137 lines
4.5 KiB
C
137 lines
4.5 KiB
C
/*
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* vim:ts=8:expandtab
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*
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* i3 - an improved dynamic tiling window manager
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*
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* (c) 2009 Michael Stapelberg and contributors
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*
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* See file LICENSE for license information.
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*
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*/
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#ifndef _XCB_H
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#define _XCB_H
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#include "data.h"
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#define _NET_WM_STATE_REMOVE 0
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#define _NET_WM_STATE_ADD 1
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#define _NET_WM_STATE_TOGGLE 2
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/* This is the equivalent of XC_left_ptr. I’m not sure why xcb doesn’t have a constant for that. */
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#define XCB_CURSOR_LEFT_PTR 68
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#define XCB_CURSOR_SB_H_DOUBLE_ARROW 108
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#define XCB_CURSOR_SB_V_DOUBLE_ARROW 116
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/* from X11/keysymdef.h */
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#define XCB_NUM_LOCK 0xff7f
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/* The event masks are defined here because we don’t only set them once but we need to set slight
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variations of them (without XCB_EVENT_MASK_ENTER_WINDOW while rendering the layout) */
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/* The XCB_CW_EVENT_MASK for the child (= real window) */
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#define CHILD_EVENT_MASK (XCB_EVENT_MASK_PROPERTY_CHANGE | \
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XCB_EVENT_MASK_STRUCTURE_NOTIFY | \
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XCB_EVENT_MASK_ENTER_WINDOW)
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/* The XCB_CW_EVENT_MASK for its frame */
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#define FRAME_EVENT_MASK (XCB_EVENT_MASK_BUTTON_PRESS | /* …mouse is pressed/released */ \
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XCB_EVENT_MASK_BUTTON_RELEASE | \
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XCB_EVENT_MASK_EXPOSURE | /* …our window needs to be redrawn */ \
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XCB_EVENT_MASK_STRUCTURE_NOTIFY | /* …the frame gets destroyed */ \
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XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT | /* …the application tries to resize itself */ \
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XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY | /* …subwindows get notifies */ \
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XCB_EVENT_MASK_ENTER_WINDOW) /* …user moves cursor inside our window */
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enum { _NET_SUPPORTED = 0,
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_NET_SUPPORTING_WM_CHECK,
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_NET_WM_NAME,
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_NET_WM_STATE_FULLSCREEN,
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_NET_WM_STATE,
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_NET_WM_WINDOW_TYPE,
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_NET_WM_WINDOW_TYPE_DOCK,
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_NET_WM_WINDOW_TYPE_DIALOG,
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_NET_WM_DESKTOP,
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_NET_WM_STRUT_PARTIAL,
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WM_PROTOCOLS,
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WM_DELETE_WINDOW,
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UTF8_STRING,
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WM_STATE
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};
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extern unsigned int xcb_numlock_mask;
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/**
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* Loads a font for usage, getting its height. This function is used very often, so it
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* maintains a cache.
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*
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*/
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i3Font *load_font(xcb_connection_t *conn, const char *pattern);
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/**
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* Returns the colorpixel to use for the given hex color (think of HTML).
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*
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* The hex_color has to start with #, for example #FF00FF.
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*
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* NOTE that get_colorpixel() does _NOT_ check the given color code for validity.
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* This has to be done by the caller.
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*
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*/
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uint32_t get_colorpixel(xcb_connection_t *conn, char *hex);
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/**
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* Convenience wrapper around xcb_create_window which takes care of depth, generating an ID and checking
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* for errors.
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*
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*/
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xcb_window_t create_window(xcb_connection_t *conn, Rect r, uint16_t window_class, int cursor,
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uint32_t mask, uint32_t *values);
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/**
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* Changes a single value in the graphic context (so one doesn’t have to define an array of values)
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*
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*/
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void xcb_change_gc_single(xcb_connection_t *conn, xcb_gcontext_t gc, uint32_t mask, uint32_t value);
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/**
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* Draws a line from x,y to to_x,to_y using the given color
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*
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*/
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void xcb_draw_line(xcb_connection_t *conn, xcb_drawable_t drawable, xcb_gcontext_t gc,
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uint32_t colorpixel, uint32_t x, uint32_t y, uint32_t to_x, uint32_t to_y);
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/**
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* Draws a rectangle from x,y with width,height using the given color
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*
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*/
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void xcb_draw_rect(xcb_connection_t *conn, xcb_drawable_t drawable, xcb_gcontext_t gc,
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uint32_t colorpixel, uint32_t x, uint32_t y, uint32_t width, uint32_t height);
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/**
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* Generates a configure_notify event and sends it to the given window
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* Applications need this to think they’ve configured themselves correctly.
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* The truth is, however, that we will manage them.
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*
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*/
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void fake_configure_notify(xcb_connection_t *conn, Rect r, xcb_window_t window);
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/**
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* Generates a configure_notify_event with absolute coordinates (relative to the X root
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* window, not to the client’s frame) for the given client.
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*
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*/
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void fake_absolute_configure_notify(xcb_connection_t *conn, Client *client);
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/**
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* Finds out which modifier mask is the one for numlock, as the user may change this.
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*
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*/
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void xcb_get_numlock_mask(xcb_connection_t *conn);
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/**
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* Raises the given window (typically client->frame) above all other windows
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*
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*/
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void xcb_raise_window(xcb_connection_t *conn, xcb_window_t window);
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#endif
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