Use default cursor (XC_left_ptr) for all windows

include/xcb.h

@@ -17,6 +17,11 @@
 #define _NET_WM_STATE_ADD       1
 #define _NET_WM_STATE_TOGGLE    2
 
+/* This is the equivalent of XC_left_ptr. I’m not sure why xcb doesn’t have a constant for that. */
+#define XCB_CURSOR_LEFT_PTR     68
+#define XCB_CURSOR_SB_H_DOUBLE_ARROW 108
+#define XCB_CURSOR_SB_V_DOUBLE_ARROW 116
+
 enum { _NET_SUPPORTED = 0,
         _NET_SUPPORTING_WM_CHECK,
         _NET_WM_NAME,
@@ -31,7 +36,8 @@ enum { _NET_SUPPORTED = 0,
 
 i3Font *load_font(xcb_connection_t *connection, const char *pattern);
 uint32_t get_colorpixel(xcb_connection_t *conn, Client *client, xcb_window_t window, char *hex);
-xcb_window_t create_window(xcb_connection_t *conn, Rect r, uint16_t window_class, uint32_t mask, uint32_t *values);
+xcb_window_t create_window(xcb_connection_t *conn, Rect r, uint16_t window_class, uint16_t cursor,
+                           uint32_t mask, uint32_t *values);
 void xcb_change_gc_single(xcb_connection_t *conn, xcb_gcontext_t gc, uint32_t mask, uint32_t value);
 void xcb_draw_line(xcb_connection_t *conn, xcb_drawable_t drawable, xcb_gcontext_t gc,
                    uint32_t colorpixel, uint32_t x, uint32_t y, uint32_t to_x, uint32_t to_y);

src/handlers.c

@@ -223,7 +223,7 @@ int handle_button_press(void *ignored, xcb_connection_t *conn, xcb_button_press_
         /* Open a new window, the resizebar. Grab the pointer and move the window around
            as the user moves the pointer. */
         Rect grabrect = {0, 0, root_screen->width_in_pixels, root_screen->height_in_pixels};
-        xcb_window_t grabwin = create_window(conn, grabrect, XCB_WINDOW_CLASS_INPUT_ONLY, 0, NULL);
+        xcb_window_t grabwin = create_window(conn, grabrect, XCB_WINDOW_CLASS_INPUT_ONLY, -1, 0, NULL);
 
         Rect helprect;
         if (orientation == O_VERTICAL) {
@@ -237,7 +237,10 @@ int handle_button_press(void *ignored, xcb_connection_t *conn, xcb_button_press_
                 helprect.width = root_screen->width_in_pixels; /* this has to be the cell’s width */
                 helprect.height = 2;
         }
-        xcb_window_t helpwin = create_window(conn, helprect, XCB_WINDOW_CLASS_INPUT_OUTPUT, 0, NULL);
+        xcb_window_t helpwin = create_window(conn, helprect, XCB_WINDOW_CLASS_INPUT_OUTPUT,
+                                             (orientation == O_VERTICAL ?
+                                              XCB_CURSOR_SB_V_DOUBLE_ARROW :
+                                              XCB_CURSOR_SB_H_DOUBLE_ARROW), 0, NULL);
 
         uint32_t values[1] = {get_colorpixel(conn, NULL, helpwin, "#4c7899")};
         xcb_void_cookie_t cookie = xcb_change_window_attributes_checked(conn, helpwin, XCB_CW_BACK_PIXEL, values);

src/mainx.c

@@ -174,7 +174,7 @@ void reparent_window(xcb_connection_t *conn, xcb_window_t child,
                           height + 2 + 2 + font->height}; /* 2 px border plus font’s height */
 
         /* Yo dawg, I heard you like windows, so I create a window around your window… */
-        new->frame = create_window(conn, framerect, XCB_WINDOW_CLASS_INPUT_OUTPUT, mask, values);
+        new->frame = create_window(conn, framerect, XCB_WINDOW_CLASS_INPUT_OUTPUT, XCB_CURSOR_LEFT_PTR, mask, values);
 
