paweld/fpc
1
0
Fork 0
mirror of https://gitlab.com/freepascal.org/fpc/source.git synced 2025-09-19 21:49:25 +02:00
Code Issues Packages Projects Releases Wiki Activity

mutable value iterators fcl-stl

Browse Source 
git-svn-id: trunk@17355 -
This commit is contained in:
vladob 2011-04-21 08:18:21 +00:00
parent 64c0fede25
commit 983c3633cd
4 changed files with 21 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
packages/fcl-stl/src/ghashmap.pp
View File

@ -25,6 +25,7 @@
type
generic THashmapIterator<TKey, TValue, T, TTable>=class
public
type PValue=^TValue;
var
Fh,Fp:SizeUInt;
FData:TTable;
@ -32,10 +33,12 @@
function GetData:T;inline;
function GetKey:TKey;inline;
function GetValue:TValue;inline;
function GetMutable:PValue;inline;
procedure SetValue(value:TValue);inline;
property Data:T read GetData;
property Key:TKey read GetKey;
property Value:TValue read GetValue write SetValue;
property MutableValue:PValue read GetMutable;
end;
generic THashmap<TKey, TValue, Thash>=class
@ -164,7 +167,7 @@ begin
inc(FDataSize);
(FData[h]).pushback(pair);
if (FDataSize > 2*FData.size) then
if (FDataSize > 5*FData.size) then
EnlargeTable;
end;
@ -229,6 +232,11 @@ begin
GetValue:=((FData[Fh])[Fp]).Value;
end;
function THashmapIterator.GetMutable:PValue;inline;
begin
GetMutable:=@((FData[Fh]).Mutable[Fp]^.Value);
end;
procedure THashmapIterator.SetValue(value:TValue);inline;
begin
((FData[Fh]).mutable[Fp])^.Value := value;

8
packages/fcl-stl/src/gmap.pp
View File

@ -27,15 +27,18 @@ type
public
type PNode=^TNode;
var FNode:PNode;
type PValue=^TValue;
function GetData:TPair;inline;
function GetKey:TKey;inline;
function GetValue:TValue;inline;
function GetMutable:PValue;inline;
procedure SetValue(value:TValue);inline;
function Next:boolean;inline;
function Prev:boolean;inline;
property Data:TPair read GetData;
property Key:TKey read GetKey;
property Value:TValue read GetValue write SetValue;
property MutableValue:PValue read GetMutable;
end;
generic TMap<TKey, TValue, TCompare>=class
@ -227,6 +230,11 @@ begin
GetValue:=FNode^.Data.Value;
end;
function TMapIterator.GetMutable:PValue;inline;
begin
GetMutable:=@(FNode^.Data.Value);
end;
procedure TMapIterator.SetValue(value:TValue);inline;
begin
FNode^.Data.Value := value;

2
packages/fcl-stl/tests/ghashmaptest.pp
View File

@ -87,6 +87,8 @@ begin
it.Value := it.Key+23;
it.Value := it.Value*2;
AssertEquals('bad value3', it.Key*2+46, it.Value);
it.MutableValue^ := 222;
AssertEquals('bad value4', 222, it.Value);
until not it.next;
for i:=0 to 1000 do begin
AssertEquals('som not 1', 1, x[i]);

2
packages/fcl-stl/tests/gmaptest.pp
View File

@ -56,6 +56,8 @@ begin
AssertEquals('Wrong next value', 5, it.Value);
it.Value := it.Value + 17;
AssertEquals('Wrong value update', 22, it.Value);
it.MutableValue^:= 444;
AssertEquals('Wrong mutable value update', 444, it.Value);
AssertEquals('Next not true', true, it.Next);
AssertEquals('Wrong next', 7, it.GetData.key);
AssertEquals('Next not true', true, it.Next);