Make state lookups with on-demand loading work.

[apitrace] / gui / apitrace.cpp

diff --git a/gui/apitrace.cpp b/gui/apitrace.cpp
index a290006eff5c060d1712a57615b3bb92bf8e9c7d..958009b7e383ff6a8b3ccd0984586c4174d52ee2 100644 (file)
--- a/gui/apitrace.cpp
+++ b/gui/apitrace.cpp
@@ -1,31 +1,52 @@
 #include "apitrace.h"
 
-#include "loaderthread.h"
+#include "traceloader.h"
 #include "saverthread.h"
 
+#include <QDebug>
 #include <QDir>
+#include <QThread>
 
 ApiTrace::ApiTrace()
     : m_frameMarker(ApiTrace::FrameMarker_SwapBuffers),
       m_needsSaving(false)
 {
-    m_loader = new LoaderThread(this);
-    connect(m_loader, SIGNAL(parsedFrames(const QList<ApiTraceFrame*>)),
+    m_loader = new TraceLoader();
+
+    connect(this, SIGNAL(loadTrace(QString)),
+            m_loader, SLOT(loadTrace(QString)));
+    connect(this, SIGNAL(requestFrame(ApiTraceFrame*)),
+            m_loader, SLOT(loadFrame(ApiTraceFrame*)));
+    connect(m_loader, SIGNAL(framesLoaded(const QList<ApiTraceFrame*>)),
             this, SLOT(addFrames(const QList<ApiTraceFrame*>)));
-    connect(m_loader, SIGNAL(started()),
+    connect(m_loader, SIGNAL(frameLoaded(ApiTraceFrame*)),
+            this, SLOT(frameLoadFinished(ApiTraceFrame*)));
+    connect(m_loader, SIGNAL(finishedParsing()),
+            this, SLOT(finishedParsing()));
+
+    connect(m_loader, SIGNAL(startedParsing()),
             this, SIGNAL(startedLoadingTrace()));
-    connect(m_loader, SIGNAL(finished()),
+    connect(m_loader, SIGNAL(parsed(int)),
+            this, SIGNAL(loaded(int)));
+    connect(m_loader, SIGNAL(finishedParsing()),
             this, SIGNAL(finishedLoadingTrace()));
 
+
     m_saver = new SaverThread(this);
     connect(m_saver, SIGNAL(traceSaved()),
             this, SLOT(slotSaved()));
     connect(m_saver, SIGNAL(traceSaved()),
             this, SIGNAL(saved()));
+
+    m_loaderThread = new QThread();
+    m_loader->moveToThread(m_loaderThread);
+    m_loaderThread->start();
 }
 
 ApiTrace::~ApiTrace()
 {
+    m_loaderThread->quit();
+    m_loaderThread->deleteLater();
     qDeleteAll(m_calls);
     qDeleteAll(m_frames);
     delete m_loader;
@@ -74,16 +95,11 @@ ApiTrace::FrameMarker ApiTrace::frameMarker() const
     return m_frameMarker;
 }
 
-QList<ApiTraceCall*> ApiTrace::calls() const
+QVector<ApiTraceCall*> ApiTrace::calls() const
 {
     return m_calls;
 }
 
-ApiTraceCall * ApiTrace::callAt(int idx) const
-{
-    return m_calls.value(idx);
-}
-
 int ApiTrace::numCalls() const
 {
     return m_calls.count();
@@ -118,10 +134,6 @@ void ApiTrace::setFileName(const QString &name)
     if (m_fileName != name) {
         m_fileName = name;
 
-        if (m_loader->isRunning()) {
-            m_loader->terminate();
-            m_loader->wait();
-        }
         m_frames.clear();
         m_calls.clear();
         m_errors.clear();
@@ -129,7 +141,8 @@ void ApiTrace::setFileName(const QString &name)
         m_needsSaving = false;
         emit invalidated();
 
-        m_loader->loadFile(m_fileName);
+//        m_loader->loadTrace(m_fileName);
+        emit loadTrace(m_fileName);
     }
 }
 
@@ -146,7 +159,7 @@ void ApiTrace::setFrameMarker(FrameMarker marker)
 
 void ApiTrace::addFrames(const QList<ApiTraceFrame*> &frames)
 {
-    QList<ApiTraceCall*> calls;
+    QVector<ApiTraceCall*> calls;
     int currentFrames = m_frames.count();
     int numNewFrames = frames.count();
 
@@ -157,11 +170,11 @@ void ApiTrace::addFrames(const QList<ApiTraceFrame*> &frames)
     int currentCalls = m_calls.count();
     int numNewCalls = 0;
     foreach(ApiTraceFrame *frame, frames) {
-        Q_ASSERT(this == frame->parentTrace());
+        frame->setParentTrace(this);
         numNewCalls += frame->numChildren();
         calls += frame->calls();
     }
-    m_calls.reserve(m_calls.count() + calls.count());
+    m_calls.reserve(m_calls.count() + calls.count() + 1);
     m_calls += calls;
 
     emit endAddingFrames();
@@ -180,6 +193,7 @@ void ApiTrace::detectFrames()
         if (!currentFrame) {
             currentFrame = new ApiTraceFrame(this);
             currentFrame->number = m_frames.count();
+            currentFrame->setLoaded(true);
         }
         apiCall->setParentFrame(currentFrame);
         currentFrame->addCall(apiCall);
@@ -289,19 +303,24 @@ bool ApiTrace::hasErrors() const
     return !m_errors.isEmpty();
 }
 
-ApiTraceCallSignature * ApiTrace::signature(unsigned id)
+void ApiTrace::loadFrame(ApiTraceFrame *frame)
+{
+    Q_ASSERT(!frame->loaded());
+    emit beginLoadingFrame(frame, frame->numChildrenToLoad());
+    emit requestFrame(frame);
+}
+
+void ApiTrace::finishedParsing()
 {
-    if (id >= m_signatures.count()) {
-        m_signatures.resize(id + 1);
-        return NULL;
-    } else {
-        return m_signatures[id];
+    ApiTraceFrame *firstFrame = m_frames[0];
+    if (firstFrame && !firstFrame->loaded()) {
+        loadFrame(firstFrame);
     }
 }
 
-void ApiTrace::addSignature(unsigned id, ApiTraceCallSignature *signature)
+void ApiTrace::frameLoadFinished(ApiTraceFrame *frame)
 {
-    m_signatures[id] = signature;
+    emit endLoadingFrame(frame);
 }
 
 #include "apitrace.moc"