135 lines
3.5 KiB
Objective-C
135 lines
3.5 KiB
Objective-C
// 17 april 2015
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#import "uipriv_darwin.h"
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@interface uipParent : NSView {
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uiControl *mainControl;
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intmax_t marginLeft;
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intmax_t marginTop;
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intmax_t marginRight;
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intmax_t marginBottom;
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}
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- (void)uipSetMainControl:(uiControl *)mainControl parent:(uiParent *)p;
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- (void)uipSetMarginLeft:(intmax_t)left top:(intmax_t)top right:(intmax_t)right bottom:(intmax_t)bottom;
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- (void)uipUpdate;
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@end
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@implementation uipParent
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uiLogObjCClassAllocations
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- (void)viewDidMoveToSuperview
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{
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// we can't just use nil because NSTabView will set page views to nil when they're tabbed away
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// this means that we have to explicitly move them to the destroyed controls view when we're done with them, and likewise in NSWindow
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if ([self superview] == destroyedControlsView)
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if (self->mainControl != NULL) {
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uiControlDestroy(self->mainControl);
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self->mainControl = NULL;
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}
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[super viewDidMoveToSuperview];
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}
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- (void)setFrameSize:(NSSize)s
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{
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[super setFrameSize:s];
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[self uipUpdate];
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}
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- (void)uipSetMainControl:(uiControl *)mainControl parent:(uiParent *)p
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{
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if (self->mainControl != NULL)
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uiControlSetParent(self->mainControl, NULL);
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self->mainControl = mainControl;
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if (self->mainControl != NULL)
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uiControlSetParent(self->mainControl, p);
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}
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- (void)uipSetMarginLeft:(intmax_t)left top:(intmax_t)top right:(intmax_t)right bottom:(intmax_t)bottom
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{
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self->marginLeft = left;
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self->marginTop = top;
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self->marginRight = right;
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self->marginBottom = bottom;
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}
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// These are based on measurements from Interface Builder.
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// These seem to be based on Auto Layout constants, but I don't see an API that exposes these...
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// This one is 8 for most pairs of controls that I've tried; the only difference is between two pushbuttons, where it's 12...
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#define macXPadding 8
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// Likewise, this one appears to be 12 for pairs of push buttons...
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#define macYPadding 8
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- (void)uipUpdate
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{
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uiSizing d;
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intmax_t x, y, width, height;
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if (self->mainControl == NULL)
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return;
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x = [self bounds].origin.x + self->marginLeft;
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y = [self bounds].origin.y + self->marginTop;
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width = [self bounds].size.width - (self->marginLeft + self->marginRight);
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height = [self bounds].size.height - (self->marginTop + self->marginBottom);
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d.xPadding = macXPadding;
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d.yPadding = macYPadding;
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uiControlResize(self->mainControl, x, y, width, height, &d);
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}
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@end
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static void parentDestroy(uiParent *pp)
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{
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uipParent *p = (uipParent *) (pp->Internal);
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[p retain]; // to avoid destruction upon removing from superview
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[p removeFromSuperview];
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[destroyedControlsView addSubview:p];
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[p release];
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}
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static uintptr_t parentHandle(uiParent *p)
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{
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return (uintptr_t) (p->Internal);
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}
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static void parentSetMainControl(uiParent *pp, uiControl *mainControl)
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{
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uipParent *p = (uipParent *) (pp->Internal);
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[p uipSetMainControl:mainControl parent:pp];
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}
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static void parentSetMargins(uiParent *pp, intmax_t left, intmax_t top, intmax_t right, intmax_t bottom)
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{
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uipParent *p = (uipParent *) (pp->Internal);
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[p uipSetMarginLeft:left top:top right:right bottom:bottom];
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}
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static void parentUpdate(uiParent *pp)
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{
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uipParent *p = (uipParent *) (pp->Internal);
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[p uipUpdate];
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}
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uiParent *uiNewParent(uintptr_t osParent)
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{
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uiParent *p;
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uipParent *pp;
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p = uiNew(uiParent);
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pp = [[uipParent alloc] initWithFrame:NSZeroRect];
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// don't use osParent; we'll need to call specific selectors to set the parent view
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p->Internal = pp;
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p->Destroy = parentDestroy;
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p->Handle = parentHandle;
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p->SetMainControl = parentSetMainControl;
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p->SetMargins = parentSetMargins;
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p->Update = parentUpdate;
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return p;
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}
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