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SynEdit: refactor, make TSynEditAutoComplete based on plugin

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git-svn-id: trunk@35956 -
This commit is contained in:
martin 2012-03-13 23:46:25 +00:00
parent 9b1daa010e
commit cb3b57701c
1 changed files with 16 additions and 100 deletions
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116
components/synedit/syneditautocomplete.pp
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@ -45,7 +45,7 @@ interface
uses
LCLIntf, LCLType, LCLProc,
Classes, SynEdit, SynEditKeyCmds,
Classes, SynEdit, SynEditKeyCmds, SynEditPlugins,
Controls;
const
@ -65,7 +65,7 @@ type
{ TCustomSynAutoComplete }
TCustomSynAutoComplete = class(TComponent)
TCustomSynAutoComplete = class(TLazSynMultiEditPlugin)
private
fOnTokenNotFound: TOnTokenNotFound;
fIndentToTokenStart: boolean;
@ -87,15 +87,14 @@ type
function GetCompletions: TStrings;
function GetCompletionComments: TStrings;
function GetCompletionValues: TStrings;
function GetEditorCount: integer;
function GetNthEditor(Index: integer): TCustomSynEdit;
procedure ParseCompletionList; virtual;
procedure SetAutoCompleteList(Value: TStrings); virtual;
procedure SetEditor(Value: TCustomSynEdit);
procedure SynEditCommandHandler(Sender: TObject; AfterProcessing: boolean;
var Handled: boolean; var Command: TSynEditorCommand;
var AChar: TUTF8Char;
Data: pointer; HandlerData: pointer);
procedure DoEditorAdded(AValue: TCustomSynEdit); override;
procedure DoEditorRemoving(AValue: TCustomSynEdit); override;
public
constructor Create(AOwner: TComponent); override;
destructor Destroy; override;
@ -103,14 +102,9 @@ type
procedure AddCompletion(AToken, AValue, AComment: string;
TheAttributes: TStrings = nil);
procedure DeleteCompletion(Index: integer);
function AddEditor(AEditor: TCustomSynEdit): boolean;
procedure Execute(AEditor: TCustomSynEdit); virtual;
procedure ExecuteCompletion(AToken: string; AEditor: TCustomSynEdit);
virtual;
procedure Loaded; override;
procedure Notification(AComponent: TComponent; Operation: TOperation);
override;
function RemoveEditor(AEditor: TCustomSynEdit): boolean;
public
property AutoCompleteList: TStrings read fAutoCompleteList
write SetAutoCompleteList;
@ -118,9 +112,6 @@ type
property Completions: TStrings read GetCompletions;
property CompletionComments: TStrings read GetCompletionComments;
property CompletionValues: TStrings read GetCompletionValues;
property Editor: TCustomSynEdit read fEditor write SetEditor;
property EditorCount: integer read GetEditorCount;
property Editors[Index: integer]: TCustomSynEdit read GetNthEditor;
property EndOfTokenChr: string read fEOTokenChars write fEOTokenChars;
property CompletionAttributes[Index: integer]: TStrings
read GetCompletionAttributes;
@ -165,23 +156,6 @@ begin
end;
end;
function TCustomSynAutoComplete.AddEditor(AEditor: TCustomSynEdit): boolean;
var
i: integer;
begin
if AEditor <> nil then begin
i := fEditors.IndexOf(AEditor);
if i = -1 then begin
AEditor.FreeNotification(Self);
fEditors.Add(AEditor);
if ComponentState * [csDesigning, csLoading] = [] then
AEditor.RegisterCommandHandler({$IFDEF FPC}@{$ENDIF}SynEditCommandHandler, nil);
end;
Result := TRUE;
end else
Result := FALSE;
end;
procedure TCustomSynAutoComplete.CompletionListChanged(Sender: TObject);
begin
fParsed := FALSE;
@ -428,46 +402,6 @@ begin
Result := fCompletionValues;
end;
function TCustomSynAutoComplete.GetEditorCount: integer;
begin
Result := fEditors.Count;
end;
function TCustomSynAutoComplete.GetNthEditor(Index: integer): TCustomSynEdit;
begin
if (Index >= 0) and (Index < fEditors.Count) then
Result := TCustomSynEdit(fEditors[Index])
else
Result := nil;
end;
procedure TCustomSynAutoComplete.Loaded;
var
i: integer;
O: TObject;
begin
inherited Loaded;
for i := 0 to fEditors.Count - 1 do begin
O := TObject(fEditors[i]);
(O as TCustomSynEdit).RegisterCommandHandler(
{$IFDEF FPC}@{$ENDIF}SynEditCommandHandler, nil);
end;
end;
procedure TCustomSynAutoComplete.Notification(AComponent: TComponent;
Operation: TOperation);
var
i: integer;
begin
inherited Notification(AComponent, Operation);
if (Operation = opRemove)
and (AComponent is TCustomSynEdit) then begin
i := fEditors.IndexOf(AComponent);
if i > -1 then
RemoveEditor(AComponent as TCustomSynEdit);
end;
end;
procedure TCustomSynAutoComplete.ParseCompletionList;
procedure RemoveFirstLine(var Pattern: string);
@ -605,42 +539,12 @@ begin
fParsed:=true;
end;
function TCustomSynAutoComplete.RemoveEditor(AEditor: TCustomSynEdit): boolean;
var
i: integer;
begin
if AEditor <> nil then begin
i := fEditors.IndexOf(AEditor);
if i > -1 then begin
if fEditor = AEditor then
fEditor := nil;
fEditors.Delete(i);
AEditor.RemoveFreeNotification(Self);
if ComponentState * [csDesigning, csLoading] = [] then
AEditor.UnregisterCommandHandler(
{$IFDEF FPC}@{$ENDIF}SynEditCommandHandler);
end;
end;
Result := FALSE;
end;
procedure TCustomSynAutoComplete.SetAutoCompleteList(Value: TStrings);
begin
fAutoCompleteList.Assign(Value);
fParsed := FALSE;
end;
procedure TCustomSynAutoComplete.SetEditor(Value: TCustomSynEdit);
begin
if Value <> fEditor then begin
if fEditor <> nil then
RemoveEditor(fEditor);
fEditor := nil;
if (Value <> nil) and AddEditor(Value) then
fEditor := Value;
end;
end;
procedure TCustomSynAutoComplete.SynEditCommandHandler(Sender: TObject;
AfterProcessing: boolean; var Handled: boolean;
var Command: TSynEditorCommand;
@ -654,5 +558,17 @@ begin
end;
end;
procedure TCustomSynAutoComplete.DoEditorAdded(AValue: TCustomSynEdit);
begin
inherited DoEditorAdded(AValue);
AValue.RegisterCommandHandler({$IFDEF FPC}@{$ENDIF}SynEditCommandHandler, nil);
end;
procedure TCustomSynAutoComplete.DoEditorRemoving(AValue: TCustomSynEdit);
begin
inherited DoEditorRemoving(AValue);
AValue.UnregisterCommandHandler({$IFDEF FPC}@{$ENDIF}SynEditCommandHandler);
end;
end.