Qt: Show shader generation window

Source/Core/DolphinQt2/Host.cpp

@@ -6,6 +6,7 @@
 
 #include <QAbstractEventDispatcher>
 #include <QApplication>
+#include <QProgressDialog>
 
 #include "Common/Common.h"
 #include "Core/ConfigManager.h"
@@ -105,6 +106,7 @@ void Host_UpdateDisasmDialog()
 
 void Host_UpdateProgressDialog(const char* caption, int position, int total)
 {
+  emit Host::GetInstance()->UpdateProgressDialog(QString::fromUtf8(caption), position, total);
 }
 
 // We ignore these, and their purpose should be questioned individually.

Source/Core/DolphinQt2/Host.h

@@ -32,6 +32,7 @@ signals:
   void RequestTitle(const QString& title);
   void RequestStop();
   void RequestRenderSize(int w, int h);
+  void UpdateProgressDialog(QString label, int position, int maximum);
 
 private:
   Host();

Source/Core/DolphinQt2/MainWindow.cpp

@@ -93,6 +93,7 @@ MainWindow::MainWindow(std::unique_ptr<BootParameters> boot_parameters) : QMainW
   CreateComponents();
 
   ConnectGameList();
+  ConnectHost();
   ConnectToolBar();
   ConnectRenderWidget();
   ConnectStack();
@@ -375,6 +376,12 @@ void MainWindow::ConnectRenderWidget()
   connect(m_render_widget, &RenderWidget::Closed, this, &MainWindow::ForceStop);
 }
 
+void MainWindow::ConnectHost()
+{
+  connect(Host::GetInstance(), &Host::UpdateProgressDialog, this,
+          &MainWindow::OnUpdateProgressDialog);
+}
+
 void MainWindow::ConnectStack()
 {
   auto* widget = new QWidget;
@@ -1194,3 +1201,24 @@ void MainWindow::ShowMemcardManager()
 
   manager.exec();
 }
+
+void MainWindow::OnUpdateProgressDialog(QString title, int progress, int total)
+{
+  if (!m_progress_dialog)
+  {
+    m_progress_dialog = new QProgressDialog(m_render_widget);
+    m_progress_dialog->show();
+  }
+
+  m_progress_dialog->setValue(progress);
+  m_progress_dialog->setLabelText(title);
+  m_progress_dialog->setWindowTitle(title);
+  m_progress_dialog->setMaximum(total);
+
+  if (total < 0 || progress >= total)
+  {
+    m_progress_dialog->hide();
+    m_progress_dialog->deleteLater();
+    m_progress_dialog = nullptr;
+  }
+}

Source/Core/DolphinQt2/MainWindow.h

@@ -18,10 +18,16 @@
 #include "DolphinQt2/RenderWidget.h"
 #include "DolphinQt2/ToolBar.h"
 
+class QProgressDialog;
+
 class BreakpointWidget;
 struct BootParameters;
 class CodeWidget;
+class ControllersWindow;
+class DragEnterEvent;
 class FIFOPlayerWindow;
+class GCTASInputWindow;
+class GraphicsWindow;
 class HotkeyScheduler;
 class LogConfigWidget;
 class LogWidget;
@@ -30,14 +36,10 @@ class NetPlayClient;
 class NetPlayDialog;
 class NetPlayServer;
 class NetPlaySetupDialog;
+class RegisterWidget;
 class SearchBar;
 class SettingsWindow;
-class ControllersWindow;
-class DragEnterEvent;
-class GraphicsWindow;
-class RegisterWidget;
 class WatchWidget;
-class GCTASInputWindow;
 class WiiTASInputWindow;
 
 class MainWindow final : public QMainWindow
@@ -85,6 +87,7 @@ private:
   void CreateComponents();
 
   void ConnectGameList();
+  void ConnectHost();
   void ConnectHotkeys();
   void ConnectMenuBar();
   void ConnectRenderWidget();
@@ -122,6 +125,8 @@ private:
   void OnImportNANDBackup();
   void OnConnectWiiRemote(int id);
 
+  void OnUpdateProgressDialog(QString label, int progress, int total);
+
   void OnPlayRecording();
   void OnStartRecording();
   void OnStopRecording();
@@ -135,6 +140,7 @@ private:
   void dropEvent(QDropEvent* event) override;
   QSize sizeHint() const override;
 
+  QProgressDialog* m_progress_dialog = nullptr;
   QStackedWidget* m_stack;
   ToolBar* m_tool_bar;
   MenuBar* m_menu_bar;