X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a2c5528a9e3b7ea0f5a40dfa21f60606e7e8b543..80d2803f703d1b238f42725504f08266ef02defe:/samples/richedit/wxlwindow.cpp diff --git a/samples/richedit/wxlwindow.cpp b/samples/richedit/wxlwindow.cpp index 8100eb69fe..125790f178 100644 --- 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) 1998, 1999 by Karsten Ballüder (Ballueder@usa.net) * + * (C) 1998-2000 by Karsten Ballüder (ballueder@gmx.net) * * * * $Id$ *******************************************************************/ @@ -34,6 +34,9 @@ # endif // USE_PCH # include "gui/wxlwindow.h" # include "gui/wxlparser.h" + +# include "MDialogs.h" +# include "strutil.h" #else # ifdef __WXMSW__ # include @@ -53,16 +56,24 @@ #include + // ---------------------------------------------------------------------------- // macros // ---------------------------------------------------------------------------- -#ifdef WXLAYOUT_DEBUG +#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 // ---------------------------------------------------------------------------- @@ -75,10 +86,16 @@ #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 // ---------------------------------------------------------------------------- @@ -105,6 +122,8 @@ BEGIN_EVENT_TABLE(wxLayoutWindow,wxScrolledWindow) EVT_SET_FOCUS(wxLayoutWindow::OnSetFocus) EVT_KILL_FOCUS(wxLayoutWindow::OnKillFocus) + +// EVT_IDLE(wxLayoutWindow::ResizeScrollbars) END_EVENT_TABLE() // ---------------------------------------------------------------------------- @@ -119,7 +138,7 @@ static bool IsDirectionKey(long keyCode); // ============================================================================ #ifndef wxWANTS_CHARS - #define wxWANTS_CHARS 0 +# define wxWANTS_CHARS 0 #endif // ---------------------------------------------------------------------------- @@ -146,6 +165,10 @@ wxLayoutWindow::wxLayoutWindow(wxWindow *parent) m_llist = new wxLayoutList(); m_BGbitmap = NULL; m_ScrollToCursor = false; +#ifndef __WXMSW__ + m_FocusFollowMode = false; +#endif + SetWordWrap(false); SetWrapMargin(0); // no scrollbars initially @@ -194,8 +217,7 @@ wxLayoutWindow::Clear(int family, wxScrolledWindow::Clear(); ResizeScrollbars(true); SetDirty(); - SetModified(false); - + SetModified(FALSE); if ( m_Editable ) m_CursorVisibility = 1; @@ -204,15 +226,12 @@ wxLayoutWindow::Clear(int family, GetCaret()->Show(); #endif // WXLAYOUT_USE_CARET - DoPaint((wxRect *)NULL); + RequestUpdate((wxRect *)NULL); } void wxLayoutWindow::Refresh(bool eraseBackground, const wxRect *rect) { wxScrolledWindow::Refresh(eraseBackground, rect); - - ResizeScrollbars(); -//FIXME is this needed? It causes problems... ScrollToCursor(); } void @@ -220,15 +239,13 @@ wxLayoutWindow::OnMouse(int eventId, wxMouseEvent& event) { wxClientDC dc( this ); PrepareDC( dc ); -#ifdef __WXMSW__ - if ( eventId != WXLOWIN_MENU_MOUSEMOVE ) + if ( (eventId != WXLOWIN_MENU_MOUSEMOVE +#ifndef __WXMSW__ + || m_FocusFollowMode #endif - { - // moving the mouse in a window shouldn't give it the focus! - // Oh yes! wxGTK's focus handling is so broken, that this is the - // only sensible way to go. + ) && (wxWindow::FindFocus() != this) + ) SetFocus(); - } wxPoint findPos; findPos.x = dc.DeviceToLogicalX(event.GetX()); @@ -238,12 +255,43 @@ wxLayoutWindow::OnMouse(int eventId, wxMouseEvent& event) findPos.y -= WXLO_YOFFSET; if(findPos.x < 0) - findPos.x = 0; + findPos.x = 0; if(findPos.y < 0) - 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, @@ -253,141 +301,134 @@ wxLayoutWindow::OnMouse(int eventId, wxMouseEvent& event) // has the mouse only been moved? switch ( eventId ) { - case WXLOWIN_MENU_MOUSEMOVE: + 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) + { + if(!m_HandCursor) + SetCursor(wxCURSOR_HAND); + m_HandCursor = TRUE; + if(m_StatusBar && m_StatusFieldLabel != -1) { - // 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()) { - 