[janderwald] 47146: [WIN32CSR] - Add primitive resizing support and automatic scrolling support - Patch by Adam Kachwalla (IRC:Crocodile) See issue #2622 for more details.
9 May
2010
9 May
'10
1:39 p.m.
Author: janderwald
Date: Sun May 9 15:39:48 2010
New Revision: 47146
URL: http://svn.reactos.org/svn/reactos?rev=47146&view=rev
Log:
[WIN32CSR]
- Add primitive resizing support and automatic scrolling support
- Patch by Adam Kachwalla (IRC:Crocodile)
See issue #2622 for more details.
Modified:
trunk/reactos/subsystems/win32/csrss/win32csr/guiconsole.c
trunk/reactos/subsystems/win32/csrss/win32csr/guiconsole.h
Modified: trunk/reactos/subsystems/win32/csrss/win32csr/guiconsole.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/csrss/win…
==============================================================================
--- trunk/reactos/subsystems/win32/csrss/win32csr/guiconsole.c [iso-8859-1] (original)
+++ trunk/reactos/subsystems/win32/csrss/win32csr/guiconsole.c [iso-8859-1] Sun May 9
15:39:48 2010
@@ -48,6 +48,8 @@
COLORREF PopupText;
COLORREF Colors[16];
WCHAR szProcessName[MAX_PATH];
+ BOOL WindowSizeLock;
+ POINT OldCursor;
} GUI_CONSOLE_DATA, *PGUI_CONSOLE_DATA;
#ifndef WM_APP
@@ -625,7 +627,7 @@
if (Buffer)
{
Buffer->MaxX = 80;
- Buffer->MaxY = 25;
+ Buffer->MaxY = 300;
Buffer->CursorInfo.bVisible = TRUE;
Buffer->CursorInfo.dwSize = CSR_DEFAULT_CURSOR_SIZE;
}
@@ -638,8 +640,8 @@
SCROLLINFO sInfo;
PGUI_CONSOLE_DATA GuiData = Console->PrivateData;
- DWORD Width = Console->Size.X * GuiData->CharWidth + 2 *
GetSystemMetrics(SM_CXFIXEDFRAME);
- DWORD Height = Console->Size.Y * GuiData->CharHeight + 2 *
GetSystemMetrics(SM_CYFIXEDFRAME) + GetSystemMetrics(SM_CYCAPTION);
+ DWORD Width = Console->Size.X * GuiData->CharWidth + 2 *
(GetSystemMetrics(SM_CXFRAME) + GetSystemMetrics(SM_CXEDGE));
+ DWORD Height = Console->Size.Y * GuiData->CharHeight + 2 *
(GetSystemMetrics(SM_CYFRAME) + GetSystemMetrics(SM_CYEDGE)) +
GetSystemMetrics(SM_CYCAPTION);
/* set scrollbar sizes */
sInfo.cbSize = sizeof(SCROLLINFO);
@@ -667,6 +669,7 @@
SetScrollInfo(hwnd, SB_HORZ, &sInfo, TRUE);
Height += GetSystemMetrics(SM_CYHSCROLL);
ShowScrollBar(hwnd, SB_HORZ, TRUE);
+
}
else
{
@@ -779,9 +782,13 @@
Console->PrivateData = GuiData;
SetWindowLongPtrW(hWnd, GWL_USERDATA, (DWORD_PTR) Console);
- SetTimer(hWnd, 1, CURSOR_BLINK_TIME, NULL);
+ SetTimer(hWnd, CONGUI_UPDATE_TIMER, CONGUI_UPDATE_TIME, NULL);
GuiConsoleCreateSysMenu(Console);
+
+ GuiData->WindowSizeLock = TRUE;
GuiConsoleInitScrollbar(Console, hWnd);
+ GuiData->WindowSizeLock = FALSE;
+
SetEvent(GuiData->hGuiInitEvent);
return (BOOL) DefWindowProcW(hWnd, WM_NCCREATE, 0, (LPARAM) Create);
@@ -1157,6 +1164,11 @@
{
GuiInvalidateCell(Buff, GuiData, Console->hWindow, CursorEndX, CursorEndY);
}
+
+ // Set up the update timer (very short interval) - this is a "hack" for
getting the OS to
+ // repaint the window without having it just freeze up and stay on the screen
permanently.
