From 2b135cf7e043f3a59901342eaece1a4c6d166b52 Mon Sep 17 00:00:00 2001
From: WerWolv <werwolv98@gmail.com>
Date: Fri, 7 Oct 2022 16:27:29 +0200
Subject: [PATCH] ui: Limit maximum length of data displayed in pattern tooltip

---
 lib/libimhex/include/hex/helpers/utils.hpp                 | 7 +++++++
 .../builtin/source/content/views/view_pattern_editor.cpp   | 4 ++--
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/lib/libimhex/include/hex/helpers/utils.hpp b/lib/libimhex/include/hex/helpers/utils.hpp
index 4cbcaf782..5dec8b663 100644
--- a/lib/libimhex/include/hex/helpers/utils.hpp
+++ b/lib/libimhex/include/hex/helpers/utils.hpp
@@ -304,6 +304,13 @@ namespace hex {
 
     std::optional<std::string> getEnvironmentVariable(const std::string &env);
 
+    inline std::string limitStringLength(const std::string &string, size_t maxLength) {
+        if (string.length() <= maxLength)
+            return string;
+
+        return string.substr(0, maxLength - 3) + "...";
+    }
+
     namespace scope_guard {
 
 #define SCOPE_GUARD   ::hex::scope_guard::ScopeGuardOnExit() + [&]()
diff --git a/plugins/builtin/source/content/views/view_pattern_editor.cpp b/plugins/builtin/source/content/views/view_pattern_editor.cpp
index de3537a7b..8fdac80a2 100644
--- a/plugins/builtin/source/content/views/view_pattern_editor.cpp
+++ b/plugins/builtin/source/content/views/view_pattern_editor.cpp
@@ -276,6 +276,7 @@ namespace hex::plugin::builtin {
             auto patterns = ProviderExtraData::getCurrent().patternLanguage.runtime->getPatternsAtAddress(address);
             if (!patterns.empty() && !std::all_of(patterns.begin(), patterns.end(), [](const auto &pattern) { return pattern->isHidden(); })) {
                 ImGui::BeginTooltip();
+
                 for (const auto &pattern : patterns) {
                     if (pattern->isHidden())
                         continue;
@@ -294,7 +295,6 @@ namespace hex::plugin::builtin {
                         ImGui::PopStyleColor(2);
                     }
                     ImGui::PopID();
-
                 }
                 ImGui::EndTooltip();
             }
@@ -716,7 +716,7 @@ namespace hex::plugin::builtin {
             ImGui::SameLine();
             ImGui::SeparatorEx(ImGuiSeparatorFlags_Vertical);
             ImGui::SameLine();
-            ImGui::TextFormatted("{} ", pattern->getFormattedValue());
+            ImGui::TextFormatted("{} ", hex::limitStringLength(pattern->getFormattedValue(), 64));
 
             if (ImGui::GetIO().KeyShift) {
                 ImGui::Indent();