+ if (obj)
+ {
+ if (combineStyles)
+ {
+ wxRichTextParagraph* para = wxDynamicCast(obj->GetParent(), wxRichTextParagraph);
+ style = para ? para->GetCombinedAttributes(obj->GetAttributes()) : obj->GetAttributes();
+ }
+ else
+ style = obj->GetAttributes();
+
+ return true;
+ }
+ }
+ return false;
+}
+
+static bool wxHasStyle(long flags, long style)
+{
+ return (flags & style) != 0;
+}
+
+/// Combines 'style' with 'currentStyle' for the purpose of summarising the attributes of a range of
+/// content.
+bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const wxTextAttr& style, long& multipleStyleAttributes, int& multipleTextEffectAttributes, int& absentStyleAttributes, int& absentTextEffectAttributes)
+{
+ absentStyleAttributes |= (~style.GetFlags() & wxTEXT_ATTR_ALL);
+ absentTextEffectAttributes |= (~style.GetTextEffectFlags() & 0xFFFF);
+
+ if (style.HasFont())
+ {
+ if (style.HasFontSize() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_FONT_SIZE))
+ {
+ if (currentStyle.HasFontSize())
+ {
+ if (currentStyle.GetFontSize() != style.GetFontSize())
+ {
+ // Clash of style - mark as such
+ multipleStyleAttributes |= wxTEXT_ATTR_FONT_SIZE;
+ currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_FONT_SIZE);
+ }
+ }
+ else
+ {
+ currentStyle.SetFontSize(style.GetFontSize());
+ }
+ }
+
+ if (style.HasFontItalic() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_FONT_ITALIC))
+ {
+ if (currentStyle.HasFontItalic())
+ {
+ if (currentStyle.GetFontStyle() != style.GetFontStyle())
+ {
+ // Clash of style - mark as such
+ multipleStyleAttributes |= wxTEXT_ATTR_FONT_ITALIC;
+ currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_FONT_ITALIC);
+ }
+ }
+ else
+ {
+ currentStyle.SetFontStyle(style.GetFontStyle());
+ }
+ }
+
+ if (style.HasFontFamily() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_FONT_FAMILY))
+ {
+ if (currentStyle.HasFontFamily())
+ {
+ if (currentStyle.GetFontFamily() != style.GetFontFamily())
+ {
+ // Clash of style - mark as such
+ multipleStyleAttributes |= wxTEXT_ATTR_FONT_FAMILY;
+ currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_FONT_FAMILY);
+ }
+ }
+ else
+ {
+ currentStyle.SetFontFamily(style.GetFontFamily());
+ }
+ }
+
+ if (style.HasFontWeight() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_FONT_WEIGHT))
+ {
+ if (currentStyle.HasFontWeight())
+ {
+ if (currentStyle.GetFontWeight() != style.GetFontWeight())
+ {
+ // Clash of style - mark as such
+ multipleStyleAttributes |= wxTEXT_ATTR_FONT_WEIGHT;
+ currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_FONT_WEIGHT);
+ }
+ }
+ else
+ {
+ currentStyle.SetFontWeight(style.GetFontWeight());
+ }
+ }
+
+ if (style.HasFontFaceName() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_FONT_FACE))
+ {
+ if (currentStyle.HasFontFaceName())
+ {
+ wxString faceName1(currentStyle.GetFontFaceName());
+ wxString faceName2(style.GetFontFaceName());
+
+ if (faceName1 != faceName2)
+ {
+ // Clash of style - mark as such
+ multipleStyleAttributes |= wxTEXT_ATTR_FONT_FACE;
+ currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_FONT_FACE);
+ }
+ }
+ else
+ {
+ currentStyle.SetFontFaceName(style.GetFontFaceName());
+ }
+ }
+
+ if (style.HasFontUnderlined() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_FONT_UNDERLINE))
+ {
+ if (currentStyle.HasFontUnderlined())
+ {
+ if (currentStyle.GetFontUnderlined() != style.GetFontUnderlined())
+ {
+ // Clash of style - mark as such
+ multipleStyleAttributes |= wxTEXT_ATTR_FONT_UNDERLINE;
+ currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_FONT_UNDERLINE);
+ }
+ }
+ else
+ {
+ currentStyle.SetFontUnderlined(style.GetFontUnderlined());
+ }
+ }
+ }
+
+ if (style.HasTextColour() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_TEXT_COLOUR))
+ {
+ if (currentStyle.HasTextColour())
+ {
+ if (currentStyle.GetTextColour() != style.GetTextColour())
+ {
+ // Clash of style - mark as such
+ multipleStyleAttributes |= wxTEXT_ATTR_TEXT_COLOUR;
+ currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_TEXT_COLOUR);
+ }
+ }
+ else
+ currentStyle.SetTextColour(style.GetTextColour());
+ }
+
+ if (style.HasBackgroundColour() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_BACKGROUND_COLOUR))
+ {
+ if (currentStyle.HasBackgroundColour())
+ {
+ if (currentStyle.GetBackgroundColour() != style.GetBackgroundColour())
+ {
+ // Clash of style - mark as such
+ multipleStyleAttributes |= wxTEXT_ATTR_BACKGROUND_COLOUR;
+ currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_BACKGROUND_COLOUR);
+ }
+ }
+ else
+ currentStyle.SetBackgroundColour(style.GetBackgroundColour());
+ }
+
+ if (style.HasAlignment() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_ALIGNMENT))
+ {
+ if (currentStyle.HasAlignment())
+ {
+ if (currentStyle.GetAlignment() != style.GetAlignment())
+ {
+ // Clash of style - mark as such
+ multipleStyleAttributes |= wxTEXT_ATTR_ALIGNMENT;
+ currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_ALIGNMENT);
+ }
+ }
+ else
+ currentStyle.SetAlignment(style.GetAlignment());
+ }
+
+ if (style.HasTabs() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_TABS))
+ {
+ if (currentStyle.HasTabs())
+ {
+ if (!wxRichTextTabsEq(currentStyle.GetTabs(), style.GetTabs()))
+ {
+ // Clash of style - mark as such
+ multipleStyleAttributes |= wxTEXT_ATTR_TABS;
+ currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_TABS);
+ }
+ }
+ else
+ currentStyle.SetTabs(style.GetTabs());
+ }
+
+ if (style.HasLeftIndent() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_LEFT_INDENT))
+ {
+ if (currentStyle.HasLeftIndent())
+ {
+ if (currentStyle.GetLeftIndent() != style.GetLeftIndent() || currentStyle.GetLeftSubIndent() != style.GetLeftSubIndent())
+ {
+ // Clash of style - mark as such
+ multipleStyleAttributes |= wxTEXT_ATTR_LEFT_INDENT;
+ currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_LEFT_INDENT);
+ }
+ }
+ else
+ currentStyle.SetLeftIndent(style.GetLeftIndent(), style.GetLeftSubIndent());
+ }
+
+ if (style.HasRightIndent() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_RIGHT_INDENT))
+ {
+ if (currentStyle.HasRightIndent())
+ {
+ if (currentStyle.GetRightIndent() != style.GetRightIndent())
+ {
+ // Clash of style - mark as such
+ multipleStyleAttributes |= wxTEXT_ATTR_RIGHT_INDENT;
+ currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_RIGHT_INDENT);
+ }
+ }
+ else
+ currentStyle.SetRightIndent(style.GetRightIndent());
+ }
+
+ if (style.HasParagraphSpacingAfter() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_PARA_SPACING_AFTER))
+ {
+ if (currentStyle.HasParagraphSpacingAfter())
+ {
+ if (currentStyle.GetParagraphSpacingAfter() != style.GetParagraphSpacingAfter())
+ {
+ // Clash of style - mark as such
+ multipleStyleAttributes |= wxTEXT_ATTR_PARA_SPACING_AFTER;
+ currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_PARA_SPACING_AFTER);
+ }
+ }
+ else
+ currentStyle.SetParagraphSpacingAfter(style.GetParagraphSpacingAfter());
+ }
+
