diff options
Diffstat (limited to 'sys/mac/MacCommandWin.c')
| -rw-r--r-- | sys/mac/MacCommandWin.c | 764 |
1 files changed, 764 insertions, 0 deletions
diff --git a/sys/mac/MacCommandWin.c b/sys/mac/MacCommandWin.c new file mode 100644 index 0000000..c3336aa --- /dev/null +++ b/sys/mac/MacCommandWin.c @@ -0,0 +1,764 @@ +//============================================================================= +// All command window updates, input, etc happen here -EAD +//============================================================================= +#include <Controls.h> +/* #include <ControlDefinitions.h> */ +#include <Events.h> +#include <Fonts.h> +#include <MacWindows.h> +#include "MacGlobals.h" +#include "macint.h" +#include <ctype.h> +#define NIL ((void *) 0) + +//============================================================================= +// local variables +//============================================================================= + +ControlHandle vScroll; +int cursorPos; /* the cursor's position on the line */ +short linesInView; /* how many lines are in the window */ +int cmdStart; /* where (in text record) the current command starts */ +TextStyle textStyle[2]; /* styles: bold for user input, plain for output */ +/* output is buffered */ +Handle hOutputBuffer = NULL; +enum currentStyle { plainStyle, boldStyle } currentStyle; + +static void GoStartOfLine (void); +static void GoEndOfLine (void); +static void GoBackOneWord (void); +static void GoForwardOneWord (void); + +//============================================================================= +// static void DoScrollBar (ControlHandle control, short change) +//============================================================================= +/* keep track of the user as he fiddles with the scroll bar */ +/* This routine is called while the user has the mouse down. */ +/* It makes sure the thumb isn't dragged out-of-bounds. */ +//============================================================================= + +static void DoScrollBar (ControlHandle control, short change) { + short value = GetControlValue (control), max = GetControlMaximum (control); + long newval = value + change; /* this is a long in case we try to go past MAX_INT */ + if (newval < 0) newval = 0; else if (newval > max) newval = max; + SetControlValue (control, (short) newval); + if (newval != value) TEScroll (0, (short) (value - newval) * LINEHEIGHT, hTERec); +} + +//============================================================================= +// pascal Boolean ScrollClickLoop (void) +//============================================================================= +// +//============================================================================= + +pascal Boolean ScrollClickLoop (void) { + Rect tempRect; + Point mouse; + GrafPtr oldPort; + RgnHandle oldClip; + short amount = 0; + + if (FrontWindow () != gCommandWin) return false; + + GetPort (&oldPort); + SetPort (gCommandWin); + GetClip (oldClip = NewRgn ()); + SetRect (&tempRect, INT_MIN, INT_MIN, INT_MAX, INT_MAX); + ClipRect (&tempRect); + + GetMouse (&mouse); + if (mouse.v < TEXTREC->viewRect.top) DoScrollBar (vScroll, -1); + else if (mouse.v > TEXTREC->viewRect.bottom) DoScrollBar (vScroll, 1); + + SetClip (oldClip); + DisposeRgn (oldClip); + SetPort (oldPort); + return true; +} + +//============================================================================= +// static pascal void ScrollProc (ControlHandle control, short thePart) +//============================================================================= +// for clicks in the scroll bar or arrows; update the window properly +//============================================================================= + +pascal void ScrollProc (ControlHandle control, short thePart) { + short amount; + WindowPtr window; + + if (!thePart) return; + window = (*control)->contrlOwner; + switch (thePart) { + case kControlUpButtonPart: amount = -1; break; + case kControlDownButtonPart: amount = 1; break; + case kControlPageUpPart: amount = -linesInView; break; + case kControlPageDownPart: amount = linesInView; break; + } + DoScrollBar (control, amount); +} + +//============================================================================= +// Rect SetTERect (void) +//============================================================================= +// set the dimensions of the text record in its window +//============================================================================= + +Rect SetTERect (void) { + Rect teRect = gCommandWin->portRect; + teRect.right -= SCROLLER_WIDTH; + InsetRect (&teRect, TEXT_MARGIN, TEXT_MARGIN); + linesInView = (teRect.bottom - teRect.top) / LINEHEIGHT; + teRect.bottom = teRect.top + linesInView * LINEHEIGHT; /* round off */ + return teRect; +} + +//============================================================================= +// static void AdjustCursor (EventRecord *theEvent) +//============================================================================= +// make the pointer an I-beam iff it's in the text window +//============================================================================= + +void AdjustCursor (Point theLoc, RgnHandle theRgn) +{ + RgnHandle arrowRgn, iBeamRgn, hiliteRgn, tempRgn; + Rect theRect; + Point thePoint; + + if (gInBackground) + return; + + arrowRgn = NewRgn(); + SetRectRgn(arrowRgn, -32767, -32767, 32767, 32767); + +// GlobalToLocal ((theLoc); ??? + + if (gCommandWin == FrontWindow () ) { + SetPort(gCommandWin); + iBeamRgn = NewRgn(); + hiliteRgn = NewRgn(); + + theRect = TEXTREC->viewRect; + LocalToGlobal((Point *)&(theRect.top)); + LocalToGlobal((Point *)&(theRect.bottom)); + RectRgn(iBeamRgn, &theRect); + + TEGetHiliteRgn(hiliteRgn, hTERec); + thePoint.h = thePoint.v = 0; + LocalToGlobal(&thePoint); + OffsetRgn(hiliteRgn, thePoint.h, thePoint.v); + + DiffRgn(arrowRgn, hiliteRgn, arrowRgn); + DiffRgn(arrowRgn, iBeamRgn, arrowRgn); + + DiffRgn(iBeamRgn, hiliteRgn, iBeamRgn); + + if (PtInRgn(theLoc, iBeamRgn)) { + SetCursor(*GetCursor(iBeamCursor)); + CopyRgn(iBeamRgn, theRgn); + } else if (PtInRgn(theLoc, hiliteRgn)) { + SetCursor(&qd.arrow); + CopyRgn(hiliteRgn, theRgn); + } else { + SetCursor(&qd.arrow); + CopyRgn(arrowRgn, theRgn); + } + + DisposeRgn(iBeamRgn); + DisposeRgn(hiliteRgn); + + } else { + SetCursor(&qd.arrow); + CopyRgn(arrowRgn, theRgn); + } + + DisposeRgn(arrowRgn); +} + + + +//============================================================================= +// static void SetScrollRect (void) +//============================================================================= +// Set Scroll bar rec size +//============================================================================= + +void SetScrollRect (void) { + /* set the dimensions of the scroll bar in its window */ + +// This change fixes the double flash on window resize -EAD + +// MoveControl (vScroll, commandWin->portRect.right - SCROLLER_WIDTH, -1); +// SizeControl (vScroll, SCROLLER_WIDTH + 1, +// (commandWin->portRect.bottom - commandWin->portRect.top) - (SCROLLER_WIDTH - 2)); + (*vScroll)->contrlRect.left = gCommandWin->portRect.right - SCROLLER_WIDTH; + (*vScroll)->contrlRect.top = -1; + (*vScroll)->contrlRect.right = gCommandWin->portRect.right + 1; + (*vScroll)->contrlRect.bottom = gCommandWin->portRect.bottom - (SCROLLER_WIDTH - 1); + +} + +//============================================================================= +// static void AdjustScrollBar (void) +//============================================================================= +// Set the thumb on scrollbar +//============================================================================= + +static void AdjustScrollBar (void) { + /* adjust the scroll bar to match the position