+public:
+ wxHtmlCell();
+ virtual ~wxHtmlCell();
+
+ void SetParent(wxHtmlContainerCell *p) {m_Parent = p;}
+ wxHtmlContainerCell *GetParent() const {return m_Parent;}
+
+ int GetPosX() const {return m_PosX;}
+ int GetPosY() const {return m_PosY;}
+ int GetWidth() const {return m_Width;}
+ int GetHeight() const {return m_Height;}
+ int GetDescent() const {return m_Descent;}
+
+ const wxString& GetId() const { return m_id; }
+ void SetId(const wxString& id) { m_id = id; }
+
+ // returns the link associated with this cell. The position is position
+ // within the cell so it varies from 0 to m_Width, from 0 to m_Height
+ virtual wxHtmlLinkInfo* GetLink(int WXUNUSED(x) = 0, int WXUNUSED(y) = 0) const
+ { return m_Link; }
+
+ // members access methods
+ wxHtmlCell *GetNext() const {return m_Next;}
+
+ // members writing methods
+ virtual void SetPos(int x, int y) {m_PosX = x, m_PosY = y;}
+ void SetLink(const wxHtmlLinkInfo& link);
+ void SetNext(wxHtmlCell *cell) {m_Next = cell;}
+
+ // 1. adjust cell's width according to the fact that maximal possible width
+ // is w. (this has sense when working with horizontal lines, tables
+ // etc.)
+ // 2. prepare layout (=fill-in m_PosX, m_PosY (and sometime m_Height)
+ // members) = place items to fit window, according to the width w
+ virtual void Layout(int w);
+
+ // renders the cell
+ virtual void Draw(wxDC& WXUNUSED(dc),
+ int WXUNUSED(x), int WXUNUSED(y),
+ int WXUNUSED(view_y1), int WXUNUSED(view_y2),
+ wxHtmlRenderingState& WXUNUSED(state)) {}
+
+ // proceed drawing actions in case the cell is not visible (scrolled out of
+ // screen). This is needed to change fonts, colors and so on.
+ virtual void DrawInvisible(wxDC& WXUNUSED(dc),
+ int WXUNUSED(x), int WXUNUSED(y),
+ wxHtmlRenderingState& WXUNUSED(state)) {}
+
+ // This method returns pointer to the FIRST cell for that
+ // the condition
+ // is true. It first checks if the condition is true for this
+ // cell and then calls m_Next->Find(). (Note: it checks
+ // all subcells if the cell is container)
+ // Condition is unique condition identifier (see htmldefs.h)
+ // (user-defined condition IDs should start from 10000)
+ // and param is optional parameter
+ // Example : m_Cell->Find(wxHTML_COND_ISANCHOR, "news");
+ // returns pointer to anchor news
+ virtual const wxHtmlCell* Find(int condition, const void* param) const;
+
+ // This function is called when mouse button is clicked over the cell.
+ //
+ // Parent is pointer to wxHtmlWindow that generated the event
+ // HINT: if this handling is not enough for you you should use
+ // wxHtmlWidgetCell
+ virtual void OnMouseClick(wxWindow *parent, int x, int y, const wxMouseEvent& event);
+
+ // This method used to adjust pagebreak position. The parameter is variable
+ // that contains y-coordinate of page break (= horizontal line that should
+ // not be crossed by words, images etc.). If this cell cannot be divided
+ // into two pieces (each one on another page) then it moves the pagebreak
+ // few pixels up.
+ //
+ // Returned value : true if pagebreak was modified, false otherwise
+ // Usage : while (container->AdjustPagebreak(&p)) {}
+ virtual bool AdjustPagebreak(int *pagebreak,
+ int *known_pagebreaks = NULL,
+ int number_of_pages = 0) const;
+
+ // Sets cell's behaviour on pagebreaks (see AdjustPagebreak). Default
+ // is true - the cell can be split on two pages
+ void SetCanLiveOnPagebreak(bool can) { m_CanLiveOnPagebreak = can; }
+
+ // Returns y-coordinates that contraint the cell, i.e. left is highest
+ // and right lowest coordinate such that the cell lays between then.
+ // Note: this method does not return meaningful values if you haven't
+ // called Layout() before!
+ virtual void GetHorizontalConstraints(int *left, int *right) const;
+
+ // Returns true for simple == terminal cells, i.e. not composite ones.
+ // This if for internal usage only and may disappear in future versions!
+ virtual bool IsTerminalCell() const { return TRUE; }
+
+ // Find a cell inside this cell positioned at the given coordinates
+ // (relative to this's positions). Returns NULL if no such cell exists.
+ // The flag can be used to specify whether to look for terminal or
+ // nonterminal cells or both. In either case, returned cell is deepest
+ // cell in cells tree that contains [x,y].
+ virtual wxHtmlCell *FindCellByPos(wxCoord x, wxCoord y,
+ unsigned flags = wxHTML_FIND_TERMINAL) const;
+
+protected:
+ wxHtmlCell *m_Next;
+ // pointer to the next cell
+ wxHtmlContainerCell *m_Parent;
projects / wxWidgets.git / blobdiff