Update copyright notices and get rid of ranges

[i3/i3] / src / xcursor.c

diff --git a/src/xcursor.c b/src/xcursor.c
index 90fd69dd237a67cc7470f238af33a693e6175aad..1e1e23b0dedadd2d6ae342e71a8edded2d541088 100644 (file)
--- a/src/xcursor.c
+++ b/src/xcursor.c
@@ -4,45 +4,47 @@
  * vim:ts=4:sw=4:expandtab
  *
  * i3 - an improved dynamic tiling window manager
- * © 2009-2011 Michael Stapelberg and contributors (see also: LICENSE)
+ * © 2009 Michael Stapelberg and contributors (see also: LICENSE)
  *
- * xcursor.c: libXcursor support for themed cursors.
+ * xcursor.c: xcursor support for themed cursors.
  *
  */
 #include <assert.h>
-#include <X11/Xcursor/Xcursor.h>
-#include <X11/cursorfont.h>
+#include <xcb/xcb_cursor.h>
 
 #include "i3.h"
 #include "xcb.h"
 #include "xcursor.h"
 
-static Cursor cursors[XCURSOR_CURSOR_MAX];
+static xcb_cursor_context_t *ctx;
+static xcb_cursor_t cursors[XCURSOR_CURSOR_MAX];
 
 static const int xcb_cursors[XCURSOR_CURSOR_MAX] = {
     XCB_CURSOR_LEFT_PTR,
     XCB_CURSOR_SB_H_DOUBLE_ARROW,
     XCB_CURSOR_SB_V_DOUBLE_ARROW,
-    XCB_CURSOR_WATCH
-};
-
-static Cursor load_cursor(const char *name) {
-    Cursor c = XcursorLibraryLoadCursor(xlibdpy, name);
-    if (c == None)
-        xcursor_supported = false;
-    return c;
-}
+    XCB_CURSOR_WATCH};
 
 void xcursor_load_cursors(void) {
-    cursors[XCURSOR_CURSOR_POINTER]             = load_cursor("left_ptr");
-    cursors[XCURSOR_CURSOR_RESIZE_HORIZONTAL]   = load_cursor("sb_h_double_arrow");
-    cursors[XCURSOR_CURSOR_RESIZE_VERTICAL]     = load_cursor("sb_v_double_arrow");
-    cursors[XCURSOR_CURSOR_WATCH]               = load_cursor("watch");
-    cursors[XCURSOR_CURSOR_MOVE]                = load_cursor("fleur");
-    cursors[XCURSOR_CURSOR_TOP_LEFT_CORNER]     = load_cursor("top_left_corner");
-    cursors[XCURSOR_CURSOR_TOP_RIGHT_CORNER]    = load_cursor("top_right_corner");
-    cursors[XCURSOR_CURSOR_BOTTOM_LEFT_CORNER]  = load_cursor("bottom_left_corner");
-    cursors[XCURSOR_CURSOR_BOTTOM_RIGHT_CORNER] = load_cursor("bottom_right_corner");
+    if (xcb_cursor_context_new(conn, root_screen, &ctx) < 0) {
+        ELOG("xcursor support unavailable\n");
+        xcursor_supported = false;
+        return;
+    }
+#define LOAD_CURSOR(constant, name)                            \
+    do {                                                       \
+        cursors[constant] = xcb_cursor_load_cursor(ctx, name); \
+    } while (0)
+    LOAD_CURSOR(XCURSOR_CURSOR_POINTER, "left_ptr");
+    LOAD_CURSOR(XCURSOR_CURSOR_RESIZE_HORIZONTAL, "sb_h_double_arrow");
+    LOAD_CURSOR(XCURSOR_CURSOR_RESIZE_VERTICAL, "sb_v_double_arrow");
+    LOAD_CURSOR(XCURSOR_CURSOR_WATCH, "watch");
+    LOAD_CURSOR(XCURSOR_CURSOR_MOVE, "fleur");
+    LOAD_CURSOR(XCURSOR_CURSOR_TOP_LEFT_CORNER, "top_left_corner");
+    LOAD_CURSOR(XCURSOR_CURSOR_TOP_RIGHT_CORNER, "top_right_corner");
+    LOAD_CURSOR(XCURSOR_CURSOR_BOTTOM_LEFT_CORNER, "bottom_left_corner");
+    LOAD_CURSOR(XCURSOR_CURSOR_BOTTOM_RIGHT_CORNER, "bottom_right_corner");
+#undef LOAD_CURSOR
 }
 
 /*
@@ -51,24 +53,18 @@ void xcursor_load_cursors(void) {
  * This function is called when i3 is initialized, because with some login
  * managers, the root window will not have a cursor otherwise.
  *
- * We have a separate xcursor function to use the same X11 connection as the
- * xcursor_load_cursors() function. If we mix the Xlib and the XCB connection,
- * races might occur (even though we flush the Xlib connection).
- *
  */
 void xcursor_set_root_cursor(int cursor_id) {
-    XSetWindowAttributes attributes;
-    attributes.cursor = xcursor_get_cursor(cursor_id);
-    XChangeWindowAttributes(xlibdpy, DefaultRootWindow(xlibdpy), CWCursor, &attributes);
-    XFlush(xlibdpy);
+    xcb_change_window_attributes(conn, root, XCB_CW_CURSOR,
+                                 (uint32_t[]){xcursor_get_cursor(cursor_id)});
 }
 
-Cursor xcursor_get_cursor(enum xcursor_cursor_t c) {
-    assert(c >= 0 && c < XCURSOR_CURSOR_MAX);
+xcb_cursor_t xcursor_get_cursor(enum xcursor_cursor_t c) {
+    assert(c < XCURSOR_CURSOR_MAX);
     return cursors[c];
 }
 
 int xcursor_get_xcb_cursor(enum xcursor_cursor_t c) {
-    assert(c >= 0 && c < XCURSOR_CURSOR_MAX);
+    assert(c < XCURSOR_CURSOR_MAX);
     return xcb_cursors[c];
 }