diff options
Diffstat (limited to 'src/keyevents.c')
| -rw-r--r-- | src/keyevents.c | 1172 |
1 files changed, 770 insertions, 402 deletions
diff --git a/src/keyevents.c b/src/keyevents.c index 376a33a..2f9b1d6 100644 --- a/src/keyevents.c +++ b/src/keyevents.c @@ -1,6 +1,7 @@ /* keyevents.c Copyright (C) 1999-2003 Tom Gilbert. +Copyright (C) 2010-2020 Birte Kristina Friesel. Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to @@ -28,414 +29,781 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. #include "filelist.h" #include "winwidget.h" #include "options.h" +#include <termios.h> -void -feh_event_invoke_action(winwidget winwid, char *action) +struct __fehkey keys[EVENT_LIST_END]; +struct termios old_term_settings; +unsigned char control_via_stdin = 0; + +void setup_stdin(void) { + struct termios ctrl; + + control_via_stdin = 1; + + if (tcgetattr(STDIN_FILENO, &old_term_settings) == -1) + eprintf("tcgetattr failed"); + if (tcgetattr(STDIN_FILENO, &ctrl) == -1) + eprintf("tcgetattr failed"); + + ctrl.c_iflag &= ~(PARMRK | ISTRIP + | INLCR | IGNCR | IXON); + ctrl.c_lflag &= ~(ECHO | ICANON | IEXTEN); + ctrl.c_cflag &= ~(CSIZE | PARENB); + ctrl.c_cflag |= CS8; + + if (tcsetattr(STDIN_FILENO, TCSANOW, &ctrl) == -1) + eprintf("tcsetattr failed"); +} + +void restore_stdin(void) { + if (tcsetattr(STDIN_FILENO, TCSANOW, &old_term_settings) == -1) + eprintf("tcsetattr failed"); +} + +static void feh_set_kb(char *name, unsigned int s0, unsigned int y0, + unsigned int s1, unsigned int y1, unsigned int s2, unsigned int y2) { + static int key_index = 0; + fehkey *key = &keys[key_index]; + key->keystates[0] = s0; + key->keystates[1] = s1; + key->keystates[2] = s2; + key->keysyms[0] = y0; + key->keysyms[1] = y1; + key->keysyms[2] = y2; + key->state = 0; + key->button = 0; + key->name = name; + key_index++; +} + +static inline int ignore_space(int keysym) { + /* + * Passing values which do not fit inside a signed 8bit char to isprint, + * isspace and the likes is undefined behaviour... which glibc (for some + * values) implements as a segmentation fault. So let's not do that. + */ + return ((keysym <= 127) && (keysym >= -128) && isprint(keysym) && !isspace(keysym)); +} + +static void feh_set_parse_kb_partial(fehkey *key, int index, char *ks) { + char *cur = ks; + int mod = 0; + + if (!*ks) { + key->keysyms[index] = 0; + return; + } + + while (cur[1] == '-') { + switch (cur[0]) { + case 'C': + mod |= ControlMask; + break; + case 'S': + mod |= ShiftMask; + break; + case '1': + mod |= Mod1Mask; + break; + case '4': + mod |= Mod4Mask; + break; + default: + weprintf("keys: invalid modifier %c in \"%s\"", cur[0], ks); + break; + } + cur += 2; + } + + key->keysyms[index] = XStringToKeysym(cur); + if (ignore_space(key->keysyms[index])) + mod &= ~ShiftMask; + key->keystates[index] = mod; + + if (key->keysyms[index] == NoSymbol) + weprintf("keys: Invalid keysym: %s", cur); +} + +void init_keyevents(void) { + char *home = NULL; + char *confhome = NULL; + char *confpath = NULL; + char line[128]; + char action[32], k1[32], k2[32], k3[32]; + fehkey *cur_kb = NULL; + FILE *conf = NULL; + int read = 0; + + /* + * The feh_set_kb statements must have the same order as the key_action + * enum. + */ + + feh_set_kb("menu_close" , 0, XK_Escape , 0, 0 , 0, 0); + feh_set_kb("menu_parent", 0, XK_Left , 0, 0 , 0, 0); + feh_set_kb("menu_down", 0, XK_Down , 0, 0 , 0, 0); + feh_set_kb("menu_up", 0, XK_Up , 0, 0 , 0, 0); + feh_set_kb("menu_child", 0, XK_Right , 0, 0 , 0, 0); + feh_set_kb("menu_select", 0, XK_Return , 0, XK_space , 0, 0); + feh_set_kb("scroll_left",0, XK_KP_Left , 4, XK_Left , 0, 0); + feh_set_kb("scroll_right", 0,XK_KP_Right , 4, XK_Right , 0, 0); + feh_set_kb("scroll_down",0, XK_KP_Down , 4, XK_Down , 0, 0); + feh_set_kb("scroll_up", 0, XK_KP_Up , 4, XK_Up , 0, 0); + feh_set_kb("scroll_left_page" , 8, XK_Left , 0, 0 , 0, 0); + feh_set_kb("scroll_right_page", 8, XK_Right, 0, 0 , 0, 0); + feh_set_kb("scroll_down_page" , 8, XK_Down , 0, 0 , 0, 0); + feh_set_kb("scroll_up_page" , 8, XK_Up , 0, 0 , 0, 0); + feh_set_kb("prev_img" , 0, XK_Left , 0, XK_p , 0, XK_BackSpace); + feh_set_kb("next_img" , 0, XK_Right , 0, XK_n , 0, XK_space); + feh_set_kb("jump_back" , 0, XK_Page_Up , 0, XK_KP_Page_Up, 0, 0); + feh_set_kb("jump_fwd" , 0, XK_Page_Down , 0, XK_KP_Page_Down,0,0); + feh_set_kb("prev_dir" , 0, XK_bracketleft, 0, 0 , 0, 0); + feh_set_kb("next_dir" , 0, XK_bracketright, 0, 0 , 0, 0); + feh_set_kb("jump_random" ,0, XK_z , 0, 0 , 0, 0); + feh_set_kb("quit" , 0, XK_Escape , 0, XK_q , 0, 0); + feh_set_kb("close" , 0, XK_x , 0, 0 , 0, 0); + feh_set_kb("remove" , 0, XK_Delete , 0, 0 , 0, 0); + feh_set_kb("delete" , 4, XK_Delete , 0, 0 , 0, 0); + feh_set_kb("jump_first" , 0, XK_Home , 0, XK_KP_Home , 0, 0); + feh_set_kb("jump_last" , 0, XK_End , 0, XK_KP_End , 0, 0); + feh_set_kb("action_0" , 0, XK_Return , 0, XK_0 , 0, XK_KP_0); + feh_set_kb("action_1" , 0, XK_1 , 0, XK_KP_1 , 0, 0); + feh_set_kb("action_2" , 0, XK_2 , 0, XK_KP_2 , 0, 0); + feh_set_kb("action_3" , 0, XK_3 , 0, XK_KP_3 , 0, 0); + feh_set_kb("action_4" , 0, XK_4 , 0, XK_KP_4 , 0, 0); + feh_set_kb("action_5" , 0, XK_5 , 0, XK_KP_5 , 0, 0); + feh_set_kb("action_6" , 0, XK_6 , 0, XK_KP_6 , 0, 0); + feh_set_kb("action_7" , 0, XK_7 , 0, XK_KP_7 , 0, 0); + feh_set_kb("action_8" , 0, XK_8 , 0, XK_KP_8 , 0, 0); + feh_set_kb("action_9" , 0, XK_9 , 0, XK_KP_9 , 0, 0); + feh_set_kb("zoom_in" , 0, XK_Up , 0, XK_KP_Add , 0, 0); + feh_set_kb("zoom_out" , 0, XK_Down , 0, XK_KP_Subtract,0, 0); + feh_set_kb("zoom_default" , 0, XK_KP_Multiply, 0, XK_asterisk,0, 0); + feh_set_kb("zoom_fit" , 0, XK_KP_Divide , 0, XK_slash , 0, 0); + feh_set_kb("zoom_fill" , 0, XK_exclam , 0, 0 , 0, 0); + feh_set_kb("size_to_image" , 0, XK_w , 0, 0 , 0, 0); + feh_set_kb("render" , 0, XK_KP_Begin , 0, XK_R , 0, 0); + feh_set_kb("toggle_actions" , 0, XK_a, 0, 0, 0, 0); + feh_set_kb("toggle_aliasing" , 0, XK_A, 0, 0, 0, 0); + feh_set_kb("toggle_auto_zoom" , 0, XK_Z, 0, 0, 0, 0); +#ifdef HAVE_LIBEXIF + feh_set_kb("toggle_exif" , 0, XK_e, 0, 0, 0, 0); +#endif + feh_set_kb("toggle_filenames" , 0, XK_d, 0, 0, 0, 0); + feh_set_kb("toggle_info" , 0, XK_i, 0, 0, 0, 0); + feh_set_kb("toggle_pointer" , 0, XK_o, 0, 0, 0, 0); + feh_set_kb("toggle_caption" , 0, XK_c, 0, 0, 0, 0); + feh_set_kb("toggle_pause" , 0, XK_h, 0, 0, 0, 0); + feh_set_kb("toggle_menu" , 0, XK_m, 0, 0, 0, 0); + feh_set_kb("toggle_fullscreen" , 0, XK_f, 0, 0, 0, 0); + feh_set_kb("reload_image" , 0, XK_r, 0, 0, 0, 0); + feh_set_kb("save_image" , 0, XK_s, 0, 0, 0, 0); + feh_set_kb("save_filelist" , 0, XK_L, 0, 0, 0, 0); + feh_set_kb("orient_1" , 0, XK_greater, 0, 0, 0, 0); + feh_set_kb("orient_3" , 0, XK_less, 0, 0, 0, 0); + feh_set_kb("flip" , 0, XK_underscore, 0, 0, 0, 0); + feh_set_kb("mirror" , 0, XK_bar, 0, 0, 0, 0); + feh_set_kb("reload_minus" , 0, XK_minus, 0, 0, 0, 0); + feh_set_kb("reload_plus" , 0, XK_plus, 0, 0, 0, 0); + feh_set_kb("toggle_keep_vp" , 0, XK_k, 0, 0, 0, 0); + feh_set_kb("toggle_fixed_geometry" , 0, XK_g, 0, 0, 0, 0); + feh_set_kb("pan" , 0, 0, 0, 0, 0, 0); + feh_set_kb("zoom" , 0, 0, 0, 0, 0, 0); + feh_set_kb("blur" , 0, 0, 0, 0, 0, 0); + feh_set_kb("rotate" , 0, 0, 0, 0, 0, 0); + + home = getenv("HOME"); + confhome = getenv("XDG_CONFIG_HOME"); + + if (confhome) + confpath = estrjoin("/", confhome, "feh/keys", NULL); + else if (home) + confpath = estrjoin("/", home, ".config/feh/keys", NULL); + else + return; + + conf = fopen(confpath, "r"); + + free(confpath); + + if (!conf && ((conf = fopen("/etc/feh/keys", "r")) == NULL)) + return; + + while (fgets(line, sizeof(line), conf)) { + *action = '\0'; + *k1 = '\0'; + *k2 = '\0'; + *k3 = '\0'; + cur_kb = NULL; + + read = sscanf(line, "%31s %31s %31s %31s\n", + (char *) &action, (char *) &k1, (char* ) &k2, (char *) &k3); + + if ((read == EOF) || (read == 0) || (line[0] == '#')) + continue; + + cur_kb = feh_str_to_kb(action); + + if (cur_kb) { + feh_set_parse_kb_partial(cur_kb, 0, k1); + feh_set_parse_kb_partial(cur_kb, 1, k2); + feh_set_parse_kb_partial(cur_kb, 2, k3); + } else { + weprintf("keys: Invalid action: %s", action); + } + } + fclose(conf); +} + +static short feh_is_kp(unsigned int key_index, unsigned int state, + unsigned int sym, unsigned int button) { + int i; + + if (sym != NoSymbol) { + for (i = 0; i < 3; i++) { + if ( + (keys[key_index].keysyms[i] == sym) && + (keys[key_index].keystates[i] == state)) + return 1; + else if (keys[key_index].keysyms[i] == 0) + return 0; + } + return 0; + } + if ((keys[key_index].state == state) + && (keys[key_index].button == button)) { + return 1; + } + return 0; +} + +void feh_event_invoke_action(winwidget winwid, unsigned char action) { - D_ENTER(4); - D(4, ("action is '%s'\n", action)); - D(4, ("winwid is '%p'\n", winwid)); - if (action) - { - if (opt.slideshow) - { - feh_action_run(FEH_FILE(winwid->file->data),action); - slideshow_change_image(winwid, SLIDE_NEXT); - } - else if ((winwid->type == WIN_TYPE_SINGLE) - || (winwid->type == WIN_TYPE_THUMBNAIL_VIEWER)) - { - feh_action_run(FEH_FILE(winwid->file->data),action); - winwidget_destroy(winwid); - } - else if (winwid->type == WIN_TYPE_THUMBNAIL) - { - printf("actions from the main thumb window aren't currentl supported!