added DisableAutoSizing/EnableAutoSizing, fixed crash on adding a notebook page with autosized controls

git-svn-id: trunk@7675 -

doceditor/eleditor.pp

@@ -40,7 +40,6 @@ Type
 
   TCustomElementEditor = Class(TPanel)
   private
-    FChangedEvent: TNotifyEvent;
     Felement : TDomElement;
     FGetElementList: TGetElementListEvent;
     FSavedNode,
@@ -519,6 +518,7 @@ begin
   If Not Result then
     begin
     SS:=TStringStream.Create(Head+S+Tail);
+    D:=nil;
     Try
       Try
         ReadXmlFile(D,SS);

doceditor/frmmain.lfm

@@ -6,14 +6,13 @@ object MainForm: TMainForm
   OnCloseQuery = MainFormCloseQuery
   OnCreate = MainFormCreate
   OnDestroy = MainFormDestroy
-  PixelsPerInch = 75
+  PixelsPerInch = 112
   HorzScrollBar.Page = 601
   VertScrollBar.Page = 517
   Left = 189
   Height = 544
   Width = 602
   object TBMain: TToolBar
-    BorderSpacing.OnChange = nil
     ButtonHeight = 28
     ButtonWidth = 28
     Caption = 'TBMain'
@@ -188,7 +187,6 @@ object MainForm: TMainForm
   end
   object PCFiles: TPageControl
     Align = alClient
-    BorderSpacing.OnChange = nil
     TabOrder = 1
     Left = 5
     Height = 468

doceditor/frmmain.pp

@@ -821,8 +821,13 @@ begin
 end;
 
 procedure TMainForm.ApplyOptions;
+var
+  i: Integer;
 begin
   ShowHint := ShowHelpHints;
+  for i:=0 to ComponentCount-1 do
+    if Components[i] is TToolButton then
+      TToolButton(Components[i]).ShowHint:=ShowHelpHints;
 end;
 
 

