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514ec8338aefdbe90bedd2e2ae645451651fed8b
seer/SeerWatchpointsBrowserWidget.cpp
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Ernie Pasveer 514ec8338a Initial add of files.
2021-09-01 14:01:00 -05:00

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#include "SeerWatchpointsBrowserWidget.h"
#include "SeerWatchpointCreateDialog.h"
#include "SeerUtl.h"
#include <QtWidgets/QTreeWidget>
#include <QtWidgets/QTreeWidgetItemIterator>
#include <QtWidgets/QApplication>
#include <QtCore/QDebug>
SeerWatchpointsBrowserWidget::SeerWatchpointsBrowserWidget (QWidget* parent) : QWidget(parent) {
// Construct the UI.
setupUi(this);
// Setup the widgets
watchpointsTreeWidget->clear();
watchpointsTreeWidget->setSortingEnabled(false);
watchpointsTreeWidget->setSelectionMode(QAbstractItemView::ExtendedSelection);
watchpointsTreeWidget->resizeColumnToContents(0); // number
watchpointsTreeWidget->resizeColumnToContents(1); // type
watchpointsTreeWidget->resizeColumnToContents(2); // disp
watchpointsTreeWidget->resizeColumnToContents(3); // enabled
watchpointsTreeWidget->resizeColumnToContents(4); // addr
//watchpointsTreeWidget->resizeColumnToContents(5); // func Too long to show
watchpointsTreeWidget->resizeColumnToContents(6); // file
//watchpointsTreeWidget->resizeColumnToContents(7); // fullname Too long to show
watchpointsTreeWidget->resizeColumnToContents(8); // line
watchpointsTreeWidget->resizeColumnToContents(9); // thread-groups
watchpointsTreeWidget->resizeColumnToContents(10); // times
watchpointsTreeWidget->resizeColumnToContents(11); // original-location / expression
watchpointsTreeWidget->resizeColumnToContents(12); // value
watchpointsTreeWidget->resizeColumnToContents(13); // new value
watchpointsTreeWidget->resizeColumnToContents(14); // used
watchpointsTreeWidget->setColumnHidden(4, true); // Hide the 'addr' column.
watchpointsTreeWidget->setColumnHidden(5, true); // Hide the 'func' column.
watchpointsTreeWidget->setColumnHidden(14, true); // Hide the 'used' column.
watchpointsTreeWidget->clear();
// Connect things.
QObject::connect(watchpointsTreeWidget, &QTreeWidget::itemDoubleClicked, this, &SeerWatchpointsBrowserWidget::handleItemDoubleClicked);
QObject::connect(refreshWatchpointsToolButton, &QToolButton::clicked, this, &SeerWatchpointsBrowserWidget::handleRefreshToolButton);
QObject::connect(addWatchpointToolButton, &QToolButton::clicked, this, &SeerWatchpointsBrowserWidget::handleAddToolButton);
QObject::connect(deleteWatchpointsToolButton, &QToolButton::clicked, this, &SeerWatchpointsBrowserWidget::handleDeleteToolButton);
QObject::connect(enableWatchpointsToolButton, &QToolButton::clicked, this, &SeerWatchpointsBrowserWidget::handleEnableToolButton);
QObject::connect(disableWatchpointsToolButton, &QToolButton::clicked, this, &SeerWatchpointsBrowserWidget::handleDisableToolButton);
}
SeerWatchpointsBrowserWidget::~SeerWatchpointsBrowserWidget () {
}
void SeerWatchpointsBrowserWidget::handleText (const QString& text) {
// Don't do any work if the widget is hidden.
if (isHidden()) {
return;
}
QApplication::setOverrideCursor(Qt::BusyCursor);
if (text.startsWith("^done,BreakpointTable={") && text.endsWith("}")) {
//
// ^done,BreakpointTable={
// nr_rows="2",nr_cols="6",
//
// hdr=[
// {width="7",alignment="-1",col_name="number",colhdr="Num"},
// {width="14",alignment="-1",col_name="type",colhdr="Type"},
// {width="4",alignment="-1",col_name="disp",colhdr="Disp"},
// {width="3",alignment="-1",col_name="enabled",colhdr="Enb"},
// {width="18",alignment="-1",col_name="addr",colhdr="Address"},
// {width="40",alignment="2",col_name="what",colhdr="What"}
// ],
//
// body=[
// bkpt={number="2",type="breakpoint",disp="keep",enabled="y",addr="0x0000000000400c17",func="main(int, char**)",file="helloworld.cpp",fullname="/home/erniep/Development/Peak/src/Seer/helloworld/helloworld.cpp",line="8",thread-groups=["i1"],times="0",original-location="main"},
// bkpt={number="3",
// type="breakpoint",
// disp="keep",
// enabled="y",
// addr="0x0000000000400d72",
// func="function1(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&)",
// file="function1.cpp",
// fullname="/home/erniep/Development/Peak/src/Seer/helloworld/function1.cpp",
// line="7",
// thread-groups=["i1"],
// times="0",
// original-location="function1"}
// ]
// }
//
QString newtext = Seer::filterEscapes(text); // Filter escaped characters.
