mirror of
https://gitlab.com/freepascal.org/lazarus/lazarus.git
synced 2025-04-20 12:19:31 +02:00
IdeIntf: Sanitize and simplify ActionListEditor code. Don't use for-loop variable after loop. Fix potential bugs.
git-svn-id: trunk@53094 -
This commit is contained in:
juha
parent
78830476ff
commit
41ea2e0f9e
@ -147,6 +147,10 @@ type
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private
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FActionList: TActionList;
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FDesigner: TComponentEditorDesigner;
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procedure AddCategoryActions(aCategory: String);
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function CategoryIndexOf(Category: String): Integer;
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function IsValidCategory(Category: String): Boolean;
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function ValidCategoriesInAllActions: Boolean;
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procedure ResultStdActProc(const Category: string; ActionClass: TBasicActionClass;
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ActionProperty: TActStdPropItem; LastItem: Boolean);
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procedure FillCategories;
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@ -252,6 +256,8 @@ function CreateAction(TheOwner: TComponent;
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implementation
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{$R *.lfm}
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var
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EditorForms : TList = nil;
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@ -287,17 +293,12 @@ var
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begin
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if AList<>nil then
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for i:=0 to EditorForms.Count-1 do begin
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if TActionListEditor(EditorForms[i]).FActionList=AList then begin
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Result:=TActionListEditor(EditorForms[i]);
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Exit;
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end;
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if TActionListEditor(EditorForms[i]).FActionList=AList then
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Exit(TActionListEditor(EditorForms[i]));
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end;
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Result:=nil
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end;
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{$R *.lfm}
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procedure RegisterActions(const ACategory: string;
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const AClasses: array of TBasicActionClass; AResource: TComponentClass);
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begin
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@ -364,7 +365,6 @@ begin
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if (Dest is TContainedAction) and (Dest.ImageIndex>=0)
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and (Src is TContainedAction) then begin
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// ToDo: copy image
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end;
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end;
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finally
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@ -374,6 +374,31 @@ end;
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{ TActionListEditor }
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function TActionListEditor.CategoryIndexOf(Category: String): Integer;
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begin
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Assert((Category <> cActionListEditorUnknownCategory)
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and (Category <> cActionListEditorAllCategory), 'TActionListEditor.CategoryIndexOf: unexpected value.');
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Result := lstCategory.Items.IndexOf(Category);
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end;
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function TActionListEditor.IsValidCategory(Category: String): Boolean;
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begin
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Assert((Category <> cActionListEditorUnknownCategory)
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and (Category <> cActionListEditorAllCategory), 'TActionListEditor.IsValidCategory: unexpected value.');
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Result := (lstCategory.Items.IndexOf(Category) >= 0);
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end;
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function TActionListEditor.ValidCategoriesInAllActions: Boolean;
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var
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i: Integer;
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begin
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Result := True;
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if FActionList = nil then Exit;
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for i := FActionList.ActionCount-1 downto 0 do
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if not IsValidCategory(TContainedAction(FActionList.Actions[i]).Category) then
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Exit(False);
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end;
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procedure TActionListEditor.OnComponentRenamed(AComponent: TComponent);
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begin
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if Visible and Assigned(FActionList)
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@ -385,23 +410,8 @@ end;
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procedure TActionListEditor.OnComponentSelection(
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const NewSelection: TPersistentSelectionList);
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var
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CurSelect: TContainedAction;
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CurAct: TContainedAction;
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tmpCategory: String;
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function CategoryIndexOf(Name: String): Integer;
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var
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i: Integer;
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begin
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for i:= lstCategory.Items.Count-1 downto 0 do begin
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if lstCategory.Items[i] = Name
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then Break;
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end;
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Result := i;
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if (i = lstCategory.Items.IndexOf(cActionListEditorUnknownCategory))
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and (i = lstCategory.Items.IndexOf(cActionListEditorAllCategory))
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then Result := 0;
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end;
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begin
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// TODO: multiselect
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if Self.Visible
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@ -410,131 +420,89 @@ begin
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and (NewSelection.Items[0] is TContainedAction)
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and (TContainedAction(NewSelection.Items[0]).ActionList = FActionList) then
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begin
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if GetSelectedAction = NewSelection.Items[0]
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then Exit;
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CurSelect := TContainedAction(NewSelection.Items[0]);
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CurSelect.Category := Trim(CurSelect.Category);
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tmpCategory := CurSelect.Category;
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if (tmpCategory <> '')
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and (lstCategory.Items.IndexOf(tmpCategory) < 0)
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then FillCategories;
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if tmpCategory = ''
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then tmpCategory := cActionListEditorUnknownCategory;
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if GetSelectedAction = NewSelection.Items[0] then Exit;
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CurAct := TContainedAction(NewSelection.Items[0]);
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Assert(curAct.Category = Trim(curAct.Category),
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'TActionListEditor.OnComponentSelection: Category must be trimmed.');
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tmpCategory := CurAct.Category;
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if (tmpCategory <> '') and (lstCategory.Items.IndexOf(tmpCategory) < 0) then
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FillCategories;
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if tmpCategory = '' then
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tmpCategory := cActionListEditorUnknownCategory;
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if (lstCategory.Items[lstCategory.ItemIndex] <> tmpCategory)
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or (lstActionName.Items.IndexOf(CurSelect.Name) < 0) then
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or (lstActionName.Items.IndexOf(CurAct.Name) < 0) then
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begin
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if CurSelect.Category = ''
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then lstCategory.ItemIndex := lstCategory.Items.IndexOf(tmpCategory)
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else lstCategory.ItemIndex := CategoryIndexOf(CurSelect.Category);
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lstCategory.ItemIndex := lstCategory.Items.IndexOf(tmpCategory);
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lstCategory.Click;
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end;
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lstActionName.ItemIndex := lstActionName.Items.IndexOf(CurSelect.Name);
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lstActionName.ItemIndex := lstActionName.Items.IndexOf(CurAct.Name);
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lstActionName.Click;
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end
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else lstActionName.ItemIndex := -1;
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end;
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procedure TActionListEditor.OnRefreshPropertyValues;
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function ValidCategory: Boolean;
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// spr. czy wszystkie kategorie w ListBox'sie istniej¹ w TActionList
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// inaczej: czy istnieje kategoria elementu wywoluj¹cego zdarzenie
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var
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i, j: Integer;
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bool: Boolean;
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begin
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Result := True;
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for i:= lstCategory.Items.Count-1 downto 0 do begin
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if (lstCategory.Items[i] = cActionListEditorUnknownCategory)
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and (i = lstCategory.Items.IndexOf(cActionListEditorAllCategory))
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then Break;
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bool := False;
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if FActionList<>nil then
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for j:= FActionList.ActionCount-1 downto 0 do begin
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if TContainedAction(FActionList.Actions[j]).Category = lstCategory.Items[i] then begin
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bool := True;
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Break;
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end;
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end;
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if not bool then begin
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Result := False;
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Break;
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end;
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end; // for i
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end;
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function IsCategory(Category: String): Boolean;
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var
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i: Integer;
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begin
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Result := False;
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for i:= lstCategory.Items.Count-1 downto 0 do begin
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if lstCategory.Items[i] = Category then begin
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Result := True;
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Break;
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end;
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end;
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if (i >= 0)
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and ((i = lstCategory.Items.IndexOf(cActionListEditorUnknownCategory))
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or (i = lstCategory.Items.IndexOf(cActionListEditorAllCategory)))
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then Result := False;
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end;
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var
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ASelections: TPersistentSelectionList;
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curSelect: TContainedAction;
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curSel: TPersistent;
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curAct: TContainedAction;
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oldSelCategory, tmpCategory: String;
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tmpIndex: Integer;
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tmpValidCategory, tmpIsActCategory: Boolean;
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tmpIndex, OldIndex: Integer;
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tmpValidAllCategories, tmpIsActCategory: Boolean;
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begin
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if Self.Visible and Assigned(GlobalDesignHook) then begin
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ASelections:= TPersistentSelectionList.Create;
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GlobalDesignHook.GetSelection(ASelections);
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try
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if (ASelections.Count > 0)
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and (ASelections.Items[0] is TContainedAction)
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and (TContainedAction(ASelections.Items[0]).ActionList = FActionList)
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then begin
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curSelect := TContainedAction(ASelections.Items[0]);
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CurSelect.Category := Trim(CurSelect.Category);
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oldSelCategory := lstCategory.Items[lstCategory.ItemIndex];
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tmpCategory := CurSelect.Category;
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tmpValidCategory := ValidCategory;
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tmpIsActCategory := IsCategory(CurSelect.Category);
