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SDL_x11window.c
1151 lines (1014 loc) · 36.8 KB
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/*
SDL - Simple DirectMedia Layer
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Copyright (C) 1997-2010 Sam Lantinga
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This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
*/
#include "SDL_config.h"
#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_x11gamma.h"
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#include "SDL_x11shape.h"
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#include "../Xext/extensions/StdCmap.h"
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#ifdef SDL_VIDEO_DRIVER_PANDORA
#include "SDL_x11opengles.h"
#endif
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#include "SDL_timer.h"
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#include "SDL_syswm.h"
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#define _NET_WM_STATE_REMOVE 0l
#define _NET_WM_STATE_ADD 1l
#define _NET_WM_STATE_TOGGLE 2l
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static SDL_bool
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X11_IsWindowOldFullscreen(_THIS, SDL_Window * window)
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{
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SDL_VideoData *videodata = (SDL_VideoData *) _this->driverdata;
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/* ICCCM2.0-compliant window managers can handle fullscreen windows */
if ((window->flags & SDL_WINDOW_FULLSCREEN) && !videodata->net_wm) {
return SDL_TRUE;
} else {
return SDL_FALSE;
}
}
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static SDL_bool
X11_IsWindowMapped(_THIS, SDL_Window * window)
{
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
SDL_VideoData *videodata = (SDL_VideoData *) _this->driverdata;
XWindowAttributes attr;
XGetWindowAttributes(videodata->display, data->xwindow, &attr);
if (attr.map_state != IsUnmapped) {
return SDL_TRUE;
} else {
return SDL_FALSE;
}
}
static int
X11_GetWMStateProperty(_THIS, SDL_Window * window, Atom atoms[3])
{
SDL_VideoData *data = (SDL_VideoData *) _this->driverdata;
int count = 0;
if (window->flags & SDL_WINDOW_FULLSCREEN) {
atoms[count++] = data->_NET_WM_STATE_FULLSCREEN;
}
if (window->flags & SDL_WINDOW_MAXIMIZED) {
atoms[count++] = data->_NET_WM_STATE_MAXIMIZED_VERT;
atoms[count++] = data->_NET_WM_STATE_MAXIMIZED_HORZ;
}
return count;
}
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static void
X11_GetDisplaySize(_THIS, SDL_Window * window, int *w, int *h)
{
SDL_VideoData *data = (SDL_VideoData *) _this->driverdata;
SDL_DisplayData *displaydata =
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(SDL_DisplayData *) window->display->driverdata;
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XWindowAttributes attr;
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XGetWindowAttributes(data->display, RootWindow(data->display, displaydata->screen), &attr);
if (window->flags & SDL_WINDOW_FULLSCREEN) {
/* The bounds when this window is visible is the fullscreen mode */
SDL_DisplayMode fullscreen_mode;
if (SDL_GetWindowDisplayMode(window, &fullscreen_mode) == 0) {
attr.width = fullscreen_mode.w;
attr.height = fullscreen_mode.h;
}
}
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if (w) {
*w = attr.width;
}
if (h) {
*h = attr.height;
}
}
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static int
SetupWindowData(_THIS, SDL_Window * window, Window w, BOOL created)
{
SDL_VideoData *videodata = (SDL_VideoData *) _this->driverdata;
SDL_WindowData *data;
int numwindows = videodata->numwindows;
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int windowlistlength = videodata->windowlistlength;
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SDL_WindowData **windowlist = videodata->windowlist;
/* Allocate the window data */
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data = (SDL_WindowData *) SDL_calloc(1, sizeof(*data));
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if (!data) {
SDL_OutOfMemory();
return -1;
}
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data->window = window;
data->xwindow = w;
