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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2013-01-26 13:17:21 -0600
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2013-01-26 13:17:21 -0600
commitdfe289850f068f19ba4a83ab4e7e22a7e09c13c9 (patch)
treec297348a55df66c571de4525646e0b9762427353 /khtml/khtmlview.h
parentb7658a0d5eca24a9d37c6e04f88298ef02389db0 (diff)
downloadtdelibs-dfe289850f068f19ba4a83ab4e7e22a7e09c13c9.tar.gz
tdelibs-dfe289850f068f19ba4a83ab4e7e22a7e09c13c9.zip
Rename a number of libraries and executables to avoid conflicts with KDE4
Diffstat (limited to 'khtml/khtmlview.h')
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diff --git a/khtml/khtmlview.h b/khtml/khtmlview.h
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-/* This file is part of the KDE project
-
- Copyright (C) 1997 Martin Jones (mjones@kde.org)
- (C) 1998 Waldo Bastian (bastian@kde.org)
- (C) 1998, 1999 Torben Weis (weis@kde.org)
- (C) 1999 Lars Knoll (knoll@kde.org)
- (C) 1999 Antti Koivisto (koivisto@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 KHTMLVIEW_H
-#define KHTMLVIEW_H
-
-// qt includes and classes
-#include <tqscrollview.h>
-
-#include <tdelibs_export.h>
-
-class TQPainter;
-class TQRect;
-template< typename T > class TQValueVector;
-
-namespace DOM {
- class HTMLDocumentImpl;
- class DocumentImpl;
- class ElementImpl;
- class HTMLElementImpl;
- class HTMLTitleElementImpl;
- class HTMLGenericFormElementImpl;
- class HTMLFormElementImpl;
- class HTMLAnchorElementImpl;
- class HTMLInputElementImpl;
- class Range;
- class NodeImpl;
- class CSSProperty;
-}
-
-namespace KJS {
- class WindowFunc;
- class ExternalFunc;
-}
-
-namespace khtml {
- class RenderObject;
- class RenderCanvas;
- class RenderStyle;
- class RenderLineEdit;
- class RenderPartObject;
- class RenderWidget;
- class CSSStyleSelector;
- class LineEditWidget;
- class CaretBox;
- void applyRule(DOM::CSSProperty *prop);
-}
-
-class KHTMLPart;
-class KHTMLViewPrivate;
-
-/**
- * Renders and displays HTML in a TQScrollView.
- *
- * Suitable for use as an application's main view.
- **/
-class KHTML_EXPORT KHTMLView : public TQScrollView
-{
- Q_OBJECT
-
- friend class DOM::HTMLDocumentImpl;
- friend class DOM::HTMLTitleElementImpl;
- friend class DOM::HTMLGenericFormElementImpl;
- friend class DOM::HTMLFormElementImpl;
- friend class DOM::HTMLAnchorElementImpl;
- friend class DOM::HTMLInputElementImpl;
- friend class DOM::DocumentImpl;
- friend class KHTMLPart;
- friend class khtml::RenderCanvas;
- friend class khtml::RenderObject;
- friend class khtml::RenderLineEdit;
- friend class khtml::RenderPartObject;
- friend class khtml::RenderWidget;
- friend class khtml::CSSStyleSelector;
- friend class khtml::LineEditWidget;
- friend class KJS::WindowFunc;
- friend class KJS::ExternalFunc;
- friend void khtml::applyRule(DOM::CSSProperty *prop);
-
-
-public:
- /**
- * Constructs a KHTMLView.
- */
- KHTMLView( KHTMLPart *part, TQWidget *parent, const char *name=0 );
- virtual ~KHTMLView();
-
- /**
- * Returns a pointer to the KHTMLPart that is
- * rendering the page.
- **/
- KHTMLPart *part() const { return m_part; }
-
- int frameWidth() const { return _width; }
-
- /**
- * Sets a margin in x direction.
- */
- void setMarginWidth(int x);
-
- /**
- * Returns the margin width.
- *
- * A return value of -1 means the default value will be used.
- */
- int marginWidth() const { return _marginWidth; }
-
- /*
- * Sets a margin in y direction.
