Welcome message

CHANGELOG.md

@@ -16,6 +16,8 @@ and this project does adhere to [Semantic Versioning](https://semver.org/spec/v2
 - *Settings, Feeds:* Drag & Drop feed titles and urls as text
 - *Settings, Feeds:* OPML export with selected items only
 - *UI:* Accessibility hints for most UI elements
+- *UI*: Show welcome message upon first usage (empty db)
+- *DB*: Table for options. E.g., with what version was the db last used
 - Associate OPML files (double click and right click actions in Finder)
 - Quick Look preview for OPML files
 

baRSS/AppHook.m

@@ -27,6 +27,7 @@
 #import "DrawImage.h"
 #import "SettingsFeeds+DragDrop.h"
 #import "UserPrefs.h"
+#import "StoreCoordinator.h"
 
 @interface AppHook()
 @property (strong) NSWindowController *prefWindow;
@@ -41,17 +42,20 @@
 }
 
 - (void)applicationWillFinishLaunching:(NSNotification *)notification {
-	[self migrateVersionUpdate];
+	RegisterImageViewNames();
 	_statusItem = [BarStatusItem new];
 	NSAppleEventManager *appleEventManager = [NSAppleEventManager sharedAppleEventManager];
 	[appleEventManager setEventHandler:self andSelector:@selector(handleGetURLEvent:withReplyEvent:)
 						 forEventClass:kInternetEventClass andEventID:kAEGetURL];
+	[self migrateVersionUpdate];
 }
 
 - (void)applicationDidFinishLaunching:(NSNotification *)aNotification {
-	RegisterImageViewNames();
+	if ([StoreCoordinator isEmpty]) {
-//	feed://https://feeds.feedburner.com/simpledesktops
+		[_statusItem showWelcomeMessage];
+	}
 	[FeedDownload registerNetworkChangeNotification]; // will call update scheduler
+	[_statusItem asyncReloadUnreadCount];
 }
 
 - (void)applicationWillTerminate:(NSNotification *)aNotification {
@@ -59,6 +63,7 @@
 }
 
 - (void)handleGetURLEvent:(NSAppleEventDescriptor *)event withReplyEvent:(NSAppleEventDescriptor *)replyEvent {
+//	feed://https://feeds.feedburner.com/simpledesktops
 	NSString *url = [[event paramDescriptorForKeyword:keyDirectObject] stringValue];
 	NSString *scheme = [[[NSURL URLWithString:url] scheme] lowercaseString];
 	url = [url substringFromIndex:scheme.length + 1]; // + ':'

baRSS/Core Data/StoreCoordinator.h

@@ -39,6 +39,7 @@ static const int dbFileVersion = 1; // update in case database structure changes
 + (NSArray<Feed*>*)getListOfFeedsThatNeedUpdate:(BOOL)forceAll inContext:(NSManagedObjectContext*)moc;
 
 // Count elements
++ (BOOL)isEmpty;
 + (NSUInteger)countTotalUnread;
 + (NSUInteger)countRootItemsInContext:(NSManagedObjectContext*)moc;
 + (NSArray<NSDictionary*>*)countAggregatedUnread;

baRSS/Core Data/StoreCoordinator.m

@@ -112,6 +112,11 @@
 
 #pragma mark - Count Elements
 
+/// @return @c YES if core data has no stored @c FeedGroup
++ (BOOL)isEmpty {
+	return [[FeedGroup fetchRequest] fetchFirst:[self getMainContext]] == nil;
+}
+
 /// @return Sum of all unread @c FeedArticle items.
 + (NSUInteger)countTotalUnread {
 	return [[[FeedArticle fetchRequest] where:@"unread = YES"] fetchCount: [self getMainContext]];

baRSS/Helper/NSView+Ext.h

@@ -42,6 +42,10 @@ static const CGFloat CENTER = -0.015625;
 
 /// Calculate @c origin.y going down from the top border of its @c superview
 NS_INLINE CGFloat YFromTop(NSView *view) { return NSHeight(view.superview.frame) - NSMinY(view.frame) - view.alignmentRectInsets.bottom; }
+/// @c MAX()
+NS_INLINE CGFloat Max(CGFloat a, CGFloat b) { return a < b ? b : a; }
+/// @c Max(NSWidth(a.frame),NSWidth(b.frame))
+NS_INLINE CGFloat NSMaxWidth(NSView *a, NSView *b) { return Max(NSWidth(a.frame), NSWidth(b.frame)); }
 
