--- trunk/reactos/subsys/csrss/win32csr/guiconsole.c 2005-11-27 23:15:07 UTC (rev 19709)
+++ trunk/reactos/subsys/csrss/win32csr/guiconsole.c 2005-11-27 23:18:12 UTC (rev 19710)
@@ -27,8 +27,6 @@
BOOL CursorBlinkOn;
BOOL ForceCursorOff;
CRITICAL_SECTION Lock;
- HDC MemoryDC;
- HBITMAP MemoryBitmap;
RECT Selection;
POINT SelectionStart;
BOOL MouseDown;
@@ -122,15 +120,6 @@
GuiData->CharHeight = Metrics.tmHeight + Metrics.tmExternalLeading;
SelectObject(Dc, OldFont);
- GuiData->MemoryDC = CreateCompatibleDC(Dc);
- GuiData->MemoryBitmap = CreateCompatibleBitmap(Dc,
- Console->Size.X * GuiData->CharWidth,
- Console->Size.Y * GuiData->CharHeight);
- /* NOTE: Don't delete the "first bitmap", it's done in DeleteDC. */
- SelectObject(GuiData->MemoryDC, GuiData->MemoryBitmap);
- /* NOTE: Don't delete stock font. */
- SelectObject(GuiData->MemoryDC, GuiData->Font);
-
ReleaseDC(hWnd, Dc);
GuiData->CursorBlinkOn = TRUE;
GuiData->ForceCursorOff = FALSE;
@@ -249,150 +238,188 @@
}
-VOID FASTCALL
-GuiConsoleUpdateBitmap(HWND hWnd, RECT rc)
+static VOID FASTCALL
+GuiConsolePaint(PCSRSS_CONSOLE Console,
+ PGUI_CONSOLE_DATA GuiData,
+ HDC hDC,
+ PRECT rc)
{
- PCSRSS_CONSOLE Console;
- PGUI_CONSOLE_DATA GuiData;
- PCSRSS_SCREEN_BUFFER Buff;
- HDC Dc;
- ULONG TopLine, BottomLine, LeftChar, RightChar;
- ULONG Line, Char, Start;
- PBYTE From;
- PWCHAR To;
- BYTE LastAttribute, Attribute;
- ULONG CursorX, CursorY, CursorHeight;
- HBRUSH CursorBrush, OldBrush;
+ PCSRSS_SCREEN_BUFFER Buff;
+ ULONG TopLine, BottomLine, LeftChar, RightChar;
+ ULONG Line, Char, Start;
+ PBYTE From;
+ PWCHAR To;
+ BYTE LastAttribute, Attribute;
+ ULONG CursorX, CursorY, CursorHeight;
+ HBRUSH CursorBrush, OldBrush;
+ HFONT OldFont;
- GuiConsoleGetDataPointers(hWnd, &Console, &GuiData);
- if (NULL != Console && NULL != GuiData && NULL != Console->ActiveBuffer)
+ Buff = Console->ActiveBuffer;
+
+ TopLine = rc->top / GuiData->CharHeight;
+ BottomLine = (rc->bottom + (GuiData->CharHeight - 1)) / GuiData->CharHeight - 1;
+ LeftChar = rc->left / GuiData->CharWidth;
+ RightChar = (rc->right + (GuiData->CharWidth - 1)) / GuiData->CharWidth - 1;
+ LastAttribute = Buff->Buffer[(TopLine * Buff->MaxX + LeftChar) * 2 + 1];
+
+ GuiConsoleSetTextColors(hDC,
+ LastAttribute);
+
+ EnterCriticalSection(&Buff->Header.Lock);
+
+ OldFont = SelectObject(hDC,
+ GuiData->Font);
+
+ for (Line = TopLine; Line <= BottomLine; Line++)
{
- Buff = Console->ActiveBuffer;
- EnterCriticalSection(&Buff->Header.Lock);
- Dc = GetDC(hWnd);
- if (rc.right <= rc.left || rc.bottom <= rc.top)
+ if (Line + Buff->ShowY < Buff->MaxY)
{
- ReleaseDC(hWnd, Dc);
- LeaveCriticalSection(&Buff->Header.Lock);
- return;
+ From = Buff->Buffer + ((Line + Buff->ShowY) * Buff->MaxX + LeftChar) * 2;
}
+ else
+ {
+ From = Buff->Buffer +
+ ((Line - (Buff->MaxY - Buff->ShowY)) * Buff->MaxX + LeftChar) * 2;
+ }
+ Start = LeftChar;
+ To = GuiData->LineBuffer;
