gecko-dev/widget/gtk/nsIdleServiceGTK.cpp
Martin Stransky 59fadf4e72 Bug 917270 - Rename widget/gtk2 to widget/gtk. r=karlt
--HG--
rename : widget/gtk2/Makefile.in => widget/gtk/Makefile.in
rename : widget/gtk2/WidgetTraceEvent.cpp => widget/gtk/WidgetTraceEvent.cpp
rename : widget/gtk2/compat/gdk/gdkdnd.h => widget/gtk/compat/gdk/gdkdnd.h
rename : widget/gtk2/compat/gdk/gdkkeysyms.h => widget/gtk/compat/gdk/gdkkeysyms.h
rename : widget/gtk2/compat/gdk/gdkvisual.h => widget/gtk/compat/gdk/gdkvisual.h
rename : widget/gtk2/compat/gdk/gdkwindow.h => widget/gtk/compat/gdk/gdkwindow.h
rename : widget/gtk2/compat/gdk/gdkx.h => widget/gtk/compat/gdk/gdkx.h
rename : widget/gtk2/compat/glib/gmem.h => widget/gtk/compat/glib/gmem.h
rename : widget/gtk2/compat/gtk/gtkcolorseldialog.h => widget/gtk/compat/gtk/gtkcolorseldialog.h
rename : widget/gtk2/compat/gtk/gtkdialog.h => widget/gtk/compat/gtk/gtkdialog.h
rename : widget/gtk2/compat/gtk/gtkplug.h => widget/gtk/compat/gtk/gtkplug.h
rename : widget/gtk2/compat/gtk/gtkselection.h => widget/gtk/compat/gtk/gtkselection.h
rename : widget/gtk2/compat/gtk/gtkwidget.h => widget/gtk/compat/gtk/gtkwidget.h
rename : widget/gtk2/compat/gtk/gtkwindow.h => widget/gtk/compat/gtk/gtkwindow.h
rename : widget/gtk2/crashtests/673390-1.html => widget/gtk/crashtests/673390-1.html
rename : widget/gtk2/crashtests/crashtests.list => widget/gtk/crashtests/crashtests.list
rename : widget/gtk2/gtk2drawing.c => widget/gtk/gtk2drawing.c
rename : widget/gtk2/gtk3drawing.c => widget/gtk/gtk3drawing.c
rename : widget/gtk2/gtkdrawing.h => widget/gtk/gtkdrawing.h
rename : widget/gtk2/maiRedundantObjectFactory.c => widget/gtk/maiRedundantObjectFactory.c
rename : widget/gtk2/maiRedundantObjectFactory.h => widget/gtk/maiRedundantObjectFactory.h
rename : widget/gtk2/moz.build => widget/gtk/moz.build
rename : widget/gtk2/mozcontainer.c => widget/gtk/mozcontainer.c
rename : widget/gtk2/mozcontainer.h => widget/gtk/mozcontainer.h
rename : widget/gtk2/nsAppShell.cpp => widget/gtk/nsAppShell.cpp
rename : widget/gtk2/nsAppShell.h => widget/gtk/nsAppShell.h
rename : widget/gtk2/nsBidiKeyboard.cpp => widget/gtk/nsBidiKeyboard.cpp
rename : widget/gtk2/nsBidiKeyboard.h => widget/gtk/nsBidiKeyboard.h
rename : widget/gtk2/nsCUPSShim.cpp => widget/gtk/nsCUPSShim.cpp
rename : widget/gtk2/nsCUPSShim.h => widget/gtk/nsCUPSShim.h
rename : widget/gtk2/nsClipboard.cpp => widget/gtk/nsClipboard.cpp
rename : widget/gtk2/nsClipboard.h => widget/gtk/nsClipboard.h
rename : widget/gtk2/nsColorPicker.cpp => widget/gtk/nsColorPicker.cpp
rename : widget/gtk2/nsColorPicker.h => widget/gtk/nsColorPicker.h
rename : widget/gtk2/nsDeviceContextSpecG.cpp => widget/gtk/nsDeviceContextSpecG.cpp
rename : widget/gtk2/nsDeviceContextSpecG.h => widget/gtk/nsDeviceContextSpecG.h
rename : widget/gtk2/nsDragService.cpp => widget/gtk/nsDragService.cpp
rename : widget/gtk2/nsDragService.h => widget/gtk/nsDragService.h
rename : widget/gtk2/nsFilePicker.cpp => widget/gtk/nsFilePicker.cpp
rename : widget/gtk2/nsFilePicker.h => widget/gtk/nsFilePicker.h
rename : widget/gtk2/nsGTKToolkit.h => widget/gtk/nsGTKToolkit.h
rename : widget/gtk2/nsGtkCursors.h => widget/gtk/nsGtkCursors.h
rename : widget/gtk2/nsGtkIMModule.cpp => widget/gtk/nsGtkIMModule.cpp
rename : widget/gtk2/nsGtkIMModule.h => widget/gtk/nsGtkIMModule.h
rename : widget/gtk2/nsGtkKeyUtils.cpp => widget/gtk/nsGtkKeyUtils.cpp
