* vim:ts=4:sw=4:expandtab
*
* i3 - an improved dynamic tiling window manager
+ * © 2009-2012 Michael Stapelberg and contributors (see also: LICENSE)
*
- * (c) 2009 Michael Stapelberg and contributors
- *
- * See file LICENSE for license information.
+ * xcb.c: Helper functions for easier usage of XCB
*
*/
-#ifndef _XCB_H
-#define _XCB_H
+#ifndef I3_XCB_H
+#define I3_XCB_H
#include "data.h"
#include "xcursor.h"
#define XCB_CURSOR_LEFT_PTR 68
#define XCB_CURSOR_SB_H_DOUBLE_ARROW 108
#define XCB_CURSOR_SB_V_DOUBLE_ARROW 116
+#define XCB_CURSOR_WATCH 150
/* from X11/keysymdef.h */
#define XCB_NUM_LOCK 0xff7f
while rendering the layout) */
/** The XCB_CW_EVENT_MASK for the child (= real window) */
#define CHILD_EVENT_MASK (XCB_EVENT_MASK_PROPERTY_CHANGE | \
- XCB_EVENT_MASK_STRUCTURE_NOTIFY)
+ XCB_EVENT_MASK_STRUCTURE_NOTIFY | \
+ XCB_EVENT_MASK_FOCUS_CHANGE)
/** The XCB_CW_EVENT_MASK for its frame */
#define FRAME_EVENT_MASK (XCB_EVENT_MASK_BUTTON_PRESS | /* …mouse is pressed/released */ \
XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY | /* …subwindows get notifies */ \
XCB_EVENT_MASK_ENTER_WINDOW) /* …user moves cursor inside our window */
+#define ROOT_EVENT_MASK (XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT | \
+ XCB_EVENT_MASK_BUTTON_PRESS | \
+ XCB_EVENT_MASK_STRUCTURE_NOTIFY | /* when the user adds a screen (e.g. video \
+ projector), the root window gets a \
+ ConfigureNotify */ \
+ XCB_EVENT_MASK_POINTER_MOTION | \
+ XCB_EVENT_MASK_PROPERTY_CHANGE | \
+ XCB_EVENT_MASK_ENTER_WINDOW)
-enum {
- _NET_SUPPORTED = 0,
- _NET_SUPPORTING_WM_CHECK,
- _NET_WM_NAME,
- _NET_WM_STATE_FULLSCREEN,
- _NET_WM_STATE,
- _NET_WM_WINDOW_TYPE,
- _NET_WM_WINDOW_TYPE_DOCK,
- _NET_WM_WINDOW_TYPE_DIALOG,
- _NET_WM_WINDOW_TYPE_UTILITY,
- _NET_WM_WINDOW_TYPE_TOOLBAR,
- _NET_WM_WINDOW_TYPE_SPLASH,
- _NET_WM_DESKTOP,
- _NET_WM_STRUT_PARTIAL,
- WM_PROTOCOLS,
- WM_DELETE_WINDOW,
- UTF8_STRING,
- WM_STATE,
- WM_CLIENT_LEADER,
- _NET_CURRENT_DESKTOP,
- _NET_ACTIVE_WINDOW,
- _NET_WORKAREA,
- WM_TAKE_FOCUS,
- NUM_ATOMS
-};
+#define xmacro(atom) xcb_atom_t A_ ## atom;
+#include "atoms.xmacro"
+#undef xmacro
extern unsigned int xcb_numlock_mask;
-/**
- * Loads a font for usage, also getting its height. If fallback is true,
- * i3 loads 'fixed' or '-misc-*' if the font cannot be found instead of
- * exiting.
- *
- */
-i3Font load_font(const char *pattern, bool fallback);
-
-/**
- * Returns the colorpixel to use for the given hex color (think of HTML).
- *
- * The hex_color has to start with #, for example #FF00FF.
- *
- * NOTE that get_colorpixel() does _NOT_ check the given color code for
- * validity. This has to be done by the caller.
- *
- */
-uint32_t get_colorpixel(char *hex);
-
/**
* Convenience wrapper around xcb_create_window which takes care of depth,
* generating an ID and checking for errors.
*
*/
-xcb_window_t create_window(xcb_connection_t *conn, Rect r, uint16_t window_class,
- enum xcursor_cursor_t cursor, bool map, uint32_t mask, uint32_t *values);
-
-/**
- * Changes a single value in the graphic context (so one doesn’t have to
- * define an array of values)
- *
- */
-void xcb_change_gc_single(xcb_connection_t *conn, xcb_gcontext_t gc,
- uint32_t mask, uint32_t value);
+xcb_window_t create_window(xcb_connection_t *conn, Rect r, uint16_t depth, xcb_visualid_t visual,
+ uint16_t window_class, enum xcursor_cursor_t cursor, bool map, uint32_t mask, uint32_t *values);
/**
* Draws a line from x,y to to_x,to_y using the given color
xcb_gcontext_t gc, uint32_t colorpixel, uint32_t x,
uint32_t y, uint32_t width, uint32_t height);
-/**
- * Generates a configure_notify event and sends it to the given window
- * Applications need this to think they’ve configured themselves correctly.
- * The truth is, however, that we will manage them.
- *
- */
-void fake_configure_notify(xcb_connection_t *conn, Rect r, xcb_window_t window);
-
/**
* Generates a configure_notify_event with absolute coordinates (relative to
* the X root window, not to the client’s frame) for the given client.
void fake_absolute_configure_notify(Con *con);
/**
- * Finds out which modifier mask is the one for numlock, as the user may
- * change this.
+ * Sends the WM_TAKE_FOCUS ClientMessage to the given window
*
*/
-void xcb_get_numlock_mask(xcb_connection_t *conn);
+void send_take_focus(xcb_window_t window);
/**
* Raises the given window (typically client->frame) above all other windows
void xcb_raise_window(xcb_connection_t *conn, xcb_window_t window);
/**
- *
- * Prepares the given Cached_Pixmap for usage (checks whether the size of the
- * object this pixmap is related to (e.g. a window) has changed and re-creates
- * the pixmap if so).
+ * Configures the given window to have the size/position specified by given rect
*
*/
-void cached_pixmap_prepare(xcb_connection_t *conn, struct Cached_Pixmap *pixmap);
+void xcb_set_window_rect(xcb_connection_t *conn, xcb_window_t window, Rect r);
+
+
+bool xcb_reply_contains_atom(xcb_get_property_reply_t *prop, xcb_atom_t atom);
/**
- * Calculate the width of the given text (16-bit characters, UCS) with given
- * real length (amount of glyphs) using the given font.
+ * Moves the mouse pointer into the middle of rect.
*
*/
-int predict_text_width(char *text, int length);
+void xcb_warp_pointer_rect(xcb_connection_t *conn, Rect *rect);
/**
- * Configures the given window to have the size/position specified by given rect
+ * Set the cursor of the root window to the given cursor id.
+ * This function should only be used if xcursor_supported == false.
+ * Otherwise, use xcursor_set_root_cursor().
*
*/
-void xcb_set_window_rect(xcb_connection_t *conn, xcb_window_t window, Rect r);
+void xcb_set_root_cursor(int cursor);
+/**
+ * Get depth of visual specified by visualid
+ *
+ */
+uint16_t get_visual_depth(xcb_visualid_t visual_id);
-bool xcb_reply_contains_atom(xcb_get_property_reply_t *prop, xcb_atom_t atom);
+/**
+ * Get visualid with specified depth
+ *
+ */
+xcb_visualid_t get_visualid_by_depth(uint16_t depth);
#endif
projects / i3 / i3 / blobdiff