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xwm: Read motif wm hints

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For now, just support the "no decorations" combination.
dev
Kristian Høgsberg 13 years ago
parent 8667e77b77
commit 4b98b6f09e
1 changed files with 118 additions and 31 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 133
      src/xserver-launcher.c

133
src/xserver-launcher.c
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@ -65,6 +65,42 @@ struct weston_xserver {
struct wl_listener destroy_listener;
};
struct motif_wm_hints {
uint32_t flags;
uint32_t functions;
uint32_t decorations;
int32_t input_mode;
uint32_t status;
};
#define MWM_HINTS_FUNCTIONS (1L << 0)
#define MWM_HINTS_DECORATIONS (1L << 1)
#define MWM_HINTS_INPUT_MODE (1L << 2)
#define MWM_HINTS_STATUS (1L << 3)
#define MWM_FUNC_ALL (1L << 0)
#define MWM_FUNC_RESIZE (1L << 1)
#define MWM_FUNC_MOVE (1L << 2)
#define MWM_FUNC_MINIMIZE (1L << 3)
#define MWM_FUNC_MAXIMIZE (1L << 4)
#define MWM_FUNC_CLOSE (1L << 5)
#define MWM_DECOR_ALL (1L << 0)
#define MWM_DECOR_BORDER (1L << 1)
#define MWM_DECOR_RESIZEH (1L << 2)
#define MWM_DECOR_TITLE (1L << 3)
#define MWM_DECOR_MENU (1L << 4)
#define MWM_DECOR_MINIMIZE (1L << 5)
#define MWM_DECOR_MAXIMIZE (1L << 6)
#define MWM_INPUT_MODELESS 0
#define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
#define MWM_INPUT_SYSTEM_MODAL 2
#define MWM_INPUT_FULL_APPLICATION_MODAL 3
#define MWM_INPUT_APPLICATION_MODAL MWM_INPUT_PRIMARY_APPLICATION_MODAL
#define MWM_TEAROFF_WINDOW (1L<<0)
struct weston_wm {
xcb_connection_t *conn;
const xcb_query_extension_reply_t *xfixes;
@ -104,6 +140,7 @@ struct weston_wm {
xcb_atom_t net_wm_moveresize;
xcb_atom_t net_supporting_wm_check;
xcb_atom_t net_supported;
xcb_atom_t motif_wm_hints;
xcb_atom_t clipboard;
xcb_atom_t targets;
xcb_atom_t utf8_string;
@ -134,6 +171,7 @@ struct weston_wm_window {
uint32_t protocols;
xcb_atom_t type;
int width, height;
int decorate;
};
static struct weston_wm_window *
@ -253,6 +291,7 @@ dump_window_properties(struct weston_wm *wm, xcb_window_t window)
/* We reuse some predefined, but otherwise useles atoms */
#define TYPE_WM_PROTOCOLS XCB_ATOM_CUT_BUFFER0
#define TYPE_MOTIF_WM_HINTS XCB_ATOM_CUT_BUFFER1
static void
weston_wm_window_read_properties(struct weston_wm_window *window)
@ -270,6 +309,7 @@ weston_wm_window_read_properties(struct weston_wm_window *window)
{ wm->atom.wm_protocols, TYPE_WM_PROTOCOLS, F(protocols) },
{ wm->atom.net_wm_window_type, XCB_ATOM_ATOM, F(type) },
{ wm->atom.net_wm_name, XCB_ATOM_STRING, F(name) },
{ wm->atom.motif_wm_hints, TYPE_MOTIF_WM_HINTS, 0 },
};
#undef F
@ -279,6 +319,7 @@ weston_wm_window_read_properties(struct weston_wm_window *window)
uint32_t *xid;
xcb_atom_t *atom;
uint32_t i;
struct motif_wm_hints *hints;
if (!window->properties_dirty)
return;
@ -293,6 +334,7 @@ weston_wm_window_read_properties(struct weston_wm_window *window)
props[i].atom,
XCB_ATOM_ANY, 0, 2048);
window->decorate = 1;
for (i = 0; i < ARRAY_LENGTH(props); i++) {
reply = xcb_get_property_reply(wm->conn, cookie[i], NULL);
if (!reply)
@ -325,6 +367,11 @@ weston_wm_window_read_properties(struct weston_wm_window *window)
break;
case TYPE_WM_PROTOCOLS:
break;
case TYPE_MOTIF_WM_HINTS:
hints = xcb_get_property_value(reply);
if (hints->flags & MWM_HINTS_DECORATIONS)
window->decorate = hints->decorations > 0;
break;
default:
break;
}
@ -625,14 +672,44 @@ weston_wm_handle_configure_request(struct weston_wm *wm, xcb_generic_event_t *ev
XCB_CONFIG_WINDOW_BORDER_WIDTH, values);
}
static void
weston_wm_window_get_frame_size(struct weston_wm_window *window,
int *width, int *height)
{
struct theme *t = window->wm->theme;
if (window->decorate) {
*width = window->width + (t->margin + t->width) * 2;
*height = window->height +
t->margin * 2 + t->width + t->titlebar_height;
} else {
*width = window->width + t->margin * 2;
*height = window->height + t->margin * 2;
}
}
static void
weston_wm_window_get_child_position(struct weston_wm_window *window,
int *x, int *y)
{
struct theme *t = window->wm->theme;
if (window->decorate) {
*x = t->margin + t->width;
*y = t->margin + t->titlebar_height;
} else {
*x = t->margin;
*y = t->margin;
}
}
static void
weston_wm_handle_configure_notify(struct weston_wm *wm, xcb_generic_event_t *event)
{
xcb_configure_notify_event_t *configure_notify =
(xcb_configure_notify_event_t *) event;
struct weston_wm_window *window;
struct theme *t = wm->theme;
uint32_t values[2];
int width, height;
