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authorAndrei Karas <akaras@inbox.ru>2014-03-03 01:15:23 +0300
committerAndrei Karas <akaras@inbox.ru>2014-03-03 01:15:23 +0300
commit5662f6e42636feb307e35c4e02725156ab5741c6 (patch)
treeb81eda3a3aa5ed6a4297eeb78b6a475420c0b4ba /src/gui/widgets
parentfe29129780090e9cd080a40302727b6a69319f73 (diff)
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Merge listbox classes in one.
Diffstat (limited to 'src/gui/widgets')
-rw-r--r--src/gui/widgets/listbox.cpp114
-rw-r--r--src/gui/widgets/listbox.h179
2 files changed, 289 insertions, 4 deletions
diff --git a/src/gui/widgets/listbox.cpp b/src/gui/widgets/listbox.cpp
index c6e431634..c12a3fe53 100644
--- a/src/gui/widgets/listbox.cpp
+++ b/src/gui/widgets/listbox.cpp
@@ -20,6 +20,49 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+/* _______ __ __ __ ______ __ __ _______ __ __
+ * / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\
+ * / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /
+ * / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / /
+ * / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / /
+ * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /
+ * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/
+ *
+ * Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson
+ *
+ *
+ * Per Larsson a.k.a finalman
+ * Olof Naessén a.k.a jansem/yakslem
+ *
+ * Visit: http://guichan.sourceforge.net
+ *
+ * License: (BSD)
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * 3. Neither the name of Guichan nor the names of its contributors may
+ * be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
+ * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
#include "gui/widgets/listbox.h"
#include "client.h"
@@ -28,6 +71,8 @@
#include "input/keydata.h"
+#include "listeners/selectionlistener.h"
+
#include "gui/focushandler.h"
#include "gui/font.h"
#include "gui/gui.h"
@@ -43,7 +88,13 @@ float ListBox::mAlpha = 1.0;
ListBox::ListBox(const Widget2 *const widget,
ListModel *const listModel,
const std::string &skin) :
- gcn::ListBox(widget, listModel),
+ Widget(widget),
+ MouseListener(),
+ KeyListener(),
+ mSelected(-1),
+ mListModel(listModel),
+ mWrappingEnabled(false),
+ mSelectionListeners(),
mHighlightColor(getThemeColor(Theme::HIGHLIGHT)),
mForegroundSelectedColor(getThemeColor(Theme::LISTBOX_SELECTED)),
mForegroundSelectedColor2(getThemeColor(Theme::LISTBOX_SELECTED_OUTLINE)),
@@ -56,6 +107,11 @@ ListBox::ListBox(const Widget2 *const widget,
mDistributeMousePressed(true),
mCenterText(false)
{
+ setWidth(100);
+ setFocusable(true);
+ addMouseListener(this);
+ addKeyListener(this);
+
mForegroundColor = getThemeColor(Theme::LISTBOX);
mForegroundColor2 = getThemeColor(Theme::LISTBOX_OUTLINE);
@@ -313,3 +369,59 @@ int ListBox::getSelectionByMouse(const int y) const
return -1;
return (y - mPadding) / getRowHeight();
}
+
+void ListBox::setSelected(const int selected)
+{
+ if (!mListModel)
+ {
+ mSelected = -1;
+ }
+ else
+ {
+ if (selected < 0)
+ mSelected = -1;
+ else if (selected >= mListModel->getNumberOfElements())
+ mSelected = mListModel->getNumberOfElements() - 1;
+ else
+ mSelected = selected;
+ }
+
+ Rect scroll;
+
+ if (mSelected < 0)
+ scroll.y = 0;
+ else
+ scroll.y = getRowHeight() * mSelected;
+
+ scroll.height = getRowHeight();
+ showPart(scroll);
+
+ distributeValueChangedEvent();
+}
+
+void ListBox::setListModel(ListModel *const listModel)
+{
+ mSelected = -1;
+ mListModel = listModel;
+ adjustSize();
+}
+
+void ListBox::addSelectionListener(SelectionListener *const selectionListener)
+{
+ mSelectionListeners.push_back(selectionListener);
+}
+
+void ListBox::removeSelectionListener(SelectionListener *const
+ selectionListener)
+{
+ mSelectionListeners.remove(selectionListener);
+}
+
+void ListBox::distributeValueChangedEvent()
+{
+ FOR_EACH (SelectionListenerIterator, iter, mSelectionListeners)
+ {
+ SelectionEvent event(this);
+ (*iter)->valueChanged(event);
+ }
+}
diff --git a/src/gui/widgets/listbox.h b/src/gui/widgets/listbox.h
index 64faa6eb5..f784b3237 100644
--- a/src/gui/widgets/listbox.h
+++ b/src/gui/widgets/listbox.h
@@ -20,12 +20,58 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+/* _______ __ __ __ ______ __ __ _______ __ __
+ * / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\
+ * / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /
+ * / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / /
+ * / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / /
+ * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /
+ * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/
+ *
+ * Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson
+ *
+ *
+ * Per Larsson a.k.a finalman
+ * Olof Naessén a.k.a jansem/yakslem
+ *
+ * Visit: http://guichan.sourceforge.net
+ *
+ * License: (BSD)
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * 3. Neither the name of Guichan nor the names of its contributors may
+ * be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
+ * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
#ifndef GUI_WIDGETS_LISTBOX_H
#define GUI_WIDGETS_LISTBOX_H
#include "gui/color.h"
-#include "gui/base/widgets/listbox.hpp"
+#include "gui/widgets/widget.h"
+
+#include "listeners/keylistener.h"
+#include "listeners/mouselistener.h"
#include "localconsts.h"
@@ -33,6 +79,7 @@ class Skin;
class KeyEvent;
class ListModel;
class MouseEvent;
+class SelectionListener;
class Widget2;
/**
@@ -42,7 +89,9 @@ class Widget2;
*
* \ingroup GUI
*/
-class ListBox : public gcn::ListBox
+class ListBox : public Widget,
+ public MouseListener,
+ public KeyListener
{
public:
/**
@@ -103,13 +152,137 @@ class ListBox : public gcn::ListBox
int getPressedIndex() const
{ return mPressedIndex; }
- unsigned int getRowHeight() const override A_WARN_UNUSED
+ virtual unsigned int getRowHeight() const A_WARN_UNUSED
{ return mRowHeight; }
void setRowHeight(unsigned int n)
{ mRowHeight = n; }
+ /**
+ * Gets the selected item as an index in the list model.
+ *
+ * @return the selected item as an index in the list model.
+ * @see setSelected
+ */
+ int getSelected() const
+ { return mSelected; }
+
+ /**
+ * Sets the selected item. The selected item is represented by
+ * an index from the list model.
+ *
+ * @param selected the selected item as an index from the list model.
+ * @see getSelected
+ */
+ void setSelected(const int selected);
+
+ /**
+ * Sets the list model to use.
+ *
+ * @param listModel the list model to use.
+ * @see getListModel
+ */
+ void setListModel(ListModel *listModel);
+
+ /**
+ * Gets the list model used.
+ *
+ * @return the list model used.
+ * @see setListModel
+ */
+ ListModel *getListModel() const
+ { return mListModel; }
+
+ /**
+ * Checks whether the list box wraps when selecting items with a
+ * keyboard.
+ *
+ * Wrapping means that the selection of items will be wrapped. That is,
+ * if the first item is selected and up is pressed, the last item will
+ * get selected. If the last item is selected and down is pressed, the
+ * first item will get selected.
+ *
+ * @return true if wrapping is enabled, fasle otherwise.
+ * @see setWrappingEnabled
+ */
+ bool isWrappingEnabled() const
+ { return mWrappingEnabled; }
+
+ /**
+ * Sets the list box to wrap or not when selecting items with a
+ * keyboard.
+ *
+ * Wrapping means that the selection of items will be wrapped. That is,
+ * if the first item is selected and up is pressed, the last item will
+ * get selected. If the last item is selected and down is pressed, the
+ * first item will get selected.
+ *
+ * @see isWrappingEnabled
+ */
+ void setWrappingEnabled(const bool wrappingEnabled)
+ { mWrappingEnabled = wrappingEnabled; }
+
+ /**
+ * Adds a selection listener to the list box. When the selection
+ * changes an event will be sent to all selection listeners of the
+ * list box.
+ *
+ * If you delete your selection listener, be sure to also remove it
+ * using removeSelectionListener().
+ *
+ * @param selectionListener The selection listener to add.
+ * @since 0.8.0
+ */
+ void addSelectionListener(SelectionListener *const selectionListener);
+
+ /**
+ * Removes a selection listener from the list box.
+ *
+ * @param selectionListener The selection listener to remove.
+ * @since 0.8.0
+ */
+ void removeSelectionListener(SelectionListener *const
+ selectionListener);
+
+ /**
+ * Distributes a value changed event to all selection listeners
+ * of the list box.
+ *
+ * @since 0.8.0
+ */
+ void distributeValueChangedEvent();
+
protected:
+ /**
+ * The selected item as an index in the list model.
+ */
+ int mSelected;
+
+ /**
+ * The list model to use.
+ */
+ ListModel *mListModel;
+
+ /**
+ * True if wrapping is enabled, false otherwise.
+ */
+ bool mWrappingEnabled;
+
+ /**
+ * Typdef.
+ */
+ typedef std::list<SelectionListener*> SelectionListenerList;
+
+ /**
+ * The selection listeners of the list box.
+ */
+ SelectionListenerList mSelectionListeners;
+
+ /**
+ * Typedef.
+ */
+ typedef SelectionListenerList::iterator SelectionListenerIterator;
+
Color mHighlightColor;
Color mForegroundSelectedColor;
Color mForegroundSelectedColor2;