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Diffstat (limited to 'languages/ruby/debugger/framestackwidget.cpp')
| -rw-r--r-- | languages/ruby/debugger/framestackwidget.cpp | 272 |
1 files changed, 272 insertions, 0 deletions
diff --git a/languages/ruby/debugger/framestackwidget.cpp b/languages/ruby/debugger/framestackwidget.cpp new file mode 100644 index 00000000..836350b2 --- /dev/null +++ b/languages/ruby/debugger/framestackwidget.cpp @@ -0,0 +1,272 @@ +/*************************************************************************** + begin : Sun Aug 8 1999 + copyright : (C) 1999 by John Birch + email : jbb@kdevelop.org + + Adapted for ruby debugging + -------------------------- + begin : Mon Nov 1 2004 + copyright : (C) 2004 by Richard Dale + email : Richard_Dale@tipitina.demon.co.uk + ***************************************************************************/ + +/*************************************************************************** + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + ***************************************************************************/ + +#include "framestackwidget.h" +#include "rdbparser.h" + +#include <klocale.h> +#include <kdebug.h> + +#include <qheader.h> +#include <qlistbox.h> +#include <qregexp.h> +#include <qstrlist.h> +#include <qfileinfo.h> + +#include <ctype.h> + + +/***************************************************************************/ +/***************************************************************************/ +/***************************************************************************/ + +namespace RDBDebugger +{ + +FramestackWidget::FramestackWidget(QWidget *parent, const char *name, WFlags f) + : QListView(parent, name, f), + viewedThread_(0) +{ + setRootIsDecorated(true); + setSelectionMode(Single); + addColumn(QString()); + setSorting(0); + header()->hide(); + + connect( this, SIGNAL(clicked(QListViewItem*)), + this, SLOT(slotSelectionChanged(QListViewItem*)) ); +} + + +/***************************************************************************/ + +FramestackWidget::~FramestackWidget() +{ +} + + +// ************************************************************************** + +void FramestackWidget::clear() +{ + viewedThread_ = 0; + QListView::clear(); +} + +/***************************************************************************/ + +void FramestackWidget::slotSelectionChanged(QListViewItem * item) +{ + if (item == 0) { + return; + } + + if (item->rtti() == RTTI_THREAD_STACK_ITEM) { + ThreadStackItem * thread = (ThreadStackItem*) item; + slotSelectFrame(1, thread->threadNo()); + } else if (item->rtti() == RTTI_FRAME_STACK_ITEM) { + FrameStackItem * frame = (FrameStackItem*) item; + slotSelectFrame(frame->frameNo(), frame->threadNo()); + } + + return; +} + +/***************************************************************************/ + +void FramestackWidget::slotSelectFrame(int frameNo, int threadNo) +{ + FrameStackItem * frame = findFrame(frameNo, threadNo); + + if (frame != 0) { + setSelected(frame, true); + emit selectFrame(frameNo, threadNo, frame->frameName()); + } else { + emit selectFrame(frameNo, threadNo, QString()); + } +} + +/***************************************************************************/ + +void FramestackWidget::parseRDBThreadList(char *str) +{ + // on receipt of a thread list we must always clear the list. + clear(); + + QRegExp thread_re("(\\+)?\\s*(\\d+)\\s*(#<[^>]+>\\s*[^:]+:\\d+)"); + int pos = thread_re.search(str); + viewedThread_ = 0; + + while (pos != -1) { + ThreadStackItem* thread; + thread = new ThreadStackItem( this, + thread_re.cap(2).toInt(), + QString("%1 %2").arg(thread_re.cap(2)).arg(thread_re.cap(3)) ); + // The thread with a '+' is always the viewedthread + if (thread_re.cap(1) == "+") { + viewedThread_ = thread; + } + + pos += thread_re.matchedLength(); + pos = thread_re.search(str, pos); + } + + return; +} + +/***************************************************************************/ + +void FramestackWidget::parseRDBBacktraceList(char *str) +{ + QRegExp frame_re("#(\\d+) ([^:]+):(\\d+)(:in `([^\\n]+)')?"); + int pos = frame_re.search(str); + + while (pos != -1) { + QString method(frame_re.cap(5)); + if (method == "") { + method = "toplevel"; + } else { + method.append("(...)"); + } + + int frameNo = frame_re.cap(1).toInt(); + QString frameName = QString("T%1#%2 %3").arg(viewedThread_->threadNo()).arg(frame_re.cap(1)).arg(method); + new FrameStackItem(viewedThread_, frameNo, QString(frame_re.cap(0)), frameName); + + // Tell the Variable Tree that this frame is active + emit frameActive(frameNo, viewedThread_->threadNo(), frameName); + + pos += frame_re.matchedLength(); + pos = frame_re.search(str, pos); + } + + if (viewedThread_ != 0) { + viewedThread_->setOpen(true); + } + + return; +} + +// ************************************************************************** + +ThreadStackItem *FramestackWidget::findThread(int threadNo) +{ + QListViewItem *sibling = firstChild(); + while (sibling != 0) { + ThreadStackItem *thread = (ThreadStackItem*) sibling; + if (thread->threadNo() == threadNo) { + return thread; + } + sibling = sibling->nextSibling(); + } + + return 0; +} + +// ************************************************************************** + +FrameStackItem *FramestackWidget::findFrame(int frameNo, int threadNo) +{ + ThreadStackItem * thread = findThread(threadNo); + if (thread == 0) { + kdDebug(9012) << "FramestackWidget::findFrame: no matching thread " << + frameNo << " thread: " << threadNo << endl; + return 0; // no matching thread? + } + + QListViewItem * frameItem = thread->firstChild(); + + while (frameItem != 0) { + if (((FrameStackItem *) frameItem)->frameNo() == frameNo) { + return (FrameStackItem *) frameItem; + } + + frameItem = frameItem->nextSibling(); + } + + return 0; +} + +// ************************************************************************** +// ************************************************************************** +// ************************************************************************** + +// ************************************************************************** + +FrameStackItem::FrameStackItem(ThreadStackItem *parent, int frameNo, const QString &frameDesc, const QString& frameName) + : QListViewItem(parent), + frameNo_(frameNo), + threadNo_(parent->threadNo()), + frameName_(frameName) +{ + setText(0, frameDesc); + key_.sprintf("%.6d", frameNo_); +} + +// ************************************************************************** + +FrameStackItem::~FrameStackItem() +{ +} + +// ************************************************************************** + +QString FrameStackItem::key(int /*column*/, bool /*ascending*/) const +{ + + return key_; +} + +// ************************************************************************** +// ************************************************************************** +// ************************************************************************** + +ThreadStackItem::ThreadStackItem(FramestackWidget *parent, int threadNo, const QString &threadDesc) + : QListViewItem(parent), + threadNo_(threadNo) +{ + setText(0, threadDesc); + setExpandable(true); +} + +// ************************************************************************** + +ThreadStackItem::~ThreadStackItem() +{ +} + +// ************************************************************************** + +void ThreadStackItem::setOpen(bool open) +{ + if (open) + ((FramestackWidget*)listView())->slotSelectFrame(1, threadNo()); + + QListViewItem::setOpen(open); +} + +} + +/***************************************************************************/ +/***************************************************************************/ +/***************************************************************************/ + +#include "framestackwidget.moc" |