ui/cocoa/list.m

changeset 711
673e7e41c93e
child 712
9693f447a0c7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ui/cocoa/list.m	Sat Aug 23 17:45:15 2025 +0200
@@ -0,0 +1,90 @@
+/*
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
+ *
+ * Copyright 2025 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 "list.h"
+#import "ListDelegate.h"
+#import <objc/runtime.h>
+
+static void* getvalue_wrapper(UiList *list, void *elm, int row, int col, void *userdata, UiBool *freeResult) {
+    ui_getvaluefunc getvalue = (ui_getvaluefunc)userdata;
+    return getvalue(elm, col);
+}
+
+static void* str_getvalue(UiList *list, void *elm, int row, int col, void *userdata, UiBool *freeResult) {
+    return elm;
+}
+
+UIWIDGET ui_listview_create(UiObject* obj, UiListArgs *args) {
+    NSScrollView *scrollview = [[NSScrollView alloc] init];
+    
+    NSTableView *tableview = [[NSTableView alloc] init];
+    tableview.autoresizingMask = NSViewWidthSizable;
+    tableview.headerView = nil;
+    
+    scrollview.documentView = tableview;
+    
+    UiLayout layout = UI_INIT_LAYOUT(args);
+    ui_container_add(obj, scrollview, &layout, TRUE);
+    
+    UiVar *var = uic_widget_var(obj->ctx, obj->ctx, args->list, args->varname, UI_VAR_LIST);
+    if(var) {
+        ui_getvaluefunc2 getvalue = args->getvalue2;
+        void *getvaluedata = args->getvalue2data;
+        if(!getvalue) {
+            if(args->getvalue) {
+                getvalue = getvalue_wrapper;
+                getvaluedata = (void*)args->getvalue;
+            } else {
+                getvalue = str_getvalue; // by default list values are interpreted as strings
+            }
+        }
+        
+        NSTableColumn *column = [[NSTableColumn alloc] initWithIdentifier:@"column"];
+        column.width = 400;
+        [tableview addTableColumn:column];
+        
+        ListDataSource *dataSource = [[ListDataSource alloc] init:tableview.tableColumns var:var getvalue:getvalue getvaluedata:getvaluedata];
+        
+        tableview.dataSource = dataSource;
+        [tableview reloadData];
+        
+        objc_setAssociatedObject(tableview, "ui_datasource", dataSource, OBJC_ASSOCIATION_RETAIN);
+    }
+    
+    ListDelegate *delegate = [[ListDelegate alloc] init:obj];
+    delegate.onactivate = args->onactivate;
+    delegate.onactivatedata = args->onactivatedata;
+    delegate.onselection = args->onselection;
+    delegate.onselectiondata = args->onselectiondata;
+    tableview.delegate = delegate;
+    objc_setAssociatedObject(tableview, "ui_listdelegate", delegate, OBJC_ASSOCIATION_RETAIN);
+    tableview.doubleAction = @selector(activateEvent:);
+    tableview.target = delegate;
+    
+    return (__bridge void*)scrollview;
+}

mercurial