From 946d9459c57fc38b2536d40a45b7d4c9186b6734 Mon Sep 17 00:00:00 2001 From: Tony Crisci Date: Wed, 14 Feb 2018 14:30:27 -0500 Subject: get swayc in direction --- sway/tree/layout.c | 174 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 174 insertions(+) (limited to 'sway/tree/layout.c') diff --git a/sway/tree/layout.c b/sway/tree/layout.c index 3651d279..9768279a 100644 --- a/sway/tree/layout.c +++ b/sway/tree/layout.c @@ -10,6 +10,7 @@ #include "sway/layout.h" #include "sway/output.h" #include "sway/view.h" +#include "sway/input/seat.h" #include "list.h" #include "log.h" @@ -346,3 +347,176 @@ void apply_vert_layout(swayc_t *container, */ } } + +/** + * Get swayc in the direction of newly entered output. + */ +static swayc_t *get_swayc_in_output_direction(swayc_t *output, + enum movement_direction dir, struct sway_seat *seat) { + // XXX is this really a seat function or can we do it with the default + // seat? + if (!output) { + return NULL; + } + + swayc_t *ws = sway_seat_get_focus_inactive(seat, output); + if (ws->type != C_WORKSPACE) { + ws = swayc_parent_by_type(ws, C_WORKSPACE); + } + + if (ws && ws->children->length > 0) { + switch (dir) { + case MOVE_LEFT: + // get most right child of new output + return ws->children->items[ws->children->length-1]; + case MOVE_RIGHT: + // get most left child of new output + return ws->children->items[0]; + case MOVE_UP: + case MOVE_DOWN: + { + swayc_t *focused = sway_seat_get_focus_inactive(seat, ws); + if (focused && focused->parent) { + swayc_t *parent = focused->parent; + if (parent->layout == L_VERT) { + if (dir == MOVE_UP) { + // get child furthest down on new output + return parent->children->items[parent->children->length-1]; + } else if (dir == MOVE_DOWN) { + // get child furthest up on new output + return parent->children->items[0]; + } + } + return focused; + } + break; + } + default: + break; + } + } + + return output; +} + +static void get_absolute_center_position(swayc_t *container, int *x, int *y) { + *x = container->x + container->width/2; + *y = container->y + container->height/2; +} + +static swayc_t *get_swayc_in_direction_under(swayc_t *container, + enum movement_direction dir, struct sway_seat *seat, swayc_t *limit) { + if (dir == MOVE_CHILD) { + return sway_seat_get_focus_inactive(seat, container); + } + + swayc_t *parent = container->parent; + if (dir == MOVE_PARENT) { + if (parent->type == C_OUTPUT) { + return NULL; + } else { + return parent; + } + } + + if (dir == MOVE_PREV || dir == MOVE_NEXT) { + int focused_idx = index_child(container); + if (focused_idx == -1) { + return NULL; + } else { + int desired = (focused_idx + (dir == MOVE_NEXT ? 1 : -1)) % + parent->children->length; + if (desired < 0) { + desired += parent->children->length; + } + return parent->children->items[desired]; + } + } + + // If moving to an adjacent output we need a starting position (since this + // output might border to multiple outputs). + //struct wlc_point abs_pos; + //get_absolute_center_position(container, &abs_pos); + + + // TODO WLR fullscreen + /* + if (container->type == C_VIEW && swayc_is_fullscreen(container)) { + wlr_log(L_DEBUG, "Moving from fullscreen view, skipping to output"); + container = swayc_parent_by_type(container, C_OUTPUT); + get_absolute_center_position(container, &abs_pos); + swayc_t *output = swayc_adjacent_output(container, dir, &abs_pos, true); + return get_swayc_in_output_direction(output, dir); + } + if (container->type == C_WORKSPACE && container->fullscreen) { + sway_log(L_DEBUG, "Moving to fullscreen view"); + return container->fullscreen; + } + */ + + swayc_t *wrap_candidate = NULL; + while (true) { + // Test if we can even make a difference here + bool can_move = false; + int desired; + int idx = index_child(container); + if (parent->type == C_ROOT) { + struct wlr_output_layout *layout = root_container.sway_root->output_layout; + wlr_output_layout_adjacent_output(layout, container->sway_output->wlr_output); + //swayc_t *output = swayc_adjacent_output(container, dir, &abs_pos, true); + if (!output || output == container) { + return wrap_candidate; + } + wlr_log(L_DEBUG, "Moving between outputs"); + return get_swayc_in_output_direction(output, dir, seat); + } else { + if (dir == MOVE_LEFT || dir == MOVE_RIGHT) { + if (parent->layout == L_HORIZ || parent->layout == L_TABBED) { + can_move = true; + desired = idx + (dir == MOVE_LEFT ? -1 : 1); + } + } else { + if (parent->layout == L_VERT || parent->layout == L_STACKED) { + can_move = true; + desired = idx + (dir == MOVE_UP ? -1 : 1); + } + } + } + + if (can_move) { + // TODO handle floating + 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]; + } + if (config->force_focus_wrapping) { + return wrap_candidate; + } + } + } else { + wlr_log(L_DEBUG, "%s cont %d-%p dir %i sibling %d: %p", __func__, + idx, container, dir, desired, parent->children->items[desired]); + return parent->children->items[desired]; + } + } + + if (!can_move) { + container = parent; + parent = parent->parent; + if (!parent || container == limit) { + // wrapping is the last chance + return wrap_candidate; + } + } + } +} + +swayc_t *get_swayc_in_direction(swayc_t *container, struct sway_seat *seat, + enum movement_direction dir) { + return get_swayc_in_direction_under(container, dir, seat, NULL); +} -- cgit v1.2.3