wrapping, spell checking, justifying, and word counting) to
their own source file, and adjust related variables
accordingly. New file text.c; changes to cancel_command(),
- execute_command(), wrap_reset(), do_wrap(),
+ execute_command(), do_backspace(), do_delete(), do_tab(),
+ do_enter(), do_mark(), wrap_reset(), do_wrap(),
do_int_spell_fix(), do_int_speller(), do_alt_speller(),
do_spell(), break_line(), indent_length(), justify_format(),
quote_length(), quotes_match(), indents_match(), begpar(),
free(output);
}
-void do_backspace(void)
-{
- if (openfile->current != openfile->fileage ||
- openfile->current_x > 0) {
- do_left(FALSE);
- do_delete();
- }
-}
-
-void do_delete(void)
-{
- bool do_refresh = FALSE;
- /* Do we have to call edit_refresh(), or can we get away with
- * update_line()? */
-
- assert(openfile->current != NULL && openfile->current->data != NULL && openfile->current_x <= strlen(openfile->current->data));
-
- openfile->placewewant = xplustabs();
-
- if (openfile->current->data[openfile->current_x] != '\0') {
- int char_buf_len = parse_mbchar(openfile->current->data +
- openfile->current_x, NULL, NULL, NULL);
- size_t line_len = strlen(openfile->current->data +
- openfile->current_x);
-
- assert(openfile->current_x < strlen(openfile->current->data));
-
- /* Let's get dangerous. */
- charmove(&openfile->current->data[openfile->current_x],
- &openfile->current->data[openfile->current_x +
- char_buf_len], line_len - char_buf_len + 1);
-
- null_at(&openfile->current->data, openfile->current_x +
- line_len - char_buf_len);
-#ifndef NANO_SMALL
- if (openfile->mark_set && openfile->mark_begin ==
- openfile->current && openfile->current_x <
- openfile->mark_begin_x)
- openfile->mark_begin_x -= char_buf_len;
-#endif
- openfile->totsize--;
- } else if (openfile->current != openfile->filebot &&
- (openfile->current->next != openfile->filebot ||
- openfile->current->data[0] == '\0')) {
- /* We can delete the line before filebot only if it is blank: it
- * becomes the new magicline then. */
- filestruct *foo = openfile->current->next;
-
- assert(openfile->current_x == strlen(openfile->current->data));
-
- /* If we're deleting at the end of a line, we need to call
- * edit_refresh(). */
- if (openfile->current->data[openfile->current_x] == '\0')
- do_refresh = TRUE;
-
- openfile->current->data = charealloc(openfile->current->data,
- openfile->current_x + strlen(foo->data) + 1);
- strcpy(openfile->current->data + openfile->current_x,
- foo->data);
-#ifndef NANO_SMALL
- if (openfile->mark_set && openfile->mark_begin ==
- openfile->current->next) {
- openfile->mark_begin = openfile->current;
- openfile->mark_begin_x += openfile->current_x;
- }
-#endif
- if (openfile->filebot == foo)
- openfile->filebot = openfile->current;
-
- unlink_node(foo);
- delete_node(foo);
- renumber(openfile->current);
- openfile->totlines--;
- openfile->totsize--;
-#ifndef DISABLE_WRAPPING
- wrap_reset();
-#endif
- } else
- return;
-
- set_modified();
-
-#ifdef ENABLE_COLOR
- /* If color syntaxes are available and turned on, we need to call
- * edit_refresh(). */
- if (openfile->colorstrings != NULL && !ISSET(NO_COLOR_SYNTAX))
- do_refresh = TRUE;
-#endif
-
- if (do_refresh)
- edit_refresh();
- else
- update_line(openfile->current, openfile->current_x);
-}
-
-void do_tab(void)
-{
-#ifndef NANO_SMALL
- if (ISSET(TABS_TO_SPACES)) {
- char *output;
- size_t output_len = 0, new_pww = openfile->placewewant;
-
- do {
- new_pww++;
- output_len++;
- } while (new_pww % tabsize != 0);
-
- output = charalloc(output_len + 1);
-
- charset(output, ' ', output_len);
- output[output_len] = '\0';
-
- do_output(output, output_len, TRUE);
-
- free(output);
- } else {
-#endif
- do_output("\t", 1, TRUE);
-#ifndef NANO_SMALL
- }
-#endif
-}
-
-/* Someone hits Return *gasp!* */
-void do_enter(void)
-{
- filestruct *newnode = make_new_node(openfile->current);
- size_t extra = 0;
-