QString body_text = Seer::parseFirst(newtext, "body=", '[', ']', false);
//qDebug() << __PRETTY_FUNCTION__ << ":" << body_text;
// No rows? Just clear the tree.
if (body_text == "") {
watchpointsTreeWidget->clear();
// Otherwise, populate it.
}else{
// Mark each entry initially as "unused".
// Later, some will be marked as "reused" or "new". Then the "unused" ones will
// be deleted.
QTreeWidgetItemIterator it(watchpointsTreeWidget);
while (*it) {
(*it)->setText(14, "unused");
++it;
}
QStringList bkpt_list = Seer::parse(newtext, "bkpt=", '{', '}', false);
for ( const auto& bkpt_text : bkpt_list ) {
QString number_text = Seer::parseFirst(bkpt_text, "number=", '"', '"', false);
QString type_text = Seer::parseFirst(bkpt_text, "type=", '"', '"', false);
QString disp_text = Seer::parseFirst(bkpt_text, "disp=", '"', '"', false);
QString enabled_text = Seer::parseFirst(bkpt_text, "enabled=", '"', '"', false);
QString addr_text = Seer::parseFirst(bkpt_text, "addr=", '"', '"', false);
QString func_text = Seer::parseFirst(bkpt_text, "func=", '"', '"', false);
QString file_text = Seer::parseFirst(bkpt_text, "file=", '"', '"', false);
QString fullname_text = Seer::parseFirst(bkpt_text, "fullname=", '"', '"', false);
QString line_text = Seer::parseFirst(bkpt_text, "line=", '"', '"', false);
QString thread_groups_text = Seer::parseFirst(bkpt_text, "thread-groups=", '[', ']', false);
QString times_text = Seer::parseFirst(bkpt_text, "times=", '"', '"', false);
QString original_location_text = Seer::parseFirst(bkpt_text, "original-location=", '"', '"', false);
// Only look for 'watchpoint' type break points.
if (type_text != "hw watchpoint" && type_text != "watchpoint" && type_text != "read watchpoint" && type_text != "acc watchpoint") {
continue;
}
// Instead of creating a new tree each time, we will reuse existing items, if they are there.
// This allows the expanded items to remain expanded.
QList<QTreeWidgetItem*> matches = watchpointsTreeWidget->findItems(number_text, Qt::MatchExactly, 0);
// No matches. So can't reuse. Add the new entry.
if (matches.size() == 0) {
// Add the level to the tree.
QTreeWidgetItem* topItem = new QTreeWidgetItem;
topItem->setText(0, number_text);
topItem->setText(1, type_text);
topItem->setText(2, disp_text);
topItem->setText(3, enabled_text);
topItem->setText(4, addr_text);
topItem->setText(5, func_text);
topItem->setText(6, file_text);
topItem->setText(7, fullname_text);
topItem->setText(8, line_text);
topItem->setText(9, thread_groups_text);
topItem->setText(10, times_text);
topItem->setText(11, original_location_text);
topItem->setText(12, "");
topItem->setText(13, "");
topItem->setText(14, "new");
watchpointsTreeWidget->addTopLevelItem(topItem);
// Found a match. Reuse it.
// But don't overwrite the file, fullname, line, value, and new value.
}else{
QTreeWidgetItem* topItem = matches.takeFirst();
topItem->setText(0, number_text);
topItem->setText(1, type_text);
topItem->setText(2, disp_text);
topItem->setText(3, enabled_text);
topItem->setText(4, addr_text);
topItem->setText(5, func_text);
//topItem->setText(6, file_text);
//topItem->setText(7, fullname_text);
//topItem->setText(8, line_text);
topItem->setText(9, thread_groups_text);
topItem->setText(10, times_text);
topItem->setText(11, original_location_text);
//topItem->setText(12, "");
//topItem->setText(13, "");
topItem->setText(14, "reused");
}
}
// At this point, there are some new entries, some reused entries, and some unused ones.
// Delete the unused ones. They are obsolete.