rename : widget/gtk2/nsGtkKeyUtils.h => widget/gtk/nsGtkKeyUtils.h
rename : widget/gtk2/nsGtkUtils.h => widget/gtk/nsGtkUtils.h
rename : widget/gtk2/nsIImageToPixbuf.h => widget/gtk/nsIImageToPixbuf.h
rename : widget/gtk2/nsIdleServiceGTK.cpp => widget/gtk/nsIdleServiceGTK.cpp
rename : widget/gtk2/nsIdleServiceGTK.h => widget/gtk/nsIdleServiceGTK.h
rename : widget/gtk2/nsImageToPixbuf.cpp => widget/gtk/nsImageToPixbuf.cpp
rename : widget/gtk2/nsImageToPixbuf.h => widget/gtk/nsImageToPixbuf.h
rename : widget/gtk2/nsLookAndFeel.cpp => widget/gtk/nsLookAndFeel.cpp
rename : widget/gtk2/nsLookAndFeel.h => widget/gtk/nsLookAndFeel.h
rename : widget/gtk2/nsNativeKeyBindings.cpp => widget/gtk/nsNativeKeyBindings.cpp
rename : widget/gtk2/nsNativeKeyBindings.h => widget/gtk/nsNativeKeyBindings.h
rename : widget/gtk2/nsNativeThemeGTK.cpp => widget/gtk/nsNativeThemeGTK.cpp
rename : widget/gtk2/nsNativeThemeGTK.h => widget/gtk/nsNativeThemeGTK.h
rename : widget/gtk2/nsPSPrinters.cpp => widget/gtk/nsPSPrinters.cpp
rename : widget/gtk2/nsPSPrinters.h => widget/gtk/nsPSPrinters.h
rename : widget/gtk2/nsPaperPS.cpp => widget/gtk/nsPaperPS.cpp
rename : widget/gtk2/nsPaperPS.h => widget/gtk/nsPaperPS.h
rename : widget/gtk2/nsPrintDialogGTK.cpp => widget/gtk/nsPrintDialogGTK.cpp
rename : widget/gtk2/nsPrintDialogGTK.h => widget/gtk/nsPrintDialogGTK.h
rename : widget/gtk2/nsPrintOptionsGTK.cpp => widget/gtk/nsPrintOptionsGTK.cpp
rename : widget/gtk2/nsPrintOptionsGTK.h => widget/gtk/nsPrintOptionsGTK.h
rename : widget/gtk2/nsPrintSettingsGTK.cpp => widget/gtk/nsPrintSettingsGTK.cpp
rename : widget/gtk2/nsPrintSettingsGTK.h => widget/gtk/nsPrintSettingsGTK.h
rename : widget/gtk2/nsScreenGtk.cpp => widget/gtk/nsScreenGtk.cpp
rename : widget/gtk2/nsScreenGtk.h => widget/gtk/nsScreenGtk.h
rename : widget/gtk2/nsScreenManagerGtk.cpp => widget/gtk/nsScreenManagerGtk.cpp
rename : widget/gtk2/nsScreenManagerGtk.h => widget/gtk/nsScreenManagerGtk.h
rename : widget/gtk2/nsSound.cpp => widget/gtk/nsSound.cpp
rename : widget/gtk2/nsSound.h => widget/gtk/nsSound.h
rename : widget/gtk2/nsToolkit.cpp => widget/gtk/nsToolkit.cpp
rename : widget/gtk2/nsWidgetFactory.cpp => widget/gtk/nsWidgetFactory.cpp
rename : widget/gtk2/nsWindow.cpp => widget/gtk/nsWindow.cpp
rename : widget/gtk2/nsWindow.h => widget/gtk/nsWindow.h
2013-09-23 09:21:57 -04:00

140 lines
3.9 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* vim:expandtab:shiftwidth=4:tabstop=4:
*/
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include <gtk/gtk.h>
#include "nsIdleServiceGTK.h"
#include "nsIServiceManager.h"
#include "nsDebug.h"
#include "prlink.h"
#include "prlog.h"
#ifdef PR_LOGGING
static PRLogModuleInfo* sIdleLog = nullptr;
#endif
typedef bool (*_XScreenSaverQueryExtension_fn)(Display* dpy, int* event_base,
int* error_base);
typedef XScreenSaverInfo* (*_XScreenSaverAllocInfo_fn)(void);
typedef void (*_XScreenSaverQueryInfo_fn)(Display* dpy, Drawable drw,
XScreenSaverInfo *info);
static bool sInitialized = false;
static _XScreenSaverQueryExtension_fn _XSSQueryExtension = nullptr;
static _XScreenSaverAllocInfo_fn _XSSAllocInfo = nullptr;
static _XScreenSaverQueryInfo_fn _XSSQueryInfo = nullptr;
NS_IMPL_ISUPPORTS_INHERITED0(nsIdleServiceGTK, nsIdleService)
static void Initialize()
{
// This will leak - See comments in ~nsIdleServiceGTK().