\n"); - printf("For now, open the image to perform the action on it.\n"); - } - } - D_RETURN_(4); + struct stat st; + if (opt.actions[action]) { + if (opt.slideshow) { + feh_action_run(FEH_FILE(winwid->file->data), opt.actions[action], winwid); + + if (opt.hold_actions[action]) + feh_reload_image(winwid, 1, 1); + else if (stat(FEH_FILE(winwid->file->data)->filename, &st) == -1) + feh_filelist_image_remove(winwid, 0); + else + slideshow_change_image(winwid, SLIDE_NEXT, 1); + + } else if ((winwid->type == WIN_TYPE_SINGLE) + || (winwid->type == WIN_TYPE_THUMBNAIL_VIEWER)) { + feh_action_run(FEH_FILE(winwid->file->data), opt.actions[action], winwid); + + if (opt.hold_actions[action]) + feh_reload_image(winwid, 1, 1); + else + winwidget_destroy(winwid); + } else if (winwid->type == WIN_TYPE_THUMBNAIL) { + feh_file *thumbfile; + thumbfile = feh_thumbnail_get_selected_file(); + + if (thumbfile) { + feh_action_run(thumbfile, opt.actions[action], winwid); + + if (!opt.hold_actions[action]) + feh_thumbnail_mark_removed(thumbfile, 0); + } + } + } + return; } -void -feh_event_handle_keypress(XEvent * ev) +void feh_event_handle_stdin(void) { - int len; - char kbuf[20]; - KeySym keysym; - XKeyEvent *kev; - winwidget winwid = NULL; - int curr_screen = 0; - feh_menu_item *selected_item; - feh_menu *selected_menu; - - D_ENTER(4); - - winwid = winwidget_get_from_window(ev->xkey.window); - - /* nuke dupe events, unless we're typing text */ - if (winwid && !winwid->caption_entry) { - while (XCheckTypedWindowEvent(disp, ev->xkey.window, KeyPress, ev)); - } - - kev = (XKeyEvent *) ev; - len = XLookupString(&ev->xkey, (char *) kbuf, sizeof(kbuf), &keysym, NULL); - - /* menus are showing, so this is a menu control keypress */ - if (ev->xbutton.window == menu_cover) { - selected_item = feh_menu_find_selected_r(menu_root, &selected_menu); - switch (keysym) { - case XK_Escape: - feh_menu_hide(menu_root, True); - break; - case XK_Left: - feh_menu_select_parent(selected_menu, selected_item); - break; - case XK_Down: - feh_menu_select_next(selected_menu, selected_item); - break; - case XK_Up: - feh_menu_select_prev(selected_menu, selected_item); - break; - case XK_Right: - feh_menu_select_submenu(selected_menu, selected_item); - break; - case XK_Return: - feh_menu_item_activate(selected_menu, selected_item); - break; - default: - break; - } - if (len <= 0 || len > (int) sizeof(kbuf)) - D_RETURN_(4); - kbuf[len] = '\0'; - - switch (*kbuf) - { - case 'h': - feh_menu_select_parent(selected_menu, selected_item); - break; - case 'j': - feh_menu_select_next(selected_menu, selected_item); - break; - case 'k': - feh_menu_select_prev(selected_menu, selected_item); - break; - case 'l': - feh_menu_select_submenu(selected_menu, selected_item); - break; - case ' ': - feh_menu_item_activate(selected_menu, selected_item); - break; - default: - break; - } - - D_RETURN_(4); - } - - if (winwid == NULL) - D_RETURN_(4); - - if (winwid->caption_entry) { - switch(keysym) { - case XK_Return: - if (kev->state & ControlMask) { - /* insert actual newline */ - ESTRAPPEND(FEH_FILE(winwid->file->data)->caption, "\n"); - winwidget_render_image_cached(winwid); - } else { - /* finish caption entry, write to captions file */ - FILE *fp; - char *caption_filename; - caption_filename = build_caption_filename(FEH_FILE(winwid->file->data)); - winwid->caption_entry = 0; - winwidget_render_image_cached(winwid); - XFreePixmap(disp, winwid->bg_pmap_cache); - winwid->bg_pmap_cache = 0; - fp = fopen(caption_filename, "w"); - if (!fp) { - weprintf("couldn't write to captions file %s:", caption_filename); - D_RETURN_(4); - } - fprintf(fp, "%s", FEH_FILE(winwid->file->data)->caption); - free(caption_filename); - fclose(fp); - } - break; - case XK_Escape: - /* cancel, revert caption */ - winwid->caption_entry = 0; - free(FEH_FILE(winwid->file->data)->caption); - FEH_FILE(winwid->file->data)->caption = NULL; - winwidget_render_image_cached(winwid); - XFreePixmap(disp, winwid->bg_pmap_cache); - winwid->bg_pmap_cache = 0; - break; - case XK_BackSpace: - /* backspace */ - ESTRTRUNC(FEH_FILE(winwid->file->data)->caption, 1); - winwidget_render_image_cached(winwid); - break; - default: - if(isascii(keysym)) { - /* append to caption */ - ESTRAPPEND_CHAR(FEH_FILE(winwid->file->data)->caption, keysym); - winwidget_render_image_cached(winwid); - } - break; - } - D_RETURN_(4); - } - - - switch (keysym) - { - case XK_Left: - if (opt.slideshow) - slideshow_change_image(winwid, SLIDE_PREV); - break; - case XK_Right: - if (opt.slideshow) - slideshow_change_image(winwid, SLIDE_NEXT); - break; - case XK_Page_Up: - if (opt.slideshow) - slideshow_change_image(winwid, SLIDE_JUMP_BACK); - break; - case XK_Escape: - winwidget_destroy_all(); - break; - case XK_Page_Down: - if (opt.slideshow) - slideshow_change_image(winwid, SLIDE_JUMP_FWD); - break; - case XK_Delete: - /* Holding ctrl gets you a filesystem deletion and removal from the * - filelist. Just DEL gets you filelist removal only. */ - if (kev->state & ControlMask) - { - if (winwid->type == WIN_TYPE_THUMBNAIL_VIEWER) - feh_thumbnail_mark_removed(FEH_FILE(winwid->file->data), 1); - feh_filelist_image_remove(winwid, 1); - } - else - { - if (winwid->type == WIN_TYPE_THUMBNAIL_VIEWER) - feh_thumbnail_mark_removed(FEH_FILE(winwid->file->data), 0); - feh_filelist_image_remove(winwid, 0); - } - break; - case XK_Home: - case XK_KP_Home: - if (opt.slideshow) - slideshow_change_image(winwid, SLIDE_FIRST); - break; - case XK_End: - case XK_KP_End: - if (opt.slideshow) - slideshow_change_image(winwid, SLIDE_LAST); - break; - case XK_Tab: - if (opt.draw_actions) - { - opt.draw_actions = 0; - winwidget_rerender_all(0, 1); - } + char stdin_buf[2]; + static char is_esc = 0; + KeySym keysym = NoSymbol; + if (read(STDIN_FILENO, &stdin_buf, 1) <= 0) { + control_via_stdin = 0; + if (isatty(STDIN_FILENO) && getpgrp() == (tcgetpgrp(STDIN_FILENO))) { + weprintf("reading a command from stdin failed - disabling control via stdin"); + restore_stdin(); + } + return; + } + stdin_buf[1] = '\0'; + + // escape? + if (stdin_buf[0] == 0x1b) { + is_esc = 1; + return; + } + if ((is_esc == 1) && (stdin_buf[0] == '[')) { + is_esc = 2; + return; + } + + if (stdin_buf[0] == ' ') + keysym = XK_space; + else if (stdin_buf[0] == '\n') + keysym = XK_Return; + else if ((stdin_buf[0] == '\b') || (stdin_buf[0] == 127)) + keysym = XK_BackSpace; + else if (is_esc == 2) { + if (stdin_buf[0] == 'A') + keysym = XK_Up; + else if (stdin_buf[0] == 'B') + keysym = XK_Down; + else if (stdin_buf[0] == 'C') + keysym = XK_Right; + else if (stdin_buf[0] == 'D') + keysym = XK_Left; + is_esc = 0; + } else - { - opt.draw_actions = 1; - winwidget_rerender_all(0, 1); - } - break; - case XK_Return: - feh_event_invoke_action(winwid,opt.actions[0]); - break; - case XK_0: - feh_event_invoke_action(winwid,opt.actions[0]); - break; - case XK_1: - feh_event_invoke_action(winwid,opt.actions[1]); - break; - case XK_2: - feh_event_invoke_action(winwid,opt.actions[2]); - break; - case XK_3: - feh_event_invoke_action(winwid,opt.actions[3]); - break; - case XK_4: - feh_event_invoke_action(winwid,opt.actions[4]); - break; - case XK_5: - feh_event_invoke_action(winwid,opt.actions[5]); - break; - case XK_6: - feh_event_invoke_action(winwid,opt.actions[6]); - break; - case XK_7: - feh_event_invoke_action(winwid,opt.actions[7]); - break; - case XK_8: - feh_event_invoke_action(winwid,opt.actions[8]); - break; - case XK_9: - feh_event_invoke_action(winwid,opt.actions[9]); - break; - case XK_KP_Left: - winwid->im_x = winwid->im_x - 10; - winwidget_render_image(winwid, 0, 0); - break; - case XK_KP_Right: - winwid->im_x = winwid->im_x + 10; - winwidget_render_image(winwid, 0, 0); - break; - case XK_KP_Up: - winwid->im_y = winwid->im_y - 10; - winwidget_render_image(winwid, 0, 0); - break; - case XK_KP_Down: - winwid->im_y = winwid->im_y + 10; - winwidget_render_image(winwid, 0, 0); - break; - case XK_KP_Add: - winwid->zoom = winwid->zoom * 1.25; - winwidget_render_image(winwid, 0, 0); - break; - case XK_KP_Subtract: - winwid->zoom = winwid->zoom * 0.75; - winwidget_render_image(winwid, 0, 0); - break; - case XK_KP_Multiply: - winwid->zoom = 1; - winwidget_render_image(winwid, 0, 0); - break; - case XK_KP_Divide: - feh_calc_needed_zoom(&winwid->zoom, winwid->im_w, winwid->im_h, winwid->w, winwid->h); - winwidget_render_image(winwid, 0, 0); - break; - default: - break; - } - - if (len <= 0 || len > (int) sizeof(kbuf)) - D_RETURN_(4); - kbuf[len] = '\0'; - - switch (*kbuf) - { - case 'n': - case 'N': - case ' ': - if (opt.slideshow) - slideshow_change_image(winwid, SLIDE_NEXT); - break; - case 