414 lines
No EOL
21 KiB
C++
414 lines
No EOL
21 KiB
C++
/*
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Crafter®.Graphics
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Copyright (C) 2025 Catcrafts®
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catcrafts.net
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License version 3.0 as published by the Free Software Foundation;
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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module;
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#ifdef CRAFTER_GRAPHICS_WAYLAND
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <linux/input-event-codes.h>
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#include <xkbcommon/xkbcommon.h>
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#include "../lib/xdg-shell-client-protocol.h"
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#include "../lib/wayland-xdg-decoration-unstable-v1-client-protocol.h"
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#include <string.h>
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#include <linux/input.h>
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#include <sys/mman.h>
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#include <wayland-cursor.h>
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#include <xkbcommon/xkbcommon.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <print>
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#include <wayland-client.h>
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#include <wayland-client-protocol.h>
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#endif
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export module Crafter.Graphics:Window;
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import std;
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import :WindowBase;
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import :WindowKeyboard;
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import :WindowMouse;
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import :WindowTitle;
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import :WindowFramebuffer;
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export namespace Crafter {
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template<bool Framebuffer, bool Title, bool Keyboard, bool Mouse>
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class Window : public WindowBase {
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public:
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std::conditional_t<Framebuffer, WindowFramebuffer, std::monostate> framebuffer;
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std::conditional_t<Title, WindowTitle, std::monostate> title;
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std::conditional_t<Keyboard, WindowKeyboard, std::monostate> keyboard;
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std::conditional_t<Mouse, WindowMouse, std::monostate> mouse;
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Window() requires (Framebuffer && !Title && !Keyboard && !Mouse) : framebuffer(*this) {}
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Window(std::uint_fast32_t width, std::uint_fast32_t height) requires (Framebuffer && !Title && !Keyboard && !Mouse) : framebuffer(*this, width, height) {}
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Window() requires (!Framebuffer &&!Title && !Keyboard && !Mouse) : title(*this) {}
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Window(const std::string_view title) requires (!Framebuffer &&!Title && !Keyboard && !Mouse) : title(*this, title) {}
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Window(std::uint_fast32_t width, std::uint_fast32_t height, const std::string_view title) requires (Framebuffer && Title && !Keyboard && !Mouse) : framebuffer(*this, width, height), title(*this, title) {}
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~Window() {
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std::cout << "destr" << std::endl;
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#ifdef CRAFTER_GRAPHICS_WAYLAND
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xdg_toplevel_destroy(xdgToplevel);
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xdg_surface_destroy(xdgSurface);
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wl_surface_destroy(surface);
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#endif
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}
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// template<bool Buffer, bool Mouse>
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// UiElement<Buffer, Mouse>& AddElement(float anchorX, float anchorY, float relativeWidth, float relativeHeight, float anchorOffsetX = 0.5, float anchorOffsetY = 0.5, float z = 0, bool ignoreScaling = false) requires(Buffer == true) {
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// }
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template<bool UiBuffer, bool UiMouse>
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UiElement<UiBuffer, UiMouse>& CreateElement(std::uint_fast32_t width, std::uint_fast32_t height, float anchorX, float anchorY, float relativeWidth, float relativeHeight, float anchorOffsetX = 0.5, float anchorOffsetY = 0.5, float z = 0, bool ignoreScaling = false) requires(UiBuffer && Framebuffer) {
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std::unique_ptr<UiElement<UiBuffer, UiMouse>> element = std::make_unique<UiElement<UiBuffer, UiMouse>>(width, height, anchorX, anchorY, relativeWidth, relativeHeight, anchorOffsetX, anchorOffsetY, z, ignoreScaling);
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UiElement<UiBuffer, UiMouse>* ptr = element.get();
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framebuffer.elements.push_back(&element->buffer);
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if constexpr(UiMouse) {
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mouse.elements.push_back(&element->mouse);
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}
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elements.emplace_back(std::move(element));
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return *ptr;
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}
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template<bool UiBuffer, bool UiMouse>
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void RemoveElement(UiElement<UiBuffer, UiMouse>& element) {
