/*-*- 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 (karsten@phy.hw.ac.uk) *
* *
* $Id$
*******************************************************************/
-// ===========================================================================
+// ============================================================================
// declarations
-// ===========================================================================
+// ============================================================================
// ----------------------------------------------------------------------------
// headers
# pragma implementation "wxlwindow.h"
#endif
-#include "wx/wxprec.h"
+#include <wx/wxprec.h>
#ifdef __BORLANDC__
# pragma hdrstop
# 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>
// macros
// ----------------------------------------------------------------------------
-#ifdef WXLAYOUT_DEBUG
+#ifdef DEBUG
# define WXLO_DEBUG(x) wxLogDebug x
#else
# define WXLO_DEBUG(x)
#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::OnLeftMouseClick)
+
+ 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()
-// ===========================================================================
-// implementation
-// ===========================================================================
+// ----------------------------------------------------------------------------
+// function prototypes
+// ----------------------------------------------------------------------------
-/* 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__
+/// 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
+# define wxWANTS_CHARS 0
#endif
// ----------------------------------------------------------------------------
wxDefaultPosition, wxDefaultSize,
wxHSCROLL | wxVSCROLL |
wxBORDER |
- wxWANTS_CHARS)
+ wxWANTS_CHARS),
+ m_llist(NULL)
{
SetStatusBar(NULL); // don't use statusbar
m_Editable = false;
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
SetWrapMargin(0);
- wxPoint max = m_llist->GetSize();
- 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;
+
+ // no scrollbars initially
+ m_hasHScrollbar =
+ m_hasVScrollbar = false;
+
m_Selecting = false;
#ifdef WXLAYOUT_USE_CARET
wxCaret *caret = new wxCaret(this, 2, 20);
SetCaret(caret);
m_llist->SetCaret(caret);
- caret->Show();
#endif // WXLAYOUT_USE_CARET
- SetCursorVisibility(-1);
+ 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()
{
GetLayoutList()->Clear(family,size,style,weight,underline,fg,bg);
SetBackgroundColour(GetLayoutList()->GetDefaultStyleInfo().GetBGColour());
+ wxScrolledWindow::Clear();
ResizeScrollbars(true);
SetDirty();
- SetModified(false);
- wxScrolledWindow::Clear();
- DoPaint((wxRect *)NULL);
+ 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
{
wxClientDC dc( this );
PrepareDC( dc );
- if ( eventId != WXLOWIN_MENU_MOUSEMOVE )
- {
- // moving the mouse in a window shouldn't give it the focus!
+ if ( eventId != WXLOWIN_MENU_MOUSEMOVE
+#ifndef __WXMSW__
+ || m_FocusFollowMode
+#endif
+ )
SetFocus();
- }
wxPoint findPos;
findPos.x = dc.DeviceToLogicalX(event.GetX());
findPos.x -= WXLO_XOFFSET;
findPos.y -= WXLO_YOFFSET;
- if(findPos.x < 0) findPos.x = 0;
- if(findPos.y < 0) findPos.y = 0;
+ 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;
+ ViewStart(&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?
- if(eventId == WXLOWIN_MENU_MOUSEMOVE)
+ // 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
+ static bool s_hasPutMessageInStatusBar = false;
+
// found is only true if we are really over an object, not just
// behind it
if(found && u && ! m_Selecting)
{
const wxString &label = u->GetLabel();
if(label.Length())
+ {
m_StatusBar->SetStatusText(label,
m_StatusFieldLabel);
+ s_hasPutMessageInStatusBar = true;
+ }
}
}
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)
+ if( m_StatusBar && m_StatusFieldLabel != -1 &&
+ s_hasPutMessageInStatusBar )
{
- 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!
+ m_StatusBar->SetStatusText("", m_StatusFieldLabel);
}
}
- if(m_Selecting && ! event.LeftIsDown())
- {
- m_llist->EndSelection(cursorPos, m_ClickPosition);
- m_Selecting = false;
- DoPaint(); // TODO: we don't have to redraw everything!
- }
+ }
- if ( u )
+ // 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 )
{
- u->DecRef();
- u = NULL;
+ m_llist->ContinueSelection(cursorPos, m_ClickPosition);
+ RequestUpdate(); // TODO: we don't have to redraw everything!
