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option to clear the history

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This commit is contained in:
ailin-nemui 2015-12-15 01:52:44 +01:00
commit 4659cea65a
5 changed files with 66 additions and 9 deletions
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45
src/fe-common/core/command-history.c
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@ -33,6 +33,7 @@
static HISTORY_REC *global_history;
static int window_history;
static GSList *histories;
static HISTORY_REC *last_cleared_history;
void command_history_add(HISTORY_REC *history, const char *text)
{
@ -41,6 +42,13 @@ void command_history_add(HISTORY_REC *history, const char *text)
g_return_if_fail(history != NULL);
g_return_if_fail(text != NULL);
if (last_cleared_history == history) {
last_cleared_history = NULL;
return; /* ignore this history addition, we just
cleared it */
}
last_cleared_history = NULL;
link = g_list_last(history->list);
if (link != NULL && g_strcmp0(link->data, text) == 0)
return; /* same as previous entry */
@ -94,13 +102,13 @@ HISTORY_REC *command_history_current(WINDOW_REC *window)
if (window == NULL)
return global_history;
if (window_history)
return window->history;
rec = command_history_find_name(window->history_name);
if (rec != NULL)
return rec;
if (window_history)
return window->history;
return global_history;
}
@ -178,6 +186,18 @@ HISTORY_REC *command_history_create(const char *name)
return rec;
}
void command_history_clear(HISTORY_REC *history)
{
g_return_if_fail(history != NULL);
command_history_clear_pos_func(history, NULL);
g_list_foreach(history->list, (GFunc) g_free, NULL);
g_list_free(history->list);
history->list = NULL;
history->lines = 0;
last_cleared_history = history;
}
void command_history_destroy(HISTORY_REC *history)
{
g_return_if_fail(history != NULL);
@ -186,9 +206,8 @@ void command_history_destroy(HISTORY_REC *history)
g_return_if_fail(history->refcount == 0);
histories = g_slist_remove(histories, history);
g_list_foreach(history->list, (GFunc) g_free, NULL);
g_list_free(history->list);
command_history_clear(history);
last_cleared_history = NULL; /* was destroyed */
g_free_not_null(history->name);
g_free(history);
@ -229,6 +248,18 @@ static void sig_window_destroyed(WINDOW_REC *window)
g_free_not_null(window->history_name);
}
static void sig_window_history_cleared(WINDOW_REC *window, const char *name) {
HISTORY_REC *history;
if (name == NULL || *name == '\0') {
history = command_history_current(window);
} else {
history = command_history_find_name(name);
}
command_history_clear(history);
}
static void sig_window_history_changed(WINDOW_REC *window, const char *oldname)
{
command_history_link(window->history_name);
@ -279,6 +310,7 @@ void command_history_init(void)
signal_add("window created", (SIGNAL_FUNC) sig_window_created);
signal_add("window destroyed", (SIGNAL_FUNC) sig_window_destroyed);
signal_add("window history changed", (SIGNAL_FUNC) sig_window_history_changed);
signal_add_last("window history cleared", (SIGNAL_FUNC) sig_window_history_cleared);
signal_add("setup changed", (SIGNAL_FUNC) read_settings);
}
@ -287,6 +319,7 @@ void command_history_deinit(void)
signal_remove("window created", (SIGNAL_FUNC) sig_window_created);
signal_remove("window destroyed", (SIGNAL_FUNC) sig_window_destroyed);
signal_remove("window history changed", (SIGNAL_FUNC) sig_window_history_changed);
signal_remove("window history cleared", (SIGNAL_FUNC) sig_window_history_cleared);
signal_remove("setup changed", (SIGNAL_FUNC) read_settings);
command_history_destroy(global_history);