122 lines
3.0 KiB
Objective-C
122 lines
3.0 KiB
Objective-C
// 14 august 2015
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#import "uipriv_darwin.h"
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struct uiGroup {
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uiDarwinControl c;
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NSBox *box;
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uiControl *child;
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int margined;
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};
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static void onDestroy(uiGroup *);
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uiDarwinDefineControlWithOnDestroy(
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uiGroup, // type name
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uiGroupType, // type function
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box, // handle
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onDestroy(this); // on destroy
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)
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static void onDestroy(uiGroup *g)
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{
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if (g->child != NULL) {
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uiControlSetParent(g->child, NULL);
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uiControlDestroy(g->child);
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}
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}
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static void groupContainerUpdateState(uiControl *c)
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{
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uiGroup *g = uiGroup(c);
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if (g->child != NULL)
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controlUpdateState(g->child);
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}
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static void groupRelayout(uiDarwinControl *c)
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{
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uiGroup *g = uiGroup(c);
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uiDarwinControl *cc;
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NSView *childView;
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if (g->child == NULL)
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return;
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[g->box removeConstraints:[g->box constraints]];
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cc = uiDarwinControl(g->child);
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childView = (NSView *) uiControlHandle(g->child);
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// first relayout the child
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(*(cc->Relayout))(cc);
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// now relayout ourselves
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// see below on using the content view
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layoutSingleView(g->box, childView, g->margined);
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// we need to explicitly tell the NSBox to recompute its own size based on the new content layout
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[g->box sizeToFit];
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}
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char *uiGroupTitle(uiGroup *g)
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{
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return uiDarwinNSStringToText([g->box title]);
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}
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void uiGroupSetTitle(uiGroup *g, const char *title)
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{
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[g->box setTitle:toNSString(title)];
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// changing the text might necessitate a change in the groupbox's size
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uiDarwinControlTriggerRelayout(uiDarwinControl(g));
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}
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void uiGroupSetChild(uiGroup *g, uiControl *child)
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{
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NSView *childView;
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if (g->child != NULL) {
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childView = (NSView *) uiControlHandle(g->child);
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[childView removeFromSuperview];
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uiControlSetParent(g->child, NULL);
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}
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g->child = child;
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if (g->child != NULL) {
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childView = (NSView *) uiControlHandle(g->child);
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uiControlSetParent(g->child, uiControl(g));
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// we have to add controls to the box itself NOT the content view
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// otherwise, things get really glitchy
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// we also need to call -sizeToFit, but we'll do that in the relayout that's triggered below (see above)
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[g->box addSubview:childView];
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uiDarwinControlTriggerRelayout(uiDarwinControl(g));
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}
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}
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int uiGroupMargined(uiGroup *g)
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{
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return g->margined;
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}
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void uiGroupSetMargined(uiGroup *g, int margined)
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{
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g->margined = margined;
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if (g->child != NULL)
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uiDarwinControlTriggerRelayout(uiDarwinControl(g));
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}
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uiGroup *uiNewGroup(const char *title)
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{
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uiGroup *g;
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g = (uiGroup *) uiNewControl(uiGroupType());
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g->box = [[NSBox alloc] initWithFrame:NSZeroRect];
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[g->box setTitle:toNSString(title)];
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[g->box setBoxType:NSBoxPrimary];
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[g->box setBorderType:NSLineBorder];
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[g->box setTransparent:NO];
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[g->box setTitlePosition:NSAtTop];
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// we can't use uiDarwinSetControlFont() because the selector is different
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[g->box setTitleFont:[NSFont systemFontOfSize:[NSFont systemFontSizeForControlSize:NSSmallControlSize]]];
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uiDarwinFinishNewControl(g, uiGroup);
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uiControl(g)->ContainerUpdateState = groupContainerUpdateState;
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uiDarwinControl(g)->Relayout = groupRelayout;
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return g;
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}
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