src/video/x11/SDL_x11window.c
author Sam Lantinga <slouken@libsdl.org>
Wed, 03 Oct 2012 12:19:55 -0700
changeset 6540 44459e2f6e4d
parent 6539 c76274e7f32a
child 6541 be103236441d
permissions -rw-r--r--
Fix the size to the windowed mode, not the fullscreen mode.
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/*
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  Simple DirectMedia Layer
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  Copyright (C) 1997-2012 Sam Lantinga <slouken@libsdl.org>
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  This software is provided 'as-is', without any express or implied
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  warranty.  In no event will the authors be held liable for any damages
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  arising from the use of this software.
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  Permission is granted to anyone to use this software for any purpose,
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  including commercial applications, and to alter it and redistribute it
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  freely, subject to the following restrictions:
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  1. The origin of this software must not be misrepresented; you must not
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     claim that you wrote the original software. If you use this software
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     in a product, an acknowledgment in the product documentation would be
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     appreciated but is not required.
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  2. Altered source versions must be plainly marked as such, and must not be
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     misrepresented as being the original software.
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  3. This notice may not be removed or altered from any source distribution.
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*/
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#include "SDL_config.h"
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#if SDL_VIDEO_DRIVER_X11
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#include "../SDL_sysvideo.h"
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#include "../SDL_pixels_c.h"
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#include "../../events/SDL_keyboard_c.h"
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#include "../../events/SDL_mouse_c.h"
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#include "SDL_x11video.h"
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#include "SDL_x11mouse.h"
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#include "SDL_x11shape.h"
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#include "SDL_x11xinput2.h"
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#if SDL_VIDEO_OPENGL_ES || SDL_VIDEO_OPENGL_ES2
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#include "SDL_x11opengles.h"
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#endif
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#include "SDL_timer.h"
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#include "SDL_syswm.h"
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#include "SDL_assert.h"
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#define _NET_WM_STATE_REMOVE    0l
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#define _NET_WM_STATE_ADD       1l
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#define _NET_WM_STATE_TOGGLE    2l
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static Bool isMapNotify(Display *dpy, XEvent *ev, XPointer win)
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{
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    return ev->type == MapNotify && ev->xmap.window == *((Window*)win);
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}
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static Bool isUnmapNotify(Display *dpy, XEvent *ev, XPointer win)
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{
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    return ev->type == UnmapNotify && ev->xunmap.window == *((Window*)win);
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}
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static Bool isConfigureNotify(Display *dpy, XEvent *ev, XPointer win)
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{
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    return ev->type == ConfigureNotify && ev->xconfigure.window == *((Window*)win);
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}
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static SDL_bool
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X11_IsWindowLegacyFullscreen(_THIS, SDL_Window * window)
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{
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    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
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    return (data->fswindow != 0);
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}
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static SDL_bool
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X11_IsWindowMapped(_THIS, SDL_Window * window)
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{
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    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
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    SDL_VideoData *videodata = (SDL_VideoData *) _this->driverdata;
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    XWindowAttributes attr;
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    XGetWindowAttributes(videodata->display, data->xwindow, &attr);
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    if (attr.map_state != IsUnmapped) {
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        return SDL_TRUE;
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    } else {
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        return SDL_FALSE;
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    }
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}
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#if 0
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static SDL_bool
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X11_IsActionAllowed(SDL_Window *window, Atom action)
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{
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    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
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    Atom _NET_WM_ALLOWED_ACTIONS = data->videodata->_NET_WM_ALLOWED_ACTIONS;
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    Atom type;
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    Display *display = data->videodata->display;
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    int form;
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    unsigned long remain;
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    unsigned long len, i;
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    Atom *list;
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    SDL_bool ret = SDL_FALSE;
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    if (XGetWindowProperty(display, data->xwindow, _NET_WM_ALLOWED_ACTIONS, 0, 1024, False, XA_ATOM, &type, &form, &len, &remain, (unsigned char **)&list) == Success)
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    {
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        for (i=0; i<len; ++i)
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        {
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            if (list[i] == action) {
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                ret = SDL_TRUE;
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                break;
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            }
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        }
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        XFree(list);
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    }
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    return ret;
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}
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#endif /* 0 */
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void
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X11_SetNetWMState(_THIS, Window xwindow, Uint32 flags)
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{
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    SDL_VideoData *videodata = (SDL_VideoData *) _this->driverdata;
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    Display *display = videodata->display;
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    Atom _NET_WM_STATE = videodata->_NET_WM_STATE;
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    /*Atom _NET_WM_STATE_HIDDEN = videodata->_NET_WM_STATE_HIDDEN;*/
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    Atom _NET_WM_STATE_FOCUSED = videodata->_NET_WM_STATE_FOCUSED;
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    Atom _NET_WM_STATE_MAXIMIZED_VERT = videodata->_NET_WM_STATE_MAXIMIZED_VERT;
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    Atom _NET_WM_STATE_MAXIMIZED_HORZ = videodata->_NET_WM_STATE_MAXIMIZED_HORZ;
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    Atom _NET_WM_STATE_FULLSCREEN = videodata->_NET_WM_STATE_FULLSCREEN;
