genlist.h File Reference

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Classes
struct	_GENERIC_LIST_UI

Typedefs
typedef NTSTATUS(NTAPI *	PGET_ENTRY_DESCRIPTION) (IN PGENERIC_LIST_ENTRY Entry, OUT PSTR Buffer, IN SIZE_T cchBufferSize)
typedef struct _GENERIC_LIST_UI	GENERIC_LIST_UI
typedef struct _GENERIC_LIST_UI *	PGENERIC_LIST_UI

Functions
VOID	InitGenericListUi (IN OUT PGENERIC_LIST_UI ListUi, IN PGENERIC_LIST List, IN PGET_ENTRY_DESCRIPTION GetEntryDescriptionProc)
VOID	RestoreGenericListUiState (IN PGENERIC_LIST_UI ListUi)
VOID	DrawGenericList (IN PGENERIC_LIST_UI ListUi, IN SHORT Left, IN SHORT Top, IN SHORT Right, IN SHORT Bottom)
VOID	DrawGenericListCurrentItem (IN PGENERIC_LIST List, IN PGET_ENTRY_DESCRIPTION GetEntryDescriptionProc, IN SHORT Left, IN SHORT Top)
VOID	ScrollDownGenericList (IN PGENERIC_LIST_UI ListUi)
VOID	ScrollUpGenericList (IN PGENERIC_LIST_UI ListUi)
VOID	ScrollPageDownGenericList (IN PGENERIC_LIST_UI ListUi)
VOID	ScrollPageUpGenericList (IN PGENERIC_LIST_UI ListUi)
VOID	ScrollToPositionGenericList (IN PGENERIC_LIST_UI ListUi, IN ULONG uIndex)
VOID	RedrawGenericList (IN PGENERIC_LIST_UI ListUi)
VOID	GenericListKeyPress (IN PGENERIC_LIST_UI ListUi, IN CHAR AsciiChar)

Typedef Documentation

GENERIC_LIST_UI

typedef struct _GENERIC_LIST_UI GENERIC_LIST_UI

PGENERIC_LIST_UI

typedef struct _GENERIC_LIST_UI * PGENERIC_LIST_UI

PGET_ENTRY_DESCRIPTION

typedef NTSTATUS(NTAPI * PGET_ENTRY_DESCRIPTION) (IN PGENERIC_LIST_ENTRY Entry, OUT PSTR Buffer, IN SIZE_T cchBufferSize)

Definition at line 31 of file genlist.h.

Function Documentation

DrawGenericList()

VOID DrawGenericList	(	IN PGENERIC_LIST_UI	ListUi,
		IN SHORT	Left,
		IN SHORT	Top,
		IN SHORT	Right,
		IN SHORT	Bottom
	)

Definition at line 326 of file genlist.c.

{
    PGENERIC_LIST List = ListUi->List;
 
    ListUi->FirstShown = List->ListHead.Flink;
    ListUi->Left = Left;
    ListUi->Top = Top;
    ListUi->Right = Right;
    ListUi->Bottom = Bottom;
 
    DrawListFrame(ListUi);
 
    if (IsListEmpty(&List->ListHead))
        return;
 
    CenterCurrentListItem(ListUi);
 
    DrawListEntries(ListUi);
    DrawScrollBarGenericList(ListUi);
}

Referenced by ComputerSettingsPage(), DisplaySettingsPage(), KeyboardSettingsPage(), LanguagePage(), LayoutSettingsPage(), and UpgradeRepairPage().

DrawGenericListCurrentItem()

VOID DrawGenericListCurrentItem	(	IN PGENERIC_LIST	List,
		IN PGET_ENTRY_DESCRIPTION	GetEntryDescriptionProc,
		IN SHORT	Left,
		IN SHORT	Top
	)

Definition at line 353 of file genlist.c.

{
    CHAR CurrentItemText[256];
 
    if (GetEntryDescriptionProc &&
        GetNumberOfListEntries(List) > 0)
    {
        GetEntryDescriptionProc(GetCurrentListEntry(List),
                                CurrentItemText,
                                ARRAYSIZE(CurrentItemText));
        CONSOLE_SetTextXY(Left, Top, CurrentItemText);
    }
    else
    {
        CONSOLE_SetTextXY(Left, Top, "");
    }
}

Referenced by DeviceSettingsPage().

GenericListKeyPress()

VOID GenericListKeyPress	(	IN PGENERIC_LIST_UI	ListUi,
		IN CHAR	AsciiChar
	)

Definition at line 525 of file genlist.c.

