initial commit, 4.5 stable

editor/run/embedded_process.h

@@ -0,0 +1,128 @@
+/**************************************************************************/
+/*  embedded_process.h                                                    */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             GODOT ENGINE                               */
+/*                        https://godotengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
+/*                                                                        */
+/* Permission is hereby granted, free of charge, to any person obtaining  */
+/* a copy of this software and associated documentation files (the        */
+/* "Software"), to deal in the Software without restriction, including    */
+/* without limitation the rights to use, copy, modify, merge, publish,    */
+/* distribute, sublicense, and/or sell copies of the Software, and to     */
+/* permit persons to whom the Software is furnished to do so, subject to  */
+/* the following conditions:                                              */
+/*                                                                        */
+/* The above copyright notice and this permission notice shall be         */
+/* included in all copies or substantial portions of the Software.        */
+/*                                                                        */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */
+/**************************************************************************/
+
+#pragma once
+
+#include "scene/gui/control.h"
+
+class ScriptEditorDebugger;
+
+class EmbeddedProcessBase : public Control {
+	GDCLASS(EmbeddedProcessBase, Control);
+
+	void _draw();
+
+protected:
+	Ref<StyleBox> focus_style_box;
+	Size2i window_size;
+	bool keep_aspect = false;
+	Point2i margin_top_left;
+	Point2i margin_bottom_right;
+	Window *window = nullptr;
+
+	bool transp_enabled = false;
+	Color clear_color;
+	Ref<Texture2D> checkerboard;
+
+	void _project_settings_changed();
+
+	static void _bind_methods();
+	void _notification(int p_what);
+
+public:
+	virtual void set_script_debugger(ScriptEditorDebugger *p_debugger) {}
+
+	virtual bool is_embedding_completed() const = 0;
+	virtual bool is_embedding_in_progress() const = 0;
+	virtual bool is_process_focused() const = 0;
+	virtual void embed_process(OS::ProcessID p_pid) = 0;
+	virtual int get_embedded_pid() const = 0;
+	virtual void reset() = 0;
+	virtual void request_close() = 0;
+	virtual void queue_update_embedded_process() = 0;
+
+	void set_window_size(const Size2i &p_window_size);
+	void set_keep_aspect(bool p_keep_aspect);
+	virtual Rect2i get_adjusted_embedded_window_rect(const Rect2i &p_rect) const = 0;
+	Rect2i get_screen_embedded_window_rect() const;
+	int get_margin_size(Side p_side) const;
+	Size2 get_margins_size() const;
+
+	EmbeddedProcessBase();
+	virtual ~EmbeddedProcessBase();
+};
+
+class EmbeddedProcess : public EmbeddedProcessBase {
+	GDCLASS(EmbeddedProcess, EmbeddedProcessBase);
+
+	bool application_has_focus = true;
+	uint64_t last_application_focus_time = 0;
+	OS::ProcessID focused_process_id = 0;
+	OS::ProcessID current_process_id = 0;
+	bool embedding_grab_focus = false;
+	bool embedding_completed = false;
+	uint64_t start_embedding_time = 0;
+	bool updated_embedded_process_queued = false;
+	bool last_updated_embedded_process_focused = false;
+
+	Timer *timer_embedding = nullptr;
+	Timer *timer_update_embedded_process = nullptr;
+
+	const int embedding_timeout = 45000;
+
+	Rect2i last_global_rect;
+
+	void _try_embed_process();
+	void _update_embedded_process();
+	void _timer_embedding_timeout();
+	void _timer_update_embedded_process_timeout();
+	void _check_mouse_over();
+	void _check_focused_process_id();
+	bool _is_embedded_process_updatable();
+	Window *_get_current_modal_window();
+
+protected:
+	void _notification(int p_what);
+
+public:
+	bool is_embedding_in_progress() const override;
+	bool is_embedding_completed() const override;
+	bool is_process_focused() const override;
+	void embed_process(OS::ProcessID p_pid) override;
+	int get_embedded_pid() const override;
+	void reset() override;
+	void request_close() override;
+	void queue_update_embedded_process() override;
+
+	Rect2i get_adjusted_embedded_window_rect(const Rect2i &p_rect) const override;
+
+	EmbeddedProcess();
+	~EmbeddedProcess() override;
+};