another UI attempt, I guess.

sorry.

1 files changed, 233 insertions, 0 deletions

diff --git a/src/libui_sdl/libui/darwin/multilineentry.m b/src/libui_sdl/libui/darwin/multilineentry.m
new file mode 100644
index 0000000..605e900
--- /dev/null
+++ b/src/libui_sdl/libui/darwin/multilineentry.m
@@ -0,0 +1,233 @@
+// 8 december 2015
+#import "uipriv_darwin.h"
+
+// NSTextView has no intrinsic content size by default, which wreaks havoc on a pure-Auto Layout system
+// we'll have to take over to get it to work
+// see also http://stackoverflow.com/questions/24210153/nstextview-not-properly-resizing-with-auto-layout and http://stackoverflow.com/questions/11237622/using-autolayout-with-expanding-nstextviews
+@interface intrinsicSizeTextView : NSTextView {
+	uiMultilineEntry *libui_e;
+}
+- (id)initWithFrame:(NSRect)r e:(uiMultilineEntry *)e;
+@end
+
+struct uiMultilineEntry {
+	uiDarwinControl c;
+	NSScrollView *sv;
+	intrinsicSizeTextView *tv;
+	struct scrollViewData *d;
+	void (*onChanged)(uiMultilineEntry *, void *);
+	void *onChangedData;
+	BOOL changing;
+};
+
+@implementation intrinsicSizeTextView
+
+- (id)initWithFrame:(NSRect)r e:(uiMultilineEntry *)e
+{
+	self = [super initWithFrame:r];
+	if (self)
+		self->libui_e = e;
+	return self;
+}
+
+- (NSSize)intrinsicContentSize
+{
+	NSTextContainer *textContainer;
+	NSLayoutManager *layoutManager;
+	NSRect rect;
+
+	textContainer = [self textContainer];
+	layoutManager = [self layoutManager];
+	[layoutManager ensureLayoutForTextContainer:textContainer];
+	rect = [layoutManager usedRectForTextContainer:textContainer];
+	return rect.size;
+}
+
+- (void)didChangeText
+{
+	[super didChangeText];
+	[self invalidateIntrinsicContentSize];
+	if (!self->libui_e->changing)
+		(*(self->libui_e->onChanged))(self->libui_e, self->libui_e->onChangedData);
+}
+
+@end
+
+uiDarwinControlAllDefaultsExceptDestroy(uiMultilineEntry, sv)
+
+static void uiMultilineEntryDestroy(uiControl *c)
+{
+	uiMultilineEntry *e = uiMultilineEntry(c);
+
+	scrollViewFreeData(e->sv, e->d);
+	[e->tv release];
+	[e->sv release];
+	uiFreeControl(uiControl(e));
+}
+
+static void defaultOnChanged(uiMultilineEntry *e, void *data)
+{
+	// do nothing
+}
+
+char *uiMultilineEntryText(uiMultilineEntry *e)
+{
+	return uiDarwinNSStringToText([e->tv string]);
+}
+
+void uiMultilineEntrySetText(uiMultilineEntry *e, const char *text)
+{
+	[[e->tv textStorage] replaceCharactersInRange:NSMakeRange(0, [[e->tv string] length])
+		withString:toNSString(text)];
+	// must be called explicitly according to the documentation of shouldChangeTextInRange:replacementString:
+	e->changing = YES;
+	[e->tv didChangeText];
+	e->changing = NO;
+}
+
+// TODO scroll to end?
+void uiMultilineEntryAppend(uiMultilineEntry *e, const char *text)
+{
+	[[e->tv textStorage] replaceCharactersInRange:NSMakeRange([[e->tv string] length], 0)
+		withString:toNSString(text)];
+	e->changing = YES;
+	[e->tv didChangeText];
+	e->changing = NO;
+}
+
+void uiMultilineEntryOnChanged(uiMultilineEntry *e, void (*f)(uiMultilineEntry *e, void *data), void *data)
+{
+	e->onChanged = f;
+	e->onChangedData = data;
+}
+
+int uiMultilineEntryReadOnly(uiMultilineEntry *e)
+{
+	return [e->tv isEditable] == NO;
+}
+
+void uiMultilineEntrySetReadOnly(uiMultilineEntry *e, int readonly)
+{
+	BOOL editable;
+
+	editable = YES;
+	if (readonly)
+		editable = NO;
+	[e->tv setEditable:editable];
+}
+
+static uiMultilineEntry *finishMultilineEntry(BOOL hscroll)
+{
+	uiMultilineEntry *e;
+	NSFont *font;
+	struct scrollViewCreateParams p;
+
+	uiDarwinNewControl(uiMultilineEntry, e);
+
+	e->tv = [[intrinsicSizeTextView alloc] initWithFrame:NSZeroRect e:e];
+
+	// verified against Interface Builder for a sufficiently customized text view
+
+	// NSText properties:
+	// this is what Interface Builder sets the background color to
+	[e->tv setBackgroundColor:[NSColor colorWithCalibratedWhite:1.0 alpha:1.0]];
