Merge pull request #2874 from ianyfan/swaybar

swaybar: separate input code to new file
This commit is contained in:
Brian Ashworth 2018-10-18 13:37:35 -04:00 committed by GitHub
commit 30dbb8eba0
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7 changed files with 340 additions and 316 deletions

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@ -1,6 +1,7 @@
#ifndef _SWAYBAR_BAR_H
#define _SWAYBAR_BAR_H
#include <wayland-client.h>
#include "input.h"
#include "pool-buffer.h"
#include "wlr-layer-shell-unstable-v1-client-protocol.h"
#include "xdg-output-unstable-v1-client-protocol.h"
@ -10,42 +11,6 @@ struct swaybar_output;
struct swaybar_workspace;
struct loop;
struct swaybar_pointer {
struct wl_pointer *pointer;
struct wl_cursor_theme *cursor_theme;
struct wl_cursor_image *cursor_image;
struct wl_surface *cursor_surface;
struct swaybar_output *current;
int x, y;
};
enum x11_button {
NONE,
LEFT,
MIDDLE,
RIGHT,
SCROLL_UP,
SCROLL_DOWN,
SCROLL_LEFT,
SCROLL_RIGHT,
BACK,
FORWARD,
};
enum hotspot_event_handling {
HOTSPOT_IGNORE,
HOTSPOT_PROCESS,
};
struct swaybar_hotspot {
struct wl_list link; // swaybar_output::hotspots
int x, y, width, height;
enum hotspot_event_handling (*callback)(struct swaybar_output *output,
int x, int y, enum x11_button button, void *data);
void (*destroy)(void *data);
void *data;
};
struct swaybar {
char *id;
char *mode;
@ -125,7 +90,6 @@ void bar_teardown(struct swaybar *bar);
* Returns true if the bar is now visible, otherwise false.
*/
bool determine_bar_visibility(struct swaybar *bar, bool moving_layer);
void free_hotspots(struct wl_list *list);
void free_workspaces(struct wl_list *list);
#endif

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@ -1,7 +1,7 @@
#ifndef _SWAYBAR_I3BAR_H
#define _SWAYBAR_I3BAR_H
#include "bar.h"
#include "input.h"
#include "status_line.h"
struct i3bar_block {
@ -28,7 +28,5 @@ void i3bar_block_unref(struct i3bar_block *block);
bool i3bar_handle_readable(struct status_line *status);
enum hotspot_event_handling i3bar_block_send_click(struct status_line *status,
struct i3bar_block *block, int x, int y, enum x11_button button);
enum x11_button wl_button_to_x11_button(uint32_t button);
enum x11_button wl_axis_to_x11_button(uint32_t axis, wl_fixed_t value);
#endif

49
include/swaybar/input.h Normal file
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@ -0,0 +1,49 @@
#ifndef _SWAYBAR_INPUT_H
#define _SWAYBAR_INPUT_H
#include <wayland-client.h>
#include "list.h"
struct swaybar_output;
struct swaybar_pointer {
struct wl_pointer *pointer;
struct wl_cursor_theme *cursor_theme;
struct wl_cursor_image *cursor_image;
struct wl_surface *cursor_surface;
struct swaybar_output *current;
int x, y;
};
enum x11_button {
NONE,
LEFT,
MIDDLE,
RIGHT,
SCROLL_UP,
SCROLL_DOWN,
SCROLL_LEFT,
SCROLL_RIGHT,
BACK,
FORWARD,
};
enum hotspot_event_handling {
HOTSPOT_IGNORE,
HOTSPOT_PROCESS,
};
struct swaybar_hotspot {
struct wl_list link; // swaybar_output::hotspots
int x, y, width, height;
enum hotspot_event_handling (*callback)(struct swaybar_output *output,
int x, int y, enum x11_button button, void *data);
void (*destroy)(void *data);
void *data;
};
extern const struct wl_seat_listener seat_listener;
void free_hotspots(struct wl_list *list);
#endif

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@ -11,14 +11,10 @@
#include <wayland-client.h>
#include <wayland-cursor.h>
#include <wlr/util/log.h>
#ifdef __FreeBSD__
#include <dev/evdev/input-event-codes.h>
#else
#include <linux/input-event-codes.h>
#endif
#include "swaybar/bar.h"
#include "swaybar/config.h"
#include "swaybar/i3bar.h"
#include "swaybar/input.h"
#include "swaybar/ipc.h"
#include "swaybar/status_line.h"
#include "swaybar/render.h"
@ -36,17 +32,6 @@ static void bar_init(struct swaybar *bar) {
wl_list_init(&bar->outputs);
}
void free_hotspots(struct wl_list *list) {
struct swaybar_hotspot *hotspot, *tmp;
wl_list_for_each_safe(hotspot, tmp, list, link) {
wl_list_remove(&hotspot->link);
if (hotspot->destroy) {
hotspot->destroy(hotspot->data);
}
free(hotspot);
}
}
void free_workspaces(struct wl_list *list) {
struct swaybar_workspace *ws, *tmp;
wl_list_for_each_safe(ws, tmp, list, link) {
@ -107,237 +92,6 @@ struct zwlr_layer_surface_v1_listener layer_surface_listener = {
.closed = layer_surface_closed,
};
static void wl_pointer_enter(void *data, struct wl_pointer *wl_pointer,
uint32_t serial, struct wl_surface *surface,
wl_fixed_t surface_x, wl_fixed_t surface_y) {
struct swaybar *bar = data;
struct swaybar_pointer *pointer = &bar->pointer;
struct swaybar_output *output;
wl_list_for_each(output, &bar->outputs, link) {
if (output->surface == surface) {
pointer->current = output;
break;
}
}
int max_scale = 1;
struct swaybar_output *_output;
wl_list_for_each(_output, &bar->outputs, link) {
if (_output->scale > max_scale) {
max_scale = _output->scale;
}
}
wl_surface_set_buffer_scale(pointer->cursor_surface, max_scale);
wl_surface_attach(pointer->cursor_surface,
wl_cursor_image_get_buffer(pointer->cursor_image), 0, 0);
wl_pointer_set_cursor(wl_pointer, serial, pointer->cursor_surface,
pointer->cursor_image->hotspot_x / max_scale,
pointer->cursor_image->hotspot_y / max_scale);
wl_surface_commit(pointer->cursor_surface);
}
static void wl_pointer_leave(void *data, struct wl_pointer *wl_pointer,
uint32_t serial, struct wl_surface *surface) {
struct swaybar *bar = data;
bar->pointer.current = NULL;
}
static void wl_pointer_motion(void *data, struct wl_pointer *wl_pointer,
uint32_t time, wl_fixed_t surface_x, wl_fixed_t surface_y) {
struct swaybar *bar = data;
bar->pointer.x = wl_fixed_to_int(surface_x);
bar->pointer.y = wl_fixed_to_int(surface_y);
}
static bool check_bindings(struct swaybar *bar, uint32_t x11_button,
uint32_t state) {
bool released = state == WL_POINTER_BUTTON_STATE_RELEASED;
for (int i = 0; i < bar->config->bindings->length; i++) {
struct swaybar_binding *binding = bar->config->bindings->items[i];
if (binding->button == x11_button && binding->release == released) {
ipc_execute_binding(bar, binding);
return true;
}
}
return false;
}
static void wl_pointer_button(void *data, struct wl_pointer *wl_pointer,
uint32_t serial, uint32_t time, uint32_t button, uint32_t state) {
struct swaybar *bar = data;
struct swaybar_pointer *pointer = &bar->pointer;
struct swaybar_output *output = pointer->current;
if (!sway_assert(output, "button with no active output")) {
return;
}
