--- /dev/null
+%{
+/*
+ * vim:ts=4:sw=4:expandtab
+ *
+ */
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <X11/Xlib.h>
+
+extern Display *dpy;
+
+struct context {
+ int line_number;
+ char *line_copy;
+
+ char *compact_error;
+
+ /* These are the same as in YYLTYPE */
+ int first_column;
+ int last_column;
+
+ char *result;
+};
+
+typedef struct yy_buffer_state *YY_BUFFER_STATE;
+extern int yylex(struct context *context);
+extern int yyparse(void);
+extern FILE *yyin;
+YY_BUFFER_STATE yy_scan_string(const char *);
+
+static struct context *context;
+
+/* We don’t need yydebug for now, as we got decent error messages using
+ * yyerror(). Should you ever want to extend the parser, it might be handy
+ * to just comment it in again, so it stays here. */
+//int yydebug = 1;
+
+void yyerror(const char *error_message) {
+ fprintf(stderr, "\n");
+ fprintf(stderr, "CONFIG: %s\n", error_message);
+ fprintf(stderr, "CONFIG: line %d:\n",
+ context->line_number);
+ fprintf(stderr, "CONFIG: %s\n", context->line_copy);
+ fprintf(stderr, "CONFIG: ");
+ for (int c = 1; c <= context->last_column; c++)
+ if (c >= context->first_column)
+ fprintf(stderr, "^");
+ else fprintf(stderr, " ");
+ fprintf(stderr, "\n");
+ fprintf(stderr, "\n");
+}
+
+int yywrap() {
+ return 1;
+}
+
+char *rewrite_binding(const char *bindingline) {
+ char *result = NULL;
+
+ context = calloc(sizeof(struct context), 1);
+
+ yy_scan_string(bindingline);
+
+ if (yyparse() != 0) {
+ fprintf(stderr, "Could not parse configfile\n");
+ exit(1);
+ }
+
+ result = context->result;
+
+ if (context->line_copy)
+ free(context->line_copy);
+ free(context);
+
+ return result;
+}
+
+/* XXX: does not work for combinations of modifiers yet */
+static char *modifier_to_string(int modifiers) {
+ //printf("should convert %d to string\n", modifiers);
+ if (modifiers == (1 << 3))
+ return strdup("Mod1");
+ else if (modifiers == ((1 << 3) | (1 << 0)))
+ return strdup("Mod1+shift");
+ else return strdup("UNKNOWN");
+}
+
+%}
+
+%error-verbose
+%lex-param { struct context *context }
+
+%union {
+ int number;
+ char *string;
+}
+
+%token <number>NUMBER "<number>"
+%token <string>STR "<string>"
+%token TOKBINDCODE
+%token MODIFIER "<modifier>"
+%token TOKCONTROL "control"
+%token TOKSHIFT "shift"
+%token WHITESPACE "<whitespace>"
+
+%%
+
+lines: /* empty */
+ | lines WHITESPACE bindcode
+ | lines error
+ | lines bindcode
+ ;
+
+bindcode:
+ TOKBINDCODE WHITESPACE binding_modifiers NUMBER WHITESPACE STR
+ {
+ //printf("\tFound keycode binding mod%d with key %d and command %s\n", $<number>3, $4, $<string>6);
+ int level = 0;
+ if (($<number>3 & (1 << 0))) {
+ /* When shift is included, we really need to use the second-level
+ * symbol (upper-case). The lower-case symbol could be on a
+ * different key than the upper-case one (unlikely for letters, but
+ * more likely for special characters). */
+ level = 1;
+ }
+ KeySym sym = XKeycodeToKeysym(dpy, $4, level);
+ char *str = XKeysymToString(sym);
+ char *modifiers = modifier_to_string($<number>3);
+ // TODO: modifier to string
+ asprintf(&(context->result), "bindsym %s+%s %s\n", modifiers, str, $<string>6);
+ free(modifiers);
+ }
+ ;
+
+binding_modifiers:
+ /* NULL */ { $<number>$ = 0; }
+ | binding_modifier
+ | binding_modifiers '+' binding_modifier { $<number>$ = $<number>1 | $<number>3; }
+ | binding_modifiers '+' { $<number>$ = $<number>1; }
+ ;
+
+binding_modifier:
+ MODIFIER { $<number>$ = $<number>1; }
+ | TOKCONTROL { $<number>$ = (1 << 2); }
+ | TOKSHIFT { $<number>$ = (1 << 0); }
+ ;
--- /dev/null
+/*
+ * vim:ts=4:sw=4:expandtab
+ *
+ * i3 - an improved dynamic tiling window manager
+ *
+ * © 2011 Michael Stapelberg and contributors
+ *
+ * See file LICENSE for license information.
