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+ enh: Pad with Spaces in Rectangular Selection

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This commit is contained in:
Rainer Kottenhoff 2018-05-08 18:45:59 +02:00
parent 90ecd5238e
commit 77a109cbf0
1 changed files with 51 additions and 29 deletions
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80
src/Edit.c
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@ -3097,41 +3097,63 @@ void EditPadWithSpaces(HWND hwnd, bool bSkipEmpty, bool bNoUndoGroup)
int const token = (!bNoUndoGroup ? BeginUndoAction() : -1);
if (SciCall_IsSelectionRectangle())
if (SciCall_IsSelectionRectangle() && !SciCall_IsSelectionEmpty())
{
const DocPos selAnchorMainPos = SciCall_GetRectangularSelectionAnchor();
const DocPos selCaretMainPos = SciCall_GetRectangularSelectionCaret();
const DocPos vSpcAnchorMainPos = 0; // SciCall_GetRectangularSelectionAnchorVirtualSpace();
const DocPos vSpcCaretMainPos = 0; // SciCall_GetRectangularSelectionCaretVirtualSpace();
DocPos const selAnchorMainPos = SciCall_GetRectangularSelectionAnchor();
DocPos const selCaretMainPos = SciCall_GetRectangularSelectionCaret();
const DocLn iRcCurLine = SciCall_LineFromPosition(selCaretMainPos);
const DocLn iRcAnchorLine = SciCall_LineFromPosition(selAnchorMainPos);
//DocPos const vSpcAnchorMainPos = SciCall_GetRectangularSelectionAnchorVirtualSpace();
//DocPos const vSpcCaretMainPos = SciCall_GetRectangularSelectionCaretVirtualSpace();
DocLn iStartLine = 0;
DocLn iEndLine = 0;
if (iRcAnchorLine == iRcCurLine) {
iEndLine = SciCall_GetLineCount() - 1;
DocPos const iAnchorColumn = SciCall_GetColumn(SciCall_GetSelectionNAnchor(0)) + SciCall_GetSelectionNAnchorVirtualSpace(0);
DocPos const iCaretColumn = SciCall_GetColumn(SciCall_GetSelectionNCaret(0)) + SciCall_GetSelectionNCaretVirtualSpace(0);
bool const bSelLeft2Right = (iAnchorColumn <= iCaretColumn);
DocLn iRcAnchorLine = SciCall_LineFromPosition(selAnchorMainPos);
DocLn iRcCaretLine = SciCall_LineFromPosition(selCaretMainPos);
DocLn const iLineCount = abs(iRcCaretLine - iRcAnchorLine) + 1;
// lots of spaces
FillMemory(g_pTempLineBuffer, COUNTOF(g_pTempLineBuffer) * sizeof(char), ' ');
DocPos* pVspVec = (int*)AllocMem(iLineCount * sizeof(DocPos), HEAP_ZERO_MEMORY);
for (DocLn i = 0; i < iLineCount; ++i) {
pVspVec[i] = bSelLeft2Right ? SciCall_GetSelectionNCaretVirtualSpace(i) : SciCall_GetSelectionNAnchorVirtualSpace(i);
}
DocPosU i = 0;
DocPos iSpcCount = 0;
DocLn const iLnIncr = (iRcAnchorLine <= iRcCaretLine) ? (DocLn)+1 : (DocLn)-1;
DocLn iLine = iRcAnchorLine - iLnIncr;
do {
iLine += iLnIncr;
DocPos const iInsPos = SciCall_GetLineEndPosition(iLine);
DocPos const cntVSp = pVspVec[i++];
if ((cntVSp > 0) && (cntVSp < TEMPLINE_BUFFER)) {
g_pTempLineBuffer[cntVSp] = '\0';
SciCall_InsertText(iInsPos, g_pTempLineBuffer);
g_pTempLineBuffer[cntVSp] = ' ';
iSpcCount += cntVSp;
}
} while (iLine != iRcCaretLine);
FreeMem(pVspVec);
if (iRcAnchorLine <= iRcCaretLine) {
if (bSelLeft2Right)
EditSelectEx(hwnd, selAnchorMainPos, selCaretMainPos + iSpcCount, 0, 0);
else
EditSelectEx(hwnd, selAnchorMainPos + pVspVec[0], selCaretMainPos + iSpcCount - pVspVec[iLineCount - 1], 0, 0);
}
else {
iStartLine = (iRcCurLine < iRcAnchorLine) ? iRcCurLine : iRcAnchorLine;
iEndLine = (iRcCurLine < iRcAnchorLine) ? iRcAnchorLine : iRcCurLine;
if (bSelLeft2Right)
EditSelectEx(hwnd, selAnchorMainPos + iSpcCount - pVspVec[0], selCaretMainPos + pVspVec[iLineCount - 1], 0, 0);
else
EditSelectEx(hwnd, selAnchorMainPos + iSpcCount, selCaretMainPos, 0, 0);
}
DocPos iMaxColumn = 0;
for (DocLn iLine = iStartLine; iLine <= iEndLine; iLine++) {
const DocPos iPos = SciCall_GetLineSelEndPosition(iLine);
if (iPos != INVALID_POSITION) {
iMaxColumn = max(iMaxColumn, SciCall_GetColumn(iPos));
}
}
if (iMaxColumn <= 0) { return; }
const DocPos iSpcCount = _AppendSpaces(hwnd, iStartLine, iEndLine, iMaxColumn, bSkipEmpty);
if (iRcCurLine < iRcAnchorLine)
EditSelectEx(hwnd, selAnchorMainPos + iSpcCount, selCaretMainPos, vSpcAnchorMainPos, vSpcCaretMainPos);
else
EditSelectEx(hwnd, selAnchorMainPos, selCaretMainPos + iSpcCount, vSpcAnchorMainPos, vSpcCaretMainPos);
}
else // SC_SEL_LINES | SC_SEL_STREAM
{