if (check_bindings(bar, wl_button_to_x11_button(button), state)) {
return;
}
if (state != WL_POINTER_BUTTON_STATE_PRESSED) {
return;
}
struct swaybar_hotspot *hotspot;
wl_list_for_each(hotspot, &output->hotspots, link) {
double x = pointer->x * output->scale;
double y = pointer->y * output->scale;
if (x >= hotspot->x
&& y >= hotspot->y
&& x < hotspot->x + hotspot->width
&& y < hotspot->y + hotspot->height) {
if (HOTSPOT_IGNORE == hotspot->callback(output, pointer->x, pointer->y,
wl_button_to_x11_button(button), hotspot->data)) {
return;
}
}
}
}
static void wl_pointer_axis(void *data, struct wl_pointer *wl_pointer,
uint32_t time, uint32_t axis, wl_fixed_t value) {
struct swaybar *bar = data;
struct swaybar_pointer *pointer = &bar->pointer;
struct swaybar_output *output = bar->pointer.current;
if (!sway_assert(output, "axis with no active output")) {
return;
}
// If there is a button press binding, execute it, skip default behavior,
// and check button release bindings
if (check_bindings(bar, wl_axis_to_x11_button(axis, value),
WL_POINTER_BUTTON_STATE_PRESSED)) {
check_bindings(bar, wl_axis_to_x11_button(axis, value),
WL_POINTER_BUTTON_STATE_RELEASED);
return;
}
struct swaybar_hotspot *hotspot;
wl_list_for_each(hotspot, &output->hotspots, link) {
double x = pointer->x * output->scale;
double y = pointer->y * output->scale;
if (x >= hotspot->x
&& y >= hotspot->y
&& x < hotspot->x + hotspot->width
&& y < hotspot->y + hotspot->height) {
if (HOTSPOT_IGNORE == hotspot->callback(
output, pointer->x, pointer->y,
wl_axis_to_x11_button(axis, value), hotspot->data)) {
return;
}
}
}
double amt = wl_fixed_to_double(value);
if (amt == 0.0) {
return;
}
// last doesn't actually need initialization,
// but gcc (7.3.1) is too dumb to figure it out
struct swaybar_workspace *first = NULL;
struct swaybar_workspace *active = NULL;
struct swaybar_workspace *last = NULL;
struct swaybar_workspace *iter;
wl_list_for_each(iter, &output->workspaces, link) {
if (!first) {
first = iter;
}
if (iter->visible) {
active = iter;
}
last = iter;
}
if (!sway_assert(active, "axis with null workspace")) {
return;
}
struct swaybar_workspace *new;
if (amt > 0.0) {
if (active == first) {
if (!bar->config->wrap_scroll) {
return;
}
new = last;
}
new = wl_container_of(active->link.prev, new, link);
} else {
if (active == last) {
if (!bar->config->wrap_scroll) {
return;
}
new = first;
}
new = wl_container_of(active->link.next, new, link);
}
ipc_send_workspace_command(bar, new->name);
// Check button release bindings
check_bindings(bar, wl_axis_to_x11_button(axis, value),
WL_POINTER_BUTTON_STATE_RELEASED);
}
static void wl_pointer_frame(void *data, struct wl_pointer *wl_pointer) {
// Who cares
}
static void wl_pointer_axis_source(void *data, struct wl_pointer *wl_pointer,
uint32_t axis_source) {
// Who cares
}
static void wl_pointer_axis_stop(void *data, struct wl_pointer *wl_pointer,
uint32_t time, uint32_t axis) {
// Who cares
}
static void wl_pointer_axis_discrete(void *data, struct wl_pointer *wl_pointer,
uint32_t axis, int32_t discrete) {
// Who cares
}
struct wl_pointer_listener pointer_listener = {
.enter = wl_pointer_enter,
.leave = wl_pointer_leave,
.motion = wl_pointer_motion,
.button = wl_pointer_button,
