summaryrefslogtreecommitdiffstats
path: root/src/tools/uic/uic.cpp
blob: 347efb104205a1a0d6744a0831adbebbb723d5d8 (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
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
/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the tools applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include "uic.h"
#include "ui4.h"
#include "driver.h"
#include "option.h"
#include "treewalker.h"
#include "validator.h"

#ifdef QT_UIC_CPP_GENERATOR
#include "cppwriteincludes.h"
#include "cppwritedeclaration.h"
#endif

#ifdef QT_UIC_JAVA_GENERATOR
#include "javawriteincludes.h"
#include "javawritedeclaration.h"
#endif

#include <QtCore/QXmlStreamReader>
#include <QtCore/QFileInfo>
#include <QtCore/QRegExp>
#include <QtCore/QTextStream>
#include <QtCore/QDateTime>

QT_BEGIN_NAMESPACE

Uic::Uic(Driver *d)
     : drv(d),
       out(d->output()),
       opt(d->option()),
       info(d),
       externalPix(true)
{
}

Uic::~Uic()
{
}

bool Uic::printDependencies()
{
    QString fileName = opt.inputFile;

    QFile f;
    if (fileName.isEmpty())
        f.open(stdin, QIODevice::ReadOnly);
    else {
        f.setFileName(fileName);
        if (!f.open(QIODevice::ReadOnly))
            return false;
    }

    DomUI *ui = 0;
    {
        QXmlStreamReader reader;
        reader.setDevice(&f);
        ui = parseUiFile(reader);
        if (!ui)
            return false;
    }

    if (DomIncludes *includes = ui->elementIncludes()) {
        foreach (DomInclude *incl, includes->elementInclude()) {
            QString file = incl->text();
            if (file.isEmpty())
                continue;

            fprintf(stdout, "%s\n", file.toLocal8Bit().constData());
        }
    }

    if (DomCustomWidgets *customWidgets = ui->elementCustomWidgets()) {
        foreach (DomCustomWidget *customWidget, customWidgets->elementCustomWidget()) {
            if (DomHeader *header = customWidget->elementHeader()) {
                QString file = header->text();
                if (file.isEmpty())
                    continue;

                fprintf(stdout, "%s\n", file.toLocal8Bit().constData());
            }
        }
    }

    delete ui;

    return true;
}

void Uic::writeCopyrightHeader(DomUI *ui)
{
    QString comment = ui->elementComment();
    if (comment.size())
        out << "/*\n" << comment << "\n*/\n\n";

        out << "/********************************************************************************\n";
        out << "** Form generated from reading UI file '" << QFileInfo(opt.inputFile).fileName() << "'\n";
        out << "**\n";
        out << "** Created: " << QDateTime::currentDateTime().toString() << "\n";
        out << "**      " << QString::fromLatin1("by: Qt User Interface Compiler version %1\n").arg(QLatin1String(QT_VERSION_STR));
        out << "**\n";
        out << "** WARNING! All changes made in this file will be lost when recompiling UI file!\n";
        out << "********************************************************************************/\n\n";
}

// Check the version with a stream reader at the <ui> element.

static double versionFromUiAttribute(QXmlStreamReader &reader)
{
    const QXmlStreamAttributes attributes = reader.attributes();
    const QString versionAttribute = QLatin1String("version");
    if (!attributes.hasAttribute(versionAttribute))
        return 4.0;
    const QString version = attributes.value(versionAttribute).toString();
    return version.toDouble();
}

DomUI *Uic::parseUiFile(QXmlStreamReader &reader)
{
    DomUI *ui = 0;

    const QString uiElement = QLatin1String("ui");
    while (!reader.atEnd()) {
        if (reader.readNext() == QXmlStreamReader::StartElement) {
            if (reader.name().compare(uiElement, Qt::CaseInsensitive) == 0
                && !ui) {
                const double version = versionFromUiAttribute(reader);
                if (version < 4.0) {
                    const QString msg = QString::fromLatin1("uic: File generated with too old version of Qt Designer (%1)").arg(version);
                    fprintf(stderr, "%s\n", qPrintable(msg));
                    return 0;
                }

                ui = new DomUI();
                ui->read(reader);
            } else {
                reader.raiseError(QLatin1String("Unexpected element ") + reader.name().toString());
            }
        }
    }
    if (reader.hasError()) {
        delete ui;
        ui = 0;
        fprintf(stderr, "%s\n", qPrintable(QString::fromLatin1("uic: Error in line %1, column %2 : %3")
                                    .arg(reader.lineNumber()).arg(reader.columnNumber())
                                    .arg(reader.errorString())));
    }

    return ui;
}

bool Uic::write(QIODevice *in)
{
    if (option().generator == Option::JavaGenerator) {
         // the Java generator ignores header protection
        opt.headerProtection = false;
    }

    DomUI *ui = 0;
    {
        QXmlStreamReader reader;
        reader.setDevice(in);
        ui = parseUiFile(reader);

        if (!ui)
            return false;
    }

    double version = ui->attributeVersion().toDouble();
    if (version < 4.0) {
        delete ui;

        fprintf(stderr, "uic: File generated with too old version of Qt Designer\n");
        return false;
    }

