/////////////////////////////////////////////////////////////////////////////
-// Name: richtext/richeditctrl.cpp
+// Name: src/richtext/richeditctrl.cpp
// Purpose: A rich edit control
// Author: Julian Smart
// Modified by:
#include "wx/wxprec.h"
#ifdef __BORLANDC__
- #pragma hdrstop
+ #pragma hdrstop
#endif
-#ifndef WX_PRECOMP
- #include "wx/wx.h"
-#endif
+#if wxUSE_RICHTEXT
-#include "wx/image.h"
+#include "wx/richtext/richtextctrl.h"
+#include "wx/richtext/richtextstyles.h"
-#if wxUSE_RICHTEXT
+#ifndef WX_PRECOMP
+ #include "wx/wx.h"
+ #include "wx/settings.h"
+#endif
#include "wx/textfile.h"
#include "wx/ffile.h"
-#include "wx/settings.h"
#include "wx/filename.h"
#include "wx/dcbuffer.h"
-
-#include "wx/richtext/richtextctrl.h"
#include "wx/arrimpl.cpp"
+#include "wx/fontenum.h"
+
+// DLL options compatibility check:
+#include "wx/app.h"
+WX_CHECK_BUILD_OPTIONS("wxRichTextCtrl")
DEFINE_EVENT_TYPE(wxEVT_COMMAND_RICHTEXT_ITEM_SELECTED)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_RICHTEXT_ITEM_DESELECTED)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_RICHTEXT_LEFT_DCLICK)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_RICHTEXT_RETURN)
-#if wxRICHTEXT_DERIVES_FROM_TEXTCTRLBASE
IMPLEMENT_CLASS( wxRichTextCtrl, wxControl )
-#else
-IMPLEMENT_CLASS( wxRichTextCtrl, wxScrolledWindow )
-#endif
IMPLEMENT_CLASS( wxRichTextEvent, wxNotifyEvent )
-#if wxRICHTEXT_DERIVES_FROM_TEXTCTRLBASE
BEGIN_EVENT_TABLE( wxRichTextCtrl, wxControl )
-#else
-BEGIN_EVENT_TABLE( wxRichTextCtrl, wxScrolledWindow )
-#endif
EVT_PAINT(wxRichTextCtrl::OnPaint)
EVT_ERASE_BACKGROUND(wxRichTextCtrl::OnEraseBackground)
+ EVT_IDLE(wxRichTextCtrl::OnIdle)
+ EVT_SCROLLWIN(wxRichTextCtrl::OnScroll)
EVT_LEFT_DOWN(wxRichTextCtrl::OnLeftClick)
EVT_MOTION(wxRichTextCtrl::OnMoveMouse)
EVT_LEFT_UP(wxRichTextCtrl::OnLeftUp)
* wxRichTextCtrl
*/
+wxArrayString wxRichTextCtrl::sm_availableFontNames;
+
wxRichTextCtrl::wxRichTextCtrl()
-#if wxRICHTEXT_DERIVES_FROM_TEXTCTRLBASE
- : wxScrollHelper(this)
-#endif
+ : wxScrollHelper(this)
{
Init();
}
-wxRichTextCtrl::wxRichTextCtrl( wxWindow* parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long style)
-#if wxRICHTEXT_DERIVES_FROM_TEXTCTRLBASE
- : wxScrollHelper(this)
-#endif
+wxRichTextCtrl::wxRichTextCtrl(wxWindow* parent,
+ wxWindowID id,
+ const wxString& value,
+ const wxPoint& pos,
+ const wxSize& size,
+ long style)
+ : wxScrollHelper(this)
{
Init();
- Create(parent, id, pos, size, style);
+ Create(parent, id, value, pos, size, style);
}
/// Creation
-bool wxRichTextCtrl::Create( wxWindow* parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long style)
+bool wxRichTextCtrl::Create( wxWindow* parent, wxWindowID id, const wxString& value, const wxPoint& pos, const wxSize& size, long style)
{
-#if wxRICHTEXT_DERIVES_FROM_TEXTCTRLBASE
- if (!wxTextCtrlBase::Create(parent, id, pos, size, style|wxFULL_REPAINT_ON_RESIZE
- ))
+ if (!wxTextCtrlBase::Create(parent, id, pos, size,
+ style|wxFULL_REPAINT_ON_RESIZE))
return false;
-#else
- if (!wxScrolledWindow::Create(parent, id, pos, size, style|wxFULL_REPAINT_ON_RESIZE
- ))
- return false;
-#endif
if (!GetFont().Ok())
{
GetBuffer().SetRichTextCtrl(this);
+ if (style & wxTE_READONLY)
+ SetEditable(false);
+
wxTextAttrEx attributes;
attributes.SetFont(GetFont());
attributes.SetTextColour(*wxBLACK);
attributes.SetBackgroundColour(*wxWHITE);
attributes.SetAlignment(wxTEXT_ALIGNMENT_LEFT);
+ attributes.SetLineSpacing(10);
+ attributes.SetParagraphSpacingAfter(10);
+ attributes.SetParagraphSpacingBefore(0);
attributes.SetFlags(wxTEXT_ATTR_ALL);
-
- SetDefaultStyle(attributes);
SetBasicStyle(attributes);
+ // The default attributes will be merged with base attributes, so
+ // can be empty to begin with
+ wxTextAttrEx defaultAttributes;
+ SetDefaultStyle(defaultAttributes);
+
SetBackgroundColour(*wxWHITE);
SetBackgroundStyle(wxBG_STYLE_CUSTOM);
// Tell the sizers to use the given or best size
SetBestFittingSize(size);
+#if wxRICHTEXT_BUFFERED_PAINTING
// Create a buffer
RecreateBuffer(size);
-
- wxCaret* caret = new wxCaret(this, wxRICHTEXT_DEFAULT_CARET_WIDTH, 16);
- SetCaret(caret);
- caret->Show();
- PositionCaret();
+#endif
SetCursor(wxCursor(wxCURSOR_IBEAM));
+ if (!value.IsEmpty())
+ SetValue(value);
+
return true;
}
m_editable = true;
m_caretAtLineStart = false;
m_dragging = false;
+ m_fullLayoutRequired = false;
+ m_fullLayoutTime = 0;
+ m_fullLayoutSavedPosition = 0;
+ m_delayedLayoutThreshold = wxRICHTEXT_DEFAULT_DELAYED_LAYOUT_THRESHOLD;
+ m_caretPositionForDefaultStyle = -2;
}
/// Call Freeze to prevent refresh
}
/// Call Thaw to refresh
-void wxRichTextCtrl::Thaw(bool refresh)
+void wxRichTextCtrl::Thaw()
{
m_freezeCount --;
- if (m_freezeCount == 0 && refresh)
+ if (m_freezeCount == 0)
{
SetupScrollbars();
- Refresh();
+ Refresh(false);
}
}
m_buffer.Reset();
m_buffer.SetDirty(true);
m_caretPosition = -1;
+ m_caretPositionForDefaultStyle = -2;
m_caretAtLineStart = false;
m_selectionRange.SetRange(-2, -2);
+ SetScrollbars(0, 0, 0, 0, 0, 0);
+
if (m_freezeCount == 0)
{
SetupScrollbars();
- Refresh();
+ Refresh(false);
}
- SendUpdateEvent();
+ SendTextUpdatedEvent();
}
/// Painting
void wxRichTextCtrl::OnPaint(wxPaintEvent& WXUNUSED(event))
{
- wxBufferedPaintDC dc(this, m_bufferBitmap);
+ if (GetCaret())
+ GetCaret()->Hide();
- PrepareDC(dc);
+ {
+#if wxRICHTEXT_BUFFERED_PAINTING
+ wxBufferedPaintDC dc(this, m_bufferBitmap);
+#else
+ wxPaintDC dc(this);
+#endif
+ PrepareDC(dc);
- if (m_freezeCount > 0)
- return;
+ if (m_freezeCount > 0)
+ return;
- dc.SetFont(GetFont());
+ dc.SetFont(GetFont());
- // Paint the background
- PaintBackground(dc);
+ // Paint the background
+ PaintBackground(dc);
- wxRegion dirtyRegion = GetUpdateRegion();
+ wxRect drawingArea(GetLogicalPoint(wxPoint(0, 0)), GetClientSize());
+ wxRect availableSpace(GetClientSize());
+ if (GetBuffer().GetDirty())
+ {
