From 499150a91b706b9829ca763ede9b97c573b51cb7 Mon Sep 17 00:00:00 2001 From: Ian Fan Date: Wed, 17 Oct 2018 20:21:27 +0100 Subject: [PATCH] swaybar: separate input code to new file --- include/swaybar/bar.h | 38 +----- include/swaybar/i3bar.h | 4 +- include/swaybar/input.h | 49 +++++++ swaybar/bar.c | 248 +--------------------------------- swaybar/i3bar.c | 30 +---- swaybar/input.c | 286 ++++++++++++++++++++++++++++++++++++++++ swaybar/meson.build | 1 + 7 files changed, 340 insertions(+), 316 deletions(-) create mode 100644 include/swaybar/input.h create mode 100644 swaybar/input.c diff --git a/include/swaybar/bar.h b/include/swaybar/bar.h index 58e2dee6..95b20510 100644 --- a/include/swaybar/bar.h +++ b/include/swaybar/bar.h @@ -1,6 +1,7 @@ #ifndef _SWAYBAR_BAR_H #define _SWAYBAR_BAR_H #include +#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 diff --git a/include/swaybar/i3bar.h b/include/swaybar/i3bar.h index d4a48e07..3f1ecc25 100644 --- a/include/swaybar/i3bar.h +++ b/include/swaybar/i3bar.h @@ -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 diff --git a/include/swaybar/input.h b/include/swaybar/input.h new file mode 100644 index 00000000..a552e7ac --- /dev/null +++ b/include/swaybar/input.h @@ -0,0 +1,49 @@ +#ifndef _SWAYBAR_INPUT_H +#define _SWAYBAR_INPUT_H + +#include +#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 diff --git a/swaybar/bar.c b/swaybar/bar.c index 0deba72d..5e9767b2 100644 --- a/swaybar/bar.c +++ b/swaybar/bar.c @@ -11,14 +11,10 @@ #include #include #include -#ifdef __FreeBSD__ -#include -#else -#include -#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; diff --git a/swaybar/i3bar.c b/swaybar/i3bar.c index 1d754808..3ea74e13 100644 --- a/swaybar/i3bar.c +++ b/swaybar/i3bar.c @@ -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; - } -} diff --git a/swaybar/input.c b/swaybar/input.c new file mode 100644 index 00000000..31137f44 --- /dev/null +++ b/swaybar/input.c @@ -0,0 +1,286 @@ +#include +#ifdef __FreeBSD__ +#include +#else +#include +#endif +#include +#include +#include +#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, +}; diff --git a/swaybar/meson.build b/swaybar/meson.build index 0c116172..c27cf2c2 100644 --- a/swaybar/meson.build +++ b/swaybar/meson.build @@ -3,6 +3,7 @@ executable( 'bar.c', 'config.c', 'i3bar.c', + 'input.c', 'ipc.c', 'main.c', 'render.c',