- assert(openfile->current != NULL && openfile->current->data != NULL);
-
-#ifndef NANO_SMALL
- /* Do auto-indenting, like the neolithic Turbo Pascal editor. */
- if (ISSET(AUTOINDENT)) {
- /* If we are breaking the line in the indentation, the new
- * indentation should have only current_x characters, and
- * current_x should not change. */
- extra = indent_length(openfile->current->data);
- if (extra > openfile->current_x)
- extra = openfile->current_x;
- }
-#endif
- newnode->data = charalloc(strlen(openfile->current->data +
- openfile->current_x) + extra + 1);
- strcpy(&newnode->data[extra], openfile->current->data +
- openfile->current_x);
-#ifndef NANO_SMALL
- if (ISSET(AUTOINDENT)) {
- strncpy(newnode->data, openfile->current->data, extra);
- openfile->totsize += mbstrlen(newnode->data);
- }
-#endif
- null_at(&openfile->current->data, openfile->current_x);
-#ifndef NANO_SMALL
- if (openfile->mark_set && openfile->current ==
- openfile->mark_begin && openfile->current_x <
- openfile->mark_begin_x) {
- openfile->mark_begin = newnode;
- openfile->mark_begin_x += extra - openfile->current_x;
- }
-#endif
- openfile->current_x = extra;
-
- if (openfile->current == openfile->filebot)
- openfile->filebot = newnode;
- splice_node(openfile->current, newnode,
- openfile->current->next);
-
- renumber(openfile->current);
- openfile->current = newnode;
-
- edit_refresh();
-
- openfile->totlines++;
- openfile->totsize++;
- set_modified();
- openfile->placewewant = xplustabs();
-}
-
-#ifndef NANO_SMALL
-void do_mark(void)
-{
- openfile->mark_set = !openfile->mark_set;
- if (openfile->mark_set) {
- statusbar(_("Mark Set"));
- openfile->mark_begin = openfile->current;
- openfile->mark_begin_x = openfile->current_x;
- } else {
- statusbar(_("Mark UNset"));
- openfile->mark_begin = NULL;
- openfile->mark_begin_x = 0;
- edit_refresh();
- }
-}
-#endif /* !NANO_SMALL */
-
void do_exit(void)
{
int i;
int no_help(void);
void nano_disabled_msg(void);
void do_verbatim_input(void);
-void do_backspace(void);
-void do_delete(void);
-void do_tab(void);
-void do_enter(void);
-#ifndef NANO_SMALL
-void do_mark(void);
-#endif
void do_exit(void);
void signal_init(void);
void handle_hupterm(int signal);
/* Public functions in text.c. */
#ifndef NANO_SMALL
+void do_mark(void);
+#endif
+void do_delete(void);
+void do_backspace(void);
+void do_tab(void);
+void do_enter(void);
+#ifndef NANO_SMALL
void cancel_command(int signal);
bool execute_command(const char *command);
#endif
/* Pointer to end of justify buffer. */
#endif
+#ifndef NANO_SMALL
+void do_mark(void)
+{
+ openfile->mark_set = !openfile->mark_set;
+ if (openfile->mark_set) {
+ statusbar(_("Mark Set"));
+ openfile->mark_begin = openfile->current;
+ openfile->mark_begin_x = openfile->current_x;
+ } else {
+ statusbar(_("Mark UNset"));
+ openfile->mark_begin = NULL;
+ openfile->mark_begin_x = 0;
+ edit_refresh();
+ }
+}
+#endif /* !NANO_SMALL */
+
+void do_delete(void)
+{
+ bool do_refresh = FALSE;
+ /* Do we have to call edit_refresh(), or can we get away with
+ * update_line()? */
+
+ assert(openfile->current != NULL && openfile->current->data != NULL && openfile->current_x <= strlen(openfile->current->data));
+
+ openfile->placewewant = xplustabs();
+
+ if (openfile->current->data[openfile->current_x] != '\0') {
+ int char_buf_len = parse_mbchar(openfile->current->data +
+ openfile->current_x, NULL, NULL, NULL);
+ size_t line_len = strlen(openfile->current->data +
+ openfile->current_x);
+
+ assert(openfile->current_x < strlen(openfile->current->data));
+
+ /* Let's get dangerous. */
+ charmove(&openfile->current->data[openfile->current_x],
+ &openfile->current->data[openfile->current_x +
+ char_buf_len], line_len - char_buf_len + 1);
+
+ null_at(&openfile->current->data, openfile->current_x +
+ line_len - char_buf_len);
+#ifndef NANO_SMALL
+ if (openfile->mark_set && openfile->mark_begin ==
+ openfile->current && openfile->current_x <
+ openfile->mark_begin_x)