 
 /*
@@ -66,6 +70,7 @@ NS_INLINE CGFloat YFromTop(NSView *view) { return NSHeight(view.superview.frame)
 + (NSView*)radioGroup:(NSArray<NSString*>*)entries target:(id)target action:(nonnull SEL)action;
 + (NSView*)radioGroup:(NSArray<NSString*>*)entries;
 // UI: Enclosing Container
++ (NSPopover*)popover:(NSSize)size;
 - (NSScrollView*)wrapContent:(NSView*)content inScrollView:(NSRect)rect;
 + (NSView*)wrapView:(NSView*)other withLabel:(NSString*)str padding:(CGFloat)pad;
 // Insert UI elements in parent view
@@ -98,4 +103,5 @@ NS_INLINE CGFloat YFromTop(NSView *view) { return NSHeight(view.superview.frame)
 @interface NSTextField (Ext)
 - (instancetype)gray;
 - (instancetype)selectable;
+- (instancetype)multiline:(NSSize)size;
 @end

baRSS/Helper/NSView+Ext.m

@@ -56,8 +56,7 @@
 	NSView *parent = [[NSView alloc] init];
 	for (NSUInteger i = 0; i < labels.count; i++) {
 		NSTextField *lbl = [[NSView label:labels[i]] placeIn:parent xRight:0 yTop:y + off];
-		if (w < NSWidth(lbl.frame))
+		w = Max(w, NSWidth(lbl.frame));
-			w = NSWidth(lbl.frame);
 		y += h + pad;
 	}
 	[parent setFrameSize: NSMakeSize(w, y - pad)];
@@ -151,8 +150,7 @@
 		btn.tag = (NSInteger)i-1;
 		if (btn.tag == 0)
 			btn.state = NSControlStateValueOn;
-		if (w < NSWidth(btn.frame)) // find max width (before alignmentRect:)
+		w = Max(w, NSWidth(btn.frame)); // find max width (before alignmentRect:)
-			w = NSWidth(btn.frame);
 		[btn placeIn:parent x:0 y:h];
 		h += NSHeight([btn alignmentRectForFrame:btn.frame]) + PAD_XS;
 	}
@@ -172,6 +170,15 @@
 #pragma mark - UI: Enclosing Container -
 
 
+/// Create transient popover with initial view controller and view @c size
++ (NSPopover*)popover:(NSSize)size {
+	NSPopover *pop = [[NSPopover alloc] init];
+	pop.behavior = NSPopoverBehaviorTransient;
+	pop.contentViewController = [[NSViewController alloc] init];
+	pop.contentViewController.view = [[NSView alloc] initWithFrame:NSMakeRect(0, 0, size.width, size.height)];
+	return pop;
+}
+
 /// Insert @c scrollView, remove @c self from current view and set as @c documentView for the newly created scroll view.
 - (NSScrollView*)wrapContent:(NSView*)content inScrollView:(NSRect)rect {
 	NSScrollView *scroll = [[[NSScrollView alloc] initWithFrame:rect] sizableWidthAndHeight];
@@ -352,4 +359,14 @@ NS_INLINE void SetFontAndResize(NSControl *control, NSFont *font) {
 /// Set @c .selectable to @c YES
 - (instancetype)selectable { self.selectable = YES; return self; }
 
+/// Set @c .maximumNumberOfLines @c = @c 7 and @c preferredMaxLayoutWidth.
+- (instancetype)multiline:(NSSize)size {
+	[self setFrameSize:size];
+	self.preferredMaxLayoutWidth = size.width;
+	self.lineBreakMode = NSLineBreakByWordWrapping;
+	self.usesSingleLineMode = NO;
+	self.maximumNumberOfLines = 7; // used in ModalFeedEditView
+	return self;
+}
+
 @end

baRSS/Info.plist

@@ -60,7 +60,7 @@
 		</dict>
 	</array>
 	<key>CFBundleVersion</key>
-	<string>9923</string>
+	<string>10141</string>
 	<key>LSApplicationCategoryType</key>
 	<string>public.app-category.news</string>
 	<key>LSMinimumSystemVersion</key>

baRSS/Preferences/Feeds Tab/ModalFeedEdit.m

@@ -338,7 +338,7 @@
 	
 	// apply fitting size and display
 	self.view.warningPopover.contentSize = newSize;
-	[self.view.warningPopover showRelativeToRect:sender.bounds ofView:sender preferredEdge:NSRectEdgeMinY];
+	[self.view.warningPopover showRelativeToRect:NSZeroRect ofView:sender preferredEdge:NSRectEdgeMinY];
 }
 
