Formerly known as wxLayout.
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@2686 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
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samples/richedit/wxlwindow.h
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234
samples/richedit/wxlwindow.h
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/*-*- c++ -*-********************************************************
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* wxLwindow.h : a scrolled Window for displaying/entering rich text*
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* *
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* (C) 1998,1999 by Karsten Ball<6C>der (Ballueder@usa.net) *
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* *
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* $Id$
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*******************************************************************/
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#ifndef WXLWINDOW_H
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#define WXLWINDOW_H
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#ifdef __GNUG__
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# pragma interface "wxlwindow.h"
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#endif
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#ifndef USE_PCH
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# include <wx/wx.h>
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#endif
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#include "wxllist.h"
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#ifndef WXLOWIN_MENU_FIRST
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# define WXLOWIN_MENU_FIRST 12000
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#endif
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#define wxUSE_PRIVATE_CLIPBOARD_FORMAT 1
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enum
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{
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WXLOWIN_MENU_LARGER = WXLOWIN_MENU_FIRST,
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WXLOWIN_MENU_SMALLER,
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WXLOWIN_MENU_UNDERLINE_ON,
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WXLOWIN_MENU_UNDERLINE_OFF,
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WXLOWIN_MENU_BOLD_ON,
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WXLOWIN_MENU_BOLD_OFF,
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WXLOWIN_MENU_ITALICS_ON,
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WXLOWIN_MENU_ITALICS_OFF,
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WXLOWIN_MENU_ROMAN,
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WXLOWIN_MENU_TYPEWRITER,
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WXLOWIN_MENU_SANSSERIF,
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WXLOWIN_MENU_RCLICK,
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WXLOWIN_MENU_LCLICK,
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WXLOWIN_MENU_DBLCLICK,
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WXLOWIN_MENU_MOUSEMOVE,
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WXLOWIN_MENU_LAST = WXLOWIN_MENU_MOUSEMOVE
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};
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/**
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This class is a rich text editing widget.
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*/
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class wxLayoutWindow : public wxScrolledWindow
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{
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public:
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/** Constructor.
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@param parent parent window to display this panel in
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*/
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wxLayoutWindow(wxWindow *parent);
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/// Destructor.
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virtual ~wxLayoutWindow();
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/**@name Editing functionality */
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//@{
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/// Clears the window and sets default parameters.
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void Clear(int family = wxROMAN,
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int size=12,
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int style=wxNORMAL,
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int weight=wxNORMAL,
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int underline=0,
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wxColour *fg=NULL,
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wxColour *bg=NULL);
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/** Sets a background image, only used on screen, not on printouts.
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@param bitmap a pointer to a wxBitmap or NULL to remove it
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*/
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void SetBackgroundBitmap(wxBitmap *bitmap = NULL)
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{
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if(m_BGbitmap) delete m_BGbitmap;
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m_BGbitmap = bitmap;
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}
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/// Enable or disable editing, i.e. processing of keystrokes.
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void SetEditable(bool toggle) { m_Editable = toggle; }
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/// Query whether list can be edited by user.
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bool IsEditable(void) const { return m_Editable; }
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/** Sets cursor visibility, visible=1, invisible=0,
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visible-on-demand=-1, to hide it until moved.
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@param visibility -1,0 or 1
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@return the old visibility
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*/
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inline int SetCursorVisibility(int visibility = -1)
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{ int v =m_CursorVisibility;
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m_CursorVisibility = visibility; return v;}
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/// Pastes text from clipboard.
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void Paste(void);
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/** Copies selection to clipboard.
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@param invalidate used internally, see wxllist.h for details
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*/
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bool Copy(bool invalidate = true);
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/// Copies selection to clipboard and deletes it.
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bool Cut(void);
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//@}
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bool Find(const wxString &needle,
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wxPoint * fromWhere = NULL);
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void EnablePopup(bool enable = true) { m_DoPopupMenu = enable; }
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/** Sets the wrap margin.
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@param margin set this to 0 to disable it
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*/
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void SetWrapMargin(CoordType margin) { m_WrapMargin = margin; }
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/** Redraws the window.
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Internally, this stores the parameter and calls a refresh on
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wxMSW, draws directly on wxGTK.
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*/
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void DoPaint(const wxRect *updateRect = NULL);
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/// if exact == false, assume 50% extra size for the future
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void ResizeScrollbars(bool exact = false); // don't change this to true!
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/// if the flag is true, we send events when user clicks on embedded objects
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inline void SetMouseTracking(bool doIt = true) { m_doSendEvents = doIt; }
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/* Returns a pointer to the wxLayoutList object.
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@return the list
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*/
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wxLayoutList * GetLayoutList(void) { return m_llist; }
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/**@name Callbacks */
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//@{
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void OnPaint(wxPaintEvent &event);
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void OnChar(wxKeyEvent& event);
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void OnKeyUp(wxKeyEvent& event);
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void OnMenu(wxCommandEvent& event);
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void OnLeftMouseClick(wxMouseEvent& event) { OnMouse(WXLOWIN_MENU_LCLICK, event); }
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void OnRightMouseClick(wxMouseEvent& event) { OnMouse(WXLOWIN_MENU_RCLICK, event); }
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void OnMouseDblClick(wxMouseEvent& event) { OnMouse(WXLOWIN_MENU_DBLCLICK, event); }
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void OnMouseMove(wxMouseEvent &event) { OnMouse(WXLOWIN_MENU_MOUSEMOVE, event) ; }
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void OnSetFocus(wxFocusEvent &ev);
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void OnKillFocus(wxFocusEvent &ev);
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//@}
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/// Creates a wxMenu for use as a format popup.
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static wxMenu * MakeFormatMenu(void);
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/**@name Dirty flag handling for optimisations. */
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//@{
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/// Set dirty flag.
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void SetDirty(void) { m_Dirty = true; }
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/// Query whether window needs redrawing.
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bool IsDirty(void) const { return m_Dirty; }
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/// Reset dirty flag.
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void ResetDirty(void) { m_Dirty = false; }
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//@}
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/// Redraws the window, used by DoPaint() or OnPaint().
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void InternalPaint(const wxRect *updateRect);
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/// Has list been modified/edited?
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bool IsModified(void) const { return m_Modified; }
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/// Mark list as modified or unchanged.
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void SetModified(bool modified = true) { m_Modified = modified; }
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/** Tell window to update a wxStatusBar with UserData labels and
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cursor positions.
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@param bar wxStatusBar pointer
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@param labelfield field to use in statusbar for URLs/userdata labels, or -1 to disable
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@param cursorfield field to use for cursor position, or -1 to disable
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*/
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void SetStatusBar(class wxStatusBar *bar,
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int labelfield = -1,
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int cursorfield = -1)
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{
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m_StatusBar = bar; m_StatusFieldLabel = labelfield;
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m_StatusFieldCursor = cursorfield;
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}
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protected:
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/// generic function for mouse events processing
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void OnMouse(int eventId, wxMouseEvent& event);
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/// as the name says
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void ScrollToCursor(void);
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/// for sending events
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wxWindow *m_Parent;
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/// Shall we send events?
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bool m_doSendEvents;
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/// Where does the current view start?
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int m_ViewStartX; int m_ViewStartY;
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/// Do we currently have the focus?
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bool m_HaveFocus;
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/// do we handle clicks of the right mouse button?
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bool m_DoPopupMenu;
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/// Should InternalPaint() scroll to cursor (VZ: seems unused any more)
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bool m_ScrollToCursor;
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/// Do we currently have a non-standard cursor?
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bool m_HandCursor;
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/// the menu
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wxMenu * m_PopupMenu;
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/// for derived classes, set when mouse is clicked
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wxPoint m_ClickPosition;
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/// for scrollbar calculations:
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int m_maxx;
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int m_maxy;
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int m_lineHeight;
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/** Visibility parameter for cursor. 0/1 as expected, -1: visible
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on demand.
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*/
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int m_CursorVisibility;
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private:
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/// The layout list to be displayed.
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wxLayoutList *m_llist;
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/// Can user edit the window?
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bool m_Editable;
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/// Are we currently building a selection with the keyboard?
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bool m_Selecting;
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/// wrap margin
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CoordType m_WrapMargin;
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/// Is list dirty (for redraws, internal use)?
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bool m_Dirty;
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/// Has list been edited?
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bool m_Modified;
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wxMemoryDC *m_memDC;
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wxBitmap *m_bitmap;
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wxPoint m_bitmapSize;
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/// A frame's statusbar to update
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class wxStatusBar *m_StatusBar;
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/// statusbar field for labels
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int m_StatusFieldLabel;
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/// statusbar field for cursor positions
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int m_StatusFieldCursor;
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/// a pointer to a bitmap for the background
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wxBitmap *m_BGbitmap;
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DECLARE_EVENT_TABLE()
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};
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#endif
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