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-rw-r--r--src/fe-common/core/command-history.c233
-rw-r--r--src/fe-common/core/command-history.h19
2 files changed, 227 insertions, 25 deletions
diff --git a/src/fe-common/core/command-history.c b/src/fe-common/core/command-history.c
index 55474b1b..32d7adaa 100644
--- a/src/fe-common/core/command-history.c
+++ b/src/fe-common/core/command-history.c
@@ -30,10 +30,93 @@
#include "command-history.h"
/* command history */
+static GList *history_entries;
static HISTORY_REC *global_history;
static int window_history;
static GSList *histories;
+static HISTORY_ENTRY_REC *history_entry_new(HISTORY_REC *history, const char *text)
+{
+ HISTORY_ENTRY_REC *entry;
+
+ entry = g_new0(HISTORY_ENTRY_REC, 1);
+ entry->text = g_strdup(text);
+ entry->history = history;
+ entry->time = time(NULL);
+
+ return entry;
+}
+
+static void history_entry_destroy(HISTORY_ENTRY_REC *entry)
+{
+ g_free((char *)entry->text);
+ g_free(entry);
+}
+
+GList *command_history_list_last(HISTORY_REC *history)
+{
+ GList *link;
+
+ link = g_list_last(history_entries);
+ while (link != NULL && history != NULL && ((HISTORY_ENTRY_REC *)link->data)->history != history) {
+ link = link->prev;
+ }
+
+ return link;
+}
+
+GList *command_history_list_first(HISTORY_REC *history)
+{
+ GList *link;
+
+ link = history_entries;
+ while (link != NULL && history != NULL && ((HISTORY_ENTRY_REC *)link->data)->history != history) {
+ link = link->next;
+ }
+
+ return link;
+}
+
+GList *command_history_list_prev(HISTORY_REC *history, GList *pos)
+{
+ GList *link;
+
+ link = pos != NULL ? pos->prev : NULL;
+ while (link != NULL && history != NULL && ((HISTORY_ENTRY_REC *)link->data)->history != history) {
+ link = link->prev;
+ }
+
+ return link;
+}
+
+GList *command_history_list_next(HISTORY_REC *history, GList *pos)
+{
+ GList *link;
+
+ link = pos != NULL ? pos->next : NULL;
+ while (link != NULL && history != NULL && ((HISTORY_ENTRY_REC *)link->data)->history != history) {
+ link = link->next;
+ }
+
+ return link;
+}
+
+static void command_history_clear_pos_for_unlink_func(HISTORY_REC *history, GList* link)
+{
+ if (history->pos == link) {
+ history->pos = command_history_list_next(history, link);
+ history->redo = 1;
+ }
+}
+
+static void history_list_delete_link_and_destroy(GList *link)
+{
+ g_slist_foreach(histories,
+ (GFunc) command_history_clear_pos_for_unlink_func, link);
+ history_entry_destroy(link->data);
+ history_entries = g_list_delete_link(history_entries, link);
+}
+
void command_history_add(HISTORY_REC *history, const char *text)
{
GList *link;
@@ -41,21 +124,19 @@ void command_history_add(HISTORY_REC *history, const char *text)
g_return_if_fail(history != NULL);
g_return_if_fail(text != NULL);
- link = g_list_last(history->list);
- if (link != NULL && g_strcmp0(link->data, text) == 0)
- return; /* same as previous entry */
+ link = command_history_list_last(history);
+ if (link != NULL && g_strcmp0(((HISTORY_ENTRY_REC *)link->data)->text, text) == 0)
+ return; /* same as previous entry */
if (settings_get_int("max_command_history") < 1 ||
history->lines < settings_get_int("max_command_history"))
history->lines++;
else {
- link = history->list;
- g_free(link->data);
- history->list = g_list_remove_link(history->list, link);
- g_list_free_1(link);
+ link = command_history_list_first(history);
+ history_list_delete_link_and_destroy(link);
}
- history->list = g_list_append(history->list, g_strdup(text));
+ history_entries = g_list_append(history_entries, history_entry_new(history, text));
}
HISTORY_REC *command_history_find(HISTORY_REC *history)
@@ -87,6 +168,61 @@ HISTORY_REC *command_history_find_name(const char *name)
return NULL;
}
+static int history_entry_after_time_sort(const HISTORY_ENTRY_REC *a, const HISTORY_ENTRY_REC *b)
+{