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if constexpr(UiBuffer) {
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framebuffer.elements.erase(std::find(framebuffer.elements.begin(), framebuffer.elements.end(), &element.buffer));
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}
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for(std::uint_fast32_t i = 0; i < elements.size(); i++) {
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if(elements[i].get() == &element) {
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elements.erase(elements.begin() + i);
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break;
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}
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}
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}
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private:
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#ifdef CRAFTER_GRAPHICS_WAYLAND
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void InitWayland() {
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std::cout << "bruh" << std::endl;
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display = wl_display_connect(NULL);
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if (display == NULL) {
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std::cerr << "failed to create display" << std::endl;
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}
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wl_registry* registry = wl_display_get_registry(display);
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wl_registry_add_listener(registry, ®istry_listener, this);
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if (wl_display_roundtrip(display) == -1) {
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exit(EXIT_FAILURE);
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}
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if (shm == NULL || compositor == NULL || xdgWmBase == NULL) {
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std::cerr << "no wl_shm, wl_compositor or xdg_wm_base support" << std::endl;
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exit(EXIT_FAILURE);
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}
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surface = wl_compositor_create_surface(compositor);
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xdgSurface = xdg_wm_base_get_xdg_surface(xdgWmBase, surface);
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xdgToplevel = xdg_surface_get_toplevel(xdgSurface);
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cb = wl_surface_frame(surface);
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//wl_callback_add_listener(cb, &surface_frame_listener, this);
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xdg_surface_add_listener(xdgSurface, &xdg_surface_listener, this);
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xdg_toplevel_add_listener(xdgToplevel, &xdg_toplevel_listener, this);
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wl_surface_commit(surface);
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while (wl_display_dispatch(display) != -1 && !configured) {}
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wl_surface_commit(surface);
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zxdg_toplevel_decoration_v1* decoration = zxdg_decoration_manager_v1_get_toplevel_decoration(manager, xdgToplevel);
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zxdg_toplevel_decoration_v1_set_mode(decoration, ZXDG_TOPLEVEL_DECORATION_V1_MODE_SERVER_SIDE);
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wl_surface_commit(surface);
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std::cout << "bruh" << std::endl;
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open = true;
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}
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static void wl_surface_frame_done(void* data, struct wl_callback *cb, uint32_t time) {
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wl_callback_destroy(cb);
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Window<Framebuffer, Title, Keyboard, Mouse>* window = reinterpret_cast<Window<Framebuffer, Title, Keyboard, Mouse>*>(data);
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if(window->onUpdate.listeners.size() > 0) {
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cb = wl_surface_frame(window->surface);
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wl_callback_add_listener(cb, &WindowBase::surface_frame_listener, window);
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}
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}
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constexpr static wl_callback_listener surface_frame_listener = {
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.done = wl_surface_frame_done,
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};
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static void xdg_wm_base_handle_ping(void* data, xdg_wm_base* xdg_wm_base, std::uint32_t serial) {
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xdg_wm_base_pong(xdg_wm_base, serial);
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}
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constexpr static xdg_wm_base_listener xdgWmBaseListener = {
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.ping = xdg_wm_base_handle_ping,
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};
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static void pointer_handle_button(void* data, wl_pointer* pointer, std::uint32_t serial, std::uint32_t time, std::uint32_t button, std::uint32_t state) {
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Window<Framebuffer, Title, Keyboard, Mouse>* window = reinterpret_cast<<Window<Framebuffer, Title, Keyboard, Mouse>*>(data);
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if (button == BTN_LEFT) {
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if(state == WL_POINTER_BUTTON_STATE_PRESSED) {
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window->mouseLeftHeld = true;
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window->mouse.onMouseLeftClick.Invoke(window->mouse.currentMousePos);
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if constexpr (Framebuffer) {
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for(UiElementMouse& element : window->mouse.elements) {
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ScaleData data = window->framebuffer.ScaleElement(element);
