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enhance srvStartTrackPopupMenu to support compositing schema

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This commit is contained in:
Vincent Wei
2020-01-15 14:32:44 +08:00
parent 35c8e50c8d
commit b1dcef2d66
1 changed files with 42 additions and 1 deletions
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src/kernel/desktop.c
+42 -1
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@@ -1155,12 +1155,16 @@ static int srvForceCloseMenu (int cli)
return ret;
}
static int srvStartTrackPopupMenu (int cli, const RECT* rc, HWND ptmi)
static int srvStartTrackPopupMenu (int cli, const RECT* rc, HWND ptmi,
Uint32 surf_flags, size_t surf_size, int fd)
{
ZORDERINFO* zi = _get_zorder_info(cli);
ZORDERNODE* menu_nodes;
ZORDERNODE* win_nodes;
RECT rc_screen;
#ifdef _MGSCHEMA_COMPOSITING
HDC memdc = HDC_INVALID;
#endif
if (zi->cli_trackmenu >= 0 && zi->cli_trackmenu != cli) {
srvForceCloseMenu (0);
@@ -1169,6 +1173,36 @@ static int srvStartTrackPopupMenu (int cli, const RECT* rc, HWND ptmi)
if (zi->nr_popupmenus == zi->max_nr_popupmenus)
return -1;
#ifdef _MGSCHEMA_COMPOSITING
{
if (cli == 0) {
memdc = ((PTRACKMENUINFO)ptmi)->dc;
}
else if (fd >= 0) {
GAL_Surface* surf = GAL_AttachSharedRGBSurface (fd,
surf_size, surf_flags, TRUE);
close (fd);
if (surf) {
memdc = CreateMemDCFromSurface (surf);
if (memdc == HDC_INVALID) {
GAL_FreeSurface (surf);
_ERR_PRINTF("KERNEL: failed to create memory dc for znode\n");
return -1;
}
}
else {
_ERR_PRINTF("KERNEL: failed to attach to surface\n");
return -1;
}
}
else {
_ERR_PRINTF("KERNEL: not server but fd for shared surface is invalid\n");
return -1;
}
}
#endif /* def _MGSCHEMA_COMPOSITING */
menu_nodes = GET_MENUNODE(zi);
win_nodes = menu_nodes + DEF_NR_POPUPMENUS;
@@ -1185,6 +1219,9 @@ static int srvStartTrackPopupMenu (int cli, const RECT* rc, HWND ptmi)
menu_nodes [zi->nr_popupmenus].rc = *rc;
menu_nodes [zi->nr_popupmenus].fortestinghwnd = ptmi;
#ifdef _MGSCHEMA_COMPOSITING
menu_nodes [zi->nr_popupmenus].mem_dc = memdc;
#endif
if (zi->cli_trackmenu == -1)
zi->cli_trackmenu = cli;
@@ -1210,6 +1247,10 @@ static int srvEndTrackPopupMenu (int cli, int idx_znode)
menu_nodes = GET_MENUNODE(zi);
win_nodes = menu_nodes + DEF_NR_POPUPMENUS;
#ifdef _MGSCHEMA_COMPOSITING
DeleteMemDC (menu_nodes [idx_znode].mem_dc);
#endif
/* lock zi for change */
lock_zi_for_change (zi);