+ GetBuffer().Layout(dc, availableSpace, wxRICHTEXT_FIXED_WIDTH|wxRICHTEXT_VARIABLE_HEIGHT);
+ GetBuffer().SetDirty(false);
+ SetupScrollbars();
+ }
- wxRect drawingArea(GetLogicalPoint(wxPoint(0, 0)), GetClientSize());
- wxRect availableSpace(GetClientSize());
- if (GetBuffer().GetDirty())
- {
- GetBuffer().Layout(dc, availableSpace, wxRICHTEXT_FIXED_WIDTH|wxRICHTEXT_VARIABLE_HEIGHT);
- GetBuffer().SetDirty(false);
- SetupScrollbars();
- PositionCaret();
+ GetBuffer().Draw(dc, GetBuffer().GetRange(), GetInternalSelectionRange(), drawingArea, 0 /* descent */, 0 /* flags */);
}
- GetBuffer().Draw(dc, GetBuffer().GetRange(), GetSelectionRange(), drawingArea, 0 /* descent */, 0 /* flags */);
+ if (GetCaret())
+ GetCaret()->Show();
+
+ PositionCaret();
}
// Empty implementation, to prevent flicker
void wxRichTextCtrl::OnSetFocus(wxFocusEvent& WXUNUSED(event))
{
+ wxCaret* caret = new wxCaret(this, wxRICHTEXT_DEFAULT_CARET_WIDTH, 16);
+ SetCaret(caret);
+ caret->Show();
+ PositionCaret();
+
if (!IsFrozen())
- Refresh();
+ Refresh(false);
}
void wxRichTextCtrl::OnKillFocus(wxFocusEvent& WXUNUSED(event))
{
+ SetCaret(NULL);
+
if (!IsFrozen())
- Refresh();
+ Refresh(false);
}
/// Left-click
MoveCaret(position, caretAtLineStart);
SetDefaultStyleToCursorStyle();
-
-#if 0
- wxWindow* p = GetParent();
- while (p && !p->IsKindOf(CLASSINFO(wxFrame)))
- p = p->GetParent();
-
- wxFrame* frame = wxDynamicCast(p, wxFrame);
- if (frame)
- {
- wxString msg = wxString::Format(wxT("Found position %ld"), position);
- frame->SetStatusText(msg, 1);
- }
-#endif
}
event.Skip();
SetDefaultStyleToCursorStyle();
if (extendSel)
- Refresh();
+ Refresh(false);
}
}
}
/// Left-double-click
void wxRichTextCtrl::OnLeftDClick(wxMouseEvent& event)
{
+ SelectWord(GetCaretPosition()+1);
event.Skip();
}
void wxRichTextCtrl::OnChar(wxKeyEvent& event)
{
int flags = 0;
- if (event.ControlDown())
+ if (event.CmdDown())
flags |= wxRICHTEXT_CTRL_DOWN;
if (event.ShiftDown())
flags |= wxRICHTEXT_SHIFT_DOWN;
event.GetKeyCode() == WXK_HOME ||
event.GetKeyCode() == WXK_PAGEUP ||
event.GetKeyCode() == WXK_PAGEDOWN ||
- event.GetKeyCode() == WXK_PRIOR ||
- event.GetKeyCode() == WXK_NEXT ||
- event.GetKeyCode() == WXK_END)
+ event.GetKeyCode() == WXK_END ||
+
+ event.GetKeyCode() == WXK_NUMPAD_LEFT ||
+ event.GetKeyCode() == WXK_NUMPAD_RIGHT ||
+ event.GetKeyCode() == WXK_NUMPAD_UP ||
+ event.GetKeyCode() == WXK_NUMPAD_DOWN ||
+ event.GetKeyCode() == WXK_NUMPAD_HOME ||
+ event.GetKeyCode() == WXK_NUMPAD_PAGEUP ||
+ event.GetKeyCode() == WXK_NUMPAD_PAGEDOWN ||
+ event.GetKeyCode() == WXK_NUMPAD_END)
+ {
+ KeyboardNavigate(event.GetKeyCode(), flags);
+ return;
+ }
+
+ // all the other keys modify the controls contents which shouldn't be
+ // possible if we're read-only
+ if ( !IsEditable() )
{
- Navigate(event.GetKeyCode(), flags);
+ event.Skip();
+ return;
}
- else if (event.GetKeyCode() == WXK_RETURN)
+
+ if (event.GetKeyCode() == WXK_RETURN)
{
BeginBatchUndo(_("Insert Text"));
DeleteSelectedContent(& newPos);
- GetBuffer().InsertNewlineWithUndo(newPos+1, this);
+ GetBuffer().InsertNewlineWithUndo(newPos+1, this, wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE);
wxRichTextEvent cmdEvent(
wxEVT_COMMAND_RICHTEXT_RETURN,
EndBatchUndo();
SetDefaultStyleToCursorStyle();
+
+ ScrollIntoView(m_caretPosition, WXK_RIGHT);
}
else if (event.GetKeyCode() == WXK_BACK)
{
SetDefaultStyleToCursorStyle();
}
+ ScrollIntoView(m_caretPosition, WXK_LEFT);
}
else if (event.GetKeyCode() == WXK_DELETE)
{
}
else
{
- BeginBatchUndo(_("Insert Text"));
+ long keycode = event.GetKeyCode();
+ switch ( keycode )
+ {
+ case WXK_ESCAPE:
+ // case WXK_SPACE:
+ case WXK_DELETE:
+ case WXK_START:
+ case WXK_LBUTTON:
+ case WXK_RBUTTON:
+ case WXK_CANCEL:
+ case WXK_MBUTTON:
+ case WXK_CLEAR:
+ case WXK_SHIFT:
+ case WXK_ALT:
+ case WXK_CONTROL:
+ case WXK_MENU:
+ case WXK_PAUSE:
+ case WXK_CAPITAL:
+ case WXK_END:
+ case WXK_HOME:
+ case WXK_LEFT:
+ case WXK_UP:
+ case WXK_RIGHT:
+ case WXK_DOWN:
+ case WXK_SELECT:
+ case WXK_PRINT:
+ case WXK_EXECUTE:
+ case WXK_SNAPSHOT:
+ case WXK_INSERT:
+ case WXK_HELP:
+ case WXK_NUMPAD0:
+ case WXK_NUMPAD1:
+ case WXK_NUMPAD2:
+ case WXK_NUMPAD3:
+ case WXK_NUMPAD4:
+ case WXK_NUMPAD5:
+ case WXK_NUMPAD6:
+ case WXK_NUMPAD7:
+ case WXK_NUMPAD8:
+ case WXK_NUMPAD9:
+ case WXK_MULTIPLY:
+ case WXK_ADD:
+ case WXK_SEPARATOR:
+ case WXK_SUBTRACT:
+ case WXK_DECIMAL:
+ case WXK_DIVIDE:
+ case WXK_F1:
+ case WXK_F2:
+ case WXK_F3:
+ case WXK_F4:
+ case WXK_F5:
+ case WXK_F6:
+ case WXK_F7:
+ case WXK_F8:
+ case WXK_F9:
+ case WXK_F10:
+ case WXK_F11:
+ case WXK_F12:
+ case WXK_F13:
+ case WXK_F14:
+ case WXK_F15:
+ case WXK_F16:
+ case WXK_F17:
+ case WXK_F18:
+ case WXK_F19:
+ case WXK_F20:
+ case WXK_F21:
+ case WXK_F22:
+ case WXK_F23:
+ case WXK_F24:
+ case WXK_NUMLOCK:
+ case WXK_SCROLL:
+ case WXK_PAGEUP:
+ case WXK_PAGEDOWN:
+ case WXK_NUMPAD_SPACE:
+ case WXK_NUMPAD_TAB:
+ case WXK_NUMPAD_ENTER:
+ case WXK_NUMPAD_F1:
+ case WXK_NUMPAD_F2:
+ case WXK_NUMPAD_F3:
+ case WXK_NUMPAD_F4:
+ case WXK_NUMPAD_HOME:
+ case WXK_NUMPAD_LEFT:
+ case WXK_NUMPAD_UP:
+ case WXK_NUMPAD_RIGHT:
+ case WXK_NUMPAD_DOWN:
+ case WXK_NUMPAD_PAGEUP:
+ case WXK_NUMPAD_PAGEDOWN:
+ case WXK_NUMPAD_END:
+ case WXK_NUMPAD_BEGIN:
+ case WXK_NUMPAD_INSERT:
+ case WXK_NUMPAD_DELETE:
+ case WXK_NUMPAD_EQUAL:
+ case WXK_NUMPAD_MULTIPLY:
+ case WXK_NUMPAD_ADD:
+ case WXK_NUMPAD_SEPARATOR:
+ case WXK_NUMPAD_SUBTRACT:
+ case WXK_NUMPAD_DECIMAL:
+ {
+ event.Skip();
+ return;
+ }
- long newPos = m_caretPosition;
- DeleteSelectedContent(& newPos);
+ default:
+ {
+ if (event.CmdDown() || event.AltDown())
+ {
+ event.Skip();
+ return;
+ }
- wxString str = (wxChar) event.GetKeyCode();
- GetBuffer().InsertTextWithUndo(newPos+1, str, this);
+ if (keycode == wxT('\t'))
+ {
+ // See if we need to promote or demote the selection or paragraph at the cursor
+ // position, instead of inserting a tab.