+	[e->tv setDrawsBackground:YES];
+	[e->tv setEditable:YES];
+	[e->tv setSelectable:YES];
+	[e->tv setFieldEditor:NO];
+	[e->tv setRichText:NO];
+	[e->tv setImportsGraphics:NO];
+	[e->tv setUsesFontPanel:NO];
+	[e->tv setRulerVisible:NO];
+	// we'll handle font last
+	// while setAlignment: has been around since 10.0, the named constant "NSTextAlignmentNatural" seems to have only been introduced in 10.11
+#define ourNSTextAlignmentNatural 4
+	[e->tv setAlignment:ourNSTextAlignmentNatural];
+	// textColor is set to nil, just keep the dfault
+	[e->tv setBaseWritingDirection:NSWritingDirectionNatural];
+	[e->tv setHorizontallyResizable:NO];
+	[e->tv setVerticallyResizable:YES];
+
+	// NSTextView properties:
+	[e->tv setAllowsDocumentBackgroundColorChange:NO];
+	[e->tv setAllowsUndo:YES];
+	// default paragraph style is nil; keep default
+	[e->tv setAllowsImageEditing:NO];
+	[e->tv setAutomaticQuoteSubstitutionEnabled:NO];
+	[e->tv setAutomaticLinkDetectionEnabled:NO];
+	[e->tv setDisplaysLinkToolTips:YES];
+	[e->tv setUsesRuler:NO];
+	[e->tv setUsesInspectorBar:NO];
+	[e->tv setSelectionGranularity:NSSelectByCharacter];
+	// there is a dedicated named insertion point color but oh well
+	[e->tv setInsertionPointColor:[NSColor controlTextColor]];
+	// typing attributes is nil; keep default (we change it below for fonts though)
+	[e->tv setSmartInsertDeleteEnabled:NO];
+	[e->tv setContinuousSpellCheckingEnabled:NO];
+	[e->tv setGrammarCheckingEnabled:NO];
+	[e->tv setUsesFindPanel:YES];
+	[e->tv setEnabledTextCheckingTypes:0];
+	[e->tv setAutomaticDashSubstitutionEnabled:NO];
+	[e->tv setAutomaticDataDetectionEnabled:NO];
+	[e->tv setAutomaticSpellingCorrectionEnabled:NO];
+	[e->tv setAutomaticTextReplacementEnabled:NO];
+	[e->tv setUsesFindBar:NO];
+	[e->tv setIncrementalSearchingEnabled:NO];
+
+	// NSTextContainer properties:
+	[[e->tv textContainer] setWidthTracksTextView:YES];
+	[[e->tv textContainer] setHeightTracksTextView:NO];
+
+	// NSLayoutManager properties:
+	[[e->tv layoutManager] setAllowsNonContiguousLayout:YES];
+
+	// now just to be safe; this will do some of the above but whatever
+	disableAutocorrect(e->tv);
+
+	// see https://developer.apple.com/library/mac/documentation/Cocoa/Conceptual/TextUILayer/Tasks/TextInScrollView.html
+	// notice we don't use the Auto Layout code; see scrollview.m for more details
+	[e->tv setMaxSize:NSMakeSize(CGFLOAT_MAX, CGFLOAT_MAX)];
+	[e->tv setVerticallyResizable:YES];
+	[e->tv setHorizontallyResizable:hscroll];
+	if (hscroll) {
+		[e->tv setAutoresizingMask:(NSViewWidthSizable | NSViewHeightSizable)];
+		[[e->tv textContainer] setWidthTracksTextView:NO];
+	} else {
+		[e->tv setAutoresizingMask:NSViewWidthSizable];
+		[[e->tv textContainer] setWidthTracksTextView:YES];
+	}
+	[[e->tv textContainer] setContainerSize:NSMakeSize(CGFLOAT_MAX, CGFLOAT_MAX)];
+
+	// don't use uiDarwinSetControlFont() directly; we have to do a little extra work to set the font
+	font = [NSFont systemFontOfSize:[NSFont systemFontSizeForControlSize:NSRegularControlSize]];
+	[e->tv setTypingAttributes:[NSDictionary
+		dictionaryWithObject:font
+		forKey:NSFontAttributeName]];
+	// e->tv font from Interface Builder is nil, but setFont:nil throws an exception
+	// let's just set it to the standard control font anyway, just to be safe
+	[e->tv setFont:font];
+
+	memset(&p, 0, sizeof (struct scrollViewCreateParams));
+	p.DocumentView = e->tv;
+	// this is what Interface Builder sets it to
+	p.BackgroundColor = [NSColor colorWithCalibratedWhite:1.0 alpha:1.0];
+	p.DrawsBackground = YES;
+	p.Bordered = YES;
+	p.HScroll = hscroll;
+	p.VScroll = YES;
+	e->sv = mkScrollView(&p, &(e->d));
+
+	uiMultilineEntryOnChanged(e, defaultOnChanged, NULL);
+
+	return e;
+}
+
+uiMultilineEntry *uiNewMultilineEntry(void)
+{
+	return finishMultilineEntry(NO);
+}
+
+uiMultilineEntry *uiNewNonWrappingMultilineEntry(void)
+{
+	return finishMultilineEntry(YES);
+}