added a few encoding convenience methods for pc-mac encoding and string handling...

[wxWidgets.git] / samples / richedit / wxlwindow.cpp

diff --git a/samples/richedit/wxlwindow.cpp b/samples/richedit/wxlwindow.cpp
index 0993e2ca99f2ecc1a2193826672fd668bacb1b43..1d5869b2a3cdb0c4cc97e2de99045181231fc4f2 100644 (file)
--- a/samples/richedit/wxlwindow.cpp
+++ b/samples/richedit/wxlwindow.cpp
@@ -1,7 +1,7 @@
 /*-*- c++ -*-********************************************************
  * wxLwindow.h : a scrolled Window for displaying/entering rich text*
  *                                                                  *
 /*-*- c++ -*-********************************************************
  * wxLwindow.h : a scrolled Window for displaying/entering rich text*
  *                                                                  *

- * (C) 1998, 1999 by Karsten Ballüder (karsten@phy.hw.ac.uk)        *
+ * (C) 1998-2000 by Karsten Ballüder (ballueder@gmx.net)            *

  *                                                                  *
  * $Id$
  *******************************************************************/
  *                                                                  *
  * $Id$
  *******************************************************************/


@@ -56,6 +56,7 @@
 
 #include <ctype.h>
 
 
 #include <ctype.h>
 

+

 // ----------------------------------------------------------------------------
 // macros
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // macros
 // ----------------------------------------------------------------------------


@@ -66,6 +67,13 @@
 #  define WXLO_DEBUG(x)
 #endif
 
 #  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
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // constants
 // ----------------------------------------------------------------------------


@@ -160,6 +168,7 @@ wxLayoutWindow::wxLayoutWindow(wxWindow *parent)
 #ifndef __WXMSW__
    m_FocusFollowMode = false;
 #endif
 #ifndef __WXMSW__
    m_FocusFollowMode = false;
 #endif

+   SetWordWrap(false);

    SetWrapMargin(0);
 
    // no scrollbars initially
    SetWrapMargin(0);
 
    // no scrollbars initially


@@ -230,10 +239,11 @@ wxLayoutWindow::OnMouse(int eventId, wxMouseEvent& event)
 {
    wxClientDC dc( this );
    PrepareDC( dc );
 {
    wxClientDC dc( this );
    PrepareDC( dc );

-   if ( eventId != WXLOWIN_MENU_MOUSEMOVE
+   if ( (eventId != WXLOWIN_MENU_MOUSEMOVE

 #ifndef __WXMSW__
         || m_FocusFollowMode
 #endif
 #ifndef __WXMSW__
         || m_FocusFollowMode
 #endif

+        ) && (wxWindow::FindFocus() != this)

       )
       SetFocus();
 
       )
       SetFocus();
 


@@ -256,7 +266,7 @@ wxLayoutWindow::OnMouse(int eventId, wxMouseEvent& event)
    {
       //WXLO_DEBUG(("selecting at : %d/%d", (int) event.GetX(), (int)event.GetY()));
       int left, top;
    {
       //WXLO_DEBUG(("selecting at : %d/%d", (int) event.GetX(), (int)event.GetY()));
       int left, top;

-      ViewStart(&left, &top);
+      GetViewStart(&left, &top);

       wxSize size = GetClientSize();
       int xdelta, ydelta;
       
       wxSize size = GetClientSize();
       int xdelta, ydelta;
       


@@ -363,7 +373,7 @@ wxLayoutWindow::OnMouse(int eventId, wxMouseEvent& event)
             
       // Calculate where the top of the visible area is:
       int x0, y0;
             
       // Calculate where the top of the visible area is:
       int x0, y0;

-      ViewStart(&x0,&y0);
+      GetViewStart(&x0,&y0);

       int dx, dy;
       GetScrollPixelsPerUnit(&dx, &dy);
       x0 *= dx; y0 *= dy;
       int dx, dy;
       GetScrollPixelsPerUnit(&dx, &dy);
       x0 *= dx; y0 *= dy;


