src/plugins/designer/formeditorw.cpp

   1 /**************************************************************************
   2 **
   3 ** This file is part of Qt Creator
   4 **
   5 ** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
   6 **
   7 ** Contact: Nokia Corporation (qt-info@nokia.com)
   8 **
   9 ** Commercial Usage
  10 **
  11 ** Licensees holding valid Qt Commercial licenses may use this file in
  12 ** accordance with the Qt Commercial License Agreement provided with the
  13 ** Software or, alternatively, in accordance with the terms contained in
  14 ** a written agreement between you and Nokia.
  15 **
  16 ** GNU Lesser General Public License Usage
  17 **
  18 ** Alternatively, this file may be used under the terms of the GNU Lesser
  19 ** General Public License version 2.1 as published by the Free Software
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  23 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
  24 **
  25 ** If you are unsure which license is appropriate for your use, please
  26 ** contact the sales department at http://qt.nokia.com/contact.
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  28 **************************************************************************/
  29
  30 #include "formeditorw.h"
  31 #include "formwindoweditor.h"
  32 #include "designerconstants.h"
  33 #include "settingsmanager.h"
  34 #include "settingspage.h"
  35 #include "editorwidget.h"
  36 #include "editordata.h"
  37 #include "qtcreatorintegration.h"
  38 #include "designerxmleditor.h"
  39 #include "designercontext.h"
  40 #include "editorwidget.h"
  41 #include "resourcehandler.h"
  42 #include <widgethost.h>
  43
  44 #include <coreplugin/editortoolbar.h>
  45 #include <coreplugin/designmode.h>
  46 #include <coreplugin/coreconstants.h>
  47 #include <coreplugin/icore.h>
  48 #include <coreplugin/helpmanager.h>
  49 #include <coreplugin/uniqueidmanager.h>
  50 #include <coreplugin/actionmanager/actionmanager.h>
  51 #include <coreplugin/actionmanager/actioncontainer.h>
  52 #include <coreplugin/actionmanager/command.h>
  53 #include <coreplugin/editormanager/editormanager.h>
  54 #include <texteditor/texteditorsettings.h>
  55 #include <extensionsystem/pluginmanager.h>
  56 #include <utils/qtcassert.h>
  57
  58 #include <QtDesigner/QDesignerFormEditorPluginInterface>
  59 #include "qt_private/pluginmanager_p.h"
  60
  61 #include "qt_private/iconloader_p.h"  // createIconSet
  62 #include "qt_private/qdesigner_formwindowmanager_p.h"
  63 #include "qt_private/formwindowbase_p.h"
  64 #include <QtDesigner/QDesignerFormEditorInterface>
  65 #include <QtDesigner/QDesignerComponents>
  66
  67 #include <QtDesigner/QDesignerWidgetBoxInterface>
  68 #include <QtDesigner/abstractobjectinspector.h>
  69 #include <QtDesigner/QDesignerPropertyEditorInterface>
  70 #include <QtDesigner/QDesignerActionEditorInterface>
  71 #include <QtDesigner/QDesignerFormEditorInterface>
  72
  73 #include <QtGui/QAction>
  74 #include <QtGui/QActionGroup>
  75 #include <QtGui/QApplication>
  76 #include <QtGui/QCursor>
  77 #include <QtGui/QDockWidget>
  78 #include <QtGui/QMenu>
  79 #include <QtGui/QMainWindow>
  80 #include <QtGui/QMessageBox>
  81 #include <QtGui/QKeySequence>
  82 #include <QtGui/QPrintDialog>
  83 #include <QtGui/QPrinter>
  84 #include <QtGui/QPainter>
  85 #include <QtGui/QStyle>
  86 #include <QtGui/QToolBar>
  87 #include <QtGui/QVBoxLayout>
  88
  89 #include <QtCore/QDebug>
  90 #include <QtCore/QSettings>
  91 #include <QtCore/QSignalMapper>
  92 #include <QtCore/QPluginLoader>
  93 #include <QtCore/QTime>
  94
  95 static const char settingsGroup[] = "Designer";
  96
  97 #ifdef Q_OS_MAC
  98     enum { osMac = 1 };
  99 #else
 100     enum { osMac = 0 };
 101 #endif
 102
 103 /* Actions of the designer plugin:
 104  * Designer provides a toolbar which is subject to a context change (to
 105  * "edit mode" context) when it is focused.
 106  * In order to prevent its actions from being disabled/hidden by that context
 107  * change, the actions are registered on the global context. In currentEditorChanged(),
 108  * the ones that are present in the global edit menu are set visible/invisible manually.
