syntax_line_edit.cpp
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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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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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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/proto.h>
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#include <epan/dfilter/dfilter.h>
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#include "syntax_line_edit.h"
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#include "color_utils.h"
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SyntaxLineEdit::SyntaxLineEdit(QWidget *parent) :
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QLineEdit(parent)
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{
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setSyntaxState();
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}
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void SyntaxLineEdit::setSyntaxState(SyntaxState state) {
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syntax_state_ = state;
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state_style_sheet_ = QString(
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"SyntaxLineEdit[syntaxState=\"%1\"] {"
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" color: %4;"
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" background-color: %5;"
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"}"
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"SyntaxLineEdit[syntaxState=\"%2\"] {"
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" color: %4;"
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" background-color: %6;"
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"}"
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"SyntaxLineEdit[syntaxState=\"%3\"] {"
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" color: %4;"
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" background-color: %7;"
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"}"
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)
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.arg(Valid)
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.arg(Invalid)
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.arg(Deprecated)
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.arg("palette(text)") // Foreground
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.arg(ColorUtils::fromColorT(&prefs.gui_text_valid).name()) // Valid
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.arg(ColorUtils::fromColorT(&prefs.gui_text_invalid).name()) // Invalid
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.arg(ColorUtils::fromColorT(&prefs.gui_text_deprecated).name()) // VDeprecated
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;
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setStyleSheet(style_sheet_);
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}
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QString SyntaxLineEdit::syntaxErrorMessage() {
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return syntax_error_message_;
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}
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QString SyntaxLineEdit::styleSheet() const {
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return style_sheet_;
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}
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QString SyntaxLineEdit::deprecatedToken()
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{
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return deprecated_token_;
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}
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void SyntaxLineEdit::setStyleSheet(const QString &style_sheet) {
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style_sheet_ = style_sheet;
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QLineEdit::setStyleSheet(style_sheet_ + state_style_sheet_);
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}
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void SyntaxLineEdit::checkDisplayFilter(QString filter)
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{
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if (filter.isEmpty()) {
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setSyntaxState(SyntaxLineEdit::Empty);
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return;
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}
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deprecated_token_.clear();
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dfilter_t *dfp = NULL;
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gchar *err_msg;
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if (dfilter_compile(filter.toUtf8().constData(), &dfp, &err_msg)) {
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GPtrArray *depr = NULL;
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if (dfp) {
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depr = dfilter_deprecated_tokens(dfp);
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}
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if (depr) {
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// You keep using that word. I do not think it means what you think it means.
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setSyntaxState(SyntaxLineEdit::Deprecated);
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deprecated_token_ = (const char *) g_ptr_array_index(depr, 0);
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} else {
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setSyntaxState(SyntaxLineEdit::Valid);
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}
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} else {
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setSyntaxState(SyntaxLineEdit::Invalid);
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syntax_error_message_ = QString::fromUtf8(err_msg);
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g_free(err_msg);
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}
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dfilter_free(dfp);
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}
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void SyntaxLineEdit::checkFieldName(QString field)
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{
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if (field.isEmpty()) {
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setSyntaxState(SyntaxLineEdit::Empty);
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return;
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}
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char invalid_char = proto_check_field_name(field.toUtf8().constData());
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if (invalid_char) {
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setSyntaxState(SyntaxLineEdit::Invalid);
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} else {
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checkDisplayFilter(field);
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}
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}
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void SyntaxLineEdit::checkInteger(QString number)
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{
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if (number.isEmpty()) {
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setSyntaxState(SyntaxLineEdit::Empty);
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return;
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}
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bool ok;
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text().toInt(&ok);
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if (ok) {
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setSyntaxState(SyntaxLineEdit::Valid);
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} else {
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setSyntaxState(SyntaxLineEdit::Invalid);
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}
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}
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