rosapps/lib/dflat32/msgbox.c

   1 /* ------------------ msgbox.c ------------------ */
   2
   3 #include "dflat32/dflat.h"
   4
   5 extern DBOX MsgBox;
   6 extern DBOX InputBoxDB;
   7 DFWINDOW CancelWnd;
   8
   9 static int ReturnValue;
  10
  11 int MessageBoxProc(DFWINDOW wnd, DFMESSAGE msg, PARAM p1, PARAM p2)
  12 {
  13     switch (msg)    {
  14         case CREATE_WINDOW:
  15             GetClass(wnd) = MESSAGEBOX;
  16                         InitWindowColors(wnd);
  17             ClearAttribute(wnd, CONTROLBOX);
  18             break;
  19         case KEYBOARD:
  20             if (p1 == '\r' || p1 == ESC)
  21                 ReturnValue = (int)p1;
  22             break;
  23         default:
  24             break;
  25     }
  26     return BaseWndProc(MESSAGEBOX, wnd, msg, p1, p2);
  27 }
  28
  29 int YesNoBoxProc(DFWINDOW wnd, DFMESSAGE msg, PARAM p1, PARAM p2)
  30 {
  31     switch (msg)    {
  32         case CREATE_WINDOW:
  33             GetClass(wnd) = MESSAGEBOX;
  34                         InitWindowColors(wnd);
  35             ClearAttribute(wnd, CONTROLBOX);
  36             break;
  37         case KEYBOARD:    {
  38             int c = tolower((int)p1);
  39             if (c == 'y')
  40                 DfSendMessage(wnd, DFM_COMMAND, ID_OK, 0);
  41             else if (c == 'n')
  42                 DfSendMessage(wnd, DFM_COMMAND, ID_CANCEL, 0);
  43             break;
  44         }
  45         default:
  46             break;
  47     }
  48     return BaseWndProc(MESSAGEBOX, wnd, msg, p1, p2);
  49 }
  50
  51 int ErrorBoxProc(DFWINDOW wnd, DFMESSAGE msg, PARAM p1, PARAM p2)
  52 {
  53     switch (msg)    {
  54         case CREATE_WINDOW:
  55             GetClass(wnd) = ERRORBOX;
  56                         InitWindowColors(wnd);
  57             break;
  58         case KEYBOARD:
  59             if (p1 == '\r' || p1 == ESC)
  60                 ReturnValue = (int)p1;
  61             break;
  62         default:
  63             break;
  64     }
  65     return BaseWndProc(ERRORBOX, wnd, msg, p1, p2);
  66 }
  67
  68 int CancelBoxProc(DFWINDOW wnd, DFMESSAGE msg, PARAM p1, PARAM p2)
  69 {
  70     switch (msg)    {
  71         case CREATE_WINDOW:
  72             CancelWnd = wnd;
  73             DfSendMessage(wnd, CAPTURE_MOUSE, 0, 0);
  74             DfSendMessage(wnd, CAPTURE_KEYBOARD, 0, 0);
  75             break;
  76         case DFM_COMMAND:
  77             if ((int) p1 == ID_CANCEL && (int) p2 == 0)
  78                 DfSendMessage(GetParent(wnd), msg, p1, p2);
  79             return TRUE;
  80         case CLOSE_WINDOW:
  81             CancelWnd = NULL;
  82             DfSendMessage(wnd, RELEASE_MOUSE, 0, 0);
  83             DfSendMessage(wnd, RELEASE_KEYBOARD, 0, 0);
  84             p1 = TRUE;
  85             break;
  86         default:
  87             break;
  88     }
  89     return BaseWndProc(MESSAGEBOX, wnd, msg, p1, p2);
  90 }
  91
  92 void CloseCancelBox(void)
  93 {
  94     if (CancelWnd != NULL)
  95         DfSendMessage(CancelWnd, CLOSE_WINDOW, 0, 0);
  96 }
  97
  98 static char *InputText;
  99 static int TextLength;
 100
 101 int InputBoxProc(DFWINDOW wnd, DFMESSAGE msg, PARAM p1, PARAM p2)
 102 {
 103     int rtn;
 104     switch (msg)    {
 105         case CREATE_WINDOW:
 106             rtn = DefaultWndProc(wnd, msg, p1, p2);
 107             DfSendMessage(ControlWindow(&InputBoxDB,ID_INPUTTEXT),
 108                         SETTEXTLENGTH, TextLength, 0);
 109             return rtn;
 110         case DFM_COMMAND:
 111             if ((int) p1 == ID_OK && (int) p2 == 0)
