{"id":60968,"date":"2026-01-16T19:49:33","date_gmt":"2026-01-16T11:49:33","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/60968.html"},"modified":"2026-01-16T19:49:33","modified_gmt":"2026-01-16T11:49:33","slug":"wayland%e5%8d%8f%e8%ae%ae%e8%af%a6%e8%a7%a3%e4%b8%80","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/60968.html","title":{"rendered":"wayland\u534f\u8bae\u8be6\u89e3\u4e00"},"content":{"rendered":"<\/p>\n<h4>\u6587\u7ae0\u76ee\u5f55<\/h4>\n<ul>\n<li>\u4e00\u3001\u524d\u8a00<\/li>\n<li>\u4e8c\u3001Wayland\u5ba2\u6237\u7aef\u7684\u5b8c\u6574\u751f\u547d\u5468\u671f<\/li>\n<li>\n<ul>\n<li>1.\u5efa\u7acb\u8fde\u63a5-\u6572\u95e8<\/li>\n<li>2.\u83b7\u53d6\u6ce8\u518c\u8868<\/li>\n<li>3.\u8bbe\u7f6e\u76d1\u542c\u5668-\u7ffb\u8bd1\u5b98<\/li>\n<li>4.\u540c\u6b65\u7b49\u5f85<\/li>\n<li>5. \u521b\u5efa Surface&#xff1a;\u5f97\u5230\u4e00\u5757\u201c\u753b\u5e03\u201d<\/li>\n<li>6. \u7ed9\u753b\u5e03\u914d\u4e0a\u201c\u753b\u6846\u201d<\/li>\n<li>7. \u8bbe\u7f6e\u76d1\u542c\u5668&#xff1a;\u8ba9\u7a97\u53e3\u80fd\u201c\u542c\u8bdd\u201d<\/li>\n<li>8. \u8bbe\u7f6e\u7a97\u53e3\u72b6\u6001<\/li>\n<li>9. \u521b\u5efa EGL \u7a97\u53e3<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<hr \/>\n<h2>\u4e00\u3001\u524d\u8a00<\/h2>\n<p>\u4e3a\u4ec0\u4e48\u9700\u8981\u7406\u89e3Wayland\u5ba2\u6237\u7aef\u751f\u547d\u5468\u671f&#xff1f;<\/p>\n<p>\u5728Linux\u56fe\u5f62\u751f\u6001\u7cfb\u7edf\u4e2d&#xff0c;Wayland\u6b63\u9010\u6e10\u6210\u4e3aX Window\u7cfb\u7edf\u7684\u73b0\u4ee3\u66ff\u4ee3\u65b9\u6848\u3002\u4e0e\u4f20\u7edf\u7684X11\u67b6\u6784\u4e0d\u540c&#xff0c;Wayland\u91c7\u7528\u4e86\u4e00\u79cd\u66f4\u7b80\u6d01\u3001\u66f4\u5b89\u5168\u7684\u5ba2\u6237\u7aef-\u670d\u52a1\u5668\u6a21\u578b\u3002\u7406\u89e3Wayland\u5ba2\u6237\u7aef\u4ece\u542f\u52a8\u5230\u663e\u793a\u7a97\u53e3\u7684\u5b8c\u6574\u751f\u547d\u5468\u671f&#xff0c;\u662f\u5f00\u53d1\u57fa\u4e8eWayland\u7684\u56fe\u5f62\u5e94\u7528\u3001\u5d4c\u5165\u5f0f\u7cfb\u7edfGUI\u6216\u684c\u9762\u73af\u5883\u7684\u57fa\u7840\u3002<\/p>\n<p>\u672c\u6587\u5c06\u6df1\u5165\u5256\u6790Wayland\u5ba2\u6237\u7aef\u4e0e\u5408\u6210\u5668&#xff08;Compositor&#xff09;\u4ea4\u4e92\u7684\u5b8c\u6574\u6d41\u7a0b&#xff0c;\u901a\u8fc7\u4ee3\u7801\u793a\u4f8b\u548c\u67b6\u6784\u56fe&#xff0c;\u5e2e\u52a9\u60a8\u638c\u63e1Wayland\u7f16\u7a0b\u7684\u6838\u5fc3\u6982\u5ff5\u3002<\/p>\n<p><span class=\"token comment\">\/\/ \u6838\u5fc3\u67b6\u6784\u5c42\u793a\u610f\u56fe<\/span><br \/>\n\u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510<br \/>\n\u2502           \u5e94\u7528\u7a0b\u5e8f\u5c42 <span class=\"token punctuation\">(<\/span>Application<span class=\"token punctuation\">)<\/span>        \u2502<br \/>\n\u251c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2524<br \/>\n\u2502        wl_display <span class=\"token operator\">&#8211;<\/span> \u534f\u8bae\u72b6\u6001\u673a            \u2502\u2190 \u5bf9\u8c61\u5206\u53d1\u4e2d\u5fc3<br \/>\n\u2502                                         \u2502  \u7ba1\u7406\u6240\u6709Wayland\u5bf9\u8c61<br \/>\n\u251c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2524<br \/>\n\u2502      wl_event_loop <span class=\"token operator\">&#8211;<\/span> \u4e8b\u4ef6\u8c03\u5ea6\u5668           \u2502\u2190 \u4e8b\u4ef6\u7b49\u5f85\u4e0e\u5206\u53d1<br \/>\n\u2502                                         \u2502  \u5904\u7406I<span class=\"token operator\">\/<\/span>O\u548c\u591a\u8def\u590d\u7528<br \/>\n\u251c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2524<br \/>\n\u2502    wl_connection <span class=\"token operator\">&#8211;<\/span> \u5e95\u5c42\u4f20\u8f93\u5c42             \u2502\u2190 UNIX\u5957\u63a5\u5b57<span class=\"token operator\">\/<\/span>\u5171\u4eab\u5185\u5b58<br \/>\n\u2502                                         \u2502  \u5e8f\u5217\u5316\u548c\u53cd\u5e8f\u5217\u5316\u6d88\u606f<br \/>\n\u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518<br \/>\n\u2502              Wayland\u5408\u6210\u5668               \u2502<br \/>\n\u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518<\/p>\n<p>\u7ec4\u4ef6\u529f\u80fd\u8be6\u89e3&#xff1a;<\/p>\n<li>\n<p>wl_connection &#8211; \u5e95\u5c42\u6570\u636e\u4f20\u8f93<\/p>\n<ul>\n<li>\u8d1f\u8d23\u5728\u5ba2\u6237\u7aef\u4e0e\u5408\u6210\u5668\u4e4b\u95f4\u4f20\u8f93\u4e8c\u8fdb\u5236\u6d88\u606f<\/li>\n<li>\u4f7f\u7528UNIX\u57df\u5957\u63a5\u5b57&#xff08;\u672c\u5730\u8fdb\u7a0b\u95f4\u901a\u4fe1&#xff09;<\/li>\n<li>\u5b9e\u73b0\u6d88\u606f\u7684\u5e8f\u5217\u5316\u548c\u53cd\u5e8f\u5217\u5316<\/li>\n<li>\u652f\u6301\u96f6\u62f7\u8d1d\u4f20\u8f93&#xff08;\u5982\u901a\u8fc7DMA-BUF&#xff09;<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>wl_display &#8211; \u534f\u8bae\u72b6\u6001\u673a\u548c\u5bf9\u8c61\u5206\u53d1\u4e2d\u5fc3<\/p>\n<ul>\n<li>\u7ba1\u7406\u6240\u6709Wayland\u5bf9\u8c61&#xff08;Object&#xff09;\u7684\u751f\u547d\u5468\u671f<\/li>\n<li>\u4e3a\u6bcf\u4e2a\u5bf9\u8c61\u5206\u914d\u552f\u4e00\u7684ID\u6807\u8bc6\u7b26<\/li>\n<li>\u7ef4\u62a4\u5bf9\u8c61\u4e0e\u5176\u63a5\u53e3&#xff08;Interface&#xff09;\u7684\u6620\u5c04\u5173\u7cfb<\/li>\n<li>\u5904\u7406\u8bf7\u6c42&#xff08;Request&#xff09;\u548c\u4e8b\u4ef6&#xff08;Event&#xff09;\u7684\u8def\u7531<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>wl_event_loop &#8211; \u4e8b\u4ef6\u7b49\u5f85\u4e0e\u8c03\u5ea6\u5668<\/p>\n<ul>\n<li>\u57fa\u4e8eepoll\/kqueue\/select\u7684\u591a\u8def\u590d\u7528\u673a\u5236<\/li>\n<li>\u76d1\u542c\u6587\u4ef6\u63cf\u8ff0\u7b26\u4e0a\u7684I\/O\u4e8b\u4ef6<\/li>\n<li>\u8c03\u5ea6\u5b9a\u65f6\u5668\u548c\u7a7a\u95f2\u4efb\u52a1<\/li>\n<li>\u786e\u4fdd\u975e\u963b\u585e\u7684\u4e8b\u4ef6\u9a71\u52a8\u67b6\u6784 <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260116114932-696a25cc641f1.webp\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/li>\n<\/ul>\n<\/li>\n<h2>\u4e8c\u3001Wayland\u5ba2\u6237\u7aef\u7684\u5b8c\u6574\u751f\u547d\u5468\u671f<\/h2>\n<h3>1.\u5efa\u7acb\u8fde\u63a5-\u6572\u95e8<\/h3>\n<p><span class=\"token comment\">\/\/ \u6700\u7b80\u5355\u76f4\u63a5\u7684\u65b9\u5f0f<\/span><br \/>\n<span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">wl_display<\/span> <span class=\"token operator\">*<\/span>display <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">wl_display_connect<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">NULL<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span>display<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token