### Bug Summary

File: | builds/wireshark/wireshark/ui/qt/packet_list.cpp
Warning: | line 921, column 20 Potential leak of memory pointed to by 'drag_label'

### Annotated Source Code

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clang -cc1 -cc1 -triple x86_64-pc-linux-gnu -analyze -disable-free -clear-ast-before-backend -disable-llvm-verifier -discard-value-names -main-file-name packet_list.cpp -analyzer-checker=core -analyzer-checker=apiModeling -analyzer-checker=unix -analyzer-checker=deadcode -analyzer-checker=cplusplus -analyzer-checker=security.insecureAPI.UncheckedReturn -analyzer-checker=security.insecureAPI.getpw -analyzer-checker=security.insecureAPI.gets -analyzer-checker=security.insecureAPI.mktemp -analyzer-checker=security.insecureAPI.mkstemp -analyzer-checker=security.insecureAPI.vfork -analyzer-checker=nullability.NullPassedToNonnull -analyzer-checker=nullability.NullReturnedFromNonnull -analyzer-output plist -w -setup-static-analyzer -mrelocation-model pic -pic-level 2 -fhalf-no-semantic-interposition -fno-delete-null-pointer-checks -mframe-pointer=all -relaxed-aliasing -fmath-errno -ffp-contract=on -fno-rounding-math -ffloat16-excess-precision=fast -fbfloat16-excess-precision=fast -mconstructor-aliases -funwind-tables=2 -target-cpu x86-64 -tune-cpu generic -debugger-tuning=gdb -fdebug-compilation-dir=/builds/wireshark/wireshark/build -fcoverage-compilation-dir=/builds/wireshark/wireshark/build -resource-dir /usr/lib/llvm-21/lib/clang/21 -isystem /usr/include/glib-2.0 -isystem /usr/lib/x86_64-linux-gnu/glib-2.0/include -isystem /builds/wireshark/wireshark/build/ui/qt -isystem /builds/wireshark/wireshark/ui/qt -isystem /usr/include/x86_64-linux-gnu/qt6/QtWidgets -isystem /usr/include/x86_64-linux-gnu/qt6 -isystem /usr/include/x86_64-linux-gnu/qt6/QtCore -isystem /usr/lib/x86_64-linux-gnu/qt6/mkspecs/linux-g++ -isystem /usr/include/x86_64-linux-gnu/qt6/QtGui -isystem /usr/include/x86_64-linux-gnu/qt6/QtCore5Compat -isystem /usr/include/x86_64-linux-gnu/qt6/QtConcurrent -isystem /usr/include/x86_64-linux-gnu/qt6/QtPrintSupport -isystem /usr/include/x86_64-linux-gnu/qt6/QtMultimedia -isystem /usr/include/x86_64-linux-gnu/qt6/QtNetwork -isystem /usr/include/x86_64-linux-gnu/qt6/QtDBus -D G_DISABLE_DEPRECATED -D G_DISABLE_SINGLE_INCLUDES -D QT_CONCURRENT_LIB -D QT_CORE5COMPAT_LIB -D QT_CORE_LIB -D QT_DBUS_LIB -D QT_GUI_LIB -D QT_MULTIMEDIA_LIB -D QT_NETWORK_LIB -D QT_PRINTSUPPORT_LIB -D QT_WIDGETS_LIB -D WS_DEBUG -D WS_DEBUG_UTF_8 -I /builds/wireshark/wireshark/build/ui/qt/qtui_autogen/include -I /builds/wireshark/wireshark/build -I /builds/wireshark/wireshark -I /builds/wireshark/wireshark/include -D _GLIBCXX_ASSERTIONS -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/14/../../../../include/c++/14 -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/14/../../../../include/x86_64-linux-gnu/c++/14 -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/14/../../../../include/c++/14/backward -internal-isystem /usr/lib/llvm-21/lib/clang/21/include -internal-isystem /usr/local/include -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/14/../../../../x86_64-linux-gnu/include -internal-externc-isystem /usr/include/x86_64-linux-gnu -internal-externc-isystem /include -internal-externc-isystem /usr/include -fmacro-prefix-map=/builds/wireshark/wireshark/= -fmacro-prefix-map=/builds/wireshark/wireshark/build/= -fmacro-prefix-map=../= -Wno-format-nonliteral -std=c++17 -fdeprecated-macro -ferror-limit 19 -fwrapv -fwrapv-pointer -fstrict-flex-arrays=3 -stack-protector 2 -fstack-clash-protection -fcf-protection=full -fgnuc-version=4.2.1 -fskip-odr-check-in-gmf -fcxx-exceptions -fexceptions -fcolor-diagnostics -analyzer-output=html -faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1 -o /builds/wireshark/wireshark/sbout/2026-03-06-100400-3621-1 -x c++ /builds/wireshark/wireshark/ui/qt/packet_list.cpp

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1 | /* packet_list.cpp
2 | *
3 | * Wireshark - Network traffic analyzer
4 | * By Gerald Combs <gerald@wireshark.org>
5 | * Copyright 1998 Gerald Combs
6 | *
7 | * SPDX-License-Identifier: GPL-2.0-or-later
8 | */
9 |
10 | #include <ui/qt/packet_list.h>
11 |
12 | #include "config.h"
13 |
14 | #include "file.h"
15 |
16 | #include <epan/epan.h>
17 | #include <epan/epan_dissect.h>
18 |
19 | #include <epan/column.h>
20 | #include <epan/expert.h>
21 | #include <epan/packet.h>
22 | #include <epan/prefs.h>
23 | #include <epan/proto.h>
24 |
25 | #include "ui/main_statusbar.h"
26 | #include "ui/packet_list_utils.h"
27 | #include "ui/preference_utils.h"
28 | #include "ui/recent.h"
29 | #include "ui/recent_utils.h"
30 | #include "ui/ws_ui_util.h"
31 | #include "ui/simple_dialog.h"
32 | #include <wsutil/utf8_entities.h>
33 | #include "ui/util.h"
34 |
35 | #include "wiretap/wtap_opttypes.h"
36 | #include "app/application_flavor.h"
37 | #include "wsutil/str_util.h"
38 | #include <wsutil/wslog.h>
39 |
40 | #include <epan/color_filters.h>
41 |
42 | #include <ui/qt/utils/color_utils.h>
43 | #include <ui/qt/widgets/overlay_scroll_bar.h>
44 | #include "proto_tree.h"
45 | #include <ui/qt/utils/qt_ui_utils.h>
46 | #include "main_application.h"
47 | #include <ui/qt/utils/data_printer.h>
48 | #include <ui/qt/utils/frame_information.h>
49 | #include <ui/qt/utils/profile_switcher.h>
50 | #include <ui/qt/utils/variant_pointer.h>
51 | #include <ui/qt/models/pref_models.h>
52 | #include <ui/qt/widgets/packet_list_header.h>
53 | #include <ui/qt/utils/wireshark_mime_data.h>
54 | #include <ui/qt/widgets/drag_label.h>
55 | #include <ui/qt/filter_action.h>
56 | #include <ui/qt/follow_stream_action.h>
57 | #include <ui/qt/decode_as_dialog.h>
58 | #include <ui/qt/wireshark_main_window.h>
59 |
60 | #include <QAction>
61 | #include <QActionGroup>
62 | #include <QClipboard>
63 | #include <QContextMenuEvent>
64 | #include <QtCore/qmath.h>
65 | #include <QElapsedTimer>
66 | #include <QFontMetrics>
67 | #include <QHeaderView>
68 | #include <QMessageBox>
69 | #include <QPainter>
70 | #include <QScreen>
71 | #include <QScrollBar>
72 | #include <QTabWidget>
73 | #include <QTextEdit>
74 | #include <QTimerEvent>
75 | #include <QTreeWidget>
76 | #include <QWindow>
77 | #include <QJsonObject>
78 | #include <QJsonDocument>
79 |
80 | #ifdef Q_OS_WIN
81 | #include "wsutil/file_util.h"
82 | #include <QSysInfo>
83 | #include <uxtheme.h>
84 | #endif
85 |
86 | // To do:
87 | // - Fix "apply as filter" behavior.
88 | // - Add colorize conversation.
89 | // - Use a timer to trigger automatic scrolling.
90 |
91 | // If we ever add the ability to open multiple capture files we might be
92 | // able to use something like QMap<capture_file *, PacketList *> to match
93 | // capture files against packet lists and models.
94 | static PacketList *gbl_cur_packet_list;
95 |
96 | const int max_comments_to_fetch_ = 20000000; // Arbitrary
97 | const int overlay_update_interval_ = 100; // 250; // Milliseconds.
98 |
99 |
100 | /*
101 | * Given a frame_data structure, scroll to and select the row in the
102 | * packet list corresponding to that frame. If there is no such
103 | * row, return false, otherwise return true.
104 | */
105 | bool
106 | packet_list_select_row_from_data(frame_data *fdata_needle)
107 | {
108 | if (! gbl_cur_packet_list || ! gbl_cur_packet_list->model())
109 | return false;
110 | return gbl_cur_packet_list->selectRow(fdata_needle);
111 | }
112 |
113 | /*
114 | * Given a field_info, select the field (which will scroll to it in
115 | * the main ProtoTree, etc.) This is kind of an odd place for it,
116 | * but we call this when performing Find Packet in lieu of changing the
117 | * selected frame (the function above), because we found a match in the
118 | * same frame as the currently selected one.
119 | */
120 | bool
121 | packet_list_select_finfo(field_info *fi)
122 | {
123 | if (! gbl_cur_packet_list || ! gbl_cur_packet_list->model())
124 | return false;
125 |
126 | if (fi) {
127 | FieldInformation finfo(fi, gbl_cur_packet_list);
128 | emit gbl_cur_packet_list->fieldSelected(&finfo);
129 | } else {
130 | emit gbl_cur_packet_list->fieldSelected(0);
131 | }
132 | return true;
133 | }
134 |
135 | void
136 | packet_list_clear(void)
137 | {
138 | if (gbl_cur_packet_list) {
139 | gbl_cur_packet_list->clear();
140 | }
141 | }
142 |
143 | void
144 | packet_list_freeze(void)
145 | {
146 | if (gbl_cur_packet_list) {
147 | gbl_cur_packet_list->freeze();
148 | }
149 | }
150 |
151 | void
152 | packet_list_thaw(void)
153 | {
154 | if (gbl_cur_packet_list) {
155 | gbl_cur_packet_list->thaw();
156 | }
157 |
158 | packets_bar_update();
159 | }
160 |
161 | /* Redraw the packet list *and* currently-selected detail */
162 | void
163 | packet_list_queue_draw(void)
164 | {
165 | if (gbl_cur_packet_list)
166 | gbl_cur_packet_list->redrawVisiblePackets();
167 | }
168 |
169 | void
170 | packet_list_recent_write_all(FILE *rf) {
171 | if (!gbl_cur_packet_list)
172 | return;
173 |
174 | gbl_cur_packet_list->writeRecent(rf);
175 | }
176 |
177 | bool
178 | packet_list_multi_select_active(void)
179 | {
180 | if (gbl_cur_packet_list) {
181 | return gbl_cur_packet_list->multiSelectActive();
182 | }
183 | return false;
184 | }
185 |
186 | #define MIN_COL_WIDTH_STR"MMMMMM" "MMMMMM"
187 |
188 | PacketList::PacketList(QWidget *parent) :
189 | QTreeView(parent),
190 | proto_tree_(nullptr),
191 | cap_file_(nullptr),
192 | ctx_column_(-1),
193 | overlay_timer_id_(0),
194 | create_near_overlay_(true),
195 | create_far_overlay_(true),
196 | mouse_pressed_at_(QModelIndex()),
197 | capture_in_progress_(false),
198 | tail_at_end_(0),
199 | columns_changed_(false),
200 | set_column_visibility_(false),
201 | set_style_sheet_(false),
202 | frozen_current_row_(QModelIndex()),
203 | frozen_selected_rows_(QModelIndexList()),
204 | cur_history_(-1),
205 | in_history_(false),
206 | finfo_array(nullptr),
207 | profile_switcher_(nullptr)
208 | {
209 | setItemsExpandable(false);
210 | setRootIsDecorated(false);
211 | setSortingEnabled(prefs.gui_packet_list_sortable);
212 | setUniformRowHeights(true);
213 | setAccessibleName("Packet list");
214 |
215 | packet_list_header_ = new PacketListHeader(header()->orientation());
216 | connect(packet_list_header_, &PacketListHeader::resetColumnWidth, this, &PacketList::setRecentColumnWidth);
217 | connect(packet_list_header_, &PacketListHeader::updatePackets, this, &PacketList::updatePackets);
218 | connect(packet_list_header_, &PacketListHeader::showColumnPreferences, this, &PacketList::showProtocolPreferences);
219 | connect(packet_list_header_, &PacketListHeader::editColumn, this, &PacketList::editColumn);
220 | connect(packet_list_header_, &PacketListHeader::columnsChanged, this, &PacketList::columnsChanged);
221 | setHeader(packet_list_header_);
222 |
223 | header()->setFirstSectionMovable(true);
224 |
225 | setSelectionMode(QAbstractItemView::ExtendedSelection);
226 |
227 | // Shrink down to a small but nonzero size in the main splitter.
228 | int one_em = fontMetrics().height();
229 | setMinimumSize(one_em, one_em);
230 |
231 | overlay_sb_ = new OverlayScrollBar(Qt::Vertical, this);
232 | setVerticalScrollBar(overlay_sb_);
233 |
234 | header()->setSortIndicator(-1, Qt::AscendingOrder);
235 |
236 | packet_list_model_ = new PacketListModel(this, cap_file_);
237 | setModel(packet_list_model_);
238 |
239 | Q_ASSERT(gbl_cur_packet_list == Q_NULLPTR)((gbl_cur_packet_list == nullptr) ? static_cast<void>(0 ) : qt_assert("gbl_cur_packet_list == Q_NULLPTR", "ui/qt/packet_list.cpp" , 239));
240 | gbl_cur_packet_list = this;
241 |
242 | connect(packet_list_model_, &PacketListModel::goToPacket, this, [=](int packet) { goToPacket(packet); });
243 | connect(mainApp, &MainApplication::addressResolutionChanged, this, &PacketList::redrawVisiblePacketsDontSelectCurrent);
244 | connect(mainApp, &MainApplication::columnDataChanged, this, &PacketList::redrawVisiblePacketsDontSelectCurrent);
245 | connect(mainApp, &MainApplication::preferencesChanged, this, [=]() {
246 | /* The pref is a uint but QCache maxCost is a signed int (/
247 | * qsizetype in Qt 6). Note that QAbstractItemModel row numbers
248 | * are ints, not unsigned ints, so we're limited to INT_MAX
249 | * rows anyway.
