/*-*- c++ -*-********************************************************
* wxLwindow.h : a scrolled Window for displaying/entering rich text*
* *
- * (C) 1998, 1999 by Karsten Ballüder (Ballueder@usa.net) *
+ * (C) 1998, 1999 by Karsten Ballüder (Ballueder@usa.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/wxlparser.h"
#else
# ifdef __WXMSW__
-# include <windows.h>
-# undef FindWindow
-# undef GetCharWidth
-# undef StartDoc
+# include <wx/msw/private.h>
# endif
# include "wxlwindow.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 WXLAYOUT_DEBUG
+# define WXLO_DEBUG(x) wxLogDebug x
+#else
+# define WXLO_DEBUG(x)
+#endif
+
+// ----------------------------------------------------------------------------
+// constants
+// ----------------------------------------------------------------------------
+
/// offsets to put a nice frame around text
#define WXLO_XOFFSET 4
#define WXLO_YOFFSET 4
#define WXLO_ROFFSET 20
#define WXLO_BOFFSET 20
+/// 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_PAINT (wxLayoutWindow::OnPaint)
EVT_CHAR (wxLayoutWindow::OnChar)
EVT_KILL_FOCUS(wxLayoutWindow::OnKillFocus)
END_EVENT_TABLE()
-wxLayoutWindow::wxLayoutWindow(wxWindow *parent)
- : wxScrolledWindow(parent, -1, wxDefaultPosition, wxDefaultSize,
- wxHSCROLL | wxVSCROLL | wxBORDER)
+// ===========================================================================
+// implementation
+// ===========================================================================
+
+/* LEAVE IT HERE UNTIL WXGTK WORKS AGAIN!!! */
+#ifdef __WXGTK__
+/// allows me to compare to wxPoints
+static bool operator != (wxPoint const &p1, wxPoint const &p2)
+{
+ return p1.x != p2.x || p1.y != p2.y;
+}
+#endif // __WXGTK__
+
+#ifndef wxWANTS_CHARS
+ #define wxWANTS_CHARS 0
+#endif
+// ----------------------------------------------------------------------------
+// wxLayoutWindow
+// ----------------------------------------------------------------------------
+
+wxLayoutWindow::wxLayoutWindow(wxWindow *parent)
+ : wxScrolledWindow(parent, -1,
+ wxDefaultPosition, wxDefaultSize,
+ wxHSCROLL | wxVSCROLL |
+ wxBORDER |
+ wxWANTS_CHARS)
{
+ SetStatusBar(NULL); // don't use statusbar
m_Editable = false;
m_doSendEvents = false;
m_ViewStartX = 0; m_ViewStartY = 0;
m_bitmap = new wxBitmap(4,4);
m_bitmapSize = wxPoint(4,4);
m_llist = new wxLayoutList();
+
m_BGbitmap = NULL;
m_ScrollToCursor = false;
SetWrapMargin(0);
wxPoint max = m_llist->GetSize();
- SetScrollbars(10, 20 /*lineHeight*/, max.x/10+1, max.y/20+1);
- EnableScrolling(true,true);
- m_maxx = max.x; m_maxy = max.y;
+ SetScrollbars(X_SCROLL_PAGE, Y_SCROLL_PAGE,
+ max.x / X_SCROLL_PAGE + 1, max.y / Y_SCROLL_PAGE + 1);
+ EnableScrolling(true, true);
+ m_maxx = max.x + X_SCROLL_PAGE;
+ m_maxy = max.y + Y_SCROLL_PAGE;
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);
+ caret->Show();
+#endif // WXLAYOUT_USE_CARET
+
+ SetCursorVisibility(-1);
SetCursor(wxCURSOR_IBEAM);
SetDirty();
}
SetBackgroundBitmap(NULL);
}
-#ifdef __WXMSW__
-long
-wxLayoutWindow::MSWGetDlgCode()
+void
+wxLayoutWindow::Clear(int family,
+ int size,
+ int style,
+ int weight,
+ int underline,
+ wxColour *fg,
+ wxColour *bg)
{
- // if we don't return this, we won't get OnChar() events for TABs and ENTER
- return DLGC_WANTCHARS | DLGC_WANTARROWS | DLGC_WANTMESSAGE;
+ GetLayoutList()->Clear(family,size,style,weight,underline,fg,bg);
+ SetBackgroundColour(GetLayoutList()->GetDefaultStyleInfo().GetBGColour());
+ ResizeScrollbars(true);
+ SetDirty();
+ SetModified(false);
+ wxScrolledWindow::Clear();
+ DoPaint((wxRect *)NULL);
}
-#endif //MSW
void
wxLayoutWindow::OnMouse(int eventId, wxMouseEvent& event)
{
- wxPaintDC dc( this );
- PrepareDC( dc );
- SetFocus();
+ wxClientDC dc( this );
+ PrepareDC( dc );
+ if ( eventId != WXLOWIN_MENU_MOUSEMOVE )
+ {
+ // moving the mouse in a window shouldn't give it the focus!
