4 * i3 - an improved dynamic tiling window manager
6 * (c) 2009 Michael Stapelberg and contributors
8 * See file LICENSE for license information.
16 #define _NET_WM_STATE_REMOVE 0
17 #define _NET_WM_STATE_ADD 1
18 #define _NET_WM_STATE_TOGGLE 2
20 /** This is the equivalent of XC_left_ptr. I’m not sure why xcb doesn’t have a
21 * constant for that. */
22 #define XCB_CURSOR_LEFT_PTR 68
23 #define XCB_CURSOR_SB_H_DOUBLE_ARROW 108
24 #define XCB_CURSOR_SB_V_DOUBLE_ARROW 116
26 /* from X11/keysymdef.h */
27 #define XCB_NUM_LOCK 0xff7f
29 /* The event masks are defined here because we don’t only set them once but we
30 need to set slight variations of them (without XCB_EVENT_MASK_ENTER_WINDOW
31 while rendering the layout) */
32 /** The XCB_CW_EVENT_MASK for the child (= real window) */
33 #define CHILD_EVENT_MASK (XCB_EVENT_MASK_PROPERTY_CHANGE | \
34 XCB_EVENT_MASK_STRUCTURE_NOTIFY | \
35 XCB_EVENT_MASK_ENTER_WINDOW)
37 /** The XCB_CW_EVENT_MASK for its frame */
38 #define FRAME_EVENT_MASK (XCB_EVENT_MASK_BUTTON_PRESS | /* …mouse is pressed/released */ \
39 XCB_EVENT_MASK_BUTTON_RELEASE | \
40 XCB_EVENT_MASK_EXPOSURE | /* …our window needs to be redrawn */ \
41 XCB_EVENT_MASK_STRUCTURE_NOTIFY | /* …the frame gets destroyed */ \
42 XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT | /* …the application tries to resize itself */ \
43 XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY | /* …subwindows get notifies */ \
44 XCB_EVENT_MASK_ENTER_WINDOW) /* …user moves cursor inside our window */
46 #define xmacro(atom) xcb_atom_t A_ ## atom;
47 #include "atoms.xmacro"
50 extern unsigned int xcb_numlock_mask;
53 * Loads a font for usage, getting its height. This function is used very
54 * often, so it maintains a cache.
57 i3Font *load_font(xcb_connection_t *conn, const char *pattern);
60 * Returns the colorpixel to use for the given hex color (think of HTML).
62 * The hex_color has to start with #, for example #FF00FF.
64 * NOTE that get_colorpixel() does _NOT_ check the given color code for
65 * validity. This has to be done by the caller.
68 uint32_t get_colorpixel(xcb_connection_t *conn, char *hex);
71 * Convenience wrapper around xcb_create_window which takes care of depth,
72 * generating an ID and checking for errors.
75 xcb_window_t create_window(xcb_connection_t *conn, Rect r, uint16_t window_class,
76 int cursor, bool map, uint32_t mask, uint32_t *values);
79 * Changes a single value in the graphic context (so one doesn’t have to
80 * define an array of values)
83 void xcb_change_gc_single(xcb_connection_t *conn, xcb_gcontext_t gc,
84 uint32_t mask, uint32_t value);
87 * Draws a line from x,y to to_x,to_y using the given color
90 void xcb_draw_line(xcb_connection_t *conn, xcb_drawable_t drawable,
91 xcb_gcontext_t gc, uint32_t colorpixel, uint32_t x,
92 uint32_t y, uint32_t to_x, uint32_t to_y);
95 * Draws a rectangle from x,y with width,height using the given color
98 void xcb_draw_rect(xcb_connection_t *conn, xcb_drawable_t drawable,
99 xcb_gcontext_t gc, uint32_t colorpixel, uint32_t x,
100 uint32_t y, uint32_t width, uint32_t height);
103 * Generates a configure_notify event and sends it to the given window
104 * Applications need this to think they’ve configured themselves correctly.
105 * The truth is, however, that we will manage them.
108 void fake_configure_notify(xcb_connection_t *conn, Rect r, xcb_window_t window);
111 * Generates a configure_notify_event with absolute coordinates (relative to
112 * the X root window, not to the client’s frame) for the given client.
115 void fake_absolute_configure_notify(xcb_connection_t *conn, Client *client);
118 * Finds out which modifier mask is the one for numlock, as the user may
122 void xcb_get_numlock_mask(xcb_connection_t *conn);
125 * Raises the given window (typically client->frame) above all other windows
128 void xcb_raise_window(xcb_connection_t *conn, xcb_window_t window);
132 * Prepares the given Cached_Pixmap for usage (checks whether the size of the
133 * object this pixmap is related to (e.g. a window) has changed and re-creates
137 void cached_pixmap_prepare(xcb_connection_t *conn, struct Cached_Pixmap *pixmap);
140 * Calculate the width of the given text (16-bit characters, UCS) with given
141 * real length (amount of glyphs) using the given font.
144 int predict_text_width(xcb_connection_t *conn, const char *font_pattern, char *text,
148 * Configures the given window to have the size/position specified by given rect
151 void xcb_set_window_rect(xcb_connection_t *conn, xcb_window_t window, Rect r);