250 | */
251 | PacketListRecord::setMaxCache(prefs.gui_packet_list_cached_rows_max > INT_MAX2147483647 ? INT_MAX2147483647 : prefs.gui_packet_list_cached_rows_max);
252 | if ((bool) (prefs.gui_packet_list_sortable) != isSortingEnabled()) {
253 | setSortingEnabled(prefs.gui_packet_list_sortable);
254 | }
255 | });
256 |
257 | connect(header(), &QHeaderView::sectionResized, this, &PacketList::sectionResized);
258 | connect(header(), &QHeaderView::sectionMoved, this, &PacketList::sectionMoved);
259 |
260 | connect(verticalScrollBar(), &QScrollBar::actionTriggered, this, &PacketList::vScrollBarActionTriggered);
261 | }
262 |
263 | PacketList::~PacketList()
264 | {
265 | if (finfo_array)
266 | {
267 | g_ptr_array_free(finfo_array, true);
268 | }
269 | }
270 |
271 | void PacketList::scrollTo(const QModelIndex &index, QAbstractItemView::ScrollHint hint)
272 | {
273 | /* QAbstractItemView doesn't have a way to indicate "auto scroll, but
274 | * only vertically." So just restore the horizontal scroll value whenever
275 | * it scrolls.
276 | */
277 | setUpdatesEnabled(false);
278 | int horizVal = horizontalScrollBar()->value();
279 | QTreeView::scrollTo(index, hint);
280 | horizontalScrollBar()->setValue(horizVal);
281 | setUpdatesEnabled(true);
282 | }
283 |
284 | void PacketList::colorsChanged()
285 | {
286 | const QString c_active = "active";
287 | const QString c_inactive = "!active";
288 |
289 | QString flat_style_format =
290 | "QTreeView::item:selected:%1 {"
291 | " color: %2;"
292 | " background-color: %3;"
293 | "}";
294 |
295 | QString gradient_style_format =
296 | "QTreeView::item:selected:%1 {"
297 | " color: %2;"
298 | " background-color: qlineargradient(x1:0, y1:0, x2:0, y2:1 stop: 0 %4, stop: 0.5 %3, stop: 1 %4);"
299 | "}";
300 |
301 | QString hover_style = QStringLiteral((QString(QtPrivate::qMakeStringPrivate(u"" "QTreeView:item:hover {" " background-color: %1;" " color: palette(text);" "}")))
302 | "QTreeView:item:hover {"(QString(QtPrivate::qMakeStringPrivate(u"" "QTreeView:item:hover {" " background-color: %1;" " color: palette(text);" "}")))
303 | " background-color: %1;"(QString(QtPrivate::qMakeStringPrivate(u"" "QTreeView:item:hover {" " background-color: %1;" " color: palette(text);" "}")))
304 | " color: palette(text);"(QString(QtPrivate::qMakeStringPrivate(u"" "QTreeView:item:hover {" " background-color: %1;" " color: palette(text);" "}")))
305 | "}")(QString(QtPrivate::qMakeStringPrivate(u"" "QTreeView:item:hover {" " background-color: %1;" " color: palette(text);" "}"))).arg(ColorUtils::hoverBackground().name(QColor::HexArgb));
306 |
307 | QString active_style = QString();
308 | QString inactive_style = QString();
309 |
310 | if (prefs.gui_active_style == COLOR_STYLE_DEFAULT0) {
311 | // ACTIVE = Default
312 | } else if (prefs.gui_active_style == COLOR_STYLE_FLAT1) {
313 | // ACTIVE = Flat
314 | QColor foreground = ColorUtils::fromColorT(prefs.gui_active_fg);
315 | QColor background = ColorUtils::fromColorT(prefs.gui_active_bg);
316 |
317 | active_style = flat_style_format.arg(
318 | c_active,
319 | foreground.name(),
320 | background.name());
321 | } else if (prefs.gui_active_style == COLOR_STYLE_GRADIENT2) {
322 | // ACTIVE = Gradient
323 | QColor foreground = ColorUtils::fromColorT(prefs.gui_active_fg);
324 | QColor background1 = ColorUtils::fromColorT(prefs.gui_active_bg);
325 | QColor background2 = QColor::fromRgb(ColorUtils::alphaBlend(foreground, background1, COLOR_STYLE_ALPHA0.25));
326 |
327 | active_style = gradient_style_format.arg(
328 | c_active,
329 | foreground.name(),
330 | background1.name(),
331 | background2.name());
332 | }
333 |
334 | // INACTIVE style sheet settings
335 | if (prefs.gui_inactive_style == COLOR_STYLE_DEFAULT0) {
336 | // INACTIVE = Default
337 | } else if (prefs.gui_inactive_style == COLOR_STYLE_FLAT1) {
338 | // INACTIVE = Flat
339 | QColor foreground = ColorUtils::fromColorT(prefs.gui_inactive_fg);
340 | QColor background = ColorUtils::fromColorT(prefs.gui_inactive_bg);
341 |
342 | inactive_style = flat_style_format.arg(
343 | c_inactive,
344 | foreground.name(),
345 | background.name());
346 | } else if (prefs.gui_inactive_style == COLOR_STYLE_GRADIENT2) {
347 | // INACTIVE = Gradient
348 | QColor foreground = ColorUtils::fromColorT(prefs.gui_inactive_fg);
349 | QColor background1 = ColorUtils::fromColorT(prefs.gui_inactive_bg);
350 | QColor background2 = QColor::fromRgb(ColorUtils::alphaBlend(foreground, background1, COLOR_STYLE_ALPHA0.25));
351 |
352 | inactive_style = gradient_style_format.arg(
353 | c_inactive,
354 | foreground.name(),
355 | background1.name(),
356 | background2.name());
357 | }
358 |
359 | // Set the style sheet
360 | set_style_sheet_ = true;
361 | if(prefs.gui_packet_list_hover_style) {
362 | setStyleSheet(active_style + inactive_style + hover_style);
363 | } else {
364 | setStyleSheet(active_style + inactive_style);
365 | }
366 | set_style_sheet_ = false;
367 | #if \
368 | ( \
369 | (QT_VERSION((6<<16)|(4<<8)|(2)) >= QT_VERSION_CHECK(6, 5, 4)((6<<16)|(5<<8)|(4)) && QT_VERSION((6<<16)|(4<<8)|(2)) < QT_VERSION_CHECK(6, 6, 0)((6<<16)|(6<<8)|(0))) \
370 | || (QT_VERSION((6<<16)|(4<<8)|(2)) >= QT_VERSION_CHECK(6, 6, 1)((6<<16)|(6<<8)|(1))) \
371 | )
372 | // https://bugreports.qt.io/browse/QTBUG-122109
373 | // Affects Qt 6.5.4 and later, 6.6.1 and later.
374 | // When setting the style sheet, all visible sections are set
375 | // to the new minimum DefaultSectionSize (even if it hasn't
376 | // changed.) So make sure the new widths aren't saved to recent
377 | // and then restore from recent.
378 | applyRecentColumnWidths();
379 | setColumnVisibility();
380 | #endif
381 | }
382 |
383 | QString PacketList::joinSummaryRow(QStringList col_parts, int row, SummaryCopyType type)
384 | {
385 | QString copy_text;
386 | switch (type) {
387 | case CopyAsCSV:
388 | copy_text = "\"";
389 | copy_text += col_parts.join("\",\"");
390 | copy_text += "\"";
391 | break;
392 | case CopyAsYAML:
393 | copy_text = "----\n";
394 | copy_text += QStringLiteral("# Packet %1 from %2\n")(QString(QtPrivate::qMakeStringPrivate(u"" "# Packet %1 from %2\n" ))).arg(row).arg(cap_file_->filename);
395 | copy_text += "- ";
396 | copy_text += col_parts.join("\n- ");
397 | copy_text += "\n";
398 | break;
399 | case CopyAsText:
400 | default:
401 | copy_text = col_parts.join("\t");
402 | }
403 |
404 | return copy_text;
405 | }
406 |
407 | void PacketList::drawRow (QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
408 | {
409 | QTreeView::drawRow(painter, option, index);
410 |
411 | if (prefs.gui_packet_list_separator) {
412 | QRect rect = visualRect(index);
413 |
414 | painter->setPen(QColor(Qt::white));
415 | painter->drawLine(0, rect.y() + rect.height() - 1, width(), rect.y() + rect.height() - 1);
416 | }
417 | }
418 |
419 | void PacketList::setProtoTree (ProtoTree *proto_tree) {
420 | proto_tree_ = proto_tree;
421 |
422 | connect(proto_tree_, &ProtoTree::goToPacket, this, [=](int packet) { goToPacket(packet); });
423 | connect(proto_tree_, &ProtoTree::relatedFrame,
424 | &related_packet_delegate_, &RelatedPacketDelegate::addRelatedFrame);
425 | }
426 |
427 | bool PacketList::uniqueSelectActive()
428 | {
429 | return selectionModel()->selectedRows(0).count() == 1 ? true : false;
430 | }
431 |
432 | bool PacketList::multiSelectActive()
433 | {
434 | return selectionModel()->selectedRows(0).count() > 1 ? true : false;
435 | }
436 |
437 | QList<int> PacketList::selectedRows(bool useFrameNum)
438 | {
439 | QList<int> rows;
440 | if (selectionModel() && selectionModel()->hasSelection())
441 | {
442 | foreach (QModelIndex idx, selectionModel()->selectedRows(0))for (auto _container_442 = QtPrivate::qMakeForeachContainer(selectionModel ()->selectedRows(0)); _container_442.i != _container_442.e ; ++_container_442.i) if (QModelIndex idx = *_container_442.i ; false) {} else
443 | {
444 | if (idx.isValid())
445 | {
446 | if (! useFrameNum)
447 | rows << idx.row();
448 | else if (useFrameNum)
449 | {
450 | frame_data * frame = getFDataForRow(idx.row());
451 | if (frame)
452 | rows << frame->num;
453 | }
454 | }
455 | }
456 | }
457 | else if (currentIndex().isValid())
458 | {
459 | //
460 | // XXX - will we ever have a current index but not a selection
461 | // model?
462 | //
463 | if (! useFrameNum)
464 | rows << currentIndex().row();
465 | else
466 | {
467 | frame_data *frame = getFDataForRow(currentIndex().row());
468 | if (frame)
469 | rows << frame->num;
470 | }
471 | }
472 |
473 | return rows;
474 | }
475 |
476 | void PacketList::selectionChanged (const QItemSelection & selected, const QItemSelection & deselected)
477 | {
478 | QTreeView::selectionChanged(selected, deselected);
479 |
480 | if (!cap_file_) return;
481 |
482 | int row = -1;
483 | static bool multiSelect = false;
484 |
485 | if (selectionModel())
486 | {
487 | QModelIndexList selRows = selectionModel()->selectedRows(0);
488 | if (selRows.count() > 1)
489 | {
490 | QList<int> rows;
491 | foreach (QModelIndex idx, selRows)for (auto _container_491 = QtPrivate::qMakeForeachContainer(selRows ); _container_491.i != _container_491.e; ++_container_491.i) if (QModelIndex idx = *_container_491.i; false) {} else
492 | {
493 | if (idx.isValid())
494 | rows << idx.row();
495 | }
496 |
497 | emit framesSelected(rows);
498 | emit fieldSelected(0);
499 | cf_unselect_packet(cap_file_);
500 |
501 | /* We have to repaint the content while changing state, as some delegates react to multi-select */
502 | if (! multiSelect)
503 | {
504 | related_packet_delegate_.clear();
505 | viewport()->update();
506 | }
507 |
508 | multiSelect = true;
509 |
510 | return;
511 | }
512 | else if (selRows.count() > 0 && selRows.at(0).isValid())
513 | {
514 | multiSelect = false;
515 | row = selRows.at(0).row();
516 | }
517 |
518 | /* Handling empty selection */
519 | if (selRows.count() <= 0)
520 | {
521 | /* Nothing selected, but multiSelect is still active */
522 | if (multiSelect)
523 | {
524 | multiSelect = false;
525 | if (currentIndex().isValid())
526 | {
527 | selectionModel()->select(currentIndex(), QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows );
528 | return;
529 | }
530 | }
531 | /* Nothing selected, so in WS <= 3.0 nothing was indicated as well */
532 | else if (currentIndex().isValid())
533 | {
534 | setCurrentIndex(QModelIndex());
535 | }
536 | }
537 | }
538 |
539 | if (row < 0 || !packet_list_model_)
540 | cf_unselect_packet(cap_file_);
541 | else {
542 | frame_data * fdata = packet_list_model_->getRowFdata(row);
543 | cf_select_packet(cap_file_, fdata);
544 | }
545 |
546 | if (!in_history_ && cap_file_->current_frame) {
547 | cur_history_++;
548 | selection_history_.resize(cur_history_);
549 | selection_history_.append(cap_file_->current_frame->num);
550 | }
551 |
552 | related_packet_delegate_.clear();
553 |
554 | // The previous dissection state has been invalidated by cf_select_packet
555 | // above, receivers must clear the previous state and apply the updated one.