comment\">\/\/ \u8fde\u4e0d\u4e0a&#xff1f;\u53ef\u80fd\u662f&#xff1a;<\/span><br \/>\n    <span class=\"token comment\">\/\/ 1. \u5408\u6210\u5668\u6ca1\u542f\u52a8&#xff08;\u6bd4\u5982Weston\u3001KWin&#xff09;<\/span><br \/>\n    <span class=\"token comment\">\/\/ 2. WAYLAND_DISPLAY\u73af\u5883\u53d8\u91cf\u6ca1\u8bbe\u5bf9<\/span><br \/>\n    <span class=\"token comment\">\/\/ 3. \u6ca1\u6743\u9650\u8bbf\u95ee\u90a3\u4e2asocket\u6587\u4ef6<\/span><br \/>\n    <span class=\"token function\">fprintf<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">stderr<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u5927\u54e5&#xff0c;\u5408\u6210\u5668\u4e0d\u5728\u5bb6\u554a\\\\n&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token function\">exit<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u5173\u952e\u70b9&#xff1a;<\/p>\n<ul>\n<li>wl_display_connect() \u5efa\u7acb\u5230\u5408\u6210\u5668\u7684unix\u5957\u63a5\u5b57\u8fde\u63a5<\/li>\n<li>\u53ef\u4ee5\u901a\u8fc7\u53c2\u6570\u6307\u5b9a\u7279\u5b9a\u7684\u663e\u793a\u540d\u79f0&#xff0c;NULL\u8868\u793a\u4f7f\u7528\u9ed8\u8ba4\u503c<\/li>\n<li>\u8fde\u63a5\u6210\u529f\u540e&#xff0c;\u5ba2\u6237\u7aef\u83b7\u5f97\u4e00\u4e2awl_display\u5bf9\u8c61&#xff1b;<\/li>\n<li>\u5efa\u7acbTCP\u5f0f\u7684\u8fde\u63a5&#xff0c;\u4f46\u4e0d\u662f\u7f51\u7edc&#xff0c;\u662f\u672c\u5730\u8fdb\u7a0b\u95f4\u901a\u4fe1<\/li>\n<\/ul>\n<h3>2.\u83b7\u53d6\u6ce8\u518c\u8868<\/h3>\n<p>\u8fde\u4e0a\u4e86&#xff0c;\u4f46\u4e24\u773c\u4e00\u62b9\u9ed1\u3002\u5408\u6210\u5668\u5bb6\u90fd\u6709\u5565\u300c\u5bb6\u5177\u300d&#xff08;\u529f\u80fd\u63a5\u53e3&#xff09;&#xff1f;\u5f97\u95ee\u95ee\u3002<\/p>\n<p><span class=\"token comment\">\/\/ \u62ff\u5230\u300c\u5bb6\u5ead\u6e05\u5355\u300d<\/span><br \/>\n<span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">wl_registry<\/span> <span class=\"token operator\">*<\/span>registry <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">wl_display_get_registry<\/span><span class=\"token punctuation\">(<\/span>display<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u73b0\u5728registry\u5c31\u662f\u4e2a\u7a7a\u58f3&#xff0c;\u5f97\u914d\u4e0a\u300c\u7ffb\u8bd1\u5b98\u300d&#xff08;\u76d1\u542c\u5668&#xff09;\u624d\u80fd\u770b\u61c2\u6e05\u5355\u5185\u5bb9\u3002<\/p>\n<h3>3.\u8bbe\u7f6e\u76d1\u542c\u5668-\u7ffb\u8bd1\u5b98<\/h3>\n<p><span class=\"token comment\">\/\/ \u5b9a\u4e49\u4e24\u4e2a\u5173\u952e\u56de\u8c03&#xff1a;\u770b\u5230\u65b0\u5bb6\u5177 &amp; \u5bb6\u5177\u88ab\u642c\u8d70<\/span><br \/>\n<span class=\"token keyword\">static<\/span> <span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">wl_registry_listener<\/span> registry_listener <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token punctuation\">.<\/span>global <span class=\"token operator\">&#061;<\/span> registry_handle_global<span class=\"token punctuation\">,<\/span>        <span class=\"token comment\">\/\/ \u300c\u54df&#xff0c;\u6765\u4e86\u4e2a\u65b0\u4e1c\u897f\u300d<\/span><br \/>\n    <span class=\"token punctuation\">.