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carbon: Implements updating the TTrayIcon icon with InternalUpdate

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git-svn-id: trunk@21589 -
This commit is contained in:
sekelsenmat 2009-09-06 12:18:53 +00:00
parent 747eead0bb
commit 9723014358
1 changed files with 48 additions and 27 deletions
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75
lcl/interfaces/carbon/carbontrayicon.inc
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@ -38,6 +38,7 @@ type
ACallbackName: string; ACallbackClass: NSObject): NSMenuItem;
procedure ReleaseMenu();
procedure RemoveIcon();
function IconToNSImage(AIcon: TIcon): NSImage;
{ Objective-C compatible methods }
class procedure HandleMenuItemClick(_self: objc.id; _cmd: SEL; sender: objc.id); cdecl; //static;
end;
@ -245,6 +246,41 @@ begin
bar.removeStatusItem(item.Handle);
end;
function TPrivateCocoaCarbonTrayIcon.IconToNSImage(AIcon: TIcon): NSImage;
var
ASize: NSSize;
ACGRect: CGRect;
AcurrentContext: NSGraphicsContext;
begin
Result := nil;
if (AIcon = nil) or (AIcon.Empty) then Exit;
{ Convert our CFImageRef to a NSImage }
ASize.width := TCarbonBitmap(AIcon.Handle).Width;
ASize.height := TCarbonBitmap(AIcon.Handle).Height;
ACGRect.size.width := ASize.width;
ACGRect.size.height := ASize.height;
ACGRect.origin.x := 0;
ACGRect.origin.y := 0;
Result := NSImage.initWithSize(ASize);
Result.setCacheMode(NSImageCacheNever);
Result.lockFocus;
AcurrentContext := NSGraphicsContext.currentContext();
CGContextDrawImage(AcurrentContext.graphicsPort, ACGRect, TCarbonBitmap(AIcon.Handle).CGImage);
{$ifdef VerboseCarbonTrayIcon}
WriteLn('::[TCarbonWSCustomTrayIcon.Show]',
' AcurrentContext ', IntToHex(PtrUInt(Pointer(AcurrentContext)), 8),
' AcurrentContext.ClassID ', IntToHex(Int64(AcurrentContext.ClassID), 8),
' AcurrentContext.Handle ', IntToHex(Int64(AcurrentContext.Handle), 8),
' AcurrentContext.graphicsPort ', IntToHex(Int64(AcurrentContext.graphicsPort), 8)
);
{$endif VerboseCarbonTrayIcon}
Result.unlockFocus;
end;
{ Here we try to get the LCL MenuItem from the Tag and then call
it's OnClick method }
class procedure TPrivateCocoaCarbonTrayIcon.HandleMenuItemClick(_self: objc.id;
@ -279,9 +315,6 @@ end;
class function TCarbonWSCustomTrayIcon.Show(const ATrayIcon: TCustomTrayIcon): Boolean;
var
APrivateTrayIcon: TPrivateCocoaCarbonTrayIcon;
ASize: NSSize;
ACGRect: CGRect;
AcurrentContext: NSGraphicsContext;
begin
{$ifdef VerboseCarbonTrayIcon}
WriteLn(':>[TCarbonWSCustomTrayIcon.Show]');
@ -297,30 +330,10 @@ begin
APrivateTrayIcon.LCLTrayIcon := ATrayIcon;
ATrayIcon.Handle := PtrInt(APrivateTrayIcon);
{ Convert our CFImageRef to a NSImage }
ASize.width := TCarbonBitmap(ATrayIcon.Icon.Handle).Width;
ASize.height := TCarbonBitmap(ATrayIcon.Icon.Handle).Height;
ACGRect.size.width := ASize.width;
ACGRect.size.height := ASize.height;
ACGRect.origin.x := 0;
ACGRect.origin.y := 0;
APrivateTrayIcon.image := NSImage.initWithSize(ASize);
APrivateTrayIcon.image.setCacheMode(NSImageCacheNever);
APrivateTrayIcon.image.lockFocus;
AcurrentContext := NSGraphicsContext.currentContext();
CGContextDrawImage(AcurrentContext.graphicsPort, ACGRect, TCarbonBitmap(ATrayIcon.Icon.Handle).CGImage);
{$ifdef VerboseCarbonTrayIcon}
WriteLn('::[TCarbonWSCustomTrayIcon.Show]',
' AcurrentContext ', IntToHex(PtrUInt(Pointer(AcurrentContext)), 8),
' AcurrentContext.ClassID ', IntToHex(Int64(AcurrentContext.ClassID), 8),
' AcurrentContext.Handle ', IntToHex(Int64(AcurrentContext.Handle), 8),
' AcurrentContext.graphicsPort ', IntToHex(Int64(AcurrentContext.graphicsPort), 8)
);
{$endif VerboseCarbonTrayIcon}
APrivateTrayIcon.image.unlockFocus;
{ Converts the icon to NSImage }
APrivateTrayIcon.image := APrivateTrayIcon.IconToNSImage(ATrayIcon.Icon);
{ Shows the icon }
@ -335,7 +348,8 @@ begin
if ATrayIcon.PopUpMenu <> nil then
begin
APrivateTrayIcon.menu := APrivateTrayIcon.CreateMenu(ATrayIcon.PopUpMenu);
APrivateTrayIcon.item.setMenu(APrivateTrayIcon.menu.Handle);
if APrivateTrayIcon.item <> nil then
APrivateTrayIcon.item.setMenu(APrivateTrayIcon.menu.Handle);
end;
Result := True;
@ -363,6 +377,13 @@ begin
// The update is only necessary for a visible TTrayIcon
if not ATrayIcon.Visible then Exit;
{ Updates the image }
APrivateTrayIcon.image.Free;
APrivateTrayIcon.image := APrivateTrayIcon.IconToNSImage(ATrayIcon.Icon);
APrivateTrayIcon.item.setImage(APrivateTrayIcon.image.Handle);
{ Inserts the menu }
APrivateTrayIcon.ReleaseMenu();