feat(ux): improve multiple select (#4221)

* intercept/clear-intercept key APIs

* allow opening a pinned unfocused floating pane

* rework plugin

* improve some apis

* fix tests

* tests for pane groups

* more exact placement and tests

* plugin command permission and cleanup

* improve some multiselect ux

* improve plugin ui

* remove old status indicator

* allow moving plugin out of the way

* style(fmt): rustfmt

* update plugins

* remove old keybinding

* cleanups

* fix: only rename pane if needed

* changelog and some cleanups

* style(fmt): rustfmt

zellij-tile/src/shim.rs

@@ -1313,6 +1313,20 @@ pub fn embed_multiple_panes(pane_ids: Vec<PaneId>) {
     unsafe { host_run_plugin_command() };
 }
 
+pub fn intercept_key_presses() {
+    let plugin_command = PluginCommand::InterceptKeyPresses;
+    let protobuf_plugin_command: ProtobufPluginCommand = plugin_command.try_into().unwrap();
+    object_to_stdout(&protobuf_plugin_command.encode_to_vec());
+    unsafe { host_run_plugin_command() };
+}
+
+pub fn clear_key_presses_intercepts() {
+    let plugin_command = PluginCommand::ClearKeyPressesIntercepts;
+    let protobuf_plugin_command: ProtobufPluginCommand = plugin_command.try_into().unwrap();
+    object_to_stdout(&protobuf_plugin_command.encode_to_vec());
+    unsafe { host_run_plugin_command() };
+}
+
 // Utility Functions
 
 #[allow(unused)]

zellij-tile/src/ui_components/text.rs

@@ -54,6 +54,44 @@ impl Text {
             .map(|i| i.append(&mut indices.into_iter().collect()));
         self
     }
+    pub fn color_substring<S: AsRef<str>>(mut self, index_level: usize, substr: S) -> Self {
+        let substr = substr.as_ref();
+        let mut start = 0;
+
+        while let Some(pos) = self.text[start..].find(substr) {
+            let abs_pos = start + pos;
+            self = self.color_range(index_level, abs_pos..abs_pos + substr.len());
+            start = abs_pos + substr.len();
+        }
+
+        self
+    }
+
+    pub fn color_all(self, index_level: usize) -> Self {
+        self.color_range(index_level, ..)
+    }
+
+    pub fn color_nth_substring<S: AsRef<str>>(
+        self,
+        index_level: usize,
+        substr: S,
+        occurrence_index: usize,
+    ) -> Self {
+        let substr = substr.as_ref();
+        let mut start = 0;
+        let mut count = 0;
+
+        while let Some(pos) = self.text[start..].find(substr) {
+            if count == occurrence_index {
+                let abs_pos = start + pos;
+                return self.color_range(index_level, abs_pos..abs_pos + substr.len());
+            }
+            count += 1;
+            start = start + pos + substr.len();
+        }
+
+        self
+    }
     fn pad_indices(&mut self, index_level: usize) {
         if self.indices.get(index_level).is_none() {
             for _ in self.indices.len()..=index_level {