Implement resize command for floating views

Implements the following for floating views:

* resize set <width> <height>
* resize <grow|shrink> <width|height|up|down|left|right> <amount>
This commit is contained in:
Ryan Dwyer 2018-07-11 21:30:43 +10:00
parent 4e486a01bb
commit 558ca9fc28

View File

@ -7,6 +7,7 @@
#include <wlr/util/log.h> #include <wlr/util/log.h>
#include "sway/commands.h" #include "sway/commands.h"
#include "sway/tree/arrange.h" #include "sway/tree/arrange.h"
#include "sway/tree/view.h"
#include "log.h" #include "log.h"
static const int MIN_SANE_W = 100, MIN_SANE_H = 60; static const int MIN_SANE_W = 100, MIN_SANE_H = 60;
@ -21,6 +22,10 @@ enum resize_unit {
enum resize_axis { enum resize_axis {
RESIZE_AXIS_HORIZONTAL, RESIZE_AXIS_HORIZONTAL,
RESIZE_AXIS_VERTICAL, RESIZE_AXIS_VERTICAL,
RESIZE_AXIS_UP,
RESIZE_AXIS_DOWN,
RESIZE_AXIS_LEFT,
RESIZE_AXIS_RIGHT,
RESIZE_AXIS_INVALID, RESIZE_AXIS_INVALID,
}; };
@ -44,6 +49,18 @@ static enum resize_axis parse_resize_axis(const char *axis) {
if (strcasecmp(axis, "height") == 0 || strcasecmp(axis, "vertical") == 0) { if (strcasecmp(axis, "height") == 0 || strcasecmp(axis, "vertical") == 0) {
return RESIZE_AXIS_VERTICAL; return RESIZE_AXIS_VERTICAL;
} }
if (strcasecmp(axis, "up") == 0) {
return RESIZE_AXIS_UP;
}
if (strcasecmp(axis, "down") == 0) {
return RESIZE_AXIS_DOWN;
}
if (strcasecmp(axis, "left") == 0) {
return RESIZE_AXIS_LEFT;
}
if (strcasecmp(axis, "right") == 0) {
return RESIZE_AXIS_RIGHT;
}
return RESIZE_AXIS_INVALID; return RESIZE_AXIS_INVALID;
} }
@ -185,13 +202,62 @@ static void resize_tiled(int amount, enum resize_axis axis) {
arrange_and_commit(parent->parent); arrange_and_commit(parent->parent);
} }
static void resize(int amount, enum resize_axis axis, enum resize_unit unit) { static void resize_floating(int amount, enum resize_axis axis) {
struct sway_container *current = config->handler_context.current_container; struct sway_container *con = config->handler_context.current_container;
if (unit == RESIZE_UNIT_DEFAULT) { int grow_x = 0, grow_y = 0;
// Default for tiling; TODO floating should be px int grow_width = 0, grow_height = 0;
unit = RESIZE_UNIT_PPT; switch (axis) {
case RESIZE_AXIS_HORIZONTAL:
grow_x = -amount / 2;
grow_width = amount;
break;
case RESIZE_AXIS_VERTICAL:
grow_y = -amount / 2;
grow_height = amount;
break;
case RESIZE_AXIS_UP:
grow_y = -amount;
grow_height = amount;
break;
case RESIZE_AXIS_LEFT:
grow_x = -amount;
grow_width = amount;
break;
case RESIZE_AXIS_DOWN:
grow_height = amount;
break;
case RESIZE_AXIS_RIGHT:
grow_width = amount;
break;
case RESIZE_AXIS_INVALID:
sway_assert(false, "Didn't expect RESIZE_AXIS_INVALID");
return;
}
con->x += grow_x;
con->y += grow_y;
con->width += grow_width;
con->height += grow_height;
if (con->type == C_VIEW) {
struct sway_view *view = con->sway_view;
view->x += grow_x;
view->y += grow_y;
view->width += grow_width;
view->height += grow_height;
} }
arrange_and_commit(con);
}
static void resize(int amount, enum resize_axis axis, enum resize_unit unit) {
