Migrated the containers.

box.go

@@ -18,9 +18,8 @@ import "C"
 // stretchy, they will be given equal shares of the leftover space.
 // There can also be space between each control ("padding").
 type Box struct {
-	c	*C.uiControl
+	ControlBase
 	b	*C.uiBox
-
 	children	[]Control
 }
 
@@ -29,8 +28,8 @@ func NewHorizontalBox() *Box {
 	b := new(Box)
 
 	b.b = C.uiNewHorizontalBox()
-	b.c = (*C.uiControl)(unsafe.Pointer(b.b))
 
+	b.ControlBase = NewControlBase(b, uintptr(unsafe.Pointer(b.b)))
 	return b
 }
 
@@ -39,8 +38,8 @@ func NewVerticalBox() *Box {
 	b := new(Box)
 
 	b.b = C.uiNewVerticalBox()
-	b.c = (*C.uiControl)(unsafe.Pointer(b.b))
 
+	b.ControlBase = NewControlBase(b, uintptr(unsafe.Pointer(b.b)))
 	return b
 }
 
@@ -52,42 +51,7 @@ func (b *Box) Destroy() {
 		b.Delete(0)
 		c.Destroy()
 	}
-	C.uiControlDestroy(b.c)
-}
-
-// LibuiControl returns the libui uiControl pointer that backs
-// the Box. This is only used by package ui itself and should
-// not be called by programs.
-func (b *Box) LibuiControl() uintptr {
-	return uintptr(unsafe.Pointer(b.c))
-}
-
-// Handle returns the OS-level handle associated with this Box.
-// On Windows this is an HWND of a libui-internal class.
-// On GTK+ this is a pointer to a GtkBox.
-// On OS X this is a pointer to a NSView.
-func (b *Box) Handle() uintptr {
-	return uintptr(C.uiControlHandle(b.c))
-}
-
-// Show shows the Box.
-func (b *Box) Show() {
-	C.uiControlShow(b.c)
-}
-
-// Hide hides the Box.
-func (b *Box) Hide() {
-	C.uiControlHide(b.c)
-}
-
-// Enable enables the Box.
-func (b *Box) Enable() {
-	C.uiControlEnable(b.c)
-}
-
-// Disable disables the Box.
-func (b *Box) Disable() {
-	C.uiControlDisable(b.c)
+	b.ControlBase.Destroy()
 }
 
 // Append adds the given control to the end of the Box.

group.go

@@ -13,9 +13,8 @@ import "C"
 // a labelled box (though some systems make this box invisible).
 // You can use this to group related controls together.
 type Group struct {
-	c	*C.uiControl
+	ControlBase
 	g	*C.uiGroup
-
 	child		Control
 }
 
@@ -25,9 +24,9 @@ func NewGroup(title string) *Group {
 
 	ctitle := C.CString(title)
 	g.g = C.uiNewGroup(ctitle)
-	g.c = (*C.uiControl)(unsafe.Pointer(g.g))
 	freestr(ctitle)
 
+	g.ControlBase = NewControlBase(g, uintptr(unsafe.Pointer(g.g)))
 	return g
 }
 
@@ -39,43 +38,7 @@ func (g *Group) Destroy() {
 		g.SetChild(nil)
 		c.Destroy()
 	}
-	C.uiControlDestroy(g.c)
-}
-
-// LibuiControl returns the libui uiControl pointer that backs
-// the Group. This is only used by package ui itself and should
-// not be called by programs.
-func (g *Group) LibuiControl() uintptr {
-	return uintptr(unsafe.Pointer(g.c))
-}
-
-// Handle returns the OS-level handle associated with this Group.
-// On Windows this is an HWND of a standard Windows API BUTTON
-// class (as provided by Common Controls version 6).
-// On GTK+ this is a pointer to a GtkFrame.
-// On OS X this is a pointer to a NSBox.
-func (g *Group) Handle() uintptr {
-	return uintptr(C.uiControlHandle(g.c))
-}
-
-// Show shows the Group.
-func (g *Group) Show() {
-	C.uiControlShow(g.c)
-}
-
-// Hide hides the Group.
-func (g *Group) Hide() {
-	C.uiControlHide(g.c)
-}
-
-// Enable enables the Group.
-func (g *Group) Enable() {
-	C.uiControlEnable(g.c)
-}
-
-// Disable disables the Group.
-func (g *Group) Disable() {
-	C.uiControlDisable(g.c)
+	g.ControlBase.Destroy()
 }
 