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#ifdef X_HAVE_UTF8_STRING
if (SDL_X11_HAVE_UTF8) {
data->ic =
pXCreateIC(videodata->im, XNClientWindow, w, XNFocusWindow, w,
XNInputStyle, XIMPreeditNothing | XIMStatusNothing,
XNResourceName, videodata->classname, XNResourceClass,
videodata->classname, NULL);
}
#endif
data->created = created;
data->videodata = videodata;
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/* Associate the data with the window */
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if (numwindows < windowlistlength) {
windowlist[numwindows] = data;
videodata->numwindows++;
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} else {
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windowlist =
(SDL_WindowData **) SDL_realloc(windowlist,
(numwindows +
1) * sizeof(*windowlist));
if (!windowlist) {
SDL_OutOfMemory();
SDL_free(data);
return -1;
}
windowlist[numwindows] = data;
videodata->numwindows++;
videodata->windowlistlength++;
videodata->windowlist = windowlist;
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}
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/* Fill in the SDL window with the window data */
{
XWindowAttributes attrib;
XGetWindowAttributes(data->videodata->display, w, &attrib);
window->x = attrib.x;
window->y = attrib.y;
window->w = attrib.width;
window->h = attrib.height;
if (attrib.map_state != IsUnmapped) {
window->flags |= SDL_WINDOW_SHOWN;
} else {
window->flags &= ~SDL_WINDOW_SHOWN;
}
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data->visual = attrib.visual;
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}
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{
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Atom _NET_WM_STATE = data->videodata->_NET_WM_STATE;
Atom _NET_WM_STATE_MAXIMIZED_VERT = data->videodata->_NET_WM_STATE_MAXIMIZED_VERT;
Atom _NET_WM_STATE_MAXIMIZED_HORZ = data->videodata->_NET_WM_STATE_MAXIMIZED_HORZ;
Atom _NET_WM_STATE_FULLSCREEN = data->videodata->_NET_WM_STATE_FULLSCREEN;
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Atom actualType;
int actualFormat;
unsigned long i, numItems, bytesAfter;
unsigned char *propertyValue = NULL;
long maxLength = 1024;
if (XGetWindowProperty(data->videodata->display, w, _NET_WM_STATE,
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0l, maxLength, False, XA_ATOM, &actualType,
&actualFormat, &numItems, &bytesAfter,
&propertyValue) == Success) {
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) {
if (atoms[i] == _NET_WM_STATE_MAXIMIZED_VERT) {
maximized |= 1;
} else if (atoms[i] == _NET_WM_STATE_MAXIMIZED_HORZ) {
maximized |= 2;
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} else if ( atoms[i] == _NET_WM_STATE_FULLSCREEN) {
fullscreen = 1;
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}
}
if (maximized == 3) {
window->flags |= SDL_WINDOW_MAXIMIZED;
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} else if (fullscreen == 1) {
window->flags |= SDL_WINDOW_FULLSCREEN;
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}
XFree(propertyValue);
}
}
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/* FIXME: How can I tell?
{
DWORD style = GetWindowLong(hwnd, GWL_STYLE);
if (style & WS_VISIBLE) {
if (style & (WS_BORDER | WS_THICKFRAME)) {
window->flags &= ~SDL_WINDOW_BORDERLESS;
} else {
window->flags |= SDL_WINDOW_BORDERLESS;
}
if (style & WS_THICKFRAME) {
window->flags |= SDL_WINDOW_RESIZABLE;
} else {
window->flags &= ~SDL_WINDOW_RESIZABLE;
}
if (style & WS_MINIMIZE) {
window->flags |= SDL_WINDOW_MINIMIZED;
} else {
window->flags &= ~SDL_WINDOW_MINIMIZED;
}
}
if (GetFocus() == hwnd) {
int index = data->videodata->keyboard;
window->flags |= SDL_WINDOW_INPUT_FOCUS;
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SDL_SetKeyboardFocus(index, data->window);
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if (window->flags & SDL_WINDOW_INPUT_GRABBED) {
RECT rect;
GetClientRect(hwnd, &rect);
ClientToScreen(hwnd, (LPPOINT) & rect);
ClientToScreen(hwnd, (LPPOINT) & rect + 1);
ClipCursor(&rect);
}
}
*/
/* All done! */
window->driverdata = data;
return 0;
}
int
X11_CreateWindow(_THIS, SDL_Window * window)
{
SDL_VideoData *data = (SDL_VideoData *) _this->driverdata;
SDL_DisplayData *displaydata =