- */
- void setMarginHeight(int y);
-
- /**
- * Returns the margin height.
- *
- * A return value of -1 means the default value will be used.
- */
- int marginHeight() { return _marginHeight; }
-
- /**
- * Sets verticals scrollbar mode. Reimplemented for internal reasons.
- */
- virtual void setVScrollBarMode ( ScrollBarMode mode );
-
- /**
- * Sets horizontal scrollbar mode. Reimplemented for internal reasons.
- */
- virtual void setHScrollBarMode ( ScrollBarMode mode );
-
- /**
- * Prints the HTML document.
- */
- void print();
-
- /**
- * Prints the HTML document.
- * @param quick if true, fully automated printing, without print dialog
- */
- void print( bool quick ); // KDE 4.0: merge with above
-
- /**
- * ensure the display is up to date
- */
- void layout(); // KDE 4.0: make private
- /**
- * Display all accesskeys in small tooltips
- */
- void displayAccessKeys();
-
-
-
-signals:
- /**
- * This signal is used for internal layouting. Don't use it to check if rendering finished.
- * Use @ref KHTMLPart completed() signal instead.
- */
- void finishedLayout();
- void cleared();
- void zoomView( int );
- void hideAccessKeys();
- void repaintAccessKeys();
- void findAheadActive( bool );
-//#define NO_SMOOTH_SCROLL_HACK
-#ifndef NO_SMOOTH_SCROLL_HACK
-public slots:
- void scrollBy(int dx, int dy);
-#endif
-
-protected:
- void clear();
-
- virtual void resizeEvent ( TQResizeEvent * event );
- virtual void showEvent ( TQShowEvent * );
- virtual void hideEvent ( TQHideEvent *);
- virtual bool focusNextPrevChild( bool next );
- virtual void drawContents ( TQPainter * p, int clipx, int clipy, int clipw, int cliph );
- virtual void drawContents( TQPainter* );
- virtual void viewportMousePressEvent( TQMouseEvent * );
- virtual void focusInEvent( TQFocusEvent * );
- virtual void focusOutEvent( TQFocusEvent * );
- virtual void viewportMouseDoubleClickEvent( TQMouseEvent * );
- virtual void viewportMouseMoveEvent(TQMouseEvent *);
- virtual void viewportMouseReleaseEvent(TQMouseEvent *);
- virtual void viewportResizeEvent(TQResizeEvent*);
-#ifndef QT_NO_WHEELEVENT
- virtual void viewportWheelEvent(TQWheelEvent*);
-#endif
- virtual void dragEnterEvent( TQDragEnterEvent* );
- virtual void dropEvent( TQDropEvent* );
- virtual void closeEvent ( TQCloseEvent * );
- virtual bool eventFilter(TQObject *, TQEvent *);
-
- void keyPressEvent( TQKeyEvent *_ke );
- void keyReleaseEvent ( TQKeyEvent *_ke );
- void contentsContextMenuEvent ( TQContextMenuEvent *_ce );
- void doAutoScroll();
- void timerEvent ( TQTimerEvent * );
-
-#ifndef NO_SMOOTH_SCROLL_HACK
- void startScrolling();
- void stopScrolling();
-#ifndef QT_NO_WHEELEVENT
- void scrollViewWheelEvent( TQWheelEvent* e );
-#endif
-#endif
-
-protected slots:
- void slotPaletteChanged();
- void slotScrollBarMoved();
-#ifndef NO_SMOOTH_SCROLL_HACK
- void scrollTick();
-#else
- void scrollTick() {}; // moc cannot handle #if
-#endif
-
-private slots:
- void tripleClickTimeout();
- void findTimeout();
- void accessKeysTimeout();
-
- /**
- * @internal
- * @since 3.4
- * used for autoscrolling with MMB
- */
- void slotMouseScrollTimer();
-
-private:
-
- void scheduleRelayout(khtml::RenderObject* clippedObj=0);
- void unscheduleRelayout();
-
- void scheduleRepaint(int x, int y, int w, int h, bool asap=false);
- void unscheduleRepaint();
-
- bool needsFullRepaint() const;
-
- void closeChildDialogs();
- bool dialogsAllowed();
-
- /**
- * Paints the HTML document to a TQPainter.