+ *
+ * i3-config-wizard: Program to convert configs using keycodes to configs using
+ * keysyms.
+ *
+ */
+#include <ev.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <stdlib.h>
+#include <stdbool.h>
+#include <unistd.h>
+#include <string.h>
+#include <errno.h>
+#include <err.h>
+#include <stdint.h>
+#include <getopt.h>
+#include <limits.h>
+
+#include <xcb/xcb.h>
+#include <xcb/xcb_aux.h>
+#include <xcb/xcb_event.h>
+#include <xcb/xcb_keysyms.h>
+
+#include <X11/Xlib.h>
+#include <X11/keysym.h>
+
+#define FREE(pointer) do { \
+ if (pointer != NULL) { \
+ free(pointer); \
+ pointer = NULL; \
+ } \
+} \
+while (0)
+
+#include "xcb.h"
+
+enum { STEP_WELCOME, STEP_GENERATE } current_step = STEP_WELCOME;
+enum { MOD_ALT, MOD_SUPER } modifier = MOD_SUPER;
+
+static xcb_connection_t *conn;
+static uint32_t font_id;
+static uint32_t font_bold_id;
+static char *socket_path;
+static int sockfd;
+static int font_height;
+static int font_bold_height;
+static xcb_window_t win;
+static xcb_pixmap_t pixmap;
+static xcb_gcontext_t pixmap_gc;
+static xcb_key_symbols_t *symbols;
+xcb_window_t root;
+Display *dpy;
+
+static void finish();
+
+/*
+ * Try to get the socket path from X11 and return NULL if it doesn’t work.
+ * As i3-msg is a short-running tool, we don’t bother with cleaning up the
+ * connection and leave it up to the operating system on exit.
+ *
+ */
+static char *socket_path_from_x11() {
+ xcb_connection_t *conn;
+ int screen;
+ if ((conn = xcb_connect(NULL, &screen)) == NULL ||
+ xcb_connection_has_error(conn))
+ return NULL;
+ xcb_screen_t *root_screen = xcb_aux_get_screen(conn, screen);
+ xcb_window_t root = root_screen->root;
+
+ xcb_intern_atom_cookie_t atom_cookie;
+ xcb_intern_atom_reply_t *atom_reply;
+
+ atom_cookie = xcb_intern_atom(conn, 0, strlen("I3_SOCKET_PATH"), "I3_SOCKET_PATH");
+ atom_reply = xcb_intern_atom_reply(conn, atom_cookie, NULL);
+ if (atom_reply == NULL)
+ return NULL;
+
+ xcb_get_property_cookie_t prop_cookie;
+ xcb_get_property_reply_t *prop_reply;
+ prop_cookie = xcb_get_property_unchecked(conn, false, root, atom_reply->atom,
+ XCB_GET_PROPERTY_TYPE_ANY, 0, PATH_MAX);
+ prop_reply = xcb_get_property_reply(conn, prop_cookie, NULL);
+ if (prop_reply == NULL || xcb_get_property_value_length(prop_reply) == 0)
+ return NULL;
+ if (asprintf(&socket_path, "%.*s", xcb_get_property_value_length(prop_reply),
+ (char*)xcb_get_property_value(prop_reply)) == -1)
+ return NULL;
+ return socket_path;
+}
+
+/*
+ * Handles expose events, that is, draws the window contents.
