Fix more uninitialized variables and suppress compiler warnings. Merge r55222 #4bd30e3b00 manually.

git-svn-id: branches/fixes_1_8@55388 -

designer/anchoreditor.pas

@@ -683,11 +683,12 @@ var
 
   function NeighbourPosition(c: TControl): Integer;
   begin
+    result:=0;
     case CurNeighbour of
-    akTop: result:=c.top;
-    akLeft: result:=c.Left;
-    akRight: result:=c.left+c.Width;
-    akBottom: result:=c.Top+c.Height;
+      akTop: result:=c.top;
+      akLeft: result:=c.Left;
+      akRight: result:=c.left+c.Width;
+      akBottom: result:=c.Top+c.Height;
     end;
   end;
 
@@ -994,6 +995,7 @@ end;
 
 function TAnchorDesigner.AnchorDesignerNeighbourText(direction: TAnchorKind): string;
 begin
+  result:='';
   case direction of
     akLeft: result:=lisSelectedLeftNeighbour;
     akRight: result:=lisSelectedRightNeighbour;

designer/menushortcuts.pas

@@ -463,7 +463,8 @@ end;
 
 function KindToPropertyName(aKind: TSCKind): string;
 begin
-   case aKind of
+  Result:='';
+  case aKind of
     scUnknown:   Result:='<unknown property>';
     scActionAccel, scMenuItemAccel, scOtherCompAccel:
                   Result:='Caption';

ide/buildprofilemanager.pas

@@ -174,6 +174,7 @@ const
 
 function IdeBuildModeToStr(BuildMode: TIdeBuildMode): string;
 begin
+  Result:='';
   case BuildMode of
     bmBuild:         Result:='Build';
     bmCleanBuild:    Result:='Clean + Build';

ide/compileroptions.pp

@@ -2027,6 +2027,7 @@ end;
 
 function TBaseCompilerOptions.GetTargetFileExt: string;
 begin
+  Result:='';
   case ExecutableType of
   cetProgram:
     Result:=GetExecutableExt(fTargetOS);

ide/editoroptions.pp

@@ -5082,6 +5082,7 @@ end;
 
 function TEditorOptions.GetTrimSpaceName(IndentType: TSynEditStringTrimmingType): string;
 begin
+  Result := '';
   case IndentType of
     settLeaveLine:
       Result := 'LeaveLine';

ide/encloseselectiondlg.pas

@@ -78,6 +78,7 @@ implementation
 
 function EncloseSelectionTypeDescription(TheType: TEncloseSelectionType): string;
 begin
+  Result:='';
   case TheType of
     estTryFinally: Result:='Try..Finally';
     estTryExcept: Result:='Try..Except';

ide/fpdoceditwindow.pas

@@ -402,8 +402,8 @@ var
   LinkTitle: string;
   LinkSrc: String;
 begin
-  if (ShowFPDocLinkEditorDialog(fSourceFilename,DocFile,Link,LinkTitle)<>mrOk)
-  or (Link='') then exit;
+  if ShowFPDocLinkEditorDialog(fSourceFilename,DocFile,Link,LinkTitle)<>mrOk then exit;
+  if Link='' then exit;
   LinkSrc:='<link id="'+Link+'"';
   if LinkTitle='' then begin
     LinkSrc:=LinkSrc+'/>';

ide/inspectchksumchangeddlg.pas

@@ -335,6 +335,7 @@ begin
   if Files<>nil then begin
     PPUCount:=0;
     SrcCount:=0;
+    FileNode:=nil;
     for i:=0 to Files.Count-1 do begin
       aFile:=Files[i];
       if CompareFileExt(aFile.Filename,'.ppu',false)=0 then

ide/main.pp

@@ -9346,6 +9346,7 @@ begin
     if OldSource<>NewSource then
     begin
       Line:=0;
+      Col:=0;
       for i:=1 to length(OldSource) do
         if (i>length(NewSource)) or (OldSource[i]<>NewSource[i]) then
         begin
@@ -12794,8 +12795,9 @@ var
   Root: TPersistent;
   JITMethod: TJITMethod;
 begin
+  Result:=false;
   Root:=GlobalDesignHook.LookupRoot;
-  if Root=nil then exit(false);
+  if Root=nil then exit;
   if TObject(Method.Data)=Root then begin
     Result:=(Method.Code<>nil) and (Root.MethodName(Method.Code)<>'')
       and (Root.ClassParent.MethodName(Method.Code)='');

