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debugger: start reviving graphical data display

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This commit is contained in:
hjk
2010-03-12 11:14:50 +01:00
parent bb35660c40
commit 463ac5d689
7 changed files with 84 additions and 116 deletions
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17
share/qtcreator/gdbmacros/dumper.py
View File

@@ -439,10 +439,13 @@ def findFirstZero(p, max):
p = p + 1
return -1
def encodeCharArray(p, maxsize):
def encodeCharArray(p, maxsize, size = -1):
t = gdb.lookup_type("unsigned char").pointer()
p = p.cast(t)
if size == -1:
i = findFirstZero(p, maxsize)
else:
i = size
limit = select(i < 0, maxsize, i)
s = ""
for i in xrange(limit):
@@ -823,7 +826,7 @@ class Dumper:
self.put('},')
def beginItem(self, name):
self.put('%s="' %s)
self.put('%s="' % name)
def endItem(self):
self.put('",')
@@ -978,6 +981,12 @@ class Dumper:
if isSimpleType(item.value.type):
self.safePutItemHelper(item)
def itemFormat(self, item):
format = self.formats.get(item.iname)
if format is None:
format = self.typeformats.get(stripClassTag(str(item.value.type)))
return format
def safePutItem(self, item):
self.beginHash()
self.safePutItemHelper(item)
@@ -1091,9 +1100,7 @@ class Dumper:
elif type.code == gdb.TYPE_CODE_PTR:
isHandled = False
format = self.formats.get(item.iname)
if format is None:
format = self.typeformats.get(str(value.type))
format = self.itemFormat(item)
if not format is None:
self.putAddress(value.address)

22
share/qtcreator/gdbmacros/gdbmacros.py
View File

@@ -390,6 +390,8 @@ def qdump__QImage(d, item):
else:
checkRef(d_ptr["ref"])
d.putValue("(%dx%d)" % (d_ptr["width"], d_ptr["height"]))
bits = d_ptr["data"]
nbytes = d_ptr["nbytes"]
d.putNumChild(0)
#d.putNumChild(1)
if d.isExpanded(item):
@@ -398,13 +400,25 @@ def qdump__QImage(d, item):
d.putName("data")
d.putType(" ");
d.putNumChild(0)
bits = d_ptr["data"]
nbytes = d_ptr["nbytes"]
d.putValue("size: %s bytes" % nbytes);
d.putField("valuetooltipencoded", "6")
d.putField("valuetooltip", encodeCharArray(bits, nbytes))
#d.putField("valuetooltipencoded", "6")
#d.putField("valuetooltip", encodeCharArray(bits, nbytes))
d.endHash()
d.endChildren()
format = d.itemFormat(item)
if format == 1:
d.beginItem("editvalue")
d.put("%02x" % 1) # Magic marker for "QImage" data.
d.put("%08x" % int(d_ptr["width"]))
d.put("%08x" % int(d_ptr["height"]))
d.put("%08x" % int(d_ptr["format"]))
# Take 4 at a time, this is critical for performance.
# In fact, even 4 at a time is too slow beyond 100x100 or so.
p = bits.cast(gdb.lookup_type("unsigned int").pointer())
for i in xrange(nbytes / 4):
d.put("%08x" % int(p.dereference()))
p += 1
d.endItem()
def qdump__QLinkedList(d, item):

9
src/plugins/debugger/gdb/gdbengine.cpp
View File

@@ -3293,8 +3293,6 @@ void GdbEngine::sendWatchParameters(const QByteArray &params0)
void GdbEngine::handleVarAssign(const GdbResponse &)
{
// Everything might have changed, force re-evaluation.
// FIXME: Speed this up by re-using variables and only
// marking values as 'unknown'
setTokenBarrier();
updateLocals();
}
@@ -3370,13 +3368,6 @@ void GdbEngine::handleChildren(const WatchData &data0, const GdbMi &item,
if (children.isValid() || !manager()->watchHandler()->isExpandedIName(data.iname))
data.setChildrenUnneeded();
if (manager()->watchHandler()->isDisplayedIName(data.iname)) {
GdbMi editvalue = item.findChild("editvalue");
if (editvalue.isValid()) {
setWatchDataEditValue(data, editvalue);
manager()->watchHandler()->showEditValue(data);
}
}
setWatchDataType(data, item.findChild("type"));
setWatchDataEditValue(data, item.findChild("editvalue"));
setWatchDataValue(data, item.findChild("value"),

3
src/plugins/debugger/gdb/gdbengine.h
View File

@@ -47,12 +47,9 @@
#include <QtCore/QVariant>
QT_BEGIN_NAMESPACE
class QAbstractItemModel;
class QAction;
class QMainWindow;
class QMessageBox;
class QTimer;
class QWidget;
QT_END_NAMESPACE
namespace Debugger {

