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If line breaks have changed, don't take the startOffset into account. Fixes bug #1430

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@22095 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Stefano Ceccherini 2007-08-28 15:13:55 +00:00
parent f8ae4fe2c2
commit 6a9c969bcc
1 changed files with 18 additions and 8 deletions
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22
src/kits/interface/TextView.cpp
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@ -3038,12 +3038,13 @@ BTextView::HandleAlphaKey(const char *bytes, int32 numBytes)
undoBuffer->InputCharacter(numBytes);
}
bool refresh = fSelStart != fText->Length();
bool erase = fSelStart != fText->Length();
int32 saveStart = fSelStart;
if (fSelStart != fSelEnd) {
Highlight(fSelStart, fSelEnd);
DeleteText(fSelStart, fSelEnd);
refresh = true;
erase = true;
}
if (fAutoindent && numBytes == 1 && *bytes == B_ENTER) {
@ -3063,11 +3064,10 @@ BTextView::HandleAlphaKey(const char *bytes, int32 numBytes)
} else
InsertText(bytes, numBytes, fSelStart, NULL);
int32 saveStart = fSelStart;
fClickOffset = fSelEnd = fSelStart = fSelStart + numBytes;
if (Window())
Refresh(saveStart, fSelEnd, refresh, true);
Refresh(saveStart, fSelEnd, erase, true);
}
@ -3082,6 +3082,8 @@ BTextView::HandleAlphaKey(const char *bytes, int32 numBytes)
void
BTextView::Refresh(int32 fromOffset, int32 toOffset, bool erase, bool scroll)
{
PRINT(("Refresh(fromOffset: %ld, toOffset: %ld, erase: %d, scroll: %d\n",
fromOffset, toOffset, erase, scroll));
// TODO: Cleanup
float saveHeight = fTextRect.Height();
int32 fromLine = LineAt(fromOffset);
@ -3101,8 +3103,10 @@ BTextView::Refresh(int32 fromOffset, int32 toOffset, bool erase, bool scroll)
// if the line breaks have changed, force an erase
if (fromLine != saveFromLine || toLine != saveToLine
|| newHeight != saveHeight )
|| newHeight != saveHeight ) {
erase = true;
fromOffset = -1;
}
if (newHeight != saveHeight) {
// the text area has changed
@ -3526,7 +3530,9 @@ BTextView::_DrawLine(BView *view, const int32 &lineNum, const int32 &startOffset
startLeft /= 2;
startLeft += fTextRect.left;
}
view->MovePenTo(startLeft, line->origin + line->ascent + fTextRect.top + 1);
if (erase) {
eraseRect.top = line->origin + fTextRect.top;
eraseRect.bottom = (line + 1)->origin + fTextRect.top;
@ -3616,6 +3622,9 @@ BTextView::DrawLines(int32 startLine, int32 endLine, int32 startOffset, bool era
if (!Window())
return;
PRINT(("DrawLines(startLine: %ld, endLine: %ld, startOffset: %ld, erase: %d\n",
startLine, endLine, startOffset, erase));
// clip the text
BRect clipRect = Bounds() & fTextRect;
clipRect.InsetBy(-1, -1);
@ -3655,10 +3664,11 @@ BTextView::DrawLines(int32 startLine, int32 endLine, int32 startOffset, bool era
BRect eraseRect = clipRect;
int32 startEraseLine = startLine;
STELine* line = (*fLines)[startLine];
if (erase && startOffset != -1 && fAlignment == B_ALIGN_LEFT) {
// erase only to the right of startOffset
startEraseLine++;
long startErase = startOffset;
int32 startErase = startOffset;
BPoint erasePoint = PointAt(startErase);
eraseRect.left = erasePoint.x;