X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/38f833b10c071603eb8d7739ab31b1c07c4576f1..fb8d7eb7a880f1f2e32d8830f9c5e12b2536e05f:/src/richtext/richtextctrl.cpp diff --git a/src/richtext/richtextctrl.cpp b/src/richtext/richtextctrl.cpp index 3ff5366e30..b330581885 100644 --- a/src/richtext/richtextctrl.cpp +++ b/src/richtext/richtextctrl.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: src/richtext/richeditctrl.cpp +// Name: src/richtext/richtextctrl.cpp // Purpose: A rich edit control // Author: Julian Smart // Modified by: @@ -26,27 +26,135 @@ #include "wx/settings.h" #endif +#include "wx/timer.h" #include "wx/textfile.h" #include "wx/ffile.h" #include "wx/filename.h" #include "wx/dcbuffer.h" #include "wx/arrimpl.cpp" +#include "wx/fontenum.h" +#include "wx/accel.h" + +#if defined (__WXGTK__) || defined(__WXX11__) || defined(__WXMOTIF__) +#define wxHAVE_PRIMARY_SELECTION 1 +#else +#define wxHAVE_PRIMARY_SELECTION 0 +#endif + +#if wxUSE_CLIPBOARD && wxHAVE_PRIMARY_SELECTION +#include "wx/clipbrd.h" +#endif // 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_CLICK) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_RICHTEXT_MIDDLE_CLICK) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_RICHTEXT_RIGHT_CLICK) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_RICHTEXT_LEFT_DCLICK) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_RICHTEXT_RETURN) +wxDEFINE_EVENT( wxEVT_RICHTEXT_LEFT_CLICK, wxRichTextEvent ); +wxDEFINE_EVENT( wxEVT_RICHTEXT_MIDDLE_CLICK, wxRichTextEvent ); +wxDEFINE_EVENT( wxEVT_RICHTEXT_RIGHT_CLICK, wxRichTextEvent ); +wxDEFINE_EVENT( wxEVT_RICHTEXT_LEFT_DCLICK, wxRichTextEvent ); +wxDEFINE_EVENT( wxEVT_RICHTEXT_RETURN, wxRichTextEvent ); +wxDEFINE_EVENT( wxEVT_RICHTEXT_CHARACTER, wxRichTextEvent ); +wxDEFINE_EVENT( wxEVT_RICHTEXT_DELETE, wxRichTextEvent ); + +wxDEFINE_EVENT( wxEVT_RICHTEXT_STYLESHEET_REPLACING, wxRichTextEvent ); +wxDEFINE_EVENT( wxEVT_RICHTEXT_STYLESHEET_REPLACED, wxRichTextEvent ); +wxDEFINE_EVENT( wxEVT_RICHTEXT_STYLESHEET_CHANGING, wxRichTextEvent ); +wxDEFINE_EVENT( wxEVT_RICHTEXT_STYLESHEET_CHANGED, wxRichTextEvent ); + +wxDEFINE_EVENT( wxEVT_RICHTEXT_CONTENT_INSERTED, wxRichTextEvent ); +wxDEFINE_EVENT( wxEVT_RICHTEXT_CONTENT_DELETED, wxRichTextEvent ); +wxDEFINE_EVENT( wxEVT_RICHTEXT_STYLE_CHANGED, wxRichTextEvent ); +wxDEFINE_EVENT( wxEVT_RICHTEXT_PROPERTIES_CHANGED, wxRichTextEvent ); +wxDEFINE_EVENT( wxEVT_RICHTEXT_SELECTION_CHANGED, wxRichTextEvent ); +wxDEFINE_EVENT( wxEVT_RICHTEXT_BUFFER_RESET, wxRichTextEvent ); +wxDEFINE_EVENT( wxEVT_RICHTEXT_FOCUS_OBJECT_CHANGED, wxRichTextEvent ); + +#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; +class wxRichTextCaretTimer: public wxTimer +{ + public: + wxRichTextCaretTimer(wxRichTextCaret* caret) + { + m_caret = caret; + } + virtual void Notify(); + wxRichTextCaret* m_caret; +}; + +class wxRichTextCaret: public wxCaret +{ +public: + // ctors + // ----- + // default - use Create() + wxRichTextCaret(): m_timer(this) { Init(); } + // creates a block caret associated with the given window + wxRichTextCaret(wxRichTextCtrl *window, int width, int height) + : wxCaret(window, width, height), m_timer(this) { Init(); m_richTextCtrl = window; } + wxRichTextCaret(wxRichTextCtrl *window, const wxSize& size) + : wxCaret(window, size), m_timer(this) { 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; } + + void Notify(); + + bool GetRefreshEnabled() const { return m_refreshEnabled; } + void EnableRefresh(bool b) { m_refreshEnabled = b; } + +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 + bool m_flashOn; + wxRichTextCaretTimer m_timer; + wxRichTextCtrl* m_richTextCtrl; + bool m_refreshEnabled; +}; +#endif -IMPLEMENT_CLASS( wxRichTextCtrl, wxControl ) +IMPLEMENT_DYNAMIC_CLASS( wxRichTextCtrl, wxControl ) -IMPLEMENT_CLASS( wxRichTextEvent, wxNotifyEvent ) +IMPLEMENT_DYNAMIC_CLASS( wxRichTextEvent, wxNotifyEvent ) BEGIN_EVENT_TABLE( wxRichTextCtrl, wxControl ) EVT_PAINT(wxRichTextCtrl::OnPaint) @@ -60,10 +168,13 @@ BEGIN_EVENT_TABLE( wxRichTextCtrl, wxControl ) EVT_MIDDLE_DOWN(wxRichTextCtrl::OnMiddleClick) EVT_LEFT_DCLICK(wxRichTextCtrl::OnLeftDClick) EVT_CHAR(wxRichTextCtrl::OnChar) + EVT_KEY_DOWN(wxRichTextCtrl::OnChar) EVT_SIZE(wxRichTextCtrl::OnSize) EVT_SET_FOCUS(wxRichTextCtrl::OnSetFocus) EVT_KILL_FOCUS(wxRichTextCtrl::OnKillFocus) + EVT_MOUSE_CAPTURE_LOST(wxRichTextCtrl::OnCaptureLost) EVT_CONTEXT_MENU(wxRichTextCtrl::OnContextMenu) + EVT_SYS_COLOUR_CHANGED(wxRichTextCtrl::OnSysColourChanged) EVT_MENU(wxID_UNDO, wxRichTextCtrl::OnUndo) EVT_UPDATE_UI(wxID_UNDO, wxRichTextCtrl::OnUpdateUndo) @@ -85,12 +196,24 @@ BEGIN_EVENT_TABLE( wxRichTextCtrl, wxControl ) EVT_MENU(wxID_SELECTALL, wxRichTextCtrl::OnSelectAll) EVT_UPDATE_UI(wxID_SELECTALL, wxRichTextCtrl::OnUpdateSelectAll) + + EVT_MENU(wxID_RICHTEXT_PROPERTIES1, wxRichTextCtrl::OnProperties) + EVT_UPDATE_UI(wxID_RICHTEXT_PROPERTIES1, wxRichTextCtrl::OnUpdateProperties) + + EVT_MENU(wxID_RICHTEXT_PROPERTIES2, wxRichTextCtrl::OnProperties) + EVT_UPDATE_UI(wxID_RICHTEXT_PROPERTIES2, wxRichTextCtrl::OnUpdateProperties) + + EVT_MENU(wxID_RICHTEXT_PROPERTIES3, wxRichTextCtrl::OnProperties) + EVT_UPDATE_UI(wxID_RICHTEXT_PROPERTIES3, wxRichTextCtrl::OnUpdateProperties) + END_EVENT_TABLE() /*! * wxRichTextCtrl */ +wxArrayString wxRichTextCtrl::sm_availableFontNames; + wxRichTextCtrl::wxRichTextCtrl() : wxScrollHelper(this) { @@ -102,129 +225,204 @@ wxRichTextCtrl::wxRichTextCtrl(wxWindow* parent, const wxString& value, const wxPoint& pos, const wxSize& size, - long style) + long style, + const wxValidator& validator, + const wxString& name) : wxScrollHelper(this) { Init(); - Create(parent, id, value, pos, size, style); + Create(parent, id, value, pos, size, style, validator, name); } /// Creation -bool wxRichTextCtrl::Create( wxWindow* parent, wxWindowID id, const wxString& value, 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, + const wxValidator& validator, const wxString& name) { - if (!wxTextCtrlBase::Create(parent, id, pos, size, - style|wxFULL_REPAINT_ON_RESIZE)) + style |= wxVSCROLL; + + if (!wxControl::Create(parent, id, pos, size, + style|wxFULL_REPAINT_ON_RESIZE, + validator, name)) return false; - if (!GetFont().Ok()) + if (!GetFont().IsOk()) { SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT)); } - GetBuffer().SetRichTextCtrl(this); + // No physical scrolling, so we can preserve margins + EnableScrolling(false, false); - wxTextAttrEx attributes; + if (style & wxTE_READONLY) + SetEditable(false); + + // The base attributes must all have default values + wxRichTextAttr attributes; attributes.SetFont(GetFont()); - attributes.SetTextColour(*wxBLACK); - attributes.SetBackgroundColour(*wxWHITE); + attributes.SetTextColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT)); attributes.SetAlignment(wxTEXT_ALIGNMENT_LEFT); attributes.SetLineSpacing(10); attributes.SetParagraphSpacingAfter(10); attributes.SetParagraphSpacingBefore(0); - attributes.SetFlags(wxTEXT_ATTR_ALL); SetBasicStyle(attributes); + int margin = 5; + SetMargins(margin, margin); + // The default attributes will be merged with base attributes, so // can be empty to begin with - wxTextAttrEx defaultAttributes; + wxRichTextAttr defaultAttributes; SetDefaultStyle(defaultAttributes); - SetBackgroundColour(*wxWHITE); + 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 - SetBestFittingSize(size); + SetInitialSize(size); #if wxRICHTEXT_BUFFERED_PAINTING // Create a buffer RecreateBuffer(size); #endif - SetCursor(wxCursor(wxCURSOR_IBEAM)); + m_textCursor = wxCursor(wxCURSOR_IBEAM); + m_urlCursor = wxCursor(wxCURSOR_HAND); + + SetCursor(m_textCursor); if (!value.IsEmpty()) SetValue(value); + GetBuffer().AddEventHandler(this); + + // Accelerators + wxAcceleratorEntry entries[6]; + + entries[0].Set(wxACCEL_CTRL, (int) 'C', wxID_COPY); + entries[1].Set(wxACCEL_CTRL, (int) 'X', wxID_CUT); + entries[2].Set(wxACCEL_CTRL, (int) 'V', wxID_PASTE); + entries[3].Set(wxACCEL_CTRL, (int) 'A', wxID_SELECTALL); + entries[4].Set(wxACCEL_CTRL, (int) 'Z', wxID_UNDO); + entries[5].Set(wxACCEL_CTRL, (int) 'Y', wxID_REDO); + + wxAcceleratorTable accel(6, entries); + SetAcceleratorTable(accel); + + m_contextMenu = new wxMenu; + m_contextMenu->Append(wxID_UNDO, _("&Undo")); + m_contextMenu->Append(wxID_REDO, _("&Redo")); + m_contextMenu->AppendSeparator(); + m_contextMenu->Append(wxID_CUT, _("Cu&t")); + m_contextMenu->Append(wxID_COPY, _("&Copy")); + m_contextMenu->Append(wxID_PASTE, _("&Paste")); + m_contextMenu->Append(wxID_CLEAR, _("&Delete")); + m_contextMenu->AppendSeparator(); + m_contextMenu->Append(wxID_SELECTALL, _("Select &All")); + m_contextMenu->AppendSeparator(); + m_contextMenu->Append(wxID_RICHTEXT_PROPERTIES1, _("&Properties")); + +#if wxUSE_DRAG_AND_DROP + SetDropTarget(new wxRichTextDropTarget(this)); +#endif + return true; } wxRichTextCtrl::~wxRichTextCtrl() { + SetFocusObject(& GetBuffer(), false); + GetBuffer().RemoveEventHandler(this); + delete m_contextMenu; } /// Member initialisation void wxRichTextCtrl::Init() { - m_freezeCount = 0; m_contextMenu = NULL; m_caret = NULL; m_caretPosition = -1; - m_selectionRange.SetRange(-2, -2); m_selectionAnchor = -2; + m_selectionAnchorObject = NULL; + m_selectionState = wxRichTextCtrlSelectionState_Normal; m_editable = true; + m_useVirtualAttributes = false; + m_verticalScrollbarEnabled = true; m_caretAtLineStart = false; m_dragging = false; +#if wxUSE_DRAG_AND_DROP + m_preDrag = false; +#endif m_fullLayoutRequired = false; m_fullLayoutTime = 0; m_fullLayoutSavedPosition = 0; m_delayedLayoutThreshold = wxRICHTEXT_DEFAULT_DELAYED_LAYOUT_THRESHOLD; m_caretPositionForDefaultStyle = -2; + m_focusObject = & m_buffer; + m_scale = 1.0; } -/// Call Freeze to prevent refresh -void wxRichTextCtrl::Freeze() +void wxRichTextCtrl::DoThaw() { - m_freezeCount ++; -} - -/// Call Thaw to refresh -void wxRichTextCtrl::Thaw() -{ - m_freezeCount --; - - if (m_freezeCount == 0) - { + if (GetBuffer().IsDirty()) + LayoutContent(); + else SetupScrollbars(); - Refresh(false); - } + + wxWindow::DoThaw(); } /// Clear all text void wxRichTextCtrl::Clear() { - m_buffer.Reset(); - m_buffer.SetDirty(true); + if (GetFocusObject() == & GetBuffer()) + { + m_buffer.ResetAndClearCommands(); + m_buffer.Invalidate(wxRICHTEXT_ALL); + } + else + { + GetFocusObject()->Reset(); + } + m_caretPosition = -1; m_caretPositionForDefaultStyle = -2; m_caretAtLineStart = false; - m_selectionRange.SetRange(-2, -2); + m_selection.Reset(); + m_selectionState = wxRichTextCtrlSelectionState_Normal; - SetScrollbars(0, 0, 0, 0, 0, 0); + Scroll(0,0); - if (m_freezeCount == 0) + if (!IsFrozen()) { - SetupScrollbars(); + LayoutContent(); Refresh(false); } - SendTextUpdatedEvent(); + + wxTextCtrl::SendTextUpdatedEvent(this); } /// Painting void wxRichTextCtrl::OnPaint(wxPaintEvent& WXUNUSED(event)) { - if (GetCaret()) +#if !wxRICHTEXT_USE_OWN_CARET + if (GetCaret() && !IsFrozen()) GetCaret()->Hide(); +#else + // Stop the caret refreshing the control from within the + // paint handler + if (GetCaret()) + ((wxRichTextCaret*) GetCaret())->EnableRefresh(false); +#endif { #if wxRICHTEXT_BUFFERED_PAINTING @@ -232,32 +430,78 @@ void wxRichTextCtrl::OnPaint(wxPaintEvent& WXUNUSED(event)) #else wxPaintDC dc(this); #endif - PrepareDC(dc); - if (m_freezeCount > 0) + if (IsFrozen()) return; + PrepareDC(dc); + dc.SetFont(GetFont()); + wxRect drawingArea(GetUpdateRegion().GetBox()); + drawingArea.SetPosition(GetUnscaledPoint(GetLogicalPoint(drawingArea.GetPosition()))); + drawingArea.SetSize(GetUnscaledSize(drawingArea.GetSize())); + + wxRect availableSpace(GetUnscaledSize(GetClientSize())); + wxRichTextDrawingContext context(& GetBuffer()); + if (GetBuffer().IsDirty()) + { + dc.SetUserScale(GetScale(), GetScale()); + + GetBuffer().Layout(dc, context, availableSpace, availableSpace, wxRICHTEXT_FIXED_WIDTH|wxRICHTEXT_VARIABLE_HEIGHT); + GetBuffer().Invalidate(wxRICHTEXT_NONE); + + dc.SetUserScale(1.0, 1.0); + + SetupScrollbars(); + } + // Paint the background PaintBackground(dc); - wxRect drawingArea(GetLogicalPoint(wxPoint(0, 0)), GetClientSize()); - wxRect availableSpace(GetClientSize()); - if (GetBuffer().GetDirty()) + wxRect clipRect(availableSpace); + clipRect.x += GetBuffer().GetLeftMargin(); + clipRect.y += GetBuffer().GetTopMargin(); + clipRect.width -= (GetBuffer().GetLeftMargin() + GetBuffer().GetRightMargin()); + clipRect.height -= (GetBuffer().GetTopMargin() + GetBuffer().GetBottomMargin()); + + clipRect = GetScaledRect(clipRect); + clipRect.SetPosition(GetLogicalPoint(clipRect.GetPosition())); + + dc.SetClippingRegion(clipRect); + + int flags = 0; + if ((GetExtraStyle() & wxRICHTEXT_EX_NO_GUIDELINES) == 0) + flags |= wxRICHTEXT_DRAW_GUIDELINES; + + dc.SetUserScale(GetScale(), GetScale()); + + GetBuffer().Draw(dc, context, GetBuffer().GetOwnRange(), GetSelection(), drawingArea, 0 /* descent */, flags); + + dc.DestroyClippingRegion(); + + // Other user defined painting after everything else (i.e. all text) is painted + PaintAboveContent(dc); + +#if wxRICHTEXT_USE_OWN_CARET + if (GetCaret()->IsVisible()) { - GetBuffer().Layout(dc, availableSpace, wxRICHTEXT_FIXED_WIDTH|wxRICHTEXT_VARIABLE_HEIGHT); - GetBuffer().SetDirty(false); - SetupScrollbars(); + PositionCaret(); + ((wxRichTextCaret*) GetCaret())->DoDraw(& dc); } +#endif - GetBuffer().Draw(dc, GetBuffer().GetRange(), GetInternalSelectionRange(), drawingArea, 0 /* descent */, 0 /* flags */); + dc.SetUserScale(1.0, 1.0); } +#if !wxRICHTEXT_USE_OWN_CARET if (GetCaret()) GetCaret()->Show(); - PositionCaret(); +#else + if (GetCaret()) + ((wxRichTextCaret*) GetCaret())->EnableRefresh(true); +#endif } // Empty implementation, to prevent flicker @@ -267,21 +511,67 @@ void wxRichTextCtrl::OnEraseBackground(wxEraseEvent& WXUNUSED(event)) void wxRichTextCtrl::OnSetFocus(wxFocusEvent& WXUNUSED(event)) { - wxCaret* caret = new wxCaret(this, wxRICHTEXT_DEFAULT_CARET_WIDTH, 16); - SetCaret(caret); - caret->Show(); - PositionCaret(); + if (GetCaret()) + { +#if !wxRICHTEXT_USE_OWN_CARET + PositionCaret(); +#endif + GetCaret()->Show(); + } +#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)) { - SetCaret(NULL); + if (GetCaret()) + GetCaret()->Hide(); +#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 = false; +} + +// Set up the caret for the given position and container, after a mouse click +bool wxRichTextCtrl::SetCaretPositionAfterClick(wxRichTextParagraphLayoutBox* container, long position, int hitTestFlags, bool extendSelection) +{ + bool caretAtLineStart = false; + + if (hitTestFlags & wxRICHTEXT_HITTEST_BEFORE) + { + // If we're at the start of a line (but not first in para) + // then we should keep the caret showing at the start of the line + // by showing the m_caretAtLineStart flag. + wxRichTextParagraph* para = container->GetParagraphAtPosition(position); + wxRichTextLine* line = container->GetLineAtPosition(position); + + if (line && para && line->GetAbsoluteRange().GetStart() == position && para->GetRange().GetStart() != position) + caretAtLineStart = true; + position --; + } + + if (extendSelection && (m_caretPosition != position)) + ExtendSelection(m_caretPosition, position, wxRICHTEXT_SHIFT_DOWN); + + MoveCaret(position, caretAtLineStart); + SetDefaultStyleToCursorStyle(); + + return true; } /// Left-click @@ -293,58 +583,255 @@ void wxRichTextCtrl::OnLeftClick(wxMouseEvent& event) PrepareDC(dc); dc.SetFont(GetFont()); + // TODO: detect change of focus object long position = 0; - int hit = GetBuffer().HitTest(dc, event.GetLogicalPosition(dc), position); - - if (hit != wxRICHTEXT_HITTEST_NONE) + wxRichTextObject* hitObj = NULL; + wxRichTextObject* contextObj = NULL; + wxRichTextDrawingContext context(& GetBuffer()); + int hit = GetBuffer().HitTest(dc, context, GetUnscaledPoint(event.GetLogicalPosition(dc)), position, & hitObj, & contextObj, wxRICHTEXT_HITTEST_HONOUR_ATOMIC); + +#if wxUSE_DRAG_AND_DROP + // If there's no selection, or we're not inside it, this isn't an attempt to initiate Drag'n'Drop + if (IsEditable() && HasSelection() && GetSelectionRange().ToInternal().Contains(position)) { - m_dragStart = event.GetLogicalPosition(dc); - m_dragging = true; - CaptureMouse(); + // This might be an attempt at initiating Drag'n'Drop. So set the time & flags + m_preDrag = true; + m_dragStartPoint = event.GetPosition(); // No need to worry about logical positions etc, we only care about the distance from the original pt - SelectNone(); +#if wxUSE_DATETIME + m_dragStartTime = wxDateTime::UNow(); +#endif // wxUSE_DATETIME - bool caretAtLineStart = false; + // Preserve behaviour of clicking on an object within the selection + if (hit != wxRICHTEXT_HITTEST_NONE && hitObj) + m_dragging = true; - if (hit & wxRICHTEXT_HITTEST_BEFORE) - { - // If we're at the start of a line (but not first in para) - // then we should keep the caret showing at the start of the line - // by showing the m_caretAtLineStart flag. - wxRichTextParagraph* para = GetBuffer().GetParagraphAtPosition(position); - wxRichTextLine* line = GetBuffer().GetLineAtPosition(position); + return; // Don't skip the event, else the selection will be lost + } +#endif // wxUSE_DRAG_AND_DROP - if (line && para && line->GetAbsoluteRange().GetStart() == position && para->GetRange().GetStart() != position) - caretAtLineStart = true; - position --; + if (hit != wxRICHTEXT_HITTEST_NONE && hitObj) + { + wxRichTextParagraphLayoutBox* oldFocusObject = GetFocusObject(); + wxRichTextParagraphLayoutBox* container = wxDynamicCast(contextObj, wxRichTextParagraphLayoutBox); + if (container && container != GetFocusObject() && container->AcceptsFocus()) + { + SetFocusObject(container, false /* don't set caret position yet */); } - MoveCaret(position, caretAtLineStart); - SetDefaultStyleToCursorStyle(); + m_dragging = true; + CaptureMouse(); + + long oldCaretPos = m_caretPosition; + + SetCaretPositionAfterClick(container, position, hit); + + // For now, don't handle shift-click when we're selecting multiple objects. + if (event.ShiftDown() && GetFocusObject() == oldFocusObject && m_selectionState == wxRichTextCtrlSelectionState_Normal) + ExtendSelection(oldCaretPos, m_caretPosition, wxRICHTEXT_SHIFT_DOWN); + else + SelectNone(); } event.Skip(); } /// Left-up -void wxRichTextCtrl::OnLeftUp(wxMouseEvent& WXUNUSED(event)) +void wxRichTextCtrl::OnLeftUp(wxMouseEvent& event) { if (m_dragging) { m_dragging = false; if (GetCapture() == this) ReleaseMouse(); + + // See if we clicked on a URL + wxClientDC dc(this); + PrepareDC(dc); + dc.SetFont(GetFont()); + + long position = 0; + wxPoint logicalPt = event.GetLogicalPosition(dc); + wxRichTextObject* hitObj = NULL; + wxRichTextObject* contextObj = NULL; + wxRichTextDrawingContext context(& GetBuffer()); + // Only get objects at this level, not nested, because otherwise we couldn't swipe text at a single level. + int hit = GetFocusObject()->HitTest(dc, context, GetUnscaledPoint(logicalPt), position, & hitObj, & contextObj, wxRICHTEXT_HITTEST_NO_NESTED_OBJECTS|wxRICHTEXT_HITTEST_HONOUR_ATOMIC); + +#if wxUSE_DRAG_AND_DROP + if (m_preDrag) + { + // Preserve the behaviour that would have happened without drag-and-drop detection, in OnLeftClick + m_preDrag = false; // Tell DnD not to happen now: we are processing Left Up ourselves. + + // Do the actions that would have been done in OnLeftClick if we hadn't tried to drag + long position = 0; + wxRichTextObject* hitObj = NULL; + wxRichTextObject* contextObj = NULL; + int hit = GetBuffer().HitTest(dc, context, GetUnscaledPoint(event.GetLogicalPosition(dc)), position, & hitObj, & contextObj, wxRICHTEXT_HITTEST_HONOUR_ATOMIC); + wxRichTextParagraphLayoutBox* oldFocusObject = GetFocusObject(); + wxRichTextParagraphLayoutBox* container = wxDynamicCast(contextObj, wxRichTextParagraphLayoutBox); + if (container && container != GetFocusObject() && container->AcceptsFocus()) + { + SetFocusObject(container, false /* don't set caret position yet */); + } + + long oldCaretPos = m_caretPosition; + + SetCaretPositionAfterClick(container, position, hit); + + // For now, don't handle shift-click when we're selecting multiple objects. + if (event.ShiftDown() && GetFocusObject() == oldFocusObject && m_selectionState == wxRichTextCtrlSelectionState_Normal) + ExtendSelection(oldCaretPos, m_caretPosition, wxRICHTEXT_SHIFT_DOWN); + else + SelectNone(); + } +#endif + + if ((hit != wxRICHTEXT_HITTEST_NONE) && !(hit & wxRICHTEXT_HITTEST_OUTSIDE)) + { + wxRichTextEvent cmdEvent( + wxEVT_RICHTEXT_LEFT_CLICK, + GetId()); + cmdEvent.SetEventObject(this); + cmdEvent.SetPosition(position); + if (hitObj) + cmdEvent.SetContainer(hitObj->GetContainer()); + + if (!GetEventHandler()->ProcessEvent(cmdEvent)) + { + wxRichTextAttr attr; + if (GetStyle(position, attr)) + { + if (attr.HasFlag(wxTEXT_ATTR_URL)) + { + wxString urlTarget = attr.GetURL(); + if (!urlTarget.IsEmpty()) + { + wxMouseEvent mouseEvent(event); + + long startPos = 0, endPos = 0; + wxRichTextObject* obj = GetFocusObject()->GetLeafObjectAtPosition(position); + if (obj) + { + startPos = obj->GetRange().GetStart(); + endPos = obj->GetRange().GetEnd(); + } + + wxTextUrlEvent urlEvent(GetId(), mouseEvent, startPos, endPos); + InitCommandEvent(urlEvent); + + urlEvent.SetString(urlTarget); + + GetEventHandler()->ProcessEvent(urlEvent); + } + } + } + } + } + } + +#if wxUSE_DRAG_AND_DROP + m_preDrag = false; +#endif // wxUSE_DRAG_AND_DROP + +#if wxUSE_CLIPBOARD && wxUSE_DATAOBJ && wxHAVE_PRIMARY_SELECTION + if (HasSelection() && GetFocusObject() && GetFocusObject()->GetBuffer()) + { + // Put the selection in PRIMARY, if it exists + wxTheClipboard->UsePrimarySelection(true); + + wxRichTextRange range = GetInternalSelectionRange(); + GetFocusObject()->GetBuffer()->CopyToClipboard(range); + + wxTheClipboard->UsePrimarySelection(false); } +#endif } -/// Left-click +/// Mouse-movements void wxRichTextCtrl::OnMoveMouse(wxMouseEvent& event) { - if (!event.Dragging()) + if (!event.Dragging() && m_dragging) { - event.Skip(); - return; + // We may have accidentally lost a mouse-up event, especially on Linux + m_dragging = false; + if (GetCapture() == this) + ReleaseMouse(); + } + +#if wxUSE_DRAG_AND_DROP + size_t distance = 0; + if (m_preDrag || m_dragging) + { + int x = m_dragStartPoint.x - event.GetPosition().x; + int y = m_dragStartPoint.y - event.GetPosition().y; + distance = abs(x) + abs(y); + } + + // See if we're starting Drag'n'Drop + if (m_preDrag) + { +#if wxUSE_DATETIME + wxTimeSpan diff = wxDateTime::UNow() - m_dragStartTime; +#endif + if ((distance > 10) +#if wxUSE_DATETIME + && (diff.GetMilliseconds() > 100) +#endif + ) + { + m_dragging = false; + + // Start drag'n'drop + wxRichTextRange range = GetInternalSelectionRange(); + if (range == wxRICHTEXT_NONE) + { + // Don't try to drag an empty range + m_preDrag = false; + return; + } + + // Cache the current situation, to be restored if Drag'n'Drop is cancelled + long oldPos = GetCaretPosition(); + wxRichTextParagraphLayoutBox* oldFocus = GetFocusObject(); + + wxDataObjectComposite* compositeObject = new wxDataObjectComposite(); + wxString text = GetFocusObject()->GetTextForRange(range); +#ifdef __WXMSW__ + text = wxTextFile::Translate(text, wxTextFileType_Dos); +#endif + compositeObject->Add(new wxTextDataObject(text), false /* not preferred */); + + wxRichTextBuffer* richTextBuf = new wxRichTextBuffer; + GetFocusObject()->CopyFragment(range, *richTextBuf); + compositeObject->Add(new wxRichTextBufferDataObject(richTextBuf), true /* preferred */); + + wxRichTextDropSource source(*compositeObject, this); + // Use wxDrag_DefaultMove, not because it's the likelier choice but because pressing Ctrl for Copy obeys the principle of least surprise + // The alternative, wxDrag_DefaultCopy, requires the user to know that Move needs the Shift key pressed + BeginBatchUndo(_("Drag")); + switch (source.DoDragDrop(wxDrag_AllowMove | wxDrag_DefaultMove)) + { + case wxDragMove: + case wxDragCopy: break; + + case wxDragError: + wxLogError(wxT("An error occurred during drag and drop operation")); + case wxDragNone: + case wxDragCancel: + Refresh(); // This is needed in wxMSW, otherwise resetting the position doesn't 'take' + SetCaretPosition(oldPos); + SetFocusObject(oldFocus, false); + default: break; + } + EndBatchUndo(); + + m_preDrag = false; + return; + } } +#endif // wxUSE_DRAG_AND_DROP wxClientDC dc(this); PrepareDC(dc); @@ -352,58 +839,203 @@ void wxRichTextCtrl::OnMoveMouse(wxMouseEvent& event) long position = 0; wxPoint logicalPt = event.GetLogicalPosition(dc); - int hit = GetBuffer().HitTest(dc, logicalPt, position); + wxRichTextObject* hitObj = NULL; + wxRichTextObject* contextObj = NULL; + + int flags = 0; - if (m_dragging && hit != wxRICHTEXT_HITTEST_NONE) + // If we're dragging, let's only consider positions at this level; otherwise + // selecting a range is not going to work. + wxRichTextParagraphLayoutBox* container = & GetBuffer(); + if (m_dragging) { - // TODO: test closeness + flags = wxRICHTEXT_HITTEST_NO_NESTED_OBJECTS; + container = GetFocusObject(); + } + wxRichTextDrawingContext context(& GetBuffer()); + int hit = container->HitTest(dc, context, GetUnscaledPoint(logicalPt), position, & hitObj, & contextObj, flags); - bool caretAtLineStart = false; + // See if we need to change the cursor - if (hit & wxRICHTEXT_HITTEST_BEFORE) + { + if (hit != wxRICHTEXT_HITTEST_NONE && !(hit & wxRICHTEXT_HITTEST_OUTSIDE) && hitObj) { - // If we're at the start of a line (but not first in para) - // then we should keep the caret showing at the start of the line - // by showing the m_caretAtLineStart flag. - wxRichTextParagraph* para = GetBuffer().GetParagraphAtPosition(position); - wxRichTextLine* line = GetBuffer().GetLineAtPosition(position); - - if (line && para && line->GetAbsoluteRange().GetStart() == position && para->GetRange().GetStart() != position) - caretAtLineStart = true; - position --; + wxRichTextParagraphLayoutBox* actualContainer = wxDynamicCast(contextObj, wxRichTextParagraphLayoutBox); + if (actualContainer) + ProcessMouseMovement(actualContainer, hitObj, position, logicalPt); } + else + SetCursor(m_textCursor); + } + + if (!event.Dragging()) + { + event.Skip(); + return; + } - if (m_caretPosition != position) + if (m_dragging +#if wxUSE_DRAG_AND_DROP + && !m_preDrag + && (distance > 4) +#endif + ) + { + wxRichTextParagraphLayoutBox* commonAncestor = NULL; + wxRichTextParagraphLayoutBox* otherContainer = NULL; + wxRichTextParagraphLayoutBox* firstContainer = NULL; + + // Check for dragging across multiple containers + long position2 = 0; + wxRichTextObject* hitObj2 = NULL, *contextObj2 = NULL; + int hit2 = GetBuffer().HitTest(dc, context, GetUnscaledPoint(logicalPt), position2, & hitObj2, & contextObj2, 0); + if (hit2 != wxRICHTEXT_HITTEST_NONE && !(hit2 & wxRICHTEXT_HITTEST_OUTSIDE) && hitObj2 && hitObj != hitObj2) { - bool extendSel = ExtendSelection(m_caretPosition, position, wxRICHTEXT_SHIFT_DOWN); + // See if we can find a common ancestor + if (m_selectionState == wxRichTextCtrlSelectionState_Normal) + { + firstContainer = GetFocusObject(); + commonAncestor = wxDynamicCast(firstContainer->GetParent(), wxRichTextParagraphLayoutBox); + } + else + { + firstContainer = wxDynamicCast(m_selectionAnchorObject, wxRichTextParagraphLayoutBox); + //commonAncestor = GetFocusObject(); // when the selection state is not normal, the focus object (e.g. table) + // is the common ancestor. + commonAncestor = wxDynamicCast(firstContainer->GetParent(), wxRichTextParagraphLayoutBox); + } - MoveCaret(position, caretAtLineStart); - SetDefaultStyleToCursorStyle(); + if (commonAncestor && commonAncestor->HandlesChildSelections()) + { + wxRichTextObject* p = hitObj2; + while (p) + { + if (p->GetParent() == commonAncestor) + { + otherContainer = wxDynamicCast(p, wxRichTextParagraphLayoutBox); + break; + } + p = p->GetParent(); + } + } + + if (commonAncestor && firstContainer && otherContainer) + { + // We have now got a second container that shares a parent with the current or anchor object. + if (m_selectionState == wxRichTextCtrlSelectionState_Normal) + { + // Don't go into common-ancestor selection mode if we still have the same + // container. + if (otherContainer != firstContainer) + { + m_selectionState = wxRichTextCtrlSelectionState_CommonAncestor; + m_selectionAnchorObject = firstContainer; + m_selectionAnchor = firstContainer->GetRange().GetStart(); + + // The common ancestor, such as a table, returns the cell selection + // between the anchor and current position. + m_selection = commonAncestor->GetSelection(m_selectionAnchor, otherContainer->GetRange().GetStart()); + } + } + else + { + m_selection = commonAncestor->GetSelection(m_selectionAnchor, otherContainer->GetRange().GetStart()); + } - if (extendSel) - Refresh(false); + Refresh(); + + if (otherContainer->AcceptsFocus()) + SetFocusObject(otherContainer, false /* don't set caret and clear selection */); + MoveCaret(-1, false); + SetDefaultStyleToCursorStyle(); + } } } + + if (hitObj && m_dragging && hit != wxRICHTEXT_HITTEST_NONE && m_selectionState == wxRichTextCtrlSelectionState_Normal +#if wxUSE_DRAG_AND_DROP + && !m_preDrag + && (distance > 4) +#endif + ) + { + SetCaretPositionAfterClick(container, position, hit, true /* extend selection */); + } } /// Right-click void wxRichTextCtrl::OnRightClick(wxMouseEvent& event) { SetFocus(); - event.Skip(); + + wxClientDC dc(this); + PrepareDC(dc); + dc.SetFont(GetFont()); + + long position = 0; + wxPoint logicalPt = event.GetLogicalPosition(dc); + wxRichTextObject* hitObj = NULL; + wxRichTextObject* contextObj = NULL; + wxRichTextDrawingContext context(& GetBuffer()); + int hit = GetFocusObject()->HitTest(dc, context, GetUnscaledPoint(logicalPt), position, & hitObj, & contextObj, wxRICHTEXT_HITTEST_HONOUR_ATOMIC); + + if (hitObj && hitObj->GetContainer() != GetFocusObject()) + { + wxRichTextParagraphLayoutBox* actualContainer = wxDynamicCast(contextObj, wxRichTextParagraphLayoutBox); + if (actualContainer && actualContainer->AcceptsFocus()) + { + SetFocusObject(actualContainer, false /* don't set caret position yet */); + SetCaretPositionAfterClick(actualContainer, position, hit); + } + } + + wxRichTextEvent cmdEvent( + wxEVT_RICHTEXT_RIGHT_CLICK, + GetId()); + cmdEvent.SetEventObject(this); + cmdEvent.SetPosition(position); + if (hitObj) + cmdEvent.SetContainer(hitObj->GetContainer()); + + if (!GetEventHandler()->ProcessEvent(cmdEvent)) + event.Skip(); } /// Left-double-click -void wxRichTextCtrl::OnLeftDClick(wxMouseEvent& event) +void wxRichTextCtrl::OnLeftDClick(wxMouseEvent& WXUNUSED(event)) { - SelectWord(GetCaretPosition()+1); - event.Skip(); + wxRichTextEvent cmdEvent( + wxEVT_RICHTEXT_LEFT_DCLICK, + GetId()); + cmdEvent.SetEventObject(this); + cmdEvent.SetPosition(m_caretPosition+1); + cmdEvent.SetContainer(GetFocusObject()); + + if (!GetEventHandler()->ProcessEvent(cmdEvent)) + { + SelectWord(GetCaretPosition()+1); + } } /// Middle-click void wxRichTextCtrl::OnMiddleClick(wxMouseEvent& event) { - event.Skip(); + wxRichTextEvent cmdEvent( + wxEVT_RICHTEXT_MIDDLE_CLICK, + GetId()); + cmdEvent.SetEventObject(this); + cmdEvent.SetPosition(m_caretPosition+1); + cmdEvent.SetContainer(GetFocusObject()); + + if (!GetEventHandler()->ProcessEvent(cmdEvent)) + event.Skip(); + +#if wxUSE_CLIPBOARD && wxUSE_DATAOBJ && wxHAVE_PRIMARY_SELECTION + // Paste any PRIMARY selection, if it exists + wxTheClipboard->UsePrimarySelection(true); + Paste(); + wxTheClipboard->UsePrimarySelection(false); +#endif } /// Key press @@ -417,123 +1049,18 @@ void wxRichTextCtrl::OnChar(wxKeyEvent& event) if (event.AltDown()) flags |= wxRICHTEXT_ALT_DOWN; - if (event.GetKeyCode() == WXK_LEFT || - event.GetKeyCode() == WXK_RIGHT || - event.GetKeyCode() == WXK_UP || - event.GetKeyCode() == WXK_DOWN || - event.GetKeyCode() == WXK_HOME || - event.GetKeyCode() == WXK_PAGEUP || - event.GetKeyCode() == WXK_PAGEDOWN || - 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() ) - { - event.Skip(); - return; - } - - if (event.GetKeyCode() == WXK_RETURN) - { - BeginBatchUndo(_("Insert Text")); - - long newPos = m_caretPosition; - - DeleteSelectedContent(& newPos); - - GetBuffer().InsertNewlineWithUndo(newPos+1, this, wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE); - - wxRichTextEvent cmdEvent( - wxEVT_COMMAND_RICHTEXT_RETURN, - GetId()); - cmdEvent.SetEventObject(this); - cmdEvent.SetFlags(flags); - GetEventHandler()->ProcessEvent(cmdEvent); - - EndBatchUndo(); - SetDefaultStyleToCursorStyle(); - - ScrollIntoView(m_caretPosition, WXK_RIGHT); - } - else if (event.GetKeyCode() == WXK_BACK) - { - BeginBatchUndo(_("Delete Text")); - - // Submit