+ SetFocus();
+ }
-
wxPoint findPos;
findPos.x = dc.DeviceToLogicalX(event.GetX());
findPos.y = dc.DeviceToLogicalY(event.GetY());
if(findPos.y < 0) findPos.y = 0;
m_ClickPosition = wxPoint(event.GetX(), event.GetY());
-#ifdef WXLAYOUT_DEBUG
-// wxLogDebug("wxLayoutWindow::OnMouse: (%d, %d) -> (%d, %d)",
-// event.GetX(), event.GetY(), findPos.x, findPos.y);
-#endif
wxPoint cursorPos;
bool found;
wxLayoutObject *obj = m_llist->FindObjectScreen(dc, findPos,
&cursorPos, &found);
-
-#ifdef WXLAYOUT_DEBUG
-// if(obj)
-// wxLogDebug("wxLayoutWindow::OnMouse: Found object of type %d.",
-// obj->GetType());
-// else
-// wxLogDebug("wxLayoutWindow::OnMouse: Found no object.");
-#endif
+ wxLayoutObject::UserData *u = obj ? obj->GetUserData() : NULL;
//has the mouse only been moved?
if(eventId == WXLOWIN_MENU_MOUSEMOVE)
{
// found is only true if we are really over an object, not just
// behind it
- if(found && obj && obj->GetUserData() != NULL)
+ if(found && u && ! m_Selecting)
{
if(!m_HandCursor)
SetCursor(wxCURSOR_HAND);
m_HandCursor = TRUE;
+ if(m_StatusBar && m_StatusFieldLabel != -1)
+ {
+ const wxString &label = u->GetLabel();
+ if(label.Length())
+ m_StatusBar->SetStatusText(label,
+ m_StatusFieldLabel);
+ }
}
else
{
if(m_HandCursor)
SetCursor(wxCURSOR_IBEAM);
m_HandCursor = FALSE;
+ if(m_StatusBar && m_StatusFieldLabel != -1)
+ m_StatusBar->SetStatusText("", m_StatusFieldLabel);
+ }
+ if(event.LeftIsDown())
+ {
+ if(! m_Selecting)
+ {
+ m_llist->StartSelection(wxPoint(-1, -1), m_ClickPosition);
+ m_Selecting = true;
+ DoPaint(); // TODO: we don't have to redraw everything!
+ }
+ else
+ {
+ m_llist->ContinueSelection(cursorPos, m_ClickPosition);
+ DoPaint(); // TODO: we don't have to redraw everything!
+ }
+ }
+ if(m_Selecting && ! event.LeftIsDown())
+ {
+ m_llist->EndSelection(cursorPos, m_ClickPosition);
+ m_Selecting = false;
+ DoPaint(); // TODO: we don't have to redraw everything!