@@ -479,6 +489,7 @@ wxLayoutWindow::OnChar(wxKeyEvent& event)
    bool deletedSelection = false;
    // pressing any non-arrow key optionally replaces the selection:
    if(m_AutoDeleteSelection
    bool deletedSelection = false;
    // pressing any non-arrow key optionally replaces the selection:
    if(m_AutoDeleteSelection

+      && IsEditable()

       && !m_Selecting
       && m_llist->HasSelection() 
       && ! IsDirectionKey(keyCode)
       && !m_Selecting
       && m_llist->HasSelection() 
       && ! IsDirectionKey(keyCode)


@@ -635,10 +646,21 @@ wxLayoutWindow::OnChar(wxKeyEvent& event)
             case 'x':
                Cut();
                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;
 #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?
 #endif
             default:
             // we don't handle it, maybe an accelerator?


@@ -688,7 +710,9 @@ wxLayoutWindow::OnChar(wxKeyEvent& event)
                   }
                break;
             case WXK_RETURN:
                   }
                break;
             case WXK_RETURN:

-               if(m_WrapMargin > 0)
+               if(m_DoWordWrap &&
+                  m_WrapMargin > 0
+                  && m_llist->GetCursorPos().x > m_WrapMargin)

                   m_llist->WrapLine(m_WrapMargin);
                m_llist->LineBreak();
                SetDirty();
                   m_llist->WrapLine(m_WrapMargin);
                m_llist->LineBreak();
                SetDirty();


@@ -706,23 +730,19 @@ wxLayoutWindow::OnChar(wxKeyEvent& event)
                   SetDirty();
                }
                break;
                   SetDirty();
                }
                break;

-
+               

             default:
                if((!(event.ControlDown() || event.AltDown()
                   ))
                   && (keyCode < 256 && keyCode >= 32)
                   )
                {
             default:
                if((!(event.ControlDown() || event.AltDown()
                   ))
                   && (keyCode < 256 && keyCode >= 32)
                   )
                {

-                  if(m_WrapMargin > 0 && isspace(keyCode))
-                  {
-                     bool wrapped = m_llist->WrapLine(m_WrapMargin);
-                     // don´t insert space as first thing in line
-                     // after wrapping:
-                     if(! wrapped || m_llist->GetCursorPos().x != 0)
-                        m_llist->Insert((char)keyCode);
-                  }
-                  else
-                     m_llist->Insert((char)keyCode);
+                  if(m_DoWordWrap
+                     && m_WrapMargin > 0
+                     && m_llist->GetCursorPos().x > m_WrapMargin
+                     && isspace(keyCode))
+                     m_llist->WrapLine(m_WrapMargin);
+                  m_llist->Insert((char)keyCode);

                   SetDirty();
                }
                else
                   SetDirty();
                }
                else


@@ -765,16 +785,19 @@ wxLayoutWindow::ScrollToCursor(void)
 {
    //is always needed to make sure we know where the cursor is
    //if(IsDirty())
 {
    //is always needed to make sure we know where the cursor is
    //if(IsDirty())

-   RequestUpdate(m_llist->GetUpdateRect());
+   //RequestUpdate(m_llist->GetUpdateRect());
+
+
+   ResizeScrollbars();

 
    int x0,y0,x1,y1, dx, dy;
 
    // Calculate where the top of the visible area is:
 
    int x0,y0,x1,y1, dx, dy;
 
    // Calculate where the top of the visible area is:

-   ViewStart(&x0,&y0);
+   GetViewStart(&x0,&y0);

    GetScrollPixelsPerUnit(&dx, &dy);
    x0 *= dx; y0 *= dy;
 
    GetScrollPixelsPerUnit(&dx, &dy);
    x0 *= dx; y0 *= dy;
 

-   WXLO_DEBUG(("ScrollToCursor: ViewStart is %d/%d", x0, y0));
+   WXLO_DEBUG(("ScrollToCursor: GetViewStart is %d/%d", x0, y0));

 
    // Get the size of the visible window:
    GetClientSize(&x1, &y1);
 
    // Get the size of the visible window:
    GetClientSize(&x1, &y1);


