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Added the scrollbars themselves to the NSScrollView backing the Mac OS X Listboxes. Also added a few TODOs. I think the Mac OS X Listbox implementation is now finished.

This commit is contained in:
Pietro Gagliardi 2014-03-03 14:57:20 -05:00
parent 8bacbf8cd6
commit 874491a871
2 changed files with 9 additions and 0 deletions
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8
listbox_darwin.go
View File

@ -12,6 +12,8 @@ The Cocoa API was not designed to be used directly in code; you were intended to
Under normal circumstances we would have to build our own data source class, as Cocoa doesn't provide premade data sources. Thankfully, Mac OS X 10.3 introduced the bindings system, which avoids all that. It's just not documented too well (again, because you're supposed to use Interface Builder). Bear with me here. Under normal circumstances we would have to build our own data source class, as Cocoa doesn't provide premade data sources. Thankfully, Mac OS X 10.3 introduced the bindings system, which avoids all that. It's just not documented too well (again, because you're supposed to use Interface Builder). Bear with me here.
PERSONAL TODO - make a post somewhere that does all this in Objective-C itself, for the benefit of the programming community. PERSONAL TODO - make a post somewhere that does all this in Objective-C itself, for the benefit of the programming community.
TODO - change the name of some of these functions? specifically the functions that get data about the NSTableView?
*/ */
// #cgo LDFLAGS: -lobjc -framework Foundation -framework AppKit // #cgo LDFLAGS: -lobjc -framework Foundation -framework AppKit
@ -176,6 +178,9 @@ The NSTableViews don't draw their own scrollbars; we have to drop our NSTableVie
var ( var (
_NSScrollView = objc_getClass("NSScrollView") _NSScrollView = objc_getClass("NSScrollView")
_setHasHorizontalScroller = sel_getUid("setHasHorizontalScroller:")
_setHasVerticalScroller = sel_getUid("setHasVerticalScroller:")
_setAutohidesScrollers = sel_getUid("setAutohidesScrollers:")
_setDocumentView = sel_getUid("setDocumentView:") _setDocumentView = sel_getUid("setDocumentView:")
_documentView = sel_getUid("documentView") _documentView = sel_getUid("documentView")
) )
@ -184,6 +189,9 @@ func newListboxScrollView(listbox C.id) C.id {
scrollview := objc_alloc(_NSScrollView) scrollview := objc_alloc(_NSScrollView)
scrollview = objc_msgSend_rect(scrollview, _initWithFrame, scrollview = objc_msgSend_rect(scrollview, _initWithFrame,
0, 0, 100, 100) 0, 0, 100, 100)
C.objc_msgSend_bool(scrollview, _setHasHorizontalScroller, C.BOOL(C.YES))
C.objc_msgSend_bool(scrollview, _setHasVerticalScroller, C.BOOL(C.YES))
C.objc_msgSend_bool(scrollview, _setAutohidesScrollers, C.BOOL(C.YES))
C.objc_msgSend_id(scrollview, _setDocumentView, listbox) C.objc_msgSend_id(scrollview, _setDocumentView, listbox)
return scrollview return scrollview
} }

1
todo.md
View File

@ -40,6 +40,7 @@ important things:
- Cocoa has similar margining issues (like on Comboboxes) - Cocoa has similar margining issues (like on Comboboxes)
- sometimes the size of the drop-down part of a Combobox becomes 0 or 1 or some other impossibly small value on Windows - sometimes the size of the drop-down part of a Combobox becomes 0 or 1 or some other impossibly small value on Windows
- make gcc (Unix)/clang (Mac OS X) pedantic about warnings/errors; also -Werror - make gcc (Unix)/clang (Mac OS X) pedantic about warnings/errors; also -Werror
- make sure scrollbars in Listbox work identically on all platforms (specifically the existence and autohiding of both horizontal and vertical scrollbars)
super ultra important things: super ultra important things:
- for some reason events are now delayed on windows - for some reason events are now delayed on windows