git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@28305 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
		
			
				
	
	
		
			1531 lines
		
	
	
		
			41 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			1531 lines
		
	
	
		
			41 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*-*- c++ -*-********************************************************
 | ||
|  * wxLwindow.h : a scrolled Window for displaying/entering rich text*
 | ||
|  *                                                                  *
 | ||
|  * (C) 1998-2000 by Karsten Ballüder (ballueder@gmx.net)            *
 | ||
|  *                                                                  *
 | ||
|  * $Id$
 | ||
|  *******************************************************************/
 | ||
| 
 | ||
| // ============================================================================
 | ||
| // declarations
 | ||
| // ============================================================================
 | ||
| 
 | ||
| // ----------------------------------------------------------------------------
 | ||
| // headers
 | ||
| // ----------------------------------------------------------------------------
 | ||
| 
 | ||
| #ifdef __GNUG__
 | ||
| #   pragma implementation "wxlwindow.h"
 | ||
| #endif
 | ||
| 
 | ||
| #include "wx/wxprec.h"
 | ||
| 
 | ||
| #ifdef __BORLANDC__
 | ||
| #   pragma hdrstop
 | ||
| #endif
 | ||
| 
 | ||
| #include "Mpch.h"
 | ||
| 
 | ||
| #ifdef M_BASEDIR
 | ||
| #   ifndef USE_PCH
 | ||
| #       include "Mcommon.h"
 | ||
| #       include "gui/wxMenuDefs.h"
 | ||
| #       include "gui/wxMApp.h"
 | ||
| #   endif // USE_PCH
 | ||
| #   include "gui/wxlwindow.h"
 | ||
| #   include "gui/wxlparser.h"
 | ||
| 
 | ||
| #   include "MDialogs.h"
 | ||
| #   include "strutil.h"
 | ||
| #else
 | ||
| #   ifdef   __WXMSW__
 | ||
| #       include "wx/msw/private.h"
 | ||
| #   endif
 | ||
| 
 | ||
| #   include "wxlwindow.h"
 | ||
| #   include "wxlparser.h"
 | ||
| #endif
 | ||
| 
 | ||
| #include "wx/clipbrd.h"
 | ||
| #include "wx/textctrl.h"
 | ||
| #include "wx/dataobj.h"
 | ||
| 
 | ||
| #ifdef WXLAYOUT_USE_CARET
 | ||
| #   include "wx/caret.h"
 | ||
| #endif // WXLAYOUT_USE_CARET
 | ||
| 
 | ||
| #include <ctype.h>
 | ||
| 
 | ||
| 
 | ||
| // ----------------------------------------------------------------------------
 | ||
| // macros
 | ||
| // ----------------------------------------------------------------------------
 | ||
| 
 | ||
| #ifdef DEBUG
 | ||
| #   define   WXLO_DEBUG(x)      wxLogDebug x
 | ||
| #else
 | ||
| #   define WXLO_DEBUG(x)
 | ||
| #endif
 | ||
| 
 | ||
| // for profiling in debug mode:
 | ||
| WXLO_TIMER_DEFINE(UpdateTimer);
 | ||
| WXLO_TIMER_DEFINE(BlitTimer);
 | ||
| WXLO_TIMER_DEFINE(LayoutTimer);
 | ||
| WXLO_TIMER_DEFINE(TmpTimer);
 | ||
| WXLO_TIMER_DEFINE(DrawTimer);
 | ||
| 
 | ||
| // ----------------------------------------------------------------------------
 | ||
| // constants
 | ||
| // ----------------------------------------------------------------------------
 | ||
| 
 | ||
| /// offsets to put a nice frame around text
 | ||
| #define WXLO_XOFFSET   4
 | ||
| #define WXLO_YOFFSET   4
 | ||
| 
 | ||
| /// offset to the right and bottom for when to redraw scrollbars
 | ||
| #define   WXLO_ROFFSET   20
 | ||
| #define   WXLO_BOFFSET   20
 | ||
| 
 | ||
| /// scroll margins when selecting with the mouse
 | ||
| #define WXLO_SCROLLMARGIN_X   10
 | ||
| #define WXLO_SCROLLMARGIN_Y   10
 | ||
| 
 | ||
| /// the size of one scrollbar page in pixels
 | ||
| static const int X_SCROLL_PAGE = 10;
 | ||
| static const int Y_SCROLL_PAGE = 20;
 | ||
| 
 | ||
| 
 | ||
| 
 | ||
| // ----------------------------------------------------------------------------
 | ||
| // event tables
 | ||
| // ----------------------------------------------------------------------------
 | ||
| 
 | ||
| BEGIN_EVENT_TABLE(wxLayoutWindow,wxScrolledWindow)
 | ||
|    EVT_SIZE    (wxLayoutWindow::OnSize)
 | ||
| 
 | ||
|    EVT_PAINT    (wxLayoutWindow::OnPaint)
 | ||
| 
 | ||
|    EVT_CHAR     (wxLayoutWindow::OnChar)
 | ||
|    EVT_KEY_UP   (wxLayoutWindow::OnKeyUp)
 | ||
| 
 | ||
|    EVT_LEFT_DOWN(wxLayoutWindow::OnLeftMouseDown)
 | ||
|    EVT_LEFT_UP(wxLayoutWindow::OnLeftMouseUp)
 | ||
|    EVT_RIGHT_DOWN(wxLayoutWindow::OnRightMouseClick)
 | ||
|    EVT_LEFT_DCLICK(wxLayoutWindow::OnMouseDblClick)
 | ||
|    EVT_MIDDLE_DOWN(wxLayoutWindow::OnMiddleMouseDown)
 | ||
|    EVT_MOTION    (wxLayoutWindow::OnMouseMove)
 | ||
| 
 | ||
|    EVT_UPDATE_UI(WXLOWIN_MENU_UNDERLINE, wxLayoutWindow::OnUpdateMenuUnderline)
 | ||
|    EVT_UPDATE_UI(WXLOWIN_MENU_BOLD, wxLayoutWindow::OnUpdateMenuBold)
 | ||
|    EVT_UPDATE_UI(WXLOWIN_MENU_ITALICS, wxLayoutWindow::OnUpdateMenuItalic)
 | ||
|    EVT_MENU_RANGE(WXLOWIN_MENU_FIRST, WXLOWIN_MENU_LAST, wxLayoutWindow::OnMenu)
 | ||
| 
 | ||
|    EVT_SET_FOCUS(wxLayoutWindow::OnSetFocus)
 | ||
|    EVT_KILL_FOCUS(wxLayoutWindow::OnKillFocus)
 | ||
| 
 | ||
| //   EVT_IDLE(wxLayoutWindow::ResizeScrollbars)
 | ||
| END_EVENT_TABLE()
 | ||
| 
 | ||
| // ----------------------------------------------------------------------------
 | ||
| // function prototypes
 | ||
| // ----------------------------------------------------------------------------
 | ||
| 
 | ||
| /// returns true if keyCode is one of arrows/home/end/page{up|down} keys
 | ||
| static bool IsDirectionKey(long keyCode);
 | ||
| 
 | ||
| // ============================================================================
 | ||
| // implementation
 | ||
| // ============================================================================
 | ||
| 
 | ||
| #ifndef wxWANTS_CHARS
 | ||
| #   define wxWANTS_CHARS 0
 | ||
| #endif
 | ||
| 
 | ||
| // ----------------------------------------------------------------------------
 | ||
| // wxLayoutWindow
 | ||
| // ----------------------------------------------------------------------------
 | ||
| 
 | ||
| wxLayoutWindow::wxLayoutWindow(wxWindow *parent)
 | ||
|               : wxScrolledWindow(parent, wxID_ANY,
 | ||
|                                  wxDefaultPosition, wxDefaultSize,
 | ||
|                                  wxHSCROLL | wxVSCROLL |
 | ||
|                                  wxBORDER |
 | ||
|                                  wxWANTS_CHARS),
 | ||
|                 m_llist(NULL)
 | ||
| {
 | ||
| #if wxUSE_STATUSBAR
 | ||
|     SetStatusBar(NULL); // don't use statusbar
 | ||
| #endif // wxUSE_STATUSBAR
 | ||
|     m_Editable = false;
 | ||
|     m_doSendEvents = false;
 | ||
|     m_ViewStartX = 0; m_ViewStartY = 0;
 | ||
|     m_DoPopupMenu = true;
 | ||
|     m_PopupMenu = MakeFormatMenu();
 | ||
|     m_memDC = new wxMemoryDC;
 | ||
|     m_bitmap = new wxBitmap(4,4);
 | ||
|     m_bitmapSize = wxPoint(4,4);
 | ||
|     m_llist = new wxLayoutList();
 | ||
|     m_BGbitmap = NULL;
 | ||
|     m_ScrollToCursor = false;
 | ||
| #ifndef __WXMSW__
 | ||
|     m_FocusFollowMode = false;
 | ||
| #endif
 | ||
|     SetWordWrap(false);
 | ||
|     SetWrapMargin(0);
 | ||
| 
 | ||
|     // no scrollbars initially
 | ||
|     m_hasHScrollbar =
 | ||
|     m_hasVScrollbar = false;
 | ||
| 
 | ||
|     m_Selecting = false;
 | ||
| 
 | ||
| #ifdef WXLAYOUT_USE_CARET
 | ||
|     // FIXME cursor size shouldn't be hardcoded
 | ||
|     wxCaret *caret = new wxCaret(this, 2, 20);
 | ||
|     SetCaret(caret);
 | ||
|     m_llist->SetCaret(caret);
 | ||
| #endif // WXLAYOUT_USE_CARET
 | ||
| 
 | ||
|     m_HaveFocus = false;
 | ||
|     m_HandCursor = false;
 | ||
|     m_CursorVisibility = -1;
 | ||
|     SetCursor(wxCURSOR_IBEAM);
 | ||
|     SetDirty();
 | ||
| 
 | ||
|     // at least under Windows, this should be the default behaviour
 | ||
|     m_AutoDeleteSelection = true;
 | ||
| }
 | ||
| 
 | ||
| wxLayoutWindow::~wxLayoutWindow()
 | ||
| {
 | ||
|     delete m_memDC; // deletes bitmap automatically (?)
