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implement __mg_client_on_layer_changed and MoveToLayer

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Vincent Wei
2020-01-16 18:08:17 +08:00
parent 26d0cec9a9
commit 88dec30c67
1 changed files with 69 additions and 6 deletions
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75
src/client/client.c
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@@ -652,13 +652,13 @@ BOOL GUIAPI SetTopmostLayer (BOOL handle_name,
REQUEST req;
if (mgIsServer)
return ret;
return FALSE;
if (!handle_name && name == NULL)
return ret;
return FALSE;
if (handle_name && handle == INV_LAYER_HANDLE)
return ret;
return FALSE;
info.id_op = ID_LAYEROP_SETTOP;
info.handle_name = handle_name;
@@ -689,13 +689,13 @@ BOOL GUIAPI DeleteLayer (BOOL handle_name,
REQUEST req;
if (mgIsServer)
return ret;
return FALSE;
if (!handle_name && name == NULL)
return ret;
return FALSE;
if (handle_name && handle == INV_LAYER_HANDLE)
return ret;
return FALSE;
info.id_op = ID_LAYEROP_DELETE;
info.handle_name = handle_name;
@@ -718,3 +718,66 @@ BOOL GUIAPI DeleteLayer (BOOL handle_name,
return ret;
}
/* Since 4.2.0 */
BOOL __mg_client_on_layer_changed (GHANDLE layer_handle, int zi_shmid)
{
if (layer_handle != INV_LAYER_HANDLE) {
ZORDERINFO* zi;
__mg_layer = INV_LAYER_HANDLE;
__mg_zorder_info = NULL;
if (shmdt (__mg_zorder_info) < 0) {
_ERR_PRINTF ("Failed to detach from the shared zorder info: %m\n");
return FALSE;
}
zi = (ZORDERINFO*) shmat (zi_shmid, 0, SHM_RDONLY);
if (zi == (void*)-1) {
_ERR_PRINTF ("Failed to attach to the shared zorder info: %m\n");
return FALSE;
}
__mg_layer = layer_handle;
__mg_zorder_info = zi;
return TRUE;
}
return FALSE;
}
/* Since 4.2.0 */
BOOL GUIAPI MoveToLayer (BOOL handle_name, GHANDLE handle, const char* name)
{
MOVETOLAYERINFO info;
MOVEDCLIENTINFO moved_info;
REQUEST req;
if (mgIsServer)
return FALSE;
if (!handle_name && name == NULL)
return FALSE;
if (handle_name && handle == INV_LAYER_HANDLE)
return FALSE;
info.handle_name = handle_name;
if (handle_name) {
info.layer.handle = handle;
}
else {
strncpy (info.layer.name, name, LEN_LAYER_NAME);
info.layer.name [LEN_LAYER_NAME] = '\0';
}
req.id = REQID_MOVETOLAYER;
req.data = &info;
req.len_data = sizeof (MOVETOLAYERINFO);
if (ClientRequest (&req, &moved_info, sizeof (MOVEDCLIENTINFO)) < 0)
return FALSE;
return __mg_client_on_layer_changed (moved_info.layer, moved_info.zo_shmid);
}