OpenHardwareMonitor: GUI/SensorNotifyIcon.cs@fb8dc26f65a4

     1 /*

     3   This Source Code Form is subject to the terms of the Mozilla Public

     4   License, v. 2.0. If a copy of the MPL was not distributed with this

     5   file, You can obtain one at http://mozilla.org/MPL/2.0/.

     7   Copyright (C) 2009-2012 Michael Möller <mmoeller@openhardwaremonitor.org>

     9 */

    11 using System;

    12 using System.Drawing;

    13 using System.Drawing.Drawing2D;

    14 using System.Drawing.Imaging;

    15 using System.Drawing.Text;

    16 using System.Runtime.InteropServices;

    17 using System.Windows.Forms;

    18 using OpenHardwareMonitor.Hardware;

    19 using OpenHardwareMonitor.Utilities;

    21 namespace OpenHardwareMonitor.GUI {

    22   public class SensorNotifyIcon : IDisposable {

    24     private ISensor sensor;

    25     private NotifyIcon notifyIcon;

    26     private Bitmap bitmap;

    27     private Graphics graphics;

    28     private Color color;

    29     private Color darkColor;

    30     private Brush brush;

    31     private Brush darkBrush;

    32     private Pen pen;

    33     private Font font;

    35     public SensorNotifyIcon(SystemTray sensorSystemTray, ISensor sensor,

    36       bool balloonTip, PersistentSettings settings)

    37     {

    38       this.sensor = sensor;

    39       this.notifyIcon = new NotifyIcon();

    41       Color defaultColor = Color.Black;

    42       if (sensor.SensorType == SensorType.Load ||

    43           sensor.SensorType == SensorType.Control ||

    44           sensor.SensorType == SensorType.Level)

    45       {

    46         defaultColor = Color.FromArgb(0xff, 0x70, 0x8c, 0xf1);

    47       }

    48       Color = settings.GetValue(new Identifier(sensor.Identifier,

    49         "traycolor").ToString(), defaultColor);

    51       this.pen = new Pen(Color.FromArgb(96, Color.Black));

    52       this.font = SystemFonts.MessageBoxFont;

    54       ContextMenu contextMenu = new ContextMenu();

    55       MenuItem hideShowItem = new MenuItem("Hide/Show");

    56       hideShowItem.Click += delegate(object obj, EventArgs args) {

    57         sensorSystemTray.SendHideShowCommand();

    58       };

    59       contextMenu.MenuItems.Add(hideShowItem);

    60       contextMenu.MenuItems.Add(new MenuItem("-"));

    61       MenuItem removeItem = new MenuItem("Remove Sensor");

    62       removeItem.Click += delegate(object obj, EventArgs args) {

    63         sensorSystemTray.Remove(this.sensor);

    64       };

    65       contextMenu.MenuItems.Add(removeItem);

    66       MenuItem colorItem = new MenuItem("Change Color...");

    67       colorItem.Click += delegate(object obj, EventArgs args) {

    68         ColorDialog dialog = new ColorDialog();

    69         dialog.Color = Color;

    70         if (dialog.ShowDialog() == DialogResult.OK) {

    71           Color = dialog.Color;

    72           settings.SetValue(new Identifier(sensor.Identifier,

    73             "traycolor").ToString(), Color);

    74         }

    75       };

    76       contextMenu.MenuItems.Add(colorItem);

    77       contextMenu.MenuItems.Add(new MenuItem("-"));

    78       MenuItem exitItem = new MenuItem("Exit");

    79       exitItem.Click += delegate(object obj, EventArgs args) {

    80         sensorSystemTray.SendExitCommand();

    81       };

    82       contextMenu.MenuItems.Add(exitItem);

    83       this.notifyIcon.ContextMenu = contextMenu;

    84       this.notifyIcon.DoubleClick += delegate(object obj, EventArgs args) {

    85         sensorSystemTray.SendHideShowCommand();

    86       };

    88       // get the default dpi to create an icon with the correct size

    89       float dpiX, dpiY;

    90       using (Bitmap b = new Bitmap(1, 1, PixelFormat.Format32bppArgb)) {

    91         dpiX = b.HorizontalResolution;

