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Cocoa: improve compatibility of Overlay Style on earlier macOS versions

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rich2014 2024-06-30 07:57:19 +08:00
parent daf3b79a08
commit 1246669bfc
1 changed files with 13 additions and 13 deletions
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26
lcl/interfaces/cocoa/cocoascrollers.pas
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@ -617,12 +617,8 @@ begin
_manager.availScrollBar( self.fhscroll, horzAvailable );
_manager.availScrollBar( self.fvscroll, vertAvailabl );
if self.lclGetTarget is TWinControl then begin
/// TWinControl(self.lclGetTarget).InvalidateClientRectCache(True);
/// TWinControl(self.lclGetTarget).InvalidatePreferredSize;
if self.lclGetTarget is TWinControl then
TWinControl(self.lclGetTarget).AdjustSize;
/// TWinControl(self.lclGetTarget).Invalidate;
end;
_manager.updateLayout;
@ -1303,6 +1299,9 @@ begin
end;
self.currentAlpha:= self.currentAlpha + self.stepAlpha;
if self.currentAlpha < 0.01 then
self.currentAlpha:= 0;
if self.stepAlpha > 0 then begin
if self.currentAlpha >= self.maxAlpha then begin
self.currentAlpha:= self.maxAlpha;
@ -1616,6 +1615,13 @@ var
begin
effect:= TCocoaScrollBarEffectOverlay(scrollBar.effect);
scroller.setAlphaValue( effect.currentAlpha );
if effect.currentAlpha = 0 then begin
scroller.setHidden( true );
effect.expandedSize:= 0;
Exit;
end;
radius:= 4;
rect:= scrollBar.rectForPart(NSScrollerKnob);
rect:= NSInsetRect(rect, 1, 1);
@ -1632,14 +1638,8 @@ begin
NSColor.controlTextColor.set_;
path.fill;
scroller.setAlphaValue( effect.currentAlpha );
if effect.currentAlpha = 0 then begin
scroller.setHidden( true );
effect.expandedSize:= 0;
end else begin
if scroller.knobProportion < 1 then
scroller.setHidden( false );
end;
if scroller.knobProportion < 1 then
scroller.setHidden( false );
end;
function TCocoaScrollStyleManagerOverlay.onDrawKnobSlot(scroller: NSScroller;