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-rw-r--r--src/keyevents.c445
1 files changed, 445 insertions, 0 deletions
diff --git a/src/keyevents.c b/src/keyevents.c
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+/* keyevents.c
+
+Copyright (C) 1999-2003 Tom Gilbert.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to
+deal in the Software without restriction, including without limitation the
+rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+sell copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies of the Software and its documentation and acknowledgment shall be
+given in the documentation and software packages that this Software was
+used.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+*/
+
+#include "feh.h"
+#include "thumbnail.h"
+#include "filelist.h"
+#include "winwidget.h"
+#include "options.h"
+
+void
+feh_event_invoke_action(winwidget winwid, 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);
+}
+
+void
+feh_event_handle_keypress(XEvent * ev)
+{
+ 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);
+ }
+ 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':
+#ifdef HAVE_LIBXINERAMA
+ if (opt.xinerama && xinerama_screens) {
+ int i, rect[4];
+
+ /* FIXME: this doesn't do what it should; XGetGeometry always
+ * returns x,y == 0,0. I think that's due to the hints being passed
+ * (or more specifically, a missing hint) to X in winwidget_create
+ */
+ 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);
+#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);
+}
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