From ba43736c55ad510942e9e83ca0c8bea7265cf055 Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Wed, 24 Mar 2021 22:58:07 +0800
Subject: ...

---
 demos/xcb/start/CMakeLists.txt |  2 ++
 demos/xcb/start/main.cpp       | 23 +++++++++++++++++++++++
 2 files changed, 25 insertions(+)
 create mode 100644 demos/xcb/start/CMakeLists.txt
 create mode 100644 demos/xcb/start/main.cpp

(limited to 'demos/xcb/start')

diff --git a/demos/xcb/start/CMakeLists.txt b/demos/xcb/start/CMakeLists.txt
new file mode 100644
index 00000000..25e37be9
--- /dev/null
+++ b/demos/xcb/start/CMakeLists.txt
@@ -0,0 +1,2 @@
+add_executable(demo-xcb-start main.cpp)
+target_link_libraries(demo-xcb-start PUBLIC demo-xcb-base)
diff --git a/demos/xcb/start/main.cpp b/demos/xcb/start/main.cpp
new file mode 100644
index 00000000..c4e3761e
--- /dev/null
+++ b/demos/xcb/start/main.cpp
@@ -0,0 +1,23 @@
+#include <unistd.h>
+#include <xcb/xcb.h>
+
+int main() {
+  int screen_num;
+  xcb_connection_t* connection = xcb_connect(NULL, &screen_num);
+  const xcb_setup_t* setup = xcb_get_setup(connection);
+  xcb_screen_iterator_t iter = xcb_setup_roots_iterator(setup);
+  xcb_screen_t* screen = iter.data;
+
+  xcb_window_t window = xcb_generate_id(connection);
+  xcb_create_window(connection, XCB_COPY_FROM_PARENT, window, screen->root, 0,
+                    0, 150, 150, 10, XCB_WINDOW_CLASS_INPUT_OUTPUT,
+                    screen->root_visual, 0, NULL);
+  xcb_map_window(connection, window);
+  xcb_flush(connection);
+
+  pause();
+
+  xcb_disconnect(connection);
+
+  return 0;
+}
-- 
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