#include "wx/dcbuffer.h"
#include "wx/arrimpl.cpp"
#include "wx/fontenum.h"
+#include "wx/accel.h"
// DLL options compatibility check:
#include "wx/app.h"
DEFINE_EVENT_TYPE(wxEVT_COMMAND_RICHTEXT_CONTENT_DELETED)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_RICHTEXT_STYLE_CHANGED)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_RICHTEXT_SELECTION_CHANGED)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_RICHTEXT_BUFFER_RESET)
+
+#if wxRICHTEXT_USE_OWN_CARET
+
+/*!
+ * wxRichTextCaret
+ *
+ * This implements a non-flashing cursor in case there
+ * are platform-specific problems with the generic caret.
+ * wxRICHTEXT_USE_OWN_CARET is set in richtextbuffer.h.
+ */
+
+class wxRichTextCaret: public wxCaret
+{
+public:
+ // ctors
+ // -----
+ // default - use Create()
+ wxRichTextCaret() { Init(); }
+ // creates a block caret associated with the given window
+ wxRichTextCaret(wxRichTextCtrl *window, int width, int height)
+ : wxCaret(window, width, height) { Init(); m_richTextCtrl = window; }
+ wxRichTextCaret(wxRichTextCtrl *window, const wxSize& size)
+ : wxCaret(window, size) { Init(); m_richTextCtrl = window; }
+
+ virtual ~wxRichTextCaret();
+
+ // implementation
+ // --------------
+
+ // called by wxWindow (not using the event tables)
+ virtual void OnSetFocus();
+ virtual void OnKillFocus();
+
+ // draw the caret on the given DC
+ void DoDraw(wxDC *dc);
+
+ // get the visible count
+ int GetVisibleCount() const { return m_countVisible; }
+
+ // delay repositioning
+ bool GetNeedsUpdate() const { return m_needsUpdate; }
+ void SetNeedsUpdate(bool needsUpdate = true ) { m_needsUpdate = needsUpdate; }
+
+protected:
+ virtual void DoShow();
+ virtual void DoHide();
+ virtual void DoMove();
+ virtual void DoSize();
+
+ // refresh the caret
+ void Refresh();
+
+private:
+ void Init();
+
+ int m_xOld,
+ m_yOld;
+ bool m_hasFocus; // true => our window has focus
+ bool m_needsUpdate; // must be repositioned
+
+ wxRichTextCtrl* m_richTextCtrl;
+};
+#endif
IMPLEMENT_CLASS( wxRichTextCtrl, wxControl )
SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
}
- GetBuffer().Reset();
- GetBuffer().SetRichTextCtrl(this);
-
- SetCaret(new wxCaret(this, wxRICHTEXT_DEFAULT_CARET_WIDTH, 16));
- GetCaret()->Show();
-
if (style & wxTE_READONLY)
SetEditable(false);
attributes.SetLineSpacing(10);
attributes.SetParagraphSpacingAfter(10);
attributes.SetParagraphSpacingBefore(0);
- attributes.SetTextEffects(0);
- attributes.SetTextEffectFlags(wxTEXT_ATTR_EFFECT_STRIKETHROUGH|wxTEXT_ATTR_EFFECT_CAPITALS);
SetBasicStyle(attributes);
SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW));
SetBackgroundStyle(wxBG_STYLE_CUSTOM);
+ GetBuffer().Reset();
+ GetBuffer().SetRichTextCtrl(this);
+
+#if wxRICHTEXT_USE_OWN_CARET
+ SetCaret(new wxRichTextCaret(this, wxRICHTEXT_DEFAULT_CARET_WIDTH, 16));
+#else
