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/* This file is part of the KDE libraries
Copyright (C) 2000 David Faure <faure@kde.org>, Alexander Neundorf <neundorf@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef QEDITLISTBOX_H
#define QEDITLISTBOX_H
#include <tqgroupbox.h>
#include <tqlistbox.h>
class KLineEdit;
class TQComboBox;
class TQPushButton;
/**
* An editable listbox
*
* This class provides a editable listbox ;-), this means
* a listbox which is accompanied by a line edit to enter new
* items into the listbox and pushbuttons to add and remove
* items from the listbox and two buttons to move items up and down.
*
* \image html keditlistbox.png "KDE Edit List Box Widget"
*
*/
class QEditListBoxPrivate;
class QEditListBox : public QGroupBox
{
Q_OBJECT
Q_PROPERTY( TQStringList items READ items WRITE setItems )
public:
// @since 3.1
class CustomEditor
{
public:
CustomEditor()
: m_representationWidget( 0L ),
m_lineEdit( 0L ) {}
CustomEditor( TQWidget *repWidget, KLineEdit *edit )
: m_representationWidget( repWidget ),
m_lineEdit( edit ) {}
CustomEditor( TQComboBox *combo );
void setRepresentationWidget( TQWidget *repWidget ) {
m_representationWidget = repWidget;
}
void setLineEdit( KLineEdit *edit ) {
m_lineEdit = edit;
}
virtual TQWidget *representationWidget() const {
return m_representationWidget;
}
virtual KLineEdit *lineEdit() const {
return m_lineEdit;
}
protected:
TQWidget *m_representationWidget;
KLineEdit *m_lineEdit;
};
public:
/**
* Enumeration of the buttons, the listbox offers. Specify them in the
* constructor in the buttons parameter.
*/
enum Button { Add = 1, Remove = 2, UpDown = 4, All = Add|Remove|UpDown };
/**
* Create an editable listbox.
*
* If @p checkAtEntering is true, after every character you type
* in the line edit QEditListBox will enable or disable
* the Add-button, depending whether the current content of the
* line edit is already in the listbox. Maybe this can become a
* performance hit with large lists on slow machines.
* If @p checkAtEntering is false,
* it will be checked if you press the Add-button. It is not
* possible to enter items twice into the listbox.
*/
QEditListBox(TQWidget *parent = 0, const char *name = 0,
bool checkAtEntering=false, int buttons = All );
/**
* Create an editable listbox.
*
* The same as the other constructor, additionally it takes
* @p title, which will be the title of the frame around the listbox.
*/
QEditListBox(const TQString& title, TQWidget *parent = 0,
const char *name = 0, bool checkAtEntering=false,
int buttons = All );
/**
* Another constructor, which allows to use a custom editing widget
* instead of the standard TQLineEdit widget. E.g. you can use a
* KURLRequester or a TQComboBox as input widget. The custom
* editor must consist of a lineedit and optionally another widget that
* is used as representation. A TQComboBox or a KURLRequester have a
* TQLineEdit as child-widget for example, so the TQComboBox is used as
* the representation widget.
*
* @see KURLRequester::customEditor()
* @since 3.1
*/
QEditListBox( const TQString& title,
const CustomEditor &customEditor,
TQWidget *parent = 0, const char *name = 0,
bool checkAtEntering = false, int buttons = All );
virtual ~QEditListBox();
/**
* Return a pointer to the embedded TQListBox.
*/
TQListBox* listBox() const { return m_listBox; }
/**
* Return a pointer to the embedded KLineEdit.
*/
KLineEdit* lineEdit() const { return m_lineEdit; }
/**
* Return a pointer to the Add button
*/
TQPushButton* addButton() const { return servNewButton; }
/**
* Return a pointer to the Remove button
*/
TQPushButton* removeButton() const { return servRemoveButton; }
/**
* Return a pointer to the Up button
*/
TQPushButton* upButton() const { return servUpButton; }
/**
* Return a pointer to the Down button
*/
TQPushButton* downButton() const { return servDownButton; }
/**
* See TQListBox::count()
*/
int count() const { return int(m_listBox->count()); }
/**
* See TQListBox::insertStringList()
*/
void insertStringList(const TQStringList& list, int index=-1);
/**
* See TQListBox::insertStringList()
*/
void insertStrList(const TQStrList* list, int index=-1);
/**
* See TQListBox::insertStrList()
*/
void insertStrList(const TQStrList& list, int index=-1);
/**
* See TQListBox::insertStrList()
*/
void insertStrList(const char ** list, int numStrings=-1, int index=-1);
/**
* See TQListBox::insertItem()
*/
void insertItem(const TQString& text, int index=-1) {m_listBox->insertItem(text,index);}
/**
* Clears both the listbox and the line edit.
*/
void clear();
/**
* See TQListBox::text()
*/
TQString text(int index) const { return m_listBox->text(index); }
/**
* See TQListBox::currentItem()
*/
int currentItem() const;
/**
* See TQListBox::currentText()
*/
TQString currentText() const { return m_listBox->currentText(); }
/**
* @returns a stringlist of all items in the listbox
*/
TQStringList items() const;
/**
* Clears the listbox and sets the contents to @p items
*
* @since 3.4
*/
void setItems(const TQStringList& items);
signals:
void changed();
/**
* This signal is emitted when the user adds a new string to the list,
* the parameter is the added string.
* @since 3.2
*/
void added( const TQString & text );
/**
* This signal is emitted when the user removes a string from the list,
* the parameter is the removed string.
* @since 3.2
*/
void removed( const TQString & text );
protected slots:
//the names should be self-explaining
void moveItemUp();
void moveItemDown();
void addItem();
void removeItem();
void enableMoveButtons(int index);
void typedSomething(const TQString& text);
private:
TQListBox *m_listBox;
TQPushButton *servUpButton, *servDownButton;
TQPushButton *servNewButton, *servRemoveButton;
KLineEdit *m_lineEdit;
//this is called in both ctors, to avoid code duplication
void init( bool checkAtEntering, int buttons,
TQWidget *representationWidget = 0L );
protected:
virtual void virtual_hook( int id, void* data );
private:
//our lovely private d-pointer
QEditListBoxPrivate *d;
};
#endif
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