mirror of https://github.com/0intro/wmii
728 lines
19 KiB
C
728 lines
19 KiB
C
/*
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* (C)opyright MMIV-MMVI Anselm R. Garbe <garbeam at gmail dot com>
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* See LICENSE file for license details.
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*/
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#include <ctype.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <sys/wait.h>
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#include <time.h>
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#include <X11/Xlib.h>
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#include <X11/Xatom.h>
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#include <X11/cursorfont.h>
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#include <X11/Xproto.h>
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#include <X11/Xutil.h>
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#include <X11/keysym.h>
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#include "wmii.h"
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/* array indexes for file pointers */
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typedef enum {
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M_CTL,
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M_GEOMETRY,
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M_PRE_COMMAND,
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M_COMMAND,
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M_HISTORY,
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M_LOOKUP,
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M_FONT,
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M_SEL_BG_COLOR,
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M_SEL_TEXT_COLOR,
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M_SEL_BORDER_COLOR,
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M_NORM_BG_COLOR,
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M_NORM_TEXT_COLOR,
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M_NORM_BORDER_COLOR,
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M_LAST
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} InputIndexes;
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enum {
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OFF_NEXT, OFF_PREV, OFF_CURR, OFF_LAST
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};
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typedef struct Item Item;
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struct Item {
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File *file;
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Item *next;
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Item *prev;
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};
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static IXPServer *ixps = 0;
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static Display *dpy;
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static GC gc;
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static Window win;
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static XRectangle rect;
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static XRectangle mrect;
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static int screen_num;
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static char *sockfile = 0;
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static File *files[M_LAST];
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static size_t nitems = 0;
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static Item *sel = nil;
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static Item *items = nil;
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static Item *selhist = nil;
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static Item *history = nil;
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static Item *offset[OFF_LAST];
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static unsigned int cmdw = 0;
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static Pixmap pmap;
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static const int seek = 30; /* 30px */
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static XFontStruct *font;
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static Align align = SOUTH;
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static void check_event(Connection * c);
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static void draw_menu(void);
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static void handle_kpress(XKeyEvent * e);
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static void set_text(char *text);
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static void quit(void *obj, char *arg);
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static void display(void *obj, char *arg);
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static size_t update_items(char *prefix);
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static Action acttbl[2] = {
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{"quit", quit},
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{"display", display}
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};
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static char *version[] = {
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"wmiimenu - window manager improved menu - " VERSION "\n"
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" (C)opyright MMIV-MMVI Anselm R. Garbe\n", 0
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};
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static void
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usage()
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{
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fprintf(stderr, "%s",
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"usage: wmiimenu [-s <socket file>] [-r] [-v]\n"
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" -s socket file (default: /tmp/.ixp-$USER/wmiimenu-%s-%s)\n"
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" -v version info\n");
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exit(1);
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}
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static void
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add_history(char *cmd)
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{
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Item *h, *new;
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char buf[MAX_BUF];
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snprintf(buf, MAX_BUF, "/history/%ld", (long) time(0));
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new = cext_emallocz(sizeof(Item));
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new->file = wmii_create_ixpfile(ixps, buf, cmd);
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for(h = history; h && h->next; h = h->next);
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if(!h)
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history = new;
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else {
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h->next = new;
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new->prev = h;
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}
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selhist = new;
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}
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static void
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exec_item(char *cmd)
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{
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char *rc = cmd;
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if(!cmd || cmd[0] == 0)
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return;
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if(sel && sel->file->size)
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rc = cmd = sel->file->content;
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add_history(cmd);
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if(files[M_PRE_COMMAND]->content) {
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size_t len = strlen(cmd) + files[M_PRE_COMMAND]->size + 2;
