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regedit: handle pgup/pgdn/home/end keys on lists

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Signed-off-by: Chris Davis <cd.rattan@gmail.com>
Reviewed-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Michael Adam <obnox@samba.org>
This commit is contained in:
Chris Davis 2014-08-10 18:26:14 -07:00 committed by Michael Adam
parent b96c432194
commit 3b80f256ba
3 changed files with 98 additions and 5 deletions
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28
source3/utils/regedit.c
View File

@ -378,6 +378,22 @@ static void handle_tree_input(struct regedit *regedit, int c)
tree_view_driver(regedit->keys, ML_CURSOR_UP);
load_values(regedit);
break;
case KEY_NPAGE:
tree_view_driver(regedit->keys, ML_CURSOR_PGDN);
load_values(regedit);
break;
case KEY_PPAGE:
tree_view_driver(regedit->keys, ML_CURSOR_PGUP);
load_values(regedit);
break;
case KEY_HOME:
tree_view_driver(regedit->keys, ML_CURSOR_HOME);
load_values(regedit);
break;
case KEY_END:
tree_view_driver(regedit->keys, ML_CURSOR_END);
load_values(regedit);
break;
case '\n':
case KEY_ENTER:
case KEY_RIGHT:
@ -476,6 +492,18 @@ static void handle_value_input(struct regedit *regedit, int c)
case KEY_UP:
value_list_driver(regedit->vl, ML_CURSOR_UP);
break;
case KEY_NPAGE:
value_list_driver(regedit->vl, ML_CURSOR_PGDN);
break;
case KEY_PPAGE:
value_list_driver(regedit->vl, ML_CURSOR_PGUP);
break;
case KEY_HOME:
value_list_driver(regedit->vl, ML_CURSOR_HOME);
break;
case KEY_END:
value_list_driver(regedit->vl, ML_CURSOR_END);
break;
case 'b':
case 'B':
binmode = true;

69
source3/utils/regedit_list.c
View File

@ -405,21 +405,33 @@ WERROR multilist_set_data(struct multilist *list, const void *data)
return WERR_OK;
}
static int get_window_height(struct multilist *list)
{
int height;
height = list->window_height;
if (list->cb->get_column_header) {
height--;
}
return height;
}
static void fix_start_row(struct multilist *list)
{
int height;
/* adjust start_row so that the cursor appears on the screen */
height = list->window_height;
if (list->cb->get_column_header) {
height--;
}
height = get_window_height(list);
if (list->cursor_row < list->start_row) {
list->start_row = list->cursor_row;
} else if (list->cursor_row >= list->start_row + height) {
list->start_row = list->cursor_row - height + 1;
}
if (list->nrows > height && list->nrows - list->start_row < height) {
list->start_row = list->nrows - height;
}
}
WERROR multilist_set_window(struct multilist *list, WINDOW *window)
@ -457,6 +469,10 @@ void multilist_refresh(struct multilist *list)
{
int window_start_row, height;
if (list->nrows == 0) {
return;
}
/* copy from pad, starting at start_row, to the window, accounting
for the column header (if present). */
height = MIN(list->window_height, list->nrows);
@ -474,6 +490,7 @@ void multilist_refresh(struct multilist *list)
void multilist_driver(struct multilist *list, int c)
{
unsigned page;
const void *tmp;
if (list->nrows == 0) {
@ -497,6 +514,50 @@ void multilist_driver(struct multilist *list, int c)
list->cursor_row++;
tmp = data_get_next_row(list, list->current_row);
break;
case ML_CURSOR_PGUP:
if (list->cursor_row == 0) {
return;
}
unhighlight_current_row(list);
page = get_window_height(list);
if (page > list->cursor_row) {
list->cursor_row = 0;
} else {
list->cursor_row -= page;
list->start_row -= page;
}
tmp = data_get_row_n(list, list->cursor_row);
break;
case ML_CURSOR_PGDN:
if (list->cursor_row == list->nrows - 1) {
return;
}
unhighlight_current_row(list);
page = get_window_height(list);
if (page > list->nrows - list->cursor_row - 1) {
list->cursor_row = list->nrows - 1;
} else {
list->cursor_row += page;
list->start_row += page;
}
tmp = data_get_row_n(list, list->cursor_row);
break;
case ML_CURSOR_HOME:
if (list->cursor_row == 0) {
return;
}
unhighlight_current_row(list);
list->cursor_row = 0;
tmp = data_get_row_n(list, list->cursor_row);
break;
case ML_CURSOR_END:
if (list->cursor_row == list->nrows - 1) {
return;
}
unhighlight_current_row(list);
list->cursor_row = list->nrows - 1;
tmp = data_get_row_n(list, list->cursor_row);
break;
}
SMB_ASSERT(tmp);

6
source3/utils/regedit_list.h
View File

@ -69,7 +69,11 @@ void multilist_refresh(struct multilist *list);
enum {
ML_CURSOR_UP,
ML_CURSOR_DOWN
ML_CURSOR_DOWN,
ML_CURSOR_PGUP,
ML_CURSOR_PGDN,
ML_CURSOR_HOME,
ML_CURSOR_END
};
void multilist_driver(struct multilist *list, int c);
const void *multilist_get_current_row(struct multilist *list);