From 3ced4fba535e6912dedfd18bdc87fca5567ad5c9 Mon Sep 17 00:00:00 2001
From: Yaraslau Tamashevich <yaraslau.tamashevich@gmail.com>
Date: Wed, 26 Jun 2024 21:38:07 +0300
Subject: [PATCH] Add key binding disabled indicator

---
 metainfo.xml                    |  1 +
 src/contour/TerminalSession.cpp | 11 ++++++++++-
 src/vtbackend/Terminal.cpp      | 14 ++++++++++++++
 src/vtbackend/Terminal.h        |  3 +++
 4 files changed, 28 insertions(+), 1 deletion(-)

diff --git a/metainfo.xml b/metainfo.xml
index abb8363d5a..e8c5553698 100644
--- a/metainfo.xml
+++ b/metainfo.xml
@@ -120,6 +120,7 @@
           <li>Add shell integration for bash shell.</li>
           <li>Add better bell sound (#1378)</li>
           <li>Add config entry to configure behaviour on exit from search mode</li>
+          <li>Add key bindings disabled indicator for status line (#783)</li>
           <li>Update of contour.desktop file (#1423)</li>
           <li>Fixes forwarding of input while in normal mode (#1468)</li>
           <li>Fixes OSC-8 link id collision (#1499)</li>
diff --git a/src/contour/TerminalSession.cpp b/src/contour/TerminalSession.cpp
index 7504d2a41a..52ad59d582 100644
--- a/src/contour/TerminalSession.cpp
+++ b/src/contour/TerminalSession.cpp
@@ -1241,7 +1241,7 @@ bool TerminalSession::operator()(actions::ScrollUp)
 
 bool TerminalSession::operator()(actions::SearchReverse)
 {
-    _terminal.inputHandler().startSearchExternally();
+    terminal().inputHandler().startSearchExternally();
 
     return true;
 }
@@ -1259,6 +1259,15 @@ bool TerminalSession::operator()(actions::ToggleAllKeyMaps)
 {
     _allowKeyMappings = !_allowKeyMappings;
     inputLog()("{} key mappings.", _allowKeyMappings ? "Enabling" : "Disabling");
+
+    if (!_allowKeyMappings)
+    {
+        terminal().changeStatusLineDefinition(
+            parseStatusLineDefinition("{}", "{Text:text=key bindings disabled,Left= « ,Right= » }", "{}"));
+        terminal().setStatusDisplay(StatusDisplayType::Indicator);
+    }
+    else
+        terminal().resetStatusLineDefinition();
     return true;
 }
 
diff --git a/src/vtbackend/Terminal.cpp b/src/vtbackend/Terminal.cpp
index f00cfd8520..c05601e5c2 100644
--- a/src/vtbackend/Terminal.cpp
+++ b/src/vtbackend/Terminal.cpp
@@ -679,6 +679,20 @@ void Terminal::triggerWordWiseSelection(CellLocation startPos, TheSelectionHelpe
     }
 }
 
+void Terminal::changeStatusLineDefinition(StatusLineDefinition&& definition)
+{
+    _indicatorStatusLineDefinition = std::move(definition);
+    updateIndicatorStatusLine();
+}
+
+void Terminal::resetStatusLineDefinition()
+{
+    _indicatorStatusLineDefinition = parseStatusLineDefinition(_settings.indicatorStatusLine.left,
+                                                               _settings.indicatorStatusLine.middle,
+                                                               _settings.indicatorStatusLine.right);
+    updateIndicatorStatusLine();
+}
+
 bool Terminal::handleMouseSelection(Modifiers modifiers)
 {
     verifyState();
diff --git a/src/vtbackend/Terminal.h b/src/vtbackend/Terminal.h
index b603f3ae47..743d88a746 100644
--- a/src/vtbackend/Terminal.h
+++ b/src/vtbackend/Terminal.h
@@ -955,6 +955,9 @@ class Terminal
 
     void triggerWordWiseSelectionWithCustomDelimiters(std::string const& delimiters);
 
+    void changeStatusLineDefinition(StatusLineDefinition && definition);
+    void resetStatusLineDefinition();
+
   private:
     void mainLoop();
     void fillRenderBufferInternal(RenderBuffer& output, bool includeSelection);