of the text view */ + short oldval = GetControlValue (vScroll), oldmax = GetControlMaximum (vScroll); + short value, max; + short test; + + max = TEXTREC->nLines - linesInView; + if ((TEXTREC->teLength > 0) && (*(*TEXTREC->hText + TEXTREC->teLength - 1) == '\r')) max++; + if (max < 0) max = 0; + if (max != oldmax) SetControlMaximum (vScroll, max); + value = (short)((TEXTREC->viewRect.top - TEXTREC->destRect.top) / LINEHEIGHT); +// value = roundup ((TEXTREC->viewRect.top - TEXTREC->destRect.top) / LINEHEIGHT); + if (value < 0) value = 0; else if (value > max) value = max; + if (value != oldval) SetControlValue (vScroll, value); +} + +static short roundup (float x) { /* a kludge to round up a float to an int */ + if (((int) x) != ((int) (x += 0.5))) x += 0.5; + return (int) x; +} + +//============================================================================= +// void DoKeyPress (EventRecord *theEvent) +//============================================================================= +// Hanlde Keyboard Input +//============================================================================= + +void DoKeyPress (EventRecord *theEvent) { + short whatKey = theEvent->message & charCodeMask; + if (theEvent->modifiers & cmdKey) { + long choice; + AdjustMenus (); + if (choice = MenuKey (theEvent->message)) DoMenu (choice); + else if (((whatKey == 'w') || (whatKey == 'W')) && (FrontWindow () == gGraphicsWin)) + HideGrafWin (); + else if (whatKey == LEFTARROW) GoStartOfLine (); + else if (whatKey == RIGHTARROW) GoEndOfLine (); + else if (whatKey == UPARROW) DoScrollBar (vScroll, - linesInView); + else if (whatKey == DOWNARROW) DoScrollBar (vScroll, linesInView); + } + else if (theEvent->modifiers & optionKey) { + if (whatKey == LEFTARROW) GoBackOneWord (); + else if (whatKey == RIGHTARROW) GoForwardOneWord (); + } + else switch (whatKey) { + case PAGEUP: DoScrollBar (vScroll, -linesInView); break; + case PAGEDN: DoScrollBar (vScroll, linesInView); break; + case HOMEKEY: DoScrollBar (vScroll, INT_MIN); break; + case ENDKEY: DoScrollBar (vScroll, INT_MAX); break; + case FNKEY: break; + case HELPKEY: break; + default: recentChar = theEvent->message & charCodeMask; + } +} + +//============================================================================= +// static void DrawOnlyGrowIcon (WindowPtr window) +//============================================================================= +// draw growbox on command window with no scoll bars +//============================================================================= + +static void DrawOnlyGrowIcon (WindowPtr window) +{ + RgnHandle saveRgn; + Rect growRect; + + growRect = window->portRect; + growRect.top = growRect.bottom - SCROLLER_WIDTH; + growRect.left = growRect.right - SCROLLER_WIDTH; + GetClip (saveRgn = NewRgn ()); + ClipRect (&growRect); + DrawGrowIcon (window); + SetClip (saveRgn); + DisposeRgn (saveRgn); +} + +//============================================================================= +// void SetSelection (short start, short end) +//============================================================================= +// set text selection in the command window +//============================================================================= + +void SetSelection (short start, short end) { + TEXTREC->clikStuff = 255; /* to make sure the caret appears at the start of a line when it should */ + /* see tech note "TextEdit EOL Ambiguity" for more information */ + TESetSelect (start, end, hTERec); +} + +//============================================================================= +// static void CancelFlash (void) +//============================================================================= +// cancel the matching-paren flashing +//============================================================================= + +static void CancelFlash (void) { + if (flashTime) { + flashTime = 0; + SetSelection (cursorBeforeFlash, cursorBeforeFlash); + } +} + +//============================================================================= +// static void StopPasting (void) +//============================================================================= +// clean up after finishing a paste +//============================================================================= + +void StopPasting (void) { + pastedLength = 0; + if (pastedTextH) { + DisposeHandle (pastedTextH); + pastedTextH = NULL; + } +} + +//============================================================================= +// static void DoStyle (int whatStyle) +//============================================================================= +// set the text to a certain style +//============================================================================= + +static void DoStyle (int whatStyle) { + TESetStyle (doFace, &(textStyle[whatStyle]), false, hTERec); +} + +//============================================================================= +// static void FlushOutput (void) +//============================================================================= +// clear out the output buffer, dumping its contents to the window +//============================================================================= + +void FlushOutput (void) { + short totalLines, scrollAmount, max; + + if (outputBufferLength == 0) return; + CancelFlash (); + DoStyle (plainStyle); + HLock (hOutputBuffer); + TEInsert (*hOutputBuffer, outputBufferLength, hTERec); + HUnlock (hOutputBuffer); + outputBufferLength = 0; + + if (TEXTREC->teLength > SCROLLBACK_THRESHHOLD) { + /* make sure TE record isn't too long */ +#ifdef ORIGINALCODE + /* I replaced this because Nyquist was crashing after the + buffer got filled. The replacement below is simpler and + eliminates the crashes, although it probably could cause + problems by clearing the selection. + */ + int i = 1, newLength; + TEPtr textPtr; + while ((TEXTREC->teLength - TEXTREC->lineStarts[i]) > + (SCROLLBACK_THRESHHOLD - DELETE_BLOCK)) i++; + i = TEXTREC->lineStarts[i]; + newLength = TEXTREC->teLength - i; + textPtr = (TEPtr)(*(TEXTREC->hText)); + BlockMoveData ((Ptr)((long)textPtr + i), textPtr, newLength); + SetHandleSize (TEXTREC->hText, newLength); + TEXTREC->destRect.top += LINEHEIGHT; + TECalText (hTERec); + TEUpdate (&(TEXTREC->viewRect), hTERec); +#else + /* find the line start after DELETE_BLOCK */ + int i = 1; + while (TEXTREC->lineStarts[i] < DELETE_BLOCK) i++; + TESetSelect(0, TEXTREC->lineStarts[i], hTERec); + TEDelete(hTERec); + /* after deletion, put cursor back at end of buffer */ + TESetSelect(TEXTREC->teLength, TEXTREC->teLength, hTERec); +#endif + } + TESelView (hTERec); + AdjustScrollBar (); +} + +//============================================================================= +// void PrepareForInput (void) +//============================================================================= +// get ready to take input +//============================================================================= + +void PrepareForInput (void) { + FlushOutput (); + cmdStart = TEXTREC->selStart; +} + +//============================================================================= +// static void DeleteRange (void) +//============================================================================= +// delete the selected range of text, updating cmdStart as necessary +//============================================================================= + +void DeleteRange (void) { + if (TEXTREC->selEnd <= cmdStart) return; + if (TEXTREC->selStart < cmdStart) SetSelection (cmdStart, TEXTREC->selEnd); + TEDelete (hTERec); +} + +//============================================================================= +// static void CopyThisLineToEnd (void) +//============================================================================= +// copy