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/*********
*
* This file is part of BibleTime's source code, http://www.bibletime.info/.
*
* Copyright 1999-2007 by the BibleTime developers.
* The BibleTime source code is licensed under the GNU General Public License version 2.0.
*
**********/
#ifndef CMODULECHOOSERDIALOG_H
#define CMODULECHOOSERDIALOG_H
class CSwordModuleInfo;
#include "backend/btmoduletreeitem.h"
#include <QDialog>
#include <QList>
#include <QTreeWidget>
class QDialogButtonBox;
/**
* Abstract dialog which lets the user select modules with checkboxes.
* The dialog will be destroyed after closing. Connect the modulesChanged() signal
* to handle the selection before the dialog is destroyed.
*/
class CModuleChooserDialog : public QDialog
{
Q_OBJECT
public:
/**
* Use your own constructor to set extra members.
* Filters list is given to the module tree creator, see BTModuleTreeItem.
* For module list see BTModuleTreeItem constructor documentation.
* Call init() after the constructor, either in the end of your own constructor or from outside.
*/
CModuleChooserDialog(QWidget* parent, QString title, QString label, QList<CSwordModuleInfo*>* allModules = 0);
virtual ~CModuleChooserDialog() {}
/** Call this after/from the constructor.*/
void init();
/** Set the module tree grouping.
* Initially it's taken from the CBTConfig so it needs to be set only if that default is not adequate.
* This must be called before the tree is initialized, i.e. before init().
*/
void setGrouping(BTModuleTreeItem::Grouping grouping) {m_grouping = grouping;}
/** Set the module tree filters. See setGrouping() for the calling convention and
* BTModuleTreeItem for the filters. By default the filters list is empty.
*/
void setFilters(QList<BTModuleTreeItem::Filter*> filters) {m_filters = filters;}
QTreeWidget* treeWidget() {return m_moduleChooser;}
QPushButton* okButton();
signals:
/** The signal is sent when the OK button is clicked. The list includes the selected (checked) modules. The tree widget can be used through the pointer for more complicated actions. */
void modulesChanged(QList<CSwordModuleInfo*>, QTreeWidget*);
protected:
/**
* Initialize one tree widget item.
* To be overridden. This is called for each QTreeWidgetItem when it is created.
* Here you can set for example the checked status of the item.
*/
virtual void initModuleItem(BTModuleTreeItem* btItem, QTreeWidgetItem* widgetItem) = 0;
private slots:
/** Emits the signal modulesChanged() with the list of the selected modules. */
void slotOk();
private:
/** Initialize the module tree. */
void initTree();
/** Initializes the view of this dialog.*/
void initView();
/** Call this from initTree(). */
void createModuleTree(BTModuleTreeItem* item, QTreeWidgetItem* widgetItem);
QTreeWidget *m_moduleChooser;
QDialogButtonBox *m_buttonBox;
QString m_title;
QString m_labelText;
QList<BTModuleTreeItem::Filter*> m_filters;
BTModuleTreeItem::Grouping m_grouping;
QList<CSwordModuleInfo*> m_moduleList;
};
#endif
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