+ long pos = GetAdjustedCaretPosition(GetCaretPosition());
+ wxRichTextParagraph* para = GetBuffer().GetParagraphAtPosition(pos);
+ if (para && para->GetRange().GetStart() == pos && para->GetAttributes().HasListStyleName())
+ {
+ wxRichTextRange range;
+ if (HasSelection())
+ range = GetSelectionRange();
+ else
+ range = para->GetRange().FromInternal();
+
+ int promoteBy = event.ShiftDown() ? 1 : -1;
+
+ PromoteList(promoteBy, range, NULL);
+ return;
+ }
+ }
- EndBatchUndo();
+ BeginBatchUndo(_("Insert Text"));
- SetDefaultStyleToCursorStyle();
+ long newPos = m_caretPosition;
+ DeleteSelectedContent(& newPos);
+
+ wxString str = (wxChar) event.GetKeyCode();
+ GetBuffer().InsertTextWithUndo(newPos+1, str, this, wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE);
+
+ EndBatchUndo();
+
+ SetDefaultStyleToCursorStyle();
+ ScrollIntoView(m_caretPosition, WXK_RIGHT);
+ }
+ }
}
-#if 0
- else
- event.Skip();
-#endif
}
/// Delete content if there is a selection, e.g. when pressing a key.
*/
-bool wxRichTextCtrl::Navigate(int keyCode, int flags)
+bool wxRichTextCtrl::KeyboardNavigate(int keyCode, int flags)
{
bool success = false;
- Freeze();
- if (keyCode == WXK_RIGHT)
+ if (keyCode == WXK_RIGHT || keyCode == WXK_NUMPAD_RIGHT)
{
if (flags & wxRICHTEXT_CTRL_DOWN)
success = WordRight(1, flags);
else
success = MoveRight(1, flags);
}
- else if (keyCode == WXK_LEFT)
+ else if (keyCode == WXK_LEFT || keyCode == WXK_NUMPAD_LEFT)
{
if (flags & wxRICHTEXT_CTRL_DOWN)
success = WordLeft(1, flags);
else
success = MoveLeft(1, flags);
}
- else if (keyCode == WXK_UP)
+ else if (keyCode == WXK_UP || keyCode == WXK_NUMPAD_UP)
{
if (flags & wxRICHTEXT_CTRL_DOWN)
success = MoveToParagraphStart(flags);
else
success = MoveUp(1, flags);
}
- else if (keyCode == WXK_DOWN)
+ else if (keyCode == WXK_DOWN || keyCode == WXK_NUMPAD_DOWN)
{
if (flags & wxRICHTEXT_CTRL_DOWN)
success = MoveToParagraphEnd(flags);
else
success = MoveDown(1, flags);
}
- else if (keyCode == WXK_PAGEUP || keyCode == WXK_PRIOR)
+ else if (keyCode == WXK_PAGEUP || keyCode == WXK_NUMPAD_PAGEUP)
{
success = PageUp(1, flags);
}
- else if (keyCode == WXK_PAGEDOWN || keyCode == WXK_NEXT)
+ else if (keyCode == WXK_PAGEDOWN || keyCode == WXK_NUMPAD_PAGEDOWN)
{
success = PageDown(1, flags);
}
- else if (keyCode == WXK_HOME)
+ else if (keyCode == WXK_HOME || keyCode == WXK_NUMPAD_HOME)
{
if (flags & wxRICHTEXT_CTRL_DOWN)
success = MoveHome(flags);
else
success = MoveToLineStart(flags);
}
- else if (keyCode == WXK_END)
+ else if (keyCode == WXK_END || keyCode == WXK_NUMPAD_END)
{
if (flags & wxRICHTEXT_CTRL_DOWN)
success = MoveEnd(flags);
SetDefaultStyleToCursorStyle();
}
- // Only refresh if something changed
- Thaw(success);
-
return success;
}
int ppuX, ppuY;
GetScrollPixelsPerUnit(& ppuX, & ppuY);
- int startX, startY;
- GetViewStart(& startX, & startY);
- startX = 0;
- startY = startY * ppuY;
+ int startXUnits, startYUnits;
+ GetViewStart(& startXUnits, & startYUnits);
+ int startY = startYUnits * ppuY;
- int sx, sy;
+ int sx = 0, sy = 0;
GetVirtualSize(& sx, & sy);
- sx = 0;
+ int sxUnits = 0;
+ int syUnits = 0;
if (ppuY != 0)
- sy = sy/ppuY;
+ syUnits = sy/ppuY;
wxRect rect = line->GetRect();
wxSize clientSize = GetClientSize();
// Going down
- if (keyCode == WXK_DOWN || keyCode == WXK_RIGHT || keyCode == WXK_END || keyCode == WXK_NEXT || keyCode == WXK_PAGEDOWN)
+ if (keyCode == WXK_DOWN || keyCode == WXK_NUMPAD_DOWN ||
+ keyCode == WXK_RIGHT || keyCode == WXK_NUMPAD_DOWN ||
+ keyCode == WXK_END || keyCode == WXK_NUMPAD_END ||
+ keyCode == WXK_PAGEDOWN || keyCode == WXK_NUMPAD_PAGEDOWN)
{
if ((rect.y + rect.height) > (clientSize.y + startY))
{
// Make it scroll so this item is at the bottom
// of the window
int y = rect.y - (clientSize.y - rect.height);
- SetScrollbars(ppuX, ppuY, sx, sy, 0, (int) (0.5 + y/ppuY));
+ int yUnits = (int) (0.5 + ((float) y)/(float) ppuY);
+
+ // If we're still off the screen, scroll another line down
+ if ((rect.y + rect.height) > (clientSize.y + (yUnits*ppuY)))
+ yUnits ++;
+
+ if (startYUnits != yUnits)
+ {
+ SetScrollbars(ppuX, ppuY, sxUnits, syUnits, 0, yUnits);
+ scrolled = true;
+ }
}
else if (rect.y < startY)
{
// Make it scroll so this item is at the top
// of the window
int y = rect.y ;
- SetScrollbars(ppuX, ppuY, sx, sy, 0, (int) (0.5 + y/ppuY));
+ int yUnits = (int) (0.5 + ((float) y)/(float) ppuY);
+
+ if (startYUnits != yUnits)
+ {
+ SetScrollbars(ppuX, ppuY, sxUnits, syUnits, 0, yUnits);
+ scrolled = true;
+ }
}
- scrolled = true;
}
// Going up
- else if (keyCode == WXK_UP || keyCode == WXK_LEFT || keyCode == WXK_HOME || keyCode == WXK_PRIOR || keyCode == WXK_PAGEUP)
+ else if (keyCode == WXK_UP || keyCode == WXK_NUMPAD_UP ||
+ keyCode == WXK_LEFT || keyCode == WXK_NUMPAD_LEFT ||
+ keyCode == WXK_HOME || keyCode == WXK_NUMPAD_HOME ||
+ keyCode == WXK_PAGEUP || keyCode == WXK_NUMPAD_PAGEUP )
{
if (rect.y < startY)
{
// Make it scroll so this item is at the top
// of the window
int y = rect.y ;
- SetScrollbars(ppuX, ppuY, sx, sy, 0, (int) (0.5 + y/ppuY));
+ int yUnits = (int) (0.5 + ((float) y)/(float) ppuY);
+
+ if (startYUnits != yUnits)
+ {
+ SetScrollbars(ppuX, ppuY, sxUnits, syUnits, 0, yUnits);
+ scrolled = true;
+ }
}
else if ((rect.y + rect.height) > (clientSize.y + startY))
{
// Make it scroll so this item is at the bottom
// of the window
int y = rect.y - (clientSize.y - rect.height);
- SetScrollbars(ppuX, ppuY, sx, sy, 0, (int) (0.5 + y/ppuY));
+ int yUnits = (int) (0.5 + ((float) y)/(float) ppuY);
+
+ // If we're still off the screen, scroll another line down
+ if ((rect.y + rect.height) > (clientSize.y + (yUnits*ppuY)))
+ yUnits ++;
+
+ if (startYUnits != yUnits)
+ {
+ SetScrollbars(ppuX, ppuY, sxUnits, syUnits, 0, yUnits);
+ scrolled = true;
+ }
}
- scrolled = true;
}
PositionCaret();
startX = 0;
startY = startY * ppuY;
- int sx, sy;
+ int sx = 0, sy = 0;
GetVirtualSize(& sx, & sy);
sx = 0;
if (ppuY != 0)
PositionCaret();
SetDefaultStyleToCursorStyle();
- if (!IsFrozen())
- Refresh(); // TODO: optimize so that if we didn't change the selection, we don't refresh
