/usr/include/klfapp/klfmainwin.h is in libklatexformula3-dev 3.2.4-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 | /***************************************************************************
* file klfmainwin.h
* This file is part of the KLatexFormula Project.
* Copyright (C) 2011 by Philippe Faist
* philippe.faist at bluewin.ch
* *
* 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., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
/* $Id: klfmainwin.h 603 2011-02-26 23:14:55Z phfaist $ */
#ifndef KLFMAINWIN_H
#define KLFMAINWIN_H
#include <stdio.h>
#include <QObject>
#include <QList>
#include <QFont>
#include <QCheckBox>
#include <QMenu>
#include <QTextEdit>
#include <QWidget>
#include <QMimeData>
#include <QThread>
#include <QMutex>
#include <QWaitCondition>
#include <QDialog>
#include <klfbackend.h>
#include <klflib.h>
#include <klfconfig.h>
#include <klflatexsymbols.h>
class KLFLibBrowser;
class KLFStyleManager;
class KLFSettings;
class KLFLatexSyntaxHighlighter;
class KLFLatexEdit;
namespace Ui {
class KLFProgErr;
class KLFMainWin;
}
class KLFMainWin;
class KLF_EXPORT KLFProgErr : public QDialog
{
Q_OBJECT
public:
KLFProgErr(QWidget *parent, QString errtext);
virtual ~KLFProgErr();
static void showError(QWidget *parent, QString text);
private:
Ui::KLFProgErr *u;
};
/** A helper interface class to implement more export formats to save output (to file).
*/
class KLFAbstractOutputSaver
{
public:
KLFAbstractOutputSaver() { }
virtual ~KLFAbstractOutputSaver() { }
/** Returns a list of mime-types of supported file formats */
virtual QStringList supportedMimeFormats() = 0;
/** Returns the human-readable, (possibly translated,) label to display in save dialog that
* the user can select to save in this format.
*
* \param key is a mime-type returned by \ref supportedMimeFormats().
*/
virtual QString formatTitle(const QString& key) = 0;
/** Returns the file pattern(s) that the files of this format (normally) match.
* syntax is simple pattern eg. \c "*.png".
*
* The patterns are joined to spaces to form a filter that is given to QFileDialog.
*/
virtual QStringList formatFilePatterns(const QString& key) = 0;
/** Actually save to the file \c fileName, using the format \c key.
*
* The subclass is responsible for notifying the user of possible errors that have occurred.
*
* Overwrite confirmation has already been required (if applicable).
*/
virtual bool saveToFile(const QString& key, const QString& fileName, const KLFBackend::klfOutput& output) = 0;
};
/** A helper interface class to open old PNG files, library files or abstract data, to fill in
* the main window controls (latex and style), or possibly open a resource into library.
*
* Instances of subclasses will be invoked when:
* - a file is given on command-line, see \ref canOpenFile() and \ref openFile()
* - data is pasted or dropped in editor, see \ref supportedMimeTypes(), \ref canOpenData() and
* \ref openData()
*
*/
class KLF_EXPORT KLFAbstractDataOpener
{
public:
KLFAbstractDataOpener(KLFMainWin *mainwin) : mMainWin(mainwin) { }
virtual ~KLFAbstractDataOpener() { }
/** Returns a list of mime-types we can handle */
virtual QStringList supportedMimeTypes() = 0;
/** Is supposed to peek into \c file to try to recognize if its format is one which we can open.
* The implementation of this function may also rely on the file name's extension.
*
* If the file is recognized as one this opener can open, then return TRUE, otherwise return FALSE.
*/
virtual bool canOpenFile(const QString& file) = 0;
/** Is supposed to peek into \c data to try to recognize if its format is one which we can open.
* No indication is given as to which format \c data is in. If the \c data is recognized as
* a format this opener can open, return TRUE, otherwise, return FALSE. */
virtual bool canOpenData(const QByteArray& data) = 0;
/** Actually open the file. You may use the mainWin() to perform something useful.
*
* Note: this function will be called for every file the main window tries to open. Do NOT assume
* that the file given here is a file that passed the canOpenFile() function test. (Reason:
* calling both canOpenFile() and openFile() may result into resources being loaded twice, which
* is not optimal).