PRLibrary* xsslib = PR_LoadLibrary("libXss.so.1");
if (!xsslib) // ouch.
{
#ifdef PR_LOGGING
PR_LOG(sIdleLog, PR_LOG_WARNING, ("Failed to find libXss.so!\n"));
#endif
return;
}
_XSSQueryExtension = (_XScreenSaverQueryExtension_fn)
PR_FindFunctionSymbol(xsslib, "XScreenSaverQueryExtension");
_XSSAllocInfo = (_XScreenSaverAllocInfo_fn)
PR_FindFunctionSymbol(xsslib, "XScreenSaverAllocInfo");
_XSSQueryInfo = (_XScreenSaverQueryInfo_fn)
PR_FindFunctionSymbol(xsslib, "XScreenSaverQueryInfo");
#ifdef PR_LOGGING
if (!_XSSQueryExtension)
PR_LOG(sIdleLog, PR_LOG_WARNING, ("Failed to get XSSQueryExtension!\n"));
if (!_XSSAllocInfo)
PR_LOG(sIdleLog, PR_LOG_WARNING, ("Failed to get XSSAllocInfo!\n"));
if (!_XSSQueryInfo)
PR_LOG(sIdleLog, PR_LOG_WARNING, ("Failed to get XSSQueryInfo!\n"));
#endif
sInitialized = true;
}
nsIdleServiceGTK::nsIdleServiceGTK()
: mXssInfo(nullptr)
{
#ifdef PR_LOGGING
if (!sIdleLog)
sIdleLog = PR_NewLogModule("nsIIdleService");
#endif
Initialize();
}
nsIdleServiceGTK::~nsIdleServiceGTK()
{
if (mXssInfo)
XFree(mXssInfo);
// It is not safe to unload libXScrnSaver until each display is closed because
// the library registers callbacks through XESetCloseDisplay (Bug 397607).
// (Also the library and its functions are scoped for the file not the object.)
#if 0
if (xsslib) {
PR_UnloadLibrary(xsslib);
xsslib = nullptr;
}
#endif
}
bool
nsIdleServiceGTK::PollIdleTime(uint32_t *aIdleTime)
{
if (!sInitialized) {
// For some reason, we could not find xscreensaver.
return false;
}
// Ask xscreensaver about idle time:
*aIdleTime = 0;
// We might not have a display (cf. in xpcshell)
Display *dplay = GDK_DISPLAY_XDISPLAY(gdk_display_get_default());
if (!dplay) {
#ifdef PR_LOGGING
PR_LOG(sIdleLog, PR_LOG_WARNING, ("No display found!\n"));
#endif
return false;
}
if (!_XSSQueryExtension || !_XSSAllocInfo || !_XSSQueryInfo) {
return false;
}
int event_base, error_base;
if (_XSSQueryExtension(dplay, &event_base, &error_base))
{
if (!mXssInfo)
mXssInfo = _XSSAllocInfo();
if (!mXssInfo)
return false;
_XSSQueryInfo(dplay, GDK_ROOT_WINDOW(), mXssInfo);
*aIdleTime = mXssInfo->idle;
return true;
}
// If we get here, we couldn't get to XScreenSaver:
#ifdef PR_LOGGING
PR_LOG(sIdleLog, PR_LOG_WARNING, ("XSSQueryExtension returned false!\n"));
#endif
return false;
}
bool
nsIdleServiceGTK::UsePollMode()
{
return sInitialized;
}