+ if (style.HasParagraphSpacingBefore() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_PARA_SPACING_BEFORE))
+ {
+ if (currentStyle.HasParagraphSpacingBefore())
+ {
+ if (currentStyle.GetParagraphSpacingBefore() != style.GetParagraphSpacingBefore())
+ {
+ // Clash of style - mark as such
+ multipleStyleAttributes |= wxTEXT_ATTR_PARA_SPACING_BEFORE;
+ currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_PARA_SPACING_BEFORE);
+ }
+ }
+ else
+ currentStyle.SetParagraphSpacingBefore(style.GetParagraphSpacingBefore());
+ }
+
+ if (style.HasLineSpacing() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_LINE_SPACING))
+ {
+ if (currentStyle.HasLineSpacing())
+ {
+ if (currentStyle.GetLineSpacing() != style.GetLineSpacing())
+ {
+ // Clash of style - mark as such
+ multipleStyleAttributes |= wxTEXT_ATTR_LINE_SPACING;
+ currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_LINE_SPACING);
+ }
+ }
+ else
+ currentStyle.SetLineSpacing(style.GetLineSpacing());
+ }
+
+ if (style.HasCharacterStyleName() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_CHARACTER_STYLE_NAME))
+ {
+ if (currentStyle.HasCharacterStyleName())
+ {
+ if (currentStyle.GetCharacterStyleName() != style.GetCharacterStyleName())
+ {
+ // Clash of style - mark as such
+ multipleStyleAttributes |= wxTEXT_ATTR_CHARACTER_STYLE_NAME;
+ currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_CHARACTER_STYLE_NAME);
+ }
+ }
+ else
+ currentStyle.SetCharacterStyleName(style.GetCharacterStyleName());
+ }
+
+ if (style.HasParagraphStyleName() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_PARAGRAPH_STYLE_NAME))
+ {
+ if (currentStyle.HasParagraphStyleName())
+ {
+ if (currentStyle.GetParagraphStyleName() != style.GetParagraphStyleName())
+ {
+ // Clash of style - mark as such
+ multipleStyleAttributes |= wxTEXT_ATTR_PARAGRAPH_STYLE_NAME;
+ currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_PARAGRAPH_STYLE_NAME);
+ }
+ }
+ else
+ currentStyle.SetParagraphStyleName(style.GetParagraphStyleName());
+ }
+
+ if (style.HasListStyleName() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_LIST_STYLE_NAME))
+ {
+ if (currentStyle.HasListStyleName())
+ {
+ if (currentStyle.GetListStyleName() != style.GetListStyleName())
+ {
+ // Clash of style - mark as such
+ multipleStyleAttributes |= wxTEXT_ATTR_LIST_STYLE_NAME;
+ currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_LIST_STYLE_NAME);
+ }
+ }
+ else
+ currentStyle.SetListStyleName(style.GetListStyleName());
+ }
+
+ if (style.HasBulletStyle() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_BULLET_STYLE))
+ {
+ if (currentStyle.HasBulletStyle())
+ {
+ if (currentStyle.GetBulletStyle() != style.GetBulletStyle())
+ {
+ // Clash of style - mark as such
+ multipleStyleAttributes |= wxTEXT_ATTR_BULLET_STYLE;
+ currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_BULLET_STYLE);
+ }
+ }
+ else
+ currentStyle.SetBulletStyle(style.GetBulletStyle());
+ }
+
+ if (style.HasBulletNumber() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_BULLET_NUMBER))
+ {
+ if (currentStyle.HasBulletNumber())
+ {
+ if (currentStyle.GetBulletNumber() != style.GetBulletNumber())
+ {
+ // Clash of style - mark as such
+ multipleStyleAttributes |= wxTEXT_ATTR_BULLET_NUMBER;
+ currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_BULLET_NUMBER);
+ }
+ }
+ else
+ currentStyle.SetBulletNumber(style.GetBulletNumber());
+ }
+
+ if (style.HasBulletText() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_BULLET_TEXT))
+ {