+ GuiData->CursorBlinkOn = TRUE;
+ SetTimer(Console->hWindow, CONGUI_UPDATE_TIMER, CONGUI_UPDATE_TIME, NULL);
}
static BOOL WINAPI
@@ -1219,16 +1231,93 @@
{
PCSRSS_CONSOLE Console;
PGUI_CONSOLE_DATA GuiData;
+ PCSRSS_SCREEN_BUFFER Buff;
RECT CursorRect;
+ SetTimer(hWnd, CONGUI_UPDATE_TIMER, CURSOR_BLINK_TIME, NULL);
+
GuiConsoleGetDataPointers(hWnd, &Console, &GuiData);
- GuiData->CursorBlinkOn = ! GuiData->CursorBlinkOn;
-
- CursorRect.left = Console->ActiveBuffer->CurrentX;
- CursorRect.top = Console->ActiveBuffer->CurrentY;
+
+ Buff = Console->ActiveBuffer;
+ CursorRect.left = Buff->CurrentX;
+ CursorRect.top = Buff->CurrentY;
CursorRect.right = CursorRect.left;
CursorRect.bottom = CursorRect.top;
GuiDrawRegion(Console, &CursorRect);
+ GuiData->CursorBlinkOn = ! GuiData->CursorBlinkOn;
+
+ if((GuiData->OldCursor.x != Buff->CurrentX) || (GuiData->OldCursor.y !=
Buff->CurrentY))
+ {
+ SCROLLINFO xScroll;
+ int OldScrollX = -1, OldScrollY = -1;
+ int NewScrollX = -1, NewScrollY = -1;
+
+ xScroll.cbSize = sizeof(SCROLLINFO);
+ xScroll.fMask = SIF_POS;
+ // Capture the original position of the scroll bars and save them.
+ if(GetScrollInfo(hWnd, SB_HORZ, &xScroll))OldScrollX = xScroll.nPos;
+ if(GetScrollInfo(hWnd, SB_VERT, &xScroll))OldScrollY = xScroll.nPos;
+
+ // If we successfully got the info for the horizontal scrollbar
+ if(OldScrollX >= 0)
+ {
+ if((Buff->CurrentX < Buff->ShowX)||(Buff->CurrentX >=
(Buff->ShowX + Console->Size.X)))
+ {
+ // Handle the horizontal scroll bar
+ if(Buff->CurrentX >= Console->Size.X) NewScrollX = Buff->CurrentX
- Console->Size.X + 1;
+ else NewScrollX = 0;
+ }
+ else
+ {
+ NewScrollX = OldScrollX;
+ }
+ }
+ // If we successfully got the info for the vertical scrollbar
+ if(OldScrollY >= 0)
+ {
+ if((Buff->CurrentY < Buff->ShowY) || (Buff->CurrentY >=
(Buff->ShowY + Console->Size.Y)))
+ {
+ // Handle the vertical scroll bar
+ if(Buff->CurrentY >= Console->Size.Y) NewScrollY = Buff->CurrentY
- Console->Size.Y + 1;
+ else NewScrollY = 0;
+ }
+ else
+ {
+ NewScrollY = OldScrollY;
+ }
+ }
+
+ // Adjust scroll bars and refresh the window if the cursor has moved outside the
visible area
+ // NOTE: OldScroll# and NewScroll# will both be -1 (initial value) if the info for
the respective scrollbar
+ // was not obtained successfully in the previous steps. This means their
difference is 0 (no scrolling)
+ // and their associated scrollbar is left alone.
