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Simba/Projects/SAMufasaGUI/framescript.pas

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{
This file is part of the Mufasa Macro Library (MML)
Copyright (c) 2009 by Raymond van Venetië and Merlijn Wajer
MML is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
MML is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with MML. If not, see <http://www.gnu.org/licenses/>.
See the file COPYING, included in this distribution,
for details about the copyright.
framescript for the Mufasa Macro Library
}
unit framescript;
{$mode objfpc}{$H+}
interface
uses
Classes, SysUtils, FileUtil, LResources, Forms, SynHighlighterPas, SynEdit, SynEditMarkupHighAll,
mmlpsthread,ComCtrls, SynEditKeyCmds, LCLType,MufasaBase, SynEditMarkupSpecialLine, Graphics, Controls,
v_ideCodeInsight, v_ideCodeParser, CastaliaPasLexTypes, CastaliaSimplePasPar, SynEditHighlighter;
const
ecCodeCompletion = ecUserFirst;
type
TScriptState = (ss_None,ss_Running,ss_Paused,ss_Stopping);
{
ss_None: Means the script either hasn't been run yet, or it has ended (Succesfully or terminated)
ss_Running: Means the script is running as we speak :-)
ss_Paused: Means the script is currently in pause modus.
ss_Stopping: Means we've asked PS-Script politely to stop the script (next time we press the stop button we won't be that nice).
}
{ TScriptFrame }
TScriptFrame = class(TFrame)
SynEdit: TSynEdit;
SynFreePascalSyn1: TSynFreePascalSyn;
procedure SynEditChange(Sender: TObject);
procedure SynEditClickLink(Sender: TObject; Button: TMouseButton;
Shift: TShiftState; X, Y: Integer);
procedure SynEditDragDrop(Sender, Source: TObject; X, Y: Integer);
procedure SynEditDragOver(Sender, Source: TObject; X, Y: Integer;
State: TDragState; var Accept: Boolean);
procedure SynEditKeyDown(Sender: TObject; var Key: Word; Shift: TShiftState
);
procedure SynEditKeyPress(Sender: TObject; var Key: char);
procedure SynEditMouseLink(Sender: TObject; X, Y: Integer;
var AllowMouseLink: Boolean);
procedure SynEditProcessCommand(Sender: TObject;
var Command: TSynEditorCommand; var AChar: TUTF8Char; Data: pointer);
procedure SynEditProcessUserCommand(Sender: TObject;
var Command: TSynEditorCommand; var AChar: TUTF8Char; Data: pointer);
procedure SynEditSpecialLineColors(Sender: TObject; Line: integer;
var Special: boolean; var FG, BG: TColor);
procedure SynEditStatusChange(Sender: TObject; Changes: TSynStatusChanges);
private
OwnerPage : TPageControl;
OwnerSheet : TTabSheet;//The owner TTabsheet -> For title setting
public
ErrorData : TErrorData; //For threadsafestuff
ScriptErrorLine : integer; //Highlight the error line!
ScriptFile : string;//The path to the saved/opened file currently in the SynEdit
StartText : string;//The text synedit holds upon start/open/save
ScriptName : string;//The name of the currently opened/saved file.
ScriptDefault : string;//The default script e.g. program new; begin end.
ScriptChanged : boolean;//We need this for that little * (edited star).
ScriptThread : TMThread;//Just one thread for now..
