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145 lines
4.2 KiB
145 lines
4.2 KiB
/***************************************************************************
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*
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* Copyright (C) 2005 Elad Lahav (elad_lahav@users.sourceforge.net)
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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***************************************************************************/
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#ifndef SEARCHLIST_H
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#define SEARCHLIST_H
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#include <tqwidget.h>
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#include <tqvbox.h>
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#include <tqlineedit.h>
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#include <tqlistview.h>
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#include <tqtooltip.h>
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class SearchList;
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/**
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* Defines a line text edit for searchable list view.
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* The widget is based on TQLineEdit with additional key functions
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* Supported key events (up and down) are emitted as signals
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* @author Albert Yosher
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*/
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class SearchLineEdit : public TQLineEdit
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{
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TQ_OBJECT
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public:
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SearchLineEdit(TQWidget* pParent) : TQLineEdit(pParent) {};
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~SearchLineEdit() {};
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signals:
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/**
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* Emitted when one of the up/down or page up/page down keys were pressed
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* inside this edit widget.
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* @param pEvent The event received for this key press
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*/
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void keyPressed(TQKeyEvent* pEvent);
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private:
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virtual void keyPressEvent(TQKeyEvent*);
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};
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/**
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* A tool-tip class for the search list.
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* Enables sub-classes of the list to provide a customised tool-tip for each
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* list item.
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* @author Gabor Fekete
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*/
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class ListToolTip : public TQToolTip
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{
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public:
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ListToolTip(SearchList* pParent);
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protected:
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virtual void maybeTip(const TQPoint& pt);
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private:
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/** The owner widget. */
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SearchList* m_pList;
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};
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/**
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* Defines a searchable list view.
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* The widget is composed of a list view, and an edit box used to enter
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* search data. Whenever the text in the edit box changes, the list view is
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* set to point to the first item that matches the new text.
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* @author Elad Lahav
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*/
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class SearchList : public TQVBox
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{
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TQ_OBJECT
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public:
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SearchList(int nSearchCol, TQWidget* pParent = 0, const char* szName = 0);
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~SearchList();
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/**
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* @return A pointer to the list part of the widget.
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*/
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TQListView* getList() { return m_pList; }
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/**
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* Constructs a tool-tip for the given item.
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* @param pItem The item for which a tip is required
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* @param sTip The constructed tip string (on return)
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* @return True to display the tip, false otherwise
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*/
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virtual bool getTip(TQListViewItem* pItem, TQString& sTip) = 0;
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public slots:
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void slotSetFocus();
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protected:
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/** The search edit-box. */
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TQLineEdit* m_pEdit;
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/** The list part of the widget. */
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TQListView* m_pList;
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/**
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* Called whenever the user selects an item in the list by either double-
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* clicking it, or by highlighting the item and pressing the ENTER key.
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* @param pItem The selected list item
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*/
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virtual void processItemSelected(TQListViewItem* pItem) = 0;
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protected slots:
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void slotFindItem(const TQString&);
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void slotItemSelected(TQListViewItem*);
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void slotItemSelected();
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void slotKeyPressed(TQKeyEvent*);
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private:
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/** Specifies the search column, i.e., the list column whose strings are
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compared with the text in the search edit-box. */
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int m_nSearchCol;
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/** A tool-tip for the list entries. */
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ListToolTip* m_pToolTip;
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};
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#endif
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