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rc = cext_emallocz(len);
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snprintf(rc, len, "%s %s", (char *) files[M_PRE_COMMAND]->content,
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cmd);
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}
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/* fallback */
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wmii_spawn(dpy, rc);
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/* cleanup */
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if(files[M_PRE_COMMAND]->content)
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free(rc);
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}
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static void
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quit(void *obj, char *arg)
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{
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ixps->runlevel = SHUTDOWN;
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}
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static void
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show()
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{
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set_text(0);
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XMapRaised(dpy, win);
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XSync(dpy, False);
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update_items(files[M_COMMAND]->content);
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draw_menu();
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while(XGrabKeyboard
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(dpy, RootWindow(dpy, screen_num), True, GrabModeAsync,
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GrabModeAsync, CurrentTime) != GrabSuccess)
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usleep(1000);
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}
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static void
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hide()
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{
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XUngrabKeyboard(dpy, CurrentTime);
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XUnmapWindow(dpy, win);
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XSync(dpy, False);
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}
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static void
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display(void *obj, char *arg)
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{
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if(!arg)
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return;
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if(blitz_strtonum(arg, 0, 1))
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show();
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else
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hide();
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check_event(0);
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}
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void
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set_text(char *text)
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{
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if(files[M_COMMAND]->content) {
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free(files[M_COMMAND]->content);
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files[M_COMMAND]->content = 0;
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files[M_COMMAND]->size = 0;
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}
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if(text && strlen(text)) {
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files[M_COMMAND]->content = strdup(text);
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files[M_COMMAND]->size = strlen(text);
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}
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}
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static void
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update_offsets()
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{
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Item *i;
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unsigned int w = cmdw + 2 * seek;
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if(!items)
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return;
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/* calc next offset */
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for(i = offset[OFF_CURR]; i; i = i->next) {
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w += XTextWidth(font, i->file->content,
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strlen(i->file->content)) + mrect.height;
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if(w > mrect.width)
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break;
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}
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offset[OFF_NEXT] = i;
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w = cmdw + 2 * seek;
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for(i = offset[OFF_CURR]->prev; i && i->prev; i = i->prev) {
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w += XTextWidth(font, i->file->content,
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strlen(i->file->content)) + mrect.height;
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if(w > mrect.width)
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break;
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}
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offset[OFF_PREV] = i;
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}
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static size_t
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update_items(char *pattern)
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{
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size_t plen = pattern ? strlen(pattern) : 0, len, max = 0;
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int matched = pattern ? plen == 0 : 1;
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File *f, *p, *maxitem;
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Item *i, *new;
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if(!files[M_LOOKUP]->content)
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return 0;
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f = ixp_walk(ixps, files[M_LOOKUP]->content);
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if(!f || !is_directory(f))
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return 0;
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cmdw = 0;
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offset[OFF_CURR] = offset[OFF_PREV] = offset[OFF_NEXT] = nil;
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while((i = items)) {
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items = items->next;
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free(i);
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}
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sel = items = nil;
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nitems = 0;
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/* build new items */
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for(p = f->content; p; p = p->next) {
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len = strlen(p->name);
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if(max < len) {
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maxitem = p;
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max = len;
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}
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}
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if(maxitem)
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cmdw = XTextWidth(font, maxitem->name, max) + mrect.height;
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for(p = f->content; p; p = p->next) {
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if(matched || !strncmp(pattern, p->name, plen)) {