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if tmpCategory = '' then tmpCategory := cActionListEditorUnknownCategory;
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if ((curSelect.Category <> '') and not tmpIsActCategory)
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or not tmpValidCategory
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or ((tmpCategory <> lstCategory.Items[lstCategory.Items.IndexOf(tmpCategory)])
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and ((lstCategory.Items.IndexOf(cActionListEditorAllCategory) >= 0)
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and (tmpCategory <> lstCategory.Items[lstCategory.Items.IndexOf(cActionListEditorAllCategory)]))
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and (tmpCategory <> lstCategory.Items[lstCategory.Items.IndexOf(cActionListEditorUnknownCategory)]))
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then FillCategories;
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if not Visible then Exit;
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if GlobalDesignHook = nil then Exit;
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ASelections := TPersistentSelectionList.Create;
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GlobalDesignHook.GetSelection(ASelections);
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try
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if ASelections.Count = 0 then Exit;
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curSel := ASelections.Items[0];
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if not (curSel is TContainedAction) then Exit;
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curAct := TContainedAction(curSel);
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if curAct.ActionList <> FActionList then Exit;
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Assert(curAct.Category = Trim(curAct.Category),
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'TActionListEditor.OnRefreshPropertyValues: Category must be trimmed.');
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oldSelCategory := lstCategory.Items[lstCategory.ItemIndex];
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tmpCategory := curAct.Category;
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tmpIndex := lstCategory.Items.IndexOf(tmpCategory);
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if (lstCategory.Items.Count > 1)
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and ( ((not tmpIsActCategory) and (not tmpValidCategory))
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or ((lstCategory.Items.IndexOf(oldSelCategory) >=0) and (not tmpIsActCategory))
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or ((lstCategory.Items.IndexOf(oldSelCategory) = -1) and (tmpIndex >= 0))
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or ((lstCategory.Items.IndexOf(oldSelCategory) >= 0) and (tmpIndex >= 0)) )
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and (oldSelCategory <> cActionListEditorAllCategory) then begin
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lstCategory.ItemIndex := tmpIndex;
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lstCategory.Click;
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end;
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tmpIndex := lstActionName.items.IndexOf(CurSelect.Name);
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if lstActionName.ItemIndex <> tmpIndex then begin
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lstActionName.ItemIndex := tmpIndex;
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lstActionName.Click;
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end;
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end;
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finally
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ASelections.Free;
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tmpValidAllCategories := ValidCategoriesInAllActions;
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tmpIsActCategory := IsValidCategory(curAct.Category);
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if tmpCategory = '' then
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tmpCategory := cActionListEditorUnknownCategory;
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tmpIndex := lstCategory.Items.IndexOf(tmpCategory);
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if ( (curAct.Category <> '') and not tmpIsActCategory )
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or not tmpValidAllCategories
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or ( (tmpCategory <> lstCategory.Items[tmpIndex])
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and (tmpCategory <> cActionListEditorUnknownCategory) )
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then
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FillCategories;
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tmpIndex := lstCategory.Items.IndexOf(tmpCategory);
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OldIndex := lstCategory.Items.IndexOf(oldSelCategory);
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if (lstCategory.Items.Count > 1)
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and ( ( not (tmpIsActCategory or tmpValidAllCategories) )
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or ( (OldIndex >=0) and (not tmpIsActCategory) )
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or ( tmpIndex >= 0 ) )
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and (oldSelCategory <> cActionListEditorAllCategory) then
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begin
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lstCategory.ItemIndex := tmpIndex;
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lstCategory.Click;
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end;
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tmpIndex := lstActionName.items.IndexOf(curAct.Name);
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if lstActionName.ItemIndex <> tmpIndex then
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begin
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lstActionName.ItemIndex := tmpIndex;
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lstActionName.Click;
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end;
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finally
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ASelections.Free;
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end;
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end;
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function TActionListEditor.GetSelectedAction: TContainedAction;
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begin
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if (lstActionName.ItemIndex >= 0)
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and (FActionList<>nil) then
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if (lstActionName.ItemIndex >= 0) and (FActionList <> nil) then
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Result := FActionList.ActionByName(lstActionName.Items[lstActionName.ItemIndex])
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else
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Result := nil;
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@ -578,8 +546,8 @@ begin
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FDesigner.PropertyEditorHook.PersistentAdded(NewAction,True);
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FDesigner.Modified;
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if LastItem
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then FDesigner.SelectOnlyThisComponent(FActionList.ActionByName(NewAction.Name));
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if LastItem then
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FDesigner.SelectOnlyThisComponent(FActionList.ActionByName(NewAction.Name));
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end;
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procedure TActionListEditor.SplitterCanResize(Sender: TObject;
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@ -676,8 +644,8 @@ begin
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NewAction.ActionList := FActionList;
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// Selection updates correctly when we first clear the selection in Designer
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// and in Object Inspector, then add a new item.
