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RedPanda-CPP
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tweak caret movement

This commit is contained in:
Roy Qu 2024-03-23 21:58:45 +08:00
parent 4f637481e4
commit 31aee0cfcc
1 changed files with 8 additions and 3 deletions
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11
libs/qsynedit/qsynedit/qsynedit.cpp
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@ -2981,10 +2981,10 @@ void QSynEdit::ensureCaretVisibleEx(bool ForceToMiddle)
if (vCaretRow < yposToRow(0) || vCaretRow>(yposToRow(0) + (mLinesInWindow - 2)))
setTopPos( (vCaretRow - (mLinesInWindow - 1) / 2-1) * mTextHeight);
} else {
if (vCaretRow < yposToRow(0))
if ((vCaretRow-1) * mTextHeight < mTopPos)
setTopPos( (vCaretRow - 1) * mTextHeight);
else if (vCaretRow > yposToRow(0) + (mLinesInWindow - 2) && mLinesInWindow > 2) {
setTopPos( (vCaretRow - (mLinesInWindow - 2) -1) * mTextHeight);
else if (vCaretRow * mTextHeight > mTopPos + clientHeight() ) {
setTopPos( vCaretRow * mTextHeight - clientHeight());
} else
setTopPos(mTopPos);
}
@ -5605,7 +5605,12 @@ void QSynEdit::executeCommand(EditCommand command, QChar ch, void *pData)
if (command == EditCommand::PageUp || command == EditCommand::SelPageUp) {
counter = -counter;
}
int gap = (lineToRow(caretY())-1) * mTextHeight - topPos();
incPaintLock();
ensureCaretVisible();
moveCaretVert(counter, command == EditCommand::SelPageUp || command == EditCommand::SelPageDown);
setTopPos((lineToRow(caretY())-1) * mTextHeight - gap);
decPaintLock();
break;
}
case EditCommand::PageTop: