From da9beb729c58ca2d91f67ab85a6728b628c27cf2 Mon Sep 17 00:00:00 2001
From: Stijn Buys <ingar@osirion.org>
Date: Sun, 5 Oct 2008 19:03:25 +0000
Subject: user interface library

---
 src/ui/ui.cc | 214 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 214 insertions(+)
 create mode 100644 src/ui/ui.cc

(limited to 'src/ui/ui.cc')

diff --git a/src/ui/ui.cc b/src/ui/ui.cc
new file mode 100644
index 0000000..be75f11
--- /dev/null
+++ b/src/ui/ui.cc
@@ -0,0 +1,214 @@
+/*
+   ui/ui.cc
+   This file is part of the Osirion project and is distributed under
+   the terms of the GNU General Public License version 2
+*/
+
+#include <string>
+#include <sstream>
+
+#include "auxiliary/functions.h"
+#include "core/core.h"
+#include "sys/sys.h"
+#include "ui/button.h"
+#include "ui/label.h"
+#include "ui/menu.h"
+#include "ui/ui.h"
+#include "ui/widget.h"
+#include "ui/window.h"
+
+namespace ui {
+
+UI *global_ui = 0;
+
+void func_list_ui(std::string const &args)
+{
+	if (global_ui) {
+		global_ui->list();
+	}
+}
+
+void help()
+{
+	con_print << "^BUser interface functions" << std::endl;
+	con_print << "  ui help          show this help" << std::endl;
+	con_print << "  ui list          list widgets" << std::endl;
+	con_print << "  ui show          show user interface" << std::endl;
+	con_print << "  ui hide          hide user interface" << std::endl;
+}
+
+void func_ui(std::string const &args)
+{
+	if (!global_ui) {
+		con_warn << "User Interface not available!" << std::endl;
+		return;
+	}
+
+	if (!args.size()) {
+		help();
+		return;
+	}
+	std::stringstream argstr(args);
+	std::string command;
+	argstr >> command;
+	aux::to_label(command);
+
+	if (command.compare("help") == 0) {
+		help();
+	} else if (command.compare("list") == 0) {
+		global_ui->list();
+	} else if (command.compare("show") == 0) {
+		global_ui->show();
+	} else if (command.compare("hide") == 0) {
+		global_ui->hide();
+	} else {
+		help();
+	}
+}
+
+void func_menu(std::string const &args)
+{
+	if (!global_ui) {
+		con_warn << "User Interface not available!" << std::endl;
+		return;
+	}
+
+	if (!args.size()) {
+		return;
+	}
+	std::stringstream argstr(args);
+	std::string command;
+	argstr >> command;
+
+	aux::to_label(command);
+
+	if (command.compare("hide") == 0) {
+		root()->hide_window();
+
+	} else if (command.compare("close") == 0) {
+		root()->hide_window();
+
+	} else if (command.compare("list") == 0) {
+
+	} else {
+		root()->show_window(command.c_str());
+	}
+}
+
+UI *root()
+{
+	return global_ui;
+}
+
+void init()
+{
+	con_print << "^BInitializing user interface..." << std::endl;
+	if (!global_ui)
+		global_ui = new UI();
+
+	core::Func *func = core::Func::add("list_ui", func_list_ui);
+	func->set_info("list user interface widgets");
+
+	func = core::Func::add("ui", func_ui);
+	func->set_info("[command] [options] user interface subcommands");
+
+	func = core::Func::add("menu", func_menu);
+	func->set_info("[hide|close|menuname] show or hide a menu");
+}
+
+void shutdown()
+{
+	con_print << "^BShutting down user interface..." << std::endl;
+
+	core::Func::remove("list_ui");
+	core::Func::remove("menu");
+	core::Func::remove("ui");
+
+	if (global_ui) {
+		delete global_ui;
+		global_ui = 0;
+	}
+}
+
+void frame()
+{
+	if (global_ui)
+		global_ui->draw_event();
+}
+
+UI::UI() : Window(0)
+{
+	set_palette(new Palette());
+	set_label("user interface");
+	set_size(1024, 768);
+	set_border(false);
+
+	ui_active_window = 0;
+
+	Menu *menu = 0;
+
+	menu = new Menu(this, "main");
+	menu->add_label("Main menu");
+	menu->add_button("New Game", "connect");
+	menu->add_button("Connect to...", "menu connect");
+	menu->add_button("Options...", "menu options");
+	menu->add_button("Quit", "quit");
+
+	menu = new Menu(this, "options");
+	menu->add_label("Options menu");
+	
+	menu = new Menu(this, "connect");
+	menu->add_label("Connect to...");
+}	
+
+UI::~UI()
+{
+	if (palette())
+		delete palette();
+}
+
+void UI::list()
+{
+	size_t n = Widget::list(0);
+	con_print << n << " user interface widgets" << std::endl;
+}
+
+void UI::add_window(Window *window)
+{
+	Window::add_window(window);
+	window->hide();
+}
+
+void UI::remove_window(Window *window)
+{
+	if (ui_active_window == window)
+		ui_active_window = 0;
+	Window::remove_window(window);
+}
+
+void UI::show_window(char const *label)
+{
+	Windows::iterator it;
+	for (it = window_children.begin(); it != window_children.end(); it++) {
+		if ((*it)->label().compare(label) == 0) {
+			if (ui_active_window)
+				ui_active_window->hide();
+			ui_active_window = (*it);
+			ui_active_window->resize_event();
+			ui_active_window->show();
+			return;
+		}
+	}
+
+	con_warn << "Unknown window '" << label << "'" << std::endl;
+}
+
+void UI::hide_window()
+{
+	if (ui_active_window) {
+		ui_active_window->hide();
+		ui_active_window = 0;
+	}
+}
+
+}
-- 
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