+ SetCaret(new wxCaret(this, wxRICHTEXT_DEFAULT_CARET_WIDTH, 16));
+#endif
+
// Tell the sizers to use the given or best size
SetInitialSize(size);
GetBuffer().AddEventHandler(this);
+ // Accelerators
+ wxAcceleratorEntry entries[4];
+
+ entries[0].Set(wxACCEL_CMD, (int) 'C', wxID_COPY);
+ entries[1].Set(wxACCEL_CMD, (int) 'X', wxID_CUT);
+ entries[2].Set(wxACCEL_CMD, (int) 'V', wxID_PASTE);
+ entries[3].Set(wxACCEL_CMD, (int) 'A', wxID_SELECTALL);
+
+ wxAcceleratorTable accel(4, entries);
+ SetAcceleratorTable(accel);
+
return true;
}
/// Member initialisation
void wxRichTextCtrl::Init()
{
- m_freezeCount = 0;
m_contextMenu = NULL;
m_caret = NULL;
m_caretPosition = -1;
m_caretPositionForDefaultStyle = -2;
}
-/// Call Freeze to prevent refresh
-void wxRichTextCtrl::Freeze()
-{
- m_freezeCount ++;
-}
-
-/// Call Thaw to refresh
-void wxRichTextCtrl::Thaw()
+void wxRichTextCtrl::DoThaw()
{
- m_freezeCount --;
-
- if (m_freezeCount == 0)
- {
- if (GetBuffer().GetDirty())
- LayoutContent();
- else
- SetupScrollbars();
- Refresh(false);
- }
+ if (GetBuffer().GetDirty())
+ LayoutContent();
+ else
+ SetupScrollbars();
+ Refresh(false);
}
/// Clear all text
m_caretAtLineStart = false;
m_selectionRange.SetRange(-2, -2);
- if (m_freezeCount == 0)
+ Scroll(0,0);
+
+ if (!IsFrozen())
{
LayoutContent();
Refresh(false);
/// Painting
void wxRichTextCtrl::OnPaint(wxPaintEvent& WXUNUSED(event))
{
- if (GetCaret() && GetCaret()->IsVisible())
+#if !wxRICHTEXT_USE_OWN_CARET
+ if (GetCaret() && !IsFrozen())
GetCaret()->Hide();
+#endif
{
#if wxRICHTEXT_BUFFERED_PAINTING
#else
wxPaintDC dc(this);
#endif
- PrepareDC(dc);
- if (m_freezeCount > 0)
+ if (IsFrozen())
return;
+ PrepareDC(dc);
+
dc.SetFont(GetFont());
// Paint the background
}
GetBuffer().Draw(dc, GetBuffer().GetRange(), GetInternalSelectionRange(), drawingArea, 0 /* descent */, 0 /* flags */);
+#if wxRICHTEXT_USE_OWN_CARET
+ if (GetCaret()->IsVisible())
+ {
+ ((wxRichTextCaret*) GetCaret())->DoDraw(& dc);
+ }
+#endif
}
- if (GetCaret() && !GetCaret()->IsVisible())
+#if !wxRICHTEXT_USE_OWN_CARET
+ if (GetCaret())
GetCaret()->Show();
-
PositionCaret();
+#endif
}
// Empty implementation, to prevent flicker
{
if (GetCaret())
{
- if (!GetCaret()->IsVisible())
- GetCaret()->Show();
+#if !wxRICHTEXT_USE_OWN_CARET
PositionCaret();
+#endif
+ GetCaret()->Show();
}
- // if (!IsFrozen())
- // Refresh(false);
+#if defined(__WXGTK__) && !wxRICHTEXT_USE_OWN_CARET
+ // Work around dropouts when control is focused
+ if (!IsFrozen())
+ {
+ Refresh(false);
+ }
+#endif
}
void wxRichTextCtrl::OnKillFocus(wxFocusEvent& WXUNUSED(event))
{
- if (GetCaret() && GetCaret()->IsVisible())
+ if (GetCaret())
GetCaret()->Hide();
- // if (!IsFrozen())
- // Refresh(false);
+#if defined(__WXGTK__) && !wxRICHTEXT_USE_OWN_CARET
+ // Work around dropouts when control is focused
+ if (!IsFrozen())
+ {