+ *
+ */
+static int handle_expose() {
+ /* re-draw the background */
+ xcb_rectangle_t border = {0, 0, 300, (15*font_height) + 8},
+ inner = {2, 2, 296, (15*font_height) + 8 - 4};
+ xcb_change_gc_single(conn, pixmap_gc, XCB_GC_FOREGROUND, get_colorpixel(conn, "#285577"));
+ xcb_poly_fill_rectangle(conn, pixmap, pixmap_gc, 1, &border);
+ xcb_change_gc_single(conn, pixmap_gc, XCB_GC_FOREGROUND, get_colorpixel(conn, "#000000"));
+ xcb_poly_fill_rectangle(conn, pixmap, pixmap_gc, 1, &inner);
+
+ xcb_change_gc_single(conn, pixmap_gc, XCB_GC_FONT, font_id);
+
+#define txt(x, row, text) xcb_image_text_8(conn, strlen(text), pixmap, pixmap_gc, x, (row * font_height) + 2, text)
+
+ if (current_step == STEP_WELCOME) {
+ /* restore font color */
+ xcb_change_gc_single(conn, pixmap_gc, XCB_GC_FOREGROUND, get_colorpixel(conn, "#FFFFFF"));
+
+ txt(10, 1, "i3: first configuration");
+ txt(10, 4, "You have not configured i3 yet.");
+ txt(10, 5, "Do you want me to generate ~/.i3/config?");
+ txt(85, 8, "Yes, generate ~/.i3/config");
+ txt(85, 10, "No, I will use the defaults");
+
+ /* green */
+ xcb_change_gc_single(conn, pixmap_gc, XCB_GC_FOREGROUND, get_colorpixel(conn, "#00FF00"));
+ txt(25, 8, "<Enter>");
+
+ /* red */
+ xcb_change_gc_single(conn, pixmap_gc, XCB_GC_FOREGROUND, get_colorpixel(conn, "#FF0000"));
+ txt(31, 10, "<ESC>");
+ }
+
+ if (current_step == STEP_GENERATE) {
+ xcb_change_gc_single(conn, pixmap_gc, XCB_GC_FOREGROUND, get_colorpixel(conn, "#FFFFFF"));
+
+ txt(10, 1, "i3: generate config");
+
+ txt(10, 4, "Please choose either:");
+ txt(85, 6, "Win as default modifier");
+ txt(85, 7, "Alt as default modifier");
+ txt(10, 9, "Afterwards, press");
+ txt(85, 11, "to write ~/.i3/config");
+ txt(85, 12, "to abort");
+
+ /* the not-selected modifier */
+ if (modifier == MOD_SUPER)
+ txt(31, 7, "<Alt>");
+ else txt(31, 6, "<Win>");
+
+ /* the selected modifier */
+ xcb_change_gc_single(conn, pixmap_gc, XCB_GC_FONT, font_bold_id);
+ if (modifier == MOD_SUPER)
+ txt(31, 6, "<Win>");
+ else txt(31, 7, "<Alt>");
+
+ /* green */
+ uint32_t mask = XCB_GC_FOREGROUND | XCB_GC_FONT;
+ uint32_t values[] = { get_colorpixel(conn, "#00FF00"), font_id };
+ xcb_change_gc(conn, pixmap_gc, mask, values);
+
+ txt(25, 11, "<Enter>");
+
+ /* red */
+ xcb_change_gc_single(conn, pixmap_gc, XCB_GC_FOREGROUND, get_colorpixel(conn, "#FF0000"));
+ txt(31, 12, "<ESC>");
+ }
+
+ /* Copy the contents of the pixmap to the real window */
+ xcb_copy_area(conn, pixmap, win, pixmap_gc, 0, 0, 0, 0, /* */ 500, 500);
+ xcb_flush(conn);
+
+ return 1;
+}
+
+static int handle_key_press(void *ignored, xcb_connection_t *conn, xcb_key_press_event_t *event) {
+ printf("Keypress %d, state raw = %d\n", event->detail, event->state);
+
+ xcb_keysym_t sym = xcb_key_press_lookup_keysym(symbols, event, event->state);