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(SDL_DisplayData *) window->display->driverdata;
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Display *display = data->display;
int screen = displaydata->screen;
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Visual *visual;
int depth;
XSetWindowAttributes xattr;
int x, y;
Window w;
XSizeHints *sizehints;
XWMHints *wmhints;
XClassHint *classhints;
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SDL_bool oldstyle_fullscreen;
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Atom _NET_WM_WINDOW_TYPE;
Atom _NET_WM_WINDOW_TYPE_NORMAL;
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int wmstate_count;
Atom wmstate_atoms[3];
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/* ICCCM2.0-compliant window managers can handle fullscreen windows */
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oldstyle_fullscreen = X11_IsWindowOldFullscreen(_this, window);
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#if SDL_VIDEO_DRIVER_X11_XINERAMA
/* FIXME
if ( use_xinerama ) {
x = xinerama_info.x_org;
y = xinerama_info.y_org;
}
*/
#endif
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#if SDL_VIDEO_OPENGL_GLX
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if (window->flags & SDL_WINDOW_OPENGL) {
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XVisualInfo *vinfo;
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vinfo = X11_GL_GetVisual(_this, display, screen);
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if (!vinfo) {
return -1;
}
visual = vinfo->visual;
depth = vinfo->depth;
XFree(vinfo);
} else
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#endif
#ifdef SDL_VIDEO_DRIVER_PANDORA
if (window->flags & SDL_WINDOW_OPENGL) {
XVisualInfo *vinfo;
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vinfo = X11_GLES_GetVisual(_this, display, screen);
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if (!vinfo) {
return -1;
}
visual = vinfo->visual;
depth = vinfo->depth;
XFree(vinfo);
} else
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#endif
{
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visual = displaydata->visual;
depth = displaydata->depth;
}
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if (oldstyle_fullscreen) {
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xattr.override_redirect = True;
} else {
xattr.override_redirect = False;
}
xattr.background_pixel = 0;
xattr.border_pixel = 0;
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if (visual->class == PseudoColor) {
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printf("asking for PseudoColor\n");
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/* Status status; */
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XColor *colorcells;
Colormap colormap;
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Sint32 pix;
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Sint32 ncolors;
Sint32 nbits;
Sint32 rmax, gmax, bmax;
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Sint32 rwidth, gwidth, bwidth;
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Sint32 rmask, gmask, bmask;
Sint32 rshift, gshift, bshift;
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Sint32 r, g, b;
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/* Is the colormap we need already registered in SDL? */
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if ((colormap =
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X11_LookupColormap(display, screen, visual->visualid))) {
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xattr.colormap = colormap;
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/* printf("found existing colormap\n"); */
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} else {
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/* The colormap is not known to SDL so we will create it */
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colormap = XCreateColormap(display, RootWindow(display, screen),
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visual, AllocAll);
/* printf("colormap = %x\n", colormap); */
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/* If we can't create a colormap, then we must die */
if (!colormap) {
SDL_SetError
