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-/*
- * This file is part of the DOM implementation for KDE.
- *
- * Copyright (C) 1999-2003 Lars Knoll (knoll@kde.org)
- * (C) 1999 Antti Koivisto (koivisto@kde.org)
- * (C) 2000-2003 Dirk Mueller (mueller@kde.org)
- *
- * 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 RENDER_FORM_H
-#define RENDER_FORM_H
-
-#include "rendering/render_replaced.h"
-#include "rendering/render_image.h"
-#include "rendering/render_flow.h"
-#include "rendering/render_style.h"
-#include "html/html_formimpl.h"
-
-class TQWidget;
-class TQLineEdit;
-class QListboxItem;
-
-#include <ktextedit.h>
-#include <kurlrequester.h>
-#include <klineedit.h>
-#include <tqcheckbox.h>
-#include <tqradiobutton.h>
-#include <tqpushbutton.h>
-#include <tqhbox.h>
-#include <klistbox.h>
-#include <kcombobox.h>
-#include "dom/dom_misc.h"
-
-class KHTMLPartBrowserExtension;
-class KSpell;
-class KFindDialog;
-class KReplaceDialog;
-class KFind;
-class KReplace;
-class KAction;
-class KURLRequester;
-
-namespace DOM {
- class HTMLFormElementImpl;
- class HTMLInputElementImpl;
- class HTMLSelectElementImpl;
- class HTMLGenericFormElementImpl;
- class HTMLTextAreaElementImpl;
-}
-
-namespace khtml {
-
-class DocLoader;
-
-// -------------------------------------------------------------------------
-
-class RenderFormElement : public khtml::RenderWidget
-{
-public:
- RenderFormElement(DOM::HTMLGenericFormElementImpl* node);
- virtual ~RenderFormElement();
-
- virtual const char *renderName() const { return "RenderForm"; }
-
- virtual bool isFormElement() const { return true; }
-
- // form elements never have padding
- virtual int paddingTop() const { return 0; }
- virtual int paddingBottom() const { return 0; }
- virtual int paddingLeft() const { return 0; }
- virtual int paddingRight() const { return 0; }
-
- virtual void updateFromElement();
-
- virtual void layout();
- virtual short baselinePosition( bool ) const;
-
- DOM::HTMLGenericFormElementImpl *element() const
- { return static_cast<DOM::HTMLGenericFormElementImpl*>(RenderObject::element()); }
-
-protected:
- virtual bool isRenderButton() const { return false; }
- virtual bool isEditable() const { return false; }
- TQ_Alignment textAlignment() const;
-
- TQPoint m_mousePos;
- int m_state;
-};
-
-// -------------------------------------------------------------------------
-
-// generic class for all buttons
-class RenderButton : public RenderFormElement
-{
- Q_OBJECT
-public:
- RenderButton(DOM::HTMLGenericFormElementImpl* node);
-
- virtual const char *renderName() const { return "RenderButton"; }
-
- virtual short baselinePosition( bool ) const;
-
- // don't even think about making this method virtual!
- DOM::HTMLInputElementImpl* element() const
- { return static_cast<DOM::HTMLInputElementImpl*>(RenderObject::element()); }
-
-protected:
- virtual bool isRenderButton() const { return true; }
-};
-
-// -------------------------------------------------------------------------
-
-class RenderCheckBox : public RenderButton
-{
- Q_OBJECT
-public:
- RenderCheckBox(DOM::HTMLInputElementImpl* node);
-
- virtual const char *renderName() const { return "RenderCheckBox"; }
- virtual void updateFromElement();
- virtual void calcMinMaxWidth();
-
- virtual bool handleEvent(const DOM::EventImpl&) { return false; }
-
- TQCheckBox *widget() const { return static_cast<TQCheckBox*>(m_widget); }
-
-public slots:
- virtual void slotStateChanged(int state);
-};
-
-// -------------------------------------------------------------------------
-
-class RenderRadioButton : public RenderButton
-{
- Q_OBJECT
-public:
- RenderRadioButton(DOM::HTMLInputElementImpl* node);
-
- virtual const char *renderName() const { return "RenderRadioButton"; }
-
- virtual void calcMinMaxWidth();
- virtual void updateFromElement();
-
- virtual bool handleEvent(const DOM::EventImpl&) { return false; }
-
- TQRadioButton *widget() const { return static_cast<TQRadioButton*>(m_widget); }
-
-public slots:
- virtual void slotToggled(bool);
-};
-
-// -------------------------------------------------------------------------
-
-class RenderSubmitButton : public RenderButton
-{
-public:
- RenderSubmitButton(DOM::HTMLInputElementImpl *element);
-
- virtual const char *renderName() const { return "RenderSubmitButton"; }
-
- virtual void calcMinMaxWidth();
- virtual void updateFromElement();
- virtual short baselinePosition( bool ) const;
-private:
- TQString rawText();
-};
-
-// -------------------------------------------------------------------------
-
-class RenderImageButton : public RenderImage
-{
-public:
- RenderImageButton(DOM::HTMLInputElementImpl *element)
- : RenderImage(element) {}
-
- virtual const char *renderName() const { return "RenderImageButton"; }
-};
-
-
-// -------------------------------------------------------------------------
-
-class RenderResetButton : public RenderSubmitButton
-{
-public:
- RenderResetButton(DOM::HTMLInputElementImpl *element);
-
- virtual const char *renderName() const { return "RenderResetButton"; }
-
-};
-
-// -------------------------------------------------------------------------
-
-class RenderPushButton : public RenderSubmitButton
-{
-public:
- RenderPushButton(DOM::HTMLInputElementImpl *element)
- : RenderSubmitButton(element) {}
-
-};
-
-// -------------------------------------------------------------------------
-
-class RenderLineEdit : public RenderFormElement
-{
- Q_OBJECT
-public:
- RenderLineEdit(DOM::HTMLInputElementImpl *element);
-
- virtual void calcMinMaxWidth();
-
- virtual const char *renderName() const { return "RenderLineEdit"; }
- virtual void updateFromElement();
- virtual void setStyle(RenderStyle *style);
-
- void select();
-
- KLineEdit *widget() const { return static_cast<KLineEdit*>(m_widget); }
- DOM::HTMLInputElementImpl* element() const
- { return static_cast<DOM::HTMLInputElementImpl*>(RenderObject::element()); }
- void highLightWord( unsigned int length, unsigned int pos );
-
- long selectionStart();
- long selectionEnd();
- void setSelectionStart(long pos);
- void setSelectionEnd(long pos);
- void setSelectionRange(long start, long end);
-public slots:
- void slotReturnPressed();
- void slotTextChanged(const TQString &string);
-protected:
- virtual void handleFocusOut();
-
-private:
- virtual bool isEditable() const { return true; }
- virtual bool canHaveBorder() const { return true; }
-};
-
-// -------------------------------------------------------------------------
-
-class LineEditWidget : public KLineEdit
-{
- Q_OBJECT
-public:
- LineEditWidget(DOM::HTMLInputElementImpl* input,
- KHTMLView* view, TQWidget* parent);
- ~LineEditWidget();
- void highLightWord( unsigned int length, unsigned int pos );
-
-protected:
- virtual bool event( TQEvent *e );
- virtual void mouseMoveEvent(TQMouseEvent *e);
- virtual TQPopupMenu *createPopupMenu();
-private slots:
- void extendedMenuActivated( int id);
- void slotCheckSpelling();
- void slotSpellCheckReady( KSpell *s );
- void slotSpellCheckDone( const TQString &s );
- void spellCheckerMisspelling( const TQString &text, const TQStringList &, unsigned int pos);
- void spellCheckerCorrected( const TQString &, const TQString &, unsigned int );
- void spellCheckerFinished();
- void slotRemoveFromHistory( const TQString & );
-
-private:
- enum LineEditMenuID {
- ClearHistory,
- EditHistory
- };
- DOM::HTMLInputElementImpl* m_input;
- KHTMLView* m_view;
- KSpell *m_spell;
- KAction *m_spellAction;
-};
-
-// -------------------------------------------------------------------------
-
-class RenderFieldset : public RenderBlock
-{
-public:
- RenderFieldset(DOM::HTMLGenericFormElementImpl *element);
-
- virtual const char *renderName() const { return "RenderFieldSet"; }
- virtual RenderObject* layoutLegend(bool relayoutChildren);
- virtual void setStyle(RenderStyle* _style);
-
-protected:
- virtual void paintBoxDecorations(PaintInfo& pI, int _tx, int _ty);
- void paintBorderMinusLegend(TQPainter *p, int _tx, int _ty, int w,
- int h, const RenderStyle *style, int lx, int lw);
- RenderObject* findLegend();
-};
-
-// -------------------------------------------------------------------------
-
-class RenderFileButton : public RenderFormElement
-{
- Q_OBJECT
-public:
- RenderFileButton(DOM::HTMLInputElementImpl *element);
-
- virtual const char *renderName() const { return "RenderFileButton"; }
- virtual void calcMinMaxWidth();
- virtual void updateFromElement();
- void select();
-
- KURLRequester *widget() const { return static_cast<KURLRequester*>(m_widget); }
-
- DOM::HTMLInputElementImpl *element() const
- { return static_cast<DOM::HTMLInputElementImpl*>(RenderObject::element()); }
-
-public slots:
- void slotReturnPressed();
- void slotTextChanged(const TQString &string);
- void slotUrlSelected(const TQString &string);
-
-protected:
- virtual void handleFocusOut();
-
- virtual bool isEditable() const { return true; }
- virtual bool canHaveBorder() const { return true; }
- virtual bool acceptsSyntheticEvents() const { return false; }
-
- bool m_clicked;
- bool m_haveFocus;
-};
-
-
-// -------------------------------------------------------------------------
-
-class RenderLabel : public RenderFormElement