 | ||
|     delete m_bitmap;
 | ||
|     delete m_llist;
 | ||
|     delete m_PopupMenu;
 | ||
|     SetBackgroundBitmap(NULL);
 | ||
| }
 | ||
| 
 | ||
| void
 | ||
| wxLayoutWindow::Clear(int family,
 | ||
|     int size,
 | ||
|     int style,
 | ||
|     int weight,
 | ||
|     int underline,
 | ||
|     wxColour *fg,
 | ||
|     wxColour *bg)
 | ||
| {
 | ||
|     GetLayoutList()->Clear(family,size,style,weight,underline,fg,bg);
 | ||
|     SetBackgroundColour(GetLayoutList()->GetDefaultStyleInfo().GetBGColour());
 | ||
|     //wxScrolledWindow::Clear();
 | ||
|     ResizeScrollbars(true);
 | ||
|     SetDirty();
 | ||
|     SetModified(false);
 | ||
|     if ( m_Editable )
 | ||
|         m_CursorVisibility = 1;
 | ||
| 
 | ||
| #ifdef WXLAYOUT_USE_CARET
 | ||
|     if ( m_CursorVisibility == 1 )
 | ||
|         GetCaret()->Show();
 | ||
| #endif // WXLAYOUT_USE_CARET
 | ||
| 
 | ||
|     RequestUpdate((wxRect *)NULL);
 | ||
| }
 | ||
| 
 | ||
| void wxLayoutWindow::Refresh(bool eraseBackground, const wxRect *rect)
 | ||
| {
 | ||
|     wxScrolledWindow::Refresh(eraseBackground, rect);
 | ||
| }
 | ||
| 
 | ||
| void
 | ||
| wxLayoutWindow::OnMouse(int eventId, wxMouseEvent& event)
 | ||
| {
 | ||
|     wxClientDC dc( this );
 | ||
|     PrepareDC( dc );
 | ||
|     if ( (eventId != WXLOWIN_MENU_MOUSEMOVE
 | ||
| #ifndef __WXMSW__
 | ||
|         || m_FocusFollowMode
 | ||
| #endif
 | ||
|         )
 | ||
|         && (wxWindow::FindFocus() != this) )
 | ||
|     {
 | ||
|         SetFocus();
 | ||
|     }
 | ||
| 
 | ||
|     wxPoint findPos;
 | ||
|     findPos.x = dc.DeviceToLogicalX(event.GetX());
 | ||
|     findPos.y = dc.DeviceToLogicalY(event.GetY());
 | ||
| 
 | ||
|     findPos.x -= WXLO_XOFFSET;
 | ||
|     findPos.y -= WXLO_YOFFSET;
 | ||
| 
 | ||
|     if(findPos.x < 0)
 | ||
|         findPos.x = 0;
 | ||
| 
 | ||
|     if(findPos.y < 0)
 | ||
|         findPos.y = 0;
 | ||
| 
 | ||
|     m_ClickPosition = wxPoint(event.GetX(), event.GetY());
 | ||
| 
 | ||
|     // Scroll the window if the mouse is at the end of it:
 | ||
|     if(m_Selecting && eventId == WXLOWIN_MENU_MOUSEMOVE)
 | ||
|     {
 | ||
|         //WXLO_DEBUG(("selecting at : %d/%d", (int) event.GetX(), (int)event.GetY()));
 | ||
|         int left, top;
 | ||
|         GetViewStart(&left, &top);
 | ||
|         wxSize size = GetClientSize();
 | ||
|         int xdelta, ydelta;
 | ||
| 
 | ||
|         if(event.GetX() < WXLO_SCROLLMARGIN_X)
 | ||
|             xdelta = -(WXLO_SCROLLMARGIN_X-event.GetX());
 | ||
|         else if(event.GetX() > size.x-WXLO_SCROLLMARGIN_X)
 | ||
|             xdelta = event.GetX()-size.x+WXLO_SCROLLMARGIN_X;
 | ||
|         else
 | ||
|             xdelta = 0;
 | ||
| 
 | ||
|         if(event.GetY() < WXLO_SCROLLMARGIN_Y)
 | ||
|             ydelta = -(WXLO_SCROLLMARGIN_Y-event.GetY());
 | ||
|         else if(event.GetY() > size.y-WXLO_SCROLLMARGIN_Y)
 | ||
|             ydelta = event.GetY()-size.y+WXLO_SCROLLMARGIN_Y;
 | ||
|         else
 | ||
|             ydelta = 0;
 | ||
| 
 | ||
|         //WXLO_DEBUG(("xdelta: %d", (int) xdelta));
 | ||
|         if(xdelta != 0 || ydelta != 0)
 | ||
|         {
 | ||
|             top  += ydelta; if(top < 0) top = 0;
 | ||
|             left += xdelta; if(left < 0) left = 0;
 | ||
|             Scroll(left, top);
 | ||
|         }
 | ||
|     }
 | ||
| 
 | ||
|     wxPoint cursorPos;
 | ||
|     bool found;
 | ||
|     wxLayoutObject *obj = m_llist->FindObjectScreen(dc, findPos,
 | ||
|         &cursorPos, &found);
 | ||
|     wxLayoutObject::UserData *u = obj ? obj->GetUserData() : NULL;
 | ||
| 
 | ||
|     // has the mouse only been moved?
 | ||
|     switch ( eventId )
 | ||
|     {
 | ||
|     case WXLOWIN_MENU_MOUSEMOVE:
 | ||
|     {
 | ||
|         // this variables is used to only erase the message in the status
 | ||
|         // bar if we had put it there previously - otherwise empting status
 | ||
|         // bar might be undesirable
 | ||
| #if wxUSE_STATUSBAR
 | ||
|         static bool s_hasPutMessageInStatusBar = false;
 | ||
| #endif // wxUSE_STATUSBAR
 | ||
| 
 | ||
|         // found is only true if we are really over an object, not just
 | ||
|         // behind it
 | ||
|         if(found && u && ! m_Selecting)
 | ||
|         {
 | ||
|             if(!m_HandCursor)
 | ||
|                 SetCursor(wxCURSOR_HAND);
 | ||
|             m_HandCursor = true;
 | ||
| #if wxUSE_STATUSBAR
 | ||
|             if(m_StatusBar && m_StatusFieldLabel != -1)
 | ||
|             {
 | ||
|                 const wxString &label = u->GetLabel();
 | ||
|                 if(label.Length())
 | ||
|                 {
 | ||
|                     m_StatusBar->SetStatusText(label,m_StatusFieldLabel);
 | ||
|                     s_hasPutMessageInStatusBar = true;
 | ||
|                 }
 | ||
|             }
 | ||
| #endif // wxUSE_STATUSBAR
 | ||
|         }
 | ||
|         else
 | ||
|         {
 | ||
|             if(m_HandCursor)
 | ||
|                 SetCursor(wxCURSOR_IBEAM);
 | ||
|             m_HandCursor = false;
 | ||
| #if wxUSE_STATUSBAR
 | ||
|             if( m_StatusBar && m_StatusFieldLabel != -1 &&
 | ||
|                 s_hasPutMessageInStatusBar )
 | ||
|             {
 | ||
|                 m_StatusBar->SetStatusText(wxEmptyString, m_StatusFieldLabel);
 | ||
|             }
 | ||
| #endif // wxUSE_STATUSBAR
 | ||
|         }
 | ||
|     }
 | ||
| 
 | ||
|     // selecting?