{
    PGENERIC_LIST List = ListUi->List;
    PGENERIC_LIST_ENTRY ListEntry;
    PGENERIC_LIST_ENTRY OldListEntry;
    BOOLEAN Flag = FALSE;
 
    ListEntry = List->CurrentEntry;
    OldListEntry = List->CurrentEntry;
 
    ListUi->Redraw = FALSE;
 
    ListUi->CurrentItemText[0] = ANSI_NULL;
    if (ListUi->GetEntryDescriptionProc)
    {
        ListUi->GetEntryDescriptionProc(ListEntry,
                                        ListUi->CurrentItemText,
                                        ARRAYSIZE(ListUi->CurrentItemText));
    }
 
    if ((strlen(ListUi->CurrentItemText) > 0) && (tolower(ListUi->CurrentItemText[0]) == AsciiChar) &&
         (List->CurrentEntry->Entry.Flink != &List->ListHead))
    {
        ScrollDownGenericList(ListUi);
        ListEntry = List->CurrentEntry;
 
        ListUi->CurrentItemText[0] = ANSI_NULL;
        if (ListUi->GetEntryDescriptionProc)
        {
            ListUi->GetEntryDescriptionProc(ListEntry,
                                            ListUi->CurrentItemText,
                                            ARRAYSIZE(ListUi->CurrentItemText));
        }
 
        if ((strlen(ListUi->CurrentItemText) > 0) && (tolower(ListUi->CurrentItemText[0]) == AsciiChar))
            goto End;
    }
 
    while (List->CurrentEntry->Entry.Blink != &List->ListHead)
        ScrollUpGenericList(ListUi);
 
    ListEntry = List->CurrentEntry;
 
    for (;;)
    {
        ListUi->CurrentItemText[0] = ANSI_NULL;
        if (ListUi->GetEntryDescriptionProc)
        {
            ListUi->GetEntryDescriptionProc(ListEntry,
                                            ListUi->CurrentItemText,
                                            ARRAYSIZE(ListUi->CurrentItemText));
        }
 
        if ((strlen(ListUi->CurrentItemText) > 0) && (tolower(ListUi->CurrentItemText[0]) == AsciiChar))
        {
            Flag = TRUE;
            break;
        }
 
        if (List->CurrentEntry->Entry.Flink == &List->ListHead)
            break;
 
        ScrollDownGenericList(ListUi);
        ListEntry = List->CurrentEntry;
    }
 
    if (!Flag)
    {
        while (List->CurrentEntry->Entry.Blink != &List->ListHead)
        {
            if (List->CurrentEntry != OldListEntry)
                ScrollUpGenericList(ListUi);
            else
                break;
        }
    }
 
End:
    DrawListEntries(ListUi);
    DrawScrollBarGenericList(ListUi);
 
    ListUi->Redraw = TRUE;
}

Referenced by HandleGenericList(), LanguagePage(), and UpgradeRepairPage().

InitGenericListUi()

VOID InitGenericListUi	(	IN OUT PGENERIC_LIST_UI	ListUi,
		IN PGENERIC_LIST	List,
		IN PGET_ENTRY_DESCRIPTION	GetEntryDescriptionProc
	)

Definition at line 37 of file genlist.c.

{
    ListUi->List = List;
    ListUi->FirstShown = NULL;
    ListUi->LastShown = NULL;
    ListUi->BackupEntry = NULL;
 
    ListUi->GetEntryDescriptionProc = GetEntryDescriptionProc;
 
    ListUi->Left = 0;
    ListUi->Top = 0;
    ListUi->Right = 0;
    ListUi->Bottom = 0;
    ListUi->Redraw = TRUE;
 
    ListUi->CurrentItemText[0] = ANSI_NULL;
 
    /* SaveGenericListUiState(ListUi); */
    ListUi->BackupEntry = ListUi->List->CurrentEntry;
}

Referenced by ComputerSettingsPage(), DisplaySettingsPage(), KeyboardSettingsPage(), LanguagePage(), LayoutSettingsPage(), and UpgradeRepairPage().

RedrawGenericList()

VOID RedrawGenericList

(

IN PGENERIC_LIST_UI

ListUi

)

Definition at line 511 of file genlist.c.

{
    if (ListUi->List->CurrentEntry == NULL)
        return;
 
    if (ListUi->Redraw)
    {
        DrawListEntries(ListUi);
        DrawScrollBarGenericList(ListUi);
    }
}

Referenced by HandleGenericList(), LanguagePage(), and UpgradeRepairPage().

RestoreGenericListUiState()

VOID RestoreGenericListUiState

(

IN PGENERIC_LIST_UI

ListUi

)

Definition at line 62 of file genlist.c.

{
    ListUi->List->CurrentEntry = ListUi->BackupEntry;
}

Referenced by HandleGenericList(), and UpgradeRepairPage().

ScrollDownGenericList()

VOID ScrollDownGenericList

(

IN PGENERIC_LIST_UI

ListUi

)

Definition at line 376 of file genlist.c.