fprintf(stderr, "XCB_CONFIGURE_NOTIFY (window %d) %d,%d @ %dx%d\n",
configure_notify->window,
@ -647,9 +724,9 @@ weston_wm_handle_configure_notify(struct weston_wm *wm, xcb_generic_event_t *eve
window->width = configure_notify->width;
window->height = configure_notify->height;
values[0] = window->width + (t->margin + t->width) * 2;
values[1] =
window->height + t->margin * 2 + t->width + t->titlebar_height;
weston_wm_window_get_frame_size(window, &width, &height);
values[0] = width;
values[1] = height;
xcb_configure_window(wm->conn,
window->frame_id,
@ -725,8 +802,8 @@ weston_wm_handle_map_request(struct weston_wm *wm, xcb_generic_event_t *event)
xcb_map_request_event_t *map_request =
(xcb_map_request_event_t *) event;
struct weston_wm_window *window;
struct theme *t = wm->theme;
uint32_t values[1];
int x, y, width, height;
if (our_resource(wm, map_request->window)) {
fprintf(stderr, "XCB_MAP_REQUEST (window %d, ours)\n",
@ -736,6 +813,11 @@ weston_wm_handle_map_request(struct weston_wm *wm, xcb_generic_event_t *event)
window = hash_table_lookup(wm->window_hash, map_request->window);
weston_wm_window_read_properties(window);
weston_wm_window_get_frame_size(window, &width, &height);
weston_wm_window_get_child_position(window, &x, &y);
values[0] =
XCB_EVENT_MASK_KEY_PRESS |
XCB_EVENT_MASK_KEY_RELEASE |
@ -750,15 +832,12 @@ weston_wm_handle_map_request(struct weston_wm *wm, xcb_generic_event_t *event)
window->frame_id,
wm->screen->root,
0, 0,
window->width + (t->margin + t->width) * 2,
window->height + t->margin * 2 + t->width + t->titlebar_height,
width, height,
0,
XCB_WINDOW_CLASS_INPUT_OUTPUT,
wm->screen->root_visual,
XCB_CW_EVENT_MASK, values);
xcb_reparent_window(wm->conn, window->id, window->frame_id,
t->margin + t->width,
t->margin + t->titlebar_height);
xcb_reparent_window(wm->conn, window->id, window->frame_id, x, y);
fprintf(stderr, "XCB_MAP_REQUEST (window %d, %p, frame %d)\n",
window->id, window, window->frame_id);
@ -830,16 +909,16 @@ weston_wm_window_draw_decoration(void *data)
cairo_surface_t *surface;
cairo_t *cr;
xcb_render_pictforminfo_t *render_format;
int width, height;
int x, y, width, height;
const char *title;
uint32_t flags = 0;
weston_wm_window_read_properties(window);
window->repaint_source = NULL;
width = window->width + (t->margin + t->width) * 2;
height = window->height +
t->margin * 2 + t->titlebar_height + t->width;
weston_wm_window_get_frame_size(window, &width, &height);
weston_wm_window_get_child_position(window, &x, &y);
render_format = find_depth(wm->conn, 24);
surface = cairo_xcb_surface_create_with_xrender_format(wm->conn,
@ -850,6 +929,7 @@ weston_wm_window_draw_decoration(void *data)
height);
cr = cairo_create(surface);
if (window->decorate) {
if (wm->focus_window == window)
flags |= THEME_FRAME_ACTIVE;
@ -859,6 +939,15 @@ weston_wm_window_draw_decoration(void *data)
title = "untitled";
theme_render_frame(t, cr, width, height, title, flags);
} else {
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
cairo_set_source_rgba(cr, 0, 0, 0, 0);
cairo_paint(cr);
cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
cairo_set_source_rgba(cr, 0, 0, 0, 0.45);
tile_mask(cr, t->shadow, 2, 2, width + 8, height + 8, 64, 64);
}
cairo_destroy(cr);
cairo_surface_destroy(surface);
@ -868,21 +957,18 @@ weston_wm_window_draw_decoration(void *data)
* make sure we don't sample from the undefined alpha
* channel when filtering. */
window->surface->opaque_rect[0] =
(double) (t->margin + t->width - 1) / width;
(double) (x - 1) / width;
window->surface->opaque_rect[1] =
(double) (t->margin + t->width +
window->width + 1) / width;
(double) (x + window->width + 1) / width;
window->surface->opaque_rect[2] =
(double) (t->margin + t->titlebar_height - 1) / height;
(double) (y - 1) / height;
window->surface->opaque_rect[3] =
(double) (t->margin + t->titlebar_height +
window->height + 1) / height;
(double) (y + window->height + 1) / height;
pixman_region32_init_rect(&window->surface->input,
t->margin, t->margin,
t->width * 2 + window->width,
t->titlebar_height +
t->width + window->height);
width - 2 * t->margin,
height - 2 * t->margin);
}
}
@ -1431,6 +1517,7 @@ wxs_wm_get_resources(struct weston_wm *wm)
{ "_NET_SUPPORTING_WM_CHECK",
F(atom.net_supporting_wm_check) },
{ "_NET_SUPPORTED", F(atom.net_supported) },
{ "_MOTIF_WM_HINTS", F(atom.motif_wm_hints) },
{ "CLIPBOARD", F(atom.clipboard) },
{ "TARGETS", F(atom.targets) },
{ "UTF8_STRING", F(atom.utf8_string) },

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