+ if (currentStyle.HasBulletText())
+ {
+ if (currentStyle.GetBulletText() != style.GetBulletText())
+ {
+ // Clash of style - mark as such
+ multipleStyleAttributes |= wxTEXT_ATTR_BULLET_TEXT;
+ currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_BULLET_TEXT);
+ }
+ }
+ else
+ {
+ currentStyle.SetBulletText(style.GetBulletText());
+ currentStyle.SetBulletFont(style.GetBulletFont());
+ }
+ }
+
+ if (style.HasBulletName() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_BULLET_NAME))
+ {
+ if (currentStyle.HasBulletName())
+ {
+ if (currentStyle.GetBulletName() != style.GetBulletName())
+ {
+ // Clash of style - mark as such
+ multipleStyleAttributes |= wxTEXT_ATTR_BULLET_NAME;
+ currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_BULLET_NAME);
+ }
+ }
+ else
+ {
+ currentStyle.SetBulletName(style.GetBulletName());
+ }
+ }
+
+ if (style.HasURL() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_URL))
+ {
+ if (currentStyle.HasURL())
+ {
+ if (currentStyle.GetURL() != style.GetURL())
+ {
+ // Clash of style - mark as such
+ multipleStyleAttributes |= wxTEXT_ATTR_URL;
+ currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_URL);
+ }
+ }
+ else
+ {
+ currentStyle.SetURL(style.GetURL());
+ }
+ }
+
+ if (style.HasTextEffects() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_EFFECTS))
+ {
+ if (currentStyle.HasTextEffects())
+ {
+ // We need to find the bits in the new style that are different:
+ // just look at those bits that are specified by the new style.
+
+ // We need to remove the bits and flags that are not common between current style
+ // and new style. In so doing we need to take account of the styles absent from one or more of the
+ // previous styles.
+
+ int currentRelevantTextEffects = currentStyle.GetTextEffects() & style.GetTextEffectFlags();
+ int newRelevantTextEffects = style.GetTextEffects() & style.GetTextEffectFlags();
+
+ if (currentRelevantTextEffects != newRelevantTextEffects)
+ {
+ // Find the text effects that were different, using XOR
+ int differentEffects = currentRelevantTextEffects ^ newRelevantTextEffects;
+
+ // Clash of style - mark as such
+ multipleTextEffectAttributes |= differentEffects;
+ currentStyle.SetTextEffectFlags(currentStyle.GetTextEffectFlags() & ~differentEffects);
+ }
+ }
+ else
+ {
+ currentStyle.SetTextEffects(style.GetTextEffects());
+ currentStyle.SetTextEffectFlags(style.GetTextEffectFlags());
+ }
+
+ // Mask out the flags and values that cannot be common because they were absent in one or more objecrs
+ // that we've looked at so far
+ currentStyle.SetTextEffects(currentStyle.GetTextEffects() & ~absentTextEffectAttributes);
+ currentStyle.SetTextEffectFlags(currentStyle.GetTextEffectFlags() & ~absentTextEffectAttributes);
+
+ if (currentStyle.GetTextEffectFlags() == 0)
+ currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_EFFECTS);
+ }
+
+ if (style.HasOutlineLevel() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_OUTLINE_LEVEL))
+ {
+ if (currentStyle.HasOutlineLevel())
+ {
+ if (currentStyle.GetOutlineLevel() != style.GetOutlineLevel())
+ {
+ // Clash of style - mark as such
+ multipleStyleAttributes |= wxTEXT_ATTR_OUTLINE_LEVEL;
+ currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_OUTLINE_LEVEL);
+ }
+ }
+ else
+ currentStyle.SetOutlineLevel(style.GetOutlineLevel());
+ }
+
+ return true;
+}
+
+/// Get the combined style for a range - if any attribute is different within the range,
+/// that attribute is not present within the flags.
