int EBuffer::LineNew() { if (SplitLine(VToR(CP.Row), CP.Col) == 0) return 0; if (!MoveDown()) return 0; if (CP.Col > 0) { if (!MoveLineStart()) return 0; //int Indent = LineIndented(VToR(CP.Row)); if (!LineIndent()) return 0; //if (Indent > 0) // if (InsText(Row, C, Indent, 0) == 0) // return 0; if (BFI(this, BFI_Trim)) if (TrimLine(VToR(CP.Row - 1)) == 0) return 0; } return 1; }
int EList::ExecCommand(int Command, ExState &State) { int W = 1; int H = 1; if (View && View->MView && View->MView->Win) { View->MView->ConQuerySize(&W, &H); H--; } FixPos(); switch (Command) { case ExMoveLeft: return MoveLeft(); case ExMoveRight: return MoveRight(); case ExMoveUp: return MoveUp(); case ExMoveDown: return MoveDown(); case ExMovePageUp: return MovePageUp(); case ExMovePageDown: return MovePageDown(); case ExScrollLeft: return ScrollLeft(8); case ExScrollRight: return ScrollRight(8); case ExMovePageStart: return MovePageStart(); case ExMovePageEnd: return MovePageEnd(); case ExMoveFileStart: return MoveFileStart(); case ExMoveFileEnd: return MoveFileEnd(); case ExMoveLineStart: return MoveLineStart(); case ExMoveLineEnd: return MoveLineEnd(); case ExRescan: RescanList(); return ErOK; case ExActivate: return Activate(); case ExListMark: return Mark(); case ExListUnmark: return Unmark(); case ExListToggleMark: return ToggleMark(); case ExListMarkAll: return MarkAll(); case ExListUnmarkAll: return UnmarkAll(); case ExListToggleMarkAll: return ToggleMarkAll(); } return EModel::ExecCommand(Command, State); }
int EBuffer::MoveBeginLinePageFile() { int L = GetVPort()->TP.Row; if (CP.Col == 0 && CP.Row == L) return MoveFileStart(); else if (CP.Col == 0) return MovePageStart(); else return MoveLineStart(); }
int EBuffer::MoveRight() { if (CursorWithinEOL == 1 && CP.Col == LineLen()) { if (MoveDown()) return MoveLineStart(); else return 0; } SetPos(CP.Col + 1, CP.Row, tmRight); return 1; }
int EBuffer::MoveNext() { if (CP.Col < LineLen()) if (MoveRight()) return 1; if (MoveDown() && MoveLineStart()) return 1; return 0; }
int EBuffer::KillToLineStart() { int Y = VToR(CP.Row); if (DelText(Y, 0, CP.Col) == 0) return 0; if (MoveLineStart() == 0) return 0; return 1; }
int EBuffer::MoveBeginOrNonWhite() { if (CP.Col == 0) return MoveFirstNonWhite(); else return MoveLineStart(); }
int EBuffer::MoveWordOrCapEndNext() { if (MoveWordOrCapEndRight()) return 1; if (MoveDown() && MoveLineStart()) return 1; return 0; }
int32_t CFDE_TxtEdtEngine::MoveCaretPos(FDE_TXTEDTMOVECARET eMoveCaret, FX_BOOL bShift, FX_BOOL bCtrl) { if (IsLocked()) { return 0; } if (m_PagePtrArray.GetSize() <= m_nCaretPage) { return 0; } FX_BOOL bSelChange = FALSE; if (IsSelect()) { ClearSelection(); bSelChange = TRUE; } if (bShift) { if (m_nAnchorPos == -1) { m_nAnchorPos = m_nCaret; } } else { m_nAnchorPos = -1; } FX_BOOL bVertical = m_Param.dwLayoutStyles & FDE_TEXTEDITLAYOUT_DocVertical; switch (eMoveCaret) { case MC_Left: { if (bVertical) { CFX_PointF ptCaret; if (MoveUp(ptCaret)) { UpdateCaretIndex(ptCaret); } } else { FX_BOOL bBefore = TRUE; int32_t nIndex = MoveBackward(bBefore); if (nIndex >= 