/////////////////////////////////////////////////////////////////////////////
-// Name: htmlcell.h
+// Name: wx/html/htmlcell.h
// Purpose: wxHtmlCell class is used by wxHtmlWindow/wxHtmlWinParser
// as a basic visual element of HTML page
// Author: Vaclav Slavik
#include "wx/window.h"
-class WXDLLIMPEXP_HTML wxHtmlLinkInfo;
-class WXDLLIMPEXP_HTML wxHtmlCell;
-class WXDLLIMPEXP_HTML wxHtmlContainerCell;
+class WXDLLIMPEXP_FWD_HTML wxHtmlWindowInterface;
+class WXDLLIMPEXP_FWD_HTML wxHtmlLinkInfo;
+class WXDLLIMPEXP_FWD_HTML wxHtmlCell;
+class WXDLLIMPEXP_FWD_HTML wxHtmlContainerCell;
// wxHtmlSelection is data holder with information about text selection.
public:
wxHtmlSelection()
: m_fromPos(wxDefaultPosition), m_toPos(wxDefaultPosition),
- m_fromPrivPos(wxDefaultPosition), m_toPrivPos(wxDefaultPosition),
+ m_fromCharacterPos(-1), m_toCharacterPos(-1),
m_fromCell(NULL), m_toCell(NULL) {}
+ // this version is used for the user selection defined with the mouse
void Set(const wxPoint& fromPos, const wxHtmlCell *fromCell,
const wxPoint& toPos, const wxHtmlCell *toCell);
void Set(const wxHtmlCell *fromCell, const wxHtmlCell *toCell);
const wxPoint& GetToPos() const { return m_toPos; }
// these are From/ToCell's private data
- const wxPoint& GetFromPrivPos() const { return m_fromPrivPos; }
- const wxPoint& GetToPrivPos() const { return m_toPrivPos; }
- void SetFromPrivPos(const wxPoint& pos) { m_fromPrivPos = pos; }
- void SetToPrivPos(const wxPoint& pos) { m_toPrivPos = pos; }
- void ClearPrivPos() { m_toPrivPos = m_fromPrivPos = wxDefaultPosition; }
+ void ClearFromToCharacterPos() { m_toCharacterPos = m_fromCharacterPos = -1; }
+ bool AreFromToCharacterPosSet() const { return m_toCharacterPos != -1 && m_fromCharacterPos != -1; }
+
+ void SetFromCharacterPos (wxCoord pos) { m_fromCharacterPos = pos; }
+ void SetToCharacterPos (wxCoord pos) { m_toCharacterPos = pos; }
+ wxCoord GetFromCharacterPos () const { return m_fromCharacterPos; }
+ wxCoord GetToCharacterPos () const { return m_toCharacterPos; }
bool IsEmpty() const
{ return m_fromPos == wxDefaultPosition &&
private:
wxPoint m_fromPos, m_toPos;
- wxPoint m_fromPrivPos, m_toPrivPos;
+ wxCoord m_fromCharacterPos, m_toCharacterPos;
const wxHtmlCell *m_fromCell, *m_toCell;
};
const wxColour& GetFgColour() const { return m_fgColour; }
void SetBgColour(const wxColour& c) { m_bgColour = c; }
const wxColour& GetBgColour() const { return m_bgColour; }
+ void SetBgMode(int m) { m_bgMode = m; }
+ int GetBgMode() const { return m_bgMode; }
private:
wxHtmlSelectionState m_selState;
wxColour m_fgColour, m_bgColour;
+ int m_bgMode;
};
};
+// Superscript/subscript/normal script mode of a cell
+enum wxHtmlScriptMode
+{
+ wxHTML_SCRIPT_NORMAL,
+ wxHTML_SCRIPT_SUB,
+ wxHTML_SCRIPT_SUP
+};
// ---------------------------------------------------------------------------
int GetHeight() const {return m_Height;}
int GetDescent() const {return m_Descent;}
+ void SetScriptMode(wxHtmlScriptMode mode, long previousBase);
+ wxHtmlScriptMode GetScriptMode() const { return m_ScriptMode; }
+ long GetScriptBaseline() { return m_ScriptBaseline; }
+
// Formatting cells are not visible on the screen, they only alter
// renderer's state.
