Support for touch/key events in LUA widgets

2022-06-11 15:38:08 +02:00
parent 93797a3e14
commit a3424d5bc0
21 changed files with 965 additions and 753 deletions
@@ -0,0 +1,88 @@
+/*
+ * Copyright (C) EdgeTX
+ *
+ * Based on code named
+ *   opentx - https://github.com/opentx/opentx
+ *   th9x - http://code.google.com/p/th9x
+ *   er9x - http://code.google.com/p/er9x
+ *   gruvin9x - http://code.google.com/p/gruvin9x
+ *
+ * License GPLv2: http://www.gnu.org/licenses/gpl-2.0.html
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#pragma once
+
+#include "window.h"
+#include "widget.h"
+#include "lua_api.h"
+
+#include "opentx_types.h"
+
+class LuaEventHandler
+{
+#if defined(HARDWARE_TOUCH)
+  static tmr10ms_t swipeTimeOut;
+  static bool _sliding;
+  static coord_t _startX;
+  static coord_t _startY;
+#endif
+  static void event_cb(lv_event_t* e);
+
+protected:
+  void onClicked();
+  void onCancel();
+  void onEvent(event_t event);
+
+public:
+  LuaEventHandler() = default;
+  void setupHandler(Window* w);
+  void removeHandler(Window* w);
+};
+
+class LuaWidget : public Widget, public LuaEventHandler
+{
+  friend class LuaWidgetFactory;
+
+  int luaWidgetDataRef;
+  char* errorMessage;
+  bool refreshed = false;
+
+  // Window interface
+  void onClicked() override;
+  void onCancel() override;
+  void checkEvents() override;
+
+  // Widget interface
+  void onFullscreen(bool enable) override;
+    
+  void setErrorMessage(const char* funcName);
+
+ public:
+  LuaWidget(const WidgetFactory* factory, Window* parent, const rect_t& rect,
+            WidgetPersistentData* persistentData, int luaWidgetDataRef);
+  ~LuaWidget() override;
+
+#if defined(DEBUG_WINDOWS)
+  std::string getName() const override { return "LuaWidget"; }
+#endif
+
+  // Window interface
+  void onEvent(event_t event) override;
+
+  // Widget interface
+  const char* getErrorMessage() const override;
+  void update() override;
+  void background() override;
+
+  // Calls LUA widget 'refresh' method
+  void refresh(BitmapBuffer* dc) override;
+};