.axis = wl_pointer_axis,
.frame = wl_pointer_frame,
.axis_source = wl_pointer_axis_source,
.axis_stop = wl_pointer_axis_stop,
.axis_discrete = wl_pointer_axis_discrete,
};
static void seat_handle_capabilities(void *data, struct wl_seat *wl_seat,
enum wl_seat_capability caps) {
struct swaybar *bar = data;
if (bar->pointer.pointer != NULL) {
wl_pointer_release(bar->pointer.pointer);
bar->pointer.pointer = NULL;
}
if ((caps & WL_SEAT_CAPABILITY_POINTER)) {
bar->pointer.pointer = wl_seat_get_pointer(wl_seat);
wl_pointer_add_listener(bar->pointer.pointer, &pointer_listener, bar);
}
}
static void seat_handle_name(void *data, struct wl_seat *wl_seat,
const char *name) {
// Who cares
}
const struct wl_seat_listener seat_listener = {
.capabilities = seat_handle_capabilities,
.name = seat_handle_name,
};
static void add_layer_surface(struct swaybar_output *output) {
if (output->layer_surface) {
return;

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@ -9,6 +9,7 @@
#include "swaybar/bar.h"
#include "swaybar/config.h"
#include "swaybar/i3bar.h"
#include "swaybar/input.h"
#include "swaybar/status_line.h"
void i3bar_block_unref(struct i3bar_block *block) {
@ -284,32 +285,3 @@ enum hotspot_event_handling i3bar_block_send_click(struct status_line *status,
json_object_put(event_json);
return HOTSPOT_IGNORE;
}
enum x11_button wl_button_to_x11_button(uint32_t button) {
switch (button) {
case BTN_LEFT:
return LEFT;
case BTN_MIDDLE:
return MIDDLE;
case BTN_RIGHT:
return RIGHT;
case BTN_SIDE:
return BACK;
case BTN_EXTRA:
return FORWARD;
default:
return NONE;
}
}
enum x11_button wl_axis_to_x11_button(uint32_t axis, wl_fixed_t value) {
switch (axis) {
case WL_POINTER_AXIS_VERTICAL_SCROLL:
return wl_fixed_to_double(value) < 0 ? SCROLL_UP : SCROLL_DOWN;
case WL_POINTER_AXIS_HORIZONTAL_SCROLL:
return wl_fixed_to_double(value) < 0 ? SCROLL_LEFT : SCROLL_RIGHT;
default:
wlr_log(WLR_DEBUG, "Unexpected axis value on mouse scroll");
return NONE;
}
}

286
swaybar/input.c Normal file
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@ -0,0 +1,286 @@
#include <assert.h>
#ifdef __FreeBSD__
#include <dev/evdev/input-event-codes.h>
#else
#include <linux/input-event-codes.h>
#endif
#include <wayland-client.h>
#include <wayland-cursor.h>
#include <wlr/util/log.h>
#include "list.h"
#include "log.h"
#include "swaybar/bar.h"
#include "swaybar/config.h"
#include "swaybar/input.h"
#include "swaybar/ipc.h"
void free_hotspots(struct wl_list *list) {
struct swaybar_hotspot *hotspot, *tmp;
wl_list_for_each_safe(hotspot, tmp, list, link) {
wl_list_remove(&hotspot->link);
if (hotspot->destroy) {
hotspot->destroy(hotspot->data);
}
free(hotspot);
}
}
static enum x11_button wl_button_to_x11_button(uint32_t button) {
switch (button) {
case BTN_LEFT:
return LEFT;
case BTN_MIDDLE:
return MIDDLE;
case BTN_RIGHT:
return RIGHT;
case BTN_SIDE:
return BACK;
case BTN_EXTRA:
return FORWARD;
default:
return NONE;
}
}
static enum x11_button wl_axis_to_x11_button(uint32_t axis, wl_fixed_t value) {
switch (axis) {
case WL_POINTER_AXIS_VERTICAL_SCROLL:
return wl_fixed_to_double(value) < 0 ? SCROLL_UP : SCROLL_DOWN;
case WL_POINTER_AXIS_HORIZONTAL_SCROLL:
return wl_fixed_to_double(value) < 0 ? SCROLL_LEFT : SCROLL_RIGHT;