 // Title returns the Group's title.

tab.go

@@ -13,9 +13,8 @@ import "C"
 // has a label. The user can click on the tabs themselves to switch
 // pages. Individual pages can also have margins.
 type Tab struct {
-	c	*C.uiControl
+	ControlBase
 	t	*C.uiTab
-
 	children	[]Control
 }
 
@@ -24,8 +23,8 @@ func NewTab() *Tab {
 	t := new(Tab)
 
 	t.t = C.uiNewTab()
-	t.c = (*C.uiControl)(unsafe.Pointer(t.t))
 
+	t.ControlBase = NewControlBase(t, uintptr(unsafe.Pointer(t.t)))
 	return t
 }
 
@@ -37,45 +36,7 @@ func (t *Tab) Destroy() {
 		t.Delete(0)
 		c.Destroy()
 	}
-	C.uiControlDestroy(t.c)
-}
-
-// LibuiControl returns the libui uiControl pointer that backs
-// the Tab. This is only used by package ui itself and should
-// not be called by programs.
-func (t *Tab) LibuiControl() uintptr {
-	return uintptr(unsafe.Pointer(t.c))
-}
-
-// Handle returns the OS-level handle associated with this Tab.
-// On Windows this is an HWND of a standard Windows API
-// WC_TABCONTROL class (as provided by Common Controls
-// version 6). The pages are not children of this window and there
-// currently is no way to directly access them.
-// On GTK+ this is a pointer to a GtkNotebook.
-// On OS X this is a pointer to a NSTabView.
-func (t *Tab) Handle() uintptr {
-	return uintptr(C.uiControlHandle(t.c))
-}
-
-// Show shows the Tab.
-func (t *Tab) Show() {
-	C.uiControlShow(t.c)
-}
-
-// Hide hides the Tab.
-func (t *Tab) Hide() {
-	C.uiControlHide(t.c)
-}
-
-// Enable enables the Tab.
-func (t *Tab) Enable() {
-	C.uiControlEnable(t.c)
-}
-
-// Disable disables the Tab.
-func (t *Tab) Disable() {
-	C.uiControlDisable(t.c)
+	t.ControlBase.Destroy()
 }
 
 // Append adds the given page to the end of the Tab.
@@ -91,8 +52,7 @@ func (t *Tab) InsertAt(name string, n int, child Control) {
 		c = touiControl(child.LibuiControl())
 	}
 	cname := C.CString(name)
-	// TODO why is this uintmax_t and not intmax_t
-	C.uiTabInsertAt(t.t, cname, C.uintmax_t(n), c)
+	C.uiTabInsertAt(t.t, cname, C.int(n), c)
 	freestr(cname)
 	ch := make([]Control, len(t.children) + 1)
 	// and insert into t.children at the right place

window.go

@@ -7,26 +7,17 @@ import (
 )
 
 // #include "ui.h"
-// extern int doOnClosing(uiWindow *, void *);
-// static inline void realuiWindowOnClosing(uiWindow *w)
-// {
-// 	uiWindowOnClosing(w, doOnClosing, NULL);
-// }
+// extern int doWindowOnClosing(uiWindow *, void *);
 import "C"
 
-// no need to lock this; only the GUI thread can access it
-var windows = make(map[*C.uiWindow]*Window)
-
 // Window is a Control that represents a top-level window.
 // A Window contains one child Control that occupies the
 // entirety of the window. Though a Window is a Control,
 // a Window cannot be the child of another Control.
 type Window struct {
-	c	*C.uiControl
+	ControlBase
 	w	*C.uiWindow
-
 	child		Control
-
 	onClosing		func(w *Window) bool
 }
 
