From e6d09620e4ba8e0b51316aa2561cf0b6112d19ab Mon Sep 17 00:00:00 2001
From: german77 <juangerman-13@hotmail.com>
Date: Thu, 14 Jul 2022 22:31:57 -0500
Subject: [PATCH] logger

---
 src/yuzu/debugger/console.cpp | 60 +++++++++++++++++++++++++++++++++++
 src/yuzu/debugger/console.h   | 30 ++++++++++++++++++
 src/yuzu/main.cpp             |  9 ++++++
 src/yuzu/main.h               |  5 +++
 4 files changed, 104 insertions(+)

diff --git a/src/yuzu/debugger/console.cpp b/src/yuzu/debugger/console.cpp
index 1c1342ff1..dc7bb1294 100644
--- a/src/yuzu/debugger/console.cpp
+++ b/src/yuzu/debugger/console.cpp
@@ -7,6 +7,11 @@
 #include <wincon.h>
 #endif
 
+#include <QAction>
+#include <QLayout>
+#include <QString>
+#include <QScrollBar>
+
 #include "common/logging/backend.h"
 #include "yuzu/debugger/console.h"
 #include "yuzu/uisettings.h"
@@ -46,4 +51,59 @@ void ToggleConsole() {
     SetColorConsoleBackendEnabled(UISettings::values.show_console.GetValue());
 #endif
 }
+
+
+GameLogOuput::GameLogOuput(QWidget* parent)
+    : QWidget(parent, Qt::Dialog) {
+    setObjectName(QStringLiteral("Game Log Output"));
+    setWindowTitle(tr("Game Log Output"));
+    resize(500, 350);
+    setMinimumSize(500, 350);
+    // Remove the "?" button from the titlebar and enable the maximize button
+    setWindowFlags((windowFlags() & ~Qt::WindowContextHelpButtonHint) |
+                   Qt::WindowMaximizeButtonHint);
+
+    log_output = new QPlainTextEdit(this);
+    log_output->setReadOnly(true);
+    QLayout* layout = new QVBoxLayout(this);
+    layout->setContentsMargins(0, 0, 0, 0);
+    layout->addWidget(log_output);
+    setLayout(layout);
+}
+
+void GameLogOuput::AppendMessage(const QString& text) {
+    std::scoped_lock lock{mutex};
+    if (log_output) {
+        log_output->appendPlainText(std::move(text));
+    }
+    // Scrolls to the bottom
+    //log_output->verticalScrollBar()->setValue(
+    //    log_output->verticalScrollBar()->maximum());
+}
+
+QAction* GameLogOuput::toggleViewAction() {
+    if (toggle_view_action == nullptr) {
+        toggle_view_action = new QAction(tr("&Game Log Ouput"), this);
+        toggle_view_action->setCheckable(true);
+        toggle_view_action->setChecked(isVisible());
+        connect(toggle_view_action, &QAction::toggled, this, &GameLogOuput::setVisible);
+    }
+
+    return toggle_view_action;
+}
+
+void GameLogOuput::showEvent(QShowEvent* ev) {
+    if (toggle_view_action) {
+        toggle_view_action->setChecked(isVisible());
+    }
+    QWidget::showEvent(ev);
+}
+
+void GameLogOuput::hideEvent(QHideEvent* ev) {
+    if (toggle_view_action) {
+        toggle_view_action->setChecked(isVisible());
+    }
+    QWidget::hideEvent(ev);
+}
+
 } // namespace Debugger
diff --git a/src/yuzu/debugger/console.h b/src/yuzu/debugger/console.h
index fdb7d174c..94b15213f 100644
--- a/src/yuzu/debugger/console.h
+++ b/src/yuzu/debugger/console.h
@@ -3,6 +3,15 @@
 
 #pragma once
 
+#include <mutex>
+
+#include <QWidget>
+#include <QPlainTextEdit>
+
+namespace Core::HID {
+class HIDCore;
+} // namespace Core::HID
+
 namespace Debugger {
 
 /**
@@ -10,4 +19,25 @@ namespace Debugger {
  * get a real qt logging window which would work for all platforms.
  */
 void ToggleConsole();
+
+class GameLogOuput : public QWidget {
+    Q_OBJECT
+
+public:
+    explicit GameLogOuput(QWidget* parent = nullptr);
+
+    void AppendMessage(const QString& text);
+
+    /// Returns a QAction that can be used to toggle visibility of this dialog.
+    QAction* toggleViewAction();
+
+protected:
+    void showEvent(QShowEvent* ev) override;
+    void hideEvent(QHideEvent* ev) override;
+
+private:
+    std::mutex mutex;
+    QAction* toggle_view_action = nullptr;
+    QPlainTextEdit* log_output = nullptr;
+};
 } // namespace Debugger
\ No newline at end of file
diff --git a/src/yuzu/main.cpp b/src/yuzu/main.cpp
index 6cd557c29..b6e25864f 100644
--- a/src/yuzu/main.cpp
+++ b/src/yuzu/main.cpp
@@ -1248,6 +1248,10 @@ void GMainWindow::InitializeDebugWidgets() {
     controller_dialog->hide();
     debug_menu->addAction(controller_dialog->toggleViewAction());
 
+    game_log_ouput_widget = new Debugger::GameLogOuput(this);
+    game_log_ouput_widget->hide();
+    debug_menu->addAction(game_log_ouput_widget->toggleViewAction());
+
     connect(this, &GMainWindow::EmulationStarting, waitTreeWidget,
             &WaitTreeWidget::OnEmulationStarting);
     connect(this, &GMainWindow::EmulationStopping, waitTreeWidget,
@@ -1876,6 +1880,11 @@ void GMainWindow::BootGame(const QString& filename, u64 program_id, std::size_t
         render_window->Exit();
     });
 
+    // Register an Exit callback such that Core can exit the currently running application.
+    system->RegisterGameLogCallback([this](std::string text) {
+        game_log_ouput_widget->AppendMessage(QString::fromStdString(text));
+    });
+
     connect(render_window, &GRenderWindow::Closed, this, &GMainWindow::OnStopGame);
     connect(render_window, &GRenderWindow::MouseActivity, this, &GMainWindow::OnMouseActivity);
     // BlockingQueuedConnection is important here, it makes sure we've finished refreshing our views
diff --git a/src/yuzu/main.h b/src/yuzu/main.h
index 2cfb96257..38e8b95e4 100644
--- a/src/yuzu/main.h
+++ b/src/yuzu/main.h
@@ -72,6 +72,10 @@ struct KeyboardInitializeParameters;
 struct ProfileSelectParameters;
 } // namespace Core::Frontend
 
+namespace Debugger {
+class GameLogOuput;
+}
+
 namespace DiscordRPC {
 class DiscordInterface;
 }
@@ -468,6 +472,7 @@ private:
     MicroProfileDialog* microProfileDialog;
     WaitTreeWidget* waitTreeWidget;
     ControllerDialog* controller_dialog;
+    Debugger::GameLogOuput* game_log_ouput_widget;
 
     QAction* actions_recent_files[max_recent_files_item];