- * The document will be scaled to match the width of
- * rc and clipped to fit in the height.
- * yOff determines the vertical offset in the document to start with.
- * more, if nonzero will be set to true if the documents extends
- * beyond the rc or false if everything below yOff was painted.
- **/
- void paint(TQPainter *p, const TQRect &rc, int yOff = 0, bool *more = 0);
-
-#if 0
- /**
- * Paints the HTML document to a TQPainter.
- * The document will be scaled to match the width.
- **/
- void paint(TQPainter *p, int width);
-#endif
-
- /**
- * Get/set the CSS Media Type.
- *
- * Media type is set to "screen" for on-screen rendering and "print"
- * during printing. Other media types lack the proper support in the
- * renderer and are not activated. The DOM tree and the parser itself,
- * however, properly handle other media types. To make them actually work
- * you only need to enable the media type in the view and if necessary
- * add the media type dependent changes to the renderer.
- */
- void setMediaType( const TQString &medium );
- TQString mediaType() const;
-
- bool pagedMode() const;
-
- bool scrollTo(const TQRect &);
-
- bool focusNextPrevNode(bool next);
- bool handleAccessKey(const TQKeyEvent* ev);
- bool focusNodeWithAccessKey(TQChar c, KHTMLView* caller = NULL);
- TQMap< DOM::ElementImpl*, TQChar > buildFallbackAccessKeys() const;
- void displayAccessKeys( KHTMLView* caller, KHTMLView* origview, TQValueVector< TQChar >& taken, bool use_fallbacks );
-
- void useSlowRepaints();
-
- void setIgnoreWheelEvents(bool e);
-
- void init();
-
- DOM::NodeImpl *nodeUnderMouse() const;
- DOM::NodeImpl *nonSharedNodeUnderMouse() const;
-
- void restoreScrollBar();
-
- TQStringList formCompletionItems(const TQString &name) const;
- void clearCompletionHistory(const TQString& name);
- void addFormCompletionItem(const TQString &name, const TQString &value);
- void removeFormCompletionItem(const TQString &name, const TQString &value);
-
- void addNonPasswordStorableSite( const TQString& host );
- bool nonPasswordStorableSite( const TQString& host ) const;
-
- bool dispatchMouseEvent(int eventId, DOM::NodeImpl *targetNode,
- DOM::NodeImpl *targetNodeNonShared, bool cancelable,
- int detail,TQMouseEvent *_mouse, bool setUnder,
- int mouseEventType);
- bool dispatchKeyEvent( TQKeyEvent *_ke );
- bool dispatchKeyEventHelper( TQKeyEvent *_ke, bool generate_keypress );
-
- void complete( bool pendingAction );
-
-#ifndef KHTML_NO_TYPE_AHEAD_FIND
- void findAhead(bool increase);
- void updateFindAheadTimeout();
- void startFindAhead( bool linksOnly );
-#endif // KHTML_NO_TYPE_AHEAD_FIND
-
-#ifndef KHTML_NO_CARET
- // -- caret-related member functions (for caretMode as well as designMode)
-
- /** initializes the caret if it hasn't been initialized yet.
- *
- * This method determines a suitable starting position, initializes
- * the internal structures, and calculates the caret's coordinates ready
- * for display.
- *
- * To "deinitialize" the caret, call caretOff
- * @param keepSelection @p true to keep any active selection. It may have
- * been extended if the caret position is changed.
- */
- void initCaret(bool keepSelection = false);
- /** returns whether the text under the caret will be overridden.
- */
- bool caretOverrides() const;
- /** ensures that the given element is properly focused.
- *
- * If not in caret mode or design mode, keyboard events are only regarded for
- * focused nodes. Therefore, the function ensured that the focus will be
- * properly set on unfocused nodes (or on a suitable ancestor).
- * @param node node to focus
- */
- void ensureNodeHasFocus(DOM::NodeImpl *node);
- /** inquires the current caret position and stores it in the caret view
- * context. Also resets the blink frequency timer. It will not display
- * the caret on the canvas.
