x11_common.c

来自「君正早期ucos系统(只有早期的才不没有打包成库),MPLAYER,文件系统,图」· C语言 代码 · 共 2,222 行 · 第 1/5 页

        return;

    if (vo_fsmode & 8)
    {
        XSetTransientForHint(vo_Display, w,
                             RootWindow(vo_Display, mScreen));
    }

    vo_MotifHints = XInternAtom(vo_Display, "_MOTIF_WM_HINTS", 0);
    if (vo_MotifHints != None)
    {
        if (!d)
        {
            MotifWmHints *mhints = NULL;

            XGetWindowProperty(vo_Display, w, vo_MotifHints, 0, 20, False,
                               vo_MotifHints, &mtype, &mformat, &mn,
                               &mb, (unsigned char **) &mhints);
            if (mhints)
            {
                if (mhints->flags & MWM_HINTS_DECORATIONS)
                    olddecor = mhints->decorations;
                if (mhints->flags & MWM_HINTS_FUNCTIONS)
                    oldfuncs = mhints->functions;
                XFree(mhints);
            }
        }

        memset(&vo_MotifWmHints, 0, sizeof(MotifWmHints));
        vo_MotifWmHints.flags =
            MWM_HINTS_FUNCTIONS | MWM_HINTS_DECORATIONS;
        if (d)
        {
            vo_MotifWmHints.functions = oldfuncs;
            d = olddecor;
        }
#if 0
        vo_MotifWmHints.decorations =
            d | ((vo_fsmode & 2) ? 0 : MWM_DECOR_MENU);
#else
        vo_MotifWmHints.decorations =
            d | ((vo_fsmode & 2) ? MWM_DECOR_MENU : 0);
#endif
        XChangeProperty(vo_Display, w, vo_MotifHints, vo_MotifHints, 32,
                        PropModeReplace,
                        (unsigned char *) &vo_MotifWmHints,
                        (vo_fsmode & 4) ? 4 : 5);
    }
}

void vo_x11_classhint(Display * display, Window window, char *name)
{
    XClassHint wmClass;
    pid_t pid = getpid();

    wmClass.res_name = name;
    wmClass.res_class = "MPlayer";
    XSetClassHint(display, window, &wmClass);
    XChangeProperty(display, window, XA_NET_WM_PID, XA_CARDINAL, 32,
                    PropModeReplace, (unsigned char *) &pid, 1);
}

Window vo_window = None;
GC vo_gc = NULL;
GC f_gc = NULL;
XSizeHints vo_hint;

#ifdef HAVE_NEW_GUI
void vo_setwindow(Window w, GC g)
{
    vo_window = w;
    vo_gc = g;
}
#endif

void vo_x11_uninit(void)
{
    saver_on(mDisplay);
    if (vo_window != None)
        vo_showcursor(mDisplay, vo_window);

    if (f_gc)
    {
        XFreeGC(mDisplay, f_gc);
        f_gc = NULL;
    }
#ifdef HAVE_NEW_GUI
    /* destroy window only if it's not controlled by the GUI */
    if (!use_gui)
#endif
    {
        if (vo_gc)
        {
            XSetBackground(mDisplay, vo_gc, 0);
            XFreeGC(mDisplay, vo_gc);
            vo_gc = NULL;
        }
        if (vo_window != None)
        {
            XClearWindow(mDisplay, vo_window);
            if (WinID < 0)
            {
                XEvent xev;

                XUnmapWindow(mDisplay, vo_window);
                XDestroyWindow(mDisplay, vo_window);
                do
                {
                    XNextEvent(mDisplay, &xev);
                }
                while (xev.type != DestroyNotify
                       || xev.xdestroywindow.event != vo_window);
            }
            vo_window = None;
        }
        vo_fs = 0;
        vo_old_width = vo_old_height = 0;
    }
}

static unsigned int mouse_timer;
static int mouse_waiting_hide;

int vo_x11_check_events(Display * mydisplay)
{
    int ret = 0;
    XEvent Event;
    char buf[100];
    KeySym keySym;
    static XComposeStatus stat;

// unsigned long  vo_KeyTable[512];

    if ((vo_mouse_autohide) && mouse_waiting_hide &&
                                 (GetTimerMS() - mouse_timer >= 1000)) {
        vo_hidecursor(mydisplay, vo_window);
        mouse_waiting_hide = 0;
    }

    while (XPending(mydisplay))
    {
        XNextEvent(mydisplay, &Event);
#ifdef HAVE_NEW_GUI
        if (use_gui)
        {
            guiGetEvent(0, (char *) &Event);
            if (vo_window != Event.xany.window)
                continue;
        }
#endif
//       printf("\rEvent.type=%X  \n",Event.type);
        switch (Event.type)
        {
            case Expose:
                ret |= VO_EVENT_EXPOSE;
                break;
            case ConfigureNotify:
//         if (!vo_fs && (Event.xconfigure.width == vo_screenwidth || Event.xconfigure.height == vo_screenheight)) break;
//         if (vo_fs && Event.xconfigure.width != vo_screenwidth && Event.xconfigure.height != vo_screenheight) break;
                if (vo_window == None)
                    break;
                vo_dwidth = Event.xconfigure.width;
                vo_dheight = Event.xconfigure.height;
#if 0
                /* when resizing, x and y are zero :( */
                vo_dx = Event.xconfigure.x;
                vo_dy = Event.xconfigure.y;
#else
                {
                    Window root;
                    int foo;
                    Window win;