struct sway_container *current = config->handler_context.current_container;
if (container_is_floating(current)) {
return resize_floating(amount, axis);
}
if (unit == RESIZE_UNIT_DEFAULT) {
unit = RESIZE_UNIT_PPT;
}
if (unit == RESIZE_UNIT_PPT) { if (unit == RESIZE_UNIT_PPT) {
float pct = amount / 100.0f; float pct = amount / 100.0f;
switch (axis) { switch (axis) {
@ -210,6 +276,65 @@ static void resize(int amount, enum resize_axis axis, enum resize_unit unit) {
return resize_tiled(amount, axis); return resize_tiled(amount, axis);
} }
// resize set <width> [px|ppt] <height> [px|ppt]
static struct cmd_results *cmd_resize_set(int argc, char **argv) {
struct cmd_results *error;
if ((error = checkarg(argc, "resize", EXPECTED_AT_LEAST, 2))) {
return error;
}
struct sway_container *con = config->handler_context.current_container;
if (!container_is_floating(con)) {
return cmd_results_new(CMD_INVALID, "resize",
"resize set is not currently supported for tiled containers");
}
const char *usage = "Expected 'resize set <width> <height>'";
char *err;
size_t width = (int)strtol(*argv, &err, 10);
if (*err) {
// e.g. `resize set width 500px`
enum resize_unit unit = parse_resize_unit(err);
if (unit == RESIZE_UNIT_INVALID) {
return cmd_results_new(CMD_INVALID, "resize", usage);
}
}
--argc; ++argv;
if (parse_resize_unit(argv[0]) != RESIZE_UNIT_INVALID) {
--argc; ++argv;
}
if (!argc) {
return cmd_results_new(CMD_INVALID, "resize", usage);
}
size_t height = (int)strtol(*argv, &err, 10);
if (*err) {
// e.g. `resize set height 500px`
enum resize_unit unit = parse_resize_unit(err);
if (unit == RESIZE_UNIT_INVALID) {
return cmd_results_new(CMD_INVALID, "resize", usage);
}
}
int grow_width = width - con->width;
int grow_height = height - con->height;
con->x -= grow_width / 2;
con->y -= grow_height / 2;
con->width = width;
con->height = height;
if (con->type == C_VIEW) {
struct sway_view *view = con->sway_view;
view->x -= grow_width / 2;
view->y -= grow_height / 2;
view->width += grow_width;
view->height += grow_height;
}
arrange_and_commit(con);
return cmd_results_new(CMD_SUCCESS, NULL, NULL);
}
struct cmd_results *cmd_resize(int argc, char **argv) { struct cmd_results *cmd_resize(int argc, char **argv) {
struct sway_container *current = config->handler_context.current_container; struct sway_container *current = config->handler_context.current_container;
if (!current) { if (!current) {
@ -226,15 +351,11 @@ struct cmd_results *cmd_resize(int argc, char **argv) {
} }
if (strcasecmp(argv[0], "set") == 0) { if (strcasecmp(argv[0], "set") == 0) {
// TODO return cmd_resize_set(argc - 1, &argv[1]);
//return cmd_resize_set(argc - 1, &argv[1]);
return cmd_results_new(CMD_INVALID, "resize", "resize set unimplemented");
} }
// TODO: resize grow|shrink left|right|up|down
const char *usage = "Expected 'resize <shrink|grow> " const char *usage = "Expected 'resize <shrink|grow> "
"<width|height> [<amount>] [px|ppt]'"; "<width|height|up|down|left|right> [<amount>] [px|ppt]'";
int multiplier = 0; int multiplier = 0;
if (strcasecmp(*argv, "grow") == 0) { if (strcasecmp(*argv, "grow") == 0) {