@@ -802,7 +825,7 @@ wxLayoutWindow::ScrollToCursor(void)
          ny = 0;
    }
 
          ny = 0;
    }
 

-   if ( nx != -1 || ny != -1 )
+   if( nx != -1 || ny != -1 )

    {
       // set new view start
       Scroll(nx == -1 ? -1 : (nx+dx-1)/dx, ny == -1 ? -1 : (ny+dy-1)/dy);
    {
       // set new view start
       Scroll(nx == -1 ? -1 : (nx+dx-1)/dx, ny == -1 ? -1 : (ny+dy-1)/dy);


@@ -836,6 +859,7 @@ wxLayoutWindow::RequestUpdate(const wxRect *updateRect)
 void
 wxLayoutWindow::InternalPaint(const wxRect *updateRect)
 {
 void
 wxLayoutWindow::InternalPaint(const wxRect *updateRect)
 {

+

    wxPaintDC dc( this );
    PrepareDC( dc );
 
    wxPaintDC dc( this );
    PrepareDC( dc );
 


@@ -847,7 +871,7 @@ wxLayoutWindow::InternalPaint(const wxRect *updateRect)
    int x0,y0,x1,y1, dx, dy;
 
    // Calculate where the top of the visible area is:
    int x0,y0,x1,y1, dx, dy;
 
    // Calculate where the top of the visible area is:

-   ViewStart(&x0,&y0);
+   GetViewStart(&x0,&y0);

    GetScrollPixelsPerUnit(&dx, &dy);
    x0 *= dx; y0 *= dy;
 
    GetScrollPixelsPerUnit(&dx, &dy);
    x0 *= dx; y0 *= dy;
 


@@ -864,9 +888,9 @@ wxLayoutWindow::InternalPaint(const wxRect *updateRect)
                   updateRect->y+updateRect->height));
    }
 
                   updateRect->y+updateRect->height));
    }
 

-   ResizeScrollbars();
+   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)
    /* 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)


@@ -887,7 +911,8 @@ wxLayoutWindow::InternalPaint(const wxRect *updateRect)
                          0,wxTRANSPARENT));
    m_memDC->SetLogicalFunction(wxCOPY);
    m_memDC->Clear();
                          0,wxTRANSPARENT));
    m_memDC->SetLogicalFunction(wxCOPY);
    m_memDC->Clear();

-
+   WXLO_TIMER_STOP(TmpTimer);
+   

    // fill the background with the background bitmap
    if(m_BGbitmap)
    {
    // fill the background with the background bitmap
    if(m_BGbitmap)
    {


@@ -922,7 +947,7 @@ wxLayoutWindow::InternalPaint(const wxRect *updateRect)
    // update rectangle (although they are drawn on the memDC, this is
    // needed to erase it):
    m_llist->InvalidateUpdateRect();
    // update rectangle (although they are drawn on the memDC, this is
    // needed to erase it):
    m_llist->InvalidateUpdateRect();

-   if(m_CursorVisibility != 0)
+   if(m_CursorVisibility == 1)

    {
       // draw a thick cursor for editable windows with focus
       m_llist->DrawCursor(*m_memDC,
    {
       // draw a thick cursor for editable windows with focus
       m_llist->DrawCursor(*m_memDC,


@@ -930,6 +955,7 @@ wxLayoutWindow::InternalPaint(const wxRect *updateRect)
                           offset);
    }
 
                           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
 // Now copy everything to the screen:
 #if 0
    // This somehow doesn't work, but even the following bit with the


@@ -955,6 +981,8 @@ wxLayoutWindow::InternalPaint(const wxRect *updateRect)
 //      y1 += WXLO_YOFFSET; //FIXME might not be needed
       dc.Blit(x0,y0,x1,y1,m_memDC,0,0,wxCOPY,FALSE);
    }
 //      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
 
 #ifdef WXLAYOUT_USE_CARET
    // show the caret back after everything is redrawn


@@ -979,6 +1007,10 @@ wxLayoutWindow::InternalPaint(const wxRect *updateRect)
          m_StatusBar->SetStatusText(label, m_StatusFieldCursor);
       }
    }
          m_StatusBar->SetStatusText(label, m_StatusFieldCursor);
       }
    }

+
+   WXLO_TIMER_PRINT(LayoutTimer);
+   WXLO_TIMER_PRINT(BlitTimer);
+   WXLO_TIMER_PRINT(TmpTimer);

 }
 
 void
 }
 
 void


@@ -999,14 +1031,20 @@ as needed.
 void
 wxLayoutWindow::ResizeScrollbars(bool exact)
 {
 void
 wxLayoutWindow::ResizeScrollbars(bool exact)
 {

+   wxClientDC dc( this );
+   PrepareDC( dc );
+//   m_llist->ForceTotalLayout();

 
    if(! IsDirty())
 
    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;
       return;

-   
-   wxClientDC dc( this );
-   PrepareDC( dc );
-//      m_llist->ForceTotalLayout();
-   m_llist->Layout(dc);
+   }
+   WXLO_TIMER_START(LayoutTimer);
+   m_llist->Layout(dc, -1);
+   WXLO_TIMER_STOP(LayoutTimer);

    ResetDirty();
    
    wxPoint max = m_llist->GetSize();
    ResetDirty();
    
    wxPoint max = m_llist->GetSize();


@@ -1025,8 +1063,8 @@ wxLayoutWindow::ResizeScrollbars(bool exact)
    // TODO why do we set both at once? they're independent...
    if( max.x > m_maxx - WXLO_ROFFSET
        || max.y > m_maxy - WXLO_BOFFSET
    // 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
+       || (max.x < m_maxx - X_SCROLL_PAGE)
+       || (max.y < m_maxy - Y_SCROLL_PAGE)

        || exact )
    {
       // text became too large
        || exact )
    {
       // text became too large


@@ -1038,31 +1076,36 @@ wxLayoutWindow::ResizeScrollbars(bool exact)
       }
 
       bool done = FALSE;
       }
 
       bool done = FALSE;

-      if(max.x < X_SCROLL_PAGE)
+      if(max.x < X_SCROLL_PAGE && m_hasHScrollbar)

       {
          SetScrollbars(0,-1,0,-1,0,-1,true);
          m_hasHScrollbar = FALSE;
          done = TRUE;
       }
       {
          SetScrollbars(0,-1,0,-1,0,-1,true);
          m_hasHScrollbar = FALSE;
          done = TRUE;
       }

-      if(max.y < Y_SCROLL_PAGE)
+      if(max.y < Y_SCROLL_PAGE && m_hasVScrollbar)

       {
          SetScrollbars(-1,0,-1,0,-1,0,true);
          m_hasVScrollbar = FALSE;
          done = TRUE;
       }
       {
          SetScrollbars(-1,0,-1,0,-1,0,true);
          m_hasVScrollbar = FALSE;
          done = TRUE;
       }

-      if(! done)
+      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)
+         )

       {
       {

-         ViewStart(&m_ViewStartX, &m_ViewStartY);
+         GetViewStart(&m_ViewStartX, &m_ViewStartY);

          SetScrollbars(X_SCROLL_PAGE,
                        Y_SCROLL_PAGE,
          SetScrollbars(X_SCROLL_PAGE,
                        Y_SCROLL_PAGE,

-                       max.x / X_SCROLL_PAGE + 1,
-                       max.y / Y_SCROLL_PAGE + 1,
-                       m_ViewStartX, m_ViewStartY,
+                       max.x / X_SCROLL_PAGE + 2,
+                       max.y / Y_SCROLL_PAGE + 2,
+                       m_ViewStartX,
+                       m_ViewStartY,

                        true);
          m_hasHScrollbar =
             m_hasVScrollbar = true;
                        true);
          m_hasHScrollbar =
             m_hasVScrollbar = true;

+//         ScrollToCursor();

       }
       }

-
+      

       m_maxx = max.x + X_SCROLL_PAGE;
       m_maxy = max.y + Y_SCROLL_PAGE;
    }
       m_maxx = max.x + X_SCROLL_PAGE;
       m_maxy = max.y + Y_SCROLL_PAGE;
    }