mirror of https://github.com/swaywm/sway.git
339 lines
8.9 KiB
C
339 lines
8.9 KiB
C
#include <wlc/wlc.h>
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#include <math.h>
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#include "layout.h"
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#include "focus.h"
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#include "log.h"
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#include "input_state.h"
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#include "handlers.h"
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#include "resize.h"
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static bool set_size_floating(int new_dimension, bool use_width) {
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swayc_t *view = get_focused_float(swayc_active_workspace());
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if (view) {
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if (use_width) {
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int current_width = view->width;
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view->desired_width = new_dimension;
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floating_view_sane_size(view);
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int new_x = view->x + (int)(((view->desired_width - current_width) / 2) * -1);
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view->width = view->desired_width;
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view->x = new_x;
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update_geometry(view);
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} else {
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int current_height = view->height;
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view->desired_height = new_dimension;
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floating_view_sane_size(view);
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int new_y = view->y + (int)(((view->desired_height - current_height) / 2) * -1);
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view->height = view->desired_height;
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view->y = new_y;
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update_geometry(view);
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}
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return true;
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}
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return false;
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}
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static bool resize_floating(int amount, bool use_width) {
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swayc_t *view = get_focused_float(swayc_active_workspace());
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if (view) {
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if (use_width) {
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return set_size_floating(view->width + amount, true);
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} else {
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return set_size_floating(view->height + amount, false);
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}
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}
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return false;
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}
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static bool resize_tiled(int amount, bool use_width) {
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swayc_t *parent = get_focused_view(swayc_active_workspace());
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swayc_t *focused = parent;
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swayc_t *sibling;
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if (!parent) {
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return true;
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}
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// Find the closest parent container which has siblings of the proper layout.
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// Then apply the resize to all of them.
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int i;
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if (use_width) {
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int lnumber = 0;
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int rnumber = 0;
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while (parent->parent) {
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if (parent->parent->layout == L_HORIZ && parent->parent->children) {
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for (i = 0; i < parent->parent->children->length; i++) {
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sibling = parent->parent->children->items[i];
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if (sibling->x != focused->x) {
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if (sibling->x < parent->x) {
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lnumber++;
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} else if (sibling->x > parent->x) {
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rnumber++;
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}
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}
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}
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if (rnumber || lnumber) {
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break;
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}
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}
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parent = parent->parent;
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}
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if (parent == &root_container) {
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return true;
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}
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sway_log(L_DEBUG, "Found the proper parent: %p. It has %d l conts, and %d r conts", parent->parent, lnumber, rnumber);
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//TODO: Ensure rounding is done in such a way that there are NO pixel leaks
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bool valid = true;
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for (i = 0; i < parent->parent->children->length; i++) {
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sibling = parent->parent->children->items[i];
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if (sibling->x != focused->x) {
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if (sibling->x < parent->x) {
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double pixels = -1 * amount;
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pixels /= lnumber;
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if (rnumber) {
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if ((sibling->width + pixels/2) < min_sane_w) {
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valid = false;
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break;
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}
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} else {
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if ((sibling->width + pixels) < min_sane_w) {
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valid = false;
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break;
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}
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}
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} else if (sibling->x > parent->x) {
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double pixels = -1 * amount;
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pixels /= rnumber;
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if (lnumber) {
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if ((sibling->width + pixels/2) < min_sane_w) {
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valid = false;
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break;
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}
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} else {
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if ((sibling->width + pixels) < min_sane_w) {
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valid = false;
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break;
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}
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}
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}
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} else {
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double pixels = amount;
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if (parent->width + pixels < min_sane_w) {
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valid = false;
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break;
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}
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}
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}
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if (valid) {
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for (i = 0; i < parent->parent->children->length; i++) {
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sibling = parent->parent->children->items[i];
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if (sibling->x != focused->x) {
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if (sibling->x < parent->x) {
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double pixels = -1 * amount;
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pixels /= lnumber;
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if (rnumber) {
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recursive_resize(sibling, pixels/2, WLC_RESIZE_EDGE_RIGHT);
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} else {
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recursive_resize(sibling, pixels, WLC_RESIZE_EDGE_RIGHT);
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}
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} else if (sibling->x > parent->x) {
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double pixels = -1 * amount;
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pixels /= rnumber;
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if (lnumber) {
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recursive_resize(sibling, pixels/2, WLC_RESIZE_EDGE_LEFT);
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} else {
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recursive_resize(sibling, pixels, WLC_RESIZE_EDGE_LEFT);
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}
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}
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} else {
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if (rnumber != 0 && lnumber != 0) {
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double pixels = amount;
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pixels /= 2;
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recursive_resize(parent, pixels, WLC_RESIZE_EDGE_LEFT);
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recursive_resize(parent, pixels, WLC_RESIZE_EDGE_RIGHT);
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} else if (rnumber) {
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recursive_resize(parent, amount, WLC_RESIZE_EDGE_RIGHT);
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} else if (lnumber) {
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recursive_resize(parent, amount, WLC_RESIZE_EDGE_LEFT);
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}
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}
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}
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// Recursive resize does not handle positions, let arrange_windows
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// take care of that.
