Support bracketed paste as terminal input

TermTk/TTkCore/TTkTerm/input.py

@@ -46,12 +46,16 @@ class TTkInput:
             '_readInput',
             '_leftLastTime', '_midLastTime', '_rightLastTime',
             '_leftTap', '_midTap', '_rightTap',
+            '_pasteBuffer', '_bracketedPaste',
             # Signals
-            'inputEvent'
+            'inputEvent', 'pasteEvent'
             )
 
     def __init__(self):
         self.inputEvent = pyTTkSignal(TTkKeyEvent, TTkMouseEvent)
+        self.pasteEvent = pyTTkSignal(str)
+        self._pasteBuffer = ""
+        self._bracketedPaste = False
         self._readInput = None
         self._leftLastTime = 0
         self._midLastTime = 0
@@ -79,7 +83,18 @@ class TTkInput:
 
     mouse_re = re.compile(r"\033\[<(\d+);(\d+);(\d+)([mM])")
     def key_process(self, stdinRead):
+        if self._bracketedPaste:
+            if stdinRead.endswith("\033[201~"):
+                self._pasteBuffer += stdinRead[:6]
+                self._bracketedPaste = False
+                self.pasteEvent.emit(self._pasteBuffer)
+                self._pasteBuffer = ""
+            else:
+                self._pasteBuffer += stdinRead
+            return
+
         mevt,kevt = None, None
+
         if not stdinRead.startswith("\033[<"):
             # Key Event
             kevt = TTkKeyEvent.parse(stdinRead)
@@ -153,12 +168,17 @@ class TTkInput:
                 evt = TTkMouseEvent.Move
 
             mevt = TTkMouseEvent(x, y, key, evt, mod, tap, m.group(0).replace("\033", "<ESC>"))
+        if kevt or mevt:
+            self.inputEvent.emit(kevt, mevt)
+            return
 
-        if kevt is None and mevt is None:
-            hex = [f"0x{ord(x):02x}" for x in stdinRead]
-            TTkLog.error("UNHANDLED: "+stdinRead.replace("\033","<ESC>") + " - "+",".join(hex))
+        if stdinRead.startswith("\033[200~"):
+            self._pasteBuffer = stdinRead[6:]
+            self._bracketedPaste = True
+            return
 
-        self.inputEvent.emit(kevt, mevt)
+        hex = [f"0x{ord(x):02x}" for x in stdinRead]
+        TTkLog.error("UNHANDLED: "+stdinRead.replace("\033","<ESC>") + " - "+",".join(hex))
 
 
 def main():

TermTk/TTkCore/TTkTerm/term_base.py

@@ -29,6 +29,9 @@ class TTkTermBase():
     ALT_SCREEN    = "\033[?1049h"                       #* Switch to alternate screen
     NORMAL_SCREEN = "\033[?1049l"                       #* Switch to normal screen
 
+    SET_BRACKETED_PM   = "\033[?2004h" # Ps = 2 0 0 4  ⇒  Set bracketed paste mode, xterm.
+    RESET_BRACKETED_PM = "\033[?2004l" # Ps = 2 0 0 4  ⇒  Reset bracketed paste mode, xterm.
+
     class Mouse():
         ON         = "\033[?1002h\033[?1006h" # Enable reporting of mouse position on click and release
         OFF        = "\033[?1002l\033[?1006l" # Disable mouse reporting
@@ -95,7 +98,7 @@ class TTkTermBase():
         TTkTermBase.mouse = mouse | directMouse
         TTkTermBase.directMouse = directMouse
         TTkTermBase.Cursor.hide()
-        TTkTermBase.push(TTkTermBase.ALT_SCREEN + TTkTermBase.CLEAR + TTkTermBase.Cursor.HIDE + TTkTermBase.escTitle(TTkTermBase.title))
+        TTkTermBase.push(TTkTermBase.ALT_SCREEN + TTkTermBase.SET_BRACKETED_PM + TTkTermBase.CLEAR + TTkTermBase.Cursor.HIDE + TTkTermBase.escTitle(TTkTermBase.title))
         if TTkTermBase.mouse:
             TTkTermBase.push(TTkTermBase.Mouse.ON)
         if TTkTermBase.directMouse:
@@ -107,20 +110,20 @@ class TTkTermBase():
     @staticmethod
     def exit():
         TTkTermBase.push(TTkTermBase.Mouse.OFF + TTkTermBase.Mouse.DIRECT_OFF)
-        TTkTermBase.push(TTkTermBase.CLEAR + TTkTermBase.NORMAL_SCREEN + TTkTermBase.Cursor.SHOW + TTkTermBase.escTitle())
+        TTkTermBase.push(TTkTermBase.CLEAR + TTkTermBase.NORMAL_SCREEN + TTkTermBase.RESET_BRACKETED_PM + TTkTermBase.Cursor.SHOW + TTkTermBase.escTitle())
         TTkTermBase.setEcho(True)
         TTkTermBase.CRNL(True)
 
     @staticmethod
     def stop():
         TTkTermBase.push(TTkTermBase.Mouse.OFF + TTkTermBase.Mouse.DIRECT_OFF)
-        TTkTermBase.push(TTkTermBase.CLEAR + TTkTermBase.NORMAL_SCREEN + TTkTermBase.Cursor.SHOW + TTkTermBase.escTitle())
+        TTkTermBase.push(TTkTermBase.CLEAR + TTkTermBase.NORMAL_SCREEN + TTkTermBase.RESET_BRACKETED_PM + TTkTermBase.Cursor.SHOW + TTkTermBase.escTitle())
         TTkTermBase.setEcho(True)
         TTkTermBase.CRNL(True)
 
     @staticmethod
     def cont():
-        TTkTermBase.push(TTkTermBase.ALT_SCREEN + TTkTermBase.CLEAR + TTkTermBase.Cursor.HIDE + TTkTermBase.escTitle(TTkTermBase.title))
+        TTkTermBase.push(TTkTermBase.ALT_SCREEN + TTkTermBase.SET_BRACKETED_PM + TTkTermBase.CLEAR + TTkTermBase.Cursor.HIDE + TTkTermBase.escTitle(TTkTermBase.title))
         if TTkTermBase.mouse:
             TTkTermBase.push(TTkTermBase.Mouse.ON)
         if TTkTermBase.directMouse: