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Merge branch 'hide' into next

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This commit is contained in:
Axel Wagner 2010-08-26 00:03:41 +02:00
commit 0963a0e5ac
7 changed files with 283 additions and 126 deletions
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1
i3bar/common.mk
View File

@ -15,6 +15,7 @@ LDFLAGS += -lev
LDFLAGS += -lyajl
LDFLAGS += -lxcb
LDFLAGS += -lxcb-atom
LDFLAGS += -lX11
LDFLAGS += -L/usr/local/lib
ifeq ($(DEBUG),1)

12
i3bar/include/child.h
View File

@ -26,4 +26,16 @@ void start_child(char *command);
*/
void kill_child();
/*
* Sends a SIGSTOP to the child-process (if existent)
*
*/
void stop_child();
/*
* Sends a SIGCONT to the child-process (if existent)
*
*/
void cont_child();
#endif

1
i3bar/include/common.h
View File

@ -25,6 +25,7 @@ struct rect_t {
#include "queue.h"
#include "child.h"
#include "config.h"
#include "ipc.h"
#include "outputs.h"
#include "util.h"

10
i3bar/include/config.h Normal file
View File

@ -0,0 +1,10 @@
#ifndef CONFIG_H_
#define CONFIL_H_
typedef struct config_t {
int hide_on_modifier;
} config_t;
config_t config;
#endif

22
i3bar/src/child.c
View File

@ -149,7 +149,7 @@ void start_child(char *command) {
}
/*
* kill()s the child-prozess (if existend) and closes and
* kill()s the child-process (if existent) and closes and
* free()s the stdin- and sigchild-watchers
*
*/
@ -159,3 +159,23 @@ void kill_child() {
}
cleanup();
}
/*
* Sends a SIGSTOP to the child-process (if existent)
*
*/
void stop_child() {
if (child_pid != 0) {
kill(child_pid, SIGSTOP);
}
}
/*
* Sends a SIGCONT to the child-process (if existent)
*
*/
void cont_child() {
if (child_pid != 0) {
kill(child_pid, SIGCONT);
}
}

27
i3bar/src/main.c
View File

@ -35,6 +35,17 @@ char *expand_path(char *path) {
return result;
}
void print_usage(char *elf_name) {
printf("Usage: %s [-s sock_path] [-c command] [-m] [-f font] [-h]\n", elf_name);
printf("-s <sock_path>\tConnect to i3 via <sock_path>\n");
printf("-c <command>\tExecute <command> to get stdin\n");
printf("-m\t\tHide the bars, when mod4 is not pressed.\n");
printf("\t\tIf -c is specified, the childprocess is sent a SIGSTOP on hiding,\n");
printf("\t\tand a SIGCONT on unhiding of the bars\n");
printf("-f <font>\tUse X-Core-Font <font> for display\n");
printf("-h\t\tDisplay this help-message and exit\n");
}
int main(int argc, char **argv) {
int opt;
int option_index = 0;
@ -42,16 +53,20 @@ int main(int argc, char **argv) {
char *command = NULL;
char *fontname = NULL;
/* Definition of the standard-config */
config.hide_on_modifier = 0;
static struct option long_opt[] = {
{ "socket", required_argument, 0, 's' },
{ "command", required_argument, 0, 'c' },
{ "hide", no_argument, 0, 'm' },
{ "font", required_argument, 0, 'f' },
{ "help", no_argument, 0, 'h' },
{ "version", no_argument, 0, 'v' },
{ NULL, 0, 0, 0}
};
while ((opt = getopt_long(argc, argv, "s:c:f:hv", long_opt, &option_index)) != -1) {
while ((opt = getopt_long(argc, argv, "s:c:mf:hv", long_opt, &option_index)) != -1) {
switch (opt) {
case 's':
socket_path = expand_path(optarg);
@ -59,18 +74,18 @@ int main(int argc, char **argv) {
case 'c':
command = strdup(optarg);
break;
case 'm':
config.hide_on_modifier = 1;
break;
case 'f':
fontname = strdup(optarg);
break;
case 'v':
printf("i3bar version " I3BAR_VERSION " © 2010 Axel Wagner and contributors\n");
exit(EXIT_SUCCESS);
break;
default:
printf("Usage: %s [-s socket_path] [-c command] [-f font] [-h]\n", argv[0]);
printf("-s <socket_path>: Connect to i3 via <socket_path>\n");
printf("-c <command>: Execute <command> to get stdin\n");
printf("-f <font>: Use X-Core-Font <font> for display\n");
printf("-h: Display this help-message and exit\n");
print_usage(argv[0]);
exit(EXIT_SUCCESS);
break;
}