 | ||
|     if ( event.LeftIsDown() )
 | ||
|     {
 | ||
|         // m_Selecting might not be set if the button got pressed
 | ||
|         // outside this window, so check for it:
 | ||
|         if( m_Selecting )
 | ||
|         {
 | ||
|             m_llist->ContinueSelection(cursorPos, m_ClickPosition);
 | ||
|             RequestUpdate();  // TODO: we don't have to redraw everything!
 | ||
|         }
 | ||
|     }
 | ||
| 
 | ||
|     if ( u )
 | ||
|     {
 | ||
|         u->DecRef();
 | ||
|         u = NULL;
 | ||
|     }
 | ||
|     break;
 | ||
| 
 | ||
|     case WXLOWIN_MENU_LDOWN:
 | ||
|     {
 | ||
|         // always move cursor to mouse click:
 | ||
|         m_llist->MoveCursorTo(cursorPos);
 | ||
| 
 | ||
|         // clicking a mouse removes the selection
 | ||
|         if ( m_llist->HasSelection() )
 | ||
|         {
 | ||
|             m_llist->DiscardSelection();
 | ||
|             m_Selecting = false;
 | ||
|             RequestUpdate();     // TODO: we don't have to redraw everything!
 | ||
|         }
 | ||
| 
 | ||
|         // Calculate where the top of the visible area is:
 | ||
|         int x0, y0;
 | ||
|         GetViewStart(&x0,&y0);
 | ||
|         int dx, dy;
 | ||
|         GetScrollPixelsPerUnit(&dx, &dy);
 | ||
|         x0 *= dx; y0 *= dy;
 | ||
| 
 | ||
|         wxPoint offset(-x0+WXLO_XOFFSET, -y0+WXLO_YOFFSET);
 | ||
| 
 | ||
|         if(m_CursorVisibility == -1)
 | ||
|             m_CursorVisibility = 1;
 | ||
| 
 | ||
| #ifdef WXLAYOUT_USE_CARET
 | ||
|         if ( m_CursorVisibility == 1 )
 | ||
|             GetCaret()->Show();
 | ||
| #endif // WXLAYOUT_USE_CARET
 | ||
| 
 | ||
|         if(m_CursorVisibility)
 | ||
|         {
 | ||
|             // draw a thick cursor for editable windows with focus
 | ||
|             m_llist->DrawCursor(dc, m_HaveFocus && IsEditable(), offset);
 | ||
|         }
 | ||
| 
 | ||
| #ifdef __WXGTK__
 | ||
|         RequestUpdate(); // RequestUpdate suppresses flicker under GTK
 | ||
| #endif // wxGTK
 | ||
| 
 | ||
|         // start selection
 | ||
|         m_llist->StartSelection(wxPoint(-1, -1), m_ClickPosition);
 | ||
|         m_Selecting = true;
 | ||
|     }
 | ||
|     break;
 | ||
| 
 | ||
|     case WXLOWIN_MENU_LUP:
 | ||
|         if ( m_Selecting )
 | ||
|         {
 | ||
|             // end selection at the cursor position corresponding to the
 | ||
|             // current mouse position, but don´t move cursor there.
 | ||
|             m_llist->EndSelection(cursorPos,m_ClickPosition);
 | ||
|             m_Selecting = false;
 | ||
| 
 | ||
|             RequestUpdate();     // TODO: we don't have to redraw everything!
 | ||
|         }
 | ||
|         break;
 | ||
| 
 | ||
|     case WXLOWIN_MENU_MDOWN:
 | ||
|         Paste(true);
 | ||
|         break;
 | ||
| 
 | ||
|     case WXLOWIN_MENU_DBLCLICK:
 | ||
|         // select a word under cursor
 | ||
|         m_llist->MoveCursorTo(cursorPos);
 | ||
|         m_llist->MoveCursorWord(-1);
 | ||
|         m_llist->StartSelection();
 | ||
|         m_llist->MoveCursorWord(1, false);
 | ||
|         m_llist->EndSelection();
 | ||
|         m_Selecting = false;
 | ||
|         RequestUpdate();     // TODO: we don't have to redraw everything!
 | ||
|         break;
 | ||
|     }
 | ||
| 
 | ||
|     // notify about mouse events?
 | ||
|     if( m_doSendEvents )
 | ||
|     {
 | ||
|         // only do the menu if activated, editable and not on a clickable object
 | ||
|         if(eventId == WXLOWIN_MENU_RCLICK
 | ||
|             && IsEditable()
 | ||
|             && (! obj || u == NULL))
 | ||
|         {
 | ||
|             PopupMenu(m_PopupMenu, m_ClickPosition.x, m_ClickPosition.y);
 | ||
|             if(u) u->DecRef();
 | ||
|             return;
 | ||
|         }
 | ||
| 
 | ||
|         // find the object at this position
 | ||
|         if(obj)
 | ||
|         {
 | ||
|             wxCommandEvent commandEvent(wxEVT_COMMAND_MENU_SELECTED, eventId);
 | ||
|             commandEvent.SetEventObject( this );
 | ||
|             commandEvent.SetClientData((char *)obj);
 | ||
|             GetEventHandler()->ProcessEvent(commandEvent);
 | ||
|         }
 | ||
|     }
 | ||
| 
 | ||
|     if( u ) u->DecRef();
 | ||
| }
 | ||
| 
 | ||
| // ----------------------------------------------------------------------------
 | ||
| // keyboard handling.
 | ||
| // ----------------------------------------------------------------------------
 | ||
| 
 | ||
| void
 | ||
| wxLayoutWindow::OnChar(wxKeyEvent& event)
 | ||
| {
 | ||
|     int keyCode = event.GetKeyCode();
 | ||
|     bool ctrlDown = event.ControlDown();
 | ||
| 
 | ||
| #ifdef WXLAYOUT_DEBUG
 | ||
|     if(keyCode == WXK_F1)
 | ||
|     {
 | ||
|         m_llist->Debug();
 | ||
|         return;
 | ||
|     }
 | ||
| #endif
 | ||
| 
 | ||
|     // Force m_Selecting to be false if shift is no longer
 | ||
|     // pressed. OnKeyUp() cannot catch all Shift-Up events.
 | ||
|     if(m_Selecting && !event.ShiftDown())
 | ||
|     {
 | ||
|         m_Selecting = false;
 | ||
|         m_llist->EndSelection();
 | ||
|         m_llist->DiscardSelection(); //FIXME: correct?
 | ||
|     }
 | ||
| 
 | ||
|     // If we deleted the selection here, we must not execute the
 | ||
|     // deletion in Delete/Backspace handling.
 | ||
|     bool deletedSelection = false;
 | ||
|     // pressing any non-arrow key optionally replaces the selection:
 | ||
|     if(m_AutoDeleteSelection
 | ||
|         && IsEditable()
 | ||
|         && !m_Selecting
 | ||
|         && m_llist->HasSelection()
 | ||
|         && ! IsDirectionKey(keyCode)
 | ||
|         && ! (event.AltDown() || ctrlDown) )
 | ||
|     {
 | ||
|         m_llist->DeleteSelection();
 | ||
|         deletedSelection = true;
 | ||
|         SetDirty();
 | ||
|     }
 | ||
| 
 | ||
|     // <Shift>+<arrow> starts selection
 | ||
|     if ( IsDirectionKey(keyCode) )
 | ||
|     {
 | ||
|         // just continue the old selection
 | ||
|         if ( m_Selecting && event.ShiftDown() )
 | ||
|         {
 | ||
|             m_llist->ContinueSelection();
 | ||
|         }
 | ||
|         else
 | ||
|         {
 | ||
|             m_llist->DiscardSelection();
 | ||
|             m_Selecting = false;
 | ||
|             if( event.ShiftDown() )
 | ||
|             {
 | ||
|                 m_Selecting = true;
 | ||
|                 m_llist->StartSelection();
 | ||
|             }
 | ||
|         }
 | ||
|     }
 | ||
| 
 | ||
|     // If needed, make cursor visible:
 | ||
|     if(m_CursorVisibility == -1)
 | ||
|         m_CursorVisibility = 1;
 | ||
| 
 | ||
|     /* These two nested switches work like this:
 | ||
|        The first one processes all non-editing keycodes, to move the
 | ||
|        cursor, etc. It's default will process all keycodes causing
 | ||
|        modifications to the buffer, but only if editing is allowed.