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    Atom atoms[5];
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    int count = 0;
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    /* The window manager sets this property, we shouldn't set it.
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       If we did, this would indicate to the window manager that we don't
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       actually want to be mapped during XMapRaised(), which would be bad.
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     *
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    if (flags & SDL_WINDOW_HIDDEN) {
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        atoms[count++] = _NET_WM_STATE_HIDDEN;
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    }
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    */
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    if (flags & SDL_WINDOW_INPUT_FOCUS) {
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        atoms[count++] = _NET_WM_STATE_FOCUSED;
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    }
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    if (flags & SDL_WINDOW_MAXIMIZED) {
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        atoms[count++] = _NET_WM_STATE_MAXIMIZED_VERT;
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        atoms[count++] = _NET_WM_STATE_MAXIMIZED_HORZ;
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    }
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    if (flags & SDL_WINDOW_FULLSCREEN) {
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        atoms[count++] = _NET_WM_STATE_FULLSCREEN;
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    }
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    if (count > 0) {
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        XChangeProperty(display, xwindow, _NET_WM_STATE, XA_ATOM, 32,
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                        PropModeReplace, (unsigned char *)atoms, count);
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    } else {
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        XDeleteProperty(display, xwindow, _NET_WM_STATE);
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    }
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}
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Uint32
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X11_GetNetWMState(_THIS, Window xwindow)
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{
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    SDL_VideoData *videodata = (SDL_VideoData *) _this->driverdata;
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    Display *display = videodata->display;
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    Atom _NET_WM_STATE = videodata->_NET_WM_STATE;
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    Atom _NET_WM_STATE_HIDDEN = videodata->_NET_WM_STATE_HIDDEN;
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    Atom _NET_WM_STATE_FOCUSED = videodata->_NET_WM_STATE_FOCUSED;
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    Atom _NET_WM_STATE_MAXIMIZED_VERT = videodata->_NET_WM_STATE_MAXIMIZED_VERT;
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    Atom _NET_WM_STATE_MAXIMIZED_HORZ = videodata->_NET_WM_STATE_MAXIMIZED_HORZ;
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    Atom _NET_WM_STATE_FULLSCREEN = videodata->_NET_WM_STATE_FULLSCREEN;
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    Atom actualType;
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    int actualFormat;
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    unsigned long i, numItems, bytesAfter;
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    unsigned char *propertyValue = NULL;
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    long maxLength = 1024;
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    Uint32 flags = 0;
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    if (XGetWindowProperty(display, xwindow, _NET_WM_STATE,
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                           0l, maxLength, False, XA_ATOM, &actualType,
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                           &actualFormat, &numItems, &bytesAfter,
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                           &propertyValue) == Success) {
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        Atom *atoms = (Atom *) propertyValue;
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        int maximized = 0;
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        int fullscreen = 0;
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        for (i = 0; i < numItems; ++i) {
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            if (atoms[i] == _NET_WM_STATE_HIDDEN) {
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                flags |= SDL_WINDOW_HIDDEN;
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            } else if (atoms[i] == _NET_WM_STATE_FOCUSED) {
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                flags |= SDL_WINDOW_INPUT_FOCUS;
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            } else if (atoms[i] == _NET_WM_STATE_MAXIMIZED_VERT) {
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                maximized |= 1;
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            } else if (atoms[i] == _NET_WM_STATE_MAXIMIZED_HORZ) {
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                maximized |= 2;
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            } else if ( atoms[i] == _NET_WM_STATE_FULLSCREEN) {
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                fullscreen = 1;
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            }
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        }
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        if (maximized == 3) {
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            flags |= SDL_WINDOW_MAXIMIZED;
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        }  else if (fullscreen == 1) {
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            flags |= SDL_WINDOW_FULLSCREEN;
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        }
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        XFree(propertyValue);
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    }
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    /* FIXME, check the size hints for resizable */
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    /*flags |= SDL_WINDOW_RESIZABLE;*/
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    return flags;
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}
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static int
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SetupWindowData(_THIS, SDL_Window * window, Window w, BOOL created)
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{
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    SDL_VideoData *videodata = (SDL_VideoData *) _this->driverdata;
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    SDL_WindowData *data;
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    int numwindows = videodata->numwindows;
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    int windowlistlength = videodata->windowlistlength;
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    SDL_WindowData **windowlist = videodata->windowlist;
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    /* Allocate the window data */
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    data = (SDL_WindowData *) SDL_calloc(1, sizeof(*data));
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    if (!data) {
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        SDL_OutOfMemory();
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        return -1;
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    }
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    data->window = window;
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    data->xwindow = w;
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#ifdef X_HAVE_UTF8_STRING
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    if (SDL_X11_HAVE_UTF8) {
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        data->ic =
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            pXCreateIC(videodata->im, XNClientWindow, w, XNFocusWindow, w,
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                       XNInputStyle, XIMPreeditNothing | XIMStatusNothing,
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                       XNResourceName, videodata->classname, XNResourceClass,
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                       videodata->classname, NULL);
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    }
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#endif
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    data->created = created;
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    data->videodata = videodata;
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    /* Associate the data with the window */
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    if (numwindows < windowlistlength) {
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        windowlist[numwindows] = data;
