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SynEdit: syncompletion: improve High-DPI scaling. Issue #33694

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git-svn-id: trunk@57826 -
This commit is contained in:
ondrej 2018-05-07 21:24:28 +00:00
parent 51ef1a6866
commit 1364b3311b
1 changed files with 26 additions and 3 deletions
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29
components/synedit/syncompletion.pas
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@ -96,6 +96,8 @@ type
private
FMouseDownPos, FMouseLastPos, FWinSize: TPoint;
protected
procedure DoAutoAdjustLayout(const AMode: TLayoutAdjustmentPolicy;
const AXProportion, AYProportion: Double); override;
procedure MouseDown(Button: TMouseButton; Shift: TShiftState; X, Y: Integer); override;
procedure MouseMove(Shift: TShiftState; X, Y: Integer); override;
procedure MouseUp(Button: TMouseButton; Shift: TShiftState; X, Y: Integer); override;
@ -104,6 +106,12 @@ type
procedure Paint; override;
end;
TSynBaseCompletionFormScrollBar = class(TScrollBar)
protected
procedure DoAutoAdjustLayout(const AMode: TLayoutAdjustmentPolicy;
const AXProportion, AYProportion: Double); override;
end;
{ TSynBaseCompletionForm }
TSynBaseCompletionForm = class(TForm)
@ -475,6 +483,16 @@ begin
{$ENDIF}
end;
{ TSynBaseCompletionFormScrollBar }
procedure TSynBaseCompletionFormScrollBar.DoAutoAdjustLayout(
const AMode: TLayoutAdjustmentPolicy; const AXProportion, AYProportion: Double
);
begin
if AMode in [lapAutoAdjustWithoutHorizontalScrolling, lapAutoAdjustForDPI] then
Width := ScaleScreenToFont(GetSystemMetrics(SM_CYVSCROLL));
end;
{ TSynCompletionForm }
procedure TSynCompletionForm.AddCharAtCursor(AUtf8Char: TUTF8Char);
@ -548,6 +566,13 @@ begin
FMouseDownPos.y := -1;
end;
procedure TSynBaseCompletionFormSizeDrag.DoAutoAdjustLayout(
const AMode: TLayoutAdjustmentPolicy; const AXProportion, AYProportion: Double
);
begin
// do nothing
end;
procedure TSynBaseCompletionFormSizeDrag.Paint;
var
I: Integer;
@ -579,7 +604,7 @@ begin
// we have no resource => must be constructed using CreateNew
inherited CreateNew(AOwner, 1);
FItemList := TStringList.Create;
Scroll := TScrollBar.Create(self);
Scroll := TSynBaseCompletionFormScrollBar.Create(self);
Scroll.Kind := sbVertical;
Scroll.OnChange := @ScrollChange;
Scroll.Parent := Self;
@ -587,8 +612,6 @@ begin
Scroll.OnScroll := @ScrollScroll;
Scroll.TabStop := False;
Scroll.Visible := True;
if Application.Scaled then
Scroll.Width := ScaleScreenTo96(GetSystemMetrics(SM_CYVSCROLL));
SizeDrag := TSynBaseCompletionFormSizeDrag.Create(Self);
SizeDrag.Parent := Self;