         /* Put the client inside the save set. Upon termination (whether killed or normal exit
            does not matter) of the window manager, these clients will be correctly reparented

src/util.c

@@ -184,7 +184,7 @@ void switch_layout_mode(xcb_connection_t *conn, Container *container, int mode)
                                 XCB_EVENT_MASK_EXPOSURE;        /* …our window needs to be redrawn */
 
                 struct Stack_Window *stack_win = &(container->stack_win);
-                stack_win->window = create_window(conn, rect, XCB_WINDOW_CLASS_INPUT_OUTPUT, mask, values);
+                stack_win->window = create_window(conn, rect, XCB_WINDOW_CLASS_INPUT_OUTPUT, XCB_CURSOR_LEFT_PTR, mask, values);
 
                 /* Generate a graphics context for the titlebar */
                 stack_win->gc = xcb_generate_id(conn);

src/xcb.c

@@ -18,6 +18,7 @@
 #include <xcb/xcb.h>
 
 #include "util.h"
+#include "xcb.h"
 
 TAILQ_HEAD(cached_fonts_head, Font) cached_fonts = TAILQ_HEAD_INITIALIZER(cached_fonts);
 
@@ -122,14 +123,24 @@ uint32_t get_colorpixel(xcb_connection_t *conn, Client *client, xcb_window_t win
  * for errors.
  *
  */
-xcb_window_t create_window(xcb_connection_t *conn, Rect dims, uint16_t window_class, uint32_t mask, uint32_t *values) {
+xcb_window_t create_window(xcb_connection_t *conn, Rect dims, uint16_t window_class, uint16_t cursor,
+                           uint32_t mask, uint32_t *values) {
         xcb_window_t root = xcb_setup_roots_iterator(xcb_get_setup(conn)).data->root;
         xcb_window_t result = xcb_generate_id(conn);
+        xcb_cursor_t cursor_id = xcb_generate_id(conn);
         xcb_void_cookie_t cookie;
 
         /* If the window class is XCB_WINDOW_CLASS_INPUT_ONLY, depth has to be 0 */
         uint16_t depth = (window_class == XCB_WINDOW_CLASS_INPUT_ONLY ? 0 : XCB_COPY_FROM_PARENT);
 
+        /* Use the default cursor (left pointer) */
+        if (cursor > -1) {
+                i3Font *cursor_font = load_font(conn, "cursor");
+                xcb_create_glyph_cursor(conn, cursor_id, cursor_font->id, cursor_font->id,
+                                XCB_CURSOR_LEFT_PTR, XCB_CURSOR_LEFT_PTR + 1,
+                                0, 0, 0, 65535, 65535, 65535);
+        }
+
         cookie = xcb_create_window_checked(conn,
                                            depth,
                                            result, /* the window id */
@@ -142,6 +153,11 @@ xcb_window_t create_window(xcb_connection_t *conn, Rect dims, uint16_t window_cl
                                            values);
         check_error(conn, cookie, "Could not create window");
 
+        if (cursor > -1) {
+                cookie = xcb_change_window_attributes_checked(conn, result, XCB_CW_CURSOR, &cursor_id);
+                check_error(conn, cookie, "Could not change window attributes");
+        }
+
         /* Map the window (= make it visible) */
         xcb_map_window(conn, result);
 

src/xinerama.c

@@ -140,7 +140,7 @@ static void initialize_screen(xcb_connection_t *connection, i3Screen *screen, Wo
                          font->height + 6};
         uint32_t mask = XCB_CW_OVERRIDE_REDIRECT | XCB_CW_EVENT_MASK;
         uint32_t values[] = {1, XCB_EVENT_MASK_EXPOSURE};
-        screen->bar = create_window(connection, bar_rect, XCB_WINDOW_CLASS_INPUT_OUTPUT, mask, values);
+        screen->bar = create_window(connection, bar_rect, XCB_WINDOW_CLASS_INPUT_OUTPUT, XCB_CURSOR_LEFT_PTR, mask, values);
         screen->bargc = xcb_generate_id(connection);
         xcb_create_gc(connection, screen->bargc, screen->bar, 0, 0);