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/*
* Copyright (C) 2006, 2007, 2009 Apple Inc. All rights reserved.
* Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
* Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
*
* 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 RenderTextControlSingleLine_h
#define RenderTextControlSingleLine_h
#include "PopupMenuClient.h"
#include "RenderTextControl.h"
#include "SearchPopupMenu.h"
#include "Timer.h"
namespace WebCore {
class InputElement;
class InputFieldSpeechButtonElement;
class SearchFieldCancelButtonElement;
class SearchFieldResultsButtonElement;
class SpinButtonElement;
class TextControlInnerElement;
class RenderTextControlSingleLine : public RenderTextControl, private PopupMenuClient {
public:
RenderTextControlSingleLine(Node*, bool);
virtual ~RenderTextControlSingleLine();
bool placeholderIsVisible() const { return m_placeholderVisible; }
bool placeholderShouldBeVisible() const;
void addSearchResult();
void stopSearchEventTimer();
bool popupIsVisible() const { return m_searchPopupIsVisible; }
void showPopup();
void hidePopup();
void forwardEvent(Event*);
void capsLockStateMayHaveChanged();
// Decoration width outside of the text field.
int decorationWidthRight() const;
private:
int preferredDecorationWidthRight() const;
virtual bool hasControlClip() const;
virtual IntRect controlClipRect(int tx, int ty) const;
virtual bool isTextField() const { return true; }
virtual void subtreeHasChanged();
virtual void paint(PaintInfo&, int tx, int ty);
virtual void paintBoxDecorations(PaintInfo&, int tx, int ty);
virtual void addFocusRingRects(Vector<IntRect>&, int tx, int ty);
virtual void layout();
virtual bool nodeAtPoint(const HitTestRequest&, HitTestResult&, int x, int y, int tx, int ty, HitTestAction);
virtual void autoscroll();
// Subclassed to forward to our inner div.
virtual int scrollLeft() const;
virtual int scrollTop() const;
virtual int scrollWidth() const;
virtual int scrollHeight() const;
virtual void setScrollLeft(int);
virtual void setScrollTop(int);
virtual bool scroll(ScrollDirection, ScrollGranularity, float multiplier = 1, Node** stopNode = 0);
virtual bool logicalScroll(ScrollLogicalDirection, ScrollGranularity, float multiplier = 1, Node** stopNode = 0);
int textBlockWidth() const;
virtual float getAvgCharWidth(AtomicString family);
virtual int preferredContentWidth(float charWidth) const;
virtual void adjustControlHeightBasedOnLineHeight(int lineHeight);
void createSubtreeIfNeeded();
virtual void updateFromElement();
virtual void cacheSelection(int start, int end);
virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle);
virtual RenderStyle* textBaseStyle() const;
virtual PassRefPtr<RenderStyle> createInnerTextStyle(const RenderStyle* startStyle) const;
PassRefPtr<RenderStyle> createInnerBlockStyle(const RenderStyle* startStyle) const;
PassRefPtr<RenderStyle> createResultsButtonStyle(const RenderStyle* startStyle) const;
PassRefPtr<RenderStyle> createCancelButtonStyle(const RenderStyle* startStyle) const;
PassRefPtr<RenderStyle> createInnerSpinButtonStyle() const;
PassRefPtr<RenderStyle> createOuterSpinButtonStyle() const;
#if ENABLE(INPUT_SPEECH)
PassRefPtr<RenderStyle> createSpeechButtonStyle() const;
#endif
void updateCancelButtonVisibility() const;
EVisibility visibilityForCancelButton() const;
const AtomicString& autosaveName() const;
void startSearchEventTimer();
void searchEventTimerFired(Timer<RenderTextControlSingleLine>*);
// PopupMenuClient methods
virtual void valueChanged(unsigned listIndex, bool fireEvents = true);
virtual void selectionChanged(unsigned, bool) {}
virtual void selectionCleared() {}
virtual String itemText(unsigned listIndex) const;
virtual String itemLabel(unsigned listIndex) const;
virtual String itemIcon(unsigned listIndex) const;
virtual String itemToolTip(unsigned) const { return String(); }
virtual String itemAccessibilityText(unsigned) const { return String(); }
virtual bool itemIsEnabled(unsigned listIndex) const;
virtual PopupMenuStyle itemStyle(unsigned listIndex) const;
virtual PopupMenuStyle menuStyle() const;
virtual int clientInsetLeft() const;
virtual int clientInsetRight() const;
virtual int clientPaddingLeft() const;
virtual int clientPaddingRight() const;
virtual int listSize() const;
virtual int selectedIndex() const;
virtual void popupDidHide();
virtual bool itemIsSeparator(unsigned listIndex) const;
virtual bool itemIsLabel(unsigned listIndex) const;
virtual bool itemIsSelected(unsigned listIndex) const;
virtual bool shouldPopOver() const { return false; }
virtual bool valueShouldChangeOnHotTrack() const { return false; }
virtual void setTextFromItem(unsigned listIndex);
virtual FontSelector* fontSelector() const;
virtual HostWindow* hostWindow() const;
virtual PassRefPtr<Scrollbar> createScrollbar(ScrollableArea*, ScrollbarOrientation, ScrollbarControlSize);
InputElement* inputElement() const;
virtual int textBlockInsetLeft() const;
virtual int textBlockInsetRight() const;
virtual int textBlockInsetTop() const;
bool m_searchPopupIsVisible;
bool m_shouldDrawCapsLockIndicator;
RefPtr<TextControlInnerElement> m_innerBlock;
RefPtr<SearchFieldResultsButtonElement> m_resultsButton;
RefPtr<SearchFieldCancelButtonElement> m_cancelButton;
RefPtr<TextControlInnerElement> m_innerSpinButton;
RefPtr<TextControlInnerElement> m_outerSpinButton;
#if ENABLE(INPUT_SPEECH)
RefPtr<InputFieldSpeechButtonElement> m_speechButton;
#endif
Timer<RenderTextControlSingleLine> m_searchEventTimer;
RefPtr<SearchPopupMenu> m_searchPopup;
Vector<String> m_recentSearches;
};
inline RenderTextControlSingleLine* toRenderTextControlSingleLine(RenderObject* object)
{
ASSERT(!object || object->isTextField());
return static_cast<RenderTextControlSingleLine*>(object);
}
// This will catch anyone doing an unnecessary cast.
void toRenderTextControlSingleLine(const RenderTextControlSingleLine*);
// ----------------------------
class RenderTextControlInnerBlock : public RenderBlock {
public:
RenderTextControlInnerBlock(Node* node, bool isMultiLine) : RenderBlock(node), m_multiLine(isMultiLine) { }
private:
virtual bool hasLineIfEmpty() const { return true; }
virtual VisiblePosition positionForPoint(const IntPoint&);
bool m_multiLine;
};
}
#endif
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