                    XGetGeometry(mydisplay, vo_window, &root, &foo, &foo,
                                 &foo /*width */ , &foo /*height */ , &foo,
                                 &foo);
                    XTranslateCoordinates(mydisplay, vo_window, root, 0, 0,
                                          &vo_dx, &vo_dy, &win);
                }
#endif
                ret |= VO_EVENT_RESIZE;
                break;
            case KeyPress:
                {
                    int key;

#ifdef HAVE_NEW_GUI
                    if ( use_gui ) { break; }
#endif

                    XLookupString(&Event.xkey, buf, sizeof(buf), &keySym,
                                  &stat);
#ifdef XF86XK_AudioPause
                    vo_x11_putkey_ext(keySym);
#endif
                    key =
                        ((keySym & 0xff00) !=
                         0 ? ((keySym & 0x00ff) + 256) : (keySym));
                    vo_x11_putkey(key);
                    ret |= VO_EVENT_KEYPRESS;
                }
                break;
            case MotionNotify:
                if(enable_mouse_movements)
                {
                    char cmd_str[40];
                    sprintf(cmd_str,"set_mouse_pos %i %i",Event.xmotion.x, Event.xmotion.y);
                    mp_input_queue_cmd(mp_input_parse_cmd(cmd_str));
                }

                if (vo_mouse_autohide)
                {
                    vo_showcursor(mydisplay, vo_window);
                    mouse_waiting_hide = 1;
                    mouse_timer = GetTimerMS();
                }
                break;
            case ButtonPress:
                if (vo_mouse_autohide)
                {
                    vo_showcursor(mydisplay, vo_window);
                    mouse_waiting_hide = 1;
                    mouse_timer = GetTimerMS();
                }
#ifdef HAVE_NEW_GUI
                // Ignore mouse button 1-3 under GUI.
                if (use_gui && (Event.xbutton.button >= 1)
                    && (Event.xbutton.button <= 3))
                    break;
#endif
                mplayer_put_key((MOUSE_BTN0 + Event.xbutton.button -
                                 1) | MP_KEY_DOWN);
                break;
            case ButtonRelease:
                if (vo_mouse_autohide)
                {
                    vo_showcursor(mydisplay, vo_window);
                    mouse_waiting_hide = 1;
                    mouse_timer = GetTimerMS();
                }
#ifdef HAVE_NEW_GUI
                // Ignore mouse button 1-3 under GUI.
                if (use_gui && (Event.xbutton.button >= 1)
                    && (Event.xbutton.button <= 3))
                    break;
#endif
                mplayer_put_key(MOUSE_BTN0 + Event.xbutton.button - 1);
                break;
            case PropertyNotify:
                {
                    char *name =
                        XGetAtomName(mydisplay, Event.xproperty.atom);

                    if (!name)
                        break;

//          fprintf(stderr,"[ws] PropertyNotify ( 0x%x ) %s ( 0x%x )\n",vo_window,name,Event.xproperty.atom );

                    XFree(name);
                }
                break;
            case MapNotify:
                vo_hint.win_gravity = old_gravity;
                XSetWMNormalHints(mDisplay, vo_window, &vo_hint);
                vo_fs_flip = 0;
                break;
	    case ClientMessage:
                if (Event.xclient.message_type == XAWM_PROTOCOLS &&
                    Event.xclient.data.l[0] == XAWM_DELETE_WINDOW)
                    mplayer_put_key(KEY_CLOSE_WIN);
                break;
        }
    }
    return ret;
}

/**
 * \brief sets the size and position of the non-fullscreen window.
 */
void vo_x11_nofs_sizepos(int x, int y, int width, int height)
{
  vo_x11_sizehint(x, y, width, height, 0);
  if (vo_fs) {
    vo_old_x = x;
    vo_old_y = y;
    vo_old_width = width;
    vo_old_height = height;
  }
  else
  {
   vo_dwidth = width;
   vo_dheight = height;
   XMoveResizeWindow(mDisplay, vo_window, x, y, width, height);
  }
}

void vo_x11_sizehint(int x, int y, int width, int height, int max)
{
    vo_hint.flags = 0;
    if (vo_keepaspect)
    {
        vo_hint.flags |= PAspect;
        vo_hint.min_aspect.x = width;
        vo_hint.min_aspect.y = height;
        vo_hint.max_aspect.x = width;
        vo_hint.max_aspect.y = height;
    }

    vo_hint.flags |= PPosition | PSize;
    vo_hint.x = x;
    vo_hint.y = y;
    vo_hint.width = width;
    vo_hint.height = height;
    if (max)
    {
        vo_hint.flags |= PMaxSize;
        vo_hint.max_width = width;
        vo_hint.max_height = height;
    } else
    {
        vo_hint.max_width = 0;
        vo_hint.max_height = 0;
    }

