lhelp: fixed compilation and cleanup

git-svn-id: trunk@17122 -

components/chmhelp/lhelp/chmcontentprovider.pas

@@ -5,7 +5,8 @@ unit chmcontentprovider;
 interface
 
 uses
-  Classes, SysUtils, StdCtrls, ExtCtrls, ComCtrls, Controls, Buttons, Menus,
+  Classes, SysUtils,
+  FileUtil, StdCtrls, ExtCtrls, ComCtrls, Controls, Buttons, Menus,
   BaseContentProvider, FileContentProvider, IpHtml, ChmReader, ChmDataProvider;
   
 type
@@ -95,9 +96,6 @@ begin
 end;
 
 procedure TChmContentProvider.DoOpenChm(AFile: String);
-var
-Stream: TStream;
-Timer: TTimer;
 begin
   if (fChms <> nil) and fChms.IsAnOpenFile(AFile) then Exit;
   DoCloseChm;
@@ -350,7 +348,7 @@ end;
 
 function TChmContentProvider.GetHistory: TStrings;
 begin
-  //Result:=inherited GetHistory;
+  Result:= fHistory;
 end;
 
 function TChmContentProvider.LoadURL(const AURL: String; const AContext: THelpContext=-1): Boolean;

components/chmhelp/lhelp/chmdataprovider.pas

@@ -63,7 +63,7 @@ type
     function GetDirsParents(ADir: String): TStringList;
     function DoGetStream(const URL: string): TStream; override;
   public
-    constructor Create(var AChm: TChmFileList);
+    constructor Create(var AChm: TChmFileList); reintroduce;
     destructor Destroy; override;
     property Chm: TChmFileList read fChm write fChm;
     property OnHelpPopup: THelpPopupEvent read fOnHelpPopup write fOnHelpPopup;
@@ -122,55 +122,30 @@ end;
 procedure TIpChmDataProvider.DoGetImage(Sender: TIpHtmlNode; const URL: string;
   var Picture: TPicture);
 var
-Stream: TMemoryStream = nil;
-ImageClass: TFPCustomImageReaderClass;
-ImageReader: TFPCustomImageReader;
-OutImage: TFPWriterBMP= nil;
-Img : TFPMemoryImage = nil;
-FileExt: String;
+  Stream: TMemoryStream;
+  FileExt: String;
 begin
   //DebugLn('Getting Image ',(Url));
+  Picture := nil;
 
   FileExt := ExtractFileExt(URL);
-  if FileExt[1] = '.' then Delete(FileExt,1,1);
-  ImageClass := GetFPImageReaderForFileExtension(FileExt);
-
-  if ImageClass <> nil then begin
-    ImageReader := ImageClass.Create;
-    try
-      Picture := TPicture.Create;
-      Picture.Graphic := TBitmap.Create;
-      Stream := TMemoryStream(fChm.GetObject('/'+URL));
-      if Stream = nil then exit;
-      Img := TFPMemoryImage.Create(0,0);
-      Img.UsePalette:=False;
-      Img.LoadFromStream(Stream, ImageReader);
-      Stream.Free;
-      Stream := TMemoryStream.Create;
-      OutImage := TFPWriterBMP.Create;
-
-      Img.SaveToStream(Stream, OutImage);
 
+  Picture := TPicture.Create;
+  try
+    Stream := fChm.GetObject('/'+URL);
+    if Assigned(Stream) then
+    begin
       Stream.Position := 0;
-      Picture.Graphic.LoadFromStream(Stream);
-
-    finally
-      if Assigned(OutImage) then OutImage.Free;
-      if Assigned(Img) then Img.Free;
-      if Assigned(ImageReader) then ImageReader.Free;
-      if Assigned(Stream) then Stream.Free;
+      Picture.LoadFromStreamWithFileExt(Stream, FileExt);
     end;
-  end
-  else begin
-    // Couldn't find the picture we wanted.
-    Picture := nil;
+  finally
+    Stream.Free;
   end;
 end;
 
 function TIpChmDataProvider.CanHandle(const URL: string): Boolean;
 var
-  HelpFile,
-  Link: String;
+  HelpFile: String;
 begin
   Result := True;
   if Pos('Java', URL) =1  then Result := False;
@@ -188,10 +163,9 @@ end;
 