}
}
- else if(eventId == WXLOWIN_MENU_LCLICK)
+
+ if ( u )
+ {
+ u->DecRef();
+ u = NULL;
+ }
+ break;
+
+ case WXLOWIN_MENU_LDOWN:
{
// always move cursor to mouse click:
m_llist->MoveCursorTo(cursorPos);
if ( m_llist->HasSelection() )
{
m_llist->DiscardSelection();
- DoPaint(); // TODO: we don't have to redraw everything!
+ m_Selecting = false;
+ RequestUpdate(); // TODO: we don't have to redraw everything!
}
-
+
// Calculate where the top of the visible area is:
int x0, y0;
ViewStart(&x0,&y0);
if(m_CursorVisibility == -1)
m_CursorVisibility = 1;
+#ifdef WXLAYOUT_USE_CARET
+ if ( m_CursorVisibility == 1 )
+ GetCaret()->Show();
+#endif // WXLAYOUT_USE_CARET
- if(m_CursorVisibility != 0)
+ if(m_CursorVisibility)
{
- // draw a thick cursor for editable windows with focus
+ // draw a thick cursor for editable windows with focus
m_llist->DrawCursor(dc, m_HaveFocus && IsEditable(), offset);
}
- // 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
+ 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( u )
- u->DecRef();
+ if( u ) u->DecRef();
}
-/*
- * Some simple keyboard handling.
- */
+// ----------------------------------------------------------------------------
+// keyboard handling.
+// ----------------------------------------------------------------------------
+
void
wxLayoutWindow::OnChar(wxKeyEvent& event)
{
int keyCode = event.KeyCode();
+ bool ctrlDown = event.ControlDown();
#ifdef WXLAYOUT_DEBUG
if(keyCode == WXK_F1)
}
#endif
- if(! m_Selecting && event.ShiftDown())
+ // 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
+ && !m_Selecting
+ && m_llist->HasSelection()
+ && ! IsDirectionKey(keyCode)
+ && ! (event.AltDown() || ctrlDown)
+ )
+ {
+ m_llist->DeleteSelection();
+ deletedSelection = true;
+ SetDirty();
+ }
+
+ // <Shift>+<arrow> starts selection
+ if ( IsDirectionKey(keyCode) )
{
- switch(keyCode)
+ // just continue the old selection
+ if ( m_Selecting && event.ShiftDown() )
+ m_llist->ContinueSelection();
+ else
{
- 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:
- ;
+ 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;
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)
{
case WXK_RIGHT:
break;
case WXK_END:
if ( ctrlDown )
- m_llist->MoveCursorTo(m_llist->GetSize());
+ m_llist->MoveCursorToEnd();
else
m_llist->MoveCursorToEndOfLine();
break;
-
default:
- if(keyCode == 'c' && ctrlDown)
- {
- // this should work even in read-only mode
- Copy();
- }
+
+ if(ctrlDown && ! IsEditable())
+ switch(keyCode)
+ {
+ case 'c':
+ // this should work even in read-only mode
+ Copy(TRUE, TRUE);
+ break;
+ case 's': // search
+ Find("");
+ 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(event.ControlDown() && ! event.AltDown())
+ 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':
- m_llist->Delete(1);
+ 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);
+ if(m_llist->MoveCursorHorizontally(-1))
+ {
+ m_llist->Delete(1);
+ SetDirty();
+ }
+ break;
+ case 's': // search
+ Find("");
+ 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();
+ Paste( TRUE );
break;
case 'x':
Cut();
break;
#endif
default:
- ;
+ // we don't handle it, maybe an accelerator?
+ event.Skip();
}
}
// ALT only:
case WXK_DELETE:
case 'd':
m_llist->DeleteWord();
+ SetDirty();
break;
default:
- ;
+ // we don't handle it, maybe an accelerator?
+ event.Skip();
}
}
// no control keys:
if(event.ShiftDown())
Cut();
else
- m_llist->Delete(1);
+ if(! deletedSelection)
+ {
+ m_llist->Delete(1);
+ SetDirty();
+ }
break;
case WXK_BACK: // backspace
- if(m_llist->MoveCursorHorizontally(-1)) m_llist->Delete(1);
+ if(! deletedSelection)
+ if(m_llist->MoveCursorHorizontally(-1))
+ {
+ m_llist->Delete(1);
+ SetDirty();
+ }
break;
case WXK_RETURN:
if(m_WrapMargin > 0)
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() || event.MetaDown()))
+ if((!(event.ControlDown() || event.AltDown()
+ ))
&& (keyCode < 256 && keyCode >= 32)
)
{
if(m_WrapMargin > 0 && isspace(keyCode))
- m_llist->WrapLine(m_WrapMargin);
- m_llist->Insert((char)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);
+ SetDirty();
}
+ else
+ // we don't handle it, maybe an accelerator?