336
i3bar/src/xcb.c
View File

@ -13,10 +13,16 @@
#include <xcb/xcb_event.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>
#include <string.h>
#include <i3/ipc.h>
#include <ev.h>
#include <X11/Xlib.h>
#include <X11/XKBlib.h>
#include <X11/extensions/XKB.h>
#include "common.h"
/* We save the Atoms in an easy to access array, indexed by an enum */
@ -36,10 +42,15 @@ xcb_screen_t *xcb_screens;
xcb_window_t xcb_root;
xcb_font_t xcb_font;
Display *xkb_dpy;
int xkb_event_base;
int mod_pressed;
/* Event-Watchers, to interact with the user */
ev_prepare *xcb_prep;
ev_check *xcb_chk;
ev_io *xcb_io;
ev_io *xkb_io;
/*
* Converts a colorstring to a colorpixel as expected from xcb_change_gc.
@ -56,6 +67,67 @@ uint32_t get_colorpixel(const char *s) {
return (r << 16 | g << 8 | b);
}
/*
* Hides all bars (unmaps them)
*
*/
void hide_bars() {
if (!config.hide_on_modifier) {
return;
}
i3_output *walk;
SLIST_FOREACH(walk, outputs, slist) {
xcb_unmap_window(xcb_connection, walk->bar);
}
stop_child();
}
/*
* Unhides all bars (maps them)
*
*/
void unhide_bars() {
if (!config.hide_on_modifier) {
return;
}
i3_output *walk;
xcb_void_cookie_t cookie;
xcb_generic_error_t *err;
uint32_t mask;
uint32_t values[5];
cont_child();
SLIST_FOREACH(walk, outputs, slist) {
if (walk->bar == XCB_NONE) {
continue;
}
mask = XCB_CONFIG_WINDOW_X |
XCB_CONFIG_WINDOW_Y |
XCB_CONFIG_WINDOW_WIDTH |
XCB_CONFIG_WINDOW_HEIGHT |
XCB_CONFIG_WINDOW_STACK_MODE;
values[0] = walk->rect.x;
values[1] = walk->rect.y + walk->rect.h - font_height - 6;
values[2] = walk->rect.w;
values[3] = font_height + 6;
values[4] = XCB_STACK_MODE_ABOVE;
printf("Reconfiguring Window for output %s to %d,%d\n", walk->name, values[0], values[1]);
cookie = xcb_configure_window_checked(xcb_connection,
walk->bar,
mask,
values);
if ((err = xcb_request_check(xcb_connection, cookie)) != NULL) {
printf("ERROR: Could not reconfigure window. XCB-errorcode: %d\n", err->error_code);
exit(EXIT_FAILURE);
}
xcb_map_window(xcb_connection, walk->bar);
}
}
/*
* Handle a button-press-event (i.c. a mouse click on one of our bars).
* We determine, wether the click occured on a ws-button or if the scroll-
@ -157,7 +229,7 @@ void xcb_chk_cb(struct ev_loop *loop, ev_check *watcher, int revents) {
switch (event->response_type & ~0x80) {
case XCB_EXPOSE:
/* Expose-events happen, when the window needs to be redrawn */
redraw_bars();
draw_bars();
break;
case XCB_BUTTON_PRESS:
/* Button-press-events are mouse-buttons clicked on one of our bars */
@ -175,6 +247,45 @@ void xcb_chk_cb(struct ev_loop *loop, ev_check *watcher, int revents) {
void xcb_io_cb(struct ev_loop *loop, ev_io *watcher, int revents) {
}
/*
* We need to bind to the modifier per XKB. Sadly, XCB does not implement this
*
*/
void xkb_io_cb(struct ev_loop *loop, ev_io *watcher, int revents) {
XkbEvent ev;
int modstate;
printf("Got XKB-Event!\n");
while (XPending(xkb_dpy)) {
XNextEvent(xkb_dpy, (XEvent*)&ev);
if (ev.type != xkb_event_base) {
printf("ERROR: No Xkb-Event!\n");
continue;
}
if (ev.any.xkb_type != XkbStateNotify) {
printf("ERROR: No State Notify!\n");
continue;
}
