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authorTimothy Pearson <[email protected]>2013-02-07 19:48:27 -0600
committerTimothy Pearson <[email protected]>2013-02-07 19:48:27 -0600
commit43636e0371d99c0e3d623a39dfde6f1f685968fe (patch)
treea75b777f83c1c247a69d821cfff78e4ab7953ef8 /tdeui/tdecompletionbox.h
parent546d2312d9b4a09110dd2d87fc7f07b330f7ce95 (diff)
downloadtdelibs-43636e0371d99c0e3d623a39dfde6f1f685968fe.tar.gz
tdelibs-43636e0371d99c0e3d623a39dfde6f1f685968fe.zip
Rename kcompletionbox
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+/* This file is part of the KDE libraries
+
+ Copyright (c) 2000 Carsten Pfeiffer <[email protected]>
+ 2000 Stefan Schimanski <[email protected]>
+ 2000,2001,2002,2003,2004 Dawit Alemayehu <[email protected]>
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License (LGPL) 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 KCOMPLETIONBOX_H
+#define KCOMPLETIONBOX_H
+
+class TQEvent;
+#include <tqstringlist.h>
+#include <tdelistbox.h>
+
+/**
+ * @short A helper widget for "completion-widgets" (KLineEdit, KComboBox))
+ *
+ * A little utility class for "completion-widgets", like KLineEdit or
+ * KComboBox. TDECompletionBox is a listbox, displayed as a rectangle without
+ * any window decoration, usually directly under the lineedit or combobox.
+ * It is filled with all possible matches for a completion, so the user
+ * can select the one he wants.
+ *
+ * It is used when TDEGlobalSettings::Completion == CompletionPopup or CompletionPopupAuto.
+ *
+ * @author Carsten Pfeiffer <[email protected]>
+ */
+class TDEUI_EXPORT TDECompletionBox : public TDEListBox
+{
+ Q_OBJECT
+ TQ_PROPERTY( bool isTabHandling READ isTabHandling WRITE setTabHandling )
+ TQ_PROPERTY(TQString cancelledText READ cancelledText WRITE setCancelledText)
+ TQ_PROPERTY( bool activateOnSelect READ activateOnSelect WRITE setActivateOnSelect )
+
+public:
+ /**
+ * Constructs a TDECompletionBox.
+ *
+ * The parent widget is used to give the focus back when pressing the
+ * up-button on the very first item.
+ */
+ TDECompletionBox( TQWidget *parent, const char *name = 0 );
+
+ /**
+ * Destroys the box
+ */
+ ~TDECompletionBox();
+
+ virtual TQSize sizeHint() const;
+
+ /**
+ * @returns true if selecting an item results in the emition of the selected signal.
+ *
+ * @since 3.4.1
+ */
+ bool activateOnSelect() const;
+
+public slots:
+ /**
+ * Returns a list of all items currently in the box.
+ */
+ TQStringList items() const;
+
+ /**
+ * Inserts @p items into the box. Does not clear the items before.
+ * @p index determines at which position @p items will be inserted.
+ * (defaults to appending them at the end)
+ */
+ void insertItems( const TQStringList& items, int index = -1 );
+
+ /**
+ * Clears the box and inserts @p items.
+ */
+ void setItems( const TQStringList& items );
+
+ /**
+ * Adjusts the size of the box to fit the width of the parent given in the
+ * constructor and pops it up at the most appropriate place, relative to
+ * the parent.
+ *
+ * Depending on the screensize and the position of the parent, this may
+ * be a different place, however the default is to pop it up and the
+ * lower left corner of the parent.
+ *
+ * Make sure to hide() the box when appropriate.
+ */
+ virtual void popup();
+
+ /**
+ * Makes this widget (when visible) capture Tab-key events to traverse the
+ * items in the dropdown list.
+ *
+ * Default off, as it conflicts with the usual behavior of Tab to traverse
+ * widgets. It is useful for cases like Konqueror's Location Bar, though.
+ *
+ * @see isTabHandling
+ */
+ void setTabHandling( bool enable );
+
+ /**
+ * @returns true if this widget is handling Tab-key events to traverse the
+ * items in the dropdown list, otherwise false.
+ *
+ * Default is false.
+ *
+ * @see setTabHandling
+ */
+ bool isTabHandling() const;
+
+ /**
+ * Sets the text to be emitted if the user chooses not to
+ * pick from the available matches.
+ *
+ * If the canceled text is not set through this function, the
+ * userCancelled signal will not be emitted.
+ *
+ * @see userCancelled( const TQString& )
+ * @param txt the text to be emitted if the user cancels this box
+ */
+ void setCancelledText( const TQString& txt);
+
+ /**
+ * @returns the text set via setCancelledText() or TQString::null.
+ */
+ TQString cancelledText() const;
+
+ /**
+ * Set whether or not the selected signal should be emitted when an
+ * item is selected. By default the selected signal is emitted.
+ *
+ * @param state false if the signal should not be emitted.
+ * @since 3.4.1
+ */
+ void setActivateOnSelect(bool state);
+
+
+ /**
+ * Moves the selection one line down or select the first item if nothing is selected yet.
+ */
+ void down();
+
+ /**
+ * Moves the selection one line up or select the first item if nothing is selected yet.
+ */
+ void up();
+
+ /**
+ * Moves the selection one page down.
+ */
+ void pageDown();
+
+ /**
+ * Moves the selection one page up.
+ */
+ void pageUp();
+
+ /**
+ * Moves the selection up to the first item.
+ */
+ void home();
+
+ /**
+ * Moves the selection down to the last item.
+ */
+ void end();
+
+ /**
+ * Re-implemented for internal reasons. API is unaffected.
+ */
+ virtual void show();
+
+ /**
+ * Re-implemented for internal reasons. API is unaffected.
+ */
+ virtual void hide();
+
+signals:
+ /**
+ * Emitted when an item was selected, contains the text of
+ * the selected item.
+ */
+ void activated( const TQString& );
+
+ /**
+ * Emitted whenever the user chooses to ignore the available
+ * selections and close the this box.
+ */
+ void userCancelled( const TQString& );
+
+protected:
+ /**
+ * This calculates the size of the dropdown and the relative position of the top
+ * left corner with respect to the parent widget. This matches the geometry and position
+ * normally used by K/TQComboBox when used with one.
+ */
+ TQRect calculateGeometry() const;
+
+ /**
+ * This properly sizes and positions the listbox.
+ */
+ void sizeAndPosition();
+
+ /**
+ * Reimplemented from TDEListBox to get events from the viewport (to hide
+ * this widget on mouse-click, Escape-presses, etc.
+ */
+ virtual bool eventFilter( TQObject *, TQEvent * );
+
+protected slots:
+ /**
+ * Called when an item was activated. Emits
+ * activated() with the item.
+ */
+ virtual void slotActivated( TQListBoxItem * );
+
+private slots:
+ void slotSetCurrentItem( TQListBoxItem *i ) { setCurrentItem( i ); } // grrr
+ void slotCurrentChanged();
+ void canceled();
+ void slotItemClicked( TQListBoxItem * );
+
+protected:
+ virtual void virtual_hook( int id, void* data );
+
+private:
+ class TDECompletionBoxPrivate;
+ TDECompletionBoxPrivate* const d;
+};
+
+
+#endif // KCOMPLETIONBOX_H