1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
|
#define _POSIX_C_SOURCE 199309L
#include <stdbool.h>
#include <stdlib.h>
#include <wayland-server.h>
#include <wlr/xwayland.h>
#include <wlr/types/wlr_output_layout.h>
#include <wlr/types/wlr_output.h>
#include "sway/container.h"
#include "sway/layout.h"
#include "sway/server.h"
#include "sway/view.h"
#include "sway/output.h"
#include "log.h"
static bool assert_xwayland(struct sway_view *view) {
return sway_assert(view->type == SWAY_XWAYLAND_VIEW && view->wlr_xwayland_surface,
"Expected xwayland view!");
}
static const char *get_prop(struct sway_view *view, enum sway_view_prop prop) {
if (!assert_xwayland(view)) {
return NULL;
}
switch (prop) {
case VIEW_PROP_TITLE:
return view->wlr_xwayland_surface->title;
case VIEW_PROP_CLASS:
return view->wlr_xwayland_surface->class;
default:
return NULL;
}
}
static void set_size(struct sway_view *view, int width, int height) {
if (!assert_xwayland(view)) {
return;
}
view->sway_xwayland_surface->pending_width = width;
view->sway_xwayland_surface->pending_height = height;
struct wlr_xwayland_surface *xsurface = view->wlr_xwayland_surface;
wlr_xwayland_surface_configure(xsurface, view->swayc->x, view->swayc->y,
width, height);
}
static void set_position(struct sway_view *view, double ox, double oy) {
if (!assert_xwayland(view)) {
return;
}
swayc_t *output = swayc_parent_by_type(view->swayc, C_OUTPUT);
if (!sway_assert(output, "view must be within tree to set position")) {
return;
}
swayc_t *root = swayc_parent_by_type(output, C_ROOT);
if (!sway_assert(root, "output must be within tree to set position")) {
return;
}
struct wlr_output_layout *layout = root->output_layout;
struct wlr_output_layout_output *loutput =
wlr_output_layout_get(layout, output->sway_output->wlr_output);
if (!sway_assert(loutput, "output must be within layout to set position")) {
return;
}
view->swayc->x = ox;
view->swayc->y = oy;
wlr_xwayland_surface_configure(view->wlr_xwayland_surface,
ox + loutput->x, oy + loutput->y,
view->width, view->height);
}
static void set_activated(struct sway_view *view, bool activated) {
if (!assert_xwayland(view)) {
return;
}
struct wlr_xwayland_surface *surface = view->wlr_xwayland_surface;
wlr_xwayland_surface_activate(surface, activated);
}
static void handle_commit(struct wl_listener *listener, void *data) {
struct sway_xwayland_surface *sway_surface =
wl_container_of(listener, sway_surface, commit);
struct sway_view *view = sway_surface->view;
sway_log(L_DEBUG, "xwayland surface commit %dx%d",
sway_surface->pending_width, sway_surface->pending_height);
// NOTE: We intentionally discard the view's desired width here
// TODO: Let floating views do whatever
view->width = sway_surface->pending_width;
view->height = sway_surface->pending_height;
}
static void handle_destroy(struct wl_listener *listener, void *data) {
struct sway_xwayland_surface *sway_surface =
wl_container_of(listener, sway_surface, destroy);
wl_list_remove(&sway_surface->commit.link);
wl_list_remove(&sway_surface->destroy.link);
wl_list_remove(&sway_surface->request_configure.link);
swayc_t *parent = destroy_view(sway_surface->view->swayc);
free(sway_surface->view);
free(sway_surface);
arrange_windows(parent, -1, -1);
}
static void handle_configure_request(struct wl_listener *listener, void *data) {
struct sway_xwayland_surface *sway_surface =
wl_container_of(listener, sway_surface, request_configure);
struct wlr_xwayland_surface_configure_event *ev = data;
struct sway_view *view = sway_surface->view;
struct wlr_xwayland_surface *xsurface = view->wlr_xwayland_surface;
// TODO: floating windows are allowed to move around like this, but make
// sure tiling windows always stay in place.
wlr_xwayland_surface_configure(xsurface, ev->x, ev->y,
ev->width, ev->height);
}
void handle_xwayland_surface(struct wl_listener *listener, void *data) {
struct sway_server *server = wl_container_of(
listener, server, xwayland_surface);
struct wlr_xwayland_surface *xsurface = data;
if (xsurface->override_redirect) {
// TODO: floating popups
return;
}
sway_log(L_DEBUG, "New xwayland surface title='%s' class='%s'",
xsurface->title, xsurface->class);
struct sway_xwayland_surface *sway_surface =
calloc(1, sizeof(struct sway_xwayland_surface));
if (!sway_assert(sway_surface, "Failed to allocate surface!")) {
return;
}
struct sway_view *sway_view = calloc(1, sizeof(struct sway_view));
if (!sway_assert(sway_view, "Failed to allocate view!")) {
return;
}
sway_view->type = SWAY_XWAYLAND_VIEW;
sway_view->iface.get_prop = get_prop;
sway_view->iface.set_size = set_size;
sway_view->iface.set_position = set_position;
sway_view->iface.set_activated = set_activated;
sway_view->wlr_xwayland_surface = xsurface;
sway_view->sway_xwayland_surface = sway_surface;
// TODO remove from the tree when the surface goes away (unmapped)
sway_view->surface = xsurface->surface;
sway_surface->view = sway_view;
// TODO:
// - Wire up listeners
// - Handle popups
// - Look up pid and open on appropriate workspace
// - Set new view to maximized so it behaves nicely
// - Criteria
sway_surface->commit.notify = handle_commit;
wl_signal_add(&xsurface->surface->events.commit, &sway_surface->commit);
sway_surface->destroy.notify = handle_destroy;
wl_signal_add(&xsurface->events.destroy, &sway_surface->destroy);
sway_surface->request_configure.notify = handle_configure_request;
wl_signal_add(&xsurface->events.request_configure,
&sway_surface->request_configure);
// TODO: actual focus semantics
swayc_t *parent = root_container.children->items[0];
parent = parent->children->items[0]; // workspace
swayc_t *cont = new_view(parent, sway_view);
sway_view->swayc = cont;
arrange_windows(cont->parent, -1, -1);
}
|