bool IsFormattingCell() const { return m_Width == 0 && m_Height == 0; }
{ return m_Link; }
// Returns cursor to be used when mouse is over the cell:
+ virtual wxCursor GetMouseCursor(wxHtmlWindowInterface *window) const;
+
+#if WXWIN_COMPATIBILITY_2_6
+ // this was replaced by GetMouseCursor, don't use in new code!
virtual wxCursor GetCursor() const;
+#endif
// return next cell among parent's cells
wxHtmlCell *GetNext() const {return m_Next;}
// 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.
+ // Returns true if a link is clicked, false otherwise.
//
- // Parent is pointer to wxHtmlWindow that generated the event
+ // 'window' is pointer to wxHtmlWindowInterface of the window which
+ // 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);
+ virtual bool ProcessMouseClick(wxHtmlWindowInterface *window,
+ const wxPoint& pos,
+ const wxMouseEvent& event);
+
+#if WXWIN_COMPATIBILITY_2_6
+ // this was replaced by ProcessMouseClick, don't use in new code!
+ virtual void OnMouseClick(wxWindow *window,
+ int x, int y, const wxMouseEvent& event);
+#endif
// This method used to adjust pagebreak position. The parameter is variable
// that contains y-coordinate of page break (= horizontal line that should
// 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;
+ const wxArrayInt& known_pagebreaks,
+ int pageHeight) const;
// Sets cell's behaviour on pagebreaks (see AdjustPagebreak). Default
// is true - the cell can be split on two pages
+ // If there is no way to fit a cell in the current page size, the cell
+ // is always split, ignoring this setting.
void SetCanLiveOnPagebreak(bool can) { m_CanLiveOnPagebreak = can; }
// Can the line be broken before this cell?
virtual wxHtmlCell *FindCellByPos(wxCoord x, wxCoord y,
unsigned flags = wxHTML_FIND_EXACT) const;
- // Returns absolute position of the cell on HTML canvas
- wxPoint GetAbsPos() const;
+ // Returns absolute position of the cell on HTML canvas.
+ // If rootCell is provided, then it's considered to be the root of the
+ // hierarchy and the returned value is relative to it.
+ wxPoint GetAbsPos(wxHtmlCell *rootCell = NULL) const;
+
+ // Returns root cell of the hierarchy (i.e. grand-grand-...-parent that
+ // doesn't have a parent itself)
+ wxHtmlCell *GetRootCell() const;
// Returns first (last) terminal cell inside this cell. It may return NULL,
// but it is rare -- only if there are no terminals in the tree.
{ return wxEmptyString; }
protected:
+ // pointer to the next cell
wxHtmlCell *m_Next;
- // pointer to the next cell
+ // pointer to parent cell
wxHtmlContainerCell *m_Parent;
- // pointer to parent cell
- long m_Width, m_Height, m_Descent;
- // dimensions of fragment
- // m_Descent is used to position text&images..