+ openfile->mark_begin_x -= char_buf_len;
+#endif
+ openfile->totsize--;
+ } else if (openfile->current != openfile->filebot &&
+ (openfile->current->next != openfile->filebot ||
+ openfile->current->data[0] == '\0')) {
+ /* We can delete the line before filebot only if it is blank: it
+ * becomes the new magicline then. */
+ filestruct *foo = openfile->current->next;
+
+ assert(openfile->current_x == strlen(openfile->current->data));
+
+ /* If we're deleting at the end of a line, we need to call
+ * edit_refresh(). */
+ if (openfile->current->data[openfile->current_x] == '\0')
+ do_refresh = TRUE;
+
+ openfile->current->data = charealloc(openfile->current->data,
+ openfile->current_x + strlen(foo->data) + 1);
+ strcpy(openfile->current->data + openfile->current_x,
+ foo->data);
+#ifndef NANO_SMALL
+ if (openfile->mark_set && openfile->mark_begin ==
+ openfile->current->next) {
+ openfile->mark_begin = openfile->current;
+ openfile->mark_begin_x += openfile->current_x;
+ }
+#endif
+ if (openfile->filebot == foo)
+ openfile->filebot = openfile->current;
+
+ unlink_node(foo);
+ delete_node(foo);
+ renumber(openfile->current);
+ openfile->totlines--;
+ openfile->totsize--;
+#ifndef DISABLE_WRAPPING
+ wrap_reset();
+#endif
+ } else
+ return;
+
+ set_modified();
+
+#ifdef ENABLE_COLOR
+ /* If color syntaxes are available and turned on, we need to call
+ * edit_refresh(). */
+ if (openfile->colorstrings != NULL && !ISSET(NO_COLOR_SYNTAX))
+ do_refresh = TRUE;
+#endif
+
+ if (do_refresh)
+ edit_refresh();
+ else
+ update_line(openfile->current, openfile->current_x);
+}
+
+void do_backspace(void)
+{
+ if (openfile->current != openfile->fileage ||
+ openfile->current_x > 0) {
+ do_left(FALSE);
+ do_delete();
+ }
+}
+
+void do_tab(void)
+{
+#ifndef NANO_SMALL
+ if (ISSET(TABS_TO_SPACES)) {
+ char *output;
+ size_t output_len = 0, new_pww = openfile->placewewant;
+
+ do {
+ new_pww++;
+ output_len++;
+ } while (new_pww % tabsize != 0);
+
+ output = charalloc(output_len + 1);
+
+ charset(output, ' ', output_len);
+ output[output_len] = '\0';
+
+ do_output(output, output_len, TRUE);
+
+ free(output);
+ } else {
+#endif
+ do_output("\t", 1, TRUE);
+#ifndef NANO_SMALL
+ }
+#endif
+}
+
+/* Someone hits Return *gasp!* */
+void do_enter(void)
+{
+ filestruct *newnode = make_new_node(openfile->current);
+ size_t extra = 0;
+
+ assert(openfile->current != NULL && openfile->current->data != NULL);
+
+#ifndef NANO_SMALL
+ /* Do auto-indenting, like the neolithic Turbo Pascal editor. */
+ if (ISSET(AUTOINDENT)) {
+ /* If we are breaking the line in the indentation, the new
+ * indentation should have only current_x characters, and
+ * current_x should not change. */
+ extra = indent_length(openfile->current->data);
+ if (extra > openfile->current_x)
+ extra = openfile->current_x;
+ }
+#endif
+ newnode->data = charalloc(strlen(openfile->current->data +
+ openfile->current_x) + extra + 1);
+ strcpy(&newnode->data[extra], openfile->current->data +
+ openfile->current_x);
+#ifndef NANO_SMALL
+ if (ISSET(AUTOINDENT)) {
+ strncpy(newnode->data, openfile->current->data, extra);
+ openfile->totsize += mbstrlen(newnode->data);
+ }
+#endif
+ null_at(&openfile->current->data, openfile->current_x);
+#ifndef NANO_SMALL
+ if (openfile->mark_set && openfile->current ==
+ openfile->mark_begin && openfile->current_x <
+ openfile->mark_begin_x) {
+ openfile->mark_begin = newnode;
+ openfile->mark_begin_x += extra - openfile->current_x;
+ }
+#endif
+ openfile->current_x = extra;
+
+ if (openfile->current == openfile->filebot)
+ openfile->filebot = newnode;
+ splice_node(openfile->current, newnode,
+ openfile->current->next);
+
+ renumber(openfile->current);
+ openfile->current = newnode;
+
+ edit_refresh();
+
+ openfile->totlines++;
+ openfile->totsize++;
+ set_modified();
+ openfile->placewewant = xplustabs();
+}
+
#ifndef NANO_SMALL
void cancel_command(int signal)
{
projects / nano.git / commitdiff