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Fix null pointer trying to alt-tab without windows

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This commit is contained in:
Kevin Lange 2014-05-19 18:38:16 -07:00
parent dcdf53db89
commit 29e7f0def1
1 changed files with 5 additions and 1 deletions
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6
userspace/gui/core/panel.c
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@ -223,6 +223,8 @@ static void handle_key_event(struct yutani_msg_key_event * ke) {
struct window_ad * ad = ads_by_z[new_focused];
if (!ad) return;
yutani_focus_window(yctx, ad->wid);
was_tabbing = 0;
new_focused = -1;
@ -241,6 +243,8 @@ static void handle_key_event(struct yutani_msg_key_event * ke) {
int direction = (ke->event.modifiers & KEY_MOD_LEFT_SHIFT) ? 1 : -1;
if (window_list->length < 1) return;
if (was_tabbing) {
new_focused = new_focused + direction;
} else {
@ -257,7 +261,7 @@ static void handle_key_event(struct yutani_msg_key_event * ke) {
if (new_focused < 0) {
new_focused = 0;
for (int i = 0; i < 18; i++) {
for (int i = 0; i < MAX_WINDOW_COUNT; i++) {
if (ads_by_z[i+1] == NULL) {
new_focused = i;
break;