0) { UpdateCaretRect(nIndex, bBefore); } } } break; case MC_Right: { if (bVertical) { CFX_PointF ptCaret; if (MoveDown(ptCaret)) { UpdateCaretIndex(ptCaret); } } else { FX_BOOL bBefore = TRUE; int32_t nIndex = MoveForward(bBefore); if (nIndex >= 0) { UpdateCaretRect(nIndex, bBefore); } } } break; case MC_Up: { if (bVertical) { FX_BOOL bBefore = TRUE; int32_t nIndex = MoveBackward(bBefore); if (nIndex >= 0) { UpdateCaretRect(nIndex, bBefore); } } else { CFX_PointF ptCaret; if (MoveUp(ptCaret)) { UpdateCaretIndex(ptCaret); } } } break; case MC_Down: { if (bVertical) { FX_BOOL bBefore = TRUE; int32_t nIndex = MoveForward(bBefore); if (nIndex >= 0) { UpdateCaretRect(nIndex, bBefore); } } else { CFX_PointF ptCaret; if (MoveDown(ptCaret)) { UpdateCaretIndex(ptCaret); } } } break; case MC_WordBackward: break; case MC_WordForward: break; case MC_LineStart: MoveLineStart(); break; case MC_LineEnd: MoveLineEnd(); break; case MC_ParagStart: MoveParagStart(); break; case MC_ParagEnd: MoveParagEnd(); break; case MC_PageDown: break; case MC_PageUp: break; case MC_Home: MoveHome(); break; case MC_End: MoveEnd(); break; default: break; } if (bShift && m_nAnchorPos != -1 && (m_nAnchorPos != m_nCaret)) { AddSelRange(std::min(m_nAnchorPos, m_nCaret), FXSYS_abs(m_nAnchorPos - m_nCaret)); m_Param.pEventSink->On_SelChanged(this); } if (bSelChange) { m_Param.pEventSink->On_SelChanged(this); } return m_nCaret; }
// // Process keyboard-navigation keys // LONG TextViewBase::OnKeyDown(UINT nKeyCode, UINT nFlags) { bool fCtrlDown = IsKeyPressed(VK_CONTROL); bool fShiftDown = IsKeyPressed(VK_SHIFT); BOOL fAdvancing = FALSE; long oldCursorOffset = m_nSelectionEnd; // // Process the key-press. Cursor movement is different depending // on if <ctrl> is held down or not, so act accordingly // switch(nKeyCode) { case VK_SHIFT: case VK_CONTROL: return 0; case 'a': case 'A': { if(fCtrlDown) SelectAll(); } return 0; // CTRL+Z undo case 'z': case 'Z': if(fCtrlDown && Undo()) /*NotifyParent(TVN_CHANGED);*/ return 0; // CTRL+Y redo case 'y': case 'Y': if(fCtrlDown && Redo()) //NotifyParent(TVN_CHANGED); return 0; // CTRL+C copy case 'c': case 'C': { //if(fCtrlDown && Redo()) // NotifyParent(TVN_CHANGED); if(fCtrlDown) return OnCopy(); else break; } case 'x': case 'X': { if(fCtrlDown) return OnCut(); else break; } case 'v': case 'V': { if(fCtrlDown) return OnPaste(); else break; } // Change insert mode / clipboard copy&paste case VK_INSERT: if(fCtrlDown) { OnCopy(); NotifyParent(TVN_CHANGED); } else if(fShiftDown) { OnPaste(); NotifyParent(TVN_CHANGED); } else { if(m_nEditMode == MODE_INSERT) m_nEditMode = MODE_OVERWRITE; else if(m_nEditMode == MODE_OVERWRITE) m_nEditMode = MODE_INSERT; NotifyParent(TVN_EDITMODE_CHANGE); } return 0; case VK_DELETE: if(m_nEditMode != MODE_READONLY) { if(fShiftDown) OnCut(); else ForwardDelete(); NotifyParent(TVN_CHANGED); } return 0; case VK_BACK: if(m_nEditMode != MODE_READONLY) { BackDelete(); fAdvancing = FALSE; NotifyParent(TVN_CHANGED); } return 0; case VK_LEFT: if(fCtrlDown) MoveWordPrev(); else MoveCharPrev(); fAdvancing = FALSE; break; case VK_RIGHT: if(fCtrlDown) MoveWordNext(); else MoveCharNext(); fAdvancing = TRUE; break; case VK_UP: if(fCtrlDown) Scroll(0, -1); else MoveLineUp(1); break; case VK_DOWN: if(fCtrlDown) Scroll(0, 1); else MoveLineDown(1); break; case VK_PRIOR: if(!fCtrlDown) MovePageUp(); break; case VK_NEXT: if(!fCtrlDown) MovePageDown(); break; case VK_HOME: if(fCtrlDown) MoveFileStart(); else MoveLineStart(m_nCurrentLine); break; case VK_END: if(fCtrlDown) MoveFileEnd(); else MoveLineEnd(m_nCurrentLine); break; default: return 0; } // Extend selection if <shift> is down if(fShiftDown) { InvalidateRange(m_nSelectionEnd, oldCursorOffset); //m_nSelectionEnd = m_nCursorOffset; } // Otherwise clear the selection else { if(m_nSelectionStart != m_nSelectionEnd) InvalidateRange(m_nSelectionStart, m_nSelectionEnd); //m_nSelectionEnd = m_nCursorOffset; m_nSelectionStart = m_nSelectionEnd; } // update caret-location (xpos, line#) from the offset //UpdateCaretOffset(m_nCursorOffset, fAdvancing, &m_nCaretPosX, &m_nCurrentLine); CHAR_POS cp; FilePosToCharPos(m_nSelectionEnd, &cp); m_nCurrentLine_D = cp.logLine; // maintain the caret 'anchor' position *except* for up/down actions if(nKeyCode != VK_UP && nKeyCode != VK_DOWN) { //m_nAnchorPosX = m_nCaretPosX; // scroll as necessary to keep caret within viewport //ScrollToPosition(m_nCaretPosX, m_nCurrentLine); } else { // scroll as necessary to keep caret within viewport if(!fCtrlDown); //ScrollToPosition(m_nCaretPosX, m_nCurrentLine); } NotifyParent(TVN_CURSOR_CHANGE); return 0; }
BOOL TextViewBase::BackDelete() { ULONG selstart = min(m_nSelectionStart, m_nSelectionEnd); ULONG selend = max(m_nSelectionStart, m_nSelectionEnd); ULONG length = selend - selstart; bool nead_Smeg = false; ULONG line_offset, line_length, line_no; m_pTextDoc->lineinfo_from_offset(selstart, &line_no, &line_offset, &line_length, NULL, NULL); //m_pTextDoc->lineinfo_from_lineno(m_nCurrentLine_D, &line_offset, &line_length, NULL, NULL); // if there's a selection then delete it if(selstart != selend) { if(selstart + length >= line_length + line_offset) { nead_Smeg = true; } m_pTextDoc->erase_text(selstart, selend-selstart); m_nSelectionEnd = selstart; m_pTextDoc->m_seq.breakopt(); } // otherwise do a back-delete else if (m_nSelectionEnd > 0) { //m_nCursorOffset--; ULONG oldpos = m_nSelectionEnd; MoveCharPrev(); length = oldpos - m_nSelectionEnd; if (m_nSelectionEnd < line_offset) { nead_Smeg = true; } m_pTextDoc->erase_text(m_nSelectionEnd, length); } m_nSelectionStart = m_nSelectionEnd; //m_nSelectionEnd = m_nCursorOffset; //FilePosToCharPos(m_nCursorOffset, &m_CurrentCharPos); if(nead_Smeg) { Smeg(FALSE); }else { int old_offset = m_nSelectionEnd; m_pTextDoc->init_linebuffer(); ResetLineCache( m_nCurrentLine_D); //FilePosToCharPos(m_nCursorOffset, &m_CurrentCharPos); MoveLineStart(0, false); InvalidateRange((m_nSelectionEnd ? m_nSelectionEnd - 1 : 0), line_offset + line_length); m_nSelectionEnd = old_offset; RepositionCaret(); } #ifdef _DEBUG wchar_t db_string[200]; wsprintf(db_string, L"m_nSelectionEnd=%d\n", m_nSelectionEnd); OutputDebugString(db_string); #endif return TRUE; }