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); - s_hasPutMessageInStatusBar = true; - } - } - } - else - { - if(m_HandCursor) - SetCursor(wxCURSOR_IBEAM); - m_HandCursor = FALSE; - if( m_StatusBar && m_StatusFieldLabel != -1 && - s_hasPutMessageInStatusBar ) - { - m_StatusBar->SetStatusText("", m_StatusFieldLabel); - } + m_StatusBar->SetStatusText(label, + m_StatusFieldLabel); + s_hasPutMessageInStatusBar = true; } } - - // selecting? - if ( event.LeftIsDown() ) + } + else + { + if(m_HandCursor) + SetCursor(wxCURSOR_IBEAM); + m_HandCursor = FALSE; + if( m_StatusBar && m_StatusFieldLabel != -1 && + s_hasPutMessageInStatusBar ) { - // 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); - DoPaint(); // TODO: we don't have to redraw everything! - } + m_StatusBar->SetStatusText("", m_StatusFieldLabel); } + } + } - if ( u ) - { - u->DecRef(); - u = NULL; - } - break; + // 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! + } + } - case WXLOWIN_MENU_LDOWN: - { - // always move cursor to mouse click: -// if ( obj ) - { - // we have found the real position - m_llist->MoveCursorTo(cursorPos); - } -// else -// { -// // click beyond the end of the text -// m_llist->MoveCursorToEnd(); -// } - - // clicking a mouse removes the selection - if ( m_llist->HasSelection() ) - { - m_llist->DiscardSelection(); - m_Selecting = false; - 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); - - if(m_CursorVisibility == -1) - m_CursorVisibility = 1; + 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; + ViewStart(&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(); + 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); - } + if(m_CursorVisibility) + { + // draw a thick cursor for editable windows with focus + m_llist->DrawCursor(dc, m_HaveFocus && IsEditable(), offset); + } #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; + // start selection + m_llist->StartSelection(wxPoint(-1, -1), m_ClickPosition); + m_Selecting = true; + } + break; - case WXLOWIN_MENU_LUP: - if ( m_Selecting ) - { - m_llist->EndSelection(); - m_Selecting = false; + 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; - DoPaint(); // TODO: we don't have to redraw everything! - } - break; + RequestUpdate(); // TODO: we don't have to redraw everything! + } + break; - case WXLOWIN_MENU_MDOWN: - Paste(TRUE); - 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; - DoPaint(); // TODO: we don't have to redraw everything! - 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? @@ -440,6 +481,7 @@ wxLayoutWindow::OnChar(wxKeyEvent& event) { m_Selecting = false; m_llist->EndSelection(); + m_llist->DiscardSelection(); //FIXME: correct? } // If we deleted the selection here, we must not execute the @@ -447,6 +489,7 @@ wxLayoutWindow::OnChar(wxKeyEvent& event) bool deletedSelection = false; // pressing any non-arrow key optionally replaces the selection: if(m_AutoDeleteSelection + && IsEditable() && !m_Selecting && m_llist->HasSelection() && ! IsDirectionKey(keyCode) @@ -455,28 +498,25 @@ wxLayoutWindow::OnChar(wxKeyEvent& event) { m_llist->DeleteSelection(); deletedSelection = true; + SetDirty(); } // + starts selection if ( IsDirectionKey(keyCode) ) { - if ( m_Selecting ) + // just continue the old selection + if ( m_Selecting && event.ShiftDown() ) + m_llist->ContinueSelection(); + else { - // just continue the old selection + m_llist->DiscardSelection(); + m_Selecting = false; if( event.ShiftDown() ) - m_llist->ContinueSelection(); - else { - m_llist->DiscardSelection(); - m_Selecting = false; + m_Selecting = true; + m_llist->StartSelection(); } } - else if( event.ShiftDown() ) - { - m_Selecting = true; - m_llist->StartSelection(); - } - } // If needed, make cursor visible: @@ -526,53 +566,105 @@ wxLayoutWindow::OnChar(wxKeyEvent& event) 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(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); + 