    // Set minimum height/width to 4 to avoid off-by-one errors
    // and because mga_vid requires a minimal size of 4 pixels.
    vo_hint.flags |= PMinSize;
    vo_hint.min_width = vo_hint.min_height = 4;

    vo_hint.flags |= PWinGravity;
    vo_hint.win_gravity = StaticGravity;
    XSetWMNormalHints(mDisplay, vo_window, &vo_hint);
}

static int vo_x11_get_gnome_layer(Display * mDisplay, Window win)
{
    Atom type;
    int format;
    unsigned long nitems;
    unsigned long bytesafter;
    unsigned short *args = NULL;

    if (XGetWindowProperty(mDisplay, win, XA_WIN_LAYER, 0, 16384,
                           False, AnyPropertyType, &type, &format, &nitems,
                           &bytesafter,
                           (unsigned char **) &args) == Success
        && nitems > 0 && args)
    {
        mp_msg(MSGT_VO, MSGL_V, "[x11] original window layer is %d.\n",
               *args);
        return *args;
    }
    return WIN_LAYER_NORMAL;
}

//
Window vo_x11_create_smooth_window(Display * mDisplay, Window mRoot,
                                   Visual * vis, int x, int y,
                                   unsigned int width, unsigned int height,
                                   int depth, Colormap col_map)
{
    unsigned long xswamask = CWBackingStore | CWBorderPixel;
    XSetWindowAttributes xswa;
    Window ret_win;

    if (col_map != CopyFromParent)
    {
        xswa.colormap = col_map;
        xswamask |= CWColormap;
    }
    xswa.background_pixel = 0;
    xswa.border_pixel = 0;
    xswa.backing_store = Always;
    xswa.bit_gravity = StaticGravity;

    ret_win =
        XCreateWindow(mDisplay, mRootWin, x, y, width, height, 0, depth,
                      CopyFromParent, vis, xswamask, &xswa);
    XSetWMProtocols(mDisplay, ret_win, &XAWM_DELETE_WINDOW, 1);
    if (!f_gc)
        f_gc = XCreateGC(mDisplay, ret_win, 0, 0);
    XSetForeground(mDisplay, f_gc, 0);

    return ret_win;
}

/**
 * \brief create and setup a window suitable for display
 * \param vis Visual to use for creating the window
 * \param x x position of window
 * \param y y position of window
 * \param width width of window
 * \param height height of window
 * \param flags flags for window creation.
 *              Only VOFLAG_FULLSCREEN is supported so far.
 * \param col_map Colourmap for window or CopyFromParent if a specific colormap isn't needed
 * \param classname name to use for the classhint
 * \param title title for the window
 *
 * This also does the grunt-work like setting Window Manager hints etc.
 * If vo_window is already set it just moves and resizes it.
 */
void vo_x11_create_vo_window(XVisualInfo *vis, int x, int y,
                             unsigned int width, unsigned int height, int flags,
                             Colormap col_map,
                             const char *classname, const char *title)
{
  if (vo_window == None) {
    XSizeHints hint;
    XEvent xev;
    vo_fs = 0;
    vo_dwidth = width;
    vo_dheight = height;
    vo_window = vo_x11_create_smooth_window(mDisplay, mRootWin, vis->visual,
                      x, y, width, height, vis->depth, col_map);
    vo_x11_classhint(mDisplay, vo_window, classname);
    XStoreName(mDisplay, vo_window, title);
    vo_hidecursor(mDisplay, vo_window);
    XSelectInput(mDisplay, vo_window, StructureNotifyMask);
    hint.x = x; hint.y = y;
    hint.width = width; hint.height = height;
    hint.flags = PPosition | PSize;
    XSetStandardProperties(mDisplay, vo_window, title, title, None, NULL, 0, &hint);
    vo_x11_sizehint(x, y, width, height, 0);
    // map window
    XMapWindow(mDisplay, vo_window);
    XClearWindow(mDisplay, vo_window);
    // wait for map
    do {
      XNextEvent(mDisplay, &xev);
    } while (xev.type != MapNotify || xev.xmap.event != vo_window);
    XSelectInput(mDisplay, vo_window, NoEventMask);
    XSync(mDisplay, False);
    vo_x11_selectinput_witherr(mDisplay, vo_window,
          StructureNotifyMask | KeyPressMask | PointerMotionMask |
          ButtonPressMask | ButtonReleaseMask | ExposureMask);
  }
  if (vo_ontop) vo_x11_setlayer(mDisplay, vo_window, vo_ontop);
  vo_x11_nofs_sizepos(vo_dx, vo_dy, width, height);
  if (!!vo_fs != !!(flags & VOFLAG_FULLSCREEN))
    vo_x11_fullscreen();
}

void vo_x11_clearwindow_part(Display * mDisplay, Window vo_window,
                             int img_width, int img_height, int use_fs)