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        videodata->numwindows++;
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    } else {
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        windowlist =
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            (SDL_WindowData **) SDL_realloc(windowlist,
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                                            (numwindows +
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                                             1) * sizeof(*windowlist));
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        if (!windowlist) {
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            SDL_OutOfMemory();
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            SDL_free(data);
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            return -1;
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        }
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        windowlist[numwindows] = data;
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        videodata->numwindows++;
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        videodata->windowlistlength++;
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        videodata->windowlist = windowlist;
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    }
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    /* Fill in the SDL window with the window data */
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    {
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        XWindowAttributes attrib;
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        XGetWindowAttributes(data->videodata->display, w, &attrib);
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        window->x = attrib.x;
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        window->y = attrib.y;
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        window->w = attrib.width;
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        window->h = attrib.height;
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        if (attrib.map_state != IsUnmapped) {
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            window->flags |= SDL_WINDOW_SHOWN;
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        } else {
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            window->flags &= ~SDL_WINDOW_SHOWN;
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        }
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        data->visual = attrib.visual;
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        data->colormap = attrib.colormap;
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    }
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    window->flags |= X11_GetNetWMState(_this, w);
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    {
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        Window FocalWindow;
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        int RevertTo=0;
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        XGetInputFocus(data->videodata->display, &FocalWindow, &RevertTo);
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        if (FocalWindow==w)
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        {
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            window->flags |= SDL_WINDOW_INPUT_FOCUS;
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        }
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        if (window->flags & SDL_WINDOW_INPUT_FOCUS) {
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            SDL_SetKeyboardFocus(data->window);
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        }
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        if (window->flags & SDL_WINDOW_INPUT_GRABBED) {
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            /* Tell x11 to clip mouse */
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        }
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    }
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    /* All done! */
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    window->driverdata = data;
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    return 0;
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}
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static void
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SetWindowBordered(Display *display, int screen, Window window, SDL_bool border)
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{
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    /*
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     * this code used to check for KWM_WIN_DECORATION, but KDE hasn't
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     *  supported it for years and years. It now respects _MOTIF_WM_HINTS.
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     *  Gnome is similar: just use the Motif atom.
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     */
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    Atom WM_HINTS = XInternAtom(display, "_MOTIF_WM_HINTS", True);
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    if (WM_HINTS != None) {
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        /* Hints used by Motif compliant window managers */
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        struct
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        {
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            unsigned long flags;
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            unsigned long functions;
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            unsigned long decorations;
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            long input_mode;
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            unsigned long status;
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        } MWMHints = {
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            (1L << 1), 0, border ? 1 : 0, 0, 0
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        };
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        XChangeProperty(display, window, WM_HINTS, WM_HINTS, 32,
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                        PropModeReplace, (unsigned char *) &MWMHints,
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                        sizeof(MWMHints) / 4);
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    } else {  /* set the transient hints instead, if necessary */
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        XSetTransientForHint(display, window, RootWindow(display, screen));
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    }
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}
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int
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X11_CreateWindow(_THIS, SDL_Window * window)
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{
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    SDL_VideoData *data = (SDL_VideoData *) _this->driverdata;
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    SDL_DisplayData *displaydata =
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        (SDL_DisplayData *) SDL_GetDisplayForWindow(window)->driverdata;
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    Display *display = data->display;
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    int screen = displaydata->screen;
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    Visual *visual;
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    int depth;
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    XSetWindowAttributes xattr;
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    Window w;
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    XSizeHints *sizehints;
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    XWMHints *wmhints;
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    XClassHint *classhints;
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    Atom _NET_WM_WINDOW_TYPE;
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    Atom _NET_WM_WINDOW_TYPE_NORMAL;
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    Atom _NET_WM_PID;
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    Uint32 fevent = 0;
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#if SDL_VIDEO_OPENGL_GLX || SDL_VIDEO_OPENGL_ES || SDL_VIDEO_OPENGL_ES2
slouken@1951
   349
    if (window->flags & SDL_WINDOW_OPENGL) {
slouken@1952
   350
        XVisualInfo *vinfo;
slouken@1952
   351
slouken@6370
   352
#if SDL_VIDEO_OPENGL_ES || SDL_VIDEO_OPENGL_ES2        
slouken@6370
   353
        if (_this->gl_config.use_egl == 1) {
slouken@6369
   354
            vinfo = X11_GLES_GetVisual(_this, display, screen);
slouken@6369
   355
        } else
slouken@6369
   356
#endif
slouken@6369
   357
        {
slouken@6370
   358
#if SDL_VIDEO_OPENGL_GLX
slouken@6369
   359
            vinfo = X11_GL_GetVisual(_this, display, screen);
slouken@6370
   360
#endif
slouken@1952
   361
        }
slouken@3161
   362
        if (!vinfo) {
slouken@3161
   363
            return -1;
slouken@3161
   364
        }
slouken@3161
   365
        visual = vinfo->visual;
slouken@3161
   366
        depth = vinfo->depth;
slouken@3161
   367
        XFree(vinfo);
slouken@3161
   368
    } else
slouken@3161
   369
#endif
slouken@1952
   370
    {
