static enum status_code
prompt_toggle(struct view *view, const char *argv[], enum view_flag *flags)
{
const char *option = argv[1];
size_t optionlen = option ? strlen(option) : 0;
struct option_info template;
struct option_info *toggle;
struct view_column *column;
const char *column_name;
if (!option)
return error("%s", "No option name given to :toggle");
if (enum_equals_static("sort-field", option, optionlen) ||
enum_equals_static("sort-order", option, optionlen)) {
if (!view_has_flags(view, VIEW_SORTABLE)) {
return error("Sorting is not yet supported for the %s view", view->name);
} else {
bool sort_field = enum_equals_static("sort-field", option, optionlen);
struct sort_state *sort = &view->sort;
sort_view(view, sort_field);
return success("set %s = %s", option,
sort_field ? view_column_name(get_sort_field(view))
: sort->reverse ? "descending" : "ascending");
}
}
toggle = find_option_info(option_toggles, ARRAY_SIZE(option_toggles), "", option);
if (toggle)
return prompt_toggle_option(view, argv, "", toggle, flags);
for (column = view->columns; column; column = column->next) {
toggle = find_column_option_info(column->type, &column->opt, option, &template, &column_name);
enum request
pager_request(struct view *view, enum request request, struct line *line)
{
int split = 0;
if (request != REQ_ENTER)
return request;
if (line->type == LINE_COMMIT && view_has_flags(view, VIEW_OPEN_DIFF)) {
open_view(view, REQ_VIEW_DIFF, OPEN_SPLIT);
split = 1;
}
/* Always scroll the view even if it was split. That way
* you can use Enter to scroll through the log view and
* split open each commit diff. */
scroll_view(view, REQ_SCROLL_LINE_DOWN);
/* FIXME: A minor workaround. Scrolling the view will call report_clear()
* but if we are scrolling a non-current view this won't properly
* update the view title. */
if (split)
update_view_title(view);
return REQ_NONE;
}
static void
add_pager_refs(struct view *view, const char *commit_id)
{
char buf[SIZEOF_STR];
const struct ref *list;
size_t bufpos = 0;
const char *sep = "Refs: ";
list = get_ref_list(commit_id);
if (!list) {
if (view_has_flags(view, VIEW_ADD_DESCRIBE_REF) && refs_contain_tag())
add_line_text(view, sep, LINE_PP_REFS);
return;
}
for (; list; list = list->next) {
const struct ref *ref = list;
const struct ref_format *fmt = get_ref_format(opt_reference_format, ref);
if (!string_format_from(buf, &bufpos, "%s%s%s%s", sep,
fmt->start, ref->name, fmt->end))
return;
sep = ", ";
}
if (bufpos == 0)
return;
add_line_text(view, buf, LINE_PP_REFS);
}
bool
pager_common_read(struct view *view, const char *data, enum line_type type, struct line **line_ptr)
{
struct line *line;
if (!data)
return true;
if (opt_wrap_lines) {
line = pager_wrap_line(view, data, type);
} else {
line = add_line_text(view, data, type);
}
if (!line)
return false;
if (line_ptr)
*line_ptr = line;
if (line->type == LINE_COMMIT && view_has_flags(view, VIEW_ADD_PAGER_REFS))
add_pager_refs(view, data + STRING_SIZE("commit "));
return true;
}
void
pager_select(struct view *view, struct line *line)
{
if (line->type == LINE_COMMIT) {
string_copy_rev_from_commit_line(view->env->commit, line->data);