FScriptState : TScriptState;//Stores the ScriptState, if you want the Run/Pause/Start buttons to change accordingly, acces through Form1
procedure undo;
procedure redo;
procedure HandleErrorData;
procedure MakeActiveScriptFrame;
procedure ScriptThreadTerminate(Sender: TObject);
constructor Create(TheOwner: TComponent); override;
destructor Destroy; override;
{ public declarations }
end;
function WordAtCaret(e: TSynEdit; var sp, ep: Integer; Start: Integer = -1): string;
implementation
uses
TestUnit, SynEditTypes, LCLIntF, StrUtils,framefunctionlist;
function WordAtCaret(e: TSynEdit; var sp, ep: Integer; Start: Integer = -1): string;
var
s: string;
l: Integer;
begin
Result := '';
if (Start = -1) then
Start := e.CaretX;
sp := Start - 1;
ep := Start - 1;
s := e.Lines[e.CaretY - 1];
l := Length(s);
//if (sp > l) then
// Dec(sp);
if (sp < 1) or (sp > l) or (not (s[sp] in ['a'..'z', 'A'..'Z', '0'..'9', '_'])) then
begin
Inc(sp);
Inc(ep);
if (sp < 1) or (sp > l) or (not (s[sp] in ['a'..'z', 'A'..'Z', '0'..'9', '_'])) then
Exit('');
end;
while (sp > 1) and (sp <= l) and (s[sp - 1] in ['a'..'z', 'A'..'Z', '0'..'9', '_']) do
Dec(sp);
while (ep >= 1) and (ep < l) and (s[ep + 1] in ['a'..'z', 'A'..'Z', '0'..'9', '_']) do
Inc(ep);
Result := Copy(s, sp, ep - sp + 1);
end;
{ TScriptFrame }
procedure TScriptFrame.SynEditChange(Sender: TObject);
begin
ScriptErrorLine:= -1;
if not ScriptChanged then
begin;
ScriptChanged:= True;
Form1.Caption:= Format(WindowTitle,[ScriptName + '*']);
OwnerSheet.Caption:=ScriptName + '*';
end;
end;
procedure TScriptFrame.SynEditClickLink(Sender: TObject; Button: TMouseButton;
Shift: TShiftState; X, Y: Integer);
var
mp: TCodeInsight;
ms: TMemoryStream;
d: TDeclaration;
sp, ep: Integer;
begin
mp := TCodeInsight.Create;
mp.OnMessage := @Form1.OnCCMessage;
mp.OnFindInclude := @Form1.OnCCFindInclude;
ms := TMemoryStream.Create;
SynEdit.Lines.SaveToStream(ms);
try
SynEdit.GetWordBoundsAtRowCol(SynEdit.CaretXY, sp, ep);
mp.Run(ms);
mp.Position := SynEdit.SelStart + (ep - SynEdit.CaretX) - 1;
d := mp.FindVarBase(mp.GetExpressionAtPos);
if (d <> nil) then
begin
if (TCodeInsight(d.Parser).FileName <> mp.FileName) then
mDebugLn('Declared in "' + TCodeInsight(d.Parser).FileName + '" at ' + IntToStr(d.StartPos))
else
begin
SynEdit.SelStart := d.StartPos + 1;
SynEdit.SelEnd := d.StartPos + Length(TrimRight(d.RawText)) + 1;
end;
end;
finally
FreeAndNil(ms);
FreeAndNil(mp);
end;
end;
procedure TScriptFrame.SynEditDragDrop(Sender, Source: TObject; X, Y: Integer);
begin
if Source is TFunctionListFrame then
if TFunctionListFrame(Source).DraggingNode.Data <> nil then
SynEdit.InsertTextAtCaret( GetMethodName(PMethodInfo(TFunctionListFrame(Source).DraggingNode.Data)^.MethodStr,true));
end;
procedure TScriptFrame.SynEditDragOver(Sender, Source: TObject; X, Y: Integer;
State: TDragState; var Accept: Boolean);
begin
Accept := Source = Form1.frmFunctionList;
if(Accept)then
begin
SynEdit.CaretXY := SynEdit.PixelsToLogicalPos(point(x, y));
