1 files changed, 128 insertions, 0 deletions
diff --git a/kdbg/threadlist.cpp b/kdbg/threadlist.cpp
new file mode 100644
index 0000000..7c60bc3
--- /dev/null
+++ b/kdbg/threadlist.cpp
@@ -0,0 +1,128 @@
+/*
+ * Copyright Johannes Sixt
+ * This file is licensed under the GNU General Public License Version 2.
+ * See the file COPYING in the toplevel directory of the source directory.
+ */
+
+#include "threadlist.h"
+#include "dbgdriver.h"
+#include <klocale.h>
+#include <kiconloader.h>
+#include <qbitmap.h>
+#include <qpainter.h>
+
+
+class ThreadEntry : public QListViewItem, public ThreadInfo
+{
+public:
+    ThreadEntry(QListView* parent, const ThreadInfo& thread);
+    void setFunction(const QString& func);
+
+    bool m_delete;			/* used for updating the list */
+};
+
+ThreadEntry::ThreadEntry(QListView* parent, const ThreadInfo& thread) :
+	QListViewItem(parent, thread.threadName, thread.function),
+	ThreadInfo(thread),
+	m_delete(false)
+{
+}
+
+void ThreadEntry::setFunction(const QString& func)
+{
+    function = func;
+    setText(1, function);
+}
+
+
+ThreadList::ThreadList(QWidget* parent, const char* name) :
+	QListView(parent, name)
+{
+    addColumn(i18n("Thread ID"), 150);
+    addColumn(i18n("Location"));
+
+    // load pixmaps
+    m_focusIcon = UserIcon("pcinner");
+    makeNoFocusIcon();
+
+    connect(this, SIGNAL(currentChanged(QListViewItem*)),
+	    this, SLOT(slotCurrentChanged(QListViewItem*)));
+}
+
+ThreadList::~ThreadList()
+{
+}
+
+void ThreadList::updateThreads(const std::list<ThreadInfo>& threads)
+{
+    // reset flag in all items
+    for (QListViewItem* e = firstChild(); e != 0; e = e->nextSibling()) {
+	static_cast<ThreadEntry*>(e)->m_delete = true;
+    }
+
+    for (std::list<ThreadInfo>::const_iterator i = threads.begin(); i != threads.end(); ++i)
+    {
+	// look up this thread by id
+	ThreadEntry* te = threadById(i->id);
+	if (te == 0) {
+	    te = new ThreadEntry(this, *i);
+	} else {
+	    te->m_delete = false;
+	    te->setFunction(i->function);
+	}
+	// set focus icon
+	te->hasFocus = i->hasFocus;
+	te->setPixmap(0, i->hasFocus  ?  m_focusIcon  :  m_noFocusIcon);
+    }
+
+    // delete all entries that have not been seen
+    for (QListViewItem* e = firstChild(); e != 0;) {
+	ThreadEntry* te = static_cast<ThreadEntry*>(e);
+	e = e->nextSibling();		/* step ahead before deleting it ;-) */
+	if (te->m_delete) {
+	    delete te;
+	}
+    }
+}
+
+ThreadEntry* ThreadList::threadById(int id)
+{
+    for (QListViewItem* e = firstChild(); e != 0; e = e->nextSibling()) {
+	ThreadEntry* te = static_cast<ThreadEntry*>(e);
+	if (te->id == id) {
+	    return te;
+	}
+    }
+    return 0;
+}
+
+/*
+ * Creates an icon of the same size as the m_focusIcon, but which is
+ * totally transparent.
+ */
+void ThreadList::makeNoFocusIcon()
+{
+    m_noFocusIcon = m_focusIcon;
+    {
+	QPainter p(&m_noFocusIcon);
+	p.fillRect(0,0, m_noFocusIcon.width(),m_noFocusIcon.height(), QColor(white));
+    }
+    m_noFocusIcon.setMask(m_noFocusIcon.createHeuristicMask());
+}
+
+void ThreadList::slotCurrentChanged(QListViewItem* newItem)
+{
+    if (newItem == 0)
+	return;
+
+    ThreadEntry* te = static_cast<ThreadEntry*>(newItem);
+
+    // change the focused thread
+    if (te->hasFocus)
+	return;
+
+    emit setThread(te->id);
+}
+
+
+#include "threadlist.moc"