+
+ printf("sym = %c (%d)\n", sym, sym);
+
+ if (sym == XK_Return) {
+ if (current_step == STEP_WELCOME)
+ current_step = STEP_GENERATE;
+ else finish();
+ }
+
+ /* cancel any time */
+ if (sym == XK_Escape)
+ exit(0);
+
+ if (sym == XK_Alt_L)
+ modifier = MOD_ALT;
+
+ if (sym == XK_Super_L)
+ modifier = MOD_SUPER;
+
+ handle_expose();
+ return 1;
+}
+
+static void finish() {
+ printf("finishing the wizard\n");
+
+#if 0
+ dpy = XOpenDisplay(NULL);
+
+ FILE *kc_config = fopen("../i3.config.kc", "r");
+ char *line = NULL;
+ size_t len = 0;
+ ssize_t read;
+ while ((read = getline(&line, &len, kc_config)) != -1) {
+ /* See if that line is interesting by skipping leading whitespaces,
+ * then checking for 'bindcode' */
+ char *walk = line;
+ while (isspace(*walk) && walk < (line + len))
+ walk++;
+ if (strncmp(walk, "bindcode", strlen("bindcode")) != 0)
+ continue;
+ char *result = rewrite_binding(walk);
+ printf("in: %s", walk);
+ printf("out: %s", result);
+ free(result);
+
+ }
+
+ free(line);
+ fclose(kc_config);
+
+ exit(0);
+#endif
+
+ exit(0);
+}
+
+int main(int argc, char *argv[]) {
+ socket_path = getenv("I3SOCK");
+ char *pattern = "-misc-fixed-medium-r-normal--13-120-75-75-C-70-iso10646-1";
+ char *patternbold = "-misc-fixed-bold-r-normal--13-120-75-75-C-70-iso10646-1";
+ int o, option_index = 0;
+
+ static struct option long_options[] = {
+ {"socket", required_argument, 0, 's'},
+ {"version", no_argument, 0, 'v'},
+ {"limit", required_argument, 0, 'l'},
+ {"prompt", required_argument, 0, 'P'},
+ {"prefix", required_argument, 0, 'p'},
+ {"font", required_argument, 0, 'f'},
+ {"help", no_argument, 0, 'h'},
+ {0, 0, 0, 0}
+ };
+
+ char *options_string = "s:vh";
+
+ while ((o = getopt_long(argc, argv, options_string, long_options, &option_index)) != -1) {
+ switch (o) {
+ case 's':
+ FREE(socket_path);
+ socket_path = strdup(optarg);
+ break;
+ case 'v':
+ printf("i3-config-wizard " I3_VERSION);
+ return 0;
+ case 'h':
+ printf("i3-config-wizard " I3_VERSION);
+ printf("i3-config-wizard [-s <socket>] [-v]\n");
+ return 0;
+ }
+ }
+
+ if (socket_path == NULL)
+ socket_path = socket_path_from_x11();
+
+ if (socket_path == NULL)
+ socket_path = "/tmp/i3-ipc.sock";
+
+ int screens;
+ conn = xcb_connect(NULL, &screens);
+ if (xcb_connection_has_error(conn))
+ errx(1, "Cannot open display\n");
+
+ xcb_screen_t *root_screen = xcb_aux_get_screen(conn, screens);
+ root = root_screen->root;
+
+ symbols = xcb_key_symbols_alloc(conn);
+
+ font_id = get_font_id(conn, pattern, &font_height);
+ font_bold_id = get_font_id(conn, patternbold, &font_bold_height);
+
+ /* Open an input window */
+ win = open_input_window(conn, 300, 205);
+
+ /* Create pixmap */
+ pixmap = xcb_generate_id(conn);
+ pixmap_gc = xcb_generate_id(conn);