+ Refresh(false);
+ }
+#endif
}
void wxRichTextCtrl::OnCaptureLost(wxMouseCaptureLostEvent& WXUNUSED(event))
m_dragging = true;
CaptureMouse();
- SelectNone();
-
bool caretAtLineStart = false;
if (hit & wxRICHTEXT_HITTEST_BEFORE)
position --;
}
+ long oldCaretPos = m_caretPosition;
+
MoveCaret(position, caretAtLineStart);
SetDefaultStyleToCursorStyle();
+
+ if (event.ShiftDown())
+ {
+ if (m_selectionRange.GetStart() == -2)
+ ExtendSelection(oldCaretPos, m_caretPosition, wxRICHTEXT_SHIFT_DOWN);
+ else
+ ExtendSelection(m_caretPosition, m_caretPosition, wxRICHTEXT_SHIFT_DOWN);
+ }
+ else
+ SelectNone();
}
event.Skip();
wxPoint logicalPt = event.GetLogicalPosition(dc);
int hit = GetBuffer().HitTest(dc, logicalPt, position);
- if (hit != wxRICHTEXT_HITTEST_NONE)
+ if ((hit != wxRICHTEXT_HITTEST_NONE) && !(hit & wxRICHTEXT_HITTEST_OUTSIDE))
{
wxRichTextEvent cmdEvent(
wxEVT_COMMAND_RICHTEXT_LEFT_CLICK,
if (m_caretPosition != position)
{
- bool extendSel = ExtendSelection(m_caretPosition, position, wxRICHTEXT_SHIFT_DOWN);
+ ExtendSelection(m_caretPosition, position, wxRICHTEXT_SHIFT_DOWN);
MoveCaret(position, caretAtLineStart);
SetDefaultStyleToCursorStyle();
-
- if (extendSel)
- Refresh(false);
}
}
}
GetBuffer().InsertTextWithUndo(newPos+1, text, this);
}
else
- GetBuffer().InsertNewlineWithUndo(newPos+1, this, wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE);
+ GetBuffer().InsertNewlineWithUndo(newPos+1, this, wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE|wxRICHTEXT_INSERT_INTERACTIVE);
EndBatchUndo();
SetDefaultStyleToCursorStyle();
// so subtract 1 for deleted character and add 1 for conversion to character position.
if (m_caretPosition > -1 && !HasSelection())
{
- GetBuffer().DeleteRangeWithUndo(wxRichTextRange(m_caretPosition, m_caretPosition), this);
+ bool processed = false;
+ if (event.CmdDown())
+ {
+ long pos = wxRichTextCtrl::FindNextWordPosition(-1);
+ if (pos != -1 && (pos < m_caretPosition))
+ {
+ GetBuffer().DeleteRangeWithUndo(wxRichTextRange(pos+1, m_caretPosition), this);
+ processed = true;
+ }
+ }
+
+ if (!processed)
+ GetBuffer().DeleteRangeWithUndo(wxRichTextRange(m_caretPosition, m_caretPosition), this);
}
else
DeleteSelectedContent();
{
if (flags & wxRICHTEXT_SHIFT_DOWN)
{
+ wxRichTextRange oldSelection = m_selectionRange;
+
// If not currently selecting, start selecting
if (m_selectionRange.GetStart() == -2)
{
m_selectionRange.SetRange(newPos+1, m_selectionAnchor);
}
+ RefreshForSelectionChange(oldSelection, m_selectionRange);
+
if (m_selectionRange.GetStart() > m_selectionRange.GetEnd())
{
wxLogDebug(wxT("Strange selection range"));
}
}
}
- PositionCaret();
+
+#if !wxRICHTEXT_USE_OWN_CARET
+ if (scrolled)
+#endif
+ PositionCaret();
return scrolled;
}
PositionCaret();
SetDefaultStyleToCursorStyle();
- if (extendSel)
- Refresh(false);
return true;
}
else
