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Added client side support for BScreen::RetraceSemaphore() and BScreen::GetModeList(). Server side support isn't yet there, though.

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@13207 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Stefano Ceccherini
2005-06-18 06:36:23 +00:00
parent cd89e86a9d
commit 10c5dab807
2 changed files with 31 additions and 11 deletions
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headers/private/app/ServerProtocol.h
+4
View File
@@ -130,11 +130,15 @@ enum {
// Screen methods
AS_SCREEN_GET_MODE,
AS_SCREEN_SET_MODE,
AS_GET_MODE_LIST,
AS_SCREEN_GET_COLORMAP,
AS_GET_DESKTOP_COLOR,
AS_SET_DESKTOP_COLOR,
AS_GET_RETRACE_SEMAPHORE,
// Global function call defs
AS_SET_UI_COLORS,
AS_GET_UI_COLORS,
src/kits/interface/PrivateScreen.cpp
+27 -11
View File
@@ -141,7 +141,7 @@ BPrivateScreen::WaitForRetrace(bigtime_t timeout)
// Get the retrace semaphore if it's the first time
// we are called. Cache the value then.
status_t status;
if (fRetraceSem == -1)
if (fRetraceSem < 0)
fRetraceSem = RetraceSemaphore();
do {
@@ -156,15 +156,15 @@ sem_id
BPrivateScreen::RetraceSemaphore()
{
sem_id id = B_BAD_SEM_ID;
// TODO: Implement
/*
BPrivate::AppServerLink link;
PortMessage reply;
link.SetOpCode(AS_GET_RETRACE_SEMAPHORE);
link.StartMessage(AS_GET_RETRACE_SEMAPHORE);
link.Attach<screen_id>(ID());
link.FlushWithReply(&reply);
reply.Read<sem_id>(&id);
*/
int32 reply;
if (link.FlushWithReply(reply) == B_OK
&& reply == SERVER_TRUE)
link.Read<sem_id>(&id);
return id;
}
@@ -269,10 +269,26 @@ BPrivateScreen::ProposeMode(display_mode *target, const display_mode *low, const
status_t
BPrivateScreen::GetModeList(display_mode **mode_list, uint32 *count)
BPrivateScreen::GetModeList(display_mode **modeList, uint32 *count)
{
// TODO: Implement
return B_ERROR;
if (modeList == NULL || count == NULL)
return B_BAD_VALUE;
status_t status = B_ERROR;
BPrivate::AppServerLink link;
link.StartMessage(AS_GET_MODE_LIST);
link.Attach<screen_id>(ID());
int32 reply;
if (link.FlushWithReply(reply) == B_OK && reply == SERVER_TRUE) {
link.Read<uint32>(count);
int32 size = *count * sizeof(display_mode);
*modeList = (display_mode *)malloc(size);
link.Read(*modeList, size);
// TODO: get status from app_server
status = B_OK;
}
return status;
}