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LCL, CoolBar: paint a grabber for bands. No grabbing functionality yet.

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git-svn-id: trunk@40150 -
This commit is contained in:
juha 2013-02-03 11:05:02 +00:00
parent 7f287a7a36
commit 7bef18943c
1 changed files with 31 additions and 7 deletions
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38
lcl/include/coolbar.inc
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@ -19,7 +19,9 @@
}
const
ControlPosLeft = 5;
GrabLeft = 2;
GrabWidth = 9;
ControlLeft = GrabLeft + GrabWidth + 6;
{ TCoolBand }
@ -86,7 +88,7 @@ procedure TCoolBand.ResetControlProps;
begin
FControl.AnchorSide[akLeft].Control := Nil;
FControl.BorderSpacing.Left := 0;
FControl.Left := ControlPosLeft;
FControl.Left := ControlLeft;
end;
procedure TCoolBand.SetBorderStyle(aValue: TBorderStyle);
@ -162,7 +164,8 @@ end;
procedure TCoolBand.SetControlWidth;
begin
FControl.Width := FCoolBar.Width - FControl.Left - 6;
if not (FControl is TCustomCheckBox) then
FControl.Width := FCoolBar.Width - FControl.Left - 6;
end;
procedure TCoolBand.UpdControl;
@ -171,10 +174,10 @@ begin
if Assigned(FTextLabel) then
begin
if Assigned(FControl) then
FTextLabel.Top := FTop+3 // Adjust text position for the control (which is higher).
FTextLabel.Top := FTop+4 // Adjust text position for the control (which is higher).
else
FTextLabel.Top := FTop+1;
FTextLabel.Left := ControlPosLeft;
FTextLabel.Left := ControlLeft;
FTextLabel.Visible := FCoolBar.ShowText;
end;
if Assigned(FControl) then
@ -499,6 +502,7 @@ procedure TCustomCoolBar.OnIdle(Sender: TObject; var Done: Boolean);
begin
Assert(Assigned(FNewBand) and Assigned(FNewControl),
'TCoolBar.OnIdle: FNewBand or FNewControl not assigned');
DebugLn('TCoolBar.OnIdle');
FNewBand.Control := FNewControl;
Application.RemoveOnIdleHandler(@OnIdle);
FNewBand := Nil;
@ -554,15 +558,35 @@ begin
end;
procedure TCustomCoolBar.Paint;
procedure PaintGrabber(aRect: TRect);
begin
Canvas.Pen.Color := clBtnHighlight;
Canvas.MoveTo(aRect.Left+2, aRect.Top);
Canvas.LineTo(aRect.Left, aRect.Top);
Canvas.LineTo(aRect.Left, aRect.Bottom+1);
Canvas.Pen.Color := clBtnShadow;
Canvas.MoveTo(aRect.Right, aRect.Top);
Canvas.LineTo(aRect.Right, aRect.Bottom);
Canvas.LineTo(aRect.Left, aRect.Bottom);
end;
var
i, BottomY: Integer;
begin
inherited Paint;
for i := 0 to FBands.Count-1 do
begin
BottomY := FBands[i].FTop + FBands[i].Height + 1;
if FBandBorderStyle = bsSingle then // ToDo: paint the border properly
BottomY := FBands[i].FTop+FBands[i].Height+2;
// Paint a grabber
PaintGrabber(Rect(GrabLeft, FBands[i].FTop, GrabLeft+GrabWidth, BottomY-1));
// Paint a separator border below the band.
if FBandBorderStyle = bsSingle then
begin
Canvas.Line(3, BottomY, Width-3, BottomY);
Canvas.Pen.Color := clBtnHighlight;
Canvas.Line(3, BottomY+1, Width-3, BottomY+1);
end;
end;
end;