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// Otherwise there is a loop of back-and-forth updates and the new item does not show.
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// and in Object Inspector, then add a new item. Otherwise there is
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// a loop of back-and-forth selection updates and the new item does not show.
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FDesigner.ClearSelection;
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FDesigner.PropertyEditorHook.PersistentAdded(NewAction,True);
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FDesigner.Modified;
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@ -794,18 +762,17 @@ begin
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end;
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procedure TActionListEditor.ActDeleteExecute(Sender: TObject);
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function IsCategory(Category: String): Boolean;
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function ActionListHasCategory(Category: String): Boolean;
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var
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i: Integer;
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begin
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Result := False;
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for i:= FActionList.ActionCount-1 downto 0 do begin
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if FActionList.Actions[i].Category = Category then begin
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Result := True;
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Break;
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end;
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end;
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for i:= FActionList.ActionCount-1 downto 0 do
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if FActionList.Actions[i].Category = Category then
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Exit(True);
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end;
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var
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iNameIndex: Integer;
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OldName: String;
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@ -848,7 +815,7 @@ begin
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FActionList.ActionByName(lstActionName.Items[lstActionName.ItemIndex]));
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end;
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If not IsCategory(OldName) then begin
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If not ActionListHasCategory(OldName) then begin
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OldIndex:=lstCategory.Items.IndexOf(OldName);
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if OldIndex>=0 then
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lstCategory.Items.Delete(OldIndex);
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@ -951,8 +918,8 @@ var
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begin
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// try remember old category
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sOldCategory := '';
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if (lstCategory.Items.Count>0) and (lstCategory.ItemIndex>-1)
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then sOldCategory := lstCategory.Items[lstCategory.ItemIndex];
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if lstCategory.ItemIndex > -1 then
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sOldCategory := lstCategory.Items[lstCategory.ItemIndex];
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lstCategory.Items.BeginUpdate;
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try
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@ -960,51 +927,63 @@ begin
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lstCategory.Clear;
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if FActionList<>nil then
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for i := 0 to FActionList.ActionCount-1 do begin
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for i := 0 to FActionList.ActionCount-1 do
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begin
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sCategory := FActionList.Actions[i].Category;
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if sCategory = ''
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then Continue;
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if sCategory = '' then Continue;
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xIndex := lstCategory.Items.IndexOf(sCategory);
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if xIndex < 0
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then lstCategory.Items.Add(sCategory);
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if xIndex < 0 then
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lstCategory.Items.Add(sCategory);
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end;
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if lstCategory.Items.Count > 0