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if(window->mouse.currentMousePos.x >= data.x && window->mouse.currentMousePos.x <= data.x+data.width && window->mouse.currentMousePos.y > data.y && window->mouse.currentMousePos.y < data.y+data.height) {
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element.onMouseLeftClick.Invoke({window->mouse.currentMousePos.x-data.x, window->mouse.currentMousePos.y-data.y});
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}
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}
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}
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} else {
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window->mouse.mouseLeftHeld = false;
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window->mouse.onMouseLeftRelease.Invoke(window->mouse.currentMousePos);
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for(UiElement& element : window->mouse.elements) {
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ScaleData data = window->mouse.ScaleElement(element);
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if(window->mouse.currentMousePos.x >= data.x && window->mouse.currentMousePos.x <= data.x+data.width && window->mouse.currentMousePos.y > data.y && window->mouse.currentMousePos.y < data.y+data.height) {
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element.onMouseLeftRelease.Invoke({window->mouse.currentMousePos.x-data.x, window->mouse.currentMousePos.y-data.y});
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}
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}
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}
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} else if(button == BTN_RIGHT){
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if(state == WL_POINTER_BUTTON_STATE_PRESSED) {
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window->mouse.mouseRightHeld = true;
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window->mouse.onMouseRightClick.Invoke(window->mouse.currentMousePos);
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for(UiElement& element : window->mouse.elements) {
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ScaleData data = window->mouse.ScaleElement(element);
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if(window->mouse.currentMousePos.x >= data.x && window->mouse.currentMousePos.x <= data.x+data.width && window->mouse.currentMousePos.y > data.y && window->mouse.currentMousePos.y < data.y+data.height) {
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element.onMouseRightClick.Invoke({window->mouse.currentMousePos.x-data.x, window->mouse.currentMousePos.y-data.y});
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}
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}
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} else {
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window->mouse.mouseRightHeld = true;
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window->mouse.onMouseRightRelease.Invoke(window->mouse.currentMousePos);
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for(UiElement& element : window->mouse.elements) {
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ScaleData data = window->mouse.ScaleElement(element);
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if(window->mouse.currentMousePos.x >= data.x && window->mouse.currentMousePos.x <= data.x+data.width && window->mouse.currentMousePos.y > data.y && window->mouse.currentMousePos.y < data.y+data.height) {
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element.onMouseRightRelease.Invoke({window->mouse.currentMousePos.x-data.x, window->mouse.currentMousePos.y-data.y});
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}
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}
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}
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}
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}
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static void PointerListenerHandleMotion(void* data, wl_pointer* wl_pointer, uint time, wl_fixed_t surface_x, wl_fixed_t surface_y) {
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<Window<Framebuffer, Title, Keyboard, Mouse>* window = reinterpret_cast<<Window<Framebuffer, Title, Keyboard, Mouse>*>(data);
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MousePoint pos = {wl_fixed_to_double(surface_x), wl_fixed_to_double(surface_y)};
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window->mouse.lastMousePos = window->currentMousePos;
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window->currentMousePos = pos;
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window->mouseDelta = {window->currentMousePos.x-window->lastMousePos.x, window->currentMousePos.y-window->lastMousePos.y};
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window->onMouseMove.Invoke({window->lastMousePos, window->currentMousePos, window->mouseDelta});
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for(UiElement& element : window->elements) {
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ScaleData data = window->ScaleElement(element);
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if(window->currentMousePos.x >= data.x && window->currentMousePos.x <= data.x+data.width && window->currentMousePos.y > data.y && window->currentMousePos.y < data.y+data.height) {
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element.onMouseMove.Invoke({window->currentMousePos.x-data.x, window->currentMousePos.y-data.y});
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if(!(window->lastMousePos.x >= data.x && window->lastMousePos.x <= data.x+data.width && window->lastMousePos.y > data.y && window->lastMousePos.y < data.y+data.height)) {
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element.onMouseEnter.Invoke({window->currentMousePos.x-data.x, window->currentMousePos.y-data.y});
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}
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} else if(window->lastMousePos.x >= data.x && window->lastMousePos.x <= data.x+data.width && window->lastMousePos.y > data.y && window->lastMousePos.y < data.y+data.height) {
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element.onMouseLeave.Invoke({window->currentMousePos.x-data.x, window->currentMousePos.y-data.y});
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}
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}
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}
