TB9.2 Example Applications: examples/PIPS/antiword/src/icons.c Source File

00001 /*
+00002  * icons.c
+00003  * Copyright (C) 1998-2001 A.J. van Os; Released under GPL
+00004  *
+00005  * Description:
+00006  * Update window icons
+00007  */
+00008 
+00009 #include <string.h>
+00010 #include "DeskLib:Error.h"
+00011 #include "DeskLib:WimpSWIs.h"
+00012 #include "antiword.h"
+00013 
+00014 void
+00015 vUpdateIcon(window_handle tWindow, icon_block *pIcon)
+00016 {
+00017         window_redrawblock      tRedraw;
+00018         BOOL            bMore;
+00019 
+00020         tRedraw.window = tWindow;
+00021         tRedraw.rect = pIcon->workarearect;
+00022         Error_CheckFatal(Wimp_UpdateWindow(&tRedraw, &bMore));
+00023         while (bMore) {
+00024                 Error_CheckFatal(Wimp_PlotIcon(pIcon));
+00025                 Error_CheckFatal(Wimp_GetRectangle(&tRedraw, &bMore));
+00026         }
+00027 } /* end of vUpdateIcon */
+00028 
+00029 void
+00030 vUpdateRadioButton(window_handle tWindow, icon_handle tIconNumber,
+00031         BOOL bSelected)
+00032 {
+00033         icon_block      tIcon;
+00034 
+00035         Error_CheckFatal(Wimp_GetIconState(tWindow, tIconNumber, &tIcon));
+00036         DBG_DEC(tIconNumber);
+00037         DBG_HEX(tIcon.flags.data.selected);
+00038         if (bSelected == (tIcon.flags.data.selected == 1)) {
+00039                 /* No update needed */
+00040                 return;
+00041         }
+00042         Error_CheckFatal(Wimp_SetIconState(tWindow, tIconNumber,
+00043                         bSelected ? 0x00200000 : 0, 0x00200000));
+00044         vUpdateIcon(tWindow, &tIcon);
+00045 } /* end of vUpdateRadioButton */
+00046 
+00047 /*
+00048  * vUpdateWriteable - update a writeable icon with a string
+00049  */
+00050 void
+00051 vUpdateWriteable(window_handle tWindow, icon_handle tIconNumber,
+00052         const char *szString)
+00053 {
+00054         icon_block      tIcon;
+00055         caret_block     tCaret;
+00056         int             iLen;
+00057 
+00058         fail(szString == NULL);
+00059 
+00060         NO_DBG_DEC(tIconNumber);
+00061         NO_DBG_MSG(szString);
+00062 
+00063         Error_CheckFatal(Wimp_GetIconState(tWindow, tIconNumber, &tIcon));
+00064         NO_DBG_HEX(tIcon.flags);
+00065         if (!tIcon.flags.data.text || !tIcon.flags.data.indirected) {
+00066                 werr(1, "Icon %d must be indirected text", (int)tIconNumber);
+00067                 return;
+00068         }
+00069         strncpy(tIcon.data.indirecttext.buffer,
+00070                 szString,
+00071                 tIcon.data.indirecttext.bufflen - 1);
+00072         /* Ensure the caret is behind the last character of the text */
+00073         Error_CheckFatal(Wimp_GetCaretPosition(&tCaret));
+00074         if (tCaret.window == tWindow && tCaret.icon == tIconNumber) {
+00075                 iLen = strlen(tIcon.data.indirecttext.buffer);
+00076                 if (tCaret.index != iLen) {
+00077                         tCaret.index = iLen;
+00078                         Error_CheckFatal(Wimp_SetCaretPosition(&tCaret));
+00079                 }
+00080         }
+00081         Error_CheckFatal(Wimp_SetIconState(tWindow, tIconNumber, 0, 0));
+00082         vUpdateIcon(tWindow, &tIcon);
+00083 } /* end of vUpdateWriteable */
+00084 
+00085 /*
+00086  * vUpdateWriteableNumber - update a writeable icon with a number
+00087  */
+00088 void
+00089 vUpdateWriteableNumber(window_handle tWindow, icon_handle tIconNumber,
+00090         int iNumber)
+00091 {
+00092         char    szTmp[1+3*sizeof(int)+1];
+00093 
+00094         (void)sprintf(szTmp, "%d", iNumber);
+00095         vUpdateWriteable(tWindow, tIconNumber, szTmp);
+00096 } /* end of vUpdateWriteableNumber */
+