default:
wlr_log(WLR_DEBUG, "Unexpected axis value on mouse scroll");
return NONE;
}
}
static void wl_pointer_enter(void *data, struct wl_pointer *wl_pointer,
uint32_t serial, struct wl_surface *surface,
wl_fixed_t surface_x, wl_fixed_t surface_y) {
struct swaybar *bar = data;
struct swaybar_pointer *pointer = &bar->pointer;
struct swaybar_output *output;
wl_list_for_each(output, &bar->outputs, link) {
if (output->surface == surface) {
pointer->current = output;
break;
}
}
int max_scale = 1;
struct swaybar_output *_output;
wl_list_for_each(_output, &bar->outputs, link) {
if (_output->scale > max_scale) {
max_scale = _output->scale;
}
}
wl_surface_set_buffer_scale(pointer->cursor_surface, max_scale);
wl_surface_attach(pointer->cursor_surface,
wl_cursor_image_get_buffer(pointer->cursor_image), 0, 0);
wl_pointer_set_cursor(wl_pointer, serial, pointer->cursor_surface,
pointer->cursor_image->hotspot_x / max_scale,
pointer->cursor_image->hotspot_y / max_scale);
wl_surface_commit(pointer->cursor_surface);
}
static void wl_pointer_leave(void *data, struct wl_pointer *wl_pointer,
uint32_t serial, struct wl_surface *surface) {
struct swaybar *bar = data;
bar->pointer.current = NULL;
}
static void wl_pointer_motion(void *data, struct wl_pointer *wl_pointer,
uint32_t time, wl_fixed_t surface_x, wl_fixed_t surface_y) {
struct swaybar *bar = data;
bar->pointer.x = wl_fixed_to_int(surface_x);
bar->pointer.y = wl_fixed_to_int(surface_y);
}
static bool check_bindings(struct swaybar *bar, uint32_t x11_button,
uint32_t state) {
bool released = state == WL_POINTER_BUTTON_STATE_RELEASED;
for (int i = 0; i < bar->config->bindings->length; i++) {
struct swaybar_binding *binding = bar->config->bindings->items[i];
if (binding->button == x11_button && binding->release == released) {
ipc_execute_binding(bar, binding);
return true;
}
}
return false;
}
static void wl_pointer_button(void *data, struct wl_pointer *wl_pointer,
uint32_t serial, uint32_t time, uint32_t button, uint32_t state) {
struct swaybar *bar = data;
struct swaybar_pointer *pointer = &bar->pointer;
struct swaybar_output *output = pointer->current;
if (!sway_assert(output, "button with no active output")) {
return;
}
if (check_bindings(bar, wl_button_to_x11_button(button), state)) {
return;
}
if (state != WL_POINTER_BUTTON_STATE_PRESSED) {
return;
}
struct swaybar_hotspot *hotspot;
wl_list_for_each(hotspot, &output->hotspots, link) {
double x = pointer->x * output->scale;
double y = pointer->y * output->scale;
if (x >= hotspot->x
&& y >= hotspot->y
&& x < hotspot->x + hotspot->width
&& y < hotspot->y + hotspot->height) {
if (HOTSPOT_IGNORE == hotspot->callback(output, pointer->x, pointer->y,
wl_button_to_x11_button(button), hotspot->data)) {
return;
}
}
}
}
static void wl_pointer_axis(void *data, struct wl_pointer *wl_pointer,
uint32_t time, uint32_t axis, wl_fixed_t value) {
struct swaybar *bar = data;
struct swaybar_pointer *pointer = &bar->pointer;
struct swaybar_output *output = pointer->current;
if (!sway_assert(output, "axis with no active output")) {
return;
}
// If there is a button press binding, execute it, skip default behavior,
// and check button release bindings