the line the caret is on to the end +//============================================================================= + +static void CopyThisLineToEnd (void) { + char *buffer; + short b, i, caretOffset; + + /* first find out exactly where it starts */ + i = TEXTREC->nLines-1; /* first find which line */ + while (TEXTREC->selStart < TEXTREC->lineStarts[i]) i--; + while ((i > 0) && ((*(TEXTREC->hText))[TEXTREC->lineStarts[i]-1] != '\r')) + i--; /* for wrapped lines */ + i = TEXTREC->lineStarts[i]; /* now zero in on the exact character where it begins */ + while ((TEXTCHAR(i) >= '0') && (TEXTCHAR(i) <= '9')) i++; /* skip error level */ + if ((TEXTCHAR(i) == '>') && (TEXTCHAR(i+1) == ' ')) i+=2; /* get rid of leading prompt */ + + caretOffset = TEXTREC->selStart - i; /* how many characters in is the caret? */ + + /* now put the line into the buffer */ + b = 0; + while ((TEXTCHAR(i+b) != '\r') && (i+b < TEXTREC->teLength)) b++; /* find the end of the line */ + buffer = (char *) NewPtr (b); + BlockMoveData (*TEXTREC->hText + i, buffer, b); + buffer[b] = '\0'; + + /* delete whatever's already on the last line */ + SetSelection (cmdStart, TEXTREC->teLength); + TEDelete (hTERec); + + DoStyle (boldStyle); + TEInsert (buffer, b, hTERec); + DisposePtr (buffer); + + if (caretOffset < 0) caretOffset = b; + SetSelection (cmdStart + caretOffset, cmdStart + caretOffset); +} + +//============================================================================= +// Next four functions possition cursor in text +//============================================================================= + +static void GoStartOfLine (void) { + short whichLine = TEXTREC->nLines - 1; /* look for the caret; start at the end and go up */ + while (TEXTREC->lineStarts[whichLine] > TEXTREC->selStart) whichLine--; + SetSelection (TEXTREC->lineStarts[whichLine], TEXTREC->lineStarts[whichLine]); + AdjustScrollBar (); +} + +static void GoEndOfLine (void) { + short whichLine = TEXTREC->nLines - 1; /* look for the caret; start at the end and go up */ + while (TEXTREC->lineStarts[whichLine] > TEXTREC->selStart) whichLine--; + if (whichLine == TEXTREC->nLines - 1) + SetSelection (TEXTREC->teLength, TEXTREC->teLength); + else SetSelection (TEXTREC->lineStarts[whichLine+1] - 1, TEXTREC->lineStarts[whichLine+1] - 1); + AdjustScrollBar (); +} + +static void GoBackOneWord (void) { + short i = TEXTREC->selStart; + while ((i > 0) && !isalnum (TEXTCHAR(i-1))) i--; + while ((i > 0) && isalnum (TEXTCHAR(i-1))) i--; + SetSelection (i, i); +} + +static void GoForwardOneWord (void) { + short i = TEXTREC->selStart; + while ((i < TEXTREC->teLength) && !isalnum (TEXTCHAR(i))) i++; + while ((i < TEXTREC->teLength) && isalnum (TEXTCHAR(i))) i++; + SetSelection (i, i); +} + + +//============================================================================= +// static void EditFreely (void) +//============================================================================= +// Enter text into the command windows +//============================================================================= + +static void EditFreely (void) { + Boolean done; + do { + done = false; + DoEvent (); + if (pastedLength > 0) { /* if there is still text to paste, paste it */ + int i = 0; + CancelFlash (); + if (TEXTREC->selStart < cmdStart) StopPasting (); + else { + while ((i < pastedLength) && (((char *)(*pastedTextH))[i] != '\r')) i++; + DoStyle (boldStyle); + TEInsert (*pastedTextH, i, hTERec); + AdjustScrollBar (); + if (i < pastedLength) { /* we were stopped by a carriage return, so eat it */ + i++; + done = true; + } + pastedLength -= i; + if (pastedLength > 0) { + BlockMoveData ((Ptr)((long)(*pastedTextH) + i), *pastedTextH, pastedLength); + SetHandleSize (pastedTextH, pastedLength); + } else StopPasting (); + } + } + else if (recentChar) { /* if the last