    92         dpiY = b.VerticalResolution;

    93       }

    95       // adjust the size of the icon to current dpi (default is 16x16 at 96 dpi)

    96       int width = (int)Math.Round(16 * dpiX / 96);

    97       int height = (int)Math.Round(16 * dpiY / 96);

    99       // make sure it does never get smaller than 16x16

   100       width = width < 16 ? 16: width;

   101       height = height < 16 ? 16: height;

   103       this.bitmap = new Bitmap(width, height, PixelFormat.Format32bppArgb);

   104       this.graphics = Graphics.FromImage(this.bitmap);

   106       if (Environment.OSVersion.Version.Major > 5) {

   107         this.graphics.TextRenderingHint = TextRenderingHint.ClearTypeGridFit;

   108         this.graphics.SmoothingMode = SmoothingMode.HighQuality;

   109       }

   110     }

   112     public ISensor Sensor {

   113       get { return sensor; }

   114     }

   116     public Color Color {

   117       get { return color; }

   118       set {

   119         this.color = value;

   120         this.darkColor = Color.FromArgb(255,

   121           this.color.R / 3,

   122           this.color.G / 3,

   123           this.color.B / 3);

   124         Brush brush = this.brush;

   125         this.brush = new SolidBrush(this.color);

   126         if (brush != null)

   127           brush.Dispose();

   128         Brush darkBrush = this.darkBrush;

   129         this.darkBrush = new SolidBrush(this.darkColor);

   130         if (darkBrush != null)

   131           darkBrush.Dispose();

   132       }

   133     }

   135     public void Dispose() {

   136       Icon icon = notifyIcon.Icon;

   137       notifyIcon.Icon = null;

   138       if (icon != null)

   139         icon.Dispose();

   140       notifyIcon.Dispose();

   142       if (brush != null)

   143         brush.Dispose();

   144       if (darkBrush != null)

   145         darkBrush.Dispose();

   146       pen.Dispose();

   147       graphics.Dispose();

   148       bitmap.Dispose();

   149     }

   151     private string GetString() {

   152       if (!sensor.Value.HasValue)

   153         return "-";

   155       switch (sensor.SensorType) {

   156         case SensorType.Voltage:

   157           return string.Format("{0:F1}", sensor.Value);

   158         case SensorType.Clock:

   159           return string.Format("{0:F1}", 1e-3f * sensor.Value);

   160         case SensorType.Load:

   161           return string.Format("{0:F0}", sensor.Value);

   162         case SensorType.Temperature:

   163           return string.Format("{0:F0}", sensor.Value);

   164         case SensorType.Fan:

   165           return string.Format("{0:F1}", 1e-3f * sensor.Value);

   166         case SensorType.Flow:

   167           return string.Format("{0:F1}", 1e-3f * sensor.Value);

   168         case SensorType.Control:

   169           return string.Format("{0:F0}", sensor.Value);

   170         case SensorType.Level:

   171           return string.Format("{0:F0}", sensor.Value);

   172         case SensorType.Power:

   173           return string.Format("{0:F0}", sensor.Value);

   174         case SensorType.Data:

   175           return string.Format("{0:F0}", sensor.Value);

   176         case SensorType.Factor:

   177           return string.Format("{0:F1}", sensor.Value);

   178       }

   179       return "-";

   180     }

   182     private Icon CreateTransparentIcon() {

   184       graphics.Clear(Color.Black);

   185       TextRenderer.DrawText(graphics, GetString(), font,

   186         new Point(-2, 0), Color.White, Color.Black);

   188       BitmapData data = bitmap.LockBits(

   189         new Rectangle(0, 0, bitmap.Width, bitmap.Height),

   190         ImageLockMode.ReadOnly, PixelFormat.Format32bppArgb);

   192       IntPtr Scan0 = data.Scan0;

   194       int numBytes = bitmap.Width * bitmap.Height * 4;

   195       byte[] bytes = new byte[numBytes];

   196       Marshal.Copy(Scan0, bytes, 0, numBytes);

   197       bitmap.UnlockBits(data);