556 | emit framesSelected(QList<int>() << row);
557 |
558 | if (!cap_file_->edt) {
559 | viewport()->update();
560 | emit fieldSelected(0);
561 | return;
562 | }
563 |
564 | if (cap_file_->edt->tree) {
565 | packet_info *pi = &cap_file_->edt->pi;
566 | related_packet_delegate_.setCurrentFrame(pi->num);
567 | conversation_t *conv = find_conversation_pinfo_ro(pi, 0);
568 | if (conv) {
569 | related_packet_delegate_.setConversation(conv);
570 | }
571 | viewport()->update();
572 | }
573 |
574 | if (cap_file_->search_in_progress) {
575 | field_info *fi = NULL__null;
576 |
577 | if (cap_file_->string && cap_file_->decode_data) {
578 | // The tree where the target string matched one of the labels was discarded in
579 | // match_protocol_tree() so we have to search again in the latest tree.
580 | fi = cf_find_string_protocol_tree(cap_file_, cap_file_->edt->tree);
581 | } else if (cap_file_->search_len != 0) {
582 | // Find the finfo that corresponds to our byte.
583 | // The match can span multiple fields (and a single byte can
584 | // match more than one field.) Our behavior is to find the last
585 | // field in the tree (so hopefully spanning fewer bytes) that
586 | // matches the last byte in the search match.
587 | // (regex search can find a zero length match not at the
588 | // start of the frame if lookbehind is used, but
589 | // proto_find_field_from_offset doesn't match such a field
590 | // and it's not clear which field we would want to match.)
591 | fi = proto_find_field_from_offset(cap_file_->edt->tree, cap_file_->search_pos + cap_file_->search_len - 1,
592 | cap_file_->edt->tvb);
593 | }
594 |
595 | if (fi) {
596 | FieldInformation finfo(fi, this);
597 | emit fieldSelected(&finfo);
598 | } else {
599 | emit fieldSelected(0);
600 | }
601 | } else if (proto_tree_) {
602 | proto_tree_->restoreSelectedField();
603 | }
604 | }
605 |
606 | void PacketList::contextMenuEvent(QContextMenuEvent *event)
607 | {
608 | const char *module_name = NULL__null;
609 |
610 | if (finfo_array)
611 | {
612 | g_ptr_array_free(finfo_array, true);
613 | finfo_array = NULL__null;
614 | }
615 |
616 | QModelIndex ctxIndex = indexAt(event->pos());
617 |
618 | if (selectionModel() && selectionModel()->selectedRows(0).count() > 1)
619 | selectionModel()->select(ctxIndex, QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
620 |
621 | // frameData will be owned by one of the submenus, see below.
622 | FrameInformation * frameData =
623 | new FrameInformation(new CaptureFile(this, cap_file_), packet_list_model_->getRowFdata(ctxIndex.row()));
624 |
625 | QMenu * ctx_menu = new QMenu(this);
626 | ctx_menu->setAttribute(Qt::WA_DeleteOnClose);
627 | // XXX We might want to reimplement setParent() and fill in the context
628 | // menu there.
629 | ctx_menu->addAction(window()->findChild<QAction *>("actionEditMarkSelected"));
630 | ctx_menu->addAction(window()->findChild<QAction *>("actionEditIgnoreSelected"));
631 | ctx_menu->addAction(window()->findChild<QAction *>("actionEditSetTimeReference"));
632 | ctx_menu->addAction(window()->findChild<QAction *>("actionEditTimeShift"));
633 | ctx_menu->addMenu(window()->findChild<QMenu *>("menuPacketComment"));
634 |
635 | ctx_menu->addSeparator();
636 |
637 | // Code for custom context menus from Lua's register_packet_menu()
638 | MainWindow * mainWindow = mainApp->mainWindow();
639 | // N.B., will only call for a single frame selection,
640 | if (cap_file_ && cap_file_->edt && cap_file_->edt->tree) {
641 | finfo_array = proto_all_finfos(cap_file_->edt->tree);
642 | if (mainWindow) {
643 | bool insertedPacketMenu = mainWindow->addPacketMenus(ctx_menu, finfo_array);
644 | if (insertedPacketMenu) {
645 | ctx_menu->addSeparator();
646 | }
647 | }
648 | }
649 |
650 | ctx_menu->addAction(window()->findChild<QAction *>("actionViewEditResolvedName"));
651 | ctx_menu->addSeparator();
652 |
653 | QString selectedfilter = getFilterFromRowAndColumn(currentIndex());
654 |
655 | if (! hasFocus() && cap_file_ && cap_file_->finfo_selected) {
656 | char *tmp_field = proto_construct_match_selected_string(cap_file_->finfo_selected, cap_file_->edt);
657 | selectedfilter = QString(tmp_field);
658 | wmem_free(NULL__null, tmp_field);
659 | }
660 |
661 | bool have_filter_expr = !selectedfilter.isEmpty();
662 | ctx_menu->addMenu(FilterAction::createFilterMenu(FilterAction::ActionApply, selectedfilter, have_filter_expr, ctx_menu));
663 | ctx_menu->addMenu(FilterAction::createFilterMenu(FilterAction::ActionPrepare, selectedfilter, have_filter_expr, ctx_menu));
664 |
665 | const char *conv_menu_name = "menuConversationFilter";
666 | QMenu * main_menu_item = window()->findChild<QMenu *>(conv_menu_name);
667 | conv_menu_.setTitle(main_menu_item->title());
668 | conv_menu_.setObjectName(conv_menu_name);
669 | ctx_menu->addMenu(&conv_menu_);
670 |
671 | const char *colorize_menu_name = "menuColorizeConversation";
672 | main_menu_item = window()->findChild<QMenu *>(colorize_menu_name);
673 | colorize_menu_.setTitle(main_menu_item->title());
674 | colorize_menu_.setObjectName(colorize_menu_name);
675 | ctx_menu->addMenu(&colorize_menu_);
676 |
677 | QMenu * submenu;
678 | main_menu_item = window()->findChild<QMenu *>("menuSCTP");
679 | if (main_menu_item) {
680 | submenu = new QMenu(main_menu_item->title(), ctx_menu);
681 | ctx_menu->addMenu(submenu);
682 | submenu->addAction(window()->findChild<QAction *>("actionSCTPAnalyseThisAssociation"));
683 | submenu->addAction(window()->findChild<QAction *>("actionSCTPShowAllAssociations"));
684 | submenu->addAction(window()->findChild<QAction *>("actionSCTPFilterThisAssociation"));
685 | }
686 |
687 | main_menu_item = window()->findChild<QMenu *>("menuFollow");
688 | if (main_menu_item) {
689 | submenu = new QMenu(main_menu_item->title(), ctx_menu);
690 | ctx_menu->addMenu(submenu);
691 | foreach (FollowStreamAction *follow_action, main_menu_item->findChildren<FollowStreamAction *>())for (auto _container_691 = QtPrivate::qMakeForeachContainer(main_menu_item ->findChildren<FollowStreamAction *>()); _container_691 .i != _container_691.e; ++_container_691.i) if (FollowStreamAction *follow_action = *_container_691.i; false) {} else {
692 | /* XXX: We could, like the prefs above, walk the protocols/layers
693 | * and add the follow actions in the order they appear in the packet.
694 | */
695 | if (follow_action->isEnabled()) {
696 | submenu->addAction(follow_action);
697 | }
698 | }
699 | }
700 |
701 | ctx_menu->addSeparator();
702 |
703 | main_menu_item = window()->findChild<QMenu *>("menuEditCopy");
704 | submenu = new QMenu(main_menu_item->title(), ctx_menu);
705 | submenu->setToolTipsVisible(true);
706 | ctx_menu->addMenu(submenu);
707 |
708 | QAction * action = submenu->addAction(tr("Summary as Text"));
709 | action->setData(CopyAsText);
710 | connect(action, &QAction::triggered, this, &PacketList::copySummary);
711 | action = submenu->addAction(tr("…as CSV"));
712 | action->setData(CopyAsCSV);
713 | connect(action, &QAction::triggered, this, &PacketList::copySummary);
714 | action = submenu->addAction(tr("…as YAML"));
715 | action->setData(CopyAsYAML);
716 | connect(action, &QAction::triggered, this, &PacketList::copySummary);
717 | action = submenu->addAction(tr("…as HTML"));
718 | action->setData(CopyAsHTML);
719 | connect(action, &QAction::triggered, this, &PacketList::copySummary);
720 | submenu->addSeparator();
721 |
722 | submenu->addAction(window()->findChild<QAction *>("actionEditCopyAsFilter"));
723 | submenu->addSeparator();
724 |
725 | QActionGroup * copyEntries = DataPrinter::copyActions(this, frameData);
726 | submenu->addActions(copyEntries->actions());
727 | copyEntries->setParent(submenu);
728 | frameData->setParent(submenu);
729 |
730 | if (application_flavor_is_wireshark()) {
731 | /* i.e., Wireshark only */
732 | ctx_menu->addSeparator();
733 | QMenu *proto_prefs_menus = new QMenu(ProtocolPreferencesMenu::tr("Protocol Preferences"), ctx_menu);
734 |
735 | if (cap_file_ && cap_file_->edt && cap_file_->edt->tree) {
736 | QList<QString> added_proto_prefs;
737 | // N.B. finfo_array will be assigned above
738 | for (unsigned i = 0; i < finfo_array->len; i++) {
739 | field_info *fi = (field_info *)g_ptr_array_index (finfo_array, i)((finfo_array)->pdata)[i];
740 | const header_field_info *hfinfo = fi->hfinfo;
741 |
742 | if (prefs_is_registered_protocol(hfinfo->abbrev)) {
743 | if (hfinfo->parent == -1) {
744 | module_name = hfinfo->abbrev;
745 | } else {
746 | module_name = proto_registrar_get_abbrev(hfinfo->parent);
747 | }
748 |
749 | if (added_proto_prefs.contains(module_name)) {
750 | continue;
751 | }
752 |
753 | ProtocolPreferencesMenu *proto_prefs_menu = new ProtocolPreferencesMenu(hfinfo->name, module_name, proto_prefs_menus);
754 |
755 | connect(proto_prefs_menu, &ProtocolPreferencesMenu::showProtocolPreferences,
756 | this, &PacketList::showProtocolPreferences);
757 | connect(proto_prefs_menu, SIGNAL(editProtocolPreference(pref_t*,module_t*))qFlagLocation("2" "editProtocolPreference(pref_t*,module_t*)" "\0" "ui/qt/packet_list.cpp" ":" "757"),
758 | this, SIGNAL(editProtocolPreference(pref_t*,module_t*))qFlagLocation("2" "editProtocolPreference(pref_t*,module_t*)" "\0" "ui/qt/packet_list.cpp" ":" "758"));
759 |
760 | proto_prefs_menus->addMenu(proto_prefs_menu);
761 | added_proto_prefs << module_name;
762 | }
763 | }
764 | }
765 | ctx_menu->addMenu(proto_prefs_menus);
766 | action = ctx_menu->addAction(tr("Decode As…"));
767 | action->setProperty("create_new", QVariant(true));
768 | connect(action, &QAction::triggered, this, &PacketList::ctxDecodeAsDialog);
769 | // "Print" not ported intentionally
770 | action = window()->findChild<QAction *>("actionViewShowPacketInNewWindow");
771 | ctx_menu->addAction(action);
772 | }
773 |
774 | // Set menu sensitivity for the current column and set action data.
775 | if (frameData)
776 | emit framesSelected(QList<int>() << frameData->frameNum());
777 | else
778 | emit framesSelected(QList<int>());
779 |
780 | ctx_menu->popup(event->globalPos());
781 | }
782 |
783 | void PacketList::ctxDecodeAsDialog()
784 | {
785 | QAction *da_action = qobject_cast<QAction*>(sender());
786 | if (! da_action)
787 | return;
788 | bool create_new = da_action->property("create_new").toBool();
789 |
790 | DecodeAsDialog *da_dialog = new DecodeAsDialog(this, cap_file_, create_new);
791 | connect(da_dialog, &DecodeAsDialog::destroyed, mainApp, &MainApplication::flushAppSignals);
792 | da_dialog->setWindowModality(Qt::ApplicationModal);
793 | da_dialog->setAttribute(Qt::WA_DeleteOnClose);
794 | da_dialog->show();
795 | }
796 |
797 | void PacketList::timerEvent(QTimerEvent *event)
798 | {
799 | if (event->timerId() == overlay_timer_id_) {
800 | if (!capture_in_progress_ && model() != nullptr) {
801 | if (create_near_overlay_) drawNearOverlay();
802 | if (create_far_overlay_) drawFarOverlay();
803 | }
804 | } else {
805 | QTreeView::timerEvent(event);
806 | }
807 | }
808 |
809 | void PacketList::paintEvent(QPaintEvent *event)
810 | {
811 | // XXX This is overkill, but there are quite a few events that
812 | // require a new overlay, e.g. page up/down, scrolling, column
813 | // resizing, etc.
814 | create_near_overlay_ = true;
815 | QTreeView::paintEvent(event);
816 | }
817 |
818 | void PacketList::mousePressEvent(QMouseEvent *event)
819 | {
820 | QTreeView::mousePressEvent(event);
821 |
822 | QModelIndex curIndex = indexAt(event->pos());
823 | mouse_pressed_at_ = curIndex;
824 |
825 | bool midButton = (event->buttons() & Qt::MiddleButton) == Qt::MiddleButton;
826 | if (midButton && cap_file_ && packet_list_model_)
827 | {
828 | packet_list_model_->toggleFrameMark(QModelIndexList() << curIndex);
829 |
830 | // Make sure the packet list's frame.marked related field text is updated.
