launcher: add resizable game grid/improve controller setup

src/launcher/include/configurationListWidget.h

@@ -12,9 +12,9 @@
 
 class ConfigurationItem;
 class CompatibilityDatabase;
+class ControllerPreview;
 class QEvent;
 class QTreeWidgetItem;
-class QPoint;
 
 namespace Ui {
 class ConfigurationListWidget;
@@ -29,6 +29,7 @@ public:
 
 	void SetRunEnabled(bool flag) { m_run_enabled = flag; }
 	void SetRuntimeDirectory(const QString& directory) { m_runtime_directory = directory; }
+	void SetControllerPreview(ControllerPreview* preview) { m_controller_preview = preview; }
 
 	[[nodiscard]] const ConfigurationItem* GetSelectedItem() const { return m_selected_item; }
 	ConfigurationItem*                     GetSelectedItem() { return m_selected_item; }
@@ -65,13 +66,13 @@ protected slots:
 	void edit_global_settings();
 	void edit_input_mapping();
 	void list_itemDoubleClicked(QTreeWidgetItem* witem, int column);
-	void show_context_menu(const QPoint& pos);
 	void open_game_folder();
 	void remove_save_data();
 	void filter_configurations(const QString& text);
 
 private:
 	void               SelectItem(QTreeWidgetItem* witem);
+	void               ShowContextMenu(QTreeWidgetItem* witem);
 	void               ApplyCompatibility();
 	void               UpdateToolbarIcons();
 	void               ImportGameSettings(QWidget* parent);
@@ -87,6 +88,7 @@ private:
 	Configuration                 m_global_info;
 	QMap<QString, Configuration*> m_custom_infos;
 	CompatibilityDatabase*        m_compatibility = nullptr;
+	ControllerPreview*            m_controller_preview = nullptr;
 };
 
 #endif // CONFIGURATION_LIST_WIDGET_H

src/launcher/include/controllerLightbar.h

@@ -1,29 +0,0 @@
-#ifndef CONTROLLER_LIGHTBAR_H
-#define CONTROLLER_LIGHTBAR_H
-
-#include <QColor>
-#include <QHash>
-#include <QObject>
-#include <QString>
-#include <QTimer>
-
-#include <SDL3/SDL_gamepad.h>
-
-class ControllerLightbar final: public QObject {
-public:
-	explicit ControllerLightbar(QObject* parent = nullptr);
-	~ControllerLightbar() override;
-
-	void SetColor(const QString& color);
-	void Stop();
-
-private:
-	void Refresh();
-	void ApplyColor(SDL_Gamepad* gamepad) const;
-
-	QTimer                              m_timer;
-	QHash<SDL_JoystickID, SDL_Gamepad*> m_gamepads;
-	QColor                              m_color;
-};
-
-#endif // CONTROLLER_LIGHTBAR_H

src/launcher/include/controllerPreview.h

@@ -0,0 +1,53 @@
+#ifndef CONTROLLER_PREVIEW_H
+#define CONTROLLER_PREVIEW_H
+
+#include <QColor>
+#include <QMap>
+#include <QObject>
+#include <QPointF>
+#include <QSet>
+#include <QString>
+#include <QTimer>
+
+#include <SDL3/SDL_gamepad.h>
+
+class ControllerPreview final: public QObject {
+	Q_OBJECT
+
+public:
+	explicit ControllerPreview(QObject* parent = nullptr);
+	~ControllerPreview() override;
+
+	void SetColor(const QString& color);
+	void SetPreviewEnabled(bool enabled);
+	void Stop();
+	void SetSuspended(bool suspended);
+
+	[[nodiscard]] const QSet<QString>& Pressed() const { return m_pressed; }
+	[[nodiscard]] QPointF              LeftStick() const { return m_left_stick; }
+	[[nodiscard]] QPointF              RightStick() const { return m_right_stick; }
+	[[nodiscard]] const QString&       DeviceName() const { return m_device_name; }
+	[[nodiscard]] const QString&       Error() const { return m_error; }
+
+signals:
+	void StateChanged();
+
+private:
+	void UpdateRunning();
+	void OpenGamepad(SDL_JoystickID id);
+	void Refresh();
+	void ApplyColor(SDL_Gamepad* gamepad) const;
+
+	QTimer                             m_timer;
+	QMap<SDL_JoystickID, SDL_Gamepad*> m_gamepads;
+	QColor                             m_color;
+	bool                               m_preview_enabled = false;
+	bool                               m_suspended       = false;
+	QSet<QString>                      m_pressed;
+	QPointF                            m_left_stick;
+	QPointF                            m_right_stick;
+	QString                            m_device_name;
+	QString                            m_error;
+};
+
+#endif // CONTROLLER_PREVIEW_H