-{
-public:
- RenderLabel(DOM::HTMLGenericFormElementImpl *element);
-
- virtual const char *renderName() const { return "RenderLabel"; }
-
-protected:
- virtual bool canHaveBorder() const { return true; }
-};
-
-
-// -------------------------------------------------------------------------
-
-class RenderLegend : public RenderBlock
-{
-public:
- RenderLegend(DOM::HTMLGenericFormElementImpl *element);
-
- virtual const char *renderName() const { return "RenderLegend"; }
-};
-
-// -------------------------------------------------------------------------
-
-class ComboBoxWidget : public KComboBox
-{
-public:
- ComboBoxWidget(TQWidget *parent);
-
-protected:
- virtual bool event(TQEvent *);
- virtual bool eventFilter(TQObject *dest, TQEvent *e);
-};
-
-// -------------------------------------------------------------------------
-
-class RenderSelect : public RenderFormElement
-{
- Q_OBJECT
-public:
- RenderSelect(DOM::HTMLSelectElementImpl *element);
-
- virtual const char *renderName() const { return "RenderSelect"; }
-
- virtual void calcMinMaxWidth();
- virtual void layout();
-
- void setOptionsChanged(bool _optionsChanged);
-
- bool selectionChanged() { return m_selectionChanged; }
- void setSelectionChanged(bool _selectionChanged) { m_selectionChanged = _selectionChanged; }
- virtual void updateFromElement();
-
- void updateSelection();
-
- DOM::HTMLSelectElementImpl *element() const
- { return static_cast<DOM::HTMLSelectElementImpl*>(RenderObject::element()); }
-
-protected:
- KListBox *createListBox();
- ComboBoxWidget *createComboBox();
-
- unsigned m_size;
- bool m_multiple;
- bool m_useListBox;
- bool m_selectionChanged;
- bool m_ignoreSelectEvents;
- bool m_optionsChanged;
-
-protected slots:
- void slotSelected(int index);
- void slotSelectionChanged();
-};
-
-// -------------------------------------------------------------------------
-class TextAreaWidget : public KTextEdit
-{
- Q_OBJECT
-public:
- TextAreaWidget(int wrap, TQWidget* parent);
- virtual ~TextAreaWidget();
-
-protected:
- virtual bool event (TQEvent *e );
- virtual TQPopupMenu *createPopupMenu(const TQPoint& pos);
- virtual TQPopupMenu* createPopupMenu() { return KTextEdit::createPopupMenu(); }
-private slots:
- void slotFind();
- void slotDoFind();
- void slotFindNext();
- void slotReplace();
- void slotDoReplace();
- void slotReplaceNext();
- void slotReplaceText(const TQString&, int, int, int);
- void slotFindHighlight(const TQString&, int, int);
-private:
- KFindDialog *m_findDlg;
- KFind *m_find;
- KReplaceDialog *m_repDlg;
- KReplace *m_replace;
- KAction *m_findAction;
- KAction *m_findNextAction;
- KAction *m_replaceAction;
- int m_findIndex, m_findPara;
- int m_repIndex, m_repPara;
-};
-
-
-// -------------------------------------------------------------------------
-
-class RenderTextArea : public RenderFormElement
-{
- Q_OBJECT
-public:
- RenderTextArea(DOM::HTMLTextAreaElementImpl *element);
- ~RenderTextArea();
-
- virtual const char *renderName() const { return "RenderTextArea"; }
- virtual void calcMinMaxWidth();
- virtual void layout();
- virtual void setStyle(RenderStyle *style);
-
- virtual void close ( );
- virtual void updateFromElement();
-
- // don't even think about making this method virtual!
- TextAreaWidget *widget() const { return static_cast<TextAreaWidget*>(m_widget); }
- DOM::HTMLTextAreaElementImpl* element() const
- { return static_cast<DOM::HTMLTextAreaElementImpl*>(RenderObject::element()); }
-
- TQString text();
- void highLightWord( unsigned int length, unsigned int pos );
-
- void select();
-
- long selectionStart();
- long selectionEnd();
- void setSelectionStart(long pos);
- void setSelectionEnd(long pos);
- void setSelectionRange(long start, long end);
-protected slots:
- void slotTextChanged();
-
-protected:
- virtual void handleFocusOut();
-
- virtual bool isEditable() const { return true; }
- virtual bool canHaveBorder() const { return true; }
-
- bool scrollbarsStyled;
-private:
- //Convert para, index -> offset
- long computeCharOffset(int para, int index);
-
- //Convert offset -> para, index
- void computeParagraphAndIndex(long offset, int* para, int* index);
-
- //Helper for doing the conversion..
- enum Mode { ParaLength, //Returns the length of the entire paragraph
- ParaPortionLength, //Return length of paragraph portion set by threshold
- ParaPortionOffset }; //Return offset that matches the length threshold.
- int queryParagraphInfo(int para, Mode m, int param = -1);
-};
-
-// -------------------------------------------------------------------------
-
-} //namespace
-
-#endif