831 | redrawVisiblePackets();
832 |
833 | create_far_overlay_ = true;
834 | packets_bar_update();
835 | }
836 | }
837 |
838 | void PacketList::mouseReleaseEvent(QMouseEvent *event) {
839 | QTreeView::mouseReleaseEvent(event);
840 |
841 | mouse_pressed_at_ = QModelIndex();
842 | }
843 |
844 | void PacketList::mouseMoveEvent (QMouseEvent *event)
845 | {
846 | QModelIndex curIndex = indexAt(event->pos());
847 | if (event->buttons() & Qt::LeftButton && curIndex.isValid() && curIndex == mouse_pressed_at_)
1 | Assuming the condition is true | →
2 | ← | Taking true branch | →
848 | {
849 | ctx_column_ = curIndex.column();
850 | QMimeData * mimeData = new QMimeData();
851 | DragLabel * drag_label = nullptr;
852 |
853 | QString filter = getFilterFromRowAndColumn(curIndex);
854 | QList<int> rows = selectedRows();
855 | if (rows.count() > 1)
3 | ← | Assuming the condition is false | →
4 | ← | Taking false branch | →
856 | {
857 | QStringList entries;
858 | foreach (int row, rows)for (auto _container_858 = QtPrivate::qMakeForeachContainer(rows ); _container_858.i != _container_858.e; ++_container_858.i) if (int row = *_container_858.i; false) {} else
859 | {
860 | QModelIndex idx = model()->index(row, 0);
861 | if (! idx.isValid())
862 | continue;
863 |
864 | QString entry = createSummaryText(idx, CopyAsText);
865 | entries << entry;
866 | }
867 |
868 | if (entries.count() > 0)
869 | mimeData->setText(entries.join("\n"));
870 | }
871 | else if (! filter.isEmpty())
5 | ← | Assuming the condition is true | →
6 | ← | Taking true branch | →
872 | {
873 | QString abbrev;
874 | QString name = model()->headerData(curIndex.column(), header()->orientation()).toString();
875 |
876 | if (! filter.isEmpty())
7 | ← | Assuming the condition is false | →
8 | ← | Taking false branch | →
877 | {
878 | abbrev = filter.left(filter.indexOf(' '));
879 | }
880 | else
881 | {
882 | filter = model()->data(curIndex).toString().toLower();
883 | abbrev = filter;
884 | }
885 |
886 | mimeData->setText(filter);
887 |
888 | QJsonObject filterData;
889 | filterData["filter"] = filter;
890 | filterData["name"] = abbrev;
891 | filterData["description"] = name;
892 |
893 | mimeData->setData(WiresharkMimeData::DisplayFilterMimeType, QJsonDocument(filterData).toJson());
894 | drag_label = new DragLabel(QStringLiteral("%1\n%2")(QString(QtPrivate::qMakeStringPrivate(u"" "%1\n%2"))).arg(name, abbrev), this);
9 | ← | Memory is allocated | →
895 | }
896 | else
897 | {
898 | QString text = model()->data(curIndex).toString();
899 | if (! text.isEmpty())
900 | mimeData->setText(text);
901 | }
902 |
903 | if (mimeData->hasText() || mimeData->hasFormat(WiresharkMimeData::DisplayFilterMimeType))
10 | ← | Assuming the condition is false | →
11 | ← | Assuming the condition is false | →
12 | ← | Taking false branch | →
904 | {
905 | QDrag * drag = new QDrag(this);
906 | drag->setMimeData(mimeData);
907 | if (drag_label)
908 | {
909 | qreal dpr = window()->windowHandle()->devicePixelRatio();
910 | QPixmap pixmap= QPixmap(drag_label->size() * dpr);
911 | pixmap.setDevicePixelRatio(dpr);
912 | drag_label->render(&pixmap);
913 | drag->setPixmap(pixmap);
914 | delete drag_label;
915 | }
916 |
917 | drag->exec(Qt::CopyAction);
918 | }
919 | else
920 | {
921 | delete mimeData;
13 | ← | Potential leak of memory pointed to by 'drag_label'
922 | }
923 | }
924 | }
925 |
926 | void PacketList::keyPressEvent(QKeyEvent *event)
927 | {
928 | QTreeView::keyPressEvent(event);
929 |
930 | if (event->matches(QKeySequence::Copy))
931 | {
932 | QStringList content, htmlContent;
933 | if (model() && selectionModel() && selectionModel()->hasSelection())
934 | {
935 | QList<int> rows;
936 | QModelIndexList selRows = selectionModel()->selectedRows(0);
937 | foreach(QModelIndex row, selRows)for (auto _container_937 = QtPrivate::qMakeForeachContainer(selRows ); _container_937.i != _container_937.e; ++_container_937.i) if (QModelIndex row = *_container_937.i; false) {} else
938 | rows.append(row.row());
939 |
940 | QStringList hdr_parts;
941 | QList<int> align_parts, size_parts;
942 |
943 | switch (prefs.gui_packet_list_copy_format_options_for_keyboard_shortcut) {
944 | case COPY_FORMAT_TEXT:
945 | case COPY_FORMAT_HTML:
946 | if (prefs.gui_packet_list_copy_text_with_aligned_columns) {
947 | hdr_parts = createHeaderPartsForAligned();
948 | align_parts = createAlignmentPartsForAligned();
949 | size_parts = createSizePartsForAligned(false, hdr_parts, rows);
950 | }
951 | if (prefs.gui_packet_list_copy_format_options_for_keyboard_shortcut == COPY_FORMAT_HTML) {
952 | htmlContent << createDefaultStyleForHtml();
953 | htmlContent << createOpeningTagForHtml();
954 | }
955 | break;
956 | case COPY_FORMAT_CSV:
957 | case COPY_FORMAT_YAML:
958 | break;
959 | }
960 |
961 | QList<QStringList> entries;
962 | foreach(int row, rows)for (auto _container_962 = QtPrivate::qMakeForeachContainer(rows ); _container_962.i != _container_962.e; ++_container_962.i) if (int row = *_container_962.i; false) {} else
963 | {
964 | QModelIndex idx = model()->index(row, 0);
965 | if (! idx.isValid())
966 | continue;
967 |
968 | switch (prefs.gui_packet_list_copy_format_options_for_keyboard_shortcut) {
969 | case COPY_FORMAT_TEXT:
970 | case COPY_FORMAT_HTML:
971 | if (prefs.gui_packet_list_copy_text_with_aligned_columns)
972 | content << createSummaryForAligned(idx, align_parts, size_parts);
973 | else
974 | content << createSummaryText(idx, CopyAsText);
975 | if (prefs.gui_packet_list_copy_format_options_for_keyboard_shortcut == COPY_FORMAT_HTML)
976 | htmlContent << createSummaryForHtml(idx);
977 | break;
978 | case COPY_FORMAT_CSV:
979 | content << createSummaryText(idx, CopyAsCSV);
980 | break;
981 | case COPY_FORMAT_YAML:
982 | content << createSummaryText(idx, CopyAsYAML);
983 | break;
984 | }
985 | }
986 | }
987 |
988 | if (prefs.gui_packet_list_copy_format_options_for_keyboard_shortcut == COPY_FORMAT_HTML) {
989 | // htmlContent will never be empty as they will always have style and table tags
990 | QMimeData *mimeData = new QMimeData;
991 | htmlContent << createClosingTagForHtml();
992 | mimeData->setHtml(htmlContent.join('\n'));
993 | mimeData->setText(content.join('\n').append("\n"));
994 | mainApp->clipboard()->setMimeData(mimeData, QClipboard::Clipboard);
995 | }
996 | else {
997 | if (content.count() > 0) {
998 | QString copy_text;
999 | if (prefs.gui_packet_list_copy_format_options_for_keyboard_shortcut == COPY_FORMAT_YAML) {
1000 | copy_text = content.join("");
1001 | }
1002 | else {
1003 | copy_text = content.join("\n");
1004 | copy_text += "\n";
1005 | }
1006 | mainApp->clipboard()->setText(copy_text);
1007 | }
1008 | }
1009 | }
1010 | }
1011 |
1012 | void PacketList::resizeEvent(QResizeEvent *event)
1013 | {
1014 | create_near_overlay_ = true;
1015 | create_far_overlay_ = true;
1016 | QTreeView::resizeEvent(event);
1017 | }
1018 |
1019 | void PacketList::setColumnVisibility()
1020 | {
1021 | set_column_visibility_ = true;
1022 | for (unsigned i = 0; i < prefs.num_cols; i++) {
1023 | setColumnHidden(i, get_column_visible(i) ? false : true);
1024 | }
1025 | setColumnDelegate();
1026 | set_column_visibility_ = false;
1027 | }
1028 |
1029 | void PacketList::setColumnDelegate()
1030 | {
1031 | for (unsigned i = 0; i < prefs.num_cols; i++) {
1032 | setItemDelegateForColumn(i, nullptr); // Reset all delegates
1033 | }
1034 |
1035 | if (prefs.gui_packet_list_show_related) {
1036 | for (unsigned i = 0; i < prefs.num_cols; i++) {
1037 | if (get_column_visible(i)) {
1038 | setItemDelegateForColumn(i, &related_packet_delegate_);
1039 | break; // Set the delegate only on the first visible column
1040 | }
1041 | }
1042 | }
1043 | }
1044 |
1045 | void PacketList::setRecentColumnWidth(int col)
1046 | {
1047 | int col_width = recent_get_column_width(col);
1048 |
1049 | if (col_width < 1) {
1050 | int fmt = get_column_format(col);
1051 | const char *long_str = get_column_width_string(fmt, col);
1052 |
1053 | QFontMetrics fm = QFontMetrics(mainApp->monospaceFont());
1054 | if (long_str) {
1055 | col_width = fm.horizontalAdvance(long_str);
1056 | } else {
1057 | col_width = fm.horizontalAdvance(MIN_COL_WIDTH_STR"MMMMMM");
1058 | }
1059 | // Custom delegate padding
1060 | if (itemDelegateForColumn(col)) {
1061 | QStyleOptionViewItem option;
1062 | #if QT_VERSION((6<<16)|(4<<8)|(2)) >= QT_VERSION_CHECK(6, 0, 0)((6<<16)|(0<<8)|(0))
1063 | initViewItemOption(&option);
1064 | #else
1065 | option = viewOptions();
1066 | #endif
1067 | // This is adding "how much width hinted for an empty index, plus
1068 | // the decoration, plus any padding between the decoration and
1069 | // normal display?" Many styles however have a non zero hint for
1070 | // an empty index, so this isn't quite right. What we really want
1071 | // is a size hint for an index whose data is the string above, and
1072 | // to just use that for the width.
1073 | col_width += itemDelegateForColumn(col)->sizeHint(option, QModelIndex()).width();
1074 | }
1075 | }
1076 |
1077 | setColumnWidth(col, col_width);
1078 | }
1079 |
1080 | void PacketList::drawCurrentPacket()
1081 | {
1082 | // XXX - Update for multi-select? If more than one packet is Selected,
1083 | // this changes it so that only the Current packet is Selected.
1084 | QModelIndex current_index = currentIndex();
1085 | if (selectionModel() && current_index.isValid()) {
1086 | selectionModel()->clearSelection();
1087 | selectionModel()->setCurrentIndex(current_index, QItemSelectionModel::SelectCurrent | QItemSelectionModel::Rows);
1088 | }
1089 | }
1090 |
1091 | // Redraw the packet list and detail. Re-selects the current packet (causes
1092 | // the UI to scroll to that packet).
1093 | // Called from many places.
1094 | void PacketList::redrawVisiblePackets() {
1095 | redrawVisiblePacketsDontSelectCurrent();
1096 | drawCurrentPacket();
1097 | }
1098 |
1099 | // Redraw the packet list and detail.
1100 | // Does not scroll back to the selected packet.
1101 | void PacketList::redrawVisiblePacketsDontSelectCurrent() {
1102 | packet_list_model_->invalidateAllColumnStrings();
1103 | }
1104 |
1105 | void PacketList::resetColumns()
1106 | {
1107 | packet_list_model_->resetColumns();
1108 | }
1109 |
1110 | // Return true if we have a visible packet further along in the history.
1111 | bool PacketList::haveNextHistory(bool update_cur)
1112 | {
1113 | if (selection_history_.size() < 1 || cur_history_ >= selection_history_.size() - 1) {
1114 | return false;
1115 | }
1116 |
1117 | for (int i = cur_history_ + 1; i < selection_history_.size(); i++) {
1118 | if (packet_list_model_->packetNumberToRow(selection_history_.at(i)) >= 0) {
1119 | if (update_cur) {
1120 | cur_history_ = i;
1121 | }
1122 | return true;
1123 | }
1124 | }
1125 | return false;
1126 | }
1127 |
1128 | // Return true if we have a visible packet back in the history.
1129 | bool PacketList::havePreviousHistory(bool update_cur)
1130 | {
1131 | if (selection_history_.size() < 1 || cur_history_ < 1) {
1132 | return false;
1133 | }
1134 |
1135 | for (int i = cur_history_ - 1; i >= 0; i--) {
1136 | if (packet_list_model_->packetNumberToRow(selection_history_.at(i)) >= 0) {
1137 | if (update_cur) {
1138 | cur_history_ = i;
1139 | }
1140 | return true;
1141 | }
1142 | }
1143 | return false;
1144 | }
1145 |
1146 | void PacketList::setProfileSwitcher(ProfileSwitcher *profile_switcher)
1147 | {
1148 | profile_switcher_ = profile_switcher;
1149 | if (profile_switcher) {
1150 | connect(packet_list_model_, &PacketListModel::packetAppended, profile_switcher_, &ProfileSwitcher::checkPacket);
1151 | }
1152 | }
1153 |
1154 | frame_data *PacketList::getFDataForRow(int row) const
1155 | {
1156 | return packet_list_model_->getRowFdata(row);
1157 | }
1158 |
1159 | // prefs.col_list has changed.
1160 | void PacketList::columnsChanged()
1161 | {
1162 | columns_changed_ = true;
1163 | column_register_fields();
1164 | mainApp->emitAppSignal(MainApplication::FieldsChanged);
1165 | if (!cap_file_) {
1166 | // Keep columns_changed_ = true until we load a capture file.