 | ||
|     */
 | ||
|     switch(keyCode)
 | ||
|     {
 | ||
| 
 | ||
|     case WXK_RIGHT:
 | ||
|         if ( ctrlDown )
 | ||
|             m_llist->MoveCursorWord(1);
 | ||
|         else
 | ||
|             m_llist->MoveCursorHorizontally(1);
 | ||
|         break;
 | ||
| 
 | ||
|     case WXK_LEFT:
 | ||
|         if ( ctrlDown )
 | ||
|             m_llist->MoveCursorWord(-1);
 | ||
|         else
 | ||
|             m_llist->MoveCursorHorizontally(-1);
 | ||
| 
 | ||
|         break;
 | ||
| 
 | ||
|     case WXK_UP:
 | ||
|         m_llist->MoveCursorVertically(-1);
 | ||
|         break;
 | ||
| 
 | ||
|     case WXK_DOWN:
 | ||
|         m_llist->MoveCursorVertically(1);
 | ||
|         break;
 | ||
| 
 | ||
|     case WXK_PRIOR:
 | ||
|         m_llist->MoveCursorVertically(-Y_SCROLL_PAGE);
 | ||
|         break;
 | ||
| 
 | ||
|     case WXK_NEXT:
 | ||
|         m_llist->MoveCursorVertically(Y_SCROLL_PAGE);
 | ||
|         break;
 | ||
| 
 | ||
|     case WXK_HOME:
 | ||
|         if ( ctrlDown )
 | ||
|             m_llist->MoveCursorTo(wxPoint(0, 0));
 | ||
|         else
 | ||
|             m_llist->MoveCursorToBeginOfLine();
 | ||
|         break;
 | ||
| 
 | ||
|     case WXK_END:
 | ||
|         if ( ctrlDown )
 | ||
|             m_llist->MoveCursorToEnd();
 | ||
|         else
 | ||
|             m_llist->MoveCursorToEndOfLine();
 | ||
|         break;
 | ||
| 
 | ||
|     default:
 | ||
| 
 | ||
|         if(ctrlDown && ! IsEditable())
 | ||
|         {
 | ||
|             switch(keyCode)
 | ||
|             {
 | ||
| 
 | ||
|             case 'c':
 | ||
|                 // this should work even in read-only mode
 | ||
|                 Copy(true, true);
 | ||
|                 break;
 | ||
| 
 | ||
|             case 's': // search
 | ||
|                 Find(wxEmptyString);
 | ||
|                 break;
 | ||
| 
 | ||
|             case 't': // search again
 | ||
|                 FindAgain();
 | ||
|                 break;
 | ||
| 
 | ||
|             default:
 | ||
|                 // we don't handle it, maybe an accelerator?
 | ||
|                 event.Skip();
 | ||
|             ;
 | ||
|             }
 | ||
|         }
 | ||
|         else if( IsEditable() )
 | ||
|         {
 | ||
|             /* First, handle control keys */
 | ||
|             if(ctrlDown && ! event.AltDown())
 | ||
|             {
 | ||
|                 if(keyCode >= 'A' && keyCode <= 'Z')
 | ||
|                     keyCode = tolower(keyCode);
 | ||
| 
 | ||
|                 switch(keyCode)
 | ||
|                 {
 | ||
| 
 | ||
|                 case WXK_INSERT:
 | ||
|                     Copy();
 | ||
|                     break;
 | ||
| 
 | ||
|                 case WXK_DELETE :
 | ||
|                     if(! deletedSelection)
 | ||
|                     {
 | ||
|                         m_llist->DeleteWord();
 | ||
|                         SetDirty();
 | ||
|                     }
 | ||
|                     break;
 | ||
| 
 | ||
|                 case 'd':
 | ||
|                     if(! deletedSelection) // already done
 | ||
|                     {
 | ||
|                         m_llist->Delete(1);
 | ||
|                         SetDirty();
 | ||
|                     }
 | ||
|                     break;
 | ||
| 
 | ||
|                 case 'y':
 | ||
|                     m_llist->DeleteLines(1);
 | ||
|                     SetDirty();
 | ||
|                     break;
 | ||
| 
 | ||
|                 case 'h': // like backspace
 | ||
|                     if(m_llist->MoveCursorHorizontally(-1))
 | ||
|                     {
 | ||
|                         m_llist->Delete(1);
 | ||
|                         SetDirty();
 | ||
|                     }
 | ||
|                     break;
 | ||
| 
 | ||
|                 case 's': // search
 | ||
|                     Find(wxEmptyString);
 | ||
|                     break;
 | ||
| 
 | ||
|                 case 't': // search again
 | ||
|                     FindAgain();
 | ||
|                     break;
 | ||
| 
 | ||
|                 case 'u':
 | ||
|                     m_llist->DeleteToBeginOfLine();
 | ||
|                     SetDirty();
 | ||
|                     break;
 | ||
| 
 | ||
|                 case 'k':
 | ||
|                     m_llist->DeleteToEndOfLine();
 | ||
|                     SetDirty();
 | ||
|                     break;
 | ||
| 
 | ||
|                 case 'c':
 | ||
|                     Copy(true, true);
 | ||
|                     break;
 | ||
| 
 | ||
|                 case 'v':
 | ||
|                     Paste(true);
 | ||
|                     break;
 | ||
| 
 | ||
|                 case 'x':
 | ||
|                     Cut();
 | ||
|                     break;
 | ||
| 
 | ||
|                 case 'w':
 | ||
|                     if(m_WrapMargin > 0)
 | ||
|                         m_llist->WrapLine(m_WrapMargin);
 | ||
|                     break;
 | ||
| 
 | ||
|                 case 'q':
 | ||
|                     if(m_WrapMargin > 0)
 | ||
|                         m_llist->WrapAll(m_WrapMargin);
 | ||
|                     break;
 | ||
| 
 | ||
| #ifdef WXLAYOUT_DEBUG
 | ||
|                 case WXK_F1:
 | ||
|                     m_llist->SetFont(-1,-1,-1,-1,true);  // underlined
 | ||
|                     break;
 | ||
| 
 | ||
|                 case 'l':
 | ||
|                     Refresh(true);
 | ||
|                     break;
 | ||
| #endif
 | ||
| 
 | ||
|                 default:
 | ||
|                     // we don't handle it, maybe an accelerator?
 | ||
|                     event.Skip();
 | ||
|                 }
 | ||
|             }
 | ||
|             // ALT only:
 | ||
|             else if( event.AltDown() && ! event.ControlDown() )
 | ||
|             {
 | ||
|                 switch(keyCode)
 | ||
|                 {
 | ||
|                 case WXK_DELETE:
 | ||
|                 case 'd':
 | ||
|                     m_llist->DeleteWord();
 | ||
|                     SetDirty();
 | ||
|                     break;
 | ||
| 
 | ||
|                 default:
 | ||
|                     // we don't handle it, maybe an accelerator?
 | ||
|                     event.Skip();
 | ||
|                 }
 | ||
|             }
 | ||
|             // no control keys:
 | ||
|             else if ( ! event.AltDown() && ! event.ControlDown())
 | ||
|             {
 | ||
|                 switch(keyCode)
 | ||
|                 {
 | ||
|                 case WXK_INSERT:
 | ||
|                     if(event.ShiftDown())
 | ||
|                         Paste();
 | ||
|                     break;
 | ||
| 
 | ||
|                 case WXK_DELETE :
 | ||
|                     if(event.ShiftDown())
 | ||
|                     {
 | ||
|                         Cut();
 | ||
|                     }
 | ||
|                     else if(! deletedSelection)
 | ||
|                     {
 | ||
|                         m_llist->Delete(1);
 | ||
|                         SetDirty();
 | ||
|                     }
 | ||
|                     break;
 | ||
| 
 | ||
|                 case WXK_BACK: // backspace
 | ||
|                     if(! deletedSelection)
 | ||
|                     {
 | ||
|                         if(m_llist->MoveCursorHorizontally(-1))
 | ||
|                         {
 | ||
|                             m_llist->Delete(1);
 | ||
|                             SetDirty();
 | ||
|                         }
 | ||
|                     }
 | ||
|                     break;
 | ||
| 
 | ||
|                 case WXK_RETURN:
 | ||
|                     if (m_DoWordWrap &&
 | ||
|                         m_WrapMargin > 0
 | ||
|                         && m_llist->GetCursorPos().x > m_WrapMargin )
 | ||
|                     {
 | ||
|                         m_llist->WrapLine(m_WrapMargin);
 | ||
|                     }
 | ||
| 
 | ||
|                     m_llist->LineBreak();
 | ||
|                     SetDirty();
 | ||
|                     break;
 | ||
| 
 | ||
|                 case WXK_TAB:
 | ||
|                     if ( !event.ShiftDown() )
 | ||
|                     {
 | ||
|                         // TODO should be configurable
 | ||
|                         static const int tabSize = 8;
 | ||
| 
 | ||
|                         CoordType x = m_llist->GetCursorPos().x;
 | ||
|                         size_t numSpaces = tabSize - x % tabSize;
 | ||
|                         m_llist->Insert(wxString(' ', numSpaces));
 | ||
|                         SetDirty();
 | ||
|                     }
 | ||
|                     break;
 | ||
| 
 | ||
|                 default:
 | ||
|                     if ( ( !(event.ControlDown() || event.AltDown()) )
 | ||
|                         && (keyCode < 256 && keyCode >= 32) )
 | ||
|                     {
 | ||
|                         if ( m_DoWordWrap
 | ||
|                             && m_WrapMargin > 0
 | ||
|                             && m_llist->GetCursorPos().x > m_WrapMargin
 | ||
|                             && isspace(keyCode) )
 | ||
|                         {
 | ||
|                             m_llist->WrapLine(m_WrapMargin);
 | ||
|                         }
 | ||
| 
 | ||
|                         m_llist->Insert((wxChar)keyCode);
 | ||
|                         SetDirty();
 | ||
|                     }
 | ||
|                     else
 | ||
|                     {
 | ||
|                         // we don't handle it, maybe an accelerator?
 | ||
|                         event.Skip();
 | ||
|                     }
 | ||
|                     break;
 | ||
|                 }
 | ||
| 
 | ||
|             }
 | ||
|         }// if(IsEditable())
 | ||
|         else
 | ||
|         {
 | ||
|             // we don't handle it, maybe an accelerator?
 | ||
|             event.Skip();
 | ||
|         }
 | ||
|     }// first switch()
 | ||
| 
 | ||
|     if ( m_Selecting )
 | ||
|     {
 | ||
|         // continue selection to the current (new) cursor position
 | ||
|         m_llist->ContinueSelection();
 | ||
|     }
 | ||
| 
 | ||
|     ScrollToCursor();
 | ||
|     // refresh the screen
 | ||
|     RequestUpdate(m_llist->GetUpdateRect());
 | ||
| }
 | ||
| 
 | ||
| void
 | ||
| wxLayoutWindow::OnKeyUp(wxKeyEvent& event)
 | ||
| {
 | ||
|     if ( event.GetKeyCode() == WXK_SHIFT && m_Selecting )
 | ||
|     {
 | ||
|         m_llist->EndSelection();
 | ||
|         m_Selecting = false;
 | ||
|     }
 | ||
| 
 | ||
|     event.Skip();
 | ||
| }
 | ||
| 
 | ||
| 
 | ||
| void
 | ||
| wxLayoutWindow::ScrollToCursor()
 | ||
| {
 | ||
|     //is always needed to make sure we know where the cursor is
 | ||
|     //if(IsDirty())
 | ||
|     //RequestUpdate(m_llist->GetUpdateRect());
 | ||
| 
 | ||
| 
 | ||
|     ResizeScrollbars();
 | ||
| 
 | ||
|     int x0,y0,x1,y1, dx, dy;
 | ||
| 
 | ||
|     // Calculate where the top of the visible area is:
 | ||
|     GetViewStart(&x0,&y0);
 | ||
|     GetScrollPixelsPerUnit(&dx, &dy);
 | ||
|     x0 *= dx; y0 *= dy;
 | ||
| 
 | ||
|     WXLO_DEBUG(("ScrollToCursor: GetViewStart is %d/%d", x0, y0));
 | ||
| 
 | ||
|     // Get the size of the visible window:
 | ||
|     GetClientSize(&x1, &y1);
 | ||
| 
 | ||
|     // Make sure that the scrollbars are at a position so that the cursor is
 | ||
|     // visible if we are editing
 | ||
|     WXLO_DEBUG(("m_ScrollToCursor = %d", (int) m_ScrollToCursor));
 | ||
|     wxPoint cc = m_llist->GetCursorScreenPos();
 | ||
| 
 | ||
|     // the cursor should be completely visible in both directions
 | ||
|     wxPoint cs(m_llist->GetCursorSize());
 | ||
|     int nx = -1,
 | ||
|         ny = -1;
 | ||
| 
 | ||
|     if ( cc.x < x0 || cc.x >= x0 + x1 - cs.x )
 | ||
|     {
 | ||
|         nx = cc.x - x1/2;
 | ||
|         if ( nx < 0 )
 | ||
|             nx = 0;
 | ||
|     }
 | ||
| 
 | ||
|     if ( cc.y < y0 || cc.y >= y0 + y1 - cs.y )
 | ||
|     {
 | ||
|         ny = cc.y - y1/2;
 | ||
|         if ( ny < 0)
 | ||
|             ny = 0;
 | ||
|     }
 | ||
| 
 | ||
|     if( nx != -1 || ny != -1 )
 | ||
|     {
 | ||
|         // set new view start
 | ||
|         Scroll(nx == -1 ? -1 : (nx+dx-1)/dx, ny == -1 ? -1 : (ny+dy-1)/dy);
 | ||
|         // avoid recursion
 | ||
|         m_ScrollToCursor = false;
 | ||
|         RequestUpdate();
 | ||
|     }
 | ||
| }
 | ||
| 
 | ||
| void
 | ||
| wxLayoutWindow::OnPaint( wxPaintEvent &WXUNUSED(event))
 | ||
| {
 | ||
|     wxRect region = GetUpdateRegion().GetBox();
 | ||
|     InternalPaint(®ion);
 | ||
| }
 | ||
| 
 | ||
| void
 | ||
| wxLayoutWindow::RequestUpdate(const wxRect *
 | ||
| #ifdef __WXGTK__
 | ||
|     updateRect
 | ||
| #else
 | ||
|     WXUNUSED(updateRect)
 | ||
| #endif
 | ||
| )
 | ||
| {
 | ||
| #ifdef __WXGTK__
 | ||
|     // Calling Refresh() causes bad flicker under wxGTK!!!
