--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/ui/cocoa/TabView.m Sun Oct 19 21:20:08 2025 +0200
@@ -0,0 +1,134 @@
+/*
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
+ *
+ * Copyright 2024 Olaf Wintermann. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import "TabView.h"
+#import "BoxContainer.h"
+#import "GridLayout.h"
+
+@implementation UiTopTabView
+
+@synthesize container = _container;
+
+- (id)init:(UiObject*)obj args:(UiTabViewArgs*)args {
+ self = [super init];
+ _obj = obj;
+ _subcontainer = args->subcontainer;
+ _padding = args->padding;
+ _spacing = args->spacing;
+ _columnspacing = args->columnspacing;
+ _rowspacing = args->rowspacing;
+ _onchange = args->onchange;
+ _onchangedata = args->onchangedata;
+ _var = uic_widget_var(obj->ctx, obj->ctx, args->value, args->varname, UI_VAR_INTEGER);
+
+ if(args->tabview == UI_TABVIEW_INVISIBLE || args->tabview == UI_TABVIEW_NAVIGATION_SIDE) {
+ self.tabViewType = NSNoTabsNoBorder;
+ }
+
+ if(_var) {
+ UiInteger *i = _var->value;
+ i->obj = (__bridge void*)self;
+ i->get = ui_nstabview_get;
+ i->set = ui_nstabview_set;
+ }
+
+ return self;
+}
+
+- (void) addView:(NSView*)view layout:(UiLayout*)layout {
+ // noop
+}
+
+- (NSView<Container>*) createTab:(int)index title:(NSString*)title {
+ NSTabViewItem *item = [[NSTabViewItem alloc]initWithIdentifier:nil];
+ [item setLabel:title];
+ if(index < 0) {
+ [self addTabViewItem:item];
+ } else {
+ [self insertTabViewItem:item atIndex:index];
+ }
+
+ BoxContainer *content = [[BoxContainer alloc]init];
+ item.view = content;
+
+ GridLayout *sub;
+ switch(_subcontainer) {
+ default: sub = [[BoxContainer alloc] init:NSUserInterfaceLayoutOrientationVertical spacing:_spacing]; break;
+ case UI_CONTAINER_HBOX: sub = [[BoxContainer alloc] init:NSUserInterfaceLayoutOrientationHorizontal spacing:_spacing]; break;
+ case UI_CONTAINER_GRID: {
+ sub = [[GridLayout alloc] init];
+ sub.columnspacing = _columnspacing;
+ sub.rowspacing = _rowspacing;
+ break;
+ }
+ }
+ UiLayout layout = {
+ .margin = _padding,
+ .margin_left = _padding, .margin_right = _padding, .margin_top = _padding, .margin_bottom = _padding,
+ .fill = TRUE };
+ [content addView:sub layout:&layout];
+
+ return sub;
+}
+
+- (void) selectTab:(int)index {
+ [self selectTabViewItemAtIndex:index];
+}
+
+- (void) removeTab:(int)index {
+ NSTabViewItem *item = [self tabViewItemAtIndex:index];
+ if(item != nil) {
+ [self removeTabViewItem:item];
+ }
+}
+
+- (UiObject*) addTab:(int)index title:(NSString*)title {
+ NSView<Container> *sub = [self createTab:index title:title];
+
+ UiObject *newobj = uic_object_new_toplevel();
+ newobj->widget = (__bridge void*)sub;
+
+ UiContainerX *container = ui_create_container(newobj, sub);
+ uic_object_push_container(newobj, container);
+
+ return newobj;
+}
+
+@end
+
+int64_t ui_nstabview_get(UiInteger *i) {
+ UiTopTabView *tabview = (__bridge UiTopTabView*)i->obj;
+ i->value = [tabview indexOfTabViewItem:tabview.selectedTabViewItem];
+ return i->value;
+}
+
+void ui_nstabview_set(UiInteger *i, int64_t value) {
+ UiTopTabView *tabview = (__bridge UiTopTabView*)i->obj;
+ [tabview selectTab:(int)value];
+ i->value = [tabview indexOfTabViewItem:tabview.selectedTabViewItem];
+}