src/launcher/include/dualsenseWidget.h

@@ -0,0 +1,40 @@
+#ifndef LAUNCHER_INCLUDE_DUALSENSE_WIDGET_H_
+#define LAUNCHER_INCLUDE_DUALSENSE_WIDGET_H_
+
+#include <QPointF>
+#include <QSet>
+#include <QString>
+#include <QTransform>
+#include <QWidget>
+
+class DualSenseWidget final: public QWidget {
+	Q_OBJECT
+
+public:
+	explicit DualSenseWidget(QWidget* parent = nullptr);
+	[[nodiscard]] QSize sizeHint() const override;
+	void                SetPressed(const QSet<QString>& pressed);
+	void                SetSelected(const QString& selected);
+	void                SetSticks(const QPointF& left, const QPointF& right);
+
+signals:
+	void ControlClicked(const QString& id);
+
+protected:
+	void paintEvent(QPaintEvent* event) override;
+	void mouseMoveEvent(QMouseEvent* event) override;
+	void mousePressEvent(QMouseEvent* event) override;
+	void leaveEvent(QEvent* event) override;
+
+private:
+	[[nodiscard]] QTransform ViewTransform() const;
+	[[nodiscard]] QString    HitTest(const QPointF& position) const;
+
+	QSet<QString> m_pressed;
+	QString       m_selected;
+	QString       m_hovered;
+	QPointF       m_left_stick;
+	QPointF       m_right_stick;
+};
+
+#endif /* LAUNCHER_INCLUDE_DUALSENSE_WIDGET_H_ */

src/launcher/include/inputMappingDialog.h

@@ -2,32 +2,38 @@
 #define LAUNCHER_INCLUDE_INPUT_MAPPING_DIALOG_H_
 
 #include <QDialog>
+#include <QHash>
 #include <QStringList>
 
+class ControllerPreview;
+class DualSenseWidget;
+class QLabel;
 class QPushButton;
 class QDoubleSpinBox;
-class QTreeWidget;
-class QTreeWidgetItem;
-class QWidget;
 
 class InputMappingDialog final: public QDialog {
 public:
-	explicit InputMappingDialog(const QStringList& mapping, QWidget* parent = nullptr);
+	explicit InputMappingDialog(const QStringList& mapping, ControllerPreview* preview,
+	                            QWidget* parent = nullptr);
+	~InputMappingDialog() override;
 
 	[[nodiscard]] QStringList Mapping() const;
 
 private:
-	void ChangeBinding();
-	void ClearBinding();
+	void ChangeBinding(const QString& id);
 	void RestoreDefaults();
-	void SetBinding(QTreeWidgetItem* item, const QString& binding);
 	void UpdateButtons();
+	void UpdatePreview();
+	void UpdateHighlights();
 
-	QTreeWidget*    m_bindings        = nullptr;
-	QPushButton*    m_change_button   = nullptr;
-	QPushButton*    m_clear_button    = nullptr;
-	QDoubleSpinBox* m_sensitivity     = nullptr;
-	bool            m_custom_bindings = false;
+	ControllerPreview*           m_preview;
+	DualSenseWidget*             m_controller = nullptr;
+	QHash<QString, QString>      m_bindings;
+	QHash<QString, QPushButton*> m_buttons;
+	QString                      m_selected;
+	QLabel*                      m_status          = nullptr;
+	QDoubleSpinBox*              m_sensitivity     = nullptr;
+	bool                         m_custom_bindings = false;
 };
 
 #endif /* LAUNCHER_INCLUDE_INPUT_MAPPING_DIALOG_H_ */