slouken@1951
   371
        visual = displaydata->visual;
slouken@1951
   372
        depth = displaydata->depth;
slouken@1951
   373
    }
slouken@1951
   374
slouken@5386
   375
    xattr.override_redirect = False;
slouken@1951
   376
    xattr.background_pixel = 0;
slouken@1951
   377
    xattr.border_pixel = 0;
slouken@5466
   378
slouken@5466
   379
    if (visual->class == DirectColor) {
slouken@5466
   380
        XColor *colorcells;
slouken@5466
   381
        int i;
slouken@5466
   382
        int ncolors;
slouken@5466
   383
        int rmax, gmax, bmax;
slouken@5466
   384
        int rmask, gmask, bmask;
slouken@5466
   385
        int rshift, gshift, bshift;
slouken@5466
   386
slouken@5466
   387
        xattr.colormap =
slouken@5466
   388
            XCreateColormap(display, RootWindow(display, screen),
slouken@5466
   389
                            visual, AllocAll);
slouken@5466
   390
slouken@5466
   391
        /* If we can't create a colormap, then we must die */
slouken@5466
   392
        if (!xattr.colormap) {
slouken@5466
   393
            SDL_SetError("Could not create writable colormap");
slouken@5466
   394
            return -1;
slouken@5466
   395
        }
slouken@5466
   396
slouken@5466
   397
        /* OK, we got a colormap, now fill it in as best as we can */
slouken@5466
   398
        colorcells = SDL_malloc(visual->map_entries * sizeof(XColor));
slouken@5466
   399
        if (!colorcells) {
slouken@5466
   400
            SDL_OutOfMemory();
slouken@5466
   401
            return -1;
slouken@5466
   402
        }
slouken@5466
   403
        ncolors = visual->map_entries;
slouken@5466
   404
        rmax = 0xffff;
slouken@5466
   405
        gmax = 0xffff;
slouken@5466
   406
        bmax = 0xffff;
slouken@5466
   407
slouken@5466
   408
        rshift = 0;
slouken@5466
   409
        rmask = visual->red_mask;
slouken@5466
   410
        while (0 == (rmask & 1)) {
slouken@5466
   411
            rshift++;
slouken@5466
   412
            rmask >>= 1;
slouken@5466
   413
        }
slouken@5466
   414
slouken@5466
   415
        gshift = 0;
slouken@5466
   416
        gmask = visual->green_mask;
slouken@5466
   417
        while (0 == (gmask & 1)) {
slouken@5466
   418
            gshift++;
slouken@5466
   419
            gmask >>= 1;
slouken@5466
   420
        }
slouken@5466
   421
slouken@5466
   422
        bshift = 0;
slouken@5466
   423
        bmask = visual->blue_mask;
slouken@5466
   424
        while (0 == (bmask & 1)) {
slouken@5466
   425
            bshift++;
slouken@5466
   426
            bmask >>= 1;
slouken@5466
   427
        }
slouken@5466
   428
slouken@5466
   429
        /* build the color table pixel values */
slouken@5466
   430
        for (i = 0; i < ncolors; i++) {
slouken@5466
   431
            Uint32 red = (rmax * i) / (ncolors - 1);
slouken@5466
   432
            Uint32 green = (gmax * i) / (ncolors - 1);
slouken@5466
   433
            Uint32 blue = (bmax * i) / (ncolors - 1);
slouken@5466
   434
slouken@5466
   435
            Uint32 rbits = (rmask * i) / (ncolors - 1);
slouken@5466
   436
            Uint32 gbits = (gmask * i) / (ncolors - 1);
slouken@5466
   437
            Uint32 bbits = (bmask * i) / (ncolors - 1);
slouken@5466
   438
slouken@5466
   439
            Uint32 pix =
slouken@5466
   440
                (rbits << rshift) | (gbits << gshift) | (bbits << bshift);
slouken@5466
   441
slouken@5466
   442
            colorcells[i].pixel = pix;
slouken@5466
   443
slouken@5466
   444
            colorcells[i].red = red;
slouken@5466
   445
            colorcells[i].green = green;
slouken@5466
   446
            colorcells[i].blue = blue;
slouken@5466
   447
slouken@5466
   448
            colorcells[i].flags = DoRed | DoGreen | DoBlue;
slouken@5466
   449
        }
slouken@5466
   450
slouken@5466
   451
        XStoreColors(display, xattr.colormap, colorcells, ncolors);
slouken@5466
   452
slouken@5466
   453
        SDL_free(colorcells);
slouken@5466
   454
    } else {
slouken@5466
   455
        xattr.colormap =
slouken@5466
   456
            XCreateColormap(display, RootWindow(display, screen),
slouken@5466
   457
                            visual, AllocNone);
slouken@5466
   458
    }
slouken@1951
   459
slouken@5386
   460
    w = XCreateWindow(display, RootWindow(display, screen),
slouken@5386
   461
                      window->x, window->y, window->w, window->h,
slouken@5386
   462
                      0, depth, InputOutput, visual,
slouken@1951
   463
                      (CWOverrideRedirect | CWBackPixel | CWBorderPixel |
slouken@1951
   464
                       CWColormap), &xattr);
slouken@1952
   465
    if (!w) {
slouken@1952
   466
        SDL_SetError("Couldn't create window");
slouken@1952
   467
        return -1;
slouken@1952
   468
    }
slouken@6188
   469
#if SDL_VIDEO_OPENGL_ES || SDL_VIDEO_OPENGL_ES2
slouken@6373
   470
    if ((window->flags & SDL_WINDOW_OPENGL) && (_this->gl_config.use_egl == 1)) {
slouken@6373
   471
        if (!_this->gles_data) {
slouken@6373
   472
            XDestroyWindow(display, w);
slouken@6373
   473
            return -1;
slouken@6373
   474
        }
slouken@6373
   475
slouken@6188
   476
        /* Create the GLES window surface */
slouken@6188
   477
        _this->gles_data->egl_surface =
slouken@6188
   478
            _this->gles_data->eglCreateWindowSurface(_this->gles_data->
slouken@3161
   479
                                                 egl_display,
slouken@3161
   480
                                                 _this->gles_data->egl_config,
slouken@3161
   481
                                                 (NativeWindowType) w, NULL);
slouken@3161
   482
slouken@6188
   483
        if (_this->gles_data->egl_surface == EGL_NO_SURFACE) {
slouken@6188
   484
            SDL_SetError("Could not create GLES window surface");
slouken@6373
   485
            XDestroyWindow(display, w);
slouken@6188
   486
            return -1;
slouken@6188
   487
        }
slouken@3161
   488
    }
slouken@3161
   489
#endif
slouken@1951
   490
icculus@6422
   491
    SetWindowBordered(display, screen, w,
icculus@6422
   492
                      (window->flags & SDL_WINDOW_BORDERLESS) == 0);
slouken@1951
   493
urkle@6462
   494
    sizehints = XAllocSizeHints();
mail@6167
   495
    /* Setup the normal size hints */
urkle@6462
   496
    sizehints->flags = 0;
mail@6167
   497
    if (!(window->flags & SDL_WINDOW_RESIZABLE)) {
urkle@6462
   498
        sizehints->min_width = sizehints->max_width = window->w;
urkle@6462
   499
        sizehints->min_height = sizehints->max_height = window->h;
urkle@6462
   500
        sizehints->flags |= (PMaxSize | PMinSize);
slouken@1951
   501
    }
urkle@6462
   502
    sizehints->x = window->x;
urkle@6462
   503
    sizehints->y = window->y;
urkle@6462
   504
    sizehints->flags |= USPosition;
slouken@1951
   505
mail@6167
   506
    /* Setup the input hints so we get keyboard input */
urkle@6462
   507
    wmhints = XAllocWMHints();
urkle@6462
   508
    wmhints->input = True;
urkle@6462
   509
    wmhints->flags = InputHint;
mail@6167
   510
mail@6167
   511
    /* Setup the class hints so we can get an icon (AfterStep) */
urkle@6462
   512
    classhints = XAllocClassHint();
urkle@6462
   513
    classhints->res_name = data->classname;
urkle@6462
   514
    classhints->res_class = data->classname;
mail@6167
   515
mail@6167
   516
    /* Set the size, input and class hints, and define WM_CLIENT_MACHINE and WM_LOCALE_NAME */
urkle@6462
   517
    XSetWMProperties(display, w, NULL, NULL, NULL, 0, sizehints, wmhints, classhints);
mail@6167
   518
urkle@6462
   519
    XFree(sizehints);
urkle@6462
   520
    XFree(wmhints);
urkle@6462
   521
    XFree(classhints);
mail@6167
   522
    /* Set the PID related to the window for the given hostname, if possible */
mail@6167
   523
    if (data->pid > 0) {
mail@6167
   524
        _NET_WM_PID = XInternAtom(display, "_NET_WM_PID", False);
mail@6167
   525
        XChangeProperty(display, w, _NET_WM_PID, XA_CARDINAL, 32, PropModeReplace,
mail@6167
   526
                        (unsigned char *)&data->pid, 1);
slouken@1951
   527
    }
slouken@1951
   528
slouken@4522
   529
    /* Set the window manager state */
slouken@6487
   530
    X11_SetNetWMState(_this, w, window->flags);
slouken@4518
   531
slouken@4521
   532
    /* Let the window manager know we're a "normal" window */
slouken@4521
   533
    _NET_WM_WINDOW_TYPE = XInternAtom(display, "_NET_WM_WINDOW_TYPE", False);
slouken@4521
   534
    _NET_WM_WINDOW_TYPE_NORMAL = XInternAtom(display, "_NET_WM_WINDOW_TYPE_NORMAL", False);
slouken@4521
   535
    XChangeProperty(display, w, _NET_WM_WINDOW_TYPE, XA_ATOM, 32,
slouken@4521
   536
                    PropModeReplace,
slouken@4521
   537
                    (unsigned char *)&_NET_WM_WINDOW_TYPE_NORMAL, 1);
slouken@4521
   538
slouken@1951
   539
    /* Allow the window to be deleted by the window manager */
slouken@4521
   540
    XSetWMProtocols(display, w, &data->WM_DELETE_WINDOW, 1);
slouken@1951
   541
slouken@1951
   542
    if (SetupWindowData(_this, window, w, SDL_TRUE) < 0) {
slouken@4521
   543
        XDestroyWindow(display, w);
slouken@1951
   544
        return -1;
slouken@1951
   545
    }
slouken@5386
   546
bob@2325
   547
#ifdef X_HAVE_UTF8_STRING
icculus@6045
   548
    if (SDL_X11_HAVE_UTF8) {
bob@2325
   549
        pXGetICValues(((SDL_WindowData *) window->driverdata)->ic,
bob@2325
   550
                      XNFilterEvents, &fevent, NULL);
kazeuser@2718
   551
    }
bob@2325
   552
#endif
bob@2325
   553
dimitris@6316