}
- return;
- }
- // always move cursor to mouse click:
- if(obj && eventId == WXLOWIN_MENU_LCLICK)
+ if ( u )
+ {
+ u->DecRef();
+ u = NULL;
+ }
+ }
+ else if(eventId == WXLOWIN_MENU_LCLICK)
{
+ // always move cursor to mouse click:
m_llist->MoveCursorTo(cursorPos);
- m_ScrollToCursor = true; //FIXME: needed? DoPaint(m_llist->GetUpdateRect());
- }
- if(!m_doSendEvents) // nothing to do
- return;
- // only do the menu if activated, editable and not on a clickable object
- if(eventId == WXLOWIN_MENU_RCLICK
- && IsEditable()
- && (! obj || (obj && obj->GetUserData() == NULL))
- )
- {
- PopupMenu(m_PopupMenu, m_ClickPosition.x, m_ClickPosition.y);
- return;
+ // clicking a mouse removes the selection
+ if ( m_llist->HasSelection() )
+ {
+ m_llist->DiscardSelection();
+ DoPaint(); // TODO: we don't have to redraw everything!
+ }
+
+ // Calculate where the top of the visible area is:
+ int x0, y0;
+ ViewStart(&x0,&y0);
+ int dx, dy;
+ GetScrollPixelsPerUnit(&dx, &dy);
+ x0 *= dx; y0 *= dy;
+
+ wxPoint offset(-x0+WXLO_XOFFSET, -y0+WXLO_YOFFSET);
+ m_llist->UpdateCursorScreenPos(dc, true, offset);
+
+ if(m_CursorVisibility == -1)
+ m_CursorVisibility = 1;
+
+ // VZ: this should be unnecessary because mouse can only click on a
+ // visible part of the canvas
+#if 0
+ ScrollToCursor();
+#endif // 0
+
+#ifdef __WXGTK__
+ DoPaint(); // DoPaint suppresses flicker under GTK
+#endif // wxGTK
}
- // find the object at this position
- if(obj)
+
+ // notify about mouse events?
+ if( m_doSendEvents )
{
- wxCommandEvent commandEvent(wxEVT_COMMAND_MENU_SELECTED, eventId);
- commandEvent.SetEventObject( this );
- commandEvent.SetClientData((char *)obj);
- GetEventHandler()->ProcessEvent(commandEvent);
+ // 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();
}
/*
void
wxLayoutWindow::OnChar(wxKeyEvent& event)
{
+ int keyCode = event.KeyCode();
+
#ifdef WXLAYOUT_DEBUG
- if(event.KeyCode() == WXK_F1)
+ if(keyCode == WXK_F1)
{
m_llist->Debug();
return;
}
#endif
-
- long keyCode = event.KeyCode();
- if(m_Selecting && ! event.ShiftDown())
- {
- m_llist->EndSelection();
- m_Selecting = false;
- }
- else
- if(! m_Selecting && event.ShiftDown())
- {
- 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:
- m_Selecting = true;
- m_llist->StartSelection();
- break;
- default:
- ;
- }
- }
-
- if(!IsEditable()) // do nothing
+
+ if(! m_Selecting && event.ShiftDown())
{
switch(keyCode)
{
case WXK_UP:
- m_llist->MoveCursorVertically(-1);
- break;
case WXK_DOWN:
- m_llist->MoveCursorVertically(1);
- break;
+ case WXK_RIGHT:
+ case WXK_LEFT:
case WXK_PRIOR:
- m_llist->MoveCursorVertically(-20);
- break;
case WXK_NEXT:
- m_llist->MoveCursorVertically(20);
- break;
- default:
- ;
- }
- return;
- }
-
- /* First, handle control keys */
- if(event.ControlDown() && ! event.AltDown())
- {
- switch(keyCode)
- {
- case WXK_DELETE :
- case 'd':
- m_llist->Delete(1);
- break;
- case 'y':
- m_llist->DeleteLines(1);
- break;
- case 'h': // like backspace
- if(m_llist->MoveCursorHorizontally(-1)) m_llist->Delete(1);
- break;
- case 'u':
- m_llist->DeleteToBeginOfLine();
- break;
- case 'k':
- m_llist->DeleteToEndOfLine();
- break;
- case 'v':
- Paste();
- break;
-#ifdef WXLAYOUT_DEBUG
- case WXK_F1:
- m_llist->SetFont(-1,-1,-1,-1,true); // underlined
- break;
-#endif
- default:
- ;
- }
- }
- // ALT only:
- else if( event.AltDown() && ! event.ControlDown() )
- {
- switch(keyCode)
- {
- case WXK_DELETE:
- case 'd':
- m_llist->DeleteWord();
+ case WXK_HOME:
+ case WXK_END:
+ m_Selecting = true;
+ m_llist->StartSelection();
break;
default:
;
}
}
- // no control keys:
- else if ( ! event.AltDown() && ! event.ControlDown())
+
+ // 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.
