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wrap container in direction (if possible)

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Introduces container wrapping - if there is no other viable move, the
selection wraps on the first container where such action is possible.
This commit is contained in:
D.B 2016-10-07 07:10:06 +02:00
parent fa119661e9
commit 7f558ce894
1 changed files with 18 additions and 4 deletions
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22
sway/layout.c
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@ -1084,13 +1084,17 @@ swayc_t *get_swayc_in_direction_under(swayc_t *container, enum movement_directio
return container->fullscreen; return container->fullscreen;
} }
swayc_t *wrap_candidate = NULL;
while (true) { while (true) {
// Test if we can even make a difference here // Test if we can even make a difference here
bool can_move = false; bool can_move = false;
int diff = 0; int diff = 0;
if (parent->type == C_ROOT) { if (parent->type == C_ROOT) {
sway_log(L_DEBUG, "Moving between outputs");
swayc_t *output = swayc_adjacent_output(container, dir, &abs_pos, true); swayc_t *output = swayc_adjacent_output(container, dir, &abs_pos, true);
if (!output || output == container) {
return wrap_candidate;
}
sway_log(L_DEBUG, "Moving between outputs");
return get_swayc_in_output_direction(output, dir); return get_swayc_in_output_direction(output, dir);
} else { } else {
if (dir == MOVE_LEFT || dir == MOVE_RIGHT) { if (dir == MOVE_LEFT || dir == MOVE_RIGHT) {
@ -1108,8 +1112,18 @@ swayc_t *get_swayc_in_direction_under(swayc_t *container, enum movement_directio
if (can_move) { if (can_move) {
int desired = index_child(container) + diff; int desired = index_child(container) + diff;
if (container->is_floating || desired < 0 || desired >= parent->children->length) { if (container->is_floating) {
can_move = false; can_move = false;
} else if (desired < 0 || desired >= parent->children->length) {
can_move = false;
int len = parent->children->length;
if (!wrap_candidate && len > 1) {
if (desired < 0) {
wrap_candidate = parent->children->items[len-1];
} else {
wrap_candidate = parent->children->items[0];
}
}
} else { } else {
return parent->children->items[desired]; return parent->children->items[desired];
} }
@ -1118,8 +1132,8 @@ swayc_t *get_swayc_in_direction_under(swayc_t *container, enum movement_directio
container = parent; container = parent;
parent = parent->parent; parent = parent->parent;
if (!parent || container == limit) { if (!parent || container == limit) {
// Nothing we can do // wrapping is the last chance
return NULL; return wrap_candidate;
} }
} }
} }