formeditorw.cpp 25.9 KB
Newer Older
1
/**************************************************************************
con's avatar
con committed
2 3 4
**
** This file is part of Qt Creator
**
5
** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
con's avatar
con committed
6 7 8
**
** Contact:  Qt Software Information (qt-info@nokia.com)
**
9
** Commercial Usage
10
**
11 12 13 14
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
15
**
16
** GNU Lesser General Public License Usage
17
**
18 19 20 21 22 23
** Alternatively, 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.
24
**
25 26
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
con's avatar
con committed
27
**
28
**************************************************************************/
hjk's avatar
hjk committed
29

con's avatar
con committed
30 31 32 33 34 35 36 37 38
#include "formeditorw.h"
#include "formwindoweditor.h"
#include "designerconstants.h"
#include "settingsmanager.h"
#include "settingspage.h"
#include "editorwidget.h"
#include "workbenchintegration.h"

#include <coreplugin/coreconstants.h>
39
#include <coreplugin/icore.h>
con's avatar
con committed
40
#include <coreplugin/uniqueidmanager.h>
41
#include <coreplugin/actionmanager/actionmanager.h>
con's avatar
con committed
42
#include <coreplugin/editormanager/editormanager.h>
43
#include <extensionsystem/pluginmanager.h>
hjk's avatar
hjk committed
44
#include <utils/qtcassert.h>
con's avatar
con committed
45 46

#include <QtDesigner/QDesignerFormEditorPluginInterface>
47
#include <qt_private/pluginmanager_p.h>
con's avatar
con committed
48

49 50 51
#include <qt_private/iconloader_p.h>  // createIconSet
#include <qt_private/qdesigner_formwindowmanager_p.h>
#include <qt_private/formwindowbase_p.h>
con's avatar
con committed
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
#include <QtDesigner/QDesignerFormEditorInterface>
#include <QtDesigner/QDesignerComponents>

#include <QtDesigner/QDesignerWidgetBoxInterface>
#include <QtDesigner/abstractobjectinspector.h>
#include <QtDesigner/QDesignerComponents>
#include <QtDesigner/QDesignerPropertyEditorInterface>
#include <QtDesigner/QDesignerActionEditorInterface>

#include <QtCore/QPluginLoader>
#include <QtCore/QTemporaryFile>
#include <QtCore/QDir>
#include <QtCore/QTime>
#include <QtGui/QAction>
#include <QtGui/QActionGroup>
#include <QtGui/QApplication>
#include <QtGui/QCursor>
#include <QtGui/QMenu>
#include <QtGui/QMainWindow>
#include <QtGui/QMessageBox>
#include <QtGui/QKeySequence>
#include <QtGui/QPrintDialog>
#include <QtGui/QPrinter>
#include <QtGui/QPainter>
#include <QtGui/QStatusBar>
#include <QtGui/QStyle>
#include <QtGui/QToolBar>

#include <QtCore/QDebug>
#include <QtCore/QSettings>

static const char *editorWidgetStateKeyC = "editorWidgetState";
static const char *settingsGroup = "Designer";

static inline QIcon designerIcon(const QString &iconName)
{
    const QIcon icon = qdesigner_internal::createIconSet(iconName);
    if (icon.isNull())
        qWarning() << "Unable to locate " << iconName;
    return icon;
}

// Create an action to activate a designer tool
static inline QAction *createEditModeAction(QActionGroup *ag,
                                     const QList<int> &context,
97
                                     Core::ActionManager *am,
98
                                     Core::ActionContainer *medit,
con's avatar
con committed
99 100 101 102 103 104 105 106 107 108
                                     const QString &actionName,
                                     const QString &name,
                                     int toolNumber,
                                     const QString &iconName =  QString(),
                                     const QString &keySequence = QString())
{
    QAction *rc = new QAction(actionName, ag);
    rc->setCheckable(true);
    if (!iconName.isEmpty())
         rc->setIcon(designerIcon(iconName));
con's avatar
con committed
109
    Core::Command *command = am->registerAction(rc, name, context);
con's avatar
con committed
110 111
    if (!keySequence.isEmpty())
        command->setDefaultKeySequence(QKeySequence(keySequence));
con's avatar
con committed
112
    command->setAttribute(Core::Command::CA_Hide);
con's avatar
con committed
113 114 115 116 117 118 119 120 121
    medit->addAction(command, Core::Constants::G_EDIT_OTHER);
    rc->setData(toolNumber);
    ag->addAction(rc);
    return rc;
}