+ event.Skip();
break;
}
}
- SetDirty();
- SetModified();
}// if(IsEditable())
+ else
+ // we don't handle it, maybe an accelerator?
+ event.Skip();
}// first switch()
- if(m_Selecting)
+
+ if ( m_Selecting )
{
- if(event.ShiftDown())
- m_llist->ContinueSelection();
- else
- {
- m_llist->EndSelection();
- m_Selecting = false;
- }
+ // continue selection to the current (new) cursor position
+ m_llist->ContinueSelection();
}
-
- // 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());
+ RequestUpdate(m_llist->GetUpdateRect());
}
void
wxLayoutWindow::OnKeyUp(wxKeyEvent& event)
{
- if(event.KeyCode() == WXK_SHIFT && m_llist->IsSelecting())
+ if ( event.KeyCode() == WXK_SHIFT && m_Selecting )
{
m_llist->EndSelection();
m_Selecting = false;
}
+
event.Skip();
}
void
wxLayoutWindow::ScrollToCursor(void)
{
- wxClientDC dc( this );
- PrepareDC( dc );
+ //is always needed to make sure we know where the cursor is
+ //if(IsDirty())
+ RequestUpdate(m_llist->GetUpdateRect());
int x0,y0,x1,y1, dx, 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
+ 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(dc);
+ wxPoint cc = m_llist->GetCursorScreenPos();
// the cursor should be completely visible in both directions
wxPoint cs(m_llist->GetCursorSize());
{
// 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::DoPaint(const wxRect *updateRect)
+wxLayoutWindow::RequestUpdate(const wxRect *updateRect)
{
- // Causes bad flicker under wxGTK!!!
#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);
-
- if ( !::UpdateWindow(GetHwnd()) )
- wxLogLastError("UpdateWindow");
#endif
}
updateRect->x+updateRect->width,
updateRect->y+updateRect->height));
}
- if(IsDirty())
- {
- m_llist->Layout(dc);
- ResizeScrollbars();
- }
+
+ ResizeScrollbars();
+
+
/* 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)
}
m_memDC->SetDeviceOrigin(0,0);
- m_memDC->SetBrush(wxBrush(m_llist->GetDefaultStyleInfo().GetBGColour(),wxSOLID));
+ m_memDC->SetBackground(wxBrush(m_llist->GetDefaultStyleInfo().GetBGColour(),wxSOLID));
m_memDC->SetPen(wxPen(m_llist->GetDefaultStyleInfo().GetBGColour(),
0,wxTRANSPARENT));
m_memDC->SetLogicalFunction(wxCOPY);
#ifdef WXLAYOUT_USE_CARET
// show the caret back after everything is redrawn
- m_caret->Show();
+ GetCaret()->Show();
#endif // WXLAYOUT_USE_CARET
ResetDirty();
- m_ScrollToCursor = false;
if ( m_StatusBar && m_StatusFieldCursor != -1 )
{
}
}
-// change the range and position of scrollbars
+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)
{
+
+ if(! IsDirty())
+ return;
+
+ wxClientDC dc( this );
+ PrepareDC( dc );
+// m_llist->ForceTotalLayout();
+ m_llist->Layout(dc);
+ ResetDirty();
+
wxPoint max = m_llist->GetSize();
+ wxSize size = GetClientSize();
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 )
+ // 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.y += WXLO_BOFFSET;
}
- ViewStart(&m_ViewStartX, &m_ViewStartY);
- SetScrollbars(X_SCROLL_PAGE, Y_SCROLL_PAGE,
- max.x / X_SCROLL_PAGE + 1, max.y / Y_SCROLL_PAGE + 1,
- m_ViewStartX, m_ViewStartY,
- true);
+ bool done = FALSE;
+ if(max.x < X_SCROLL_PAGE)
+ {
+ SetScrollbars(0,-1,0,-1,0,-1,true);
+ m_hasHScrollbar = FALSE;
+ done = TRUE;
+ }
+ if(max.y < Y_SCROLL_PAGE)
+ {
+ SetScrollbars(-1,0,-1,0,-1,0,true);
+ m_hasVScrollbar = FALSE;
+ done = TRUE;
+ }
+ if(! done)
+ {
+ ViewStart(&m_ViewStartX, &m_ViewStartY);
+ 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_hasHScrollbar =