("Couldn't create window: Could not create writable colormap");
return -1;
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}
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/* OK, we got a colormap, now fill it in as best as we can */
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colorcells = SDL_malloc(visual->map_entries * sizeof(XColor));
if (NULL == colorcells) {
SDL_SetError("out of memory in X11_CreateWindow");
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return -1;
}
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ncolors = visual->map_entries;
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nbits = visual->bits_per_rgb;
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/* printf("ncolors = %d nbits = %d\n", ncolors, nbits); */
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/* what if ncolors != (1 << nbits)? That can happen on a
true PseudoColor display. I'm assuming that we will
always have ncolors == (1 << nbits) */
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/* I'm making a lot of assumptions here. */
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/* Compute the width of each field. If there is one extra
bit, give it to green. If there are two extra bits give
them to red and greed. We can get extra bits when the
number of bits per pixel is not a multiple of 3. For
example when we have 16 bits per pixel and need a 5/6/5
layout for the RGB fields */
rwidth = (nbits / 3) + (((nbits % 3) == 2) ? 1 : 0);
gwidth = (nbits / 3) + (((nbits % 3) >= 1) ? 1 : 0);
bwidth = (nbits / 3);
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rshift = gwidth + bwidth;
gshift = bwidth;
bshift = 0;
rmax = 1 << rwidth;
gmax = 1 << gwidth;
bmax = 1 << bwidth;
rmask = rmax - 1;
gmask = gmax - 1;
bmask = bmax - 1;
/* printf("red mask = %4x shift = %4d width = %d\n", rmask, rshift, rwidth); */
/* printf("green mask = %4x shift = %4d width = %d\n", gmask, gshift, gwidth); */
/* printf("blue mask = %4x shift = %4d width = %d\n", bmask, bshift, bwidth); */
/* build the color table pixel values */
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pix = 0;
for (r = 0; r < rmax; r++) {
for (g = 0; g < gmax; g++) {
for (b = 0; b < bmax; b++) {
colorcells[pix].pixel =
(r << rshift) | (g << gshift) | (b << bshift);
colorcells[pix].red = (0xffff * r) / rmask;
colorcells[pix].green = (0xffff * g) / gmask;
colorcells[pix].blue = (0xffff * b) / bmask;
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/* printf("%4x:%4x [%4x %4x %4x]\n", */
/* pix, */
/* colorcells[pix].pixel, */
/* colorcells[pix].red, */
/* colorcells[pix].green, */
/* colorcells[pix].blue); */
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pix++;
}
}
}
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/* status = */
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/* XStoreColors(display, colormap, colorcells, ncolors); */
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xattr.colormap = colormap;
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X11_TrackColormap(display, screen, colormap, visual, NULL);
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SDL_free(colorcells);
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}
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} else if (visual->class == DirectColor) {
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Status status;
XColor *colorcells;
Colormap colormap;
int i;
int ncolors;
int rmax, gmax, bmax;
int rmask, gmask, bmask;
int rshift, gshift, bshift;
/* Is the colormap we need already registered in SDL? */
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if ((colormap =
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X11_LookupColormap(display, screen, visual->visualid))) {
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xattr.colormap = colormap;
/* printf("found existing colormap\n"); */
} else {
/* The colormap is not known to SDL so we will create it */
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colormap = XCreateColormap(display, RootWindow(display, screen),
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visual, AllocAll);
/* printf("colormap = %x\n", colormap); */
/* If we can't create a colormap, then we must die */
