Sergei Reznikov
6189b5a12f
Yet another screensaver password hack prevented. Yet another attempt to close #9196 is made. Signed-off-by: Siarzhuk Zharski <[email protected]>
144 lines
3.0 KiB
C++
144 lines
3.0 KiB
C++
/*
|
|
* Copyright 2003-2009, Haiku.
|
|
* Distributed under the terms of the MIT License.
|
|
*
|
|
* Authors:
|
|
* Michael Phipps
|
|
* Jérôme Duval, [email protected]
|
|
* Ryan Leavengood, [email protected]
|
|
*/
|
|
|
|
|
|
#include "ScreenBlanker.h"
|
|
#include "ScreenSaverWindow.h"
|
|
|
|
#include <Application.h>
|
|
#include <View.h>
|
|
|
|
#include <WindowPrivate.h>
|
|
|
|
#include <syslog.h>
|
|
|
|
|
|
/* This message filter is what will close the screensaver upon user activity. */
|
|
filter_result
|
|
ScreenSaverFilter::Filter(BMessage* message, BHandler** target)
|
|
{
|
|
// This guard is used to avoid sending multiple B_QUIT_REQUESTED messages
|
|
if (fEnabled) {
|
|
switch (message->what) {
|
|
case B_KEY_DOWN:
|
|
{
|
|
// we ignore the Print-Screen key to make screen shots of
|
|
// screen savers possible
|
|
int32 key;
|
|
if (message->FindInt32("key", &key) == B_OK && key == 0xe)
|
|
return B_DISPATCH_MESSAGE;
|
|
|
|
// Fall through
|
|
}
|
|
case B_MOUSE_MOVED:
|
|
{
|
|
// ignore the initial B_MOUSE_MOVED sent by the app_server
|
|
bool transitOnly = false;
|
|
if (message->FindBool("be:transit_only", &transitOnly) == B_OK
|
|
&& transitOnly)
|
|
return B_DISPATCH_MESSAGE;
|
|
|
|
// Fall through
|
|
}
|
|
case B_MODIFIERS_CHANGED:
|
|
case B_UNMAPPED_KEY_DOWN:
|
|
case B_MOUSE_DOWN:
|
|
fEnabled = false;
|
|
be_app->PostMessage(B_QUIT_REQUESTED);
|
|
break;
|
|
}
|
|
} else if (message->what == B_KEY_DOWN) {
|
|
// Handle the escape key when the password window is showing
|
|
const char *string = NULL;
|
|
if (message->FindString("bytes", &string) == B_OK && string[0] == B_ESCAPE)
|
|
be_app->PostMessage(kMsgResumeSaver);
|
|
}
|
|
|
|
return B_DISPATCH_MESSAGE;
|
|
}
|
|
|
|
|
|
void
|
|
ScreenSaverFilter::SetEnabled(bool enabled)
|
|
{
|
|
fEnabled = enabled;
|
|
}
|
|
|
|
|
|
/*!
|
|
This is the BDirectWindow subclass that rendering occurs in.
|
|
A view is added to it so that BView based screensavers will work.
|
|
*/
|
|
ScreenSaverWindow::ScreenSaverWindow(BRect frame)
|
|
: BDirectWindow(frame, "ScreenSaver Window",
|
|
B_NO_BORDER_WINDOW_LOOK, kWindowScreenFeel,
|
|
B_NOT_RESIZABLE | B_NOT_MOVABLE | B_NOT_MINIMIZABLE
|
|
| B_NOT_ZOOMABLE | B_NOT_CLOSABLE, B_ALL_WORKSPACES),
|
|
fSaver(NULL)
|
|
{
|
|
frame.OffsetTo(0, 0);
|
|
fTopView = new BView(frame, "ScreenSaver View", B_FOLLOW_ALL, B_WILL_DRAW);
|
|
fTopView->SetViewColor(B_TRANSPARENT_COLOR);
|
|
|
|
fFilter = new ScreenSaverFilter();
|
|
fTopView->AddFilter(fFilter);
|
|
|
|
AddChild(fTopView);
|
|
|
|
// Ensure that this view receives keyboard input
|
|
fTopView->MakeFocus(true);
|
|
fTopView->SetEventMask(B_KEYBOARD_EVENTS, 0);
|
|
}
|
|
|
|
|
|
ScreenSaverWindow::~ScreenSaverWindow()
|
|
{
|
|
Hide();
|
|
}
|
|
|
|
|
|
void
|
|
ScreenSaverWindow::SetSaver(BScreenSaver *saver)
|
|
{
|
|
fSaver = saver;
|
|
}
|
|
|
|
|
|
void
|
|
ScreenSaverWindow::MessageReceived(BMessage *message)
|
|
{
|
|
switch (message->what) {
|
|
case kMsgEnableFilter:
|
|
fFilter->SetEnabled(true);
|
|
break;
|
|
|
|
default:
|
|
BWindow::MessageReceived(message);
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
bool
|
|
ScreenSaverWindow::QuitRequested()
|
|
{
|
|
be_app->PostMessage(B_QUIT_REQUESTED);
|
|
return true;
|
|
}
|
|
|
|
|
|
void
|
|
ScreenSaverWindow::DirectConnected(direct_buffer_info *info)
|
|
{
|
|
if (fSaver)
|
|
fSaver->DirectConnected(info);
|
|
}
|
|
|