if (!view_has_flags(view, VIEW_NO_REF))
string_copy_rev(view->ref, view->env->commit);
}
}
static void
add_pager_refs(struct view *view, const char *commit_id)
{
char buf[SIZEOF_STR];
struct ref_list *list;
size_t bufpos = 0, i;
const char *sep = "Refs: ";
bool is_tag = FALSE;
list = get_ref_list(commit_id);
if (!list) {
if (view_has_flags(view, VIEW_ADD_DESCRIBE_REF))
goto try_add_describe_ref;
return;
}
for (i = 0; i < list->size; i++) {
struct ref *ref = list->refs[i];
const char *fmt = ref->tag ? "%s[%s]" :
ref->remote ? "%s<%s>" : "%s%s";
if (!string_format_from(buf, &bufpos, fmt, sep, ref->name))
return;
sep = ", ";
if (ref->tag)
is_tag = TRUE;
}
if (!is_tag && view_has_flags(view, VIEW_ADD_DESCRIBE_REF)) {
try_add_describe_ref:
/* Add <tag>-g<commit_id> "fake" reference. */
if (!add_describe_ref(buf, &bufpos, commit_id, sep))
return;
}
if (bufpos == 0)
return;
add_line_text(view, buf, LINE_PP_REFS);
}
static enum status_code
prompt_toggle(struct view *view, const char *argv[], enum view_flag *flags)
{
const char *option = argv[1];
size_t optionlen = option ? strlen(option) : 0;
struct prompt_toggle *toggle;
struct view_column *column;
if (!option)
return error("%s", "No option name given to :toggle");
if (enum_equals_static("sort-field", option, optionlen) ||
enum_equals_static("sort-order", option, optionlen)) {
if (!view_has_flags(view, VIEW_SORTABLE)) {
return error("Sorting is not yet supported for the %s view", view->name);
} else {
bool sort_field = enum_equals_static("sort-field", option, optionlen);
struct sort_state *sort = &view->sort;
sort_view(view, sort_field);
return success("set %s = %s", option,
sort_field ? view_column_name(get_sort_field(view))
: sort->reverse ? "descending" : "ascending");
}
}
toggle = find_prompt_toggle(option_toggles, ARRAY_SIZE(option_toggles),
"", option, optionlen);
if (toggle)
return prompt_toggle_option(view, argv, "", toggle, flags);
#define DEFINE_COLUMN_OPTIONS_TOGGLE(name, type, flags) \
{ #name, #type, flags, &opt->name },
#define DEFINE_COLUMN_OPTIONS_CHECK(name, id, options) \
if (column->type == VIEW_COLUMN_##id) { \
struct name##_options *opt = &column->opt.name; \
struct prompt_toggle toggles[] = { \
options(DEFINE_COLUMN_OPTIONS_TOGGLE) \
}; \
toggle = find_prompt_toggle(toggles, ARRAY_SIZE(toggles), #name, option, optionlen); \
if (toggle) \
return prompt_toggle_option(view, argv, #name, toggle, flags); \
}
for (column = view->columns; column; column = column->next) {
COLUMN_OPTIONS(DEFINE_COLUMN_OPTIONS_CHECK);
}
return error("`:toggle %s` not supported", option);
}
static void
prompt_update_display(enum view_flag flags)
{
struct view *view;
int i;
if (flags & VIEW_RESET_DISPLAY) {
resize_display();
redraw_display(TRUE);
}
foreach_displayed_view(view, i) {
if (view_has_flags(view, flags) && view_can_refresh(view))
reload_view(view);
else
redraw_view(view);
}
}
static void
log_select(struct view *view, struct line *line)
{
struct log_state *state = view->private;
int last_lineno = state->last_lineno;
if (!last_lineno || abs(last_lineno - line->lineno) > 1
|| (state->last_type == LINE_COMMIT && last_lineno > line->lineno)) {
