On Thursday 02 March 2017 11:47:24 Krzysztof wrote:
> 2017-02-27 10:00 GMT+01:00 Martin Schreiber <mse00...@gmail.com>:
> > Why not? What does not work?
>
> Well, in LCL, "CreateBrowser" is called in virtual CreateWnd (this is where
> X / GDI handler is requested). With MSE Twidget I had to move
> "CreateBrowser" into construction because twidget.createwindow was never
> called. Result was that when create TChromium control, my whole application
> was cloned (even two buttons in task bar), but control by itself was not
> show. When changed to twindowwidget, createwindow is also not called. In
> which MSE method, X handler is received?
The winid will be created when the property clientwinid the first time will be
read.
"
tcustomwindowwidget = class(teventwidget)
[...]
property clientwinid: winidty read getclientwinid;
[...]
function tcustomwindowwidget.getclientwinid: winidty;
begin
checkclientwinid;
result:= fclientwindow.id;
end;
procedure tcustomwindowwidget.checkclientwinid;
var
// options1: internalwindowoptionsty;
rect1: rectty;
begin
if fclientwindow.id = 0 then begin
rect1:= innerwidgetrect;
addpoint1(rect1.pos,rootpos);
docreatewinid(window.winid,rect1,fclientwindow.id);
if fclientwindow.id = 0 then begin
createchildwindow;
end;
if fwindow <> nil then begin
fwindow.registeronscroll({$ifdef FPC}@{$endif}windowscrolled);
end;
checkclientvisible;
end;
end;
function tcustomwindowwidget.createchildwindow: winidty;
var
options1: internalwindowoptionsty;
rect1: rectty;
begin
rect1:= innerwidgetrect;
addpoint1(rect1.pos,rootpos);
fillchar(options1,sizeof(options1),0);
options1.parent:= window.winid;
guierror(gui_createwindow(rect1,options1,fclientwindow),self);
result:= fclientwindow.id;
end;
"
Martin
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