- EnterCriticalSection(&GuiData->Lock);
-
- TopLine = rc.top / GuiData->CharHeight;
- BottomLine = (rc.bottom + (GuiData->CharHeight - 1)) / GuiData->CharHeight - 1;
- LeftChar = rc.left / GuiData->CharWidth;
- RightChar = (rc.right + (GuiData->CharWidth - 1)) / GuiData->CharWidth - 1;
- LastAttribute = Buff->Buffer[(TopLine * Buff->MaxX + LeftChar) * 2 + 1];
- GuiConsoleSetTextColors(GuiData->MemoryDC, LastAttribute);
-
- for (Line = TopLine; Line <= BottomLine; Line++)
+ for (Char = LeftChar; Char <= RightChar; Char++)
{
- if (Line + Buff->ShowY < Buff->MaxY)
+ if (*(From + 1) != LastAttribute)
{
- From = Buff->Buffer + ((Line + Buff->ShowY) * Buff->MaxX + LeftChar) * 2;
- }
- else
- {
- From = Buff->Buffer +
- ((Line - (Buff->MaxY - Buff->ShowY)) * Buff->MaxX + LeftChar) * 2;
- }
- Start = LeftChar;
- To = GuiData->LineBuffer;
- for (Char = LeftChar; Char <= RightChar; Char++)
- {
- if (*(From + 1) != LastAttribute)
+ TextOutW(hDC,
+ Start * GuiData->CharWidth,
+ Line * GuiData->CharHeight,
+ GuiData->LineBuffer,
+ Char - Start);
+ Start = Char;
+ To = GuiData->LineBuffer;
+ Attribute = *(From + 1);
+ if (Attribute != LastAttribute)
{
- TextOutW(GuiData->MemoryDC, Start * GuiData->CharWidth, Line * GuiData->CharHeight,
- GuiData->LineBuffer, Char - Start);
- Start = Char;
- To = GuiData->LineBuffer;
- Attribute = *(From + 1);
- if (Attribute != LastAttribute)
- {
- GuiConsoleSetTextColors(GuiData->MemoryDC, Attribute);
- LastAttribute = Attribute;
- }
+ GuiConsoleSetTextColors(hDC,
+ Attribute);
+ LastAttribute = Attribute;
}
- MultiByteToWideChar(Console->OutputCodePage, 0, (PCHAR)From, 1, To, 1);
- To++;
- From += 2;
}
- TextOutW(GuiData->MemoryDC, Start * GuiData->CharWidth, Line * GuiData->CharHeight,
- GuiData->LineBuffer, RightChar - Start + 1);
+
+ MultiByteToWideChar(Console->OutputCodePage,
+ 0,
+ (PCHAR)From,
+ 1,
+ To,
+ 1);
+ To++;
+ From += 2;
}
- if (Buff->CursorInfo.bVisible && GuiData->CursorBlinkOn
- &&! GuiData->ForceCursorOff)
+ TextOutW(hDC,
+ Start * GuiData->CharWidth,
+ Line * GuiData->CharHeight,
+ GuiData->LineBuffer,
+ RightChar - Start + 1);
+ }
+
+ if (Buff->CursorInfo.bVisible && GuiData->CursorBlinkOn &&
+ !GuiData->ForceCursorOff)
+ {
+ GuiConsoleGetLogicalCursorPos(Buff,
+ &CursorX,
+ &CursorY);
+ if (LeftChar <= CursorX && CursorX <= RightChar &&
+ TopLine <= CursorY && CursorY <= BottomLine)
{
- GuiConsoleGetLogicalCursorPos(Buff, &CursorX, &CursorY);
- if (LeftChar <= CursorX && CursorX <= RightChar &&
- TopLine <= CursorY && CursorY <= BottomLine)
+ CursorHeight = (GuiData->CharHeight * Buff->CursorInfo.dwSize) / 100;
+ if (CursorHeight < 1)
{
- CursorHeight = (GuiData->CharHeight * Buff->CursorInfo.dwSize) / 100;
- if (CursorHeight < 1)
- {
- CursorHeight = 1;
- }
- From = Buff->Buffer + (Buff->CurrentY * Buff->MaxX + Buff->CurrentX) * 2 + 1;
- CursorBrush = CreateSolidBrush(GuiConsoleRGBFromAttribute(*From));