1167 | return;
1168 | }
1169 |
1170 | prefs.num_cols = g_list_length(prefs.col_list);
1171 | col_cleanup(&cap_file_->cinfo);
1172 | build_column_format_array(&cap_file_->cinfo, prefs.num_cols, false);
1173 | create_far_overlay_ = true;
1174 | resetColumns();
1175 | applyRecentColumnWidths();
1176 | setColumnVisibility();
1177 | columns_changed_ = false;
1178 | }
1179 |
1180 | // Fields have changed, update custom columns
1181 | void PacketList::fieldsChanged(capture_file *cf)
1182 | {
1183 | // hfids used by custom columns or by the _ws.col fields may have changed,
1184 | // so recreate the columns. We shouldn't need to if prefs.col_list is NULL,
1185 | // since that doesn't register and deregister _ws.col fields.
1186 | // If the column pref changes to or from NULL, that triggers columnsChanged
1187 | // above, so we don't need to do it twice.
1188 | //
1189 | // XXX - If we knew exactly which fields changed, we could rebuild the
1190 | // columns only if a field used by the columns changed.
1191 | if (prefs.col_list) {
1192 | prefs.num_cols = g_list_length(prefs.col_list);
1193 | col_cleanup(&cf->cinfo);
1194 | build_column_format_array(&cf->cinfo, prefs.num_cols, false);
1195 | resetColumns();
1196 | }
1197 | }
1198 |
1199 | // Column widths should
1200 | // - Load from recent when we load a new profile (including at starting up).
1201 | // - Reapply when changing columns.
1202 | // - Persist across freezes and thaws.
1203 | // - Persist across file closing and opening.
1204 | // - Save to recent when we save our profile (including shutting down).
1205 | // - Not be affected by the behavior of stretchLastSection. (XXX: We
1206 | // still save the stretched value to recent, sectionResized doesn't
1207 | // distinguish between a resize from being stretched and a manual change.)
1208 | void PacketList::applyRecentColumnWidths()
1209 | {
1210 | // Either we've just started up or a profile has changed. Read
1211 | // the recent settings, apply them, and save the header state.
1212 |
1213 | for (unsigned col = 0; col < prefs.num_cols; col++) {
1214 | // The column must be shown before setting column width.
1215 | // Visibility will be updated in setColumnVisibility().
1216 | setColumnHidden(col, false);
1217 | setRecentColumnWidth(col);
1218 | }
1219 |
1220 | column_state_ = header()->saveState();
1221 | }
1222 |
1223 | void PacketList::preferencesChanged()
1224 | {
1225 | // Intelligent scroll bar (minimap)
1226 | if (prefs.gui_packet_list_show_minimap) {
1227 | if (overlay_timer_id_ == 0) {
1228 | overlay_timer_id_ = startTimer(overlay_update_interval_);
1229 | }
1230 | } else {
1231 | if (overlay_timer_id_ != 0) {
1232 | killTimer(overlay_timer_id_);
1233 | overlay_timer_id_ = 0;
1234 | }
1235 | }
1236 |
1237 | // Elide mode.
1238 | // This sets the mode for the entire view. If we want to make this setting
1239 | // per-column we'll either have to generalize RelatedPacketDelegate so that
1240 | // we can set it for entire rows or create another delegate.
1241 | Qt::TextElideMode elide_mode = Qt::ElideRight;
1242 | switch (prefs.gui_packet_list_elide_mode) {
1243 | case ELIDE_LEFT:
1244 | elide_mode = Qt::ElideLeft;
1245 | break;
1246 | case ELIDE_MIDDLE:
1247 | elide_mode = Qt::ElideMiddle;
1248 | break;
1249 | case ELIDE_NONE:
1250 | elide_mode = Qt::ElideNone;
1251 | break;
1252 | default:
1253 | break;
1254 | }
1255 | setTextElideMode(elide_mode);
1256 | }
1257 |
1258 | void PacketList::freezePacketList(bool changing_profile)
1259 | {
1260 | changing_profile_ = changing_profile;
1261 | freeze(true);
1262 | }
1263 |
1264 | void PacketList::recolorPackets()
1265 | {
1266 | packet_list_model_->resetColorized();
1267 | redrawVisiblePackets();
1268 | }
1269 |
1270 | // Enable autoscroll.
1271 | void PacketList::setVerticalAutoScroll(bool enabled)
1272 | {
1273 | tail_at_end_ = enabled;
1274 | if (enabled && capture_in_progress_) {
1275 | scrollToBottom();
1276 | }
1277 | }
1278 |
1279 | // Called when we finish reading, reloading, rescanning, and retapping
1280 | // packets.
1281 | void PacketList::captureFileReadFinished()
1282 | {
1283 | packet_list_model_->flushVisibleRows();
1284 | packet_list_model_->dissectIdle(true);
1285 | // Invalidating the column strings picks up and request/response
1286 | // tracking changes. We might just want to call it from flushVisibleRows.
1287 | packet_list_model_->invalidateAllColumnStrings();
1288 | // Sort *after* invalidating the column strings
1289 | if (isSortingEnabled()) {
1290 | sortByColumn(header()->sortIndicatorSection(), header()->sortIndicatorOrder());
1291 | }
1292 | }
1293 |
1294 | bool PacketList::freeze(bool keep_current_frame)
1295 | {
1296 | if (!cap_file_ || model() == Q_NULLPTRnullptr) {
1297 | // No capture file or already frozen
1298 | return false;
1299 | }
1300 |
1301 | frame_data *current_frame = cap_file_->current_frame;
1302 | column_state_ = header()->saveState();
1303 | setHeaderHidden(true);
1304 | frozen_current_row_ = currentIndex();
1305 | frozen_selected_rows_ = selectionModel()->selectedRows();
1306 | selectionModel()->clear();
1307 | setModel(Q_NULLPTRnullptr);
1308 | // It looks like GTK+ sends a cursor-changed signal at this point but Qt doesn't
1309 | // call selectionChanged.
1310 | related_packet_delegate_.clear();
1311 |
1312 | if (keep_current_frame) {
1313 | cap_file_->current_frame = current_frame;
1314 | }
1315 |
1316 | /* Clears packet list as well as byteview */
1317 | emit framesSelected(QList<int>());
1318 |
1319 | return true;
1320 | }
1321 |
1322 | bool PacketList::thaw(bool restore_selection)
1323 | {
1324 | if (!cap_file_ || model() != Q_NULLPTRnullptr) {
1325 | // No capture file or not frozen
1326 | return false;
1327 | }
1328 |
1329 | setHeaderHidden(false);
1330 | // Note that if we have a current sort status set in the header,
1331 | // this will automatically try to sort the model (we don't want
1332 | // that to happen if we're in the middle of reading the file).
1333 | setModel(packet_list_model_);
1334 |
1335 | if (changing_profile_) {
1336 | // When changing profile the new recent settings must be applied to the columns.
1337 | applyRecentColumnWidths();
1338 | setColumnVisibility();
1339 | changing_profile_ = false;
1340 | } else {
1341 | // Resetting the model resets our column widths so we restore them here.
1342 | // We don't reapply the recent settings because the user could have
1343 | // resized the columns manually since they were initially loaded.
1344 | header()->restoreState(column_state_);
1345 | }
1346 |
1347 | if (restore_selection && frozen_selected_rows_.length() > 0 && selectionModel()) {
1348 | /* This updates our selection, which redissects the current packet,
1349 | * which is needed when we're called from MainWindow::layoutPanes.
1350 | * Also, this resets all ProtoTree and ByteView data */
1351 | clearSelection();
1352 | setCurrentIndex(frozen_current_row_);
1353 | foreach (QModelIndex idx, frozen_selected_rows_)for (auto _container_1353 = QtPrivate::qMakeForeachContainer( frozen_selected_rows_); _container_1353.i != _container_1353. e; ++_container_1353.i) if (QModelIndex idx = *_container_1353 .i; false) {} else {
1354 | selectionModel()->select(idx, QItemSelectionModel::Select | QItemSelectionModel::Rows);
1355 | }
1356 | scrollTo(currentIndex(), PositionAtCenter);
1357 | }
1358 | frozen_current_row_ = QModelIndex();
1359 | frozen_selected_rows_ = QModelIndexList();
1360 |
1361 | return true;
1362 | }
1363 |
1364 | void PacketList::clear() {
1365 | related_packet_delegate_.clear();
1366 | selectionModel()->clear();
1367 | packet_list_model_->clear();
1368 | proto_tree_->clear();
1369 | selection_history_.clear();
1370 | cur_history_ = -1;
1371 | in_history_ = false;
1372 |
1373 | QImage overlay;
1374 | overlay_sb_->setNearOverlayImage(overlay);
1375 | overlay_sb_->setMarkedPacketImage(overlay);
1376 | create_near_overlay_ = true;
1377 | create_far_overlay_ = true;
1378 | }
1379 |
1380 | void PacketList::writeRecent(FILE *rf) {
1381 | int width, col_fmt;
1382 | char xalign;
1383 |
1384 | fprintf (rf, "%s:\n", RECENT_KEY_COL_WIDTH"column.width");
1385 | for (unsigned col = 0; col < prefs.num_cols; col++) {
1386 | if (col > 0) {
1387 | fprintf (rf, ",\n");
1388 | }
1389 | col_fmt = get_column_format(col);
1390 | if (col_fmt == COL_CUSTOM) {
1391 | fprintf (rf, " \"%%Cus:%s\",", get_column_custom_fields(col));
1392 | } else {
1393 | fprintf (rf, " %s,", col_format_to_string(col_fmt));
1394 | }
1395 | width = recent_get_column_width (col);
1396 | xalign = recent_get_column_xalign (col);
1397 | fprintf (rf, " %d", width);
1398 | if (xalign != COLUMN_XALIGN_DEFAULT0) {
1399 | fprintf (rf, ":%c", xalign);
1400 | }
1401 | }
1402 | fprintf (rf, "\n");
1403 | }
1404 |
1405 | bool PacketList::contextMenuActive()
1406 | {
1407 | return ctx_column_ >= 0 ? true : false;
1408 | }
1409 |
1410 | QString PacketList::getFilterFromRowAndColumn(QModelIndex idx)
1411 | {
1412 | frame_data *fdata;
1413 | QString filter;
1414 |
1415 | if (! idx.isValid())
1416 | return filter;
1417 |
1418 | int row = idx.row();
1419 | int column = idx.column();
1420 |
1421 | if (!cap_file_ || !packet_list_model_ || column < 0 || (unsigned)column >= cap_file_->cinfo.num_cols)
1422 | return filter;
1423 |
1424 | fdata = packet_list_model_->getRowFdata(row);
1425 |
1426 | if (fdata != NULL__null) {
1427 | epan_dissect_t edt;
1428 | wtap_rec rec; /* Record information */
1429 |
1430 | wtap_rec_init(&rec, DEFAULT_INIT_BUFFER_SIZE_2048(2 * 1024));
1431 | if (!cf_read_record(cap_file_, fdata, &rec)) {
1432 | wtap_rec_cleanup(&rec);
1433 | return filter; /* error reading the record */
1434 | }
1435 | /* proto tree, visible. We need a proto tree if there's custom columns */
1436 | epan_dissect_init(&edt, cap_file_->epan, have_custom_cols(&cap_file_->cinfo), false);
1437 | col_custom_prime_edt(&edt, &cap_file_->cinfo);
1438 |
1439 | epan_dissect_run(&edt, cap_file_->cd_t, &rec, fdata, &cap_file_->cinfo);
1440 |
1441 | if (cap_file_->cinfo.columns[column].col_fmt == COL_CUSTOM) {
1442 | filter.append(gchar_free_to_qstring(col_custom_get_filter(&edt, &cap_file_->cinfo, (unsigned)column)));
1443 | } else {
1444 | /* We don't need to fill in the custom columns, as we get their
1445 | * filters above.
1446 | */
1447 | col_fill_in(&edt.pi, true, true);
1448 | if (strlen(cap_file_->cinfo.col_expr.col_expr[column]) != 0 &&
1449 | strlen(cap_file_->cinfo.col_expr.col_expr_val[column]) != 0) {
1450 | bool is_string_value = false;
1451 | header_field_info *hfi = proto_registrar_get_byname(cap_file_->cinfo.col_expr.col_expr[column]);
1452 | if (hfi && FT_IS_STRING(hfi->type)((hfi->type) == FT_STRING || (hfi->type) == FT_STRINGZ || (hfi->type) == FT_STRINGZPAD || (hfi->type) == FT_STRINGZTRUNC || (hfi->type) == FT_UINT_STRING || (hfi->type) == FT_AX25 )) {
1453 | /* Could be an address type such as usb.src which must be quoted. */
1454 | is_string_value = true;
1455 | }
1456 |
1457 | if (filter.isEmpty()) {
1458 | if (is_string_value) {
1459 | filter.append(QStringLiteral("%1 == \"%2\"")(QString(QtPrivate::qMakeStringPrivate(u"" "%1 == \"%2\"")))
1460 | .arg(cap_file_->cinfo.col_expr.col_expr[column])
1461 | .arg(cap_file_->cinfo.col_expr.col_expr_val[column]));
1462 | } else {
1463 | filter.append(QStringLiteral("%1 == %2")(QString(QtPrivate::qMakeStringPrivate(u"" "%1 == %2")))
1464 | .arg(cap_file_->cinfo.col_expr.col_expr[column])
1465 | .arg(cap_file_->cinfo.col_expr.col_expr_val[column]));
1466 | }
1467 | }
1468 | }
1469 | }
1470 |
1471 | epan_dissect_cleanup(&edt);
1472 | wtap_rec_cleanup(&rec);
1473 | }
1474 |
1475 | return filter;
1476 | }
1477 |
1478 | void PacketList::resetColorized()
1479 | {
1480 | packet_list_model_->resetColorized();
1481 | update();
1482 | }
1483 |
1484 | QString PacketList::getPacketComment(unsigned c_number)
1485 | {
1486 | int row = currentIndex().row();
1487 | const frame_data *fdata;
1488 | char *pkt_comment;
1489 | wtap_opttype_return_val result;
1490 | QString ret_val = NULL__null;
1491 |
1492 | if (!cap_file_ || !packet_list_model_) return NULL__null;
1493 |
1494 | fdata = packet_list_model_->getRowFdata(row);
1495 |
1496 | if (!fdata) return NULL__null;
1497 |
1498 | wtap_block_t pkt_block = cf_get_packet_block(cap_file_, fdata);
1499 | result = wtap_block_get_nth_string_option_value(pkt_block, OPT_COMMENT1, c_number, &pkt_comment);
1500 | if (result == WTAP_OPTTYPE_SUCCESS) {
1501 | ret_val = QString(pkt_comment);
1502 | }
1503 | wtap_block_unref(pkt_block);
1504 | return ret_val;
1505 | }
1506 |
1507 | void PacketList::addPacketComment(QString new_comment)
1508 | {
1509 | if (!cap_file_ || !packet_list_model_) return;
1510 | if (new_comment.isEmpty()) return;
1511 |
1512 | QByteArray ba = new_comment.toUtf8();
1513 |
1514 | /*
1515 | * Make sure this would fit in a pcapng option.
