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+/*
+ * Silly demo program for the NCursesPanel class.
+ *
+ * written by Anatoly Ivasyuk (anatoly@nick.csh.rit.edu)
+ *
+ * Demo code for NCursesMenu and NCursesForm written by
+ * Juergen Pfeifer <juergen.pfeifer@gmx.net>
+ *
+ * $Id: demo.cc,v 1.17 1999/07/31 09:47:17 juergen Exp $
+ */
+
+#include "cursesapp.h"
+#include "cursesm.h"
+#include "cursesf.h"
+
+#if HAVE_LIBC_H
+# include <libc.h>
+#endif
+
+extern "C" unsigned int sleep(unsigned int);
+
+#undef index // needed for NeXT
+
+//
+// -------------------------------------------------------------------------
+//
+class SillyDemo
+{
+ public:
+ void run(int sleeptime) {
+
+ NCursesPanel *std = new NCursesPanel();
+
+ // Make a few small demo panels
+
+ NCursesPanel *u = new NCursesPanel(8,20,12,4);
+ NCursesPanel *v = new NCursesPanel(8,20,10,6);
+ NCursesPanel *w = new NCursesPanel(8,20,8,8);
+ NCursesPanel *x = new NCursesPanel(8,20,6,10);
+ NCursesPanel *y = new NCursesPanel(8,20,4,12);
+ NCursesPanel *z = new NCursesPanel(8,30,2,14);
+
+ // Draw something on the main screen, so we can see what happens
+ // when panels get moved or deleted.
+
+ std->box();
+ std->move(std->height()/2,1);
+ std->hline(std->width()-2);
+ std->move(1,std->width()/2);
+ std->vline(std->height()-2);
+ std->addch(0,std->width()/2,ACS_TTEE);
+ std->addch(std->height()-1,std->width()/2,ACS_BTEE);
+ std->addch(std->height()/2,0,ACS_LTEE);
+ std->addch(std->height()/2,std->width()-1,ACS_RTEE);
+ std->addch(std->height()/2,std->width()/2,ACS_PLUS);
+
+ // Draw frames with titles around panels so that we can see where
+ // the panels are located.
+ u->boldframe("Win U");
+ v->frame("Win V");
+ w->boldframe("Win W");
+ x->frame("Win X");
+ y->boldframe("Win Y");
+ z->frame("Win Z");
+ if (NCursesApplication::getApplication()->useColors()) {
+ u->bkgd(' '|COLOR_PAIR(1));
+ w->bkgd(' '|COLOR_PAIR(1));
+ y->bkgd(' '|COLOR_PAIR(1));
+ v->bkgd(' '|COLOR_PAIR(2));
+ x->bkgd(' '|COLOR_PAIR(2));
+ z->bkgd(' '|COLOR_PAIR(2));
+ }
+
+ // A refresh to any valid panel updates all panels and refreshes
+ // the screen. Using std is just convenient - We know it's always
+ // valid until the end of the program.
+
+ std->refresh();
+ sleep(sleeptime);
+
+ // Show what happens when panels are deleted and moved.
+
+ sleep(sleeptime);
+ delete u;
+ std->refresh();
+
+ sleep(sleeptime);
+ delete z;
+ std->refresh();
+
+ sleep(sleeptime);
+ delete v;
+ std->refresh();
+
+ // show how it looks when a panel moves
+ sleep(sleeptime);
+ y->mvwin(5,30);
+ std->refresh();
+
+ sleep(sleeptime);
+ delete y;
+ std->refresh();
+
+ // show how it looks when you raise a panel
+ sleep(sleeptime);
+ w->top();
+ std->refresh();
+
+ sleep(sleeptime);
+ delete w;
+ std->refresh();
+
+ sleep(sleeptime);
+ delete x;
+
+ std->clear();
+ std->refresh();
+
+ // Don't forget to clean up the main screen. Since this is the
+ // last thing using NCursesWindow, this has the effect of
+ // shutting down ncurses and restoring the terminal state.