+ return a->time == b->time ? 1 : a->time - b->time;
+}
+
+void command_history_load_entry(time_t history_time, HISTORY_REC *history, const char *text)
+{
+ HISTORY_ENTRY_REC *entry;
+
+ g_return_if_fail(history != NULL);
+ g_return_if_fail(text != NULL);
+
+ entry = g_new0(HISTORY_ENTRY_REC, 1);
+ entry->text = g_strdup(text);
+ entry->history = history;
+ entry->time = history_time;
+
+ history->lines++;
+
+ history_entries = g_list_insert_sorted(history_entries, entry, (GCompareFunc)history_entry_after_time_sort);
+}
+
+static int history_entry_find_func(const HISTORY_ENTRY_REC *data, const HISTORY_ENTRY_REC *user_data)
+{
+ if ((user_data->time == -1 || (data->time == user_data->time)) &&
+ (user_data->history == NULL || (data->history == user_data->history)) &&
+ g_strcmp0(data->text, user_data->text) == 0) {
+ return 0;
+ } else {
+ return -1;
+ }
+}
+
+gboolean command_history_delete_entry(time_t history_time, HISTORY_REC *history, const char *text)
+{
+ GList *link;
+ HISTORY_ENTRY_REC entry;
+
+ g_return_val_if_fail(history != NULL, FALSE);
+ g_return_val_if_fail(text != NULL, FALSE);
+
+ entry.text = text;
+ entry.history = history;
+ entry.time = history_time;
+
+ link = g_list_find_custom(history_entries, &entry, (GCompareFunc)history_entry_find_func);
+ if (link != NULL) {
+ ((HISTORY_ENTRY_REC *)link->data)->history->lines--;
+ history_list_delete_link_and_destroy(link);
+ return TRUE;
+ } else {
+ return FALSE;
+ }
+}
+
HISTORY_REC *command_history_current(WINDOW_REC *window)
{
HISTORY_REC *rec;
@@ -104,32 +240,44 @@ HISTORY_REC *command_history_current(WINDOW_REC *window)
return global_history;
}
-const char *command_history_prev(WINDOW_REC *window, const char *text)
+static const char *command_history_prev_int(WINDOW_REC *window, const char *text, gboolean global)
{
HISTORY_REC *history;
GList *pos;
history = command_history_current(window);
pos = history->pos;
+ history->redo = 0;
if (pos != NULL) {
/* don't go past the first entry (no wrap around) */
- if (history->pos->prev != NULL)
- history->pos = history->pos->prev;
+ GList *prev = command_history_list_prev(global ? NULL : history, history->pos);
+ if (prev != NULL)
+ history->pos = prev;
} else {
- history->pos = g_list_last(history->list);
+ history->pos = command_history_list_last(global ? NULL : history);
}
if (*text != '\0' &&
- (pos == NULL || g_strcmp0(pos->data, text) != 0)) {
+ (pos == NULL || g_strcmp0(((HISTORY_ENTRY_REC *)pos->data)->text, text) != 0)) {
/* save the old entry to history */
command_history_add(history, text);
}
- return history->pos == NULL ? text : history->pos->data;
+ return history->pos == NULL ? text : ((HISTORY_ENTRY_REC *)history->pos->data)->text;
}
-const char *command_history_next(WINDOW_REC *window, const char *text)
+const char *command_history_prev(WINDOW_REC *window, const char *text)
+{
+ return command_history_prev_int(window, text, FALSE);
+}
+
+const char *command_global_history_prev(WINDOW_REC *window, const char *text)
+{
+ return command_history_prev_int(window, text, TRUE);
+}
+
+static const char *command_history_next_int(WINDOW_REC *window, const char *text, gboolean global)
{
HISTORY_REC *history;
GList *pos;
@@ -137,15 +285,43 @@ const char *command_history_next(WINDOW_REC *window, const char *text)
history = command_history_current(window);
pos = history->pos;
- if (pos != NULL)
- history->pos = history->pos->next;
+ if (!(history->redo) && pos != NULL)
+ history->pos = command_history_list_next(global ? NULL : history, history->pos);
+ history->redo = 0;
if (*text != '\0' &&
- (pos == NULL || g_strcmp0(pos->data, text) != 0)) {
+ (pos == NULL || g_strcmp0(((HISTORY_ENTRY_REC *)pos->data)->text, text) != 0)) {
/* save the old entry to history */
command_history_add(history, text);
}
- return history->pos == NULL ? "" : history->pos->data;
