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#include <xkbcommon/xkbcommon.h>
#include <stdlib.h>
#include <stdbool.h>
#include <math.h>
#include <wlc/wlc.h>
#include <wlc/wlc-wayland.h>
#include <ctype.h>
#include "handlers.h"
#include "log.h"
#include "layout.h"
#include "config.h"
#include "commands.h"
#include "stringop.h"
#include "workspace.h"
#include "container.h"
#include "output.h"
#include "focus.h"
#include "input_state.h"
#include "resize.h"
#include "extensions.h"
#include "criteria.h"
#include "ipc-server.h"
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// Event should be sent to client
#define EVENT_PASSTHROUGH false
// Event handled by sway and should not be sent to client
#define EVENT_HANDLED true
/* Handles */
static bool handle_output_created(wlc_handle output) {
swayc_t *op = new_output(output);
// Visibility mask to be able to make view invisible
wlc_output_set_mask(output, VISIBLE);
if (!op) {
return false;
}
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// Switch to workspace if we need to
if (swayc_active_workspace() == NULL) {
swayc_t *ws = op->children->items[0];
workspace_switch(ws);
}
// Fixes issues with backgrounds and wlc
wlc_handle prev = wlc_get_focused_output();
wlc_output_focus(output);
wlc_output_focus(prev);
return true;
}
static void handle_output_destroyed(wlc_handle output) {
int i;
list_t *list = root_container.children;
for (i = 0; i < list->length; ++i) {
if (((swayc_t *)list->items[i])->handle == output) {
break;
}
}
if (i < list->length) {
destroy_output(list->items[i]);
} else {
return;
}
if (list->length > 0) {
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// switch to other outputs active workspace
workspace_switch(((swayc_t *)root_container.children->items[0])->focused);
}
}
static void handle_output_pre_render(wlc_handle output) {
struct wlc_size resolution = *wlc_output_get_resolution(output);
int i;
for (i = 0; i < desktop_shell.backgrounds->length; ++i) {
struct background_config *config = desktop_shell.backgrounds->items[i];
if (config->output == output) {
wlc_surface_render(config->surface, &(struct wlc_geometry){ wlc_origin_zero, resolution });
break;
}
}
for (i = 0; i < desktop_shell.panels->length; ++i) {
struct panel_config *config = desktop_shell.panels->items[i];
if (config->output == output) {
struct wlc_size size = *wlc_surface_get_size(config->surface);
struct wlc_geometry geo = {
.size = size
};
switch (config->panel_position) {
case DESKTOP_SHELL_PANEL_POSITION_TOP:
geo.origin = (struct wlc_point){ 0, 0 };
break;
case DESKTOP_SHELL_PANEL_POSITION_BOTTOM:
geo.origin = (struct wlc_point){ 0, resolution.h - size.h };
break;
case DESKTOP_SHELL_PANEL_POSITION_LEFT:
geo.origin = (struct wlc_point){ 0, 0 };
break;
case DESKTOP_SHELL_PANEL_POSITION_RIGHT:
geo.origin = (struct wlc_point){ resolution.w - size.w, 0 };
break;
}
wlc_surface_render(config->surface, &geo);
if (size.w != desktop_shell.panel_size.w || size.h != desktop_shell.panel_size.h) {
desktop_shell.panel_size = size;
arrange_windows(&root_container, -1, -1);
}
break;
}
}
}
static void handle_output_resolution_change(wlc_handle output, const struct wlc_size *from, const struct wlc_size *to) {
sway_log(L_DEBUG, "Output %u resolution changed to %d x %d", (unsigned int)output, to->w, to->h);
swayc_t *c = swayc_by_handle(output);
if (!c) return;
c->width = to->w;
c->height = to->h;
arrange_windows(&root_container, -1, -1);
}
static void handle_output_focused(wlc_handle output, bool focus) {
swayc_t *c = swayc_by_handle(output);
// if for some reason this output doesnt exist, create it.
