# HG changeset patch
# User Olaf Wintermann <olaf.wintermann@gmail.com>
# Date 1760431281 -7200
# Node ID 50de0f36973fe2d95e4b0ef656a98318291f8161
# Parent  ffa983c223c1673b9ec48ffd91fa155453453266
add scrolledwindow container (Cocoa)

diff -r ffa983c223c1 -r 50de0f36973f make/xcode/toolkit/toolkit/main.m
--- a/make/xcode/toolkit/toolkit/main.m	Tue Oct 14 09:45:44 2025 +0200
+++ b/make/xcode/toolkit/toolkit/main.m	Tue Oct 14 10:41:21 2025 +0200
@@ -147,7 +147,7 @@
             ui_linkbutton(obj, .varname = "link", .hexpand = TRUE, .hfill = TRUE);
             ui_newline(obj);
             
-            ui_frame(obj, .label = "Test", .margin = 10, .hfill = TRUE, .vfill = TRUE, .hexpand = TRUE, .vexpand = TRUE, .subcontainer = UI_CONTAINER_VBOX, .spacing = 10) {
+            ui_frame(obj, .label = "Test", .margin_bottom = 10, .hfill = TRUE, .vfill = TRUE, .hexpand = TRUE, .vexpand = TRUE, .subcontainer = UI_CONTAINER_VBOX, .spacing = 10) {
                 ui_button(obj, .label = "Test Button");
                 ui_button(obj, .label = "Test Button");
                 ui_button(obj, .label = "Test Button");
@@ -158,9 +158,21 @@
     }
     
     ui_right_panel0(obj) {
+        /*
         ui_grid(obj, .margin_left = 10, .margin_right = 10, .fill = TRUE) {
             ui_button(obj, .label = "right", .hexpand = TRUE, .hfill = TRUE);
         }
+        */
+        
+        ui_scrolledwindow(obj, .margin_left = 10, .margin_right = 10, .fill = TRUE, .subcontainer = UI_CONTAINER_NO_SUB) {
+            ui_vbox(obj, .margin = 0) {
+                for(int i=0;i<50;i++) {
+                    char label[32];
+                    snprintf(label, 32, "Button %d", i);
+                    ui_button(obj, .label = label);
+                }
+            }
+        }
     }
     
     ui_linkbutton_value_set(doc->link, "unixwork", "https://unixwork.de/");
diff -r ffa983c223c1 -r 50de0f36973f ui/cocoa/container.h
--- a/ui/cocoa/container.h	Tue Oct 14 09:45:44 2025 +0200
+++ b/ui/cocoa/container.h	Tue Oct 14 10:41:21 2025 +0200
@@ -66,7 +66,13 @@
 
 @end
 
+@interface ScrollViewContainer : NSScrollView<Container>
 
+@property NSView<Container> *child;
+
+- (id)init:(UiSubContainerType)subContainer columnSpacing:(int)columnSpacing rowSpacing:(int)rowSpacing;
+
+@end
 
 UiContainerX* ui_create_container(UiObject *obj, id<Container> container);
 
diff -r ffa983c223c1 -r 50de0f36973f ui/cocoa/container.m
--- a/ui/cocoa/container.m	Tue Oct 14 09:45:44 2025 +0200
+++ b/ui/cocoa/container.m	Tue Oct 14 10:41:21 2025 +0200
@@ -76,7 +76,8 @@
 
 UIWIDGET ui_frame_create(UiObject *obj, UiFrameArgs *args) {
     NSString *title = args->label ? [[NSString alloc]initWithUTF8String:args->label] : nil;
-    FrameContainer *frame = [[FrameContainer alloc] init:title];    UiLayout layout = UI_ARGS2LAYOUT(args);
+    FrameContainer *frame = [[FrameContainer alloc] init:title];
+    UiLayout layout = UI_ARGS2LAYOUT(args);
     ui_container_add(obj, frame, &layout);
     
     // add container to the chain
@@ -115,7 +116,27 @@
     
     uic_object_push_container(obj, container);
     
