Add a watch example to demonstrate the functionality of FSwitch

test/Makefile.am

@@ -12,6 +12,7 @@ noinst_PROGRAMS = \
 	mandelbrot \
 	calculator \
 	fstring \
+	watch \
 	timer \
 	ui
 
@@ -21,6 +22,7 @@ input_dialog_SOURCES = input-dialog.cpp
 mandelbrot_SOURCES = mandelbrot.cpp
 calculator_SOURCES = calculator.cpp
 fstring_SOURCES = fstring.cpp
+watch_SOURCES = watch.cpp
 timer_SOURCES = timer.cpp
 ui_SOURCES = ui.cpp
 

test/watch.cpp

@@ -0,0 +1,218 @@
+// watch.cpp
+
+#include <ctime>
+
+#include "fapp.h"
+#include "flabel.h"
+#include "fdialog.h"
+#include "fmessagebox.h"
+#include "fswitch.h"
+
+//----------------------------------------------------------------------
+// class watch
+//----------------------------------------------------------------------
+
+#pragma pack(push)
+#pragma pack(1)
+
+class watch : public FDialog
+{
+ private:
+   bool sec;
+
+ private:
+   FLabel* time_label;
+   FLabel* time_str;
+   FSwitch* clock_sw;
+   FSwitch* seconds_sw;
+
+ public:
+   explicit watch (FWidget* parent=0);  // constructor
+  ~watch();  // destructor
+   void printTime();
+   void onTimer (FTimerEvent*);
+   void onAccel (FAccelEvent*);
+   void onClose (FCloseEvent*);
+   void cb_clock (FWidget*, void*);
+   void cb_seconds (FWidget*, void*);
+   void cb_exitApp (FWidget*, void*);
+
+ protected:
+   void adjustSize();
+};
+#pragma pack(pop)
+
+//----------------------------------------------------------------------
+watch::watch (FWidget* parent) : FDialog(parent)
+{
+  setText ("Watch");
+  setShadow();
+  int pw = parentWidget()->getWidth();
+  setGeometry (1+(pw-22)/2, 3, 22, 12);
+
+  // Create labels
+  time_label = new FLabel(L"Time", this);
+  time_label->setGeometry(5, 2, 5, 1);
+  time_label->setEmphasis();
+  time_str = new FLabel(L"--:--:--", this);
+  time_str->setGeometry(10, 2, 8, 1);
+
+  // Create checkbox buttons
+  clock_sw = new FSwitch(L"Clock", this);
+  seconds_sw = new FSwitch(L"Seconds", this);
+  clock_sw->setGeometry(4, 4, 9, 1);
+  seconds_sw->setGeometry(2, 6, 11, 1);
+  seconds_sw->setChecked();
+  sec = true;
+
+  // Create button
+  FButton* quit = new FButton(L"&Quit", this);
+  quit->setGeometry(6, 8, 9, 1);
+  quit->setShadow();
+  quit->setFocus();
+
+  // Connect switch signal "toggled" with a callback member function
+  clock_sw->addCallback
+  (
+    "toggled",
+    this,
+    reinterpret_cast<FWidget::FMemberCallback>(&watch::cb_clock),
+    null
+  );
+
+  // Connect switch signal "toggled" with a callback member function
+  seconds_sw->addCallback
+  (
+    "toggled",
+    this,
+    reinterpret_cast<FWidget::FMemberCallback>(&watch::cb_seconds),
+    null
+  );
+
+  // Connect button signal "clicked" with a callback member function
+  quit->addCallback
+  (
+    "clicked",
+    this,
+    reinterpret_cast<FWidget::FMemberCallback>(&watch::cb_exitApp),
+    null
+  );
+}
+
+//----------------------------------------------------------------------
+watch::~watch()
+{
+  delAllTimer();
+}
+
+//----------------------------------------------------------------------
+void watch::printTime()
+{
+  FString str;
+  struct tm* now;
+  time_t t;
+  
+  t = time(0);  // get current time
+  now = localtime(&t);
+
+  if ( sec )
+    str.sprintf("%02d:%02d:%02d", now->tm_hour, now->tm_min, now->tm_sec);
+  else
+    str.sprintf("%02d:%02d   ", now->tm_hour, now->tm_min);
+
+  time_str->setText(str);
+  time_str->redraw();
+}
+
+//----------------------------------------------------------------------
+void watch::onTimer (FTimerEvent*)
+{
+  printTime();
+}
+
+//----------------------------------------------------------------------
+void watch::onAccel (FAccelEvent* ev)
+{
+  close();
+  ev->accept();
+}
+
+//----------------------------------------------------------------------
+void watch::onClose (FCloseEvent* event)
+{
+  int ret = FMessageBox::info ( this, "Quit",
+                                "Do you really want\n"
+                                "to quit the program ?",
+                                FMessageBox::Yes,
+                                FMessageBox::No );
+  if ( ret == FMessageBox::Yes )
+    event->accept();
+  else
+    event->ignore();
+}
+
+//----------------------------------------------------------------------
+void watch::cb_clock (FWidget*, void*)
+{
+  if ( clock_sw->isChecked() )
+  {
+    printTime();
+    addTimer(1000);
+  }
+  else
+  {
+    delAllTimer();
+    time_str->setText("--:--:--");
+    time_str->redraw();
+  }
+}
+
+//----------------------------------------------------------------------
+void watch::cb_seconds (FWidget*, void*)
+{
+  if ( seconds_sw->isChecked() )
+    sec = true;
+  else
+    sec = false;
+
+  if ( clock_sw->isChecked() )
+    printTime();
+  else
+  {
+    if ( sec )
+      time_str->setText("--:--:--");
+    else
+      time_str->setText("--:--   ");
+    time_str->redraw();
+  }
+}
+
+//----------------------------------------------------------------------
+void watch::cb_exitApp (FWidget*, void*)
+{
+  close();
+}
+
+//----------------------------------------------------------------------
+void watch::adjustSize()
+{
+  int pw = parentWidget()->getWidth();
+  setX (1+(pw-22)/2, false);
+  FDialog::adjustSize();
+}
+
+//----------------------------------------------------------------------
+//                               main part
+//----------------------------------------------------------------------
+int main (int argc, char* argv[])
+{
+  // Create the application object
+  FApplication app(argc, argv);
+
+  // Create a simple dialog box
+  watch w(&app);
+
+  app.setMainWidget(&w);
+  w.show();
+  return app.exec();
+}