if (!colormap) {
SDL_SetError
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("Couldn't create window: Could not create writable colormap");
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return -1;
}
/* OK, we got a colormap, now fill it in as best as we can */
colorcells = SDL_malloc(visual->map_entries * sizeof(XColor));
if (NULL == colorcells) {
SDL_SetError("out of memory in X11_CreateWindow");
return -1;
}
ncolors = visual->map_entries;
rmax = 0xffff;
gmax = 0xffff;
bmax = 0xffff;
rshift = 0;
rmask = visual->red_mask;
while (0 == (rmask & 1)) {
rshift++;
rmask >>= 1;
}
/* printf("rmask = %4x rshift = %4d\n", rmask, rshift); */
gshift = 0;
gmask = visual->green_mask;
while (0 == (gmask & 1)) {
gshift++;
gmask >>= 1;
}
/* printf("gmask = %4x gshift = %4d\n", gmask, gshift); */
bshift = 0;
bmask = visual->blue_mask;
while (0 == (bmask & 1)) {
bshift++;
bmask >>= 1;
}
/* printf("bmask = %4x bshift = %4d\n", bmask, bshift); */
/* build the color table pixel values */
for (i = 0; i < ncolors; i++) {
Uint32 red = (rmax * i) / (ncolors - 1);
Uint32 green = (gmax * i) / (ncolors - 1);
Uint32 blue = (bmax * i) / (ncolors - 1);
Uint32 rbits = (rmask * i) / (ncolors - 1);
Uint32 gbits = (gmask * i) / (ncolors - 1);
Uint32 bbits = (bmask * i) / (ncolors - 1);
Uint32 pix =
(rbits << rshift) | (gbits << gshift) | (bbits << bshift);
colorcells[i].pixel = pix;
colorcells[i].red = red;
colorcells[i].green = green;
colorcells[i].blue = blue;
colorcells[i].flags = DoRed | DoGreen | DoBlue;
/* printf("%2d:%4x [%4x %4x %4x]\n", i, pix, red, green, blue); */
}
status =
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XStoreColors(display, colormap, colorcells, ncolors);
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xattr.colormap = colormap;
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X11_TrackColormap(display, screen, colormap, visual, colorcells);
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SDL_free(colorcells);
}
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} else {
xattr.colormap =
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XCreateColormap(display, RootWindow(display, screen),
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visual, AllocNone);
}
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if (oldstyle_fullscreen
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|| window->x == SDL_WINDOWPOS_CENTERED) {
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X11_GetDisplaySize(_this, window, &x, NULL);
x = (x - window->w) / 2;
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} else if (window->x == SDL_WINDOWPOS_UNDEFINED) {
x = 0;
} else {
x = window->x;
}
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if (oldstyle_fullscreen
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|| window->y == SDL_WINDOWPOS_CENTERED) {
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X11_GetDisplaySize(_this, window, NULL, &y);
y = (y - window->h) / 2;
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} else if (window->y == SDL_WINDOWPOS_UNDEFINED) {
y = 0;
} else {
y = window->y;
}
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w = XCreateWindow(display, RootWindow(display, screen), x, y,
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window->w, window->h, 0, depth, InputOutput, visual,
(CWOverrideRedirect | CWBackPixel | CWBorderPixel |
CWColormap), &xattr);
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if (!w) {
SDL_SetError("Couldn't create window");
return -1;
}
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#if SDL_VIDEO_DRIVER_PANDORA
/* Create the GLES window surface */
_this->gles_data->egl_surface =
_this->gles_data->eglCreateWindowSurface(_this->gles_data->
egl_display,
_this->gles_data->egl_config,
(NativeWindowType) w, NULL);
if (_this->gles_data->egl_surface == EGL_NO_SURFACE) {
SDL_SetError("Could not create GLES window surface");
return -1;
}
#endif
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sizehints = XAllocSizeHints();
if (sizehints) {
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if (!(window->flags & SDL_WINDOW_RESIZABLE)
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|| oldstyle_fullscreen) {
