New getc handler...

1 files changed, 113 insertions, 2 deletions

diff --git a/cd-tool.cpp b/cd-tool.cpp
index 66ad69e..5ec9385 100644
--- a/cd-tool.cpp
+++ b/cd-tool.cpp
@@ -17,7 +17,7 @@
  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
-/* $Id: cd-tool.cpp,v 1.31 2004-07-30 00:47:58 pixel Exp $ */
+/* $Id: cd-tool.cpp,v 1.32 2004-07-30 10:01:34 pixel Exp $ */
 
 #define WIP
 
@@ -41,6 +41,115 @@
 
 #include "cd-tool-hc.h"
 
+#ifdef _WIN32
+
+#include <readline/rldefs.h>
+
+#include <windows.h>
+#include <ctype.h>
+#include <conio.h>
+
+#define EXT_PREFIX	0x1f8
+
+#define KEV	irec.Event.KeyEvent			/* to make life easier  */
+#define KST	irec.Event.KeyEvent.dwControlKeyState
+
+
+static int pending_key = 0;
+static int pending_count = 0;
+static int pending_prefix =  0;
+
+extern int _rl_last_c_pos;	/* imported from display.c  */
+extern int _rl_last_v_pos;
+extern int rl_dispatching;	/* imported from readline.c  */
+extern int rl_point;
+extern int rl_done;
+extern int rl_visible_prompt_length;
+
+extern "C" {
+extern int haveConsole;		/* imported from rltty.c  */
+extern HANDLE hStdout, hStdin;
+}
+
+int my_getc (FILE * stream)
+{
+  int key;
+
+  if ( pending_count )
+    {
+      --pending_count;
+      if ( pending_prefix && (pending_count & 1) )
+        return pending_prefix;
+      else
+        return pending_key;
+    }
+
+  while ( 1 )
+    {
+      DWORD dummy;
+
+      if (WaitForSingleObject(hStdin, WAIT_FOR_INPUT) != WAIT_OBJECT_0)
+        {
+          if ( rl_done )
+            return( 0 );
+          else
+            continue;
+        }
+      if ( haveConsole & FOR_INPUT )
+        {
+          INPUT_RECORD irec;
+          ReadConsoleInput(hStdin, &irec, 1, &dummy);
+          switch(irec.EventType)
+            {
+            case KEY_EVENT:
+              if ( KEV.bKeyDown 
+                 && ((KEV.wVirtualKeyCode < VK_SHIFT) || (KEV.wVirtualKeyCode > VK_MENU)) )
+                {
+                  int mask = 0;
+
+                  key = KEV.uChar.AsciiChar & 0xff;
+//                  if ( KST & (LEFT_ALT_PRESSED | RIGHT_ALT_PRESSED) )
+//                    mask=0x100;
+                  if ( key )
+                    {
+	/* Ascii direct */
+                      pending_count = KEV.wRepeatCount - 1;
+                      pending_key = key;
+                      pending_prefix = 0;
+                      if ( mask )
+                        key = tolower(key) | mask;
+                    }
+                  else
+	/* Others prefixed */
+                    {
+                      key = EXT_PREFIX;
+                      if ( mask )
+                        key |= 4;
+                      if (KST & SHIFT_PRESSED)
+                        key |= 1;
+                      if (KST & (LEFT_CTRL_PRESSED | RIGHT_CTRL_PRESSED))
+                        key |= 2;
+                      mask |= EXT_PREFIX;
+                      pending_count = (KEV.wRepeatCount << 1) - 1;
+                      pending_key = KEV.wVirtualKeyCode;
+                      pending_prefix = key;
+                    }
+                  return key;
+                }
+              break;
+            default:
+              break;
+            }
+        }
+      else
+        {
+          ReadFile(hStdin, &key, 1, &dummy, NULL);
+          return key;
+        }
+    }
+}
+#endif
+
 bool interactive = false;
 cdutils * cdutil = 0;
 isobuilder * build = 0;
@@ -494,8 +603,10 @@ virtual int startup() throw (GeneralException) {
     
     /* Interactive mode loop */
     strcpy(prompt, "> ");
+#ifdef _WIN32
+    rl_getc_function = my_getc;
+#endif
     rl_bind_key('\t', rl_insert);
-    rl_getc_function = getc;
     while (interactive) {
 	/* Basic usage of readline */
 	if (line_read)