 109  * The designer context is currently used for Cut/Copy/Paste, etc. */
 110
 111 static inline QIcon designerIcon(const QString &iconName)
 112 {
 113     const QIcon icon = qdesigner_internal::createIconSet(iconName);
 114     if (icon.isNull())
 115         qWarning() << "Unable to locate " << iconName;
 116     return icon;
 117 }
 118
 119 // Create a menu separator
 120 static inline QAction *createSeparator(QObject *parent,
 121                                  Core::ActionManager *am,
 122                                  const Core::Context &context,
 123                                  Core::ActionContainer *container,
 124                                  const QString &name = QString(),
 125                                  const QString &group = QString())
 126 {
 127     QAction *actSeparator = new QAction(parent);
 128     actSeparator->setSeparator(true);
 129     Core::Command *command = am->registerAction(actSeparator, name, context);
 130     container->addAction(command, group);
 131     return actSeparator;
 132 }
 133
 134 using namespace Designer::Constants;
 135
 136 namespace Designer {
 137 namespace Internal {
 138
 139 // --------- FormEditorW
 140
 141 FormEditorW *FormEditorW::m_self = 0;
 142
 143 FormEditorW::FormEditorW() :
 144     m_formeditor(QDesignerComponents::createFormEditor(0)),
 145     m_integration(0),
 146     m_fwm(0),
 147     m_core(Core::ICore::instance()),
 148     m_initStage(RegisterPlugins),
 149     m_actionGroupEditMode(0),
 150     m_actionPrint(0),
 151     m_actionPreview(0),
 152     m_actionGroupPreviewInStyle(0),
 153     m_actionAboutPlugins(0),
 154     m_shortcutMapper(new QSignalMapper(this)),
 155     m_context(0),
 156     m_modeWidget(0),
 157     m_editorWidget(0),
 158     m_designMode(0),
 159     m_editorToolBar(0),
 160     m_toolBar(0)
 161 {
 162     if (Designer::Constants::Internal::debug)
 163         qDebug() << Q_FUNC_INFO;
 164     QTC_ASSERT(!m_self, return);
 165     m_self = this;
 166     QTC_ASSERT(m_core, return);
 167
 168     qFill(m_designerSubWindows, m_designerSubWindows + Designer::Constants::DesignerSubWindowCount,
 169           static_cast<QWidget *>(0));
 170
 171     m_formeditor->setTopLevel(qobject_cast<QWidget *>(m_core->editorManager()));
 172     m_formeditor->setSettingsManager(new SettingsManager());
 173
 174     m_fwm = qobject_cast<qdesigner_internal::QDesignerFormWindowManager*>(m_formeditor->formWindowManager());
 175     QTC_ASSERT(m_fwm, return);
 176
 177     Core::UniqueIDManager *idMan = Core::UniqueIDManager::instance();
 178     m_contexts << idMan->uniqueIdentifier(QLatin1String(Designer::Constants::C_FORMEDITOR));
 179
 180     setupActions();
 181
 182     foreach (QDesignerOptionsPageInterface *designerPage, m_formeditor->optionsPages()) {
 183         SettingsPage *settingsPage = new SettingsPage(designerPage);
 184         ExtensionSystem::PluginManager::instance()->addObject(settingsPage);
 185         m_settingsPages.append(settingsPage);
 186     }
 187
 188     connect(m_core->editorManager(), SIGNAL(currentEditorChanged(Core::IEditor *)),
 189             this, SLOT(currentEditorChanged(Core::IEditor *)));
 190     connect(m_shortcutMapper, SIGNAL(mapped(QObject *)),
 191             this, SLOT(updateShortcut(QObject *)));
 192 }
 193
 194 FormEditorW::~FormEditorW()
 195 {
 196     if (m_context)
 197         m_core->removeContextObject(m_context);
 198     if (m_initStage == FullyInitialized) {
 199         if (QSettings *s = m_core->settings()) {
 200             m_core->settings()->beginGroup(settingsGroup);
 201             m_editorWidget->saveSettings(s);
 202             s->endGroup();
 203         }
 204
 205         m_designMode->unregisterDesignWidget(m_modeWidget);
 206         delete m_modeWidget;
 207         m_modeWidget = 0;
 208     }
 209
 210     delete m_formeditor;
 211     foreach (SettingsPage *settingsPage, m_settingsPages) {
 212         ExtensionSystem::PluginManager::instance()->removeObject(settingsPage);
 213         delete settingsPage;
 214     }
 215     delete m_integration;
 216
 217     m_self = 0;
 218 }
 219
 220 // Add an actioon to toggle the view state of a dock window
 221 void FormEditorW::addDockViewAction(Core::ActionManager *am,
 222                                     Core::ActionContainer *viewMenu,
 223                                     int index, const Core::Context &context,
 224                                     const QString &title, const QString &id)
 225 {
 226     if (const QDockWidget *dw = m_editorWidget->designerDockWidgets()[index]) {
 227         QAction *action = dw->toggleViewAction();
 228         action->setText(title);
 229         Core::Command *cmd = addToolAction(action, am, context, id, viewMenu, QString());
 230         cmd->setAttribute(Core::Command::CA_Hide);
 231     }
 232 }
 233
 234 void FormEditorW::setupViewActions()