if (check_bindings(bar, wl_axis_to_x11_button(axis, value),
WL_POINTER_BUTTON_STATE_PRESSED)) {
check_bindings(bar, wl_axis_to_x11_button(axis, value),
WL_POINTER_BUTTON_STATE_RELEASED);
return;
}
struct swaybar_hotspot *hotspot;
wl_list_for_each(hotspot, &output->hotspots, link) {
double x = pointer->x * output->scale;
double y = pointer->y * output->scale;
if (x >= hotspot->x
&& y >= hotspot->y
&& x < hotspot->x + hotspot->width
&& y < hotspot->y + hotspot->height) {
if (HOTSPOT_IGNORE == hotspot->callback(
output, pointer->x, pointer->y,
wl_axis_to_x11_button(axis, value), hotspot->data)) {
return;
}
}
}
double amt = wl_fixed_to_double(value);
if (amt == 0.0) {
return;
}
// last doesn't actually need initialization,
// but gcc (7.3.1) is too dumb to figure it out
struct swaybar_workspace *first = NULL;
struct swaybar_workspace *active = NULL;
struct swaybar_workspace *last = NULL;
struct swaybar_workspace *iter;
wl_list_for_each(iter, &output->workspaces, link) {
if (!first) {
first = iter;
}
if (iter->visible) {
active = iter;
}
last = iter;
}
if (!sway_assert(active, "axis with null workspace")) {
return;
}
struct swaybar_workspace *new;
if (amt > 0.0) {
if (active == first) {
if (!bar->config->wrap_scroll) {
return;
}
new = last;
}
new = wl_container_of(active->link.prev, new, link);
} else {
if (active == last) {
if (!bar->config->wrap_scroll) {
return;
}
new = first;
}
new = wl_container_of(active->link.next, new, link);
}
ipc_send_workspace_command(bar, new->name);
// Check button release bindings
check_bindings(bar, wl_axis_to_x11_button(axis, value),
WL_POINTER_BUTTON_STATE_RELEASED);
}
static void wl_pointer_frame(void *data, struct wl_pointer *wl_pointer) {
// Who cares
}
static void wl_pointer_axis_source(void *data, struct wl_pointer *wl_pointer,
uint32_t axis_source) {
// Who cares
}
static void wl_pointer_axis_stop(void *data, struct wl_pointer *wl_pointer,
uint32_t time, uint32_t axis) {
// Who cares
}
static void wl_pointer_axis_discrete(void *data, struct wl_pointer *wl_pointer,
uint32_t axis, int32_t discrete) {
// Who cares
}
struct wl_pointer_listener pointer_listener = {
.enter = wl_pointer_enter,
.leave = wl_pointer_leave,
.motion = wl_pointer_motion,
.button = wl_pointer_button,
.axis = wl_pointer_axis,
.frame = wl_pointer_frame,
.axis_source = wl_pointer_axis_source,
.axis_stop = wl_pointer_axis_stop,
.axis_discrete = wl_pointer_axis_discrete,
};
static void seat_handle_capabilities(void *data, struct wl_seat *wl_seat,
enum wl_seat_capability caps) {
struct swaybar *bar = data;
if (bar->pointer.pointer != NULL) {
wl_pointer_release(bar->pointer.pointer);
bar->pointer.pointer = NULL;
}
if ((caps & WL_SEAT_CAPABILITY_POINTER)) {
bar->pointer.pointer = wl_seat_get_pointer(wl_seat);
wl_pointer_add_listener(bar->pointer.pointer, &pointer_listener, bar);
}
}
static void seat_handle_name(void *data, struct wl_seat *wl_seat,
const char *name) {
// Who cares
}
const struct wl_seat_listener seat_listener = {
.capabilities = seat_handle_capabilities,
.name = seat_handle_name,
};

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@ -3,6 +3,7 @@ executable(
'bar.c',
'config.c',
'i3bar.c',
'input.c',
'ipc.c',
'main.c',
'render.c',