gboolean
html_engine_backward_word (HTMLEngine *e)
{
gboolean rv = FALSE;
g_return_val_if_fail (e != NULL, FALSE);
g_return_val_if_fail (HTML_IS_ENGINE (e), FALSE);
html_engine_hide_cursor (e);
while (!g_unichar_isalnum (html_cursor_get_prev_char (e->cursor)) && html_cursor_backward (e->cursor, e))
rv = TRUE;
while (g_unichar_isalnum (html_cursor_get_prev_char (e->cursor)) && html_cursor_backward (e->cursor, e))
rv = TRUE;
html_engine_update_focus_if_necessary (e, e->cursor->object, e->cursor->offset);
html_engine_show_cursor (e);
html_engine_update_selection_if_necessary (e);
return rv;
}
void
html_engine_insert_table_1_1 (HTMLEngine *e)
{
HTMLObject *table;
table = html_table_new (0, 100, 1, 2, 1);
html_table_add_cell (HTML_TABLE (table), html_engine_new_cell (e, HTML_TABLE (table)));
html_engine_append_object (e, table, 2);
html_cursor_backward (e->cursor, e);
html_engine_table_set_align (e, (HTMLTable *) table, HTML_HALIGN_CENTER);
}
static void
backward_before_row (HTMLEngine *e,
HTMLTable *table,
gint row)
{
HTMLObject *cell;
do {
if (!html_cursor_backward (e->cursor, e))
return;
cell = html_cursor_child_of (e->cursor, HTML_OBJECT (table));
} while (cell && HTML_IS_TABLE_CELL (cell) && HTML_TABLE_CELL (cell)->row >= row);
}
void
html_engine_delete_table (HTMLEngine *e)
{
HTMLTable *table;
html_engine_disable_selection (e);
table = html_engine_get_table (e);
if (!table)
return;
while (e->cursor->object != HTML_OBJECT (table) || e->cursor->offset)
html_cursor_backward (e->cursor, e);
html_engine_set_mark (e);
html_cursor_end_of_line (e->cursor, e);
html_engine_delete (e);
}
static gint test_level_1 (GtkHTML *html)
{
gint i, total_len = 0;
set_format (html, FALSE);
srand (2);
for (i = 0; i < 200; i ++) {
gint j, len = 1 + (gint) (10.0*rand()/(RAND_MAX+1.0));
gchar word [12];
for (j = 0; j < len; j ++)
word [j] = 'a' + (gint) (26.0*rand()/(RAND_MAX+1.0));
word [len] = ' ';
word [len + 1] = 0;
total_len += len + 1;
html_engine_insert_text (html->engine, word, -1);
}
while (html_cursor_backward (html->engine->cursor, html->engine))
;
if (html->engine->cursor->position != 0 || html->engine->cursor->offset != 0)
return FALSE;
for (i = 0; i < 1000; i ++) {
gint j, new_pos, pos, len;
len = 1 + (gint) (120.0*rand()/(RAND_MAX+1.0));
pos = MAX (0, (gint) (((double) (total_len - len))*rand()/(RAND_MAX+1.0)));
printf ("step: %d pos: %d len: %d\n", i, pos, len);
switch ((gint) (10.0*rand()/(RAND_MAX+1.0))) {
case 0:
/* cut'n'paste */
printf ("cut'n'paste\n");
html_cursor_jump_to_position (html->engine->cursor, html->engine, pos);
html_engine_set_mark (html->engine);
html_cursor_jump_to_position (html->engine->cursor, html->engine, pos + len);
html_engine_cut (html->engine);
new_pos = (gint) (((double) (total_len - len))*rand()/(RAND_MAX+1.0));
html_cursor_jump_to_position (html->engine->cursor, html->engine, new_pos);
html_engine_paste (html->engine);
break;
case 1:
/* insert text */
printf ("insert text\n");
html_cursor_jump_to_position (html->engine->cursor, html->engine, pos);
for (j = 0; j < len; j ++) {
gint et = (gint) (10.0*rand()/(RAND_MAX+1.0));
if (et == 0)
gtk_html_command (html, "insert-tab");
else {
gchar ch [2];
if (et == 1)
ch [0] = ' ';
else
ch [0] = 'a' + (gint) (26.0*rand()/(RAND_MAX+1.0));
ch [1] = 0;
html_engine_insert_text (html->engine, ch, 1);
}
}
total_len += len;
break;
case 2:
/* delete text */
printf ("delete text\n");
html_cursor_jump_to_position (html->engine->cursor, html->engine, pos + len);
for (j = 0; j < len; j++) {
gtk_html_command (html, "delete");
}
total_len -= len;
break;
case 3:
/* undo */
printf ("undo\n");
for (j = 0; j < len; j ++) {
html_engine_undo (html->engine);
}
break;
case 4:
/* redo */
printf ("redo\n");
for (j = 0; j < len; j ++) {
html_engine_redo (html->engine);
}
break;
case 5:
/* cut'n'quoted paste */
printf ("cut'n'quoted paste\n");
html_cursor_jump_to_position (html->engine->cursor, html->engine, pos);
html_engine_set_mark (html->engine);
html_cursor_jump_to_position (html->engine->cursor, html->engine, pos + len);
gtk_html_cut (html);
new_pos = (gint) (((double) (total_len - len))*rand()/(RAND_MAX+1.0));
html_cursor_jump_to_position (html->engine->cursor, html->engine, new_pos);
gtk_html_paste (html, TRUE);
break;
case 6:
/* left */
printf ("left\n");
for (j = 0; j < 5*len; j ++) {
html_cursor_left (html->engine->cursor, html->engine);
}
break;
case 7:
/* right */
printf ("right\n");
for (j = 0; j < 5*len; j ++) {
html_cursor_right (html->engine->cursor, html->engine);
}
break;
case 8:
/* bol */
printf ("beginning of line\n");
html_cursor_beginning_of_line (html->engine->cursor, html->engine);
break;
case 9:
/* eol */
printf ("end of line\n");
html_cursor_end_of_line (html->engine->cursor, html->engine);
break;
}
html_engine_thaw_idle_flush (html->engine);
while (html_cursor_backward (html->engine->cursor, html->engine))
;
if (html->engine->cursor->position != 0 || html->engine->cursor->offset != 0)
return FALSE;
}
while (html_cursor_backward (html->engine->cursor, html->engine))
;
if (html->engine->cursor->position != 0 || html->engine->cursor->offset != 0)
return FALSE;
return TRUE;
}