QList<QTreeWidgetItem*> matches = watchpointsTreeWidget->findItems("unused", Qt::MatchExactly, 14);
qDeleteAll(matches);
}
}else if (text.startsWith("*stopped,reason=\"") || text.startsWith("*stopped,hw-awpt={")) {
QString reason_text = Seer::parseFirst(text, "reason=", '"', '"', false);
if (reason_text == "watchpoint-trigger") {
//*stopped,reason="watchpoint-trigger",wpt={number="3",exp="i"},value={old="32767",new="42"},frame={addr="0x0000000000400d79",func="function1",args=[{name="text",value="\"Hello, World!\""}],file="function1.cpp",fullname="/home/erniep/Development/Peak/src/Seer/helloworld/function1.cpp",line="9",arch="i386:x86-64"},thread-id="1",stopped-threads="all",core="0"
QString wpt_text = Seer::parseFirst(text, "wpt=", '{', '}', false);
QString number_text = Seer::parseFirst(wpt_text, "number=", '"', '"', false);
QString exp_text = Seer::parseFirst(wpt_text, "exp=", '"', '"', false);
QString value_text = Seer::parseFirst(text, "value=", '{', '}', false);
QString old_text = Seer::parseFirst(value_text, "old=", '"', '"', false);
QString new_text = Seer::parseFirst(value_text, "new=", '"', '"', false);
QString frame_text = Seer::parseFirst(text, "frame=", '{', '}', false);
QString file_text = Seer::parseFirst(frame_text, "file=", '"', '"', false);
QString fullname_text = Seer::parseFirst(frame_text, "fullname=", '"', '"', false);
QString line_text = Seer::parseFirst(frame_text, "line=", '"', '"', false);
// Find watchpoint number in the tree
QList<QTreeWidgetItem*> matches = watchpointsTreeWidget->findItems(number_text, Qt::MatchExactly, 0);
if (matches.size() > 0) {
//qDebug() << __PRETTY_FUNCTION__ << ":" << text;
QTreeWidgetItem* item = matches.first();
item->setText(6, file_text);
item->setText(7, fullname_text);
item->setText(8, line_text);
item->setText(12, old_text);
item->setText(13, new_text);
}
}else if (reason_text == "read-watchpoint-trigger") {
//*stopped,reason="read-watchpoint-trigger",hw-rwpt={number="5",exp="i"},value={value="42"},frame={addr="0x0000000000400d9a",func="function1",args=[{name="text",value="\"Hello, World!\""}],file="function1.cpp",fullname="/home/erniep/Development/Peak/src/Seer/helloworld/function1.cpp",line="11",arch="i386:x86-64"},thread-id="1",stopped-threads="all",core="4"
QString hwwpt_text = Seer::parseFirst(text, "hw-rwpt=", '{', '}', false);
QString number_text = Seer::parseFirst(hwwpt_text, "number=", '"', '"', false);
QString exp_text = Seer::parseFirst(hwwpt_text, "exp=", '"', '"', false);
QString value_text = Seer::parseFirst(text, "value=", '{', '}', false);
QString value_text2 = Seer::parseFirst(value_text, "value=", '"', '"', false);
QString frame_text = Seer::parseFirst(text, "frame=", '{', '}', false);
QString file_text = Seer::parseFirst(frame_text, "file=", '"', '"', false);
QString fullname_text = Seer::parseFirst(frame_text, "fullname=", '"', '"', false);
QString line_text = Seer::parseFirst(frame_text, "line=", '"', '"', false);
// Find watchpoint number in the tree
QList<QTreeWidgetItem*> matches = watchpointsTreeWidget->findItems(number_text, Qt::MatchExactly, 0);
if (matches.size() > 0) {
//qDebug() << __PRETTY_FUNCTION__ << ":" << text;
QTreeWidgetItem* item = matches.first();
item->setText(6, file_text);
item->setText(7, fullname_text);
item->setText(8, line_text);
item->setText(12, value_text2);
item->setText(13, "");
}
}else if (reason_text == "access-watchpoint-trigger") {
//*stopped,reason="access-watchpoint-trigger",hw-awpt={number="3",exp="v"},value={old="1",new="11"},frame={addr="0x000000000040059a",func="bar",args=[{name="v",value="11"}],file="helloonefile.cpp",fullname="/home/erniep/Development/Peak/src/Seer/helloonefile/helloonefile.cpp",line="15",arch="i386:x86-64"},thread-id="1",stopped-threads="all",core="3"
QString hwawpt_text = Seer::parseFirst(text, "hw-awpt=", '{', '}', false);
QString number_text = Seer::parseFirst(hwawpt_text, "number=", '"', '"', false);
QString exp_text = Seer::parseFirst(hwawpt_text, "exp=", '"', '"', false);
QString value_text = Seer::parseFirst(text, "value=", '{', '}', false);
QString old_text = Seer::parseFirst(value_text, "old=", '"', '"', false);
QString new_text = Seer::parseFirst(value_text, "new=", '"', '"', false);
QString frame_text = Seer::parseFirst(text, "frame=", '{', '}', false);
QString file_text = Seer::parseFirst(frame_text, "file=", '"', '"', false);
QString fullname_text = Seer::parseFirst(frame_text, "fullname=", '"', '"', false);
QString line_text = Seer::parseFirst(frame_text, "line=", '"', '"', false);
// Find watchpoint number in the tree
QList<QTreeWidgetItem*> matches = watchpointsTreeWidget->findItems(number_text, Qt::MatchExactly, 0);
if (matches.size() > 0) {
//qDebug() << __PRETTY_FUNCTION__ << ":" << text;
QTreeWidgetItem* item = matches.first();
item->setText(6, file_text);
item->setText(7, fullname_text);
item->setText(8, line_text);
item->setText(12, old_text);
item->setText(13, new_text);
}
}
}else if (text.startsWith("^error,msg=\"No registers.\"")) {
// Ignore.