*
* This function should return FALSE if it is not capable of loading the given \c file.
*/
virtual bool openFile(const QString& file) = 0;
/** Actually open the data. You may use the mainWin() to perform something useful.
*
* \c mimetype is the mime-type of the data.
*
* Note: the \c mimetype can be empty, in which case the opener should make no assumption
* whatsoever as to the data's format, and try to parse data, and return FALSE if it
* is not capable of loading the given data. In particular, it should not be assumed
* that canOpenData() has already been called and returned true on this data.
*
* This function should return FALSE if it is not capable of loading the given \c data.
*/
virtual bool openData(const QByteArray& data, const QString& mimetype) = 0;
protected:
/** Get a pointer to the main window passed to the constructor. */
KLFMainWin * mainWin() { return mMainWin; }
private:
KLFMainWin *mMainWin;
};
/**
* A helper that runs in a different thread that generates previews in real-time as user types text,
* without blocking the GUI.
*/
class KLF_EXPORT KLFPreviewBuilderThread : public QThread
{
Q_OBJECT
public:
KLFPreviewBuilderThread(QObject *parent, KLFBackend::klfInput input, KLFBackend::klfSettings settings,
int labelwidth, int labelheight);
virtual ~KLFPreviewBuilderThread();
void run();
signals:
void previewAvailable(const QImage& preview, bool latexerror);
public slots:
bool inputChanged(const KLFBackend::klfInput& input);
void settingsChanged(const KLFBackend::klfSettings& settings, int labelwidth, int labelheight);
protected:
KLFBackend::klfInput _input;
KLFBackend::klfSettings _settings;
int _lwidth, _lheight;
QMutex _mutex;
QWaitCondition _condnewinfoavail;
bool _hasnewinfo;
bool _abort;
};
class KLFAboutDialog;
class KLFWhatsNewDialog;
class KLFMainWinPopup;
/**
* KLatexFormula Main Window
* \author Philippe Faist <philippe.faist@bluewin.ch>
*/
class KLF_EXPORT KLFMainWin : public QWidget
{
Q_OBJECT
Q_PROPERTY(QString widgetStyle READ widgetStyle WRITE setWidgetStyle)
public:
KLFMainWin();
virtual ~KLFMainWin();
/** called by main.cpp right after show(), just before entering into event loop. */
void startupFinished();
bool eventFilter(QObject *obj, QEvent *event);
KLFStyle currentStyle() const;
KLFBackend::klfSettings backendSettings() const { return _settings; }
virtual QFont txtLatexFont() const;
virtual QFont txtPreambleFont() const;
KLFBackend::klfSettings currentSettings() const { return _settings; }
void applySettings(const KLFBackend::klfSettings& s);
KLFBackend::klfOutput currentKLFBackendOutput() const { return _output; }
enum altersetting_which { altersetting_LBorderOffset = 100,
altersetting_TBorderOffset,
altersetting_RBorderOffset,
altersetting_BBorderOffset,
altersetting_TempDir,
altersetting_Latex,
altersetting_Dvips,
altersetting_Gs,
altersetting_Epstopdf,
altersetting_OutlineFonts //!< bool given as an int value
};
/** This function allows to temporarily modify a given setting with a new value. KLatexFormula
* will NOT remember the new setting in later executions.
*
* Used eg. for command-line mode.
*
* Note you have to use the correct function for each setting, if the setting requires an int
* use this function, if it requires a string use alterSetting(altersetting_which, QString).