+
+ sleep(sleeptime);
+ delete std;
+ }
+};
+
+class UserData
+{
+private:
+ int u;
+public:
+ UserData(int x) : u(x) {}
+ int sleeptime() const { return u; }
+};
+//
+// -------------------------------------------------------------------------
+//
+template<class T> class MyAction : public NCursesUserItem<T>
+{
+public:
+ MyAction (const char* p_name,
+ const T* p_UserData)
+ : NCursesUserItem<T>(p_name, (const char*)0, p_UserData)
+ {};
+
+ ~MyAction() {}
+
+ bool action() {
+ SillyDemo a;
+ a.run(NCursesUserItem<T>::UserData()->sleeptime());
+ return FALSE;
+ }
+};
+
+class QuitItem : public NCursesMenuItem
+{
+public:
+ QuitItem() : NCursesMenuItem("Quit") {
+ }
+
+ bool action() {
+ return TRUE;
+ }
+};
+//
+// -------------------------------------------------------------------------
+//
+class Label : public NCursesFormField
+{
+public:
+ Label(const char* title,
+ int row, int col)
+ : NCursesFormField(1,(int)::strlen(title),row,col) {
+ set_value(title);
+ options_off(O_EDIT|O_ACTIVE);
+ }
+};
+//
+// -------------------------------------------------------------------------
+//
+class MyFieldType : public UserDefinedFieldType {
+private:
+ int chk;
+protected:
+ bool field_check(NCursesFormField& f) {
+ return TRUE;
+ }
+ bool char_check(int c) {
+ return (c==chk?TRUE:FALSE);
+ }
+public:
+ MyFieldType(int x) : chk(x) {
+ }
+};
+//
+// -------------------------------------------------------------------------
+//
+class TestForm : public NCursesForm
+{
+private:
+ NCursesFormField** F;
+ MyFieldType* mft;
+ Integer_Field *ift;
+ Enumeration_Field *eft;
+
+ static char *weekdays[];
+
+public:
+ TestForm() : NCursesForm(13,51,(lines()-15)/2,(cols()-53)/2) {
+
+ F = new NCursesFormField*[10];
+ mft = new MyFieldType('X');
+ ift = new Integer_Field(0,1,10);
+ eft = new Enumeration_Field(weekdays);
+
+ F[0] = new Label("Demo Entry Form",0,16);
+ F[1] = new Label("Weekday Enum",2,1);
+ F[2] = new Label("Number(1-10)",2,21);
+ F[3] = new Label("Only 'X'",2,35);
+ F[4] = new Label("Multiline Field (Dynamic and Scrollable)",5,1);
+ F[5] = new NCursesFormField(1,18,3,1);
+ F[6] = new NCursesFormField(1,12,3,21);
+ F[7] = new NCursesFormField(1,12,3,35);
+ F[8] = new NCursesFormField(4,46,6,1,2);
+ F[9] = new NCursesFormField();
+
+ InitForm(F,TRUE,TRUE);
+ boldframe();
+
+ F[5]->set_fieldtype(*eft);
+ F[6]->set_fieldtype(*ift);
+
+ F[7]->set_fieldtype(*mft);
+ F[7]->set_maximum_growth(20); // max. 20 characters
+ F[7]->options_off(O_STATIC); // make field dynamic
+
+ F[8]->set_maximum_growth(10); // max. 10 lines
+ F[8]->options_off(O_STATIC); // make field dynamic
+ }
+
+ ~TestForm() {
+ delete mft;
+ delete ift;
+ delete eft;
+ }
+};
+
+char* TestForm::weekdays[] = {
+ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday",
+ "Friday", "Saturday", (char *)0 };
+//
+// -------------------------------------------------------------------------
+//
+class FormAction : public NCursesMenuItem
+{
+public:
+ FormAction(const char *s) : NCursesMenuItem(s) {
+ }
+
+ bool action() {
+ TestForm F;
+ Soft_Label_Key_Set* S = new Soft_Label_Key_Set;
+ for(int i=1; i <= S->labels(); i++) {
+ char buf[5];
+ ::sprintf(buf,"Frm%02d",i);
+ (*S)[i] = buf; // Text
+ (*S)[i] = Soft_Label_Key_Set::Soft_Label_Key::Left; // Justification
+ }
+ NCursesApplication::getApplication()->push(*S);
+ F();
+ NCursesApplication::getApplication()->pop();
+ return FALSE;
+ }
+};
+//