+ m_hasVScrollbar = true;
+ }
m_maxx = max.x + X_SCROLL_PAGE;
m_maxy = max.y + Y_SCROLL_PAGE;
}
}
+// ----------------------------------------------------------------------------
+//
+// clipboard operations
+//
+// ----------------------------------------------------------------------------
+
void
-wxLayoutWindow::Paste(void)
+wxLayoutWindow::Paste(bool usePrivate, bool primary)
{
+ // this only has an effect under X11:
+ wxTheClipboard->UsePrimarySelection(primary);
// Read some text
if (wxTheClipboard->Open())
{
-#if wxUSE_PRIVATE_CLIPBOARD_FORMAT
- wxLayoutDataObject wxldo;
- if (wxTheClipboard->IsSupported( wxldo.GetFormat() ))
+ if(usePrivate)
{
- wxTheClipboard->GetData(&wxldo);
+ wxLayoutDataObject wxldo;
+ if (wxTheClipboard->IsSupported( wxldo.GetFormat() ))
{
+ if(wxTheClipboard->GetData(wxldo))
+ {
+ wxTheClipboard->Close();
+ wxString str = wxldo.GetLayoutData();
+ m_llist->Read(str);
+ SetDirty();
+ RequestUpdate();
+ return;
+ }
}
- //FIXME: missing functionality m_llist->Insert(wxldo.GetList());
}
- else
-#endif
+ 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() ))
+ if (wxTheClipboard->IsSupported( data.GetFormat() )
+ && wxTheClipboard->GetData(data) )
{
- wxTheClipboard->GetData(&data);
wxString text = data.GetText();
wxLayoutImportText( m_llist, text);
+ SetDirty();
+ RequestUpdate();
}
+ wxTheClipboard->Close();
}
- wxTheClipboard->Close();
}
-
-#if 0
- /* My attempt to get the primary selection, but it does not
- work. :-( */
- if(text.Length() == 0)
- {
- wxTextCtrl tmp_tctrl(this,-1);
- tmp_tctrl.Paste();
- text += tmp_tctrl.GetValue();
- }
-#endif
}
bool
-wxLayoutWindow::Copy(bool invalidate)
+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:
m_llist->EndSelection();
}
- wxLayoutDataObject wldo;
- wxLayoutList *llist = m_llist->GetSelection(&wldo, invalidate);
+ wxLayoutDataObject *wldo = new wxLayoutDataObject;
+ wxLayoutList *llist = m_llist->GetSelection(wldo, invalidate);
if(! llist)
return FALSE;
// Export selection as text:
wxString text;
- wxLayoutExportObject *export;
+ wxLayoutExportObject *exp;
wxLayoutExportStatus status(llist);
- while((export = wxLayoutExport( &status, WXLO_EXPORT_AS_TEXT)) != NULL)
+ while((exp = wxLayoutExport( &status, WXLO_EXPORT_AS_TEXT)) != NULL)
{
- if(export->type == WXLO_EXPORT_TEXT)
- text << *(export->content.text);
- delete export;
+ if(exp->type == WXLO_EXPORT_TEXT)
+ text << *(exp->content.text);
+ delete exp;
}
delete llist;
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 wxUSE_PRIVATE_CLIPBOARD_FORMAT
- rc |= wxTheClipboard->AddData( &wldo );
-#endif
+ bool rc;
+
+ rc = wxTheClipboard->SetData( data );
+ if(privateFormat)
+ rc |= wxTheClipboard->SetData( wldo );
wxTheClipboard->Close();
return rc;
}
-
+ else
+ delete wldo;
+
return FALSE;
}
bool
-wxLayoutWindow::Cut(void)
+wxLayoutWindow::Cut(bool privateFormat, bool usePrimary)
{
- if(Copy(false)) // do not invalidate selection after copy
+ if(Copy(false, privateFormat, usePrimary)) // do not invalidate selection after copy
{
m_llist->DeleteSelection();
+ SetDirty();
return TRUE;
}
else
return FALSE;
}
+
+// ----------------------------------------------------------------------------
+// searching
+// ----------------------------------------------------------------------------
+
bool
wxLayoutWindow::Find(const wxString &needle,
- wxPoint * fromWhere)
+ wxPoint * fromWhere,
+ const wxString &configPath)
