clicada/cli/notify.py

@@ -0,0 +1,32 @@
+# standard imports
+import os
+import sys
+
+
+class NotifyWriter:
+
+    def __init__(self, writer=sys.stdout):
+        (c, r) = os.get_terminal_size()
+        self.cols = c
+        self.fmt = "\r{:" + "<{}".format(c) + "}"
+        self.w = writer
+        self.notify_max = self.cols - 4
+
+    
+    def notify(self, v):
+        if len(v) > self.notify_max:
+            v = v[:self.notify_max]
+        self.write('\x1b[0;36m... ' + v + '\x1b[0;39m')
+
+
+    def ouch(self, v):
+        if len(v) > self.notify_max:
+            v = v[:self.notify_max]
+        self.write('\x1b[0;91m!!! ' + v + '\x1b[0;39m')
+
+
+    def write(self, v):
+        s = str(v)
+        if len(s) > self.cols:
+            s = s[:self.cols]
+        self.w.write(self.fmt.format(s))