 /// Either hit by Cmd+R or reload button inside warning popover error description

baRSS/Preferences/Feeds Tab/ModalFeedEditView.m

@@ -70,23 +70,11 @@
 
 /// Prepare popover controller to display errors during download
 - (void)prepareWarningPopover {
-	NSPopover *pop = [[NSPopover alloc] init];
+	self.warningPopover = [NSView popover: NSMakeSize(300, 100)];
-	pop.behavior = NSPopoverBehaviorTransient;
+	NSView *content = self.warningPopover.contentViewController.view;
-	pop.contentViewController = [[NSViewController alloc] init];
-	
-	NSView *content = [[NSView alloc] initWithFrame:NSMakeRect(0, 0, 300, 100)];
-	pop.contentViewController.view = content;
-	
 	// User visible error description text (after click on warning button)
-	NSTextField *txt = [[[NSView label:@""] selectable] sizableWidthAndHeight];
+	self.warningText = [[[[[NSView label:@""] selectable] sizableWidthAndHeight]
-	txt.frame = NSInsetRect(content.frame, 4, 2);
+						multiline:NSMakeSize(292, 96)] placeIn:content x:4 y:2];
-	txt.preferredMaxLayoutWidth = NSWidth(txt.frame);
-	txt.lineBreakMode = NSLineBreakByWordWrapping;
-	txt.maximumNumberOfLines = 7;
-	[content addSubview:txt];
-	
-	self.warningPopover = pop;
-	self.warningText = txt;
 	// Reload button is only visible on 5xx server error (right of ––––)
 	self.warningReload = [[[[NSView buttonIcon:NSImageNameRefreshTemplate size:16] placeIn:content x:35 yTop:21]
 						   tooltip:NSLocalizedString(@"Retry download (⌘R)", nil)]

baRSS/Preferences/Feeds Tab/RefreshStatisticsView.m

@@ -50,9 +50,7 @@
 						 GrayLabel(NSLocalizedString(@"median:", nil)), [self createInlineButton:info[@"median"] callback:callback]];
 		NSView *buttonsView = [self placeViewsHorizontally:arr];
 		
-		CGFloat w = NSWidth(buttonsView.frame);
+		CGFloat w = NSMaxWidth(dateView, buttonsView);
-		if (w < NSWidth(dateView.frame))
-			w = NSWidth(dateView.frame);
 		[self setFrameSize:NSMakeSize(w, NSHeight(buttonsView.frame) + PAD_M + NSHeight(dateView.frame))];
 		
 		[dateView placeIn:self x:CENTER yTop:0];

baRSS/Status Bar Menu/BarStatusItem.h

@@ -29,5 +29,6 @@
 - (void)setUnreadCountRelative:(NSInteger)count;
 - (void)asyncReloadUnreadCount;
 - (void)updateBarIcon;
+- (void)showWelcomeMessage;
 @end
 

baRSS/Status Bar Menu/BarStatusItem.m

@@ -27,6 +27,7 @@
 #import "UserPrefs.h"
 #import "BarMenu.h"
 #import "AppHook.h"
+#import "NSView+Ext.h"
 
 @interface BarStatusItem()
 @property (strong) BarMenu *barMenu;
@@ -45,8 +46,8 @@
 	self.statusItem = [NSStatusBar.systemStatusBar statusItemWithLength:NSVariableStatusItemLength];
 	self.statusItem.highlightMode = YES;
 	self.unreadCountTotal = 0;
-	[self updateBarIcon];
+	self.statusItem.image = [NSImage imageNamed:RSSImageMenuBarIconActive];
-	[self asyncReloadUnreadCount];
+	self.statusItem.image.template = YES;
 	// Add empty menu (will be populated once opened)
 	self.statusItem.menu = [[NSMenu alloc] initWithTitle:@"M"];
 	[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(mainMenuWillOpen) name:NSMenuDidBeginTrackingNotification object:self.statusItem.menu];
@@ -126,6 +127,26 @@
 	});
 }
 
+/// Show popover with a brief notice that baRSS is running in the menu bar
+- (void)showWelcomeMessage {
+	NSString *title = [NSString stringWithFormat:NSLocalizedString(@"Welcome to %@", nil), [UserPrefs appName]];
+	NSString *message = NSLocalizedString(@"There's no application window.\nEverything is up there.", nil);
+	NSTextField *head = [[NSView label:title] bold];
+	NSTextField *body = [[NSView label:message] small];
+	
+	const CGFloat pad = 12;
+	CGFloat icon = NSHeight(head.frame) + PAD_S + NSHeight(body.frame);
+	CGFloat dx = pad + icon + PAD_L; // where text begins
+	
+	NSPopover *pop = [NSView popover:NSMakeSize(dx + NSMaxWidth(head, body) + pad, icon + 2 * pad)];
+	NSView *content = pop.contentViewController.view;
+	
+	[[NSView imageView:NSImageNameApplicationIcon size:icon] placeIn:content x:pad y:pad];
+	[head placeIn:content x:dx yTop:pad];
+	[body placeIn:content x:dx y:pad];
+	[pop showRelativeToRect:NSZeroRect ofView:self.statusItem.button preferredEdge:NSRectEdgeMaxY];
+}
+
 
 #pragma mark - Main Menu Handling