doceditor/lazde.lpi

@@ -8,11 +8,11 @@
         <SaveOnlyProjectUnits Value="True"/>
       </Flags>
       <MainUnit Value="0"/>
-      <ActiveEditorIndexAtStart Value="10"/>
       <AutoCreateForms Value="False"/>
       <IconPath Value="./"/>
       <TargetFileExt Value=".exe"/>
       <Title Value="Lazarus Documentation Editor"/>
+      <ActiveEditorIndexAtStart Value="5"/>
     </General>
     <Units Count="13">
       <Unit0>
@@ -21,23 +21,23 @@
         <IsPartOfProject Value="True"/>
         <TopLine Value="1"/>
         <UnitName Value="lazde"/>
-        <UsageCount Value="97"/>
+        <UsageCount Value="98"/>
       </Unit0>
       <Unit1>
-        <CursorPos X="17" Y="21"/>
-        <EditorIndex Value="4"/>
+        <CursorPos X="15" Y="803"/>
+        <EditorIndex Value="0"/>
         <Filename Value="frmmain.pp"/>
         <ComponentName Value="MainForm"/>
         <IsPartOfProject Value="True"/>
         <Loaded Value="True"/>
         <ResourceFilename Value="frmmain.lrs"/>
-        <TopLine Value="1"/>
+        <TopLine Value="787"/>
         <UnitName Value="FrmMain"/>
-        <UsageCount Value="97"/>
+        <UsageCount Value="98"/>
       </Unit1>
       <Unit2>
         <CursorPos X="1" Y="23"/>
-        <EditorIndex Value="2"/>
+        <EditorIndex Value="10"/>
         <Filename Value="frmoptions.pp"/>
         <ComponentName Value="OptionsForm"/>
         <IsPartOfProject Value="True"/>
@@ -45,11 +45,11 @@
         <ResourceFilename Value="frmoptions.lrs"/>
         <TopLine Value="1"/>
         <UnitName Value="frmOptions"/>
-        <UsageCount Value="94"/>
+        <UsageCount Value="95"/>
       </Unit2>
       <Unit3>
         <CursorPos X="1" Y="23"/>
-        <EditorIndex Value="3"/>
+        <EditorIndex Value="11"/>
         <Filename Value="frmnewnode.pp"/>
         <ComponentName Value="NewNodeForm"/>
         <IsPartOfProject Value="True"/>
@@ -57,11 +57,11 @@
         <ResourceFilename Value="frmnewnode.lrs"/>
         <TopLine Value="1"/>
         <UnitName Value="frmNewNode"/>
-        <UsageCount Value="91"/>
+        <UsageCount Value="92"/>
       </Unit3>
       <Unit4>
         <CursorPos X="32" Y="27"/>
-        <EditorIndex Value="6"/>
+        <EditorIndex Value="13"/>
         <Filename Value="frmmakeskel.pp"/>
         <ComponentName Value="MakeSkelForm"/>
         <IsPartOfProject Value="True"/>
@@ -69,11 +69,11 @@
         <ResourceFilename Value="frmmakeskel.lrs"/>
         <TopLine Value="1"/>
         <UnitName Value="FrmMakeSkel"/>
-        <UsageCount Value="68"/>
+        <UsageCount Value="69"/>
       </Unit4>
       <Unit5>
         <CursorPos X="11" Y="16"/>
-        <EditorIndex Value="0"/>
+        <EditorIndex Value="8"/>
         <Filename Value="frmlink.pp"/>
         <ComponentName Value="LinkForm"/>
         <IsPartOfProject Value="True"/>
@@ -81,11 +81,11 @@
         <ResourceFilename Value="frmlink.lrs"/>
         <TopLine Value="1"/>
         <UnitName Value="FrmLink"/>
-        <UsageCount Value="61"/>
+        <UsageCount Value="62"/>
       </Unit5>
       <Unit6>
         <CursorPos X="1" Y="23"/>
-        <EditorIndex Value="1"/>
+        <EditorIndex Value="9"/>
         <Filename Value="frmtable.pp"/>
         <ComponentName Value="TableForm"/>
         <IsPartOfProject Value="True"/>
@@ -93,11 +93,11 @@
         <ResourceFilename Value="frmtable.lrs"/>
         <TopLine Value="1"/>
         <UnitName Value="frmTable"/>
-        <UsageCount Value="61"/>
+        <UsageCount Value="62"/>
       </Unit6>
       <Unit7>
         <CursorPos X="35" Y="26"/>
-        <EditorIndex Value="5"/>
+        <EditorIndex Value="12"/>
         <Filename Value="frmabout.pp"/>
         <ComponentName Value="AboutForm"/>
         <IsPartOfProject Value="True"/>
@@ -105,41 +105,37 @@
         <ResourceFilename Value="frmabout.lrs"/>
         <TopLine Value="1"/>
         <UnitName Value="FrmAbout"/>
-        <UsageCount Value="52"/>
+        <UsageCount Value="53"/>
       </Unit7>
       <Unit8>
-        <CursorPos X="16" Y="26"/>
-        <EditorIndex Value="12"/>
+        <CursorPos X="22" Y="251"/>
         <Filename Value="pkeditor.pp"/>
         <IsPartOfProject Value="True"/>
-        <Loaded Value="True"/>
-        <TopLine Value="1"/>
+        <TopLine Value="235"/>
         <UnitName Value="PkEditor"/>
-        <UsageCount Value="46"/>
+        <UsageCount Value="47"/>
       </Unit8>
       <Unit9>
-        <CursorPos X="16" Y="497"/>
-        <EditorIndex Value="7"/>
+        <CursorPos X="12" Y="521"/>
+        <EditorIndex Value="14"/>
         <Filename Value="eleditor.pp"/>
         <IsPartOfProject Value="True"/>
         <Loaded Value="True"/>
-        <TopLine Value="473"/>
+        <TopLine Value="500"/>
         <UnitName Value="ElEditor"/>
-        <UsageCount Value="46"/>
+        <UsageCount Value="47"/>
       </Unit9>
       <Unit10>
         <CursorPos X="34" Y="28"/>
-        <EditorIndex Value="11"/>
         <Filename Value="fpdeutil.pp"/>
         <IsPartOfProject Value="True"/>
-        <Loaded Value="True"/>
         <TopLine Value="1"/>
         <UnitName Value="FPDEUtil"/>
-        <UsageCount Value="46"/>
+        <UsageCount Value="47"/>
       </Unit10>
       <Unit11>
         <CursorPos X="15" Y="71"/>
-        <EditorIndex Value="9"/>
+        <EditorIndex Value="15"/>
         <Filename Value="frmexample.pp"/>
         <ComponentName Value="ExampleForm"/>
         <IsPartOfProject Value="True"/>
@@ -147,11 +143,11 @@
         <ResourceFilename Value="frmexample.lrs"/>
         <TopLine Value="66"/>
         <UnitName Value="FrmExample"/>
-        <UsageCount Value="37"/>
+        <UsageCount Value="38"/>
       </Unit11>
       <Unit12>
-        <CursorPos X="3" Y="570"/>
-        <EditorIndex Value="10"/>
+        <CursorPos X="19" Y="568"/>
+        <EditorIndex Value="16"/>
         <Filename Value="frmbuild.pp"/>
         <ComponentName Value="BuildForm"/>
         <IsPartOfProject Value="True"/>
@@ -159,7 +155,7 @@
         <ResourceFilename Value="frmbuild.lrs"/>
         <TopLine Value="545"/>
         <UnitName Value="frmBuild"/>
-        <UsageCount Value="32"/>
+        <UsageCount Value="33"/>
       </Unit12>
     </Units>
     <PublishOptions>