struct line *commit_line = find_prev_line_by_type(view, line, LINE_COMMIT);
if (commit_line)
log_copy_rev(view, commit_line);
}
if (line->type == LINE_COMMIT && !view_has_flags(view, VIEW_NO_REF))
log_copy_rev(view, line);
string_copy_rev(view->env->commit, view->ref);
state->last_lineno = line->lineno;
state->last_type = line->type;
}
static enum view_flag
prompt_toggle(struct view *view, const char *argv[], char msg[SIZEOF_STR])
{
struct prompt_toggle option_toggles[] = {
#define TOGGLE_OPTIONS(name, type, flags) { #name, #type, flags, &opt_ ## name },
OPTION_INFO(TOGGLE_OPTIONS)
};
const char *option = argv[1];
size_t optionlen = option ? strlen(option) : 0;
struct prompt_toggle *toggle;
if (!option) {
string_format_size(msg, SIZEOF_STR, "%s", "No option name given to :toggle");
return VIEW_NO_FLAGS;
}
if (enum_equals_static("sort-field", option, optionlen) ||
enum_equals_static("sort-order", option, optionlen)) {
if (!view_has_flags(view, VIEW_SORTABLE)) {
report("Sorting is not yet supported for the %s view", view->name);
} else {
bool sort_field = enum_equals_static("sort-field", option, optionlen);
struct sort_state *sort = &view->sort;
sort_view(view, sort_field);
string_format_size(msg, SIZEOF_STR, "set %s = %s", option,
sort_field ? enum_name(view_column_type_map->entries[get_sort_field(view)])
: sort->reverse ? "descending" : "ascending");
}
return VIEW_NO_FLAGS;
}
toggle = find_prompt_toggle(option_toggles, ARRAY_SIZE(option_toggles),
option, optionlen);
if (toggle)
return prompt_toggle_option(view, argv, toggle, msg);
string_format_size(msg, SIZEOF_STR, "`:toggle %s` not supported", option);
return VIEW_NO_FLAGS;
}
static enum request
view_request(struct view *view, enum request request)
{
if (!view || !view->lines)
return request;
if (request == REQ_ENTER && !opt_focus_child &&
view_has_flags(view, VIEW_SEND_CHILD_ENTER)) {
struct view *child = display[1];
if (forward_request_to_child(child, request)) {
view_request(child, request);
return REQ_NONE;
}
}
if (request == REQ_REFRESH && !view_can_refresh(view)) {
report("This view can not be refreshed");
return REQ_NONE;
}
return view->ops->request(view, request, &view->line[view->pos.lineno]);
}
static int
view_driver(struct view *view, enum request request)
{
int i;
if (request == REQ_NONE)
return TRUE;
if (request >= REQ_RUN_REQUESTS) {
request = open_run_request(view, request);
// exit quickly rather than going through view_request and back
if (request == REQ_QUIT)
return FALSE;
}
request = view_request(view, request);
if (request == REQ_NONE)
return TRUE;
switch (request) {
case REQ_MOVE_UP:
case REQ_MOVE_DOWN:
case REQ_MOVE_PAGE_UP:
case REQ_MOVE_PAGE_DOWN:
case REQ_MOVE_FIRST_LINE:
case REQ_MOVE_LAST_LINE:
move_view(view, request);
break;
case REQ_SCROLL_FIRST_COL:
case REQ_SCROLL_LEFT:
case REQ_SCROLL_RIGHT:
case REQ_SCROLL_LINE_DOWN:
case REQ_SCROLL_LINE_UP:
case REQ_SCROLL_PAGE_DOWN:
case REQ_SCROLL_PAGE_UP:
case REQ_SCROLL_WHEEL_DOWN:
case REQ_SCROLL_WHEEL_UP:
scroll_view(view, request);
break;
case REQ_VIEW_GREP:
open_grep_view(view);
break;
case REQ_VIEW_MAIN:
case REQ_VIEW_DIFF:
case REQ_VIEW_LOG:
case REQ_VIEW_TREE:
case REQ_VIEW_HELP:
case REQ_VIEW_BRANCH:
case REQ_VIEW_BLAME:
case REQ_VIEW_BLOB:
case REQ_VIEW_STATUS:
case REQ_VIEW_STAGE:
case REQ_VIEW_PAGER:
case REQ_VIEW_STASH:
open_view(view, request, OPEN_DEFAULT);
break;
case REQ_NEXT:
case REQ_PREVIOUS:
if (view->parent) {
int line;
view = view->parent;
line = view->pos.lineno;
view_request(view, request);
move_view(view, request);
if (view_is_displayed(view))
update_view_title(view);
if (line != view->pos.lineno)
view_request(view, REQ_ENTER);
} else {
move_view(view, request);
}
break;
case REQ_VIEW_NEXT:
{
int nviews = displayed_views();
int next_view = (current_view + 1) % nviews;
if (next_view == current_view) {
report("Only one view is displayed");
break;
}
current_view = next_view;
/* Blur out the title of the previous view. */
update_view_title(view);
report_clear();
break;
}
case REQ_REFRESH:
report("Refreshing is not supported by the %s view", view->name);
break;
case REQ_PARENT:
report("Moving to parent is not supported by the the %s view", view->name);
break;
case REQ_BACK:
report("Going back is not supported for by %s view", view->name);
break;
case REQ_MAXIMIZE:
if (displayed_views() == 2)
maximize_view(view, TRUE);
break;
case REQ_OPTIONS:
case REQ_TOGGLE_LINENO:
case REQ_TOGGLE_DATE:
case REQ_TOGGLE_AUTHOR:
case REQ_TOGGLE_FILENAME:
case REQ_TOGGLE_GRAPHIC:
case REQ_TOGGLE_REV_GRAPH:
case REQ_TOGGLE_REFS:
case REQ_TOGGLE_CHANGES:
case REQ_TOGGLE_IGNORE_SPACE:
case REQ_TOGGLE_ID:
case REQ_TOGGLE_FILES:
case REQ_TOGGLE_TITLE_OVERFLOW:
case REQ_TOGGLE_FILE_SIZE:
case REQ_TOGGLE_UNTRACKED_DIRS:
case REQ_TOGGLE_VERTICAL_SPLIT:
{
char action[SIZEOF_STR] = "";
enum view_flag flags = toggle_option(view, request, action);
if (flags == VIEW_FLAG_RESET_DISPLAY) {
resize_display();
redraw_display(TRUE);
} else {
foreach_displayed_view(view, i) {
if (view_has_flags(view, flags) && !view->unrefreshable)
reload_view(view);
else
redraw_view(view);
}
}
if (*action)
report("%s", action);
}
break;
case REQ_TOGGLE_SORT_FIELD:
case REQ_TOGGLE_SORT_ORDER:
report("Sorting is not yet supported for the %s view", view->name);
break;
case REQ_DIFF_CONTEXT_UP:
case REQ_DIFF_CONTEXT_DOWN:
report("Changing the diff context is not yet supported for the %s view", view->name);
break;
case REQ_SEARCH:
case REQ_SEARCH_BACK:
search_view(view, request);
break;
case REQ_FIND_NEXT:
case REQ_FIND_PREV:
find_next(view, request);
break;
case REQ_STOP_LOADING:
foreach_view(view, i) {
if (view->pipe)
report("Stopped loading the %s view", view->name),
end_update(view, TRUE);
}
break;
case REQ_SHOW_VERSION:
report("tig-%s (built %s)", TIG_VERSION, __DATE__);
return TRUE;
case REQ_SCREEN_REDRAW:
redraw_display(TRUE);
break;
case REQ_EDIT:
report("Nothing to edit");
break;
case REQ_ENTER:
report("Nothing to enter");
break;
case REQ_VIEW_CLOSE:
/* XXX: Mark closed views by letting view->prev point to the
* view itself. Parents to closed view should never be
* followed. */
if (view->prev && view->prev != view) {
maximize_view(view->prev, TRUE);
view->prev = view;
break;
}
/* Fall-through */
case REQ_QUIT:
return FALSE;
default:
report("Unknown key, press %s for help",