- * @param hintBox caret box whose coordinates will be used if the
- * caret position could not be determined otherwise.
- */
- void recalcAndStoreCaretPos(khtml::CaretBox *hintBox = 0);
- /** displays the caret and reinitializes the blink frequency timer.
- *
- * The caret will only be displayed on screen if the view has focus, or
- * the caret display policy allows it. The same holds true for the blink
- * frequency timer.
- */
- void caretOn();
- /** hides the caret and kills the blink frequency timer.
- *
- * These operations are executed unconditionally, regardless of the
- * focus, and the caret display policy.
- */
- void caretOff();
- /** makes the caret visible, but does not influence the frequency timer.
- * That means it probably won't get visible immediately.
- *
- * These operations are executed unconditionally, regardless of the
- * focus, and the caret display policy.
- * @param forceRepaint @p true to force an immediate repaint, otherwise
- * do a scheduled repaint
- */
- void showCaret(bool forceRepaint = false);
- /** makes the caret invisible, but does not influence the frequency timer.
- * The caret is immediately hidden.
- *
- * These operations are executed unconditionally, regardless of the
- * focus, and the caret display policy.
- */
- void hideCaret();
- /** shifts the viewport to ensure that the caret is visible.
- *
- * Note: this will also work if the caret is hidden.
- */
- void ensureCaretVisible();
-
- /** folds the selection to the current caret position.
- *
- * Whatever selection has existed before will be removed by the invocation
- * of this method. Updates are only done if an actual selection has
- * been folded. After the call of this method, no selection will exist
- * any more.
- *
- * No validity checking is done on the parameters. Note that the parameters
- * refer to the old selection, the current caret may be way off.
- * @param startNode starting node of selection
- * @param startOffset offset within the start node.
- * @param endNode ending node of selection
- * @param endOffset offset within the end node.
- * @return @p true if there had been a selection, and it was folded.
- */
- bool foldSelectionToCaret(DOM::NodeImpl *startNode, long startOffset,
- DOM::NodeImpl *endNode, long endOffset);
-
- /** places the caret on the current position.
- *
- * The caret is switched off, the position recalculated with respect to
- * the new position. The caret will only be redisplayed if it is on an
- * editable node, in design mode, or in caret mode.
- * @param hintBox caret box whose coordinates will be used if the
- * caret position could not be determined otherwise.
- * @return @p true if the caret has been displayed.
- */
- bool placeCaret(khtml::CaretBox *hintBox = 0);
-
- /** extends the selection up to the current caret position.
- *
- * When a selection exists, the function adds/removes pieces from the
- * beginning/end of the selection up to the current caret position.
- *
- * The selection values are *not* normalized, i. e. the resulting end
- * position may actually precede the starting position.
- *
- * No validity checking is done on the parameters. Note that the parameters
- * refer to the old selection, the current caret may be way off.
- * @param startNode starting node of selection
- * @param startOffset offset within the start node.
- * @param endNode ending node of selection
- * @param endOffset offset within the end node.
- * @return @p true when the current selection has been changed
- */
- bool extendSelection(DOM::NodeImpl *startNode, long startOffset,
- DOM::NodeImpl *endNode, long endOffset);
-
- /** updates the selection from the last to the current caret position.
- *
- * No validity checking is done on the parameters. Note that the parameters
- * refer to the old selection, the current caret may be way off.
- * @param startNode starting node of selection
- * @param startOffset offset within the start node.
- * @param endNode ending node of selection
- * @param endOffset offset within the end node.
- */
- void updateSelection(DOM::NodeImpl *startNode, long startOffset,
- DOM::NodeImpl *endNode, long endOffset);
-
- /**
- * Returns the current caret policy when the view is not focused.
- * @return a KHTMLPart::CaretDisplay value
- */
- int caretDisplayPolicyNonFocused() const;
-
- /**
- * Sets the caret display policy when the view is not focused.
- * @param policy new display policy as
- * defined by KHTMLPart::CaretDisplayPolicy
- * @since 3.2
- */
- void setCaretDisplayPolicyNonFocused(int policy);
-
- // -- caret event handler
-
- /**
- * Evaluates key presses on editable nodes.