unsigned int mods = ev.state.mods;
modstate = mods & Mod4Mask;
}
if (modstate != mod_pressed) {
if (modstate == 0) {
printf("Mod4 got released!\n");
hide_bars();
} else {
printf("Mod4 got pressed!\n");
unhide_bars();
}
mod_pressed = modstate;
}
}
/*
* Calculate the rendered width of a string with the configured font.
* The string has to be encoded in ucs2 and glyph_len has to be the length
@ -227,6 +338,14 @@ void init_xcb(char *fontname) {
strlen(fontname),
fontname);
xcb_generic_error_t *err = xcb_request_check(xcb_connection,
open_font_cookie);
if (err != NULL) {
printf("ERROR: Could not open font! XCB-Error-Code: %d\n", err->error_code);
exit(EXIT_FAILURE);
}
/* We also need the fontheight to configure our bars accordingly */
xcb_list_fonts_with_info_cookie_t font_info_cookie;
font_info_cookie = xcb_list_fonts_with_info(xcb_connection,
@ -234,6 +353,45 @@ void init_xcb(char *fontname) {
strlen(fontname),
fontname);
if (config.hide_on_modifier) {
int xkb_major, xkb_minor, xkb_errbase, xkb_err;
xkb_major = XkbMajorVersion;
xkb_minor = XkbMinorVersion;
xkb_dpy = XkbOpenDisplay(":0",
&xkb_event_base,
&xkb_errbase,
&xkb_major,
&xkb_minor,
&xkb_err);
if (xkb_dpy == NULL) {
printf("ERROR: No XKB!\n");
exit(EXIT_FAILURE);
}
if (fcntl(ConnectionNumber(xkb_dpy), F_SETFD, FD_CLOEXEC) == -1) {
fprintf(stderr, "Could not set FD_CLOEXEC on xkbdpy\n");
exit(EXIT_FAILURE);
}
int i1;
if (!XkbQueryExtension(xkb_dpy, &i1, &xkb_event_base, &xkb_errbase, &xkb_major, &xkb_minor)) {
printf("ERROR: XKB not supported by X-server!\n");
exit(EXIT_FAILURE);
}
if (!XkbSelectEvents(xkb_dpy, XkbUseCoreKbd, XkbStateNotifyMask, XkbStateNotifyMask)) {
printf("Could not grab Key!\n");
exit(EXIT_FAILURE);
}
xkb_io = malloc(sizeof(ev_io));
ev_io_init(xkb_io, &xkb_io_cb, ConnectionNumber(xkb_dpy), EV_READ);
ev_io_start(main_loop, xkb_io);
XFlush(xkb_dpy);
}
/* The varios Watchers to communicate with xcb */
xcb_io = malloc(sizeof(ev_io));
xcb_prep = malloc(sizeof(ev_prepare));
@ -250,14 +408,6 @@ void init_xcb(char *fontname) {
/* Now we get the atoms and save them in a nice data-structure */
get_atoms();
xcb_generic_error_t *err = xcb_request_check(xcb_connection,
open_font_cookie);
if (err != NULL) {
printf("ERROR: Could not open font! XCB-Error-Code: %d\n", err->error_code);
exit(EXIT_FAILURE);
}
/* Now we calculate the font-height */
xcb_list_fonts_with_info_reply_t *reply;
reply = xcb_list_fonts_with_info_reply(xcb_connection,
@ -331,8 +481,9 @@ void destroy_window(i3_output *output) {
*/
void reconfig_windows() {
uint32_t mask;
uint32_t values[4];
uint32_t values[5];
xcb_void_cookie_t cookie;
xcb_generic_error_t *err;
i3_output *walk;
@ -348,77 +499,63 @@ void reconfig_windows() {
printf("Creating Window for output %s\n", walk->name);
walk->bar = xcb_generate_id(xcb_connection);
walk->buffer = xcb_generate_id(xcb_connection);
mask = XCB_CW_BACK_PIXEL | XCB_CW_EVENT_MASK;
mask = XCB_CW_BACK_PIXEL | XCB_CW_OVERRIDE_REDIRECT | XCB_CW_EVENT_MASK;
/* Black background */
values[0] = xcb_screens->black_pixel;
/* If hide_on_modifier is set, i3 is not supposed to manage our bar-windows */
