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VarObj checkpoint.

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This commit is contained in:
Ernie Pasveer
2022-09-03 16:33:06 -05:00
parent 3bfabaacb5
commit 381d2568f9
4 changed files with 171 additions and 181 deletions
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src/SeerVarVisualizerWidget.cpp
+132 -103
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@@ -59,15 +59,13 @@ SeerVarVisualizerWidget::SeerVarVisualizerWidget (QWidget* parent) : QWidget(par
// Connect things.
QObject::connect(expandAllToolButton, &QToolButton::clicked, this, &SeerVarVisualizerWidget::handleExpandAllButton);
QObject::connect(collapseAllToolButton, &QToolButton::clicked, this, &SeerVarVisualizerWidget::handleCollapseAllButton);
QObject::connect(refreshToolButton, &QToolButton::clicked, this, &SeerVarVisualizerWidget::handleRefreshButton);
QObject::connect(debugCheckBox, &QCheckBox::clicked, this, &SeerVarVisualizerWidget::handleDebugCheckBox);
QObject::connect(variableNameLineEdit, &QLineEdit::returnPressed, this, &SeerVarVisualizerWidget::handleVariableNameLineEdit);
QObject::connect(variableTreeWidget, &QTreeWidget::customContextMenuRequested, this, &SeerVarVisualizerWidget::handleContextMenu);
QObject::connect(variableTreeWidget, &QTreeWidget::itemEntered, this, &SeerVarVisualizerWidget::handleItemEntered);
QObject::connect(variableTreeWidget, &QTreeWidget::itemExpanded, this, &SeerVarVisualizerWidget::handleItemExpanded);
QObject::connect(variableTreeWidget, &QTreeWidget::itemCollapsed, this, &SeerVarVisualizerWidget::handleItemExpanded);
QObject::connect(variableTreeWidget, &QTreeWidget::itemCollapsed, this, &SeerVarVisualizerWidget::handleItemCollapsed);
QObject::connect(editDelegate, &QAllowEditDelegate::editingFinished, this, &SeerVarVisualizerWidget::handleIndexEditingFinished);
// Show/hide columns.
@@ -131,17 +129,20 @@ QString SeerVarVisualizerWidget::variableName () const {
void SeerVarVisualizerWidget::handleText (const QString& text) {
QApplication::setOverrideCursor(Qt::BusyCursor);
if (text.contains(QRegExp("^([0-9]+)\\^done,name="))) {
//
// "-var-create x2112 "*" me"
//
// "4^done,name=\"seer4\",numchild=\"1\",value=\"{...}\",type=\"Person\",thread-id=\"1\",has_more=\"0\""
// --------------
//
QString id_text = text.section('^', 0,0);
if (id_text.toInt() == _variableId) {
//qDebug() << text;
//qDebug() << "var-create" << text;
QString name_text = Seer::parseFirst(text, "name=", '"', '"', false);
QString exp_text = Seer::parseFirst(text, "exp=", '"', '"', false);
@@ -173,26 +174,30 @@ void SeerVarVisualizerWidget::handleText (const QString& text) {
topItem->setFlags(topItem->flags() | Qt::ItemIsEditable);
}
// If there are children, get them.
// if (numchild_text != "0") {
// emit varObjListChildren(_variableId, name_text);
// }
// If there are children, add a placeholder.
if (numchild_text != "0") {
if (type_text.endsWith('*')) {
if (Seer::filterEscapes(value_text) != "0x0") {
// If it is a pointer that is not null, get the children.
// How universal is this for other languages?
emit varObjListChildren(_variableId, name_text);
}else{
// If it is a pointer that is not null, add a placeholder. How universal is this for other languages?
QTreeWidgetItem* child = new QTreeWidgetItem;
child->setText(0, "{...}");
child->setText(3, name_text);
topItem->addChild(child);
}
}else{
emit varObjListChildren(_variableId, name_text);
// A non-pointer child, add a placeholder.
QTreeWidgetItem* child = new QTreeWidgetItem;
child->setText(0, "{...}");
child->setText(3, name_text);
topItem->addChild(child);
}
}
// For now, always expand everything.
variableTreeWidget->expandAll();
// XXX variableTreeWidget->expandAll();
// Save the VarObj name.