*/
void alterSetting(altersetting_which, int ivalue);
/** See alterSetting(altersetting_which, int) */
void alterSetting(altersetting_which, QString svalue);
KLFLibBrowser * libBrowserWidget() { return mLibBrowser; }
KLFLatexSymbols * latexSymbolsWidget() { return mLatexSymbols; }
KLFStyleManager * styleManagerWidget() { return mStyleManager; }
KLFSettings * settingsDialog() { return mSettingsDialog; }
QMenu * styleMenu() { return mStyleMenu; }
KLFLatexEdit *latexEdit();
KLFLatexSyntaxHighlighter * syntaxHighlighter();
KLFLatexSyntaxHighlighter * preambleSyntaxHighlighter();
KLFConfig * klfConfig() { return & klfconfig; }
QHash<QWidget*,bool> currentWindowShownStatus(bool mainWindowToo = false);
QHash<QWidget*,bool> prepareAllWindowShownStatus(bool visibleStatus, bool mainWindowToo = false);
QString widgetStyle() const { return _widgetstyle; }
void registerHelpLinkAction(const QString& path, QObject *object, const char * member, bool wantUrlParam);
void registerOutputSaver(KLFAbstractOutputSaver *outputsaver);
void unregisterOutputSaver(KLFAbstractOutputSaver *outputsaver);
void registerDataOpener(KLFAbstractDataOpener *dataopener);
void unregisterDataOpener(KLFAbstractDataOpener *dataopener);
bool canOpenFile(const QString& fileName);
bool canOpenData(const QByteArray& data);
bool canOpenData(const QMimeData *mimeData);
signals:
void evaluateFinished(const KLFBackend::klfOutput& output);
// dialogs (e.g. stylemanager) should connect to this in case styles change unexpectedly
void stylesChanged();
void applicationLocaleChanged(const QString& newLocale);
public slots:
void slotEvaluate();
void slotClear() { slotClearLatex(); }
void slotClearLatex();
void slotClearAll();
void slotLibrary(bool showlib);
void slotLibraryButtonRefreshState(bool on);
void slotSymbols(bool showsymbs = true);
void slotSymbolsButtonRefreshState(bool on);
void slotExpandOrShrink();
void slotExpand(bool expanded = true);
void slotSetLatex(const QString& latex);
void slotSetMathMode(const QString& mathmode);
void slotSetPreamble(const QString& preamble);
/** If \c line is already in the preamble, then does nothing. Otherwise appends
* \c line to the preamble text. */
void slotEnsurePreambleCmd(const QString& line);
void slotSetDPI(int DPI);
void slotSetFgColor(const QColor& fgcolor);
void slotSetFgColor(const QString& fgcolor);
void slotSetBgColor(const QColor& bgcolor);
void slotSetBgColor(const QString& bgcolor);
// will actually save only if output non empty.
void slotEvaluateAndSave(const QString& output, const QString& format);
bool openFile(const QString& file);
bool openFiles(const QStringList& fileList);
bool openData(const QMimeData *mimeData, bool *openerFound = NULL);
bool openData(const QByteArray& data);
bool openLibFiles(const QStringList& files, bool showLibrary = true);
bool openLibFile(const QString& file, bool showLibrary = true);
void setApplicationLocale(const QString& locale);
void retranslateUi(bool alsoBaseUi = true);
bool loadDefaultStyle();
bool loadNamedStyle(const QString& sty);
void slotDrag();
void slotCopy();
void slotSave(const QString& suggestedFname = QString::null);
void slotSetExportProfile(const QString& exportProfile);
void slotActivateEditor();
void slotActivateEditorSelectAll();
void slotShowBigPreview();
void slotPresetDPISender();
void slotLoadStyle(int stylenum);
void slotLoadStyle(const KLFStyle& style);
void slotSaveStyle();
void slotStyleManager();
void slotSettings();
void refreshWindowSizes();
void refreshShowCorrectClearButton();
void refreshStylePopupMenus();
void loadStyles();
void loadLibrary(); // load library stuff
void loadLibrarySavedState();
void saveStyles();
void restoreFromLibrary(const KLFLibEntry& entry, uint restoreflags);
void insertSymbol(const KLFLatexSymbol& symbol);
/** Inserts a delimiter \c delim, and brings the cursor \c charsBack characters
* back. Eg. you can insert \c "\mathrm{}" and bring the cursor 1 space back. */
void insertDelimiter(const QString& delim, int charsBack = 1);
void saveSettings();
void saveLibraryState();
void loadSettings();
