* vim:ts=4:sw=4:expandtab
*
* i3 - an improved dynamic tiling window manager
- * © 2009-2011 Michael Stapelberg and contributors (see also: LICENSE)
+ * © 2009-2013 Michael Stapelberg and contributors (see also: LICENSE)
*
* libi3: contains functions which are used by i3 *and* accompanying tools such
* as i3-msg, i3-config-wizard, …
*
*/
-#ifndef _LIBI3_H
-#define _LIBI3_H
+#pragma once
#include <stdbool.h>
#include <stdarg.h>
#include <xcb/xproto.h>
#include <xcb/xcb_keysyms.h>
+#if PANGO_SUPPORT
+#include <pango/pango.h>
+#endif
+
/**
* Opaque data structure for storing strings.
*
*
*/
struct Font {
- /** The xcb-id for the font */
- xcb_font_t id;
-
- /** Font information gathered from the server */
- xcb_query_font_reply_t *info;
-
- /** Font table for this font (may be NULL) */
- xcb_charinfo_t *table;
+ /** The type of font */
+ enum {
+ FONT_TYPE_NONE = 0,
+ FONT_TYPE_XCB,
+ FONT_TYPE_PANGO
+ } type;
/** The height of the font, built from font_ascent + font_descent */
int height;
+
+ /** The pattern/name used to load the font. */
+ char *pattern;
+
+ union {
+ struct {
+ /** The xcb-id for the font */
+ xcb_font_t id;
+
+ /** Font information gathered from the server */
+ xcb_query_font_reply_t *info;
+
+ /** Font table for this font (may be NULL) */
+ xcb_charinfo_t *table;
+ } xcb;
+
+#if PANGO_SUPPORT
+ /** The pango font description */
+ PangoFontDescription *pango_desc;
+#endif
+ } specific;
};
/* Since this file also gets included by utilities which don’t use the i3 log
* infrastructure, we define a fallback. */
+#if !defined(LOG)
+void verboselog(char *fmt, ...)
+ __attribute__ ((format (printf, 1, 2)));
+#define LOG(fmt, ...) verboselog("[libi3] " __FILE__ " " fmt, ##__VA_ARGS__)
+#endif
#if !defined(ELOG)
-#define ELOG(fmt, ...) fprintf(stderr, "ERROR: " fmt, ##__VA_ARGS__)
+void errorlog(char *fmt, ...)
+ __attribute__ ((format (printf, 1, 2)));
+#define ELOG(fmt, ...) errorlog("[libi3] ERROR: " fmt, ##__VA_ARGS__)
+#endif
+#if !defined(DLOG)
+void debuglog(char *fmt, ...)
+ __attribute__ ((format (printf, 1, 2)));
+#define DLOG(fmt, ...) debuglog("%s:%s:%d - " fmt, I3__FILE__, __FUNCTION__, __LINE__, ##__VA_ARGS__)
#endif
/**
* Try to get the contents of the given atom (for example I3_SOCKET_PATH) from
* the X11 root window and return NULL if it doesn’t work.
*
+ * If the provided XCB connection is NULL, a new connection will be
+ * established.
+ *
* The memory for the contents is dynamically allocated and has to be
* free()d by the caller.
*
*/
-char *root_atom_contents(const char *atomname);
+char *root_atom_contents(const char *atomname, xcb_connection_t *provided_conn, int screen);
/**
* Safe-wrapper around malloc which exits if malloc returns NULL (meaning that
* Returns 0 on success.
*
*/
-int ipc_send_message(int sockfd, uint32_t message_size,
- uint32_t message_type, const uint8_t *payload);
+int ipc_send_message(int sockfd, const uint32_t message_size,
+ const uint32_t message_type, const uint8_t *payload);
/**
* Reads a message from the given socket file descriptor and stores its length
* Returns 0 on success.
*
*/
-int ipc_recv_message(int sockfd, uint32_t message_type,
+int ipc_recv_message(int sockfd, uint32_t *message_type,
uint32_t *reply_length, uint8_t **reply);
/**
xcb_gcontext_t gc, int x, int y, int max_width);
/**
- * Predict the text width in pixels for the given text. Text can be specified
- * as UCS-2 or UTF-8.
+ * Predict the text width in pixels for the given text. Text must be
+ * specified as an i3String.
*
*/
-int predict_text_width(char *text, size_t text_len, bool is_ucs2);
+int predict_text_width(i3String *text);
+
+/**
+ * Returns the visual type associated with the given screen.
+ *
+ */
+xcb_visualtype_t *get_visualtype(xcb_screen_t *screen);
/**
* Returns true if this version of i3 is a debug build (anything which is not a
*/
bool is_debug_build() __attribute__((const));
-#endif
+/**
+ * Returns the name of a temporary file with the specified prefix.
+ *
+ */
+char *get_process_filename(const char *prefix);
+
+/**
+ * This function returns the absolute path to the executable it is running in.
+ *
+ * The implementation follows http://stackoverflow.com/a/933996/712014
+ *
+ * Returned value must be freed by the caller.
+ */
+char *get_exe_path(const char *argv0);