PositionCaret();
SetDefaultStyleToCursorStyle();
- if (extendSel)
- Refresh(false);
return true;
}
else
PositionCaret();
SetDefaultStyleToCursorStyle();
- if (extendSel)
- Refresh(false);
return true;
}
PositionCaret();
SetDefaultStyleToCursorStyle();
- if (extendSel)
- Refresh(false);
return true;
}
PositionCaret();
SetDefaultStyleToCursorStyle();
- if (extendSel)
- Refresh(false);
return true;
}
PositionCaret();
SetDefaultStyleToCursorStyle();
- if (extendSel)
- Refresh(false);
return true;
}
PositionCaret();
SetDefaultStyleToCursorStyle();
- if (extendSel)
- Refresh(false);
return true;
}
PositionCaret();
SetDefaultStyleToCursorStyle();
- if (extendSel)
- Refresh(false);
return true;
}
else
PositionCaret();
SetDefaultStyleToCursorStyle();
- if (extendSel)
- Refresh(false);
return true;
}
else
PositionCaret();
SetDefaultStyleToCursorStyle();
- if (extendSel)
- Refresh(false);
return true;
}
}
PositionCaret();
SetDefaultStyleToCursorStyle();
- if (extendSel)
- Refresh(false);
return true;
}
PositionCaret();
SetDefaultStyleToCursorStyle();
- if (extendSel)
- Refresh(false);
return true;
}
/// Idle-time processing
void wxRichTextCtrl::OnIdle(wxIdleEvent& event)
{
+#if wxRICHTEXT_USE_OWN_CARET
+ if (((wxRichTextCaret*) GetCaret())->GetNeedsUpdate())
+ {
+ ((wxRichTextCaret*) GetCaret())->SetNeedsUpdate(false);
+ PositionCaret();
+ GetCaret()->Show();
+ }
+#endif
+
const int layoutInterval = wxRICHTEXT_DEFAULT_LAYOUT_INTERVAL;
if (m_fullLayoutRequired && (wxGetLocalTimeMillis() > (m_fullLayoutTime + layoutInterval)))
/// Scrolling
void wxRichTextCtrl::OnScroll(wxScrollWinEvent& event)
{
- // Not used
+#if wxRICHTEXT_USE_OWN_CARET
+ if (!((wxRichTextCaret*) GetCaret())->GetNeedsUpdate())
+ {
+ GetCaret()->Hide();
+ ((wxRichTextCaret*) GetCaret())->SetNeedsUpdate();
+ }
+#endif
+
event.Skip();
}
/// Set up scrollbars, e.g. after a resize
void wxRichTextCtrl::SetupScrollbars(bool atTop)
{
- if (m_freezeCount)
+ if (IsFrozen())
return;
if (GetBuffer().IsEmpty())
if (!atTop)
GetViewStart(& startX, & startY);
- int maxPositionX = 0; // wxMax(sz.x - clientSize.x, 0);
+ int maxPositionX = 0;
int maxPositionY = (int) ((((float)(wxMax((unitsY*pixelsPerUnit) - clientSize.y, 0)))/((float)pixelsPerUnit)) + 0.5);
+ int newStartX = wxMin(maxPositionX, startX);
+ int newStartY = wxMin(maxPositionY, startY);
+
+ int oldPPUX, oldPPUY;
+ int oldStartX, oldStartY;
+ int oldVirtualSizeX = 0, oldVirtualSizeY = 0;
+ GetScrollPixelsPerUnit(& oldPPUX, & oldPPUY);
+ GetViewStart(& oldStartX, & oldStartY);
+ GetVirtualSize(& oldVirtualSizeX, & oldVirtualSizeY);
+ if (oldPPUY > 0)
+ oldVirtualSizeY /= oldPPUY;
+
+ if (oldPPUX == 0 && oldPPUY == pixelsPerUnit && oldVirtualSizeY == unitsY && oldStartX == newStartX && oldStartY == newStartY)
+ return;
+
+ // Don't set scrollbars if there were none before, and there will be none now.
