ncurses 5.4

[ncurses.git] / c++ / demo.cc

diff --git a/c++/demo.cc b/c++/demo.cc
index 088dc2fbc86dc810e6deeadeab303cf15a7e5b74..f3fe3e46f7ef4fe75da1937a712a42de434e8060 100644 (file)
--- a/c++/demo.cc
+++ b/c++/demo.cc
@@ -4,9 +4,9 @@
  *   written by Anatoly Ivasyuk (anatoly@nick.csh.rit.edu)
  *
  *   Demo code for NCursesMenu and NCursesForm written by
- *   Juergen Pfeifer <juergen.pfeifer@gmx.net>
+ *   Juergen Pfeifer
  *
- * $Id: demo.cc,v 1.18 1999/09/11 18:57:54 tom Exp $
+ * $Id: demo.cc,v 1.24 2004/01/15 00:21:27 tom Exp $
  */
 
 #include "cursesapp.h"
@@ -19,7 +19,7 @@
 
 extern "C" unsigned int sleep(unsigned int);
 
-#undef index   // needed for NeXT
+#undef index // needed for NeXT
 
 //
 // -------------------------------------------------------------------------
@@ -140,7 +140,7 @@ template<class T> class MyAction : public NCursesUserItem<T>
 {
 public:
   MyAction (const char* p_name,
-           const T* p_UserData)
+            const T* p_UserData)
     : NCursesUserItem<T>(p_name, (const char*)0, p_UserData)
   {};
 
@@ -170,7 +170,7 @@ class Label : public NCursesFormField
 {
 public:
   Label(const char* title,
-       int row, int col)
+        int row, int col)
     : NCursesFormField(1,(int)::strlen(title),row,col) {
       set_value(title);
       options_off(O_EDIT|O_ACTIVE);
@@ -204,7 +204,7 @@ private:
   Integer_Field *ift;
   Enumeration_Field *eft;
 
-  static char *weekdays[];
+  static const char *weekdays[];
 
 public:
   TestForm() : NCursesForm(13,51,(lines()-15)/2,(cols()-53)/2) {
@@ -246,9 +246,9 @@ public:
   }
 };
 
-char* TestForm::weekdays[] = {
+const char* TestForm::weekdays[] = {
     "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday",
-    "Friday", "Saturday", (char *)0 };
+    "Friday", "Saturday", (const char *)0 };
 //
 // -------------------------------------------------------------------------
 //
@@ -293,18 +293,18 @@ public:
 
     for (int i=0; i < PADSIZE; i++) {
       for (int j=0; j < PADSIZE; j++) {
-       if (i % GRIDSIZE == 0 && j % GRIDSIZE == 0) {
-         if (i==0 || j==0)
-           FP.addch('+');
-         else
-           FP.addch((chtype)('A' + (gridcount++ % 26)));
-       }
-       else if (i % GRIDSIZE == 0)
-         FP.addch('-');
-       else if (j % GRIDSIZE == 0)
-         FP.addch('|');
-       else
-         FP.addch(' ');
+        if (i % GRIDSIZE == 0 && j % GRIDSIZE == 0) {
+          if (i==0 || j==0)
+            FP.addch('+');
+          else
+            FP.addch((chtype)('A' + (gridcount++ % 26)));
+        }
+        else if (i % GRIDSIZE == 0)
+          FP.addch('-');
+        else if (j % GRIDSIZE == 0)
+          FP.addch('|');
+        else
+          FP.addch(' ');
       }
     }
 
@@ -324,6 +324,49 @@ public:
     options_off(O_SELECTABLE);
   }
 };
+
+//
+// -------------------------------------------------------------------------
+//
+class ScanAction : public NCursesMenuItem
+{
+public:
+  ScanAction(const char* s) : NCursesMenuItem(s) {
+  }
+
+  bool action() {
+    NCursesPanel *std = new NCursesPanel();
+
+    NCursesPanel *w = new NCursesPanel(std->lines() - 2, std->cols() - 2, 1, 1);
+    w->box();
+    w->refresh();
+
+    NCursesPanel *s = new NCursesPanel(w->lines() - 6, w->cols() - 6, 3, 3);
+    s->scrollok(TRUE);
+    ::echo();
+
+    s->printw("Enter decimal integers.  The running total will be shown\n");
+    int value = -1;
+    int result = 0;
+    while (value != 0) {
+      value = 0;
+      s->scanw("%d", &value);
+      if (value != 0) {
+        s->printw("%d: ", result += value);
+      }
+      s->refresh();
+    }
+    s->printw("\nPress any key to continue...");
+    s->getch();
+
+    delete s;
+    delete w;
+    delete std;
+    ::noecho();
+    return FALSE;
+  }
+};
+
 //
 // -------------------------------------------------------------------------
 //
@@ -346,7 +389,7 @@ public:
     I[2] = new MyAction<UserData> ("Silly", u);
     I[3] = new FormAction("Form");
     I[4] = new PadAction("Pad");
-    I[5] = new PassiveItem("Six");
+    I[5] = new ScanAction("Scan");
     I[6] = new QuitItem();
     I[7] = new NCursesMenuItem(); // Terminating empty item