 | ||
|     InternalPaint(updateRect);
 | ||
| #else
 | ||
|     // shouldn't specify the update rectangle if it doesn't include all the
 | ||
|     // changed locations - otherwise, they won't be repainted at all because
 | ||
|     // the system clips the display to the update rect
 | ||
|     Refresh(false); //, updateRect);
 | ||
| #endif
 | ||
| }
 | ||
| 
 | ||
| void
 | ||
| wxLayoutWindow::InternalPaint(const wxRect *updateRect)
 | ||
| {
 | ||
| 
 | ||
|     wxPaintDC dc( this );
 | ||
|     PrepareDC( dc );
 | ||
| 
 | ||
| #ifdef WXLAYOUT_USE_CARET
 | ||
|     // hide the caret before drawing anything
 | ||
|     GetCaret()->Hide();
 | ||
| #endif // WXLAYOUT_USE_CARET
 | ||
| 
 | ||
|     int x0,y0,x1,y1, dx, dy;
 | ||
| 
 | ||
|     // Calculate where the top of the visible area is:
 | ||
|     GetViewStart(&x0,&y0);
 | ||
|     GetScrollPixelsPerUnit(&dx, &dy);
 | ||
|     x0 *= dx; y0 *= dy;
 | ||
| 
 | ||
|     // Get the size of the visible window:
 | ||
|     GetClientSize(&x1,&y1);
 | ||
|     wxASSERT(x1 >= 0);
 | ||
|     wxASSERT(y1 >= 0);
 | ||
| 
 | ||
|     if(updateRect)
 | ||
|     {
 | ||
|         WXLO_DEBUG(("Update rect: %ld,%ld / %ld,%ld",
 | ||
|             updateRect->x, updateRect->y,
 | ||
|             updateRect->x+updateRect->width,
 | ||
|             updateRect->y+updateRect->height));
 | ||
|     }
 | ||
| 
 | ||
|     ResizeScrollbars(true);
 | ||
| 
 | ||
|     WXLO_TIMER_START(TmpTimer);
 | ||
|     /* Check whether the window has grown, if so, we need to reallocate
 | ||
|        the bitmap to be larger. */
 | ||
|     if(x1 > m_bitmapSize.x || y1 > m_bitmapSize.y)
 | ||
|     {
 | ||
|         wxASSERT(m_bitmapSize.x > 0);
 | ||
|         wxASSERT(m_bitmapSize.y > 0);
 | ||
| 
 | ||
|         m_memDC->SelectObject(wxNullBitmap);
 | ||
|         delete m_bitmap;
 | ||
|         m_bitmapSize = wxPoint(x1,y1);
 | ||
|         m_bitmap = new wxBitmap(x1,y1);
 | ||
|         m_memDC->SelectObject(*m_bitmap);
 | ||
|     }
 | ||
| 
 | ||
|     m_memDC->SetDeviceOrigin(0,0);
 | ||
|     m_memDC->SetBackground(wxBrush(m_llist->GetDefaultStyleInfo().GetBGColour(),wxSOLID));
 | ||
|     m_memDC->SetPen(wxPen(m_llist->GetDefaultStyleInfo().GetBGColour(),
 | ||
|         0,wxTRANSPARENT));
 | ||
|     m_memDC->SetLogicalFunction(wxCOPY);
 | ||
|     m_memDC->Clear();
 | ||
|     WXLO_TIMER_STOP(TmpTimer);
 | ||
| 
 | ||
|     // fill the background with the background bitmap
 | ||
|     if(m_BGbitmap)
 | ||
|     {
 | ||
|         CoordType
 | ||
|             y, x,
 | ||
|             w = m_BGbitmap->GetWidth(),
 | ||
|             h = m_BGbitmap->GetHeight();
 | ||
|         for(y = 0; y < y1; y+=h)
 | ||
|         {
 | ||
|             for(x = 0; x < x1; x+=w)
 | ||
|             {
 | ||
|                 m_memDC->DrawBitmap(*m_BGbitmap, x, y);
 | ||
|             }
 | ||
|         }
 | ||
| 
 | ||
|         m_memDC->SetBackgroundMode(wxTRANSPARENT);
 | ||
|     }
 | ||
| 
 | ||
|     // This is the important bit: we tell the list to draw itself
 | ||
| #if WXLO_DEBUG_URECT
 | ||
|     if(updateRect)
 | ||
|     {
 | ||
|         WXLO_DEBUG(("Update rect: %ld,%ld / %ld,%ld",
 | ||
|             updateRect->x, updateRect->y,
 | ||
|             updateRect->x+updateRect->width,
 | ||
|             updateRect->y+updateRect->height));
 | ||
|     }
 | ||
| #endif
 | ||
| 
 | ||
|     // Device origins on the memDC are suspect, we translate manually
 | ||
|     // with the translate parameter of Draw().
 | ||
|     wxPoint offset(-x0+WXLO_XOFFSET,-y0+WXLO_YOFFSET);
 | ||
|     m_llist->Draw(*m_memDC,offset, y0, y0+y1);
 | ||
| 
 | ||
|     // We start calculating a new update rect before drawing the
 | ||
|     // cursor, so that the cursor coordinates get included in the next
 | ||
|     // update rectangle (although they are drawn on the memDC, this is
 | ||
|     // needed to erase it):
 | ||
|     m_llist->InvalidateUpdateRect();
 | ||
|     if(m_CursorVisibility == 1)
 | ||
|     {
 | ||
|         // draw a thick cursor for editable windows with focus
 | ||
|         m_llist->DrawCursor(*m_memDC,
 | ||
|             m_HaveFocus && IsEditable(),
 | ||
|             offset);
 | ||
|     }
 | ||
| 
 | ||
|     WXLO_TIMER_START(BlitTimer);
 | ||
| // Now copy everything to the screen:
 | ||
| #if 0
 | ||
|     // This somehow doesn't work, but even the following bit with the
 | ||
|     // whole rect at once is still a bit broken I think.
 | ||
|     wxRegionIterator ri ( GetUpdateRegion() );
 | ||
|     if(ri)
 | ||
|         while(ri)
 | ||
|         {
 | ||
|             WXLO_DEBUG(("UpdateRegion: %ld,%ld, %ld,%ld",
 | ||
|                 ri.GetX(),ri.GetY(),ri.GetW(),ri.GetH()));
 | ||
| 
 | ||
|             dc.Blit(x0+ri.GetX(),y0+ri.GetY(),ri.GetW(),ri.GetH(),
 | ||
|                 m_memDC,ri.GetX(),ri.GetY(),wxCOPY,false);
 | ||
|             ri++;
 | ||
|         }
 | ||
|     else
 | ||
| #endif
 | ||
|     {
 | ||
|         // FIXME: Trying to copy only the changed parts, but it does not seem
 | ||
|         // to work:
 | ||
| //      x0 = updateRect->x; y0 = updateRect->y;
 | ||
| //      if(updateRect->height < y1)
 | ||
| //         y1 = updateRect->height;
 | ||
| //      y1 += WXLO_YOFFSET; //FIXME might not be needed
 | ||
|         dc.Blit(x0,y0,x1,y1,m_memDC,0,0,wxCOPY,false);
 | ||
|     }
 | ||
| 
 | ||
|     WXLO_TIMER_STOP(BlitTimer);
 | ||
| 
 | ||
| 
 | ||
| #ifdef WXLAYOUT_USE_CARET
 | ||
|     // show the caret back after everything is redrawn
 | ||
|     GetCaret()->Show();
 | ||
| #endif // WXLAYOUT_USE_CARET
 | ||
| 
 | ||
|     ResetDirty();
 | ||
| 
 | ||
| #if wxUSE_STATUSBAR
 | ||
|     if ( m_StatusBar && m_StatusFieldCursor != -1 )
 | ||
|     {
 | ||
|         static wxPoint s_oldCursorPos(-1, -1);
 | ||
| 
 | ||
|         wxPoint pos(m_llist->GetCursorPos());
 | ||
| 
 | ||
|         // avoid unnecessary status bar refreshes
 | ||
|         if ( pos != s_oldCursorPos )
 | ||
|         {
 | ||
|             s_oldCursorPos = pos;
 | ||
| 
 | ||
|             wxString label;
 | ||
|             label.Printf(_("Ln:%d Col:%d"), pos.y + 1, pos.x + 1);
 | ||
|             m_StatusBar->SetStatusText(label, m_StatusFieldCursor);
 | ||
|         }
 | ||
|     }
 | ||
| #endif // wxUSE_STATUSBAR
 | ||
| 
 | ||
|     WXLO_TIMER_PRINT(LayoutTimer);
 | ||
|     WXLO_TIMER_PRINT(BlitTimer);
 | ||
|     WXLO_TIMER_PRINT(TmpTimer);
 | ||
| }
 | ||
| 
 | ||
| void
 | ||
| wxLayoutWindow::OnSize(wxSizeEvent &event)
 | ||
| {
 | ||
|     if ( m_llist )
 | ||
|         ResizeScrollbars();
 | ||
| 
 | ||
|     event.Skip();
 | ||
| }
 | ||
| 
 | ||
| /*
 | ||
| Change the range and position of scrollbars. Has evolved into a
 | ||
| generic Update function which will at some time later cause a repaint
 | ||
| as needed.
 | ||
| */
 | ||
| 
 | ||
| void
 | ||
| wxLayoutWindow::ResizeScrollbars(bool exact)
 | ||
| {
 | ||
|     wxClientDC dc( this );
 | ||
|     PrepareDC( dc );
 | ||
| //   m_llist->ForceTotalLayout();
 | ||
| 
 | ||
|     if(! IsDirty())
 | ||
|     {
 | ||
|         // we are laying out just the minimum, but always up to the
 | ||
|         // cursor line, so the cursor position is updated.
 | ||
|         m_llist->Layout(dc, 0);
 | ||
|         return;
 | ||
|     }
 | ||
| 
 | ||
|     WXLO_TIMER_START(LayoutTimer);
 | ||
|     m_llist->Layout(dc, -1);
 | ||
|     WXLO_TIMER_STOP(LayoutTimer);
 | ||
|     ResetDirty();
 | ||
| 
 | ||
|     wxPoint max = m_llist->GetSize();
 | ||
|     wxSize size = GetClientSize();
 | ||
| 
 | ||
|     WXLO_DEBUG(("ResizeScrollbars: max size = (%ld, %ld)",
 | ||
|         (long int)max.x, (long int) max.y));
 | ||
| 
 | ||
|     // in the absence of scrollbars we should compare with the client size
 | ||
|     if ( !m_hasHScrollbar )
 | ||
|         m_maxx = size.x;// - WXLO_ROFFSET;
 | ||
| 
 | ||
|     if ( !m_hasVScrollbar )
 | ||
|         m_maxy = size.y;// - WXLO_BOFFSET;
 | ||
| 
 | ||
|     // check if the text hasn't become too big
 | ||
|     // TODO why do we set both at once? they're independent...
