summaryrefslogtreecommitdiffstats
path: root/kghostview/kgv_view.h
blob: ee863731bbe807ace56827488e037ef648fdee60 (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
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
/**
 * Copyright (C) 2000-2002 the KGhostView authors. See file AUTHORS.
 *
 * 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; either version 2 of the License, or
 * (at your option) any later version.
 *
 * 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 for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */

#ifndef __KGV_VIEW_H
#define __KGV_VIEW_H

#include <tqcstring.h> // TQByteArray
#include <tqfile.h>

#include <tdeio/job.h>
#include <tdeparts/browserextension.h>
#include <krun.h>

#include "displayoptions.h"

class TQFrame;
class TQWidget;

class TDEAboutData;
class TDEAction;
class TDEActionCollection;
class KDirWatch;
class TDEInstance;
class TDEPopupMenu;
class TDESelectAction;
class TDEToggleAction;

class KGVBrowserExtension;
class KGVConfigDialog;
class KGVDocument;
class KGVMiniWidget;
class KGVPageView;
class KGVPageDecorator;
class KGVRun;
class KPSWidget;
class LogWindow;
class MarkList;
class ScrollBox;

class KGVPart: public KParts::ReadOnlyPart
{
  Q_OBJECT
  
public:
    KGVPart( TQWidget* parentWidget, const char* widgetName,
             TQObject* parent, const char* name,
             const TQStringList& args = TQStringList() );

    virtual ~KGVPart();

    KGVMiniWidget*    miniWidget()    const { return _docManager;    }
    MarkList*         markList()      const { return _markList;      }
    ScrollBox*        scrollBox()           { return _scrollBox;     }
    KGVPageView*      pageView()      const { return _pageView;      }
    KGVPageDecorator* pageDecorator() const { return _pageDecorator; }
    KGVDocument*      document()      const { return _document;      }


    /**
     * Reimplemented from ReadOnlyPart in order to delete the file from
     * KDirWatch's list.
     */
    virtual bool closeURL();

    KDE_EXPORT static TDEAboutData* createAboutData();

public slots:
    /**
     * Reimplemented from ReadOnlyPart so that incoming data can be sent
     * through the DSC parser immediately on arrival.
     */
    virtual bool openURL( const KURL& );
    virtual void openURLContinue();

    /**
     * Reloads the current file.
     * No action if no file is loaded
     */
    void reloadFile();

    void updateFullScreen( bool );

    void showPopup( int, int, const TQPoint &pos );

    void slotScrollLeft();
    void slotScrollRight();
    void slotScrollUp();
    void slotScrollDown();
    void slotReadDown();
    void slotFlicker();
    void slotReadUp();
    void slotPrevPage();
    void slotNextPage();
    void slotGotoStart();
    void slotGotoEnd();

    void slotFitToPage();
    void slotFitToScreen();
    void slotDoFitToScreen();

    void showScrollBars( bool );
    void slotCancelWatch();
    void showMarkList( bool );
    void showPageLabels( bool );

    void slotZoomIn();
    void slotZoomOut();

    void slotZoom( const TQString& );

    void slotConfigure();
    void slotConfigurationChanged();

    /**
     * Sets the display options in a sticky way.
     * This means that the file being opened or the next one to be open will
     * get these options. This is useful for session management or commandline
     * arguments
     */
    void setDisplayOptions( const DisplayOptions& opts );

protected slots:
    void slotData( TDEIO::Job*, const TQByteArray& );
    void slotJobFinished( TDEIO::Job* );

    void slotMimetypeFinished( const TQString& );
    void slotMimetypeError();

    void slotFileDirty( const TQString& );
    void slotDoFileDirty();

    void slotOrientation (int);
    void slotMedia (int);
    void slotNewPage( int );
    void slotPageMoved( int, int );
    void slotWatchFile();

    void slotOpenFileCompleted();

protected:
    virtual void guiActivateEvent( KParts::GUIActivateEvent* );

    // reimplemented from ReadOnlyPart
    virtual bool openFile();

    void updatePageDepActions();
    void updateZoomActions();
    void updateReadUpDownActions();

    void readSettings();
    void writeSettings();

private slots:
    void slotGhostscriptOutput( char* data, int len );
    void slotGhostscriptError( const TQString& );

private:
    KGVBrowserExtension* _extension;

    KGVDocument* _document;

    TQWidget*	      _mainWidget;
    KGVPageView*      _pageView;
    KGVPageDecorator* _pageDecorator;
    KPSWidget*        _psWidget;
    ScrollBox*	      _scrollBox;
    TQFrame*	      _divider;
    MarkList*	      _markList;
    KGVMiniWidget*    _docManager;

    LogWindow*       _logWindow;

    TQTimer*		_fitTimer;

    TDESelectAction* _selectOrientation;
    TDESelectAction* _selectMedia;
    TDEAction*       _zoomIn;
    TDEAction*       _zoomOut;
    TDESelectAction* _zoomTo;
    TDEAction *      _fitWidth;
    TDEAction *      _fitScreen;
    TDEAction*       _prevPage;
    TDEAction*       _nextPage;
    TDEAction*       _firstPage;
    TDEAction*       _lastPage;
    TDEAction*       _readUp;
    TDEAction*       _readDown;
    TDEAction*       _gotoPage;
    TDEToggleAction* _showScrollBars;
    TDEToggleAction* _watchFile;
    TDEToggleAction* _flick;
    TDEToggleAction* _showPageList;
    TDEToggleAction* _showPageLabels;
    TDEPopupMenu*    _popup;

    TQFile             _tmpFile;
    TDEIO::TransferJob* _job;
    KDirWatch*        _fileWatcher;
    KGVRun*           _mimetypeScanner;
    TQTimer*           _dirtyHandler;

    TQString _mimetype;

    bool _isGuiInitialized : 1;
    bool _isFileDirty      : 1;
    bool _showLogWindow    : 1;
    bool _stickyOptions    : 1;
    bool _embeddedInKGhostView : 1;

    int _customZoomIndex;

    DisplayOptions _options;
};


class KGVBrowserExtension : public KParts::BrowserExtension
{
  Q_OBJECT
  
    friend class KGVPart; // emits our signals
public:
    KGVBrowserExtension( KGVPart* parent );
    virtual ~KGVBrowserExtension() {}

public slots:
    // Automatically detected by konqueror
    void print();
};

class KGVRun : public KRun
{
    Q_OBJECT
  

public:
    KGVRun( const KURL& url, mode_t mode = 0,
            bool isLocalFile = false, bool showProgressInfo = true );

    virtual ~KGVRun();

signals:
    void finished( const TQString& mimetype );

protected:
    void foundMimeType( const TQString& mimetype );

protected slots:
    void emitFinishedWithMimetype() { emit finished( _mimetype ); }

private:
    TQString _mimetype;
};

#endif

// vim:sw=4:sts=4:ts=8:sta:tw=78:noet