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then lstCategory.Sorted := True;
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if lstCategory.Items.Count > 0 then
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lstCategory.Sorted := True;
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lstCategory.Sorted := False;
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xIndex := lstCategory.Items.IndexOf(sOldCategory);
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if lstCategory.Items.Count > 0 then begin
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lstCategory.Items.Insert(0, cActionListEditorAllCategory);
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if xIndex > 0 then Inc(xIndex);
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end;
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if lstCategory.Items.Count > 0 then
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begin
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lstCategory.Items.Insert(1, cActionListEditorUnknownCategory);
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if xIndex > 0 then Inc(xIndex);
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end
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else lstCategory.Items.Add(cActionListEditorUnknownCategory);
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begin
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lstCategory.Items.Insert(0, cActionListEditorAllCategory);
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lstCategory.Items.Insert(1, cActionListEditorUnknownCategory);
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if xIndex > 0 then
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Inc(xIndex, 2);
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end
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else
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lstCategory.Items.Add(cActionListEditorUnknownCategory);
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finally
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lstCategory.Items.EndUpdate;
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end;
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if xIndex < 0 then begin
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if Assigned(GetSelectedAction)
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and (GetSelectedAction.Category = '')
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then xIndex := lstCategory.Items.IndexOf(cActionListEditorUnknownCategory)
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else xIndex := 0;
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if Assigned(GetSelectedAction) and (GetSelectedAction.Category = '') then
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xIndex := lstCategory.Items.IndexOf(cActionListEditorUnknownCategory)
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else
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xIndex := 0;
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end;
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lstCategory.ItemIndex := xIndex;
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if ( ((lstCategory.ItemIndex <> lstCategory.items.IndexOf(cActionListEditorAllCategory))
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or (lstActionName.Items.Count = 0))
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or (countCategory <> lstCategory.Items.Count) )
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then FillActionByCategory(xIndex);
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if (lstCategory.ItemIndex <> lstCategory.items.IndexOf(cActionListEditorAllCategory))
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or (lstActionName.Items.Count = 0)
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or (countCategory <> lstCategory.Items.Count) then
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FillActionByCategory(xIndex);
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end;
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procedure TActionListEditor.FillActionByCategory(iIndex:Integer);
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procedure TActionListEditor.AddCategoryActions(aCategory: String);
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var
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i: Integer;
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Act: TContainedAction;
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begin
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for i := 0 to FActionList.ActionCount-1 do
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begin
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Act := FActionList.Actions[i];
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if Act.Category = aCategory then
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lstActionName.Items.AddObject(Act.Name, Act);
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end;
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end;
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procedure TActionListEditor.FillActionByCategory(iIndex: Integer);
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var
