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IDE: unselect all component palette buttons in mouse up handler. Patch from Max Vlasov, issue #19657

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git-svn-id: trunk@31688 -
This commit is contained in:
juha 2011-07-13 17:00:18 +00:00
parent 0aca30545d
commit a3f3aa5439
1 changed files with 30 additions and 11 deletions
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41
ide/componentpalette.pas
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@ -80,8 +80,11 @@ type
procedure SelectionToolClick(Sender: TObject);
procedure ComponentBtnMouseDown(Sender: TObject; Button: TMouseButton;
Shift: TShiftState; X, Y: Integer);
procedure ComponentBtnMouseUp(Sender: TObject; Button: TMouseButton;
Shift: TShiftState; X, Y: Integer);
procedure ComponentBtnDblClick(Sender: TObject);
procedure CreatePopupMenu;
procedure UnselectAllButtons;
protected
procedure DoBeginUpdate; override;
procedure DoEndUpdate(Changed: boolean); override;
@ -259,6 +262,16 @@ begin
SelectButton(TComponent(Sender));
end;
procedure TComponentPalette.ComponentBtnMouseUp(Sender: TObject; Button: TMouseButton;
Shift: TShiftState; X, Y: Integer);
begin
{ If the visual state is down, but internal "no selection" then
just do visual unselection of all buttons
This trick is for double-click handling (to unselect the button visually ). }
if ((Sender as TCustomSpeedButton).Down) and (Selected = Nil) then
UnselectAllButtons;
end;
procedure TComponentPalette.ComponentBtnDblClick(Sender: TObject);
var
TypeClass: TComponentClass;
@ -294,11 +307,23 @@ begin
Selected:=nil;
end;
procedure TComponentPalette.SetSelected(const AValue: TRegisteredComponent);
// unselect all other buttons on all other PageControl pages
procedure TComponentPalette.UnselectAllButtons;
var
SelectButtonOnPage: TSpeedButton;
CurPage: TBaseComponentPage;
i: Integer;
CurPage: TBaseComponentPage;
SelectButtonOnPage: TSpeedButton;
begin
for i:=0 to Count-1 do begin
CurPage:=Pages[i];
if (FSelected=nil) or (FSelected.Page<>CurPage) then begin
SelectButtonOnPage:=TSpeedButton(CurPage.SelectButton);
if SelectButtonOnPage<>nil then SelectButtonOnPage.Down:=true;
end;
end;
end;
procedure TComponentPalette.SetSelected(const AValue: TRegisteredComponent);
begin
if FSelected=AValue then exit;
FSelected:=AValue;
@ -309,14 +334,7 @@ begin
FSelected:=nil;
end;
if FPageControl=nil then exit;
// unselect all other buttons on all other PageControl pages
for i:=0 to Count-1 do begin
CurPage:=Pages[i];
if (FSelected=nil) or (FSelected.Page<>CurPage) then begin
SelectButtonOnPage:=TSpeedButton(CurPage.SelectButton);
if SelectButtonOnPage<>nil then SelectButtonOnPage.Down:=true;
end;
end;
UnselectAllButtons;
// select button
if (FSelected<>nil) and (FPageControl<>nil) then begin
TSpeedButton(FSelected.Button).Down:=true;
@ -677,6 +695,7 @@ begin
GroupIndex := 1;
Flat := true;
OnMouseDown:= @ComponentBtnMouseDown;
OnMouseUp:=@ComponentBtnMouseUp;
OnDblClick := @ComponentBtnDblClick;
ShowHint := true;
Hint := CurComponent.ComponentClass.ClassName;