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add a key binding to erase history entries

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it is possible to delete the current history entry using the
erase_history_entry key binding
This commit is contained in:
ailin-nemui 2017-10-06 15:31:52 +02:00
parent 16d68a86ca
commit deac66f33c
3 changed files with 31 additions and 0 deletions
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17
src/fe-common/core/command-history.c
View File

@ -307,6 +307,23 @@ 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)
{
history->pos = NULL;

1
src/fe-common/core/command-history.h
View File

@ -40,6 +40,7 @@ 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);

13
src/fe-text/gui-readline.c
View File

@ -552,6 +552,17 @@ static void key_forward_global_history(void)
g_free(line);
}
static void key_erase_history_entry(void)
{
const char *text;
char *line;
line = gui_entry_get_text(active_entry);
text = command_history_delete_current(active_win, line);
gui_entry_set_text(active_entry, text);
g_free(line);
}
static void key_beginning_of_line(void)
{
gui_entry_set_pos(active_entry, 0);
@ -1243,6 +1254,7 @@ void gui_readline_init(void)
key_bind("forward_history", "Go forward one line in the history", "down", NULL, (SIGNAL_FUNC) key_forward_history);
key_bind("backward_global_history", "Go back one line in the global history", "cup", NULL, (SIGNAL_FUNC) key_backward_global_history);
key_bind("forward_global_history", "Go forward one line in the global history", "cdown", NULL, (SIGNAL_FUNC) key_forward_global_history);
key_bind("erase_history_entry", "Erase the currently active entry from the history", NULL, NULL, (SIGNAL_FUNC) key_erase_history_entry);
/* line editing */
key_bind("backspace", "Delete the previous character", "backspace", NULL, (SIGNAL_FUNC) key_backspace);
@ -1338,6 +1350,7 @@ void gui_readline_deinit(void)
key_unbind("forward_history", (SIGNAL_FUNC) key_forward_history);
key_unbind("backward_global_history", (SIGNAL_FUNC) key_backward_global_history);
key_unbind("forward_global_history", (SIGNAL_FUNC) key_forward_global_history);
key_unbind("erase_history_entry", (SIGNAL_FUNC) key_erase_history_entry);
key_unbind("backspace", (SIGNAL_FUNC) key_backspace);
key_unbind("delete_character", (SIGNAL_FUNC) key_delete_character);