New methods: Console::showCursor() and hideCursor()

brick · Aug 21, 2018 · 57f6780 · 57f6780
1 parent 84f1bc8
commit 57f6780
Show file tree

Hide file tree

Showing 2 changed files with 35 additions and 0 deletions.
diff --git a/src/Console.php b/src/Console.php
@@ -229,6 +229,32 @@ public function restoreCursorPosition() : void
         $this->writeSequence('[u');
     }
 
+    /**
+     * Shows the cursor.
+     *
+     * If run outside a terminal, this method throws an exception.
+     *
+     * @return void
+     */
+    public function showCursor() : void
+    {
+        $this->checkTerminal(__FUNCTION__);
+        $this->writeSequence('[?25h');
+    }
+
+    /**
+     * Hides the cursor.
+     *
+     * If run outside a terminal, this method throws an exception.
+     *
+     * @return void
+     */
+    public function hideCursor() : void
+    {
+        $this->checkTerminal(__FUNCTION__);
+        $this->writeSequence('[?25l');
+    }
+
     /**
      * Erases from the current cursor position to the end of the current line.
      *

diff --git a/tests.php b/tests.php
@@ -171,4 +171,13 @@
 $console->eraseDown();
 $console->restoreCursorPosition();
 
+echo 'Showing/hiding cursor... ';
+for ($i = 0; $i < 10; $i++) {
+    $console->hideCursor();
+    usleep(100000);
+    $console->showCursor();
+    usleep(100000);
+}
+echo "\n";
+
 echo "End of tests.\n";