+ if (oldPPUY != 0 && (oldVirtualSizeY < clientSize.y) && (unitsY*pixelsPerUnit < clientSize.y))
+ return;
+
// Move to previous scroll position if
// possible
- SetScrollbars(0, pixelsPerUnit,
- 0, unitsY,
- wxMin(maxPositionX, startX), wxMin(maxPositionY, startY));
+ SetScrollbars(0, pixelsPerUnit, 0, unitsY, newStartX, newStartY);
}
/// Paint the background
bool wxRichTextCtrl::DoLoadFile(const wxString& filename, int fileType)
{
- bool success = GetBuffer().LoadFile(filename, fileType);
+ bool success = GetBuffer().LoadFile(filename, (wxRichTextFileType)fileType);
if (success)
m_filename = filename;
bool wxRichTextCtrl::DoSaveFile(const wxString& filename, int fileType)
{
- if (GetBuffer().SaveFile(filename, fileType))
+ if (GetBuffer().SaveFile(filename, (wxRichTextFileType)fileType))
{
m_filename = filename;
/// Add a new paragraph of text to the end of the buffer
wxRichTextRange wxRichTextCtrl::AddParagraph(const wxString& text)
{
- return GetBuffer().AddParagraph(text);
+ wxRichTextRange range = GetBuffer().AddParagraph(text);
+ LayoutContent();
+ return range;
}
/// Add an image
wxRichTextRange wxRichTextCtrl::AddImage(const wxImage& image)
{
- return GetBuffer().AddImage(image);
+ wxRichTextRange range = GetBuffer().AddImage(image);
+ LayoutContent();
+ return range;
}
// ----------------------------------------------------------------------------
void wxRichTextCtrl::SelectNone()
{
if (!(GetSelectionRange() == wxRichTextRange(-2, -2)))
- SetSelection(-2, -2);
+ {
+ wxRichTextRange oldSelection = m_selectionRange;
+
+ m_selectionRange = wxRichTextRange(-2, -2);
+
+ RefreshForSelectionChange(oldSelection, m_selectionRange);
+ }
m_selectionAnchor = -2;
}
if (!para)
return false;
+ if (position == para->GetRange().GetEnd())
+ position --;
+
long positionStart = position;
long positionEnd = position;
if (positionEnd >= para->GetRange().GetEnd())
positionEnd = para->GetRange().GetEnd();
+ if (positionEnd < positionStart)
+ return false;
+
SetSelection(positionStart, positionEnd+1);
if (positionStart >= 0)
void wxRichTextCtrl::DoSetValue(const wxString& value, int flags)
{
- Clear();
+ // Don't call Clear here, since it always sends a text updated event
+ m_buffer.ResetAndClearCommands();
+ m_buffer.SetDirty(true);
+ m_caretPosition = -1;
+ m_caretPositionForDefaultStyle = -2;
+ m_caretAtLineStart = false;
+ m_selectionRange.SetRange(-2, -2);
+
+ Scroll(0,0);
+
+ if (!IsFrozen())
+ {
+ LayoutContent();
+ Refresh(false);
+ }
if (!value.IsEmpty())
{
// Remove empty paragraph
GetBuffer().Clear();
- DoWriteText(value);
+ DoWriteText(value, flags);
// for compatibility, don't move the cursor when doing SetValue()
SetInsertionPoint(0);
}
/// Write an image at the current insertion point
-bool wxRichTextCtrl::WriteImage(const wxImage& image, int bitmapType)
+bool wxRichTextCtrl::WriteImage(const wxImage& image, wxBitmapType bitmapType)
{
wxRichTextImageBlock imageBlock;
return false;
}
-bool wxRichTextCtrl::WriteImage(const wxString& filename, int bitmapType)
+bool wxRichTextCtrl::WriteImage(const wxString& filename, wxBitmapType bitmapType)
{
wxRichTextImageBlock imageBlock;
return GetBuffer().InsertImageWithUndo(m_caretPosition+1, imageBlock, this);
}
-bool wxRichTextCtrl::WriteImage(const wxBitmap& bitmap, int bitmapType)
+bool wxRichTextCtrl::WriteImage(const wxBitmap& bitmap, wxBitmapType bitmapType)
{