+ */
+ bool ctrlDown = event.ControlDown();
+ switch(keyCode)
{
- switch(keyCode)
- {
- case WXK_RIGHT:
+ case WXK_RIGHT:
+ if ( ctrlDown )
+ m_llist->MoveCursorWord(1);
+ else
m_llist->MoveCursorHorizontally(1);
- break;
- case WXK_LEFT:
+ 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(-20);
- break;
- case WXK_NEXT:
- m_llist->MoveCursorVertically(20);
- break;
- case WXK_HOME:
+ 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:
+ break;
+ case WXK_END:
+ if ( ctrlDown )
+ m_llist->MoveCursorTo(m_llist->GetSize());
+ else
m_llist->MoveCursorToEndOfLine();
- break;
- case WXK_INSERT:
- if(event.ShiftDown())
- Paste();
- break;
- case WXK_DELETE :
- m_llist->Delete(1);
- break;
- case WXK_BACK: // backspace
- if(m_llist->MoveCursorHorizontally(-1)) m_llist->Delete(1);
- break;
- case WXK_RETURN:
- if(m_WrapMargin > 0)
- m_llist->WrapLine(m_WrapMargin);
- m_llist->LineBreak();
- break;
- default:
- if((!(event.ControlDown() || event.AltDown() || event.MetaDown()))
- && (keyCode < 256 && keyCode >= 32)
- )
+ break;
+
+ default:
+ if(keyCode == 'c' && ctrlDown)
+ {
+ // this should work even in read-only mode
+ Copy();
+ }
+ else if( IsEditable() )
+ {
+ /* First, handle control keys */
+ if(event.ControlDown() && ! event.AltDown())
+ {
+ switch(keyCode)
+ {
+ case WXK_INSERT:
+ Copy();
+ break;
+ case WXK_DELETE :
+ case 'd':
+ m_llist->Delete(1);
+ break;
+ case 'y':
+ m_llist->DeleteLines(1);
+ break;
+ case 'h': // like backspace
+ if(m_llist->MoveCursorHorizontally(-1)) m_llist->Delete(1);
+ break;
+ case 'u':
+ m_llist->DeleteToBeginOfLine();
+ break;
+ case 'k':
+ m_llist->DeleteToEndOfLine();
+ break;
+ case 'v':
+ Paste();
+ break;
+ case 'x':
+ Cut();
+ break;
+#ifdef WXLAYOUT_DEBUG
+ case WXK_F1:
+ m_llist->SetFont(-1,-1,-1,-1,true); // underlined
+ break;
+#endif
+ default:
+ ;
+ }
+ }
+ // ALT only:
+ else if( event.AltDown() && ! event.ControlDown() )
{
- wxString tmp;
- tmp += keyCode;
- if(m_WrapMargin > 0 && isspace(keyCode))
- m_llist->WrapLine(m_WrapMargin);
- m_llist->Insert(tmp);
+ switch(keyCode)
+ {
+ case WXK_DELETE:
+ case 'd':
+ m_llist->DeleteWord();
+ break;
+ default:
+ ;
+ }
}
- break;
+ // 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
+ m_llist->Delete(1);
+ break;
+ case WXK_BACK: // backspace
+ if(m_llist->MoveCursorHorizontally(-1)) m_llist->Delete(1);
+ break;
+ case WXK_RETURN:
+ if(m_WrapMargin > 0)
+ m_llist->WrapLine(m_WrapMargin);
