dwindows: mac/dw.m comparison

comparison mac/dw.m @ 680:db315779a283

Initial tree support, lots more to do but basics are there.

author	bsmith@81767d24-ef19-dc11-ae90-00e081727c95
date	Wed, 02 Mar 2011 05:53:27 +0000
parents	d2d7d1802af4
children	5fe12469c1fb

comparison

equal deleted inserted replaced

-:d2d7d1802af4
+:db315779a283
 	return nil;
 }
 -(void)dealloc { UserData *root = userdata; _remove_userdata(&root, NULL, TRUE); [super dealloc]; }
 @end
+/* Subclass for a Tree type */
+@interface DWTree : NSOutlineView <NSOutlineViewDataSource>
+{
+	void *userdata;
+	NSTableColumn *imagecol;
+NSTableColumn *textcol;
+	NSMutableArray *data;
+/* Each data item consists of a linked lists of tree item data.
+* NSImage *, NSString *, Item Data *, NSMutableArray * of Children
+*/
+id scrollview;
+}
+-(id)outlineView:(NSOutlineView *)outlineView child:(int)index ofItem:(id)item;
+-(BOOL)outlineView:(NSOutlineView *)outlineView isItemExpandable:(id)item;
+-(int)outlineView:(NSOutlineView *)outlineView numberOfChildrenOfItem:(id)item;
+-(id)outlineView:(NSOutlineView *)outlineView objectValueForTableColumn:(NSTableColumn *)tableColumn byItem:(id)item;
+-(void)addTree:(NSPointerArray *)item and:(NSPointerArray *)parent;
+-(void *)userdata;
+-(void)setUserdata:(void *)input;
+-(NSScrollView *)scrollview;
+-(void)setScrollview:(NSScrollView *)input;
+@end
+@implementation DWTree
+-(id)init
+{
+self = [super init];
+if (self)
+{
+imagecol = [[NSTableColumn alloc] init];
+NSImageCell *imagecell = [[[NSImageCell alloc] init] autorelease];
+[imagecol setDataCell:imagecell];
+[imagecol setResizingMask:NSTableColumnNoResizing];
+[imagecol setWidth:20];
+[self addTableColumn:imagecol];
+textcol = [[NSTableColumn alloc] init];
+[self addTableColumn:textcol];
+}
+return self;
+}
+-(id)outlineView:(NSOutlineView *)outlineView child:(int)index ofItem:(id)item
+{
+	if (item)
+{
+NSMutableArray *array = [item pointerAtIndex:3];
+		return array ? [array objectAtIndex:index] : nil;
+	}
+	else
+{
+		return [data objectAtIndex:index];
+}
+}
+-(BOOL)outlineView:(NSOutlineView *)outlineView isItemExpandable:(id)item
+{
+	return [self outlineView:outlineView numberOfChildrenOfItem:item] != 0;
+}
+-(int)outlineView:(NSOutlineView *)outlineView numberOfChildrenOfItem:(id)item
+{
+	if(item)
+{
+		if([item isKindOfClass:[NSPointerArray class]])
+{
+NSMutableArray *array = [item pointerAtIndex:3];
+			return array ? (int)[array count] : 0;
+}
+		else
+{
+			return 0;
+}
+}
+else
+{
+return data ? (int)[data count] : 0;
+}
+}
+-(id)outlineView:(NSOutlineView *)outlineView objectValueForTableColumn:(NSTableColumn *)tableColumn byItem:(id)item
+{
+	if(item)
+{
+		if([item isKindOfClass:[NSPointerArray class]])
+{
+			NSPointerArray *this = (NSPointerArray *)item;
+if(tableColumn == imagecol)
+{
+return [this pointerAtIndex:0];
+}
+return [this pointerAtIndex:1];
+}
+		else
+{
+			return nil;
+}
+	}
+return @"List Root";
+}
+-(void)addTree:(NSPointerArray *)item and:(NSPointerArray *)parent;
+{
+NSMutableArray *children = data;
+if(parent)
+{
+children = [parent pointerAtIndex:3];
+if(!children)
+{
+children = [[NSMutableArray alloc] init];
+[parent replacePointerAtIndex:3 withPointer:children];
+}
+}
+else
+{
+if(!data)
+{
+data = [[NSMutableArray alloc] init];
+}
+}
+[children addObject:item];
+}
+-(void *)userdata { return userdata; }
+-(void)setUserdata:(void *)input { userdata = input; }
+-(NSScrollView *)scrollview { return scrollview; }
+-(void)setScrollview:(NSScrollView *)input { scrollview = input; }
+@end
 /* Subclass for a Calendar type */
 @interface DWCalendar : NSDatePicker
 {
 	void *userdata;
 }
 *       id: An ID to be used for getting the resource from the
 *           resource file.
 */
 HWND API dw_tree_new(ULONG id)
 {
-	NSLog(@"dw_tree_new() unimplemented\n");
+NSScrollView *scrollview  = [[NSScrollView alloc] init];
-	return HWND_DESKTOP;
+	DWTree *tree = [[DWTree alloc] init];
+[tree setScrollview:scrollview];
+[scrollview setBorderType:NSBezelBorder];
+[scrollview setHasVerticalScroller:YES];
+[scrollview setAutohidesScrollers:YES];
+[tree setAllowsMultipleSelection:NO];
+	[tree setDataSource:tree];
+[scrollview setDocumentView:tree];
+[tree setHeaderView:nil];
+return tree;
 }
 /*
 * Inserts an item into a tree window (widget) after another item.
 * Parameters:
 *          parent: Parent handle or 0 if root.
 *          itemdata: Item specific data.
 */
 HTREEITEM API dw_tree_insert_after(HWND handle, HTREEITEM item, char *title, HICN icon, HTREEITEM parent, void *itemdata)
 {
-	NSLog(@"dw_tree_insert_item_after() unimplemented\n");
+DWTree *tree = handle;
-	return HWND_DESKTOP;
+NSString *nstr = [NSString stringWithUTF8String:title];
+NSPointerArray *treenode = [NSPointerArray pointerArrayWithWeakObjects];
+[treenode addPointer:icon];
+[treenode addPointer:nstr];
+[treenode addPointer:itemdata];
+[treenode addPointer:NULL];
+[tree addTree:treenode and:parent];
+[tree reloadData];
+	return treenode;
 }
 /*
 * Inserts an item into a tree window (widget).
 * Parameters:
 *          parent: Parent handle or 0 if root.
 *          itemdata: Item specific data.
 */
 HTREEITEM API dw_tree_insert(HWND handle, char *title, HICN icon, HTREEITEM parent, void *itemdata)
 {
-	NSLog(@"dw_tree_insert_item() unimplemented\n");
+return dw_tree_insert_after(handle, NULL, title, icon, parent, itemdata);
-	return HWND_DESKTOP;
 }
 /*
 * Gets the text an item in a tree window (widget).
 * Parameters:
 *          handle: Handle to the tree containing the item.
 *          item: Handle of the item to be modified.
 */
 char * API dw_tree_get_title(HWND handle, HTREEITEM item)
 {
-	NSLog(@"dw_tree_get_title() unimplemented\n");
+NSPointerArray *array = (NSPointerArray *)item;
-	return NULL;
+NSString *nstr = (NSString *)[array pointerAtIndex:1];
+return strdup([nstr UTF8String]);
 }
 /*
 * Gets the text an item in a tree window (widget).
 * Parameters:

Mercurial > dwindows

comparison mac/dw.m @ 680:db315779a283