mirror of
https://github.com/reactos/reactos.git
synced 2024-12-26 17:14:41 +00:00
51036c7f74
Added graphcntrl for performance page. Various fixes and additions. svn path=/trunk/; revision=3159
126 lines
No EOL
3.2 KiB
C++
126 lines
No EOL
3.2 KiB
C++
/*
|
|
* ReactOS Task Manager
|
|
*
|
|
* proclist.cpp
|
|
*
|
|
* Copyright (C) 1999 - 2001 Brian Palmer <brianp@reactos.org>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
*/
|
|
|
|
#ifdef _MSC_VER
|
|
#include "stdafx.h"
|
|
#else
|
|
#define WIN32_LEAN_AND_MEAN // Exclude rarely-used stuff from Windows headers
|
|
#include <windows.h>
|
|
#include <commctrl.h>
|
|
#include <stdlib.h>
|
|
#include <malloc.h>
|
|
#include <memory.h>
|
|
#include <tchar.h>
|
|
#include <process.h>
|
|
#include <stdio.h>
|
|
#endif
|
|
|
|
#include "taskmgr.h"
|
|
#include "ProcessPage.h"
|
|
#include "proclist.h"
|
|
#include "perfdata.h"
|
|
|
|
|
|
LRESULT CALLBACK ProcessListWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);
|
|
|
|
LONG OldProcessListWndProc;
|
|
|
|
|
|
LRESULT CALLBACK ProcessListWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
HBRUSH hbrBackground;
|
|
RECT rcItem;
|
|
RECT rcClip;
|
|
HDC hDC;
|
|
int DcSave;
|
|
|
|
switch (message)
|
|
{
|
|
case WM_ERASEBKGND:
|
|
|
|
//
|
|
// The list control produces a nasty flicker
|
|
// when the user is resizing the window because
|
|
// it erases the background to white, then
|
|
// paints the list items over it.
|
|
//
|
|
// We will clip the drawing so that it only
|
|
// erases the parts of the list control that
|
|
// show only the background.
|
|
//
|
|
|
|
//
|
|
// Get the device context and save it's state
|
|
// to be restored after we're done
|
|
//
|
|
hDC = (HDC) wParam;
|
|
DcSave = SaveDC(hDC);
|
|
|
|
//
|
|
// Get the background brush
|
|
//
|
|
hbrBackground = (HBRUSH) GetClassLong(hWnd, GCL_HBRBACKGROUND);
|
|
|
|
//
|
|
// Calculate the clip rect by getting the RECT
|
|
// of the first and last items and adding them up.
|
|
//
|
|
// We also have to get the item's icon RECT and
|
|
// subtract it from our clip rect because we don't
|
|
// use icons in this list control.
|
|
//
|
|
ListView_GetItemRect(hWnd, 0, &rcClip, LVIR_BOUNDS);
|
|
ListView_GetItemRect(hWnd, ListView_GetItemCount(hWnd) - 1, &rcItem, LVIR_BOUNDS);
|
|
rcClip.bottom = rcItem.bottom;
|
|
ListView_GetItemRect(hWnd, 0, &rcItem, LVIR_ICON);
|
|
rcClip.left = rcItem.right;
|
|
|
|
//
|
|
// Now exclude the clip rect
|
|
//
|
|
ExcludeClipRect(hDC, rcClip.left, rcClip.top, rcClip.right, rcClip.bottom);
|
|
|
|
//
|
|
// Now erase the background
|
|
//
|
|
//
|
|
// FIXME: Should I erase it myself or
|
|
// pass down the updated HDC and let
|
|
// the default handler do it?
|
|
//
|
|
GetClientRect(hWnd, &rcItem);
|
|
FillRect(hDC, &rcItem, hbrBackground);
|
|
|
|
//
|
|
// Now restore the DC state that we
|
|
// saved earlier
|
|
//
|
|
RestoreDC(hDC, DcSave);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
//
|
|
// We pass on all messages except WM_ERASEBKGND
|
|
//
|
|
return CallWindowProc((WNDPROC)OldProcessListWndProc, hWnd, message, wParam, lParam);
|
|
} |