range in character positions, which are greater than caret positions, - // 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), - m_caretPosition, // Current caret position - m_caretPosition-1, // New caret position - this); - } - else - DeleteSelectedContent(); - - EndBatchUndo(); - - // Shouldn't this be in Do()? - if (GetLastPosition() == -1) - { - GetBuffer().Reset(); - - m_caretPosition = -1; - PositionCaret(); - SetDefaultStyleToCursorStyle(); - } - - ScrollIntoView(m_caretPosition, WXK_LEFT); - } - else if (event.GetKeyCode() == WXK_DELETE) + if (event.GetEventType() == wxEVT_KEY_DOWN) { - BeginBatchUndo(_("Delete Text")); - - // Submit range in character positions, which are greater than caret positions, - if (m_caretPosition < GetBuffer().GetRange().GetEnd()+1 && !HasSelection()) + if (event.IsKeyInCategory(WXK_CATEGORY_NAVIGATION)) { - GetBuffer().DeleteRangeWithUndo(wxRichTextRange(m_caretPosition+1, m_caretPosition+1), - m_caretPosition, // Current caret position - m_caretPosition+1, // New caret position - this); + KeyboardNavigate(event.GetKeyCode(), flags); + return; } - else - DeleteSelectedContent(); - EndBatchUndo(); - - // Shouldn't this be in Do()? - if (GetLastPosition() == -1) - { - GetBuffer().Reset(); - - m_caretPosition = -1; - PositionCaret(); - SetDefaultStyleToCursorStyle(); - } - } - else - { long keycode = event.GetKeyCode(); switch ( keycode ) { case WXK_ESCAPE: - // case WXK_SPACE: - case WXK_DELETE: case WXK_START: case WXK_LBUTTON: case WXK_RBUTTON: @@ -558,22 +1085,6 @@ void wxRichTextCtrl::OnChar(wxKeyEvent& event) 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: @@ -602,9 +1113,6 @@ void wxRichTextCtrl::OnChar(wxKeyEvent& event) 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: @@ -619,13 +1127,176 @@ void wxRichTextCtrl::OnChar(wxKeyEvent& event) 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: + case WXK_WINDOWS_LEFT: + { + return; + } + default: + { + } + } + + // Must process this before translation, otherwise it's translated into a WXK_DELETE event. + if (event.CmdDown() && event.GetKeyCode() == WXK_BACK) + { + if (!ProcessBackKey(event, flags)) + return; + } + else + event.Skip(); + + return; + } + + // all the other keys modify the controls contents which shouldn't be + // possible if we're read-only + if ( !IsEditable() ) + { + event.Skip(); + return; + } + + if (event.GetKeyCode() == WXK_RETURN) + { + if (!CanInsertContent(* GetFocusObject(), m_caretPosition+1)) + return; + + long newPos = m_caretPosition; + + if (HasSelection() && !CanDeleteRange(* GetFocusObject(), GetSelectionRange())) + { + return; + } + + BeginBatchUndo(_("Insert Text")); + + DeleteSelectedContent(& newPos); + + if (event.ShiftDown()) + { + wxString text; + text = wxRichTextLineBreakChar; + GetFocusObject()->InsertTextWithUndo(& GetBuffer(), newPos+1, text, this); + m_caretAtLineStart = true; + PositionCaret(); + } + else + GetFocusObject()->InsertNewlineWithUndo(& GetBuffer(), newPos+1, this, wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE|wxRICHTEXT_INSERT_INTERACTIVE); + + // Automatically renumber list + bool isNumberedList = false; + wxRichTextRange numberedListRange = FindRangeForList(newPos+1, isNumberedList); + if (isNumberedList && numberedListRange != wxRichTextRange(-1, -1)) + { + NumberList(numberedListRange, NULL, wxRICHTEXT_SETSTYLE_RENUMBER|wxRICHTEXT_SETSTYLE_WITH_UNDO); + } + + EndBatchUndo(); + SetDefaultStyleToCursorStyle(); + + ScrollIntoView(m_caretPosition, WXK_RIGHT); + + wxRichTextEvent cmdEvent( + wxEVT_RICHTEXT_RETURN, + GetId()); + cmdEvent.SetEventObject(this); + cmdEvent.SetFlags(flags); + cmdEvent.SetPosition(newPos+1); + cmdEvent.SetContainer(GetFocusObject()); + + if (!GetEventHandler()->ProcessEvent(cmdEvent)) + { + // Generate conventional event + wxCommandEvent textEvent(wxEVT_TEXT_ENTER, GetId()); + InitCommandEvent(textEvent); + + GetEventHandler()->ProcessEvent(textEvent); + } + Update(); + } + else if (event.GetKeyCode() == WXK_BACK) + { + ProcessBackKey(event, flags); + } + else if (event.GetKeyCode() == WXK_DELETE) + { + long newPos = m_caretPosition; + + if (HasSelection() && !CanDeleteRange(* GetFocusObject(), GetSelectionRange())) + { + return; + } + + BeginBatchUndo(_("Delete Text")); + + bool processed = DeleteSelectedContent(& newPos); + + int deletions = 0; + if (processed) + deletions ++; + + // Submit range in character positions, which are greater than caret positions, + if (newPos < GetFocusObject()->GetOwnRange().GetEnd()+1) + { + if (event.CmdDown()) + { + long pos = wxRichTextCtrl::FindNextWordPosition(1); + if (pos != -1 && (pos > newPos)) + { + wxRichTextRange range(newPos+1, pos); + if (CanDeleteRange(* GetFocusObject(), range.FromInternal())) + { + GetFocusObject()->DeleteRangeWithUndo(range, this, & GetBuffer()); + deletions ++; + } + processed = true; + } + } + + if (!processed && newPos < (GetLastPosition()-1)) + { + wxRichTextRange range(newPos+1, newPos+1); + if (CanDeleteRange(* GetFocusObject(), range.FromInternal())) + { + GetFocusObject()->DeleteRangeWithUndo(range, this, & GetBuffer()); + deletions ++; + } + } + } + + EndBatchUndo(); + + if (GetLastPosition() == -1) + { + GetFocusObject()->Reset(); + + m_caretPosition = -1; + PositionCaret(); + SetDefaultStyleToCursorStyle(); + } + + ScrollIntoView(m_caretPosition, WXK_LEFT); + + // Always send this event; wxEVT_RICHTEXT_CONTENT_DELETED will be sent only if there is an actual deletion. + { + wxRichTextEvent cmdEvent( + wxEVT_RICHTEXT_DELETE, + GetId()); + cmdEvent.SetEventObject(this); + cmdEvent.SetFlags(flags); + cmdEvent.SetPosition(m_caretPosition+1); + cmdEvent.SetContainer(GetFocusObject()); + GetEventHandler()->ProcessEvent(cmdEvent); + } + + Update(); + } + else + { + long keycode = event.GetKeyCode(); + switch ( keycode ) + { + case WXK_ESCAPE: { event.Skip(); return; @@ -633,87 +1304,285 @@ void wxRichTextCtrl::OnChar(wxKeyEvent& event) default: { - if (event.CmdDown() || event.AltDown()) +#ifdef __WXMAC__ + if (event.CmdDown()) +#else + // Fixes AltGr+key with European input languages on Windows + if ((event.CmdDown() && !event.AltDown()) || (event.AltDown() && !event.CmdDown())) +#endif { event.Skip(); return; } + wxRichTextEvent cmdEvent( + wxEVT_RICHTEXT_CHARACTER, + GetId()); + cmdEvent.SetEventObject(this); + cmdEvent.SetFlags(flags); +#if wxUSE_UNICODE + cmdEvent.SetCharacter(event.GetUnicodeKey()); +#else + cmdEvent.SetCharacter((wxChar) keycode); +#endif + cmdEvent.SetPosition(m_caretPosition+1); + cmdEvent.SetContainer(GetFocusObject()); + + 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 = GetFocusObject()->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); + + GetEventHandler()->ProcessEvent(cmdEvent); + + return; + } + } + + if (!CanInsertContent(* GetFocusObject(), m_caretPosition+1)) + return; + + if (HasSelection() && !CanDeleteRange(* GetFocusObject(), GetSelectionRange())) + return; + BeginBatchUndo(_("Insert Text")); long newPos = m_caretPosition; DeleteSelectedContent(& newPos); +#if wxUSE_UNICODE + wxString str = event.GetUnicodeKey(); +#else wxString str = (wxChar) event.GetKeyCode(); - GetBuffer().InsertTextWithUndo(newPos+1, str, this, wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE); +#endif + GetFocusObject()->InsertTextWithUndo(& GetBuffer(), newPos+1, str, this, 0); EndBatchUndo(); SetDefaultStyleToCursorStyle(); ScrollIntoView(m_caretPosition, WXK_RIGHT); + + cmdEvent.SetPosition(m_caretPosition); + GetEventHandler()->ProcessEvent(cmdEvent); + + Update(); } } } } -/// Delete content if there is a selection, e.g. when pressing a key. -bool wxRichTextCtrl::DeleteSelectedContent(long* newPos) +bool wxRichTextCtrl::ProcessMouseMovement(wxRichTextParagraphLayoutBox* container, wxRichTextObject* WXUNUSED(obj), long position, const wxPoint& WXUNUSED(pos)) { - if (HasSelection()) + wxRichTextAttr attr; + if (container && GetStyle(position, attr, container)) { - long pos = m_selectionRange.GetStart(); - GetBuffer().DeleteRangeWithUndo(m_selectionRange, - m_caretPosition, // Current caret position - pos, // New caret position - this); - m_selectionRange.SetRange(-2, -2); - - if (newPos) - *newPos = pos-1; + if (attr.HasFlag(wxTEXT_ATTR_URL)) + { + SetCursor(m_urlCursor); + } + else if (!attr.HasFlag(wxTEXT_ATTR_URL)) + { + SetCursor(m_textCursor); + } return true; } else return false; } -/// Keyboard navigation +// Processes the back key +bool wxRichTextCtrl::ProcessBackKey(wxKeyEvent& event, int flags) +{ + if (!IsEditable()) + { + return false; + } -/* + if (HasSelection() && !CanDeleteRange(* GetFocusObject(), GetSelectionRange())) + { + return false; + } -Left: left one character -Right: right one character -Up: up one line -Down: down one line -Ctrl-Left: left one word -Ctrl-Right: right one word -Ctrl-Up: previous paragraph start -Ctrl-Down: next start of paragraph -Home: start of line -End: end of line -Ctrl-Home: start of document -Ctrl-End: end of document -Page-Up: Up a screen -Page-Down: Down a screen + wxRichTextParagraph* para = GetFocusObject()->GetParagraphAtPosition(m_caretPosition, true); -Maybe: + // If we're at the start of a list item with a bullet, let's 'delete' the bullet, i.e. + // make it a continuation paragraph. + if (!HasSelection() && para && ((m_caretPosition+1) == para->GetRange().GetStart()) && + para->GetAttributes().HasBulletStyle() && (para->GetAttributes().GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_CONTINUATION) == 0) + { + wxRichTextParagraph* newPara = wxDynamicCast(para->Clone(), wxRichTextParagraph); + newPara->GetAttributes().SetBulletStyle(newPara->GetAttributes().GetBulletStyle() | wxTEXT_ATTR_BULLET_STYLE_CONTINUATION); + + wxRichTextAction* action = new wxRichTextAction(NULL, _("Remove Bullet"), wxRICHTEXT_CHANGE_STYLE, & GetBuffer(), GetFocusObject(), this); + action->SetRange(newPara->GetRange()); + action->SetPosition(GetCaretPosition()); + action->GetNewParagraphs().AppendChild(newPara); + // Also store the old ones for Undo + action->GetOldParagraphs().AppendChild(new wxRichTextParagraph(*para)); + + GetBuffer().Invalidate(para->GetRange()); + GetBuffer().SubmitAction(action); + + // Automatically renumber list + bool isNumberedList = false; + wxRichTextRange numberedListRange = FindRangeForList(m_caretPosition, isNumberedList); + if (isNumberedList && numberedListRange != wxRichTextRange(-1, -1)) + { + NumberList(numberedListRange, NULL, wxRICHTEXT_SETSTYLE_RENUMBER|wxRICHTEXT_SETSTYLE_WITH_UNDO); + } -Ctrl-Alt-PgUp: Start of window -Ctrl-Alt-PgDn: End of window -F8: Start selection mode -Esc: End selection mode + Update(); + } + else + { + BeginBatchUndo(_("Delete Text")); -Adding Shift does the above but starts/extends selection. + long newPos = m_caretPosition; + bool processed = DeleteSelectedContent(& newPos); - */ + int deletions = 0; + if (processed) + deletions ++; -bool wxRichTextCtrl::KeyboardNavigate(int keyCode, int flags) -{ - bool success = false; + // Submit range in character positions, which are greater than caret positions, + // so subtract 1 for deleted character and add 1 for conversion to character position. + if (newPos > -1) + { + if (event.CmdDown()) + { + long pos = wxRichTextCtrl::FindNextWordPosition(-1); + if (pos < newPos) + { + wxRichTextRange range(pos+1, newPos); + if (CanDeleteRange(* GetFocusObject(), range.FromInternal())) + { + GetFocusObject()->DeleteRangeWithUndo(range, this, & GetBuffer()); + deletions ++; + } + processed = true; + } + } - if (keyCode == WXK_RIGHT || keyCode == WXK_NUMPAD_RIGHT) - { - if (flags & wxRICHTEXT_CTRL_DOWN) + if (!processed) + { + wxRichTextRange range(newPos, newPos); + if (CanDeleteRange(* GetFocusObject(), range.FromInternal())) + { + GetFocusObject()->DeleteRangeWithUndo(range, this, & GetBuffer()); + deletions ++; + } + } + } + + EndBatchUndo(); + + if (GetLastPosition() == -1) + { + GetFocusObject()->Reset(); + + m_caretPosition = -1; + PositionCaret(); + SetDefaultStyleToCursorStyle(); + } + + ScrollIntoView(m_caretPosition, WXK_LEFT); + + // Always send this event; wxEVT_RICHTEXT_CONTENT_DELETED will be sent only if there is an actual deletion. + { + wxRichTextEvent cmdEvent( + wxEVT_RICHTEXT_DELETE, + GetId()); + cmdEvent.SetEventObject(this); + cmdEvent.SetFlags(flags); + cmdEvent.SetPosition(m_caretPosition+1); + cmdEvent.SetContainer(GetFocusObject()); + GetEventHandler()->ProcessEvent(cmdEvent); + } + + Update(); + } + + return true; +} + +/// Delete content if there is a selection, e.g. when pressing a key. +bool wxRichTextCtrl::DeleteSelectedContent(long* newPos) +{ + if (HasSelection()) + { + long pos = m_selection.GetRange().GetStart(); + wxRichTextRange range = m_selection.GetRange(); + + // SelectAll causes more to be selected than doing it interactively, + // and causes a new paragraph to be inserted. So for multiline buffers, + // don't delete the final position. + if (range.GetEnd() == GetLastPosition() && GetNumberOfLines() > 0) + range.SetEnd(range.GetEnd()-1); + + GetFocusObject()->DeleteRangeWithUndo(range, this, & GetBuffer()); + m_selection.Reset(); + m_selectionState = wxRichTextCtrlSelectionState_Normal; + + if (newPos) + *newPos = pos-1; + return true; + } + else + return false; +} + +/// Keyboard navigation + +/* + +Left: left one character +Right: right one character +Up: up one line +Down: down one line +Ctrl-Left: left one word +Ctrl-Right: right one word +Ctrl-Up: previous paragraph start +Ctrl-Down: next start of paragraph +Home: start of line +End: end of line +Ctrl-Home: start of document +Ctrl-End: end of document +Page-Up: Up a screen +Page-Down: Down a screen + +Maybe: + +Ctrl-Alt-PgUp: Start of window +Ctrl-Alt-PgDn: End of window +F8: Start selection mode +Esc: End selection mode + +Adding Shift does the above but starts/extends selection. + + + */ + +bool wxRichTextCtrl::KeyboardNavigate(int keyCode, int flags) +{ + bool success = false; + + if (keyCode == WXK_RIGHT || keyCode == WXK_NUMPAD_RIGHT) + { + if (flags & wxRICHTEXT_CTRL_DOWN) success = WordRight(1, flags); else success = MoveRight(1, flags); @@ -776,27 +1645,47 @@ bool wxRichTextCtrl::ExtendSelection(long oldPos, long newPos, int flags) { if (flags & wxRICHTEXT_SHIFT_DOWN) { + if (oldPos == newPos) + return false; + + wxRichTextSelection oldSelection = m_selection; + + m_selection.SetContainer(GetFocusObject()); + + wxRichTextRange oldRange; + if (m_selection.IsValid()) + oldRange = m_selection.GetRange(); + else + oldRange = wxRICHTEXT_NO_SELECTION; + wxRichTextRange newRange; + // If not currently selecting, start selecting - if (m_selectionRange.GetStart() == -2) + if (oldRange.GetStart() == -2) { m_selectionAnchor = oldPos; if (oldPos > newPos) - m_selectionRange.SetRange(newPos+1, oldPos); + newRange.SetRange(newPos+1, oldPos); else - m_selectionRange.SetRange(oldPos+1, newPos); + newRange.SetRange(oldPos+1, newPos); } else { // Always ensure that the selection range start is greater than // the end. if (newPos > m_selectionAnchor) - m_selectionRange.SetRange(m_selectionAnchor+1, newPos); + newRange.SetRange(m_selectionAnchor+1, newPos); + else if (newPos == m_selectionAnchor) + newRange = wxRichTextRange(-2, -2); else - m_selectionRange.SetRange(newPos+1, m_selectionAnchor); + newRange.SetRange(newPos+1, m_selectionAnchor); } - if (m_selectionRange.GetStart() > m_selectionRange.GetEnd()) + m_selection.SetRange(newRange); + + RefreshForSelectionChange(oldSelection, m_selection); + + if (newRange.GetStart() > newRange.GetEnd()) { wxLogDebug(wxT("Strange selection range")); } @@ -830,15 +1719,44 @@ bool wxRichTextCtrl::ScrollIntoView(long position, int keyCode) if (ppuY != 0) syUnits = sy/ppuY; - wxRect rect = line->GetRect(); + wxRect rect = GetScaledRect(line->GetRect()); bool scrolled = false; wxSize clientSize = GetClientSize(); + int leftMargin, rightMargin, topMargin, bottomMargin; + + { + wxClientDC dc(this); + wxRichTextObject::GetTotalMargin(dc, & GetBuffer(), GetBuffer().GetAttributes(), leftMargin, rightMargin, + topMargin, bottomMargin); + } + clientSize.y -= (int) (0.5 + bottomMargin * GetScale()); + + if (GetWindowStyle() & wxRE_CENTRE_CARET) + { + int y = rect.y - GetClientSize().y/2; + int yUnits = (int) (0.5 + ((float) y)/(float) ppuY); + if (y >= 0 && (y + clientSize.y) < (int) (0.5 + GetBuffer().GetCachedSize().y * GetScale())) + { + if (startYUnits != yUnits) + { + SetScrollbars(ppuX, ppuY, sxUnits, syUnits, 0, yUnits); + scrolled = true; + } +#if !wxRICHTEXT_USE_OWN_CARET + if (scrolled) +#endif + PositionCaret(); + + return scrolled; + } + } + // Going down if (keyCode == WXK_DOWN || keyCode == WXK_NUMPAD_DOWN || - keyCode == WXK_RIGHT || keyCode == WXK_NUMPAD_DOWN || + keyCode == WXK_RIGHT || keyCode == WXK_NUMPAD_RIGHT || keyCode == WXK_END || keyCode == WXK_NUMPAD_END || keyCode == WXK_PAGEDOWN || keyCode == WXK_NUMPAD_PAGEDOWN) { @@ -859,11 +1777,11 @@ bool wxRichTextCtrl::ScrollIntoView(long position, int keyCode) scrolled = true; } } - else if (rect.y < startY) + else if (rect.y < (startY + (int) (0.5 + GetBuffer().GetTopMargin() * GetScale()))) { // Make it scroll so this item is at the top // of the window - int y = rect.y ; + int y = rect.y - (int) (0.5 + GetBuffer().GetTopMargin() * GetScale()); int yUnits = (int) (0.5 + ((float) y)/(float) ppuY); if (startYUnits != yUnits) @@ -879,11 +1797,11 @@ bool wxRichTextCtrl::ScrollIntoView(long position, int keyCode) keyCode == WXK_HOME || keyCode == WXK_NUMPAD_HOME || keyCode == WXK_PAGEUP || keyCode == WXK_NUMPAD_PAGEUP ) { - if (rect.y < startY) + if (rect.y < (startY + (int) (0.5 + GetBuffer().GetBottomMargin() * GetScale()))) { // Make it scroll so this item is at the top // of the window - int y = rect.y ; + int y = rect.y - (int) (0.5 + GetBuffer().GetTopMargin() * GetScale()); int yUnits = (int) (0.5 + ((float) y)/(float) ppuY); if (startYUnits != yUnits) @@ -910,7 +1828,11 @@ bool wxRichTextCtrl::ScrollIntoView(long position, int keyCode) } } } - PositionCaret(); + +#if !wxRICHTEXT_USE_OWN_CARET + if (scrolled) +#endif + PositionCaret(); return scrolled; } @@ -931,17 +1853,12 @@ bool wxRichTextCtrl::IsPositionVisible(long pos) const startX = 0; startY = startY * ppuY; - int sx = 0, sy = 0; - GetVirtualSize(& sx, & sy); - sx = 0; - if (ppuY != 0) - sy = sy/ppuY; - - wxRect rect = line->GetRect(); - + wxRect rect = GetScaledRect(line->GetRect()); wxSize clientSize = GetClientSize(); + clientSize.y -= (int) (0.5 + GetBuffer().GetBottomMargin() * GetScale()); - return !