dolphin/Source/Core/DolphinWX/Src/X11Utils.cpp

366 lines
10 KiB
C++

// Copyright (C) 2003 Dolphin Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0.
// This program 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 General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official SVN repository and contact information can be found at
// http://code.google.com/p/dolphin-emu/
#include "X11Utils.h"
#include <unistd.h>
#include <spawn.h>
#include <sys/wait.h>
extern char **environ;
#if defined(HAVE_WX) && HAVE_WX
#include <string>
#include <algorithm>
#endif
namespace X11Utils
{
void SendClientEvent(Display *dpy, const char *message,
int data1, int data2, int data3, int data4)
{
XEvent event;
Window win = (Window)Core::GetWindowHandle();
// Init X event structure for client message
event.xclient.type = ClientMessage;
event.xclient.format = 32;
event.xclient.data.l[0] = XInternAtom(dpy, message, False);
event.xclient.data.l[1] = data1;
event.xclient.data.l[2] = data2;
event.xclient.data.l[3] = data3;
event.xclient.data.l[4] = data4;
// Send the event
if (!XSendEvent(dpy, win, False, False, &event))
ERROR_LOG(VIDEO, "Failed to send message %s to the emulator window.", message);
}
void SendKeyEvent(Display *dpy, int key)
{
XEvent event;
Window win = (Window)Core::GetWindowHandle();
// Init X event structure for key press event
event.xkey.type = KeyPress;
// WARNING: This works for ASCII keys. If in the future other keys are needed
// convert with InputCommon::wxCharCodeWXToX from X11InputBase.cpp.
event.xkey.keycode = XKeysymToKeycode(dpy, key);
// Send the event
if (!XSendEvent(dpy, win, False, False, &event))
ERROR_LOG(VIDEO, "Failed to send key press event to the emulator window.");
}
void SendButtonEvent(Display *dpy, int button, int x, int y, bool pressed)
{
XEvent event;
Window win = (Window)Core::GetWindowHandle();
// Init X event structure for mouse button press event
event.xbutton.type = pressed ? ButtonPress : ButtonRelease;
event.xbutton.x = x;
event.xbutton.y = y;
event.xbutton.button = button;
// Send the event
if (!XSendEvent(dpy, win, False, False, &event))
ERROR_LOG(VIDEO, "Failed to send mouse button event to the emulator window.");
}
void SendMotionEvent(Display *dpy, int x, int y)
{
XEvent event;
Window win = (Window)Core::GetWindowHandle();
// Init X event structure for mouse motion
event.xmotion.type = MotionNotify;
event.xmotion.x = x;
event.xmotion.y = y;
// Send the event
if (!XSendEvent(dpy, win, False, False, &event))
ERROR_LOG(VIDEO, "Failed to send mouse button event to the emulator window.");
}
void EWMH_Fullscreen(Display *dpy, int action)
{
_assert_(action == _NET_WM_STATE_REMOVE || action == _NET_WM_STATE_ADD
|| action == _NET_WM_STATE_TOGGLE);
Window win = (Window)Core::GetWindowHandle();
// Init X event structure for _NET_WM_STATE_FULLSCREEN client message
XEvent event;
event.xclient.type = ClientMessage;
event.xclient.message_type = XInternAtom(dpy, "_NET_WM_STATE", False);
event.xclient.window = win;
event.xclient.format = 32;
event.xclient.data.l[0] = action;
event.xclient.data.l[1] = XInternAtom(dpy, "_NET_WM_STATE_FULLSCREEN", False);