+// -------------------------------------------------------------------------
+//
+class PadAction : public NCursesMenuItem
+{
+public:
+ PadAction(const char* s) : NCursesMenuItem(s) {
+ }
+
+ bool action() {
+ const int GRIDSIZE = 3;
+ const int PADSIZE = 200;
+ unsigned gridcount = 0;
+
+ NCursesPanel std;
+ NCursesPanel P(std.lines()-2,std.cols()-2,1,1);
+ NCursesFramedPad FP(P,PADSIZE,PADSIZE);
+
+ 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(' ');
+ }
+ }
+
+ P.label("Pad Demo",NULL);
+ FP();
+ P.clear();
+ return FALSE;
+ }
+};
+
+//
+// -------------------------------------------------------------------------
+//
+class PassiveItem : public NCursesMenuItem {
+public:
+ PassiveItem(const char* text) : NCursesMenuItem(text) {
+ options_off(O_SELECTABLE);
+ }
+};
+//
+// -------------------------------------------------------------------------
+//
+class MyMenu : public NCursesMenu
+{
+private:
+ NCursesPanel* P;
+ NCursesMenuItem** I;
+ UserData *u;
+ static const int n_items = 7;
+
+public:
+ MyMenu ()
+ : NCursesMenu (n_items+2, 8, (lines()-10)/2, (cols()-10)/2)
+ {
+ u = new UserData(1);
+ I = new NCursesMenuItem*[1+n_items];
+ I[0] = new PassiveItem("One");
+ I[1] = new PassiveItem("Two");
+ I[2] = new MyAction<UserData> ("Silly", u);
+ I[3] = new FormAction("Form");
+ I[4] = new PadAction("Pad");
+ I[5] = new PassiveItem("Six");
+ I[6] = new QuitItem();
+ I[7] = new NCursesMenuItem(); // Terminating empty item
+
+ InitMenu(I,TRUE,TRUE);
+
+ P = new NCursesPanel(1,n_items,LINES-1,1);
+ boldframe("Demo","Silly");
+ P->show();
+ }
+
+ ~MyMenu()
+ {
+ P->hide();
+ delete P;
+ delete u;
+ }
+
+ virtual void On_Menu_Init()
+ {
+ NCursesWindow W(::stdscr);
+ P->move(0,0);
+ P->clrtoeol();
+ for(int i=1; i<=count(); i++)
+ P->addch('0' + i);
+ P->bkgd(W.getbkgd());
+ refresh();
+ }
+
+ virtual void On_Menu_Termination()
+ {
+ P->move(0,0);
+ P->clrtoeol();
+ refresh();
+ }
+
+ virtual void On_Item_Init(NCursesMenuItem& item)
+ {
+ P->move(0,item.index());
+ P->attron(A_REVERSE);
+ P->printw("%1d",1+item.index());
+ P->attroff(A_REVERSE);
+ refresh();
+ }
+
+ virtual void On_Item_Termination(NCursesMenuItem& item)
+ {
+ P->move(0,item.index());
+ P->attroff(A_REVERSE);
+ P->printw("%1d",1+item.index());
+ refresh();
+ }
+};
+//
+// -------------------------------------------------------------------------
+//
+class TestApplication : public NCursesApplication {
+protected:
+ int titlesize() const { return 1; }
+ void title();
+ Soft_Label_Key_Set::Label_Layout useSLKs() const {
+ return Soft_Label_Key_Set::PC_Style_With_Index;
+ }
+ void init_labels(Soft_Label_Key_Set& S) const;
+
+public:
+ TestApplication() : NCursesApplication(TRUE) {
+ }
+
+ int run();
+};
+
+void TestApplication::init_labels(Soft_Label_Key_Set& S) const {
+ for(int i=1; i <= S.labels(); i++) {
+ char buf[5];
+ ::sprintf(buf,"Key%02d",i);
+ S[i] = buf; // Text
+ S[i] = Soft_Label_Key_Set::Soft_Label_Key::Left; // Justification
+ }
+}
+
+void TestApplication::title() {
+ const char * const title = "Simple C++ Binding Demo";
+ const int len = ::strlen(title);
+
+ titleWindow->bkgd(screen_titles());
+ titleWindow->addstr(0,(titleWindow->cols()-len)/2,title);
+ titleWindow->noutrefresh();
+}
+
+
+int TestApplication::run() {
+ MyMenu M;
+ M();
+ return 0;
+}
+
+//
+// -------------------------------------------------------------------------
+//
+static TestApplication Demo;