if(not(Form1.Active))then Form1.BringToFront;
if(Form1.ActiveControl <> SynEdit)then Form1.ActiveControl := SynEdit;
end;
end;
procedure TScriptFrame.SynEditKeyDown(Sender: TObject; var Key: Word;
Shift: TShiftState);
begin
if key = VK_F3 then
begin;
Form1.ActionFindNextExecute(Sender);
key := 0;
end;
Form1.CodeCompletionForm.HandleKeyDown(Sender, Key, Shift);
end;
procedure TScriptFrame.SynEditKeyPress(Sender: TObject; var Key: char);
begin
Form1.CodeCompletionForm.HandleKeyPress(Sender, Key);
end;
procedure TScriptFrame.SynEditMouseLink(Sender: TObject; X, Y: Integer;
var AllowMouseLink: Boolean);
var
s: string;
Attri: TSynHighlighterAttributes;
begin
AllowMouseLink := SynEdit.GetHighlighterAttriAtRowCol(Point(X, Y), s, Attri) and (Attri.Name = 'Identifier');
end;
procedure TScriptFrame.SynEditProcessCommand(Sender: TObject;
var Command: TSynEditorCommand; var AChar: TUTF8Char; Data: pointer);
begin
case Command of
ecUndo : begin
Command:= ecNone;
Self.Undo;
end;
ecRedo : begin
Command := ecNone;
self.Redo;
end;
end;
end;
procedure TScriptFrame.SynEditProcessUserCommand(Sender: TObject;
var Command: TSynEditorCommand; var AChar: TUTF8Char; Data: pointer);
{var
LineText,SearchText : string;
Caret : TPoint;
i,endI : integer;}
var
mp: TCodeInsight;
ms: TMemoryStream;
ItemList, InsertList: TStringList;
sp, ep: Integer;
p: TPoint;
s, Filter: string;
Attri: TSynHighlighterAttributes;
begin
if (Command = ecCodeCompletion) and ((not SynEdit.GetHighlighterAttriAtRowCol(SynEdit.CaretXY, s, Attri)) or (Attri.Name = 'Identifier')) then
begin
{form1.FunctionListShown(True);
with form1.frmFunctionList do
if editSearchList.CanFocus then
begin;
editSearchList.SetFocus;
LineText := SynEdit.LineText;
Caret:=SynEdit.LogicalCaretXY;
i := Caret.X - 1;
endi := caret.x;
if (i > length(LineText)) or ((i = 0) and (length(lineText) = 0)) then
begin
SearchText:= '';
CompletionLine := PadRight(linetext,caret.x);
end
else begin
while (i > 0) and (LineText[i] in ['a'..'z','A'..'Z','0'..'9','_']) do
dec(i);
while LineText[endi] in ['a'..'z','A'..'Z','0'..'9','_'] do
inc(endi);
SearchText := Trim(copy(LineText, i + 1, Caret.X - i - 1));
CompletionLine := LineText;
end;
CompletionStart:= LineText;
Delete(CompletionLine,i+1,endi - i - 1);
Insert('%s',CompletionLine,i+1);
CompletionCaret := Point(endi,Caret.y);
StartWordCompletion:= Point(i+1,caret.y);
mDebugLn(CompletionLine);
mDebugLn(CompletionStart);
InCodeCompletion := true;
editSearchList.Text:= SearchText;
editSearchList.SelStart:= Length(searchText);
SynEdit.SelectedColor.Style:= [fsUnderline];
SynEdit.SelectedColor.Foreground:= clBlack;
SynEdit.SelectedColor.Background:= clWhite;
Synedit.MarkupByClass[TSynEditMarkupHighlightAllCaret].TempDisable;
end;}
mp := TCodeInsight.Create;
mp.OnMessage := @Form1.OnCCMessage;
mp.OnFindInclude := @Form1.OnCCFindInclude;
ms := TMemoryStream.Create;
ItemList := TStringList.Create;
InsertList := TStringList.Create;