if (!c) {
handle_output_created(output);
}
if (focus) {
set_focused_container(c);
}
}
static bool handle_view_created(wlc_handle handle) {
// if view is child of another view, the use that as focused container
wlc_handle parent = wlc_view_get_parent(handle);
swayc_t *focused = NULL;
swayc_t *newview = NULL;
// Get parent container, to add view in
if (parent) {
focused = swayc_by_handle(parent);
}
if (!focused || focused->type == C_OUTPUT) {
focused = get_focused_container(&root_container);
// Move focus from floating view
if (focused->is_floating) {
// To workspace if there are no children
if (focused->parent->children->length == 0) {
focused = focused->parent;
}
// TODO find a better way of doing this
// Or to focused container
else {
focused = get_focused_container(focused->parent->children->items[0]);
}
}
}
sway_log(L_DEBUG, "handle:%ld type:%x state:%x parent:%ld "
"mask:%d (x:%d y:%d w:%d h:%d) title:%s "
"class:%s appid:%s",
handle, wlc_view_get_type(handle), wlc_view_get_state(handle), parent,
wlc_view_get_mask(handle), wlc_view_get_geometry(handle)->origin.x,
wlc_view_get_geometry(handle)->origin.y,wlc_view_get_geometry(handle)->size.w,
wlc_view_get_geometry(handle)->size.h, wlc_view_get_title(handle),
wlc_view_get_class(handle), wlc_view_get_app_id(handle));
// TODO properly figure out how each window should be handled.
switch (wlc_view_get_type(handle)) {
// regular view created regularly
case 0:
newview = new_view(focused, handle);
wlc_view_set_state(handle, WLC_BIT_MAXIMIZED, true);
break;
// Dmenu keeps viewfocus, but others with this flag dont, for now simulate
// dmenu
case WLC_BIT_OVERRIDE_REDIRECT:
9 years ago
// locked_view_focus = true;
wlc_view_focus(handle);
wlc_view_set_state(handle, WLC_BIT_ACTIVATED, true);
wlc_view_bring_to_front(handle);
break;
// Firefox popups have this flag set.
case WLC_BIT_OVERRIDE_REDIRECT|WLC_BIT_UNMANAGED:
wlc_view_bring_to_front(handle);
locked_container_focus = true;
break;
// Modals, get focus, popups do not
case WLC_BIT_MODAL:
wlc_view_focus(handle);
wlc_view_bring_to_front(handle);
newview = new_floating_view(handle);
case WLC_BIT_POPUP:
wlc_view_bring_to_front(handle);
break;
}
if (newview) {
set_focused_container(newview);
swayc_t *output = swayc_parent_by_type(newview, C_OUTPUT);
arrange_windows(output, -1, -1);
// check if it matches for_window in config and execute if so
list_t *criteria = criteria_for(newview);
for (int i = 0; i < criteria->length; i++) {
struct criteria *crit = criteria->items[i];
sway_log(L_DEBUG, "for_window '%s' matches new view %p, cmd: '%s'",
crit->crit_raw, newview, crit->cmdlist);
struct cmd_results *res = handle_command(crit->cmdlist);
if (res->status != CMD_SUCCESS) {
sway_log(L_ERROR, "Command '%s' failed: %s", res->input, res->error);
}
free_cmd_results(res);
// view must be focused for commands to affect it, so always
// refocus in-between command lists
set_focused_container(newview);
}
swayc_t *workspace = swayc_parent_by_type(focused, C_WORKSPACE);
if (workspace && workspace->fullscreen) {
set_focused_container(workspace->fullscreen);
}
} else {
swayc_t *output = swayc_parent_by_type(focused, C_OUTPUT);
wlc_handle *h = malloc(sizeof(wlc_handle));
*h = handle;
sway_log(L_DEBUG, "Adding unmanaged window %p to %p", h, output->unmanaged);
list_add(output->unmanaged, h);
}
return true;
}
static void handle_view_destroyed(wlc_handle handle) {
sway_log(L_DEBUG, "Destroying window %lu", handle);
swayc_t *view = swayc_by_handle(handle);
// destroy views by type
switch (wlc_view_get_type(handle)) {
// regular view created regularly
case 0:
case WLC_BIT_MODAL:
case WLC_BIT_POPUP:
break;
// DMENU has this flag, and takes view_focus, but other things with this
// flag dont
case WLC_BIT_OVERRIDE_REDIRECT:
9 years ago
// locked_view_focus = false;
break;
case WLC_BIT_OVERRIDE_REDIRECT|WLC_BIT_UNMANAGED:
locked_container_focus = false;
break;
}
if (view) {
bool fullscreen = swayc_is_fullscreen(view);
remove_view_from_scratchpad(view);
swayc_t *parent = destroy_view(view);
if (fullscreen) {
parent->fullscreen = NULL;
}
arrange_windows(parent, -1, -1);
} else {
// Is it unmanaged?
