Qt: Move post processing to its own setting category

src/duckstation-qt/postprocessingsettingswidget.h

@@ -0,0 +1,33 @@
+#pragma once
+#include "postprocessingchainconfigwidget.h"
+#include "postprocessingshaderconfigwidget.h"
+#include "ui_postprocessingsettingswidget.h"
+#include <QtWidgets/QWidget>
+
+class QtHostInterface;
+class SettingsDialog;
+
+class PostProcessingSettingsWidget : public QWidget
+{
+  Q_OBJECT
+
+public:
+  PostProcessingSettingsWidget(QtHostInterface* host_interface, QWidget* parent, SettingsDialog* settings_dialog);
+  ~PostProcessingSettingsWidget();
+
+private Q_SLOTS:
+  void onChainAboutToChange();
+  void onChainSelectedShaderChanged(qint32 index);
+  void onConfigChanged(const std::string& new_config);
+  void onReloadClicked();
+
+private:
+  void connectUi();
+  void updateShaderConfigPanel(s32 index);
+
+  QtHostInterface* m_host_interface;
+
+  Ui::PostProcessingSettingsWidget m_ui;
+
+  PostProcessingShaderConfigWidget* m_shader_config = nullptr;
+};