(((rect.y + rect.height) > (clientSize.y + startY)) || rect.y < startY); + return (rect.GetTop() >= (startY + (int) (0.5 + GetBuffer().GetTopMargin() * GetScale()))) && + (rect.GetBottom() <= (startY + clientSize.y)); } void wxRichTextCtrl::SetCaretPosition(long position, bool showAtLineStart) @@ -955,13 +1872,13 @@ void wxRichTextCtrl::SetCaretPosition(long position, bool showAtLineStart) /// to the start of the next, which may be the exact same caret position. void wxRichTextCtrl::MoveCaretForward(long oldPosition) { - wxRichTextParagraph* para = GetBuffer().GetParagraphAtPosition(oldPosition); + wxRichTextParagraph* para = GetFocusObject()->GetParagraphAtPosition(oldPosition); // Only do the check if we're not at the end of the paragraph (where things work OK // anyway) if (para && (oldPosition != para->GetRange().GetEnd() - 1)) { - wxRichTextLine* line = GetBuffer().GetLineAtPosition(oldPosition); + wxRichTextLine* line = GetFocusObject()->GetLineAtPosition(oldPosition); if (line) { @@ -1000,13 +1917,13 @@ void wxRichTextCtrl::MoveCaretForward(long oldPosition) /// to the start of the next, which may be the exact same caret position. void wxRichTextCtrl::MoveCaretBack(long oldPosition) { - wxRichTextParagraph* para = GetBuffer().GetParagraphAtPosition(oldPosition); + wxRichTextParagraph* para = GetFocusObject()->GetParagraphAtPosition(oldPosition); // Only do the check if we're not at the start of the paragraph (where things work OK // anyway) if (para && (oldPosition != para->GetRange().GetStart())) { - wxRichTextLine* line = GetBuffer().GetLineAtPosition(oldPosition); + wxRichTextLine* line = GetFocusObject()->GetLineAtPosition(oldPosition); if (line) { @@ -1048,7 +1965,7 @@ void wxRichTextCtrl::MoveCaretBack(long oldPosition) /// Move right bool wxRichTextCtrl::MoveRight(int noPositions, int flags) { - long endPos = GetBuffer().GetRange().GetEnd(); + long endPos = GetFocusObject()->GetOwnRange().GetEnd(); if (m_caretPosition + noPositions < endPos) { @@ -1064,7 +1981,7 @@ bool wxRichTextCtrl::MoveRight(int noPositions, int flags) // we want to adjust the caret position such that it is positioned at the // start of the next line, rather than jumping past the first character of the // line. - if (noPositions == 1 && !extendSel) + if (noPositions == 1) MoveCaretForward(oldPos); else SetCaretPosition(newPos); @@ -1072,8 +1989,6 @@ bool wxRichTextCtrl::MoveRight(int noPositions, int flags) PositionCaret(); SetDefaultStyleToCursorStyle(); - if (extendSel) - Refresh(false); return true; } else @@ -1093,7 +2008,7 @@ bool wxRichTextCtrl::MoveLeft(int noPositions, int flags) if (!extendSel) SelectNone(); - if (noPositions == 1 && !extendSel) + if (noPositions == 1) MoveCaretBack(oldPos); else SetCaretPosition(newPos); @@ -1101,14 +2016,46 @@ bool wxRichTextCtrl::MoveLeft(int noPositions, int flags) PositionCaret(); SetDefaultStyleToCursorStyle(); - if (extendSel) - Refresh(false); return true; } else return false; } +// Find the caret position for the combination of hit-test flags and character position. +// Returns the caret position and also an indication of where to place the caret (caretLineStart) +// since this is ambiguous (same position used for end of line and start of next). +long wxRichTextCtrl::FindCaretPositionForCharacterPosition(long position, int hitTestFlags, wxRichTextParagraphLayoutBox* container, + bool& caretLineStart) +{ + // If end of previous line, and hitTest is wxRICHTEXT_HITTEST_BEFORE, + // we want to be at the end of the last line but with m_caretAtLineStart set to true, + // so we view the caret at the start of the line. + caretLineStart = false; + long caretPosition = position; + + if (hitTestFlags & wxRICHTEXT_HITTEST_BEFORE) + { + wxRichTextLine* thisLine = container->GetLineAtPosition(position-1); + wxRichTextRange lineRange; + if (thisLine) + lineRange = thisLine->GetAbsoluteRange(); + + if (thisLine && (position-1) == lineRange.GetEnd()) + { + caretPosition --; + caretLineStart = true; + } + else + { + wxRichTextParagraph* para = container->GetParagraphAtPosition(position); + if (para && para->GetRange().GetStart() == position) + caretPosition --; + } + } + return caretPosition; +} + /// Move up bool wxRichTextCtrl::MoveUp(int noLines, int flags) { @@ -1121,79 +2068,111 @@ bool wxRichTextCtrl::MoveDown(int noLines, int flags) if (!GetCaret()) return false; - long lineNumber = GetBuffer().GetVisibleLineNumber(m_caretPosition, true, m_caretAtLineStart); + long lineNumber = GetFocusObject()->GetVisibleLineNumber(m_caretPosition, true, m_caretAtLineStart); wxPoint pt = GetCaret()->GetPosition(); long newLine = lineNumber + noLines; + bool notInThisObject = false; if (lineNumber != -1) { if (noLines > 0) { - long lastLine = GetBuffer().GetVisibleLineNumber(GetBuffer().GetRange().GetEnd()); - + long lastLine = GetFocusObject()->GetVisibleLineNumber(GetFocusObject()->GetOwnRange().GetEnd()); if (newLine > lastLine) - return false; + notInThisObject = true; } else { if (newLine < 0) - return false; + notInThisObject = true; } } - wxRichTextLine* lineObj = GetBuffer().GetLineForVisibleLineNumber(newLine); - if (lineObj) + wxRichTextParagraphLayoutBox* container = GetFocusObject(); + int hitTestFlags = wxRICHTEXT_HITTEST_NO_NESTED_OBJECTS|wxRICHTEXT_HITTEST_NO_FLOATING_OBJECTS|wxRICHTEXT_HITTEST_HONOUR_ATOMIC; + + bool lineIsEmpty = false; + if (notInThisObject) { - pt.y = lineObj->GetAbsolutePosition().y + 2; + // If we know we're navigating out of the current object, + // try to find an object anywhere in the buffer at the new position (up or down a bit) + container = & GetBuffer(); + hitTestFlags &= ~wxRICHTEXT_HITTEST_NO_NESTED_OBJECTS; + + if (noLines > 0) // going down + { + pt.y = GetFocusObject()->GetPosition().y + GetFocusObject()->GetCachedSize().y + 2; + } + else // going up + { + pt.y = GetFocusObject()->GetPosition().y - 2; + } } else - return false; + { + wxRichTextLine* lineObj = GetFocusObject()->GetLineForVisibleLineNumber(newLine); + if (lineObj) + { + pt.y = lineObj->GetAbsolutePosition().y + 2; + if (lineObj->GetRange().GetStart() == lineObj->GetRange().GetEnd()) + lineIsEmpty = true; + } + else + return false; + } long newPos = 0; wxClientDC dc(this); PrepareDC(dc); dc.SetFont(GetFont()); - int hitTest = GetBuffer().HitTest(dc, pt, newPos); + wxRichTextObject* hitObj = NULL; + wxRichTextObject* contextObj = NULL; + wxRichTextDrawingContext context(& GetBuffer()); + int hitTest = container->HitTest(dc, context, pt, newPos, & hitObj, & contextObj, hitTestFlags); - if (hitTest != wxRICHTEXT_HITTEST_NONE) + if (hitObj && + ((hitTest & wxRICHTEXT_HITTEST_NONE) == 0) && + (! (hitObj == (& m_buffer) && ((hitTest & wxRICHTEXT_HITTEST_OUTSIDE) != 0))) // outside the buffer counts as 'do nothing' + ) { - // If end of previous line, and hitTest is wxRICHTEXT_HITTEST_BEFORE, - // we want to be at the end of the last line but with m_caretAtLineStart set to true, - // so we view the caret at the start of the line. - bool caretLineStart = false; - if (hitTest == wxRICHTEXT_HITTEST_BEFORE) + if (notInThisObject) { - wxRichTextLine* thisLine = GetBuffer().GetLineAtPosition(newPos-1); - wxRichTextRange lineRange; - if (thisLine) - lineRange = thisLine->GetAbsoluteRange(); - - if (thisLine && (newPos-1) == lineRange.GetEnd()) + wxRichTextParagraphLayoutBox* actualContainer = wxDynamicCast(contextObj, wxRichTextParagraphLayoutBox); + if (actualContainer && actualContainer != GetFocusObject() && actualContainer->AcceptsFocus()) { - newPos --; - caretLineStart = true; - } - else - { - wxRichTextParagraph* para = GetBuffer().GetParagraphAtPosition(newPos); - if (para && para->GetRange().GetStart() == newPos) - newPos --; + SetFocusObject(actualContainer, false /* don't set caret position yet */); + + container = actualContainer; } } - long newSelEnd = newPos; + bool caretLineStart = true; + + // If the line is empty, there is only one possible position for the caret, + // so force the 'before' state so FindCaretPositionForCharacterPosition doesn't + // just return the same position. + if (lineIsEmpty) + { + hitTest &= ~wxRICHTEXT_HITTEST_AFTER; + hitTest |= wxRICHTEXT_HITTEST_BEFORE; + } + long caretPosition = FindCaretPositionForCharacterPosition(newPos, hitTest, container, caretLineStart); + long newSelEnd = caretPosition; + bool extendSel; + + if (notInThisObject) + extendSel = false; + else + extendSel = ExtendSelection(m_caretPosition, newSelEnd, flags); - bool extendSel = ExtendSelection(m_caretPosition, newSelEnd, flags); if (!extendSel) SelectNone(); - SetCaretPosition(newPos, caretLineStart); + SetCaretPosition(caretPosition, caretLineStart); PositionCaret(); SetDefaultStyleToCursorStyle(); - if (extendSel) - Refresh(false); return true; } @@ -1203,7 +2182,7 @@ bool wxRichTextCtrl::MoveDown(int noLines, int flags) /// Move to the end of the paragraph bool wxRichTextCtrl::MoveToParagraphEnd(int flags) { - wxRichTextParagraph* para = GetBuffer().GetParagraphAtPosition(m_caretPosition, true); + wxRichTextParagraph* para = GetFocusObject()->GetParagraphAtPosition(m_caretPosition, true); if (para) { long newPos = para->GetRange().GetEnd() - 1; @@ -1215,8 +2194,6 @@ bool wxRichTextCtrl::MoveToParagraphEnd(int flags) PositionCaret(); SetDefaultStyleToCursorStyle(); - if (extendSel) - Refresh(false); return true; } @@ -1226,7 +2203,7 @@ bool wxRichTextCtrl::MoveToParagraphEnd(int flags) /// Move to the start of the paragraph bool wxRichTextCtrl::MoveToParagraphStart(int flags) { - wxRichTextParagraph* para = GetBuffer().GetParagraphAtPosition(m_caretPosition, true); + wxRichTextParagraph* para = GetFocusObject()->GetParagraphAtPosition(m_caretPosition, true); if (para) { long newPos = para->GetRange().GetStart() - 1; @@ -1234,12 +2211,10 @@ bool wxRichTextCtrl::MoveToParagraphStart(int flags) if (!extendSel) SelectNone(); - SetCaretPosition(newPos); + SetCaretPosition(newPos, true); PositionCaret(); SetDefaultStyleToCursorStyle(); - if (extendSel) - Refresh(false); return true; } @@ -1263,8 +2238,6 @@ bool wxRichTextCtrl::MoveToLineEnd(int flags) PositionCaret(); SetDefaultStyleToCursorStyle(); - if (extendSel) - Refresh(false); return true; } @@ -1284,14 +2257,12 @@ bool wxRichTextCtrl::MoveToLineStart(int flags) if (!extendSel) SelectNone(); - wxRichTextParagraph* para = GetBuffer().GetParagraphForLine(line); + wxRichTextParagraph* para = GetFocusObject()->GetParagraphForLine(line); SetCaretPosition(newPos, para->GetRange().GetStart() != lineRange.GetStart()); PositionCaret(); SetDefaultStyleToCursorStyle(); - if (extendSel) - Refresh(false); return true; } @@ -1311,8 +2282,6 @@ bool wxRichTextCtrl::MoveHome(int flags) PositionCaret(); SetDefaultStyleToCursorStyle(); - if (extendSel) - Refresh(false); return true; } else @@ -1322,7 +2291,7 @@ bool wxRichTextCtrl::MoveHome(int flags) /// Move to the end of the buffer bool wxRichTextCtrl::MoveEnd(int flags) { - long endPos = GetBuffer().GetRange().GetEnd()-1; + long endPos = GetFocusObject()->GetOwnRange().GetEnd()-1; if (m_caretPosition != endPos) { @@ -1334,8 +2303,6 @@ bool wxRichTextCtrl::MoveEnd(int flags) PositionCaret(); SetDefaultStyleToCursorStyle(); - if (extendSel) - Refresh(false); return true; } else @@ -1358,14 +2325,14 @@ bool wxRichTextCtrl::PageDown(int noPages, int flags) wxSize clientSize = GetClientSize(); int newY = line->GetAbsolutePosition().y + noPages*clientSize.y; - wxRichTextLine* newLine = GetBuffer().GetLineAtYPosition(newY); + wxRichTextLine* newLine = GetFocusObject()->GetLineAtYPosition(newY); if (newLine) { wxRichTextRange lineRange = newLine->GetAbsoluteRange(); long pos = lineRange.GetStart()-1; if (pos != m_caretPosition) { - wxRichTextParagraph* para = GetBuffer().GetParagraphForLine(newLine); + wxRichTextParagraph* para = GetFocusObject()->GetParagraphForLine(newLine); bool extendSel = ExtendSelection(m_caretPosition, pos, flags); if (!extendSel) @@ -1375,8 +2342,6 @@ bool wxRichTextCtrl::PageDown(int noPages, int flags) PositionCaret(); SetDefaultStyleToCursorStyle(); - if (extendSel) - Refresh(false); return true; } } @@ -1385,10 +2350,15 @@ bool wxRichTextCtrl::PageDown(int noPages, int flags) return false; } +static bool wxRichTextCtrlIsWhitespace(const wxString& str) +{ + return str == wxT(" ") || str == wxT("\t") || (!str.empty() && (str[0] == (wxChar) 160)); +} + // Finds the caret position for the next word long wxRichTextCtrl::FindNextWordPosition(int direction) const { - long endPos = GetBuffer().GetRange().GetEnd(); + long endPos = GetFocusObject()->GetOwnRange().GetEnd(); if (direction > 0) { @@ -1398,8 +2368,13 @@ long wxRichTextCtrl::FindNextWordPosition(int direction) const while (i < endPos && i > -1) { // i is in character, not caret positions - wxString text = GetBuffer().GetTextForRange(wxRichTextRange(i, i)); - if (text != wxT(" ") && !text.empty()) + wxString text = GetFocusObject()->GetTextForRange(wxRichTextRange(i, i)); + wxRichTextLine* line = GetFocusObject()->GetLineAtPosition(i, false); + if (line && (i == line->GetAbsoluteRange().GetEnd())) + { + break; + } + else if (!wxRichTextCtrlIsWhitespace(text) && !text.empty()) i += direction; else { @@ -1409,10 +2384,14 @@ long wxRichTextCtrl::FindNextWordPosition(int direction) const while (i < endPos && i > -1) { // i is in character, not caret positions - wxString text = GetBuffer().GetTextForRange(wxRichTextRange(i, i)); + wxString text = GetFocusObject()->GetTextForRange(wxRichTextRange(i, i)); + wxRichTextLine* line = GetFocusObject()->GetLineAtPosition(i, false); + if (line && (i == line->GetAbsoluteRange().GetEnd())) + return wxMax(-1, i); + if (text.empty()) // End of paragraph, or maybe an image return wxMax(-1, i - 1); - else if (text == wxT(" ") || text.empty()) + else if (wxRichTextCtrlIsWhitespace(text) || text.empty()) i += direction; else { @@ -1432,10 +2411,12 @@ long wxRichTextCtrl::FindNextWordPosition(int direction) const while (i < endPos && i > -1) { // i is in character, not caret positions - wxString text = GetBuffer().GetTextForRange(wxRichTextRange(i, i)); - if (text.empty()) // End of paragraph, or maybe an image + wxString text = GetFocusObject()->GetTextForRange(wxRichTextRange(i, i)); + wxRichTextLine* line = GetFocusObject()->GetLineAtPosition(i, false); + + if (text.empty() || (line && (i == line->GetAbsoluteRange().GetStart()))) // End of paragraph, or maybe an image break; - else if (text == wxT(" ") || text.empty()) + else if (wxRichTextCtrlIsWhitespace(text) || text.empty()) i += direction; else break; @@ -1444,8 +2425,12 @@ long wxRichTextCtrl::FindNextWordPosition(int direction) const while (i < endPos && i > -1) { // i is in character, not caret positions - wxString text = GetBuffer().GetTextForRange(wxRichTextRange(i, i)); - if (text != wxT(" ") /* && !text.empty() */) + wxString text = GetFocusObject()->GetTextForRange(wxRichTextRange(i, i)); + wxRichTextLine* line = GetFocusObject()->GetLineAtPosition(i, false); + if (line && line->GetAbsoluteRange().GetStart() == i) + return i-1; + + if (!wxRichTextCtrlIsWhitespace(text) /* && !text.empty() */) i += direction; else { @@ -1464,7 +2449,7 @@ bool wxRichTextCtrl::WordLeft(int WXUNUSED(n), int flags) long pos = FindNextWordPosition(-1); if (pos != m_caretPosition) { - wxRichTextParagraph* para = GetBuffer().GetParagraphAtPosition(pos, true); + wxRichTextParagraph* para = GetFocusObject()->GetParagraphAtPosition(pos, true); bool extendSel = ExtendSelection(m_caretPosition, pos, flags); if (!extendSel) @@ -1474,8 +2459,6 @@ bool wxRichTextCtrl::WordLeft(int WXUNUSED(n), int flags) PositionCaret(); SetDefaultStyleToCursorStyle(); - if (extendSel) - Refresh(false); return true; } @@ -1488,7 +2471,7 @@ bool wxRichTextCtrl::WordRight(int WXUNUSED(n), int flags) long pos = FindNextWordPosition(1); if (pos != m_caretPosition) { - wxRichTextParagraph* para = GetBuffer().GetParagraphAtPosition(pos, true); + wxRichTextParagraph* para = GetFocusObject()->GetParagraphAtPosition(pos, true); bool extendSel = ExtendSelection(m_caretPosition, pos, flags); if (!extendSel) @@ -1498,8 +2481,6 @@ bool wxRichTextCtrl::WordRight(int WXUNUSED(n), int flags) PositionCaret(); SetDefaultStyleToCursorStyle(); - if (extendSel) - Refresh(false); return true; } @@ -1510,7 +2491,7 @@ bool wxRichTextCtrl::WordRight(int WXUNUSED(n), int flags) void wxRichTextCtrl::OnSize(wxSizeEvent& event) { // Only do sizing optimization for large buffers - if (GetBuffer().GetRange().GetEnd() > m_delayedLayoutThreshold) + if (GetBuffer().GetOwnRange().GetEnd() > m_delayedLayoutThreshold) { m_fullLayoutRequired = true; m_fullLayoutTime = wxGetLocalTimeMillis(); @@ -1527,10 +2508,32 @@ void wxRichTextCtrl::OnSize(wxSizeEvent& event) event.Skip(); } +// Force any pending layout due to large buffer +void wxRichTextCtrl::ForceDelayedLayout() +{ + if (m_fullLayoutRequired) + { + m_fullLayoutRequired = false; + m_fullLayoutTime = 0; + GetBuffer().Invalidate(wxRICHTEXT_ALL); + ShowPosition(m_fullLayoutSavedPosition); + Refresh(false); + Update(); + } +} /// 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))) @@ -1556,17 +2559,24 @@ void wxRichTextCtrl::OnIdle(wxIdleEvent& event) /// 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 (GetBuffer().IsEmpty() || !m_verticalScrollbarEnabled) { SetScrollbars(0, 0, 0, 0, 0, 0); return; @@ -1577,7 +2587,7 @@ void wxRichTextCtrl::SetupScrollbars(bool atTop) int pixelsPerUnit = 5; wxSize clientSize = GetClientSize(); - int maxHeight = GetBuffer().GetCachedSize().y; + int maxHeight = (int) (0.5 + GetScale() * (GetBuffer().GetCachedSize().y + GetBuffer().GetTopMargin())); // Round up so we have at least maxHeight pixels int unitsY = (int) (((float)maxHeight/(float)pixelsPerUnit) + 0.5); @@ -1586,21 +2596,38 @@ void wxRichTextCtrl::SetupScrollbars(bool atTop) 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*oldPPUY < 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 void wxRichTextCtrl::PaintBackground(wxDC& dc) { wxColour backgroundColour = GetBackgroundColour(); - if (!backgroundColour.Ok()) + if (!backgroundColour.IsOk()) backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE); // Clear the background @@ -1627,9 +2654,9 @@ bool wxRichTextCtrl::RecreateBuffer(const wxSize& size) if (sz.x < 1 || sz.y < 1) return false; - if (!m_bufferBitmap.Ok() || m_bufferBitmap.GetWidth() < sz.x || m_bufferBitmap.GetHeight() < sz.y) + if (!m_bufferBitmap.IsOk() || m_bufferBitmap.GetWidth() < sz.x || m_bufferBitmap.GetHeight() < sz.y) m_bufferBitmap = wxBitmap(sz.x, sz.y); - return m_bufferBitmap.Ok(); + return m_bufferBitmap.IsOk(); } #endif @@ -1639,7 +2666,9 @@ bool wxRichTextCtrl::RecreateBuffer(const wxSize& size) bool wxRichTextCtrl::DoLoadFile(const wxString& filename, int fileType) { - bool success = GetBuffer().LoadFile(filename, fileType); + SetFocusObject(& GetBuffer(), true); + + bool success = GetBuffer().LoadFile(filename, (wxRichTextFileType)fileType); if (success) m_filename = filename; @@ -1649,7 +2678,7 @@ bool wxRichTextCtrl::DoLoadFile(const wxString& filename, int fileType) PositionCaret(); SetupScrollbars(true); Refresh(false); - SendTextUpdatedEvent(); + wxTextCtrl::SendTextUpdatedEvent(this); if (success) return true; @@ -1663,7 +2692,7 @@ bool wxRichTextCtrl::DoLoadFile(const wxString& filename, int fileType) bool wxRichTextCtrl::DoSaveFile(const wxString& filename, int fileType) { - if (GetBuffer().SaveFile(filename, fileType)) + if (GetBuffer().SaveFile(filename, (wxRichTextFileType)fileType)) { m_filename = filename; @@ -1684,31 +2713,39 @@ bool wxRichTextCtrl::DoSaveFile(const wxString& filename, int fileType) /// Add a new paragraph of text to the end of the buffer wxRichTextRange wxRichTextCtrl::AddParagraph(const wxString& text) { - return GetBuffer().AddParagraph(text); + wxRichTextRange range = GetFocusObject()->AddParagraph(text); + GetBuffer().Invalidate(); + LayoutContent(); + return range; } /// Add an image wxRichTextRange wxRichTextCtrl::AddImage(const wxImage& image) { - return GetBuffer().AddImage(image); + wxRichTextRange range = GetFocusObject()->AddImage(image); + GetBuffer().Invalidate(); + LayoutContent(); + return range; } // ---------------------------------------------------------------------------- // selection and ranges // ---------------------------------------------------------------------------- -void wxRichTextCtrl::SelectAll() -{ - SetSelection(0, GetLastPosition()+1); - m_selectionAnchor = -1; -} - /// Select none void wxRichTextCtrl::SelectNone() { - if (!(GetSelectionRange() == wxRichTextRange(-2, -2))) - SetSelection(-2, -2); + if (m_selection.IsValid()) + { + wxRichTextSelection oldSelection = m_selection; + + m_selection.Reset(); + + RefreshForSelectionChange(oldSelection, m_selection); + } m_selectionAnchor = -2; + m_selectionAnchorObject = NULL; + m_selectionState = wxRichTextCtrlSelectionState_Normal; } static bool wxIsWordDelimiter(const wxString& text) @@ -1719,19 +2756,22 @@ static bool wxIsWordDelimiter(const wxString& text) /// Select the word at the given character position bool wxRichTextCtrl::SelectWord(long position) { - if (position < 0 || position > GetBuffer().GetRange().GetEnd()) + if (position < 0 || position > GetFocusObject()->GetOwnRange().GetEnd()) return false; - wxRichTextParagraph* para = GetBuffer().GetParagraphAtPosition(position); + wxRichTextParagraph* para = GetFocusObject()->GetParagraphAtPosition(position); if (!para) return false; + if (position == para->GetRange().GetEnd()) + position --; + long positionStart = position; long positionEnd = position; for (positionStart = position; positionStart >= para->GetRange().GetStart(); positionStart --) { - wxString text = GetBuffer().GetTextForRange(wxRichTextRange(positionStart, positionStart)); + wxString text = GetFocusObject()->GetTextForRange(wxRichTextRange(positionStart, positionStart)); if (wxIsWordDelimiter(text)) { positionStart ++; @@ -1743,7 +2783,7 @@ bool wxRichTextCtrl::SelectWord(long position) for (positionEnd = position; positionEnd < para->GetRange().GetEnd(); positionEnd ++) { - wxString text = GetBuffer().GetTextForRange(wxRichTextRange(positionEnd, positionEnd)); + wxString text = GetFocusObject()->GetTextForRange(wxRichTextRange(positionEnd, positionEnd)); if (wxIsWordDelimiter(text)) { positionEnd --; @@ -1753,6 +2793,9 @@ bool wxRichTextCtrl::SelectWord(long position) if (positionEnd >= para->GetRange().GetEnd()) positionEnd = para->GetRange().GetEnd(); + if (positionEnd < positionStart) + return false; + SetSelection(positionStart, positionEnd+1); if (positionStart >= 0) @@ -1804,28 +2847,44 @@ wxRichTextCtrl::HitTest(const wxPoint& pt, // so convert wxPoint pt2 = GetLogicalPoint(pt); - int hit = ((wxRichTextCtrl*)this)->GetBuffer().HitTest(dc, pt2, *pos); + wxRichTextObject* hitObj = NULL; + wxRichTextObject* contextObj = NULL; + wxRichTextDrawingContext context((wxRichTextBuffer*) & GetBuffer()); + int hit = ((wxRichTextCtrl*)this)->GetFocusObject()->HitTest(dc, context, pt2, *pos, & hitObj, & contextObj, wxRICHTEXT_HITTEST_NO_NESTED_OBJECTS); - switch ( hit ) - { - case wxRICHTEXT_HITTEST_BEFORE: - return wxTE_HT_BEFORE; + if ((hit & wxRICHTEXT_HITTEST_BEFORE) && (hit & wxRICHTEXT_HITTEST_OUTSIDE)) + return wxTE_HT_BEFORE; + else if ((hit & wxRICHTEXT_HITTEST_AFTER) && (hit & wxRICHTEXT_HITTEST_OUTSIDE)) + return wxTE_HT_BEYOND; + else if (hit & (wxRICHTEXT_HITTEST_BEFORE|wxRICHTEXT_HITTEST_AFTER)) + return wxTE_HT_ON_TEXT; - case wxRICHTEXT_HITTEST_AFTER: - return wxTE_HT_BEYOND; + return wxTE_HT_UNKNOWN; +} - case wxRICHTEXT_HITTEST_ON: - return wxTE_HT_ON_TEXT; - } +wxRichTextParagraphLayoutBox* +wxRichTextCtrl::FindContainerAtPoint(const wxPoint pt, long& position, int& hit, wxRichTextObject* hitObj, int flags/* = 0*/) +{ + wxClientDC dc(this); + PrepareDC(dc); + dc.SetFont(GetFont()); - return wxTE_HT_UNKNOWN; + wxPoint logicalPt = GetLogicalPoint(pt); + + wxRichTextObject* contextObj = NULL; + wxRichTextDrawingContext context(& GetBuffer()); + hit = GetBuffer().HitTest(dc, context, GetUnscaledPoint(logicalPt), position, &hitObj, &contextObj, flags); + wxRichTextParagraphLayoutBox* container = wxDynamicCast(contextObj, wxRichTextParagraphLayoutBox); + + return container; } + // ---------------------------------------------------------------------------- // set/get the controls text // ---------------------------------------------------------------------------- -wxString wxRichTextCtrl::GetValue() const +wxString wxRichTextCtrl::DoGetValue() const { return GetBuffer().GetText(); } @@ -1833,37 +2892,43 @@ wxString wxRichTextCtrl::GetValue() const wxString wxRichTextCtrl::GetRange(long from, long to) const { // Public API for range is different from internals - return GetBuffer().GetTextForRange(wxRichTextRange(from, to-1)); + return GetFocusObject()->GetTextForRange(wxRichTextRange(from, to-1)); } 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.Invalidate(wxRICHTEXT_ALL); + m_caretPosition = -1; + m_caretPositionForDefaultStyle = -2; + m_caretAtLineStart = false; + m_selection.Reset(); + m_selectionState = wxRichTextCtrlSelectionState_Normal; + + Scroll(0,0); + + if (!IsFrozen()) + { + LayoutContent(); + Refresh(false); + } - // if the text is long enough, it's faster to just set it instead of first - // comparing it with the old one (chances are that it will be different - // anyhow, this comparison is there to avoid flicker for small single-line - // edit controls mostly) - if ( (value.length() > 0x400) || (value != GetValue()) ) + if (!value.IsEmpty()) { - DoWriteText(value); + // Remove empty paragraph + GetBuffer().Clear(); + DoWriteText(value, flags); // for compatibility, don't move the cursor when doing SetValue() SetInsertionPoint(0); } - else // same text + else { - if ( flags & SetValue_SendEvent ) - { - // still send an event for consistency - SendTextUpdatedEvent(); - } + // still send an event for consistency + if (flags & SetValue_SendEvent) + wxTextCtrl::SendTextUpdatedEvent(this); } - - // we should reset the modified flag even if the value didn't really change - - // mark the control as being not dirty - we changed its text, not the - // user DiscardEdits(); } @@ -1876,10 +2941,12 @@ void wxRichTextCtrl::DoWriteText(const wxString& value, int flags) { wxString valueUnix = wxTextFile::Translate(value, wxTextFileType_Unix); - GetBuffer().InsertTextWithUndo(m_caretPosition+1, valueUnix, this); + GetFocusObject()->InsertTextWithUndo(& GetBuffer(), m_caretPosition+1, valueUnix, this, wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE); + wxRichTextDrawingContext context(& GetBuffer()); + GetBuffer().Defragment(context); if ( flags & SetValue_SendEvent ) - SendTextUpdatedEvent(); + wxTextCtrl::SendTextUpdatedEvent(this); } void wxRichTextCtrl::AppendText(const wxString& text) @@ -1890,53 +2957,116 @@ void wxRichTextCtrl::AppendText(const wxString& text) } /// Write an image at the current insertion point -bool wxRichTextCtrl::WriteImage(const wxImage& image, int bitmapType) +bool wxRichTextCtrl::WriteImage(const wxImage& image, wxBitmapType bitmapType, const wxRichTextAttr& textAttr) { wxRichTextImageBlock imageBlock; wxImage image2 = image; if (imageBlock.MakeImageBlock(image2, bitmapType)) - return WriteImage(imageBlock); + return WriteImage(imageBlock, textAttr); return false; } -bool wxRichTextCtrl::WriteImage(const wxString& filename, int bitmapType) +bool wxRichTextCtrl::WriteImage(const wxString& filename, wxBitmapType bitmapType, const wxRichTextAttr& textAttr) { wxRichTextImageBlock imageBlock; wxImage image; if (imageBlock.MakeImageBlock(filename, bitmapType, image, false)) - return WriteImage(imageBlock); + return WriteImage(imageBlock, textAttr); return false; } -bool wxRichTextCtrl::WriteImage(const wxRichTextImageBlock& imageBlock) +bool wxRichTextCtrl::WriteImage(const wxRichTextImageBlock& imageBlock, const wxRichTextAttr& textAttr) { - return GetBuffer().InsertImageWithUndo(m_caretPosition+1, imageBlock, this); + return GetFocusObject()->InsertImageWithUndo(& GetBuffer(), m_caretPosition+1, imageBlock, this, 0, textAttr); } -bool wxRichTextCtrl::WriteImage(const wxBitmap& bitmap, int bitmapType) +bool wxRichTextCtrl::WriteImage(const wxBitmap& bitmap, wxBitmapType bitmapType, const wxRichTextAttr& textAttr) { - if (bitmap.Ok()) + if (bitmap.IsOk()) { wxRichTextImageBlock imageBlock; wxImage image = bitmap.ConvertToImage(); - if (image.Ok() && imageBlock.MakeImageBlock(image, bitmapType)) - return WriteImage(imageBlock); + if (image.IsOk() && imageBlock.MakeImageBlock(image, bitmapType)) + return WriteImage(imageBlock, textAttr); } return false; } +// Write a text box at the current insertion point. +wxRichTextBox* wxRichTextCtrl::WriteTextBox(const wxRichTextAttr& textAttr) +{ + wxRichTextBox* textBox = new wxRichTextBox; + textBox->SetAttributes(textAttr); + textBox->SetParent(& GetBuffer()); // set parent temporarily for AddParagraph to use correct style + textBox->AddParagraph(wxEmptyString); + textBox->SetParent(NULL); + + // The object returned is the one actually inserted into the buffer, + // while the original one is deleted. + wxRichTextObject* obj = GetFocusObject()->InsertObjectWithUndo(& GetBuffer(), m_caretPosition+1, textBox, this, wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE); + wxRichTextBox* box = wxDynamicCast(obj, wxRichTextBox); + return box; +} + +wxRichTextField* wxRichTextCtrl::WriteField(const wxString& fieldType, const wxRichTextProperties& properties, + const wxRichTextAttr& textAttr) +{ + return GetFocusObject()->InsertFieldWithUndo(& GetBuffer(), m_caretPosition+1, fieldType, properties, + this, wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE, textAttr); +} + +// Write a table at the current insertion point, returning the table. +wxRichTextTable* wxRichTextCtrl::WriteTable(int rows, int cols, const wxRichTextAttr& tableAttr, const wxRichTextAttr& cellAttr) +{ + wxASSERT(rows > 0 && cols > 0); + + if (rows <= 0 || cols <= 0) + return NULL; + + wxRichTextTable* table = new wxRichTextTable; + table->SetAttributes(tableAttr); + table->SetParent(& GetBuffer()); // set parent temporarily for AddParagraph to use correct style + + table->CreateTable(rows, cols); + + table->SetParent(NULL); + + int i, j; + for (j = 0; j < rows; j++) + { + for (i = 0; i < cols; i++) + { + table->GetCell(j, i)->GetAttributes() = cellAttr; + } + } + + // The object returned is the one actually inserted into the buffer, + // while the original one is deleted. + wxRichTextObject* obj = GetFocusObject()->InsertObjectWithUndo(& GetBuffer(), m_caretPosition+1, table, this, wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE); + wxRichTextTable* tableResult = wxDynamicCast(obj, wxRichTextTable); + return tableResult; +} + + /// Insert a newline (actually paragraph) at the current insertion point. bool wxRichTextCtrl::Newline() { - return GetBuffer().InsertNewlineWithUndo(m_caretPosition+1, this); + return GetFocusObject()->InsertNewlineWithUndo(& GetBuffer(), m_caretPosition+1, this, wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE); } +/// Insert a line break at the current insertion point. +bool wxRichTextCtrl::LineBreak() +{ + wxString text; + text = wxRichTextLineBreakChar; + return GetFocusObject()->InsertTextWithUndo(& GetBuffer(), m_caretPosition+1, text, this); +} // ---------------------------------------------------------------------------- // Clipboard operations @@ -1989,7 +3119,12 @@ void wxRichTextCtrl::DeleteSelection() bool wxRichTextCtrl::HasSelection() const { - return m_selectionRange.GetStart() != -2 && m_selectionRange.GetEnd() != -2; + return (m_selection.IsValid() && m_selection.GetContainer() == GetFocusObject()); +} + +bool wxRichTextCtrl::HasUnfocusedSelection() const +{ + return m_selection.IsValid(); } bool wxRichTextCtrl::CanCopy() const @@ -2000,12 +3135,12 @@ bool wxRichTextCtrl::CanCopy() const bool wxRichTextCtrl::CanCut() const { - return HasSelection() && IsEditable(); + return CanDeleteSelection(); } bool wxRichTextCtrl::CanPaste() const { - if ( !IsEditable() ) + if ( !IsEditable() || !GetFocusObject() || !CanInsertContent(* GetFocusObject(), m_caretPosition+1)) return false; return GetBuffer().CanPasteFromClipboard(); @@ -2013,7 +3148,7 @@ bool wxRichTextCtrl::CanPaste() const bool wxRichTextCtrl::CanDeleteSelection() const { - return HasSelection() && IsEditable(); + return HasSelection() && IsEditable() && CanDeleteRange(* GetFocusObject(), GetSelectionRange()); } @@ -2021,6 +3156,13 @@ bool wxRichTextCtrl::CanDeleteSelection() const // Accessors // ---------------------------------------------------------------------------- +void wxRichTextCtrl::SetContextMenu(wxMenu* menu) +{ + if (m_contextMenu && m_contextMenu != menu) + delete m_contextMenu; + m_contextMenu = menu; +} + void wxRichTextCtrl::SetEditable(bool editable) { m_editable = editable; @@ -2031,6 +3173,11 @@ void wxRichTextCtrl::SetInsertionPoint(long pos) SelectNone(); m_caretPosition = pos - 1; + m_caretAtLineStart = true; + + PositionCaret(); + + SetDefaultStyleToCursorStyle(); } void wxRichTextCtrl::SetInsertionPointEnd() @@ -2046,17 +3193,24 @@ long wxRichTextCtrl::GetInsertionPoint() const wxTextPos wxRichTextCtrl::GetLastPosition() const { - return GetBuffer().GetRange().GetEnd(); + return GetFocusObject()->GetOwnRange().GetEnd(); } // If the return values from and to are the same, there is no // selection. void wxRichTextCtrl::GetSelection(long* from, long* to) const { - *from = m_selectionRange.GetStart(); - *to = m_selectionRange.GetEnd(); - if ((*to) != -1 && (*to) != -2) + if (m_selection.IsValid()) + { + *from = m_selection.GetRange().GetStart(); + *to = m_selection.GetRange().GetEnd(); (*to) ++; + } + else + { + *from = -2; + *to = -2; + } } bool wxRichTextCtrl::IsEditable() const @@ -2078,30 +3232,44 @@ void wxRichTextCtrl::SetSelection(long from, long to) to = GetLastPosition()+1; } - DoSetSelection(from, to); -} + if (from == to) + { + SelectNone(); + } + else + { + wxRichTextSelection oldSelection = m_selection; -void wxRichTextCtrl::DoSetSelection(long from, long to, bool WXUNUSED(scrollCaret)) -{ - m_selectionAnchor = from; - m_selectionRange.SetRange(from, to-1); + m_selectionAnchor = from-1; + m_selectionAnchorObject = NULL; + m_selection.Set(wxRichTextRange(from, to-1), GetFocusObject()); - Refresh(false); - PositionCaret(); + m_caretPosition = wxMax(-1, to-1); + + RefreshForSelectionChange(oldSelection, m_selection); + PositionCaret(); + } } // ---------------------------------------------------------------------------- // Editing // ---------------------------------------------------------------------------- -void wxRichTextCtrl::Replace(long WXUNUSED(from), long WXUNUSED(to), +void wxRichTextCtrl::Replace(long from, long to, const wxString& value) { BeginBatchUndo(_("Replace")); + SetSelection(from, to); + + wxRichTextAttr attr(GetDefaultStyle()); + DeleteSelectedContent(); - DoWriteText(value, SetValue_SelectionOnly); + SetDefaultStyle(attr); + + if (!value.IsEmpty()) + DoWriteText(value, SetValue_SelectionOnly); EndBatchUndo(); } @@ -2110,10 +3278,7 @@ void wxRichTextCtrl::Remove(long from, long to) { SelectNone(); - GetBuffer().DeleteRangeWithUndo(wxRichTextRange(from, to), - m_caretPosition, // Current caret position - from, // New caret position - this); + GetFocusObject()->DeleteRangeWithUndo(wxRichTextRange(from, to-1), this, & GetBuffer()); LayoutContent(); if (!IsFrozen()) @@ -2139,7 +3304,7 @@ void wxRichTextCtrl::DiscardEdits() int wxRichTextCtrl::GetNumberOfLines() const { - return GetBuffer().GetParagraphCount(); + return GetFocusObject()->GetParagraphCount(); } // ---------------------------------------------------------------------------- @@ -2148,12 +3313,12 @@ int wxRichTextCtrl::GetNumberOfLines() const long wxRichTextCtrl::XYToPosition(long x, long y) const { - return GetBuffer().XYToPosition(x, y); + return GetFocusObject()->XYToPosition(x, y); } bool wxRichTextCtrl::PositionToXY(long pos, long *x, long *y) const { - return GetBuffer().PositionToXY(pos, x, y); + return GetFocusObject()->PositionToXY(pos, x, y); } // ---------------------------------------------------------------------------- @@ -2168,12 +3333,12 @@ void wxRichTextCtrl::ShowPosition(long pos) int wxRichTextCtrl::GetLineLength(long lineNo) const { - return GetBuffer().GetParagraphLength(lineNo); + return GetFocusObject()->GetParagraphLength(lineNo); } wxString wxRichTextCtrl::GetLineText(long lineNo) const { - return GetBuffer().GetParagraphText(lineNo); + return GetFocusObject()->GetParagraphText(lineNo); } // ---------------------------------------------------------------------------- @@ -2198,12 +3363,12 @@ void wxRichTextCtrl::Redo() bool wxRichTextCtrl::CanUndo() const { - return GetCommandProcessor()->CanUndo(); + return GetCommandProcessor()->CanUndo() && IsEditable(); } bool wxRichTextCtrl::CanRedo() const { - return GetCommandProcessor()->CanRedo(); + return GetCommandProcessor()->CanRedo() && IsEditable(); } // ---------------------------------------------------------------------------- @@ -2298,7 +3463,8 @@ void wxRichTextCtrl::OnUpdateRedo(wxUpdateUIEvent& event) void wxRichTextCtrl::OnSelectAll(wxCommandEvent& WXUNUSED(event)) { - SelectAll(); + if (GetLastPosition() > 0) + SelectAll(); } void wxRichTextCtrl::OnUpdateSelectAll(wxUpdateUIEvent& event) @@ -2306,82 +3472,182 @@ void wxRichTextCtrl::OnUpdateSelectAll(wxUpdateUIEvent& event) event.Enable(GetLastPosition() > 0); } -void wxRichTextCtrl::OnContextMenu(wxContextMenuEvent& WXUNUSED(event)) +void wxRichTextCtrl::OnProperties(wxCommandEvent& event) +{ + int idx = event.GetId() - wxID_RICHTEXT_PROPERTIES1; + if (idx >= 0 && idx < m_contextMenuPropertiesInfo.GetCount()) + { + wxRichTextObject* obj = m_contextMenuPropertiesInfo.GetObject(idx); + if (obj && CanEditProperties(obj)) + EditProperties(obj, this); + + m_contextMenuPropertiesInfo.Clear(); + } +} + +void wxRichTextCtrl::OnUpdateProperties(wxUpdateUIEvent& event) +{ + int idx = event.GetId() - wxID_RICHTEXT_PROPERTIES1; + event.Enable(idx >= 0 && idx < m_contextMenuPropertiesInfo.GetCount()); +} + +void wxRichTextCtrl::OnContextMenu(wxContextMenuEvent& event) +{ + if (event.GetEventObject() != this) + { + event.Skip(); + return; + } + + ShowContextMenu(m_contextMenu, event.GetPosition()); +} + +// Prepares the context menu, adding appropriate property-editing commands. +// Returns the number of property commands added. +int wxRichTextCtrl::PrepareContextMenu(wxMenu* menu, const wxPoint& pt, bool addPropertyCommands) { - if (!m_contextMenu) + wxClientDC dc(this); + PrepareDC(dc); + dc.SetFont(GetFont()); + + m_contextMenuPropertiesInfo.Clear(); + + long position = 0; + wxRichTextObject* hitObj = NULL; + wxRichTextObject* contextObj = NULL; + if (pt != wxDefaultPosition) + { + wxPoint logicalPt = GetLogicalPoint(ScreenToClient(pt)); + wxRichTextDrawingContext context(& GetBuffer()); + int hit = GetBuffer().HitTest(dc, context, GetUnscaledPoint(logicalPt), position, & hitObj, & contextObj); + + if (hit == wxRICHTEXT_HITTEST_ON || hit == wxRICHTEXT_HITTEST_BEFORE || hit == wxRICHTEXT_HITTEST_AFTER) + { + wxRichTextParagraphLayoutBox* actualContainer = wxDynamicCast(contextObj, wxRichTextParagraphLayoutBox); + if (hitObj && actualContainer) + { + if (actualContainer->AcceptsFocus()) + { + SetFocusObject(actualContainer, false /* don't set caret position yet */); + SetCaretPositionAfterClick(actualContainer, position, hit); + } + + if (addPropertyCommands) + m_contextMenuPropertiesInfo.AddItems(this, actualContainer, hitObj); + } + else + { + if (addPropertyCommands) + m_contextMenuPropertiesInfo.AddItems(this, GetFocusObject(), NULL); + } + } + else + { + if (addPropertyCommands) + m_contextMenuPropertiesInfo.AddItems(this, GetFocusObject(), NULL); + } + } + else + { + // Invoked from the keyboard, so don't set the caret position and don't use the event + // position + hitObj = GetFocusObject()->GetLeafObjectAtPosition(m_caretPosition+1); + if (hitObj) + contextObj = hitObj->GetParentContainer(); + else + contextObj = GetFocusObject(); + + wxRichTextParagraphLayoutBox* actualContainer = wxDynamicCast(contextObj, wxRichTextParagraphLayoutBox); + if (hitObj && actualContainer) + { + if (addPropertyCommands) + m_contextMenuPropertiesInfo.AddItems(this, actualContainer, hitObj); + } + else + { + if (addPropertyCommands) + m_contextMenuPropertiesInfo.AddItems(this, GetFocusObject(), NULL); + } + } + + if (menu) { - m_contextMenu = new wxMenu; - m_contextMenu->Append(wxID_UNDO, _("&Undo")); - m_contextMenu->Append(wxID_REDO, _("&Redo")); - m_contextMenu->AppendSeparator(); - m_contextMenu->Append(wxID_CUT, _("Cu&t")); - m_contextMenu->Append(wxID_COPY, _("&Copy")); - m_contextMenu->Append(wxID_PASTE, _("&Paste")); - m_contextMenu->Append(wxID_CLEAR, _("&Delete")); - m_contextMenu->AppendSeparator(); - m_contextMenu->Append(wxID_SELECTALL, _("Select &All")); + if (addPropertyCommands) + m_contextMenuPropertiesInfo.AddMenuItems(menu); + return m_contextMenuPropertiesInfo.GetCount(); } - PopupMenu(m_contextMenu); - return; + else + return 0; } -bool wxRichTextCtrl::SetStyle(long start, long end, const wxTextAttrEx& style) +// Shows the context menu, adding appropriate property-editing commands +bool wxRichTextCtrl::ShowContextMenu(wxMenu* menu, const wxPoint& pt, bool addPropertyCommands) { - return GetBuffer().SetStyle(wxRichTextRange(start, end-1), style); + if (menu) + { + PrepareContextMenu(menu, pt, addPropertyCommands); + PopupMenu(menu); + return true; + } + else + return false; } bool wxRichTextCtrl::SetStyle(long start, long end, const wxTextAttr& style) { - return GetBuffer().SetStyle(wxRichTextRange(start, end-1), wxTextAttrEx(style)); + return GetFocusObject()->SetStyle(wxRichTextRange(start, end-1), wxRichTextAttr(style)); } -bool wxRichTextCtrl::SetStyle(const wxRichTextRange& range, const wxRichTextAttr& style) +bool wxRichTextCtrl::SetStyle(long start, long end, const wxRichTextAttr& style) { - return GetBuffer().SetStyle(range.ToInternal(), style); + return GetFocusObject()->SetStyle(wxRichTextRange(start, end-1), 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) +bool wxRichTextCtrl::SetStyle(const wxRichTextRange& range, const wxTextAttr& style) { - return GetBuffer().SetStyle(wxRichTextRange(start, end-1), style, flags); + return GetFocusObject()->SetStyle(range.ToInternal(), wxRichTextAttr(style)); } -bool wxRichTextCtrl::SetStyleEx(const wxRichTextRange& range, const wxTextAttrEx& style, int flags) +bool wxRichTextCtrl::SetStyle(const wxRichTextRange& range, const wxRichTextAttr& style) { - return GetBuffer().SetStyle(range.ToInternal(), style, flags); + return GetFocusObject()->SetStyle(range.ToInternal(), style); } -bool wxRichTextCtrl::SetStyleEx(const wxRichTextRange& range, const wxRichTextAttr& style, int flags) +void wxRichTextCtrl::SetStyle(wxRichTextObject *obj, const wxRichTextAttr& textAttr, int flags) { - return GetBuffer().SetStyle(range.ToInternal(), style, flags); + GetFocusObject()->SetStyle(obj, textAttr, flags); } -bool wxRichTextCtrl::SetDefaultStyle(const wxTextAttrEx& 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(const wxRichTextRange& range, const wxRichTextAttr& style, int flags) { - return GetBuffer().SetDefaultStyle(style); + return GetFocusObject()->SetStyle(range.ToInternal(), style, flags); } bool wxRichTextCtrl::SetDefaultStyle(const wxTextAttr& style) { - return GetBuffer().SetDefaultStyle(wxTextAttrEx(style)); + return GetBuffer().SetDefaultStyle(style); } -const wxTextAttrEx& wxRichTextCtrl::GetDefaultStyleEx() const +bool wxRichTextCtrl::SetDefaultStyle(const wxRichTextAttr& style) { - return GetBuffer().GetDefaultStyle(); + wxRichTextAttr attr1(style); + attr1.GetTextBoxAttr().Reset(); + return GetBuffer().SetDefaultStyle(attr1); } -const wxTextAttr& wxRichTextCtrl::GetDefaultStyle() const +const wxRichTextAttr& wxRichTextCtrl::GetDefaultStyleEx() const { return GetBuffer().GetDefaultStyle(); } bool wxRichTextCtrl::GetStyle(long position, wxTextAttr& style) { - wxTextAttrEx attr(style); - if (GetBuffer().GetStyle(position, attr)) + wxRichTextAttr attr; + if (GetFocusObject()->GetStyle(position, attr)) { style = attr; return true; @@ -2390,22 +3656,28 @@ bool wxRichTextCtrl::GetStyle(long position, wxTextAttr& style) return false; } -bool wxRichTextCtrl::GetStyle(long position, wxTextAttrEx& style) +bool wxRichTextCtrl::GetStyle(long position, wxRichTextAttr& style) { - return GetBuffer().GetStyle(position, style); + return GetFocusObject()->GetStyle(position, style); } -bool wxRichTextCtrl::GetStyle(long position, wxRichTextAttr& style) +bool wxRichTextCtrl::GetStyle(long position, wxRichTextAttr& style, wxRichTextParagraphLayoutBox* container) { - return GetBuffer().GetStyle(position, style); + wxRichTextAttr attr; + if (container->GetStyle(position, attr)) + { + style = attr; + return true; + } + else + return false; } -/// Get the content (uncombined) attributes for this position. - -bool wxRichTextCtrl::GetUncombinedStyle(long position, wxTextAttr& style) +// get the common set of styles for the range +bool wxRichTextCtrl::GetStyleForRange(const wxRichTextRange& range, wxTextAttr& style) { - wxTextAttrEx attr(style); - if (GetBuffer().GetUncombinedStyle(position, attr)) + wxRichTextAttr attr; + if (GetFocusObject()->GetStyleForRange(range.ToInternal(), attr)) { style = attr; return true; @@ -2414,14 +3686,31 @@ bool wxRichTextCtrl::GetUncombinedStyle(long position, wxTextAttr& style) return false; } -bool wxRichTextCtrl::GetUncombinedStyle(long position, wxTextAttrEx& style) +bool wxRichTextCtrl::GetStyleForRange(const wxRichTextRange& range, wxRichTextAttr& style) +{ + return GetFocusObject()->GetStyleForRange(range.ToInternal(), style); +} + +bool wxRichTextCtrl::GetStyleForRange(const wxRichTextRange& range, wxRichTextAttr& style, wxRichTextParagraphLayoutBox* container) { - return GetBuffer().GetUncombinedStyle(position, style); + return container->GetStyleForRange(range.ToInternal(), style); } +/// Get the content (uncombined) attributes for this position. bool wxRichTextCtrl::GetUncombinedStyle(long position, wxRichTextAttr& style) { - return GetBuffer().GetUncombinedStyle(position, style); + return GetFocusObject()->GetUncombinedStyle(position, style); +} + +/// Get the content (uncombined) attributes for this position. +bool wxRichTextCtrl::GetUncombinedStyle(long position, wxRichTextAttr& style, wxRichTextParagraphLayoutBox* container) +{ + return container->GetUncombinedStyle(position, style); +} + +bool wxRichTextCtrl::SetProperties(const wxRichTextRange& range, const wxRichTextProperties& properties, int flags) +{ + return GetFocusObject()->SetProperties(range.ToInternal(), properties, flags); } /// Set font, and also the buffer attributes @@ -2429,7 +3718,7 @@ bool