_variableName = name_text;
@@ -201,16 +206,21 @@ void SeerVarVisualizerWidget::handleText (const QString& text) {
}else if (text.contains(QRegExp("^([0-9]+)\\^done,numchild="))) {
//
// "-var-list-children --all-values x2112.public"
//
// "4^done,numchild="1", children=[
// ------------
// child={name="x2112.public",exp="public",numchild="4",thread-id="1"}
// ],
// has_more="0"
//
QString id_text = text.section('^', 0,0);
if (id_text.toInt() == _variableId) {
//qDebug() << text;
//qDebug() << "var-list-children" << text;
QString children_text = Seer::parseFirst(text, "children=", '[', ']', false);
QStringList child_list = Seer::parse(children_text, "child=", '{', '}', false);
@@ -225,18 +235,29 @@ void SeerVarVisualizerWidget::handleText (const QString& text) {
QString type_text = Seer::parseFirst(child_text, "type=", '"', '"', false);
QString threadid_text = Seer::parseFirst(child_text, "thread-id=", '"', '"', false);
//qDebug() << child_text;
// Do we have an existing item to add to?
QList<QTreeWidgetItem*> matches = variableTreeWidget->findItems(Seer::varObjParent(name_text), Qt::MatchExactly|Qt::MatchRecursive, 3);
// No, just add to the top level.
if (matches.size() == 0) {
// This shouldn't really happen.
qDebug() << name_text << "from the listchildren does not exist in the tree.";
// Yes, add to it.
}else{
QTreeWidgetItem* topItem = matches.takeFirst();
QTreeWidgetItem* matchItem = matches.takeFirst();
// See if item has a "..." child. If so, remove it and any other siblings.
if (matchItem->childCount() > 0) {
QTreeWidgetItem* childItem = matchItem->child(0);
if (childItem->text(0) == "{...}") {
deleteItems(matchItem->takeChildren());
}
}
// Create the item.
QTreeWidgetItem* item = new QTreeWidgetItem;
@@ -254,36 +275,58 @@ void SeerVarVisualizerWidget::handleText (const QString& text) {
item->setText(0, exp_text);
}
//debug("Item to add", item);
// Allow editing if the item has no children and has a value.
if (numchild_text == "0" && value_text != "") {
item->setFlags(item->flags() | Qt::ItemIsEditable);
}
topItem->addChild(item);
}
/*
// Show a potential child?
if (numchild_text != "0" && Seer::filterEscapes(value_text) != "0x0") {
QTreeWidgetItem* child = new QTreeWidgetItem;
child->setText(0, "{...}");
// If there are children, get them.
if (numchild_text != "0") {
if (type_text.endsWith('*')) {
if (Seer::filterEscapes(value_text) != "0x0") {
// If it is a pointer that is not null, get the children.
// How universal is this for other languages?
emit varObjListChildren(_variableId, name_text);
}else{
}
}else{
emit varObjListChildren(_variableId, name_text);
item->addChild(child);
}
*/
// If there are children, add a placeholder.
if (numchild_text != "0") {
if (type_text.endsWith('*')) {
if (Seer::filterEscapes(value_text) != "0x0") {
// If it is a pointer that is not null, add a placeholder. How universal is this for other languages?
QTreeWidgetItem* child = new QTreeWidgetItem;
child->setText(0, "{...}");
child->setText(3, name_text);
item->addChild(child);
}
}else{
// A non-pointer child, add a placeholder.
QTreeWidgetItem* child = new QTreeWidgetItem;
child->setText(0, "{...}");
child->setText(3, name_text);
item->addChild(child);
}
}
matchItem->addChild(item);
}
}
// For now, always expand everything.
variableTreeWidget->expandAll();
// XXX variableTreeWidget->expandAll();
}
}else if (text.contains(QRegExp("^([0-9]+)\\^done,changelist="))) {
//qDebug() << "var-update-children" << text;
//
// "4^done,changelist=[
// {name=\"seer4.public.age\", value=\"60\", in_scope=\"true\", type_changed=\"false\", has_more=\"0\"},
@@ -352,7 +395,7 @@ void SeerVarVisualizerWidget::handleText (const QString& text) {
}
// Delete all subitems of the toplevel item.
foreach (auto item, topItem->takeChildren()) delete item;
deleteItems(topItem->takeChildren());
// Set the error text.
topItem->setText(1, "");
@@ -376,9 +419,6 @@ void SeerVarVisualizerWidget::handleText (const QString& text) {
// Resize columns.
handleResizeColumns();
// Set the cursor back.
