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Diffstat (limited to 'WebCore/rendering/RenderTextControl.h')
| -rw-r--r-- | WebCore/rendering/RenderTextControl.h | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/WebCore/rendering/RenderTextControl.h b/WebCore/rendering/RenderTextControl.h new file mode 100644 index 0000000..75d12c8 --- /dev/null +++ b/WebCore/rendering/RenderTextControl.h @@ -0,0 +1,165 @@ +/* + * Copyright (C) 2006, 2007 Apple Inc. All rights reserved.s + * + * 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 RenderTextControl_h +#define RenderTextControl_h + +#include "PopupMenuClient.h" +#include "RenderBlock.h" +#include "Timer.h" + +namespace WebCore { + +class FontSelector; +class HTMLTextFieldInnerElement; +class HTMLTextFieldInnerTextElement; +class HTMLSearchFieldCancelButtonElement; +class HTMLSearchFieldResultsButtonElement; +class SearchPopupMenu; +class Selection; + +class RenderTextControl : public RenderBlock, private PopupMenuClient { +public: + RenderTextControl(Node*, bool multiLine); + virtual ~RenderTextControl(); + + virtual const char* renderName() const { return "RenderTextControl"; } + + virtual bool hasControlClip() const { return m_cancelButton; } + virtual IntRect controlClipRect(int tx, int ty) const; + virtual void calcHeight(); + virtual void calcPrefWidths(); + virtual void removeLeftoverAnonymousBlock(RenderBlock*) { } + virtual void setStyle(RenderStyle*); + virtual void updateFromElement(); + virtual bool canHaveChildren() const { return false; } + virtual short baselinePosition(bool firstLine, bool isRootLineBox) const; + virtual bool nodeAtPoint(const HitTestRequest&, HitTestResult&, int x, int y, int tx, int ty, HitTestAction); + virtual void layout(); + virtual bool avoidsFloats() const { return true; } + virtual void paint(PaintInfo&, int tx, int ty); + + virtual bool isEdited() const { return m_dirty; } + virtual void setEdited(bool isEdited) { m_dirty = isEdited; } + virtual bool isTextField() const { return !m_multiLine; } + virtual bool isTextArea() const { return m_multiLine; } + + bool isUserEdited() const { return m_userEdited; } + void setUserEdited(bool isUserEdited) { m_userEdited = isUserEdited; } + + int selectionStart(); + int selectionEnd(); + void setSelectionStart(int); + void setSelectionEnd(int); + void select(); + void setSelectionRange(int start, int end); + Selection selection(int start, int end) const; + + void subtreeHasChanged(); + String text(); + String textWithHardLineBreaks(); + void forwardEvent(Event*); + void selectionChanged(bool userTriggered); + + virtual bool shouldAutoscroll() const { return true; } + 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); + virtual bool isScrollable() const; + + VisiblePosition visiblePositionForIndex(int index); + int indexForVisiblePosition(const VisiblePosition&); + + void addSearchResult(); + + bool popupIsVisible() const { return m_searchPopupIsVisible; } + void showPopup(); + void hidePopup(); + + void stopSearchEventTimer(); + + bool placeholderIsVisible() const { return m_placeholderVisible; } + + virtual void capsLockStateMayHaveChanged(); + +private: + // PopupMenuClient methods + virtual void valueChanged(unsigned listIndex, bool fireEvents = true); + 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 clientInsetLeft() const; + virtual int clientInsetRight() 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 shouldPopOver() const { return false; } + virtual bool valueShouldChangeOnHotTrack() const { return false; } + virtual FontSelector* fontSelector() const; + + RenderStyle* createInnerBlockStyle(RenderStyle* startStyle); + RenderStyle* createInnerTextStyle(RenderStyle* startStyle); + RenderStyle* createCancelButtonStyle(RenderStyle* startStyle); + RenderStyle* createResultsButtonStyle(RenderStyle* startStyle); + + void updatePlaceholder(); + void createSubtreeIfNeeded(); + void updateCancelButtonVisibility(RenderStyle*); + const AtomicString& autosaveName() const; + void startSearchEventTimer(); + void searchEventTimerFired(Timer<RenderTextControl>*); + String finishText(Vector<UChar>&) const; + + RefPtr<HTMLTextFieldInnerElement> m_innerBlock; + RefPtr<HTMLTextFieldInnerTextElement> m_innerText; + RefPtr<HTMLSearchFieldResultsButtonElement> m_resultsButton; + RefPtr<HTMLSearchFieldCancelButtonElement> m_cancelButton; + + bool m_dirty; + bool m_multiLine; + bool m_placeholderVisible; + bool m_userEdited; + bool m_shouldDrawCapsLockIndicator; + + RefPtr<SearchPopupMenu> m_searchPopup; + bool m_searchPopupIsVisible; + mutable Vector<String> m_recentSearches; + + Timer<RenderTextControl> m_searchEventTimer; +}; + +} // namespace WebCore + +#endif // RenderTextControl_h |