105
src/plugins/debugger/watchhandler.cpp
View File

@@ -259,7 +259,8 @@ QString WatchData::toString() const
str << "value=\"" << value << doubleQuoteComma;
if (!editvalue.isEmpty())
str << "editvalue=\"" << editvalue << doubleQuoteComma;
str << "editvalue=\"<...>\",";
// str << "editvalue=\"" << editvalue << doubleQuoteComma;
if (isTypeNeeded())
str << "type=<needed>,";
@@ -281,8 +282,9 @@ QString WatchData::toString() const
return res + QLatin1Char('}');
}
// Format a tooltip fow with aligned colon
static void formatToolTipRow(QTextStream &str, const QString &category, const QString &value)
// Format a tooltip fow with aligned colon.
static void formatToolTipRow(QTextStream &str,
const QString &category, const QString &value)
{
str << "<tr><td>" << category << "</td><td> : </td><td>"
<< Qt::escape(value) << "</td></tr>";
@@ -815,10 +817,6 @@ QVariant WatchModel::data(const QModelIndex &idx, int role) const
case ExpandedRole:
return m_handler->m_expandedINames.contains(data.iname);
case ActiveDataRole:
qDebug() << "ASK FOR" << data.iname;
return true;
case TypeFormatListRole:
if (isIntType(data.type))
return QStringList() << tr("decimal") << tr("hexadecimal")
@@ -830,6 +828,10 @@ QVariant WatchModel::data(const QModelIndex &idx, int role) const
<< tr("UTF8 string")
<< tr("UTF16 string")
<< tr("UCS4 string");
if (data.type.endsWith(QLatin1String("QImage")))
return QStringList()
<< tr("normal")
<< tr("displayed");
break;
case TypeFormatRole:
@@ -1202,13 +1204,12 @@ void WatchHandler::endCycle()
void WatchHandler::cleanup()
{
m_expandedINames.clear();
m_displayedINames.clear();
m_locals->reinitialize();
m_tooltips->reinitialize();
m_locals->m_fetchTriggered.clear();
m_watchers->m_fetchTriggered.clear();
m_tooltips->m_fetchTriggered.clear();
#if 0
#if 1
for (EditWindows::ConstIterator it = m_editWindows.begin();
it != m_editWindows.end(); ++it) {
if (!it.value().isNull())
@@ -1233,6 +1234,7 @@ void WatchHandler::insertData(const WatchData &data)
__FILE__, __LINE__, qPrintable(data.toString()));
return;
}
if (data.isSomethingNeeded() && data.iname.contains('.')) {
MODEL_DEBUG("SOMETHING NEEDED: " << data.toString());
IDebuggerEngine *engine = m_manager->currentEngine();
@@ -1253,6 +1255,9 @@ void WatchHandler::insertData(const WatchData &data)
QTC_ASSERT(model, return);
MODEL_DEBUG("NOTHING NEEDED: " << data.toString());
model->insertData(data);
if (!data.editvalue.isEmpty())
showEditValue(data);
}
}
@@ -1331,79 +1336,57 @@ void WatchHandler::watchExpression(const QString &exp)
saveWatchers();
}
void WatchHandler::setDisplayedIName(const QString &iname, bool on)
static void swapEndian(char *d, int nchar)
{
Q_UNUSED(iname)
Q_UNUSED(on)
/*
WatchData *d = findData(iname);
if (!on || !d) {
delete m_editWindows.take(iname);
m_displayedINames.remove(iname);
return;
QTC_ASSERT(nchar % 4 == 0, return);
for (int i = 0; i < nchar; i += 4) {
char c = d[i];
d[i] = d[i + 3];
d[i + 3] = c;
c = d[i + 1];
d[i + 1] = d[i + 2];
d[i + 2] = c;
}
if (d->exp.isEmpty()) {
//emit statusMessageRequested(tr("Sorry. Cannot visualize objects without known address."), 5000);
return;
}
d->setValueNeeded();
m_displayedINames.insert(iname);
insertData(*d);
*/
}
void WatchHandler::showEditValue(const WatchData &data)
{
// editvalue is always base64 encoded
QByteArray ba = QByteArray::fromBase64(data.editvalue);
//QByteArray ba = data.editvalue;
// Editvalue is always hex encoded.
QByteArray ba = QByteArray::fromHex(data.editvalue);
QWidget *w = m_editWindows.value(data.iname);
qDebug() << "SHOW_EDIT_VALUE " << data.toString() << data.type
<< data.iname << w;
if (data.type == QLatin1String("QImage")) {
const int format = ba.at(0);
if (format == 0x1) {
// QImage
if (!w) {
w = new QLabel;
m_editWindows[data.iname] = w;
}
QDataStream ds(&ba, QIODevice::ReadOnly);
QVariant v;
ds >> v;
QString type = QString::fromAscii(v.typeName());
QImage im = v.value<QImage>();
if (QLabel *l = qobject_cast<QLabel *>(w))
if (QLabel *l = qobject_cast<QLabel *>(w)) {
char *d = ba.data() + 1;
swapEndian(d, ba.size() - 1);
const int *header = (int *)(d);
const uchar *data = 12 + (uchar *)(d);
QImage im(data, header[0], header[1], QImage::Format(header[2]));
l->setPixmap(QPixmap::fromImage(im));
} else if (data.type == QLatin1String("QPixmap")) {
if (!w) {
w = new QLabel;
m_editWindows[data.iname] = w;
l->resize(header[0], header[1]);
l->show();
}
QDataStream ds(&ba, QIODevice::ReadOnly);
QVariant v;
ds >> v;
QString type = QString::fromAscii(v.typeName());
QPixmap im = v.value<QPixmap>();
if (QLabel *l = qobject_cast<QLabel *>(w))
l->setPixmap(im);
} else if (data.type == QLatin1String("QString")) {
} else if (format == 0x2) {
// QString
if (!w) {
w = new QTextEdit;
m_editWindows[data.iname] = w;
}
#if 0
QDataStream ds(&ba, QIODevice::ReadOnly);
QVariant v;
ds >> v;
QString type = QString::fromAscii(v.typeName());
QString str = v.value<QString>();
#else
MODEL_DEBUG("DATA: " << ba);
QString str = QString::fromUtf16((ushort *)ba.constData(), ba.size()/2);
#endif
if (QTextEdit *t = qobject_cast<QTextEdit *>(w))
if (QTextEdit *t = qobject_cast<QTextEdit *>(w)) {
t->setText(str);
t->resize(400, 200);
t->show();
}
} else {
QTC_ASSERT(false, qDebug() << "Display format: " << format);
}
if (w)
w->show();
}
void WatchHandler::removeWatchExpression()

