screen_info CreateDefaultScreenInfo(int DisplayIndex, int ScreenIndex)
{
CGRect DisplayRect = CGDisplayBounds(DisplayIndex);
screen_info Screen;
Screen.Identifier = GetDisplayIdentifier(DisplayIndex);
Screen.ID = ScreenIndex;
Screen.ActiveSpace = -1;
Screen.TrackSpaceChange = true;
Screen.X = DisplayRect.origin.x;
Screen.Y = DisplayRect.origin.y;
Screen.Width = DisplayRect.size.width;
Screen.Height = DisplayRect.size.height;
Screen.Settings.Offset = KWMScreen.DefaultOffset;
Screen.Settings.Mode = SpaceModeDefault;
DEBUG("Creating screen info for display ID: " << DisplayIndex << " Resolution: " << Screen.Width << "x" << Screen.Height << " Origin: (" << Screen.X << "," << Screen.Y << ")");
return Screen;
}
PGENERIC_LIST
CreateDisplayDriverList(HINF InfFile)
{
CHAR Buffer[128];
PGENERIC_LIST List;
INFCONTEXT Context;
PWCHAR KeyName;
PWCHAR KeyValue;
PWCHAR UserData;
WCHAR DisplayIdentifier[128];
WCHAR DisplayKey[32];
/* Get the display identification */
if (!GetDisplayIdentifier(DisplayIdentifier, 128))
{
DisplayIdentifier[0] = 0;
}
DPRINT("Display identifier: '%S'\n", DisplayIdentifier);
/* Search for matching device identifier */
if (!SetupFindFirstLineW(InfFile, L"Map.Display", NULL, &Context))
{
/* FIXME: error message */
return NULL;
}
do
{
if (!INF_GetDataField(&Context, 1, &KeyValue))
{
/* FIXME: Handle error! */
DPRINT("INF_GetDataField() failed\n");
return NULL;
}
DPRINT("KeyValue: %S\n", KeyValue);
if (wcsstr(DisplayIdentifier, KeyValue))
{
if (!INF_GetDataField(&Context, 0, &KeyName))
{
/* FIXME: Handle error! */
DPRINT("INF_GetDataField() failed\n");
return NULL;
}
DPRINT("Display key: %S\n", KeyName);
wcscpy(DisplayKey, KeyName);
}
} while (SetupFindNextLine(&Context, &Context));
List = CreateGenericList();
if (List == NULL)
return NULL;
if (!SetupFindFirstLineW (InfFile, L"Display", NULL, &Context))
{
DestroyGenericList(List, FALSE);
return NULL;
}
do
{
if (!INF_GetDataField(&Context, 0, &KeyName))
{
DPRINT1("INF_GetDataField() failed\n");
break;
}
if (!INF_GetDataField(&Context, 1, &KeyValue))
{
DPRINT1("INF_GetDataField() failed\n");
break;
}
UserData = (WCHAR*) RtlAllocateHeap(ProcessHeap,
0,
(wcslen(KeyName) + 1) * sizeof(WCHAR));
if (UserData == NULL)
{
DPRINT1("RtlAllocateHeap() failed\n");
DestroyGenericList(List, TRUE);
return NULL;
}
wcscpy(UserData, KeyName);
sprintf(Buffer, "%S", KeyValue);
AppendGenericListEntry(List,
Buffer,
UserData,
_wcsicmp(KeyName, DisplayKey) ? FALSE : TRUE);
} while (SetupFindNextLine(&Context, &Context));
#if 0
AppendGenericListEntry(List, "Other display driver", NULL, TRUE);
#endif
return List;
}
void DisplayReconfigurationCallBack(CGDirectDisplayID Display, CGDisplayChangeSummaryFlags Flags, void *UserInfo)
{
pthread_mutex_lock(&KWMThread.Lock);
static int idx = 0;
DEBUG("\n[" << idx << "] BEGIN DISPLAY CONFIGURATION CALLBACK");
if (Flags & kCGDisplayAddFlag)
{
CFStringRef displayIdentifier = GetDisplayIdentifier(Display);
int savedDisplayID = 0;
if(displayIdentifier)
savedDisplayID = GetDisplayIDFromIdentifier(displayIdentifier);
if (!savedDisplayID) {
DEBUG("New display detected! DisplayID: " << Display << " Index: " << KWMScreen.ActiveCount);
}
else if (savedDisplayID != Display) {
DEBUG("This display being added had saved ID: " << savedDisplayID);
UpdateDisplayIDForDisplay(savedDisplayID, Display);
}
else {
DEBUG("The display that is being added is already there!");
}
// Display has been added
RefreshActiveDisplays(true);
}
if (Flags & kCGDisplayRemoveFlag)
{
CFStringRef displayIdentifier = GetDisplayIdentifier(Display);
int savedDisplayID = 0;
if(displayIdentifier)
savedDisplayID = GetDisplayIDFromIdentifier(displayIdentifier);
if ((!savedDisplayID) || (savedDisplayID == Display)) {
// Display has been removed
if(CGDisplayIsAsleep(Display))
{
DEBUG("Display " << Display << " is asleep!");
RefreshActiveDisplays(false);
}
else
{
DEBUG("Display has been removed! DisplayID: " << Display);
std::map<int, space_info>::iterator It;
for(It = KWMTiling.DisplayMap[Display].Space.begin(); It != KWMTiling.DisplayMap[Display].Space.end(); ++It)
DestroyNodeTree(It->second.RootNode);
if(KWMTiling.DisplayMap[Display].Identifier)
CFRelease(KWMTiling.DisplayMap[Display].Identifier);
KWMTiling.DisplayMap.erase(Display);
RefreshActiveDisplays(true);
}
}
else if (savedDisplayID != Display) {
DEBUG("This display being removed had saved ID: " << savedDisplayID);
RefreshActiveDisplays(true);
}
}
if ((Flags & kCGDisplayDesktopShapeChangedFlag) || (Flags & kCGDisplayMovedFlag))
{
if(!CGDisplayIsAsleep(Display))
{
if (Flags & kCGDisplayDesktopShapeChangedFlag) {
DEBUG("Display " << Display << " changed resolution");
}
else {
DEBUG("Display " << Display << " moved");
}
screen_info *Screen = &KWMTiling.DisplayMap[Display];
UpdateExistingScreenInfo(Screen, Display, Screen->ID);
std::map<int, space_info>::iterator It;
for(It = Screen->Space.begin(); It != Screen->Space.end(); ++It)
{
if(It->second.Managed || It->second.Settings.Mode == SpaceModeFloating)
{
if(It->first == Screen->ActiveSpace)
UpdateSpaceOfScreen(&It->second, Screen);
else
It->second.NeedsUpdate = true;
}
}
}
}
if (Flags & kCGDisplaySetMainFlag)
{
DEBUG("Display " << Display << " became main");
}
if (Flags & kCGDisplaySetModeFlag)
{
DEBUG("Display " << Display << " changed mode");
}
if (Flags & kCGDisplayEnabledFlag)
{
DEBUG("Display " << Display << " enabled");
}
if (Flags & kCGDisplayDisabledFlag)
{
DEBUG("Display " << Display << " disabled");
}
DEBUG("[" << idx << "] END DISPLAY CONFIGURATION CALLBACK\n");
idx++;
pthread_mutex_unlock(&KWMThread.Lock);
}