   199       byte red, green, blue;

   200       for (int i = 0; i < bytes.Length; i += 4) {

   201         blue = bytes[i];

   202         green = bytes[i + 1];

   203         red = bytes[i + 2];

   205         bytes[i] = color.B;

   206         bytes[i + 1] = color.G;

   207         bytes[i + 2] = color.R;

   208         bytes[i + 3] = (byte)(0.3 * red + 0.59 * green + 0.11 * blue);

   209       }

   211       return IconFactory.Create(bytes, bitmap.Width, bitmap.Height,

   212         PixelFormat.Format32bppArgb);

   213     }

   215     private Icon CreatePercentageIcon() {

   216       try {

   217         graphics.Clear(Color.Transparent);

   218       } catch (ArgumentException) {

   219         graphics.Clear(Color.Black);

   220       }

   221       graphics.FillRectangle(darkBrush, 0.5f, -0.5f, bitmap.Width - 2, bitmap.Height);

   222       float value = sensor.Value.GetValueOrDefault();

   223       float y = 0.16f * (100 - value);

   224       graphics.FillRectangle(brush, 0.5f, -0.5f + y, bitmap.Width - 2, bitmap.Height - y);

   225       graphics.DrawRectangle(pen, 1, 0, bitmap.Width - 3, bitmap.Height - 1);

   227       BitmapData data = bitmap.LockBits(

   228         new Rectangle(0, 0, bitmap.Width, bitmap.Height),

   229         ImageLockMode.ReadOnly, PixelFormat.Format32bppArgb);

   230       byte[] bytes = new byte[bitmap.Width * bitmap.Height * 4];

   231       Marshal.Copy(data.Scan0, bytes, 0, bytes.Length);

   232       bitmap.UnlockBits(data);

   234       return IconFactory.Create(bytes, bitmap.Width, bitmap.Height,

   235         PixelFormat.Format32bppArgb);

   236     }

   238     public void Update() {

   239       Icon icon = notifyIcon.Icon;

   241       switch (sensor.SensorType) {

   242         case SensorType.Load:

   243         case SensorType.Control:

   244         case SensorType.Level:

   245           notifyIcon.Icon = CreatePercentageIcon();

   246           break;

   247         default:

   248           notifyIcon.Icon = CreateTransparentIcon();

   249           break;

   250       }

   252       if (icon != null)

   253         icon.Dispose();

   255       string format = "";

   256       switch (sensor.SensorType) {

   257         case SensorType.Voltage: format = "\n{0}: {1:F2} V"; break;

   258         case SensorType.Clock: format = "\n{0}: {1:F0} MHz"; break;

   259         case SensorType.Load: format = "\n{0}: {1:F1} %"; break;

   260         case SensorType.Temperature: format = "\n{0}: {1:F1} °C"; break;

   261         case SensorType.Fan: format = "\n{0}: {1:F0} RPM"; break;

   262         case SensorType.Flow: format = "\n{0}: {1:F0} L/h"; break;

   263         case SensorType.Control: format = "\n{0}: {1:F1} %"; break;

   264         case SensorType.Level: format = "\n{0}: {1:F1} %"; break;

   265         case SensorType.Power: format = "\n{0}: {1:F0} W"; break;

   266         case SensorType.Data: format = "\n{0}: {1:F0} GB"; break;

   267         case SensorType.Factor: format = "\n{0}: {1:F3} GB"; break;

   268       }

   269       string formattedValue = string.Format(format, sensor.Name, sensor.Value);

   270       string hardwareName = sensor.Hardware.Name;

   271       hardwareName = hardwareName.Substring(0,

   272         Math.Min(63 - formattedValue.Length, hardwareName.Length));

   273       string text = hardwareName + formattedValue;

   274       if (text.Length > 63)

   275         text = null;

   277       notifyIcon.Text = text;

   278       notifyIcon.Visible = true;

   279     }

   280   }

   281 }

author	moel.mich
	Mon, 02 Jul 2012 21:14:40 +0000
changeset 357	fb8dc26f65a4
parent 340	600962f8a298
child 362	1dfe9dac1651
permissions	-rw-r--r--