- long m_PosX, m_PosY;
- // position where the fragment is drawn
+
+ // dimensions of fragment (m_Descent is used to position text & images)
+ int m_Width, m_Height, m_Descent;
+ // position where the fragment is drawn:
+ int m_PosX, m_PosY;
+
+ // superscript/subscript/normal:
+ wxHtmlScriptMode m_ScriptMode;
+ long m_ScriptBaseline;
+
+ // destination address if this fragment is hypertext link, NULL otherwise
wxHtmlLinkInfo *m_Link;
- // destination address if this fragment is hypertext link, NULL otherwise
+ // true if this cell can be placed on pagebreak, false otherwise
bool m_CanLiveOnPagebreak;
- // true if this cell can be placed on pagebreak, false otherwise
+ // unique identifier of the cell, generated from "id" property of tags
wxString m_id;
- // unique identifier of the cell, generated from "id" property of tags
DECLARE_ABSTRACT_CLASS(wxHtmlCell)
- DECLARE_NO_COPY_CLASS(wxHtmlCell)
+ wxDECLARE_NO_COPY_CLASS(wxHtmlCell);
};
wxHtmlWordCell(const wxString& word, const wxDC& dc);
void Draw(wxDC& dc, int x, int y, int view_y1, int view_y2,
wxHtmlRenderingInfo& info);
- wxCursor GetCursor() const;
- wxString ConvertToText(wxHtmlSelection *sel) const;
+ virtual wxCursor GetMouseCursor(wxHtmlWindowInterface *window) const;
+ virtual wxString ConvertToText(wxHtmlSelection *sel) const;
bool IsLinebreakAllowed() const { return m_allowLinebreak; }
void SetPreviousWord(wxHtmlWordCell *cell);
protected:
+ virtual wxString GetAllAsText() const
+ { return m_Word; }
+ virtual wxString GetPartAsText(int begin, int end) const
+ { return m_Word.Mid(begin, end - begin); }
+
void SetSelectionPrivPos(const wxDC& dc, wxHtmlSelection *s) const;
void Split(const wxDC& dc,
const wxPoint& selFrom, const wxPoint& selTo,
bool m_allowLinebreak;
DECLARE_ABSTRACT_CLASS(wxHtmlWordCell)
- DECLARE_NO_COPY_CLASS(wxHtmlWordCell)
+ wxDECLARE_NO_COPY_CLASS(wxHtmlWordCell);
};
+// wxHtmlWordCell specialization for storing text fragments with embedded
+// '\t's; these differ from normal words in that the displayed text is
+// different from the text copied to clipboard
+class WXDLLIMPEXP_HTML wxHtmlWordWithTabsCell : public wxHtmlWordCell
+{
+public:
+ wxHtmlWordWithTabsCell(const wxString& word,
+ const wxString& wordOrig,
+ size_t linepos,
+ const wxDC& dc)
+ : wxHtmlWordCell(word, dc),
+ m_wordOrig(wordOrig),
+ m_linepos(linepos)
+ {}
+
+protected:
+ virtual wxString GetAllAsText() const;
+ virtual wxString GetPartAsText(int begin, int end) const;
+ wxString m_wordOrig;
+ size_t m_linepos;
+};
// Container contains other cells, thus forming tree structure of rendering
{
public:
wxHtmlContainerCell(wxHtmlContainerCell *parent);
- ~wxHtmlContainerCell();
+ virtual ~wxHtmlContainerCell();
virtual void Layout(int w);
virtual void Draw(wxDC& dc, int x, int y, int view_y1, int view_y2,
wxHtmlRenderingInfo& info);
virtual void DrawInvisible(wxDC& dc, int x, int y,
wxHtmlRenderingInfo& info);
- virtual bool AdjustPagebreak(int *pagebreak, int *known_pagebreaks = NULL, int number_of_pages = 0) const;
+
+ virtual bool AdjustPagebreak(int *pagebreak,
+ const wxArrayInt& known_pagebreaks,
+ int pageHeight) const;
// insert cell at the end of m_Cells list
void InsertCell(wxHtmlCell *cell);
// sets minimal height of this container.