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sizehints->min_width = sizehints->max_width = window->w;
sizehints->min_height = sizehints->max_height = window->h;
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sizehints->flags = PMaxSize | PMinSize;
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}
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if (!oldstyle_fullscreen
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&& window->x != SDL_WINDOWPOS_UNDEFINED
&& window->y != SDL_WINDOWPOS_UNDEFINED) {
sizehints->x = x;
sizehints->y = y;
sizehints->flags |= USPosition;
}
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XSetWMNormalHints(display, w, sizehints);
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XFree(sizehints);
}
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if ((window->flags & SDL_WINDOW_BORDERLESS) || oldstyle_fullscreen) {
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SDL_bool set;
Atom WM_HINTS;
/* We haven't modified the window manager hints yet */
set = SDL_FALSE;
/* First try to set MWM hints */
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WM_HINTS = XInternAtom(display, "_MOTIF_WM_HINTS", True);
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if (WM_HINTS != None) {
/* Hints used by Motif compliant window managers */
struct
{
unsigned long flags;
unsigned long functions;
unsigned long decorations;
long input_mode;
unsigned long status;
} MWMHints = {
(1L << 1), 0, 0, 0, 0};
623
XChangeProperty(display, w, WM_HINTS, WM_HINTS, 32,
624
PropModeReplace, (unsigned char *) &MWMHints,
625
sizeof(MWMHints) / 4);
626
627
628
set = SDL_TRUE;
}
/* Now try to set KWM hints */
629
WM_HINTS = XInternAtom(display, "KWM_WIN_DECORATION", True);
630
631
632
if (WM_HINTS != None) {
long KWMHints = 0;
633
XChangeProperty(display, w, WM_HINTS, WM_HINTS, 32,
634
635
PropModeReplace,
(unsigned char *) &KWMHints,
636
sizeof(KWMHints) / 4);
637
638
639
set = SDL_TRUE;
}
/* Now try to set GNOME hints */
640
WM_HINTS = XInternAtom(display, "_WIN_HINTS", True);
641
642
643
if (WM_HINTS != None) {
long GNOMEHints = 0;
644
XChangeProperty(display, w, WM_HINTS, WM_HINTS, 32,
645
646
PropModeReplace,
(unsigned char *) &GNOMEHints,
647
sizeof(GNOMEHints) / 4);
648
649
650
651
set = SDL_TRUE;
}
/* Finally set the transient hints if necessary */
if (!set) {
652
XSetTransientForHint(display, w, RootWindow(display, screen));
653
654
655
656
657
658
659
660
661
}
} else {
SDL_bool set;
Atom WM_HINTS;
/* We haven't modified the window manager hints yet */
set = SDL_FALSE;
/* First try to unset MWM hints */
662
WM_HINTS = XInternAtom(display, "_MOTIF_WM_HINTS", True);
663
if (WM_HINTS != None) {
664
XDeleteProperty(display, w, WM_HINTS);
665
666
667
set = SDL_TRUE;
}
/* Now try to unset KWM hints */
668
WM_HINTS = XInternAtom(display, "KWM_WIN_DECORATION", True);
669
if (WM_HINTS != None) {
670
XDeleteProperty(display, w, WM_HINTS);
671
672
673
set = SDL_TRUE;
}
/* Now try to unset GNOME hints */
674
WM_HINTS = XInternAtom(display, "_WIN_HINTS", True);
675
if (WM_HINTS != None) {
676
XDeleteProperty(display, w, WM_HINTS);
677
678
679
680
set = SDL_TRUE;
}
/* Finally unset the transient hints if necessary */
if (!set) {
681
XDeleteProperty(display, w, XA_WM_TRANSIENT_FOR);
682
683
684
685
686
687
688
}
}
/* Set the input hints so we get keyboard input */
wmhints = XAllocWMHints();
if (wmhints) {
wmhints->input = True;
689
wmhints->flags = InputHint;
690
XSetWMHints(display, w, wmhints);
691
692
693
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695
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698
XFree(wmhints);
}
/* Set the class hints so we can get an icon (AfterStep) */
classhints = XAllocClassHint();
if (classhints != NULL) {
classhints->res_name = data->classname;
classhints->res_class = data->classname;
699
XSetClassHint(display, w, classhints);
700
701
702
XFree(classhints);
}
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705
706
707
708
709
710
/* Set the window manager state */
wmstate_count = X11_GetWMStateProperty(_this, window, wmstate_atoms);
if (wmstate_count > 0) {
XChangeProperty(display, w, data->_NET_WM_STATE, XA_ATOM, 32,
PropModeReplace,
(unsigned char *)wmstate_atoms, wmstate_count);
} else {
XDeleteProperty(display, w, data->_NET_WM_STATE);