- OldBrush = SelectObject(GuiData->MemoryDC, CursorBrush);
- PatBlt(GuiData->MemoryDC, CursorX * GuiData->CharWidth,
- CursorY * GuiData->CharHeight + (GuiData->CharHeight - CursorHeight),
- GuiData->CharWidth, CursorHeight, PATCOPY);
- SelectObject(GuiData->MemoryDC, OldBrush);
- DeleteObject(CursorBrush);
+ CursorHeight = 1;
}
+ From = Buff->Buffer + (Buff->CurrentY * Buff->MaxX + Buff->CurrentX) * 2 + 1;
+ CursorBrush = CreateSolidBrush(GuiConsoleRGBFromAttribute(*From));
+ OldBrush = SelectObject(hDC,
+ CursorBrush);
+ PatBlt(hDC,
+ CursorX * GuiData->CharWidth,
+ CursorY * GuiData->CharHeight + (GuiData->CharHeight - CursorHeight),
+ GuiData->CharWidth,
+ CursorHeight,
+ PATCOPY);
+ SelectObject(hDC,
+ OldBrush);
+ DeleteObject(CursorBrush);
}
+ }
- LeaveCriticalSection(&GuiData->Lock);
- ReleaseDC(hWnd, Dc);
- LeaveCriticalSection(&Buff->Header.Lock);
- InvalidateRect(hWnd, &rc, FALSE);
- }
+ LeaveCriticalSection(&Buff->Header.Lock);
+
+ SelectObject(hDC,
+ OldFont);
}
-VOID FASTCALL
-GuiConsoleHandlePaint(HWND hWnd)
+static VOID FASTCALL
+GuiConsoleHandlePaint(HWND hWnd, HDC hDCPaint)
{
- PAINTSTRUCT Ps;
- HDC Dc;
- PCSRSS_CONSOLE Console;
- PGUI_CONSOLE_DATA GuiData;
+ RECT rcUpdate;
+ HDC hDC;
+ PAINTSTRUCT ps;
+ PCSRSS_CONSOLE Console;
+ PGUI_CONSOLE_DATA GuiData;
- GuiConsoleGetDataPointers(hWnd, &Console, &GuiData);
- if (NULL != Console && NULL != GuiData)
+ if (GetUpdateRect(hWnd,
+ &rcUpdate,
+ FALSE))
{
- EnterCriticalSection(&GuiData->Lock);
- Dc = BeginPaint (hWnd, &Ps);
- BitBlt(Dc, Ps.rcPaint.left, Ps.rcPaint.top,
- Ps.rcPaint.right - Ps.rcPaint.left + 1,
- Ps.rcPaint.bottom - Ps.rcPaint.top + 1, GuiData->MemoryDC,
- Ps.rcPaint.left, Ps.rcPaint.top, SRCCOPY);
+ hDC = (hDCPaint != NULL ? hDCPaint : BeginPaint(hWnd,
+ &ps));
+ if (hDC != NULL)
+ {
+ GuiConsoleGetDataPointers(hWnd,
+ &Console,
+ &GuiData);
+ if (Console != NULL && GuiData != NULL &&
+ Console->ActiveBuffer != NULL)
+ {
+ EnterCriticalSection(&GuiData->Lock);
- if (GuiData->Selection.left != -1)
- {
- RECT rc = GuiData->Selection;
+ GuiConsolePaint(Console,
+ GuiData,
+ hDC,
+ &rcUpdate);
- rc.left *= GuiData->CharWidth;
- rc.top *= GuiData->CharHeight;
- rc.right *= GuiData->CharWidth;
- rc.bottom *= GuiData->CharHeight;
+ if (GuiData->Selection.left != -1)
+ {
+ RECT rc = GuiData->Selection;
- if (IntersectRect(&rc, &Ps.rcPaint, &rc))
- {
- PatBlt(Dc, rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top, DSTINVERT);
- }
- }
+ rc.left *= GuiData->CharWidth;
+ rc.top *= GuiData->CharHeight;
+ rc.right *= GuiData->CharWidth;
+ rc.bottom *= GuiData->CharHeight;
- EndPaint (hWnd, &Ps);
- LeaveCriticalSection(&GuiData->Lock);
+ /* invert the selection */
+ if (IntersectRect(&rc,
+ &rcUpdate,
+ &rc))
+ {
+ PatBlt(hDC,
+ rc.left,
+ rc.top,
+ rc.right - rc.left,
+ rc.bottom - rc.top,
+ DSTINVERT);
+ }
+ }
+
+ LeaveCriticalSection(&GuiData->Lock);
+ }
+
+ if (hDCPaint == NULL)