-    return NULL;
+    return (__bridge void*)frame;
+}
+
+UIWIDGET ui_scrolledwindow_create(UiObject *obj, UiFrameArgs *args) {
+    int colspacing = args->spacing;
+    int rowspacing = args->spacing;
+    if(args->subcontainer == UI_CONTAINER_GRID) {
+        colspacing = args->columnspacing;
+        rowspacing = args->rowspacing;
+    }
+    ScrollViewContainer *scrollview = [[ScrollViewContainer alloc]init:args->subcontainer columnSpacing:colspacing rowSpacing:rowspacing];
+    scrollview.hasVerticalScroller = YES;
+    scrollview.scrollerStyle = NSScrollerStyleOverlay;
+    scrollview.autohidesScrollers = YES;
+    UiLayout layout = UI_ARGS2LAYOUT(args);
+    ui_container_add(obj, scrollview, &layout);
+    
+    UiContainerX *container = ui_create_container(obj, scrollview);
+    uic_object_push_container(obj, container);
+    
+    return (__bridge void*)scrollview;
 }
 
 void ui_container_begin_close(UiObject *obj) {
@@ -161,6 +182,65 @@
 
 @end
 
+
+/* -------------------------- Expander Container -------------------------- */
+
+// TODO
+
+
+/* ------------------------ ScrollView Container ------------------------ */
+
+@implementation ScrollViewContainer
+
+@synthesize container = _container;
+
+- (id)init:(UiSubContainerType)subContainer columnSpacing:(int)columnSpacing rowSpacing:(int)rowSpacing {
+    self = [super init];
+    
+    if(subContainer != UI_CONTAINER_NO_SUB) {
+        GridLayout *child;
+        switch(subContainer) {
+            default:
+            case UI_CONTAINER_VBOX: {
+                child = [[BoxContainer alloc]init:NSUserInterfaceLayoutOrientationVertical spacing:columnSpacing];
+                break;
+            }
+            case UI_CONTAINER_HBOX: {
+                child = [[BoxContainer alloc]init:NSUserInterfaceLayoutOrientationHorizontal spacing:columnSpacing];
+                break;
+            }
+            case UI_CONTAINER_GRID: {
+                child = [[GridLayout alloc]init];
+                child.columnspacing = columnSpacing;
+                child.rowspacing = rowSpacing;
+                break;
+            }
+        }
+        child.translatesAutoresizingMaskIntoConstraints = NO;
+        
+        self.documentView = child;
+        [child.widthAnchor constraintEqualToAnchor:self.contentView.widthAnchor].active = YES;
+        
+        _child = child;
+    }
+    
+    
+    return self;
+}
+
+- (void) addView:(NSView*)view layout:(UiLayout*)layout {
+    if(_child != nil) {
+        _child.container = self.container; // required, otherwise child has no container and can't access the newline property
+        view.translatesAutoresizingMaskIntoConstraints = NO;
+        [_child addView:view layout:layout];
+    } else {
+        self.documentView = view;
+        [view.widthAnchor constraintEqualToAnchor:self.contentView.widthAnchor].active = YES;
+    }
+}
+
+@end
+
 /* ------------------------- private functions ------------------------- */
 
 UiContainerX* ui_create_container(UiObject *obj, id<Container> container) {
@@ -183,6 +263,6 @@
         adjustedLayout.margin_top = adjustedLayout.margin;
         adjustedLayout.margin_bottom = adjustedLayout.margin;
     }
-    [container addView:view layout:layout];
+    [container addView:view layout:&adjustedLayout];
 }
 
diff -r ffa983c223c1 -r 50de0f36973f ui/cocoa/label.m
--- a/ui/cocoa/label.m	Tue Oct 14 09:45:44 2025 +0200
+++ b/ui/cocoa/label.m	Tue Oct 14 10:41:21 2025 +0200
@@ -51,7 +51,7 @@
         label.stringValue = str;
     }
     
-    UiLayout layout = UI_INIT_LAYOUT(args);
+    UiLayout layout = UI_ARGS2LAYOUT(args);
     ui_container_add(obj, label, &layout);
     
     UiVar *var = uic_widget_var(obj->ctx, obj->ctx, args->value, args->varname, UI_VAR_STRING);