@@ -37,66 +28,24 @@ func NewWindow(title string, width int, height int, hasMenubar bool) *Window {
 	ctitle := C.CString(title)
 	// TODO wait why did I make these ints and not intmax_ts?
 	w.w = C.uiNewWindow(ctitle, C.int(width), C.int(height), frombool(hasMenubar))
-	w.c = (*C.uiControl)(unsafe.Pointer(w.w))
 	freestr(ctitle)
 
-	C.realuiWindowOnClosing(w.w)
-	windows[w.w] = w
+	C.uiWindowOnClosing(w.w, C.doWindowOnClosing, nil)
 
+	w.ControlBase = NewControlBase(w, uintptr(unsafe.Pointer(w.w)))
 	return w
 }
 
 // Destroy destroys the Window. If the Window has a child,
 // Destroy calls Destroy on that as well.
 func (w *Window) Destroy() {
-	// first hide ourselves
-	w.Hide()
-	// get rid of the child
+	w.Hide()		// first hide the window, in case anything in the below if statement forces an immediate redraw
 	if w.child != nil {
 		c := w.child
 		w.SetChild(nil)
 		c.Destroy()
 	}
-	// unregister events
-	delete(windows, w.w)
-	// and finally destroy ourselves
-	C.uiControlDestroy(w.c)
-}
-
-// LibuiControl returns the libui uiControl pointer that backs
-// the Window. This is only used by package ui itself and should
-// not be called by programs.
-func (w *Window) LibuiControl() uintptr {
-	return uintptr(unsafe.Pointer(w.c))
-}
-
-// Handle returns the OS-level handle associated with this Window.
-// On Windows this is an HWND of a libui-internal class.
-// On GTK+ this is a pointer to a GtkWindow.
-// On OS X this is a pointer to a NSWindow.
-func (w *Window) Handle() uintptr {
-	return uintptr(C.uiControlHandle(w.c))
-}
-
-// Show shows the Window. It uses the OS conception of "presenting"
-// the Window, whatever that may be on a given OS.
-func (w *Window) Show() {
-	C.uiControlShow(w.c)
-}
-
-// Hide hides the Window.
-func (w *Window) Hide() {
-	C.uiControlHide(w.c)
-}
-
-// Enable enables the Window.
-func (w *Window) Enable() {
-	C.uiControlEnable(w.c)
-}
-
-// Disable disables the Window.
-func (w *Window) Disable() {
-	C.uiControlDisable(w.c)
+	w.ControlBase.Destroy()
 }
 
 // Title returns the Window's title.
@@ -114,6 +63,12 @@ func (w *Window) SetTitle(title string) {
 	freestr(ctitle)
 }
 
+// TODO ContentSize
+// TODO SetContentSize
+// TODO Fullscreen
+// TODO SetFullscreen
+// TODO OnContentSizeChanged
+
 // OnClosing registers f to be run when the user clicks the Window's
 // close button. Only one function can be registered at a time.
 // If f returns true, the window is destroyed with the Destroy method.
@@ -123,9 +78,9 @@ func (w *Window) OnClosing(f func(*Window) bool) {
 	w.onClosing = f
 }
 
-//export doOnClosing
-func doOnClosing(ww *C.uiWindow, data unsafe.Pointer) C.int {
-	w := windows[ww]
+//export doWindowOnClosing
+func doWindowOnClosing(ww *C.uiWindow, data unsafe.Pointer) C.int {
+	w := ControlFromLibui(uintptr(unsafe.Pointer(ww))).(*Window)
 	if w.onClosing == nil {
 		return 0
 	}
@@ -135,6 +90,16 @@ func doOnClosing(ww *C.uiWindow, data unsafe.Pointer) C.int {
 	return 0
 }
 
+// Borderless returns whether the Window is borderless.
+func (w *Window) Borderless() bool {
+	return tobool(C.uiWindowBorderless(w.w))
+}
+
+// SetBorderless sets the Window to be borderless or not.
+func (w *Window) SetBorderless(borderless bool) {
+	C.uiWindowSetBorderless(w.w, frombool(borderless))
+}
+
 // SetChild sets the Window's child to child. If child is nil, the Window
 // will not have a child.
 func (w *Window) SetChild(child Control) {