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moved and renamed movement-unit parsing to common

This commit is contained in:
Nils Schulte 2020-07-16 10:23:24 +02:00 committed by Simon Ser
parent 36c3c222d2
commit 6898d1963f
3 changed files with 106 additions and 96 deletions
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34
common/util.c
View File

@ -71,6 +71,40 @@ float parse_float(const char *value) {
return flt;
}
enum movement_unit parse_movement_unit(const char *unit) {
if (strcasecmp(unit, "px") == 0) {
return MOVEMENT_UNIT_PX;
}
if (strcasecmp(unit, "ppt") == 0) {
return MOVEMENT_UNIT_PPT;
}
if (strcasecmp(unit, "default") == 0) {
return MOVEMENT_UNIT_DEFAULT;
}
return MOVEMENT_UNIT_INVALID;
}
int parse_movement_amount(int argc, char **argv,
struct movement_amount *amount) {
char *err;
amount->amount = (int)strtol(argv[0], &err, 10);
if (*err) {
// e.g. 10px
amount->unit = parse_movement_unit(err);
return 1;
}
if (argc == 1) {
amount->unit = MOVEMENT_UNIT_DEFAULT;
return 1;
}
// Try the second argument
amount->unit = parse_movement_unit(argv[1]);
if (amount->unit == MOVEMENT_UNIT_INVALID) {
amount->unit = MOVEMENT_UNIT_DEFAULT;
return 1;
}
return 2;
}
const char *sway_wl_output_subpixel_to_string(enum wl_output_subpixel subpixel) {
switch (subpixel) {

24
include/util.h
View File

@ -5,6 +5,30 @@
#include <stdbool.h>
#include <wayland-server-protocol.h>
enum movement_unit {
MOVEMENT_UNIT_PX,
MOVEMENT_UNIT_PPT,
MOVEMENT_UNIT_DEFAULT,
MOVEMENT_UNIT_INVALID,
};
struct movement_amount {
int amount;
enum movement_unit unit;
};
/*
* Parse units such as "px" or "ppt"
*/
enum movement_unit parse_movement_unit(const char *unit);
/*
* Parse arguments such as "10", "10px" or "10 px".
* Returns the number of arguments consumed.
*/
int parse_movement_amount(int argc, char **argv,
struct movement_amount *amount);
/**
* Get the current time, in milliseconds.
*/

144
sway/commands/resize.c
View File

@ -11,59 +11,11 @@
#include "sway/tree/view.h"
#include "sway/tree/workspace.h"
#include "log.h"
#include "util.h"
#define AXIS_HORIZONTAL (WLR_EDGE_LEFT | WLR_EDGE_RIGHT)
#define AXIS_VERTICAL (WLR_EDGE_TOP | WLR_EDGE_BOTTOM)
enum resize_unit {
RESIZE_UNIT_PX,
RESIZE_UNIT_PPT,
RESIZE_UNIT_DEFAULT,
RESIZE_UNIT_INVALID,
};
struct resize_amount {
int amount;
enum resize_unit unit;
};
static enum resize_unit parse_resize_unit(const char *unit) {
if (strcasecmp(unit, "px") == 0) {
return RESIZE_UNIT_PX;
}
if (strcasecmp(unit, "ppt") == 0) {
return RESIZE_UNIT_PPT;
}
if (strcasecmp(unit, "default") == 0) {
return RESIZE_UNIT_DEFAULT;
}
return RESIZE_UNIT_INVALID;
}
// Parse arguments such as "10", "10px" or "10 px".
