From 4f74d1400180ca4ad7cfcd1903386fda8779818d Mon Sep 17 00:00:00 2001
From: hachem <im@hachem.wtf>
Date: Fri, 18 Sep 2026 12:25:58 +0200
Subject: feat: improve layout and themes

---
 src/ui/ui.h | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

(limited to 'src/ui/ui.h')

diff --git a/src/ui/ui.h b/src/ui/ui.h
index a404fc1..8c221a7 100644
--- a/src/ui/ui.h
+++ b/src/ui/ui.h
@@ -12,6 +12,8 @@
 #include <filesystem>
 #include <string>
 #include <string_view>
+#include <unordered_map>
+#include <unordered_set>
 #include <vector>
 
 namespace Hsdbg
@@ -85,6 +87,9 @@ namespace Hsdbg
 
         auto draw_menu_bar(Debugger& debugger) -> void;
         auto draw_toolbar(Debugger& debugger) -> void;
+
+        // f5 / f10 / f11 / shift+f11, the keys the run menu advertises
+        auto handle_shortcuts(Debugger& debugger) -> void;
         auto draw_status_bar(const Debugger& debugger) -> void;
         auto draw_load_target_popup(Debugger& debugger) -> void;
         auto draw_preferences_window() -> void;
@@ -118,6 +123,10 @@ namespace Hsdbg
         auto follow_stop(Debugger& debugger) -> void;
         auto follow_target(Debugger& debugger) -> void;
 
+        // records the locals and registers of the selected frame at each stop so
+        // the panels can pick out what changed since the last one
+        auto snapshot_values(const Debugger& debugger) -> void;
+
         // selects the innermost frame that has source and shows it, so a new
         // thread or stop lands the whole ui on real code rather than a runtime
         // internal frame with nothing to display
@@ -140,6 +149,7 @@ namespace Hsdbg
         // opens so newly dropped-in files appear)
         Theme m_theme;
         std::vector<ThemeEntry> m_themes;
+        std::vector<Theme> m_theme_previews; // one palette per entry, for the picker's cards
         bool m_prefs_open_prev = false;
 
         // the bundled faces, all with Phosphor icons merged in: ui is Nunito (its
@@ -176,6 +186,7 @@ namespace Hsdbg
             std::string expression;
             std::string value;
             bool ok = false;
+            bool changed = false; // moved since the previous evaluation
         };
 
         std::vector<Watch> m_watches;
@@ -206,6 +217,20 @@ namespace Hsdbg
         uint64_t m_followed_stop = 0;
         std::filesystem::path m_followed_target;
 
+        // the values seen at the previous and current stop, locals keyed by their
+        // dotted path; comparable only while the stop landed in the same thread,
+        // frame and function as the last one, else nothing is flagged
+        std::unordered_map<std::string, std::string> m_prev_locals;
+        std::unordered_map<std::string, std::string> m_curr_locals;
+        std::unordered_map<std::string, uint64_t> m_prev_registers;
+        std::unordered_map<std::string, uint64_t> m_curr_registers;
+        std::unordered_set<std::string> m_changed_locals; // top-level names that moved, for the source view
+        std::string m_snapshot_function;
+        uint64_t m_snapshot_stop = 0;
+        uint64_t m_snapshot_thread = 0;
+        uint32_t m_snapshot_frame = 0;
+        bool m_snapshot_comparable = false;
+
         // the source file whose folder chain the tree last expanded; when the
         // open file moves away from it the tree reveals the new path once
         std::filesystem::path m_revealed_source;
-- 
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