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; + 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: @@ -583,9 +675,11 @@ wxLayoutWindow::OnChar(wxKeyEvent& event) case WXK_DELETE: case 'd': m_llist->DeleteWord(); + SetDirty(); break; default: - ; + // we don't handle it, maybe an accelerator? + event.Skip(); } } // no control keys: @@ -602,46 +696,65 @@ wxLayoutWindow::OnChar(wxKeyEvent& event) 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_WrapMargin > 0) + 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; + // 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)); + 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)) + 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 + // 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 ) @@ -649,14 +762,9 @@ wxLayoutWindow::OnChar(wxKeyEvent& event) // 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 @@ -675,8 +783,12 @@ wxLayoutWindow::OnKeyUp(wxKeyEvent& event) 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()); + + + ResizeScrollbars(); int x0,y0,x1,y1, dx, dy; @@ -690,13 +802,10 @@ wxLayoutWindow::ScrollToCursor(void) // Get the size of the visible window: GetClientSize(&x1, &y1); - // update the cursor screen position - m_llist->Layout(dc); - // 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()); @@ -716,13 +825,13 @@ wxLayoutWindow::ScrollToCursor(void) 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); - // avoid recursion m_ScrollToCursor = false; + RequestUpdate(); } } @@ -734,7 +843,7 @@ wxLayoutWindow::OnPaint( wxPaintEvent &WXUNUSED(event)) } void -wxLayoutWindow::DoPaint(const wxRect *updateRect) +wxLayoutWindow::RequestUpdate(const wxRect *updateRect) { #ifdef __WXGTK__ // Calling Refresh() causes bad flicker under wxGTK!!! @@ -750,6 +859,7 @@ wxLayoutWindow::DoPaint(const wxRect *updateRect) void wxLayoutWindow::InternalPaint(const wxRect *updateRect) { + wxPaintDC dc( this ); PrepareDC( dc ); @@ -777,12 +887,10 @@ wxLayoutWindow::InternalPaint(const wxRect *updateRect) updateRect->x+updateRect->width, updateRect->y+updateRect->height)); } - if(IsDirty()) - { - m_llist->Layout(dc); - 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) @@ -803,7 +911,8 @@ wxLayoutWindow::InternalPaint(const wxRect *updateRect) 0,wxTRANSPARENT)); m_memDC->SetLogicalFunction(wxCOPY); m_memDC->Clear(); - + WXLO_TIMER_STOP(TmpTimer); + // fill the background with the background bitmap if(m_BGbitmap) { @@ -838,7 +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(); - if(m_CursorVisibility != 0) + if(m_CursorVisibility == 1) { // draw a thick cursor for editable windows with focus m_llist->DrawCursor(*m_memDC, @@ -846,6 +955,7 @@ wxLayoutWindow::InternalPaint(const wxRect *updateRect) 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 @@ -871,6 +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); } + WXLO_TIMER_STOP(BlitTimer); + #ifdef WXLAYOUT_USE_CARET // show the caret back after everything is redrawn @@ -878,7 +990,6 @@ wxLayoutWindow::InternalPaint(const wxRect *updateRect) #endif // WXLAYOUT_USE_CARET ResetDirty(); - m_ScrollToCursor = false; if ( m_StatusBar && m_StatusFieldCursor != -1 ) { @@ -896,23 +1007,46 @@ wxLayoutWindow::InternalPaint(const wxRect *updateRect) m_StatusBar->SetStatusText(label, m_StatusFieldCursor); } } + + 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 +/* +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(); @@ -927,7 +1061,11 @@ wxLayoutWindow::ResizeScrollbars(bool exact) // 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 || exact ) + 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 ) @@ -937,90 +1075,107 @@ wxLayoutWindow::ResizeScrollbars(bool exact) 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); - - m_hasHScrollbar = - m_hasVScrollbar = true; - - m_maxx = max.x + X_SCROLL_PAGE; - m_maxy = max.y + Y_SCROLL_PAGE; - } -#if 0 - //FIXME: this code is pretty broken, producing "arithmetic - //exception" crashes (div by 0??) - else - { - // check if the window hasn't become too big, thus making the scrollbars - // unnecessary - if ( !exact ) + bool done = FALSE; + if(max.x < X_SCROLL_PAGE && m_hasHScrollbar) { - // add an extra bit to the sizes to avoid future updates - max.x -= WXLO_ROFFSET; - max.y -= WXLO_BOFFSET; + SetScrollbars(0,-1,0,-1,0,-1,true); + m_hasHScrollbar = FALSE; + done = TRUE; } - - if ( m_hasHScrollbar && (max.x < m_maxx) ) + if(max.y < Y_SCROLL_PAGE && m_hasVScrollbar) { - // remove the horizontal scrollbar - SetScrollbars(0, -1, 0, -1, 0, -1, true); - m_hasHScrollbar = false; + SetScrollbars(-1,0,-1,0,-1,0,true); + m_hasVScrollbar = FALSE; + done = TRUE; } - - if ( m_hasVScrollbar && (max.y < m_maxy) ) + 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) + ) { - // remove the vertical scrollbar - SetScrollbars(-1, 0, -1, 0, -1, 0, true); - m_hasVScrollbar = false; + ViewStart(&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; } -#endif } // ---------------------------------------------------------------------------- +// // clipboard operations // // ---------------------------------------------------------------------------- void -wxLayoutWindow::Paste(bool primary) +wxLayoutWindow::Paste(bool usePrivate, bool primary) { + // this only has an effect under X11: + wxTheClipboard->UsePrimarySelection(primary); // Read some text if (wxTheClipboard->Open()) { -#if __WXGTK__ - if(primary) - wxTheClipboard->UsePrimarySelection(); -#endif -#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(); } } 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: @@ -1030,19 +1185,19 @@ wxLayoutWindow::Copy(bool invalidate) 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; @@ -1056,27 +1211,44 @@ wxLayoutWindow::Copy(bool invalidate) 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 @@ -1089,14 +1261,29 @@ wxLayoutWindow::Cut(void) 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) @@ -1106,11 +1293,21 @@ wxLayoutWindow::Find(const wxString &needle, } 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 // ---------------------------------------------------------------------------- @@ -1154,21 +1351,21 @@ void wxLayoutWindow::OnMenu(wxCommandEvent& event) switch (event.GetId()) { case WXLOWIN_MENU_LARGER: - m_llist->SetFontLarger(); Refresh(FALSE); break; + m_llist->SetFontLarger(); RequestUpdate(); break; case WXLOWIN_MENU_SMALLER: - m_llist->SetFontSmaller(); Refresh(FALSE); break; + m_llist->SetFontSmaller(); RequestUpdate(); break; case WXLOWIN_MENU_UNDERLINE: - m_llist->ToggleFontUnderline(); Refresh(FALSE); break; + m_llist->ToggleFontUnderline(); RequestUpdate(); break; case WXLOWIN_MENU_BOLD: - m_llist->ToggleFontWeight(); Refresh(FALSE); break; + m_llist->ToggleFontWeight(); RequestUpdate(); break; case WXLOWIN_MENU_ITALICS: - m_llist->ToggleFontItalics(); Refresh(FALSE); break; + m_llist->ToggleFontItalics(); RequestUpdate(); break; case WXLOWIN_MENU_ROMAN: - m_llist->SetFontFamily(wxROMAN); Refresh(FALSE); break; + m_llist->SetFontFamily(wxROMAN); RequestUpdate(); break; case WXLOWIN_MENU_TYPEWRITER: - m_llist->SetFontFamily(wxFIXED); Refresh(FALSE); break; + m_llist->SetFontFamily(wxFIXED); RequestUpdate(); break; case WXLOWIN_MENU_SANSSERIF: - m_llist->SetFontFamily(wxSWISS); Refresh(FALSE); break; + m_llist->SetFontFamily(wxSWISS); RequestUpdate(); break; } } @@ -1181,7 +1378,7 @@ wxLayoutWindow::OnSetFocus(wxFocusEvent &ev) { m_HaveFocus = true; ev.Skip(); - Refresh(FALSE); // cursor must change + RequestUpdate(); // cursor must change } void @@ -1189,7 +1386,7 @@ wxLayoutWindow::OnKillFocus(wxFocusEvent &ev) { m_HaveFocus = false; ev.Skip(); - Refresh(FALSE);// cursor must change + RequestUpdate();// cursor must change } // ----------------------------------------------------------------------------