1516 | *
1517 | * XXX - 65535 is the maximum size for an option in pcapng;
1518 | * what if another capture file format supports larger
1519 | * comments?
1520 | */
1521 | if (ba.size() > 65535) {
1522 | simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK0x01,
1523 | "That comment is too large to save in a capture file.");
1524 | return;
1525 | }
1526 |
1527 | if (selectionModel() && selectionModel()->hasSelection()) {
1528 | packet_list_model_->addFrameComment(selectionModel()->selectedRows(), ba);
1529 | drawCurrentPacket();
1530 | }
1531 | }
1532 |
1533 | void PacketList::setPacketComment(unsigned c_number, QString new_comment)
1534 | {
1535 | QModelIndex curIndex = currentIndex();
1536 |
1537 | if (!cap_file_ || !packet_list_model_) return;
1538 |
1539 | QByteArray ba = new_comment.toUtf8();
1540 | /*
1541 | * Make sure this would fit in a pcapng option.
1542 | *
1543 | * XXX - 65535 is the maximum size for an option in pcapng;
1544 | * what if another capture file format supports larger
1545 | * comments?
1546 | */
1547 | if (ba.size() > 65535) {
1548 | simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK0x01,
1549 | "That comment is too large to save in a capture file.");
1550 | return;
1551 | }
1552 |
1553 | packet_list_model_->setFrameComment(curIndex, ba, c_number);
1554 | drawCurrentPacket();
1555 | }
1556 |
1557 | QString PacketList::allPacketComments()
1558 | {
1559 | uint32_t framenum;
1560 | frame_data *fdata;
1561 | QString buf_str;
1562 |
1563 | if (!cap_file_) return buf_str;
1564 |
1565 | for (framenum = 1; framenum <= cap_file_->count ; framenum++) {
1566 | fdata = frame_data_sequence_find(cap_file_->provider.frames, framenum);
1567 |
1568 | wtap_block_t pkt_block = cf_get_packet_block(cap_file_, fdata);
1569 |
1570 | if (pkt_block) {
1571 | unsigned n_comments = wtap_block_count_option(pkt_block, OPT_COMMENT1);
1572 | for (unsigned i = 0; i < n_comments; i++) {
1573 | char *comment_text;
1574 | if (WTAP_OPTTYPE_SUCCESS == wtap_block_get_nth_string_option_value(pkt_block, OPT_COMMENT1, i, &comment_text)) {
1575 | buf_str.append(tr("Frame %1: %2\n\n").arg(framenum).arg(comment_text));
1576 | if (buf_str.length() > max_comments_to_fetch_) {
1577 | buf_str.append(tr("[ Comment text exceeds %1. Stopping. ]")
1578 | .arg(format_size(max_comments_to_fetch_, FORMAT_SIZE_UNIT_BYTES, FORMAT_SIZE_PREFIX_SI)format_size_wmem(__null, max_comments_to_fetch_, FORMAT_SIZE_UNIT_BYTES , (1 << 0))));
1579 | return buf_str;
1580 | }
1581 | }
1582 | }
1583 | }
1584 | }
1585 | return buf_str;
1586 | }
1587 |
1588 | void PacketList::deleteCommentsFromPackets()
1589 | {
1590 | if (!cap_file_ || !packet_list_model_) return;
1591 |
1592 | if (selectionModel() && selectionModel()->hasSelection()) {
1593 | packet_list_model_->deleteFrameComments(selectionModel()->selectedRows());
1594 | drawCurrentPacket();
1595 | }
1596 | }
1597 |
1598 | void PacketList::deleteAllPacketComments()
1599 | {
1600 | if (!cap_file_ || !packet_list_model_) return;
1601 |
1602 | packet_list_model_->deleteAllFrameComments();
1603 | drawCurrentPacket();
1604 | }
1605 |
1606 |
1607 | // Slots
1608 |
1609 | void PacketList::setCaptureFile(capture_file *cf)
1610 | {
1611 | cap_file_ = cf;
1612 | packet_list_model_->setCaptureFile(cf);
1613 | if (cf) {
1614 | if (columns_changed_) {
1615 | columnsChanged();
1616 | } else {
1617 | // Restore columns widths and visibility.
1618 | header()->restoreState(column_state_);
1619 | setColumnVisibility();
1620 | }
1621 | }
1622 | create_near_overlay_ = true;
1623 | changing_profile_ = false;
1624 | sortByColumn(-1, Qt::AscendingOrder);
1625 | }
1626 |
1627 | void PacketList::setMonospaceFont(const QFont &mono_font)
1628 | {
1629 | setFont(mono_font);
1630 | }
1631 |
1632 | void PacketList::setRegularFont(const QFont &regular_font)
1633 | {
1634 | header()->setFont(regular_font);
1635 | header()->viewport()->setFont(regular_font);
1636 | }
1637 |
1638 | void PacketList::goNextPacket(void)
1639 | {
1640 | if (QApplication::keyboardModifiers() & Qt::AltModifier) {
1641 | // Alt+toolbar
1642 | goNextHistoryPacket();
1643 | return;
1644 | }
1645 |
1646 | if (selectionModel()->hasSelection()) {
1647 | selectionModel()->setCurrentIndex(moveCursor(MoveDown, Qt::NoModifier), QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
1648 | } else {
1649 | // First visible packet.
1650 | selectionModel()->setCurrentIndex(indexAt(viewport()->rect().topLeft()), QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
1651 | }
1652 |
1653 | scrollViewChanged(false);
1654 | }
1655 |
1656 | void PacketList::goPreviousPacket(void)
1657 | {
1658 | if (QApplication::keyboardModifiers() & Qt::AltModifier) {
1659 | // Alt+toolbar
1660 | goPreviousHistoryPacket();
1661 | return;
1662 | }
1663 |
1664 | if (selectionModel()->hasSelection()) {
1665 | selectionModel()->setCurrentIndex(moveCursor(MoveUp, Qt::NoModifier), QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
1666 | } else {
1667 | // Last visible packet.
1668 | QModelIndex last_idx = indexAt(viewport()->rect().bottomLeft());
1669 | if (last_idx.isValid()) {
1670 | selectionModel()->setCurrentIndex(last_idx, QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
1671 | } else {
1672 | goLastPacket();
1673 | }
1674 | }
1675 |
1676 | scrollViewChanged(false);
1677 | }
1678 |
1679 | void PacketList::goFirstPacket(void) {
1680 | if (packet_list_model_->rowCount() < 1) return;
1681 | selectionModel()->setCurrentIndex(packet_list_model_->index(0, 0), QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
1682 | scrollTo(currentIndex());
1683 |
1684 | scrollViewChanged(false);
1685 | }
1686 |
1687 | void PacketList::goLastPacket(void) {
1688 | if (packet_list_model_->rowCount() < 1) return;
1689 | selectionModel()->setCurrentIndex(packet_list_model_->index(packet_list_model_->rowCount() - 1, 0), QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
1690 | scrollTo(currentIndex());
1691 |
1692 | scrollViewChanged(false);
1693 | }
1694 |
1695 | void PacketList::goToPacket(int packet, int hf_id)
1696 | {
1697 | if (!cf_goto_frame(cap_file_, packet, false))
1698 | return;
1699 |
1700 | // cf_goto_frame only returns true if packet_list_select_row_from_data
1701 | // succeeds, the latter has already selected and scrolled to the frame.
1702 | if (hf_id > 0) {
1703 | proto_tree_->goToHfid(hf_id);
1704 | }
1705 |
1706 | scrollViewChanged(false);
1707 | }
1708 |
1709 | void PacketList::goNextHistoryPacket()
1710 | {
1711 | if (haveNextHistory(true)) {
1712 | in_history_ = true;
1713 | goToPacket(selection_history_.at(cur_history_));
1714 | in_history_ = false;
1715 | }
1716 | }
1717 |
1718 | void PacketList::goPreviousHistoryPacket()
1719 | {
1720 | if (havePreviousHistory(true)) {
1721 | in_history_ = true;
1722 | goToPacket(selection_history_.at(cur_history_));
1723 | in_history_ = false;
1724 | }
1725 | }
1726 |
1727 | void PacketList::markFrame()
1728 | {
1729 | if (!cap_file_ || !packet_list_model_) return;
1730 |
1731 | QModelIndexList frames;
1732 |
1733 | if (selectionModel() && selectionModel()->hasSelection())
1734 | {
1735 | QModelIndexList selRows = selectionModel()->selectedRows(0);
1736 | foreach (QModelIndex idx, selRows)for (auto _container_1736 = QtPrivate::qMakeForeachContainer( selRows); _container_1736.i != _container_1736.e; ++_container_1736 .i) if (QModelIndex idx = *_container_1736.i; false) {} else
1737 | {
1738 | if (idx.isValid())
1739 | {
1740 | frames << idx;
1741 | }
1742 | }
1743 | }
1744 | else
1745 | frames << currentIndex();
1746 |
1747 | packet_list_model_->toggleFrameMark(frames);
1748 |
1749 | // Make sure the packet list's frame.marked related field text is updated.
1750 | redrawVisiblePackets();
1751 |
1752 | create_far_overlay_ = true;
1753 | packets_bar_update();
1754 | }
1755 |
1756 | void PacketList::markAllDisplayedFrames(bool set)
1757 | {
1758 | if (!cap_file_ || !packet_list_model_) return;
1759 |
1760 | packet_list_model_->setDisplayedFrameMark(set);
1761 |
1762 | // Make sure the packet list's frame.marked related field text is updated.
1763 | redrawVisiblePackets();
1764 |
1765 | create_far_overlay_ = true;
1766 | packets_bar_update();
1767 | }
1768 |
1769 | void PacketList::ignoreFrame()
1770 | {
1771 | if (!cap_file_ || !packet_list_model_) return;
1772 |
1773 | QModelIndexList frames;
1774 |
1775 | if (selectionModel() && selectionModel()->hasSelection())
1776 | {
1777 | foreach (QModelIndex idx, selectionModel()->selectedRows(0))for (auto _container_1777 = QtPrivate::qMakeForeachContainer( selectionModel()->selectedRows(0)); _container_1777.i != _container_1777 .e; ++_container_1777.i) if (QModelIndex idx = *_container_1777 .i; false) {} else
1778 | {
1779 | if (idx.isValid())
1780 | {
1781 | frames << idx;
1782 | }
1783 | }
1784 | }
1785 | else
1786 | frames << currentIndex();
1787 |
1788 |
1789 | packet_list_model_->toggleFrameIgnore(frames);
1790 | create_far_overlay_ = true;
1791 | int sb_val = verticalScrollBar()->value(); // Surely there's a better way to keep our position?
1792 | setUpdatesEnabled(false);
1793 | emit packetDissectionChanged();
1794 | setUpdatesEnabled(true);
1795 | verticalScrollBar()->setValue(sb_val);
1796 | }
1797 |
1798 | void PacketList::ignoreAllDisplayedFrames(bool set)
1799 | {
1800 | if (!cap_file_ || !packet_list_model_) return;
1801 |
1802 | packet_list_model_->setDisplayedFrameIgnore(set);
1803 | create_far_overlay_ = true;
1804 | emit packetDissectionChanged();
1805 | }
1806 |
1807 | void PacketList::setTimeReference()
1808 | {
1809 | if (!cap_file_ || !packet_list_model_) return;
1810 | packet_list_model_->toggleFrameRefTime(currentIndex());
1811 | create_far_overlay_ = true;
1812 | }
1813 |
1814 | void PacketList::unsetAllTimeReferences()
1815 | {
1816 | if (!cap_file_ || !packet_list_model_) return;
1817 | packet_list_model_->unsetAllFrameRefTime();
1818 | create_far_overlay_ = true;
1819 | }
1820 |
1821 | void PacketList::applyTimeShift()
1822 | {
1823 | packet_list_model_->resetColumns();
1824 | redrawVisiblePackets();
1825 | emit packetDissectionChanged();
1826 | }
1827 |
1828 | void PacketList::updatePackets(bool redraw)
1829 | {
1830 | if (redraw) {
1831 | packet_list_model_->resetColumns();
1832 | redrawVisiblePackets();
1833 | } else {
1834 | update();
1835 | }
1836 | }
1837 |
1838 | void PacketList::columnVisibilityTriggered()
1839 | {
1840 | QAction *ha = qobject_cast<QAction*>(sender());
1841 | if (!ha) return;
1842 |
1843 | int col = ha->data().toInt();
1844 | set_column_visible(col, ha->isChecked());
1845 | setColumnVisibility();
1846 | if (ha->isChecked()) {
1847 | setRecentColumnWidth(col);
1848 | }
1849 | prefs_main_write();
1850 | }
1851 |
1852 | void PacketList::sectionResized(int col, int, int new_width)
1853 | {
1854 | if (isVisible() && !columns_changed_ && !set_column_visibility_ && !set_style_sheet_ && new_width > 0) {
1855 | // Column 1 gets an invalid value (32 on macOS) when we're not yet
1856 | // visible.
1857 | //
1858 | // Don't set column width when columns changed or setting column
1859 | // visibility because we may get a sectionResized() from QTreeView
1860 | // with values from a old columns layout.
1861 | //
1862 | // Don't set column width when hiding a column.