int i;
for (i = 0; i < root_container.children->length; ++i) {
swayc_t *output = root_container.children->items[i];
int j;
for (j = 0; j < output->unmanaged->length; ++j) {
wlc_handle *_handle = output->unmanaged->items[j];
if (*_handle == handle) {
list_del(output->unmanaged, j);
free(_handle);
break;
}
}
}
}
set_focused_container(get_focused_view(&root_container));
}
static void handle_view_focus(wlc_handle view, bool focus) {
return;
}
static void handle_view_geometry_request(wlc_handle handle, const struct wlc_geometry *geometry) {
sway_log(L_DEBUG, "geometry request for %ld %dx%d @ %d,%d", handle,
geometry->size.w, geometry->size.h, geometry->origin.x, geometry->origin.y);
// If the view is floating, then apply the geometry.
// Otherwise save the desired width/height for the view.
// This will not do anything for the time being as WLC improperly sends geometry requests
swayc_t *view = swayc_by_handle(handle);
if (view) {
view->desired_width = geometry->size.w;
view->desired_height = geometry->size.h;
if (view->is_floating) {
view->width = view->desired_width;
view->height = view->desired_height;
view->x = geometry->origin.x;
view->y = geometry->origin.y;
arrange_windows(view->parent, -1, -1);
}
}
}
static void handle_view_state_request(wlc_handle view, enum wlc_view_state_bit state, bool toggle) {
swayc_t *c = swayc_by_handle(view);
9 years ago
switch (state) {
case WLC_BIT_FULLSCREEN:
// i3 just lets it become fullscreen
wlc_view_set_state(view, state, toggle);
if (c) {
sway_log(L_DEBUG, "setting view %ld %s, fullscreen %d", view, c->name, toggle);
arrange_windows(c->parent, -1, -1);
// Set it as focused window for that workspace if its going fullscreen
if (toggle) {
swayc_t *ws = swayc_parent_by_type(c, C_WORKSPACE);
// Set ws focus to c
set_focused_container_for(ws, c);
}
}
break;
case WLC_BIT_MAXIMIZED:
case WLC_BIT_RESIZING:
case WLC_BIT_MOVING:
break;
case WLC_BIT_ACTIVATED:
sway_log(L_DEBUG, "View %p requested to be activated", c);
break;
}
return;
}
static void handle_binding_command(struct sway_binding *binding) {
struct sway_binding *binding_copy = binding;
bool reload = false;
// if this is a reload command we need to make a duplicate of the
// binding since it will be gone after the reload has completed.