<\/span>global_remove <span class=\"token operator\">&#061;<\/span> registry_handle_remove  <span class=\"token comment\">\/\/ \u300c\u5509&#xff0c;\u90a3\u4e2a\u4e1c\u897f\u6ca1\u4e86\u300d<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u5b9e\u9645\u5904\u7406\u51fd\u6570<\/span><br \/>\n<span class=\"token keyword\">static<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">registry_handle_global<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">void<\/span> <span class=\"token operator\">*<\/span>data<span class=\"token punctuation\">,<\/span><br \/>\n                                   <span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">wl_registry<\/span> <span class=\"token operator\">*<\/span>registry<span class=\"token punctuation\">,<\/span><br \/>\n                                   <span class=\"token class-name\">uint32_t<\/span> name<span class=\"token punctuation\">,<\/span><br \/>\n                                   <span class=\"token keyword\">const<\/span> <span class=\"token keyword\">char<\/span> <span class=\"token operator\">*<\/span>interface<span class=\"token punctuation\">,<\/span><br \/>\n                                   <span class=\"token class-name\">uint32_t<\/span> version<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">my_app<\/span> <span class=\"token operator\">*<\/span>app <span class=\"token operator\">&#061;<\/span> data<span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u6700\u5173\u952e\u7684\u51e0\u4e2a\u5224\u65ad<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token function\">strcmp<\/span><span class=\"token punctuation\">(<\/span>interface<span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;wl_compositor&#034;<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u753b\u5e03\u7ba1\u7406\u5458&#xff01;\u6709\u4e86\u5b83\u624d\u80fd\u521b\u5efa\u7ed8\u5236\u8868\u9762<\/span><br \/>\n        app<span class=\"token operator\">-&gt;<\/span>compositor <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">wl_registry_bind<\/span><span class=\"token punctuation\">(<\/span>registry<span class=\"token punctuation\">,<\/span> name<span class=\"token punctuation\">,<\/span><br \/>\n                                          <span class=\"token operator\">&amp;<\/span>wl_compositor_interface<span class=\"token punctuation\">,<\/span> <span class=\"token number\">4<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">else<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token function\">strcmp<\/span><span class=\"token punctuation\">(<\/span>interface<span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;xdg_wm_base&#034;<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u73b0\u4ee3\u7a97\u53e3\u7ba1\u7406\u5668&#xff08;\u6bd4\u8001\u65e7\u7684wl_shell\u597d\u7528\u591a\u4e86&#xff09;<\/span><br \/>\n        app<span class=\"token operator\">-&gt;<\/span>xdg_shell <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">wl_registry_bind<\/span><span class=\"token punctuation\">(<\/span>registry<span class=\"token punctuation\">,<\/span> name<span class=\"token punctuation\">,<\/span><br \/>\n                                         <span class=\"token operator\">&amp;<\/span>xdg_wm_base_interface<span class=\"token punctuation\">,<\/span> <span class=\"token