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static void PointerListenerHandleEnter(void* data, wl_pointer* wl_pointer, uint serial, wl_surface* surface, wl_fixed_t surface_x, wl_fixed_t surface_y) {
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<Window<Framebuffer, Title, Keyboard, Mouse>* window = reinterpret_cast<<Window<Framebuffer, Title, Keyboard, Mouse>*>(data);
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window->onMouseEnter.Invoke({window->lastMousePos, window->currentMousePos, window->mouseDelta});
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}
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static void PointerListenerHandleLeave(void* data, wl_pointer*, std::uint32_t, wl_surface*) {
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<Window<Framebuffer, Title, Keyboard, Mouse>* window = reinterpret_cast<<Window<Framebuffer, Title, Keyboard, Mouse>*>(data);
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window->onMouseEnter.Invoke({window->lastMousePos, window->currentMousePos, window->mouseDelta});
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}
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static void PointerListenerHandleAxis(void*, wl_pointer*, std::uint32_t, std::uint32_t, wl_fixed_t value) {
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}
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constexpr static wl_pointer_listener pointer_listener = {
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.enter = PointerListenerHandleEnter,
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.leave = PointerListenerHandleLeave,
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.motion = PointerListenerHandleMotion,
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.button = pointer_handle_button,
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.axis = PointerListenerHandleAxis,
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};
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xkb_keymap* xkb_keymap;
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xkb_context* xkb_context = xkb_context_new(XKB_CONTEXT_NO_FLAGS);
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xkb_state* xkb_state;
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static void keyboard_keymap(void *data, wl_keyboard *keyboard, uint32_t format, int fd, uint32_t size) {
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if (format != WL_KEYBOARD_KEYMAP_FORMAT_XKB_V1) {
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close(fd);
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fprintf(stderr, "Unsupported keymap format\n");
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return;
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}
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void *map = mmap(NULL, size, PROT_READ, MAP_SHARED, fd, 0);
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if (map == MAP_FAILED) {
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close(fd);
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perror("mmap");
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return;
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}
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xkb_context = xkb_context_new(XKB_CONTEXT_NO_FLAGS);
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xkb_keymap = xkb_keymap_new_from_string(xkb_context, (const char *)map, XKB_KEYMAP_FORMAT_TEXT_V1,XKB_KEYMAP_COMPILE_NO_FLAGS);
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munmap(map, size);
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close(fd);
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xkb_state = xkb_state_new(xkb_keymap);
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}
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static void keyboard_enter(void *data, wl_keyboard *keyboard, uint32_t serial, wl_surface *surface, wl_array *keys) {
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}
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static void keyboard_leave(void *data, wl_keyboard *keyboard, uint32_t serial, wl_surface *surface) {
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}
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static void keyboard_key(void *data, wl_keyboard *keyboard, uint32_t serial, uint32_t time, uint32_t key, uint32_t state) {
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if (!xkb_state) {
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return;
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}
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Window<Framebuffer, Title, Keyboard, Mouse>* window = reinterpret_cast<Window<Framebuffer, Title, Keyboard, Mouse>*>(data);
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xkb_keycode_t keycode = key + 8;
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xkb_keysym_t keysym = xkb_state_key_get_one_sym(xkb_state, keycode);
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char utf8[8] = {0};
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int len = xkb_keysym_to_utf8(keysym, utf8, sizeof(utf8));
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if (len != 0) {
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char keypress = utf8[0];
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if(state == WL_KEYBOARD_KEY_STATE_PRESSED) {
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if(window->heldkeys[keypress]) {
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window->onKeyHold[keypress].Invoke();
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window->onAnyKeyHold.Invoke(keypress);
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} else{
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window->heldkeys[keypress] = true;
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window->onKeyDown[keypress].Invoke();
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window->onAnyKeyDown.Invoke(keypress);
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}
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} else{
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window->heldkeys[keypress] = false;
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window->onKeyUp[keypress].Invoke();
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window->onAnyKeyUp.Invoke(keypress);
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}
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} else {
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// // fallback for keys like Return, Escape, etc.