doceditor/pgeditor.pp

@@ -233,6 +233,7 @@ end;
 
 procedure TEditorPage.ElementChanged(Sender: TObject);
 begin
+  if Sender=nil then ;
   TPackageEditor(FPackages).UpdateSelectedNodeStatus;
 end;
 

doceditor/pkeditor.pp

@@ -255,8 +255,6 @@ end;
   ---------------------------------------------------------------------}
 
 Constructor TPackageEditor.Create(AOwner : TComponent);
-var
-  TmpPanel: TPanel;
 
   Function NewMenuItem(ACaption : String; AOnClick : TNotifyEvent) : TMenuItem;
 
@@ -521,6 +519,7 @@ procedure TPackageEditor.MenuCollapseAllClick(Sender: TObject);
 var
   Node: TTreeNode;
 begin
+  if Sender=nil then ;
   ElementTree.FullCollapse;
   Node := ElementTree.Items.GetFirstNode;
   if Node<>nil then
@@ -529,6 +528,7 @@ end;
 
 procedure TPackageEditor.MenuExpandAllClick(Sender: TObject);
 begin
+  if Sender=nil then ;
   ElementTree.FullExpand;
 end;
 

lcl/controls.pp

@@ -719,6 +719,7 @@ type
     FAlign: TAlign;
     FAnchors: TAnchors;
     FAnchorSides: array[TAnchorKind] of TAnchorSide;
+    FAutoSizingLockCount: Integer;
     FAutoSize: Boolean;
     FBaseBounds: TRect;
     FBaseBoundsLock: integer;
@@ -1065,6 +1066,8 @@ type
                                Raw: boolean); virtual;
     procedure CNPreferredSizeChanged;
     procedure InvalidatePreferredSize; virtual;
+    procedure DisableAutoSizing;
+    procedure EnableAutoSizing;
   public
     constructor Create(TheOwner: TComponent);override;
     destructor Destroy; override;
@@ -1600,6 +1603,8 @@ type
     procedure InvalidateClientRectCache(WithChildControls: boolean);
     function ClientRectNeedsInterfaceUpdate: boolean;
     procedure SetBounds(aLeft, aTop, aWidth, aHeight: integer); override;
+    procedure DisableAlign;
+    procedure EnableAlign;
   public
     constructor Create(TheOwner: TComponent);override;
     constructor CreateParented(ParentWindow: HWnd);
@@ -1617,8 +1622,6 @@ type
     Procedure BroadCast(var ToAllMessage);
     procedure NotifyControls(Msg: Word);
     procedure DefaultHandler(var AMessage); override;
-    Procedure DisableAlign;
-    Procedure EnableAlign;
     function  GetTextLen: Integer; override;
     Procedure Invalidate; override;
     Procedure InsertControl(AControl: TControl);

lcl/include/control.inc

@@ -1944,8 +1944,9 @@ end;
 ------------------------------------------------------------------------------}
 function TControl.AutoSizeDelayed: boolean;
 begin
-  Result:=// no autosize during loading or destruction
-          ([csLoading,csDestroying]*ComponentState<>[])
+  Result:=(FAutoSizingLockCount>0)
+          // no autosize during loading or destruction
+          or ([csLoading,csDestroying]*ComponentState<>[])
           // no autosize for invisible controls
           or ((not Visible) and (not (csDesigning in ComponentState)))
           // if there is no parent, then this control is not visible
@@ -1956,7 +1957,8 @@ begin
   {$IFDEF VerboseCanAutoSize}
   if Result and AutoSize then begin
     DbgOut('TControl.AutoSizeDelayed Self='+DbgSName(Self)+' ');
-    if csLoading in ComponentState then debugln('csLoading')
+    if FAutoSizingLockCount>0 then debugln('FAutoSizingLockCount=',dbgs(FAutoSizingLockCount))
+    else if csLoading in ComponentState then debugln('csLoading')
     else if csDestroying in ComponentState then debugln('csDestroying')
     else if not Visible then debugln('Visible')
     else if NeedParentForAutoSize and (Parent=nil) then debugln('NeedParentForAutoSize and (Parent=nil)')
@@ -3512,6 +3514,19 @@ begin
   end;
 end;
 