+ if (extendSel)
+ Refresh(false);
return true;
}
else
PositionCaret();
SetDefaultStyleToCursorStyle();
- if (!IsFrozen())
- Refresh();
+ if (extendSel)
+ Refresh(false);
return true;
}
else
/// Move up
bool wxRichTextCtrl::MoveDown(int noLines, int flags)
{
+ if (!GetCaret())
+ return false;
+
long lineNumber = GetBuffer().GetVisibleLineNumber(m_caretPosition, true, m_caretAtLineStart);
wxPoint pt = GetCaret()->GetPosition();
long newLine = lineNumber + noLines;
long newSelEnd = newPos;
- if (!ExtendSelection(m_caretPosition, newSelEnd, flags))
+ bool extendSel = ExtendSelection(m_caretPosition, newSelEnd, flags);
+ if (!extendSel)
SelectNone();
SetCaretPosition(newPos, caretLineStart);
PositionCaret();
SetDefaultStyleToCursorStyle();
- if (!IsFrozen())
- Refresh();
+ if (extendSel)
+ Refresh(false);
return true;
}
- else
- return false;
+
+ return false;
}
/// Move to the end of the paragraph
if (para)
{
long newPos = para->GetRange().GetEnd() - 1;
- if (!ExtendSelection(m_caretPosition, newPos, flags))
+ bool extendSel = ExtendSelection(m_caretPosition, newPos, flags);
+ if (!extendSel)
SelectNone();
SetCaretPosition(newPos);
PositionCaret();
SetDefaultStyleToCursorStyle();
- if (!IsFrozen())
- Refresh();
+ if (extendSel)
+ Refresh(false);
return true;
}
if (para)
{
long newPos = para->GetRange().GetStart() - 1;
- if (!ExtendSelection(m_caretPosition, newPos, flags))
+ bool extendSel = ExtendSelection(m_caretPosition, newPos, flags);
+ if (!extendSel)
SelectNone();
SetCaretPosition(newPos);
PositionCaret();
SetDefaultStyleToCursorStyle();
- if (!IsFrozen())
- Refresh();
+ if (extendSel)
+ Refresh(false);
return true;
}
{
wxRichTextRange lineRange = line->GetAbsoluteRange();
long newPos = lineRange.GetEnd();
- if (!ExtendSelection(m_caretPosition, newPos, flags))
+ bool extendSel = ExtendSelection(m_caretPosition, newPos, flags);
+ if (!extendSel)
SelectNone();
SetCaretPosition(newPos);
PositionCaret();
SetDefaultStyleToCursorStyle();
- if (!IsFrozen())
- Refresh();
+ if (extendSel)
+ Refresh(false);
return true;
}
wxRichTextRange lineRange = line->GetAbsoluteRange();
long newPos = lineRange.GetStart()-1;
- if (!ExtendSelection(m_caretPosition, newPos, flags))
+ bool extendSel = ExtendSelection(m_caretPosition, newPos, flags);
+ if (!extendSel)
SelectNone();
wxRichTextParagraph* para = GetBuffer().GetParagraphForLine(line);
PositionCaret();
SetDefaultStyleToCursorStyle();
- if (!IsFrozen())
- Refresh();
+ if (extendSel)
+ Refresh(false);
return true;
}
{
if (m_caretPosition != -1)
{
- if (!ExtendSelection(m_caretPosition, -1, flags))
+ bool extendSel = ExtendSelection(m_caretPosition, -1, flags);
+ if (!extendSel)
SelectNone();
SetCaretPosition(-1);
PositionCaret();
SetDefaultStyleToCursorStyle();
- if (!IsFrozen())
- Refresh();
+ if (extendSel)
+ Refresh(false);
return true;
}
else
if (m_caretPosition != endPos)
{
- if (!ExtendSelection(m_caretPosition, endPos, flags))
+ bool extendSel = ExtendSelection(m_caretPosition, endPos, flags);
+ if (!extendSel)
SelectNone();
SetCaretPosition(endPos);
PositionCaret();
SetDefaultStyleToCursorStyle();
- if (!IsFrozen())
- Refresh();
+ if (extendSel)
+ Refresh(false);
return true;
}
else
{
wxRichTextParagraph* para = GetBuffer().GetParagraphForLine(newLine);
- if (!ExtendSelection(m_caretPosition, pos, flags))
+ bool extendSel = ExtendSelection(m_caretPosition, pos, flags);
+ if (!extendSel)
SelectNone();
SetCaretPosition(pos, para->GetRange().GetStart() != lineRange.GetStart());
PositionCaret();
SetDefaultStyleToCursorStyle();
- if (!IsFrozen())
- Refresh();
+ if (extendSel)
+ Refresh(false);
return true;
}
}
{
wxRichTextParagraph* para = GetBuffer().GetParagraphAtPosition(pos, true);
- if (!ExtendSelection(m_caretPosition, pos, flags))
+ bool extendSel = ExtendSelection(m_caretPosition, pos, flags);
+ if (!extendSel)
SelectNone();
SetCaretPosition(pos, para->GetRange().GetStart() != pos);
PositionCaret();
SetDefaultStyleToCursorStyle();
- if (!IsFrozen())
- Refresh();
+ if (extendSel)
+ Refresh(false);
return true;
}
{
wxRichTextParagraph* para = GetBuffer().GetParagraphAtPosition(pos, true);
- if (!ExtendSelection(m_caretPosition, pos, flags))
+ bool extendSel = ExtendSelection(m_caretPosition, pos, flags);
+ if (!extendSel)
SelectNone();
SetCaretPosition(pos, para->GetRange().GetStart() != pos);
PositionCaret();
SetDefaultStyleToCursorStyle();
- if (!IsFrozen())
- Refresh();
+ if (extendSel)
+ Refresh(false);
return true;
}
/// Sizing
void wxRichTextCtrl::OnSize(wxSizeEvent& event)
{
- GetBuffer().Invalidate(wxRICHTEXT_ALL);
+ // Only do sizing optimization for large buffers
+ if (GetBuffer().GetRange().GetEnd() > m_delayedLayoutThreshold)
+ {
+ m_fullLayoutRequired = true;
+ m_fullLayoutTime = wxGetLocalTimeMillis();
+ m_fullLayoutSavedPosition = GetFirstVisiblePosition();
+ LayoutContent(true /* onlyVisibleRect */);
+ }
+ else
+ GetBuffer().Invalidate(wxRICHTEXT_ALL);
+#if wxRICHTEXT_BUFFERED_PAINTING
RecreateBuffer();
+#endif
event.Skip();
}
+
+/// Idle-time processing
+void wxRichTextCtrl::OnIdle(wxIdleEvent& event)
+{
+ const int layoutInterval = wxRICHTEXT_DEFAULT_LAYOUT_INTERVAL;
+
+ if (m_fullLayoutRequired && (wxGetLocalTimeMillis() > (m_fullLayoutTime + layoutInterval)))
+ {
+ m_fullLayoutRequired = false;
+ m_fullLayoutTime = 0;
+ GetBuffer().Invalidate(wxRICHTEXT_ALL);
+ ShowPosition(m_fullLayoutSavedPosition);
+ Refresh(false);
+ }
+
+ if (m_caretPositionForDefaultStyle != -2)
+ {
+ // If the caret position has changed, no longer reflect the default style
+ // in the UI.
+ if (GetCaretPosition() != m_caretPositionForDefaultStyle)
+ m_caretPositionForDefaultStyle = -2;
+ }
+
+ event.Skip();
+}
+
+/// Scrolling
+void wxRichTextCtrl::OnScroll(wxScrollWinEvent& event)
+{
+ // Not used
+ event.Skip();
+}
+
/// Set up scrollbars, e.g. after a resize
-void wxRichTextCtrl::SetupScrollbars()
+void wxRichTextCtrl::SetupScrollbars(bool atTop)
{
if (m_freezeCount)
return;
// TODO: reimplement scrolling so we scroll by line, not by fixed number
// of pixels. See e.g. wxVScrolledWindow for ideas.