   554
    X11_Xinput2SelectTouch(_this, window);
dimitris@6316
   555
icculus@6045
   556
    XSelectInput(display, w,
icculus@6045
   557
                 (FocusChangeMask | EnterWindowMask | LeaveWindowMask |
icculus@6045
   558
                 ExposureMask | ButtonPressMask | ButtonReleaseMask |
icculus@6045
   559
                 PointerMotionMask | KeyPressMask | KeyReleaseMask |
icculus@6045
   560
                 PropertyChangeMask | StructureNotifyMask |
icculus@6045
   561
                 KeymapStateMask | fevent));
icculus@6045
   562
slouken@5031
   563
    XFlush(display);
slouken@5031
   564
slouken@1951
   565
    return 0;
slouken@1951
   566
}
slouken@1951
   567
slouken@1951
   568
int
bob@2324
   569
X11_CreateWindowFrom(_THIS, SDL_Window * window, const void *data)
slouken@1951
   570
{
slouken@1951
   571
    Window w = (Window) data;
slouken@1951
   572
slouken@4518
   573
    window->title = X11_GetWindowTitle(_this, w);
slouken@1951
   574
slouken@1951
   575
    if (SetupWindowData(_this, window, w, SDL_FALSE) < 0) {
slouken@1951
   576
        return -1;
slouken@1951
   577
    }
slouken@1951
   578
    return 0;
slouken@1951
   579
}
slouken@1951
   580
slouken@4518
   581
char *
slouken@4518
   582
X11_GetWindowTitle(_THIS, Window xwindow)
slouken@4518
   583
{
slouken@4518
   584
    SDL_VideoData *data = (SDL_VideoData *) _this->driverdata;
slouken@4518
   585
    Display *display = data->display;
slouken@4518
   586
    int status, real_format;
slouken@4518
   587
    Atom real_type;
slouken@4518
   588
    unsigned long items_read, items_left;
slouken@4518
   589
    unsigned char *propdata;
slouken@4518
   590
    char *title = NULL;
slouken@4518
   591
slouken@4518
   592
    status = XGetWindowProperty(display, xwindow, data->_NET_WM_NAME,
slouken@4518
   593
                0L, 8192L, False, data->UTF8_STRING, &real_type, &real_format,
slouken@4518
   594
                &items_read, &items_left, &propdata);
icculus@6023
   595
    if (status == Success && propdata) {
slouken@4518
   596
        title = SDL_strdup(SDL_static_cast(char*, propdata));
slouken@4518
   597
        XFree(propdata);
slouken@4518
   598
    } else {
slouken@4518
   599
        status = XGetWindowProperty(display, xwindow, XA_WM_NAME,
slouken@4518
   600
                    0L, 8192L, False, XA_STRING, &real_type, &real_format,
slouken@4518
   601
                    &items_read, &items_left, &propdata);
icculus@6023
   602
        if (status == Success && propdata) {
slouken@4518
   603
            title = SDL_iconv_string("UTF-8", "", SDL_static_cast(char*, propdata), items_read+1);
slouken@4518
   604
        } else {
slouken@4518
   605
            title = SDL_strdup("");
slouken@4518
   606
        }
slouken@4518
   607
    }
slouken@4518
   608
    return title;
slouken@4518
   609
}
slouken@4518
   610
slouken@1951
   611
void
slouken@1951
   612
X11_SetWindowTitle(_THIS, SDL_Window * window)
slouken@1951
   613
{
slouken@1951
   614
    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
slouken@1951
   615
    Display *display = data->videodata->display;
slouken@1951
   616
    XTextProperty titleprop, iconprop;
slouken@1951
   617
    Status status;
slouken@1951
   618
    const char *title = window->title;
slouken@1951
   619
    const char *icon = NULL;
slouken@1951
   620
slouken@1951
   621
#ifdef X_HAVE_UTF8_STRING
slouken@4518
   622
    Atom _NET_WM_NAME = data->videodata->_NET_WM_NAME;
slouken@4518
   623
    Atom _NET_WM_ICON_NAME = data->videodata->_NET_WM_ICON_NAME;
slouken@1951
   624
#endif
slouken@1951
   625
slouken@1951
   626
    if (title != NULL) {
slouken@2143
   627
        char *title_locale = SDL_iconv_utf8_locale(title);
slouken@2143
   628
        if (!title_locale) {
slouken@1951
   629
            SDL_OutOfMemory();
slouken@1951
   630
            return;
slouken@1951
   631
        }
slouken@2143
   632
        status = XStringListToTextProperty(&title_locale, 1, &titleprop);
slouken@2143
   633
        SDL_free(title_locale);
slouken@1951
   634
        if (status) {
slouken@3685
   635
            XSetTextProperty(display, data->xwindow, &titleprop, XA_WM_NAME);
slouken@1951
   636
            XFree(titleprop.value);
slouken@1951
   637
        }
slouken@1951
   638
#ifdef X_HAVE_UTF8_STRING
slouken@1951
   639
        if (SDL_X11_HAVE_UTF8) {
slouken@1951
   640
            status =
slouken@1951
   641
                Xutf8TextListToTextProperty(display, (char **) &title, 1,
slouken@1951
   642
                                            XUTF8StringStyle, &titleprop);
slouken@1951
   643
            if (status == Success) {
slouken@3685
   644
                XSetTextProperty(display, data->xwindow, &titleprop,
slouken@1951
   645
                                 _NET_WM_NAME);
slouken@1951
   646
                XFree(titleprop.value);
slouken@1951
   647
            }
slouken@1951
   648
        }
slouken@1951
   649
#endif
slouken@1951
   650
    }
slouken@1951
   651
    if (icon != NULL) {
slouken@2143
   652
        char *icon_locale = SDL_iconv_utf8_locale(icon);
slouken@2143
   653
        if (!icon_locale) {
slouken@1951
   654
            SDL_OutOfMemory();
slouken@1951
   655
            return;
slouken@1951
   656
        }
slouken@2143
   657
        status = XStringListToTextProperty(&icon_locale, 1, &iconprop);
slouken@2143
   658
        SDL_free(icon_locale);
slouken@1951
   659
        if (status) {
slouken@3685
   660
            XSetTextProperty(display, data->xwindow, &iconprop,
slouken@1951
   661
                             XA_WM_ICON_NAME);
slouken@1951
   662
            XFree(iconprop.value);
slouken@1951
   663
        }
slouken@1951
   664
#ifdef X_HAVE_UTF8_STRING
slouken@1951
   665
        if (SDL_X11_HAVE_UTF8) {
slouken@1951
   666
            status =
slouken@1951
   667
                Xutf8TextListToTextProperty(display, (char **) &icon, 1,
slouken@1951
   668
                                            XUTF8StringStyle, &iconprop);
slouken@1951
   669
            if (status == Success) {
slouken@3685
   670
                XSetTextProperty(display, data->xwindow, &iconprop,
slouken@1951
   671
                                 _NET_WM_ICON_NAME);
slouken@1951
   672
                XFree(iconprop.value);
slouken@1951
   673
            }
slouken@1951
   674
        }
slouken@1951
   675
#endif
slouken@1951
   676
    }
slouken@5031
   677
    XFlush(display);
slouken@1951
   678
}
slouken@1951
   679
slouken@1951
   680
void
slouken@2967
   681
X11_SetWindowIcon(_THIS, SDL_Window * window, SDL_Surface * icon)
slouken@2967
   682
{
slouken@2967
   683
    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
slouken@2967
   684
    Display *display = data->videodata->display;
slouken@4518
   685
    Atom _NET_WM_ICON = data->videodata->_NET_WM_ICON;
slouken@2967
   686
slouken@2967
   687
    if (icon) {
slouken@2967
   688
        SDL_PixelFormat format;
slouken@2967
   689
        SDL_Surface *surface;
slouken@2967
   690
        int propsize;
slouken@4528
   691
        long *propdata;
slouken@2967
   692
slouken@2967
   693
        /* Convert the icon to ARGB for modern window managers */
slouken@5288
   694
        SDL_InitFormat(&format, SDL_PIXELFORMAT_ARGB8888);
slouken@2967
   695
        surface = SDL_ConvertSurface(icon, &format, 0);
slouken@2967
   696
        if (!surface) {
slouken@2967
   697
            return;
slouken@2967
   698
        }
slouken@2967
   699
slouken@2967
   700
        /* Set the _NET_WM_ICON property */
slouken@2990
   701
        propsize = 2 + (icon->w * icon->h);
slouken@4566
   702
        propdata = SDL_malloc(propsize * sizeof(long));
slouken@2967
   703
        if (propdata) {
slouken@4528
   704
            int x, y;
slouken@4528
   705
            Uint32 *src;
slouken@4528
   706
            long *dst;
slouken@4528
   707
slouken@2967
   708
            propdata[0] = icon->w;
slouken@2967
   709
            propdata[1] = icon->h;
slouken@4528
   710
            dst = &propdata[2];
slouken@4528
   711
            for (y = 0; y < icon->h; ++y) {
slouken@4528
   712
                src = (Uint32*)((Uint8*)surface->pixels + y * surface->pitch);
slouken@4528
   713
                for (x = 0; x < icon->w; ++x) {
slouken@4528
   714
                    *dst++ = *src++;
slouken@4528
   715
                }
slouken@4528
   716
            }
slouken@3685
   717
            XChangeProperty(display, data->xwindow, _NET_WM_ICON, XA_CARDINAL,
slouken@2990
   718
                            32, PropModeReplace, (unsigned char *) propdata,
slouken@2990
   719
                            propsize);
slouken@2967
   720
        }
slouken@2967
   721
        SDL_FreeSurface(surface);
slouken@2967
   722
    } else {
slouken@3685
   723
        XDeleteProperty(display, data->xwindow, _NET_WM_ICON);
slouken@2967
   724
    }
slouken@5031
   725
    XFlush(display);
slouken@2967
   726
}
slouken@2967
   727
slouken@2967
   728
void
slouken@1951
   729
X11_SetWindowPosition(_THIS, SDL_Window * window)
slouken@1951
   730
{
slouken@1951
   731
    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
slouken@1951
   732
    Display *display = data->videodata->display;
slouken@1951
   733
slouken@5478
   734
    XMoveWindow(display, data->xwindow, window->x, window->y);
slouken@5031
   735
    XFlush(display);
slouken@1951
   736
}
slouken@1951
   737
slouken@1951
   738
void
slouken@1951
   739
X11_SetWindowSize(_THIS, SDL_Window * window)
slouken@1951
   740
{
slouken@1951
   741
    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
slouken@1951
