Tracker InfoWindow: collapse borders and make resizable

Fixes #15344.

Change-Id: I3560137248babb88e9475efb775675decb4d1181
Reviewed-on: https://review.haiku-os.org/c/haiku/+/2050
Reviewed-by: waddlesplash <[email protected]>

src/kits/tracker/infowindow/AttributesView.cpp

@@ -29,6 +29,7 @@ AttributesView::AttributesView(Model* model)
 {
 	SetName(B_TRANSLATE("Attributes"));
 	AddChild(fListView);
+	GroupLayout()->SetInsets(-1, -1, -1, -1);
 
 	float nameWidth = StringWidth("SYS:PACKAGE_FILE") + 16;
 	float typeMaxWidth = StringWidth(B_TRANSLATE(

src/kits/tracker/infowindow/HeaderView.cpp

@@ -84,7 +84,7 @@ HeaderView::HeaderView(Model* model)
 	fIconRect.Set(0, 0, B_LARGE_ICON - 1, B_LARGE_ICON - 1);
 	// Offset taken from BAlert
 	fIconRect.OffsetBy(kIconHorizOffset, kIconVertOffset);
-	SetExplicitMinSize(BSize(B_SIZE_UNSET, B_LARGE_ICON + 2 * kIconVertOffset));
+	SetExplicitSize(BSize(B_SIZE_UNSET, B_LARGE_ICON + 2 * kIconVertOffset));
 
 	// The title rect
 	// The magic numbers are used to properly calculate the rect so that

src/kits/tracker/infowindow/InfoWindow.cpp

@@ -98,7 +98,7 @@ BInfoWindow::BInfoWindow(Model* model, int32 group_index,
 	:
 	BWindow(BInfoWindow::InfoWindowRect(),
 		"InfoWindow", B_TITLED_WINDOW,
-		B_NOT_RESIZABLE | B_NOT_ZOOMABLE | B_AUTO_UPDATE_SIZE_LIMITS,
+		B_NOT_ZOOMABLE | B_AUTO_UPDATE_SIZE_LIMITS,
 		B_CURRENT_WORKSPACE),
 	fModel(model),
 	fStopCalc(false),