- int pixelsPerUnit = 5; // 10;
+ int pixelsPerUnit = 5;
wxSize clientSize = GetClientSize();
int maxHeight = GetBuffer().GetCachedSize().y;
- int unitsY = maxHeight/pixelsPerUnit;
+ // Round up so we have at least maxHeight pixels
+ int unitsY = (int) (((float)maxHeight/(float)pixelsPerUnit) + 0.5);
- int startX, startY;
- GetViewStart(& startX, & startY);
+ int startX = 0, startY = 0;
+ if (!atTop)
+ GetViewStart(& startX, & startY);
int maxPositionX = 0; // wxMax(sz.x - clientSize.x, 0);
- int maxPositionY = (wxMax(maxHeight - clientSize.y, 0))/pixelsPerUnit;
+ int maxPositionY = (int) ((((float)(wxMax((unitsY*pixelsPerUnit) - clientSize.y, 0)))/((float)pixelsPerUnit)) + 0.5);
// Move to previous scroll position if
// possible
dc.DrawRectangle(windowRect);
}
+#if wxRICHTEXT_BUFFERED_PAINTING
/// Recreate buffer bitmap if necessary
bool wxRichTextCtrl::RecreateBuffer(const wxSize& size)
{
m_bufferBitmap = wxBitmap(sz.x, sz.y);
return m_bufferBitmap.Ok();
}
+#endif
// ----------------------------------------------------------------------------
// file IO functions
// ----------------------------------------------------------------------------
-bool wxRichTextCtrl::LoadFile(const wxString& filename, int type)
+bool wxRichTextCtrl::DoLoadFile(const wxString& filename, int fileType)
{
- bool success = GetBuffer().LoadFile(filename, type);
+ bool success = GetBuffer().LoadFile(filename, fileType);
if (success)
m_filename = filename;
DiscardEdits();
SetInsertionPoint(0);
- Layout();
+ LayoutContent();
PositionCaret();
- Refresh();
- SendUpdateEvent();
+ SetupScrollbars(true);
+ Refresh(false);
+ SendTextUpdatedEvent();
if (success)
return true;
}
}
-bool wxRichTextCtrl::SaveFile(const wxString& filename, int type)
+bool wxRichTextCtrl::DoSaveFile(const wxString& filename, int fileType)
{
- wxString filenameToUse = filename.empty() ? m_filename : filename;
- if ( filenameToUse.empty() )
- {
- // what kind of message to give? is it an error or a program bug?
- wxLogDebug(wxT("Can't save textctrl to file without filename."));
-
- return false;
- }
-
- if (GetBuffer().SaveFile(filenameToUse, type))
+ if (GetBuffer().SaveFile(filename, fileType))
{
- m_filename = filenameToUse;
+ m_filename = filename;
DiscardEdits();
return true;
-
}
wxLogError(_("The text couldn't be saved."));
void wxRichTextCtrl::SelectAll()
{
- SetSelection(0, GetLastPosition());
+ SetSelection(0, GetLastPosition()+1);
m_selectionAnchor = -1;
}
/// Select none
void wxRichTextCtrl::SelectNone()
{
- SetSelection(-2, -2);
+ if (!(GetSelectionRange() == wxRichTextRange(-2, -2)))
+ SetSelection(-2, -2);
m_selectionAnchor = -2;
}
-wxString wxRichTextCtrl::GetStringSelection() const
+static bool wxIsWordDelimiter(const wxString& text)
{
- long from, to;
- GetSelection(&from, &to);
-
- return GetRange(from, to);
+ return !text.IsEmpty() && !wxIsalnum(text[0]);
}
-// do the window-specific processing after processing the update event
-void wxRichTextCtrl::DoUpdateWindowUI(wxUpdateUIEvent& event)
+/// Select the word at the given character position
+bool wxRichTextCtrl::SelectWord(long position)
{
- if ( event.GetSetEnabled() )
- Enable(event.GetEnabled());
+ if (position < 0 || position > GetBuffer().GetRange().GetEnd())
+ return false;
+
+ wxRichTextParagraph* para = GetBuffer().GetParagraphAtPosition(position);
+ if (!para)
+ return false;
+
+ long positionStart = position;
+ long positionEnd = position;
+
+ for (positionStart = position; positionStart >= para->GetRange().GetStart(); positionStart --)
+ {
+ wxString text = GetBuffer().GetTextForRange(wxRichTextRange(positionStart, positionStart));
+ if (wxIsWordDelimiter(text))
+ {
+ positionStart ++;
+ break;
+ }
+ }
+ if (positionStart < para->GetRange().GetStart())
+ positionStart = para->GetRange().GetStart();
- if ( event.GetSetText() )
+ for (positionEnd = position; positionEnd < para->GetRange().GetEnd(); positionEnd ++)
{
- if ( event.GetText() != GetValue() )
- SetValue(event.GetText());
+ wxString text = GetBuffer().GetTextForRange(wxRichTextRange(positionEnd, positionEnd));
+ if (wxIsWordDelimiter(text))
+ {
+ positionEnd --;
+ break;
+ }
+ }
+ if (positionEnd >= para->GetRange().GetEnd())
+ positionEnd = para->GetRange().GetEnd();
+
+ SetSelection(positionStart, positionEnd+1);
+
+ if (positionStart >= 0)
+ {
+ MoveCaret(positionStart-1, true);
+ SetDefaultStyleToCursorStyle();
}
+
+ return true;
+}
+
+wxString wxRichTextCtrl::GetStringSelection() const
+{
+ long from, to;
+ GetSelection(&from, &to);
+
+ return GetRange(from, to);
}
// ----------------------------------------------------------------------------
wxClientDC dc((wxRichTextCtrl*) this);
((wxRichTextCtrl*)this)->PrepareDC(dc);
- int hit = ((wxRichTextCtrl*)this)->GetBuffer().HitTest(dc, pt, *pos);
- if (hit == wxRICHTEXT_HITTEST_BEFORE)
- return wxTE_HT_BEFORE;
- else if (hit == wxRICHTEXT_HITTEST_AFTER)
- return wxTE_HT_BEYOND;
- else if (hit == wxRICHTEXT_HITTEST_ON)
- return wxTE_HT_ON_TEXT;
- else
- return wxTE_HT_UNKNOWN;
+ // Buffer uses logical position (relative to start of buffer)
+ // so convert
+ wxPoint pt2 = GetLogicalPoint(pt);
+
+ int hit = ((wxRichTextCtrl*)this)->GetBuffer().HitTest(dc, pt2, *pos);
+
+ switch ( hit )
+ {
+ case wxRICHTEXT_HITTEST_BEFORE:
+ return wxTE_HT_BEFORE;
+
+ case wxRICHTEXT_HITTEST_AFTER:
+ return wxTE_HT_BEYOND;
+
+ case wxRICHTEXT_HITTEST_ON:
+ return wxTE_HT_ON_TEXT;
+ }
+
+ return wxTE_HT_UNKNOWN;
}
// ----------------------------------------------------------------------------
wxString wxRichTextCtrl::GetRange(long from, long to) const
{
- return GetBuffer().GetTextForRange(wxRichTextRange(from, to));
+ // Public API for range is different from internals
+ return GetBuffer().GetTextForRange(wxRichTextRange(from, to-1));
}
-void wxRichTextCtrl::SetValue(const wxString& value)
+void wxRichTextCtrl::DoSetValue(const wxString& value, int flags)
{
Clear();
// edit controls mostly)
if ( (value.length() > 0x400) || (value != GetValue()) )
{
- DoWriteText(value, false /* not selection only */);
+ DoWriteText(value);
// for compatibility, don't move the cursor when doing SetValue()
SetInsertionPoint(0);
}
else // same text
{
- // still send an event for consistency
- SendUpdateEvent();
+ if ( flags & SetValue_SendEvent )
+ {
+ // still send an event for consistency
+ SendTextUpdatedEvent();
+ }
}
// we should reset the modified flag even if the value didn't really change
DoWriteText(value);
}