'p': - case 'P': - case '\b': - if (opt.slideshow) - slideshow_change_image(winwid, SLIDE_PREV); - break; - case 'q': - case 'Q': - winwidget_destroy_all(); - break; - case 'c': - case 'C': - if (opt.caption_path) - winwid->caption_entry = 1; - winwidget_render_image(winwid, 0, 0); - break; - case 'r': - case 'R': - feh_reload_image(winwid, 0, 0); - break; - case 'h': - case 'H': - slideshow_pause_toggle(winwid); - break; - case 's': - case 'S': - slideshow_save_image(winwid); - break; - case 'f': - case 'F': - feh_save_filelist(); - break; - case 'w': - case 'W': - winwidget_size_to_image(winwid); - break; - case 'm': - case 'M': - winwidget_show_menu(winwid); - break; - case 'x': - case 'X': - winwidget_destroy(winwid); - break; - case '>': - feh_edit_inplace_orient(winwid, 1); - break; - case '<': - feh_edit_inplace_orient(winwid, 3); - break; - case 'v': - case 'V': + keysym = XStringToKeysym(stdin_buf); + + if (window_num && keysym) + feh_event_handle_generic(windows[0], is_esc * Mod1Mask, keysym, 0); + + is_esc = 0; +} + +void feh_event_handle_keypress(XEvent * ev) +{ + int state; + char kbuf[20]; + KeySym keysym; + XKeyEvent *kev; + winwidget winwid = NULL; + feh_menu_item *selected_item; + feh_menu *selected_menu; + + winwid = winwidget_get_from_window(ev->xkey.window); + + /* nuke dupe events, unless we're typing text */ + if (winwid && !winwid->caption_entry) { + while (XCheckTypedWindowEvent(disp, ev->xkey.window, KeyPress, ev)); + } + + kev = (XKeyEvent *) ev; + XLookupString(&ev->xkey, (char *) kbuf, sizeof(kbuf), &keysym, NULL); + state = kev->state & (ControlMask | ShiftMask | Mod1Mask | Mod4Mask); + + if (ignore_space(keysym)) + state &= ~ShiftMask; + + /* menus are showing, so this is a menu control keypress */ + if (ev->xbutton.window == menu_cover) { + selected_item = feh_menu_find_selected_r(menu_root, &selected_menu); + if (feh_is_kp(EVENT_menu_close, state, keysym, 0)) + feh_menu_hide(menu_root, True); + else if (feh_is_kp(EVENT_menu_parent, state, keysym, 0)) + feh_menu_select_parent(selected_menu); + else if (feh_is_kp(EVENT_menu_down, state, keysym, 0)) + feh_menu_select_next(selected_menu, selected_item); + else if (feh_is_kp(EVENT_menu_up, state, keysym, 0)) + feh_menu_select_prev(selected_menu, selected_item); + else if (feh_is_kp(EVENT_menu_child, state, keysym, 0)) + feh_menu_select_submenu(selected_menu); + else if (feh_is_kp(EVENT_menu_select, state, keysym, 0)) + feh_menu_item_activate(selected_menu, selected_item); + return; + } + + if (winwid == NULL) + return; + + feh_event_handle_generic(winwid, state, keysym, 0); +} + +fehkey *feh_str_to_kb(char *action) +{ + for (unsigned int i = 0; i < EVENT_LIST_END; i++) { + if (!strcmp(action, keys[i].name)) { + return &keys[i]; + } + } + return NULL; +} + +void feh_event_handle_generic(winwidget winwid, unsigned int state, KeySym keysym, unsigned int button) { + int curr_screen = 0; + + if (winwid->caption_entry && (keysym != NoSymbol)) { + switch (keysym) { + case XK_Return: + if (state & ControlMask) { + /* insert actual newline */ + ESTRAPPEND(FEH_FILE(winwid->file->data)->caption, "\n"); + winwidget_render_image_cached(winwid); + } else { + /* finish caption entry, write to captions file */ + FILE *fp; + char *caption_filename; + caption_filename = + build_caption_filename(FEH_FILE(winwid->file->data), 1); + winwid->caption_entry = 0; + winwidget_render_image_cached(winwid); + XFreePixmap(disp, winwid->bg_pmap_cache); + winwid->bg_pmap_cache = 0; + fp = fopen(caption_filename, "w"); + if (!fp) { + eprintf("couldn't write to captions file %s:", caption_filename); + return; + } + fprintf(fp, "%s", FEH_FILE(winwid->file->data)->caption); + free(caption_filename); + fclose(fp); + } + break; + case XK_Escape: + /* cancel, revert caption */ + winwid->caption_entry = 0; + free(FEH_FILE(winwid->file->data)->caption); + FEH_FILE(winwid->file->data)->caption = NULL; + winwidget_render_image_cached(winwid); + XFreePixmap(disp, winwid->bg_pmap_cache); + winwid->bg_pmap_cache = 0; + break; + case XK_BackSpace: + /* backspace */ + ESTRTRUNC(FEH_FILE(winwid->file->data)->caption, 1); + winwidget_render_image_cached(winwid); + break; + default: + if (isascii(keysym)) { + /* append to caption */ + ESTRAPPEND_CHAR(FEH_FILE(winwid->file->data)->caption, keysym); + winwidget_render_image_cached(winwid); + } + break; + } + return; + } + + if (feh_is_kp(EVENT_next_img, state, keysym, button)) { + if (opt.slideshow) + slideshow_change_image(winwid, SLIDE_NEXT, 1); + else if (winwid->type == WIN_TYPE_THUMBNAIL) + feh_thumbnail_select_next(winwid, 1); + } + else if (feh_is_kp(EVENT_prev_img, state, keysym, button)) { + if (opt.slideshow) + slideshow_change_image(winwid, SLIDE_PREV, 1); + else if (winwid->type == WIN_TYPE_THUMBNAIL) + feh_thumbnail_select_prev(winwid, 1); + } + else if (feh_is_kp(EVENT_scroll_right, state, keysym, button)) { + winwid->im_x -= opt.scroll_step;; + winwidget_sanitise_offsets(winwid); + winwidget_render_image(winwid, 0, 1); + } + else if (feh_is_kp(EVENT_scroll_left, state, keysym, button)) { + winwid->im_x += opt.scroll_step; + winwidget_sanitise_offsets(winwid); + winwidget_render_image(winwid, 0, 1); + } + else if (feh_is_kp(EVENT_scroll_down, state, keysym, button)) { + winwid->im_y -= opt.scroll_step; + winwidget_sanitise_offsets(winwid); + winwidget_render_image(winwid, 0, 1); + } + else if (feh_is_kp(EVENT_scroll_up, state, keysym, button)) { + winwid->im_y += opt.scroll_step; + winwidget_sanitise_offsets(winwid); + winwidget_render_image(winwid, 0, 1); + } + else if (feh_is_kp(EVENT_scroll_right_page, state, keysym, button)) { + winwid->im_x -= winwid->w; + winwidget_sanitise_offsets(winwid); + winwidget_render_image(winwid, 0, 0); + } + else if (feh_is_kp(EVENT_scroll_left_page, state, keysym, button)) { + winwid->im_x += winwid->w; + winwidget_sanitise_offsets(winwid); + winwidget_render_image(winwid, 0, 0); + } + else if (feh_is_kp(EVENT_scroll_down_page, state, keysym, button)) { + winwid->im_y -= winwid->h; + winwidget_sanitise_offsets(winwid); + winwidget_render_image(winwid, 0, 0); + } + else if (feh_is_kp(EVENT_scroll_up_page, state, keysym, button)) { + winwid->im_y += winwid->h; + winwidget_sanitise_offsets(winwid); + winwidget_render_image(winwid, 0, 0); + } + else if (feh_is_kp(EVENT_jump_back, state, keysym, button)) { + if (opt.slideshow) + slideshow_change_image(winwid, SLIDE_JUMP_BACK, 1); + else if (winwid->type == WIN_TYPE_THUMBNAIL) + feh_thumbnail_select_prev(winwid, 10); + } + else if (feh_is_kp(EVENT_jump_fwd, state, keysym, button)) { + if (opt.slideshow) + slideshow_change_image(winwid, SLIDE_JUMP_FWD, 1); + else if (winwid->type == WIN_TYPE_THUMBNAIL) + feh_thumbnail_select_next(winwid, 10); + } + else if (feh_is_kp(EVENT_next_dir, state, keysym, button)) { + if (opt.slideshow) + slideshow_change_image(winwid, SLIDE_JUMP_NEXT_DIR, 1); + } + else if (feh_is_kp(EVENT_prev_dir, state, keysym, button)) { + if (opt.slideshow) + slideshow_change_image(winwid, SLIDE_JUMP_PREV_DIR, 1); + } + else if (feh_is_kp(EVENT_quit, state, keysym, button)) { + winwidget_destroy_all(); + } + else if (feh_is_kp(EVENT_delete, state, keysym, button)) { + if (winwid->type == WIN_TYPE_THUMBNAIL_VIEWER) + feh_thumbnail_mark_removed(FEH_FILE(winwid->file->data), 1); + feh_filelist_image_remove(winwid, 1); + } + else if (feh_is_kp(EVENT_remove, state, keysym, button)) { + if (winwid->type == WIN_TYPE_THUMBNAIL_VIEWER) + feh_thumbnail_mark_removed(FEH_FILE(winwid->file->data), 0); + feh_filelist_image_remove(winwid, 0); + } + else if (feh_is_kp(EVENT_jump_first, state, keysym, button)) { + if (opt.slideshow) + slideshow_change_image(winwid, SLIDE_FIRST, 1); + } + else if (feh_is_kp(EVENT_jump_last, state, keysym, button)) { + if (opt.slideshow) + slideshow_change_image(winwid, SLIDE_LAST, 1); + } + else if (feh_is_kp(EVENT_action_0, state, keysym, button)) { + feh_event_invoke_action(winwid, 0); + } + else if (feh_is_kp(EVENT_action_1, state, keysym, button)) { + feh_event_invoke_action(winwid, 1); + } + else if (feh_is_kp(EVENT_action_2, state, keysym, button)) { + feh_event_invoke_action(winwid, 2); + } + else if (feh_is_kp(EVENT_action_3, state, keysym, button)) { + feh_event_invoke_action(winwid, 3); + } + else if (feh_is_kp(EVENT_action_4, state, keysym, button)) { + feh_event_invoke_action(winwid, 4); + } + else if (feh_is_kp(EVENT_action_5, state, keysym, button)) { + feh_event_invoke_action(winwid, 5); + } + else if (feh_is_kp(EVENT_action_6, state, keysym, button)) { + feh_event_invoke_action(winwid, 6); + } + else if (feh_is_kp(EVENT_action_7, state, keysym, button)) { + feh_event_invoke_action(winwid, 7); + } + else if (feh_is_kp(EVENT_action_8, state, keysym, button)) { + feh_event_invoke_action(winwid, 8); + } + else if (feh_is_kp(EVENT_action_9, state, keysym, button)) { + feh_event_invoke_action(winwid, 9); + } + else if (feh_is_kp(EVENT_zoom_in, state, keysym, button)) { + winwid->old_zoom = winwid->zoom; + winwid->zoom = winwid->zoom * opt.zoom_rate; + + if (winwid->zoom > ZOOM_MAX) + winwid->zoom = ZOOM_MAX; + + winwid->im_x = (winwid->w / 2) - (((winwid->w / 2) - winwid->im_x) / + winwid->old_zoom * winwid->zoom); + winwid->im_y = (winwid->h / 2) - (((winwid->h / 2) - winwid->im_y) / + winwid->old_zoom * winwid->zoom); + winwidget_sanitise_offsets(winwid); + winwidget_render_image(winwid, 0, 0); + } + else if (feh_is_kp(EVENT_zoom_out, state, keysym, button)) { + winwid->old_zoom = winwid->zoom; + winwid->zoom = winwid->zoom / opt.zoom_rate; + + if (winwid->zoom < ZOOM_MIN) + winwid->zoom = ZOOM_MIN; + + winwid->im_x = (winwid->w / 2) - (((winwid->w / 2) - winwid->im_x) / + winwid->old_zoom * winwid->zoom); + winwid->im_y = (winwid->h / 2) - (((winwid->h / 2) - winwid->im_y) / + winwid->old_zoom * winwid->zoom); + winwidget_sanitise_offsets(winwid); + winwidget_render_image(winwid, 0, 0); + } + else if (feh_is_kp(EVENT_zoom_default, state, keysym, button)) { + winwid->zoom = 1.0; + winwidget_center_image(winwid); + winwidget_render_image(winwid, 0, 0); + } + else if (feh_is_kp(EVENT_zoom_fit, state, keysym, button)) { + feh_calc_needed_zoom(&winwid->zoom, winwid->im_w, winwid->im_h, winwid->w, winwid->h); + winwidget_center_image(winwid); + winwidget_render_image(winwid, 0, 0); + } + else if (feh_is_kp(EVENT_zoom_fill, state, keysym, button)) { + int save_zoom = opt.zoom_mode; + opt.zoom_mode = ZOOM_MODE_FILL; + feh_calc_needed_zoom(&winwid->zoom, winwid->im_w, winwid->im_h, winwid->w, winwid->h); + winwidget_center_image(winwid); + winwidget_render_image(winwid, 0, 0); + opt.zoom_mode = save_zoom; + } + else if (feh_is_kp(EVENT_render, state, keysym, button)) { + if (winwid->type == WIN_TYPE_THUMBNAIL) + feh_thumbnail_show_selected(); + else + winwidget_render_image(winwid, 0, 0); + } + else if (feh_is_kp(EVENT_toggle_actions, state, keysym, button)) { + opt.draw_actions = !opt.draw_actions; + winwidget_rerender_all(0); + } + else if (feh_is_kp(EVENT_toggle_aliasing, state, keysym, button)) { + opt.force_aliasing = !opt.force_aliasing; + winwid->force_aliasing = !winwid->force_aliasing; + winwidget_render_image(winwid, 0, 0); + } + else if (feh_is_kp(EVENT_toggle_auto_zoom, state, keysym, button)) { + opt.zoom_mode = (opt.zoom_mode == 0 ? ZOOM_MODE_MAX : 0); + winwidget_rerender_all(1); + } + else if (feh_is_kp(EVENT_toggle_filenames, state, keysym, button)) { + opt.draw_filename = !opt.draw_filename; + winwidget_rerender_all(0); + } +#ifdef HAVE_LIBEXIF + else if (feh_is_kp(EVENT_toggle_exif, state, keysym, button)) { + opt.draw_exif = !opt.draw_exif; + winwidget_rerender_all(0); + } +#endif + else if (feh_is_kp(EVENT_toggle_info, state, keysym, button)) { + opt.draw_info = !opt.draw_info; + winwidget_rerender_all(0); + } + else if (feh_is_kp(EVENT_toggle_pointer, state, keysym, button)) { + winwidget_set_pointer(winwid, opt.hide_pointer); + opt.hide_pointer = !opt.hide_pointer; + } + else if (feh_is_kp(EVENT_jump_random, state, keysym, button)) { + if (winwid->type == WIN_TYPE_THUMBNAIL) + feh_thumbnail_select_next(winwid, random() % (filelist_len - 1)); + else + slideshow_change_image(winwid, SLIDE_RAND, 1); + } + else if (feh_is_kp(EVENT_toggle_caption, state, keysym, button)) { + if (opt.caption_path && path_is_url(FEH_FILE(winwid->file->data)->filename)) { + im_weprintf(winwid, "Caption entry is not supported on URLs"); + } + else if (opt.caption_path) { + /* + * editing captions in slideshow mode does not make any sense + * at all; this is just in case someone accidentally does it... + */ + if (opt.slideshow_delay) + opt.paused = 1; + winwid->caption_entry = 1; + } + winwidget_render_image(winwid, 0, 0); + } + else if (feh_is_kp(EVENT_reload_image, state, keysym, button)) { + feh_reload_image(winwid, 0, 0); + } + else if (feh_is_kp(EVENT_toggle_pause, state, keysym, button)) { + slideshow_pause_toggle(winwid); + /* We need to re-render the image to update the info string immediately. */ + winwidget_render_image(winwid, 0, 0); + } + else if (feh_is_kp(EVENT_save_image, state, keysym, button)) { + slideshow_save_image(winwid); + } + else if (feh_is_kp(EVENT_save_filelist, state, keysym, button)) { + if ((winwid->type == WIN_TYPE_THUMBNAIL) + || (winwid->type == WIN_TYPE_THUMBNAIL_VIEWER)) + weprintf("Filelist saving is not supported in thumbnail mode"); + else + feh_save_filelist(); + } + else if (feh_is_kp(EVENT_size_to_image, state, keysym, button)) { + winwidget_size_to_image(winwid); + } + else if (!opt.no_menus && feh_is_kp(EVENT_toggle_menu, state, keysym, button)) { + winwidget_show_menu(winwid); + } + else if (feh_is_kp(EVENT_close, state, keysym, button)) { + winwidget_destroy(winwid); + } + else if (feh_is_kp(EVENT_orient_1, state, keysym, button)) { + feh_edit_inplace(winwid, 1); + } + else if (feh_is_kp(EVENT_orient_3, state, keysym, button)) { + feh_edit_inplace(winwid, 3); + } + else if (feh_is_kp(EVENT_flip, state, keysym, button)) { + feh_edit_inplace(winwid, INPLACE_EDIT_FLIP); + } + else if (feh_is_kp(EVENT_mirror, state, keysym, button)) { + feh_edit_inplace(winwid, INPLACE_EDIT_MIRROR); + } + else if (feh_is_kp(EVENT_toggle_fullscreen, state, keysym, button)) { #ifdef HAVE_LIBXINERAMA - if (opt.xinerama && xinerama_screens) { - int i, rect[4]; - - winwidget_get_geometry(winwid, rect); - /* printf("window: (%d, %d)\n", rect[0], rect[1]); - printf("found %d screens.\n", num_xinerama_screens); */ - for (i = 0; i < num_xinerama_screens; i++) { - xinerama_screen = 0; - /* printf("%d: [%d, %d, %d, %d] (%d, %d)\n", - i, - xinerama_screens[i].x_org, xinerama_screens[i].y_org, - xinerama_screens[i].width, xinerama_screens[i].height, - rect[0], rect[1]);*/ - if (XY_IN_RECT(rect[0], rect[1], - xinerama_screens[i].x_org, xinerama_screens[i].y_org, - xinerama_screens[i].width, xinerama_screens[i].height)) { - curr_screen = xinerama_screen = i; - break; - } - } - } -#endif /* HAVE_LIBXINERAMA */ - winwid->full_screen = !winwid->full_screen; - winwidget_destroy_xwin(winwid); - winwidget_create_window(winwid, winwid->im_w, winwid->im_h); - winwidget_render_image(winwid, 1, 1); - winwidget_show(winwid); + if (opt.xinerama && xinerama_screens) { + int i, rect[4]; + + winwidget_get_geometry(winwid, rect); + for (i = 0; i < num_xinerama_screens; i++) { + xinerama_screen = 0; + if (XY_IN_RECT(rect[0], rect[1], + xinerama_screens[i].x_org, + xinerama_screens[i].y_org, + xinerama_screens[i].width, + xinerama_screens[i].height)) { + curr_screen = xinerama_screen = i; + break; + } + } + if (opt.xinerama_index >= 0) + curr_screen = xinerama_screen = opt.xinerama_index; + } +#endif /* HAVE_LIBXINERAMA */ + winwid->full_screen = !winwid->full_screen; + winwidget_destroy_xwin(winwid); + winwidget_create_window(winwid, winwid->im_w, winwid->im_h); + winwidget_render_image(winwid, 1, 0); + winwidget_show(winwid); #ifdef HAVE_LIBXINERAMA - /* if we have xinerama and we're using it, then full screen the window - * on the head that the window was active on */ - if (winwid->full_screen == TRUE && - opt.xinerama && xinerama_screens) { - xinerama_screen = curr_screen; - winwidget_move(winwid, - xinerama_screens[curr_screen].x_org, - xinerama_screens[curr_screen].y_org); - } -#endif /* HAVE_LIBXINERAMA */ - case '=': - case '+': - if (opt.reload < SLIDESHOW_RELOAD_MAX) - opt.reload++; - else if (opt.verbose) - weprintf("Cannot set RELOAD higher than %d seconds.", opt.reload); - break; - case '-': - case '_': - if (opt.reload > 1) - opt.reload--; - else if (opt.verbose) - weprintf("Cannot set RELOAD lower than 1 second."); - break; - default: - break; - } - D_RETURN_(4); + /* if we have xinerama and we're using it, then full screen the window + * on the head that the window was active on */ + if (winwid->full_screen == TRUE && opt.xinerama && xinerama_screens) { + xinerama_screen = curr_screen; + winwidget_move(winwid, + xinerama_screens[curr_screen].x_org, xinerama_screens[curr_screen].y_org); + } +#endif /* HAVE_LIBXINERAMA */ + } + else if (feh_is_kp(EVENT_reload_plus, state, keysym, button)){ + if (opt.reload < SLIDESHOW_RELOAD_MAX) + opt.reload++; + else if (opt.verbose) + weprintf("Cannot set RELOAD higher than %f seconds.", opt.reload); + } + else if (feh_is_kp(EVENT_reload_minus, state, keysym, button)) { + if (opt.reload > 1) + opt.reload--; + else if (opt.verbose) + weprintf("Cannot set RELOAD lower than 1 second."); + } + else if (feh_is_kp(EVENT_toggle_keep_vp, state, keysym, button)) { + opt.keep_zoom_vp = !opt.keep_zoom_vp; + } + else if (feh_is_kp(EVENT_toggle_fixed_geometry, state, keysym, button)) { + if (opt.geom_flags & ((WidthValue | HeightValue))) { + opt.geom_flags &= ~(WidthValue | HeightValue); + } else { + opt.geom_flags |= (WidthValue | HeightValue); + opt.geom_w = winwid->w; + opt.geom_h = winwid->h; + } + winwidget_render_image(winwid, 1, 0); + } + return; } |