可以使用一个数组来保存备忘录指针,然后通过文件的行循环,计算该数组索引添加的每个线到,例如:
var
i, LinesPerMemo, LinesAdded: integer;
U : TStrings;
DatFile: string;
Memos: array[0..9] of TMemo;
CurMemo: TMemo;
begin
Memos[0] := Memo1;
Memos[1] := Memo2;
Memos[2] := Memo3;
Memos[3] := Memo4;
Memos[4] := Memo5;
Memos[5] := Memo6;
Memos[6] := Memo7;
Memos[7] := Memo8;
Memos[8] := Memo9;
Memos[9] := Memo10;
DatFile := ExtractFilePath(Application.ExeName) + 'Test.txt';
U := TStringList.Create;
try
U.LoadFromFile(DatFile);
LinesPerMemo := U.Count div 10;
if (U.Count mod 10) <> 0 then
Inc(LinesPerMemo);
Edit1.Text := IntToStr(LinesPerMemo);
J := 0;
CurMemo := Memos[J];
try
LinesAdded := 0;
for I := 0 to U.Count-1 do
begin
CurMemo.Lines.Add(U[I]);
Inc(LinesAdded);
if (LinesAdded = LinesPerMemo) and (J < 9) then
begin
CurMemo.Lines.EndUpdate;
Inc(J);
CurMemo := Memos[J];
CurMemo.Lines.BeginUpdate;
LinesAdded := 0;
end;
finally
CurMemo.Lines.EndUpdate;
end;
end;
finally
U.Free;
end;
end;
或者,使用一个临时TStringList
以收集每个备注的行数:
var
i, LinesPerMemo: integer;
U, Lines : TStrings;
DatFile: string;
Memos: array[0..9] of TMemo;
begin
Memos[0] := Memo1;
Memos[1] := Memo2;
Memos[2] := Memo3;
Memos[3] := Memo4;
Memos[4] := Memo5;
Memos[5] := Memo6;
Memos[6] := Memo7;
Memos[7] := Memo8;
Memos[8] := Memo9;
Memos[9] := Memo10;
DatFile := ExtractFilePath(Application.ExeName) + 'Test.txt';
U := TStringList.Create;
try
U.LoadFromFile(DatFile);
LinesPerMemo := U.Count div 10;
if (U.Count mod 10) <> 0 then
Inc(LinesPerMemo);
Edit1.Text := IntToStr(LinesPerMemo);
Lines := TStringList.Create;
try
J := 0;
for I := 0 to U.Count-1 do
begin
Lines.Add(U[I]);
if (Lines.Count = LinesPerMemo) and (J < 9) then
begin
Memos[J].Lines.Assign(Lines);
Inc(J);
Lines.Clear;
end;
end;
Memos[J].Lines.Assign(Lines);
finally
Lines.Free;
end;
finally
U.Free;
end;
end;
它的作品,但它的速度很慢,我尝试使用StringLists,但我得到的AV,你可以请调整代码StringLists工作,非常感谢Mr.Remy勒博 – Thunderx
你有没有'Create'的StringList的对象之前试图填补他们? –
它的工作,谢谢你的注意事项 – Thunderx