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Laid the foundation for the rewritten Mac OS X controls.

This commit is contained in:
Pietro Gagliardi 2015-04-17 18:11:03 -04:00
parent cb05779d0a
commit 3f2a0f8dfa
2 changed files with 16 additions and 2 deletions
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15
darwin/newcontrol.m
View File

@ -12,13 +12,22 @@ struct singleView {
BOOL containerHid;
BOOL userDisabled;
BOOL containerDisabled;
void (*onDestroy)(void *);
void *onDestroyData;
};
static void singleDestroy(uiControl *c)
{
singleView *s = (singleView *) (c->Internal);
[s->immediate retain]; // to keep alive when removing
if (s->parent != NULL) {
[s->immediate removeFromSuperview];
s->parent = NULL;
}
[destroyedControlsView addSubview:s->immediate];
(*(s->onDestroy))(s->onDestroyData);
[s->immediate release];
}
static uintptr_t singleHandle(uiControl *c)
@ -28,6 +37,7 @@ static uintptr_t singleHandle(uiControl *c)
return (uintptr_t) (s->view);
}
// TODO figure out retain/release for this
static void singleSetParent(uiControl *c, uiParent *parent)
{
singleView *s = (singleView *) (c->Internal);
@ -176,7 +186,7 @@ static void singleContainerDisable(uiControl *c)
disable(s);
}
void uiDarwinNewControl(uiControl *c, Class class, BOOL inScrollView, BOOL scrollViewHasBorder)
void uiDarwinNewControl(uiControl *c, Class class, BOOL inScrollView, BOOL scrollViewHasBorder, void (*onDestroy)(void *), void *onDestroyData)
{
singleView *s;
@ -198,6 +208,9 @@ void uiDarwinNewControl(uiControl *c, Class class, BOOL inScrollView, BOOL scrol
s->immediate = (NSView *) (s->scrollView);
}
s->onDestroy = onDestroy;
s->onDestroyData = onDestroyData;
// and keep a reference to s->immediate for when we remove the control from its parent
[s->immediate retain];

3
ui_darwin.h
View File

@ -10,10 +10,11 @@ This file assumes that you have imported <Cocoa/Cocoa.h> and "ui.h" beforehand.
// uiDarwinNewControl() initializes the given uiControl with the given Cocoa control inside.
// The second parameter should come from [RealControlType class].
// The two scrollView parameters allow placing scrollbars on the new control.
// The two onDestroy parameters define a function and its parameter to call when the widget is destroyed.
// Your control must call uiDarwinControlFreeWhenAppropriate() on the returned uiControl in its -[viewDidMoveToSuperview] method.
// If it returns a value other than NO, then the uiControl has been freed and you should set references to it to NULL.
extern void uiDarwinNewControl(uiControl *c, Class class, BOOL inScrollView, BOOL scrollViewHasBorder);
extern BOOL uiDarwinControlFreeWhenAppropriate(uiControl *c, NSView *newSuperview);
extern BOOL uiDarwinControlFreeWhenAppropriate(uiControl *c, NSView *newSuperview, void (*onDestroy)(void *), void *onDestroyData);
// You can use this function from within your control implementations to return text strings that can be freed with uiTextFree().
extern char *uiDarwinNSStringToText(NSString *);