+ return history->pos == NULL ? "" : ((HISTORY_ENTRY_REC *)history->pos->data)->text;
+}
+
+const char *command_history_next(WINDOW_REC *window, const char *text)
+{
+ return command_history_next_int(window, text, FALSE);
+}
+
+const char *command_global_history_next(WINDOW_REC *window, const char *text)
+{
+ return command_history_next_int(window, text, TRUE);
+}
+
+const char *command_history_delete_current(WINDOW_REC *window, const char *text)
+{
+ HISTORY_REC *history;
+ GList *pos;
+
+ history = command_history_current(window);
+ pos = history->pos;
+
+ if (pos != NULL && g_strcmp0(((HISTORY_ENTRY_REC *)pos->data)->text, text) == 0) {
+ ((HISTORY_ENTRY_REC *)pos->data)->history->lines--;
+ history_list_delete_link_and_destroy(pos);
+ }
+
+ history->redo = 0;
+ return history->pos == NULL ? "" : ((HISTORY_ENTRY_REC *)history->pos->data)->text;
}
void command_history_clear_pos_func(HISTORY_REC *history, gpointer user_data)
@@ -175,12 +351,17 @@ HISTORY_REC *command_history_create(const char *name)
void command_history_clear(HISTORY_REC *history)
{
+ GList *link, *next;
+
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;
+ link = command_history_list_first(history);
+ while (link != NULL) {
+ next = command_history_list_next(history, link);
+ history_list_delete_link_and_destroy(link);
+ link = next;
+ }
history->lines = 0;
}
@@ -264,8 +445,8 @@ static char *special_history_func(const char *text, void *item, int *free_ret)
ret = NULL;
history = command_history_current(window);
- for (tmp = history->list; tmp != NULL; tmp = tmp->next) {
- const char *line = tmp->data;
+ for (tmp = command_history_list_first(history); tmp != NULL; tmp = command_history_list_next(history, tmp)) {
+ const char *line = ((HISTORY_ENTRY_REC *)tmp->data)->text;
if (match_wildcards(findtext, line)) {
*free_ret = TRUE;
@@ -289,6 +470,8 @@ void command_history_init(void)
special_history_func_set(special_history_func);
+ history_entries = NULL;
+
global_history = command_history_create(NULL);
read_settings();
@@ -308,4 +491,6 @@ void command_history_deinit(void)
signal_remove("setup changed", (SIGNAL_FUNC) read_settings);
command_history_destroy(global_history);
+
+ g_list_free_full(history_entries, (GDestroyNotify) history_entry_destroy);
}
diff --git a/src/fe-common/core/command-history.h b/src/fe-common/core/command-history.h
index 45126092..ed093415 100644
--- a/src/fe-common/core/command-history.h
+++ b/src/fe-common/core/command-history.h
@@ -6,12 +6,19 @@
typedef struct {
char *name;
- GList *list, *pos;
+ GList *pos;
int lines;
int refcount;
+ int redo:1;
} HISTORY_REC;
+typedef struct {
+ const char *text;
+ HISTORY_REC *history;
+ time_t time;
+} HISTORY_ENTRY_REC;
+
HISTORY_REC *command_history_find(HISTORY_REC *history);
HISTORY_REC *command_history_find_name(const char *name);
@@ -21,9 +28,19 @@ void command_history_init(void);
void command_history_deinit(void);
void command_history_add(HISTORY_REC *history, const char *text);
+void command_history_load_entry(time_t time, HISTORY_REC *history, const char *text);
+gboolean command_history_delete_entry(time_t history_time, HISTORY_REC *history, const char *text);
+
+GList *command_history_list_last(HISTORY_REC *history);
+GList *command_history_list_first(HISTORY_REC *history);
+GList *command_history_list_prev(HISTORY_REC *history, GList *pos);
+GList *command_history_list_next(HISTORY_REC *history, GList *pos);
const char *command_history_prev(WINDOW_REC *window, const char *text);
const char *command_history_next(WINDOW_REC *window, const char *text);
+const char *command_global_history_prev(WINDOW_REC *window, const char *text);
+const char *command_global_history_next(WINDOW_REC *window, const char *text);
+const char *command_history_delete_current(WINDOW_REC *window, const char *text);
void command_history_clear_pos(WINDOW_REC *window);