Enable "Hide taskbar" checkbox only if supported

DiscordAudioStream/MainForm.cs

@@ -157,33 +157,33 @@ private void RefreshAreaInfo()
 			if (windowIndex == -1)
 			{
 				// Index right before first Window: Custom area
-				hideTaskbarCheckBox.Enabled = false;
 				captureState.Target = CaptureState.CaptureTarget.CustomArea;
 			}
 			else if (windowIndex >= 0)
 			{
 				// Window
-				hideTaskbarCheckBox.Enabled = false;
 				captureState.WindowHandle = processHandleList[windowIndex];
 			}
 			else
 			{
 				// Screen
-				hideTaskbarCheckBox.Enabled = true;
-
 				if (Screen.AllScreens.Length > 1 && areaComboBox.SelectedIndex == numberOfScreens - 1)
 				{
 					// All screens
-					hideTaskbarCheckBox.Enabled = false;
 					captureState.Target = CaptureState.CaptureTarget.AllScreens;
 				}
 				else
 				{
 					// Single screen
-					hideTaskbarCheckBox.Enabled = true;
 					captureState.Screen = Screen.AllScreens[areaComboBox.SelectedIndex];
 				}
 			}
+
+			hideTaskbarCheckBox.Enabled = captureState.HideTaskbarSupported;
+			if (captureState.HideTaskbarSupported)
+			{
+				captureState.HideTaskbar = hideTaskbarCheckBox.Checked;
+			}
 		}
 
 		private void RefreshAudioDevices()
@@ -487,10 +487,11 @@ private void settingsBtn_Click(object sender, EventArgs e)
 		{
 			SettingsForm settingsBox = new SettingsForm(darkMode, captureState);
 			settingsBox.Owner = this;
-			if (this.TopMost)
-			{
-				settingsBox.TopMost = true;
-			}
+			settingsBox.CaptureMethodChanged += RefreshAreaInfo;
+
+			// If this window is topmost, settings is too
+			if (TopMost) settingsBox.TopMost = true;
+
 			settingsBox.ShowDialog();
 		}
 

DiscordAudioStream/ScreenCapture/CaptureState.cs

@@ -60,6 +60,17 @@ public bool HideTaskbar
 			}
 		}
 
+		// True if this method supports hiding the taskbar
+		public bool HideTaskbarSupported
+		{
+			get
+			{
+				// Only BitBlt screen capture supports hiding taskbar
+				if (Target != CaptureTarget.Screen) return false;
+				return (ScreenMethod == ScreenCaptureMethod.BitBlt);
+			}
+		}
+
 		// What kind of item are we capturing now?
 		public CaptureTarget Target {
 			get

DiscordAudioStream/SettingsForm.cs

@@ -8,7 +8,10 @@ namespace DiscordAudioStream
 {
 	partial class SettingsForm : Form
 	{
-		readonly CaptureState captureState;
+		public delegate void CaptureMethodChangedDelegate();
+		public event CaptureMethodChangedDelegate CaptureMethodChanged;
+
+		private readonly CaptureState captureState;
 
 		public SettingsForm(bool darkMode, CaptureState state)
 		{
@@ -123,11 +126,13 @@ private void autoExitCheckbox_CheckedChanged(object sender, EventArgs e)
 		private void fullscreenMethodComboBox_SelectedIndexChanged(object sender, EventArgs e)
 		{
 			captureState.ScreenMethod = (CaptureState.ScreenCaptureMethod) fullscreenMethodComboBox.SelectedIndex;
+			CaptureMethodChanged?.Invoke();
 		}
 
 		private void windowMethodComboBox_SelectedIndexChanged(object sender, EventArgs e)
 		{
 			captureState.WindowMethod = (CaptureState.WindowCaptureMethod) windowMethodComboBox.SelectedIndex;
+			CaptureMethodChanged?.Invoke();
 		}
 	}
 }