+ m_llist->LineBreak();
+ break;
+ default:
+ if((!(event.ControlDown() || event.AltDown() || event.MetaDown()))
+ && (keyCode < 256 && keyCode >= 32)
+ )
+ {
+ if(m_WrapMargin > 0 && isspace(keyCode))
+ m_llist->WrapLine(m_WrapMargin);
+ m_llist->Insert((char)keyCode);
+ }
+ break;
+ }
+ }
+ SetDirty();
+ SetModified();
+ }// if(IsEditable())
+ }// first switch()
+ if(m_Selecting)
+ {
+ if(event.ShiftDown())
+ m_llist->ContinueSelection();
+ else
+ {
+ m_llist->EndSelection();
+ m_Selecting = false;
}
}
- SetDirty();
- SetModified();
- m_ScrollToCursor = true;
- //DoPaint(true); // paint and scroll to cursor
- wxRect r = *m_llist->GetUpdateRect();
- Refresh( FALSE, &r);
+
+ // we must call ResizeScrollbars() before ScrollToCursor(), otherwise the
+ // ne cursor position might be outside the current scrolllbar range
+ ResizeScrollbars();
+ ScrollToCursor();
+
+ // refresh the screen
+ DoPaint(m_llist->GetUpdateRect());
}
void
wxLayoutWindow::OnKeyUp(wxKeyEvent& event)
{
if(event.KeyCode() == WXK_SHIFT && m_llist->IsSelecting())
+ {
m_llist->EndSelection();
+ m_Selecting = false;
+ }
event.Skip();
}
-
+
+
void
-wxLayoutWindow::OnPaint( wxPaintEvent &WXUNUSED(event)) // or: OnDraw(wxDC& dc)
+wxLayoutWindow::ScrollToCursor(void)
+{
+ wxClientDC dc( this );
+ PrepareDC( dc );
+
+ int x0,y0,x1,y1, dx, dy;
+
+ // Calculate where the top of the visible area is:
+ ViewStart(&x0,&y0);
+ GetScrollPixelsPerUnit(&dx, &dy);
+ x0 *= dx; y0 *= dy;
+
+ WXLO_DEBUG(("ScrollToCursor: ViewStart is %d/%d", x0, y0));
+
+ // Get the size of the visible window:
+ GetClientSize(&x1,&y1);
+
+ // notice that the client size may be (0, 0)...
+ wxASSERT(x1 >= 0 && y1 >= 0);
+
+ // VZ: I think this is false - if you do it here, ResizeScrollbars() won't
+ // call SetScrollbars() later
+#if 0
+ // As we have the values anyway, use them to avoid unnecessary scrollbar
+ // updates.
+ if(x1 > m_maxx) m_maxx = x1;
+ if(y1 > m_maxy) m_maxy = y1;
+#endif // 0
+
+ // 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(dc);
+
+ // 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;
+ }
+}
+
+void
+wxLayoutWindow::OnPaint( wxPaintEvent &WXUNUSED(event))
{
wxRect region = GetUpdateRegion().GetBox();
- InternalPaint(& region);
+ InternalPaint(®ion);
}
void
wxLayoutWindow::DoPaint(const wxRect *updateRect)
{
-#ifdef __WXGTK__
+#ifndef __WXMSW__
InternalPaint(updateRect);
#else
Refresh(FALSE, updateRect); // Causes bad flicker under wxGTK!!!