 function TIpChmDataProvider.BuildURL(const OldURL, NewURL: string): string;
 var
-tmp: String;
-X: LongInt;
-RelURL: String = '';
-fOldUrl: String;
+  tmp: String;
+  X: LongInt;
+  fOldUrl: String;
 begin
 
    if Pos('ms-its:', OldURL) > 0 then begin

components/chmhelp/lhelp/lhelp.lpi

@@ -1,23 +1,23 @@
 <?xml version="1.0"?>
 <CONFIG>
   <ProjectOptions>
-    <PathDelim Value="/"/>
+    <PathDelim Value="\"/>
     <Version Value="6"/>
     <General>
       <SessionStorage Value="InProjectDir"/>
       <MainUnit Value="0"/>
-      <IconPath Value="./"/>
       <TargetFileExt Value=""/>
     </General>
     <PublishOptions>
       <Version Value="2"/>
+      <DestinationDirectory Value="$(TestDir)\publishedproject\"/>
       <IncludeFileFilter Value="*.(pas|pp|inc|lfm|lpr|lrs|lpi|lpk|sh|xml)"/>
       <ExcludeFileFilter Value="*.(bak|ppu|ppw|o|so);*~;backup"/>
     </PublishOptions>
     <RunParams>
       <local>
         <FormatVersion Value="1"/>
-        <LaunchingApplication PathPlusParams="/usr/bin/gnome-terminal -t 'Lazarus Run Output' -e '$(LazarusDir)/tools/runwait.sh $(TargetCmdLine)'"/>
+        <LaunchingApplication PathPlusParams="\usr\bin\gnome-terminal -t 'Lazarus Run Output' -e '$(LazarusDir)\tools\runwait.sh $(TargetCmdLine)'"/>
         <Display Value="192.168.0.250:0"/>
       </local>
     </RunParams>
@@ -33,7 +33,7 @@
         <PackageName Value="LCL"/>
       </Item3>
     </RequiredPackages>
-    <Units Count="10">
+    <Units Count="9">
       <Unit0>
         <Filename Value="lhelp.lpr"/>
         <IsPartOfProject Value="True"/>
@@ -84,21 +84,16 @@
         <IsPartOfProject Value="True"/>
         <UnitName Value="HTTPContentProvider"/>
       </Unit8>
-      <Unit9>
-        <Filename Value="../packages/chm/chmpkg.pas"/>
-        <IsPartOfProject Value="True"/>
-        <UnitName Value="chmpkg"/>
-      </Unit9>
     </Units>
   </ProjectOptions>
   <CompilerOptions>
-    <Version Value="5"/>
+    <Version Value="8"/>
+    <PathDelim Value="\"/>
     <SearchPaths>
-      <Libraries Value="/emul/linux/x86/lib/;/emul/linux/x86/usr/lib32/"/>
-      <SrcPath Value="$(LazarusDir)/lcl/;$(LazarusDir)/lcl/interfaces/$(LCLWidgetType)/"/>
+      <Libraries Value="\emul\linux\x86\lib\;\emul\linux\x86\usr\lib32\"/>
+      <SrcPath Value="$(LazarusDir)\lcl\;$(LazarusDir)\lcl\interfaces\$(LCLWidgetType)\"/>
     </SearchPaths>
     <CodeGeneration>
-      <Generate Value="Faster"/>
       <Optimizations>
         <OptimizationLevel Value="3"/>
       </Optimizations>

components/chmhelp/lhelp/lhelpcore.pas

@@ -22,9 +22,10 @@ unit lhelpcore;
 interface
 
 uses
-  Classes, SysUtils, LResources, Forms, Controls, Graphics, Dialogs,
-  Buttons, LCLProc, StdCtrls, IpHtml, ComCtrls, ExtCtrls,
-  Menus, SimpleIPC, BaseContentProvider, FileContentProvider, ChmContentProvider;
+  Classes, SysUtils, SimpleIPC,
+  FileUtil, LResources, Forms, Controls, Graphics, Dialogs,
+  Buttons, LCLProc, StdCtrls, IpHtml, ComCtrls, ExtCtrls, Menus,
+  BaseContentProvider, FileContentProvider, ChmContentProvider;
 
 type