dialog.cc

   1 // This file is part of the utui library, a terminal UI framework.
   2 //
   3 // Copyright (C) 2006 by Mike Sharov <msharov@users.sourceforge.net>
   4 // This file is free software, distributed under the MIT License.
   5 //
   6 // dialog.cc
   7 //
   8
   9 #include "dialog.h"
  10
  11 /// Default constructor.
  12 CDialog::CDialog (void)
  13 {
  14 }
  15
  16 /// Draws the dialog window.
  17 void CDialog::OnDraw (CGC& gc)
  18 {
  19     gc.Color (black, cyan);
  20     CWindow::OnDraw (gc);
  21     gc.Box (WindowArea());
  22 }
  23
  24 /// Processes \p key.
  25 void CDialog::OnKey (wchar_t key)
  26 {
  27     switch (key) {
  28         case kv_Tab:    SetFocus (GetNextFocus());      break;
  29         case kv_Tab | kvm_Shift:
  30                         SetFocus (GetNextFocus(-1));    break;
  31         default:        CWindow::OnKey (key);           break;
  32     };
  33 }
  34
  35 /// Closes the dialog when a control closes itself.
  36 /// This allows delegation of command closings to controls.
  37 void CDialog::OnChildClose (uoff_t i)
  38 {
  39     CWindow::OnChildClose (i);
  40     Close (CW(i).Status());
  41 }
  42
  43 /// Returns the recommended area of the window when in \p r.
  44 void CDialog::SizeHints (rrect_t wr) const
  45 {
  46     const Size2d scrsz (wr.Size());
  47     CWindow::SizeHints (wr);
  48     wr += (scrsz - wr.Size()) / 2;      // Center the dialog on the screen.
  49 }
  50