[Screen Ruler] Improve UX (#20400)

* [Screen Ruler] add 7% opacity to tooltip background

* [Screen Ruler] restrict mouse cursor to monitor while in bounds mode

* [Screen Ruler] Do not preview overlay ui on all virtual desktops (Win + tab)

* [Screen Ruler] add hotkeys for toolbar #20345

* [Screen Ruler] Make single snapshot capture mode a default and update warning

* [Screen Ruler] Fix touch input in bounds mode #20286

* [Screen Ruler] activate window and set HWND_TOPMOST flag again after initialization

src/settings-ui/Settings.UI.Library/MeasureToolProperties.cs

@@ -16,7 +16,7 @@ namespace Microsoft.PowerToys.Settings.UI.Library
             ActivationShortcut = new HotkeySettings(true, false, false, true, 0x4D);
             UnitsOfMeasure = new IntProperty(0);
             PixelTolerance = new IntProperty(30);
-            ContinuousCapture = true;
+            ContinuousCapture = false;
             DrawFeetOnCross = true;
             PerColorChannelEdgeDetection = false;
             MeasureCrossColor = new StringProperty("#FF4500");

src/settings-ui/Settings.UI/Strings/en-us/Resources.resw

@@ -2396,7 +2396,7 @@ Activate by holding the key for the character you want to add an accent to, then
     <value>Learn more about conflicting activation commands</value>
   </data>
   <data name="MeasureTool_ContinuousCapture_Information.Title" xml:space="preserve">
-    <value>The continuous capture mode will consume more resources when in use.</value>
+    <value>The continuous capture mode will consume more resources when in use. Also, measurements will be excluded from screenshots and screen capture.</value>
     <comment>pointer as in mouse pointer. Resources refer to things like CPU, GPU, RAM</comment>
   </data>
 </root>