QApplication::restoreOverrideCursor();
}
void SeerVarVisualizerWidget::handleContextMenu (const QPoint& pos) {
@@ -441,10 +481,6 @@ void SeerVarVisualizerWidget::handleContextMenu (const QPoint& pos) {
QMenu menu("Visualizers", this);
menu.setTitle("Visualizers");
menu.addAction(expandItemAction);
menu.addAction(collapseItemAction);
menu.addSeparator();
QMenu memoryVisualizerMenu("Add variable to a Memory Visualizer");
memoryVisualizerMenu.addAction(addMemoryVisualizerAction);
memoryVisualizerMenu.addAction(addMemoryAsteriskVisualizerAction);
@@ -471,21 +507,6 @@ void SeerVarVisualizerWidget::handleContextMenu (const QPoint& pos) {
return;
}
// Handle expanding or collapsing tree.
if (action == expandItemAction) {
expandItem(item);
// Resize columns.
handleResizeColumns();
}
if (action == collapseItemAction) {
collapseItem(item);
// Resize columns.
handleResizeColumns();
}
// Handle adding memory to visualize.
if (action == addMemoryVisualizerAction) {
@@ -617,7 +638,44 @@ void SeerVarVisualizerWidget::handleItemEntered (QTreeWidgetItem* item, int colu
void SeerVarVisualizerWidget::handleItemExpanded (QTreeWidgetItem* item) {
Q_UNUSED(item);
debug("handleItemExpanded", item);
emit varObjListChildren(_variableId, item->text(3));
// Resize columns in a sec.
// Have to schedule the resize later. Doing it immediatedly messes up the
// tree display. Must be a Qt bug.
QTimer::singleShot(100, this, &SeerVarVisualizerWidget::handleResizeColumns);
}
void SeerVarVisualizerWidget::handleItemCollapsed (QTreeWidgetItem* item) {
//debug("handleItemCollapsed", item);
// Delete all children items.
deleteItems(item->takeChildren());
// If there are children, add a placeholder.
if (item->text(5) != "0") {
if (item->text(2).endsWith('*')) {
if (Seer::filterEscapes(item->text(1)) != "0x0") {
// If it is a pointer that is not null, add a placeholder. How universal is this for other languages?
QTreeWidgetItem* child = new QTreeWidgetItem;
child->setText(0, "{...}");
child->setText(3, item->text(3));
item->addChild(child);
}
}else{
// A non-pointer child, add a placeholder.
QTreeWidgetItem* child = new QTreeWidgetItem;
child->setText(0, "{...}");
child->setText(3, item->text(3));
item->addChild(child);
}
}
// Resize columns in a sec.
// Have to schedule the resize later. Doing it immediatedly messes up the
@@ -652,22 +710,6 @@ void SeerVarVisualizerWidget::handleHideDebugColumns (bool flag) {
handleResizeColumns();
}
void SeerVarVisualizerWidget::handleExpandAllButton () {
variableTreeWidget->expandAll();
// Resize columns.
handleResizeColumns();
}
void SeerVarVisualizerWidget::handleCollapseAllButton () {
variableTreeWidget->collapseAll();
// Resize columns.
handleResizeColumns();
}
void SeerVarVisualizerWidget::handleRefreshButton () {
// Send signal to get variable result.
@@ -730,41 +772,28 @@ void SeerVarVisualizerWidget::resizeEvent (QResizeEvent* event) {
QWidget::resizeEvent(event);
}
void SeerVarVisualizerWidget::expandItem (QTreeWidgetItem* item) {
void SeerVarVisualizerWidget::debug (QString message, QTreeWidgetItem* item) {
// If we're dealing with the top-level item, expand the tree the fast way.
if (item == variableTreeWidget->topLevelItem(0)) {
variableTreeWidget->expandAll();
return;
}
// 0 variable
// 1 value
// 2 type
// 3 varobj name
// 4 exp
// 5 numchild
// 6 thread-id
// 7 has_more
// If this item has children, expand it. Then loop through
// each child and expand them, recursively.
if (item->childCount() > 0) {
item->setExpanded(true);
for (int i=0; i < item->childCount(); i++) {
expandItem(item->child(i));
}
if (item == 0) {
qDebug() << message << "NULL";
}else{
qDebug() << message << item->text(0) << item->text(1) << item->text(2) << item->text(3) << item->text(4) << item->text(5) << item->text(6) << item->text(7);
}
}
void SeerVarVisualizerWidget::collapseItem (QTreeWidgetItem* item) {
void SeerVarVisualizerWidget::deleteItems (QList<QTreeWidgetItem*> items) {
// If we're dealing with the top-level item, collapse the tree the fast way.
if (item == variableTreeWidget->topLevelItem(0)) {
variableTreeWidget->collapseAll();
return;
}
// If this item has children, collapse it. Then loop through
// each child and collapse them, recursively.
if (item->childCount() > 0) {
item->setExpanded(false);
for (int i=0; i < item->childCount(); i++) {
collapseItem(item->child(i));
}
}
// Loop through the list and delete the items.
// Note, the list will still contain pointers, but they will be invalid.
foreach (auto item, items) delete item;
}