// Returns the number of arguments consumed.
static int parse_resize_amount(int argc, char **argv,
struct resize_amount *amount) {
char *err;
amount->amount = (int)strtol(argv[0], &err, 10);
if (*err) {
// e.g. 10px
amount->unit = parse_resize_unit(err);
return 1;
}
if (argc == 1) {
amount->unit = RESIZE_UNIT_DEFAULT;
return 1;
}
// Try the second argument
amount->unit = parse_resize_unit(argv[1]);
if (amount->unit == RESIZE_UNIT_INVALID) {
amount->unit = RESIZE_UNIT_DEFAULT;
return 1;
}
return 2;
}
static uint32_t parse_resize_axis(const char *axis) {
if (strcasecmp(axis, "width") == 0 || strcasecmp(axis, "horizontal") == 0) {
return AXIS_HORIZONTAL;
@ -237,7 +189,7 @@ void container_resize_tiled(struct sway_container *con,
* Implement `resize <grow|shrink>` for a floating container.
*/
static struct cmd_results *resize_adjust_floating(uint32_t axis,
struct resize_amount *amount) {
struct movement_amount *amount) {
struct sway_container *con = config->handler_context.container;
int grow_width = 0, grow_height = 0;
@ -294,13 +246,13 @@ static struct cmd_results *resize_adjust_floating(uint32_t axis,
* Implement `resize <grow|shrink>` for a tiled container.
*/
static struct cmd_results *resize_adjust_tiled(uint32_t axis,
struct resize_amount *amount) {
struct movement_amount *amount) {
struct sway_container *current = config->handler_context.container;
if (amount->unit == RESIZE_UNIT_DEFAULT) {
amount->unit = RESIZE_UNIT_PPT;
if (amount->unit == MOVEMENT_UNIT_DEFAULT) {
amount->unit = MOVEMENT_UNIT_PPT;
}
if (amount->unit == RESIZE_UNIT_PPT) {
if (amount->unit == MOVEMENT_UNIT_PPT) {
float pct = amount->amount / 100.0f;
if (is_horizontal(axis)) {
@ -324,10 +276,10 @@ static struct cmd_results *resize_adjust_tiled(uint32_t axis,
* Implement `resize set` for a tiled container.
*/
static struct cmd_results *resize_set_tiled(struct sway_container *con,
struct resize_amount *width, struct resize_amount *height) {
struct movement_amount *width, struct movement_amount *height) {
if (width->amount) {
if (width->unit == RESIZE_UNIT_PPT ||
width->unit == RESIZE_UNIT_DEFAULT) {
if (width->unit == MOVEMENT_UNIT_PPT ||
width->unit == MOVEMENT_UNIT_DEFAULT) {
// Convert to px
struct sway_container *parent = con->parent;
while (parent && parent->layout != L_HORIZ) {
@ -338,17 +290,17 @@ static struct cmd_results *resize_set_tiled(struct sway_container *con,
} else {
width->amount = con->workspace->width * width->amount / 100;
}
width->unit = RESIZE_UNIT_PX;
width->unit = MOVEMENT_UNIT_PX;
}
if (width->unit == RESIZE_UNIT_PX) {
if (width->unit == MOVEMENT_UNIT_PX) {
container_resize_tiled(con, AXIS_HORIZONTAL,
width->amount - con->width);
}
}
if (height->amount) {
if (height->unit == RESIZE_UNIT_PPT ||
height->unit == RESIZE_UNIT_DEFAULT) {
if (height->unit == MOVEMENT_UNIT_PPT ||
height->unit == MOVEMENT_UNIT_DEFAULT) {
// Convert to px
struct sway_container *parent = con->parent;
while (parent && parent->layout != L_VERT) {
@ -359,9 +311,9 @@ static struct cmd_results *resize_set_tiled(struct sway_container *con,
} else {
height->amount = con->workspace->height * height->amount / 100;
}
height->unit = RESIZE_UNIT_PX;
height->unit = MOVEMENT_UNIT_PX;
}
if (height->unit == RESIZE_UNIT_PX) {
if (height->unit == MOVEMENT_UNIT_PX) {
container_resize_tiled(con, AXIS_VERTICAL,
height->amount - con->height);
}
@ -374,30 +326,30 @@ static struct cmd_results *resize_set_tiled(struct sway_container *con,
* Implement `resize set` for a floating container.
