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More work on dnd

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This commit is contained in:
Kristian Høgsberg 2010-08-19 17:26:02 -04:00
parent 041d63e3ee
commit 506e20eed9
5 changed files with 142 additions and 9 deletions
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78
clients/dnd.c
View file

@ -206,6 +206,82 @@ dnd_get_item(struct dnd *dnd, int32_t x, int32_t y)
return NULL;
}
static void
drag_handle_device(void *data,
struct wl_drag *drag, struct wl_input_device *device)
{
}
static void
drag_pointer_focus(void *data,
struct wl_drag *drag,
uint32_t time, struct wl_surface *surface,
int32_t x, int32_t y, int32_t surface_x, int32_t surface_y)
{
fprintf(stderr, "drag pointer focus %p\n", surface);
wl_drag_accept(drag, "text/plain");
}
static void
drag_offer(void *data,
struct wl_drag *drag, const char *type)
{
fprintf(stderr, "drag offer %s\n", type);
}
static void
drag_motion(void *data,
struct wl_drag *drag,
uint32_t time,
int32_t x, int32_t y, int32_t surface_x, int32_t surface_y)
{
fprintf(stderr, "drag motion %d,%d\n", surface_x, surface_y);
/* FIXME: Need to correlate this with the offer event.
* Problem is, we don't know when we've seen that last offer
* event, and we might need to look at all of them before we
* can decide which one to go with. */
wl_drag_accept(drag, "text/plain");
}
static void
drag_target(void *data,
struct wl_drag *drag, const char *mime_type)
{
fprintf(stderr, "target %s\n", mime_type);
}
static void
drag_finish(void *data, struct wl_drag *drag)
{
fprintf(stderr, "drag finish\n");
struct wl_array a;
char text[] = "[drop data]";
a.data = text;
a.size = sizeof text;
wl_drag_send(drag, &a);
}
static void
drag_data(void *data,
struct wl_drag *drag, struct wl_array *contents)
{
fprintf(stderr, "drag drop, data %s\n", contents->data);
}
static const struct wl_drag_listener drag_listener = {
drag_handle_device,
drag_pointer_focus,
drag_offer,
drag_motion,
drag_target,
drag_finish,
drag_data
};
static void
dnd_button_handler(struct window *window,
struct input *input, uint32_t time,
@ -352,6 +428,8 @@ main(int argc, char *argv[])
d = display_create(&argc, &argv, option_entries);
display_add_drag_listener(d, &drag_listener, d);
dnd = dnd_create (d);
display_run(d);

23
clients/window.c
View file

@ -57,7 +57,6 @@ struct display {
struct wl_shell *shell;
struct wl_drm *drm;
struct wl_output *output;
struct wl_drag *drag;
struct rectangle screen_allocation;
int authenticated;
EGLDisplay dpy;
@ -718,6 +717,17 @@ input_get_position(struct input *input, int32_t *x, int32_t *y)
*y = input->sy;
}
void
display_add_drag_listener(struct display *display,
const struct wl_drag_listener *drag_listener,
void *data)
{
struct input *input;
wl_list_for_each(input, &display->input_list, link)
wl_drag_add_listener(input->drag, drag_listener, data);
}
void
window_start_drag(struct window *window, struct input *input, uint32_t time,
struct wl_buffer *buffer, int32_t x, int32_t y)
@ -1072,7 +1082,7 @@ drag_handle_device(void *data,
input = wl_input_device_get_user_data(device);
input->drag = drag;
wl_drag_set_user_data(drag, input);
}
static void
@ -1081,14 +1091,12 @@ drag_pointer_focus(void *data,
uint32_t time, struct wl_surface *surface,
int32_t x, int32_t y, int32_t surface_x, int32_t surface_y)
{
fprintf(stderr, "drag pointer focus %p\n", surface);
}
static void
drag_offer(void *data,
struct wl_drag *drag, const char *type)
{
fprintf(stderr, "drag offer %s\n", type);
}
static void
@ -1097,7 +1105,6 @@ drag_motion(void *data,
uint32_t time,
int32_t x, int32_t y, int32_t surface_x, int32_t surface_y)
{
fprintf(stderr, "drag motion %d,%d\n", surface_x, surface_y);
}
static void
@ -1109,7 +1116,6 @@ drag_target(void *data,
static void
drag_finish(void *data, struct wl_drag *drag)
{
fprintf(stderr, "drag finish\n");
}
static void
@ -1133,6 +1139,7 @@ display_handle_global(struct wl_display *display, uint32_t id,
const char *interface, uint32_t version, void *data)
{
struct display *d = data;
struct wl_drag *drag;
if (strcmp(interface, "compositor") == 0) {
d->compositor = wl_compositor_create(display, id);
@ -1150,8 +1157,8 @@ display_handle_global(struct wl_display *display, uint32_t id,
d->drm = wl_drm_create(display, id);
wl_drm_add_listener(d->drm, &drm_listener, d);
} else if (strcmp(interface, "drag") == 0) {
d->drag = wl_drag_create(display, id);
wl_drag_add_listener(d->drag, &drag_listener, d);
drag = wl_drag_create(display, id);
wl_drag_add_listener(drag, &drag_listener, NULL);
}
}

5
clients/window.h
View file

@ -59,6 +59,11 @@ display_get_pointer_surface(struct display *display, int pointer,
int *width, int *height,
int *hotspot_x, int *hotspot_y);
void
display_add_drag_listener(struct display *display,
const struct wl_drag_listener *drag_listener,
void *data);
void
display_run(struct display *d);