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ecore-x - add call to create a permanent window that is not deleted on exit

This commit is contained in:
Carsten Haitzler 2013-12-26 19:01:23 +09:00
parent f149b44b85
commit eb8b643bf2
3 changed files with 151 additions and 0 deletions
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1
src/lib/ecore_x/Ecore_X.h
View File

@ -1409,6 +1409,7 @@ EAPI int ecore_x_window_argb_get(Ecore_X_Window win);
EAPI Ecore_X_Window ecore_x_window_manager_argb_new(Ecore_X_Window parent, int x, int y, int w, int h);
EAPI Ecore_X_Window ecore_x_window_argb_new(Ecore_X_Window parent, int x, int y, int w, int h);
EAPI Ecore_X_Window ecore_x_window_override_argb_new(Ecore_X_Window parent, int x, int y, int w, int h);
EAPI Ecore_X_Window ecore_x_window_permanent_create(Ecore_X_Window parent, Ecore_X_Atom unique_atom); /* @since 1.9 */
EAPI Ecore_X_Window ecore_x_window_input_new(Ecore_X_Window parent, int x, int y, int w, int h);
EAPI void ecore_x_window_configure(Ecore_X_Window win, Ecore_X_Window_Configure_Mask mask, int x, int y, int w, int h, int border_width, Ecore_X_Window sibling, int stack_mode);
EAPI void ecore_x_window_cursor_set(Ecore_X_Window win, Ecore_X_Cursor c);

82
src/lib/ecore_x/xcb/ecore_xcb_window.c
View File

@ -310,6 +310,88 @@ ecore_x_window_override_argb_new(Ecore_X_Window parent,
return win;
}
EAPI Ecore_X_Window
ecore_x_window_permanent_create(Ecore_X_Window parent,
Ecore_X_Atom unique_atom)
{
xcb_connection_t *conn;
Ecore_X_Window win, win2, realwin;
uint32_t mask, mask_list[9];
xcb_get_property_reply_t *reply;
xcb_get_property_cookie_t cookie;
unsigned long ldata, *datap;
LOGFN(__FILE__, __LINE__, __FUNCTION__);
conn = xcb_connect(name, NULL);
if (!conn) return 0;
xcb_grab_server(conn);
cookie = xcb_get_property_unchecked(conn, 0, parent, unique_atom,
ECORE_X_ATOM_WINDOW, 0, 0x7fffffff);
reply = xcb_get_property_reply(conn, cookie, NULL);
if (reply)
{
if ((reply->type == ECORE_X_ATOM_WINDOW) && (reply->format == 32) &&
(reply->value_len == 1) &&
((datap = (unsigned long *)xcb_get_property_value(reply))))
{
win = (Ecore_X_Window)(*datap);
free(reply);
cookie = xcb_get_property_unchecked(conn, 0, win, unique_atom,
ECORE_X_ATOM_WINDOW, 0, 0x7fffffff);
reply = xcb_get_property_reply(conn, cookie, NULL);
if (reply)
{
if ((reply->type == ECORE_X_ATOM_WINDOW) && (reply->format == 32) &&
(reply->value_len == 1) &&
((datap = (unsigned long *)xcb_get_property_value(reply))))
{
win2 = (Ecore_X_Window)(*datap);
free(reply);
if (win2 == win) realwin = win;
}
else free(reply);
}
}
else free(reply);
}
if (realwin != 0)
{
xcb_ungrab_server(conn);
xcb_flush(conn);
xcb_disconnect(conn);
return realwin;
}
mask = (XCB_CW_BACK_PIXMAP | XCB_CW_BORDER_PIXEL | XCB_CW_BIT_GRAVITY |
XCB_CW_WIN_GRAVITY | XCB_CW_BACKING_STORE |
XCB_CW_OVERRIDE_REDIRECT | XCB_CW_SAVE_UNDER | XCB_CW_EVENT_MASK |
XCB_CW_DONT_PROPAGATE);
mask_list[0] = XCB_BACK_PIXMAP_NONE;
mask_list[1] = 0;
mask_list[2] = XCB_GRAVITY_NORTH_WEST;
mask_list[3] = XCB_GRAVITY_NORTH_WEST;
mask_list[4] = XCB_BACKING_STORE_NOT_USEFUL;
mask_list[5] = 1;
mask_list[6] = 0;
mask_list[7] = XCB_EVENT_MASK_NO_EVENT;
mask_list[8] = XCB_EVENT_MASK_NO_EVENT;
win = xcb_generate_id(conn);
xcb_create_window(conn, XCB_COPY_FROM_PARENT,
win, parent, -77, -77, 7, 7, 0,
XCB_WINDOW_CLASS_INPUT_OUTPUT,
XCB_COPY_FROM_PARENT, mask, mask_list);
ldata = (unsigned long)win;
xcb_change_property(conn, XCB_PROP_MODE_REPLACE, win, unique_atom,
ECORE_X_ATOM_WINDOW, 32, 1, (unsigned char *)ldata);
xcb_change_property(conn, XCB_PROP_MODE_REPLACE, parent, unique_atom,
ECORE_X_ATOM_WINDOW, 32, 1, (unsigned char *)ldata);
xcb_set_close_down_mode(conn, XCB_CLOSE_DOWN_RETAIN_PERMANENT);
xcb_ungrab_server(conn);
xcb_flush(conn);
xcb_disconnect(conn);
return win;
}
/**
* @defgroup Ecore_X_Window_Destroy_Group X Window Destroy Functions
* @ingroup Ecore_X_Group