+procedure TControl.DisableAutoSizing;
+begin
+  inc(FAutoSizingLockCount);
+end;
+
+procedure TControl.EnableAutoSizing;
+begin
+  if FAutoSizingLockCount<=0 then RaiseGDBException('TControl.EnableAutoSizing');
+  dec(FAutoSizingLockCount);
+  if FAutoSizingLockCount=0 then
+    AdjustSize;
+end;
+
 {------------------------------------------------------------------------------
   Method: TControl.WMWindowPosChanged
   Params:   Msg: The message

lcl/include/customnotebook.inc

@@ -437,6 +437,8 @@ begin
   DebugLn('TCustomNotebook.InsertPage A ',Name,' Index=',Index,' Name=',
     APage.Name,' Caption=',APage.Caption);
   {$ENDIF}
+  APage.DisableAutoSizing;
+  try
     if Index<FPageList.Count then
       NewZPosition:=GetControlIndex(TCustomPage(fPageList[Index]))
     else
@@ -448,11 +450,11 @@ begin
     if PageIndex = -1 then
       FPageIndex := Index;
 
-{$ifndef WIN32}
+  {$ifndef WIN32}
     // TODO: remove when gtk widgetset fixed to show tabpage tab upon
     //   AddPage, instead of needing TabPage.Visible := true
     APage.Visible := true;
-{$endif}
+  {$endif}
 
     UpdateDesignerFlags(Index);
 
@@ -463,6 +465,9 @@ begin
       if PageIndex = Index then
         DoSendPageIndex;
     end;
+  finally
+    APage.EnableAutoSizing;
+  end;
   {$IFDEF NOTEBOOK_DEBUG}
   DebugLn('TCustomNotebook.InsertPage END ',Name,' Index=',
     Index,' Name=',APage.Name,' Caption=',APage.Caption);
@@ -486,10 +491,11 @@ begin
     TWSCustomNotebookClass(WidgetSetClass).MovePage(Self, APage, NewIndex);
 end;
 
-procedure TCustomNoteBook.ChildPageSetTabVisible(APage: TCustomPage; AValue: Boolean; AIndex: Integer);
+procedure TCustomNoteBook.ChildPageSetTabVisible(APage: TCustomPage;
+  AValue: Boolean; AIndex: Integer);
 var
-X: Integer;
-RealIndex: Integer;
+  X: Integer;
+  RealIndex: Integer;
 begin
   RealIndex:= AIndex;
   for X := 0 to AIndex-1 do

lcl/include/wincontrol.inc

@@ -34,6 +34,7 @@ function TWinControl.AutoSizeDelayed: boolean;
 begin
   Result:=// no handle means not visible
           (not HandleAllocated)
+          or (not FShowing)
           // during handle creation no autosize
           or (wcfCreatingChildHandles in FWinControlFlags)
           or (inherited AutoSizeDelayed);
@@ -42,6 +43,7 @@ begin
   if Result and AutoSize then begin
     DbgOut('TWinControl.AutoSizeDelayed Self='+DbgSName(Self)+' ');
     if not HandleAllocated then debugln('not HandleAllocated')
+    else if not FShowing then debugln('not FShowing')
     else if wcfCreatingChildHandles in FWinControlFlags then debugln('wcfCreatingChildHandles')
     else debugln('inherited AutoSizeDelayed');
   end;
@@ -687,6 +689,7 @@ var
   Child: TControl;
   AWinControl: TWinControl;
 begin
+  if AutoSizeDelayed then exit;
   for i:=0 to ControlCount-1 do begin
     Child:=Controls[i];
     if Child.AutoSizeDelayed then continue;
@@ -1413,6 +1416,8 @@ begin
     if not ok then
       FShowing := not bShow;
   end;
+  
+  if FShowing then ResizeDelayedAutoSizeChilds;
 end;
 
 procedure TWinControl.Update;