+ if((OldScrollX != NewScrollX) || (OldScrollY != NewScrollY))
+ {
+ Buff->ShowX = NewScrollX;
+ Buff->ShowY = NewScrollY;
+ ScrollWindowEx(hWnd,
+ (OldScrollX - NewScrollX) * GuiData->CharWidth,
+ (OldScrollY - NewScrollY) * GuiData->CharHeight,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ SW_INVALIDATE);
+ if(NewScrollX >= 0)
+ {
+ xScroll.nPos = NewScrollX;
+ SetScrollInfo(hWnd, SB_HORZ, &xScroll, TRUE);
+ }
+ if(NewScrollY >= 0)
+ {
+ xScroll.nPos = NewScrollY;
+ SetScrollInfo(hWnd, SB_VERT, &xScroll, TRUE);
+ }
+ UpdateWindow(hWnd);
+ GuiData->OldCursor.x = Buff->CurrentX;
+ GuiData->OldCursor.y = Buff->CurrentY;
+ }
+ }
}
static VOID FASTCALL
@@ -1519,15 +1608,82 @@
}
static VOID FASTCALL
-GuiConsoleResize(HWND hWnd, WPARAM wParam, LPARAM lParam)
+GuiConsoleGetMinMaxInfo(HWND hWnd, PMINMAXINFO minMaxInfo)
{
PCSRSS_CONSOLE Console;
PGUI_CONSOLE_DATA GuiData;
-
GuiConsoleGetDataPointers(hWnd, &Console, &GuiData);
- if (wParam == SIZE_RESTORED || wParam == SIZE_MAXIMIZED || wParam == SIZE_MINIMIZED)
- {
- DPRINT1("GuiConsoleResize X %d Y %d\n", LOWORD(lParam), HIWORD(lParam));
+ if((Console == NULL)|| (GuiData == NULL)) return;
+
+ DWORD windx = CONGUI_MIN_WIDTH * GuiData->CharWidth + 2 *
(GetSystemMetrics(SM_CXFRAME) + GetSystemMetrics(SM_CXEDGE));
+ DWORD windy = CONGUI_MIN_HEIGHT * GuiData->CharHeight + 2 *
(GetSystemMetrics(SM_CYFRAME) + GetSystemMetrics(SM_CYEDGE)) +
GetSystemMetrics(SM_CYCAPTION);
+
+ minMaxInfo->ptMinTrackSize.x = windx;
+ minMaxInfo->ptMinTrackSize.y = windy;
+
+ windx = (Console->ActiveBuffer->MaxX) * GuiData->CharWidth + 2 *
(GetSystemMetrics(SM_CXFRAME) + GetSystemMetrics(SM_CXEDGE));
+ windy = (Console->ActiveBuffer->MaxY) * GuiData->CharHeight + 2 *
(GetSystemMetrics(SM_CYFRAME) + GetSystemMetrics(SM_CYEDGE)) +
GetSystemMetrics(SM_CYCAPTION);
+
+ if(Console->Size.X < Console->ActiveBuffer->MaxX) windy +=
GetSystemMetrics(SM_CYHSCROLL); // window currently has a horizontal scrollbar
+ if(Console->Size.Y < Console->ActiveBuffer->MaxY) windx +=
GetSystemMetrics(SM_CXVSCROLL); // window currently has a vertical scrollbar
+
+ minMaxInfo->ptMaxTrackSize.x = windx;
+ minMaxInfo->ptMaxTrackSize.y = windy;
+}
+static VOID FASTCALL
+GuiConsoleResize(HWND hWnd, WPARAM wParam, LPARAM lParam)
+{
+ PCSRSS_CONSOLE Console;
+ PGUI_CONSOLE_DATA GuiData;
+ GuiConsoleGetDataPointers(hWnd, &Console, &GuiData);
+ if((Console == NULL) || (GuiData == NULL)) return;
+
+ if ((GuiData->WindowSizeLock == FALSE) && (wParam == SIZE_RESTORED || wParam
== SIZE_MAXIMIZED || wParam == SIZE_MINIMIZED))
+ {
+ PCSRSS_SCREEN_BUFFER Buff = Console->ActiveBuffer;
+
+ GuiData->WindowSizeLock = TRUE;
+
+ DWORD windx = LOWORD(lParam);
+ DWORD windy = HIWORD(lParam);
+
+ // Compensate for existing scroll bars (because lParam values do not accommodate
scroll bar)
+ if(Console->Size.X < Buff->MaxX) windy += GetSystemMetrics(SM_CYHSCROLL);
// window currently has a horizontal scrollbar
+ if(Console->Size.Y < Buff->MaxY) windx += GetSystemMetrics(SM_CXVSCROLL);
// window currently has a vertical scrollbar
+
+ DWORD charx = windx / GuiData->CharWidth;
+ DWORD chary = windy / GuiData->CharHeight;
+
+ // Character alignment (round size up or down)