711
712
}
713
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715
716
717
718
719
/* Let the window manager know we're a "normal" window */
_NET_WM_WINDOW_TYPE = XInternAtom(display, "_NET_WM_WINDOW_TYPE", False);
_NET_WM_WINDOW_TYPE_NORMAL = XInternAtom(display, "_NET_WM_WINDOW_TYPE_NORMAL", False);
XChangeProperty(display, w, _NET_WM_WINDOW_TYPE, XA_ATOM, 32,
PropModeReplace,
(unsigned char *)&_NET_WM_WINDOW_TYPE_NORMAL, 1);
720
/* Allow the window to be deleted by the window manager */
721
XSetWMProtocols(display, w, &data->WM_DELETE_WINDOW, 1);
722
723
if (SetupWindowData(_this, window, w, SDL_TRUE) < 0) {
724
XDestroyWindow(display, w);
725
726
return -1;
}
727
728
729
730
731
#ifdef X_HAVE_UTF8_STRING
{
Uint32 fevent = 0;
pXGetICValues(((SDL_WindowData *) window->driverdata)->ic,
XNFilterEvents, &fevent, NULL);
732
XSelectInput(display, w,
733
734
735
736
737
738
739
(FocusChangeMask | EnterWindowMask | LeaveWindowMask |
ExposureMask | ButtonPressMask | ButtonReleaseMask |
PointerMotionMask | KeyPressMask | KeyReleaseMask |
PropertyChangeMask | StructureNotifyMask |
KeymapStateMask | fevent));
}
#else
740
{
741
XSelectInput(display, w,
742
743
744
745
746
(FocusChangeMask | EnterWindowMask | LeaveWindowMask |
ExposureMask | ButtonPressMask | ButtonReleaseMask |
PointerMotionMask | KeyPressMask | KeyReleaseMask |
PropertyChangeMask | StructureNotifyMask |
KeymapStateMask));
747
}
748
749
#endif
750
751
XFlush(display);
752
753
754
755
return 0;
}
int
756
X11_CreateWindowFrom(_THIS, SDL_Window * window, const void *data)
757
758
759
{
Window w = (Window) data;
760
window->title = X11_GetWindowTitle(_this, w);
761
762
763
764
765
766
767
if (SetupWindowData(_this, window, w, SDL_FALSE) < 0) {
return -1;
}
return 0;
}
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
char *
X11_GetWindowTitle(_THIS, Window xwindow)
{
SDL_VideoData *data = (SDL_VideoData *) _this->driverdata;
Display *display = data->display;
int status, real_format;
Atom real_type;
unsigned long items_read, items_left;
unsigned char *propdata;
char *title = NULL;
status = XGetWindowProperty(display, xwindow, data->_NET_WM_NAME,
0L, 8192L, False, data->UTF8_STRING, &real_type, &real_format,
&items_read, &items_left, &propdata);
if (status == Success) {
title = SDL_strdup(SDL_static_cast(char*, propdata));
XFree(propdata);
} else {
status = XGetWindowProperty(display, xwindow, XA_WM_NAME,
0L, 8192L, False, XA_STRING, &real_type, &real_format,
&items_read, &items_left, &propdata);
if (status == Success) {
title = SDL_iconv_string("UTF-8", "", SDL_static_cast(char*, propdata), items_read+1);
} else {
title = SDL_strdup("");
}
}
return title;
}
798
799
800
801
802
803
804
805
806
807
808
void
X11_SetWindowTitle(_THIS, SDL_Window * window)
{
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
Display *display = data->videodata->display;
XTextProperty titleprop, iconprop;
Status status;
const char *title = window->title;
const char *icon = NULL;
#ifdef X_HAVE_UTF8_STRING
809
810
Atom _NET_WM_NAME = data->videodata->_NET_WM_NAME;
Atom _NET_WM_ICON_NAME = data->videodata->_NET_WM_ICON_NAME;
811
812
813
#endif
if (title != NULL) {
814
815
char *title_locale = SDL_iconv_utf8_locale(title);
if (!title_locale) {
816
817
818
SDL_OutOfMemory();
return;
}
819
820
status = XStringListToTextProperty(&title_locale, 1, &titleprop);
SDL_free(title_locale);
821
if (status) {
822
XSetTextProperty(display, data->xwindow, &titleprop, XA_WM_NAME);
823
824
825
826
827
828
829
830
XFree(titleprop.value);
}
#ifdef X_HAVE_UTF8_STRING
if (SDL_X11_HAVE_UTF8) {
status =
Xutf8TextListToTextProperty(display, (char **) &title, 1,
XUTF8StringStyle, &titleprop);
if (status == Success) {
831
XSetTextProperty(display, data->xwindow, &titleprop,
832
833
834
835
836
837
838
_NET_WM_NAME);
XFree(titleprop.value);
}
}
#endif
}
if (icon != NULL) {
839
840
char *icon_locale = SDL_iconv_utf8_locale(icon);
if (!icon_locale) {
841
842
843
SDL_OutOfMemory();
return;
}
844
845
status = XStringListToTextProperty(&icon_locale, 1, &iconprop);
SDL_free(icon_locale);
846
if (status) {
847
XSetTextProperty(display, data->xwindow, &iconprop,
848
849
850
851
852
853
854
855
856
XA_WM_ICON_NAME);
XFree(iconprop.value);
}
#ifdef X_HAVE_UTF8_STRING