void SetMinHeight(int h, int align = wxHTML_ALIGN_TOP) {m_MinHeight = h; m_MinHeightAlign = align; m_LastLayout = -1;}
- void SetBackgroundColour(const wxColour& clr) {m_UseBkColour = true; m_BkColour = clr;}
+ void SetBackgroundColour(const wxColour& clr) {m_BkColour = clr;}
// returns background colour (of wxNullColour if none set), so that widgets can
// adapt to it:
wxColour GetBackgroundColour();
- void SetBorder(const wxColour& clr1, const wxColour& clr2) {m_UseBorder = true; m_BorderColour1 = clr1, m_BorderColour2 = clr2;}
+ void SetBorder(const wxColour& clr1, const wxColour& clr2, int border = 1) {m_Border = border; m_BorderColour1 = clr1, m_BorderColour2 = clr2;}
virtual wxHtmlLinkInfo* GetLink(int x = 0, int y = 0) const;
virtual const wxHtmlCell* Find(int condition, const void* param) const;
- virtual void OnMouseClick(wxWindow *parent, int x, int y, const wxMouseEvent& event);
- virtual wxHtmlCell* GetFirstChild() const { return m_Cells; }
-#if WXWIN_COMPATIBILITY_2_4
- wxDEPRECATED( wxHtmlCell* GetFirstCell() const );
+#if WXWIN_COMPATIBILITY_2_6
+ // this was replaced by ProcessMouseClick, don't use in new code!
+ virtual void OnMouseClick(wxWindow *window,
+ int x, int y, const wxMouseEvent& event);
#endif
+ virtual bool ProcessMouseClick(wxHtmlWindowInterface *window,
+ const wxPoint& pos,
+ const wxMouseEvent& event);
+
+ virtual wxHtmlCell* GetFirstChild() const { return m_Cells; }
+
+ // returns last child cell:
+ wxHtmlCell* GetLastChild() const { return m_LastCell; }
// see comment in wxHtmlCell about this method
virtual bool IsTerminalCell() const { return false; }
// Removes indentation on top or bottom of the container (i.e. above or
// below first/last terminal cell). For internal use only.
- void RemoveExtraSpacing(bool top, bool bottom);
+ virtual void RemoveExtraSpacing(bool top, bool bottom);
// Returns the maximum possible length of the container.
// Call Layout at least once before using GetMaxTotalWidth()
// alignment horizontal and vertical (left, center, right)
int m_WidthFloat, m_WidthFloatUnits;
// width float is used in adjustWidth
- bool m_UseBkColour;
wxColour m_BkColour;
// background color of this container
- bool m_UseBorder;
+ int m_Border;
+ // border size. Draw only if m_Border > 0
wxColour m_BorderColour1, m_BorderColour2;
// borders color of this container
int m_LastLayout;
DECLARE_ABSTRACT_CLASS(wxHtmlContainerCell)
- DECLARE_NO_COPY_CLASS(wxHtmlContainerCell)
+ wxDECLARE_NO_COPY_CLASS(wxHtmlContainerCell);
};
-#if WXWIN_COMPATIBILITY_2_4
-inline wxHtmlCell* wxHtmlContainerCell::GetFirstCell() const
- { return GetFirstChild(); }
-#endif
-
-
// ---------------------------------------------------------------------------
unsigned m_Flags;
DECLARE_ABSTRACT_CLASS(wxHtmlColourCell)
- DECLARE_NO_COPY_CLASS(wxHtmlColourCell)
+ wxDECLARE_NO_COPY_CLASS(wxHtmlColourCell);
};
wxFont m_Font;
DECLARE_ABSTRACT_CLASS(wxHtmlFontCell)
- DECLARE_NO_COPY_CLASS(wxHtmlFontCell)
+ wxDECLARE_NO_COPY_CLASS(wxHtmlFontCell);
};
// it's width according to parent container's width
// (w is percent of parent's width)
wxHtmlWidgetCell(wxWindow *wnd, int w = 0);
- ~wxHtmlWidgetCell() { m_Wnd->Destroy(); }
+ virtual ~wxHtmlWidgetCell() { m_Wnd->Destroy(); }
virtual void Draw(wxDC& dc, int x, int y, int view_y1, int view_y2,
wxHtmlRenderingInfo& info);
virtual void DrawInvisible(wxDC& dc, int x, int y,
// width float is used in adjustWidth (it is in percents)
DECLARE_ABSTRACT_CLASS(wxHtmlWidgetCell)
- DECLARE_NO_COPY_CLASS(wxHtmlWidgetCell)
+ wxDECLARE_NO_COPY_CLASS(wxHtmlWidgetCell);
};
projects / wxWidgets.git / blobdiff