event got us a character, process it */ + int i; + Boolean wasOnLastLine; + CancelFlash (); + + if ((TEXTREC->selEnd <= cmdStart) && (TEXTREC->selStart != TEXTREC->selEnd)) continue; + if (TEXTREC->selStart < cmdStart) SetSelection (cmdStart, TEXTREC->selEnd); + wasOnLastLine = (TEXTREC->selStart >= cmdStart); + + if ((recentChar & 0xfc) == 0x1c) { /* was this an arrow key? */ + TEXTREC->clikStuff = 255; /* to make sure the caret appears where it should */ + TEKey (recentChar, hTERec); + AdjustScrollBar (); + continue; + } + if (!wasOnLastLine) CopyThisLineToEnd (); + switch (recentChar) { + case FWDDEL: + if (TEXTREC->selStart != TEXTREC->selEnd) DeleteRange (); + else if ((TEXTREC->selStart >= cmdStart) && (TEXTREC->selStart < TEXTREC->teLength)) { + TEDeactivate (hTERec); + SetSelection (TEXTREC->selStart, TEXTREC->selStart + 1); + TEDelete (hTERec); + if (FrontWindow () == gCommandWin) TEActivate (hTERec); + } + break; + case CLRKEY: + if (TEXTREC->selStart != TEXTREC->selEnd) DeleteRange (); + break; + case DELETE: + if (TEXTREC->selStart != TEXTREC->selEnd) DeleteRange (); + else if (TEXTREC->selStart > cmdStart) { + TEXTREC->clikStuff = 255; /* to make sure the caret appears where it should */ + TEKey (DELETE, hTERec); + } + break; + case RETURN: + if (wasOnLastLine) done = true; + break; + case ENTER: /* ENTER ends command no matter what */ + done = true; + break; + default: + DoStyle (boldStyle); + TEXTREC->clikStuff = 255; /* to make sure the caret appears where it should */ + TEKey (recentChar, hTERec); + if ((recentChar == ')') && (TEXTREC->selStart > cmdStart)) { + short parenCount = -1; + Boolean inQuotes = false; + i = TEXTREC->selStart - 1; + while ((--i >= cmdStart) && (parenCount != 0)) + switch ((*TEXTREC->hText)[i]) { + case DBLQUOTE: inQuotes = !inQuotes; break; + case '(': if (!inQuotes) parenCount++; break; + case ')': if (!inQuotes) parenCount--; break; + } + if (parenCount == 0) { + cursorBeforeFlash = TEXTREC->selStart; + SetSelection (i+1, i+2); /* flash the matching open-paren */ + flashTime = 10; + } + } else if ((recentChar == DBLQUOTE) && (TEXTREC->selStart > cmdStart)) { + i = TEXTREC->selStart - 1; + while ((--i >= cmdStart) && ((*TEXTREC->hText)[i] != DBLQUOTE)) ; + if ((*TEXTREC->hText)[i] == DBLQUOTE) { + cursorBeforeFlash = TEXTREC->selStart; + SetSelection (i, i+1); /* flash the matching double-quote */ + flashTime = 10; + } + } + } + AdjustScrollBar (); + } + } while (!done); +} + +char *macgets (void) { + /* retrieve a typed character */ + /* Note that this uses some extensive (and clever, if I may say so myself) buffering. */ + int i, b, bufSize; + char *ptr, *buffer; + Boolean done, onLastLine; + + PrepareForInput (); + do { /* repeat until a full expression has been typed */ + EditFreely (); /* allow free editing for a while */ + + /* Now, we have a complete command to parse, if and only if: */ + /* - the cursor was on the last line when the user pressed Return or Enter, and */ + /* - the user either pressed Enter, or else every '(' since the beginning */ + /* of the command is matched by a ')'. */ + /* Quoting is watched for. ( ") is not a complete expression. */ + + done = true; + if (TEXTREC->selStart != TEXTREC->teLength) /* if we're not at the end already */ + SetSelection (TEXTREC->teLength, TEXTREC->teLength); /* send cursor to end */ + TEXTREC->clikStuff = 255; /* to make sure the caret appears where it should */ + TEKey ('\r', hTERec); + + /* check and see if we've completed the command yet */ + if (recentChar != ENTER) { + Boolean inQuotes = false; + short parenCount = 0; + for (i = cmdStart; i < TEXTREC->teLength; i++) + switch ((*TEXTREC->hText)[i]) { + case DBLQUOTE: inQuotes = !inQuotes; break; + case '(': if (!inQuotes) parenCount++; break; + case ')': if (!inQuotes) parenCount--; break; + } + if ((parenCount > 0) || inQuotes) done = false; + } + + AdjustScrollBar (); + } while (!done); + + /* put the entire command into the buffer, and return it */ + bufSize = TEXTREC->teLength - cmdStart; + buffer = (char *) NewPtr (bufSize + 1); + BlockMoveData (*TEXTREC->hText + cmdStart, buffer, bufSize); + buffer[bufSize] = '\0'; + return buffer; +} + +void macputc (int ch) { + /* put a char into the output buffer, and flush the buffer if necessary */ + switch (ch) { + case '\t': + do { macputc (' '); } while (cursorPos & 7); + break; + case DELETE: + if (cursorPos) cursorPos--; /* and fall through to default */ + default: + if (outputBufferLength == MAX_BUF) FlushOutput (); + if (ch == '\n') { + cursorPos = 0; + (*hOutputBuffer)[outputBufferLength++] = '\r'; + } else { + cursorPos++; + (*hOutputBuffer)[outputBufferLength++] = ch; + } + } +} + +void macputs (char *s) { + /* for completeness */ + while (*s) macputc (*s++); +} + +void scrflush (void) { + extern void osflush (void); + /* clear out everything */ + FlushOutput (); + osflush (); +} + +void scrclear (void) { + /* clear text window -- not implemented */ +} + +//============================================================================= +// static void UpdateCmdWindow (void) +//============================================================================= +// main command window update procedure +//============================================================================= + + +void UpdateCmdWindow (void) { + long textBottom; + Rect tempRect; + + InvalRect (&(gCommandWin->portRect)); + BeginUpdate (gCommandWin); + BlockMoveData(&(gCommandWin->portRect), &tempRect, sizeof(Rect)); + tempRect.right -= SCROLLER_WIDTH; + EraseRect (&tempRect); + if (gCommandWinResized) { + TEXTREC->viewRect = SetTERect (); + TEXTREC->destRect.right = TEXTREC->viewRect.right; + TECalText (hTERec); + SetScrollRect (); + gCommandWinResized = false; + } + DrawOnlyGrowIcon (gCommandWin); + FlushOutput (); + + TEXTREC->viewRect = SetTERect (); /* adjust for possible change in height of status line */ + + textBottom = TEXTREC->destRect.top + (TEXTREC->nLines * LINEHEIGHT); + if (TEXTREC->destRect.top > TEXTREC->viewRect.top) + TEScroll (0, (TEXTREC->viewRect.top - TEXTREC->destRect.top), hTERec); + + if (TEXTREC->destRect.top < TEXTREC->viewRect.top) { /* make sure we don't get fractions of lineheights */ + int amountOffTheTop = TEXTREC->viewRect.top - TEXTREC->destRect.top; + if (amountOffTheTop % LINEHEIGHT) TEScroll (0, amountOffTheTop % LINEHEIGHT, hTERec); + } + TEUpdate (&(TEXTREC->viewRect), hTERec); + AdjustScrollBar (); + UpdateControls (gCommandWin, gCommandWin->visRgn); + EndUpdate (gCommandWin); +} + +void ActivateCmdWindow(void) +{ + TEActivate (hTERec); + HiliteControl (vScroll, 0); + DrawOnlyGrowIcon (gCommandWin); +} + +void DeactivateCmdWindow(void) +{ + TEDeactivate (hTERec); + HiliteControl (vScroll, 255); + DrawOnlyGrowIcon (gCommandWin); +} + +void InitalizeCmdWindow(void) +{ + + /* setup the font, size and writing mode for the command window */ + TextFont (kFontIDMonaco); + TextSize (9); + TextFace (0); + TextMode (srcCopy); + textStyle[plainStyle].tsFace = 0; + textStyle[boldStyle].tsFace = bold; + + currentStyle = plainStyle; + + { /* set up scroll bar */ + Rect scrollRect; + vScroll = NewControl (gCommandWin, &scrollRect, "\p", 0, 0, 0, 0, scrollBarProc, 0L); + SetScrollRect (); + ShowControl (vScroll); + } + + { /* set up command text record */ + Rect teRect = SetTERect (); + hTERec = (TEHandle)TEStyleNew (&teRect, &teRect); + TECalText (hTERec); + TEAutoView (true, hTERec); + TESetClickLoop (uppScrollClickLoop, hTERec); + TEActivate (hTERec); + } + + hOutputBuffer = NewHandle (MAX_BUF); /* a handle to a buffer for text to be displayed */ +} + +void CleanupCmdWindow(void) +{ + StopPasting (); + CloseWindow (gCommandWin); + TEDispose (hTERec); + DisposeHandle (hOutputBuffer); +} |