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Refactor scrolling logic for GUIRenderer and terminal to improve synchronization and cursor visibility.

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This commit is contained in:
Kyle Isom
2025-12-02 02:43:05 -08:00
parent 0bfe75fbf0
commit cd33e8feb1
5 changed files with 119 additions and 124 deletions
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46
GUIFrontend.cc
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@@ -203,28 +203,7 @@ GUIFrontend::Step(Editor &ed, bool &running)
input_.ProcessSDLEvent(e);
}
// Execute pending mapped inputs (drain queue)
for (;;) {
MappedInput mi;
if (!input_.Poll(mi))
break;
if (mi.hasCommand) {
// Track kill ring before and after to sync GUI clipboard when it changes
const std::string before = ed.KillRingHead();
Execute(ed, mi.id, mi.arg, mi.count);
const std::string after = ed.KillRingHead();
if (after != before && !after.empty()) {
// Update the system clipboard to mirror the kill ring head in GUI
SDL_SetClipboardText(after.c_str());
}
}
}
if (ed.QuitRequested()) {
running = false;
}
// Start a new ImGui frame
// Start a new ImGui frame BEFORE processing commands so dimensions are correct
ImGui_ImplOpenGL3_NewFrame();
ImGui_ImplSDL2_NewFrame(window_);
ImGui::NewFrame();
@@ -264,6 +243,27 @@ GUIFrontend::Step(Editor &ed, bool &running)
}
}
// Execute pending mapped inputs (drain queue) AFTER dimensions are updated
for (;;) {
MappedInput mi;
if (!input_.Poll(mi))
break;
if (mi.hasCommand) {
// Track kill ring before and after to sync GUI clipboard when it changes
const std::string before = ed.KillRingHead();
Execute(ed, mi.id, mi.arg, mi.count);
const std::string after = ed.KillRingHead();
if (after != before && !after.empty()) {
// Update the system clipboard to mirror the kill ring head in GUI
SDL_SetClipboardText(after.c_str());
}
}
}
if (ed.QuitRequested()) {
running = false;
}
// No runtime font UI; always use embedded font.
// Draw editor UI
@@ -318,4 +318,4 @@ GUIFrontend::LoadGuiFont_(const char * /*path*/, float size_px)
}
// No runtime font reload or system font resolution in this simplified build.
// No runtime font reload or system font resolution in this simplified build.