blob: 2a4ec78ec1288e04ae9f854bf4d7605d775428b3 [file] [log] [blame]
/*
* Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
*
* 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 "Timer.h"
namespace WebCore {
class InputElement;
class SearchFieldCancelButtonElement;
class SearchFieldResultsButtonElement;
class SearchPopupMenu;
class TextControlInnerElement;
class RenderTextControlSingleLine : public RenderTextControl, private PopupMenuClient {
public:
RenderTextControlSingleLine(Node*);
virtual ~RenderTextControlSingleLine();
virtual bool hasControlClip() const { return m_cancelButton; }
virtual bool isTextField() const { return true; }
bool placeholderIsVisible() const { return m_placeholderVisible; }
bool placeholderShouldBeVisible() const;
void updatePlaceholderVisibility();
void addSearchResult();
void stopSearchEventTimer();
bool popupIsVisible() const { return m_searchPopupIsVisible; }
void showPopup();
void hidePopup();
virtual void subtreeHasChanged();
virtual void paint(PaintInfo&, int tx, int ty);
virtual void layout();
virtual bool nodeAtPoint(const HitTestRequest&, HitTestResult&, int x, int y, int tx, int ty, HitTestAction);
void forwardEvent(Event*);
void capsLockStateMayHaveChanged();
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 = 1.0f, Node** stopNode = 0);
private:
int textBlockWidth() const;
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 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;
void updateCancelButtonVisibility() const;
EVisibility visibilityForCancelButton() const;
const AtomicString& autosaveName() const;
void startSearchEventTimer();
void searchEventTimerFired(Timer<RenderTextControlSingleLine>*);
private:
// PopupMenuClient methods
virtual void valueChanged(unsigned listIndex, bool fireEvents = true);
virtual String itemText(unsigned listIndex) const;
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(ScrollbarClient*, ScrollbarOrientation, ScrollbarControlSize);
InputElement* inputElement() const;
private:
bool m_placeholderVisible;
bool m_searchPopupIsVisible;
bool m_shouldDrawCapsLockIndicator;
RefPtr<TextControlInnerElement> m_innerBlock;
RefPtr<SearchFieldResultsButtonElement> m_resultsButton;
RefPtr<SearchFieldCancelButtonElement> m_cancelButton;
Timer<RenderTextControlSingleLine> m_searchEventTimer;
RefPtr<SearchPopupMenu> m_searchPopup;
Vector<String> m_recentSearches;
};
}
#endif