   742
    Display *display = data->videodata->display;
slouken@1951
   743
slouken@6481
   744
    if (SDL_IsShapedWindow(window)) {
eligottlieb@4782
   745
        X11_ResizeWindowShape(window);
slouken@6481
   746
    }
slouken@5531
   747
    if (!(window->flags & SDL_WINDOW_RESIZABLE)) {
slouken@5531
   748
         /* Apparently, if the X11 Window is set to a 'non-resizable' window, you cannot resize it using the XResizeWindow, thus
slouken@5531
   749
            we must set the size hints to adjust the window size.*/
slouken@5531
   750
         XSizeHints *sizehints = XAllocSizeHints();
slouken@5531
   751
         long userhints;
slouken@5531
   752
slouken@5531
   753
         XGetWMNormalHints(display, data->xwindow, sizehints, &userhints);
slouken@5531
   754
slouken@6343
   755
         sizehints->min_width = sizehints->max_width = window->w;
slouken@5531
   756
         sizehints->min_height = sizehints->max_height = window->h;
slouken@5531
   757
slouken@5531
   758
         XSetWMNormalHints(display, data->xwindow, sizehints);
slouken@5531
   759
slouken@5531
   760
         XFree(sizehints);
slouken@6481
   761
    } else {
slouken@5531
   762
        XResizeWindow(display, data->xwindow, window->w, window->h);
slouken@6481
   763
    }
slouken@5031
   764
    XFlush(display);
slouken@1951
   765
}
slouken@1951
   766
icculus@6422
   767
void
icculus@6422
   768
X11_SetWindowBordered(_THIS, SDL_Window * window, SDL_bool bordered)
icculus@6422
   769
{
icculus@6423
   770
    const SDL_bool focused = ((window->flags & SDL_WINDOW_INPUT_FOCUS) != 0);
icculus@6423
   771
    const SDL_bool visible = ((window->flags & SDL_WINDOW_HIDDEN) == 0);
icculus@6422
   772
    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
icculus@6422
   773
    SDL_DisplayData *displaydata =
icculus@6422
   774
        (SDL_DisplayData *) SDL_GetDisplayForWindow(window)->driverdata;
icculus@6422
   775
    Display *display = data->videodata->display;
icculus@6422
   776
    XEvent event;
icculus@6422
   777
icculus@6422
   778
    SetWindowBordered(display, displaydata->screen, data->xwindow, bordered);
icculus@6423
   779
    XFlush(display);
icculus@6422
   780
    XIfEvent(display, &event, &isConfigureNotify, (XPointer)&data->xwindow);
icculus@6422
   781
icculus@6423
   782
    if (visible) {
icculus@6423
   783
        XWindowAttributes attr;
icculus@6423
   784
        do {
icculus@6423
   785
            XSync(display, False);
icculus@6423
   786
            XGetWindowAttributes(display, data->xwindow, &attr);
icculus@6423
   787
        } while (attr.map_state != IsViewable);
icculus@6423
   788
icculus@6423
   789
        if (focused) {
icculus@6423
   790
            XSetInputFocus(display, data->xwindow, RevertToParent, CurrentTime);
icculus@6423
   791
        }
icculus@6423
   792
    }
icculus@6423
   793
icculus@6422
   794
    /* make sure these don't make it to the real event queue if they fired here. */
icculus@6423
   795
    XSync(display, False);
icculus@6423
   796
    XCheckIfEvent(display, &event, &isUnmapNotify, (XPointer)&data->xwindow);
icculus@6423
   797
    XCheckIfEvent(display, &event, &isMapNotify, (XPointer)&data->xwindow);
icculus@6422
   798
}
slouken@6336
   799
slouken@1951
   800
void
slouken@1951
   801
X11_ShowWindow(_THIS, SDL_Window * window)
slouken@1951
   802
{
slouken@1951
   803
    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
slouken@1951
   804
    Display *display = data->videodata->display;
slouken@6336
   805
    XEvent event;
slouken@1951
   806
slouken@6483
   807
    if (!X11_IsWindowMapped(_this, window)) {
slouken@6483
   808
        XMapRaised(display, data->xwindow);
slouken@6483
   809
        /* Blocking wait for "MapNotify" event.
slouken@6483
   810
         * We use XIfEvent because XWindowEvent takes a mask rather than a type, 
slouken@6483
   811
         * and XCheckTypedWindowEvent doesn't block */
slouken@6483
   812
        XIfEvent(display, &event, &isMapNotify, (XPointer)&data->xwindow);
slouken@6483
   813
        XFlush(display);
slouken@6483
   814
    }
slouken@1951
   815
}
slouken@1951
   816
slouken@1951
   817
void
slouken@1951
   818
X11_HideWindow(_THIS, SDL_Window * window)
slouken@1951
   819
{
slouken@1951
   820
    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
slouken@1951
   821
    Display *display = data->videodata->display;
slouken@6336
   822
    XEvent event;
slouken@1951
   823
slouken@6483
   824
    if (X11_IsWindowMapped(_this, window)) {
slouken@6483
   825
        XUnmapWindow(display, data->xwindow);
slouken@6483
   826
        /* Blocking wait for "UnmapNotify" event */
slouken@6483
   827
        XIfEvent(display, &event, &isUnmapNotify, (XPointer)&data->xwindow);    
slouken@6483
   828
        XFlush(display);
slouken@6483
   829
    }
slouken@1951
   830
}
slouken@1951
   831
slouken@1951
   832
void
slouken@1951
   833
X11_RaiseWindow(_THIS, SDL_Window * window)
slouken@1951
   834
{
slouken@1951
   835
    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
slouken@1951
   836
    Display *display = data->videodata->display;
slouken@1951
   837
slouken@3685
   838
    XRaiseWindow(display, data->xwindow);
slouken@5031
   839
    XFlush(display);
slouken@1951
   840
}
slouken@1951
   841
slouken@3077
   842
static void
slouken@5302
   843
SetWindowMaximized(_THIS, SDL_Window * window, SDL_bool maximized)
slouken@3077
   844
{
slouken@3077
   845
    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
slouken@3077
   846
    SDL_DisplayData *displaydata =
slouken@5246
   847
        (SDL_DisplayData *) SDL_GetDisplayForWindow(window)->driverdata;
slouken@3077
   848
    Display *display = data->videodata->display;
slouken@4518
   849
    Atom _NET_WM_STATE = data->videodata->_NET_WM_STATE;
slouken@4518
   850
    Atom _NET_WM_STATE_MAXIMIZED_VERT = data->videodata->_NET_WM_STATE_MAXIMIZED_VERT;
slouken@4518
   851
    Atom _NET_WM_STATE_MAXIMIZED_HORZ = data->videodata->_NET_WM_STATE_MAXIMIZED_HORZ;
slouken@3077
   852
slouken@4522
   853
    if (X11_IsWindowMapped(_this, window)) {
slouken@4522
   854
        XEvent e;
slouken@3077
   855
slouken@4524
   856
        SDL_zero(e);
slouken@4522
   857
        e.xany.type = ClientMessage;
slouken@4522
   858
        e.xclient.message_type = _NET_WM_STATE;
slouken@4522
   859
        e.xclient.format = 32;
slouken@4522
   860
        e.xclient.window = data->xwindow;
slouken@4522
   861
        e.xclient.data.l[0] =
slouken@4522
   862
            maximized ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE;
slouken@4522
   863
        e.xclient.data.l[1] = _NET_WM_STATE_MAXIMIZED_VERT;
slouken@4522
   864
        e.xclient.data.l[2] = _NET_WM_STATE_MAXIMIZED_HORZ;
slouken@4522
   865
        e.xclient.data.l[3] = 0l;
slouken@4522
   866
slouken@4522
   867
        XSendEvent(display, RootWindow(display, displaydata->screen), 0,
slouken@4522
   868
                   SubstructureNotifyMask | SubstructureRedirectMask, &e);
slouken@4522
   869
    } else {
slouken@6481
   870
        Uint32 flags;
slouken@4522
   871
slouken@6481
   872
        flags = window->flags;
slouken@6481
   873
        if (maximized) {
slouken@6481
   874
            flags |= SDL_WINDOW_MAXIMIZED;
slouken@6481
   875
        } else {
slouken@6481
   876
            flags &= ~SDL_WINDOW_MAXIMIZED;
slouken@4522
   877
        }
slouken@6487
   878
        X11_SetNetWMState(_this, data->xwindow, flags);
slouken@4522
   879
    }
slouken@5031
   880
    XFlush(display);
slouken@3077
   881
}
slouken@3077
   882
slouken@1951
   883
void
slouken@1951
   884
X11_MaximizeWindow(_THIS, SDL_Window * window)
slouken@1951
   885
{
slouken@5302
   886
    SetWindowMaximized(_this, window, SDL_TRUE);
slouken@1951
   887
}
slouken@1951
   888
slouken@1951
   889
void
slouken@1951
   890
X11_MinimizeWindow(_THIS, SDL_Window * window)
slouken@1951
   891
{
slouken@4518
   892
    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
slouken@4518
   893
    SDL_DisplayData *displaydata =
slouken@5246
   894
        (SDL_DisplayData *) SDL_GetDisplayForWindow(window)->driverdata;
slouken@4518
   895
    Display *display = data->videodata->display;
slouken@4518
   896
 
slouken@4518
   897
    XIconifyWindow(display, data->xwindow, displaydata->screen);
slouken@5031
   898
    XFlush(display);
slouken@1951
   899
}
slouken@1951
   900
slouken@1951
   901
void
slouken@1951
   902
X11_RestoreWindow(_THIS, SDL_Window * window)
slouken@1951
   903
{
slouken@5302
   904
    SetWindowMaximized(_this, window, SDL_FALSE);
slouken@1951
   905
    X11_ShowWindow(_this, window);
slouken@1951
   906
}
slouken@1951
   907
icculus@6467
   908
/* This asks the Window Manager to handle fullscreen for us. Most don't do it right, though. */
icculus@6467
   909
static void
icculus@6467
   910
X11_SetWindowFullscreenViaWM(_THIS, SDL_Window * window, SDL_VideoDisplay * _display, SDL_bool fullscreen)
slouken@5302
   911
{
slouken@5302
   912
    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
slouken@5305
   913
    SDL_DisplayData *displaydata = (SDL_DisplayData *) _display->driverdata;
slouken@5302
   914
    Display *display = data->videodata->display;
slouken@5302
   915
    Atom _NET_WM_STATE = data->videodata->_NET_WM_STATE;
slouken@5302
   916
    Atom _NET_WM_STATE_FULLSCREEN = data->videodata->_NET_WM_STATE_FULLSCREEN;
slouken@5302
   917
slouken@5302
   918
    if (X11_IsWindowMapped(_this, window)) {
slouken@5302
   919
        XEvent e;
slouken@5302
   920
slouken@6539
   921
        if (!(window->flags & SDL_WINDOW_RESIZABLE)) {
slouken@6539