+
+ if ( !::UpdateWindow(GetHwnd()) )
+ wxLogLastError("UpdateWindow");
#endif
}
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:
// Get the size of the visible window:
GetClientSize(&x1,&y1);
- wxASSERT(x1 > 0);
- wxASSERT(y1 > 0);
- // As we have the values anyway, use them to avoid unnecessary
- // scrollbar updates.
- if(x1 > m_maxx) m_maxx = x1;
- if(y1 > m_maxy) m_maxy = y1;
-
+ wxASSERT(x1 >= 0);
+ wxASSERT(y1 >= 0);
- //m_llist->InvalidateUpdateRect();
- //const wxRect *r = m_llist->GetUpdateRect();
- wxLogDebug("Update rect: %ld,%ld / %ld,%ld",
- updateRect->x, updateRect->y, updateRect->x+updateRect->width, updateRect->y+updateRect->height);
-
-#if 0
- //FIXME: we should never need to call Layout at all because the
- // list does it automatically.
-// Maybe we need to change the scrollbar sizes or positions,
- // so layout the list and check:
+ if(updateRect)
+ {
+ WXLO_DEBUG(("Update rect: %ld,%ld / %ld,%ld",
+ updateRect->x, updateRect->y,
+ updateRect->x+updateRect->width,
+ updateRect->y+updateRect->height));
+ }
if(IsDirty())
+ {
m_llist->Layout(dc);
- wxLogDebug("Update rect after calling Layout: %ld,%ld / %ld,%ld",
- r->x, r->y, r->x+r->width, r->y+r->height);
- // this is needed even when only the cursor moved
- m_llist->Layout(dc,y0+y1);
- wxLogDebug("Update rect after calling Layout again: %ld,%ld / %ld,%ld",
- r->x, r->y, r->x+r->width, r->y+r->height);
-#endif
-
- if(IsDirty())
ResizeScrollbars();
-
- /* Make sure that the scrollbars are at a position so that the
- cursor is visible if we are editing. */
- /** Scroll so that cursor is visible! */
- wxLogDebug("m_ScrollToCursor = %d", (int) m_ScrollToCursor);
- if(IsEditable() && m_ScrollToCursor)
- {
- wxPoint cc = m_llist->GetCursorScreenPos(*m_memDC);
- if(cc.x < x0 || cc.y < y0
- || cc.x >= x0+(9*x1)/10 || cc.y >= y0+(9*y1/10)) // (9*x)/10 == 90%
- {
- int nx, ny;
- nx = cc.x - x1/2; if(nx < 0) nx = 0;
- ny = cc.y - y1/2; if(ny < 0) ny = 0;
- Scroll(nx/dx,ny/dy); // new view start
- x0 = nx; y0 = ny;
- }
}
-
- /* Check whether the window has grown, if so, we need to reallocate
+ /* 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_memDC->SelectObject(*m_bitmap);
}
- // Device origins on the memDC are suspect, we translate manually
- // with the translate parameter of Draw().
