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authorBent Bisballe Nyeng <deva@aasimon.org>2020-12-29 16:09:43 +0100
committerBent Bisballe Nyeng <deva@aasimon.org>2020-12-29 16:39:54 +0100
commit645250e1cd8ce9bc1faea599df7a1b05836bfeb8 (patch)
treec6311afab3900d2dd2aecbfbe1ac348d0e48c428 /dggui/nativewindow_x11.h
parentdce64999d3325c5b55499d6ba657066efa48fbff (diff)
Split UI code into application/plugin UI and UI library.
Diffstat (limited to 'dggui/nativewindow_x11.h')
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ * nativewindow_x11.h
+ *
+ * Fri Dec 28 18:45:56 CET 2012
+ * Copyright 2012 Bent Bisballe Nyeng
+ * deva@aasimon.org
+ ****************************************************************************/
+
+/*
+ * This file is part of DrumGizmo.
+ *
+ * DrumGizmo is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * DrumGizmo 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with DrumGizmo; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+#pragma once
+
+#include <queue>
+
+#include <X11/Xlib.h>
+#include <X11/extensions/XShm.h>
+
+#include "nativewindow.h"
+
+namespace GUI
+{
+
+class Window;
+
+class NativeWindowX11
+ : public NativeWindow
+{
+public:
+ NativeWindowX11(void* native_window, Window& window);
+ ~NativeWindowX11();
+
+ // From NativeWindow:
+ void setFixedSize(std::size_t width, std::size_t height) override;
+ void setAlwaysOnTop(bool always_on_top) override;
+ void resize(std::size_t width, std::size_t height) override;
+ std::pair<std::size_t, std::size_t> getSize() const override;
+ void move(int x, int y) override;
+ std::pair<int, int> getPosition() const override;
+ void show() override;
+ void hide() override;
+ bool visible() const override;
+ void setCaption(const std::string &caption) override;
+ void redraw(const Rect& dirty_rect) override;
+ void grabMouse(bool grab) override;
+ EventQueue getEvents() override;
+ void* getNativeWindowHandle() const override;
+ Point translateToScreen(const Point& point) override;
+
+private:
+ void translateXMessage(XEvent& xevent);
+
+ //! Allocate new shared memory buffer for the pixel buffer.
+ //! Frees the existing buffer if there is one.
+ void allocateShmImage(std::size_t width, std::size_t height);
+
+ //! Deallocate image and shm resources.
+ void deallocateShmImage();
+
+ //! Copy data from the pixel buffer into the shared memory
+ void updateImageFromBuffer(std::size_t x1, std::size_t y1,
+ std::size_t x2, std::size_t y2);
+
+ XShmSegmentInfo shm_info;
+ XImage* image{nullptr};
+
+ ::Window xwindow{0};
+ GC gc{0};
+
+ Window& window;
+
+ Time last_click{0};
+
+ Display* display{nullptr};
+ int screen{0};
+ int depth{0};
+ Visual* visual{nullptr};
+ Atom wmDeleteMessage{0};
+ ::Window parent_window;
+
+ EventQueue event_queue;
+};
+
+} // GUI::