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Added nested struct viewing in StackLocals tab.

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This commit is contained in:
Ernie Pasveer
2023-10-28 11:19:29 -05:00
parent bb7eae7316
commit 7d439d053f
4 changed files with 138 additions and 105 deletions
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src/SeerStackLocalsBrowserWidget.cpp
+116 -96
View File
@@ -21,7 +21,7 @@ SeerStackLocalsBrowserWidget::SeerStackLocalsBrowserWidget (QWidget* parent) : Q
localsTreeWidget->resizeColumnToContents(1); // arg
localsTreeWidget->resizeColumnToContents(2); // value
localsTreeWidget->resizeColumnToContents(3); // used
localsTreeWidget->setColumnHidden(3, true); // Hide the 'used' column.
localsTreeWidget->setColumnHidden(3, true); // Hide the 'used' column.
localsTreeWidget->clear();
_frameNumber = 0;
@@ -47,6 +47,18 @@ void SeerStackLocalsBrowserWidget::handleText (const QString& text) {
if (text.startsWith("^done,variables=[") && text.endsWith("]")) {
// ^done,variables=[
// {name=\"message\",arg=\"1\",value=\"\\\"Hello, World!\\\"\"},
// {name=\"something\",arg=\"1\",value=\"\\\"Hello, World!\\\"\"}
// ]
//qDebug() << text;
// Parse the text. Create a list of variables.
QString frame_text = Seer::parseFirst(text, "variables=", '[', ']', false);
QStringList variable_list = Seer::parse(frame_text, "", '{', '}', false);
// Mark each entry initially as "unused".
// Later, some will be marked as "reused" or "new". Then the "unused" ones will
// be deleted.
@@ -56,111 +68,23 @@ void SeerStackLocalsBrowserWidget::handleText (const QString& text) {
++it;
}
// ^done,variables=[
// {name=\"message\",arg=\"1\",value=\"\\\"Hello, World!\\\"\"},
// {name=\"something\",arg=\"1\",value=\"\\\"Hello, World!\\\"\"}
// ]
//qDebug() << text;
QString frame_text = Seer::parseFirst(text, "variables=", '[', ']', false);
QStringList variable_list = Seer::parse(frame_text, "", '{', '}', false);
for ( const auto& variable_text : variable_list ) {
// Loop through each variable.
for (const auto& variable_text : variable_list) {
QString name_text = Seer::parseFirst(variable_text, "name=", '"', '"', false);
QString arg_text = Seer::parseFirst(variable_text, "arg=", '"', '"', false);
QString value_text = Seer::parseFirst(variable_text, "value=", '"', '"', false);
// 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 = localsTreeWidget->findItems(name_text, Qt::MatchExactly, 0);
// Morph 'is function argument' from a '1' to 'yes'.
arg_text = (arg_text == "1" ? "yes" : "");
// No matches. So can't reuse. Add the new entry.
if (matches.size() == 0) {
// Add a complex entry to the tree.
if (value_text.startsWith("{") && value_text.endsWith("}")) {
QTreeWidgetItem* topItem = new QTreeWidgetItem;
topItem->setText(0, name_text);
topItem->setText(1, "");
topItem->setText(2, "");
topItem->setText(3, "new");
localsTreeWidget->addTopLevelItem(topItem);
QTreeWidgetItem* item = new QTreeWidgetItem;
item->setText(0, name_text);
item->setText(1, arg_text);
item->setText(2, Seer::filterEscapes(value_text));
item->setFont(2, QFontDatabase::systemFont(QFontDatabase::FixedFont));
item->setText(3, "new");
topItem->addChild(item);
// Add the simple entry to the tree.
}else{
QTreeWidgetItem* item = new QTreeWidgetItem;
item->setText(0, name_text);
item->setText(1, arg_text);
item->setText(2, Seer::filterEscapes(value_text));
item->setFont(2, QFontDatabase::systemFont(QFontDatabase::FixedFont));
item->setText(3, "new");
localsTreeWidget->addTopLevelItem(item);
}
// Found a match. Reuse it.
}else{
QTreeWidgetItem* item = matches.takeFirst();
// Add a complex entry to the tree.
if (value_text.startsWith("{") && value_text.endsWith("}")) {
// Complex entries have a child. Reuse one or create one.
QTreeWidgetItem* child;
if (item->childCount() > 0) {
child = item->child(0);
}else{
child = new QTreeWidgetItem;
item->addChild(item);
}
item->setText(0, name_text);
item->setText(1, "");
item->setText(2, "");
item->setText(3, "reused");
child->setText(0, name_text);
child->setText(1, arg_text);
child->setText(2, Seer::filterEscapes(value_text));
child->setFont(2, QFontDatabase::systemFont(QFontDatabase::FixedFont));
child->setText(3, "reused");
// Add the simple entry to the tree.
}else{
// Simple entries don't have children. Delete them.
if (item->childCount() > 0) {
QList<QTreeWidgetItem*> children = item->takeChildren();
qDeleteAll(children);
}
item->setText(0, name_text);
item->setText(1, arg_text);
item->setText(2, Seer::filterEscapes(value_text));
item->setText(3, "reused");
}
}
// Populate the tree.
handleItemCreate(0, name_text, arg_text, value_text);
}
// 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 = localsTreeWidget->findItems("unused", Qt::MatchExactly, 3);
QList<QTreeWidgetItem*> matches = localsTreeWidget->findItems("unused", Qt::MatchExactly|Qt::MatchRecursive, 3);
qDeleteAll(matches);
@@ -539,6 +463,102 @@ void SeerStackLocalsBrowserWidget::handleItemEntered (QTreeWidgetItem* item, int
}
}
void SeerStackLocalsBrowserWidget::handleItemCreate (QTreeWidgetItem* parentItem, const QString& name_text, const QString& arg_text, const QString& value_text) {
// 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. We start by looking for matches that
// may already be there. If there are matches, the code will reuse it. If not, a new item
// is created by the code. Note, when searching, we only look at the current level. Not any
// children.
