Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2025-06-20 07:36:05 +00:00
Code Issues Projects Releases Packages Wiki Activity

Added Task Manager to cvs repository

Browse source 
Won't build yet due to old headers included with MingW32

svn path=/trunk/; revision=2425
This commit is contained in:
Brian Palmer 2001-12-10 01:19:33 +00:00
parent 10231d15e7
commit 8c29563890
42 changed files with 7493 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

204
rosapps/taskmgr/trayicon.cpp Normal file
View file

@ -0,0 +1,204 @@
/*
* ReactOS Task Manager
*
* trayicon.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.
*/
#include "stdafx.h"
#include "taskmgr.h"
#include "trayicon.h"
#include "perfdata.h"
#include "shellapi.h"
HICON TrayIcon_GetProcessorUsageIcon(void)
{
HICON hTrayIcon = NULL;
HDC hScreenDC = NULL;
HDC hDC = NULL;
HBITMAP hBitmap = NULL;
HBITMAP hOldBitmap = NULL;
HBITMAP hBitmapMask = NULL;
ICONINFO iconInfo;
ULONG ProcessorUsage;
int nLinesToDraw;
HBRUSH hBitmapBrush = NULL;
RECT rc;
//
// Get a handle to the screen DC
//
hScreenDC = GetDC(NULL);
if (!hScreenDC)
goto done;
//
// Create our own DC from it
//
hDC = CreateCompatibleDC(hScreenDC);
if (!hDC)
goto done;
//
// Load the bitmaps
//
hBitmap = LoadBitmap(hInst, MAKEINTRESOURCE(IDB_TRAYICON));
hBitmapMask = LoadBitmap(hInst, MAKEINTRESOURCE(IDB_TRAYMASK));
if (!hBitmap || !hBitmapMask)
goto done;
hBitmapBrush = CreateSolidBrush(RGB(0, 255, 0));
if (!hBitmapBrush)
goto done;
//
// Select the bitmap into our device context
// so we can draw on it.
//
hOldBitmap = (HBITMAP) SelectObject(hDC, hBitmap);
//
// Get the cpu usage
//
ProcessorUsage = PerfDataGetProcessorUsage();
//
// Calculate how many lines to draw
// since we have 11 rows of space
// to draw the cpu usage instead of
// just having 10.
//
nLinesToDraw = (ProcessorUsage + (ProcessorUsage / 10)) / 11;
rc.left = 3;
rc.top = 12 - nLinesToDraw;
rc.right = 13;
rc.bottom = 13;
//
// Now draw the cpu usage
//
if (nLinesToDraw)
FillRect(hDC, &rc, hBitmapBrush);
//
// Now that we are done drawing put the
// old bitmap back.
//
SelectObject(hDC, hOldBitmap);
hOldBitmap = NULL;
iconInfo.fIcon = TRUE;
iconInfo.xHotspot = 0;
iconInfo.yHotspot = 0;
iconInfo.hbmMask = hBitmapMask;
iconInfo.hbmColor = hBitmap;
hTrayIcon = CreateIconIndirect(&iconInfo);
done:
//
// Cleanup
//
if (hScreenDC)
ReleaseDC(NULL, hScreenDC);
if (hOldBitmap)
SelectObject(hDC, hOldBitmap);
if (hDC)
DeleteDC(hDC);
if (hBitmapBrush)
DeleteObject(hBitmapBrush);
if (hBitmap)
DeleteObject(hBitmap);
if (hBitmapMask)
DeleteObject(hBitmapMask);
//
// Return the newly created tray icon (if successful)
//
return hTrayIcon;
}
BOOL TrayIcon_ShellAddTrayIcon(void)
{
NOTIFYICONDATA nid;
HICON hIcon = NULL;
BOOL bRetVal;
memset(&nid, 0, sizeof(NOTIFYICONDATA));
hIcon = TrayIcon_GetProcessorUsageIcon();
nid.cbSize = sizeof(NOTIFYICONDATA);
nid.hWnd = hMainWnd;
nid.uID = 0;
nid.uFlags = NIF_ICON | NIF_MESSAGE | NIF_TIP;
//nid.uCallbackMessage = ??;
nid.hIcon = hIcon;
sprintf(nid.szTip, "CPU Usage: %d%%", PerfDataGetProcessorUsage());
bRetVal = Shell_NotifyIcon(NIM_ADD, &nid);
if (hIcon)
DeleteObject(hIcon);
return bRetVal;
}
BOOL TrayIcon_ShellRemoveTrayIcon(void)
{
NOTIFYICONDATA nid;
BOOL bRetVal;
memset(&nid, 0, sizeof(NOTIFYICONDATA));
nid.cbSize = sizeof(NOTIFYICONDATA);
nid.hWnd = hMainWnd;
nid.uID = 0;
nid.uFlags = 0;
//nid.uCallbackMessage = ??;
bRetVal = Shell_NotifyIcon(NIM_DELETE, &nid);
return bRetVal;
}
BOOL TrayIcon_ShellUpdateTrayIcon(void)
{
NOTIFYICONDATA nid;
HICON hIcon = NULL;
BOOL bRetVal;
memset(&nid, 0, sizeof(NOTIFYICONDATA));
hIcon = TrayIcon_GetProcessorUsageIcon();
nid.cbSize = sizeof(NOTIFYICONDATA);
nid.hWnd = hMainWnd;
nid.uID = 0;
nid.uFlags = NIF_ICON | NIF_MESSAGE | NIF_TIP;
//nid.uCallbackMessage = ??;
nid.hIcon = hIcon;
sprintf(nid.szTip, "CPU Usage: %d%%", PerfDataGetProcessorUsage());
bRetVal = Shell_NotifyIcon(NIM_MODIFY, &nid);
if (hIcon)
DeleteObject(hIcon);
return bRetVal;
}