*/
static struct cmd_results *resize_set_floating(struct sway_container *con,
struct resize_amount *width, struct resize_amount *height) {
struct movement_amount *width, struct movement_amount *height) {
int min_width, max_width, min_height, max_height, grow_width = 0, grow_height = 0;
floating_calculate_constraints(&min_width, &max_width,
&min_height, &max_height);
if (width->amount) {
switch (width->unit) {
case RESIZE_UNIT_PPT:
case MOVEMENT_UNIT_PPT:
if (container_is_scratchpad_hidden(con)) {
return cmd_results_new(CMD_FAILURE,
"Cannot resize a hidden scratchpad container by ppt");
}
// Convert to px
width->amount = con->workspace->width * width->amount / 100;
width->unit = RESIZE_UNIT_PX;
width->unit = MOVEMENT_UNIT_PX;
// Falls through
case RESIZE_UNIT_PX:
case RESIZE_UNIT_DEFAULT:
case MOVEMENT_UNIT_PX:
case MOVEMENT_UNIT_DEFAULT:
width->amount = fmax(min_width, fmin(width->amount, max_width));
grow_width = width->amount - con->width;
con->x -= grow_width / 2;
con->width = width->amount;
break;
case RESIZE_UNIT_INVALID:
case MOVEMENT_UNIT_INVALID:
sway_assert(false, "invalid width unit");
break;
}
@ -405,23 +357,23 @@ static struct cmd_results *resize_set_floating(struct sway_container *con,
if (height->amount) {
switch (height->unit) {
case RESIZE_UNIT_PPT:
case MOVEMENT_UNIT_PPT:
if (container_is_scratchpad_hidden(con)) {
return cmd_results_new(CMD_FAILURE,
"Cannot resize a hidden scratchpad container by ppt");
}
// Convert to px
height->amount = con->workspace->height * height->amount / 100;
height->unit = RESIZE_UNIT_PX;
height->unit = MOVEMENT_UNIT_PX;
// Falls through
case RESIZE_UNIT_PX:
case RESIZE_UNIT_DEFAULT:
case MOVEMENT_UNIT_PX:
case MOVEMENT_UNIT_DEFAULT:
height->amount = fmax(min_height, fmin(height->amount, max_height));
grow_height = height->amount - con->height;
con->y -= grow_height / 2;
con->height = height->amount;
break;
case RESIZE_UNIT_INVALID:
case MOVEMENT_UNIT_INVALID:
sway_assert(false, "invalid height unit");
break;
}
@ -454,30 +406,30 @@ static struct cmd_results *cmd_resize_set(int argc, char **argv) {
"'resize set [width] <width> [px|ppt] [height] <height> [px|ppt]'";
// Width
struct resize_amount width = {0};
struct movement_amount width = {0};
if (argc >= 2 && !strcmp(argv[0], "width") && strcmp(argv[1], "height")) {
argc--; argv++;
}
if (strcmp(argv[0], "height")) {
int num_consumed_args = parse_resize_amount(argc, argv, &width);
int num_consumed_args = parse_movement_amount(argc, argv, &width);
argc -= num_consumed_args;
argv += num_consumed_args;
if (width.unit == RESIZE_UNIT_INVALID) {
if (width.unit == MOVEMENT_UNIT_INVALID) {
return cmd_results_new(CMD_INVALID, usage);
}
}
// Height
struct resize_amount height = {0};
struct movement_amount height = {0};
if (argc) {
if (argc >= 2 && !strcmp(argv[0], "height")) {
argc--; argv++;
}
int num_consumed_args = parse_resize_amount(argc, argv, &height);
int num_consumed_args = parse_movement_amount(argc, argv, &height);
if (argc > num_consumed_args) {
return cmd_results_new(CMD_INVALID, usage);
}
if (width.unit == RESIZE_UNIT_INVALID) {
if (width.unit == MOVEMENT_UNIT_INVALID) {
return cmd_results_new(CMD_INVALID, usage);
