6 * Copyright (C) 1999 - 2001 Brian Palmer <brianp@reactos.org>
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
31 #include "wine/unicode.h"
35 static HICON TrayIcon_GetProcessorUsageIcon(void)
37 HICON hTrayIcon = NULL;
40 HBITMAP hBitmap = NULL;
42 HBITMAP hBitmapMask = NULL;
46 HBRUSH hBitmapBrush = NULL;
50 * Get a handle to the screen DC
52 hScreenDC = GetDC(NULL);
57 * Create our own DC from it
59 hDC = CreateCompatibleDC(hScreenDC);
66 hBitmap = LoadBitmapW(hInst, MAKEINTRESOURCEW(IDB_TRAYICON));
67 hBitmapMask = LoadBitmapW(hInst, MAKEINTRESOURCEW(IDB_TRAYMASK));
68 if (!hBitmap || !hBitmapMask)
71 hBitmapBrush = CreateSolidBrush(RGB(0, 255, 0));
76 * Select the bitmap into our device context
77 * so we can draw on it.
79 hOldBitmap = SelectObject(hDC, hBitmap);
84 ProcessorUsage = PerfDataGetProcessorUsage();
87 * Calculate how many lines to draw
88 * since we have 11 rows of space
89 * to draw the cpu usage instead of
92 nLinesToDraw = (ProcessorUsage + (ProcessorUsage / 10)) / 11;
94 rc.top = 12 - nLinesToDraw;
99 * Now draw the cpu usage
102 FillRect(hDC, &rc, hBitmapBrush);
105 * Now that we are done drawing put the
108 SelectObject(hDC, hOldBitmap);
110 iconInfo.fIcon = TRUE;
111 iconInfo.xHotspot = 0;
112 iconInfo.yHotspot = 0;
113 iconInfo.hbmMask = hBitmapMask;
114 iconInfo.hbmColor = hBitmap;
116 hTrayIcon = CreateIconIndirect(&iconInfo);
123 ReleaseDC(NULL, hScreenDC);
127 DeleteObject(hBitmapBrush);
129 DeleteObject(hBitmap);
131 DeleteObject(hBitmapMask);
134 * Return the newly created tray icon (if successful)
139 BOOL TrayIcon_ShellAddTrayIcon(void)
144 WCHAR wszCPU_Usage[255];
146 LoadStringW(hInst, IDS_STATUS_BAR_CPU_USAGE, wszCPU_Usage, sizeof(wszCPU_Usage)/sizeof(WCHAR));
148 memset(&nid, 0, sizeof(NOTIFYICONDATAW));
150 hIcon = TrayIcon_GetProcessorUsageIcon();
152 nid.cbSize = sizeof(NOTIFYICONDATAW);
155 nid.uFlags = NIF_ICON | NIF_MESSAGE | NIF_TIP;
156 nid.uCallbackMessage = WM_ONTRAYICON;
158 wsprintfW(nid.szTip, wszCPU_Usage, PerfDataGetProcessorUsage());
160 bRetVal = Shell_NotifyIconW(NIM_ADD, &nid);
168 BOOL TrayIcon_ShellRemoveTrayIcon(void)
173 memset(&nid, 0, sizeof(NOTIFYICONDATAW));
175 nid.cbSize = sizeof(NOTIFYICONDATAW);
179 nid.uCallbackMessage = WM_ONTRAYICON;
181 bRetVal = Shell_NotifyIconW(NIM_DELETE, &nid);
186 BOOL TrayIcon_ShellUpdateTrayIcon(void)
191 WCHAR wszCPU_Usage[255];
193 LoadStringW(hInst, IDS_STATUS_BAR_CPU_USAGE, wszCPU_Usage, sizeof(wszCPU_Usage)/sizeof(WCHAR));
195 memset(&nid, 0, sizeof(NOTIFYICONDATAW));
197 hIcon = TrayIcon_GetProcessorUsageIcon();
199 nid.cbSize = sizeof(NOTIFYICONDATAW);
202 nid.uFlags = NIF_ICON | NIF_MESSAGE | NIF_TIP;
203 nid.uCallbackMessage = WM_ONTRAYICON;
205 wsprintfW(nid.szTip, wszCPU_Usage, PerfDataGetProcessorUsage());
207 bRetVal = Shell_NotifyIconW(NIM_MODIFY, &nid);