-void wxRichTextCtrl::DoWriteText(const wxString& value, bool WXUNUSED(selectionOnly))
+void wxRichTextCtrl::DoWriteText(const wxString& value, int flags)
{
- GetBuffer().InsertTextWithUndo(m_caretPosition+1, value, this);
+ wxString valueUnix = wxTextFile::Translate(value, wxTextFileType_Unix);
+
+ GetBuffer().InsertTextWithUndo(m_caretPosition+1, valueUnix, this);
+
+ if ( flags & SetValue_SendEvent )
+ SendTextUpdatedEvent();
}
void wxRichTextCtrl::AppendText(const wxString& text)
wxImage image2 = image;
if (imageBlock.MakeImageBlock(image2, bitmapType))
return WriteImage(imageBlock);
- else
- return false;
+
+ return false;
}
bool wxRichTextCtrl::WriteImage(const wxString& filename, int bitmapType)
wxImage image;
if (imageBlock.MakeImageBlock(filename, bitmapType, image, false))
return WriteImage(imageBlock);
- else
- return false;
+
+ return false;
}
bool wxRichTextCtrl::WriteImage(const wxRichTextImageBlock& imageBlock)
wxImage image = bitmap.ConvertToImage();
if (image.Ok() && imageBlock.MakeImageBlock(image, bitmapType))
return WriteImage(imageBlock);
- else
- return false;
}
+
return false;
}
{
if (CanCopy())
{
- wxRichTextRange range = GetSelectionRange();
+ wxRichTextRange range = GetInternalSelectionRange();
GetBuffer().CopyToClipboard(range);
}
}
{
if (CanCut())
{
- wxRichTextRange range = GetSelectionRange();
+ wxRichTextRange range = GetInternalSelectionRange();
GetBuffer().CopyToClipboard(range);
DeleteSelectedContent();
- Layout();
- Refresh();
+ LayoutContent();
+ Refresh(false);
}
}
{
*from = m_selectionRange.GetStart();
*to = m_selectionRange.GetEnd();
+ if ((*to) != -1 && (*to) != -2)
+ (*to) ++;
}
bool wxRichTextCtrl::IsEditable() const
if ( (from == -1) && (to == -1) )
{
from = 0;
- to = GetLastPosition();
+ to = GetLastPosition()+1;
}
DoSetSelection(from, to);
void wxRichTextCtrl::DoSetSelection(long from, long to, bool WXUNUSED(scrollCaret))
{
m_selectionAnchor = from;
- m_selectionRange.SetRange(from, to);
- if (!IsFrozen())
- Refresh();
+ m_selectionRange.SetRange(from, to-1);
+
+ Refresh(false);
PositionCaret();
}
// Editing
// ----------------------------------------------------------------------------
-void wxRichTextCtrl::Replace(long WXUNUSED(from), long WXUNUSED(to), const wxString& value)
+void wxRichTextCtrl::Replace(long WXUNUSED(from), long WXUNUSED(to),
+ const wxString& value)
{
BeginBatchUndo(_("Replace"));
DeleteSelectedContent();
- DoWriteText(value, true /* selection only */);
+ DoWriteText(value, SetValue_SelectionOnly);
EndBatchUndo();
}
from, // New caret position
this);
- Layout();
+ LayoutContent();
if (!IsFrozen())
- Refresh();
+ Refresh(false);
}
bool wxRichTextCtrl::IsModified() const
void wxRichTextCtrl::DiscardEdits()
{
+ m_caretPositionForDefaultStyle = -2;
m_buffer.Modify(false);
m_buffer.GetCommandProcessor()->ClearCommands();
}
}
// ----------------------------------------------------------------------------
-// implemenation details
+// implementation details
// ----------------------------------------------------------------------------
-void wxRichTextCtrl::Command(wxCommandEvent & event)
+void wxRichTextCtrl::Command(wxCommandEvent& event)
{
SetValue(event.GetString());
GetEventHandler()->ProcessEvent(event);
}
}
-// ----------------------------------------------------------------------------
-// text control event processing
-// ----------------------------------------------------------------------------
-
-bool wxRichTextCtrl::SendUpdateEvent()
-{
- wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, GetId());
- InitCommandEvent(event);
-
- return GetEventHandler()->ProcessEvent(event);
-}
-
-void wxRichTextCtrl::InitCommandEvent(wxCommandEvent& event) const
-{
- event.SetEventObject((wxControlBase *)this); // const_cast
-
- switch ( m_clientDataType )
- {
- case wxClientData_Void:
- event.SetClientData(GetClientData());
- break;
-
- case wxClientData_Object:
- event.SetClientObject(GetClientObject());
- break;
-
- case wxClientData_None:
- // nothing to do
- ;
- }
-}
-
-
wxSize wxRichTextCtrl::DoGetBestSize() const
{
return wxSize(10, 10);
bool wxRichTextCtrl::SetStyle(long start, long end, const wxTextAttrEx& style)
{
- return GetBuffer().SetStyle(wxRichTextRange(start, end), style);
+ return GetBuffer().SetStyle(wxRichTextRange(start, end-1), style);
+}
+
+bool wxRichTextCtrl::SetStyle(long start, long end, const wxTextAttr& style)
+{
+ return GetBuffer().SetStyle(wxRichTextRange(start, end-1), wxTextAttrEx(style));
}
bool wxRichTextCtrl::SetStyle(const wxRichTextRange& range, const wxRichTextAttr& style)
{
- return GetBuffer().SetStyle(range, style);
+ return GetBuffer().SetStyle(range.ToInternal(), style);
+}
+
+// extended style setting operation with flags including:
+// wxRICHTEXT_SETSTYLE_WITH_UNDO, wxRICHTEXT_SETSTYLE_OPTIMIZE, wxRICHTEXT_SETSTYLE_PARAGRAPHS_ONLY.
+// see richtextbuffer.h for more details.
+bool wxRichTextCtrl::SetStyleEx(long start, long end, const wxTextAttrEx& style, int flags)
+{
+ return GetBuffer().SetStyle(wxRichTextRange(start, end-1), style, flags);
+}
+
+bool wxRichTextCtrl::SetStyleEx(const wxRichTextRange& range, const wxTextAttrEx& style, int flags)
+{
+ return GetBuffer().SetStyle(range.ToInternal(), style, flags);
+}
+
+bool wxRichTextCtrl::SetStyleEx(const wxRichTextRange& range, const wxRichTextAttr& style, int flags)
+{
+ return GetBuffer().SetStyle(range.ToInternal(), style, flags);
}
bool wxRichTextCtrl::SetDefaultStyle(const wxTextAttrEx& style)
return GetBuffer().SetDefaultStyle(style);
}
+bool wxRichTextCtrl::SetDefaultStyle(const wxTextAttr& style)
+{
+ return GetBuffer().SetDefaultStyle(wxTextAttrEx(style));
+}
+
const wxTextAttrEx& wxRichTextCtrl::GetDefaultStyleEx() const
{
return GetBuffer().GetDefaultStyle();
}
-bool wxRichTextCtrl::GetStyle(long position, wxTextAttrEx& style) const
+const wxTextAttr& wxRichTextCtrl::GetDefaultStyle() const
+{
+ return GetBuffer().GetDefaultStyle();
+}
+
+bool wxRichTextCtrl::GetStyle(long position, wxTextAttr& style)
+{
+ wxTextAttrEx attr(style);
+ if (GetBuffer().GetStyle(position, attr))
+ {
+ style = attr;
+ return true;
+ }
+ else
+ return false;
+}
+
+bool wxRichTextCtrl::GetStyle(long position, wxTextAttrEx& style)
{
return GetBuffer().GetStyle(position, style);
}
-bool wxRichTextCtrl::GetStyle(long position, wxRichTextAttr& style) const
+bool wxRichTextCtrl::GetStyle(long position, wxRichTextAttr& style)
{
return GetBuffer().GetStyle(position, style);
}
+/// Get the content (uncombined) attributes for this position.