if (strcasecmp(binding->command, "reload") == 0) {
binding_copy = sway_binding_dup(binding);
reload = true;
}
struct cmd_results *res = handle_command(binding->command);
if (res->status != CMD_SUCCESS) {
sway_log(L_ERROR, "Command '%s' failed: %s", res->input, res->error);
}
ipc_event_binding_keyboard(binding_copy);
if (reload) { // free the binding if we made a copy
free_sway_binding(binding_copy);
}
free_cmd_results(res);
}
static bool handle_bindsym(struct sway_binding *binding) {
bool match = false;
int i;
for (i = 0; i < binding->keys->length; ++i) {
xkb_keysym_t *key = binding->keys->items[i];
if ((match = check_key(*key, 0)) == false) {
break;
}
}
if (match) {
handle_binding_command(binding);
return true;
}
return false;
}
static bool handle_bindsym_release(struct sway_binding *binding) {
if (binding->keys->length == 1) {
xkb_keysym_t *key = binding->keys->items[0];
if (check_released_key(*key)) {
handle_binding_command(binding);
return true;
}
}
return false;
}
10 years ago
static bool handle_key(wlc_handle view, uint32_t time, const struct wlc_modifiers *modifiers,
uint32_t key, enum wlc_key_state state) {
if (desktop_shell.is_locked) {
return EVENT_PASSTHROUGH;
}
9 years ago
if (locked_view_focus && state == WLC_KEY_STATE_PRESSED) {
9 years ago
return EVENT_PASSTHROUGH;
}
// reset pointer mode on keypress
if (state == WLC_KEY_STATE_PRESSED && pointer_state.mode) {
pointer_mode_reset();
}
struct sway_mode *mode = config->current_mode;
struct wlc_modifiers no_mods = { 0, 0 };
uint32_t sym = tolower(wlc_keyboard_get_keysym_for_key(key, &no_mods));
int i;
if (state == WLC_KEY_STATE_PRESSED) {
press_key(sym, key);
} else { // WLC_KEY_STATE_RELEASED
release_key(sym, key);
}
// handle bar modifiers pressed/released
uint32_t modifier;
for (i = 0; i < config->active_bar_modifiers->length; ++i) {
modifier = *(uint32_t *)config->active_bar_modifiers->items[i];
switch (modifier_state_changed(modifiers->mods, modifier)) {
case MOD_STATE_PRESSED:
ipc_event_modifier(modifier, "pressed");
break;
case MOD_STATE_RELEASED:
ipc_event_modifier(modifier, "released");
break;
}
}
// update modifiers state
modifiers_state_update(modifiers->mods);
// handle bindings
for (i = 0; i < mode->bindings->length; ++i) {
struct sway_binding *binding = mode->bindings->items[i];
if ((modifiers->mods ^ binding->modifiers) == 0) {
switch (state) {
case WLC_KEY_STATE_PRESSED: {
if (!binding->release && handle_bindsym(binding)) {
return EVENT_HANDLED;
}
break;
}
case WLC_KEY_STATE_RELEASED:
if (binding->release && handle_bindsym_release(binding)) {
return EVENT_HANDLED;
}
break;
}
}
}
9 years ago
return EVENT_PASSTHROUGH;
}
static bool handle_pointer_motion(wlc_handle handle, uint32_t time, const struct wlc_point *origin) {
if (desktop_shell.is_locked) {
return EVENT_PASSTHROUGH;
}
struct wlc_point new_origin = *origin;
// Switch to adjacent output if touching output edge.
//
// Since this doesn't currently support moving windows between outputs we
// don't do the switch if the pointer is in a mode.
if (config->seamless_mouse && !pointer_state.mode &&
!pointer_state.left.held && !pointer_state.right.held && !pointer_state.scroll.held) {
swayc_t *output = swayc_active_output(), *adjacent = NULL;
struct wlc_point abs_pos = *origin;
abs_pos.x += output->x;
abs_pos.y += output->y;
if (origin->x == 0) { // Left edge
if ((adjacent = swayc_adjacent_output(output, MOVE_LEFT, &abs_pos, false))) {
if (workspace_switch(swayc_active_workspace_for(adjacent))) {
new_origin.x = adjacent->width;
// adjust for differently aligned outputs (well, this is
// only correct when the two outputs have the same
// resolution or the same dpi I guess, it should take
// physical attributes into account)
new_origin.y += (output->y - adjacent->y);
}
}
} else if ((double)origin->x == output->width) { // Right edge
if ((adjacent = swayc_adjacent_output(output, MOVE_RIGHT, &abs_pos, false))) {
if (workspace_switch(swayc_active_workspace_for(adjacent))) {
new_origin.x = 0;
new_origin.y += (output->y - adjacent->y);