{
+#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(needle, m_llist->GetCursorPos());
+ found = m_llist->FindText(m_FindString, m_llist->GetCursorPos());
else
- found = m_llist->FindText(needle, *fromWhere);
+ found = m_llist->FindText(m_FindString, *fromWhere);
if(found.x != -1)
{
if(fromWhere)
}
m_llist->MoveCursorTo(found);
ScrollToCursor();
+ RequestUpdate();
return true;
}
+#endif
return false;
}
+
+bool
+wxLayoutWindow::FindAgain(void)
+{
+ bool rc = Find(m_FindString);
+ return rc;
+}
+
+// ----------------------------------------------------------------------------
+// popup menu stuff
+// ----------------------------------------------------------------------------
+
wxMenu *
wxLayoutWindow::MakeFormatMenu()
{
m->Append(WXLOWIN_MENU_LARGER ,_("&Larger"),_("Switch to larger font."), false);
m->Append(WXLOWIN_MENU_SMALLER ,_("&Smaller"),_("Switch to smaller font."), false);
m->AppendSeparator();
- m->Append(WXLOWIN_MENU_UNDERLINE_ON, _("&Underline on"),_("Activate underline mode."), false);
- m->Append(WXLOWIN_MENU_UNDERLINE_OFF,_("&Underline off"),_("Deactivate underline mode."), false);
- m->Append(WXLOWIN_MENU_BOLD_ON ,_("&Bold on"),_("Activate bold mode."), false);
- m->Append(WXLOWIN_MENU_BOLD_OFF ,_("&Bold off"),_("Deactivate bold mode."), false);
- m->Append(WXLOWIN_MENU_ITALICS_ON ,_("&Italics on"),_("Activate italics mode."), false);
- m->Append(WXLOWIN_MENU_ITALICS_OFF ,_("&Italics off"),_("Deactivate italics mode."), false);
+ m->Append(WXLOWIN_MENU_UNDERLINE, _("&Underline"),_("Underline mode."), true);
+ m->Append(WXLOWIN_MENU_BOLD, _("&Bold"),_("Bold mode."), true);
+ m->Append(WXLOWIN_MENU_ITALICS, _("&Italics"),_("Italics mode."), true);
m->AppendSeparator();
m->Append(WXLOWIN_MENU_ROMAN ,_("&Roman"),_("Switch to roman font."), false);
m->Append(WXLOWIN_MENU_TYPEWRITER,_("&Typewriter"),_("Switch to typewriter font."), false);
m->Append(WXLOWIN_MENU_SANSSERIF ,_("&Sans Serif"),_("Switch to sans serif font."), false);
+
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(); break;
+ m_llist->SetFontLarger(); RequestUpdate(); break;
case WXLOWIN_MENU_SMALLER:
- m_llist->SetFontSmaller(); break;
- case WXLOWIN_MENU_UNDERLINE_ON:
- m_llist->SetFontUnderline(true); break;
- case WXLOWIN_MENU_UNDERLINE_OFF:
- m_llist->SetFontUnderline(false); break;
- case WXLOWIN_MENU_BOLD_ON:
- m_llist->SetFontWeight(wxBOLD); break;
- case WXLOWIN_MENU_BOLD_OFF:
- m_llist->SetFontWeight(wxNORMAL); break;
- case WXLOWIN_MENU_ITALICS_ON:
- m_llist->SetFontStyle(wxITALIC); break;
- case WXLOWIN_MENU_ITALICS_OFF:
- m_llist->SetFontStyle(wxNORMAL); break;
+ 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); break;
+ m_llist->SetFontFamily(wxROMAN); RequestUpdate(); break;
case WXLOWIN_MENU_TYPEWRITER:
- m_llist->SetFontFamily(wxFIXED); break;
+ m_llist->SetFontFamily(wxFIXED); RequestUpdate(); break;
case WXLOWIN_MENU_SANSSERIF:
- m_llist->SetFontFamily(wxSWISS); break;
+ m_llist->SetFontFamily(wxSWISS); RequestUpdate(); break;
}
}
+// ----------------------------------------------------------------------------
+// focus
+// ----------------------------------------------------------------------------
+
void
wxLayoutWindow::OnSetFocus(wxFocusEvent &ev)
{
m_HaveFocus = true;
ev.Skip();
+ RequestUpdate(); // cursor must change
}
void
{
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;
+ }
}
projects / wxWidgets.git / blobdiff