From 01a526e1c449f86bbb626dd83f3f6cf94c2d86d4 Mon Sep 17 00:00:00 2001
From: Tony Wasserka <NeoBrainX@gmail.com>
Date: Thu, 21 May 2015 02:12:59 +0200
Subject: citra-qt: Properly disable the CiTrace widget upon starting/stopping
 emulation.

---
 src/citra_qt/debugger/graphics_tracing.cpp | 33 ++++++++++++++++++++++++++++--
 src/citra_qt/debugger/graphics_tracing.h   |  5 +++++
 src/citra_qt/main.cpp                      |  3 +++
 3 files changed, 39 insertions(+), 2 deletions(-)

(limited to 'src/citra_qt')

diff --git a/src/citra_qt/debugger/graphics_tracing.cpp b/src/citra_qt/debugger/graphics_tracing.cpp
index 2e74193f..eac40582 100644
--- a/src/citra_qt/debugger/graphics_tracing.cpp
+++ b/src/citra_qt/debugger/graphics_tracing.cpp
@@ -8,6 +8,7 @@
 #include <QComboBox>
 #include <QFileDialog>
 #include <QLabel>
+#include <QMessageBox>
 #include <QPushButton>
 #include <QSpinBox>
 
@@ -49,8 +50,6 @@ GraphicsTracingWidget::GraphicsTracingWidget(std::shared_ptr<Pica::DebugContext>
     }
     main_widget->setLayout(main_layout);
     setWidget(main_widget);
-
-    // TODO: Make sure to have this widget disabled as soon as emulation is started!
 }
 
 void GraphicsTracingWidget::StartRecording() {
@@ -121,3 +120,33 @@ void GraphicsTracingWidget::OnBreakPointHit(Pica::DebugContext::Event event, voi
 void GraphicsTracingWidget::OnResumed() {
     widget()->setEnabled(false);
 }
+
+void GraphicsTracingWidget::OnEmulationStarting(EmuThread* emu_thread) {
+    // Disable tracing starting/stopping until a GPU breakpoint is reached
+    widget()->setEnabled(false);
+}
+
+void GraphicsTracingWidget::OnEmulationStopping() {
+    // TODO: Is it safe to access the context here?
+
+    auto context = context_weak.lock();
+    if (!context)
+        return;
+
+
+    if (context->recorder) {
+        auto reply = QMessageBox::question(this, tr("CiTracing still active"),
+                tr("A CiTrace is still being recorded. Do you want to save it? If not, all recorded data will be discarded."),
+                QMessageBox::Yes | QMessageBox::No, QMessageBox::Yes);
+
+        if (reply == QMessageBox::Yes) {
+            StopRecording();
+        } else {
+            AbortRecording();
+        }
+    }
+
+    // If the widget was disabled before, enable it now to allow starting
+    // tracing before starting the next emulation session
+    widget()->setEnabled(true);
+}
diff --git a/src/citra_qt/debugger/graphics_tracing.h b/src/citra_qt/debugger/graphics_tracing.h
index 397a7173..2a0e4819 100644
--- a/src/citra_qt/debugger/graphics_tracing.h
+++ b/src/citra_qt/debugger/graphics_tracing.h
@@ -6,6 +6,8 @@
 
 #include "graphics_breakpoint_observer.h"
 
+class EmuThread;
+
 class GraphicsTracingWidget : public BreakPointObserverDock {
     Q_OBJECT
 
@@ -20,6 +22,9 @@ private slots:
     void OnBreakPointHit(Pica::DebugContext::Event event, void* data) override;
     void OnResumed() override;
 
+    void OnEmulationStarting(EmuThread* emu_thread);
+    void OnEmulationStopping();
+
 signals:
     void SetStartTracingButtonEnabled(bool enable);
     void SetStopTracingButtonEnabled(bool enable);
diff --git a/src/citra_qt/main.cpp b/src/citra_qt/main.cpp
index 6bfb6e41..2746de77 100644
--- a/src/citra_qt/main.cpp
+++ b/src/citra_qt/main.cpp
@@ -154,6 +154,9 @@ GMainWindow::GMainWindow() : emu_thread(nullptr)
     connect(this, SIGNAL(EmulationStopping()), registersWidget, SLOT(OnEmulationStopping()));
     connect(this, SIGNAL(EmulationStarting(EmuThread*)), render_window, SLOT(OnEmulationStarting(EmuThread*)));
     connect(this, SIGNAL(EmulationStopping()), render_window, SLOT(OnEmulationStopping()));
+    connect(this, SIGNAL(EmulationStarting(EmuThread*)), graphicsTracingWidget, SLOT(OnEmulationStarting(EmuThread*)));
+    connect(this, SIGNAL(EmulationStopping()), graphicsTracingWidget, SLOT(OnEmulationStopping()));
+
 
     // Setup hotkeys
     RegisterHotkey("Main Window", "Load File", QKeySequence::Open);
-- 
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