+ {
+ EndPaint(hWnd,
+ &ps);
+ }
+ }
}
- else
- {
- Dc = BeginPaint (hWnd, &Ps);
- EndPaint (hWnd, &Ps);
- }
}
static VOID FASTCALL
@@ -427,7 +454,7 @@
RegionRect.right = (Region->right + 1) * GuiData->CharWidth;
RegionRect.bottom = (Region->bottom + 1) * GuiData->CharHeight;
- GuiConsoleUpdateBitmap(Wnd, RegionRect);
+ InvalidateRect(Wnd, &RegionRect, FALSE);
}
static VOID STDCALL
@@ -435,12 +462,10 @@
{
PGUI_CONSOLE_DATA GuiData = (PGUI_CONSOLE_DATA) Console->PrivateData;
- if (NULL == Console->hWindow || NULL == GuiData)
+ if (NULL != Console->hWindow && NULL != GuiData)
{
- return;
+ GuiIntDrawRegion(GuiData, Console->hWindow, Region);
}
-
- GuiIntDrawRegion(GuiData, Console->hWindow, Region);
}
static VOID FASTCALL
@@ -463,7 +488,7 @@
PGUI_CONSOLE_DATA GuiData = (PGUI_CONSOLE_DATA) Console->PrivateData;
PCSRSS_SCREEN_BUFFER Buff = Console->ActiveBuffer;
LONG CursorEndX, CursorEndY;
- RECT Source, Dest;
+ RECT Source, ScrollRect;
if (NULL == Console->hWindow || NULL == GuiData)
{
@@ -476,12 +501,12 @@
Source.top = ScrolledLines;
Source.right = Console->Size.X - 1;
Source.bottom = ScrolledLines + Region->top - 1;
- Dest.left = 0;
- Dest.top = 0;
- Dest.right = Console->Size.X - 1;
- Dest.bottom = Region->top - 1;
+ ScrollRect.left = 0;
+ ScrollRect.top = 0;
+ ScrollRect.right = Console->Size.X * GuiData->CharWidth;
+ ScrollRect.bottom = Region->top * GuiData->CharHeight;
- GuiConsoleCopyRegion(Console->hWindow, &Source, &Dest);
+ InvalidateRect(Console->hWindow, &ScrollRect, FALSE);
}
GuiIntDrawRegion(GuiData, Console->hWindow, Region);
@@ -595,7 +620,6 @@
GuiConsoleGetDataPointers(hWnd, &Console, &GuiData);
KillTimer(hWnd, 1);
Console->PrivateData = NULL;
- DeleteDC(GuiData->MemoryDC);
DeleteCriticalSection(&GuiData->Lock);
HeapFree(Win32CsrApiHeap, 0, GuiData);
}
@@ -742,7 +766,7 @@
Result = (LRESULT) GuiConsoleHandleNcCreate(hWnd, (CREATESTRUCTW *) lParam);
break;
case WM_PAINT:
- GuiConsoleHandlePaint(hWnd);
+ GuiConsoleHandlePaint(hWnd, (HDC)wParam);
break;
case WM_KEYDOWN:
case WM_KEYUP:
@@ -1058,30 +1082,4 @@
return STATUS_SUCCESS;
}
-VOID STDCALL
-GuiConsoleCopyRegion(HWND hWnd,
- RECT *Source,
- RECT *Dest)
-{
- RECT ScrollRect;
- PGUI_CONSOLE_DATA GuiData;
- PCSRSS_CONSOLE Console;
-
-
- GuiConsoleGetDataPointers(hWnd, &Console, &GuiData);
-
- ScrollRect.left = Dest->left * GuiData->CharWidth;
- ScrollRect.right = (Dest->right + 1) * GuiData->CharWidth;
- ScrollRect.top = Dest->top * GuiData->CharHeight;
- ScrollRect.bottom = (Dest->bottom + 1) * GuiData->CharHeight;
- EnterCriticalSection(&GuiData->Lock);
- BitBlt(GuiData->MemoryDC, ScrollRect.left, ScrollRect.top,
- ScrollRect.right - ScrollRect.left, ScrollRect.bottom - ScrollRect.top,
- GuiData->MemoryDC, Source->left * GuiData->CharWidth, Source->top * GuiData->CharHeight, SRCCOPY);
-
- LeaveCriticalSection(&GuiData->Lock);
-
- InvalidateRect(hWnd, &ScrollRect, FALSE);
-}
-
/* EOF */