get_view_key(view, REQ_VIEW_HELP));
return TRUE;
}
return TRUE;
}
static enum request
open_run_request(struct view *view, enum request request)
{
struct run_request *req = get_run_request(request);
const char **argv = NULL;
bool confirmed = FALSE;
request = REQ_NONE;
if (!req) {
report("Unknown run request");
return request;
}
if (argv_format(view->env, &argv, req->argv, FALSE, TRUE)) {
if (req->internal) {
char cmd[SIZEOF_STR];
if (argv_to_string(argv, cmd, sizeof(cmd), " ")) {
request = run_prompt_command(view, cmd);
}
}
else {
confirmed = !req->confirm;
if (req->confirm) {
char cmd[SIZEOF_STR], prompt[SIZEOF_STR];
const char *and_exit = req->exit ? " and exit" : "";
if (argv_to_string(argv, cmd, sizeof(cmd), " ") &&
string_format(prompt, "Run `%s`%s?", cmd, and_exit) &&
prompt_yesno(prompt)) {
confirmed = TRUE;
}
}
if (confirmed && argv_remove_quotes(argv)) {
if (req->silent)
io_run_bg(argv);
else
open_external_viewer(argv, NULL, !req->exit, "");
}
}
}
if (argv)
argv_free(argv);
free(argv);
if (request == REQ_NONE) {
if (req->confirm && !confirmed)
request = REQ_NONE;
else if (req->exit)
request = REQ_QUIT;
else if (view_has_flags(view, VIEW_REFRESH) && !view->unrefreshable)
request = REQ_REFRESH;
}
return request;
}
enum request
run_prompt_command(struct view *view, const char *argv[])
{
enum request request;
const char *cmd = argv[0];
size_t cmdlen = cmd ? strlen(cmd) : 0;
if (!cmd)
return REQ_NONE;
if (string_isnumber(cmd)) {
int lineno = view->pos.lineno + 1;
if (parse_int(&lineno, cmd, 1, view->lines + 1) == SUCCESS) {
select_view_line(view, lineno - 1);
report_clear();
} else {
report("Unable to parse '%s' as a line number", cmd);
}
} else if (iscommit(cmd)) {
string_ncopy(view->env->search, cmd, cmdlen);
return REQ_JUMP_COMMIT;
} else if (cmdlen > 1 && (cmd[0] == '/' || cmd[0] == '?')) {
char search[SIZEOF_STR];
if (!argv_to_string(argv, search, sizeof(search), " ")) {
report("Failed to copy search string");
return REQ_NONE;
}
if (!strcmp(search + 1, view->env->search))
return cmd[0] == '/' ? REQ_FIND_NEXT : REQ_FIND_PREV;
string_ncopy(view->env->search, search + 1, strlen(search + 1));
return cmd[0] == '/' ? REQ_SEARCH : REQ_SEARCH_BACK;
} else if (cmdlen > 1 && cmd[0] == '!') {
struct view *next = &pager_view;
bool copied;
/* Trim the leading '!'. */
argv[0] = cmd + 1;
copied = argv_format(view->env, &next->argv, argv, FALSE, TRUE);
argv[0] = cmd;
if (!copied) {
report("Argument formatting failed");
} else {
/* When running random commands, initially show the
* command in the title. However, it maybe later be
* overwritten if a commit line is selected. */
argv_to_string(next->argv, next->ref, sizeof(next->ref), " ");
next->dir = NULL;
open_pager_view(view, OPEN_PREPARED | OPEN_WITH_STDERR);
}
} else if (!strcmp(cmd, "toggle")) {
char action[SIZEOF_STR] = "";
enum view_flag flags = prompt_toggle(view, argv, action);
int i;
if (flags & VIEW_RESET_DISPLAY) {
resize_display();
redraw_display(TRUE);
}
foreach_displayed_view(view, i) {
if (view_has_flags(view, flags) && !view->unrefreshable)
reload_view(view);
else
redraw_view(view);
}
if (*action)
report("%s", action);
} else {