QList<QTreeWidgetItem*> matches;
if (parentItem == 0) {
matches = localsTreeWidget->findItems(name_text, Qt::MatchExactly, 0);
}else{
for (int i=0; i<parentItem->childCount(); i++) {
if (parentItem->child(i)->text(0) == name_text) {
matches.append(parentItem->child(i));
}
}
}
// Add the complex entry to the tree. Reuse, if possible.
if (Seer::hasBookends(value_text, '{', '}')) {
// Remove bookends
QString text = Seer::filterBookends(value_text, '{', '}');
QTreeWidgetItem* item = 0;
// Use the privously created item. Or create a new one.
if (matches.size() > 0) {
item = matches[0];
item->setText(3, "reused");
}else{
item = new QTreeWidgetItem;
item->setText(3, "new");
// If we're dealing with a top-level item, attach it to the tree.
// Otherwise, attach it to the parent.
if (parentItem) {
parentItem->addChild(item);
}else{
localsTreeWidget->addTopLevelItem(item);
}
}
// Set the flatvalue text.
item->setText(0, name_text);
item->setText(1, arg_text);
item->setText(2, Seer::filterEscapes(text));
item->setFont(2, QFontDatabase::systemFont(QFontDatabase::FixedFont));
// Convert to a list of name/value pairs.
QStringList nv_pairs = Seer::parseCommaList(text, '{', '}');
// Go through each pair and add the name and its value to the tree.
for (const auto& nv : nv_pairs) {
QStringPair pair = Seer::parseNameValue(nv, '=');
handleItemCreate(item, pair.first, arg_text, pair.second);
}
// Add the simple entry to the tree. Reuse, if possible.
}else{
QTreeWidgetItem* item = 0;
// Use the privously created item. Or create a new one.
if (matches.size() > 0) {
item = matches[0];
item->setText(3, "reused");
}else{
item = new QTreeWidgetItem;
item->setText(3, "new");
// If we're dealing with a top-level item, attach it to the tree.
// Otherwise, attach it to the parent.
if (parentItem) {
parentItem->addChild(item);
}else{
localsTreeWidget->addTopLevelItem(item);
}
}
// Simple entries don't have children. Delete them.
QList<QTreeWidgetItem*> children = item->takeChildren();
qDeleteAll(children);
// Populate the item.
item->setText(0, name_text);
item->setText(1, arg_text);
item->setText(2, Seer::filterEscapes(value_text));
item->setFont(2, QFontDatabase::systemFont(QFontDatabase::FixedFont));
}
}
void SeerStackLocalsBrowserWidget::showEvent (QShowEvent* event) {
QWidget::showEvent(event);
src/SeerStackLocalsBrowserWidget.h
+1
View File
@@ -33,6 +33,7 @@ class SeerStackLocalsBrowserWidget : public QWidget, protected Ui::SeerStackLoca
void addStructVisualize (QString expression);
protected:
void handleItemCreate (QTreeWidgetItem* parentItem, const QString& name_text, const QString& arg_text, const QString& value_text);
void showEvent (QShowEvent* event);
private:
src/SeerStructVisualizerWidget.cpp
+1 -1
View File
@@ -88,7 +88,7 @@ void SeerStructVisualizerWidget::handleText (const QString& text) {
if (text.contains(QRegularExpression("^([0-9]+)\\^done,value="))) {
QString id_text = text.section('^', 0,0);
QString value_text = Seer::parseFirst(text, "value=", '"', '"', false);
QString value_text = Seer::parseFirst(text, "value=", '"', '"', false);
if (id_text.toInt() == _variableId) {
tests/hellostruct/hellostruct.cpp
+20 -8
View File
@@ -25,21 +25,33 @@ struct Person {
int main (int argc, char** argv) {
Person me;
Person you;
me.name = "Pasveer, Ernie";
me.age = 60;
me.salary = 0.25;
me.location.city = "Houston";
me.location.state = "Texas";
me.location.zip = 77063;
me.location.cell = (Cell*)malloc(sizeof(Cell));
me.location.cell->number = 2813877580;
me.name = "Pasveer, Ernie";
me.age = 60;
me.salary = 0.25;
me.location.city = "Houston";
me.location.state = "Texas";
me.location.zip = 77063;
me.location.cell = (Cell*)malloc(sizeof(Cell));
me.location.cell->number = 2226669999;
you.name = "Pitt, Dirk";
you.age = 60;
you.salary = 0.25;
you.location.city = "Houston";
you.location.state = "Texas";
you.location.zip = 77063;
you.location.cell = (Cell*)malloc(sizeof(Cell));
you.location.cell->number = 2226669999;
std::cout << "'" << me.name << "', from '" << me.location.city << "', is " << me.age << " years old and makes " << me.salary << " per year." << std::endl;
free(me.location.cell);
free(you.location.cell);
me.location.cell = 0;
you.location.cell = 0;
return 0;
}