debugger: new files for WatchData; move potentially shared code to watchutils.cpp

2010-04-26 18:54:08 +02:00
parent 400eecf4ef
commit 9a8ac49c2c
11 changed files with 603 additions and 523 deletions
--- a/src/plugins/debugger/watchutils.cpp
+++ b/src/plugins/debugger/watchutils.cpp
@@ -28,8 +28,10 @@
 **************************************************************************/

 #include "watchutils.h"
-#include "watchhandler.h"
+#include "watchdata.h"
+#include "debuggerstringutils.h"
 #include "gdb/gdbmi.h"
+
 #include <utils/qtcassert.h>

 #include <coreplugin/ifile.h>
@@ -1543,5 +1545,166 @@ QDebug operator<<(QDebug in, const QtDumperHelper::TypeData &d)
    return in;
 }

+
+//////////////////////////////////////////////////////////////////////
+//
+// GdbMi interaction
+//
+//////////////////////////////////////////////////////////////////////
+
+void setWatchDataValue(WatchData &data, const GdbMi &item)
+{
+    GdbMi value = item.findChild("value");
+    if (value.isValid()) {
+        int encoding = item.findChild("valueencoded").data().toInt();
+        data.setValue(decodeData(value.data(), encoding));
+    } else {
+        data.setValueNeeded();
+    }
+}
+
+void setWatchDataValueToolTip(WatchData &data, const GdbMi &mi,
+    int encoding)
+{
+    if (mi.isValid())
+        data.setValueToolTip(decodeData(mi.data(), encoding));
+}
+
+void setWatchDataChildCount(WatchData &data, const GdbMi &mi)
+{
+    if (mi.isValid())
+        data.setHasChildren(mi.data().toInt() > 0);
+}
+
+void setWatchDataValueEnabled(WatchData &data, const GdbMi &mi)
+{
+    if (mi.data() == "true")
+        data.valueEnabled = true;
+    else if (mi.data() == "false")
+        data.valueEnabled = false;
+}
+
+void setWatchDataValueEditable(WatchData &data, const GdbMi &mi)
+{
+    if (mi.data() == "true")
+        data.valueEditable = true;
+    else if (mi.data() == "false")
+        data.valueEditable = false;
+}
+
+void setWatchDataExpression(WatchData &data, const GdbMi &mi)
+{
+    if (mi.isValid())
+        data.exp = mi.data();
+}
+
+void setWatchDataAddress(WatchData &data, const GdbMi &mi)
+{
+    if (mi.isValid())
+        setWatchDataAddressHelper(data, mi.data());
+}
+
+void setWatchDataAddressHelper(WatchData &data, const QByteArray &addr)
+{
+    data.addr = addr;
+    if (data.exp.isEmpty() && !data.addr.startsWith("$"))
+        data.exp = "*(" + gdbQuoteTypes(data.type).toLatin1() + "*)" + data.addr;
+}
+
+// Find the "type" and "displayedtype" children of root and set up type.
+void setWatchDataType(WatchData &data, const GdbMi &item)
+{
+    if (item.isValid())
+        data.setType(_(item.data()));
+    else if (data.type.isEmpty())
+        data.setTypeNeeded();
+}
+
+void setWatchDataDisplayedType(WatchData &data, const GdbMi &item)
+{
+    if (item.isValid())
+        data.displayedType = _(item.data());
+}
+
+void parseWatchData(const QSet<QByteArray> &expandedINames,
+    const WatchData &data0, const GdbMi &item, QList<WatchData> *list)
+{
+    //qDebug() << "HANDLE CHILDREN: " << data0.toString() << item.toString();
+    WatchData data = data0;
+    bool isExpanded = expandedINames.contains(data.iname);
+    if (!isExpanded)
+        data.setChildrenUnneeded();
+
+    GdbMi children = item.findChild("children");
+    if (children.isValid() || !isExpanded)
+        data.setChildrenUnneeded();
+
+    setWatchDataType(data, item.findChild("type"));
+    GdbMi mi = item.findChild("editvalue");
+    if (mi.isValid())
+        data.editvalue = mi.data();
+    mi = item.findChild("editformat");
+    if (mi.isValid())
+        data.editformat = mi.data().toInt();
+    mi = item.findChild("typeformats");
+    if (mi.isValid())
+        data.typeFormats = QString::fromUtf8(mi.data());
+
+    setWatchDataValue(data, item);
+    setWatchDataAddress(data, item.findChild("addr"));
+    setWatchDataExpression(data, item.findChild("exp"));
+    setWatchDataValueEnabled(data, item.findChild("valueenabled"));
+    setWatchDataValueEditable(data, item.findChild("valueeditable"));
+    setWatchDataChildCount(data, item.findChild("numchild"));
+    //qDebug() << "\nAPPEND TO LIST: " << data.toString() << "\n";
+    list->append(data);
+
+    bool ok = false;
+    qulonglong addressBase = item.findChild("addrbase").data().toULongLong(&ok, 0);
+    qulonglong addressStep = item.findChild("addrstep").data().toULongLong();
+
+    // Try not to repeat data too often.
+    WatchData childtemplate;
+    setWatchDataType(childtemplate, item.findChild("childtype"));
+    setWatchDataChildCount(childtemplate, item.findChild("childnumchild"));
+    //qDebug() << "CHILD TEMPLATE:" << childtemplate.toString();
+
+    int i = 0;
+    foreach (const GdbMi &child, children.children()) {
+        WatchData data1 = childtemplate;
+        GdbMi name = child.findChild("name");
+        if (name.isValid())
+            data1.name = _(name.data());
+        else
+            data1.name = QString::number(i);
+        GdbMi iname = child.findChild("iname");
+        if (iname.isValid())
+            data1.iname = iname.data();
+        else
+            data1.iname = data.iname + '.' + data1.name.toLatin1();
+        if (!data1.name.isEmpty() && data1.name.at(0).isDigit())
+            data1.name = _c('[') + data1.name + _c(']');
+        if (addressStep) {
+            const QByteArray addr = "0x" + QByteArray::number(addressBase, 16);
+            setWatchDataAddressHelper(data1, addr);
+            addressBase += addressStep;
+        }
+        QByteArray key = child.findChild("key").data();
+        if (!key.isEmpty()) {
+            int encoding = child.findChild("keyencoded").data().toInt();
+            QString skey = decodeData(key, encoding);
+            if (skey.size() > 13) {
+                skey = skey.left(12);
+                skey += _("...");
+            }
+            //data1.name += " (" + skey + ")";
+            data1.name = skey;
+        }
+        parseWatchData(expandedINames, data1, child, list);
+        ++i;
+    }
+}
+
+
 } // namespace Internal
 } // namespace Debugger