4 * i3 - an improved dynamic tiling window manager
6 * (c) 2009 Michael Stapelberg and contributors
8 * See file LICENSE for license information.
17 #define _NET_WM_STATE_REMOVE 0
18 #define _NET_WM_STATE_ADD 1
19 #define _NET_WM_STATE_TOGGLE 2
21 /** This is the equivalent of XC_left_ptr. I’m not sure why xcb doesn’t have a
22 * constant for that. */
23 #define XCB_CURSOR_LEFT_PTR 68
24 #define XCB_CURSOR_SB_H_DOUBLE_ARROW 108
25 #define XCB_CURSOR_SB_V_DOUBLE_ARROW 116
27 /* from X11/keysymdef.h */
28 #define XCB_NUM_LOCK 0xff7f
30 /* The event masks are defined here because we don’t only set them once but we
31 need to set slight variations of them (without XCB_EVENT_MASK_ENTER_WINDOW
32 while rendering the layout) */
33 /** The XCB_CW_EVENT_MASK for the child (= real window) */
34 #define CHILD_EVENT_MASK (XCB_EVENT_MASK_PROPERTY_CHANGE | \
35 XCB_EVENT_MASK_STRUCTURE_NOTIFY)
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_POINTER_MOTION | /* …mouse is moved */ \
41 XCB_EVENT_MASK_EXPOSURE | /* …our window needs to be redrawn */ \
42 XCB_EVENT_MASK_STRUCTURE_NOTIFY | /* …the frame gets destroyed */ \
43 XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT | /* …the application tries to resize itself */ \
44 XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY | /* …subwindows get notifies */ \
45 XCB_EVENT_MASK_ENTER_WINDOW) /* …user moves cursor inside our window */
48 enum { _NET_SUPPORTED = 0,
49 _NET_SUPPORTING_WM_CHECK,
51 _NET_WM_STATE_FULLSCREEN,
54 _NET_WM_WINDOW_TYPE_DOCK,
55 _NET_WM_WINDOW_TYPE_DIALOG,
56 _NET_WM_WINDOW_TYPE_UTILITY,
57 _NET_WM_WINDOW_TYPE_TOOLBAR,
58 _NET_WM_WINDOW_TYPE_SPLASH,
60 _NET_WM_STRUT_PARTIAL,
71 extern unsigned int xcb_numlock_mask;
74 * Loads a font for usage, getting its height. This function is used very
75 * often, so it maintains a cache.
78 i3Font *load_font(xcb_connection_t *conn, const char *pattern);
81 * Returns the colorpixel to use for the given hex color (think of HTML).
83 * The hex_color has to start with #, for example #FF00FF.
85 * NOTE that get_colorpixel() does _NOT_ check the given color code for
86 * validity. This has to be done by the caller.
89 uint32_t get_colorpixel(char *hex);
92 * Convenience wrapper around xcb_create_window which takes care of depth,
93 * generating an ID and checking for errors.
96 xcb_window_t create_window(xcb_connection_t *conn, Rect r, uint16_t window_class,
97 enum xcursor_cursor_t cursor, bool map, uint32_t mask, uint32_t *values);
100 * Changes a single value in the graphic context (so one doesn’t have to
101 * define an array of values)
104 void xcb_change_gc_single(xcb_connection_t *conn, xcb_gcontext_t gc,
105 uint32_t mask, uint32_t value);
108 * Draws a line from x,y to to_x,to_y using the given color
111 void xcb_draw_line(xcb_connection_t *conn, xcb_drawable_t drawable,
112 xcb_gcontext_t gc, uint32_t colorpixel, uint32_t x,
113 uint32_t y, uint32_t to_x, uint32_t to_y);
116 * Draws a rectangle from x,y with width,height using the given color
119 void xcb_draw_rect(xcb_connection_t *conn, xcb_drawable_t drawable,
120 xcb_gcontext_t gc, uint32_t colorpixel, uint32_t x,
121 uint32_t y, uint32_t width, uint32_t height);
124 * Generates a configure_notify event and sends it to the given window
125 * Applications need this to think they’ve configured themselves correctly.
126 * The truth is, however, that we will manage them.
129 void fake_configure_notify(xcb_connection_t *conn, Rect r, xcb_window_t window);
132 * Generates a configure_notify_event with absolute coordinates (relative to
133 * the X root window, not to the client’s frame) for the given client.
136 void fake_absolute_configure_notify(Con *con);
139 * Finds out which modifier mask is the one for numlock, as the user may
143 void xcb_get_numlock_mask(xcb_connection_t *conn);
146 * Raises the given window (typically client->frame) above all other windows
149 void xcb_raise_window(xcb_connection_t *conn, xcb_window_t window);
153 * Prepares the given Cached_Pixmap for usage (checks whether the size of the
154 * object this pixmap is related to (e.g. a window) has changed and re-creates
158 void cached_pixmap_prepare(xcb_connection_t *conn, struct Cached_Pixmap *pixmap);
161 * Calculate the width of the given text (16-bit characters, UCS) with given
162 * real length (amount of glyphs) using the given font.
165 int predict_text_width(xcb_connection_t *conn, const char *font_pattern, char *text,
169 * Configures the given window to have the size/position specified by given rect
172 void xcb_set_window_rect(xcb_connection_t *conn, xcb_window_t window, Rect r);
175 bool xcb_reply_contains_atom(xcb_get_property_reply_t *prop, xcb_atom_t atom);