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Share code to to classify pointer location in frame

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This commit is contained in:
Kristian Høgsberg 2012-05-22 16:38:53 -04:00
parent a61ca06b49
commit f96e6c00d9
4 changed files with 104 additions and 65 deletions
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89
clients/window.c
View file

@ -1274,72 +1274,35 @@ frame_redraw_handler(struct widget *widget, void *data)
cairo_destroy(cr);
}
static int
frame_get_pointer_location(struct frame *frame, int32_t x, int32_t y)
{
struct widget *widget = frame->widget;
int vlocation, hlocation, location;
const int grip_size = 8;
struct theme *t = widget->window->display->theme;
if (x < t->margin)
hlocation = WINDOW_EXTERIOR;
else if (t->margin <= x && x < t->margin + grip_size)
hlocation = WINDOW_RESIZING_LEFT;
else if (x < widget->allocation.width - t->margin - grip_size)
hlocation = WINDOW_INTERIOR;
else if (x < widget->allocation.width - t->margin)
hlocation = WINDOW_RESIZING_RIGHT;
else
hlocation = WINDOW_EXTERIOR;
if (y < t->margin)
vlocation = WINDOW_EXTERIOR;
else if (t->margin <= y && y < t->margin + grip_size)
vlocation = WINDOW_RESIZING_TOP;
else if (y < widget->allocation.height - t->margin - grip_size)
vlocation = WINDOW_INTERIOR;
else if (y < widget->allocation.height - t->margin)
vlocation = WINDOW_RESIZING_BOTTOM;
else
vlocation = WINDOW_EXTERIOR;
location = vlocation | hlocation;
if (location & WINDOW_EXTERIOR)
location = WINDOW_EXTERIOR;
if (location == WINDOW_INTERIOR && y < t->margin + 50)
location = WINDOW_TITLEBAR;
else if (location == WINDOW_INTERIOR)
location = WINDOW_CLIENT_AREA;
return location;
}
static int
frame_get_pointer_image_for_location(struct frame *frame, struct input *input)
{
struct theme *t = frame->widget->window->display->theme;
int location;
location = frame_get_pointer_location(frame, input->sx, input->sy);
location = theme_get_location(t, input->sx, input->sy,
frame->widget->allocation.width,
frame->widget->allocation.height);
switch (location) {
case WINDOW_RESIZING_TOP:
case THEME_LOCATION_RESIZING_TOP:
return WL_CURSOR_TOP;
case WINDOW_RESIZING_BOTTOM:
case THEME_LOCATION_RESIZING_BOTTOM:
return WL_CURSOR_BOTTOM;
case WINDOW_RESIZING_LEFT:
case THEME_LOCATION_RESIZING_LEFT:
return WL_CURSOR_LEFT;
case WINDOW_RESIZING_RIGHT:
case THEME_LOCATION_RESIZING_RIGHT:
return WL_CURSOR_RIGHT;
case WINDOW_RESIZING_TOP_LEFT:
case THEME_LOCATION_RESIZING_TOP_LEFT:
return WL_CURSOR_TOP_LEFT;
case WINDOW_RESIZING_TOP_RIGHT:
case THEME_LOCATION_RESIZING_TOP_RIGHT:
return WL_CURSOR_TOP_RIGHT;
case WINDOW_RESIZING_BOTTOM_LEFT:
case THEME_LOCATION_RESIZING_BOTTOM_LEFT:
return WL_CURSOR_BOTTOM_LEFT;
case WINDOW_RESIZING_BOTTOM_RIGHT:
case THEME_LOCATION_RESIZING_BOTTOM_RIGHT:
return WL_CURSOR_BOTTOM_RIGHT;
case WINDOW_EXTERIOR:
case WINDOW_TITLEBAR:
case THEME_LOCATION_EXTERIOR:
case THEME_LOCATION_TITLEBAR:
default:
return WL_CURSOR_LEFT_PTR;
}
@ -1407,11 +1370,13 @@ frame_button_handler(struct widget *widget,
struct display *display = window->display;
int location;
location = frame_get_pointer_location(frame, input->sx, input->sy);
location = theme_get_location(display->theme, input->sx, input->sy,
frame->widget->allocation.width,
frame->widget->allocation.height);
if (window->display->shell && button == BTN_LEFT && state == 1) {
switch (location) {
case WINDOW_TITLEBAR:
case THEME_LOCATION_TITLEBAR:
if (!window->shell_surface)
break;
input_set_pointer_image(input, time, WL_CURSOR_DRAGGING);
@ -1420,14 +1385,14 @@ frame_button_handler(struct widget *widget,
input_get_seat(input),
display->serial);
break;
case WINDOW_RESIZING_TOP:
case WINDOW_RESIZING_BOTTOM:
case WINDOW_RESIZING_LEFT:
case WINDOW_RESIZING_RIGHT:
case WINDOW_RESIZING_TOP_LEFT:
case WINDOW_RESIZING_TOP_RIGHT:
case WINDOW_RESIZING_BOTTOM_LEFT:
case WINDOW_RESIZING_BOTTOM_RIGHT:
case THEME_LOCATION_RESIZING_TOP:
case THEME_LOCATION_RESIZING_BOTTOM:
case THEME_LOCATION_RESIZING_LEFT:
case THEME_LOCATION_RESIZING_RIGHT:
case THEME_LOCATION_RESIZING_TOP_LEFT:
case THEME_LOCATION_RESIZING_TOP_RIGHT:
case THEME_LOCATION_RESIZING_BOTTOM_LEFT:
case THEME_LOCATION_RESIZING_BOTTOM_RIGHT:
if (!window->shell_surface)
break;
input_ungrab(input);