wxRichTextCtrl::SetFont(const wxFont& font) { wxControl::SetFont(font); - wxTextAttrEx attr = GetBuffer().GetAttributes(); + wxRichTextAttr attr = GetBuffer().GetAttributes(); attr.SetFont(font); GetBuffer().SetBasicStyle(attr); @@ -2458,7 +3747,7 @@ wxPoint wxRichTextCtrl::GetLogicalPoint(const wxPoint& ptPhysical) const } /// Position the caret -void wxRichTextCtrl::PositionCaret() +void wxRichTextCtrl::PositionCaret(wxRichTextParagraphLayoutBox* container) { if (!GetCaret()) return; @@ -2466,31 +3755,70 @@ void wxRichTextCtrl::PositionCaret() //wxLogDebug(wxT("PositionCaret")); wxRect caretRect; - if (GetCaretPositionForIndex(GetCaretPosition(), caretRect)) + if (GetCaretPositionForIndex(GetCaretPosition(), caretRect, container)) { - wxPoint originalPt = caretRect.GetPosition(); - wxPoint pt = GetPhysicalPoint(originalPt); - if (GetCaret()->GetPosition() != pt) +#if !wxRICHTEXT_USE_OWN_CARET + caretRect = GetScaledRect(caretRect); +#endif + int topMargin = (int) (0.5 + GetScale()*GetBuffer().GetTopMargin()); + int bottomMargin = (int) (0.5 + GetScale()*GetBuffer().GetBottomMargin()); + wxPoint newPt = caretRect.GetPosition(); + wxSize newSz = caretRect.GetSize(); + wxPoint pt = GetPhysicalPoint(newPt); + if (GetCaret()->GetPosition() != pt || GetCaret()->GetSize() != newSz) { + GetCaret()->Hide(); + if (GetCaret()->GetSize() != newSz) + GetCaret()->SetSize(newSz); + + // Adjust size so the caret size and position doesn't appear in the margins + if (((pt.y + newSz.y) <= topMargin) || (pt.y >= (GetClientSize().y - bottomMargin))) + { + pt.x = -200; + pt.y = -200; + } + else if (pt.y < topMargin && (pt.y + newSz.y) > topMargin) + { + newSz.y -= (topMargin - pt.y); + if (newSz.y > 0) + { + pt.y = topMargin; + GetCaret()->SetSize(newSz); + } + } + else if (pt.y < (GetClientSize().y - bottomMargin) && (pt.y + newSz.y) > (GetClientSize().y - bottomMargin)) + { + newSz.y = GetClientSize().y - bottomMargin - pt.y; + GetCaret()->SetSize(newSz); + } + GetCaret()->Move(pt); - GetCaret()->SetSize(caretRect.GetSize()); + GetCaret()->Show(); } } } /// Get the caret height and position for the given character position -bool wxRichTextCtrl::GetCaretPositionForIndex(long position, wxRect& rect) +bool wxRichTextCtrl::GetCaretPositionForIndex(long position, wxRect& rect, wxRichTextParagraphLayoutBox* container) { wxClientDC dc(this); - dc.SetFont(GetFont()); - PrepareDC(dc); + dc.SetUserScale(GetScale(), GetScale()); + dc.SetFont(GetFont()); wxPoint pt; int height = 0; - if (GetBuffer().FindPosition(dc, position, pt, & height, m_caretAtLineStart)) + if (!container) + container = GetFocusObject(); + + wxRichTextDrawingContext context(& GetBuffer()); + if (container->FindPosition(dc, context, position, pt, & height, m_caretAtLineStart)) { + // Caret height can't be zero + if (height == 0) + height = dc.GetCharHeight(); + rect = wxRect(pt, wxSize(wxRICHTEXT_DEFAULT_CARET_WIDTH, height)); return true; } @@ -2504,8 +3832,8 @@ bool wxRichTextCtrl::GetCaretPositionForIndex(long position, wxRect& rect) /// if this is the case. wxRichTextLine* wxRichTextCtrl::GetVisibleLineForCaretPosition(long caretPosition) const { - wxRichTextLine* line = GetBuffer().GetLineAtPosition(caretPosition, true); - wxRichTextParagraph* para = GetBuffer().GetParagraphAtPosition(caretPosition, true); + wxRichTextLine* line = GetFocusObject()->GetLineAtPosition(caretPosition, true); + wxRichTextParagraph* para = GetFocusObject()->GetParagraphAtPosition(caretPosition, true); if (line) { wxRichTextRange lineRange = line->GetAbsoluteRange(); @@ -2513,7 +3841,7 @@ wxRichTextLine* wxRichTextCtrl::GetVisibleLineForCaretPosition(long caretPositio (para->GetRange().GetStart() != lineRange.GetStart())) { if (!m_caretAtLineStart) - line = GetBuffer().GetLineAtPosition(caretPosition-1, true); + line = GetFocusObject()->GetLineAtPosition(caretPosition-1, true); } } return line; @@ -2521,16 +3849,19 @@ wxRichTextLine* wxRichTextCtrl::GetVisibleLineForCaretPosition(long caretPositio /// Move the caret to the given character position -bool wxRichTextCtrl::MoveCaret(long pos, bool showAtLineStart) +bool wxRichTextCtrl::MoveCaret(long pos, bool showAtLineStart, wxRichTextParagraphLayoutBox* container) { - if (GetBuffer().GetDirty()) + if (GetBuffer().IsDirty()) LayoutContent(); - if (pos <= GetBuffer().GetRange().GetEnd()) + if (!container) + container = GetFocusObject(); + + if (pos <= container->GetOwnRange().GetEnd()) { SetCaretPosition(pos, showAtLineStart); - PositionCaret(); + PositionCaret(container); return true; } @@ -2542,9 +3873,9 @@ bool wxRichTextCtrl::MoveCaret(long pos, bool showAtLineStart) /// setting the caret position. bool wxRichTextCtrl::LayoutContent(bool onlyVisibleRect) { - if (GetBuffer().GetDirty() || onlyVisibleRect) + if (GetBuffer().IsDirty() || onlyVisibleRect) { - wxRect availableSpace(GetClientSize()); + wxRect availableSpace(GetUnscaledSize(GetClientSize())); if (availableSpace.width == 0) availableSpace.width = 10; if (availableSpace.height == 0) @@ -2554,35 +3885,39 @@ bool wxRichTextCtrl::LayoutContent(bool onlyVisibleRect) if (onlyVisibleRect) { flags |= wxRICHTEXT_LAYOUT_SPECIFIED_RECT; - availableSpace.SetPosition(GetLogicalPoint(wxPoint(0, 0))); + availableSpace.SetPosition(GetUnscaledPoint(GetLogicalPoint(wxPoint(0, 0)))); } wxClientDC dc(this); - dc.SetFont(GetFont()); PrepareDC(dc); + dc.SetFont(GetFont()); + dc.SetUserScale(GetScale(), GetScale()); - GetBuffer().Defragment(); + wxRichTextDrawingContext context(& GetBuffer()); + GetBuffer().Defragment(context); GetBuffer().UpdateRanges(); // If items were deleted, ranges need recalculation - GetBuffer().Layout(dc, availableSpace, flags); - GetBuffer().SetDirty(false); + GetBuffer().Layout(dc, context, availableSpace, availableSpace, flags); + GetBuffer().Invalidate(wxRICHTEXT_NONE); - if (!IsFrozen()) + dc.SetUserScale(1.0, 1.0); + + if (!IsFrozen() && !onlyVisibleRect) SetupScrollbars(); } return true; } -/// Is all of the selection bold? +/// Is all of the selection, or the current caret position, bold? bool wxRichTextCtrl::IsSelectionBold() { if (HasSelection()) { wxRichTextAttr attr; - wxRichTextRange range = GetInternalSelectionRange(); + wxRichTextRange range = GetSelectionRange(); attr.SetFlags(wxTEXT_ATTR_FONT_WEIGHT); - attr.SetFontWeight(wxBOLD); + attr.SetFontWeight(wxFONTWEIGHT_BOLD); return HasCharacterAttributes(range, attr); } @@ -2598,21 +3933,21 @@ bool wxRichTextCtrl::IsSelectionBold() { if (IsDefaultStyleShowing()) wxRichTextApplyStyle(attr, GetDefaultStyleEx()); - return attr.GetFontWeight() == wxBOLD; + return attr.GetFontWeight() == wxFONTWEIGHT_BOLD; } } return false; } -/// Is all of the selection italics? +/// Is all of the selection, or the current caret position, italics? bool wxRichTextCtrl::IsSelectionItalics() { if (HasSelection()) { - wxRichTextRange range = GetInternalSelectionRange(); + wxRichTextRange range = GetSelectionRange(); wxRichTextAttr attr; attr.SetFlags(wxTEXT_ATTR_FONT_ITALIC); - attr.SetFontStyle(wxITALIC); + attr.SetFontStyle(wxFONTSTYLE_ITALIC); return HasCharacterAttributes(range, attr); } @@ -2628,18 +3963,18 @@ bool wxRichTextCtrl::IsSelectionItalics() { if (IsDefaultStyleShowing()) wxRichTextApplyStyle(attr, GetDefaultStyleEx()); - return attr.GetFontStyle() == wxITALIC; + return attr.GetFontStyle() == wxFONTSTYLE_ITALIC; } } return false; } -/// Is all of the selection underlined? +/// Is all of the selection, or the current caret position, underlined? bool wxRichTextCtrl::IsSelectionUnderlined() { if (HasSelection()) { - wxRichTextRange range = GetInternalSelectionRange(); + wxRichTextRange range = GetSelectionRange(); wxRichTextAttr attr; attr.SetFlags(wxTEXT_ATTR_FONT_UNDERLINE); attr.SetFontUnderlined(true); @@ -2664,17 +3999,48 @@ bool wxRichTextCtrl::IsSelectionUnderlined() return false; } +/// Does all of the selection, or the current caret position, have this wxTextAttrEffects flag(s)? +bool wxRichTextCtrl::DoesSelectionHaveTextEffectFlag(int flag) +{ + wxRichTextAttr attr; + attr.SetFlags(wxTEXT_ATTR_EFFECTS); + attr.SetTextEffectFlags(flag); + attr.SetTextEffects(flag); + + if (HasSelection()) + { + return HasCharacterAttributes(GetSelectionRange(), attr); + } + else + { + // If no selection, then we need to combine current style with default style + // to see what the effect would be if we started typing. + long pos = GetAdjustedCaretPosition(GetCaretPosition()); + if (GetStyle(pos, attr)) + { + if (IsDefaultStyleShowing()) + wxRichTextApplyStyle(attr, GetDefaultStyleEx()); + return (attr.GetTextEffectFlags() & flag) != 0; + } + } + return false; +} + /// Apply bold to the selection bool wxRichTextCtrl::ApplyBoldToSelection() { wxRichTextAttr attr; attr.SetFlags(wxTEXT_ATTR_FONT_WEIGHT); - attr.SetFontWeight(IsSelectionBold() ? wxNORMAL : wxBOLD); + attr.SetFontWeight(IsSelectionBold() ? wxFONTWEIGHT_NORMAL : wxFONTWEIGHT_BOLD); 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; } @@ -2683,12 +4049,16 @@ bool wxRichTextCtrl::ApplyItalicToSelection() { wxRichTextAttr attr; attr.SetFlags(wxTEXT_ATTR_FONT_ITALIC); - attr.SetFontStyle(IsSelectionItalics() ? wxNORMAL : wxITALIC); + attr.SetFontStyle(IsSelectionItalics() ? wxFONTSTYLE_NORMAL : wxFONTSTYLE_ITALIC); 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; } @@ -2702,7 +4072,33 @@ bool wxRichTextCtrl::ApplyUnderlineToSelection() 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; +} + +/// Apply the wxTextAttrEffects flag(s) to the selection, or the current caret position if there's no selection +bool wxRichTextCtrl::ApplyTextEffectToSelection(int flags) +{ + wxRichTextAttr attr; + attr.SetFlags(wxTEXT_ATTR_EFFECTS); + attr.SetTextEffectFlags(flags); + if (!DoesSelectionHaveTextEffectFlag(flags)) + attr.SetTextEffects(flags); + else + attr.SetTextEffects(attr.GetTextEffectFlags() & ~flags); + + if (HasSelection()) + return SetStyleEx(GetSelectionRange(), attr, wxRICHTEXT_SETSTYLE_WITH_UNDO|wxRICHTEXT_SETSTYLE_OPTIMIZE|wxRICHTEXT_SETSTYLE_CHARACTERS_ONLY); + else + { + wxRichTextAttr current = GetDefaultStyleEx(); + current.Apply(attr); + SetAndShowDefaultStyle(current); + } return true; } @@ -2711,9 +4107,9 @@ bool wxRichTextCtrl::IsSelectionAligned(wxTextAttrAlignment alignment) { wxRichTextRange range; if (HasSelection()) - range = GetInternalSelectionRange(); + range = GetSelectionRange(); else - range = wxRichTextRange(GetCaretPosition()+1, GetCaretPosition()+1); + range = wxRichTextRange(GetCaretPosition()+1, GetCaretPosition()+2); wxRichTextAttr attr; attr.SetAlignment(alignment); @@ -2730,7 +4126,7 @@ bool wxRichTextCtrl::ApplyAlignmentToSelection(wxTextAttrAlignment alignment) return SetStyle(GetSelectionRange(), attr); else { - wxRichTextParagraph* para = GetBuffer().GetParagraphAtPosition(GetCaretPosition()+1); + wxRichTextParagraph* para = GetFocusObject()->GetParagraphAtPosition(GetCaretPosition()+1); if (para) return SetStyleEx(para->GetRange().FromInternal(), attr, wxRICHTEXT_SETSTYLE_WITH_UNDO|wxRICHTEXT_SETSTYLE_OPTIMIZE|wxRICHTEXT_SETSTYLE_PARAGRAPHS_ONLY); } @@ -2742,30 +4138,33 @@ bool wxRichTextCtrl::ApplyStyle(wxRichTextStyleDefinition* def) { // Flags are defined within each definition, so only certain // attributes are applied. - wxRichTextAttr attr(def->GetStyle()); + wxRichTextAttr 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))) + if (wxDynamicCast(def, wxRichTextListStyleDefinition)) { flags |= wxRICHTEXT_SETSTYLE_PARAGRAPHS_ONLY; - + wxRichTextRange range; - + if (HasSelection()) range = GetSelectionRange(); else { - long pos = GetAdjustedCaretPosition(GetCaretPosition()); + long pos = GetAdjustedCaretPosition(GetCaretPosition()); range = wxRichTextRange(pos, pos+1); } - - return SetListStyle(range, (wxRichTextListStyleDefinition*) def, flags); - } - + + return SetListStyle(range, (wxRichTextListStyleDefinition*) def, flags); + } + + bool isPara = false; + // Make sure the attr has the style name - if (def->IsKindOf(CLASSINFO(wxRichTextParagraphStyleDefinition))) + if (wxDynamicCast(def, wxRichTextParagraphStyleDefinition)) { + isPara = true; attr.SetParagraphStyleName(def->GetName()); // If applying a paragraph style, we only want the paragraph nodes to adopt these @@ -2773,14 +4172,47 @@ bool wxRichTextCtrl::ApplyStyle(wxRichTextStyleDefinition* def) // to change its style independently. flags |= wxRICHTEXT_SETSTYLE_PARAGRAPHS_ONLY; } - else + else if (wxDynamicCast(def, wxRichTextCharacterStyleDefinition)) attr.SetCharacterStyleName(def->GetName()); + else if (wxDynamicCast(def, wxRichTextBoxStyleDefinition)) + attr.GetTextBoxAttr().SetBoxStyleName(def->GetName()); - if (HasSelection()) + if (wxDynamicCast(def, wxRichTextBoxStyleDefinition)) + { + if (GetFocusObject() && (GetFocusObject() != & GetBuffer())) + { + SetStyle(GetFocusObject(), attr); + return true; + } + else + return false; + } + else if (HasSelection()) return SetStyleEx(GetSelectionRange(), attr, flags); else { - SetAndShowDefaultStyle(attr); + wxRichTextAttr current = GetDefaultStyleEx(); + wxRichTextAttr defaultStyle(attr); + if (isPara) + { + // Don't apply extra character styles since they are already implied + // in the paragraph style + defaultStyle.SetFlags(defaultStyle.GetFlags() & ~wxTEXT_ATTR_CHARACTER); + } + current.Apply(defaultStyle); + SetAndShowDefaultStyle(current); + + // If it's a paragraph style, we want to apply the style to the + // current paragraph even if we didn't select any text. + if (isPara) + { + long pos = GetAdjustedCaretPosition(GetCaretPosition()); + wxRichTextParagraph* para = GetFocusObject()->GetParagraphAtPosition(pos); + if (para) + { + return SetStyleEx(para->GetRange().FromInternal(), attr, flags); + } + } return true; } } @@ -2806,17 +4238,21 @@ bool wxRichTextCtrl::ApplyStyleSheet(wxRichTextStyleSheet* styleSheet) /// Sets the default style to the style under the cursor bool wxRichTextCtrl::SetDefaultStyleToCursorStyle() { - wxTextAttrEx attr; + wxRichTextAttr attr; attr.SetFlags(wxTEXT_ATTR_CHARACTER); // 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 + wxRichTextObject* obj = GetFocusObject()->GetLeafObjectAtPosition(pos); + if (obj && obj->IsTopLevel()) + { + // Don't use the attributes of a top-level object, since they might apply + // to content of the object, e.g. background colour. + SetDefaultStyle(wxRichTextAttr()); + return true; + } + else if (GetUncombinedStyle(pos, attr)) { SetDefaultStyle(attr); return true; @@ -2828,19 +4264,31 @@ bool wxRichTextCtrl::SetDefaultStyleToCursorStyle() /// Returns the first visible position in the current view long wxRichTextCtrl::GetFirstVisiblePosition() const { - wxRichTextLine* line = GetBuffer().GetLineAtYPosition(GetLogicalPoint(wxPoint(0, 0)).y); + wxRichTextLine* line = GetFocusObject()->GetLineAtYPosition(GetUnscaledPoint(GetLogicalPoint(wxPoint(0, 0))).y); if (line) return line->GetAbsoluteRange().GetStart(); else return 0; } +/// Get the first visible point in the window +wxPoint wxRichTextCtrl::GetFirstVisiblePoint() const +{ + int ppuX, ppuY; + int startXUnits, startYUnits; + + GetScrollPixelsPerUnit(& ppuX, & ppuY); + GetViewStart(& startXUnits, & startYUnits); + + return wxPoint(startXUnits * ppuX, startYUnits * ppuY); +} + /// 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); + wxRichTextParagraph* para = GetFocusObject()->GetParagraphAtPosition(caretPos+1); if (para && (caretPos+1 == para->GetRange().GetStart())) caretPos ++; @@ -2860,54 +4308,696 @@ wxRichTextRange wxRichTextCtrl::GetSelectionRange() const 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); + SetSelection(range.GetStart(), range.GetEnd()); } /// 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); + return GetFocusObject()->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); + return GetFocusObject()->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); + return GetFocusObject()->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); + return GetFocusObject()->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); + return GetFocusObject()->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); + return GetFocusObject()->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); + return GetFocusObject()->PromoteList(promoteBy, range.ToInternal(), defName, flags, specifiedLevel); } -#endif - // wxUSE_RICHTEXT +// Given a character position