36
src/plugins/debugger/watchhandler.h
View File

@@ -140,7 +140,7 @@ public:
bool error;
public:
int source; // Used by some debuggers (CDB) to tell where it originates from (dumper or symbol evaluation)
int source; // Originated from dumper or symbol evaluation? (CDB only)
int state;
bool changed;
};
@@ -149,40 +149,21 @@ enum WatchRoles
{
INameRole = Qt::UserRole,
ExpressionRole,
ExpandedRole, // used to communicate preferred expanded state to the view
ActiveDataRole, // used for tooltip
ExpandedRole, // Used to communicate preferred expanded state to the view.
TypeFormatListRole,
TypeFormatRole, // used to communicate alternative formats to the view
TypeFormatRole, // Used to communicate alternative formats to the view.
IndividualFormatRole,
AddressRole, // some memory address related to the object
AddressRole, // Some memory address related to the object.
};
enum IntegerFormat
{
DecimalFormat = 0, // keep that at 0 as default
DecimalFormat = 0, // Keep that at 0 as default.
HexadecimalFormat,
BinaryFormat,
OctalFormat,
};
enum PointerFomat
{
BaldPointerFormat = 0, // keep that at 0 as default
Latin1StringFormat,
Local8BitStringFormat,
Utf8StringFormat,
Utf16StringFormat,
Ucs4StringFormat,
};
enum DumpableFormat
{
PrettyFormat = 0, // keep that at 0 as default
PlainFomat,
};
class WatchModel : public QAbstractItemModel
{
Q_OBJECT
@@ -274,8 +255,6 @@ public:
void loadSessionData();
void saveSessionData();
bool isDisplayedIName(const QByteArray &iname) const
{ return m_displayedINames.contains(iname); }
bool isExpandedIName(const QByteArray &iname) const
{ return m_expandedINames.contains(iname); }
QSet<QByteArray> expandedINames() const
@@ -308,10 +287,7 @@ private:
QByteArray watcherName(const QByteArray &exp);
QHash<QString, int> m_typeFormats;
QHash<QString, int> m_individualFormats;
void setDisplayedIName(const QString &iname, bool on);
QSet<QByteArray> m_expandedINames; // those expanded in the treeview
QSet<QByteArray> m_displayedINames; // those with "external" viewers
QSet<QByteArray> m_expandedINames; // Those expanded in the treeview.
WatchModel *m_locals;
WatchModel *m_watchers;

2
src/plugins/debugger/watchutils.cpp
View File

@@ -681,7 +681,7 @@ QString decodeData(const QByteArray &ba, int encoding)
return doubleQuote + QString::fromUcs4(reinterpret_cast<const uint *>
(decodedBa.data()), decodedBa.size() / 4) + doubleQuote;
}
case 11: { // %02x encoded 16 bit data, Big Endian
case 11: { // %04x encoded 16 bit data, Big Endian
const QChar doubleQuote(QLatin1Char('"'));
QByteArray decodedBa = QByteArray::fromHex(ba);
for (int i = 0; i < decodedBa.size(); i += 2) {