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Fix moving views when resizing below min size

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This commit is contained in:
emersion 2017-11-03 14:49:15 +01:00
parent ec11a95d0c
commit cf713edc10
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GPG key ID: 0FDE7BE0E88F5E48
6 changed files with 159 additions and 66 deletions
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86
rootston/xwayland.c
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@ -15,32 +15,7 @@ static void activate(struct roots_view *view, bool active) {
wlr_xwayland_surface_activate(xwayland, view->xwayland_surface, active);
}
static void resize(struct roots_view *view, uint32_t width, uint32_t height) {
assert(view->type == ROOTS_XWAYLAND_VIEW);
struct wlr_xwayland_surface *xwayland_surface = view->xwayland_surface;
struct wlr_xwayland_surface_size_hints *size_hints =
xwayland_surface->size_hints;
if (size_hints != NULL) {
if (width < (uint32_t)size_hints->min_width) {
width = size_hints->min_width;
} else if (size_hints->max_width > 0 &&
width > (uint32_t)size_hints->max_width) {
width = size_hints->max_width;
}
if (height < (uint32_t)size_hints->min_height) {
height = size_hints->min_height;
} else if (size_hints->max_height > 0 &&
height > (uint32_t)size_hints->max_height) {
height = size_hints->max_height;
}
}
wlr_xwayland_surface_configure(view->desktop->xwayland, xwayland_surface,
xwayland_surface->x, xwayland_surface->y, width, height);
}
static void set_position(struct roots_view *view, double x, double y) {
static void move(struct roots_view *view, double x, double y) {
assert(view->type == ROOTS_XWAYLAND_VIEW);
struct wlr_xwayland_surface *xwayland_surface = view->xwayland_surface;
view->x = x;
@ -49,6 +24,62 @@ static void set_position(struct roots_view *view, double x, double y) {
x, y, xwayland_surface->width, xwayland_surface->height);
}
static void apply_size_constraints(
struct wlr_xwayland_surface *xwayland_surface, uint32_t width,
uint32_t height, uint32_t *dest_width, uint32_t *dest_height) {
*dest_width = width;
*dest_height = height;
struct wlr_xwayland_surface_size_hints *size_hints =
xwayland_surface->size_hints;
if (size_hints != NULL) {
if (width < (uint32_t)size_hints->min_width) {
*dest_width = size_hints->min_width;
} else if (size_hints->max_width > 0 &&
width > (uint32_t)size_hints->max_width) {
*dest_width = size_hints->max_width;
}
if (height < (uint32_t)size_hints->min_height) {
*dest_height = size_hints->min_height;
} else if (size_hints->max_height > 0 &&
height > (uint32_t)size_hints->max_height) {
*dest_height = size_hints->max_height;
}
}
}
static void resize(struct roots_view *view, uint32_t width, uint32_t height) {
assert(view->type == ROOTS_XWAYLAND_VIEW);
struct wlr_xwayland_surface *xwayland_surface = view->xwayland_surface;
uint32_t contrained_width, contrained_height;
apply_size_constraints(xwayland_surface, width, height, &contrained_width,
&contrained_height);
wlr_xwayland_surface_configure(view->desktop->xwayland, xwayland_surface,
xwayland_surface->x, xwayland_surface->y, contrained_width,
contrained_height);
}
static void move_resize(struct roots_view *view, double x, double y,
uint32_t width, uint32_t height) {
assert(view->type == ROOTS_XWAYLAND_VIEW);
struct wlr_xwayland_surface *xwayland_surface = view->xwayland_surface;
uint32_t contrained_width, contrained_height;
apply_size_constraints(xwayland_surface, width, height, &contrained_width,
&contrained_height);
x = x + width - contrained_width;
y = y + height - contrained_height;
view->x = x;
view->y = y;
wlr_xwayland_surface_configure(view->desktop->xwayland, xwayland_surface,
x, y, contrained_width, contrained_height);
}
static void close(struct roots_view *view) {
assert(view->type == ROOTS_XWAYLAND_VIEW);
wlr_xwayland_surface_close(view->desktop->xwayland, view->xwayland_surface);
@ -204,7 +235,8 @@ void handle_xwayland_surface(struct wl_listener *listener, void *data) {
view->desktop = desktop;
view->activate = activate;
view->resize = resize;
view->set_position = set_position;
view->move = move;
view->move_resize = move_resize;
view->close = close;
roots_surface->view = view;
wlr_list_add(desktop->views, view);