private void timer_Tick(object sender, EventArgs e)
{
PowerStatus powerStatus = SystemInformation.PowerStatus;
bool fullyCharged = (powerStatus.BatteryLifePercent == 1.0);
BatteryChargeStatus chargeStatus = SystemInformation.PowerStatus.BatteryChargeStatus;
bool charging = chargeStatus.HasFlag(BatteryChargeStatus.Charging);
bool critical = chargeStatus.HasFlag(BatteryChargeStatus.Critical);
bool noBattery = chargeStatus.HasFlag(BatteryChargeStatus.NoSystemBattery);
PowerLineStatus powerLineStatus = SystemInformation.PowerStatus.PowerLineStatus;
bool pluggedIn = (powerLineStatus == PowerLineStatus.Online);
batteryPercentage = (powerStatus.BatteryLifePercent * 100).ToString();
Color fontColor = Color.White;
if (!noBattery)
{
if (charging || (pluggedIn && fullyCharged))
{
fontColor = Color.Lime;
}
else if (critical)
{
fontColor = Color.Red;
}
}
using (Bitmap bitmap = new Bitmap(DrawText(batteryPercentage, new Font(iconFont, iconFontSize), fontColor, Color.Black)))
{
System.IntPtr intPtr = bitmap.GetHicon();
try
{
using (Icon icon = Icon.FromHandle(intPtr))
{
string description = "";
if (noBattery)
{
description = "No Battery Detected";
}
else if (pluggedIn)
{
if (charging)
{
description = string.Format("Charging ({0}%)", batteryPercentage);
}
else if (fullyCharged)
{
description = string.Format("Fully Charged ({0}%)", batteryPercentage);
}
else
{
description = string.Format("Not Charging ({0}%)", batteryPercentage);
}
}
else
{
int totalRemaining = SystemInformation.PowerStatus.BatteryLifeRemaining;
if (totalRemaining > 0)
{
TimeSpan timeSpan = TimeSpan.FromSeconds(totalRemaining);
description = string.Format("{1} hr {2:D2} min ({0}%) remaining", batteryPercentage, timeSpan.Hours, timeSpan.Minutes);
}
else
{
description = string.Format("{0}% remaining", batteryPercentage);
}
}
notifyIcon.Icon = icon;
notifyIcon.Text = description;
descriptionMenuItem.Text = description;
}
}
finally
{
DestroyIcon(intPtr);
}
}
}
private void iconUpdate()
{
PowerStatus powerStatus = SystemInformation.PowerStatus;
batteryPercentage = (int)Math.Round((powerStatus.BatteryLifePercent * 100), 0);
Color foreground = Color.White;
BatteryChargeStatus batteryChargeStatus = SystemInformation.PowerStatus.BatteryChargeStatus;
bool charging = batteryChargeStatus.HasFlag(BatteryChargeStatus.Charging);
if (charging)
{
foreground = Color.FromArgb(255, 0, 255, 0);
}
else if (batteryPercentage < 30)
{
foreground = Color.FromArgb(255, 255, 0, 0);
}
else
{
foreground = Color.FromArgb(255, 255, 255, 255);
}
// Color background = Color.Black;
Color background = Color.Transparent;
string drawMe = batteryPercentage.ToString();
Font fontToUse;
Brush brushToUse = new SolidBrush(foreground);
Rectangle rect;
Bitmap bitmapText;
Graphics g;
if (batteryPercentage == 100)
{
// reduce size to fit "100"
fontToUse = new Font("Tahoma", 20, FontStyle.Regular, GraphicsUnit.Pixel);
}
else
{
fontToUse = new Font("Tahoma", 28, FontStyle.Regular, GraphicsUnit.Pixel);
}
rect = new Rectangle(-6, 2, 42, 32);
bitmapText = new Bitmap(32, 32);
g = Graphics.FromImage(bitmapText);
g.Clear(background);
using (SolidBrush brush = new SolidBrush(background))
{
g.FillRectangle(brush, 0, 0, 32, 32);
}
g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.SingleBitPerPixelGridFit;
StringFormat sf = new StringFormat();
sf.Alignment = StringAlignment.Center;
sf.LineAlignment = StringAlignment.Center;
g.DrawString(drawMe, fontToUse, brushToUse, rect, sf);
g.Save();
System.IntPtr intPtr = bitmapText.GetHicon();
try
{
using (Icon icon = Icon.FromHandle(intPtr))
{
notifyIcon.Icon = icon;
if (!charging)
{
int seconds = SystemInformation.PowerStatus.BatteryLifeRemaining;
int mins = seconds / 60;
int hours = mins / 60;
mins = mins % 60;
notifyIcon.Text = hours + ":" + mins + " remaining";
}
else
{
notifyIcon.Text = "Charging";
}
}
}
finally
{
DestroyIcon(intPtr);
}
// hIcon = (bitmapText.GetHicon());
// notifyIcon.Icon = System.Drawing.Icon.FromHandle(hIcon);
// notifyIcon.Text = "Remaining " + batteryPercentage.ToString() + "%";
}