    QString language = ui->attributeLanguage();


    bool rtn = false;

    if (option().generator == Option::JavaGenerator) {
#ifdef QT_UIC_JAVA_GENERATOR
        if (language.toLower() != QLatin1String("jambi")) {
            fprintf(stderr, "uic: File is not a 'jambi' form\n");
            return false;
        }
        rtn = jwrite (ui);
#else
        fprintf(stderr, "uic: option to generate java code not compiled in\n");
#endif
    } else {
#ifdef QT_UIC_CPP_GENERATOR
        if (!language.isEmpty() && language.toLower() != QLatin1String("c++")) {
            fprintf(stderr, "uic: File is not a 'c++' ui file, language=%s\n", qPrintable(language));
            return false;
        }

        rtn = write (ui);
#else
        fprintf(stderr, "uic: option to generate cpp code not compiled in\n");
#endif
    }

    delete ui;

    return rtn;
}

#ifdef QT_UIC_CPP_GENERATOR
bool Uic::write(DomUI *ui)
{
    using namespace CPP;

    if (!ui || !ui->elementWidget())
        return false;

    if (opt.copyrightHeader)
        writeCopyrightHeader(ui);

    if (opt.headerProtection) {
        writeHeaderProtectionStart();
        out << "\n";
    }

    pixFunction = ui->elementPixmapFunction();
    if (pixFunction == QLatin1String("QPixmap::fromMimeSource"))
        pixFunction = QLatin1String("qPixmapFromMimeSource");

    externalPix = ui->elementImages() == 0;

    info.acceptUI(ui);
    cWidgetsInfo.acceptUI(ui);
    WriteIncludes writeIncludes(this);
    writeIncludes.acceptUI(ui);

    Validator(this).acceptUI(ui);
    WriteDeclaration(this, writeIncludes.scriptsActivated()).acceptUI(ui);

    if (opt.headerProtection)
        writeHeaderProtectionEnd();

    return true;
}
#endif

#ifdef QT_UIC_JAVA_GENERATOR
bool Uic::jwrite(DomUI *ui)
{
    using namespace Java;

    if (!ui || !ui->elementWidget())
        return false;

    if (opt.copyrightHeader)
        writeCopyrightHeader(ui);

    pixFunction = ui->elementPixmapFunction();
    if (pixFunction == QLatin1String("QPixmap::fromMimeSource"))
        pixFunction = QLatin1String("qPixmapFromMimeSource");

    externalPix = ui->elementImages() == 0;

    info.acceptUI(ui);
    cWidgetsInfo.acceptUI(ui);
    WriteIncludes(this).acceptUI(ui);

    Validator(this).acceptUI(ui);
    WriteDeclaration(this).acceptUI(ui);

    return true;
}
#endif

#ifdef QT_UIC_CPP_GENERATOR

void Uic::writeHeaderProtectionStart()
{
    QString h = drv->headerFileName();
    out << "#ifndef " << h << "\n"
        << "#define " << h << "\n";
}

void Uic::writeHeaderProtectionEnd()
{
    QString h = drv->headerFileName();
    out << "#endif // " << h << "\n";
}
#endif

bool Uic::isMainWindow(const QString &className) const
{
    return customWidgetsInfo()->extends(className, QLatin1String("QMainWindow"));
}

bool Uic::isToolBar(const QString &className) const
{
    return customWidgetsInfo()->extends(className, QLatin1String("QToolBar"));
}

bool Uic::isButton(const QString &className) const
{
    return customWidgetsInfo()->extends(className, QLatin1String("QRadioButton"))
        || customWidgetsInfo()->extends(className, QLatin1String("QToolButton"))
        || customWidgetsInfo()->extends(className, QLatin1String("QCheckBox"))
        || customWidgetsInfo()->extends(className, QLatin1String("QPushButton"))
        || customWidgetsInfo()->extends(className, QLatin1String("QCommandLinkButton"));
}

bool Uic::isContainer(const QString &className) const
{
    return customWidgetsInfo()->extends(className, QLatin1String("QStackedWidget"))
        || customWidgetsInfo()->extends(className, QLatin1String("QToolBox"))
        || customWidgetsInfo()->extends(className, QLatin1String("QTabWidget"))
        || customWidgetsInfo()->extends(className, QLatin1String("QScrollArea"))
        || customWidgetsInfo()->extends(className, QLatin1String("QMdiArea"))
        || customWidgetsInfo()->extends(className, QLatin1String("QWizard"))
        || customWidgetsInfo()->extends(className, QLatin1String("QDockWidget"));
}

bool Uic::isCustomWidgetContainer(const QString &className) const
{
    return customWidgetsInfo()->isCustomWidgetContainer(className);
}

bool Uic::isStatusBar(const QString &className) const
{
    return customWidgetsInfo()->extends(className, QLatin1String("QStatusBar"));
}

bool Uic::isMenuBar(const QString &className) const
{
    return customWidgetsInfo()->extends(className, QLatin1String("QMenuBar"));
}

bool Uic::isMenu(const QString &className) const
{
    return customWidgetsInfo()->extends(className, QLatin1String("QMenu"))
        || customWidgetsInfo()->extends(className, QLatin1String("QPopupMenu"));
}

QT_END_NAMESPACE