m_memDC->SetDeviceOrigin(0,0);
- m_memDC->SetBrush(wxBrush(m_llist->GetDefaults()->GetBGColour(), wxSOLID));
- m_memDC->SetPen(wxPen(m_llist->GetDefaults()->GetBGColour(),0,wxTRANSPARENT));
+ m_memDC->SetBrush(wxBrush(m_llist->GetDefaultStyleInfo().GetBGColour(),wxSOLID));
+ m_memDC->SetPen(wxPen(m_llist->GetDefaultStyleInfo().GetBGColour(),
+ 0,wxTRANSPARENT));
m_memDC->SetLogicalFunction(wxCOPY);
+ m_memDC->Clear();
+
+ // fill the background with the background bitmap
if(m_BGbitmap)
{
CoordType
m_memDC->DrawBitmap(*m_BGbitmap, x, y);
m_memDC->SetBackgroundMode(wxTRANSPARENT);
}
- else
+
+ // This is the important bit: we tell the list to draw itself
+#if WXLO_DEBUG_URECT
+ if(updateRect)
{
- m_memDC->SetBackgroundMode(wxSOLID);
- m_memDC->DrawRectangle(0,0,x1, y1);
+ WXLO_DEBUG(("Update rect: %ld,%ld / %ld,%ld",
+ updateRect->x, updateRect->y,
+ updateRect->x+updateRect->width,
+ updateRect->y+updateRect->height));
}
+#endif
-
- /* This is the important bit: we tell the list to draw itself: */
- wxLogDebug("Update rect: %ld,%ld / %ld,%ld",
- updateRect->x, updateRect->y, updateRect->x+updateRect->width, updateRect->y+updateRect->height);
-
+ // 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 != 0)
+ {
+ m_llist->UpdateCursorScreenPos(dc, true, offset);
+ m_llist->DrawCursor(*m_memDC,
+ m_HaveFocus && IsEditable(), // draw a thick
+ // cursor for editable windows with focus
+ offset);
+ }
+
// Now copy everything to the screen:
#if 0
- //FIXME:
- // 1. the update region as calculated by the list is wrong
- // 2. we get wrong values here
- // 3. how about the offset?
+ // 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)
{
- wxLogDebug("UpdateRegion: %ld,%ld, %ld,%ld",
- ri.GetX(),ri.GetY(),ri.GetW(),ri.GetH());
+ 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++;
// y1 += WXLO_YOFFSET; //FIXME might not be needed
dc.Blit(x0,y0,x1,y1,m_memDC,0,0,wxCOPY,FALSE);
}
- //FIXME: we need to make sure we blit draw the cursor!
- // How about drawing it directly to the screen?
- if(IsEditable())
- //m_llist->DrawCursor(*m_memDC,m_HaveFocus,offset);
- m_llist->DrawCursor(dc,m_HaveFocus, wxPoint(WXLO_XOFFSET,WXLO_YOFFSET)); //direct to screen
+
+#ifdef WXLAYOUT_USE_CARET
+ // show the caret back after everything is redrawn
+ m_caret->Show();
+#endif // WXLAYOUT_USE_CARET
ResetDirty();
m_ScrollToCursor = false;
- m_llist->InvalidateUpdateRect();
+
+ 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);
+ }
+ }
}
-// change the range and position of scroll bars
+// change the range and position of scrollbars
void
wxLayoutWindow::ResizeScrollbars(bool exact)
{
wxPoint max = m_llist->GetSize();
-
- if(max.x > m_maxx || max.y > m_maxy
- || max.x > m_maxx-WXLO_ROFFSET || max.y > m_maxy-WXLO_BOFFSET
- || exact)
+
+ WXLO_DEBUG(("ResizeScrollbars: max size = (%ld, %ld)",
+ (long int)max.x, (long int) max.y));
+
+ if( max.x > m_maxx - WXLO_ROFFSET || max.y > m_maxy - WXLO_BOFFSET || exact )
{
- if(! exact)
+ if ( !exact )
{
// add an extra bit to the sizes to avoid future updates
- max.x = max.x+WXLO_ROFFSET;
- max.y = max.y+WXLO_BOFFSET;
+ max.x += WXLO_ROFFSET;
+ max.y += WXLO_BOFFSET;
}
+
