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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt Designer of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** 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.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia 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.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef FORMWINDOW_H
#define FORMWINDOW_H
#include "formeditor_global.h"
#include "qdesignerundostack.h"
#include <formwindowbase_p.h>
// Qt
#include <QtCore/QHash>
#include <QtCore/QList>
#include <QtCore/QMap>
#include <QtCore/QSet>
#include <QtCore/QPointer>
QT_BEGIN_NAMESPACE
class QDesignerDnDItemInterface;
class QDesignerTaskMenuExtension;
class DomConnections;
class QWidget;
class QAction;
class QLabel;
class QTimer;
class QAction;
class QMenu;
class QRubberBand;
namespace qdesigner_internal {
class FormEditor;
class FormWindowCursor;
class WidgetEditorTool;
class FormWindowWidgetStack;
class FormWindowManager;
class FormWindowDnDItem;
class SetPropertyCommand;
class QT_FORMEDITOR_EXPORT FormWindow: public FormWindowBase
{
Q_OBJECT
public:
explicit FormWindow(FormEditor *core, QWidget *parent = 0, Qt::WindowFlags flags = 0);
virtual ~FormWindow();
virtual QDesignerFormEditorInterface *core() const;
virtual QDesignerFormWindowCursorInterface *cursor() const;
// Overwritten: FormWindowBase
virtual QWidget *formContainer() const;
virtual int toolCount() const;
virtual int currentTool() const;
virtual void setCurrentTool(int index);
virtual QDesignerFormWindowToolInterface *tool(int index) const;
virtual void registerTool(QDesignerFormWindowToolInterface *tool);
virtual QString author() const;
virtual void setAuthor(const QString &author);
virtual QString comment() const;
virtual void setComment(const QString &comment);
virtual void layoutDefault(int *margin, int *spacing);
virtual void setLayoutDefault(int margin, int spacing);
virtual void layoutFunction(QString *margin, QString *spacing);
virtual void setLayoutFunction(const QString &margin, const QString &spacing);
virtual QString pixmapFunction() const;
virtual void setPixmapFunction(const QString &pixmapFunction);
virtual QString exportMacro() const;
virtual void setExportMacro(const QString &exportMacro);
virtual QStringList includeHints() const;
virtual void setIncludeHints(const QStringList &includeHints);
virtual QString fileName() const;
virtual void setFileName(const QString &fileName);
virtual QString contents() const;
virtual void setContents(const QString &contents);
virtual void setContents(QIODevice *dev);
virtual QDir absoluteDir() const;
virtual void simplifySelection(QWidgetList *sel) const;
virtual void ensureUniqueObjectName(QObject *object);
virtual QWidget *mainContainer() const;
void setMainContainer(QWidget *mainContainer);
bool isMainContainer(const QWidget *w) const;
QWidget *currentWidget() const;
bool hasInsertedChildren(QWidget *w) const;
QList<QWidget *> selectedWidgets() const;
void clearSelection(bool changePropertyDisplay=true);
bool isWidgetSelected(QWidget *w) const;
void selectWidget(QWidget *w, bool select=true);
void selectWidgets();
void repaintSelection();
void updateSelection(QWidget *w);
void updateChildSelections(QWidget *w);
void raiseChildSelections(QWidget *w);
void raiseSelection(QWidget *w);
inline const QList<QWidget *>& widgets() const { return m_widgets; }
inline int widgetCount() const { return m_widgets.count(); }
inline QWidget *widgetAt(int index) const { return m_widgets.at(index); }
QList<QWidget *> widgets(QWidget *widget) const;
QWidget *createWidget(DomUI *ui, const QRect &rect, QWidget *target);
bool isManaged(QWidget *w) const;
void manageWidget(QWidget *w);
void unmanageWidget(QWidget *w);
virtual QUndoStack *commandHistory() const;
void beginCommand(const QString &description);
void endCommand();
virtual bool blockSelectionChanged(bool blocked);
virtual void emitSelectionChanged();
bool unify(QObject *w, QString &s, bool changeIt);
bool isDirty() const;
void setDirty(bool dirty);
static FormWindow *findFormWindow(QWidget *w);
virtual QWidget *containerAt(const QPoint &pos);
virtual QWidget *widgetAt(const QPoint &pos);
virtual void highlightWidget(QWidget *w, const QPoint &pos,
HighlightMode mode = Highlight);
void updateOrderIndicators();
bool handleEvent(QWidget *widget, QWidget *managedWidget, QEvent *event);
QStringList resourceFiles() const;
void addResourceFile(const QString &path);
void removeResourceFile(const QString &path);
void resizeWidget(QWidget *widget, const QRect &geometry);
bool dropDockWidget(QDesignerDnDItemInterface *item, const QPoint &global_mouse_pos);
bool dropWidgets(const QList<QDesignerDnDItemInterface*> &item_list, QWidget *target,
const QPoint &global_mouse_pos);
virtual QWidget *findContainer(QWidget *w, bool excludeLayout) const;
// for WidgetSelection only.
