Merge pull request #1 from eried/master

Update merge

firmware/application/apps/ui_fileman.cpp

@@ -92,31 +92,37 @@ FileManBaseView::FileManBaseView(
 ) : nav_ (nav),
 	extension_filter { filter }
 {
-	load_directory_contents(current_path);
-	
-	if (!entry_list.size())
-		empty_root = true;
-	
 	add_children({
 		&labels,
 		&text_current,
 		&button_exit
 	});
 
+	button_exit.on_select = [this, &nav](Button&) {
+		nav.pop();
+	};
+
+	if (!sdcIsCardInserted(&SDCD1)) {
+		empty_root=true;
+		text_current.set("NO SD CARD!");
+	} else {
+		load_directory_contents(current_path);
+		if (!entry_list.size())
+		{
+			empty_root = true;
+			text_current.set("EMPTY SD CARD!");
+		} else {
 			menu_view.on_left = [&nav, this]() {
 				load_directory_contents(get_parent_dir());
 				refresh_list();
 			};
-	
+		}
-	button_exit.on_select = [this, &nav](Button&) {
+	}
-		nav.pop();
+}
-	};
-};
 
 void FileManBaseView::focus() {
 	if (empty_root) {
 		button_exit.focus();
-		nav_.display_modal("Error", "No files in root.", ABORT, nullptr);
 	} else {
 		menu_view.focus();
 	}
@@ -190,7 +196,6 @@ void FileManBaseView::refresh_list() {
 		nav_.pop();
 	});
 }
-
 FileSaveView::FileSaveView(
 	NavigationView& nav
 ) : FileManBaseView(nav)
@@ -271,6 +276,7 @@ FileManagerView::FileManagerView(
 	NavigationView& nav
 ) : FileManBaseView(nav, "")
 {
+	if (!empty_root) {
 		on_refresh_widgets = [this](bool v) {
 			refresh_widgets(v);
 		};
@@ -322,6 +328,7 @@ FileManagerView::FileManagerView(
 				}
 			);
 		};
+	} 
 }
 
 }

firmware/application/ui/ui_spectrum.cpp

@@ -120,8 +120,8 @@ void FrequencyScale::paint(Painter& painter) {
 	
 	if (_blink) {
 		const Rect r_cursor {
-			120 + cursor_position, r.bottom() - filter_band_height,
+			118 + cursor_position, r.bottom() - filter_band_height,
-			2, filter_band_height
+			5, filter_band_height
 		};
 		painter.fill_rectangle(
 			r_cursor,

firmware/application/ui_navigation.cpp

@@ -106,6 +106,7 @@ SystemStatusView::SystemStatusView(
 		&backdrop,
 		&button_back,
 		&title,
+		&button_title,
 		&button_speaker,
 		&button_stealth,
 		//&button_textentry,
@@ -139,6 +140,10 @@ SystemStatusView::SystemStatusView(
 			this->on_back();
 	};
 
+	button_title.on_select = [this](ImageButton&) {
+		this->on_title();
+	};
+	
 	button_speaker.on_select = [this](ImageButton&) {
  		this->on_speaker();
  	};
@@ -194,8 +199,23 @@ void SystemStatusView::refresh() {
 }
 
 void SystemStatusView::set_back_enabled(bool new_value) {
-	button_back.set_foreground(new_value ? Color::white() : Color::dark_grey());
+	
-	button_back.set_focusable(new_value);
+	if(new_value){
+		add_child(&button_back);
+	}
+	else{
+		remove_child(&button_back);
+	}
+}
+
+void SystemStatusView::set_title_image_enabled(bool new_value) {
+
+	if(new_value){
+		add_child(&button_title);
+	}
+	else{
+		remove_child(&button_title);
+	}
 }
 
 void SystemStatusView::set_title(const std::string new_value) {
@@ -282,6 +302,10 @@ void SystemStatusView::on_camera() {
 	}
 }
 
+void SystemStatusView::on_title() {
+	nav_.push<AboutView>();
+}
+
 /* Navigation ************************************************************/
 
 bool NavigationView::is_top() const {
@@ -515,9 +539,12 @@ SystemView::SystemView(
 	});
 	navigation_view.on_view_changed = [this](const View& new_view) {
 		this->status_view.set_back_enabled(!this->navigation_view.is_top());
+		this->status_view.set_title_image_enabled(this->navigation_view.is_top());
+		this->status_view.set_dirty();
 		this->status_view.set_title(new_view.title());
 	};
 	
+
 	// portapack::persistent_memory::set_playdead_sequence(0x8D1);
 				
 	// Initial view

firmware/application/ui_navigation.hpp

@@ -106,10 +106,11 @@ public:
 	SystemStatusView(NavigationView& nav);
 
 	void set_back_enabled(bool new_value);
+	void set_title_image_enabled(bool new_value);
 	void set_title(const std::string new_value);
 
 private:
-	static constexpr auto default_title = "MAYHEM v1.1.1"; // TODO: Move the version somewhere
+	static constexpr auto default_title = "        v1.1.1"; // TODO: Move the version somewhere
 	
 	NavigationView& nav_;
 
@@ -130,6 +131,13 @@ private:
 		default_title,
 	};
 
+	ImageButton button_title {
+		{2, 0, 80, 16},
+		&bitmap_titlebar_image,
+		Color::white(),
+		Color::dark_grey()
+	};
+
 	ImageButton button_speaker {
  		{ 17 * 8, 0, 2 * 8, 1 * 16 },
  		&bitmap_icon_speaker_mute,
@@ -188,6 +196,7 @@ private:
 	void on_bias_tee();
 	//void on_textentry();
 	void on_camera();
+	void on_title();
 	void refresh();
 	
 	MessageHandlerRegistration message_handler_refresh {