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new = cext_emallocz(sizeof(Item));
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new->file = p;
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nitems++;
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if(!items)
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offset[OFF_CURR] = sel = items = i = new;
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else {
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i->next = new;
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new->prev = i;
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i = new;
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}
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p->parent = 0; /* HACK to prevent doubled items */
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}
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}
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for(p = f->content; p; p = p->next) {
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if(p->parent && strstr(p->name, pattern)) {
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new = cext_emallocz(sizeof(Item));
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new->file = p;
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nitems++;
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if(!items)
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offset[OFF_CURR] = sel = items = i = new;
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else {
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i->next = new;
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new->prev = i;
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i = new;
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}
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} else
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p->parent = f; /* restore HACK */
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}
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update_offsets();
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return nitems;
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}
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/* creates draw structs for menu mode drawing */
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static void
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draw_menu()
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{
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Draw d = { 0 };
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unsigned int offx = 0;
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Item *i = sel;
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d.gc = gc;
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d.font = font;
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d.drawable = pmap;
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d.rect = mrect;
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d.rect.x = 0;
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d.rect.y = 0;
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d.bg =
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blitz_loadcolor(dpy, screen_num, files[M_NORM_BG_COLOR]->content);
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d.border =
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blitz_loadcolor(dpy, screen_num,
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files[M_NORM_BORDER_COLOR]->content);
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blitz_drawlabelnoborder(dpy, &d);
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/* print command */
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d.align = WEST;
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d.font = font;
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d.fg =
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blitz_loadcolor(dpy, screen_num,
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files[M_NORM_TEXT_COLOR]->content);
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d.data = files[M_COMMAND]->content;
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if(cmdw && sel)
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d.rect.width = cmdw;
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offx += d.rect.width;
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blitz_drawlabelnoborder(dpy, &d);
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d.align = CENTER;
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if(sel) {
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d.bg =
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blitz_loadcolor(dpy, screen_num,
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files[M_NORM_BG_COLOR]->content);
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d.fg =
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blitz_loadcolor(dpy, screen_num,
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files[M_NORM_TEXT_COLOR]->content);
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d.data = offset[OFF_PREV] ? "<" : nil;
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d.rect.x = offx;
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d.rect.width = seek;
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offx += d.rect.width;
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blitz_drawlabelnoborder(dpy, &d);
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/* determine maximum items */
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for(i = offset[OFF_CURR]; i && i != offset[OFF_NEXT]; i = i->next) {
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d.data = i->file->name;
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d.rect.x = offx;
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d.rect.width =
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XTextWidth(d.font, d.data, strlen(d.data)) + mrect.height;
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offx += d.rect.width;
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/*fprintf(stderr, "%s (%d, %d, %d, %d)\n", item->name, d.rect.x, d.rect.y, d.rect.width, d.rect.height); */
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if(sel == i) {
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d.bg =
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blitz_loadcolor(dpy, screen_num,
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files[M_SEL_BG_COLOR]->content);
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d.fg =
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blitz_loadcolor(dpy, screen_num,
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files[M_SEL_TEXT_COLOR]->content);
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d.border =
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blitz_loadcolor(dpy, screen_num,
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files[M_SEL_BORDER_COLOR]->content);
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blitz_drawlabel(dpy, &d);
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} else {
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d.bg =
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blitz_loadcolor(dpy, screen_num,
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files[M_NORM_BG_COLOR]->content);
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d.fg =
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blitz_loadcolor(dpy, screen_num,
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files[M_NORM_TEXT_COLOR]->content);
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d.border =
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blitz_loadcolor(dpy, screen_num,
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files[M_NORM_BORDER_COLOR]->content);
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blitz_drawlabelnoborder(dpy, &d);
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}
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}
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d.bg =
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blitz_loadcolor(dpy, screen_num,
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files[M_NORM_BG_COLOR]->content);
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d.fg =