// Create a menu separato
static inline QAction * createSeparator(QObject *parent,
122
                                 Core::ActionManager *am,
con's avatar
con committed
123
                                 const QList<int> &context,
124
                                 Core::ActionContainer *container,
con's avatar
con committed
125 126 127 128 129
                                 const QString &name = QString(),
                                 const QString &group = QString())
{
    QAction *actSeparator = new QAction(parent);
    actSeparator->setSeparator(true);
con's avatar
con committed
130
    Core::Command *command = am->registerAction(actSeparator, name, context);
con's avatar
con committed
131 132 133 134 135 136
    container->addAction(command, group);
    return actSeparator;
}

// Create a tool action
static inline void addToolAction(QAction *a,
137
                   Core::ActionManager *am,
con's avatar
con committed
138 139
                   const QList<int> &context,
                   const QString &name,
140
                   Core::ActionContainer *c1,
con's avatar
con committed
141 142
                   const QString &keySequence = QString())
{
con's avatar
con committed
143
    Core::Command *command = am->registerAction(a, name, context);
con's avatar
con committed
144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159
    if (!keySequence.isEmpty())
        command->setDefaultKeySequence(QKeySequence(keySequence));
    c1->addAction(command);
}

// --------- FormEditorW

using namespace Designer::Internal;
using namespace Designer::Constants;

FormEditorW *FormEditorW::m_self = 0;

FormEditorW::FormEditorW() :
    m_formeditor(QDesignerComponents::createFormEditor(0)),
    m_integration(0),
    m_fwm(0),
160
    m_core(Core::ICore::instance()),
con's avatar
con committed
161 162
    m_initStage(RegisterPlugins),
    m_actionGroupEditMode(0),
163
    m_actionPrint(0)
con's avatar
con committed
164
{
165
    if (Designer::Constants::Internal::debug)
con's avatar
con committed
166
        qDebug() << Q_FUNC_INFO;
hjk's avatar
hjk committed
167
    QTC_ASSERT(!m_self, return);
con's avatar
con committed
168
    m_self = this;
hjk's avatar
hjk committed
169
    QTC_ASSERT(m_core, return);
con's avatar
con committed
170 171 172 173 174 175 176 177

    qFill(m_designerSubWindows, m_designerSubWindows + Designer::Constants::DesignerSubWindowCount,
          static_cast<QWidget *>(0));

    m_formeditor->setTopLevel(qobject_cast<QWidget *>(m_core->editorManager()));
    m_formeditor->setSettingsManager(new SettingsManager());

    m_fwm = qobject_cast<qdesigner_internal::QDesignerFormWindowManager*>(m_formeditor->formWindowManager());
hjk's avatar
hjk committed
178
    QTC_ASSERT(m_fwm, return);
con's avatar
con committed
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

    const int uid = m_core->uniqueIDManager()->uniqueIdentifier(QLatin1String(C_FORMEDITOR));
    m_context << uid;

    setupActions();

    foreach (QDesignerOptionsPageInterface *designerPage, m_formeditor->optionsPages()) {
        SettingsPage *settingsPage = new SettingsPage(designerPage);
        ExtensionSystem::PluginManager::instance()->addObject(settingsPage);
        m_settingsPages.append(settingsPage);
    }
    restoreSettings(m_core->settings());

    connect(m_core->editorManager(), SIGNAL(currentEditorChanged(Core::IEditor *)),
            this, SLOT(currentEditorChanged(Core::IEditor *)));
}

FormEditorW::~FormEditorW()
{
    saveSettings(m_core->settings());

    for (int i = 0; i < Designer::Constants::DesignerSubWindowCount; ++i)
        delete m_designerSubWindows[i];

    delete m_formeditor;
    foreach (SettingsPage *settingsPage, m_settingsPages) {
        ExtensionSystem::PluginManager::instance()->removeObject(settingsPage);
        delete settingsPage;
    }
    delete  m_integration;
    m_self = 0;
}

void FormEditorW::fullInit()
{
hjk's avatar
hjk committed
214
    QTC_ASSERT(m_initStage == RegisterPlugins, return);
con's avatar
con committed
215
    QTime *initTime = 0;
216
    if (Designer::Constants::Internal::debug) {
con's avatar
con committed
217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239
        initTime = new QTime;
        initTime->start();
    }

    QDesignerComponents::createTaskMenu(m_formeditor, parent());
    QDesignerComponents::initializePlugins(designerEditor());
    QDesignerComponents::initializeResources();
    initDesignerSubWindows();
    m_integration = new WorkbenchIntegration(m_formeditor, this);
    m_formeditor->setIntegration(m_integration);

    /**
     * This will initialize our TabOrder, Signals and slots and Buddy editors.
     */
    QList<QObject*> plugins = QPluginLoader::staticInstances();
    plugins += m_formeditor->pluginManager()->instances();
    foreach (QObject *plugin, plugins) {
        if (QDesignerFormEditorPluginInterface *formEditorPlugin = qobject_cast<QDesignerFormEditorPluginInterface*>(plugin)) {
            if (!formEditorPlugin->isInitialized())
                formEditorPlugin->initialize(m_formeditor);
        }
    }

240
    if (Designer::Constants::Internal::debug) {
con's avatar
con committed
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
        qDebug() << Q_FUNC_INFO << initTime->elapsed() << "ms";
        delete initTime;
    }
    m_initStage = FullyInitialized;
}

void FormEditorW::initDesignerSubWindows()
{
    qFill(m_designerSubWindows, m_designerSubWindows + Designer::Constants::DesignerSubWindowCount, static_cast<QWidget*>(0));

    QDesignerWidgetBoxInterface *wb = QDesignerComponents::createWidgetBox(m_formeditor, 0);
    wb->setWindowTitle(tr("Designer widgetbox"));
    m_formeditor->setWidgetBox(wb);
    m_designerSubWindows[WidgetBoxSubWindow] = wb;

    QDesignerObjectInspectorInterface *oi = QDesignerComponents::createObjectInspector(m_formeditor, 0);
    oi->setWindowTitle(tr("Object inspector"));
    m_formeditor->setObjectInspector(oi);
    m_designerSubWindows[ObjectInspectorSubWindow] = oi;

    QDesignerPropertyEditorInterface *pe = QDesignerComponents::createPropertyEditor(m_formeditor, 0);
    pe->setWindowTitle(tr("Property editor"));
    m_formeditor->setPropertyEditor(pe);
    m_designerSubWindows[PropertyEditorSubWindow] = pe;

    QWidget *se = QDesignerComponents::createSignalSlotEditor(m_formeditor, 0);
    se->setWindowTitle(tr("Signals and slots editor"));
    m_designerSubWindows[SignalSlotEditorSubWindow] = se;

    QDesignerActionEditorInterface *ae = QDesignerComponents::createActionEditor(m_formeditor, 0);
    ae->setWindowTitle(tr("Action editor"));
    m_formeditor->setActionEditor(ae);
    m_designerSubWindows[ActionEditorSubWindow] = ae;
}

void FormEditorW::ensureInitStage(InitializationStage s)
{
278
    if (Designer::Constants::Internal::debug)
con's avatar
con committed
279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301
        qDebug() << Q_FUNC_INFO << s;
    if (!m_self)
        m_self = new FormEditorW;
    if (m_self->m_initStage >= s)
        return;
    QApplication::setOverrideCursor(Qt::WaitCursor);
    m_self->fullInit();
    QApplication::restoreOverrideCursor();
}

FormEditorW *FormEditorW::instance()
{
    ensureInitStage(FullyInitialized);
    return m_self;
}

void FormEditorW::deleteInstance()
{
    delete m_self;
}

void FormEditorW::setupActions()
{
302
    Core::ActionManager *am = m_core->actionManager();
con's avatar
con committed
303
    Core::Command *command;
con's avatar
con committed
304 305

    //menus
306
    Core::ActionContainer *medit =
con's avatar
con committed
307
        am->actionContainer(Core::Constants::M_EDIT);
308
    Core::ActionContainer *mtools =
con's avatar
con committed
309 310
        am->actionContainer(Core::Constants::M_TOOLS);

311
    Core::ActionContainer *mformtools =
con's avatar
con committed
312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330
        am->createMenu(M_FORMEDITOR);
    mformtools->menu()->setTitle(tr("For&m editor"));
    mtools->addMenu(mformtools);

    //overridden actions
    am->registerAction(m_fwm->actionUndo(), Core::Constants::UNDO, m_context);
    am->registerAction(m_fwm->actionRedo(), Core::Constants::REDO, m_context);
    am->registerAction(m_fwm->actionCut(), Core::Constants::CUT, m_context);
    am->registerAction(m_fwm->actionCopy(), Core::Constants::COPY, m_context);
    am->registerAction(m_fwm->actionPaste(), Core::Constants::PASTE, m_context);
    am->registerAction(m_fwm->actionSelectAll(), Core::Constants::SELECTALL, m_context);

    m_actionPrint = new QAction(this);
    am->registerAction(m_actionPrint, Core::Constants::PRINT, m_context);
    connect(m_actionPrint, SIGNAL(triggered()), this, SLOT(print()));

    //'delete' action
    command = am->registerAction(m_fwm->actionDelete(), QLatin1String("FormEditor.Edit.Delete"), m_context);
    command->setDefaultKeySequence(QKeySequence::Delete);
con's avatar
con committed
331
    command->setAttribute(Core::Command::CA_Hide);
con's avatar
con committed
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
    medit->addAction(command, Core::Constants::G_EDIT_COPYPASTE);

    //editor Modes. Store ids for editor tool bars
    m_actionGroupEditMode = new QActionGroup(this);
    m_actionGroupEditMode->setExclusive(true);
    connect(m_actionGroupEditMode, SIGNAL(triggered(QAction*)), this, SLOT(activateEditMode(QAction*)));

    m_toolActionIds.push_back(QLatin1String("FormEditor.WidgetEditor"));
    createEditModeAction(m_actionGroupEditMode, m_context, am, medit,
                         QLatin1String("Edit widgets"), m_toolActionIds.back(),
                         EditModeWidgetEditor, QLatin1String("widgettool.png"), tr("F3"));

    m_toolActionIds.push_back(QLatin1String("FormEditor.SignalsSlotsEditor"));
    createEditModeAction(m_actionGroupEditMode,  m_context, am, medit,
                         QLatin1String("Edit signals/slots"), m_toolActionIds.back(),
                         EditModeSignalsSlotEditor, QLatin1String("signalslottool.png"), tr("F4"));

    m_toolActionIds.push_back(QLatin1String("FormEditor.BuddyEditor"));
    createEditModeAction(m_actionGroupEditMode,  m_context, am, medit,
                         QLatin1String("Edit buddies"), m_toolActionIds.back(),
                         EditModeBuddyEditor, QLatin1String("buddytool.png"));

    m_toolActionIds.push_back(QLatin1String("FormEditor.TabOrderEditor"));
    createEditModeAction(m_actionGroupEditMode,  m_context, am, medit,
                         QLatin1String("Edit tab order"),  m_toolActionIds.back(),
                         EditModeTabOrderEditor, QLatin1String("tabordertool.png"));

    //tool actions
    m_toolActionIds.push_back(QLatin1String("FormEditor.LayoutHorizontally"));
361
#ifndef Q_OS_MAC
con's avatar
con committed
362 363
    addToolAction(m_fwm->actionHorizontalLayout(), am, m_context,
                  m_toolActionIds.back(), mformtools, tr("Ctrl+H"));
364 365 366 367
#else
    addToolAction(m_fwm->actionHorizontalLayout(), am, m_context,
                  m_toolActionIds.back(), mformtools, tr("Meta+H"));
#endif
con's avatar
con committed
368
    m_toolActionIds.push_back(QLatin1String("FormEditor.LayoutVertically"));
369
#ifndef Q_OS_MAC
con's avatar
con committed
370 371
    addToolAction(m_fwm->actionVerticalLayout(), am, m_context,
                  m_toolActionIds.back(),  mformtools, tr("Ctrl+L"));
372 373 374 375
#else
    addToolAction(m_fwm->actionVerticalLayout(), am, m_context,
                  m_toolActionIds.back(),  mformtools, tr("Meta+L"));
#endif
con's avatar
con committed
376 377 378 379 380 381 382 383 384 385 386 387 388 389

    m_toolActionIds.push_back(QLatin1String("FormEditor.SplitHorizontal"));
    addToolAction(m_fwm->actionSplitHorizontal(), am, m_context,
                  m_toolActionIds.back(), mformtools);

    m_toolActionIds.push_back(QLatin1String("FormEditor.SplitVertical"));
    addToolAction(m_fwm->actionSplitVertical(), am, m_context,
                  m_toolActionIds.back(), mformtools);

    m_toolActionIds.push_back(QLatin1String("FormEditor.LayoutForm"));
    addToolAction(m_fwm->actionFormLayout(), am, m_context,
                  m_toolActionIds.back(),  mformtools);

    m_toolActionIds.push_back(QLatin1String("FormEditor.LayoutGrid"));
390
#ifndef Q_OS_MAC
con's avatar
con committed
391 392
    addToolAction(m_fwm->actionGridLayout(), am, m_context,
                  m_toolActionIds.back(),  mformtools, tr("Ctrl+G"));
393 394 395 396
#else
    addToolAction(m_fwm->actionGridLayout(), am, m_context,
                  m_toolActionIds.back(),  mformtools, tr("Meta+G"));
#endif
con's avatar
con committed
397 398 399 400 401 402

    m_toolActionIds.push_back(QLatin1String("FormEditor.LayoutBreak"));
    addToolAction(m_fwm->actionBreakLayout(), am, m_context,
                  m_toolActionIds.back(), mformtools);

    m_toolActionIds.push_back(QLatin1String("FormEditor.LayoutAdjustSize"));
403
#ifndef Q_OS_MAC
con's avatar
con committed
404 405
    addToolAction(m_fwm->actionAdjustSize(), am, m_context,
                  m_toolActionIds.back(),  mformtools, tr("Ctrl+J"));
406 407 408 409
#else
    addToolAction(m_fwm->actionAdjustSize(), am, m_context,
                  m_toolActionIds.back(),  mformtools, tr("Meta+J"));
#endif
con's avatar
con committed
410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426

    m_toolActionIds.push_back(QLatin1String("FormEditor.SimplifyLayout"));
    addToolAction(m_fwm->actionSimplifyLayout(), am, m_context,
                  m_toolActionIds.back(),  mformtools);

    createSeparator(this, am, m_context, mformtools, QLatin1String("FormEditor.Menu.Tools.Separator1"));

    addToolAction(m_fwm->actionLower(), am, m_context,
                  QLatin1String("FormEditor.Lower"), mformtools);

    addToolAction(m_fwm->actionRaise(), am, m_context,
                  QLatin1String("FormEditor.Raise"), mformtools);

    // Commands that do not go into the editor toolbar
    createSeparator(this, am, m_context, mformtools, QLatin1String("FormEditor.Menu.Tools.Separator2"));

    m_actionPreview = m_fwm->actionDefaultPreview();
hjk's avatar
hjk committed
427
    QTC_ASSERT(m_actionPreview, return);
con's avatar
con committed
428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451
    addToolAction(m_actionPreview,  am,  m_context,
                   QLatin1String("FormEditor.Preview"), mformtools, tr("Ctrl+Alt+R"));

    // Preview in style...
    m_actionGroupPreviewInStyle = m_fwm->actionGroupPreviewInStyle();
    mformtools->addMenu(createPreviewStyleMenu(am, m_actionGroupPreviewInStyle));

    // Form settings
    createSeparator(this, am, m_context,  medit, QLatin1String("FormEditor.Edit.Separator2"), Core::Constants::G_EDIT_OTHER);

#if QT_VERSION >= 0x040500
    createSeparator(this, am, m_context, mformtools, QLatin1String("FormEditor.Menu.Tools.Separator3"));
    QAction *actionFormSettings = m_fwm->actionShowFormWindowSettingsDialog();
    addToolAction(actionFormSettings, am, m_context, QLatin1String("FormEditor.FormSettings"), mformtools);
#endif
    // FWM
    connect(m_fwm, SIGNAL(activeFormWindowChanged(QDesignerFormWindowInterface *)), this, SLOT(activeFormWindowChanged(QDesignerFormWindowInterface *)));
}


QToolBar *FormEditorW::createEditorToolBar() const
{
    QToolBar *rc = new QToolBar;
    rc->addSeparator();
452
    Core::ActionManager *am = m_core->actionManager();
con's avatar
con committed
453 454
    const QStringList::const_iterator cend = m_toolActionIds.constEnd();
    for (QStringList::const_iterator it = m_toolActionIds.constBegin(); it != cend; ++it) {
con's avatar
con committed
455
        Core::Command *cmd = am->command(*it);
hjk's avatar
hjk committed
456
        QTC_ASSERT(cmd, continue);
con's avatar
con committed
457 458 459 460 461 462 463 464 465
        QAction *action = cmd->action();
        if (!action->icon().isNull()) // Simplify grid has no action yet
            rc->addAction(action);
    }
    int size = rc->style()->pixelMetric(QStyle::PM_SmallIconSize);
    rc->setIconSize(QSize(size, size));
    return rc;
}

466
Core::ActionContainer *FormEditorW::createPreviewStyleMenu(Core::ActionManager *am,
con's avatar
con committed
467 468 469
                                                            QActionGroup *actionGroup)
{
    const QString menuId = QLatin1String(M_FORMEDITOR_PREVIEW);
470
    Core::ActionContainer *menuPreviewStyle = am->createMenu(menuId);
con's avatar
con committed
471 472 473 474 475 476 477 478 479 480 481
    menuPreviewStyle->menu()->setTitle(tr("Preview in"));

    // The preview menu is a list of invisible actions for the embedded design
    // device profiles (integer data) followed by a separator and the styles
    // (string data). Make device profiles update their text and hide them
    // in the configuration dialog.
    const QList<QAction*> actions = actionGroup->actions();

    const QString deviceProfilePrefix = QLatin1String("DeviceProfile");
    const QChar dot = QLatin1Char('.');

hjk's avatar
hjk committed
482
    foreach (QAction* a, actions) {
con's avatar
con committed
483 484 485 486 487 488 489 490 491
        QString name = menuId;
        name += dot;
        const QVariant data = a->data();
        const bool isDeviceProfile = data.type() == QVariant::Int;
        if (isDeviceProfile) {
            name += deviceProfilePrefix;
            name += dot;
        }
        name += data.toString();
con's avatar
con committed
492
        Core::Command *command = am->registerAction(a, name, m_context);
con's avatar
con committed
493
        if (isDeviceProfile) {
con's avatar
con committed
494 495
            command->setAttribute(Core::Command::CA_UpdateText);
            command->setAttribute(Core::Command::CA_NonConfigureable);
con's avatar
con committed
496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532
        }
        menuPreviewStyle->addAction(command);
    }
    return menuPreviewStyle;
}

void FormEditorW::saveSettings(QSettings *s)
{
    s->beginGroup(settingsGroup);
    s->setValue(QLatin1String(editorWidgetStateKeyC), EditorWidget::state().toVariant());
    s->endGroup();
}

void FormEditorW::restoreSettings(const QSettings *s)
{
    QString key = QLatin1String(settingsGroup) + QLatin1Char('/')
                                + QLatin1String(editorWidgetStateKeyC);
    const QVariant ev = s->value(key);
    if (ev.type() != QVariant::Invalid) {
        EditorWidgetState st;
        if (st.fromVariant(ev))
            EditorWidget::setState(st);
    }
}


void FormEditorW::critical(const QString &errorMessage)
{
    QMessageBox::critical(m_core->mainWindow(), tr("Designer"),  errorMessage);
}

FormWindowEditor *FormEditorW::createFormWindowEditor(QWidget* parentWidget)
{
    m_fwm->closeAllPreviews();
    QDesignerFormWindowInterface *form = m_fwm->createFormWindow(0);
    connect(form, SIGNAL(toolChanged(int)), this, SLOT(toolChanged(int)));
    qdesigner_internal::FormWindowBase::setupDefaultAction(form);
hjk's avatar
hjk committed
533 534 535
    FormWindowEditor *fww = new FormWindowEditor(m_context, form, parentWidget);
    // Store a pointer to all form windows so we can unselect
    // all other formwindows except the active one.
con's avatar
con committed
536 537 538 539 540 541 542 543 544
    m_formWindows.append(fww);
    connect(fww, SIGNAL(destroyed()), this, SLOT(editorDestroyed()));
    return fww;
}

void FormEditorW::editorDestroyed()
{
    QObject *source = sender();

545 546
    if (Designer::Constants::Internal::debug)
        qDebug() << Q_FUNC_INFO << source;
con's avatar
con committed
547 548 549 550 551 552 553 554 555 556 557 558 559

    for (EditorList::iterator it = m_formWindows.begin(); it != m_formWindows.end(); ) {
        if (*it == source) {
            it = m_formWindows.erase(it);
            break;
        } else {
            ++it;
        }
    }
}

void FormEditorW::currentEditorChanged(Core::IEditor *editor)
{
560 561
    if (Designer::Constants::Internal::debug)
        qDebug() << Q_FUNC_INFO << editor << " of " << m_fwm->formWindowCount();
con's avatar
con committed
562 563

    // Deactivate Designer if a non-form is being edited
564
    if (editor && !qstrcmp(editor->kind(), Constants::C_FORMEDITOR)) {
con's avatar
con committed
565
        FormWindowEditor *fw = qobject_cast<FormWindowEditor *>(editor);
hjk's avatar
hjk committed
566
        QTC_ASSERT(fw, return);
con's avatar
con committed
567 568 569 570 571 572 573 574 575
        fw->activate();
        m_fwm->setActiveFormWindow(fw->formWindow());
    } else {
        m_fwm->setActiveFormWindow(0);
    }
}

void FormEditorW::activeFormWindowChanged(QDesignerFormWindowInterface *afw)
{
576 577
    if (Designer::Constants::Internal::debug)
        qDebug() << Q_FUNC_INFO << afw << " of " << m_fwm->formWindowCount() << m_formWindows;
con's avatar
con committed
578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690

    m_fwm->closeAllPreviews();

    bool foundFormWindow = false;
    // Display form selection handles only on active window
    EditorList::const_iterator cend = m_formWindows.constEnd();
    for (EditorList::const_iterator it = m_formWindows.constBegin(); it != cend ; ++it) {
        FormWindowEditor *fwe = *it;
        const bool active = fwe->formWindow() == afw;
        if (active)
            foundFormWindow = true;
        fwe->updateFormWindowSelectionHandles(active);
    }

    m_actionPreview->setEnabled(foundFormWindow);
    m_actionGroupPreviewInStyle->setEnabled(foundFormWindow);
}

FormWindowEditor *FormEditorW::activeFormWindow()
{
    QDesignerFormWindowInterface *afw = m_fwm->activeFormWindow();
    for (int i = 0; i < m_formWindows.count(); ++i) {
        if (FormWindowEditor *fw = m_formWindows[i]) {
            QDesignerFormWindowInterface *fwd = fw->formWindow();
            if (fwd == afw) {
                return fw;
            }
        }
    }
    return 0;
}

void FormEditorW::activateEditMode(int id)
{
    if (const int count = m_fwm->formWindowCount())
        for (int i = 0; i <  count; i++)
             m_fwm->formWindow(i)->setCurrentTool(id);
}

void FormEditorW::activateEditMode(QAction* a)
{
    activateEditMode(a->data().toInt());
}

void FormEditorW::toolChanged(int t)
{
    typedef QList<QAction *> ActionList;
    if (const QAction *currentAction = m_actionGroupEditMode->checkedAction())
        if (currentAction->data().toInt() == t)
            return;
    const ActionList actions = m_actionGroupEditMode->actions();
    const ActionList::const_iterator cend = actions.constEnd();
    for (ActionList::const_iterator it = actions.constBegin(); it != cend; ++it)
        if ( (*it)->data().toInt() == t) {
            (*it)->setChecked(true);
            break;
        }
}

void FormEditorW::print()
{
    // Printing code courtesy of designer_actions.cpp
    QDesignerFormWindowInterface *fw = m_fwm->activeFormWindow();
    if (!fw)
        return;

    const bool oldFullPage =  m_core->printer()->fullPage();
    const QPrinter::Orientation oldOrientation =  m_core->printer()->orientation ();
    m_core->printer()->setFullPage(false);
    do {

        // Grab the image to be able to a suggest suitable orientation
        QString errorMessage;
        const QPixmap pixmap = m_fwm->createPreviewPixmap(&errorMessage);
        if (pixmap.isNull()) {
            critical(tr("The image could not be create: %1").arg(errorMessage));
            break;
        }

        const QSizeF pixmapSize = pixmap.size();
        m_core->printer()->setOrientation( pixmapSize.width() > pixmapSize.height() ?  QPrinter::Landscape :  QPrinter::Portrait);

        // Printer parameters
        QPrintDialog dialog(m_core->printer(), fw);
        if (!dialog.exec())
           break;

        const QCursor oldCursor = m_core->mainWindow()->cursor();
        m_core->mainWindow()->setCursor(Qt::WaitCursor);
        // Estimate of required scaling to make form look the same on screen and printer.
        const double suggestedScaling = static_cast<double>(m_core->printer()->physicalDpiX()) /  static_cast<double>(fw->physicalDpiX());

        QPainter painter(m_core->printer());
        painter.setRenderHint(QPainter::SmoothPixmapTransform);

        // Clamp to page
        const QRectF page =  painter.viewport();
        const double maxScaling = qMin(page.size().width() / pixmapSize.width(), page.size().height() / pixmapSize.height());
        const double scaling = qMin(suggestedScaling, maxScaling);

        const double xOffset = page.left() + qMax(0.0, (page.size().width()  - scaling * pixmapSize.width())  / 2.0);
        const double yOffset = page.top()  + qMax(0.0, (page.size().height() - scaling * pixmapSize.height()) / 2.0);

        // Draw.
        painter.translate(xOffset, yOffset);
        painter.scale(scaling, scaling);
        painter.drawPixmap(0, 0, pixmap);
        m_core->mainWindow()->setCursor(oldCursor);

    } while (false);
    m_core->printer()->setFullPage(oldFullPage);
    m_core->printer()->setOrientation(oldOrientation);
}