[CONSRV]

Change console processes priority when the console gains or loses focus. FIXME: Win2k3 backtraces show that we should call NtUserSetInformationProcess(unimplemented in ROS) to set some win32 process foreground flags.
CORE-9911

svn path=/trunk/; revision=68716

reactos/win32ss/user/winsrv/consrv/console.c

@@ -689,6 +689,7 @@ ConSrvInitConsole(OUT PHANDLE NewConsoleHandle,
     InitializeListHead(&Console->ProcessList);
     Console->NotifiedLastCloseProcess = NULL;
     Console->NotifyLastClose = FALSE;
+    Console->HasFocus = FALSE;
 
     /* Initialize pausing support */
     Console->PauseFlags = 0;
@@ -941,6 +942,46 @@ ConSrvConsoleProcessCtrlEvent(IN PCONSRV_CONSOLE Console,
     return Status;
 }
 
+VOID
+ConSrvSetProcessFocus(IN PCSR_PROCESS CsrProcess,
+                      IN BOOLEAN SetForeground)
+{
+    // FIXME: Call NtUserSetInformationProcess (currently unimplemented!)
+    // for setting Win32 foreground/background flags.
+
+    if (SetForeground)
+        CsrSetForegroundPriority(CsrProcess);
+    else
+        CsrSetBackgroundPriority(CsrProcess);
+}
+
+NTSTATUS NTAPI
+ConSrvSetConsoleProcessFocus(IN PCONSRV_CONSOLE Console,
+                             IN BOOLEAN SetForeground)
+{
+    PLIST_ENTRY current_entry;
+    PCONSOLE_PROCESS_DATA current;
+
+    /* If the console is already being destroyed, just return */
+    if (!ConDrvValidateConsoleState((PCONSOLE)Console, CONSOLE_RUNNING))
+        return STATUS_UNSUCCESSFUL;
+
+    /*
+     * Loop through the process list, from the most recent process
+     * to the oldest one, and for each, set its foreground priority.
+     */
+    current_entry = Console->ProcessList.Flink;
+    while (current_entry != &Console->ProcessList)
+    {
+        current = CONTAINING_RECORD(current_entry, CONSOLE_PROCESS_DATA, ConsoleLink);
+        current_entry = current_entry->Flink;
+
+        ConSrvSetProcessFocus(current->Process, SetForeground);
+    }
+
+    return STATUS_SUCCESS;
+}
+
 
 /* PUBLIC SERVER APIS *********************************************************/
 

reactos/win32ss/user/winsrv/consrv/frontends/gui/conwnd.c

@@ -290,6 +290,7 @@ SendMenuEvent(PCONSRV_CONSOLE Console, UINT CmdId)
 
     if (!ConDrvValidateConsoleUnsafe((PCONSOLE)Console, CONSOLE_RUNNING, TRUE)) return;
 
+    /* Send a menu event */
     er.EventType = MENU_EVENT;
     er.Event.MenuEvent.dwCommandId = CmdId;
     ConioProcessInputEvent(Console, &er);
@@ -755,6 +756,16 @@ OnFocus(PGUI_CONSOLE_DATA GuiData, BOOL SetFocus)
 
     if (!ConDrvValidateConsoleUnsafe((PCONSOLE)Console, CONSOLE_RUNNING, TRUE)) return;
 
+    /* Set console focus state */
+    Console->HasFocus = SetFocus;
+
+    /*
+     * Set the priority of the processes of this console
+     * in accordance with the console focus state.
+     */
+    ConSrvSetConsoleProcessFocus(Console, SetFocus);
+
+    /* Send a focus event */
     er.EventType = FOCUS_EVENT;
     er.Event.FocusEvent.bSetFocus = SetFocus;
     ConioProcessInputEvent(Console, &er);
@@ -1855,6 +1866,7 @@ OnMouse(PGUI_CONSOLE_DATA GuiData, UINT msg, WPARAM wParam, LPARAM lParam)
             if (lParam & 0x01000000)
                 dwControlKeyState |= ENHANCED_KEY;
 
+            /* Send a mouse event */
             er.EventType = MOUSE_EVENT;
             er.Event.MouseEvent.dwMousePosition   = PointToCoord(GuiData, lParam);
             er.Event.MouseEvent.dwButtonState     = dwButtonState;

reactos/win32ss/user/winsrv/consrv/handle.c

@@ -579,8 +579,12 @@ ConSrvAllocateConsole(PCONSOLE_PROCESS_DATA ProcessData,
     /* Return the console handle to the caller */
     ConsoleInitInfo->ConsoleStartInfo->ConsoleHandle = ProcessData->ConsoleHandle;
 
-    /* Insert the process into the processes list of the console */
+    /*
+     * Insert the process into the processes list of the console,
+     * and set its foreground priority.
+     */
     InsertHeadList(&Console->ProcessList, &ProcessData->ConsoleLink);
+    ConSrvSetProcessFocus(ProcessData->Process, Console->HasFocus);
 
     /* Add a reference count because the process is tied to the console */
     _InterlockedIncrement(&Console->ReferenceCount);
@@ -694,8 +698,12 @@ ConSrvInheritConsole(PCONSOLE_PROCESS_DATA ProcessData,
     /* Return the console handle to the caller */
     ConsoleStartInfo->ConsoleHandle = ProcessData->ConsoleHandle;
 
-    /* Insert the process into the processes list of the console */
+    /*
+     * Insert the process into the processes list of the console,
+     * and set its foreground priority.
+     */
     InsertHeadList(&Console->ProcessList, &ProcessData->ConsoleLink);
+    ConSrvSetProcessFocus(ProcessData->Process, Console->HasFocus);
 
     /* Add a reference count because the process is tied to the console */
     _InterlockedIncrement(&Console->ReferenceCount);

reactos/win32ss/user/winsrv/consrv/include/conio_winsrv.h

@@ -148,6 +148,7 @@ typedef struct _WINSRV_CONSOLE
     LIST_ENTRY ProcessList;         /* List of processes owning the console. The first one is the so-called "Console Leader Process" */
     PCONSOLE_PROCESS_DATA NotifiedLastCloseProcess; /* Pointer to the unique process that needs to be notified when the console leader process is killed */
     BOOLEAN NotifyLastClose;        /* TRUE if the console should send a control event when the console leader process is killed */
+    BOOLEAN HasFocus;               /* TRUE if the console has focus (is in the foreground) */
 
 /******************************* Pausing support ******************************/
     BYTE PauseFlags;
@@ -206,6 +207,12 @@ NTSTATUS NTAPI
 ConSrvConsoleProcessCtrlEvent(IN PCONSRV_CONSOLE Console,
                               IN ULONG ProcessGroupId,
                               IN ULONG CtrlEvent);
+VOID
+ConSrvSetProcessFocus(IN PCSR_PROCESS CsrProcess,
+                      IN BOOLEAN SetForeground);
+NTSTATUS NTAPI
+ConSrvSetConsoleProcessFocus(IN PCONSRV_CONSOLE Console,
+                             IN BOOLEAN SetForeground);
 
 /* coninput.c */
 VOID NTAPI ConioProcessKey(PCONSRV_CONSOLE Console, MSG* msg);