68
src/lib/ecore_x/xlib/ecore_x_window.c
View File

@ -1786,3 +1786,71 @@ ecore_x_window_override_argb_new(Ecore_X_Window parent,
#endif /* ifdef ECORE_XRENDER */
}
EAPI Ecore_X_Window
ecore_x_window_permanent_create(Ecore_X_Window parent,
Ecore_X_Atom unique_atom)
{
Display *disp;
Window win, win2, realwin = 0;
Atom type_ret;
int format_ret;
unsigned long ldata, bytes_after, num_ret, *datap;
unsigned char *prop_ret;
LOGFN(__FILE__, __LINE__, __FUNCTION__);
disp = XOpenDisplay(DisplayString(_ecore_x_disp));
if (!disp) return 0;
XGrabServer(disp);
if (XGetWindowProperty(disp, parent, unique_atom, 0, 0x7fffffff,
False, XA_WINDOW, &type_ret, &format_ret,
&num_ret, &bytes_after, &prop_ret))
{
if (prop_ret)
{
if ((format_ret == 32) && (type_ret == XA_WINDOW) &&
(num_ret == 1))
{
datap = (unsigned long *)prop_ret;
win = (Window)(*datap);
XFree(prop_ret);
if (XGetWindowProperty(disp, win, unique_atom, 0, 0x7fffffff,
False, XA_WINDOW, &type_ret, &format_ret,
&num_ret, &bytes_after, &prop_ret))
{
if (prop_ret)
{
if ((format_ret == 32) && (type_ret == XA_WINDOW) &&
(num_ret == 1))
{
datap = (unsigned long *)prop_ret;
win2 = (Window)(*datap);
XFree(prop_ret);
if (win2 == win) realwin = win;
}
else XFree(prop_ret);
}
}
}
else XFree(prop_ret);
}
}
if (realwin != 0)
{
XUngrabServer(disp);
XFlush(disp);
XCloseDisplay(disp);
return realwin;
}
win = XCreateSimpleWindow(disp, parent, -77, -77, 7, 7, 0, 0, 0);
ldata = (unsigned long)win;
XChangeProperty(disp, win, unique_atom, XA_WINDOW, 32,
PropModeReplace, (unsigned char *)(&ldata), 1);
XChangeProperty(disp, parent, unique_atom, XA_WINDOW, 32,
PropModeReplace, (unsigned char *)(&ldata), 1);
XSetCloseDownMode(disp, RetainPermanent);
XUngrabServer(disp);
XFlush(disp);
XCloseDisplay(disp);
return win;
}