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// char name[64];
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// if (xkb_keysym_get_name(keysym, name, sizeof(name)) > 0) {
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// printf("Key %s pressed (non-printable or multi-char)\n", name);
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// }
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}
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}
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static void keyboard_modifiers(void *data, wl_keyboard *keyboard, uint32_t serial, uint32_t mods_depressed, uint32_t mods_latched, uint32_t mods_locked, uint32_t group) {
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}
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static void keyboard_repeat_info(void *data, wl_keyboard *keyboard, int32_t rate, int32_t delay) {
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}
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constexpr static wl_keyboard_listener keyboard_listener = {
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.keymap = keyboard_keymap,
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.enter = keyboard_enter,
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.leave = keyboard_leave,
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.key = keyboard_key,
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.modifiers = keyboard_modifiers,
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.repeat_info = keyboard_repeat_info,
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};
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void seat_handle_capabilities(void* data, wl_seat* seat, uint32_t capabilities) {
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Window<Framebuffer, Title, Keyboard, Mouse>* window = reinterpret_cast<Window<Framebuffer, Title, Keyboard, Mouse>*>(data);
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window->seat = seat;
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if constexpr(Mouse) {
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wl_pointer* pointer = wl_seat_get_pointer(seat);
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wl_pointer_add_listener(pointer, &pointer_listener, window);
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}
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if constexpr(Keyboard) {
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wl_keyboard* keyboard = wl_seat_get_keyboard(seat);
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wl_keyboard_add_listener(keyboard, &keyboard_listener, window);
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}
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}
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constexpr static wl_seat_listener seat_listener = {
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.capabilities = seat_handle_capabilities,
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};
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static void handle_global(void *data, wl_registry *registry, std::uint32_t name, const char *interface, std::uint32_t version) {
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Window<Framebuffer, Title, Keyboard, Mouse>* window = reinterpret_cast<Window<Framebuffer, Title, Keyboard, Mouse>*>(data);
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if (strcmp(interface, wl_shm_interface.name) == 0) {
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window->shm = reinterpret_cast<wl_shm*>(wl_registry_bind(registry, name, &wl_shm_interface, 1));
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} else if (strcmp(interface, wl_seat_interface.name) == 0) {
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if constexpr (Keyboard || Mouse) {
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wl_seat* seat = reinterpret_cast<wl_seat*>(wl_registry_bind(registry, name, &wl_seat_interface, 1));
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wl_seat_add_listener(seat, &seat_listener, window);
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}
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} else if (compositor == NULL && strcmp(interface, wl_compositor_interface.name) == 0) {
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compositor = reinterpret_cast<wl_compositor*>(wl_registry_bind(registry, name, &wl_compositor_interface, 1));
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} else if (strcmp(interface, xdg_wm_base_interface.name) == 0) {
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window->xdgWmBase = reinterpret_cast<xdg_wm_base*>(wl_registry_bind(registry, name, &xdg_wm_base_interface, 1));
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xdg_wm_base_add_listener(window->xdgWmBase, &xdgWmBaseListener, NULL);
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} else if (strcmp(interface, zxdg_decoration_manager_v1_interface.name) == 0) {
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window->manager = reinterpret_cast<zxdg_decoration_manager_v1*>(wl_registry_bind(registry, name, &zxdg_decoration_manager_v1_interface, 1));
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}
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}
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void handle_global_remove(void* data, wl_registry* registry, uint32_t name) {}
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constexpr wl_registry_listener registry_listener = {
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.global = handle_global,
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.global_remove = handle_global_remove,
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};
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static void xdg_surface_handle_configure(void* data, xdg_surface* xdg_surface, std::uint32_t serial) {
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Window<Framebuffer, Title, Keyboard, Mouse>* window = reinterpret_cast<Window<Framebuffer, Title, Keyboard, Mouse>*>(data);
|
|
// The compositor configures our surface, acknowledge the configure event
|
|
xdg_surface_ack_configure(xdg_surface, serial);
|
|
|
|
if (window->configured) {
|
|
// If this isn't the first configure event we've received, we already
|
|
// have a buffer attached, so no need to do anything. Commit the
|
|
// surface to apply the configure acknowledgement.
|
|
wl_surface_commit(window->surface);
|
|
}
|
|
|
|
window->configured = true;
|
|
}
|
|
constexpr xdg_surface_listener xdg_surface_listener = {
|
|
.configure = xdg_surface_handle_configure,
|
|
};
|
|
|
|
void noop5(void*, xdg_toplevel*, std::int32_t, std::int32_t, wl_array*){}
|
|
static void xdg_toplevel_handle_close(void* data, xdg_toplevel*) {
|
|
WindowBase* window = reinterpret_cast<WindowBase*>(data);
|
|
window->onClose.Invoke();
|
|
window->open = false;
|
|
}
|
|
constexpr xdg_toplevel_listener xdg_toplevel_listener = {
|
|
.configure = noop5,
|
|
.close = WindowBase::xdg_toplevel_handle_close,
|
|
};
|
|
#endif
|
|
};
|
|
} |