ide/sourcefilemanager.pas

@@ -3636,6 +3636,7 @@ begin
     piUnit:      DlgCaption := dlgMainViewUnits;
     piComponent: DlgCaption := dlgMainViewForms;
     piFrame:     DlgCaption := dlgMainViewFrames;
+    else         DlgCaption := '';
   end;
   Result := ShowViewUnitsDlg(ItemList, MultiSelect, MultiSelectCheckedState, DlgCaption, ItemType);
 end;
@@ -6830,7 +6831,9 @@ begin
   // try loading the ancestor first (unit, lfm and component instance)
 
   if AnUnitInfo.UnitResourceFileformat<>nil then
-    DefAncestorClass:=AnUnitInfo.UnitResourceFileformat.DefaultComponentClass;
+    DefAncestorClass:=AnUnitInfo.UnitResourceFileformat.DefaultComponentClass
+  else
+    DefAncestorClass:=nil;
   // use TForm as default ancestor
   if DefAncestorClass=nil then
     DefAncestorClass:=BaseFormEditor1.StandardDesignerBaseClasses[DesignerBaseClassId_TForm];
@@ -6838,8 +6841,7 @@ begin
   if (AncestorClass=nil) then begin
     IgnoreBtnText:='';
     if DefAncestorClass<>nil then
-      IgnoreBtnText:=Format(lisIgnoreUseAsAncestor, [DefAncestorClass.ClassName]
-        );
+      IgnoreBtnText:=Format(lisIgnoreUseAsAncestor, [DefAncestorClass.ClassName]);
 
     Result:=LoadComponentDependencyHidden(AnUnitInfo,AncestorClassName,
              OpenFlags,false,AncestorClass,AncestorUnitInfo,GrandAncestorClass,

lcl/interfaces/qt/qtwinapi.inc

@@ -593,7 +593,7 @@ begin
     else
       QtFont.setFamily(UTF16ToUTF8(GetDefaultAppFontName));
 
-    if (LogFont.lfQuality >= Low(QStyleStategy)) and (LogFont.lfQuality <= High(QStyleStategy)) then
+    if LogFont.lfQuality <= High(QStyleStategy) then
       QtFont.setStyleStrategy(QStyleStategy[LogFont.lfQuality]);
     Result := HFONT(QtFont);
   except
@@ -6144,6 +6144,7 @@ begin
   begin
     if fnMapMode <> TQtDeviceContext(DC).vMapMode then
     begin
+      AWindowExt := Point(0, 0);
       case fnMapMode of
         MM_ANISOTROPIC:; // user's choice
         MM_ISOTROPIC:; // adjusted after each SetViewPortExtEx call (see MSDN for details)

lcl/interfaces/qt/qtwsstdctrls.pp

@@ -1440,6 +1440,7 @@ class function TQtWSCustomComboBox.GetMaxLength(
 var
   LineEdit: TQtLineEdit;
 begin
+  Result := 0;
   if not WSCheckHandleAllocated(ACustomComboBox, 'GetMaxLength') then
     Exit;
   LineEdit := TQtComboBox(ACustomComboBox.Handle).LineEdit;
@@ -1448,9 +1449,7 @@ begin
     Result := LineEdit.getMaxLength;
     if Result = QtMaxEditLength then
       Result := 0;
-  end
-  else
-    Result := 0;
+  end;
 end;
 
 {------------------------------------------------------------------------------

lcl/interfaces/qt5/qtwinapi.inc

@@ -588,7 +588,7 @@ begin
     else
       QtFont.setFamily(UTF16ToUTF8(GetDefaultAppFontName));
 
-    if (LogFont.lfQuality >= Low(QStyleStategy)) and (LogFont.lfQuality <= High(QStyleStategy)) then
+    if LogFont.lfQuality <= High(QStyleStategy) then
       QtFont.setStyleStrategy(QStyleStategy[LogFont.lfQuality]);
     Result := HFONT(QtFont);
   except
@@ -6014,6 +6014,7 @@ begin
   begin
     if fnMapMode <> TQtDeviceContext(DC).vMapMode then
     begin
+      AWindowExt := Point(0, 0);
       case fnMapMode of
         MM_ANISOTROPIC:; // user's choice
         MM_ISOTROPIC:; // adjusted after each SetViewPortExtEx call (see MSDN for details)

lcl/interfaces/qt5/qtwsstdctrls.pp

@@ -1419,6 +1419,7 @@ class function TQtWSCustomComboBox.GetMaxLength(
 var
   LineEdit: TQtLineEdit;
 begin
+  Result := 0;
   if not WSCheckHandleAllocated(ACustomComboBox, 'GetMaxLength') then
     Exit;
   LineEdit := TQtComboBox(ACustomComboBox.Handle).LineEdit;
@@ -1427,9 +1428,7 @@ begin
     Result := LineEdit.getMaxLength;
     if Result = QtMaxEditLength then
       Result := 0;
-  end
-  else
-    Result := 0;
+  end;
 end;
 
 {------------------------------------------------------------------------------