1863 |
1864 | recent_set_column_width(col, new_width);
1865 | }
1866 | }
1867 |
1868 | // The user moved a column. Make sure prefs.col_list, the column format
1869 | // array, and the header's visual and logical indices all agree.
1870 | // gtk/packet_list.c:column_dnd_changed_cb
1871 | void PacketList::sectionMoved(int logicalIndex, int oldVisualIndex, int newVisualIndex)
1872 | {
1873 | GList *new_col_list = NULL__null;
1874 | GList *new_recent_col_list = NULL__null;
1875 | QList<int> saved_sizes;
1876 | int sort_idx;
1877 |
1878 | // Since we undo the move below, these should always stay in sync.
1879 | // Otherwise the order of columns can be unexpected after drag and drop.
1880 | if (logicalIndex != oldVisualIndex) {
1881 | ws_warning("Column moved from an unexpected state (%d, %d, %d)",do { if (true) { ws_log_full("", LOG_LEVEL_WARNING, "ui/qt/packet_list.cpp" , 1882, __func__, "Column moved from an unexpected state (%d, %d, %d)" , logicalIndex, oldVisualIndex, newVisualIndex); } } while (0 )
1882 | logicalIndex, oldVisualIndex, newVisualIndex)do { if (true) { ws_log_full("", LOG_LEVEL_WARNING, "ui/qt/packet_list.cpp" , 1882, __func__, "Column moved from an unexpected state (%d, %d, %d)" , logicalIndex, oldVisualIndex, newVisualIndex); } } while (0 );
1883 | }
1884 |
1885 | // Remember which column should be sorted. Use the visual index since this
1886 | // points to the current GUI state rather than the outdated column order
1887 | // (indicated by the logical index).
1888 | sort_idx = header()->sortIndicatorSection();
1889 | if (sort_idx != -1) {
1890 | sort_idx = header()->visualIndex(sort_idx);
1891 | }
1892 |
1893 | // Build a new column list based on the header's logical order.
1894 | for (int vis_idx = 0; vis_idx < header()->count(); vis_idx++) {
1895 | int log_idx = header()->logicalIndex(vis_idx);
1896 | saved_sizes << header()->sectionSize(log_idx);
1897 |
1898 | void *pref_data = g_list_nth_data(prefs.col_list, log_idx);
1899 | if (pref_data) {
1900 | new_col_list = g_list_append(new_col_list, pref_data);
1901 | }
1902 |
1903 | pref_data = g_list_nth_data(recent.col_width_list, log_idx);
1904 | if (pref_data) {
1905 | new_recent_col_list = g_list_append(new_recent_col_list, pref_data);
1906 | }
1907 | }
1908 |
1909 | // Undo move to ensure that the logical indices map to the visual indices,
1910 | // otherwise the column order is changed twice (once via the modified
1911 | // col_list, once because of the visual/logical index mismatch).
1912 | disconnect(header(), &QHeaderView::sectionMoved, this, &PacketList::sectionMoved);
1913 | header()->moveSection(newVisualIndex, oldVisualIndex);
1914 | connect(header(), &QHeaderView::sectionMoved, this, &PacketList::sectionMoved);
1915 |
1916 | // Clear and rebuild our (and the header's) model. There doesn't appear
1917 | // to be another way to reset the logical index.
1918 | freeze();
1919 |
1920 | g_list_free(prefs.col_list);
1921 | prefs.col_list = new_col_list;
1922 | g_list_free(recent.col_width_list);
1923 | recent.col_width_list = new_recent_col_list;
1924 |
1925 | thaw(true);
1926 |
1927 | for (int i = 0; i < saved_sizes.length(); i++) {
1928 | if (saved_sizes[i] < 1) continue;
1929 | header()->resizeSection(i, saved_sizes[i]);
1930 | }
1931 |
1932 | prefs_main_write();
1933 |
1934 | mainApp->emitAppSignal(MainApplication::ColumnsChanged);
1935 |
1936 | // If the column with the sort indicator got shifted, mark the new column
1937 | // after updating the columns contents (via ColumnsChanged) to ensure that
1938 | // the columns are sorted using the intended column contents.
1939 | int left_col = MIN(oldVisualIndex, newVisualIndex)(((oldVisualIndex) < (newVisualIndex)) ? (oldVisualIndex) : (newVisualIndex));
1940 | int right_col = MAX(oldVisualIndex, newVisualIndex)(((oldVisualIndex) > (newVisualIndex)) ? (oldVisualIndex) : (newVisualIndex));
1941 | if (left_col <= sort_idx && sort_idx <= right_col) {
1942 | header()->setSortIndicator(sort_idx, header()->sortIndicatorOrder());
1943 | }
1944 | }
1945 |
1946 | QString PacketList::createSummaryText(QModelIndex idx, SummaryCopyType type)
1947 | {
1948 | if (! idx.isValid())
1949 | return "";
1950 |
1951 | QStringList col_parts;
1952 | int row = idx.row();
1953 | for (int col = 0; col < packet_list_model_->columnCount(); col++) {
1954 | if (get_column_visible(col)) {
1955 | col_parts << packet_list_model_->data(packet_list_model_->index(row, col), Qt::DisplayRole).toString();
1956 | }
1957 | }
1958 | return joinSummaryRow(col_parts, row, type);
1959 | }
1960 |
1961 | QString PacketList::createHeaderSummaryText(SummaryCopyType type)
1962 | {
1963 | QStringList col_parts;
1964 | for (int col = 0; col < packet_list_model_->columnCount(); ++col) {
1965 | if (get_column_visible(col)) {
1966 | col_parts << packet_list_model_->headerData(col, Qt::Orientation::Horizontal, Qt::DisplayRole).toString();
1967 | }
1968 | }
1969 | return joinSummaryRow(col_parts, 0, type);
1970 | }
1971 |
1972 | QStringList PacketList::createHeaderPartsForAligned()
1973 | {
1974 | QStringList hdr_parts;
1975 | for (int col = 0; col < packet_list_model_->columnCount(); ++col) {
1976 | if (get_column_visible(col)) {
1977 | hdr_parts << packet_list_model_->headerData(col, Qt::Orientation::Horizontal, Qt::DisplayRole).toString();
1978 | }
1979 | }
1980 | return hdr_parts;
1981 | }
1982 |
1983 | QList<int> PacketList::createAlignmentPartsForAligned()
1984 | {
1985 | QList<int> align_parts;
1986 | for (int col = 0; col < packet_list_model_->columnCount(); col++) {
1987 | if (get_column_visible(col)) {
1988 | align_parts << packet_list_model_->data(packet_list_model_->index(0, col), Qt::TextAlignmentRole).toInt();
1989 | }
1990 | }
1991 | return align_parts;
1992 | }
1993 |
1994 | QList<int> PacketList::createSizePartsForAligned(bool useHeader, QStringList hdr_parts, QList<int> rows)
1995 | {
1996 | QList<int> size_parts;
1997 |
1998 | for (int i = 0; i < hdr_parts.size(); ++i) {
1999 | if (useHeader)
2000 | size_parts << static_cast<int>(hdr_parts.at(i).size());
2001 | else
2002 | size_parts << 0;
2003 | }
2004 |
2005 | foreach(int row, rows)for (auto _container_2005 = QtPrivate::qMakeForeachContainer( rows); _container_2005.i != _container_2005.e; ++_container_2005 .i) if (int row = *_container_2005.i; false) {} else
2006 | {
2007 | QModelIndex idx = model()->index(row, 0);
2008 | if (! idx.isValid())
2009 | continue;
2010 |
2011 | QStringList col_parts;
2012 | for (int col = 0; col < packet_list_model_->columnCount(); col++) {
2013 | if (get_column_visible(col)) {
2014 | col_parts << (packet_list_model_->data(packet_list_model_->index(row, col), Qt::DisplayRole).toString());
2015 | }
2016 | }
2017 |
2018 | for (int i = 0; i < col_parts.size(); ++i) {
2019 | if (col_parts.at(i).size() > size_parts.at(i)) {
2020 | size_parts[i] = static_cast<int>(col_parts.at(i).size());
2021 | }
2022 | }
2023 | col_parts.clear();
2024 | }
2025 |
2026 | return size_parts;
2027 | }
2028 |
2029 | QString PacketList::createHeaderSummaryForAligned(QStringList hdr_parts, QList<int> align_parts, QList<int> size_parts)
2030 | {
2031 | QString hdr_text;
2032 | for (int i = 0; i < hdr_parts.size(); ++i) {
2033 | if (align_parts.at(i) == Qt::AlignLeft) {
2034 | hdr_text += hdr_parts[i].leftJustified(size_parts.at(i), ' ') + " ";
2035 | }
2036 | else if (align_parts.at(i) == Qt::AlignRight) {
2037 | hdr_text += hdr_parts[i].rightJustified(size_parts.at(i), ' ') + " ";
2038 | }
2039 | }
2040 | return QStringLiteral("-%1")(QString(QtPrivate::qMakeStringPrivate(u"" "-%1"))).arg(hdr_text).trimmed().mid(1);
2041 | }
2042 |
2043 | QString PacketList::createSummaryForAligned(QModelIndex idx, QList<int> align_parts, QList<int> size_parts)
2044 | {
2045 | if (! idx.isValid())
2046 | return "";
2047 |
2048 | QStringList col_parts;
2049 | int row = idx.row();
2050 | for (int col = 0; col < packet_list_model_->columnCount(); col++) {
2051 | if (get_column_visible(col)) {
2052 | col_parts << packet_list_model_->data(packet_list_model_->index(row, col), Qt::DisplayRole).toString();
2053 | }
2054 | }
2055 |
2056 | QString col_text;
2057 | for (int i = 0; i < col_parts.size(); ++i) {
2058 | if (align_parts.at(i) == Qt::AlignLeft) {
2059 | col_text += col_parts[i].leftJustified(size_parts.at(i), ' ') + " ";
2060 | }
2061 | else if (align_parts.at(i) == Qt::AlignRight) {
2062 | col_text += col_parts[i].rightJustified(size_parts.at(i), ' ') + " ";
2063 | }
2064 | }
2065 |
2066 | return QStringLiteral("-%1")(QString(QtPrivate::qMakeStringPrivate(u"" "-%1"))).arg(col_text).trimmed().mid(1);
2067 | }
2068 |
2069 | QString PacketList::createDefaultStyleForHtml()
2070 | {
2071 | QString fontFamily = QString(prefs.gui_font_name).split(",")[0];
2072 | QString fontSize = QString(prefs.gui_font_name).split(",")[1];
2073 |
2074 | return QStringLiteral("<style>"(QString(QtPrivate::qMakeStringPrivate(u"" "<style>" "table{font-family:%1;font-size:%2pt;}" "th{background-color:#000000;color:#ffffff;text-align:left;}" "th,td{padding:%3pt}" "</style>")))
2075 | "table{font-family:%1;font-size:%2pt;}"(QString(QtPrivate::qMakeStringPrivate(u"" "<style>" "table{font-family:%1;font-size:%2pt;}" "th{background-color:#000000;color:#ffffff;text-align:left;}" "th,td{padding:%3pt}" "</style>")))
2076 | "th{background-color:#000000;color:#ffffff;text-align:left;}"(QString(QtPrivate::qMakeStringPrivate(u"" "<style>" "table{font-family:%1;font-size:%2pt;}" "th{background-color:#000000;color:#ffffff;text-align:left;}" "th,td{padding:%3pt}" "</style>")))
2077 | "th,td{padding:%3pt}"(QString(QtPrivate::qMakeStringPrivate(u"" "<style>" "table{font-family:%1;font-size:%2pt;}" "th{background-color:#000000;color:#ffffff;text-align:left;}" "th,td{padding:%3pt}" "</style>")))
2078 | "</style>")(QString(QtPrivate::qMakeStringPrivate(u"" "<style>" "table{font-family:%1;font-size:%2pt;}" "th{background-color:#000000;color:#ffffff;text-align:left;}" "th,td{padding:%3pt}" "</style>"))).arg(fontFamily, fontSize).arg(fontSize.toInt() / 2);
2079 | }
2080 |
2081 | QString PacketList::createOpeningTagForHtml()
2082 | {
2083 | return "<table>";
2084 | }
2085 |
2086 | QString PacketList::createHeaderSummaryForHtml()
2087 | {
2088 | QString hdr_text;
2089 | hdr_text += "<tr>";
2090 | for (int col = 0; col < packet_list_model_->columnCount(); ++col) {
2091 | if (get_column_visible(col)) {
2092 | hdr_text += "<th>";
2093 | hdr_text += packet_list_model_->headerData(col, Qt::Orientation::Horizontal, Qt::DisplayRole).toString();
2094 | hdr_text += "</th>";
2095 | }
2096 | }
2097 | hdr_text += "</tr>";
2098 | return hdr_text;
2099 | }
2100 |
2101 | QString PacketList::createSummaryForHtml(QModelIndex idx)
2102 | {
2103 | if (! idx.isValid())
2104 | return "";
2105 |
2106 | int row = idx.row();
2107 | QString col_text;
2108 |
2109 | QString bg_color = packet_list_model_->data(packet_list_model_->index(row, 0), Qt::BackgroundRole).toString();
2110 | QString fg_color = packet_list_model_->data(packet_list_model_->index(row, 0), Qt::ForegroundRole).toString();
2111 | col_text += "<tr style=\"background-color:" + bg_color + ";color:" + fg_color + ";\">";
2112 |
2113 | QString alignment[] = {"left", "right", "center", "justify"};
2114 |
2115 | for (int col = 0; col < packet_list_model_->columnCount(); col++) {
2116 | if (get_column_visible(col)) {
2117 | col_text += "<td style=\"text-align:" + alignment[packet_list_model_->data(packet_list_model_->index(row, col), Qt::TextAlignmentRole).toInt() / 2] + ";\">";
2118 | col_text += packet_list_model_->data(packet_list_model_->index(row, col), Qt::DisplayRole).toString();
2119 | col_text += "</td>";
2120 | }
2121 | }
2122 |
2123 | col_text += "</tr>";
2124 | return col_text;
2125 | }
2126 |
2127 | QString PacketList::createClosingTagForHtml()
2128 | {
2129 | return "</table>";
2130 | }
2131 |
2132 | void PacketList::copySummary()
2133 | {
2134 | if (!currentIndex().isValid()) return;
2135 |
2136 | QAction *ca = qobject_cast<QAction*>(sender());
2137 | if (!ca) return;
2138 |
2139 | QVariant type = ca->data();
2140 | if (! type.canConvert<SummaryCopyType>())
2141 | return;
2142 | SummaryCopyType copy_type = type.value<SummaryCopyType>();
2143 |
2144 | QString copy_text;
2145 | if (type == CopyAsText || type == CopyAsHTML) {
2146 | if (prefs.gui_packet_list_copy_text_with_aligned_columns) {
2147 | QList<int> rows;
2148 | rows << currentIndex().row();
2149 | QStringList hdr_parts;
2150 | QList<int> align_parts, size_parts;
2151 | hdr_parts = createHeaderPartsForAligned();
2152 | align_parts = createAlignmentPartsForAligned();
2153 | size_parts = createSizePartsForAligned(false, hdr_parts, rows);
2154 | copy_text = createSummaryForAligned(currentIndex(), align_parts, size_parts);
2155 | }
2156 | else {
2157 | copy_text = createSummaryText(currentIndex(), CopyAsText);
2158 | }
2159 | copy_text += "\n";
2160 | if (type == CopyAsHTML) {
2161 | QStringList htmlContent;
2162 | htmlContent << createDefaultStyleForHtml();
2163 | htmlContent << createOpeningTagForHtml();
2164 | htmlContent << createSummaryForHtml(currentIndex());
2165 | htmlContent << createClosingTagForHtml();
2166 | // htmlContent will never be empty as they will always have
2167 | // style and table tags
2168 | QMimeData *mimeData = new QMimeData;
2169 | mimeData->setHtml(htmlContent.join('\n'));
2170 | mimeData->setText(copy_text);
2171 | mainApp->clipboard()->setMimeData(mimeData, QClipboard::Clipboard);
2172 | }
2173 | else {
2174 | mainApp->clipboard()->setText(copy_text);
2175 | }
2176 | }
2177 | else {
2178 | copy_text = createSummaryText(currentIndex(), copy_type);
2179 | if (type != CopyAsYAML)
2180 | copy_text += "\n";
2181 | mainApp->clipboard()->setText(copy_text);
2182 | }
2183 | }
2184 |
2185 | // We need to tell when the user has scrolled the packet list, either to
2186 | // the end or anywhere other than the end.
