Hello all, It turns out that I'm not using elm_entry_cursor_content_get() correctly. I just assume it would return NULL if there's something wrong. Therefore, the infinity loop is my bad.
Sorry for the false alarm. brian On Thu, Oct 14, 2010 at 2:44 PM, Brian Wang <[email protected]> wrote: > Hello all, > > I'm using a fairly recent svn version (r53178). Calling > elm_entry_cursor_next() under a certain circumstance will cause an > infinite loop somewhere. > > I'll try to describe the problem in my best: > ------------------- > I have: > elm_bubble > |---> elm_scroller > |---> elm_entry > The elm_entry contains only a single line. Pressing (mouse,down) on > the elm_entry obj will in turn call elm_entry_cursor_next(). > The infinite loop happens when the mouse is clicked at the very bottom > of elm_entry obj. There seems to be nothing (no text) at the clicked > point. > > If you need more information, please let me know. It's probably very > specific to my environment (theme). > > The gdb backtrace (captured when it's in some loops and I interrupted > in the middle of the loops): > ----------------------------------------------- > #0 0xb7e8d2ec in eina_rbtree_inline_lookup (root=0x810a098, > key=0xbfffd998, length=0, cmp=0xb7e8d40e > <_eina_hash_hash_rbtree_cmp_hash>, data=0x0) > at ../../src/include/eina_inline_rbtree.x:38 > #1 0xb7e8d9cb in _eina_hash_find_by_hash (hash=0x84bb9b0, > tuple=0xbfffd9dc, key_hash=3, hash_head=0xbfffd9ec) at eina_hash.c:338 > #2 0xb7e8f9ba in eina_hash_find_by_hash (hash=0x84bb9b0, > key=0xbfffda64, key_length=0, key_hash=443328659) at eina_hash.c:1449 > #3 0xb7e8fb8d in eina_hash_find (hash=0x84bb9b0, key=0xbfffda64) at > eina_hash.c:1485 > #4 0xb7f7ed97 in evas_common_font_query_kerning (fi=0x84bb968, > left=68, right=69, kerning=0xbfffdaac) at evas_font_query.c:19 > #5 0xb7f7ef7a in evas_common_font_query_size (fn=0x84bbb10, > text=0x8187cec L"bout] [above] [abroad] [absence] [absent] > [absolute] [abstract] [academy] [accept] [access] [accident] > [accommodate] [accompany] [accord] [account] [accumulate] ", > intl_props=0x84cfc80, w=0xbfffdc2c, h=0xbfffdc20) at > evas_font_query.c:131 > #6 0xb7f7f446 in evas_common_font_query_char_coords (fn=0x84bbb10, > in_text=0x8187c58 L"[a] [abandon] [ability] [able] [about] > [above] [abroad] [absence] [absent] [absolute] [abstract] > [academy] [accept] [access] [accident] [accommodate] [accompany] > [accord] [account] "..., intl_props=0x84cfc80, pos=214, > cx=0xbfffdc2c, cy=0xbfffdc28, cw=0xbfffdc24, > ch=0xbfffdc20) at evas_font_query.c:395 > #7 0xb709fd30 in eng_font_char_coords_get (data=0x80924e8, font=0x84bbb10, > text=0x8187c58 L"[a] [abandon] [ability] [able] [about] > [above] [abroad] [absence] [absent] [absolute] [abstract] > [academy] [accept] [access] [accident] [accommodate] [accompany] > [accord] [account] "..., intl_props=0x84cfc80, pos=214, > cx=0xbfffdc2c, cy=0xbfffdc28, cw=0xbfffdc24, > ch=0xbfffdc20) at evas_engine.c:710 > #8 0xb7f44265 in evas_textblock_cursor_char_geometry_get > (cur=0x84ba9e8, cx=0xbfffdcfc, cy=0xbfffdcf8, cw=0xbfffdcf4, > ch=0xbfffdcf0) > at evas_object_textblock.c:6596 > #9 0xb7f43e63 in evas_textblock_cursor_geometry_get (cur=0x84ba9e8, > cx=0xbfffdcfc, cy=0xbfffdcf8, cw=0xbfffdcf4, ch=0xbfffdcf0, dir=0x0, > ctype=EVAS_TEXTBLOCK_CURSOR_UNDER) at evas_object_textblock.c:6451 > #10 0xb7bfaa65 in _edje_entry_real_part_configure (rp=0x80d2a08) at > edje_entry.c:1860 > #11 0xb7bfb853 in _edje_entry_cursor_next (rp=0x80d2a08, > cur=EDJE_CURSOR_MAIN) at edje_entry.c:2234 > #12 0xb7c1887c in edje_object_part_text_cursor_next (obj=0x84b6570, > part=0xb7e79ffc "elm.text", cur=EDJE_CURSOR_MAIN) at edje_util.c:1865 > #13 0xb7e1fbe7 in elm_entry_cursor_next (obj=0x84b6390) at elm_entry.c:1828 > #14 0xb6fdc83d in entry_cursor_word_get (obj=0x84b6390) at module.c:806 > #15 0xb6fdcc47 in entry_match_pressed (data=0x0, obj=0x84b6390, > event_info=0x0) at module.c:966 > #16 0xb7f283fd in evas_object_smart_callback_call (obj=0x84b6390, > event=0xb7e79ec2 "press", event_info=0x0) at evas_object_smart.c:517 > #17 0xb7e1e382 in _signal_mouse_down (data=0x84b6390, obj=0x84b6570, > emission=0x84b28f8 "mouse,down,1", source=0x84aaf80 "elm.text") at > elm_entry.c:1197 > #18 0xb7c0db97 in _edje_emit_cb (ed=0x84b66a8, sig=0x84b28f8 > "mouse,down,1", src=0x84aaf80 "elm.text") at edje_program.c:1271 > #19 0xb7c0d9ef in _edje_emit_handle (ed=0x84b66a8, sig=0x84b28f8 > "mouse,down,1", src=0x84aaf80 "elm.text") at edje_program.c:1219 > #20 0xb7c096df in _edje_message_process (em=0x8105de0) at > edje_message_queue.c:650 > #21 0xb7c09af8 in _edje_message_queue_process () at edje_message_queue.c:755 > #22 0xb7c08aa2 in _edje_job (data=0x0) at edje_message_queue.c:173 > #23 0xb7ed9f88 in _ecore_job_event_handler (data=0x0, type=11, > ev=0x81269d0) at ecore_job.c:98 > #24 0xb7ed57ef in _ecore_event_call () at ecore_events.c:577 > #25 0xb7edb563 in _ecore_main_loop_iterate_internal (once_only=0) at > ecore_main.c:1346 > #26 0xb7eda1c1 in ecore_main_loop_begin () at ecore_main.c:568 > ----------------------------------------------- > > > -- > brian > ------------------ > > Cool-Karaoke - The smallest recording studio, in your palm, open-sourced > http://cool-idea.com.tw/ > > iMaGiNaTiOn iS mOrE iMpOrTaNt tHaN kNoWlEdGe > -- brian ------------------ Cool-Karaoke - The smallest recording studio, in your palm, open-sourced http://cool-idea.com.tw/ iMaGiNaTiOn iS mOrE iMpOrTaNt tHaN kNoWlEdGe ------------------------------------------------------------------------------ Download new Adobe(R) Flash(R) Builder(TM) 4 The new Adobe(R) Flex(R) 4 and Flash(R) Builder(TM) 4 (formerly Flex(R) Builder(TM)) enable the development of rich applications that run across multiple browsers and platforms. 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