number\">3<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">else<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token function\">strcmp<\/span><span class=\"token punctuation\">(<\/span>interface<span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;wl_output&#034;<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u663e\u793a\u5668\u4fe1\u606f<\/span><br \/>\n        app<span class=\"token operator\">-&gt;<\/span>output <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">wl_registry_bind<\/span><span class=\"token punctuation\">(<\/span>registry<span class=\"token punctuation\">,<\/span> name<span class=\"token punctuation\">,<\/span><br \/>\n                                      <span class=\"token operator\">&amp;<\/span>wl_output_interface<span class=\"token punctuation\">,<\/span> <span class=\"token number\">3<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/ \u8fd8\u6709\u4e00\u5806\u6269\u5c55\u63a5\u53e3&#xff0c;\u6bd4\u5982\u96f6\u62f7\u8d1d\u7684dmabuf<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<table>\n<tr>\u7ed3\u6784\u4f53EGL\u7528\u9014<\/tr>\n<tbody>\n<tr>\n<td>wl_compositor<\/td>\n<td>EGL\u521b\u5efawl_egl_window\u65f6\u9700\u8981\u57fa\u4e8ewl_surface&#xff0c;\u800cwl_surface\u6b63\u662f\u7531wl_compositor\u521b\u5efa\u7684\u3002<\/td>\n<\/tr>\n<tr>\n<td>wl_shell<\/td>\n<td>\u7528\u4e8e\u5c06surface\u8f6c\u6362\u4e3a\u9876\u5c42\u7a97\u53e3\u6216\u5f39\u51fa\u7a97\u53e3&#xff0c;\u4f7f\u56fe\u5f62\u5185\u5bb9\u80fd\u5728\u684c\u9762\u4e0a\u663e\u793a\u3002<\/td>\n<\/tr>\n<tr>\n<td>wl_output<\/td>\n<td>\u4ee3\u8868\u4e00\u4e2a\u7269\u7406\u663e\u793a\u5668&#xff0c;\u63d0\u4f9b\u5206\u8fa8\u7387\u3001\u5237\u65b0\u7387\u7b49\u4fe1\u606f\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>4.\u540c\u6b65\u7b49\u5f85<\/h3>\n<p><span class=\"token comment\">\/\/ \u8fd9\u662f\u5173\u952e\u4e00\u6b65&#xff01;\u5f88\u591a\u4eba\u5361\u5728\u8fd9\u91cc<\/span><br \/>\n<span class=\"token function\">wl_display_roundtrip<\/span><span class=\"token punctuation\">(<\/span>display<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u8fd9\u4e2aroundtrip()\u5230\u5e95\u5728\u7b49\u5565&#xff1f;<\/p>\n<p>\u6267\u884c\u4e00\u6b21\u4e0e Wayland \u670d\u52a1\u7aef\u7684\u5f80\u8fd4\u901a\u4fe1&#xff08;roundtrip&#xff09;&#xff0c;\u786e\u4fdd\u6240\u6709\u5168\u5c40\u63a5\u53e3\u7684\u901a\u544a\u4e8b\u4ef6 \u5df2\u88ab\u63a5\u6536\u5e76\u5904\u7406\u5b8c\u6bd5\u3002\u8fd9\u662f\u540e\u7eed\u63a5\u53e3\u7ed1\u5b9a\u548c\u8d44\u6e90\u521b\u5efa\u7684\u5fc5\u8981\u524d\u63d0\u3002<\/p>\n<h3>5. \u521b\u5efa Surface&#xff1a;\u5f97\u5230\u4e00\u5757\u201c\u753b\u5e03\u201d<\/h3>\n<p>window<span class=\"token operator\">-&gt;<\/span>surface <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">wl_compositor_create_surface<\/span><span class=\"token punctuation\">(<\/span>display<span class=\"token operator\">-&gt;<\/span>compositor<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u8fd9\u6b65\u5e72\u4e86\u5565&#xff1a;<\/p>\n<ul>\n<li>\u5411\u5408\u6210\u5668\u7533\u8bf7\u4e00\u5757\u7a7a\u7684\u7ed8\u5236\u533a\u57df<\/li>\n<li>surface \u662f Wayland \u91cc\u6700\u57fa\u7840\u7684\u7ed8\u56fe\u5355\u5143&#xff0c;\u7eaf\u6570\u636e&#xff0c;\u6ca1\u7a97\u53e3\u5c5e\u6027<\/li>\n<li>\u53ef\u4ee5\u7406\u89e3\u4e3a\u201c\u4e00\u5f20\u767d\u7eb8\u201d&#xff0c;\u8fd8\u6ca1\u51b3\u5b9a\u600e\u4e48\u7528&#xff08;\u7a97\u53e3\/\u5f39\u51fa\u5c42\/\u5b50\u8868\u9762&#xff09;<\/li>\n<\/ul>\n<h3>6. \u7ed9\u753b\u5e03\u914d\u4e0a\u201c\u753b\u6846\u201d<\/h3>\n<p>window<span class=\"token operator\">-&gt;<\/span>shell_surface <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">wl_shell_get_shell_surface<\/span><span class=\"token punctuation\">(<\/span>display<span class=\"token operator\">-&gt;<\/span>shell<span class=\"token punctuation\">,<\/span> window<span class=\"token operator\">-&gt;<\/span>surface<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u5173\u952e\u8f6c\u53d8&#xff1a;<\/p>\n<ul>\n<li>wl_shell \u662f\u65e9\u671f\u7684\u7a97\u53e3\u7ba1\u7406\u63a5\u53e3<\/li>\n<li>\u628a\u7eaf surface \u53d8\u6210\u5e26\u7a97\u53e3\u5c5e\u6027\u7684 shell_surface<\/li>\n<li>\u73b0\u5728\u6709\u4e86\u7a97\u53e3\u8be5\u6709\u7684\u4e1c\u897f&#xff1a;\u6807\u9898\u680f\u3001\u8fb9\u6846\u3001\u6700\u5c0f\u5316\u6309\u94ae&#xff08;\u770b\u5408\u6210\u5668\u5b9e\u73b0&#xff09;<\/li>\n<\/ul>\n<h3>7. \u8bbe\u7f6e\u76d1\u542c\u5668&#xff1a;\u8ba9\u7a97\u53e3\u80fd\u201c\u542c\u8bdd\u201d<\/h3>\n<p><span class=\"token function\">wl_shell_surface_add_listener<\/span><span class=\"token punctuation\">(<\/span>window<span class=\"token operator\">-&gt;<\/span>shell_surface<span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>shell_listener<span class=\"token punctuation\">,<\/span> window<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u76d1\u542c\u5668\u901a\u5e38\u8981\u5904\u7406&#xff1a;<\/p>\n<p><span class=\"token keyword\">static<\/span> <span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">wl_shell_surface_listener<\/span> shell_listener <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token punctuation\">.<\/span>ping <span class=\"token operator\">&#061;<\/span> handle_ping<span class=\"token punctuation\">,<\/span>           <span class=\"token comment\">\/\/ \u5408\u6210\u5668\u63a2\u6d3b\u201c\u4f60\u8fd8\u5728\u5417&#xff1f;\u201d<\/span><br \/>\n    <span class=\"token punctuation\">.<\/span>configure <span class=\"token operator\">&#061;<\/span> handle_configure<span class=\"token punctuation\">,<\/span> <span class=\"token comment\">\/\/ \u7a97\u53e3\u5c3a\u5bf8\/\u72b6\u6001\u53d8\u5316<\/span><br \/>\n    <span class=\"token punctuation\">.<\/span>popup_done <span class=\"token operator\">&#061;<\/span> handle_popup_done <span class=\"token comment\">\/\/ \u5f39\u51fa\u5c42\u5173\u95ed<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u4e3a\u4ec0\u4e48\u9700\u8981 ping&#xff1f; \u5408\u6210\u5668\u5b9a\u671f\u53d1 ping&#xff0c;\u5ba2\u6237\u7aef\u5f97\u56de pong\u3002\u4e0d\u56de&#xff1f;\u5408\u6210\u5668\u8ba4\u4e3a\u4f60\u5361\u6b7b\u4e86&#xff0c;\u76f4\u63a5\u6740\u6389\u7a97\u53e3\u3002\u8fd9\u662f Wayland \u9632\u5047\u6b7b\u673a\u5236\u3002<\/p>\n<h3>8. \u8bbe\u7f6e\u7a97\u53e3\u72b6\u6001<\/h3>\n<p><span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>fullscreen<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token function\">wl_shell_surface_set_fullscreen<\/span><span class=\"token punctuation\">(<\/span>window<span