2187 | void PacketList::vScrollBarActionTriggered(int)
2188 | {
2189 | // If we're scrolling with a mouse wheel or trackpad sliderPosition can end up
2190 | // past the end.
2191 | tail_at_end_ = (overlay_sb_->sliderPosition() >= overlay_sb_->maximum());
2192 |
2193 | scrollViewChanged(tail_at_end_);
2194 | }
2195 |
2196 | void PacketList::scrollViewChanged(bool at_end)
2197 | {
2198 | if (capture_in_progress_) {
2199 | // We want to start auto scrolling when the user scrolls to (or past)
2200 | // the end only if recent.capture_auto_scroll is set.
2201 | // We want to stop autoscrolling if the user scrolls up or uses
2202 | // Go to Packet regardless of the preference setting.
2203 | if (recent.capture_auto_scroll || !at_end) {
2204 | emit packetListScrolled(at_end);
2205 | }
2206 | }
2207 | }
2208 |
2209 | // Goal: Overlay the packet list scroll bar with the colors of all of the
2210 | // packets.
2211 | // Try 1: Average packet colors in each scroll bar raster line. This has
2212 | // two problems: It's easy to wash out colors and we dissect every packet.
2213 | // Try 2: Color across a 5000 or 10000 packet window. We still end up washing
2214 | // out colors.
2215 | // Try 3: One packet per vertical scroll bar pixel. This seems to work best
2216 | // but has the smallest window.
2217 | // Try 4: Use a multiple of the scroll bar height and scale the image down
2218 | // using Qt::SmoothTransformation. This gives us more packets per raster
2219 | // line.
2220 |
2221 | // Odd (prime?) numbers resulted in fewer scaling artifacts. A multiplier
2222 | // of 9 washed out colors a little too much.
2223 | //const int height_multiplier_ = 7;
2224 | void PacketList::drawNearOverlay()
2225 | {
2226 | if (create_near_overlay_) {
2227 | create_near_overlay_ = false;
2228 | }
2229 |
2230 | if (!cap_file_ || cap_file_->state != FILE_READ_DONE) return;
2231 |
2232 | if (!prefs.gui_packet_list_show_minimap) return;
2233 |
2234 | qreal dp_ratio = overlay_sb_->devicePixelRatio();
2235 | int o_height = overlay_sb_->height() * dp_ratio;
2236 | int o_rows = qMin(packet_list_model_->rowCount(), o_height);
2237 | QFontMetricsF fmf(mainApp->font());
2238 | int o_width = ((static_cast<int>(fmf.height())) * 2 * dp_ratio) + 2; // 2ems + 1-pixel border on either side.
2239 |
2240 | if (recent.packet_list_colorize && o_rows > 0) {
2241 | QImage overlay(o_width, o_height, QImage::Format_ARGB32_Premultiplied);
2242 |
2243 | QPainter painter(&overlay);
2244 |
2245 | overlay.fill(Qt::transparent);
2246 |
2247 | int cur_line = 0;
2248 | int start = 0;
2249 |
2250 | if (packet_list_model_->rowCount() > o_height && overlay_sb_->maximum() > 0) {
2251 | start += ((double) overlay_sb_->value() / overlay_sb_->maximum()) * (packet_list_model_->rowCount() - o_rows);
2252 | }
2253 | int end = start + o_rows;
2254 | for (int row = start; row < end; row++) {
2255 | packet_list_model_->ensureRowColorized(row);
2256 |
2257 | frame_data *fdata = packet_list_model_->getRowFdata(row);
2258 | const color_t *bgcolor = NULL__null;
2259 | if (fdata->color_filter) {
2260 | const color_filter_t *color_filter = (const color_filter_t *) fdata->color_filter;
2261 | bgcolor = &color_filter->bg_color;
2262 | }
2263 |
2264 | int next_line = (row - start + 1) * o_height / o_rows;
2265 | if (bgcolor) {
2266 | QColor color(ColorUtils::fromColorT(bgcolor));
2267 | painter.fillRect(0, cur_line, o_width, next_line - cur_line, color);
2268 | }
2269 | cur_line = next_line;
2270 | }
2271 |
2272 | // If the selected packet is in the overlay set selected_pos
2273 | // accordingly. Otherwise, pin it to either the top or bottom.
2274 | QList<int> positions;
2275 | if (selectionModel()->hasSelection()) {
2276 |
2277 | QModelIndexList selRows = selectionModel()->selectedRows(0);
2278 | int last_row = -1;
2279 | int last_pos = -1;
2280 | foreach (QModelIndex idx, selRows)for (auto _container_2280 = QtPrivate::qMakeForeachContainer( selRows); _container_2280.i != _container_2280.e; ++_container_2280 .i) if (QModelIndex idx = *_container_2280.i; false) {} else
2281 | {
2282 | int selected_pos = -1;
2283 | int sel_row = idx.row();
2284 | if (sel_row < start) {
2285 | selected_pos = 0;
2286 | } else if (sel_row >= end) {
2287 | selected_pos = overlay.height() - 1;
2288 | } else {
2289 | selected_pos = (sel_row - start) * o_height / o_rows;
2290 | }
2291 |
2292 | /* Due to the difference in the display height, we sometimes get empty positions
2293 | * inbetween consecutive valid rows. If those are detected, they are signaled as
2294 | * being selected as well */
2295 | if (last_pos >= 0 && selected_pos > (last_pos + 1) && (last_row + 1) == sel_row)
2296 | {
2297 | for (int pos = (last_pos + 1); pos < selected_pos; pos++)
2298 | {
2299 | if (! positions.contains(pos))
2300 | positions << pos;
2301 | }
2302 | }
2303 | else if (selected_pos != -1 && ! positions.contains(selected_pos))
2304 | positions << selected_pos;
2305 |
2306 | last_row = sel_row;
2307 | last_pos = selected_pos;
2308 | }
2309 | }
2310 |
2311 | overlay_sb_->setNearOverlayImage(overlay, packet_list_model_->rowCount(), start, end, positions, (o_height / o_rows));
2312 | } else {
2313 | QImage overlay;
2314 | overlay_sb_->setNearOverlayImage(overlay);
2315 | }
2316 | }
2317 |
2318 | void PacketList::drawFarOverlay()
2319 | {
2320 | if (create_far_overlay_) {
2321 | create_far_overlay_ = false;
2322 | }
2323 |
2324 | if (!cap_file_ || cap_file_->state != FILE_READ_DONE) return;
2325 |
2326 | if (!prefs.gui_packet_list_show_minimap) return;
2327 |
2328 | QSize groove_size = overlay_sb_->grooveRect().size();
2329 | qreal dp_ratio = overlay_sb_->devicePixelRatio();
2330 | groove_size *= dp_ratio;
2331 | int o_width = groove_size.width();
2332 | int o_height = groove_size.height();
2333 | int pl_rows = packet_list_model_->rowCount();
2334 | QImage overlay(o_width, o_height, QImage::Format_ARGB32_Premultiplied);
2335 | bool have_marked_image = false;
2336 |
2337 | // If only there were references from popular culture about getting into
2338 | // some sort of groove.
2339 | if (!overlay.isNull() && recent.packet_list_colorize && pl_rows > 0) {
2340 |
2341 | QPainter painter(&overlay);
2342 |
2343 | // Draw text-colored tick marks on a transparent background.
2344 | // Hopefully no themes use the text color for the groove color.
2345 | overlay.fill(Qt::transparent);
2346 |
2347 | QColor tick_color = palette().text().color();
2348 | tick_color.setAlphaF(0.3f);
2349 | painter.setPen(tick_color);
2350 |
2351 | for (int row = 0; row < pl_rows; row++) {
2352 |
2353 | frame_data *fdata = packet_list_model_->getRowFdata(row);
2354 | if (fdata->marked || fdata->ref_time || fdata->ignored) {
2355 | int new_line = row * o_height / pl_rows;
2356 | int tick_width = o_width / 3;
2357 | // Marked or ignored: left side, time refs: right side.
2358 | // XXX Draw ignored ticks in the middle?
2359 | int x1 = fdata->ref_time ? o_width - tick_width : 1;
2360 | int x2 = fdata->ref_time ? o_width - 1 : tick_width;
2361 |
2362 | painter.drawLine(x1, new_line, x2, new_line);
2363 | have_marked_image = true;
2364 | }
2365 | }
2366 |
2367 | if (have_marked_image) {
2368 | overlay_sb_->setMarkedPacketImage(overlay);
2369 | return;
2370 | }
2371 | }
2372 |
2373 | if (!have_marked_image) {
2374 | QImage null_overlay;
2375 | overlay_sb_->setMarkedPacketImage(null_overlay);
2376 | }
2377 | }
2378 |
2379 | // Auto scroll if:
2380 | // - We are capturing
2381 | // - actionGoAutoScroll in the main UI is checked.
2382 |
2383 | // actionGoAutoScroll in the main UI:
2384 | // - Is set to the value of recent.capture_auto_scroll when beginning a capture
2385 | // - Can be triggered manually by the user
2386 | // - Is turned on if the last user-set vertical scrollbar position is at the
2387 | // end and recent.capture_auto_scroll is enabled
2388 | // - Is turned off if the last user-set vertical scrollbar is not at the end,
2389 | // or if one of the Go to Packet actions is used (XXX: Should keyboard
2390 | // navigation in keyPressEvent turn it off for similar reasons?)
2391 | void PacketList::rowsInserted(const QModelIndex &parent, int start, int end)
2392 | {
2393 | QTreeView::rowsInserted(parent, start, end);
2394 | if (recent.aggregation_view && currentIndex().isValid() && currentIndex().row() >= 0) {
2395 | selectRow(getFDataForRow(currentIndex().row()), false);
2396 | }
2397 | if (capture_in_progress_ && tail_at_end_) {
2398 | scrollToBottom();
2399 | }
2400 | }
2401 |
2402 | void PacketList::resizeAllColumns(bool onlyTimeFormatted)
2403 | {
2404 | if (!cap_file_ || cap_file_->state == FILE_CLOSED || cap_file_->state == FILE_READ_PENDING)
2405 | return;
2406 |
2407 | for (unsigned col = 0; col < cap_file_->cinfo.num_cols; col++) {
2408 | if (! onlyTimeFormatted || col_has_time_fmt(&cap_file_->cinfo, col)) {
2409 | resizeColumnToContents(col);
2410 | }
2411 | }
2412 | }
2413 |
2414 | bool PacketList::selectRow(const frame_data* fdata, bool flushRows)
2415 | {
2416 | PacketListModel* pktListModel = qobject_cast<PacketListModel*>(model());
2417 |
2418 | if (!pktListModel)
2419 | return false;
2420 |
2421 | if (flushRows) {
2422 | pktListModel->flushVisibleRows();
2423 | }
2424 | int row = -1;
2425 | if (!fdata)
2426 | row = 0;
2427 | else
2428 | row = pktListModel->visibleIndexOf(fdata);
2429 |
2430 | if (row >= 0) {
2431 | /* Calling ClearAndSelect with setCurrentIndex clears the "current"
2432 | * item, but doesn't clear the "selected" item. We want to clear
2433 | * the "selected" item as well so that selectionChanged() will be
2434 | * emitted in order to force an update of the packet details and
2435 | * packet bytes after a search.
2436 | */
2437 | selectionModel()->clearSelection();
2438 | selectionModel()->setCurrentIndex(pktListModel->index(row, 0), QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
2439 | scrollTo(currentIndex(), PacketList::PositionAtCenter);
2440 | return true;
2441 | }
2442 |
2443 | return false;
2444 | }