tools/designer/src/components/widgetbox/widgetboxtreewidget.h
changeset 0 1918ee327afb
child 4 3b1da2848fc7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tools/designer/src/components/widgetbox/widgetboxtreewidget.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,150 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the Qt Designer of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** 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, 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.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef WIDGETBOXTREEWIDGET_H
+#define WIDGETBOXTREEWIDGET_H
+
+#include <qdesigner_widgetbox_p.h>
+
+#include <QtGui/QTreeWidget>
+#include <QtGui/QIcon>
+#include <QtCore/QList>
+#include <QtCore/QHash>
+#include <QtCore/QXmlStreamReader> // Cannot forward declare them on Mac
+#include <QtCore/QXmlStreamWriter>
+
+QT_BEGIN_NAMESPACE
+
+class QDesignerFormEditorInterface;
+class QDesignerDnDItemInterface;
+
+class QTimer;
+
+namespace qdesigner_internal {
+
+class WidgetBoxCategoryListView;
+
+// WidgetBoxTreeWidget: A tree of categories
+
+class WidgetBoxTreeWidget : public QTreeWidget
+{
+    Q_OBJECT
+
+public:
+    typedef QDesignerWidgetBoxInterface::Widget Widget;
+    typedef QDesignerWidgetBoxInterface::Category Category;
+    typedef QDesignerWidgetBoxInterface::CategoryList CategoryList;
+
+    explicit WidgetBoxTreeWidget(QDesignerFormEditorInterface *core, QWidget *parent = 0);
+    ~WidgetBoxTreeWidget();
+
+    int categoryCount() const;
+    Category category(int cat_idx) const;
+    void addCategory(const Category &cat);
+    void removeCategory(int cat_idx);
+
+    int widgetCount(int cat_idx) const;
+    Widget widget(int cat_idx, int wgt_idx) const;
+    void addWidget(int cat_idx, const Widget &wgt);
+    void removeWidget(int cat_idx, int wgt_idx);
+
+    void dropWidgets(const QList<QDesignerDnDItemInterface*> &item_list);
+
+    void setFileName(const QString &file_name);
+    QString fileName() const;
+    bool load(QDesignerWidgetBox::LoadMode loadMode);
+    bool loadContents(const QString &contents);
+    bool save();
+    QIcon iconForWidget(QString iconName) const;
+
+signals:
+    void pressed(const QString name, const QString dom_xml, const QPoint &global_mouse_pos);
+
+public slots:
+    void filter(const QString &);
+
+protected:
+    void contextMenuEvent(QContextMenuEvent *e);
+    void resizeEvent(QResizeEvent *e);
+
+private slots:
+    void slotSave();
+    void slotScratchPadItemDeleted();
+    void slotLastScratchPadItemDeleted();
+
+    void handleMousePress(QTreeWidgetItem *item);
+    void deleteScratchpad();
+    void slotListMode();
+    void slotIconMode();
+
+private:
+    WidgetBoxCategoryListView *addCategoryView(QTreeWidgetItem *parent, bool iconMode);
+    WidgetBoxCategoryListView *categoryViewAt(int idx) const;
+    void adjustSubListSize(QTreeWidgetItem *cat_item);
+
+    static bool readCategories(const QString &fileName, const QString &xml, CategoryList *cats, QString *errorMessage);
+    static bool readWidget(Widget *w, const QString &xml, QXmlStreamReader &r);
+
+    CategoryList loadCustomCategoryList() const;
+    void writeCategories(QXmlStreamWriter &writer, const CategoryList &cat_list) const;
+
+    int indexOfCategory(const QString &name) const;
+    int indexOfScratchpad() const;
+    int ensureScratchpad();
+    void addCustomCategories(bool replace);
+
+    void saveExpandedState() const;
+    void restoreExpandedState();
+    void updateViewMode();
+
+    QDesignerFormEditorInterface *m_core;
+    QString m_file_name;
+    typedef QHash<QString, QIcon> IconCache;
+    mutable IconCache m_pluginIcons;
+    bool m_iconMode;
+    QTimer *m_scratchPadDeleteTimer;
+};
+
+}  // namespace qdesigner_internal
+
+QT_END_NAMESPACE
+
+#endif // WIDGETBOXTREEWIDGET_H