msgbox.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 // msgbox.cc
   7 //
   8
   9 #include "msgbox.h"
  10 #include "rootwin.h"
  11
  12 //----------------------------------------------------------------------
  13
  14 enum {
  15     cmd_MBBase = 0x450A,
  16     cmd_MsgBoxFirst,
  17     cmd_Ok = cmd_MsgBoxFirst,
  18     cmd_Cancel,
  19     cmd_Yes,
  20     cmd_No,
  21     cmd_Abort,
  22     cmd_Retry,
  23     cmd_Ignore,
  24     cmd_MsgBoxLast,
  25     c_nMsgBoxCmds = cmd_MsgBoxLast - cmd_MsgBoxFirst
  26 };
  27
  28 static const CMessageBox::SCmd s_MBCmds [c_nMsgBoxCmds] = {
  29     { cmd_Ok,           cmd_MBBase, 0,  "&Ok" },
  30     { cmd_Cancel,       cmd_MBBase, 0,  "&Cancel" },
  31     { cmd_Yes,          cmd_MBBase, 0,  "&Yes" },
  32     { cmd_No,           cmd_MBBase, 0,  "&No" },
  33     { cmd_Abort,        cmd_MBBase, 0,  "&Abort" },
  34     { cmd_Retry,        cmd_MBBase, 0,  "&Retry" },
  35     { cmd_Ignore,       cmd_MBBase, 0,  "&Ignore" }
  36 };
  37
  38 //----------------------------------------------------------------------
  39
  40 #define BEGIN_STD_MESSAGE_BOX(name, nButtons)                   \
  41 BEGIN_DIALOG_DESC (name)                                        \
  42     LAYOUT_BORDER(1)                                            \
  43         LAYOUT_TILE (2, ld_Vertical, 1, 0, 0)                   \
  44             LAYOUT_ALIGN (1, ld_Horizontal, la_Left, 1, 1)      \
  45                 LABEL ("")                                      \
  46             LAYOUT_ALIGN (1, ld_Horizontal, la_Center, 1, 1)    \
  47                 LAYOUT_TILE (nButtons, ld_Horizontal, 1, 0, 0)
  48
  49 #define MB_BUTTON(name) BUTTON(s_MBCmds [cmd_##name - cmd_MsgBoxFirst])
  50
  51 BEGIN_STD_MESSAGE_BOX (c_OkDlgDesc, 1)
  52     MB_BUTTON (Ok)
  53 END_DIALOG_DESC
  54
  55 BEGIN_STD_MESSAGE_BOX (c_OkCancelDlgDesc, 2)
  56     MB_BUTTON (Ok)
  57     MB_BUTTON (Cancel)
  58 END_DIALOG_DESC
  59
  60 BEGIN_STD_MESSAGE_BOX (c_YesNoDlgDesc, 2)
  61     MB_BUTTON (Yes)
  62     MB_BUTTON (No)
  63 END_DIALOG_DESC
  64
  65 BEGIN_STD_MESSAGE_BOX (c_YesNoCancelDlgDesc, 3)
  66     MB_BUTTON (Yes)
  67     MB_BUTTON (No)
  68     MB_BUTTON (Cancel)
  69 END_DIALOG_DESC
  70
  71 BEGIN_STD_MESSAGE_BOX (c_AbortRetryIgnoreDlgDesc, 3)
  72     MB_BUTTON (Abort)
  73     MB_BUTTON (Retry)
  74     MB_BUTTON (Ignore)
  75 END_DIALOG_DESC
  76
  77 #undef MB_BUTTON
  78 #undef BEGIN_STD_MESSAGE_BOX
  79
  80 //----------------------------------------------------------------------
  81
  82 /// Default constructor.
  83 CMessageBox::CMessageBox (const string& s, EMBType t)
  84 : CDialog (),
  85   m_Text (s),
  86   m_Type (t)
  87 {
  88     static const SWidgetDesc* const c_StdDlgs [MB_Last] = {
  89         c_OkDlgDesc,
  90         c_OkCancelDlgDesc,
  91         c_YesNoDlgDesc,
  92         c_YesNoCancelDlgDesc,
  93         c_AbortRetryIgnoreDlgDesc
  94     };
  95     InitFromDesc (c_StdDlgs[t]);
  96     TCW<CLabel>(0).SetText (s);
  97 }
  98
  99 void CMessageBox::OnCommand (cmd_t cmd)
 100 {
 101     uoff_t cmdIdx = cmd - cmd_MsgBoxFirst;
 102     if (cmdIdx >= c_nMsgBoxCmds)
 103         return (CDialog::OnCommand (cmd));
 104     static const uint8_t c_rvs [c_nMsgBoxCmds] = {
 105         mbrv_Ok, mbrv_Cancel, mbrv_Yes, mbrv_No, mbrv_Abort, mbrv_Retry, mbrv_Ignore
 106     };
 107     Close (c_rvs [cmdIdx]);
 108 }
 109
 110 /// Responds to \p key.
 111 void CMessageBox::OnKey (wchar_t key)
 112 {
 113     // Enter closes with current button, or the default action (first button)
 114     switch (key) {
 115         case kv_Right:  SetFocus (GetNextFocus());      break;
 116         case kv_Left:   SetFocus (GetNextFocus(-1));    break;
 117         case kv_Esc:    Close (mbrv_Cancel);            break;
 118         default:        CDialog::OnKey (key);           break;
 119     }
 120 }
 121
 122 //----------------------------------------------------------------------
 123
 124 int MessageBox (const string& s, EMBType t)
 125 {
 126     return (CRootWindow::Instance().RunModal (new CMessageBox (s, t)));
 127 }
 128
 129 //----------------------------------------------------------------------
 130