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blitz_loadcolor(dpy, screen_num,
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files[M_NORM_TEXT_COLOR]->content);
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d.data = offset[OFF_NEXT] ? ">" : nil;
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d.rect.x = mrect.width - seek;
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d.rect.width = seek;
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blitz_drawlabelnoborder(dpy, &d);
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}
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XCopyArea(dpy, pmap, win, gc, 0, 0, mrect.width, mrect.height, 0, 0);
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XSync(dpy, False);
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}
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static void
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handle_kpress(XKeyEvent * e)
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{
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KeySym ksym;
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char buf[32];
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int num;
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static char text[4096];
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size_t len = 0;
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text[0] = 0;
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if(files[M_COMMAND]->content) {
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cext_strlcpy(text, files[M_COMMAND]->content, sizeof(text));
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len = strlen(text);
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}
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buf[0] = 0;
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num = XLookupString(e, buf, sizeof(buf), &ksym, 0);
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if(IsFunctionKey(ksym) || IsKeypadKey(ksym)
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|| IsMiscFunctionKey(ksym) || IsPFKey(ksym)
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|| IsPrivateKeypadKey(ksym))
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return;
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/* first check if a control mask is omitted */
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if(e->state & ShiftMask) {
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if(ksym == XK_ISO_Left_Tab)
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ksym = XK_Left;
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} else if(e->state & ControlMask) {
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switch (ksym) {
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case XK_E:
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case XK_e:
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ksym = XK_End;
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break;
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case XK_H:
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case XK_h:
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ksym = XK_BackSpace;
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break;
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case XK_J:
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case XK_j:
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ksym = XK_Return;
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break;
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case XK_U:
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case XK_u:
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set_text(0);
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update_items(0);
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draw_menu();
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return;
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break;
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default: /* ignore other control sequences */
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return;
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break;
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}
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}
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switch (ksym) {
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case XK_Left:
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if(!sel)
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return;
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if(sel->prev) {
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sel = sel->prev;
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} else
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return;
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break;
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case XK_Tab:
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if(!sel)
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return;
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set_text(sel->file->name);
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update_items(files[M_COMMAND]->content);
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break;
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case XK_Right:
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if(!sel)
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return;
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if(sel->next) {
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sel = sel->next;
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} else
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return;
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break;
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case XK_Down:
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if(selhist) {
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set_text(selhist->file->content);
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if(selhist->next)
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selhist = selhist->next;
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}
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update_items(files[M_COMMAND]->content);
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break;
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case XK_Up:
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if(selhist) {
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set_text(selhist->file->content);
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if(selhist->prev)
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selhist = selhist->prev;
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}
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update_items(files[M_COMMAND]->content);
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break;
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case XK_Return:
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if(sel)
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exec_item(sel->file->name);
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else if(text)
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exec_item(text);
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case XK_Escape:
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hide();
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break;
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case XK_BackSpace:
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if(len) {
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size_t i = len;
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if(i) {
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int prev_nitems;
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do
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text[--i] = 0;
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while((prev_nitems = nitems) && i && prev_nitems == update_items(text));
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}
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set_text(text);
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update_items(files[M_COMMAND]->content);
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}
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break;
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default:
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if((num == 1) && !iscntrl((int) buf[0])) {
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buf[num] = 0;
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if(len > 0)
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cext_strlcat(text, buf, sizeof(text));
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else
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cext_strlcpy(text, buf, sizeof(text));
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set_text(text);
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update_items(files[M_COMMAND]->content);
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}
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}
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if(sel) {
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if(sel == offset[OFF_CURR]->prev) {
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offset[OFF_CURR] = offset[OFF_PREV];
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update_offsets();
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} else if(sel == offset[OFF_NEXT]) {
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offset[OFF_CURR] = offset[OFF_NEXT];
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update_offsets();
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}
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}
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draw_menu();
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}
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static void
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check_event(Connection * c)
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{
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XEvent ev;
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while(XPending(dpy)) {
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XNextEvent(dpy, &ev);
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switch (ev.type) {
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case KeyPress:
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handle_kpress(&ev.xkey);
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break;
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case Expose:
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if(ev.xexpose.count == 0) {
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draw_menu();
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}
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break;
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default:
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break;
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}
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}
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}
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static void
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update_geometry()
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{
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mrect = rect;
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mrect.height = font->ascent + font->descent + 4;
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if(align == SOUTH)
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mrect.y = rect.height - mrect.height;
|
|
XMoveResizeWindow(dpy, win, mrect.x, mrect.y, mrect.width,
|
|
mrect.height);
|
|
XSync(dpy, False);
|
|
XFreePixmap(dpy, pmap);
|
|
pmap =
|
|
XCreatePixmap(dpy, win, mrect.width, mrect.height,
|
|
DefaultDepth(dpy, screen_num));
|
|
XSync(dpy, False);
|
|
}
|
|
|
|
static void
|
|
handle_after_write(IXPServer * s, File * f)
|
|
{
|
|
int i;
|
|
size_t len;
|
|
|
|
if(files[M_CTL] == f) {
|
|
for(i = 0; i < 2; i++) {
|
|
len = strlen(acttbl[i].name);
|
|
if(!strncmp(acttbl[i].name, (char *) f->content, len)) {
|
|
if(strlen(f->content) > len) {
|
|
acttbl[i].func(0, &((char *) f->content)[len + 1]);
|
|
} else {
|
|
acttbl[i].func(0, 0);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
} else if(files[M_GEOMETRY] == f) {
|
|
if(f->content) {
|
|
if(!strncmp(f->content, "south", 6))
|
|
align = SOUTH;
|
|
else if(!strncmp(f->content, "north", 6))
|
|
align = NORTH;
|
|
update_geometry();
|
|
draw_menu();
|
|
}
|
|
} else if(files[M_FONT] == f) {
|
|
XFreeFont(dpy, font);
|
|
font = blitz_getfont(dpy, files[M_FONT]->content);
|
|
update_geometry();
|
|
draw_menu();
|
|
} else if(files[M_COMMAND] == f) {
|
|
update_items(files[M_COMMAND]->content);
|
|
draw_menu();
|
|
}
|
|
check_event(0);
|
|
}
|
|
|
|
static void
|
|
handle_before_read(IXPServer * s, File * f)
|
|
{
|
|
char buf[64];
|
|
if(f != files[M_GEOMETRY])
|
|
return;
|
|
snprintf(buf, sizeof(buf), "%d %d %d %d", mrect.x, mrect.y,
|
|
mrect.width, mrect.height);
|
|
if(f->content)
|
|
free(f->content);
|
|
f->content = strdup(buf);
|
|
f->size = strlen(buf);
|
|
}
|
|
|
|
int
|
|
main(int argc, char *argv[])
|
|
{
|
|
int i;
|
|
XSetWindowAttributes wa;
|
|
XGCValues gcv;
|
|
|
|
/* command line args */
|
|
for(i = 1; (i < argc) && (argv[i][0] == '-'); i++) {
|
|
switch (argv[i][1]) {
|
|
case 'v':
|
|
fprintf(stdout, "%s", version[0]);
|
|
exit(0);
|
|
break;
|
|
case 's':
|
|
if(i + 1 < argc)
|
|
sockfile = argv[++i];
|
|
else
|
|
usage();
|
|
break;
|
|
default:
|
|
usage();
|
|
break;
|
|
}
|
|
}
|
|
|
|
dpy = XOpenDisplay(0);
|
|
if(!dpy) {
|
|
fprintf(stderr, "%s", "wmiimenu: cannot open display\n");
|
|
exit(1);
|
|
}
|
|
screen_num = DefaultScreen(dpy);
|
|
|
|
ixps = wmii_setup_server(sockfile);
|
|
|
|
/* init */
|
|
if(!(files[M_CTL] = ixp_create(ixps, "/ctl"))) {
|
|
perror("wmiimenu: cannot connect IXP server");
|
|
exit(1);
|
|
}
|
|
files[M_CTL]->after_write = handle_after_write;
|
|
files[M_GEOMETRY] = ixp_create(ixps, "/geometry");
|
|
files[M_GEOMETRY]->before_read = handle_before_read;
|
|
files[M_GEOMETRY]->after_write = handle_after_write;
|
|
files[M_PRE_COMMAND] = ixp_create(ixps, "/precmd");
|
|
files[M_COMMAND] = ixp_create(ixps, "/cmd");
|
|
files[M_COMMAND]->after_write = handle_after_write;
|
|
files[M_HISTORY] = ixp_create(ixps, "/history");
|
|
add_history("");
|
|
files[M_LOOKUP] = ixp_create(ixps, "/lookup");
|
|
files[M_FONT] = wmii_create_ixpfile(ixps, "/font", BLITZ_FONT);
|
|
files[M_FONT]->after_write = handle_after_write;
|
|
font = blitz_getfont(dpy, files[M_FONT]->content);
|
|
files[M_SEL_BG_COLOR] =
|
|
wmii_create_ixpfile(ixps, "/sstyle/bgcolor", BLITZ_SEL_BG_COLOR);
|
|
files[M_SEL_TEXT_COLOR] =
|
|
wmii_create_ixpfile(ixps, "/sstyle/fgcolor", BLITZ_SEL_FG_COLOR);
|
|
files[M_SEL_BORDER_COLOR] =
|
|
wmii_create_ixpfile(ixps, "/sstyle/bordercolor",
|
|
BLITZ_SEL_BORDER_COLOR);
|
|
files[M_NORM_BG_COLOR] =
|
|
wmii_create_ixpfile(ixps, "/nstyle/bgcolor", BLITZ_NORM_BG_COLOR);
|
|
files[M_NORM_TEXT_COLOR] =
|
|
wmii_create_ixpfile(ixps, "/nstyle/fgcolor", BLITZ_NORM_FG_COLOR);
|
|
files[M_NORM_BORDER_COLOR] =
|
|
wmii_create_ixpfile(ixps, "/nstyle/bordercolor",
|
|
BLITZ_NORM_BORDER_COLOR);
|
|
|
|
wa.override_redirect = 1;
|
|
wa.background_pixmap = ParentRelative;
|
|
wa.event_mask = ExposureMask | ButtonPressMask | KeyPressMask
|
|
| SubstructureRedirectMask | SubstructureNotifyMask;
|
|
|
|
rect.x = rect.y = 0;
|
|
rect.width = DisplayWidth(dpy, screen_num);
|
|
rect.height = DisplayHeight(dpy, screen_num);
|
|
mrect = rect;
|
|
mrect.height = font->ascent + font->descent + 4;
|
|
mrect.y = rect.height - mrect.height;
|
|
|
|
win = XCreateWindow(dpy, RootWindow(dpy, screen_num), mrect.x, mrect.y,
|
|
mrect.width, mrect.height, 0, DefaultDepth(dpy,
|
|
screen_num),
|
|
CopyFromParent, DefaultVisual(dpy, screen_num),
|
|
CWOverrideRedirect | CWBackPixmap | CWEventMask,
|
|
&wa);
|
|
XDefineCursor(dpy, win, XCreateFontCursor(dpy, XC_xterm));
|
|
XSync(dpy, False);
|
|
|
|
/* window pixmap */
|
|
gcv.function = GXcopy;
|
|
gcv.graphics_exposures = False;
|
|
|
|
gc = XCreateGC(dpy, win, 0, 0);
|
|
pmap =
|
|
XCreatePixmap(dpy, win, mrect.width, mrect.height,
|
|
DefaultDepth(dpy, screen_num));
|
|
|
|
/* main event loop */
|
|
run_server_with_fd_support(ixps, ConnectionNumber(dpy), check_event,
|
|
0);
|
|
deinit_server(ixps);
|
|
XFreePixmap(dpy, pmap);
|
|
XFreeGC(dpy, gc);
|
|
XCloseDisplay(dpy);
|
|
|
|
return 0;
|
|
}
|