// Send the event
if (!XSendEvent(dpy, DefaultRootWindow(dpy), False,
SubstructureRedirectMask | SubstructureNotifyMask, &event))
ERROR_LOG(VIDEO, "Failed to switch fullscreen/windowed mode.");
}
#if defined(HAVE_WX) && HAVE_WX
Window XWindowFromHandle(void *Handle)
{
return GDK_WINDOW_XID(gtk_widget_get_window(GTK_WIDGET(Handle)));
}
Display *XDisplayFromHandle(void *Handle)
{
return GDK_WINDOW_XDISPLAY(gtk_widget_get_window(GTK_WIDGET(Handle)));
}
#endif
void InhibitScreensaver(Display *dpy, Window win, bool suspend)
{
char id[11];
snprintf(id, sizeof(id), "0x%lx", win);
// Call xdg-screensaver
char *argv[4] = {
(char *)"xdg-screensaver",
(char *)(suspend ? "suspend" : "resume"),
id,
NULL};
pid_t pid;
if (!posix_spawnp(&pid, "xdg-screensaver", NULL, NULL, argv, environ))
{
int status;
while (waitpid (pid, &status, 0) == -1);
DEBUG_LOG(VIDEO, "Started xdg-screensaver (PID = %d)", (int)pid);
}
}
#if defined(HAVE_XRANDR) && HAVE_XRANDR
XRRConfiguration::XRRConfiguration(Display *_dpy, Window _win)
: dpy(_dpy)
, win(_win)
, screenResources(NULL), outputInfo(NULL), crtcInfo(NULL)
, fullMode(0)
, fs_fb_width(0), fs_fb_height(0), fs_fb_width_mm(0), fs_fb_height_mm(0)
, bValid(true), bIsFullscreen(false)
{
int XRRMajorVersion, XRRMinorVersion;
if (!XRRQueryVersion(dpy, &XRRMajorVersion, &XRRMinorVersion) ||
(XRRMajorVersion < 1 || (XRRMajorVersion == 1 && XRRMinorVersion < 3)))
{
WARN_LOG(VIDEO, "XRRExtension not supported.");
bValid = false;
return;
}
screenResources = XRRGetScreenResourcesCurrent(dpy, win);
screen = DefaultScreen(dpy);
fb_width = DisplayWidth(dpy, screen);
fb_height = DisplayHeight(dpy, screen);
fb_width_mm = DisplayWidthMM(dpy, screen);
fb_height_mm = DisplayHeightMM(dpy, screen);
INFO_LOG(VIDEO, "XRRExtension-Version %d.%d", XRRMajorVersion, XRRMinorVersion);
Update();
}
XRRConfiguration::~XRRConfiguration()
{
if (bValid && bIsFullscreen)
ToggleDisplayMode(False);
if (screenResources)
XRRFreeScreenResources(screenResources);
if (outputInfo)
XRRFreeOutputInfo(outputInfo);
if (crtcInfo)
XRRFreeCrtcInfo(crtcInfo);
}
void XRRConfiguration::Update()
{
if (!bValid)
return;
if (outputInfo)
{
XRRFreeOutputInfo(outputInfo);
outputInfo = NULL;
}
if (crtcInfo)
{
XRRFreeCrtcInfo(crtcInfo);
crtcInfo = NULL;
}
fullMode = 0;
// Get the resolution setings for fullscreen mode
unsigned int fullWidth, fullHeight;
char *output_name = NULL;
if (SConfig::GetInstance().m_LocalCoreStartupParameter.strFullscreenResolution.find(':') ==
std::string::npos)
{
fullWidth = fb_width;
fullHeight = fb_height;
}
else
sscanf(SConfig::GetInstance().m_LocalCoreStartupParameter.strFullscreenResolution.c_str(),
"%m[^:]: %ux%u", &output_name, &fullWidth, &fullHeight);
for (int i = 0; i < screenResources->noutput; i++)
{
XRROutputInfo *output_info = XRRGetOutputInfo(dpy, screenResources, screenResources->outputs[i]);
if (output_info && output_info->crtc && output_info->connection == RR_Connected)
{
XRRCrtcInfo *crtc_info = XRRGetCrtcInfo(dpy, screenResources, output_info->crtc);
if (crtc_info)
{
if (!output_name || !strcmp(output_name, output_info->name))
{
// Use the first output for the default setting.
if (!output_name)
{
output_name = strdup(output_info->name);
SConfig::GetInstance().m_LocalCoreStartupParameter.strFullscreenResolution =
StringFromFormat("%s: %ux%u", output_info->name, fullWidth, fullHeight);
}
outputInfo = output_info;
crtcInfo = crtc_info;
for (int j = 0; j < output_info->nmode && fullMode == 0; j++)
{
for (int k = 0; k < screenResources->nmode && fullMode == 0; k++)
{
if (output_info->modes[j] == screenResources->modes[k].id)
{
if (fullWidth == screenResources->modes[k].width &&
fullHeight == screenResources->modes[k].height)
{
fullMode = screenResources->modes[k].id;
if (crtcInfo->x + (int)screenResources->modes[k].width > fs_fb_width)
fs_fb_width = crtcInfo->x + screenResources->modes[k].width;
if (crtcInfo->y + (int)screenResources->modes[k].height > fs_fb_height)
fs_fb_height = crtcInfo->y + screenResources->modes[k].height;
}
}
}
}
}
else
{
if (crtc_info->x + (int)crtc_info->width > fs_fb_width)
fs_fb_width = crtc_info->x + crtc_info->width;
if (crtc_info->y + (int)crtc_info->height > fs_fb_height)
fs_fb_height = crtc_info->y + crtc_info->height;
}
}
if (crtc_info && crtcInfo != crtc_info)
XRRFreeCrtcInfo(crtc_info);
}
if (output_info && outputInfo != output_info)
XRRFreeOutputInfo(output_info);
}
fs_fb_width_mm = fs_fb_width * DisplayHeightMM(dpy, screen) / DisplayHeight(dpy, screen);
fs_fb_height_mm = fs_fb_height * DisplayHeightMM(dpy, screen) / DisplayHeight(dpy, screen);
if (output_name)
free(output_name);
if (outputInfo && crtcInfo && fullMode)
{
INFO_LOG(VIDEO, "Fullscreen Resolution %dx%d", fullWidth, fullHeight);
}
else
{
ERROR_LOG(VIDEO, "Failed to obtain fullscreen size.\n"
"Using current desktop resolution for fullscreen.");
}
}
void XRRConfiguration::ToggleDisplayMode(bool bFullscreen)
{
if (!bValid || !screenResources || !outputInfo || !crtcInfo || !fullMode)
return;
if (bFullscreen == bIsFullscreen)
return;
XGrabServer(dpy);
if (bFullscreen)
{
XRRSetCrtcConfig(dpy, screenResources, outputInfo->crtc, CurrentTime,
crtcInfo->x, crtcInfo->y, fullMode, crtcInfo->rotation,
crtcInfo->outputs, crtcInfo->noutput);
XRRSetScreenSize(dpy, win, fs_fb_width, fs_fb_height, fs_fb_width_mm, fs_fb_height_mm);
bIsFullscreen = true;
}
else
{
XRRSetCrtcConfig(dpy, screenResources, outputInfo->crtc, CurrentTime,
crtcInfo->x, crtcInfo->y, crtcInfo->mode, crtcInfo->rotation,
crtcInfo->outputs, crtcInfo->noutput);
XRRSetScreenSize(dpy, win, fb_width, fb_height, fb_width_mm, fb_height_mm);
bIsFullscreen = false;
}
XUngrabServer(dpy);
XSync(dpy, false);
}
#if defined(HAVE_WX) && HAVE_WX
void XRRConfiguration::AddResolutions(wxArrayString& arrayStringFor_FullscreenResolution)
{
if (!bValid || !screenResources)
return;
//Get all full screen resolutions for the config dialog
for (int i = 0; i < screenResources->noutput; i++)
{
XRROutputInfo *output_info =
XRRGetOutputInfo(dpy, screenResources, screenResources->outputs[i]);
if (output_info && output_info->crtc && output_info->connection == RR_Connected)
{
std::vector<std::string> resos;
for (int j = 0; j < output_info->nmode; j++)
for (int k = 0; k < screenResources->nmode; k++)
if (output_info->modes[j] == screenResources->modes[k].id)
{
const std::string strRes =
std::string(output_info->name) + ": " +
std::string(screenResources->modes[k].name);
// Only add unique resolutions
if (std::find(resos.begin(), resos.end(), strRes) == resos.end())
{
resos.push_back(strRes);
arrayStringFor_FullscreenResolution.Add(wxString::FromUTF8(strRes.c_str()));
}
}
}
if (output_info)
XRRFreeOutputInfo(output_info);
}
}
#endif
#endif
}