 112                 GetItemText(wnd, ID_INPUTTEXT,
 113                             InputText, TextLength);
 114             break;
 115         default:
 116             break;
 117     }
 118     return DefaultWndProc(wnd, msg, p1, p2);
 119 }
 120
 121 BOOL InputBox(DFWINDOW wnd,char *ttl,char *msg,char *text,int len)
 122 {
 123     InputText = text;
 124     TextLength = len;
 125     InputBoxDB.dwnd.title = ttl;
 126     InputBoxDB.dwnd.w = 4 +
 127         max(20, max(len, max((int)strlen(ttl), (int)strlen(msg))));
 128     InputBoxDB.ctl[1].dwnd.x = (InputBoxDB.dwnd.w-2-len)/2;
 129     InputBoxDB.ctl[0].dwnd.w = strlen(msg);
 130     InputBoxDB.ctl[0].itext = msg;
 131     InputBoxDB.ctl[1].dwnd.w = len;
 132     InputBoxDB.ctl[2].dwnd.x = (InputBoxDB.dwnd.w - 20) / 2;
 133     InputBoxDB.ctl[3].dwnd.x = InputBoxDB.ctl[2].dwnd.x + 10;
 134     InputBoxDB.ctl[2].isetting = ON;
 135     InputBoxDB.ctl[3].isetting = ON;
 136     return DfDialogBox(wnd, &InputBoxDB, TRUE, InputBoxProc);
 137 }
 138
 139 BOOL GenericMessage(DFWINDOW wnd,char *ttl,char *msg,int buttonct,
 140       int (*wndproc)(struct window *,enum messages,PARAM,PARAM),
 141       char *b1, char *b2, int c1, int c2, int isModal)
 142 {
 143     BOOL rtn;
 144     MsgBox.dwnd.title = ttl;
 145     MsgBox.ctl[0].dwnd.h = MsgHeight(msg);
 146         if (ttl)
 147                 MsgBox.ctl[0].dwnd.w = max(max(MsgWidth(msg),
 148                            (int)(buttonct*8 + buttonct + 2)), (int)strlen(ttl)+2);
 149         else
 150                 MsgBox.ctl[0].dwnd.w = max(MsgWidth(msg), (int)(buttonct*8 + buttonct + 2));
 151     MsgBox.dwnd.h = MsgBox.ctl[0].dwnd.h+6;
 152     MsgBox.dwnd.w = MsgBox.ctl[0].dwnd.w+4;
 153     if (buttonct == 1)
 154         MsgBox.ctl[1].dwnd.x = (MsgBox.dwnd.w - 10) / 2;
 155     else    {
 156         MsgBox.ctl[1].dwnd.x = (MsgBox.dwnd.w - 20) / 2;
 157         MsgBox.ctl[2].dwnd.x = MsgBox.ctl[1].dwnd.x + 10;
 158         MsgBox.ctl[2].class = BUTTON;
 159     }
 160     MsgBox.ctl[1].dwnd.y = MsgBox.dwnd.h - 4;
 161     MsgBox.ctl[2].dwnd.y = MsgBox.dwnd.h - 4;
 162     MsgBox.ctl[0].itext = msg;
 163     MsgBox.ctl[1].itext = b1;
 164     MsgBox.ctl[2].itext = b2;
 165     MsgBox.ctl[1].command = c1;
 166     MsgBox.ctl[2].command = c2;
 167     MsgBox.ctl[1].isetting = ON;
 168     MsgBox.ctl[2].isetting = ON;
 169     rtn = DfDialogBox(wnd, &MsgBox, isModal, wndproc);
 170     MsgBox.ctl[2].class = 0;
 171     return rtn;
 172 }
 173
 174 DFWINDOW MomentaryMessage(char *msg)
 175 {
 176     DFWINDOW wnd = DfCreateWindow(
 177                     TEXTBOX,
 178                     NULL,
 179                     -1,-1,MsgHeight(msg)+2,MsgWidth(msg)+2,
 180                     NULL,NULL,NULL,
 181                     HASBORDER | SHADOW | SAVESELF);
 182     DfSendMessage(wnd, SETTEXT, (PARAM) msg, 0);
 183     WindowClientColor(wnd, WHITE, GREEN);
 184     WindowFrameColor(wnd, WHITE, GREEN);
 185     DfSendMessage (wnd, SHOW_WINDOW, 0, 0);
 186     return wnd;
 187 }
 188
 189 int MsgHeight(char *msg)
 190 {
 191         int h = 1;
 192
 193         while ((msg = strchr(msg, '\n')) != NULL)
 194         {
 195                 h++;
 196                 msg++;
 197         }
 198
 199         return min(h, DfGetScreenHeight ()-10);
 200 }
 201
 202 int MsgWidth(char *msg)
 203 {
 204         int w = 0;
 205         char *cp = msg;
 206
 207         while ((cp = strchr(msg, '\n')) != NULL)
 208         {
 209                 w = max(w, (int) (cp-msg));
 210                 msg = cp+1;
 211         }
 212
 213         return min(max((int)strlen(msg), (int)w), DfGetScreenWidth()-10);
 214 }
 215
 216 /* EOF */