webengine/osswebengine/WebCore/rendering/RenderMenuList.h
changeset 0 dd21522fd290
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/webengine/osswebengine/WebCore/rendering/RenderMenuList.h	Mon Mar 30 12:54:55 2009 +0300
@@ -0,0 +1,110 @@
+/*
+ * This file is part of the select element renderer in WebCore.
+ *
+ * Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
+ *
+ * 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 RenderMenuList_h
+#define RenderMenuList_h
+
+#include "RenderFlexibleBox.h"
+#include "PopupMenuClient.h"
+
+#if PLATFORM(MAC)
+#define POPUP_MENU_PULLS_DOWN 0
+#else
+#define POPUP_MENU_PULLS_DOWN 1
+#endif
+
+namespace WebCore {
+
+class HTMLSelectElement;
+class PopupMenu;
+
+class RenderMenuList : public RenderFlexibleBox, private PopupMenuClient {
+public:
+    RenderMenuList(HTMLSelectElement*);
+    ~RenderMenuList();
+
+    virtual bool isMenuList() const { return true; }
+
+    virtual void addChild(RenderObject* newChild, RenderObject* beforeChild = 0);
+    virtual void removeChild(RenderObject*);
+    virtual bool createsAnonymousWrapper() const { return true; }
+    virtual bool canHaveChildren() const { return false; }
+
+    virtual void setStyle(RenderStyle*);
+    virtual void updateFromElement();
+
+    virtual bool hasControlClip() const { return true; }
+    virtual IntRect controlClipRect(int tx, int ty) const;
+
+    virtual const char* renderName() const { return "RenderMenuList"; }
+
+    virtual void calcPrefWidths();
+
+    bool popupIsVisible() const { return m_popupIsVisible; }
+    void showPopup();
+    void hidePopup();
+
+    void setOptionsChanged(bool changed) { m_optionsChanged = changed; }
+
+    String text() const;
+    
+private:
+    // PopupMenuClient methods
+    virtual String itemText(unsigned listIndex) const;
+    virtual bool itemIsEnabled(unsigned listIndex) const;
+    virtual Color itemBackgroundColor(unsigned listIndex) const;
+    virtual RenderStyle* itemStyle(unsigned listIndex) const;
+    virtual RenderStyle* clientStyle() const;
+    virtual Document* clientDocument() const;
+    virtual int clientPaddingLeft() const;
+    virtual int clientPaddingRight() const;
+    virtual int listSize() const;
+    virtual int selectedIndex() const;
+    virtual bool itemIsSeparator(unsigned listIndex) const;
+    virtual bool itemIsLabel(unsigned listIndex) const;
+    virtual bool itemIsSelected(unsigned listIndex) const;
+    virtual void setTextFromItem(unsigned listIndex);
+    virtual bool valueShouldChangeOnHotTrack() const { return true; }
+    virtual bool shouldPopOver() const { return !POPUP_MENU_PULLS_DOWN; }
+    virtual void valueChanged(unsigned listIndex, bool fireOnChange = true);
+
+    virtual bool hasLineIfEmpty() const { return true; }
+
+    void createInnerBlock();
+    void adjustInnerStyle();
+    void setText(const String&);
+    void setTextFromOption(int optionIndex);
+    void updateOptionsWidth();
+
+    RenderText* m_buttonText;
+    RenderBlock* m_innerBlock;
+
+    bool m_optionsChanged;
+    int m_optionsWidth;
+
+    RefPtr<PopupMenu> m_popup;
+    bool m_popupIsVisible;
+};
+
+}
+
+#endif