ncurses 5.7 - patch 20090912

[ncurses.git] / test / linedata.h

diff --git a/test/linedata.h b/test/linedata.h
new file mode 100644 (file)
index 0000000..b289c44
--- /dev/null
+++ b/test/linedata.h
@@ -0,0 +1,100 @@
+/****************************************************************************
+ * Copyright (c) 2009 Free Software Foundation, Inc.                        *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+#define isQUIT(c)     ((c) == QUIT || (c) == ESCAPE)
+
+#define key_RECUR     CTRL('W')
+#define key_NEWLINE   CTRL('N')
+#define key_BACKSPACE '\b'
+
+static FILE *linedata;
+
+static void
+failed(const char *s)
+{
+    perror(s);
+    ExitProgram(EXIT_FAILURE);
+}
+
+static void
+init_linedata(const char *name)
+{
+    if ((linedata = fopen(name, "r")) == 0) {
+       failed(name);
+    }
+}
+
+static int
+read_linedata(WINDOW *work)
+{
+    int result;
+    if (linedata != 0) {
+       result = fgetc(linedata);
+       if (result == EOF) {
+           fclose(linedata);
+           linedata = 0;
+           result = read_linedata(work);
+       } else {
+           wrefresh(work);
+           if (result == '\n') {
+               result = key_NEWLINE;
+           }
+       }
+    } else {
+#ifdef WIDE_LINEDATA
+       wint_t ch;
+       int code;
+
+       result = ERR;
+       while ((code = wget_wch(work, &ch)) != ERR) {
+
+           if (code == KEY_CODE_YES) {
+               switch (ch) {
+               case KEY_DOWN:
+                   result = key_NEWLINE;
+                   break;
+               case KEY_BACKSPACE:
+                   result = key_BACKSPACE;
+                   break;
+               default:
+                   beep();
+                   continue;
+               }
+           } else if (code != ERR) {
+               result = ch;
+               break;
+           } else {
+               break;
+           }
+       }
+#else
+       result = wgetch(work);
+#endif
+    }
+    return result;
+}