summaryrefslogtreecommitdiffstats
path: root/kdesktop/lock/lockprocess.h
blob: e99034c711fd29f1fccecc02a3a772bbd1e99a4e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
//===========================================================================
//
// This file is part of the KDE project
//
// Copyright (c) 1999 Martin R. Jones <mjones@kde.org>
// Copyright (c) 2003 Oswald Buddenhagen <ossi@kde.org>
//

#ifndef __LOCKENG_H__
#define __LOCKENG_H__

#include <kgreeterplugin.h>

#include <kprocess.h>
#include <kpixmap.h>

#include <qwidget.h>
#include <qtimer.h>
#include <qvaluestack.h>
#include <qmessagebox.h>
#include <qpixmap.h>

#include <X11/Xlib.h>

class KLibrary;

struct GreeterPluginHandle {
    KLibrary *library;
    kgreeterplugin_info *info;
};

#define FIFO_DIR "/tmp/ksocket-global"
#define FIFO_FILE "/tmp/ksocket-global/kdesktoplockcontrol"
#define FIFO_FILE_OUT "/tmp/ksocket-global/kdesktoplockcontrol_out"
#define PIPE_CHECK_INTERVAL 50

//===========================================================================
//
// Screen saver handling process.  Handles screensaver window,
// starting screensaver hacks, and password entry.
//
class LockProcess
    : public QWidget
{
    Q_OBJECT
public:
    LockProcess(bool child_saver = false, bool useBlankOnly = false);
    ~LockProcess();

    bool lock();

    bool defaultSave();

    bool dontLock();

    void setChildren(QValueList<int> children) { child_sockets = children; }
    void setParent(int fd) { mParent = fd; }

    void msgBox( QMessageBox::Icon type, const QString &txt );
    int execDialog( QDialog* dlg );

public slots:
    void quitSaver();
    void preparePopup();
    void cleanupPopup();
    void checkPipe();
    void desktopResized();
    void doDesktopResizeFinish();
    void doFunctionKeyBroadcast();

protected:
    virtual bool x11Event(XEvent *);
    virtual void timerEvent(QTimerEvent *);

private slots:
    void hackExited(KProcess *);
    void signalPipeSignal();
    bool startLock();
    void suspend();
    void checkDPMSActive();
    void slotDeadTimePassed();

private:
    void configure();
    void readSaver();
    void createSaverWindow();
    void hideSaverWindow();
    void saveVRoot();
    void setVRoot(Window win, Window rw);
    void removeVRoot(Window win);
    bool grabKeyboard();
    bool grabMouse();
    bool grabInput();
    void ungrabInput();
    void cantLock(const QString &reason);
    bool startSaver();
    void stopSaver();
    bool startHack();
    void stopHack();
    void setupSignals();
    void setupPipe();
    bool checkPass();
    void stayOnTop();
    void lockXF86();
    void unlockXF86();
    void resume( bool force );
    static QVariant getConf(void *ctx, const char *key, const QVariant &dflt);

    bool        mLocked;
    int         mLockGrace;
    int         mPriority;
    bool        mBusy;
    KProcess    mHackProc;
    int         mRootWidth;
    int         mRootHeight;
    QString     mSaverExec;
    QString     mSaver;
    bool        mOpenGLVisual;
    bool        child_saver;
    QValueList<int> child_sockets;
    int         mParent;
    bool        mUseBlankOnly;
    bool        mSuspended;
    QTimer      mSuspendTimer;
    bool        mVisibility;
    bool        mDPMSDepend;
    QTimer      mCheckDPMS;
    QValueStack< QWidget* > mDialogs;
    bool        mRestoreXF86Lock;
    bool        mForbidden;
    QStringList mPlugins, mPluginOptions;
    QString     mMethod;
    GreeterPluginHandle greetPlugin;
    QPixmap     mSavedScreen;
    int         mAutoLogoutTimerId;
    int         mAutoLogoutTimeout;
    bool        mAutoLogout;
    bool        mInfoMessageDisplayed;
    QDialog     *currentDialog;
    bool        mDialogControlLock;
    bool        mForceReject;

    bool        mPipeOpen;
    int         mPipe_fd;
    bool        mPipeOpen_out;
    int         mPipe_fd_out;

    QTimer      *resizeTimer;
    unsigned int  mkeyCode;
};

#endif