}
}
} else if (origin->y == 0) { // Top edge
if ((adjacent = swayc_adjacent_output(output, MOVE_UP, &abs_pos, false))) {
if (workspace_switch(swayc_active_workspace_for(adjacent))) {
new_origin.y = adjacent->height;
new_origin.x += (output->x - adjacent->x);
}
}
} else if ((double)origin->y == output->height) { // Bottom edge
if ((adjacent = swayc_adjacent_output(output, MOVE_DOWN, &abs_pos, false))) {
if (workspace_switch(swayc_active_workspace_for(adjacent))) {
new_origin.y = 0;
new_origin.x += (output->x - adjacent->x);
}
}
}
}
pointer_position_set(&new_origin, false);
9 years ago
return EVENT_PASSTHROUGH;
}
static bool handle_pointer_button(wlc_handle view, uint32_t time, const struct wlc_modifiers *modifiers,
uint32_t button, enum wlc_button_state state, const struct wlc_point *origin) {
// Update view pointer is on
pointer_state.view = container_under_pointer();
// Update pointer_state
switch (button) {
case M_LEFT_CLICK:
if (state == WLC_BUTTON_STATE_PRESSED) {
pointer_state.left.held = true;
pointer_state.left.x = origin->x;
pointer_state.left.y = origin->y;
pointer_state.left.view = pointer_state.view;
} else {
pointer_state.left.held = false;
}
break;
case M_RIGHT_CLICK:
if (state == WLC_BUTTON_STATE_PRESSED) {
pointer_state.right.held = true;
pointer_state.right.x = origin->x;
pointer_state.right.y = origin->y;
pointer_state.right.view = pointer_state.view;
} else {
pointer_state.right.held = false;
}
break;
case M_SCROLL_CLICK:
if (state == WLC_BUTTON_STATE_PRESSED) {
pointer_state.scroll.held = true;
pointer_state.scroll.x = origin->x;
pointer_state.scroll.y = origin->y;
pointer_state.scroll.view = pointer_state.view;
} else {
pointer_state.scroll.held = false;
}
break;
//TODO scrolling behavior
case M_SCROLL_UP:
case M_SCROLL_DOWN:
break;
}
// get focused window and check if to change focus on mouse click
swayc_t *focused = get_focused_container(&root_container);
// dont change focus or mode if fullscreen
if (swayc_is_fullscreen(focused)) {
9 years ago
return EVENT_PASSTHROUGH;
}
// set pointer mode only if floating mod has been set
9 years ago
if (config->floating_mod) {
pointer_mode_set(button, !(modifiers->mods ^ config->floating_mod));
}
// Check whether to change focus
swayc_t *pointer = pointer_state.view;
if (pointer) {
if (focused != pointer) {
set_focused_container(pointer_state.view);
}
// Send to front if floating
if (pointer->is_floating) {
int i;
for (i = 0; i < pointer->parent->floating->length; i++) {
if (pointer->parent->floating->items[i] == pointer) {
list_del(pointer->parent->floating, i);
list_add(pointer->parent->floating, pointer);
break;
}
}
wlc_view_bring_to_front(pointer->handle);
}
}
// Return if mode has been set
if (pointer_state.mode) {
return EVENT_HANDLED;
}
// Always send mouse release
if (state == WLC_BUTTON_STATE_RELEASED) {
return EVENT_PASSTHROUGH;
}
// Finally send click
9 years ago
return EVENT_PASSTHROUGH;
}
static void handle_wlc_ready(void) {
sway_log(L_DEBUG, "Compositor is ready, executing cmds in queue");
// Execute commands until there are none left
config->active = true;
while (config->cmd_queue->length) {
char *line = config->cmd_queue->items[0];
struct cmd_results *res = handle_command(line);
if (res->status != CMD_SUCCESS) {
sway_log(L_ERROR, "Error on line '%s': %s", line, res->error);
}
free_cmd_results(res);
free(line);
list_del(config->cmd_queue, 0);
}
}
struct wlc_interface interface = {
.output = {
.created = handle_output_created,
.destroyed = handle_output_destroyed,
.resolution = handle_output_resolution_change,
.focus = handle_output_focused,
.render = {
.pre = handle_output_pre_render
}
},
.view = {
.created = handle_view_created,
.destroyed = handle_view_destroyed,
.focus = handle_view_focus,
.request = {
.geometry = handle_view_geometry_request,
.state = handle_view_state_request
}
},
.keyboard = {
.key = handle_key
},
.pointer = {
.motion = handle_pointer_motion,
.button = handle_pointer_button
},
.compositor = {
.ready = handle_wlc_ready
}
};