+ xcb_create_pixmap(conn, root_screen->root_depth, pixmap, win, 500, 500);
+ xcb_create_gc(conn, pixmap_gc, pixmap, 0, 0);
+
+ /* Set input focus (we have override_redirect=1, so the wm will not do
+ * this for us) */
+ xcb_set_input_focus(conn, XCB_INPUT_FOCUS_POINTER_ROOT, win, XCB_CURRENT_TIME);
+
+ /* Grab the keyboard to get all input */
+ xcb_flush(conn);
+
+ /* Try (repeatedly, if necessary) to grab the keyboard. We might not
+ * get the keyboard at the first attempt because of the keybinding
+ * still being active when started via a wm’s keybinding. */
+ xcb_grab_keyboard_cookie_t cookie;
+ xcb_grab_keyboard_reply_t *reply = NULL;
+
+ int count = 0;
+ while ((reply == NULL || reply->status != XCB_GRAB_STATUS_SUCCESS) && (count++ < 500)) {
+ cookie = xcb_grab_keyboard(conn, false, win, XCB_CURRENT_TIME, XCB_GRAB_MODE_ASYNC, XCB_GRAB_MODE_ASYNC);
+ reply = xcb_grab_keyboard_reply(conn, cookie, NULL);
+ usleep(1000);
+ }
+
+ if (reply->status != XCB_GRAB_STATUS_SUCCESS) {
+ fprintf(stderr, "Could not grab keyboard, status = %d\n", reply->status);
+ exit(-1);
+ }
+
+ xcb_flush(conn);
+
+ xcb_generic_event_t *event;
+ while ((event = xcb_wait_for_event(conn)) != NULL) {
+ if (event->response_type == 0) {
+ fprintf(stderr, "X11 Error received! sequence %x\n", event->sequence);
+ continue;
+ }
+
+ /* Strip off the highest bit (set if the event is generated) */
+ int type = (event->response_type & 0x7F);
+
+ switch (type) {
+ case XCB_KEY_PRESS:
+ handle_key_press(NULL, conn, (xcb_key_press_event_t*)event);
+ break;
+
+ /* TODO: handle mappingnotify */
+
+ case XCB_EXPOSE:
+ handle_expose();
+ break;
+ }
+
+ free(event);
+ }
+
+ return 0;
+}
--- /dev/null
+/*
+ * vim:ts=8:expandtab
+ *
+ * i3 - an improved dynamic tiling window manager
+ *
+ * © 2009 Michael Stapelberg and contributors
+ *
+ * See file LICENSE for license information.
+ *
+ */
+#include <stdint.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+#include <err.h>
+
+#include <xcb/xcb.h>
+#include <xcb/xcb_keysyms.h>
+
+#include <X11/keysym.h>
+
+extern xcb_window_t root;
+
+/*
+ * Convenience-wrapper around xcb_change_gc which saves us declaring a variable
+ *
+ */
+void xcb_change_gc_single(xcb_connection_t *conn, xcb_gcontext_t gc, uint32_t mask, uint32_t value) {
+ xcb_change_gc(conn, gc, mask, &value);
+}
+
+/*
+ * 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(xcb_connection_t *conn, char *hex) {
+ char strgroups[3][3] = {{hex[1], hex[2], '\0'},
+ {hex[3], hex[4], '\0'},
+ {hex[5], hex[6], '\0'}};
+ uint32_t rgb16[3] = {(strtol(strgroups[0], NULL, 16)),
+ (strtol(strgroups[1], NULL, 16)),
+ (strtol(strgroups[2], NULL, 16))};
+
+ return (rgb16[0] << 16) + (rgb16[1] << 8) + rgb16[2];
+}
+
+/*
+ * Returns the mask for Mode_switch (to be used for looking up keysymbols by
+ * keycode).