void addWhatsNewText(const QString& htmlSnipplet);
void showAbout();
void showWhatsNew();
void showSettingsHelpLinkAction(const QUrl& link);
void helpLinkAction(const QUrl& link);
void setWidgetStyle(const QString& qtstyle);
void setTxtLatexFont(const QFont& f);
void setTxtPreambleFont(const QFont& f);
void showRealTimePreview(const QImage& preview, bool latexerror);
void updatePreviewBuilderThreadInput();
void displayError(const QString& errormsg);
void setWindowShownStatus(const QHash<QWidget*,bool>& windowshownflags);
void refreshAllWindowStyleSheets();
void setQuitOnClose(bool quitOnClose);
void quit();
private slots:
// private : only as slot to an action containing the style # as user data
void slotLoadStyleAct();
void slotOpenHistoryLibraryResource();
void slotNewSymbolTyped(const QString& symbol);
void slotPopupClose();
void slotPopupAction(const QUrl& helpLinkUrl);
void slotPopupAcceptAll();
void slotEditorContextMenuInsertActions(const QPoint& pos, QList<QAction*> *actionList);
void slotInsertMissingPackagesFromActionSender();
protected:
Ui::KLFMainWin *u;
KLFLibBrowser *mLibBrowser;
KLFLatexSymbols *mLatexSymbols;
KLFStyleManager *mStyleManager;
KLFSettings *mSettingsDialog;
KLFAboutDialog *mAboutDialog;
KLFWhatsNewDialog *mWhatsNewDialog;
KLFMainWinPopup *mPopup;
/** \internal */
struct HelpLinkAction {
HelpLinkAction(const QString& p, QObject *obj, const char *func, bool param)
: path(p), reciever(obj), memberFunc(func), wantParam(param) { }
QString path;
QObject *reciever;
QByteArray memberFunc;
bool wantParam;
};
QList<HelpLinkAction> mHelpLinkActions;
KLFLibResourceEngine *mHistoryLibResource;
KLFStyleList _styles;
bool try_load_style_list(const QString& fileName);
QMenu *mStyleMenu;
bool _loadedlibrary;
bool _firstshow;
KLFBackend::klfSettings _settings; // settings we pass to KLFBackend
bool _settings_altered;
KLFBackend::klfOutput _output; // output from KLFBackend
// KLFBackend::klfInput _lastrun_input; // input that generated _output (now _output.input)
/** If TRUE, then the output contained in _output is up-to-date, meaning that we favor displaying
* _output.result instead of the image given by mPreviewBuilderThread. */
bool _evaloutput_uptodate;
/** The Thread that will create real-time previews of formulas. */
KLFPreviewBuilderThread *mPreviewBuilderThread;
QLabel *mExportMsgLabel;
void showExportMsgLabel(const QString& msg, int timeout = 3000);
int pExportMsgLabelTimerId;
/** Returns the input corresponding to the current GUI state. If \c isFinal is TRUE, then
* the input data may be "remembered" as used (the exact effect depends on the setting), eg.
* math mode is memorized into combo box choices. Typically \c isFinal is TRUE when called
* from slotEvaluate() and FALSE when called to update the preview builder thread. */
KLFBackend::klfInput collectInput(bool isFinal);
QList<QAction*> pExportProfileQuickMenuActionList;
QSize _shrinkedsize;
QSize _expandedsize;
bool event(QEvent *e);
#ifdef Q_WS_X11
bool x11Event(XEvent *event);
#endif
void childEvent(QChildEvent *e);
void closeEvent(QCloseEvent *e);
void hideEvent(QHideEvent *e);
void showEvent(QShowEvent *e);
void timerEvent(QTimerEvent *e);
bool _ignore_close_event;
QList<QWidget*> pWindowList;
/** "last" window status flags are used in eventFilter() to detect individual dialog
* geometries resetting */
QHash<QWidget*,bool> pLastWindowShownStatus;
QHash<QWidget*,QRect> pLastWindowGeometries;
/** "saved" window status flags are used in hideEvent() to save the individual dialog visible
* states, as the "last" status flags will be overridden by all the windows hiding. */
QHash<QWidget*,bool> pSavedWindowShownStatus;
// QHash<QWidget*, bool> _lastwindowshownstatus;
// QHash<QWidget*, QRect> _lastwindowgeometries;
// QHash<QWidget*, bool> _savedwindowshownstatus;
QString _widgetstyle;
void getMissingCmdsFor(const QString& symbol, QStringList * missingCmds, QString *guiText,
bool wantHtmlText = true);
QList<KLFAbstractOutputSaver*> pOutputSavers;
QList<KLFAbstractDataOpener*> pDataOpeners;
};
#endif
|