if (SDL_X11_HAVE_UTF8) {
status =
Xutf8TextListToTextProperty(display, (char **) &icon, 1,
XUTF8StringStyle, &iconprop);
if (status == Success) {
857
XSetTextProperty(display, data->xwindow, &iconprop,
858
859
860
861
862
863
_NET_WM_ICON_NAME);
XFree(iconprop.value);
}
}
#endif
}
864
XFlush(display);
865
866
}
867
868
869
870
871
void
X11_SetWindowIcon(_THIS, SDL_Window * window, SDL_Surface * icon)
{
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
Display *display = data->videodata->display;
872
Atom _NET_WM_ICON = data->videodata->_NET_WM_ICON;
873
874
875
876
877
if (icon) {
SDL_PixelFormat format;
SDL_Surface *surface;
int propsize;
878
long *propdata;
879
880
/* Convert the icon to ARGB for modern window managers */
881
882
SDL_InitFormat(&format, 32, 0x00FF0000, 0x0000FF00, 0x000000FF,
0xFF000000);
883
884
885
886
887
888
surface = SDL_ConvertSurface(icon, &format, 0);
if (!surface) {
return;
}
/* Set the _NET_WM_ICON property */
889
propsize = 2 + (icon->w * icon->h);
890
propdata = SDL_malloc(propsize * sizeof(long));
891
if (propdata) {
892
893
894
895
int x, y;
Uint32 *src;
long *dst;
896
897
propdata[0] = icon->w;
propdata[1] = icon->h;
898
899
900
901
902
903
904
dst = &propdata[2];
for (y = 0; y < icon->h; ++y) {
src = (Uint32*)((Uint8*)surface->pixels + y * surface->pitch);
for (x = 0; x < icon->w; ++x) {
*dst++ = *src++;
}
}
905
XChangeProperty(display, data->xwindow, _NET_WM_ICON, XA_CARDINAL,
906
907
32, PropModeReplace, (unsigned char *) propdata,
propsize);
908
909
910
}
SDL_FreeSurface(surface);
} else {
911
XDeleteProperty(display, data->xwindow, _NET_WM_ICON);
912
}
913
XFlush(display);
914
915
}
916
917
918
919
920
void
X11_SetWindowPosition(_THIS, SDL_Window * window)
{
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
Display *display = data->videodata->display;
921
SDL_bool oldstyle_fullscreen;
922
int x, y;
923
924
/* ICCCM2.0-compliant window managers can handle fullscreen windows */
925
oldstyle_fullscreen = X11_IsWindowOldFullscreen(_this, window);
926
927
if (oldstyle_fullscreen
928
|| window->x == SDL_WINDOWPOS_CENTERED) {
929
930
X11_GetDisplaySize(_this, window, &x, NULL);
x = (x - window->w) / 2;
931
932
933
} else {
x = window->x;
}
934
if (oldstyle_fullscreen
935
|| window->y == SDL_WINDOWPOS_CENTERED) {
936
937
X11_GetDisplaySize(_this, window, NULL, &y);
y = (y - window->h) / 2;
938
939
940
} else {
y = window->y;
}
941
XMoveWindow(display, data->xwindow, x, y);
942
XFlush(display);
943
944
945
946
947
948
949
950
}
void
X11_SetWindowSize(_THIS, SDL_Window * window)
{
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
Display *display = data->videodata->display;
951
if (SDL_IsShapedWindow(window))
952
X11_ResizeWindowShape(window);
953
XResizeWindow(display, data->xwindow, window->w, window->h);
954
XFlush(display);
955
956
957
958
959
960
961
962
}
void
X11_ShowWindow(_THIS, SDL_Window * window)
{
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
Display *display = data->videodata->display;
963
XMapRaised(display, data->xwindow);
964
XFlush(display);
965
966
967
968
969
970
971
972
}
void
X11_HideWindow(_THIS, SDL_Window * window)
{
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
Display *display = data->videodata->display;
973
XUnmapWindow(display, data->xwindow);
974
XFlush(display);
975
976
977
978
979
980
981
982
}
void
X11_RaiseWindow(_THIS, SDL_Window * window)
{
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
Display *display = data->videodata->display;
983
XRaiseWindow(display, data->xwindow);
984
XFlush(display);
985
986
}
987
988
989
990
991
static void
X11_SetWindowMaximized(_THIS, SDL_Window * window, SDL_bool maximized)
{
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
SDL_DisplayData *displaydata =
992
(SDL_DisplayData *) window->display->driverdata;
993
Display *display = data->videodata->display;
994
995
996
Atom _NET_WM_STATE = data->videodata->_NET_WM_STATE;
Atom _NET_WM_STATE_MAXIMIZED_VERT = data->videodata->_NET_WM_STATE_MAXIMIZED_VERT;
Atom _NET_WM_STATE_MAXIMIZED_HORZ = data->videodata->_NET_WM_STATE_MAXIMIZED_HORZ;
997
998
999
1000
Atom _NET_WM_STATE_FULLSCREEN = data->videodata->_NET_WM_STATE_FULLSCREEN;
if (X11_IsWindowMapped(_this, window)) {
XEvent e;