QWidget *designerWidget(QWidget *w) const;
// Initialize and return a popup menu for a managed widget
QMenu *initializePopupMenu(QWidget *managedWidget);
virtual void paste(PasteMode pasteMode);
virtual QEditorFormBuilder *createFormBuilder();
bool eventFilter(QObject *watched, QEvent *event);
signals:
void contextMenuRequested(QMenu *menu, QWidget *widget);
public slots:
void deleteWidgets();
void raiseWidgets();
void lowerWidgets();
void copy();
void cut();
void paste();
void selectAll();
void createLayout(int type, QWidget *container = 0);
void morphLayout(QWidget *container, int newType);
void breakLayout(QWidget *w);
void editContents();
protected:
virtual QMenu *createPopupMenu(QWidget *w);
virtual void resizeEvent(QResizeEvent *e);
void insertWidget(QWidget *w, const QRect &rect, QWidget *target, bool already_in_form = false);
private slots:
void selectionChangedTimerDone();
void checkSelection();
void checkSelectionNow();
void slotSelectWidget(QAction *);
private:
enum MouseState {
NoMouseState,
// Double click received
MouseDoubleClicked,
// Drawing selection rubber band rectangle
MouseDrawRubber,
// Started a move operation
MouseMoveDrag,
// Click on a widget whose parent is selected. Defer selection to release
MouseDeferredSelection
};
MouseState m_mouseState;
QPointer<QWidget> m_lastClickedWidget;
void init();
void initializeCoreTools();
int getValue(const QRect &rect, int key, bool size) const;
int calcValue(int val, bool forward, bool snap, int snapOffset) const;
void handleClickSelection(QWidget *managedWidget, unsigned mouseFlags);
bool frameNeeded(QWidget *w) const;
enum RectType { Insert, Rubber };
void startRectDraw(const QPoint &global, QWidget *, RectType t);
void continueRectDraw(const QPoint &global, QWidget *, RectType t);
void endRectDraw();
QWidget *containerAt(const QPoint &pos, QWidget *notParentOf);
void checkPreviewGeometry(QRect &r);
bool handleContextMenu(QWidget *widget, QWidget *managedWidget, QContextMenuEvent *e);
bool handleMouseButtonDblClickEvent(QWidget *widget, QWidget *managedWidget, QMouseEvent *e);
bool handleMousePressEvent(QWidget *widget, QWidget *managedWidget, QMouseEvent *e);
bool handleMouseMoveEvent(QWidget *widget, QWidget *managedWidget, QMouseEvent *e);
bool handleMouseReleaseEvent(QWidget *widget, QWidget *managedWidget, QMouseEvent *e);
bool handleKeyPressEvent(QWidget *widget, QWidget *managedWidget, QKeyEvent *e);
bool handleKeyReleaseEvent(QWidget *widget, QWidget *managedWidget, QKeyEvent *e);
bool isCentralWidget(QWidget *w) const;
bool setCurrentWidget(QWidget *currentWidget);
bool trySelectWidget(QWidget *w, bool select);
void dragWidgetWithinForm(QWidget *widget, const QRect &targetGeometry, QWidget *targetContainer);
void setCursorToAll(const QCursor &c, QWidget *start);
QPoint mapToForm(const QWidget *w, const QPoint &pos) const;
bool canBeBuddy(QWidget *w) const;
QWidget *findTargetContainer(QWidget *widget) const;
void clearMainContainer();
static int widgetDepth(const QWidget *w);
static bool isChildOf(const QWidget *c, const QWidget *p);
void editWidgets();
void updateWidgets();
void handleArrowKeyEvent(int key, Qt::KeyboardModifiers modifiers);
void layoutSelection(int type);
void layoutContainer(QWidget *w, int type);
private:
QWidget *innerContainer(QWidget *outerContainer) const;
QWidget *containerForPaste() const;
QAction *createSelectAncestorSubMenu(QWidget *w);
void selectSingleWidget(QWidget *w);
FormEditor *m_core;
FormWindowCursor *m_cursor;
QWidget *m_mainContainer;
QWidget *m_currentWidget;
bool m_blockSelectionChanged;
QPoint m_rectAnchor;
QRect m_currRect;
QWidgetList m_widgets;
QSet<QWidget*> m_insertedWidgets;
class Selection;
Selection *m_selection;
QPoint m_startPos;
QDesignerUndoStack m_undoStack;
QString m_fileName;
typedef QPair<QPalette ,bool> PaletteAndFill;
typedef QMap<QWidget*, PaletteAndFill> WidgetPaletteMap;
WidgetPaletteMap m_palettesBeforeHighlight;
QRubberBand *m_rubberBand;
QTimer *m_selectionChangedTimer;
QTimer *m_checkSelectionTimer;
QTimer *m_geometryChangedTimer;
FormWindowWidgetStack *m_widgetStack;
WidgetEditorTool *m_widgetEditor;
QStringList m_resourceFiles;
QString m_comment;
QString m_author;
QString m_pixmapFunction;
int m_defaultMargin, m_defaultSpacing;
QString m_marginFunction, m_spacingFunction;
QString m_exportMacro;
QStringList m_includeHints;
QPoint m_contextMenuPosition;
private:
friend class WidgetEditorTool;
};
} // namespace qdesigner_internal
QT_END_NAMESPACE
#endif // FORMWINDOW_H
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