values[1] = config.hide_on_modifier;
/* The events we want to receive */
values[1] = XCB_EVENT_MASK_EXPOSURE |
values[2] = XCB_EVENT_MASK_EXPOSURE |
XCB_EVENT_MASK_BUTTON_PRESS;
xcb_void_cookie_t win_cookie = xcb_create_window_checked(xcb_connection,
xcb_screens->root_depth,
walk->bar,
xcb_root,
walk->rect.x, walk->rect.y,
walk->rect.w, font_height + 6,
1,
XCB_WINDOW_CLASS_INPUT_OUTPUT,
xcb_screens->root_visual,
mask,
values);
xcb_void_cookie_t pm_cookie = xcb_create_pixmap_checked(xcb_connection,
xcb_screens->root_depth,
walk->buffer,
walk->bar,
walk->rect.w,
walk->rect.h);
cookie = xcb_create_window_checked(xcb_connection,
xcb_screens->root_depth,
walk->bar,
xcb_root,
walk->rect.x, walk->rect.y,
walk->rect.w, font_height + 6,
1,
XCB_WINDOW_CLASS_INPUT_OUTPUT,
xcb_screens->root_visual,
mask,
values);
if ((err = xcb_request_check(xcb_connection, cookie)) != NULL) {
printf("ERROR: Could not create Window. XCB-errorcode: %d\n", err->error_code);
exit(EXIT_FAILURE);
}
/* We want dock-windows (for now) */
xcb_void_cookie_t prop_cookie = xcb_change_property(xcb_connection,
XCB_PROP_MODE_REPLACE,
walk->bar,
atoms[_NET_WM_WINDOW_TYPE],
atoms[ATOM],
32,
1,
(unsigned char*) &atoms[_NET_WM_WINDOW_TYPE_DOCK]);
xcb_change_property(xcb_connection,
XCB_PROP_MODE_REPLACE,
walk->bar,
atoms[_NET_WM_WINDOW_TYPE],
atoms[ATOM],
32,
1,
(unsigned char*) &atoms[_NET_WM_WINDOW_TYPE_DOCK]);
if ((err = xcb_request_check(xcb_connection, cookie)) != NULL) {
printf("ERROR: Could not set dock mode. XCB-errorcode: %d\n", err->error_code);
exit(EXIT_FAILURE);
}
/* We also want a graphics-context (the "canvas" on which we draw) */
walk->bargc = xcb_generate_id(xcb_connection);
mask = XCB_GC_FONT;
values[0] = xcb_font;
xcb_void_cookie_t gc_cookie = xcb_create_gc_checked(xcb_connection,
walk->bargc,
walk->bar,
mask,
values);
cookie = xcb_create_gc_checked(xcb_connection,
walk->bargc,
walk->bar,
mask,
values);
/* We finally map the bar (display it on screen) */
xcb_void_cookie_t map_cookie = xcb_map_window_checked(xcb_connection, walk->bar);
if ((err = xcb_request_check(xcb_connection, win_cookie)) != NULL) {
printf("ERROR: Could not create Window. XCB-errorcode: %d\n", err->error_code);
exit(EXIT_FAILURE);
}
if ((err = xcb_request_check(xcb_connection, pm_cookie)) != NULL) {
printf("ERROR: Could not create Pixmap. XCB-errorcode: %d\n", err->error_code);
exit(EXIT_FAILURE);
}
if ((err = xcb_request_check(xcb_connection, prop_cookie)) != NULL) {
printf("ERROR: Could not set dock mode. XCB-errorcode: %d\n", err->error_code);
exit(EXIT_FAILURE);
}
if ((err = xcb_request_check(xcb_connection, gc_cookie)) != NULL) {
if ((err = xcb_request_check(xcb_connection, cookie)) != NULL) {
printf("ERROR: Could not create graphical context. XCB-errorcode: %d\n", err->error_code);
exit(EXIT_FAILURE);
}
if ((err = xcb_request_check(xcb_connection, map_cookie)) != NULL) {
/* We finally map the bar (display it on screen) */
cookie = xcb_map_window_checked(xcb_connection, walk->bar);
if ((err = xcb_request_check(xcb_connection, cookie)) != NULL) {
printf("ERROR: Could not map window. XCB-errorcode: %d\n", err->error_code);