 | ||
|     if( max.x > m_maxx - WXLO_ROFFSET
 | ||
|         || max.y > m_maxy - WXLO_BOFFSET
 | ||
|         || (max.x < m_maxx - X_SCROLL_PAGE)
 | ||
|         || (max.y < m_maxy - Y_SCROLL_PAGE)
 | ||
|         || exact )
 | ||
|     {
 | ||
|         // text became too large
 | ||
|         if ( !exact )
 | ||
|         {
 | ||
|             // add an extra bit to the sizes to avoid future updates
 | ||
|             max.x += WXLO_ROFFSET;
 | ||
|             max.y += WXLO_BOFFSET;
 | ||
|         }
 | ||
| 
 | ||
|         bool done = false;
 | ||
| 
 | ||
|         if(max.x < X_SCROLL_PAGE && m_hasHScrollbar)
 | ||
|         {
 | ||
|             SetScrollbars(0,-1,0,-1,0,-1,true);
 | ||
|             m_hasHScrollbar = false;
 | ||
|             done = true;
 | ||
|         }
 | ||
| 
 | ||
|         if(max.y < Y_SCROLL_PAGE && m_hasVScrollbar)
 | ||
|         {
 | ||
|             SetScrollbars(-1,0,-1,0,-1,0,true);
 | ||
|             m_hasVScrollbar = false;
 | ||
|             done = true;
 | ||
|         }
 | ||
| 
 | ||
|         if (! done &&
 | ||
| //         (max.x > X_SCROLL_PAGE || max.y > Y_SCROLL_PAGE)
 | ||
|             (max.x > size.x - X_SCROLL_PAGE|| max.y > size.y - Y_SCROLL_PAGE) )
 | ||
|         {
 | ||
|             GetViewStart(&m_ViewStartX, &m_ViewStartY);
 | ||
| 
 | ||
|             SetScrollbars(X_SCROLL_PAGE,
 | ||
|                 Y_SCROLL_PAGE,
 | ||
|                 max.x / X_SCROLL_PAGE + 2,
 | ||
|                 max.y / Y_SCROLL_PAGE + 2,
 | ||
|                 m_ViewStartX,
 | ||
|                 m_ViewStartY,
 | ||
|                 true);
 | ||
| 
 | ||
|             m_hasHScrollbar =
 | ||
|             m_hasVScrollbar = true;
 | ||
| //         ScrollToCursor();
 | ||
|         }
 | ||
| 
 | ||
|         m_maxx = max.x + X_SCROLL_PAGE;
 | ||
|         m_maxy = max.y + Y_SCROLL_PAGE;
 | ||
|     }
 | ||
| }
 | ||
| 
 | ||
| // ----------------------------------------------------------------------------
 | ||
| //
 | ||
| // clipboard operations
 | ||
| //
 | ||
| // ----------------------------------------------------------------------------
 | ||
| 
 | ||
| void
 | ||
| wxLayoutWindow::Paste(bool usePrivate, bool primary)
 | ||
| {
 | ||
|     // this only has an effect under X11:
 | ||
|     wxTheClipboard->UsePrimarySelection(primary);
 | ||
|     // Read some text
 | ||
|     if (wxTheClipboard->Open())
 | ||
|     {
 | ||
|         if(usePrivate)
 | ||
|         {
 | ||
|             wxLayoutDataObject wxldo;
 | ||
|             if (wxTheClipboard->IsSupported( wxldo.GetFormat() ))
 | ||
|             {
 | ||
|                 if(wxTheClipboard->GetData(wxldo))
 | ||
|                 {
 | ||
|                     wxTheClipboard->Close();
 | ||
|                     wxString str = wxldo.GetLayoutData();
 | ||
|                     m_llist->Read(str);
 | ||
|                     SetDirty();
 | ||
|                     RequestUpdate();
 | ||
|                     return;
 | ||
|                 }
 | ||
|             }
 | ||
|         }
 | ||
| 
 | ||
|         wxTextDataObject data;
 | ||
|         if (wxTheClipboard->IsSupported( data.GetFormat() )
 | ||
|             && wxTheClipboard->GetData(data) )
 | ||
|         {
 | ||
|             wxTheClipboard->Close();
 | ||
|             wxString text = data.GetText();
 | ||
|             wxLayoutImportText( m_llist, text);
 | ||
|             SetDirty();
 | ||
|             RequestUpdate();
 | ||
|             return;
 | ||
|         }
 | ||
|     }
 | ||
|     // if everything failed we can still try the primary:
 | ||
|     wxTheClipboard->Close();
 | ||
|     if(! primary) // not tried before
 | ||
|     {
 | ||
|         wxTheClipboard->UsePrimarySelection();
 | ||
|         if (wxTheClipboard->Open())
 | ||
|         {
 | ||
|             wxTextDataObject data;
 | ||
|             if (wxTheClipboard->IsSupported( data.GetFormat() )
 | ||
|                 && wxTheClipboard->GetData(data) )
 | ||
|             {
 | ||
|                 wxString text = data.GetText();
 | ||
|                 wxLayoutImportText( m_llist, text);
 | ||
|                 SetDirty();
 | ||
|                 RequestUpdate();
 | ||
|             }
 | ||
|             wxTheClipboard->Close();
 | ||
|         }
 | ||
|     }
 | ||
| }
 | ||
| 
 | ||
| bool
 | ||
| wxLayoutWindow::Copy(bool invalidate, bool privateFormat, bool primary)
 | ||
| {
 | ||
|     // Calling GetSelection() will automatically do an EndSelection()
 | ||
|     // on the list, but we need to take a note of it, too:
 | ||
|     if(m_Selecting)
 | ||
|     {
 | ||
|         m_Selecting = false;
 | ||
|         m_llist->EndSelection();
 | ||
|     }
 | ||
| 
 | ||
|     wxLayoutDataObject *wldo = new wxLayoutDataObject;
 | ||
|     wxLayoutList *llist = m_llist->GetSelection(wldo, invalidate);
 | ||
|     if(! llist)
 | ||
|         return false;
 | ||
|     // Export selection as text:
 | ||
|     wxString text;
 | ||
|     wxLayoutExportObject *exp;
 | ||
|     wxLayoutExportStatus status(llist);
 | ||
|     while((exp = wxLayoutExport( &status, WXLO_EXPORT_AS_TEXT)) != NULL)
 | ||
|     {
 | ||
|         if(exp->type == WXLO_EXPORT_TEXT)
 | ||
|             text << *(exp->content.text);
 | ||
| 
 | ||
|         delete exp;
 | ||
|     }
 | ||
| 
 | ||
|     delete llist;
 | ||
| 
 | ||
|     // The exporter always appends a newline, so we chop it off if it
 | ||
|     // is there:
 | ||
|     {
 | ||
|         size_t len = text.Length();
 | ||
|         if(len > 2 && text[len-2] ==  '\r') // Windows
 | ||
|             text = text.Mid(0,len-2);
 | ||
|         else if(len > 1 && text[len-1] == '\n')
 | ||
|             text = text.Mid(0,len-1);
 | ||
|     }
 | ||
| 
 | ||
| #if 0
 | ||
|     if(! primary) // always copy as text-only to primary selection
 | ||
|     {
 | ||
|         wxTheClipboard->UsePrimarySelection();
 | ||
|         if (wxTheClipboard->Open())
 | ||
|         {
 | ||
|             wxTextDataObject *data = new wxTextDataObject( text );
 | ||
|             wxTheClipboard->SetData( data );
 | ||
|             wxTheClipboard->Close();
 | ||
|         }
 | ||
|     }
 | ||
| #endif
 | ||
| 
 | ||
|     wxTheClipboard->UsePrimarySelection(primary);
 | ||
|     if (wxTheClipboard->Open())
 | ||
|     {
 | ||
|         wxTextDataObject *data = new wxTextDataObject( text );
 | ||
|         bool rc = wxTheClipboard->SetData( data );
 | ||
| 
 | ||
|         if(privateFormat)
 | ||
|             rc |= wxTheClipboard->SetData( wldo );