+
+bool wxRichTextCtrl::GetUncombinedStyle(long position, wxTextAttr& style)
+{
+ wxTextAttrEx attr(style);
+ if (GetBuffer().GetUncombinedStyle(position, attr))
+ {
+ style = attr;
+ return true;
+ }
+ else
+ return false;
+}
+
+bool wxRichTextCtrl::GetUncombinedStyle(long position, wxTextAttrEx& style)
+{
+ return GetBuffer().GetUncombinedStyle(position, style);
+}
+
+bool wxRichTextCtrl::GetUncombinedStyle(long position, wxRichTextAttr& style)
+{
+ return GetBuffer().GetUncombinedStyle(position, style);
+}
+
/// Set font, and also the buffer attributes
bool wxRichTextCtrl::SetFont(const wxFont& font)
{
-#if wxRICHTEXT_DERIVES_FROM_TEXTCTRLBASE
wxControl::SetFont(font);
-#else
- wxScrolledWindow::SetFont(font);
-#endif
wxTextAttrEx attr = GetBuffer().GetAttributes();
attr.SetFont(font);
GetBuffer().SetBasicStyle(attr);
- GetBuffer().SetDefaultStyle(attr);
+
+ GetBuffer().Invalidate(wxRICHTEXT_ALL);
+ Refresh(false);
return true;
}
-/// Transform logical to physical (unscrolling)
-wxPoint wxRichTextCtrl::GetPhysicalPoint(const wxPoint& ptLogical)
+/// Transform logical to physical
+wxPoint wxRichTextCtrl::GetPhysicalPoint(const wxPoint& ptLogical) const
{
wxPoint pt;
CalcScrolledPosition(ptLogical.x, ptLogical.y, & pt.x, & pt.y);
}
/// Transform physical to logical
-wxPoint wxRichTextCtrl::GetLogicalPoint(const wxPoint& ptPhysical)
+wxPoint wxRichTextCtrl::GetLogicalPoint(const wxPoint& ptPhysical) const
{
wxPoint pt;
CalcUnscrolledPosition(ptPhysical.x, ptPhysical.y, & pt.x, & pt.y);
/// Position the caret
void wxRichTextCtrl::PositionCaret()
{
+ if (!GetCaret())
+ return;
+
+ //wxLogDebug(wxT("PositionCaret"));
+
wxRect caretRect;
if (GetCaretPositionForIndex(GetCaretPosition(), caretRect))
{
wxPoint originalPt = caretRect.GetPosition();
wxPoint pt = GetPhysicalPoint(originalPt);
-
- GetCaret()->Move(pt);
- GetCaret()->SetSize(caretRect.GetSize());
+ if (GetCaret()->GetPosition() != pt)
+ {
+ GetCaret()->Move(pt);
+ GetCaret()->SetSize(caretRect.GetSize());
+ }
}
}
rect = wxRect(pt, wxSize(wxRICHTEXT_DEFAULT_CARET_WIDTH, height));
return true;
}
- else
- return false;
+
+ return false;
}
/// Gets the line for the visible caret position. If the caret is
bool wxRichTextCtrl::MoveCaret(long pos, bool showAtLineStart)
{
if (GetBuffer().GetDirty())
- Layout();
+ LayoutContent();
if (pos <= GetBuffer().GetRange().GetEnd())
{
/// Layout the buffer: which we must do before certain operations, such as
/// setting the caret position.
-bool wxRichTextCtrl::Layout()
+bool wxRichTextCtrl::LayoutContent(bool onlyVisibleRect)
{
- if (GetBuffer().GetDirty())
+ if (GetBuffer().GetDirty() || onlyVisibleRect)
{
wxRect availableSpace(GetClientSize());
if (availableSpace.width == 0)
availableSpace.width = 10;
if (availableSpace.height == 0)
availableSpace.height = 10;
-
+
+ int flags = wxRICHTEXT_FIXED_WIDTH|wxRICHTEXT_VARIABLE_HEIGHT;
+ if (onlyVisibleRect)
+ {
+ flags |= wxRICHTEXT_LAYOUT_SPECIFIED_RECT;
+ availableSpace.SetPosition(GetLogicalPoint(wxPoint(0, 0)));
+ }
+
wxClientDC dc(this);
dc.SetFont(GetFont());
-
+
PrepareDC(dc);
-
+
GetBuffer().Defragment();
GetBuffer().UpdateRanges(); // If items were deleted, ranges need recalculation
- GetBuffer().Layout(dc, availableSpace, wxRICHTEXT_FIXED_WIDTH|wxRICHTEXT_VARIABLE_HEIGHT);
+ GetBuffer().Layout(dc, availableSpace, flags);
GetBuffer().SetDirty(false);
-
+
if (!IsFrozen())
SetupScrollbars();
}
}
/// Is all of the selection bold?
-bool wxRichTextCtrl::IsSelectionBold() const
+bool wxRichTextCtrl::IsSelectionBold()
{
if (HasSelection())
{
wxRichTextAttr attr;
- wxRichTextRange range = GetSelectionRange();
+ wxRichTextRange range = GetInternalSelectionRange();
attr.SetFlags(wxTEXT_ATTR_FONT_WEIGHT);
attr.SetFontWeight(wxBOLD);
// to see what the effect would be if we started typing.
wxRichTextAttr attr;
attr.SetFlags(wxTEXT_ATTR_FONT_WEIGHT);
- if (GetStyle(GetCaretPosition()+1, attr))
+
+ long pos = GetAdjustedCaretPosition(GetCaretPosition());
+ if (GetStyle(pos, attr))
{
- wxRichTextApplyStyle(attr, GetDefaultStyleEx());
+ if (IsDefaultStyleShowing())
+ wxRichTextApplyStyle(attr, GetDefaultStyleEx());
return attr.GetFontWeight() == wxBOLD;
}
}
}
/// Is all of the selection italics?
-bool wxRichTextCtrl::IsSelectionItalics() const
+bool wxRichTextCtrl::IsSelectionItalics()
{
if (HasSelection())
{
- wxRichTextRange range = GetSelectionRange();
+ wxRichTextRange range = GetInternalSelectionRange();
wxRichTextAttr attr;
attr.SetFlags(wxTEXT_ATTR_FONT_ITALIC);
attr.SetFontStyle(wxITALIC);
// to see what the effect would be if we started typing.
wxRichTextAttr attr;
attr.SetFlags(wxTEXT_ATTR_FONT_ITALIC);
- if (GetStyle(GetCaretPosition()+1, attr))
+
+ long pos = GetAdjustedCaretPosition(GetCaretPosition());
+ if (GetStyle(pos, attr))
{
- wxRichTextApplyStyle(attr, GetDefaultStyleEx());
+ if (IsDefaultStyleShowing())
+ wxRichTextApplyStyle(attr, GetDefaultStyleEx());
return attr.GetFontStyle() == wxITALIC;
}
}
}
/// Is all of the selection underlined?
-bool wxRichTextCtrl::IsSelectionUnderlined() const
+bool wxRichTextCtrl::IsSelectionUnderlined()
{
if (HasSelection())
{
- wxRichTextRange range = GetSelectionRange();
+ wxRichTextRange range = GetInternalSelectionRange();
wxRichTextAttr attr;
attr.SetFlags(wxTEXT_ATTR_FONT_UNDERLINE);
attr.SetFontUnderlined(true);
// to see what the effect would be if we started typing.
wxRichTextAttr attr;
attr.SetFlags(wxTEXT_ATTR_FONT_UNDERLINE);
- if (GetStyle(GetCaretPosition()+1, attr))
+ long pos = GetAdjustedCaretPosition(GetCaretPosition());
+
+ if (GetStyle(pos, attr))
{
- wxRichTextApplyStyle(attr, GetDefaultStyleEx());
+ if (IsDefaultStyleShowing())
+ wxRichTextApplyStyle(attr, GetDefaultStyleEx());
return attr.GetFontUnderlined();
}
}
attr.SetFontWeight(IsSelectionBold() ? wxNORMAL : wxBOLD);
if (HasSelection())
- return SetStyle(GetSelectionRange(), attr);
+ return SetStyleEx(GetSelectionRange(), attr, wxRICHTEXT_SETSTYLE_WITH_UNDO|wxRICHTEXT_SETSTYLE_OPTIMIZE|wxRICHTEXT_SETSTYLE_CHARACTERS_ONLY);
else
- SetDefaultStyle(attr);
+ SetAndShowDefaultStyle(attr);
return true;
}
attr.SetFontStyle(IsSelectionItalics() ? wxNORMAL : wxITALIC);
if (HasSelection())
- return SetStyle(GetSelectionRange(), attr);
+ return SetStyleEx(GetSelectionRange(), attr, wxRICHTEXT_SETSTYLE_WITH_UNDO|wxRICHTEXT_SETSTYLE_OPTIMIZE|wxRICHTEXT_SETSTYLE_CHARACTERS_ONLY);
else
- SetDefaultStyle(attr);
+ SetAndShowDefaultStyle(attr);
return true;
}
{
wxRichTextAttr attr;
attr.SetFlags(wxTEXT_ATTR_FONT_UNDERLINE);
- attr.SetFontWeight(!IsSelectionUnderlined());
+ attr.SetFontUnderlined(!IsSelectionUnderlined());
if (HasSelection())
- return SetStyle(GetSelectionRange(), attr);
+ return SetStyleEx(GetSelectionRange(), attr, wxRICHTEXT_SETSTYLE_WITH_UNDO|wxRICHTEXT_SETSTYLE_OPTIMIZE|wxRICHTEXT_SETSTYLE_CHARACTERS_ONLY);
else
- SetDefaultStyle(attr);
+ SetAndShowDefaultStyle(attr);
return true;
}
/// Is all of the selection aligned according to the specified flag?
-bool wxRichTextCtrl::IsSelectionAligned(wxTextAttrAlignment alignment) const
+bool wxRichTextCtrl::IsSelectionAligned(wxTextAttrAlignment alignment)
{
+ wxRichTextRange range;
if (HasSelection())
- {
- wxRichTextRange range = GetSelectionRange();
- wxRichTextAttr attr;
- attr.SetAlignment(alignment);
-
- return HasParagraphAttributes(range, attr);
- }
+ range = GetInternalSelectionRange();
else
- {
- // If no selection, then we need to get information from the current paragraph.