if (bitmap.Ok())
{
SelectNone();
m_caretPosition = pos - 1;
+
+ PositionCaret();
}
void wxRichTextCtrl::SetInsertionPointEnd()
void wxRichTextCtrl::DoSetSelection(long from, long to, bool WXUNUSED(scrollCaret))
{
- m_selectionAnchor = from;
- m_selectionRange.SetRange(from, to-1);
- if (from > -2)
- m_caretPosition = from-1;
+ if (from == to)
+ {
+ SelectNone();
+ }
+ else
+ {
+ wxRichTextRange oldSelection = m_selectionRange;
+ m_selectionAnchor = from;
+ m_selectionRange.SetRange(from, to-1);
+ if (from > -2)
+ m_caretPosition = from-1;
- Refresh(false);
- PositionCaret();
+ RefreshForSelectionChange(oldSelection, m_selectionRange);
+ PositionCaret();
+ }
}
// ----------------------------------------------------------------------------
{
SelectNone();
- GetBuffer().DeleteRangeWithUndo(wxRichTextRange(from, to), this);
+ GetBuffer().DeleteRangeWithUndo(wxRichTextRange(from, to-1), this);
LayoutContent();
if (!IsFrozen())
wxPoint pt = GetPhysicalPoint(newPt);
if (GetCaret()->GetPosition() != pt || GetCaret()->GetSize() != newSz)
{
+ GetCaret()->Hide();
+ if (GetCaret()->GetSize() != newSz)
+ GetCaret()->SetSize(newSz);
GetCaret()->Move(pt);
- GetCaret()->SetSize(newSz);
+ GetCaret()->Show();
}
}
}
if (HasSelection())
return SetStyleEx(GetSelectionRange(), attr, wxRICHTEXT_SETSTYLE_WITH_UNDO|wxRICHTEXT_SETSTYLE_OPTIMIZE|wxRICHTEXT_SETSTYLE_CHARACTERS_ONLY);
else
- SetAndShowDefaultStyle(attr);
+ {
+ wxRichTextAttr current = GetDefaultStyleEx();
+ current.Apply(attr);
+ SetAndShowDefaultStyle(current);
+ }
return true;
}
if (HasSelection())
return SetStyleEx(GetSelectionRange(), attr, wxRICHTEXT_SETSTYLE_WITH_UNDO|wxRICHTEXT_SETSTYLE_OPTIMIZE|wxRICHTEXT_SETSTYLE_CHARACTERS_ONLY);
else
- SetAndShowDefaultStyle(attr);
+ {
+ wxRichTextAttr current = GetDefaultStyleEx();
+ current.Apply(attr);
+ SetAndShowDefaultStyle(current);
+ }
return true;
}
if (HasSelection())
return SetStyleEx(GetSelectionRange(), attr, wxRICHTEXT_SETSTYLE_WITH_UNDO|wxRICHTEXT_SETSTYLE_OPTIMIZE|wxRICHTEXT_SETSTYLE_CHARACTERS_ONLY);
else
- SetAndShowDefaultStyle(attr);
+ {
+ wxRichTextAttr current = GetDefaultStyleEx();
+ current.Apply(attr);
+ SetAndShowDefaultStyle(current);
+ }
return true;
}
// attributes are applied.
wxTextAttr attr(GetStyleSheet() ? def->GetStyleMergedWithBase(GetStyleSheet()) : def->GetStyle());
- int flags = wxRICHTEXT_SETSTYLE_WITH_UNDO|wxRICHTEXT_SETSTYLE_OPTIMIZE;
+ int flags = wxRICHTEXT_SETSTYLE_WITH_UNDO|wxRICHTEXT_SETSTYLE_OPTIMIZE|wxRICHTEXT_SETSTYLE_RESET;
if (def->IsKindOf(CLASSINFO(wxRichTextListStyleDefinition)))
{
return SetStyleEx(GetSelectionRange(), attr, flags);
else
{
- SetAndShowDefaultStyle(attr);
+ wxRichTextAttr current = GetDefaultStyleEx();
+ current.Apply(attr);
+ SetAndShowDefaultStyle(current);
return true;
}
}
Refresh();
}
+// Refresh the area affected by a selection change
+bool wxRichTextCtrl::RefreshForSelectionChange(const wxRichTextRange& oldSelection, const wxRichTextRange& newSelection)
+{
+ // Calculate the refresh rectangle - just the affected lines
+ long firstPos, lastPos;
+ if (oldSelection.GetStart() == -2 && newSelection.GetStart() != -2)
+ {
+ firstPos = newSelection.GetStart();
+ lastPos = newSelection.GetEnd();
+ }
+ else if (oldSelection.GetStart() != -2 && newSelection.GetStart() == -2)
+ {
+ firstPos = oldSelection.GetStart();
+ lastPos = oldSelection.GetEnd();
+ }