+ if((windx % GuiData->CharWidth) >= (GuiData->CharWidth / 2)) ++charx;
+ if((windy % GuiData->CharHeight) >= (GuiData->CharHeight / 2)) ++chary;
+
+ // Compensate for added scroll bars in new window
+ if(charx < Buff->MaxX)windy -= GetSystemMetrics(SM_CYHSCROLL); // new
window will have a horizontal scroll bar
+ if(chary < Buff->MaxY)windx -= GetSystemMetrics(SM_CXVSCROLL); // new
window will have a vertical scroll bar
+
+ charx = windx / GuiData->CharWidth;
+ chary = windy / GuiData->CharHeight;
+
+ // Character alignment (round size up or down)
+ if((windx % GuiData->CharWidth) >= (GuiData->CharWidth / 2)) ++charx;
+ if((windy % GuiData->CharHeight) >= (GuiData->CharHeight / 2)) ++chary;
+
+ // Resize window
+ if((charx != Console->Size.X) || (chary != Console->Size.Y))
+ {
+ Console->Size.X = (charx <= Buff->MaxX) ? charx : Buff->MaxX;
+ Console->Size.Y = (chary <= Buff->MaxY) ? chary : Buff->MaxY;
+ }
+
+ GuiConsoleInitScrollbar(Console, hWnd);
+
+ // Adjust the start of the visible area if we are attempting to show nonexistent
areas
+ if((Buff->MaxX - Buff->ShowX) < Console->Size.X) Buff->ShowX =
Buff->MaxX - Console->Size.X;
+ if((Buff->MaxY - Buff->ShowY) < Console->Size.Y) Buff->ShowY =
Buff->MaxY - Console->Size.Y;
+ InvalidateRect(hWnd, NULL, TRUE);
+
+ GuiData->WindowSizeLock = FALSE;
}
}
VOID
@@ -1679,7 +1835,9 @@
if (SizeChanged)
{
+ GuiData->WindowSizeLock = TRUE;
GuiConsoleInitScrollbar(Console, pConInfo->hConsoleWindow);
+ GuiData->WindowSizeLock = FALSE;
}
LeaveCriticalSection(&ActiveBuffer->Header.Lock);
@@ -1839,6 +1997,9 @@
case WM_VSCROLL:
Result = GuiConsoleHandleScroll(hWnd, msg, wParam);
break;
+ case WM_GETMINMAXINFO:
+ GuiConsoleGetMinMaxInfo(hWnd, (PMINMAXINFO)lParam);
+ break;
case WM_SIZE:
GuiConsoleResize(hWnd, wParam, lParam);
break;
@@ -1886,17 +2047,18 @@
{
Title = L"";
}
- NewWindow = CreateWindowW(L"ConsoleWindowClass",
- Title,
- WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU |
WS_MINIMIZEBOX | WS_HSCROLL | WS_VSCROLL, //WS_OVERLAPPEDWINDOW
- CW_USEDEFAULT,
- CW_USEDEFAULT,
- CW_USEDEFAULT,
- CW_USEDEFAULT,
- NULL,
- NULL,
- (HINSTANCE) GetModuleHandleW(NULL),
- (PVOID) Console);
+ NewWindow = CreateWindowExW(WS_EX_CLIENTEDGE,
+ L"ConsoleWindowClass",
+ Title,
+ WS_OVERLAPPEDWINDOW | WS_HSCROLL | WS_VSCROLL,
+ CW_USEDEFAULT,
+ CW_USEDEFAULT,
+ CW_USEDEFAULT,
+ CW_USEDEFAULT,
+ NULL,
+ NULL,
+ (HINSTANCE) GetModuleHandleW(NULL),
+ (PVOID) Console);
if (NULL != Buffer)
{
HeapFree(Win32CsrApiHeap, 0, Buffer);
Modified: trunk/reactos/subsystems/win32/csrss/win32csr/guiconsole.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/csrss/win…
==============================================================================
--- trunk/reactos/subsystems/win32/csrss/win32csr/guiconsole.h [iso-8859-1] (original)
+++ trunk/reactos/subsystems/win32/csrss/win32csr/guiconsole.h [iso-8859-1] Sun May 9
15:39:48 2010
@@ -8,6 +8,11 @@
#include "api.h"
+#define CONGUI_MIN_WIDTH 10
+#define CONGUI_MIN_HEIGHT 10
+#define CONGUI_UPDATE_TIME 0
+#define CONGUI_UPDATE_TIMER 1
+
NTSTATUS FASTCALL GuiInitConsole(PCSRSS_CONSOLE Console);
/*EOF*/
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