- */
- void caretKeyPressEvent(TQKeyEvent *);
-
- // -- caret navigation member functions
-
- /** moves the caret to the given position and displays it.
- *
- * If the node resembles an invalid position, the function sets the caret to a
- * nearby node that is valid.
- *
- * @param node node to be set to
- * @param offset zero-based offset within this node
- * @param clearSelection @p true if any selection should be cleared
- * as well.
- * @return @p true if a previously existing selection has been changed.
- */
- bool moveCaretTo(DOM::NodeImpl *node, long offset, bool clearSelection);
-
- /**
- * Movement enumeration
- * @li CaretByCharacter move caret character-wise
- * @li CaretByWord move caret word-wise
- */
- enum CaretMovement { CaretByCharacter, CaretByWord };
-
- /** moves the caret.
- *
- * @param next @p true, move towards the following content, @p false,
- * move towards the previous
- * @param cmv CaretMovement operation
- * @param n count the CaretMovement has to be carried out.
- * For latin documents, a positive number means moving the caret
- * these many characters to the right/downwards, a negative number
- * to the left/upwards. For RTL documents, the opposite applies.
- */
- void moveCaretBy(bool next, CaretMovement cmv, int n);
-
- /** moves the caret by line.
- */
- void moveCaretByLine(bool next, int n);
-
- /** moves the caret to the given line boundary.
- * @param end @p true if the caret is to be moved to the end of the line,
- * otherwise to the beginning.
- */
- void moveCaretToLineBoundary(bool end);
-
- /** moves the caret to the given document boundary.
- * @param end @p true if the caret is to be moved to the end of the
- * document, otherwise to the beginning.
- */
- void moveCaretToDocumentBoundary(bool end);
-
- /** does the actual caret placement so that it becomes visible at
- * the new position.
- *
- * This method is only suitable if the new caret position has already been
- * determined.
- * @param hintBox caret box whose coordinates will be used if the
- * caret position could not be determined otherwise.
- */
- void placeCaretOnChar(khtml::CaretBox *hintBox);
-
- /** does the actual caret placement so that it becomes visible at
- * the new position.
- *
- * Additionally, it calculates the new caret position from the given
- * box and coordinates.
- *
- * @param caretBox caret box serving as a measurement point for offset.
- * @param x x-coordinate relative to containing block. The offset will
- * be approximated as closely as possible to this coordinate,
- * but never less than caretBox->xPos() and greater than
- * caretBox->xPos() + caretBox->width()
- * @param absx absolute x-coordinate of containing block, needed for
- * calculation of final caret position
- * @param absy absolute y-coordinate of containing block, needed for
- * calculation of final caret position
- */
- void placeCaretOnLine(khtml::CaretBox *caretBox, int x, int absx, int absy);
-
- /** moves the caret by a page length.
- * @param next @p true, move down, @p false, move up.
- */
- void moveCaretByPage(bool next);
-
- /** moves the caret to the beginning of the previous word.
- */
- void moveCaretPrevWord();
-
- /** moves the caret to the beginning of the next word.
- */
- void moveCaretNextWord();
-
- /** moves the caret to the previous line.
- *
- * @param n number of lines to move caret
- */
- void moveCaretPrevLine(int n = 1);
-
- /** moves the caret to the following line.
- *
- * @param n number of lines to move caret
- */
- void moveCaretNextLine(int n = 1);
-
- /** moves the caret to the previous page
- */
- void moveCaretPrevPage();
-
- /** moves the caret to the next page
- */
- void moveCaretNextPage();
-
- /** moves the caret to the beginning of the current line.
- */
- void moveCaretToLineBegin();
-
- /** moves the caret to the end of the current line.
- */
- void moveCaretToLineEnd();
-
-#endif // KHTML_NO_CARET
-
- // ------------------------------------- member variables ------------------------------------
- private:
-
- void setWidgetVisible(::khtml::RenderWidget*, bool visible);
-
- int _width;
- int _height;
-
- int _marginWidth;
- int _marginHeight;
-
- KHTMLPart *m_part;
- KHTMLViewPrivate *d;
-
- TQString m_medium; // media type
-};
-
-#endif
-