{
    PGENERIC_LIST List = ListUi->List;
    PLIST_ENTRY Entry;
 
    if (List->CurrentEntry == NULL)
        return;
 
    if (List->CurrentEntry->Entry.Flink != &List->ListHead)
    {
        Entry = List->CurrentEntry->Entry.Flink;
        if (ListUi->LastShown == &List->CurrentEntry->Entry)
        {
            ListUi->FirstShown = ListUi->FirstShown->Flink;
            ListUi->LastShown = ListUi->LastShown->Flink;
        }
        List->CurrentEntry = CONTAINING_RECORD(Entry, GENERIC_LIST_ENTRY, Entry);
 
        if (ListUi->Redraw)
        {
            DrawListEntries(ListUi);
            DrawScrollBarGenericList(ListUi);
        }
    }
}

Referenced by GenericListKeyPress(), HandleGenericList(), LanguagePage(), ScrollPageDownGenericList(), and UpgradeRepairPage().

ScrollPageDownGenericList()

VOID ScrollPageDownGenericList

(

IN PGENERIC_LIST_UI

ListUi

)

Definition at line 432 of file genlist.c.

{
    SHORT i;
 
    /* Suspend auto-redraw */
    ListUi->Redraw = FALSE;
 
    for (i = ListUi->Top + 1; i < ListUi->Bottom - 1; i++)
    {
        ScrollDownGenericList(ListUi);
    }
 
    /* Update user interface */
    DrawListEntries(ListUi);
    DrawScrollBarGenericList(ListUi);
 
    /* Re enable auto-redraw */
    ListUi->Redraw = TRUE;
}

Referenced by HandleGenericList(), LanguagePage(), and UpgradeRepairPage().

ScrollPageUpGenericList()

VOID ScrollPageUpGenericList

(

IN PGENERIC_LIST_UI

ListUi

)

Definition at line 454 of file genlist.c.

{
    SHORT i;
 
    /* Suspend auto-redraw */
    ListUi->Redraw = FALSE;
 
    for (i = ListUi->Bottom - 1; i > ListUi->Top + 1; i--)
    {
        ScrollUpGenericList(ListUi);
    }
 
    /* Update user interface */
    DrawListEntries(ListUi);
    DrawScrollBarGenericList(ListUi);
 
    /* Re enable auto-redraw */
    ListUi->Redraw = TRUE;
}

Referenced by HandleGenericList(), LanguagePage(), and UpgradeRepairPage().

ScrollToPositionGenericList()

VOID ScrollToPositionGenericList	(	IN PGENERIC_LIST_UI	ListUi,
		IN ULONG	uIndex
	)

Definition at line 476 of file genlist.c.

{
    PGENERIC_LIST List = ListUi->List;
    PLIST_ENTRY Entry;
    ULONG uCount = 0;
 
    if (List->CurrentEntry == NULL || uIndex == 0)
        return;
 
    do
    {
        if (List->CurrentEntry->Entry.Flink != &List->ListHead)
        {
            Entry = List->CurrentEntry->Entry.Flink;
            if (ListUi->LastShown == &List->CurrentEntry->Entry)
            {
                ListUi->FirstShown = ListUi->FirstShown->Flink;
                ListUi->LastShown = ListUi->LastShown->Flink;
            }
            List->CurrentEntry = CONTAINING_RECORD(Entry, GENERIC_LIST_ENTRY, Entry);
        }
        uCount++;
    }
    while (uIndex != uCount);
 
    if (ListUi->Redraw)
    {
        DrawListEntries(ListUi);
        DrawScrollBarGenericList(ListUi);
    }
}

Referenced by LanguagePage().

ScrollUpGenericList()

VOID ScrollUpGenericList

(

IN PGENERIC_LIST_UI

ListUi

)

Definition at line 404 of file genlist.c.

{
    PGENERIC_LIST List = ListUi->List;
    PLIST_ENTRY Entry;
 
    if (List->CurrentEntry == NULL)
        return;
 
    if (List->CurrentEntry->Entry.Blink != &List->ListHead)
    {
        Entry = List->CurrentEntry->Entry.Blink;
        if (ListUi->FirstShown == &List->CurrentEntry->Entry)
        {
            ListUi->FirstShown = ListUi->FirstShown->Blink;
            ListUi->LastShown = ListUi->LastShown->Blink;
        }
        List->CurrentEntry = CONTAINING_RECORD(Entry, GENERIC_LIST_ENTRY, Entry);
 
        if (ListUi->Redraw)
        {
            DrawListEntries(ListUi);
            DrawScrollBarGenericList(ListUi);
        }
    }
}

Referenced by GenericListKeyPress(), HandleGenericList(), LanguagePage(), ScrollPageUpGenericList(), and UpgradeRepairPage().