40
shared/cairo-util.c
View file

@ -427,3 +427,43 @@ theme_render_frame(struct theme *t,
cairo_show_text(cr, title);
}
}
enum theme_location
theme_get_location(struct theme *t, int x, int y, int width, int height)
{
int vlocation, hlocation, location;
const int grip_size = 8;
if (x < t->margin)
hlocation = THEME_LOCATION_EXTERIOR;
else if (t->margin <= x && x < t->margin + grip_size)
hlocation = THEME_LOCATION_RESIZING_LEFT;
else if (x < width - t->margin - grip_size)
hlocation = THEME_LOCATION_INTERIOR;
else if (x < width - t->margin)
hlocation = THEME_LOCATION_RESIZING_RIGHT;
else
hlocation = THEME_LOCATION_EXTERIOR;
if (y < t->margin)
vlocation = THEME_LOCATION_EXTERIOR;
else if (t->margin <= y && y < t->margin + grip_size)
vlocation = THEME_LOCATION_RESIZING_TOP;
else if (y < height - t->margin - grip_size)
vlocation = THEME_LOCATION_INTERIOR;
else if (y < height - t->margin)
vlocation = THEME_LOCATION_RESIZING_BOTTOM;
else
vlocation = THEME_LOCATION_EXTERIOR;
location = vlocation | hlocation;
if (location & THEME_LOCATION_EXTERIOR)
location = THEME_LOCATION_EXTERIOR;
if (location == THEME_LOCATION_INTERIOR &&
y < t->margin + t->titlebar_height)
location = THEME_LOCATION_TITLEBAR;
else if (location == THEME_LOCATION_INTERIOR)
location = THEME_LOCATION_CLIENT_AREA;
return location;
}

19
shared/cairo-util.h
View file

@ -65,4 +65,23 @@ theme_render_frame(struct theme *t,
cairo_t *cr, int width, int height,
const char *title, uint32_t flags);
enum theme_location {
THEME_LOCATION_INTERIOR = 0,
THEME_LOCATION_RESIZING_TOP = 1,
THEME_LOCATION_RESIZING_BOTTOM = 2,
THEME_LOCATION_RESIZING_LEFT = 4,
THEME_LOCATION_RESIZING_TOP_LEFT = 5,
THEME_LOCATION_RESIZING_BOTTOM_LEFT = 6,
THEME_LOCATION_RESIZING_RIGHT = 8,
THEME_LOCATION_RESIZING_TOP_RIGHT = 9,
THEME_LOCATION_RESIZING_BOTTOM_RIGHT = 10,
THEME_LOCATION_RESIZING_MASK = 15,
THEME_LOCATION_EXTERIOR = 16,
THEME_LOCATION_TITLEBAR = 17,
THEME_LOCATION_CLIENT_AREA = 18,
};
enum theme_location
theme_get_location(struct theme *t, int x, int y, int width, int height);
#endif

21
src/xwayland/window-manager.c
View file

@ -779,6 +779,8 @@ weston_wm_handle_button(struct weston_wm *wm, xcb_generic_event_t *event)
struct weston_shell_interface *shell_interface =
&wm->server->compositor->shell_interface;
struct weston_wm_window *window;
enum theme_location location;
struct theme *t = wm->theme;
fprintf(stderr, "XCB_BUTTON_%s (detail %d)\n",
button->response_type == XCB_BUTTON_PRESS ?
@ -786,9 +788,22 @@ weston_wm_handle_button(struct weston_wm *wm, xcb_generic_event_t *event)
window = hash_table_lookup(wm->window_hash, button->event);
if (button->response_type == XCB_BUTTON_PRESS &&
button->detail == 1)
shell_interface->move(window->shsurf,
wm->server->compositor->seat);
button->detail == 1) {
location = theme_get_location(t,
button->event_x,
button->event_y,
window->width,
window->height);
switch (location) {
case THEME_LOCATION_TITLEBAR:
shell_interface->move(window->shsurf,
wm->server->compositor->seat);
break;
default:
break;
}
}
}
static int