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i: Integer;
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sCategory: String;
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IndexedActionName: String;
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begin
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if FActionList=nil then
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@ -1014,9 +993,10 @@ begin
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end;
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lstActionName.Items.BeginUpdate;
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try
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if iIndex < 0 then iIndex := 0; // the first possition
|
||||
if lstActionName.ItemIndex > -1
|
||||
then IndexedActionName := lstActionName.Items[lstActionName.ItemIndex];
|
||||
if iIndex < 0 then
|
||||
iIndex := 0; // the first position
|
||||
if lstActionName.ItemIndex > -1 then
|
||||
IndexedActionName := lstActionName.Items[lstActionName.ItemIndex];
|
||||
|
||||
lstActionName.Clear;
|
||||
// handle all
|
||||
@ -1028,27 +1008,22 @@ begin
|
||||
|
||||
// handle unknown
|
||||
if iIndex = lstCategory.Items.IndexOf(cActionListEditorUnknownCategory) then begin
|
||||
for i := 0 to FActionList.ActionCount-1 do begin
|
||||
if Trim(FActionList.Actions[i].Category) = '' then
|
||||
lstActionName.Items.AddObject(FActionList.Actions[i].Name, FActionList.Actions[i]);
|
||||
end;
|
||||
AddCategoryActions('');
|
||||
Exit; //throught finally
|
||||
end;
|
||||
|
||||
// else sort to categories
|
||||
sCategory := lstCategory.Items[iIndex];
|
||||
for i := 0 to FActionList.ActionCount-1 do
|
||||
begin
|
||||
if FActionList.Actions[i].Category = sCategory
|
||||
then lstActionName.Items.AddObject(FActionList.Actions[i].Name, FActionList.Actions[i]);
|
||||
end;
|
||||
AddCategoryActions(lstCategory.Items[iIndex]);
|
||||
|
||||
finally
|
||||
lstActionName.Items.EndUpdate;
|
||||
if (IndexedActionName <> '')
|
||||
and (lstActionName.Items.IndexOf(IndexedActionName) > -1)
|
||||
then lstActionName.ItemIndex := lstActionName.Items.IndexOf(IndexedActionName)
|
||||
else if lstActionName.ItemIndex = -1
|
||||
then FDesigner.SelectOnlyThisComponent(FActionList);
|
||||
i := -1;
|
||||
if IndexedActionName <> '' then
|
||||
i := lstActionName.Items.IndexOf(IndexedActionName);
|
||||
if i > -1 then
|
||||
lstActionName.ItemIndex := i
|
||||
else if lstActionName.ItemIndex = -1 then
|
||||
FDesigner.SelectOnlyThisComponent(FActionList);
|
||||
end;
|
||||
end;
|
||||
|
||||
@ -1128,8 +1103,7 @@ begin
|
||||
FResource := AResource;
|
||||
end;
|
||||
|
||||
procedure TRegisteredActionCategory.Add(
|
||||
const AClasses: array of TBasicActionClass);
|
||||
procedure TRegisteredActionCategory.Add(const AClasses: array of TBasicActionClass);
|
||||
var
|
||||
i: integer;
|
||||
CurCount: Integer;
|
||||
@ -1179,15 +1153,13 @@ begin
|
||||
inherited Destroy;
|
||||
end;
|
||||
|
||||
function TRegisteredActionCategory.IndexOfClass(AClass: TBasicActionClass
|
||||
): integer;
|
||||
function TRegisteredActionCategory.IndexOfClass(AClass: TBasicActionClass): integer;
|
||||
begin
|
||||
Result:=Count-1;
|
||||
while (Result>=0) and (FItems[Result].ActionClass<>AClass) do Dec(Result);
|
||||
end;
|
||||
|
||||
procedure TRegisteredActionCategory.EnumActions(Proc: TEnumActionProc;
|
||||
Info: Pointer);
|
||||
procedure TRegisteredActionCategory.EnumActions(Proc: TEnumActionProc; Info: Pointer);
|
||||
var
|
||||
i: Integer;
|
||||
begin
|
||||
@ -1198,8 +1170,7 @@ end;
|
||||
|
||||
{ TRegisteredActionCategories }
|
||||
|
||||
function TRegisteredActionCategories.GetItems(Index: integer
|
||||
): TRegisteredActionCategory;
|
||||
function TRegisteredActionCategories.GetItems(Index: integer): TRegisteredActionCategory;
|
||||
begin
|
||||
Result:=TRegisteredActionCategory(FItems[Index]);
|
||||
end;
|
||||
@ -1260,10 +1231,8 @@ begin
|
||||
Result := nil;
|
||||
for i := 0 to Count-1 do begin
|
||||
Category := Items[i];
|
||||
if Category.IndexOfClass(AClass) >= 0 then begin
|
||||
Result := Category.Resource;
|
||||
Break;
|
||||
end;
|
||||
if Category.IndexOfClass(AClass) >= 0 then
|
||||
Exit(Category.Resource);
|
||||
end;
|
||||
end;
|
||||
|
||||
@ -1307,12 +1276,9 @@ var
|
||||
i: Integer;
|
||||
begin
|
||||
Result := nil;
|
||||
for i:= 0 to fPropList.Count-1 do begin
|
||||
if TActStdPropItem(fPropList[i]).ActClassName = ActClassName then begin
|
||||
Result := TActStdPropItem(fPropList[i]);
|
||||
Break;
|
||||
end;
|
||||
end;
|
||||
for i:= 0 to fPropList.Count-1 do
|
||||
if TActStdPropItem(fPropList[i]).ActClassName = ActClassName then
|
||||
Exit(TActStdPropItem(fPropList[i]));
|
||||
end;
|
||||
|
||||
{ TActStdPropItem }
|
||||
|
||||
@ -49,8 +49,7 @@ type
|
||||
property ActionList: TCustomActionList read FActionList write SetActionList;
|
||||
property Index: Integer read GetIndex write SetIndex stored False;
|
||||
published
|
||||
property Category: string
|
||||
read FCategory write SetCategory;
|
||||
property Category: string read FCategory write SetCategory;
|
||||
end;
|
||||
|
||||
TContainedActionClass = class of TContainedAction;
|
||||
|
||||
Loading…
Reference in New Issue
Block a user