#ifndef _WX_HTMLWIN_H_
#define _WX_HTMLWIN_H_
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma interface "htmlwin.h"
#endif
#include "wx/window.h"
#include "wx/scrolwin.h"
#include "wx/config.h"
-#include "wx/treectrl.h"
#include "wx/html/winpars.h"
#include "wx/html/htmlcell.h"
#include "wx/filesys.h"
#include "wx/html/htmlfilt.h"
+#include "wx/filename.h"
class wxHtmlProcessor;
class wxHtmlWinModule;
class wxHtmlHistoryArray;
class wxHtmlProcessorList;
+class WXDLLIMPEXP_HTML wxHtmlWinAutoScrollTimer;
// wxHtmlWindow flags:
#define wxHW_SCROLLBAR_NEVER 0x0002
#define wxHW_SCROLLBAR_AUTO 0x0004
+#define wxHW_NO_SELECTION 0x0008
+
+#define wxHW_DEFAULT_STYLE wxHW_SCROLLBAR_AUTO
+
// enums for wxHtmlWindow::OnOpeningURL
enum wxHtmlOpeningStatus
wxHTML_REDIRECT
};
-//--------------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
// wxHtmlWindow
// (This is probably the only class you will directly use.)
// Purpose of this class is to display HTML page (either local
-// file or downloaded via HTTP protocol) in a window. Width
-// of window is constant - given in constructor - virtual height
-// is changed dynamicly depending on page size.
-// Once the window is created you can set it's content by calling
+// file or downloaded via HTTP protocol) in a window. Width of
+// window is constant - given in constructor - virtual height
+// is changed dynamicly depending on page size. Once the
+// window is created you can set it's content by calling
// SetPage(text) or LoadPage(filename).
-//--------------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxHtmlWindow : public wxScrolledWindow
+class WXDLLIMPEXP_HTML wxHtmlWindow : public wxScrolledWindow
{
DECLARE_DYNAMIC_CLASS(wxHtmlWindow)
friend class wxHtmlWinModule;
wxHtmlWindow(wxWindow *parent, wxWindowID id = -1,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
- long style = wxHW_SCROLLBAR_AUTO,
+ long style = wxHW_DEFAULT_STYLE,
const wxString& name = wxT("htmlWindow"))
{
Init();
// specify document location, use LoadPage() istead
// Return value : FALSE if an error occured, TRUE otherwise
bool SetPage(const wxString& source);
-
+
// Append to current page
bool AppendToPage(const wxString& source);
// Return value : same as SetPage
virtual bool LoadPage(const wxString& location);
+ // Loads HTML page from file
+ bool LoadFile(const wxFileName& filename);
+
// Returns full location of opened page
wxString GetOpenedPage() const {return m_OpenedPage;}
// Returns anchor within opened page
void SetRelatedStatusBar(int bar);
// Sets fonts to be used when displaying HTML page.
- void SetFonts(wxString normal_face, wxString fixed_face, const int *sizes);
+ void SetFonts(wxString normal_face, wxString fixed_face,
+ const int *sizes = NULL);
// Sets space between text and window borders.
void SetBorders(int b) {m_Borders = b;}
// Adds HTML processor to wxHtmlWindow class as whole:
static void AddGlobalProcessor(wxHtmlProcessor *processor);
- // what would we do with it?
- virtual bool AcceptsFocusFromKeyboard() const { return FALSE; }
-
// -- Callbacks --
// Sets the title of the window
// Called when user clicked on hypertext link. Default behavior is to
// call LoadPage(loc)
virtual void OnLinkClicked(const wxHtmlLinkInfo& link);
-
- // Called when wxHtmlWindow wants to fetch data from an URL (e.g. when
- // loading a page or loading an image). The data are downloaded if and only if
+
+ // Called when wxHtmlWindow wants to fetch data from an URL (e.g. when
+ // loading a page or loading an image). The data are downloaded if and only if
// OnOpeningURL returns TRUE. If OnOpeningURL returns wxHTML_REDIRECT,
// it must set *redirect to the new URL
- virtual wxHtmlOpeningStatus OnOpeningURL(wxHtmlURLType type,
- const wxString& url,
- wxString *redirect) const
+ virtual wxHtmlOpeningStatus OnOpeningURL(wxHtmlURLType WXUNUSED(type),
+ const wxString& WXUNUSED(url),
+ wxString *WXUNUSED(redirect)) const
{ return wxHTML_OPEN; }
+
+#if wxUSE_CLIPBOARD
+ // Helper functions to select parts of page:
+ void SelectWord(const wxPoint& pos);
+ void SelectLine(const wxPoint& pos);
+ void SelectAll();
+#endif
+ virtual void ApplyParentThemeBackground(const wxColour& WXUNUSED(bg))
+ { /* do nothing */ }
+
protected:
void Init();
// actual size of window. This method also setup scrollbars
void CreateLayout();
- void OnDraw(wxDC& dc);
+ void OnEraseBackground(wxEraseEvent& event);
+ void OnPaint(wxPaintEvent& event);
void OnSize(wxSizeEvent& event);
- void OnMouseEvent(wxMouseEvent& event);
- void OnIdle(wxIdleEvent& event);
+ void OnMouseMove(wxMouseEvent& event);
+ void OnMouseDown(wxMouseEvent& event);
+ void OnMouseUp(wxMouseEvent& event);
+#if wxUSE_CLIPBOARD
+ void OnKeyUp(wxKeyEvent& event);
+ void OnDoubleClick(wxMouseEvent& event);
+ void OnCopy(wxCommandEvent& event);
+ void OnMouseEnter(wxMouseEvent& event);
+ void OnMouseLeave(wxMouseEvent& event);
+#endif // wxUSE_CLIPBOARD
+
+ virtual void OnInternalIdle();
// Returns new filter (will be stored into m_DefaultFilter variable)
virtual wxHtmlFilter *GetDefaultFilter() {return new wxHtmlFilterPlainText;}
// cleans static variables
static void CleanUpStatics();
+ // Returns true if text selection is enabled (wxClipboard must be available
+ // and wxHW_NO_SELECTION not used)
+ bool IsSelectionEnabled() const;
+
+ enum ClipboardType
+ {
+ Primary,
+ Secondary
+ };
+
+ // Copies selection to clipboard if the clipboard support is available
+ //
+ // returns true if anything was copied to clipboard, false otherwise
+ bool CopySelection(ClipboardType t = Secondary);
+
+#if wxUSE_CLIPBOARD
+ // Convert selection to text:
+ wxString SelectionToText();
+
+ // Automatic scrolling during selection:
+ void StopAutoScrolling();
+#endif // wxUSE_CLIPBOARD
+
protected:
- // This is pointer to the first cell in parsed data.
- // (Note: the first cell is usually top one = all other cells are sub-cells of this one)
+ // This is pointer to the first cell in parsed data. (Note: the first cell
+ // is usually top one = all other cells are sub-cells of this one)
wxHtmlContainerCell *m_Cell;
// parser which is used to parse HTML input.
// Each wxHtmlWindow has it's own parser because sharing one global
int m_Style;
+ // current text selection or NULL
+ wxHtmlSelection *m_selection;
+
+ // true if the user is dragging mouse to select text
+ bool m_makingSelection;
+
+#if wxUSE_CLIPBOARD
+ // time of the last doubleclick event, used to detect tripleclicks
+ // (tripleclicks are used to select whole line):
+ wxLongLong m_lastDoubleClick;
+
+ // helper class to automatically scroll the window if the user is selecting
+ // text and the mouse leaves wxHtmlWindow:
+ wxHtmlWinAutoScrollTimer *m_timerAutoScroll;
+#endif // wxUSE_CLIPBOARD
+
private:
+ // window content for double buffered rendering:
+ wxBitmap *m_backBuffer;
+
+ // variables used when user is selecting text
+ wxPoint m_tmpSelFromPos;
+ wxHtmlCell *m_tmpSelFromCell;
+
// a flag indicated if mouse moved
// (if TRUE we will try to change cursor in last call to OnIdle)
bool m_tmpMouseMoved;
// this filter is used when no filter is able to read some file
static wxHtmlFilter *m_DefaultFilter;
- static wxCursor *s_cur_hand;
- static wxCursor *s_cur_arrow;
-
wxHtmlHistoryArray *m_History;
// browser history
int m_HistoryPos;
static wxHtmlProcessorList *m_GlobalProcessors;
DECLARE_EVENT_TABLE()
+ DECLARE_NO_COPY_CLASS(wxHtmlWindow)
};
-#endif
+#endif // wxUSE_HTML
#endif // _WX_HTMLWIN_H_
projects / wxWidgets.git / blobdiff