From 331b05a1476eb03c583be1c6ee80b32c535337ca Mon Sep 17 00:00:00 2001
From: mattias <nc-gaertnma@netcologne.de>
Date: Thu, 20 May 2010 21:44:03 +0000
Subject: [PATCH] IDE: started block completion on char

git-svn-id: trunk@25556 -
---
 components/codetools/codetoolmanager.pas | 11 ++++++
 components/codetools/stdcodetools.pas    |  3 +-
 ide/sourceeditor.pp                      | 43 ++++++++++++++++++++++--
 3 files changed, 52 insertions(+), 5 deletions(-)

diff --git a/components/codetools/codetoolmanager.pas b/components/codetools/codetoolmanager.pas
index 8df352ef40..fea3f1d83b 100644
--- a/components/codetools/codetoolmanager.pas
+++ b/components/codetools/codetoolmanager.pas
@@ -363,6 +363,7 @@ type
     function GuessUnclosedBlock(Code: TCodeBuffer; X,Y: integer;
           out NewCode: TCodeBuffer;
           out NewX, NewY, NewTopLine: integer): boolean;
+    function CompleteBlock(Code: TCodeBuffer; X,Y: integer): boolean;
     function CompleteBlock(Code: TCodeBuffer; X,Y: integer;
           out NewCode: TCodeBuffer;
           out NewX, NewY, NewTopLine: integer): boolean;
@@ -3111,6 +3112,16 @@ begin
   {$ENDIF}
 end;
 
+function TCodeToolManager.CompleteBlock(Code: TCodeBuffer; X, Y: integer
+  ): boolean;
+var
+  NewCode: TCodeBuffer;
+  NewX, NewY, NewTopLine: integer;
+begin
+  Result:=CompleteBlock(Code,X,Y,NewCode,NewX,NewY,NewTopLine);
+  if (NewCode=nil) and (NewX<0) and (NewY<0) and (NewTopLine<1) then ;
+end;
+
 function TCodeToolManager.CompleteBlock(Code: TCodeBuffer; X, Y: integer; out
   NewCode: TCodeBuffer; out NewX, NewY, NewTopLine: integer): boolean;
 var
diff --git a/components/codetools/stdcodetools.pas b/components/codetools/stdcodetools.pas
index 79aa65e2e6..ac7adb03f3 100644
--- a/components/codetools/stdcodetools.pas
+++ b/components/codetools/stdcodetools.pas
@@ -5598,7 +5598,7 @@ var
     Indent: Integer;
     CursorBlockInnerIndent, CursorBlockOuterIndent: LongInt;
     CursorBlock: TBlock;
-    BehindCursorBlock: Boolean; // atom behind cursor block
+    BehindCursorBlock: Boolean; // atom is behind cursor block
     InCursorBlock: Boolean;
     NeedCompletion: Boolean;
     InsertPos: LongInt;
@@ -5857,7 +5857,6 @@ var
       InCursorBlock:=(CursorBlockLvl>=0) and (CursorBlockLvl=Stack.Top)
                      and (not BehindCursorBlock);
       if LineStart and InCursorBlock then begin
-        Indent:=GetLineIndent(Src,CurPos.StartPos);
         // atom is in same block as cursor (not sub block)
         // and first atom of a line
         // => check indent
diff --git a/ide/sourceeditor.pp b/ide/sourceeditor.pp
index beeadaa1c1..731fd2e367 100644
--- a/ide/sourceeditor.pp
+++ b/ide/sourceeditor.pp
@@ -40,9 +40,9 @@ uses
   {$IFDEF IDE_MEM_CHECK}
   MemCheck,
   {$ENDIF}
-  Classes, SysUtils, Math, Controls, LCLProc, LCLType, LResources, LCLIntf,
-  FileUtil, Forms, ComCtrls, Dialogs, StdCtrls, Graphics,
-  Translations, ClipBrd, types, Extctrls, Menus, HelpIntfs, LConvEncoding, LDockCtrl,
+  Classes, SysUtils, Math, Controls, LCLProc, LCLType, LResources,
+  LCLIntf, FileUtil, Forms, ComCtrls, Dialogs, StdCtrls, Graphics, Translations,
+  ClipBrd, types, Extctrls, Menus, HelpIntfs, LConvEncoding, LDockCtrl,
   // codetools
   BasicCodeTools, CodeBeautifier, CodeToolManager, CodeCache, SourceLog,
   // synedit
@@ -284,6 +284,7 @@ type
        Category: TAutoCompleteOption): boolean;
     function AutoBlockCompleteChar(Char: TUTF8Char; var AddChar: boolean;
        Category: TAutoCompleteOption; aTextPos: TPoint; Line: string): boolean;
+    function AutoBlockCompleteChar(Char: TUTF8Char): boolean;
     procedure AutoCompleteBlock;
 
     procedure FocusEditor;// called by TSourceNotebook when the Notebook page
@@ -3015,6 +3016,12 @@ begin
 
   ecNone: ;
 
+  ecChar:
+    begin
+      if AutoBlockCompleteChar(AChar) then
+        Handled:=true;
+    end;
+
   else
     begin
       Handled:=false;
@@ -3778,6 +3785,36 @@ begin
   end;
 end;
 
+function TSourceEditor.AutoBlockCompleteChar(Char: TUTF8Char): boolean;
+var
+  p: TPoint;
+  x1: integer;
+  x2: integer;
+  Line: String;
+  WordToken: String;
+begin
+  Result:=false;
+  if (not EditorOpts.AutoBlockCompletion)
+  or (not (SyntaxHighlighterType in [lshFreePascal,lshDelphi])) then
+    exit;
+  if (Char='n') or (Char='N') then begin
+    p:=GetCursorTextXY;
+    FEditor.GetWordBoundsAtRowCol(p, x1, x2);
+    Line:=GetLineText;
+    WordToken := copy(Line, x1, x2-x1);
+    if SysUtils.CompareText(WordToken,'begin')<>0 then exit;
+    debugln(['TSourceEditor.AutoBlockCompleteChar ']);
+    // user typed 'begin'
+    if not LazarusIDE.SaveSourceEditorChangesToCodeCache(self) then exit;
+    {FEditor.BeginUndoBlock;
+    try
+      if not CodeToolBoss.CompleteBlock(CodeBuffer,p.X,p.Y) then exit;
+    finally
+      FEditor.EndUndoBlock;
+    end;}
+  end;
+end;
+
 procedure TSourceEditor.AutoCompleteBlock;
 var
   XY: TPoint;