Initial event processing

3 files changed, 74 insertions, 2 deletions

diff --git a/main.c b/main.c
index 8142abf..364147e 100644
--- a/main.c
+++ b/main.c
@@ -1,5 +1,8 @@
+#include <stdlib.h>
 #include <stdio.h>
 #include "window.h"
+/* According to POSIX.1-2001 */
+#include <sys/select.h>
 
 int
 main ()
@@ -8,6 +11,7 @@ main ()
     window_t *window;
     pixman_image_t *image;
     pixman_color_t color = { 0xffff, 0xabcd, 0x7777, 0x7777 };
+    fd_set set;
 
     if (!ws)
     {
@@ -15,16 +19,32 @@ main ()
 	return 0;
     }
 
-    window = ws_create_window (ws, 10, 10, 200, 200);
+    window = ws_create_window (ws, 300, 200, 200, 200);
 
     ws_window_show (window);
 
     image = pixman_image_create_solid_fill (&color);
+    ws_window_copy_from_image (window, image, 0, 0, 0, 0, 200, 200);
+    ws_window_finish (&window, 1);
 
     while (1)
     {
-	ws_window_copy_from_image (window, image, 0, 0, 0, 0, 200, 200);
+	pixman_color_t color = { 0xffff, 0xabcd, 0x7777, 0x7777 };
+	int fd = ws_get_fd (ws);
+
+	FD_ZERO (&set);
+	FD_SET (fd, &set);
+
+	select (fd + 1, &set, NULL, NULL, NULL);
 
+	ws_process (ws);
+
+	color.red = rand();
+	color.blue = rand();
+
+	image = pixman_image_create_solid_fill (&color);
+	ws_window_copy_from_image (window, image, 0, 0, 0, 0, 200, 200);
+	pixman_image_unref (image);
 	ws_window_finish (&window, 1);
     }
 
diff --git a/window.c b/window.c
index ea6ad7e..4cfcc80 100644
--- a/window.c
+++ b/window.c
@@ -13,6 +13,7 @@ struct ws_t
     pixman_bool_t		composited;
     pixman_bool_t		has_alpha;
     int				byte_order;
+    int				fd;
 
     list_t			windows;
 };
@@ -186,9 +187,17 @@ ws_open (void)
     else
 	ws->byte_order = MSBFirst;
 
+    list_init (&ws->windows);
+
     return ws;
 }
 
+int
+ws_get_fd (ws_t *ws)
+{
+    return XConnectionNumber (ws->display);
+}
+
 static window_t *
 find_window (ws_t *ws, XID xid)
 {
@@ -205,6 +214,45 @@ find_window (ws_t *ws, XID xid)
     return NULL;
 }
 
+static void
+process_configure_notify (ws_t *ws, XEvent *event)
+{
+    window_t *window = find_window (ws, event->xconfigure.window);
+
+
+}
+
+static void
+process_expose (ws_t *ws, const XEvent *event)
+{
+    printf ("expose\n");
+}
+
+void
+ws_process (ws_t *ws)
+{
+    while (XPending (ws->display))
+    {
+	XEvent event;
+
+	XNextEvent (ws->display, &event);
+
+	switch (event.type)
+	{
+	case ConfigureNotify:
+	    process_configure_notify (ws, &event);
+	    break;
+	case Expose:
+	    process_expose (ws, &event);
+	    break;
+	case MotionNotify:
+	case ButtonPress:
+	case ButtonRelease:
+	    ;
+	}
+    }
+}
+
 /* Window */
 window_t *
 ws_create_window (ws_t           *ws,
@@ -233,6 +281,8 @@ ws_create_window (ws_t           *ws,
 
     list_prepend (&ws->windows, &window->link);
 
+    XSelectInput (ws->display, window->xid, ExposureMask);
+
     return window;
 }
 
diff --git a/window.h b/window.h
index 98a96ce..fad1049 100644
--- a/window.h
+++ b/window.h
@@ -18,6 +18,8 @@ typedef struct surfade_t surface_t;
 ws_t *	ws_open (void);
 int	ws_get_width (ws_t *ws);
 int	ws_get_height (ws_t *ws);
+int	ws_get_fd (ws_t *ws);
+void	ws_process (ws_t *ws);
 
 /* Window */
 window_t *ws_create_window          (ws_t           *ws,