mirror of
https://github.com/reactos/reactos.git
synced 2024-08-30 23:28:58 +00:00
214 lines
4.5 KiB
C
214 lines
4.5 KiB
C
/*
|
|
* 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.
|
|
*/
|
|
|
|
#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>
|
|
|
|
#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;
|
|
wsprintf(nid.szTip, _T("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;
|
|
wsprintf(nid.szTip, _T("CPU Usage: %d%%"), PerfDataGetProcessorUsage());
|
|
|
|
bRetVal = Shell_NotifyIcon(NIM_MODIFY, &nid);
|
|
|
|
if (hIcon)
|
|
DeleteObject(hIcon);
|
|
|
|
return bRetVal;
|
|
}
|