at which there is a list style, find the range +// encompassing the same list style by looking backwards and forwards. +wxRichTextRange wxRichTextCtrl::FindRangeForList(long pos, bool& isNumberedList) +{ + wxRichTextParagraphLayoutBox* focusObject = GetFocusObject(); + wxRichTextRange range = wxRichTextRange(-1, -1); + wxRichTextParagraph* para = focusObject->GetParagraphAtPosition(pos); + if (!para || !para->GetAttributes().HasListStyleName()) + return range; + else + { + wxString listStyle = para->GetAttributes().GetListStyleName(); + range = para->GetRange(); + + isNumberedList = para->GetAttributes().HasBulletNumber(); + + // Search back + wxRichTextObjectList::compatibility_iterator initialNode = focusObject->GetChildren().Find(para); + if (initialNode) + { + wxRichTextObjectList::compatibility_iterator startNode = initialNode->GetPrevious(); + while (startNode) + { + wxRichTextParagraph* p = wxDynamicCast(startNode->GetData(), wxRichTextParagraph); + if (p) + { + if (!p->GetAttributes().HasListStyleName() || p->GetAttributes().GetListStyleName() != listStyle) + break; + else + range.SetStart(p->GetRange().GetStart()); + } + + startNode = startNode->GetPrevious(); + } + + // Search forward + wxRichTextObjectList::compatibility_iterator endNode = initialNode->GetNext(); + while (endNode) + { + wxRichTextParagraph* p = wxDynamicCast(endNode->GetData(), wxRichTextParagraph); + if (p) + { + if (!p->GetAttributes().HasListStyleName() || p->GetAttributes().GetListStyleName() != listStyle) + break; + else + range.SetEnd(p->GetRange().GetEnd()); + } + + endNode = endNode->GetNext(); + } + } + } + return range; +} + +/// Deletes the content in the given range +bool wxRichTextCtrl::Delete(const wxRichTextRange& range) +{ + return GetFocusObject()->DeleteRangeWithUndo(range.ToInternal(), this, & GetBuffer()); +} + +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(); +} +void wxRichTextCtrl::OnSysColourChanged(wxSysColourChangedEvent& WXUNUSED(event)) +{ + //wxLogDebug(wxT("wxRichTextCtrl::OnSysColourChanged")); + + wxTextAttrEx basicStyle = GetBasicStyle(); + basicStyle.SetTextColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT)); + SetBasicStyle(basicStyle); + SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW)); + + Refresh(); +} + +// Refresh the area affected by a selection change +bool wxRichTextCtrl::RefreshForSelectionChange(const wxRichTextSelection& oldSelection, const wxRichTextSelection& newSelection) +{ + // If the selection is not part of the focus object, or we have multiple ranges, then the chances are that + // the selection contains whole containers rather than just text, so refresh everything + // for now as it would be hard to compute the rectangle bounding all selections. + // TODO: improve on this. + if ((oldSelection.IsValid() && (oldSelection.GetContainer() != GetFocusObject() || oldSelection.GetCount() > 1)) || + (newSelection.IsValid() && (newSelection.GetContainer() != GetFocusObject() || newSelection.GetCount() > 1))) + { + Refresh(false); + return true; + } + + wxRichTextRange oldRange, newRange; + if (oldSelection.IsValid()) + oldRange = oldSelection.GetRange(); + else + oldRange = wxRICHTEXT_NO_SELECTION; + if (newSelection.IsValid()) + newRange = newSelection.GetRange(); + else + newRange = wxRICHTEXT_NO_SELECTION; + + // Calculate the refresh rectangle - just the affected lines + long firstPos, lastPos; + if (oldRange.GetStart() == -2 && newRange.GetStart() != -2) + { + firstPos = newRange.GetStart(); + lastPos = newRange.GetEnd(); + } + else if (oldRange.GetStart() != -2 && newRange.GetStart() == -2) + { + firstPos = oldRange.GetStart(); + lastPos = oldRange.GetEnd(); + } + else if (oldRange.GetStart() == -2 && newRange.GetStart() == -2) + { + return false; + } + else + { + firstPos = wxMin(oldRange.GetStart(), newRange.GetStart()); + lastPos = wxMax(oldRange.GetEnd(), newRange.GetEnd()); + } + + wxRichTextLine* firstLine = GetFocusObject()->GetLineAtPosition(firstPos); + wxRichTextLine* lastLine = GetFocusObject()->GetLineAtPosition(lastPos); + + if (firstLine && lastLine) + { + wxSize clientSize = GetClientSize(); + wxPoint pt1 = GetPhysicalPoint(GetScaledPoint(firstLine->GetAbsolutePosition())); + wxPoint pt2 = GetPhysicalPoint(GetScaledPoint(lastLine->GetAbsolutePosition())) + wxPoint(0, (int) (0.5 + lastLine->GetSize().y * GetScale())); + + 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; +} + +// margins functions +bool wxRichTextCtrl::DoSetMargins(const wxPoint& pt) +{ + GetBuffer().GetAttributes().GetTextBoxAttr().GetMargins().GetLeft().SetValue(pt.x, wxTEXT_ATTR_UNITS_PIXELS); + GetBuffer().GetAttributes().GetTextBoxAttr().GetMargins().GetRight().SetValue(pt.x, wxTEXT_ATTR_UNITS_PIXELS); + GetBuffer().GetAttributes().GetTextBoxAttr().GetMargins().GetTop().SetValue(pt.y, wxTEXT_ATTR_UNITS_PIXELS); + GetBuffer().GetAttributes().GetTextBoxAttr().GetMargins().GetBottom().SetValue(pt.y, wxTEXT_ATTR_UNITS_PIXELS); + + return true; +} + +wxPoint wxRichTextCtrl::DoGetMargins() const +{ + return wxPoint(GetBuffer().GetAttributes().GetTextBoxAttr().GetMargins().GetLeft().GetValue(), + GetBuffer().GetAttributes().GetTextBoxAttr().GetMargins().GetTop().GetValue()); +} + +bool wxRichTextCtrl::SetFocusObject(wxRichTextParagraphLayoutBox* obj, bool setCaretPosition) +{ + if (obj && !obj->AcceptsFocus()) + return false; + + wxRichTextParagraphLayoutBox* oldContainer = GetFocusObject(); + bool changingContainer = (m_focusObject != obj); + + if (changingContainer && HasSelection()) + SelectNone(); + + m_focusObject = obj; + + if (!obj) + m_focusObject = & m_buffer; + + if (setCaretPosition && changingContainer) + { + m_selection.Reset(); + m_selectionAnchor = -2; + m_selectionAnchorObject = NULL; + m_selectionState = wxRichTextCtrlSelectionState_Normal; + + long pos = -1; + + m_caretAtLineStart = false; + MoveCaret(pos, m_caretAtLineStart); + SetDefaultStyleToCursorStyle(); + + wxRichTextEvent cmdEvent( + wxEVT_RICHTEXT_FOCUS_OBJECT_CHANGED, + GetId()); + cmdEvent.SetEventObject(this); + cmdEvent.SetPosition(m_caretPosition+1); + cmdEvent.SetOldContainer(oldContainer); + cmdEvent.SetContainer(m_focusObject); + + GetEventHandler()->ProcessEvent(cmdEvent); + } + return true; +} + +#if wxUSE_DRAG_AND_DROP +void wxRichTextCtrl::OnDrop(wxCoord WXUNUSED(x), wxCoord WXUNUSED(y), wxDragResult def, wxDataObject* DataObj) +{ + m_preDrag = false; + + if ((def != wxDragCopy) && (def != wxDragMove)) + { + return; + } + + if (!GetSelection().IsValid()) + { + return; + } + + wxRichTextParagraphLayoutBox* originContainer = GetSelection().GetContainer(); + wxRichTextParagraphLayoutBox* destContainer = GetFocusObject(); // This will be the drop container, not necessarily the same as the origin one + + wxRichTextBuffer* richTextBuffer = ((wxRichTextBufferDataObject*)DataObj)->GetRichTextBuffer(); + if (richTextBuffer) + { + long position = GetCaretPosition(); + wxRichTextRange selectionrange = GetInternalSelectionRange(); + if (selectionrange.Contains(position) && (def == wxDragMove)) + { + // It doesn't make sense to move onto itself + return; + } + + // If we're moving, and the data is being moved forward, we need to drop first, then delete the selection + // If moving backwards, we need to delete then drop. If we're copying (or doing nothing) we don't delete anyway + bool DeleteAfter = (def == wxDragMove) && (position > selectionrange.GetEnd()); + if ((def == wxDragMove) && !DeleteAfter) + { + // We can't use e.g. DeleteSelectedContent() as it uses the focus container + originContainer->DeleteRangeWithUndo(selectionrange, this, &GetBuffer()); + } + + destContainer->InsertParagraphsWithUndo(&GetBuffer(), position+1, *richTextBuffer, this, 0); + ShowPosition(position + richTextBuffer->GetOwnRange().GetEnd()); + + delete richTextBuffer; + + if (DeleteAfter) + { + // We can't use e.g. DeleteSelectedContent() as it uses the focus container + originContainer->DeleteRangeWithUndo(selectionrange, this, &GetBuffer()); + } + + SelectNone(); + Refresh(); + } +} +#endif // wxUSE_DRAG_AND_DROP + + +#if wxUSE_DRAG_AND_DROP +bool wxRichTextDropSource::GiveFeedback(wxDragResult WXUNUSED(effect)) +{ + wxCHECK_MSG(m_rtc, false, wxT("NULL m_rtc")); + + long position = 0; + int hit = 0; + wxRichTextObject* hitObj = NULL; + wxRichTextParagraphLayoutBox* container = m_rtc->FindContainerAtPoint(m_rtc->GetUnscaledPoint(m_rtc->ScreenToClient(wxGetMousePosition())), position, hit, hitObj); + + if (!(hit & wxRICHTEXT_HITTEST_NONE) && container && container->AcceptsFocus()) + { + m_rtc->StoreFocusObject(container); + m_rtc->SetCaretPositionAfterClick(container, position, hit); + } + + return false; // so that the base-class sets a cursor +} +#endif // wxUSE_DRAG_AND_DROP + +bool wxRichTextCtrl::CanDeleteRange(wxRichTextParagraphLayoutBox& WXUNUSED(container), const wxRichTextRange& WXUNUSED(range)) const +{ + return true; +} + +bool wxRichTextCtrl::CanInsertContent(wxRichTextParagraphLayoutBox& WXUNUSED(container), long WXUNUSED(pos)) const +{ + return true; +} + +void wxRichTextCtrl::EnableVerticalScrollbar(bool enable) +{ + m_verticalScrollbarEnabled = enable; + SetupScrollbars(); +} + +void wxRichTextCtrl::SetFontScale(double fontScale, bool refresh) +{ + GetBuffer().SetFontScale(fontScale); + if (refresh) + { + GetBuffer().Invalidate(wxRICHTEXT_ALL); + Refresh(); + } +} + +void wxRichTextCtrl::SetDimensionScale(double dimScale, bool refresh) +{ + GetBuffer().SetDimensionScale(dimScale); + if (refresh) + { + GetBuffer().Invalidate(wxRICHTEXT_ALL); + Refresh(); + } +} + +// Sets an overall scale factor for displaying and editing the content. +void wxRichTextCtrl::SetScale(double scale, bool refresh) +{ + m_scale = scale; + if (refresh) + { + GetBuffer().Invalidate(wxRICHTEXT_ALL); + Refresh(); + } +} + +// Get an unscaled point +wxPoint wxRichTextCtrl::GetUnscaledPoint(const wxPoint& pt) const +{ + if (GetScale() == 1.0) + return pt; + else + return wxPoint((int) (0.5 + double(pt.x) / GetScale()), (int) (0.5 + double(pt.y) / GetScale())); +} + +// Get a scaled point +wxPoint wxRichTextCtrl::GetScaledPoint(const wxPoint& pt) const +{ + if (GetScale() == 1.0) + return pt; + else + return wxPoint((int) (0.5 + double(pt.x) * GetScale()), (int) (0.5 + double(pt.y) * GetScale())); +} + +// Get an unscaled size +wxSize wxRichTextCtrl::GetUnscaledSize(const wxSize& sz) const +{ + if (GetScale() == 1.0) + return sz; + else + return wxSize((int) (0.5 + double(sz.x) / GetScale()), (int) (0.5 + double(sz.y) / GetScale())); +} + +// Get a scaled size +wxSize wxRichTextCtrl::GetScaledSize(const wxSize& sz) const +{ + if (GetScale() == 1.0) + return sz; + else + return wxSize((int) (0.5 + double(sz.x) * GetScale()), (int) (0.5 + double(sz.y) * GetScale())); +} + +// Get an unscaled rect +wxRect wxRichTextCtrl::GetUnscaledRect(const wxRect& rect) const +{ + if (GetScale() == 1.0) + return rect; + else + return wxRect((int) (0.5 + double(rect.x) / GetScale()), (int) (0.5 + double(rect.y) / GetScale()), + (int) (0.5 + double(rect.width) / GetScale()), (int) (0.5 + double(rect.height) / GetScale())); +} + +// Get a scaled rect +wxRect wxRichTextCtrl::GetScaledRect(const wxRect& rect) const +{ + if (GetScale() == 1.0) + return rect; + else + return wxRect((int) (0.5 + double(rect.x) * GetScale()), (int) (0.5 + double(rect.y) * GetScale()), + (int) (0.5 + double(rect.width) * GetScale()), (int) (0.5 + double(rect.height) * GetScale())); +} + +#if wxRICHTEXT_USE_OWN_CARET + +// ---------------------------------------------------------------------------- +// initialization and destruction +// ---------------------------------------------------------------------------- + +void wxRichTextCaret::Init() +{ + m_hasFocus = true; + m_refreshEnabled = true; + + m_xOld = + m_yOld = -1; + m_richTextCtrl = NULL; + m_needsUpdate = false; + m_flashOn = true; +} + +wxRichTextCaret::~wxRichTextCaret() +{ + if (m_timer.IsRunning()) + m_timer.Stop(); +} + +// ---------------------------------------------------------------------------- +// showing/hiding/moving the caret (base class interface) +// ---------------------------------------------------------------------------- + +void wxRichTextCaret::DoShow() +{ + m_flashOn = true; + + if (!m_timer.IsRunning()) + m_timer.Start(GetBlinkTime()); + + Refresh(); +} + +void wxRichTextCaret::DoHide() +{ + if (m_timer.IsRunning()) + m_timer.Stop(); + + Refresh(); +} + +void wxRichTextCaret::DoMove() +{ + if (IsVisible()) + { + Refresh(); + + if (m_xOld != -1 && m_yOld != -1) + { + if (m_richTextCtrl && m_refreshEnabled) + { + wxRect rect(wxPoint(m_xOld, m_yOld), GetSize()); + wxRect scaledRect = m_richTextCtrl->GetScaledRect(rect); + m_richTextCtrl->RefreshRect(scaledRect, 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 && m_refreshEnabled) + { + wxRect rect(GetPosition(), GetSize()); + wxRect rectScaled = m_richTextCtrl->GetScaledRect(rect); + m_richTextCtrl->RefreshRect(rectScaled, false); + } +} + +void wxRichTextCaret::DoDraw(wxDC *dc) +{ + dc->SetPen( *wxBLACK_PEN ); + + dc->SetBrush(*(m_hasFocus ? wxBLACK_BRUSH : wxTRANSPARENT_BRUSH)); + dc->SetPen(*wxBLACK_PEN); + + wxPoint pt(m_x, m_y); + + if (m_richTextCtrl) + { + pt = m_richTextCtrl->GetLogicalPoint(pt); + } + if (IsVisible() && m_flashOn) + dc->DrawRectangle(pt.x, pt.y, m_width, m_height); +} + +void wxRichTextCaret::Notify() +{ + m_flashOn = !m_flashOn; + Refresh(); +} + +void wxRichTextCaretTimer::Notify() +{ + m_caret->Notify(); +} +#endif + // wxRICHTEXT_USE_OWN_CARET + +// Add an item +bool wxRichTextContextMenuPropertiesInfo::AddItem(const wxString& label, wxRichTextObject* obj) +{ + if (GetCount() < 3) + { + m_labels.Add(label); + m_objects.Add(obj); + return true; + } + else + return false; +} + +// Returns number of menu items were added. +int wxRichTextContextMenuPropertiesInfo::AddMenuItems(wxMenu* menu, int startCmd) const +{ + wxMenuItem* item = menu->FindItem(startCmd); + // If none of the standard properties identifiers are in the menu, add them if necessary. + // If no items to add, just set the text to something generic + if (GetCount() == 0) + { + if (item) + { + menu->SetLabel(startCmd, _("&Properties")); + + // Delete the others if necessary + int i; + for (i = startCmd+1; i < startCmd+3; i++) + { + if (menu->FindItem(i)) + { + menu->Delete(i); + } + } + } + } + else + { + int i; + int pos = -1; + // Find the position of the first properties item + for (i = 0; i < (int) menu->GetMenuItemCount(); i++) + { + wxMenuItem* item = menu->FindItemByPosition(i); + if (item && item->GetId() == startCmd) + { + pos = i; + break; + } + } + + if (pos != -1) + { + int insertBefore = pos+1; + for (i = startCmd; i < startCmd+GetCount(); i++) + { + if (menu->FindItem(i)) + { + menu->SetLabel(i, m_labels[i - startCmd]); + } + else + { + if (insertBefore >= (int) menu->GetMenuItemCount()) + menu->Append(i, m_labels[i - startCmd]); + else + menu->Insert(insertBefore, i, m_labels[i - startCmd]); + } + insertBefore ++; + } + + // Delete any old items still left on the menu + for (i = startCmd + GetCount(); i < startCmd+3; i++) + { + if (menu->FindItem(i)) + { + menu->Delete(i); + } + } + } + else + { + // No existing property identifiers were found, so append to the end of the menu. + menu->AppendSeparator(); + for (i = startCmd; i < startCmd+GetCount(); i++) + { + menu->Append(i, m_labels[i - startCmd]); + } + } + } + + return GetCount(); +} + +// Add appropriate menu items for the current container and clicked on object +// (and container's parent, if appropriate). +int wxRichTextContextMenuPropertiesInfo::AddItems(wxRichTextCtrl* ctrl, wxRichTextObject* container, wxRichTextObject* obj) +{ + Clear(); + if (obj && ctrl->CanEditProperties(obj)) + AddItem(ctrl->GetPropertiesMenuLabel(obj), obj); + + if (container && container != obj && ctrl->CanEditProperties(container) && m_labels.Index(ctrl->GetPropertiesMenuLabel(container)) == wxNOT_FOUND) + AddItem(ctrl->GetPropertiesMenuLabel(container), container); + + if (container && container->GetParent() && ctrl->CanEditProperties(container->GetParent()) && m_labels.Index(ctrl->GetPropertiesMenuLabel(container->GetParent())) == wxNOT_FOUND) + AddItem(ctrl->GetPropertiesMenuLabel(container->GetParent()), container->GetParent()); + + return GetCount(); +} + +#endif + // wxUSE_RICHTEXT