exit(EXIT_FAILURE);
}
@ -427,37 +564,24 @@ void reconfig_windows() {
mask = XCB_CONFIG_WINDOW_X |
XCB_CONFIG_WINDOW_Y |
XCB_CONFIG_WINDOW_WIDTH |
XCB_CONFIG_WINDOW_HEIGHT;
XCB_CONFIG_WINDOW_HEIGHT |
XCB_CONFIG_WINDOW_STACK_MODE;
values[0] = walk->rect.x;
values[1] = walk->rect.y + walk->rect.h - font_height - 6;
values[2] = walk->rect.w;
values[3] = font_height + 6;
values[4] = XCB_STACK_MODE_ABOVE;
printf("Reconfiguring Window for output %s to %d,%d\n", walk->name, values[0], values[1]);
xcb_void_cookie_t cfg_cookie = xcb_configure_window_checked(xcb_connection,
walk->bar,
mask,
values);
cookie = xcb_configure_window_checked(xcb_connection,
walk->bar,
mask,
values);
xcb_free_pixmap(xcb_connection, walk->buffer);
walk->buffer = xcb_generate_id(xcb_connection);
xcb_void_cookie_t pm_cookie = xcb_create_pixmap_checked(xcb_connection,
xcb_screens->root_depth,
walk->buffer,
walk->bar,
walk->rect.w,
walk->rect.h);
if ((err = xcb_request_check(xcb_connection, cfg_cookie)) != NULL) {
if ((err = xcb_request_check(xcb_connection, cookie)) != NULL) {
printf("ERROR: Could not reconfigure window. XCB-errorcode: %d\n", err->error_code);
exit(EXIT_FAILURE);
}
if ((err = xcb_request_check(xcb_connection, pm_cookie)) != NULL) {
printf("ERROR: Could not create Pixmap. XCB-errorcode: %d\n", err->error_code);
exit(EXIT_FAILURE);
}
}
}
}
}
@ -484,7 +608,7 @@ void draw_bars() {
&color);
xcb_rectangle_t rect = { 0, 0, outputs_walk->rect.w, font_height + 6 };
xcb_poly_fill_rectangle(xcb_connection,
outputs_walk->buffer,
outputs_walk->bar,
outputs_walk->bargc,
1,
&rect);
@ -506,7 +630,7 @@ void draw_bars() {
xcb_void_cookie_t cookie;
cookie = xcb_image_text_16(xcb_connection,
glyph_count,
outputs_walk->buffer,
outputs_walk->bar,
outputs_walk->bargc,
outputs_walk->rect.w - get_string_width(text, glyph_count) - 4,
font_height + 1,
@ -528,6 +652,8 @@ void draw_bars() {
if (ws_walk->urgent) {
printf("WS %s is urgent!\n", ws_walk->name);
color = get_colorpixel("002400");
/* The urgent-hint should get noticed, so we unhide the bars shortly */
unhide_bars();
}
xcb_change_gc(xcb_connection,
outputs_walk->bargc,
@ -539,7 +665,7 @@ void draw_bars() {
&color);
xcb_rectangle_t rect = { i + 1, 1, ws_walk->name_width + 8, font_height + 4 };
xcb_poly_fill_rectangle(xcb_connection,
outputs_walk->buffer,
outputs_walk->bar,
outputs_walk->bargc,
1,
&rect);
@ -550,41 +676,13 @@ void draw_bars() {
&color);
xcb_image_text_16(xcb_connection,
ws_walk->name_glyphs,
outputs_walk->buffer,
outputs_walk->bar,
outputs_walk->bargc,
i + 5, font_height + 1,
ws_walk->ucs2_name);
i += 10 + ws_walk->name_width;
}
xcb_copy_area(xcb_connection,
outputs_walk->buffer,
outputs_walk->bar,
outputs_walk->bargc,
0, 0,
0, 0,
outputs_walk->rect.w,
outputs_walk->rect.h);
i = 0;
}
}
/*
* Redraw the bars, i.e. simply copy the buffer to the barwindow
*
*/
void redraw_bars() {
i3_output *outputs_walk;
SLIST_FOREACH(outputs_walk, outputs, slist) {
xcb_copy_area(xcb_connection,
outputs_walk->buffer,
outputs_walk->bar,
outputs_walk->bargc,
0, 0,
0, 0,
outputs_walk->rect.w,
outputs_walk->rect.h);
xcb_flush(xcb_connection);
}
}