class=\"token operator\">-&gt;<\/span>shell_surface<span class=\"token punctuation\">,<\/span><br \/>\n                                   WL_SHELL_SURFACE_FULLSCREEN_METHOD_DEFAULT<span class=\"token punctuation\">,<\/span><br \/>\n                                   <span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> display<span class=\"token operator\">-&gt;<\/span>output<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">else<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token function\">wl_shell_surface_set_toplevel<\/span><span class=\"token punctuation\">(<\/span>window<span class=\"token operator\">-&gt;<\/span>shell_surface<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/ \u8bbe\u4e3a\u9876\u7ea7\u7a97\u53e3<\/span><br \/>\n    <span class=\"token function\">wl_shell_surface_set_maximized<\/span><span class=\"token punctuation\">(<\/span>window<span class=\"token operator\">-&gt;<\/span>shell_surface<span class=\"token punctuation\">,<\/span> display<span class=\"token operator\">-&gt;<\/span>output<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h3>9. \u521b\u5efa EGL \u7a97\u53e3<\/h3>\n<p>window<span class=\"token operator\">-&gt;<\/span>egl_window <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">wl_egl_window_create<\/span><span class=\"token punctuation\">(<\/span>window<span class=\"token operator\">-&gt;<\/span>surface<span class=\"token punctuation\">,<\/span> width<span class=\"token punctuation\">,<\/span> height<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u8fd9\u624d\u662f\u56fe\u5f62\u663e\u793a\u7684\u5173\u952e&#xff1a;<\/p>\n<ul>\n<li>wl_egl_window \u662f EGL \u6269\u5c55<\/li>\n<li>\u628a Wayland surface \u5305\u88c5\u6210 EGL \u80fd\u8bc6\u522b\u7684 native window<\/li>\n<li>\u540e\u9762\u5c31\u80fd\u7528 eglCreateWindowSurface() \u521b\u5efa EGL surface<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u76ee\u5f55\u4e00\u3001\u524d\u8a00\u4e8c\u3001Wayland\u5ba2\u6237\u7aef\u7684\u5b8c\u6574\u751f\u547d\u5468\u671f1.\u5efa\u7acb\u8fde\u63a5-\u6572\u95e82.\u83b7\u53d6\u6ce8\u518c\u88683.\u8bbe\u7f6e\u76d1\u542c\u5668-\u7ffb\u8bd1\u5b984.\u540c\u6b65\u7b49\u5f855. \u521b\u5efa Surface&#xff1a;\u5f97\u5230\u4e00\u5757\u201c\u753b\u5e03\u201d6. \u7ed9\u753b\u5e03\u914d\u4e0a\u201c\u753b\u6846\u201d7. \u8bbe\u7f6e\u76d1\u542c\u5668&#xff1a;\u8ba9\u7a97\u53e3\u80fd\u201c\u542c\u8bdd\u201d8. \u8bbe\u7f6e\u7a97\u53e3\u72b6\u60019. \u521b\u5efa EGL \u7a97\u53e3\u4e00\u3001\u524d\u8a00<br \/>\n\u4e3a\u4ec0\u4e48\u9700\u8981\u7406\u89e3Wayland\u5ba2\u6237\u7aef\u751f\u547d\u5468\u671f&#xff1f;<br \/>\n\u5728Linux\u56fe\u5f62\u751f\u6001\u7cfb\u7edf\u4e2d&#xff0c;Wayland\u6b63\u9010\u6e10\u6210\u4e3aX Window\u7cfb\u7edf\u7684\u73b0\u4ee3\u66ff\u4ee3\u65b9\u6848\u3002\u4e0e\u4f20\u7edf\u7684X1<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[55,3244],"topic":[],"class_list":["post-60968","post","type-post","status-publish","format-standard","hentry","category-server","tag-c","tag-3244"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>wayland\u534f\u8bae\u8be6\u89e3\u4e00 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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