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Disable all cursor movements if file panel is empty.

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Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
This commit is contained in:
Andrew Borodin 2024-10-19 10:45:12 +03:00
parent 562eb7449a
commit b14f778e6b
1 changed files with 18 additions and 6 deletions
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24
src/filemanager/panel.c
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@ -2195,7 +2195,7 @@ move_down (WPanel *panel)
{ {
int items; int items;
if (panel->current + 1 == panel->dir.len) if (panel->dir.len == 0 || panel->current + 1 == panel->dir.len)
return; return;
unselect_item (panel); unselect_item (panel);
@ -2226,7 +2226,7 @@ move_down (WPanel *panel)
static void static void
move_up (WPanel *panel) move_up (WPanel *panel)
{ {
if (panel->current == 0) if (panel->dir.len == 0 || panel->current <= 0)
return; return;
unselect_item (panel); unselect_item (panel);
@ -2259,6 +2259,9 @@ panel_move_current (WPanel *panel, int lines)
int new_pos; int new_pos;
gboolean adjust = FALSE; gboolean adjust = FALSE;
if (panel->dir.len == 0 || panel->current < 0)
return;
new_pos = panel->current + lines; new_pos = panel->current + lines;
if (new_pos >= panel->dir.len) if (new_pos >= panel->dir.len)
new_pos = panel->dir.len - 1; new_pos = panel->dir.len - 1;
@ -2327,7 +2330,7 @@ prev_page (WPanel *panel)
{ {
int items; int items;
if (panel->current == 0 && panel->top == 0) if (panel->dir.len == 0 || panel->current < 0 || (panel->current == 0 && panel->top == 0))
return; return;
unselect_item (panel); unselect_item (panel);
@ -2402,7 +2405,7 @@ next_page (WPanel *panel)
{ {
int items; int items;
if (panel->current == panel->dir.len - 1) if (panel->dir.len == 0 || panel->current < 0 || panel->current == panel->dir.len - 1)
return; return;
unselect_item (panel); unselect_item (panel);
@ -2445,6 +2448,9 @@ goto_child_dir (WPanel *panel)
static void static void
goto_top_file (WPanel *panel) goto_top_file (WPanel *panel)
{ {
if (panel->dir.len == 0 || panel->current < 0)
return;
unselect_item (panel); unselect_item (panel);
panel->current = panel->top; panel->current = panel->top;
select_item (panel); select_item (panel);
@ -2455,6 +2461,9 @@ goto_top_file (WPanel *panel)
static void static void
goto_middle_file (WPanel *panel) goto_middle_file (WPanel *panel)
{ {
if (panel->dir.len == 0 || panel->current < 0)
return;
unselect_item (panel); unselect_item (panel);
panel->current = panel->top + panel_items (panel) / 2; panel->current = panel->top + panel_items (panel) / 2;
select_item (panel); select_item (panel);
@ -2465,6 +2474,9 @@ goto_middle_file (WPanel *panel)
static void static void
goto_bottom_file (WPanel *panel) goto_bottom_file (WPanel *panel)
{ {
if (panel->dir.len == 0 || panel->current < 0)
return;
unselect_item (panel); unselect_item (panel);
panel->current = panel->top + panel_items (panel) - 1; panel->current = panel->top + panel_items (panel) - 1;
select_item (panel); select_item (panel);
@ -2475,7 +2487,7 @@ goto_bottom_file (WPanel *panel)
static void static void
move_home (WPanel *panel) move_home (WPanel *panel)
{ {
if (panel->current == 0) if (panel->dir.len == 0 || panel->current <= 0)
return; return;
unselect_item (panel); unselect_item (panel);
@ -2510,7 +2522,7 @@ move_home (WPanel *panel)
static void static void
move_end (WPanel *panel) move_end (WPanel *panel)
{ {
if (panel->current == panel->dir.len - 1) if (panel->dir.len == 0 || panel->current < 0 || panel->current == panel->dir.len - 1)
return; return;
unselect_item (panel); unselect_item (panel);