diff options
| -rw-r--r-- | indra/llwindow/llwindowsdl.cpp | 161 |
1 files changed, 159 insertions, 2 deletions
diff --git a/indra/llwindow/llwindowsdl.cpp b/indra/llwindow/llwindowsdl.cpp index fe0ada5b09..cb4e04511c 100644 --- a/indra/llwindow/llwindowsdl.cpp +++ b/indra/llwindow/llwindowsdl.cpp @@ -950,7 +950,68 @@ BOOL LLWindowSDL::getMaximized() if (mWindow) { - // TODO +#if LL_X11 + if (mSDL_Display) + { + maybe_lock_display(); + + // Return data in the specified format, XA_ATOM. + U8* prop; + // Actual format of the property. + int format; + // Actual number of items stored in the prop return data. + unsigned long nitems; + // Number of bytes remaining to be read in the property if a partial read was performed. + unsigned long bytes_after; + // Atom identifier that defines the actual type of the property. + Atom type; + + // Atom used to obtain list of hints describing the window state. + Atom wm_state = XInternAtom(mSDL_Display, "_NET_WM_STATE", False); + + // Atoms indicates that the window is vertically/horizontally maximized. + Atom max_vert = XInternAtom(mSDL_Display, "_NET_WM_STATE_MAXIMIZED_VERT", False); + Atom max_horz = XInternAtom(mSDL_Display, "_NET_WM_STATE_MAXIMIZED_HORZ", False); + + // How many atoms in which we interested are present in list of hints. + U32 pass = 0; + + do + { + nitems = 0; + bytes_after = 0; + type = None; + if ( (XGetWindowProperty (mSDL_Display, + mSDL_XWindowID, + wm_state, + 0, UINT_MAX, + False, XA_ATOM, + &type, &format, + &nitems, &bytes_after, + &prop) == Success) + && type != None ) + { + Atom *atoms = (Atom *)prop; + for (unsigned long i=0; i<nitems; ++i) + { + if (atoms[i] == max_horz) + ++pass; + else if (atoms[i] == max_vert) + ++pass; + } + XFree (atoms); + } + else + { + break; + } + } while (bytes_after > 0); + + result = (pass == 2); + + maybe_unlock_display(); + } +#endif // LL_X11 } return(result); @@ -958,7 +1019,103 @@ BOOL LLWindowSDL::getMaximized() BOOL LLWindowSDL::maximize() { - // TODO +#if LL_X11 + if (mSDL_Display && !mFullscreen) + { + maybe_lock_display(); + + BOOL is_maximize_allowed = FALSE; + + // Check if maximize is allowed + { + // Return data in the specified format, XA_ATOM. + U8* prop; + // Actual format of the property. + int format; + // Actual number of items stored in the prop return data. + unsigned long nitems; + // Number of bytes remaining to be read in the property if a partial read was performed. + unsigned long bytes_after; + // Atom identifier that defines the actual type of the property. + Atom type; + + // Atom used to obtain a list of atoms indicating user operations that the Window Manager supports for this window. + Atom allowed_act = XInternAtom(mSDL_Display, "_NET_WM_ALLOWED_ACTIONS", False); + + // Atoms that indicates that the window may be vertically/horizontally maximized. + Atom max_vert_act = XInternAtom(mSDL_Display, "_NET_WM_ACTION_MAXIMIZE_HORZ", False); + Atom max_horz_act = XInternAtom(mSDL_Display, "_NET_WM_ACTION_MAXIMIZE_VERT", False); + + // How many atoms in which we interested are present in list of hints. + U32 pass = 0; + + do + { + nitems = 0; + bytes_after = 0; + type = None; + if ( (XGetWindowProperty (mSDL_Display, + mSDL_XWindowID, + allowed_act, + 0, UINT_MAX, + False, XA_ATOM, + &type, &format, + &nitems, &bytes_after, + &prop) == Success) + && type != None ) + { + Atom *atoms = (Atom *)prop; + for (unsigned long i=0; i<nitems; ++i) + { + if (atoms[i] == max_vert_act) + ++pass; + else if (atoms[i] == max_horz_act) + ++pass; + } + XFree (atoms); + } + else + { + break; + } + } while (bytes_after > 0); + + is_maximize_allowed = (pass == 2); + } + + // Send maximize event to X11 system + if (is_maximize_allowed) + { + XEvent xev; + + // Atom describing the window state. + Atom wm_state = XInternAtom(mSDL_Display, "_NET_WM_STATE", False); + + // Atoms indicates that the window is vertically/horizontally maximized. + Atom max_vert = XInternAtom(mSDL_Display, "_NET_WM_STATE_MAXIMIZED_VERT", False); + Atom max_horz = XInternAtom(mSDL_Display, "_NET_WM_STATE_MAXIMIZED_HORZ", False); + + memset(&xev, 0, sizeof(xev)); + xev.type = ClientMessage; + xev.xclient.window = mSDL_XWindowID; + xev.xclient.message_type = wm_state; + xev.xclient.format = 32; + xev.xclient.data.l[0] = 1; // add/set property + xev.xclient.data.l[1] = max_vert; + xev.xclient.data.l[2] = max_horz; + xev.xclient.data.l[3] = 0; + xev.xclient.data.l[4] = 0; + + XSendEvent(mSDL_Display, + DefaultRootWindow(mSDL_Display), + False, + SubstructureNotifyMask, &xev); + } + + maybe_unlock_display(); + return is_maximize_allowed; + } +#endif // LL_X11 return FALSE; } |