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Fix SynEdit IME handler / crash on short section of only one char, loop for FRightPosForTarget not entered. Issue #0029126

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git-svn-id: trunk@50592 -
This commit is contained in:
martin 2015-12-04 01:47:43 +00:00
parent 2136904400
commit 19e4bf8d04
1 changed files with 15 additions and 24 deletions
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39
components/synedit/lazsynimm.pas
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@ -789,18 +789,13 @@ begin
if (FLeftPosForTarget < 0) or (FLeftPosForTarget > xy.x) then
FLeftPosForTarget := xy.x;
inc(i);
while longword(i) < ImeCount do begin
if (ord(p[i]) <> ATTR_TARGET_CONVERTED) or (i = ImeCount-1) then begin
if (ord(p[i]) = ATTR_TARGET_CONVERTED) then
inc(i);
xy.x := x + CharToByte(x, i);
FImeBlockSelection2.EndLineBytePos := xy;
if (FRightPosForTarget < 0) or (FRightPosForTarget > xy.x) then
FRightPosForTarget := xy.x;
break;
end;
while (longword(i) < ImeCount) and (ord(p[i]) = ATTR_TARGET_CONVERTED) do
inc(i);
end;
xy.x := x + CharToByte(x, i);
FImeBlockSelection2.EndLineBytePos := xy;
if (FRightPosForTarget < 0) or (FRightPosForTarget < xy.x) then
FRightPosForTarget := xy.x;
//break;
end;
@ -811,18 +806,13 @@ begin
FLeftPosForTarget := xy.x;
FImeBlockSelection3.StartLineBytePos := xy;
inc(i);
while longword(i) < ImeCount do begin
if (ord(p[i]) <> ATTR_TARGET_NOTCONVERTED) or (i = ImeCount-1) then begin
if (ord(p[i]) = ATTR_TARGET_NOTCONVERTED) then
inc(i);
xy.x := x + CharToByte(x, i);
FImeBlockSelection3.EndLineBytePos := xy;
if (FRightPosForTarget < 0) or (FRightPosForTarget > xy.x) then
FRightPosForTarget := xy.x;
break;
end;
while (longword(i) < ImeCount) and (ord(p[i]) = ATTR_TARGET_NOTCONVERTED) do
inc(i);
end;
xy.x := x + CharToByte(x, i);
FImeBlockSelection3.EndLineBytePos := xy;
if (FRightPosForTarget < 0) or (FRightPosForTarget < xy.x) then
FRightPosForTarget := xy.x;
//break;
end;
@ -837,8 +827,9 @@ begin
if (FLeftPosForTarget > 0) and FAdjustLeftCharForTargets then begin
FLeftPosForTarget := ViewedTextBuffer.LogicalToPhysicalPos
(Point(FLeftPosForTarget, FImeBlockSelection.FirstLineBytePos.Y)).x;
FRightPosForTarget := ViewedTextBuffer.LogicalToPhysicalPos
(Point(FRightPosForTarget, FImeBlockSelection.FirstLineBytePos.Y)).x;
if FRightPosForTarget > 0 then
FRightPosForTarget := ViewedTextBuffer.LogicalToPhysicalPos
(Point(FRightPosForTarget, FImeBlockSelection.FirstLineBytePos.Y)).x;
EnsureLeftChar;
end;
end;