ViewStart(&m_ViewStartX, &m_ViewStartY);
- SetScrollbars(10, 20, max.x/10+1,max.y/20+1,m_ViewStartX,m_ViewStartY,true);
- m_maxx = max.x; m_maxy = max.y;
+ SetScrollbars(X_SCROLL_PAGE, Y_SCROLL_PAGE,
+ max.x / X_SCROLL_PAGE + 1, max.y / Y_SCROLL_PAGE + 1,
+ m_ViewStartX, m_ViewStartY,
+ true);
+
+ m_maxx = max.x + X_SCROLL_PAGE;
+ m_maxy = max.y + Y_SCROLL_PAGE;
}
}
void
wxLayoutWindow::Paste(void)
{
- wxString text;
// Read some text
if (wxTheClipboard->Open())
{
- wxTextDataObject data;
- if (wxTheClipboard->IsSupported( data.GetFormat() ))
+#if wxUSE_PRIVATE_CLIPBOARD_FORMAT
+ wxLayoutDataObject wxldo;
+ if (wxTheClipboard->IsSupported( wxldo.GetFormat() ))
+ {
+ wxTheClipboard->GetData(&wxldo);
+ {
+ }
+ //FIXME: missing functionality m_llist->Insert(wxldo.GetList());
+ }
+ else
+#endif
{
- wxTheClipboard->GetData(&data);
- text += data.GetText();
- }
+ wxTextDataObject data;
+ if (wxTheClipboard->IsSupported( data.GetFormat() ))
+ {
+ wxTheClipboard->GetData(&data);
+ wxString text = data.GetText();
+ wxLayoutImportText( m_llist, text);
+ }
+ }
wxTheClipboard->Close();
}
+
#if 0
- /* Unfortunately, this little hack doesn't work. So I'll go back to
- pure X11. */
+ /* My attempt to get the primary selection, but it does not
+ work. :-( */
if(text.Length() == 0)
{
wxTextCtrl tmp_tctrl(this,-1);
text += tmp_tctrl.GetValue();
}
#endif
- wxLayoutImportText( m_llist, text);
}
+bool
+wxLayoutWindow::Copy(bool invalidate)
+{
+ // 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;
+ wxLayoutList *llist = m_llist->GetSelection(&wldo, invalidate);
+ if(! llist)
+ return FALSE;
+ // Export selection as text:
+ wxString text;
+ wxLayoutExportObject *export;
+ wxLayoutExportStatus status(llist);
+ while((export = wxLayoutExport( &status, WXLO_EXPORT_AS_TEXT)) != NULL)
+ {
+ if(export->type == WXLO_EXPORT_TEXT)
+ text << *(export->content.text);
+ delete export;
+ }
+ 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 (wxTheClipboard->Open())
+ {
+ wxTextDataObject *data = new wxTextDataObject( text );
+ bool rc = wxTheClipboard->SetData( data );
+#if wxUSE_PRIVATE_CLIPBOARD_FORMAT
+ rc |= wxTheClipboard->AddData( &wldo );
+#endif
+ wxTheClipboard->Close();
+ return rc;
+ }
+
+ return FALSE;
+}
+
+bool
+wxLayoutWindow::Cut(void)
+{
+ if(Copy(false)) // do not invalidate selection after copy
+ {
+ m_llist->DeleteSelection();
+ return TRUE;
+ }
+ else
+ return FALSE;
+}
+bool
+wxLayoutWindow::Find(const wxString &needle,
+ wxPoint * fromWhere)
+{
+ wxPoint found;
+
+ if(fromWhere == NULL)
+ found = m_llist->FindText(needle, m_llist->GetCursorPos());
+ else
+ found = m_llist->FindText(needle, *fromWhere);
+ if(found.x != -1)
+ {
+ if(fromWhere)
+ {
+ *fromWhere = found;
+ fromWhere->x ++;
+ }
+ m_llist->MoveCursorTo(found);
+ ScrollToCursor();
+ return true;
+ }
+ return false;
+}
wxMenu *
wxLayoutWindow::MakeFormatMenu()
wxLayoutWindow::OnSetFocus(wxFocusEvent &ev)
{
m_HaveFocus = true;
-//FIXME DoPaint(); // to repaint the cursor
+ ev.Skip();
}
void
wxLayoutWindow::OnKillFocus(wxFocusEvent &ev)
{
m_HaveFocus = false;
-//FIXME DoPaint(); // to repaint the cursor
+ ev.Skip();
}
projects / wxWidgets.git / blobdiff