InputDispatcher: dump window in a separate function

This makes it more convenient to dump windows from other places during
debugging. For example, this could also be called from setInputWindows
to inspect all of the window flags that might be changing.

Bug: 312714754
Test: adb shell dumpsys input
Change-Id: I2ace23bec1231f3a318e1b6a19f146b588e077b6

1 files changed, 8 insertions, 0 deletions

diff --git a/include/input/PrintTools.h b/include/input/PrintTools.h
index 63c0e40e4e..83fffa37c6 100644
--- a/include/input/PrintTools.h
+++ b/include/input/PrintTools.h
@@ -20,6 +20,7 @@
 #include <map>
 #include <optional>
 #include <set>
+#include <sstream>
 #include <string>
 #include <vector>
 
@@ -33,6 +34,13 @@ std::string bitsetToString(const std::bitset<N>& bitset) {
     return bitset.to_string();
 }
 
+template <class T>
+std::string streamableToString(const T& streamable) {
+    std::stringstream out;
+    out << streamable;
+    return out.str();
+}
+
 template <typename T>
 inline std::string constToString(const T& v) {
     return std::to_string(v);