}
}
@ -515,17 +467,17 @@ static struct cmd_results *cmd_resize_adjust(int argc, char **argv,
--argc; ++argv;
// First amount
struct resize_amount first_amount;
struct movement_amount first_amount;
if (argc) {
int num_consumed_args = parse_resize_amount(argc, argv, &first_amount);
int num_consumed_args = parse_movement_amount(argc, argv, &first_amount);
argc -= num_consumed_args;
argv += num_consumed_args;
if (first_amount.unit == RESIZE_UNIT_INVALID) {
if (first_amount.unit == MOVEMENT_UNIT_INVALID) {
return cmd_results_new(CMD_INVALID, usage);
}
} else {
first_amount.amount = 10;
first_amount.unit = RESIZE_UNIT_DEFAULT;
first_amount.unit = MOVEMENT_UNIT_DEFAULT;
}
// "or"
@ -537,18 +489,18 @@ static struct cmd_results *cmd_resize_adjust(int argc, char **argv,
}
// Second amount
struct resize_amount second_amount;
struct movement_amount second_amount;
if (argc) {
int num_consumed_args = parse_resize_amount(argc, argv, &second_amount);
int num_consumed_args = parse_movement_amount(argc, argv, &second_amount);
if (argc > num_consumed_args) {
return cmd_results_new(CMD_INVALID, usage);
}
if (second_amount.unit == RESIZE_UNIT_INVALID) {
if (second_amount.unit == MOVEMENT_UNIT_INVALID) {
return cmd_results_new(CMD_INVALID, usage);
}
} else {
second_amount.amount = 0;
second_amount.unit = RESIZE_UNIT_INVALID;
second_amount.unit = MOVEMENT_UNIT_INVALID;
}
first_amount.amount *= multiplier;
@ -558,13 +510,13 @@ static struct cmd_results *cmd_resize_adjust(int argc, char **argv,
if (container_is_floating(con)) {
// Floating containers can only resize in px. Choose an amount which
// uses px, with fallback to an amount that specified no unit.
if (first_amount.unit == RESIZE_UNIT_PX) {
if (first_amount.unit == MOVEMENT_UNIT_PX) {
return resize_adjust_floating(axis, &first_amount);
} else if (second_amount.unit == RESIZE_UNIT_PX) {
} else if (second_amount.unit == MOVEMENT_UNIT_PX) {
return resize_adjust_floating(axis, &second_amount);
} else if (first_amount.unit == RESIZE_UNIT_DEFAULT) {
} else if (first_amount.unit == MOVEMENT_UNIT_DEFAULT) {
return resize_adjust_floating(axis, &first_amount);
} else if (second_amount.unit == RESIZE_UNIT_DEFAULT) {
} else if (second_amount.unit == MOVEMENT_UNIT_DEFAULT) {
return resize_adjust_floating(axis, &second_amount);
} else {
return cmd_results_new(CMD_INVALID,
@ -573,13 +525,13 @@ static struct cmd_results *cmd_resize_adjust(int argc, char **argv,
}
// For tiling, prefer ppt -> default -> px
if (first_amount.unit == RESIZE_UNIT_PPT) {
if (first_amount.unit == MOVEMENT_UNIT_PPT) {
return resize_adjust_tiled(axis, &first_amount);
} else if (second_amount.unit == RESIZE_UNIT_PPT) {
} else if (second_amount.unit == MOVEMENT_UNIT_PPT) {
return resize_adjust_tiled(axis, &second_amount);
} else if (first_amount.unit == RESIZE_UNIT_DEFAULT) {
} else if (first_amount.unit == MOVEMENT_UNIT_DEFAULT) {
return resize_adjust_tiled(axis, &first_amount);
} else if (second_amount.unit == RESIZE_UNIT_DEFAULT) {
} else if (second_amount.unit == MOVEMENT_UNIT_DEFAULT) {
return resize_adjust_tiled(axis, &second_amount);
} else {
return resize_adjust_tiled(axis, &first_amount);