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Researched and implemented BDirectWindow::SupportsWindowMode() more

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correctly, both for r5 and haiku


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@15523 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Stefano Ceccherini 2005-12-12 20:46:13 +00:00
parent 4f00613311
commit 4fbc3f5803
2 changed files with 11 additions and 28 deletions
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25
src/kits/game/DirectWindow.cpp
View File

@ -9,6 +9,7 @@
#include <DirectWindow.h>
#include <Screen.h>
#include <clipping.h>
#include <DirectWindowPrivate.h>
@ -17,8 +18,8 @@
# include <R5_AppServerLink.h>
# include <R5_Session.h>
# define DW_GET_SYNC_DATA 0x880
# define DW_SET_FULLSCREEN 0x881
# define DW_SUPPORTS_WINDOW_MODE 0xF2C
# define DW_SET_FULLSCREEN 0x881
# define DW_GET_SCREEN_FLAGS 0xF2C
#else
# include <AppServerLink.h>
# include <ServerProtocol.h>
@ -318,22 +319,18 @@ bool
BDirectWindow::SupportsWindowMode(screen_id id)
{
#ifdef HAIKU_TARGET_PLATFORM_BEOS
int32 result = 0;
int32 flags = 0;
_BAppServerLink_ link;
link.fSession->swrite_l(DW_SUPPORTS_WINDOW_MODE);
link.fSession->swrite_l(DW_GET_SCREEN_FLAGS);
link.fSession->swrite_l(id.id);
link.fSession->sync();
link.fSession->sread(sizeof(result), &result);
return result & true;
link.fSession->sread(sizeof(flags), &flags);
return flags & B_PARALLEL_ACCESS;
#else
BPrivate::AppServerLink link;
link.StartMessage(AS_DIRECT_WINDOW_SUPPORTS_WINDOW_MODE);
link.Attach<screen_id>(id);
int32 reply;
if (link.FlushWithReply(reply) == B_OK
&& reply == B_OK)
return true;
display_mode mode;
status_t status = BScreen(id).GetMode(&mode);
if (status == B_OK)
return mode.flags & B_PARALLEL_ACCESS;
#endif
return false;

14
src/servers/app/ServerApp.cpp
View File

@ -432,20 +432,6 @@ ServerApp::_DispatchMessage(int32 code, BPrivate::LinkReceiver& link)
break;
}
case AS_DIRECT_WINDOW_SUPPORTS_WINDOW_MODE:
{
// TODO: How to determine this?
screen_id id;
if (link.Read<screen_id>(&id) == B_OK) {
fLink.StartMessage(B_OK);
fLink.Attach<bool>(true);
} else
fLink.StartMessage(B_BAD_VALUE);
fLink.Flush();
break;
}
case AS_UPDATE_COLORS:
{
// NOTE: R2: Eventually we will have windows which will notify their children of changes in