Ticket #2661: support enable bracketed paste of xterm.

Signed-off-by: Andrew Borodin <aborodin@vmail.ru>

AUTHORS

@@ -61,7 +61,9 @@ Antonio Palama, DOS port <palama@posso.dm.unipi.it>
 
 Egmont Koblinger <egmont@gmail.com>
         Support of 256 colors
-        Support of extended mouse clicks beyond 223
+        Support of extended mouse clicks beyond 223 column
+        Support of bracketed paste mode of xterm
+                (http://invisible-island.net/xterm/ctlseqs/ctlseqs.html#Bracketed%20Paste%20Mode)
 
 Erwin van Eijk <wabbit@corner.iaf.nl>
 

lib/tty/key.c

@@ -12,6 +12,7 @@
    Norbert Warmuth, 1997
    Denys Vlasenko <vda.linux@googlemail.com>, 2013
    Slava Zanko <slavazanko@gmail.com>, 2013
+   Egmont Koblinger <egmont@gmail.com>, 2013
 
    This file is part of the Midnight Commander.
 
@@ -92,6 +93,8 @@ int old_esc_mode = 0;
 int old_esc_mode_timeout = 1000000;     /* settable via env */
 int use_8th_bit_as_meta = 0;
 
+gboolean bracketed_pasting_in_progress = FALSE;
+
 /* This table is a mapping between names and the constants we use
  * We use this to allow users to define alternate definitions for
  * certain keys that may be missing from the terminal database
@@ -275,6 +278,8 @@ typedef int (*ph_pqc_f) (unsigned short, PhCursorInfo_t *);
 static key_define_t mc_default_keys[] = {
     {ESC_CHAR, ESC_STR, MCKEY_ESCAPE},
     {ESC_CHAR, ESC_STR ESC_STR, MCKEY_NOACTION},
+    {MCKEY_BRACKETED_PASTING_START, ESC_STR "[200~", MCKEY_NOACTION},
+    {MCKEY_BRACKETED_PASTING_END, ESC_STR "[201~", MCKEY_NOACTION},
     {0, NULL, MCKEY_NOACTION},
 };
 
@@ -2145,7 +2150,17 @@ tty_get_event (struct Gpm_Event *event, gboolean redo_event, gboolean block)
     {
         /* Mouse event */
         xmouse_get_event (event, c == MCKEY_EXTENDED_MOUSE);
-        return (event->type != 0) ? EV_MOUSE : EV_NONE;
+        c = (event->type != 0) ? EV_MOUSE : EV_NONE;
+    }
+    else if (c == MCKEY_BRACKETED_PASTING_START)
+    {
+        bracketed_pasting_in_progress = TRUE;
+        c = EV_NONE;
+    }
+    else if (c == MCKEY_BRACKETED_PASTING_END)
+    {
+        bracketed_pasting_in_progress = FALSE;
+        c = EV_NONE;
     }
 
     return c;
@@ -2250,3 +2265,22 @@ application_keypad_mode (void)
 }
 
 /* --------------------------------------------------------------------------------------------- */
+
+void
+enable_bracketed_paste (void)
+{
+    printf (ESC_STR "[?2004h");
+    fflush (stdout);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+void
+disable_bracketed_paste (void)
+{
+    printf (ESC_STR "[?2004l");
+    fflush (stdout);
+    bracketed_pasting_in_progress = FALSE;
+}
+
+/* --------------------------------------------------------------------------------------------- */

lib/tty/key.h

@@ -36,6 +36,10 @@
 /* Return code for the extended mouse sequence */
 #define MCKEY_EXTENDED_MOUSE     -3
 
+/* Return code for brackets of bracketed paste mode */
+#define MCKEY_BRACKETED_PASTING_START -4
+#define MCKEY_BRACKETED_PASTING_END   -5
+
 /*** enums ***************************************************************************************/
 
 /*** structures declarations (and typedefs of structures)*****************************************/
@@ -61,6 +65,8 @@ extern int old_esc_mode;
 extern int use_8th_bit_as_meta;
 extern int mou_auto_repeat;
 
+extern gboolean bracketed_pasting_in_progress;
+
 /*** declarations of public functions ************************************************************/
 
 gboolean define_sequence (int code, const char *seq, int action);
@@ -101,6 +107,10 @@ int get_key_code (int nodelay);
 void numeric_keypad_mode (void);
 void application_keypad_mode (void);
 
+/* Bracketed paste mode */
+void enable_bracketed_paste (void);
+void disable_bracketed_paste (void);
+
 /*** inline functions ****************************************************************************/
 
 static inline gboolean

lib/tty/tty-ncurses.c

@@ -218,6 +218,7 @@ void
 tty_shutdown (void)
 {
     disable_mouse ();
+    disable_bracketed_paste ();
     tty_reset_shell_mode ();
     tty_noraw_mode ();
     tty_keypad (FALSE);

lib/tty/tty-slang.c

@@ -347,6 +347,7 @@ tty_shutdown (void)
     char *op_cap;
 
     disable_mouse ();
+    disable_bracketed_paste ();
     tty_reset_shell_mode ();
     tty_noraw_mode ();
     tty_keypad (FALSE);

src/execute.c

@@ -88,6 +88,7 @@ edition_post_exec (void)
     tty_raw_mode ();
     channels_up ();
     enable_mouse ();
+    enable_bracketed_paste ();
     if (mc_global.tty.alternate_plus_minus)
         application_keypad_mode ();
 }
@@ -107,6 +108,7 @@ edition_pre_exec (void)
 
     channels_down ();
     disable_mouse ();
+    disable_bracketed_paste ();
 
     tty_reset_shell_mode ();
     tty_keypad (FALSE);
@@ -455,6 +457,7 @@ toggle_panels (void)
 
     channels_down ();
     disable_mouse ();
+    disable_bracketed_paste ();
     if (clear_before_exec)
         clr_scr ();
     if (mc_global.tty.alternate_plus_minus)
@@ -518,6 +521,7 @@ toggle_panels (void)
     }
 
     enable_mouse ();
+    enable_bracketed_paste ();
     channels_up ();
     if (mc_global.tty.alternate_plus_minus)
         application_keypad_mode ();

src/main.c

@@ -381,6 +381,10 @@ main (int argc, char *argv[])
        w/o Shift button in subshell in the native console */
     init_mouse ();
 
+    /* Done after do_enter_ca_mode (tty_init) because in VTE bracketed mode is
+       separate for the normal and alternate screens */
+    enable_bracketed_paste ();
+
     /* subshell_prompt is NULL here */
     mc_prompt = (geteuid () == 0) ? "# " : "$ ";