 235 {
 236     // Populate "View" menu of form editor menu
 237     Core::ActionManager *am = m_core->actionManager();
 238     Core::ActionContainer *viewMenu = am->actionContainer(QLatin1String(Core::Constants::M_WINDOW_VIEWS));
 239     QTC_ASSERT(viewMenu, return)
 240
 241     addDockViewAction(am, viewMenu, WidgetBoxSubWindow, m_contexts,
 242                       tr("Widget box"), QLatin1String("FormEditor.WidgetBox"));
 243
 244     addDockViewAction(am, viewMenu, ObjectInspectorSubWindow, m_contexts,
 245                       tr("Object Inspector"), QLatin1String("FormEditor.ObjectInspector"));
 246
 247     addDockViewAction(am, viewMenu, PropertyEditorSubWindow, m_contexts,
 248                       tr("Property Editor"), QLatin1String("FormEditor.PropertyEditor"));
 249
 250     addDockViewAction(am, viewMenu, SignalSlotEditorSubWindow, m_contexts,
 251                       tr("Signals && Slots Editor"), QLatin1String("FormEditor.SignalsAndSlotsEditor"));
 252
 253     addDockViewAction(am, viewMenu, ActionEditorSubWindow, m_contexts,
 254                       tr("Action Editor"), QLatin1String("FormEditor.ActionEditor"));
 255     // Lock/Reset
 256     Core::Command *cmd = addToolAction(m_editorWidget->menuSeparator1(), am, m_contexts, QLatin1String("FormEditor.SeparatorLock"), viewMenu, QString());
 257     cmd->setAttribute(Core::Command::CA_Hide);
 258
 259     cmd = addToolAction(m_editorWidget->toggleLockedAction(), am, m_contexts, QLatin1String("FormEditor.Locked"), viewMenu, QString());
 260     cmd->setAttribute(Core::Command::CA_Hide);
 261
 262     cmd = addToolAction(m_editorWidget->menuSeparator2(), am, m_contexts, QLatin1String("FormEditor.SeparatorReset"), viewMenu, QString());
 263     cmd->setAttribute(Core::Command::CA_Hide);
 264
 265     cmd = addToolAction(m_editorWidget->resetLayoutAction(), am, m_contexts, QLatin1String("FormEditor.ResetToDefaultLayout"), viewMenu, QString());
 266     connect(m_editorWidget, SIGNAL(resetLayout()), m_editorWidget, SLOT(resetToDefaultLayout()));
 267     cmd->setAttribute(Core::Command::CA_Hide);
 268 }
 269
 270 void FormEditorW::fullInit()
 271 {
 272     QTC_ASSERT(m_initStage == RegisterPlugins, return);
 273     QTime *initTime = 0;
 274     if (Designer::Constants::Internal::debug) {
 275         initTime = new QTime;
 276         initTime->start();
 277     }
 278
 279     QDesignerComponents::createTaskMenu(m_formeditor, parent());
 280     QDesignerComponents::initializePlugins(designerEditor());
 281     QDesignerComponents::initializeResources();
 282     initDesignerSubWindows();
 283     m_integration = new QtCreatorIntegration(m_formeditor, this);
 284     m_formeditor->setIntegration(m_integration);
 285     // Connect Qt Designer help request to HelpManager.
 286     connect(m_integration, SIGNAL(creatorHelpRequested(QUrl)),
 287         Core::HelpManager::instance(), SIGNAL(helpRequested(QUrl)));
 288
 289     /**
 290      * This will initialize our TabOrder, Signals and slots and Buddy editors.
 291      */
 292     QList<QObject*> plugins = QPluginLoader::staticInstances();
 293     plugins += m_formeditor->pluginManager()->instances();
 294     foreach (QObject *plugin, plugins) {
 295         if (QDesignerFormEditorPluginInterface *formEditorPlugin = qobject_cast<QDesignerFormEditorPluginInterface*>(plugin)) {
 296             if (!formEditorPlugin->isInitialized())
 297                 formEditorPlugin->initialize(m_formeditor);
 298         }
 299     }
 300
 301     if (m_actionAboutPlugins)
 302         m_actionAboutPlugins->setEnabled(true);
 303
 304     if (Designer::Constants::Internal::debug) {
 305         qDebug() << Q_FUNC_INFO << initTime->elapsed() << "ms";
 306         delete initTime;
 307     }
 308
 309     connect(m_core->editorManager()->instance(), SIGNAL(editorsClosed(QList<Core::IEditor*>)),
 310             SLOT(closeFormEditorsForXmlEditors(QList<Core::IEditor*>)));
 311     // Nest toolbar and editor widget
 312     m_editorWidget = new EditorWidget(this);
 313     QSettings *settings = m_core->settings();
 314     settings->beginGroup(settingsGroup);
 315     m_editorWidget->restoreSettings(settings);
 316     settings->endGroup();
 317
 318     m_editorToolBar = createEditorToolBar();
 319     m_toolBar = Core::EditorManager::createToolBar();
 320     m_toolBar->setToolbarCreationFlags(Core::EditorToolBar::FlagsStandalone);
 321     m_toolBar->setNavigationVisible(false);
 322     m_toolBar->addCenterToolBar(m_editorToolBar);
 323
 324     m_designMode = ExtensionSystem::PluginManager::instance()->getObject<Core::DesignMode>();
 325     m_modeWidget = new QWidget;
 326     m_modeWidget->setObjectName(QLatin1String("DesignerModeWidget"));
 327     QVBoxLayout *layout = new QVBoxLayout;
 328     layout->setMargin(0);
 329     layout->setSpacing(0);
 330     layout->addWidget(m_toolBar);
 331     layout->addWidget(m_editorWidget);
 332     m_modeWidget->setLayout(layout);
 333
 334     Core::UniqueIDManager *idMan = Core::UniqueIDManager::instance();
 335     int editorManagerContext = idMan->uniqueIdentifier(QLatin1String(Core::Constants::C_EDITORMANAGER));
 336
 337     Core::Context designerContexts = m_contexts;
 338     designerContexts.append(Core::Context(editorManagerContext));
 339     m_context = new DesignerContext(designerContexts, m_modeWidget, this);
 340     m_core->addContextObject(m_context);
 341
 342     m_designMode->registerDesignWidget(m_modeWidget, QStringList(QLatin1String(FORM_MIMETYPE)), m_contexts);
 343
 344     setupViewActions();
 345
 346     m_initStage = FullyInitialized;
 347 }
 348
 349 void FormEditorW::initDesignerSubWindows()
 350 {
 351     qFill(m_designerSubWindows, m_designerSubWindows + Designer::Constants::DesignerSubWindowCount, static_cast<QWidget*>(0));
 352
 353     QDesignerWidgetBoxInterface *wb = QDesignerComponents::createWidgetBox(m_formeditor, 0);
 354     wb->setWindowTitle(tr("Widget Box"));
 355     wb->setObjectName(QLatin1String("WidgetBox"));
 356     m_formeditor->setWidgetBox(wb);
 357     m_designerSubWindows[WidgetBoxSubWindow] = wb;
 358
 359     QDesignerObjectInspectorInterface *oi = QDesignerComponents::createObjectInspector(m_formeditor, 0);
 360     oi->setWindowTitle(tr("Object Inspector"));
 361     oi->setObjectName(QLatin1String("ObjectInspector"));
 362     m_formeditor->setObjectInspector(oi);
 363     m_designerSubWindows[ObjectInspectorSubWindow] = oi;
 364
 365     QDesignerPropertyEditorInterface *pe = QDesignerComponents::createPropertyEditor(m_formeditor, 0);
 366     pe->setWindowTitle(tr("Property Editor"));
 367     pe->setObjectName(QLatin1String("PropertyEditor"));
 368     m_formeditor->setPropertyEditor(pe);
 369     m_designerSubWindows[PropertyEditorSubWindow] = pe;
 370
 371     QWidget *se = QDesignerComponents::createSignalSlotEditor(m_formeditor, 0);
 372     se->setWindowTitle(tr("Signals && Slots Editor"));
 373     se->setObjectName(QLatin1String("SignalsAndSlotsEditor"));
 374     m_designerSubWindows[SignalSlotEditorSubWindow] = se;
 375
 376     QDesignerActionEditorInterface *ae = QDesignerComponents::createActionEditor(m_formeditor, 0);
 377     ae->setWindowTitle(tr("Action Editor"));
 378     ae->setObjectName(QLatin1String("ActionEditor"));
 379     m_formeditor->setActionEditor(ae);
 380     m_designerSubWindows[ActionEditorSubWindow] = ae;
 381 }
 382
 383 void FormEditorW::ensureInitStage(InitializationStage s)
 384 {
 385     if (Designer::Constants::Internal::debug)
 386         qDebug() << Q_FUNC_INFO << s;
 387     if (!m_self)
 388         m_self = new FormEditorW;
 389     if (m_self->m_initStage >= s)
 390         return;
 391     QApplication::setOverrideCursor(Qt::WaitCursor);
 392     m_self->fullInit();
 393     QApplication::restoreOverrideCursor();
 394 }
 395
 396 FormEditorW *FormEditorW::instance()
 397 {
 398     ensureInitStage(FullyInitialized);
 399     return m_self;
 400 }
 401
 402 void FormEditorW::deleteInstance()
 403 {
 404     delete m_self;
 405 }
 406
 407 void FormEditorW::setupActions()
 408 {
 409     Core::ActionManager *am = m_core->actionManager();
 410     Core::Command *command;
 411
 412     //menus
 413     Core::ActionContainer *medit =
 414         am->actionContainer(Core::Constants::M_EDIT);
 415     Core::ActionContainer *mtools =
 416         am->actionContainer(Core::Constants::M_TOOLS);
 417
 418     Core::ActionContainer *mformtools =
 419         am->createMenu(M_FORMEDITOR);
 420     mformtools->menu()->setTitle(tr("For&m Editor"));
 421     mtools->addMenu(mformtools);
 422
 423     //overridden actions
 424     bindShortcut(am->registerAction(m_fwm->actionUndo(), Core::Constants::UNDO, m_contexts), m_fwm->actionUndo());
 425     bindShortcut(am->registerAction(m_fwm->actionRedo(), Core::Constants::REDO, m_contexts), m_fwm->actionRedo());
 426     bindShortcut(am->registerAction(m_fwm->actionCut(), Core::Constants::CUT, m_contexts), m_fwm->actionCut());
 427     bindShortcut(am->registerAction(m_fwm->actionCopy(), Core::Constants::COPY, m_contexts), m_fwm->actionCopy());
 428     bindShortcut(am->registerAction(m_fwm->actionPaste(), Core::Constants::PASTE, m_contexts), m_fwm->actionPaste());
 429     bindShortcut(am->registerAction(m_fwm->actionSelectAll(), Core::Constants::SELECTALL, m_contexts), m_fwm->actionSelectAll());
 430
 431     m_actionPrint = new QAction(this);
 432     bindShortcut(am->registerAction(m_actionPrint, Core::Constants::PRINT, m_contexts), m_actionPrint);
 433     connect(m_actionPrint, SIGNAL(triggered()), this, SLOT(print()));
 434
 435     //'delete' action. Do not set a shortcut as Designer handles
 436     // the 'Delete' key by event filter. Setting a shortcut triggers
 437     // buggy behaviour on Mac (Pressing Delete in QLineEdit removing the widget).
 438     command = am->registerAction(m_fwm->actionDelete(), QLatin1String("FormEditor.Edit.Delete"), m_contexts);
 439     bindShortcut(command, m_fwm->actionDelete());
 440     command->setAttribute(Core::Command::CA_Hide);
 441     medit->addAction(command, Core::Constants::G_EDIT_COPYPASTE);
 442
 443     m_actionGroupEditMode = new QActionGroup(this);
 444     m_actionGroupEditMode->setExclusive(true);
 445     connect(m_actionGroupEditMode, SIGNAL(triggered(QAction*)), this, SLOT(activateEditMode(QAction*)));
 446
 447     m_modeActionSeparator = new QAction(this);
 448     m_modeActionSeparator->setSeparator(true);
 449     command = am->registerAction(m_modeActionSeparator, QLatin1String("FormEditor.Sep.ModeActions"), m_contexts);
 450     medit->addAction(command, Core::Constants::G_EDIT_OTHER);
 451
 452     m_toolActionIds.push_back(QLatin1String("FormEditor.WidgetEditor"));
 453     createEditModeAction(m_actionGroupEditMode, m_contexts, am, medit,
 454                          tr("Edit Widgets"), m_toolActionIds.back(),
 455                          EditModeWidgetEditor, QLatin1String("widgettool.png"), tr("F3"));
 456
 457     m_toolActionIds.push_back(QLatin1String("FormEditor.SignalsSlotsEditor"));
 458     createEditModeAction(m_actionGroupEditMode, m_contexts, am, medit,
 459                          tr("Edit Signals/Slots"), m_toolActionIds.back(),
 460                          EditModeSignalsSlotEditor, QLatin1String("signalslottool.png"), tr("F4"));
 461
 462     m_toolActionIds.push_back(QLatin1String("FormEditor.BuddyEditor"));
 463     createEditModeAction(m_actionGroupEditMode, m_contexts, am, medit,
 464                          tr("Edit Buddies"), m_toolActionIds.back(),
 465                          EditModeBuddyEditor, QLatin1String("buddytool.png"));
 466
 467     m_toolActionIds.push_back(QLatin1String("FormEditor.TabOrderEditor"));
 468     createEditModeAction(m_actionGroupEditMode, m_contexts, am, medit,
 469                          tr("Edit Tab Order"),  m_toolActionIds.back(),
 470                          EditModeTabOrderEditor, QLatin1String("tabordertool.png"));
 471
 472     //tool actions
 473     m_toolActionIds.push_back(QLatin1String("FormEditor.LayoutHorizontally"));
 474     const QString horizLayoutShortcut = osMac ? tr("Meta+H") : tr("Ctrl+H");
 475     addToolAction(m_fwm->actionHorizontalLayout(), am, m_contexts,
 476                   m_toolActionIds.back(), mformtools, horizLayoutShortcut);
 477
 478     m_toolActionIds.push_back(QLatin1String("FormEditor.LayoutVertically"));
 479     const QString vertLayoutShortcut = osMac ? tr("Meta+L") : tr("Ctrl+L");
 480     addToolAction(m_fwm->actionVerticalLayout(), am, m_contexts,
 481                   m_toolActionIds.back(),  mformtools, vertLayoutShortcut);
 482
 483     m_toolActionIds.push_back(QLatin1String("FormEditor.SplitHorizontal"));
 484     addToolAction(m_fwm->actionSplitHorizontal(), am, m_contexts,
 485                   m_toolActionIds.back(), mformtools);
 486
 487     m_toolActionIds.push_back(QLatin1String("FormEditor.SplitVertical"));
 488     addToolAction(m_fwm->actionSplitVertical(), am, m_contexts,
 489                   m_toolActionIds.back(), mformtools);
 490
 491     m_toolActionIds.push_back(QLatin1String("FormEditor.LayoutForm"));
 492     addToolAction(m_fwm->actionFormLayout(), am, m_contexts,
 493                   m_toolActionIds.back(),  mformtools);
 494
 495     m_toolActionIds.push_back(QLatin1String("FormEditor.LayoutGrid"));
 496     const QString gridShortcut = osMac ? tr("Meta+G") : tr("Ctrl+G");
 497     addToolAction(m_fwm->actionGridLayout(), am, m_contexts,
 498                   m_toolActionIds.back(),  mformtools, gridShortcut);
 499
 500     m_toolActionIds.push_back(QLatin1String("FormEditor.LayoutBreak"));
 501     addToolAction(m_fwm->actionBreakLayout(), am, m_contexts,
 502                   m_toolActionIds.back(), mformtools);
 503
 504     m_toolActionIds.push_back(QLatin1String("FormEditor.LayoutAdjustSize"));
 505     const QString adjustShortcut = osMac ? tr("Meta+J") : tr("Ctrl+J");
 506     addToolAction(m_fwm->actionAdjustSize(), am, m_contexts,
 507                   m_toolActionIds.back(),  mformtools, adjustShortcut);
 508
 509     m_toolActionIds.push_back(QLatin1String("FormEditor.SimplifyLayout"));
 510     addToolAction(m_fwm->actionSimplifyLayout(), am, m_contexts,
 511                   m_toolActionIds.back(),  mformtools);
 512
 513     createSeparator(this, am, m_contexts, mformtools, QLatin1String("FormEditor.Menu.Tools.Separator1"));
 514
 515     addToolAction(m_fwm->actionLower(), am, m_contexts,
 516                   QLatin1String("FormEditor.Lower"), mformtools);
 517
 518     addToolAction(m_fwm->actionRaise(), am, m_contexts,
 519                   QLatin1String("FormEditor.Raise"), mformtools);
 520
 521     // Commands that do not go into the editor toolbar
 522     createSeparator(this, am, m_contexts, mformtools, QLatin1String("FormEditor.Menu.Tools.Separator2"));
 523
 524     m_actionPreview = m_fwm->actionDefaultPreview();
 525     QTC_ASSERT(m_actionPreview, return);
 526     addToolAction(m_actionPreview,  am,  m_contexts,
 527                    QLatin1String("FormEditor.Preview"), mformtools, tr("Ctrl+Alt+R"));
 528
 529     // Preview in style...
 530     m_actionGroupPreviewInStyle = m_fwm->actionGroupPreviewInStyle();
 531     mformtools->addMenu(createPreviewStyleMenu(am, m_actionGroupPreviewInStyle));
 532
 533     // Form settings
 534     createSeparator(this, am, m_contexts,  medit, QLatin1String("FormEditor.Edit.Separator2"), Core::Constants::G_EDIT_OTHER);
 535
 536     createSeparator(this, am, m_contexts, mformtools, QLatin1String("FormEditor.Menu.Tools.Separator3"));
 537     QAction *actionFormSettings = m_fwm->actionShowFormWindowSettingsDialog();
 538     addToolAction(actionFormSettings, am, m_contexts, QLatin1String("FormEditor.FormSettings"), mformtools);
 539
 540     createSeparator(this, am, m_contexts, mformtools, QLatin1String("FormEditor.Menu.Tools.Separator4"));
 541     m_actionAboutPlugins = new QAction(tr("About Qt Designer plugins...."), this);
 542     addToolAction(m_actionAboutPlugins,  am,  m_contexts,
 543                    QLatin1String("FormEditor.AboutPlugins"), mformtools);
 544     connect(m_actionAboutPlugins,  SIGNAL(triggered()), m_fwm, SLOT(aboutPlugins()));
 545     m_actionAboutPlugins->setEnabled(false);
 546
 547     // FWM
 548     connect(m_fwm, SIGNAL(activeFormWindowChanged(QDesignerFormWindowInterface *)), this, SLOT(activeFormWindowChanged(QDesignerFormWindowInterface *)));
 549 }
 550
 551 QToolBar *FormEditorW::createEditorToolBar() const
 552 {
 553     QToolBar *editorToolBar = new QToolBar;
 554     Core::ActionManager *am = m_core->actionManager();
 555     const QStringList::const_iterator cend = m_toolActionIds.constEnd();
 556     for (QStringList::const_iterator it = m_toolActionIds.constBegin(); it != cend; ++it) {
 557         Core::Command *cmd = am->command(*it);
 558         QTC_ASSERT(cmd, continue);
 559         QAction *action = cmd->action();
 560         if (!action->icon().isNull()) // Simplify grid has no action yet
 561             editorToolBar->addAction(action);
 562     }
 563     const int size = editorToolBar->style()->pixelMetric(QStyle::PM_SmallIconSize);
 564     editorToolBar->setIconSize(QSize(size, size));
 565     editorToolBar->setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding);
 566     return editorToolBar;
 567 }
 568
 569 Core::ActionContainer *FormEditorW::createPreviewStyleMenu(Core::ActionManager *am,
 570                                                             QActionGroup *actionGroup)
 571 {
 572     const QString menuId = QLatin1String(M_FORMEDITOR_PREVIEW);
 573     Core::ActionContainer *menuPreviewStyle = am->createMenu(menuId);
 574     menuPreviewStyle->menu()->setTitle(tr("Preview in"));
 575
 576     // The preview menu is a list of invisible actions for the embedded design
 577     // device profiles (integer data) followed by a separator and the styles
 578     // (string data). Make device profiles update their text and hide them
 579     // in the configuration dialog.
 580     const QList<QAction*> actions = actionGroup->actions();
 581
 582     const QString deviceProfilePrefix = QLatin1String("DeviceProfile");
 583     const QChar dot = QLatin1Char('.');
 584
 585     foreach (QAction* a, actions) {
 586         QString name = menuId;
 587         name += dot;
 588         const QVariant data = a->data();
 589         const bool isDeviceProfile = data.type() == QVariant::Int;
 590         if (isDeviceProfile) {
 591             name += deviceProfilePrefix;
 592             name += dot;
 593         }
 594         name += data.toString();
 595         Core::Command *command = am->registerAction(a, name, m_contexts);
 596         bindShortcut(command, a);
 597         if (isDeviceProfile) {
 598             command->setAttribute(Core::Command::CA_UpdateText);
 599             command->setAttribute(Core::Command::CA_NonConfigureable);
 600         }
 601         menuPreviewStyle->addAction(command);
 602     }
 603     return menuPreviewStyle;
 604 }
 605
 606 void FormEditorW::saveSettings(QSettings *s)
 607 {
 608     s->beginGroup(settingsGroup);
 609     m_editorWidget->saveSettings(s);
 610     s->endGroup();
 611 }
 612
 613 void FormEditorW::critical(const QString &errorMessage)
 614 {
 615     QMessageBox::critical(m_core->mainWindow(), tr("Designer"),  errorMessage);
 616 }
 617
 618 // Apply the command shortcut to the action and connects to the command's keySequenceChanged signal
 619 void FormEditorW::bindShortcut(Core::Command *command, QAction *action)
 620 {
 621     m_commandToDesignerAction.insert(command, action);
 622     connect(command, SIGNAL(keySequenceChanged()),
 623             m_shortcutMapper, SLOT(map()));
 624     m_shortcutMapper->setMapping(command, command);
 625     updateShortcut(command);
 626 }
 627
 628 // Create an action to activate a designer tool
 629 QAction *FormEditorW::createEditModeAction(QActionGroup *ag,
 630                                      const Core::Context &context,
 631                                      Core::ActionManager *am,
 632                                      Core::ActionContainer *medit,
 633                                      const QString &actionName,
 634                                      const QString &name,
 635                                      int toolNumber,
 636                                      const QString &iconName,
 637                                      const QString &keySequence)
 638 {
 639     QAction *rc = new QAction(actionName, ag);
 640     rc->setCheckable(true);
 641     if (!iconName.isEmpty())
 642          rc->setIcon(designerIcon(iconName));
 643     Core::Command *command = am->registerAction(rc, name, context);
 644     command->setAttribute(Core::Command::CA_Hide);
 645     if (!keySequence.isEmpty())
 646         command->setDefaultKeySequence(QKeySequence(keySequence));
 647     bindShortcut(command, rc);
 648     medit->addAction(command, Core::Constants::G_EDIT_OTHER);
 649     rc->setData(toolNumber);
 650     ag->addAction(rc);
 651     return rc;
 652 }
 653
 654 // Create a tool action
 655 Core::Command *FormEditorW::addToolAction(QAction *a, Core::ActionManager *am,
 656                                           const Core::Context &context, const QString &name,
 657                                           Core::ActionContainer *c1, const QString &keySequence)
 658 {
 659     Core::Command *command = am->registerAction(a, name, context);
 660     if (!keySequence.isEmpty())
 661         command->setDefaultKeySequence(QKeySequence(keySequence));
 662     if (!a->isSeparator())
 663         bindShortcut(command, a);
 664     c1->addAction(command);
 665     return command;
 666 }
 667
 668 EditorData FormEditorW::createEditor(QWidget *parent)
 669 {
 670     if (Designer::Constants::Internal::debug)
 671         qDebug() << "FormEditorW::createEditor";
 672     // Create and associate form and text editor.
 673     EditorData data;
 674     m_fwm->closeAllPreviews();
 675     qdesigner_internal::FormWindowBase *form = qobject_cast<qdesigner_internal::FormWindowBase *>(m_fwm->createFormWindow(0));
 676     QTC_ASSERT(form, return data);
 677     connect(form, SIGNAL(toolChanged(int)), this, SLOT(toolChanged(int)));
 678     ResourceHandler *resourceHandler = new ResourceHandler(form);
 679     form->setDesignerGrid(qdesigner_internal::FormWindowBase::defaultDesignerGrid());
 680     qdesigner_internal::FormWindowBase::setupDefaultAction(form);
 681     data.widgetHost = new SharedTools::WidgetHost( /* parent */ 0, form);
 682     DesignerXmlEditor *xmlEditor = new DesignerXmlEditor(form, parent);
 683     TextEditor::TextEditorSettings::instance()->initializeEditor(xmlEditor);
 684     data.formWindowEditor = xmlEditor->designerEditor();
 685     connect(data.widgetHost, SIGNAL(formWindowSizeChanged(int,int)),
 686             xmlEditor, SIGNAL(changed()));
 687     connect(data.formWindowEditor->file(), SIGNAL(changed()),
 688             resourceHandler, SLOT(updateResources()));
 689     m_editorWidget->add(data);
 690
 691     m_toolBar->addEditor(xmlEditor->editableInterface());
 692
 693     return data;
 694 }
 695
 696 void FormEditorW::updateShortcut(QObject *command)
 697 {
 698     Core::Command *c = qobject_cast<Core::Command *>(command);
 699     if (!c)
 700         return;
 701     QAction *a = m_commandToDesignerAction.value(c);
 702     if (!a)
 703         return;
 704     a->setShortcut(c->action()->shortcut());
 705 }
 706
 707 void FormEditorW::currentEditorChanged(Core::IEditor *editor)
 708 {
 709     if (Designer::Constants::Internal::debug)
 710         qDebug() << Q_FUNC_INFO << editor << " of " << m_fwm->formWindowCount();
 711
 712     if (editor && editor->id() == QLatin1String(Constants::K_DESIGNER_XML_EDITOR_ID)) {
 713         FormWindowEditor *xmlEditor = qobject_cast<FormWindowEditor *>(editor);
 714         QTC_ASSERT(xmlEditor, return);
 715         ensureInitStage(FullyInitialized);
 716         SharedTools::WidgetHost *fw = m_editorWidget->formWindowEditorForXmlEditor(xmlEditor);
 717         QTC_ASSERT(fw, return)
 718         m_editorWidget->setVisibleEditor(xmlEditor);
 719         m_fwm->setActiveFormWindow(fw->formWindow());
 720     }
 721 }
 722
 723 void FormEditorW::activeFormWindowChanged(QDesignerFormWindowInterface *afw)
 724 {
 725     if (Designer::Constants::Internal::debug)
 726         qDebug() << Q_FUNC_INFO << afw << " of " << m_fwm->formWindowCount();
 727
 728     m_fwm->closeAllPreviews();
 729     m_actionPreview->setEnabled(afw != 0);
 730     m_actionGroupPreviewInStyle->setEnabled(afw != 0);
 731 }
 732
 733 EditorData FormEditorW::activeEditor() const
 734 {
 735     if (m_editorWidget)
 736         return m_editorWidget->activeEditor();
 737     return EditorData();
 738 }
 739
 740 void FormEditorW::activateEditMode(int id)
 741 {
 742     if (const int count = m_fwm->formWindowCount())
 743         for (int i = 0; i <  count; i++)
 744              m_fwm->formWindow(i)->setCurrentTool(id);
 745 }
 746
 747 void FormEditorW::activateEditMode(QAction* a)
 748 {
 749     activateEditMode(a->data().toInt());
 750 }
 751
 752 void FormEditorW::toolChanged(int t)
 753 {
 754     typedef QList<QAction *> ActionList;
 755     if (const QAction *currentAction = m_actionGroupEditMode->checkedAction())
 756         if (currentAction->data().toInt() == t)
 757             return;
 758     const ActionList actions = m_actionGroupEditMode->actions();
 759     const ActionList::const_iterator cend = actions.constEnd();
 760     for (ActionList::const_iterator it = actions.constBegin(); it != cend; ++it)
 761         if ( (*it)->data().toInt() == t) {
 762             (*it)->setChecked(true);
 763             break;
 764         }
 765 }
 766
 767 void FormEditorW::closeFormEditorsForXmlEditors(QList<Core::IEditor*> editors)
 768 {
 769     foreach(Core::IEditor *editor, editors) {
 770         m_editorWidget->removeFormWindowEditor(editor);
 771     }
 772 }
 773
 774 void FormEditorW::print()
 775 {
 776     // Printing code courtesy of designer_actions.cpp
 777     QDesignerFormWindowInterface *fw = m_fwm->activeFormWindow();
 778     if (!fw)
 779         return;
 780
 781     const bool oldFullPage =  m_core->printer()->fullPage();
 782     const QPrinter::Orientation oldOrientation =  m_core->printer()->orientation ();
 783     m_core->printer()->setFullPage(false);
 784     do {
 785
 786         // Grab the image to be able to a suggest suitable orientation
 787         QString errorMessage;
 788         const QPixmap pixmap = m_fwm->createPreviewPixmap(&errorMessage);
 789         if (pixmap.isNull()) {
 790             critical(tr("The image could not be created: %1").arg(errorMessage));
 791             break;
 792         }
 793
 794         const QSizeF pixmapSize = pixmap.size();
 795         m_core->printer()->setOrientation( pixmapSize.width() > pixmapSize.height() ?  QPrinter::Landscape :  QPrinter::Portrait);
 796
 797         // Printer parameters
 798         QPrintDialog dialog(m_core->printer(), fw);
 799         if (!dialog.exec())
 800            break;
 801
 802         const QCursor oldCursor = m_core->mainWindow()->cursor();
 803         m_core->mainWindow()->setCursor(Qt::WaitCursor);
 804         // Estimate of required scaling to make form look the same on screen and printer.
 805         const double suggestedScaling = static_cast<double>(m_core->printer()->physicalDpiX()) /  static_cast<double>(fw->physicalDpiX());
 806
 807         QPainter painter(m_core->printer());
 808         painter.setRenderHint(QPainter::SmoothPixmapTransform);
 809
 810         // Clamp to page
 811         const QRectF page =  painter.viewport();
 812         const double maxScaling = qMin(page.size().width() / pixmapSize.width(), page.size().height() / pixmapSize.height());
 813         const double scaling = qMin(suggestedScaling, maxScaling);
 814
 815         const double xOffset = page.left() + qMax(0.0, (page.size().width()  - scaling * pixmapSize.width())  / 2.0);
 816         const double yOffset = page.top()  + qMax(0.0, (page.size().height() - scaling * pixmapSize.height()) / 2.0);
 817
 818         // Draw.
 819         painter.translate(xOffset, yOffset);
 820         painter.scale(scaling, scaling);
 821         painter.drawPixmap(0, 0, pixmap);
 822         m_core->mainWindow()->setCursor(oldCursor);
 823
 824     } while (false);
 825     m_core->printer()->setFullPage(oldFullPage);
 826     m_core->printer()->setOrientation(oldOrientation);
 827 }
 828
 829 } // namespace Internal
 830 } // namespace Designer