- wxRichTextParagraph* para = GetBuffer().GetParagraphAtPosition(GetCaretPosition()+1);
- if (para)
- return para->GetAttributes().GetAlignment() == alignment;
- }
- return false;
+ range = wxRichTextRange(GetCaretPosition()+1, GetCaretPosition()+1);
+
+ wxRichTextAttr attr;
+ attr.SetAlignment(alignment);
+
+ return HasParagraphAttributes(range, attr);
}
/// Apply alignment to the selection
{
wxRichTextParagraph* para = GetBuffer().GetParagraphAtPosition(GetCaretPosition()+1);
if (para)
- return SetStyle(para->GetRange(), attr);
+ return SetStyleEx(para->GetRange().FromInternal(), attr, wxRICHTEXT_SETSTYLE_WITH_UNDO|wxRICHTEXT_SETSTYLE_OPTIMIZE|wxRICHTEXT_SETSTYLE_PARAGRAPHS_ONLY);
}
return true;
}
+/// Apply a named style to the selection
+bool wxRichTextCtrl::ApplyStyle(wxRichTextStyleDefinition* def)
+{
+ // Flags are defined within each definition, so only certain
+ // attributes are applied.
+ wxRichTextAttr attr(def->GetStyle());
+
+ int flags = wxRICHTEXT_SETSTYLE_WITH_UNDO|wxRICHTEXT_SETSTYLE_OPTIMIZE;
+
+ if (def->IsKindOf(CLASSINFO(wxRichTextListStyleDefinition)))
+ {
+ flags |= wxRICHTEXT_SETSTYLE_PARAGRAPHS_ONLY;
+
+ wxRichTextRange range;
+
+ if (HasSelection())
+ range = GetSelectionRange();
+ else
+ {
+ long pos = GetAdjustedCaretPosition(GetCaretPosition());
+ range = wxRichTextRange(pos, pos+1);
+ }
+
+ return SetListStyle(range, (wxRichTextListStyleDefinition*) def, flags);
+ }
+
+ // Make sure the attr has the style name
+ if (def->IsKindOf(CLASSINFO(wxRichTextParagraphStyleDefinition)))
+ {
+ attr.SetParagraphStyleName(def->GetName());
+
+ // If applying a paragraph style, we only want the paragraph nodes to adopt these
+ // attributes, and not the leaf nodes. This will allow the content (e.g. text)
+ // to change its style independently.
+ flags |= wxRICHTEXT_SETSTYLE_PARAGRAPHS_ONLY;
+ }
+ else
+ attr.SetCharacterStyleName(def->GetName());
+
+ if (HasSelection())
+ return SetStyleEx(GetSelectionRange(), attr, flags);
+ else
+ {
+ SetAndShowDefaultStyle(attr);
+ return true;
+ }
+}
+
+/// Apply the style sheet to the buffer, for example if the styles have changed.
+bool wxRichTextCtrl::ApplyStyleSheet(wxRichTextStyleSheet* styleSheet)
+{
+ if (!styleSheet)
+ styleSheet = GetBuffer().GetStyleSheet();
+ if (!styleSheet)
+ return false;
+
+ if (GetBuffer().ApplyStyleSheet(styleSheet))
+ {
+ GetBuffer().Invalidate(wxRICHTEXT_ALL);
+ Refresh(false);
+ return true;
+ }
+ else
+ return false;
+}
+
/// Sets the default style to the style under the cursor
bool wxRichTextCtrl::SetDefaultStyleToCursorStyle()
{
wxTextAttrEx attr;
attr.SetFlags(wxTEXT_ATTR_CHARACTER);
- if (GetStyle(GetCaretPosition(), attr))
+ // If at the start of a paragraph, use the next position.
+ long pos = GetAdjustedCaretPosition(GetCaretPosition());
+
+#if wxRICHTEXT_USE_DYNAMIC_STYLES
+ if (GetUncombinedStyle(pos, attr))
+#else
+ if (GetStyle(pos, attr))
+#endif
{
SetDefaultStyle(attr);
return true;
}
+
+ return false;
+}
+
+/// Returns the first visible position in the current view
+long wxRichTextCtrl::GetFirstVisiblePosition() const
+{
+ wxRichTextLine* line = GetBuffer().GetLineAtYPosition(GetLogicalPoint(wxPoint(0, 0)).y);
+ if (line)
+ return line->GetAbsoluteRange().GetStart();
else
- return false;
+ return 0;
+}
+
+/// The adjusted caret position is the character position adjusted to take
+/// into account whether we're at the start of a paragraph, in which case
+/// style information should be taken from the next position, not current one.
+long wxRichTextCtrl::GetAdjustedCaretPosition(long caretPos) const
+{
+ wxRichTextParagraph* para = GetBuffer().GetParagraphAtPosition(caretPos+1);
+
+ if (para && (caretPos+1 == para->GetRange().GetStart()))
+ caretPos ++;
+ return caretPos;
+}
+
+/// Get/set the selection range in character positions. -1, -1 means no selection.
+/// The range is in API convention, i.e. a single character selection is denoted
+/// by (n, n+1)
+wxRichTextRange wxRichTextCtrl::GetSelectionRange() const
+{
+ wxRichTextRange range = GetInternalSelectionRange();
+ if (range != wxRichTextRange(-2,-2) && range != wxRichTextRange(-1,-1))
+ range.SetEnd(range.GetEnd() + 1);
+ return range;
+}
+
+void wxRichTextCtrl::SetSelectionRange(const wxRichTextRange& range)
+{
+ wxRichTextRange range1(range);
+ if (range1 != wxRichTextRange(-2,-2) && range1 != wxRichTextRange(-1,-1) )
+ range1.SetEnd(range1.GetEnd() - 1);
+
+ wxASSERT( range1.GetStart() > range1.GetEnd() );
+
+ SetInternalSelectionRange(range1);
+}
+
+/// Set list style
+bool wxRichTextCtrl::SetListStyle(const wxRichTextRange& range, wxRichTextListStyleDefinition* def, int flags, int startFrom, int specifiedLevel)
+{
+ return GetBuffer().SetListStyle(range.ToInternal(), def, flags, startFrom, specifiedLevel);
+}
+
+bool wxRichTextCtrl::SetListStyle(const wxRichTextRange& range, const wxString& defName, int flags, int startFrom, int specifiedLevel)
+{
+ return GetBuffer().SetListStyle(range.ToInternal(), defName, flags, startFrom, specifiedLevel);
+}
+
+/// Clear list for given range
+bool wxRichTextCtrl::ClearListStyle(const wxRichTextRange& range, int flags)
+{
+ return GetBuffer().ClearListStyle(range.ToInternal(), flags);
+}
+
+/// Number/renumber any list elements in the given range
+bool wxRichTextCtrl::NumberList(const wxRichTextRange& range, wxRichTextListStyleDefinition* def, int flags, int startFrom, int specifiedLevel)
+{
+ return GetBuffer().NumberList(range.ToInternal(), def, flags, startFrom, specifiedLevel);
+}
+
+bool wxRichTextCtrl::NumberList(const wxRichTextRange& range, const wxString& defName, int flags, int startFrom, int specifiedLevel)
+{
+ return GetBuffer().NumberList(range.ToInternal(), defName, flags, startFrom, specifiedLevel);
+}
+
+/// Promote the list items within the given range. promoteBy can be a positive or negative number, e.g. 1 or -1
+bool wxRichTextCtrl::PromoteList(int promoteBy, const wxRichTextRange& range, wxRichTextListStyleDefinition* def, int flags, int specifiedLevel)
+{
+ return GetBuffer().PromoteList(promoteBy, range.ToInternal(), def, flags, specifiedLevel);
+}
+
+bool wxRichTextCtrl::PromoteList(int promoteBy, const wxRichTextRange& range, const wxString& defName, int flags, int specifiedLevel)
+{
+ return GetBuffer().PromoteList(promoteBy, range.ToInternal(), defName, flags, specifiedLevel);
+}
+
+const wxArrayString& wxRichTextCtrl::GetAvailableFontNames()
+{
+ if (sm_availableFontNames.GetCount() == 0)
+ {
+ sm_availableFontNames = wxFontEnumerator::GetFacenames();
+ sm_availableFontNames.Sort();
+ }
+ return sm_availableFontNames;
+}
+
+void wxRichTextCtrl::ClearAvailableFontNames()
+{
+ sm_availableFontNames.Clear();
}
#endif
// wxUSE_RICHTEXT
-
projects / wxWidgets.git / blobdiff