 | ||
| 
 | ||
|         wxTheClipboard->Close();
 | ||
|         return rc;
 | ||
|     }
 | ||
|     else
 | ||
|     {
 | ||
|         delete wldo;
 | ||
|     }
 | ||
| 
 | ||
|     return false;
 | ||
| }
 | ||
| 
 | ||
| bool
 | ||
| wxLayoutWindow::Cut(bool privateFormat, bool usePrimary)
 | ||
| {
 | ||
|     if(Copy(false, privateFormat, usePrimary)) // do not invalidate selection after copy
 | ||
|     {
 | ||
|         m_llist->DeleteSelection();
 | ||
|         SetDirty();
 | ||
|         return true;
 | ||
|     }
 | ||
|     else
 | ||
|     {
 | ||
|         return false;
 | ||
|     }
 | ||
| }
 | ||
| 
 | ||
| // ----------------------------------------------------------------------------
 | ||
| // searching
 | ||
| // ----------------------------------------------------------------------------
 | ||
| 
 | ||
| bool
 | ||
| wxLayoutWindow::Find(
 | ||
| #ifdef M_BASEDIR
 | ||
|     const wxString &needle,
 | ||
|     wxPoint * fromWhere,
 | ||
|     const wxString &configPath
 | ||
| #else
 | ||
|     const wxString & WXUNUSED(needle),
 | ||
|     wxPoint * WXUNUSED(fromWhere),
 | ||
|     const wxString & WXUNUSED(configPath)
 | ||
| #endif
 | ||
| )
 | ||
| {
 | ||
| #ifdef M_BASEDIR
 | ||
|     wxPoint found;
 | ||
| 
 | ||
|     if(needle.Length() == 0)
 | ||
|     {
 | ||
|         if( ! MInputBox(&m_FindString,
 | ||
|             _("Find text"),
 | ||
|             _("   Find:"),
 | ||
|             this,
 | ||
|             configPath, "")
 | ||
|             || strutil_isempty(m_FindString))
 | ||
|         {
 | ||
|             return true;
 | ||
|         }
 | ||
|     }
 | ||
|     else
 | ||
|     {
 | ||
|         m_FindString = needle;
 | ||
|     }
 | ||
| 
 | ||
|     if(fromWhere == NULL)
 | ||
|         found = m_llist->FindText(m_FindString, m_llist->GetCursorPos());
 | ||
|     else
 | ||
|         found = m_llist->FindText(m_FindString, *fromWhere);
 | ||
| 
 | ||
|     if(found.x != -1)
 | ||
|     {
 | ||
|         if(fromWhere)
 | ||
|         {
 | ||
|             *fromWhere = found;
 | ||
|             fromWhere->x ++;
 | ||
|         }
 | ||
| 
 | ||
|         m_llist->MoveCursorTo(found);
 | ||
|         ScrollToCursor();
 | ||
|         RequestUpdate();
 | ||
| 
 | ||
|         return true;
 | ||
|     }
 | ||
| #endif
 | ||
| 
 | ||
|     return false;
 | ||
| }
 | ||
| 
 | ||
| 
 | ||
| bool
 | ||
| wxLayoutWindow::FindAgain()
 | ||
| {
 | ||
|     bool rc = Find(m_FindString);
 | ||
|     return rc;
 | ||
| }
 | ||
| 
 | ||
| // ----------------------------------------------------------------------------
 | ||
| // popup menu stuff
 | ||
| // ----------------------------------------------------------------------------
 | ||
| 
 | ||
| wxMenu *
 | ||
| wxLayoutWindow::MakeFormatMenu()
 | ||
| {
 | ||
|     wxMenu *m = new wxMenu(_("Layout Menu"));
 | ||
| 
 | ||
|     m->Append(WXLOWIN_MENU_LARGER   ,_("&Larger"),_("Switch to larger font."));
 | ||
|     m->Append(WXLOWIN_MENU_SMALLER  ,_("&Smaller"),_("Switch to smaller font."));
 | ||
|     m->AppendSeparator();
 | ||
|     m->Append(WXLOWIN_MENU_UNDERLINE, _("&Underline"),_("Underline mode."), wxITEM_CHECK);
 | ||
|     m->Append(WXLOWIN_MENU_BOLD, _("&Bold"),_("Bold mode."), wxITEM_CHECK);
 | ||
|     m->Append(WXLOWIN_MENU_ITALICS, _("&Italics"),_("Italics mode."), wxITEM_CHECK);
 | ||
|     m->AppendSeparator();
 | ||
|     m->Append(WXLOWIN_MENU_ROMAN     ,_("&Roman"),_("Switch to roman font."));
 | ||
|     m->Append(WXLOWIN_MENU_TYPEWRITER,_("&Typewriter"),_("Switch to typewriter font."));
 | ||
|     m->Append(WXLOWIN_MENU_SANSSERIF ,_("&Sans Serif"),_("Switch to sans serif font."));
 | ||
| 
 | ||
|     return m;
 | ||
| }
 | ||
| 
 | ||
| void wxLayoutWindow::OnUpdateMenuUnderline(wxUpdateUIEvent& event)
 | ||
| {
 | ||
|     event.Check(m_llist->IsFontUnderlined());
 | ||
| }
 | ||
| 
 | ||
| void wxLayoutWindow::OnUpdateMenuBold(wxUpdateUIEvent& event)
 | ||
| {
 | ||
|     event.Check(m_llist->IsFontBold());
 | ||
| }
 | ||
| 
 | ||
| void wxLayoutWindow::OnUpdateMenuItalic(wxUpdateUIEvent& event)
 | ||
| {
 | ||
|     event.Check(m_llist->IsFontItalic());
 | ||
| }
 | ||
| 
 | ||
| void wxLayoutWindow::OnMenu(wxCommandEvent& event)
 | ||
| {
 | ||
|     switch (event.GetId())
 | ||
|     {
 | ||
|     case WXLOWIN_MENU_LARGER:
 | ||
|         m_llist->SetFontLarger(); RequestUpdate(); break;
 | ||
| 
 | ||
|     case WXLOWIN_MENU_SMALLER:
 | ||
|         m_llist->SetFontSmaller(); RequestUpdate(); break;
 | ||
| 
 | ||
|     case WXLOWIN_MENU_UNDERLINE:
 | ||
|         m_llist->ToggleFontUnderline(); RequestUpdate(); break;
 | ||
| 
 | ||
|     case WXLOWIN_MENU_BOLD:
 | ||
|         m_llist->ToggleFontWeight(); RequestUpdate(); break;
 | ||
| 
 | ||
|     case WXLOWIN_MENU_ITALICS:
 | ||
|         m_llist->ToggleFontItalics(); RequestUpdate(); break;
 | ||
| 
 | ||
|     case WXLOWIN_MENU_ROMAN:
 | ||
|         m_llist->SetFontFamily(wxROMAN); RequestUpdate(); break;
 | ||
| 
 | ||
|     case WXLOWIN_MENU_TYPEWRITER:
 | ||
|         m_llist->SetFontFamily(wxFIXED); RequestUpdate(); break;
 | ||
| 
 | ||
|     case WXLOWIN_MENU_SANSSERIF:
 | ||
|         m_llist->SetFontFamily(wxSWISS); RequestUpdate(); break;
 | ||
|     }
 | ||
| }
 | ||
| 
 | ||
| // ----------------------------------------------------------------------------
 | ||
| // focus
 | ||
| // ----------------------------------------------------------------------------
 | ||
| 
 | ||
| void
 | ||
| wxLayoutWindow::OnSetFocus(wxFocusEvent &ev)
 | ||
| {
 | ||
|     m_HaveFocus = true;
 | ||
|     ev.Skip();
 | ||
|     RequestUpdate(); // cursor must change
 | ||
| }
 | ||
| 
 | ||
| void
 | ||
| wxLayoutWindow::OnKillFocus(wxFocusEvent &ev)
 | ||
| {
 | ||
|     m_HaveFocus = false;
 | ||
|     ev.Skip();
 | ||
|     RequestUpdate();// cursor must change
 | ||
| }
 | ||
| 
 | ||
| // ----------------------------------------------------------------------------
 | ||
| // private functions
 | ||
| // ----------------------------------------------------------------------------
 | ||
| 
 | ||
| static bool IsDirectionKey(long keyCode)
 | ||
| {
 | ||
|     switch(keyCode)
 | ||
|     {
 | ||
|     case WXK_UP:
 | ||
|     case WXK_DOWN:
 | ||
|     case WXK_RIGHT:
 | ||
|     case WXK_LEFT:
 | ||
|     case WXK_PRIOR:
 | ||
|     case WXK_NEXT:
 | ||
|     case WXK_HOME:
 | ||
|     case WXK_END:
 | ||
|         return true;
 | ||
| 
 | ||
|     default:
 | ||
|         return false;
 | ||
|     }
 | ||
| }
 | ||
| 
 |