public Icon DrawIcon(BatteryData battery, int drawWidth)
{
// Format32bppArgb is required for transparancy
using var bitmap = new Bitmap(IconSettings.Width, IconSettings.Height, PixelFormat.Format32bppArgb);
using var graphics = Graphics.FromImage(bitmap);
DrawBackground(graphics, bitmap);
DrawForeground(graphics);
DrawChargeLevels(graphics, battery, drawWidth);
#if DEBUG
bitmap.Save(@$ "c:\system\temp\batterymax-{drawWidth}.png");
public int GetDrawingWidth(BatteryData battery)
{
var drawWidth = Convert.ToInt32(battery.CurrentCharge / IconSettings.PercentPerLevel);
// Always draw something if charge > 0
if (drawWidth == 0 && battery.CurrentCharge > 0)
{
drawWidth = 1;
}
return(drawWidth);
}
public static string FormatBatteryUpdateText(BatteryData battery)
{
var currentCharge = battery.CurrentCharge;
var sb = new StringBuilder();
//Handle the special case with no time
if (battery.IsPluggedInNotCharging)
{
sb.AppendFormat(Resources.PluggedIn, currentCharge);
sb.AppendLine();
sb.Append(Resources.NotCharging);
return(sb.ToString());
}
int targetCharge;
if (battery.IsCharging)
{
sb.AppendFormat(Resources.Charging, currentCharge);
targetCharge = Settings.MaximumCharge;
if (battery.IsAboveMaximumCharge)
{
sb.AppendLine();
sb.AppendFormat(Resources.AboveMaximumCharge, Settings.MaximumCharge);
targetCharge = 100;
}
}
else // Not charging
{
sb.AppendFormat(Resources.Remaining, currentCharge);
targetCharge = Settings.MinimumCharge;
if (battery.IsBelowMinimumCharge)
{
sb.AppendLine();
sb.AppendFormat(Resources.BelowMinimumCharge, Settings.MinimumCharge);
targetCharge = 0;
}
}
if (battery.CurrentTime.TotalSeconds > 0)
{
sb.AppendLine();
FormatTime(sb, battery, targetCharge);
}
return(sb.ToString());
}
private NotifyIcon notifyIcon; // The icon that sits in the system tray
public async Task InitializeContextAsync(BatteryData testBatteryData = null)
{
components = new Container();
notifyIcon = new NotifyIcon(components)
{
ContextMenuStrip = new ContextMenuStrip(),
};
notifyIcon.DoubleClick += (s, e) => ShowDetailsForm();
var detailsItem = new ToolStripMenuItem
{
Text = "Show &Details"
};
detailsItem.Click += (s, e) => ShowDetailsForm();
notifyIcon.ContextMenuStrip.Items.Add(detailsItem);
var restartItem = new ToolStripMenuItem
{
Text = "R&estart"
};
restartItem.Click += (s, e) => Restart();
notifyIcon.ContextMenuStrip.Items.Add(restartItem);
var exitItem = new ToolStripMenuItem
{
Text = "E&xit"
};
exitItem.Click += (s, e) => ExitThread();
notifyIcon.ContextMenuStrip.Items.Add(exitItem);
batteryIconManager = new BatteryIconManager();
await batteryIconManager.InitializeDataAsync(testBatteryData);
// Handle initial update here. Setting notifyicon visible from BatteryManager thread causes the contextmenu to hang.
UpdateIcon();
notifyIcon.Visible = true;
// ShowBalloonTip only works when notifyicon is visble so any initial message (like battery not found) must run here.
ShowBalloon();
screenBounds = Screen.PrimaryScreen.Bounds;
SystemEvents.DisplaySettingsChanged += OnDisplaySettingsChanged;
batteryIconManager.BatteryChanged += (s, e) => UpdateIcon();
batteryIconManager.Start();
}
private static void FormatTime(StringBuilder sb, BatteryData battery, int targetCharge)
{
if (battery.CurrentTime.Hours > 0 && battery.CurrentTime.Minutes > 0)
{
sb.AppendFormat(Resources.HourMin, battery.CurrentTime.Hours, battery.CurrentTime.Minutes, targetCharge);
}
else if (battery.CurrentTime.Hours > 0)
{
sb.AppendFormat(Resources.Hour, battery.CurrentTime.Hours, targetCharge);
}
else // This can return "0 min" and that's fine
{
sb.AppendFormat(Resources.Min, battery.CurrentTime.Minutes, targetCharge);
}
}
public async Task InitializeDataAsync(BatteryData testBatteryData = null)
{
this.testBatteryData = testBatteryData;
if (this.testBatteryData == null)
{
var device = new BatteryDevice();
battery = await device.GetBatteryAsync();
if (battery != null)
{
// Based on observation this fires immediately when power status changes. But when unchanged it
// fires in 3-6 minutes intervals (which is useless of course).
battery.ReportUpdated += (s, e) => OnBatteryReportUpdated();
}
}
InitializeTheme();
}
public Color GetColor(BatteryData battery)
{
if (battery.IsCriticalCharge)
{
return(Settings.CriticalColor);
}
if (battery.IsBelowMinimumCharge || battery.IsAboveMaximumCharge)
{
return(Settings.WarningColor);
}
if (battery.IsCharging || battery.IsPluggedInNotCharging)
{
return(Settings.ChargingColor);
}
return(Settings.DrainingColor);
}
private bool Update()
{
var currentBatteryData = testBatteryData != null?testBatteryData.GetNextTestData() : new BatteryData(battery);
// These conditions all forces icon (re)drawing, even if there's no change in CurrentCharge or the change is too small
// to cause the number of levels to update.
var drawIcon = windowsTheme != currentWindowsTheme ||
batteryData == null ||
batteryData.IsCharging != currentBatteryData.IsCharging ||
batteryData.IsAboveMaximumCharge != currentBatteryData.IsAboveMaximumCharge ||
batteryData.IsBelowMinimumCharge != currentBatteryData.IsBelowMinimumCharge ||
batteryData.IsCriticalCharge != currentBatteryData.IsCriticalCharge;
if (drawIcon ||
batteryData.CurrentCharge != currentBatteryData.CurrentCharge ||
batteryData.CurrentTime != currentBatteryData.CurrentTime ||
batteryData.IsPluggedInNotCharging != currentBatteryData.IsPluggedInNotCharging)
{
if (currentBatteryData.IsNotAvailable)
{
CreateBatteryUpdateText(Resources.BatteryNotFound);
CreateBatteryWarningText(Resources.BatteryNotFound);
CreateBatteryIcon(currentBatteryData, currentWindowsTheme, drawIcon);
}
else
{
Log.Write("Battery: {0}", currentBatteryData);
var currentUpdateText = TextFormatter.FormatBatteryUpdateText(currentBatteryData);
CreateBatteryUpdateText(currentUpdateText);
WarningText = null;
CreateBatteryIcon(currentBatteryData, currentWindowsTheme, drawIcon);
}
batteryData = currentBatteryData;
windowsTheme = currentWindowsTheme;
return(true);
}
return(false);
}