backend-wayland: allow resizing with xdg-shell

Signed-off-by: Michael Olbrich <m.olbrich@pengutronix.de>
This commit is contained in:
Michael Olbrich 2023-02-15 18:37:21 +01:00 committed by Daniel Stone
parent 6b23ffabcf
commit d29c280867
1 changed files with 63 additions and 2 deletions

View File

@ -67,6 +67,12 @@
#define WINDOW_TITLE "Weston Compositor"
#define WINDOW_MIN_WIDTH 128
#define WINDOW_MIN_HEIGHT 128
#define WINDOW_MAX_WIDTH 8192
#define WINDOW_MAX_HEIGHT 8192
static const uint32_t wayland_formats[] = {
DRM_FORMAT_ARGB8888,
};
@ -139,6 +145,7 @@ struct wayland_output {
} shm;
struct weston_mode mode;
struct weston_mode native_mode;
struct wl_callback *frame_cb;
};
@ -1089,6 +1096,34 @@ wayland_output_switch_mode_fshell(struct wayland_output *output,
return wayland_output_switch_mode_finish(output);
}
static int
wayland_output_switch_mode_xdg(struct wayland_output *output,
struct weston_mode *mode)
{
if (output->backend->sprawl_across_outputs)
return -1;
assert (&output->mode == output->base.current_mode);
output->mode.width = mode->width;
output->mode.height = mode->height;
if (mode->width < WINDOW_MIN_WIDTH)
output->mode.width = WINDOW_MIN_WIDTH;
if (mode->width > WINDOW_MAX_WIDTH)
output->mode.width = WINDOW_MAX_WIDTH;
if (mode->height < WINDOW_MIN_HEIGHT)
output->mode.height = WINDOW_MIN_HEIGHT;
if (mode->height > WINDOW_MAX_HEIGHT)
output->mode.height = WINDOW_MAX_HEIGHT;
/* Blow the old buffers because we changed size/surfaces */
wayland_output_resize_surface(output);
return wayland_output_switch_mode_finish(output);
}
static int
wayland_output_switch_mode(struct weston_output *output_base,
struct weston_mode *mode)
@ -1103,7 +1138,7 @@ wayland_output_switch_mode(struct weston_output *output_base,
}
if (output->parent.xdg_surface)
return -1;
return wayland_output_switch_mode_xdg(output, mode);
if (output->backend->parent.fshell)
return wayland_output_switch_mode_fshell(output, mode);
@ -1132,7 +1167,26 @@ handle_xdg_toplevel_configure(void *data, struct xdg_toplevel *toplevel,
output->parent.configure_height = height;
output->parent.wait_for_configure = false;
/* FIXME: implement resizing */
if (width > 0 && height > 0) {
if (output->frame) {
int32_t top, bottom, left, right;
frame_border_sizes(output->frame, &top, &bottom,
&left, &right);
width -= left + right;
height -= top + bottom;
}
output->native_mode.width = width;
output->native_mode.height = height;
if (weston_output_mode_set_native(&output->base,
&output->native_mode,
output->base.current_scale) < 0) {
output->native_mode.width = output->mode.width;
output->native_mode.height = output->mode.height;
weston_log("Mode switch failed\n");
}
}
}
static void
@ -1767,6 +1821,13 @@ input_handle_button(void *data, struct wl_pointer *pointer,
return;
}
if (frame_status(input->output->frame) & FRAME_STATUS_RESIZE) {
xdg_toplevel_resize(input->output->parent.xdg_toplevel,
input->parent.seat, serial,
location);
frame_status_clear(input->output->frame,
FRAME_STATUS_RESIZE);
}
if (frame_status(input->output->frame) & FRAME_STATUS_REPAINT)
weston_output_schedule_repaint(&input->output->base);