mutter/clutter/cltr-window.c
2005-05-06 17:41:15 +00:00

197 lines
4.2 KiB
C

#include "cltr-window.h"
#include "cltr-private.h"
static gboolean
cltr_window_handle_xevent (CltrWidget *widget, XEvent *xev);
static void
cltr_window_show(CltrWidget *widget);
static void
cltr_window_paint(CltrWidget *widget);
struct CltrWindow
{
CltrWidget widget;
Window xwin;
CltrWidget *focused_child;
CltrCallback *pre_paint_hook, *post_paint_hook;
CltrXEventCallback xevent_cb;
void *xevent_cb_data;
};
void
clrt_window_set_gl_viewport(CltrWindow *win)
{
CltrWidget *widget = CLTR_WIDGET(win);
glViewport (0, 0, widget->width, widget->height);
glMatrixMode (GL_PROJECTION);
glLoadIdentity ();
glOrtho (0, widget->width, widget->height, 0, -1, 1); /* 2d */
glMatrixMode (GL_MODELVIEW);
glLoadIdentity ();
}
CltrWidget*
cltr_window_new(int width, int height)
{
ClutterMainContext *ctx = CLTR_CONTEXT();
CltrWindow *win;
win = util_malloc0(sizeof(CltrWindow));
win->widget.width = width;
win->widget.height = height;
win->widget.show = cltr_window_show;
win->widget.paint = cltr_window_paint;
win->widget.xevent_handler = cltr_window_handle_xevent;
win->xwin = XCreateSimpleWindow(CltrCntx.xdpy,
CltrCntx.xwin_root,
0, 0,
width, height,
0, 0, WhitePixel(CltrCntx.xdpy,
CltrCntx.xscreen));
XSelectInput(CltrCntx.xdpy, win->xwin,
StructureNotifyMask|ExposureMask|
KeyPressMask|KeyReleaseMask|PropertyChangeMask);
glXMakeCurrent(CltrCntx.xdpy, win->xwin, CltrCntx.gl_context);
/* All likely better somewhere else */
ctx->window = CLTR_WIDGET(win);
clrt_window_set_gl_viewport(win);
return CLTR_WIDGET(win);
}
static void
cltr_window_show(CltrWidget *widget)
{
ClutterMainContext *ctx = CLTR_CONTEXT();
CltrWindow *win = CLTR_WINDOW(widget);
/* XXX set focused call */
if (widget->children)
{
if (win->focused_child == NULL)
win->focused_child = g_list_nth_data(widget->children, 0);
}
XMapWindow(ctx->xdpy, win->xwin);
}
static void
cltr_window_paint(CltrWidget *widget)
{
glClear(GL_COLOR_BUFFER_BIT);
glDisable(GL_LIGHTING);
glDisable(GL_DEPTH_TEST);
glClearColor( 0.0, 0.0, 0.0, 0.0 ); /* needed for saturate to work */
}
static void
cltr_window_handle_xconfigure(CltrWindow *win, XConfigureEvent *cxev)
{
/*
widget.width = cxev->width;
widget.height = cxev->height;
*/
}
static gboolean
cltr_window_handle_xevent (CltrWidget *widget, XEvent *xev)
{
CltrWindow *win = CLTR_WINDOW(widget);
/* XXX handle exposes here too */
if (xev->type == Expose)
{
cltr_widget_queue_paint(widget);
}
/*
case ConfigureNotify:
wm_handle_configure_request(w, &ev.xconfigure); break;
*/
/* XXX Very basic - assumes we are only interested in mouse clicks */
if (win->focused_child)
cltr_widget_handle_xevent(win->focused_child, xev);
if (win->xevent_cb)
(win->xevent_cb)(widget, xev, win->xevent_cb_data);
return FALSE;
}
/* window only methods */
Window
cltr_window_xwin(CltrWindow *win)
{
return win->xwin;
}
void
cltr_window_set_fullscreen(CltrWindow *win)
{
ClutterMainContext *ctx = CLTR_CONTEXT();
Atom atom_WINDOW_STATE, atom_WINDOW_STATE_FULLSCREEN;
atom_WINDOW_STATE
= XInternAtom(ctx->xdpy, "_NET_WM_STATE", False);
atom_WINDOW_STATE_FULLSCREEN
= XInternAtom(ctx->xdpy, "_NET_WM_STATE_FULLSCREEN",False);
XChangeProperty(ctx->xdpy, win->xwin,
atom_WINDOW_STATE, XA_ATOM, 32,
PropModeReplace,
(unsigned char *)&atom_WINDOW_STATE_FULLSCREEN, 1);
/*
XF86VidModeSwitchToMode (GLWin.dpy, GLWin.screen, &GLWin.deskMode);
XF86VidModeSetViewPort (GLWin.dpy, GLWin.screen, 0, 0);
*/
}
void
cltr_window_focus_widget(CltrWindow *win, CltrWidget *widget)
{
/* XXX Should check widget is an actual child of the window */
/* ClutterMainContext *ctx = CLTR_CONTEXT(); */
if (win->focused_child)
cltr_widget_unfocus(win->focused_child);
cltr_widget_focus(widget);
win->focused_child = widget;
}
void
cltr_window_on_xevent(CltrWindow *win,
CltrXEventCallback callback,
void *userdata)
{
win->xevent_cb = callback;
win->xevent_cb_data = userdata;
}