InsertList.Sorted := True;
Synedit.Lines.SaveToStream(ms);
try
Filter := WordAtCaret(Synedit, sp, ep);
Form1.CodeCompletionStart := Point(sp, Synedit.CaretY);
mp.Run(ms, nil, Synedit.SelStart + (ep - Synedit.CaretX) - 1);
s := mp.GetExpressionAtPos;
if (s <> '') then
begin
sp := LastDelimiter('.', s);
if (sp > 0) then
Delete(s, sp, Length(s) - sp + 1)
else
s := '';
end;
mp.FillSynCompletionProposal(ItemList, InsertList, s);
p := SynEdit.ClientToScreen(SynEdit.RowColumnToPixels(Point(ep, SynEdit.CaretY)));
p.y := p.y + SynEdit.LineHeight;
Form1.CodeCompletionForm.Show(p, ItemList, InsertList, Filter, SynEdit);
finally
FreeAndNil(ms);
FreeAndNil(mp);
ItemList.Free;
InsertList.Free;
end;
end;
if Form1.CodeCompletionForm.Visible then
case Command of
ecDeleteChar, ecDeleteWord, ecDeleteEOL:
begin
if (SynEdit.CaretY = Form1.CodeCompletionStart.y) then
begin
//e.GetWordBoundsAtRowCol(acp_start, sp, ep);
s := WordAtCaret(SynEdit, sp, ep, Form1.CodeCompletionStart.x);
if (SynEdit.CaretX >= Form1.CodeCompletionStart.x) and (SynEdit.CaretX <= ep) then
begin
Form1.CodeCompletionForm.ListBox.Filter := s;
Exit;
end;
end;
Form1.CodeCompletionForm.Hide;
end;
end;
end;
procedure TScriptFrame.SynEditSpecialLineColors(Sender: TObject;
Line: integer; var Special: boolean; var FG, BG: TColor);
begin
if line = ScriptErrorLine then
begin;
Special := true;
BG := $50a0ff;
FG := 0;
end;
end;
procedure TScriptFrame.SynEditStatusChange(Sender: TObject;
Changes: TSynStatusChanges);
var
sp, ep: Integer;
s: string;
begin
{$IFDEF UpdateEditButtons}
if scSelection in changes then
begin;
Form1.TT_Cut.Enabled := SynEdit.SelAvail;
form1.TT_Copy.Enabled:= Form1.TT_Cut.Enabled;
form1.TT_Paste.Enabled:= SynEdit.CanPaste;
end;
{$ENDIF}
if Form1.CodeCompletionForm.Visible then
if (scAll in Changes) or (scTopLine in Changes) then
Form1.CodeCompletionForm.Visible := False
else if (scCaretX in Changes) or (scCaretY in Changes) or (scSelection in Changes) or (scModified in Changes) then
begin
if (SynEdit.CaretY = Form1.CodeCompletionStart.y) then
begin
s := WordAtCaret(SynEdit, sp, ep, Form1.CodeCompletionStart.x);
if (SynEdit.CaretX >= Form1.CodeCompletionStart.x) and (SynEdit.CaretX - 1 <= ep) then
begin
Form1.CodeCompletionForm.ListBox.Filter := s;
Exit;
end;
end;
Form1.CodeCompletionForm.Hide;
end;
end;
procedure TScriptFrame.undo;
begin
SynEdit.Undo;
if ScriptChanged then
if SynEdit.Lines.Text = StartText then
begin;
Form1.Caption:= format(WindowTitle,[ScriptName]);
OwnerSheet.Caption:= ScriptName;
ScriptChanged := false;
end;
end;
procedure TScriptFrame.redo;
begin
SynEdit.Redo;
if ScriptChanged then
if SynEdit.Lines.Text = StartText then
begin;
Form1.Caption:= format(WindowTitle,[ScriptName]);
OwnerSheet.Caption := ScriptName;
ScriptChanged := false;
end;
end;
procedure TScriptFrame.HandleErrorData;
var
i : integer;
begin
if ErrorData.Module <> '' then
begin;
if not FileExists(ErrorData.Module) then