}else{
// Ignore others.
}
watchpointsTreeWidget->resizeColumnToContents(0);
watchpointsTreeWidget->resizeColumnToContents(1);
watchpointsTreeWidget->resizeColumnToContents(2);
watchpointsTreeWidget->resizeColumnToContents(3);
watchpointsTreeWidget->resizeColumnToContents(4);
//watchpointsTreeWidget->resizeColumnToContents(5);
watchpointsTreeWidget->resizeColumnToContents(6);
//watchpointsTreeWidget->resizeColumnToContents(7);
watchpointsTreeWidget->resizeColumnToContents(8);
watchpointsTreeWidget->resizeColumnToContents(9);
watchpointsTreeWidget->resizeColumnToContents(10);
watchpointsTreeWidget->resizeColumnToContents(11);
watchpointsTreeWidget->resizeColumnToContents(12);
watchpointsTreeWidget->resizeColumnToContents(13);
watchpointsTreeWidget->resizeColumnToContents(14);
QApplication::restoreOverrideCursor();
}
void SeerWatchpointsBrowserWidget::handleStoppingPointReached () {
// Don't do any work if the widget is hidden.
if (isHidden()) {
return;
}
emit refreshWatchpointsList();
}
void SeerWatchpointsBrowserWidget::handleItemDoubleClicked (QTreeWidgetItem* item, int column) {
Q_UNUSED(column);
int lineno = item->text(8).toInt();
emit selectedFile(item->text(6), item->text(7), lineno);
}
void SeerWatchpointsBrowserWidget::handleRefreshToolButton () {
emit refreshWatchpointsList();
}
void SeerWatchpointsBrowserWidget::handleAddToolButton () {
SeerWatchpointCreateDialog dlg(this);
int ret = dlg.exec();
if (ret == 0) {
return;
}
// Build a watchpoint specification.
QString watchpointParameters = dlg.watchpointText();
// If nothing, just return.
if (watchpointParameters == "") {
return;
}
// Otherwise send the command to create the watchpoint.
emit insertWatchpoint(watchpointParameters);
}
void SeerWatchpointsBrowserWidget::handleDeleteToolButton () {
// Get selected tree items.
QList<QTreeWidgetItem*> items = watchpointsTreeWidget->selectedItems();
// Build a string that is a list of watchpoints.
QString watchpoints;
QList<QTreeWidgetItem*>::iterator i;
for (i = items.begin(); i != items.end(); ++i) {
if (i != items.begin()) {
watchpoints += " ";
}
watchpoints += (*i)->text(0);
}
// Don't do anything if the list of watchpoints is empty.
if (watchpoints == "") {
return;
}
// Send the signal.
emit deleteWatchpoints(watchpoints);
}
void SeerWatchpointsBrowserWidget::handleEnableToolButton () {
// Get selected tree items.
QList<QTreeWidgetItem*> items = watchpointsTreeWidget->selectedItems();
// Build a string that is a list of watchpoints.
QString watchpoints;
QList<QTreeWidgetItem*>::iterator i;
for (i = items.begin(); i != items.end(); ++i) {
if (i != items.begin()) {
watchpoints += " ";
}
watchpoints += (*i)->text(0);
}
// Don't do anything if the list of watchpoints is empty.
if (watchpoints == "") {
return;
}
// Send the signal.
emit enableWatchpoints(watchpoints);
}
void SeerWatchpointsBrowserWidget::handleDisableToolButton () {
// Get selected tree items.
QList<QTreeWidgetItem*> items = watchpointsTreeWidget->selectedItems();
// Build a string that is a list of watchpoints.
QString watchpoints;
QList<QTreeWidgetItem*>::iterator i;
for (i = items.begin(); i != items.end(); ++i) {
if (i != items.begin()) {
watchpoints += " ";
}
watchpoints += (*i)->text(0);
}
// Don't do anything if the list of watchpoints is empty.
if (watchpoints == "") {
return;
}
// Send the signal.
emit disableWatchpoints(watchpoints);
}
void SeerWatchpointsBrowserWidget::showEvent (QShowEvent* event) {
QWidget::showEvent(event);
emit refreshWatchpointsList();
}
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