X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fwindow.cpp;fp=source%2Fwindow.cpp;h=75a88dce6f3331e82917ea161de7bc604a67b5e7;hb=1fbd1b60d9fffe40febe499315347762da007269;hp=0000000000000000000000000000000000000000;hpb=13a47981754ff9e44627dd44caa68b685ee3fdbf;p=libs%2Fgui.git

diff --git a/source/window.cpp b/source/window.cpp
new file mode 100644
index 0000000..75a88dc
--- /dev/null
+++ b/source/window.cpp
@@ -0,0 +1,149 @@
+/* $Id$
+
+This file is part of libmspgbase
+Copyright © 2007 Mikko Rasa, Mikkosoft Productions
+Distributed under the LGPL
+*/
+
+#include <vector>
+#include <GL/glx.h>
+#include <msp/core/error.h>
+#include "window.h"
+
+using namespace std;
+
+#include <msp/strings/lexicalcast.h>
+
+namespace Msp {
+
+DisplayOptions::DisplayOptions():
+	width(640),
+	height(480),
+	fullscreen(false)
+{ }
+
+
+/**
+Initializes the class but does not open the window.  Intended for use by
+derived classes.
+*/
+Window::Window():
+	display(0),
+	window(0)
+{ }
+
+Window::Window(unsigned w, unsigned h)
+{
+	options.width=w;
+	options.height=h;
+
+	init();
+}
+
+Window::Window(const DisplayOptions &dopt):
+	options(dopt)
+{
+	init();
+}
+
+Window::~Window()
+{
+	if(window)
+		XDestroyWindow(display, window);
+	if(display)
+		XCloseDisplay(display);
+}
+
+void Window::show()
+{
+	XMapRaised(display, window);
+}
+
+void Window::hide()
+{
+	XUnmapWindow(display, window);
+}
+
+void Window::tick()
+{
+	while(1)
+	{
+		int pending=XPending(display);
+		if(pending==0)
+			break;
+
+		for(int i=0; i<pending; ++i)
+		{
+			XEvent event;
+			XNextEvent(display, &event);
+			process_event(event);
+		}
+	}
+}
+
+void Window::prepare()
+{
+	if(options.display.empty())
+		display=XOpenDisplay(0);
+	else
+		display=XOpenDisplay(options.display.c_str());
+	if(!display)
+		throw Exception("Couldn't open X display");
+
+	//XSetErrorHandler(x_error_handler);
+}
+
+void Window::init()
+{
+	prepare();
+
+	window=XCreateWindow(display, DefaultRootWindow(display), 0, 0, options.width, options.height, 0, CopyFromParent, InputOutput, CopyFromParent, 0, 0);
+	if(!window)
+		throw Exception("Couldn't create a window");
+
+	XSelectInput(display, window, ButtonPressMask|ButtonReleaseMask|PointerMotionMask|KeyPressMask|KeyReleaseMask|StructureNotifyMask);
+}
+
+void Window::process_event(const XEvent &event)
+{
+	switch(event.type)
+	{
+	case ButtonPress:
+		signal_button_press.emit(event.xbutton.x, event.xbutton.y, event.xbutton.button, event.xbutton.state);
+		break;
+	case ButtonRelease:
+		signal_button_release.emit(event.xbutton.x, event.xbutton.y, event.xbutton.button, event.xbutton.state);
+		break;
+	case MotionNotify:
+		signal_pointer_motion.emit(event.xmotion.x, event.xmotion.y);
+		break;
+	case KeyPress:
+		{
+			char buf[16];
+			XLookupString(const_cast<XKeyEvent *>(&event.xkey), buf, sizeof(buf), 0, 0);
+			// XXX Handle the result according to locale
+			signal_key_press.emit(event.xkey.keycode, event.xkey.state, buf[0]);
+		}
+		break;
+	case KeyRelease:
+		signal_key_release.emit(event.xkey.keycode, event.xkey.state);
+		break;
+	case ConfigureNotify:
+		options.width=event.xconfigure.width;
+		options.height=event.xconfigure.height;
+		break;
+	default:;
+	}
+}
+
+int Window::x_error_handler(Display *display, XErrorEvent *error)
+{
+	char buf[128];
+	XGetErrorText(display, error->error_code, buf, sizeof(buf));
+	/*string request_code=lexical_cast(error->request_code);
+	char buf2[1024];
+	XGetErrorDatabaseText(display, "XRequest", request_code.c_str(), buf, buf2, sizeof(buf2));*/
+	throw Exception(buf);
+}
+
+} // namespace Msp