formWriteln(Format('ERROR comes from a non-existing file (%s)',[ErrorData.Module]))
else
begin
ErrorData.Module:= SetDirSeparators(ErrorData.Module);// Set it right ;-)
for i := 0 to Form1.Tabs.Count - 1 do
if lowercase(TMufasaTab(Form1.Tabs[i]).ScriptFrame.ScriptFile) = lowercase(ErrorData.Module) then
begin;
ErrorData.Module:= '';
TMufasaTab(Form1.Tabs[i]).ScriptFrame.ErrorData := Self.ErrorData;
TMufasaTab(Form1.Tabs[i]).ScriptFrame.HandleErrorData;
Exit;
end;
Form1.LoadScriptFile(ErrorData.Module,true);
ErrorData.Module:= '';
Form1.CurrScript.ErrorData := Self.ErrorData;
Form1.CurrScript.HandleErrorData;
exit;
end;
end;
MakeActiveScriptFrame;
ScriptErrorLine:= ErrorData.Row;
SynEdit.Invalidate;
if ErrorData.Col = -1 then
SynEdit.SelStart:= ErrorData.Position
else
SynEdit.LogicalCaretXY := Point(ErrorData.Col,ErrorData.Row);
if pos('error',lowercase(ErrorData.Error)) > 0 then
formWriteln(Format('%s at line %d',[ErrorData.Error,ErrorData.Row]))
else
formWriteln(Format('Error: %s at line %d',[ErrorData.Error,ErrorData.Row]));
end;
procedure TScriptFrame.MakeActiveScriptFrame;
var
i : integer;
begin
if Form1.Visible then
for i := 0 to OwnerPage.PageCount - 1 do
if OwnerPage.Pages[i] = OwnerSheet then
begin;
OwnerPage.TabIndex := i;
if OwnerSheet.CanFocus then
OwnerSheet.SetFocus;
exit;
end;
end;
procedure TScriptFrame.ScriptThreadTerminate(Sender: TObject);
begin
FScriptState:= ss_None;
Form1.RefreshTab;
end;
procedure AddKey(const SynEdit : TSynEdit; const ACmd: TSynEditorCommand; const AKey: word;const AShift: TShiftState);
begin
with SynEdit.KeyStrokes.Add do
begin
Key := AKey;
Shift := AShift;
Command := ACmd;
end;
end;
constructor TScriptFrame.Create(TheOwner: TComponent);
var
MarkCaret : TSynEditMarkupHighlightAllCaret;
begin
inherited Create(TheOwner);
OwnerSheet := TTabSheet(TheOwner);
OwnerPage := TPageControl(OwnerSheet.Owner);
StartText:= SynEdit.Lines.text;
ScriptDefault:= StartText;
ScriptName:= 'Untitled';
ScriptChanged := false;
FScriptState:= ss_None;
ScriptErrorLine:= -1;
OwnerSheet.Caption:= ScriptName;
SynEdit.Options:= SynEdit.Options- [eoGroupUndo];
SynEdit.Options:= SynEdit.Options+ [eoGroupUndo,eoPersistentCaret];
SynEdit.IncrementColor.Background := $30D070;
SynEdit.HighlightAllColor.Background:= clYellow;
SynEdit.HighlightAllColor.Foreground:= clDefault;
MarkCaret := TSynEditMarkupHighlightAllCaret(SynEdit.MarkupByClass[TSynEditMarkupHighlightAllCaret]);
if assigned(MarkCaret) then
begin
with MarkCaret.MarkupInfo do
begin;
Background :=$E6E6E6;
FrameColor := clGray;
end;
MarkCaret.Enabled := True;
MarkCaret.FullWord:= True;
MarkCaret.FullWordMaxLen:= 3;
MarkCaret.WaitTime := 1500;
MarkCaret.IgnoreKeywords := true;
end;
AddKey(SynEdit,ecCodeCompletion,VK_SPACE,[ssCtrl]);
// TSynPasSyn(SynEdit.Highlighter).NestedComments:= false; Does not work :(
end;
destructor TScriptFrame.Destroy;
begin
inherited Destroy;
end;
initialization
{$I framescript.lrs}
end.
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