+ else if (oldSelection.GetStart() == -2 && newSelection.GetStart() == -2)
+ {
+ return false;
+ }
+ else
+ {
+ firstPos = wxMin(oldSelection.GetStart(), newSelection.GetStart());
+ lastPos = wxMax(oldSelection.GetEnd(), newSelection.GetEnd());
+ }
+
+ wxRichTextLine* firstLine = GetBuffer().GetLineAtPosition(firstPos);
+ wxRichTextLine* lastLine = GetBuffer().GetLineAtPosition(lastPos);
+
+ if (firstLine && lastLine)
+ {
+ wxSize clientSize = GetClientSize();
+ wxPoint pt1 = GetPhysicalPoint(firstLine->GetAbsolutePosition());
+ wxPoint pt2 = GetPhysicalPoint(lastLine->GetAbsolutePosition()) + wxPoint(0, lastLine->GetSize().y);
+
+ pt1.x = 0;
+ pt1.y = wxMax(0, pt1.y);
+ pt2.x = 0;
+ pt2.y = wxMin(clientSize.y, pt2.y);
+
+ wxRect rect(pt1, wxSize(clientSize.x, pt2.y - pt1.y));
+ RefreshRect(rect, false);
+ }
+ else
+ Refresh(false);
+
+ return true;
+}
+
+#if wxRICHTEXT_USE_OWN_CARET
+
+// ----------------------------------------------------------------------------
+// initialization and destruction
+// ----------------------------------------------------------------------------
+
+void wxRichTextCaret::Init()
+{
+ m_hasFocus = true;
+
+ m_xOld =
+ m_yOld = -1;
+ m_richTextCtrl = NULL;
+ m_needsUpdate = false;
+}
+
+wxRichTextCaret::~wxRichTextCaret()
+{
+}
+
+// ----------------------------------------------------------------------------
+// showing/hiding/moving the caret (base class interface)
+// ----------------------------------------------------------------------------
+
+void wxRichTextCaret::DoShow()
+{
+ Refresh();
+}
+
+void wxRichTextCaret::DoHide()
+{
+ Refresh();
+}
+
+void wxRichTextCaret::DoMove()
+{
+ if (IsVisible())
+ {
+ Refresh();
+
+ if (m_xOld != -1 && m_yOld != -1)
+ {
+ if (m_richTextCtrl)
+ {
+ wxRect rect(GetPosition(), GetSize());
+ m_richTextCtrl->RefreshRect(rect, false);
+ }
+ }
+ }
+
+ m_xOld = m_x;
+ m_yOld = m_y;
+}
+
+void wxRichTextCaret::DoSize()
+{
+ int countVisible = m_countVisible;
+ if (countVisible > 0)
+ {
+ m_countVisible = 0;
+ DoHide();
+ }
+
+ if (countVisible > 0)
+ {
+ m_countVisible = countVisible;
+ DoShow();
+ }
+}
+
+// ----------------------------------------------------------------------------
+// handling the focus
+// ----------------------------------------------------------------------------
+
+void wxRichTextCaret::OnSetFocus()
+{
+ m_hasFocus = true;
+
+ if ( IsVisible() )
+ Refresh();
+}
+
+void wxRichTextCaret::OnKillFocus()
+{
+ m_hasFocus = false;
+}
+
+// ----------------------------------------------------------------------------
+// drawing the caret
+// ----------------------------------------------------------------------------
+
+void wxRichTextCaret::Refresh()
+{
+ if (m_richTextCtrl)
+ {
+ wxRect rect(GetPosition(), GetSize());
+ m_richTextCtrl->RefreshRect(rect, false);
+ }
+}
+
+void wxRichTextCaret::DoDraw(wxDC *dc)
+{
+ dc->SetPen( *wxBLACK_PEN );
+
+ dc->SetBrush(*(m_hasFocus ? wxBLACK_BRUSH : wxTRANSPARENT_BRUSH));
+ dc->SetPen(*wxBLACK_PEN);
+
+ // VZ: unfortunately, the rectangle comes out a pixel smaller when this is
+ // done under wxGTK - no idea why
+ //dc->SetLogicalFunction(wxINVERT);
+
+ wxPoint pt(m_x, m_y);
+
+ if (m_richTextCtrl)
+ {
+ pt = m_richTextCtrl->GetLogicalPoint(pt);
+ }
+ dc->DrawRectangle(pt.x, pt.y, m_width, m_height);
+}
+#endif
+ // wxRICHTEXT_USE_OWN_CARET
+
#endif
// wxUSE_RICHTEXT
projects / wxWidgets.git / blobdiff