andlabs-ui/redo/xsizing_darwin.m

76 lines
1.9 KiB
Objective-C

// 15 may 2014
#include "objc_darwin.h"
#import <Cocoa/Cocoa.h>
#define toNSControl(x) ((NSControl *) (x))
#define toNSTabView(x) ((NSTabView *) (x))
#define toNSScrollView(x) ((NSScrollView *) (x))
#define toNSView(x) ((NSView *) (x))
// TODO merge into control_darwin.m or sizing_darwin.m? really need to figure out what to do about the Go-side container struct...
// also good for NSTableView (TODO might not do what we want) and NSProgressIndicator
struct xsize controlPrefSize(id control)
{
NSControl *c;
NSRect r;
struct xsize s;
c = toNSControl(control);
[c sizeToFit];
r = [c frame];
s.width = (intptr_t) r.size.width;
s.height = (intptr_t) r.size.height;
return s;
}
struct xsize tabPrefSize(id control)
{
NSTabView *tv;
NSSize s;
struct xsize t;
tv = toNSTabView(control);
s = [tv minimumSize];
t.width = (intptr_t) s.width;
t.height = (intptr_t) s.height;
return t;
}
// this function is safe to call on Areas; it'll just return the frame and a baseline of 0 since it uses the default NSView implementations
struct xalignment alignmentInfo(id c, struct xrect newrect)
{
NSView *v;
struct xalignment a;
NSRect r;
v = toNSView(c);
r = NSMakeRect((CGFloat) newrect.x,
(CGFloat) newrect.y,
(CGFloat) newrect.width,
(CGFloat) newrect.height);
r = [v alignmentRectForFrame:r];
a.rect.x = (intptr_t) r.origin.x;
a.rect.y = (intptr_t) r.origin.y;
a.rect.width = (intptr_t) r.size.width;
a.rect.height = (intptr_t) r.size.height;
// I'm not sure if we need to set the frame for -[NSView baselineOffsetFromBottom], but let's do it just to be safe
[v setFrame:r];
a.baseline = (intptr_t) [v baselineOffsetFromBottom];
return a;
}
struct xrect frame(id c)
{
NSRect r;
struct xrect s;
r = [toNSView(c) frame];
s.x = (intptr_t) r.origin.x;
s.y = (intptr_t) r.origin.y;
s.width = (intptr_t) r.size.width;
s.height = (intptr_t) r.size.height;
return s;
}