   922
            /* Compiz refuses fullscreen toggle if we're not resizable, so update the hints so we
slouken@6539
   923
               can be resized to the fullscreen resolution (or reset so we're not resizable again) */
slouken@6539
   924
            XSizeHints *sizehints = XAllocSizeHints();
slouken@6539
   925
            long flags = 0;
slouken@6539
   926
            XGetWMNormalHints(display, data->xwindow, sizehints, &flags);
slouken@6539
   927
            /* set the resize flags on */
slouken@6539
   928
            if (fullscreen) {
slouken@6539
   929
                /* we are going fullscreen so turn the flags off */
slouken@6539
   930
                sizehints->flags &= ~(PMinSize | PMaxSize);
slouken@6539
   931
            } else {
slouken@6539
   932
                /* Reset the min/max width height to make the window non-resizable again */
icculus@6466
   933
                sizehints->flags |= PMinSize | PMaxSize;
slouken@6540
   934
                sizehints->min_width = sizehints->max_width = window->windowed.w;
slouken@6540
   935
                sizehints->min_height = sizehints->max_height = window->windowed.h;
icculus@6466
   936
            }
slouken@6539
   937
            XSetWMNormalHints(display, data->xwindow, sizehints);
slouken@6539
   938
            XFree(sizehints);
icculus@6466
   939
        }
slouken@6539
   940
slouken@5302
   941
        SDL_zero(e);
slouken@5302
   942
        e.xany.type = ClientMessage;
slouken@5302
   943
        e.xclient.message_type = _NET_WM_STATE;
slouken@5302
   944
        e.xclient.format = 32;
slouken@5302
   945
        e.xclient.window = data->xwindow;
slouken@5302
   946
        e.xclient.data.l[0] =
slouken@5302
   947
            fullscreen ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE;
slouken@5302
   948
        e.xclient.data.l[1] = _NET_WM_STATE_FULLSCREEN;
slouken@5302
   949
        e.xclient.data.l[3] = 0l;
slouken@5302
   950
slouken@5302
   951
        XSendEvent(display, RootWindow(display, displaydata->screen), 0,
slouken@5302
   952
                   SubstructureNotifyMask | SubstructureRedirectMask, &e);
slouken@5302
   953
    } else {
slouken@6481
   954
        Uint32 flags;
slouken@5302
   955
slouken@6481
   956
        flags = window->flags;
slouken@5302
   957
        if (fullscreen) {
slouken@6481
   958
            flags |= SDL_WINDOW_FULLSCREEN;
slouken@6481
   959
        } else {
slouken@6481
   960
            flags &= ~SDL_WINDOW_FULLSCREEN;
slouken@5302
   961
        }
slouken@6487
   962
        X11_SetNetWMState(_this, data->xwindow, flags);
slouken@5302
   963
    }
slouken@5302
   964
    XFlush(display);
slouken@5302
   965
}
slouken@5302
   966
icculus@6467
   967
static __inline__ int
icculus@6467
   968
maxint(const int a, const int b)
icculus@6467
   969
{
icculus@6467
   970
    return (a > b ? a : b);
icculus@6467
   971
}
icculus@6467
   972
icculus@6467
   973
icculus@6467
   974
/* This handles fullscreen itself, outside the Window Manager. */
icculus@6467
   975
static void
icculus@6467
   976
X11_BeginWindowFullscreenLegacy(_THIS, SDL_Window * window, SDL_VideoDisplay * _display)
icculus@6467
   977
{
icculus@6467
   978
    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
icculus@6467
   979
    SDL_DisplayData *displaydata = (SDL_DisplayData *) _display->driverdata;
icculus@6467
   980
    Visual *visual = data->visual;
icculus@6467
   981
    Display *display = data->videodata->display;
icculus@6467
   982
    const int screen = displaydata->screen;
icculus@6467
   983
    Window root = RootWindow(display, screen);
icculus@6467
   984
    const int def_vis = (visual == DefaultVisual(display, screen));
icculus@6467
   985
    unsigned long xattrmask = 0;
icculus@6467
   986
    XSetWindowAttributes xattr;
icculus@6467
   987
    XEvent ev;
slouken@6475
   988
    SDL_Rect rect;
icculus@6467
   989
icculus@6467
   990
    if ( data->fswindow ) {
icculus@6467
   991
        return;  /* already fullscreen, I hope. */
icculus@6467
   992
    }
icculus@6467
   993
slouken@6475
   994
    X11_GetDisplayBounds(_this, _display, &rect);
slouken@6475
   995
icculus@6467
   996
    SDL_zero(xattr);
icculus@6467
   997
    xattr.override_redirect = True;
icculus@6467
   998
    xattrmask |= CWOverrideRedirect;
icculus@6467
   999
    xattr.background_pixel = def_vis ? BlackPixel(display, screen) : 0;
icculus@6467
  1000
    xattrmask |= CWBackPixel;
icculus@6467
  1001
    xattr.border_pixel = 0;
icculus@6467
  1002
    xattrmask |= CWBorderPixel;
icculus@6467
  1003
    xattr.colormap = data->colormap;
icculus@6467
  1004
    xattrmask |= CWColormap;
icculus@6467
  1005
slouken@6475
  1006
    data->fswindow = XCreateWindow(display, root,
slouken@6475
  1007
                                   rect.x, rect.y, rect.w, rect.h, 0,
icculus@6467
  1008
                                   displaydata->depth, InputOutput,
icculus@6467
  1009
                                   visual, xattrmask, &xattr);
icculus@6467
  1010
icculus@6467
  1011
    XSelectInput(display, data->fswindow, StructureNotifyMask);
icculus@6467
  1012
    XSetWindowBackground(display, data->fswindow, 0);
slouken@6500
  1013
    XInstallColormap(display, data->colormap);
icculus@6467
  1014
    XClearWindow(display, data->fswindow);
slouken@6480
  1015
    XMapRaised(display, data->fswindow);
icculus@6467
  1016
slouken@6480
  1017
    /* Make sure the fswindow is in view by warping mouse to the corner */
slouken@6500
  1018
    XUngrabPointer(display, CurrentTime);
slouken@6480
  1019
    XWarpPointer(display, None, root, 0, 0, 0, 0, rect.x, rect.y);
icculus@6467
  1020
icculus@6467
  1021
    /* Wait to be mapped, filter Unmap event out if it arrives. */
icculus@6467
  1022
    XIfEvent(display, &ev, &isMapNotify, (XPointer)&data->fswindow);
icculus@6467
  1023
    XCheckIfEvent(display, &ev, &isUnmapNotify, (XPointer)&data->fswindow);
icculus@6467
  1024
icculus@6467
  1025
#if SDL_VIDEO_DRIVER_X11_XVIDMODE
icculus@6467
  1026
    if ( displaydata->use_vidmode ) {
icculus@6467
  1027
        XF86VidModeLockModeSwitch(display, screen, True);
icculus@6467
  1028
    }
icculus@6467
  1029
#endif
icculus@6467
  1030
icculus@6467
  1031
    SetWindowBordered(display, displaydata->screen, data->xwindow, SDL_FALSE);
icculus@6467
  1032
icculus@6467
  1033
    /* Center actual window within our cover-the-screen window. */
slouken@6501
  1034
    XReparentWindow(display, data->xwindow, data->fswindow,
slouken@6501
  1035
                    (rect.w - window->w) / 2, (rect.h - window->h) / 2);
icculus@6467
  1036
slouken@6501
  1037
    /* Center mouse in the fullscreen window. */
slouken@6501
  1038
    rect.x += (rect.w / 2);
slouken@6501
  1039
    rect.y += (rect.h / 2);
slouken@6475
  1040
    XWarpPointer(display, None, root, 0, 0, 0, 0, rect.x, rect.y);
icculus@6467
  1041
icculus@6467
  1042
    /* Wait to be mapped, filter Unmap event out if it arrives. */
icculus@6467
  1043
    XIfEvent(display, &ev, &isMapNotify, (XPointer)&data->xwindow);
slouken@6480
  1044
    XCheckIfEvent(display, &ev, &isUnmapNotify, (XPointer)&data->xwindow);
icculus@6467
  1045
icculus@6467
  1046
    X11_SetWindowGrab(_this, window);
icculus@6467
  1047
}
icculus@6467
  1048
icculus@6467
  1049
static void
icculus@6467
  1050
X11_EndWindowFullscreenLegacy(_THIS, SDL_Window * window, SDL_VideoDisplay * _display)
icculus@6467
  1051
{
icculus@6467
  1052
    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
icculus@6467
  1053
    SDL_DisplayData *displaydata = (SDL_DisplayData *) _display->driverdata;
icculus@6467
  1054
    Display *display = data->videodata->display;
icculus@6467
  1055
    const int screen = displaydata->screen;
icculus@6467
  1056
    Window root = RootWindow(display, screen);
slouken@6480
  1057
    Window fswindow = data->fswindow;
icculus@6467
  1058
    XEvent ev;
icculus@6467
  1059
slouken@6480
  1060
    if (!data->fswindow) {
icculus@6467
  1061
        return;  /* already not fullscreen, I hope. */
slouken@6480
  1062
    }
icculus@6467
  1063
slouken@6480
  1064
    data->fswindow = None;
icculus@6467
  1065
icculus@6467
  1066
#if SDL_VIDEO_DRIVER_X11_VIDMODE
icculus@6467
  1067
    if ( displaydata->use_vidmode ) {
icculus@6467
  1068
        XF86VidModeLockModeSwitch(display, screen, False);
icculus@6467
  1069
    }
icculus@6467
  1070
#endif
icculus@6467
  1071
slouken@6480
  1072
    X11_SetWindowGrab(_this, window);
icculus@6467
  1073
slouken@6480
  1074
    XReparentWindow(display, data->xwindow, root, window->x, window->y);
slouken@6480
  1075
slouken@6480
  1076
    /* flush these events so they don't confuse normal event handling */
icculus@6467
  1077
    XIfEvent(display, &ev, &isUnmapNotify, (XPointer)&data->xwindow);
icculus@6467
  1078
    XIfEvent(display, &ev, &isMapNotify, (XPointer)&data->xwindow);
icculus@6467
  1079
icculus@6467
  1080
    SetWindowBordered(display, screen, data->xwindow,
icculus@6467
  1081
                      (window->flags & SDL_WINDOW_BORDERLESS) == 0);
icculus@6467
  1082
slouken@6480
  1083
    XUnmapWindow(display, fswindow);
slouken@6480
  1084
slouken@6480
  1085
    /* Wait to be unmapped. */
slouken@6480
  1086
    XIfEvent(display, &ev, &isUnmapNotify, (XPointer)&fswindow);
slouken@6480
  1087
    XDestroyWindow(display, fswindow);
icculus@6467
  1088
}
icculus@6467
  1089
icculus@6467
  1090
icculus@6467
  1091
void
icculus@6467
  1092
X11_SetWindowFullscreen(_THIS, SDL_Window * window, SDL_VideoDisplay * _display, SDL_bool fullscreen)
icculus@6467
  1093
{
icculus@6467
  1094
    /* !!! FIXME: SDL_Hint? */