+ *
+ */
+uint32_t get_mod_mask(xcb_connection_t *conn, uint32_t keycode) {
+ xcb_key_symbols_t *symbols = xcb_key_symbols_alloc(conn);
+
+ xcb_get_modifier_mapping_reply_t *modmap_r;
+ xcb_keycode_t *modmap, kc;
+ xcb_keycode_t *modeswitchcodes = xcb_key_symbols_get_keycode(symbols, keycode);
+ if (modeswitchcodes == NULL)
+ return 0;
+
+ modmap_r = xcb_get_modifier_mapping_reply(conn, xcb_get_modifier_mapping(conn), NULL);
+ modmap = xcb_get_modifier_mapping_keycodes(modmap_r);
+
+ for (int i = 0; i < 8; i++)
+ for (int j = 0; j < modmap_r->keycodes_per_modifier; j++) {
+ kc = modmap[i * modmap_r->keycodes_per_modifier + j];
+ for (xcb_keycode_t *ktest = modeswitchcodes; *ktest; ktest++) {
+ if (*ktest != kc)
+ continue;
+
+ free(modeswitchcodes);
+ free(modmap_r);
+ return (1 << i);
+ }
+ }
+
+ return 0;
+}
+
+/*
+ * Opens the window we use for input/output and maps it
+ *
+ */
+xcb_window_t open_input_window(xcb_connection_t *conn, uint32_t width, uint32_t height) {
+ xcb_window_t win = xcb_generate_id(conn);
+ //xcb_cursor_t cursor_id = xcb_generate_id(conn);
+
+#if 0
+ /* Use the default cursor (left pointer) */
+ if (cursor > -1) {
+ i3Font *cursor_font = load_font(conn, "cursor");
+ xcb_create_glyph_cursor(conn, cursor_id, cursor_font->id, cursor_font->id,
+ XCB_CURSOR_LEFT_PTR, XCB_CURSOR_LEFT_PTR + 1,
+ 0, 0, 0, 65535, 65535, 65535);
+ }
+#endif
+
+ uint32_t mask = 0;
+ uint32_t values[3];
+
+ mask |= XCB_CW_BACK_PIXEL;
+ values[0] = 0;
+
+ mask |= XCB_CW_OVERRIDE_REDIRECT;
+ values[1] = 1;
+
+ mask |= XCB_CW_EVENT_MASK;
+ values[2] = XCB_EVENT_MASK_EXPOSURE;
+
+ xcb_create_window(conn,
+ XCB_COPY_FROM_PARENT,
+ win, /* the window id */
+ root, /* parent == root */
+ 490, 297, width, height, /* dimensions */
+ 0, /* border = 0, we draw our own */
+ XCB_WINDOW_CLASS_INPUT_OUTPUT,
+ XCB_WINDOW_CLASS_COPY_FROM_PARENT, /* copy visual from parent */
+ mask,
+ values);
+
+#if 0
+ if (cursor > -1)
+ xcb_change_window_attributes(conn, result, XCB_CW_CURSOR, &cursor_id);
+#endif
+
+ /* Map the window (= make it visible) */
+ xcb_map_window(conn, win);
+
+ return win;
+}
+
+/*
+ * Returns the ID of the font matching the given pattern and stores the height
+ * of the font (in pixels) in *font_height. die()s if no font matches.
+ *
+ */
+int get_font_id(xcb_connection_t *conn, char *pattern, int *font_height) {
+ xcb_void_cookie_t font_cookie;
+ xcb_list_fonts_with_info_cookie_t info_cookie;
+
+ /* Send all our requests first */
+ int result;
+ result = xcb_generate_id(conn);
+ font_cookie = xcb_open_font_checked(conn, result, strlen(pattern), pattern);
+ info_cookie = xcb_list_fonts_with_info(conn, 1, strlen(pattern), pattern);
+
+ xcb_generic_error_t *error = xcb_request_check(conn, font_cookie);
+ if (error != NULL) {
+ fprintf(stderr, "ERROR: Could not open font: %d\n", error->error_code);
+ exit(1);
+ }
+
+ /* Get information (height/name) for this font */
+ xcb_list_fonts_with_info_reply_t *reply = xcb_list_fonts_with_info_reply(conn, info_cookie, NULL);
+ if (reply == NULL)
+ errx(1, "Could not load font \"%s\"\n", pattern);
+
+ *font_height = reply->font_ascent + reply->font_descent;
+
+ return result;
+}
projects / i3 / i3 / commitdiff