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arrange_windows(swayc_active_workspace(), -1, -1);
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}
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return true;
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} else {
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int tnumber = 0;
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int bnumber = 0;
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while (parent->parent) {
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if (parent->parent->layout == L_VERT) {
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for (i = 0; i < parent->parent->children->length; i++) {
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sibling = parent->parent->children->items[i];
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if (sibling->y != focused->y) {
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if (sibling->y < parent->y) {
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bnumber++;
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} else if (sibling->y > parent->y) {
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tnumber++;
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}
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}
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}
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if (bnumber || tnumber) {
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break;
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}
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}
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parent = parent->parent;
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}
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if (parent->parent == NULL || parent->parent->children == NULL) {
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return true;
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}
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sway_log(L_DEBUG, "Found the proper parent: %p. It has %d b conts, and %d t conts", parent->parent, bnumber, tnumber);
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//TODO: Ensure rounding is done in such a way that there are NO pixel leaks
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bool valid = true;
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for (i = 0; i < parent->parent->children->length; i++) {
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sibling = parent->parent->children->items[i];
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if (sibling->y != focused->y) {
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if (sibling->y < parent->y) {
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double pixels = -1 * amount;
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pixels /= bnumber;
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if (tnumber) {
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if ((sibling->height + pixels/2) < min_sane_h) {
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valid = false;
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break;
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}
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} else {
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if ((sibling->height + pixels) < min_sane_h) {
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valid = false;
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break;
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}
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}
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} else if (sibling->y > parent->y) {
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double pixels = -1 * amount;
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pixels /= tnumber;
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if (bnumber) {
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if ((sibling->height + pixels/2) < min_sane_h) {
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valid = false;
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break;
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}
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} else {
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if ((sibling->height + pixels) < min_sane_h) {
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valid = false;
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break;
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}
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}
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}
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} else {
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double pixels = amount;
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if (parent->height + pixels < min_sane_h) {
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valid = false;
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break;
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}
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}
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}
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if (valid) {
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for (i = 0; i < parent->parent->children->length; i++) {
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sibling = parent->parent->children->items[i];
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if (sibling->y != focused->y) {
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if (sibling->y < parent->y) {
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double pixels = -1 * amount;
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pixels /= bnumber;
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if (tnumber) {
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recursive_resize(sibling, pixels/2, WLC_RESIZE_EDGE_BOTTOM);
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} else {
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recursive_resize(sibling, pixels, WLC_RESIZE_EDGE_BOTTOM);
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}
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} else if (sibling->x > parent->x) {
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double pixels = -1 * amount;
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pixels /= tnumber;
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if (bnumber) {
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recursive_resize(sibling, pixels/2, WLC_RESIZE_EDGE_TOP);
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} else {
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recursive_resize(sibling, pixels, WLC_RESIZE_EDGE_TOP);
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}
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}
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} else {
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if (bnumber != 0 && tnumber != 0) {
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double pixels = amount/2;
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recursive_resize(parent, pixels, WLC_RESIZE_EDGE_TOP);
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recursive_resize(parent, pixels, WLC_RESIZE_EDGE_BOTTOM);
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} else if (tnumber) {
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recursive_resize(parent, amount, WLC_RESIZE_EDGE_TOP);
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} else if (bnumber) {
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recursive_resize(parent, amount, WLC_RESIZE_EDGE_BOTTOM);
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}
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}
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}
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arrange_windows(swayc_active_workspace(), -1, -1);
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}
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return true;
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}
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return true;
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}
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static bool set_size_tiled(int amount, bool use_width) {
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int desired;
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swayc_t *focused = get_focused_view(swayc_active_workspace());
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if (use_width) {
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desired = amount - focused->width;
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} else {
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desired = amount - focused->height;
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}
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return resize_tiled(desired, use_width);
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}
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bool set_size(int dimension, bool use_width) {
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swayc_t *focused = get_focused_view_include_floating(swayc_active_workspace());
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if (focused) {
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if (focused->is_floating) {
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return set_size_floating(dimension, use_width);
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} else {
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return set_size_tiled(dimension, use_width);
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}
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}
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return false;
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}
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bool resize(int dimension, bool use_width, enum resize_dim_types dim_type) {
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swayc_t *focused = get_focused_view_include_floating(swayc_active_workspace());
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// translate "10 ppt" (10%) to appropriate # of pixels in case we need it
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float ppt_dim = (float)dimension / 100;
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if (use_width) {
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ppt_dim = focused->width * ppt_dim;
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} else {
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ppt_dim = focused->height * ppt_dim;
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}
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if (focused) {
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if (focused->is_floating) {
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// floating view resize dimensions should default to px, so only
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// use ppt if specified
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if (dim_type == RESIZE_DIM_PPT) {
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dimension = (int)ppt_dim;
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}
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return resize_floating(dimension, use_width);
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} else {
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// tiled view resize dimensions should default to ppt, so only use
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// px if specified
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if (dim_type != RESIZE_DIM_PX) {
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dimension = (int)ppt_dim;
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}
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return resize_tiled(dimension, use_width);
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}
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}
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return false;
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}
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