icculus@6467
  1095
    SDL_bool legacy = SDL_FALSE;
icculus@6467
  1096
    const char *env = SDL_getenv("SDL_VIDEO_X11_LEGACY_FULLSCREEN");
icculus@6467
  1097
    if (env) {
icculus@6467
  1098
        legacy = SDL_atoi(env);
icculus@6467
  1099
    } else {
slouken@6473
  1100
        SDL_VideoData *videodata = (SDL_VideoData *) _this->driverdata;
icculus@6467
  1101
        SDL_DisplayData *displaydata = (SDL_DisplayData *) _display->driverdata;
icculus@6467
  1102
        if ( displaydata->use_vidmode ) {
icculus@6467
  1103
            legacy = SDL_TRUE;  /* the new stuff only works with XRandR. */
slouken@6473
  1104
        } else if ( !videodata->net_wm ) {
slouken@6473
  1105
            legacy = SDL_TRUE;  /* The window manager doesn't support it */
icculus@6467
  1106
        } else {
icculus@6467
  1107
            /* !!! FIXME: look at the window manager name, and blacklist certain ones? */
icculus@6467
  1108
            /* http://stackoverflow.com/questions/758648/find-the-name-of-the-x-window-manager */
icculus@6467
  1109
            legacy = SDL_FALSE;  /* try the new way. */
icculus@6467
  1110
        }
icculus@6467
  1111
    }
icculus@6467
  1112
icculus@6467
  1113
    if (legacy) {
icculus@6467
  1114
        if (fullscreen) {
icculus@6467
  1115
            X11_BeginWindowFullscreenLegacy(_this, window, _display);
icculus@6467
  1116
        } else {
icculus@6467
  1117
            X11_EndWindowFullscreenLegacy(_this, window, _display);
icculus@6467
  1118
        }
icculus@6467
  1119
    } else {
icculus@6467
  1120
        X11_SetWindowFullscreenViaWM(_this, window, _display, fullscreen);
icculus@6467
  1121
    }
icculus@6467
  1122
}
icculus@6467
  1123
icculus@6467
  1124
slouken@5466
  1125
int
slouken@5466
  1126
X11_SetWindowGammaRamp(_THIS, SDL_Window * window, const Uint16 * ramp)
slouken@5466
  1127
{
slouken@5466
  1128
    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
slouken@5466
  1129
    Display *display = data->videodata->display;
slouken@5466
  1130
    Visual *visual = data->visual;
slouken@5466
  1131
    Colormap colormap = data->colormap;
slouken@5466
  1132
    XColor *colorcells;
slouken@5466
  1133
    int ncolors;
slouken@5466
  1134
    int rmask, gmask, bmask;
slouken@5466
  1135
    int rshift, gshift, bshift;
icculus@5981
  1136
    int i;
slouken@5466
  1137
slouken@5466
  1138
    if (visual->class != DirectColor) {
slouken@5466
  1139
        SDL_SetError("Window doesn't have DirectColor visual");
slouken@5466
  1140
        return -1;
slouken@5466
  1141
    }
slouken@5466
  1142
slouken@5466
  1143
    ncolors = visual->map_entries;
slouken@5466
  1144
    colorcells = SDL_malloc(ncolors * sizeof(XColor));
slouken@5466
  1145
    if (!colorcells) {
slouken@5466
  1146
        SDL_OutOfMemory();
slouken@5466
  1147
        return -1;
slouken@5466
  1148
    }
slouken@5466
  1149
slouken@5466
  1150
    rshift = 0;
slouken@5466
  1151
    rmask = visual->red_mask;
slouken@5466
  1152
    while (0 == (rmask & 1)) {
slouken@5466
  1153
        rshift++;
slouken@5466
  1154
        rmask >>= 1;
slouken@5466
  1155
    }
slouken@5466
  1156
slouken@5466
  1157
    gshift = 0;
slouken@5466
  1158
    gmask = visual->green_mask;
slouken@5466
  1159
    while (0 == (gmask & 1)) {
slouken@5466
  1160
        gshift++;
slouken@5466
  1161
        gmask >>= 1;
slouken@5466
  1162
    }
slouken@5466
  1163
slouken@5466
  1164
    bshift = 0;
slouken@5466
  1165
    bmask = visual->blue_mask;
slouken@5466
  1166
    while (0 == (bmask & 1)) {
slouken@5466
  1167
        bshift++;
slouken@5466
  1168
        bmask >>= 1;
slouken@5466
  1169
    }
slouken@5466
  1170
slouken@5466
  1171
    /* build the color table pixel values */
slouken@5466
  1172
    for (i = 0; i < ncolors; i++) {
slouken@5466
  1173
        Uint32 rbits = (rmask * i) / (ncolors - 1);
slouken@5466
  1174
        Uint32 gbits = (gmask * i) / (ncolors - 1);
slouken@5466
  1175
        Uint32 bbits = (bmask * i) / (ncolors - 1);
slouken@5466
  1176
        Uint32 pix = (rbits << rshift) | (gbits << gshift) | (bbits << bshift);
slouken@5466
  1177
slouken@5466
  1178
        colorcells[i].pixel = pix;
slouken@5466
  1179
slouken@5466
  1180
        colorcells[i].red = ramp[(0 * 256) + i];
slouken@5466
  1181
        colorcells[i].green = ramp[(1 * 256) + i];
slouken@5466
  1182
        colorcells[i].blue = ramp[(2 * 256) + i];
slouken@5466
  1183
slouken@5466
  1184
        colorcells[i].flags = DoRed | DoGreen | DoBlue;
slouken@5466
  1185
    }
slouken@5466
  1186
slouken@5466
  1187
    XStoreColors(display, colormap, colorcells, ncolors);
slouken@5466
  1188
    XFlush(display);
slouken@5466
  1189
    SDL_free(colorcells);
slouken@5466
  1190
slouken@5466
  1191
    return 0;
slouken@5466
  1192
}
slouken@5466
  1193
slouken@5302
  1194
void
slouken@1951
  1195
X11_SetWindowGrab(_THIS, SDL_Window * window)
slouken@1951
  1196
{
slouken@2875
  1197
    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
slouken@2875
  1198
    Display *display = data->videodata->display;
slouken@4518
  1199
    SDL_bool oldstyle_fullscreen;
slouken@2875
  1200
slouken@4518
  1201
    /* ICCCM2.0-compliant window managers can handle fullscreen windows */
icculus@6467
  1202
    oldstyle_fullscreen = X11_IsWindowLegacyFullscreen(_this, window);
slouken@4518
  1203
slouken@6500
  1204
    if (oldstyle_fullscreen ||
slouken@6500
  1205
        ((window->flags & SDL_WINDOW_INPUT_GRABBED) &&
slouken@6500
  1206
         (window->flags & SDL_WINDOW_INPUT_FOCUS))) {
slouken@6480
  1207
slouken@2875
  1208
        /* Try to grab the mouse */
slouken@2876
  1209
        for (;;) {
slouken@2876
  1210
            int result =
slouken@3685
  1211
                XGrabPointer(display, data->xwindow, True, 0, GrabModeAsync,
slouken@3685
  1212
                             GrabModeAsync, data->xwindow, None, CurrentTime);
slouken@2876
  1213
            if (result == GrabSuccess) {
slouken@2875
  1214
                break;
slouken@2875
  1215
            }
slouken@2875
  1216
            SDL_Delay(100);
slouken@2875
  1217
        }
slouken@2875
  1218
slouken@2875
  1219
        /* Raise the window if we grab the mouse */
slouken@3685
  1220
        XRaiseWindow(display, data->xwindow);
slouken@2875
  1221
slouken@2875
  1222
        /* Now grab the keyboard */
slouken@3685
  1223
        XGrabKeyboard(display, data->xwindow, True, GrabModeAsync,
slouken@2876
  1224
                      GrabModeAsync, CurrentTime);
slouken@2875
  1225
    } else {
slouken@2875
  1226
        XUngrabPointer(display, CurrentTime);
slouken@2875
  1227
        XUngrabKeyboard(display, CurrentTime);
slouken@2875
  1228
    }
slouken@6500
  1229
    XSync(display, False);
slouken@1951
  1230
}
slouken@1951
  1231
slouken@1951
  1232
void
slouken@1951
  1233
X11_DestroyWindow(_THIS, SDL_Window * window)
slouken@1951
  1234
{
slouken@1951
  1235
    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
bob@2323
  1236
    window->driverdata = NULL;
slouken@1951
  1237
slouken@1951
  1238
    if (data) {
bob@2323
  1239
        SDL_VideoData *videodata = (SDL_VideoData *) data->videodata;
bob@2323
  1240
        Display *display = videodata->display;
bob@2323
  1241
        int numwindows = videodata->numwindows;
bob@2323
  1242
        SDL_WindowData **windowlist = videodata->windowlist;
bob@2323
  1243
        int i;
bob@2323
  1244
bob@2323
  1245
        if (windowlist) {
bob@2324
  1246
            for (i = 0; i < numwindows; ++i) {
slouken@3685
  1247
                if (windowlist[i] && (windowlist[i]->window == window)) {
bob@2324
  1248
                    windowlist[i] = windowlist[numwindows - 1];
bob@2324
  1249
                    windowlist[numwindows - 1] = NULL;
bob@2324
  1250
                    videodata->numwindows--;
bob@2324
  1251
                    break;
bob@2324
  1252
                }
bob@2323
  1253
            }
bob@2323
  1254
        }
slouken@1951
  1255
#ifdef X_HAVE_UTF8_STRING
slouken@1951
  1256
        if (data->ic) {
slouken@1951
  1257
            XDestroyIC(data->ic);
slouken@1951
  1258
        }
slouken@1951
  1259
#endif
slouken@1951
  1260
        if (data->created) {
slouken@3685
  1261
            XDestroyWindow(display, data->xwindow);
slouken@5031
  1262
            XFlush(display);
slouken@1951
  1263
        }
slouken@1951
  1264
        SDL_free(data);
slouken@1951
  1265
    }
slouken@1951
  1266
}
slouken@1951
  1267
slouken@1951
  1268
SDL_bool
slouken@1951
  1269
X11_GetWindowWMInfo(_THIS, SDL_Window * window, SDL_SysWMinfo * info)
slouken@1951
  1270
{
slouken@4510
  1271
    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
slouken@4510
  1272
    Display *display = data->videodata->display;
slouken@4510
  1273
slouken@4510
  1274
    if (info->version.major == SDL_MAJOR_VERSION &&
slouken@4510
  1275
        info->version.minor == SDL_MINOR_VERSION) {
slouken@4510
  1276
        info->subsystem = SDL_SYSWM_X11;
slouken@5056
  1277
        info->info.x11.display = display;
slouken@5056
  1278
        info->info.x11.window = data->xwindow;
slouken@1951
  1279
        return SDL_TRUE;
slouken@1951
  1280
    } else {
slouken@1951
  1281
        SDL_SetError("Application not compiled with SDL %d.%d\n",
slouken@1951
  1282
                     SDL_MAJOR_VERSION, SDL_MINOR_VERSION);
slouken@1951
  1283
        return SDL_FALSE;
slouken@1951
  1284
    }
slouken@1951
  1285
}
slouken@1951
  1286
slouken@5481
  1287
#endif /* SDL_VIDEO_DRIVER_X11 */
slouken@5481
  1288
slouken@1951
  1289
/* vi: set ts=4 sw=4 expandtab: */