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Sanity check gaps between tiled containers

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When the gaps become too large for the space available gracefully
reduced them all the way to 0 if needed.

Fixes #4294
This commit is contained in:
Pedro Côrte-Real 2019-07-06 12:13:05 +01:00 committed by Brian Ashworth
parent d0233af3b3
commit 44c2fafa4f
3 changed files with 11 additions and 4 deletions
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3
include/sway/tree/node.h
View file

@ -3,6 +3,9 @@
#include <stdbool.h> #include <stdbool.h>
#include "list.h" #include "list.h"
#define MIN_SANE_W 100
#define MIN_SANE_H 60
struct sway_root; struct sway_root;
struct sway_output; struct sway_output;
struct sway_workspace; struct sway_workspace;

2
sway/commands/resize.c
View file

@ -15,8 +15,6 @@
#define AXIS_HORIZONTAL (WLR_EDGE_LEFT | WLR_EDGE_RIGHT) #define AXIS_HORIZONTAL (WLR_EDGE_LEFT | WLR_EDGE_RIGHT)
#define AXIS_VERTICAL (WLR_EDGE_TOP | WLR_EDGE_BOTTOM) #define AXIS_VERTICAL (WLR_EDGE_TOP | WLR_EDGE_BOTTOM)
static const int MIN_SANE_W = 100, MIN_SANE_H = 60;
enum resize_unit { enum resize_unit {
RESIZE_UNIT_PX, RESIZE_UNIT_PX,
RESIZE_UNIT_PPT, RESIZE_UNIT_PPT,

10
sway/tree/arrange.c
View file

@ -68,7 +68,10 @@ static void apply_horiz_layout(list_t *children, struct wlr_box *parent) {
} }
temp = temp->parent; temp = temp->parent;
} }
double child_total_width = parent->width - inner_gap * (children->length - 1); double total_gap = fmin(inner_gap * (children->length - 1),
fmax(0, parent->width - MIN_SANE_W * children->length));
double child_total_width = parent->width - total_gap;
inner_gap = total_gap / (children->length - 1);
// Resize windows // Resize windows
sway_log(SWAY_DEBUG, "Arranging %p horizontally", parent); sway_log(SWAY_DEBUG, "Arranging %p horizontally", parent);
@ -143,7 +146,10 @@ static void apply_vert_layout(list_t *children, struct wlr_box *parent) {
} }
temp = temp->parent; temp = temp->parent;
} }
double child_total_height = parent->height - inner_gap * (children->length - 1); double total_gap = fmin(inner_gap * (children->length - 1),
fmax(0, parent->height - MIN_SANE_H * children->length));
double child_total_height = parent->height - total_gap;
inner_gap = total_gap / (children->length - 1);
// Resize windows // Resize windows
sway_log(SWAY_DEBUG, "Arranging %p vertically", parent); sway_log(SWAY_DEBUG, "Arranging %p vertically", parent);