+/// *** Note that this is not recursive, and so assumes that content inside a paragraph is not itself
+/// nested.
+bool wxRichTextParagraphLayoutBox::GetStyleForRange(const wxRichTextRange& range, wxTextAttr& style)
+{
+ style = wxTextAttr();
+
+ // The attributes that aren't valid because of multiple styles within the range
+ long multipleStyleAttributes = 0;
+ int multipleTextEffectAttributes = 0;
+
+ int absentStyleAttributesPara = 0;
+ int absentStyleAttributesChar = 0;
+ int absentTextEffectAttributesPara = 0;
+ int absentTextEffectAttributesChar = 0;
+
+ wxRichTextObjectList::compatibility_iterator node = GetChildren().GetFirst();
+ while (node)
+ {
+ wxRichTextParagraph* para = (wxRichTextParagraph*) node->GetData();
+ if (!(para->GetRange().GetStart() > range.GetEnd() || para->GetRange().GetEnd() < range.GetStart()))
+ {
+ if (para->GetChildren().GetCount() == 0)
+ {
+ wxTextAttr paraStyle = para->GetCombinedAttributes();
+
+ CollectStyle(style, paraStyle, multipleStyleAttributes, multipleTextEffectAttributes, absentStyleAttributesPara, absentTextEffectAttributesPara);
+ }
+ else
+ {
+ wxRichTextRange paraRange(para->GetRange());
+ paraRange.LimitTo(range);
+
+ // First collect paragraph attributes only
+ wxTextAttr paraStyle = para->GetCombinedAttributes();
+ paraStyle.SetFlags(paraStyle.GetFlags() & wxTEXT_ATTR_PARAGRAPH);
+ CollectStyle(style, paraStyle, multipleStyleAttributes, multipleTextEffectAttributes, absentStyleAttributesPara, absentTextEffectAttributesPara);
+
+ wxRichTextObjectList::compatibility_iterator childNode = para->GetChildren().GetFirst();
+
+ while (childNode)
+ {
+ wxRichTextObject* child = childNode->GetData();
+ if (!(child->GetRange().GetStart() > range.GetEnd() || child->GetRange().GetEnd() < range.GetStart()))
+ {
+ wxTextAttr childStyle = para->GetCombinedAttributes(child->GetAttributes());
+
+ // Now collect character attributes only
+ childStyle.SetFlags(childStyle.GetFlags() & wxTEXT_ATTR_CHARACTER);
+
+ CollectStyle(style, childStyle, multipleStyleAttributes, multipleTextEffectAttributes, absentStyleAttributesChar, absentTextEffectAttributesChar);
+ }
+
+ childNode = childNode->GetNext();
+ }
+ }
+ }
+ node = node->GetNext();
+ }
+ return true;
+}
+
+/// Set default style
+bool wxRichTextParagraphLayoutBox::SetDefaultStyle(const wxTextAttr& style)
+{
+ m_defaultAttributes = style;
+ return true;
+}
+
+/// Test if this whole range has character attributes of the specified kind. If any
+/// of the attributes are different within the range, the test fails. You
+/// can use this to implement, for example, bold button updating. style must have
+/// flags indicating which attributes are of interest.
+bool wxRichTextParagraphLayoutBox::HasCharacterAttributes(const wxRichTextRange& range, const wxTextAttr& style) const
+{
+ int foundCount = 0;
+ int matchingCount = 0;
+
+ wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst();
+ while (node)
+ {
+ wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph);
+ wxASSERT (para != NULL);
+
+ if (para)
+ {
+ // Stop searching if we're beyond the range of interest
+ if (para->GetRange().GetStart() > range.GetEnd())
+ return foundCount == matchingCount;
+
+ if (!para->GetRange().IsOutside(range))
+ {
+ wxRichTextObjectList::compatibility_iterator node2 = para->GetChildren().GetFirst();
+
+ while (node2)
+ {
+ wxRichTextObject* child = node2->GetData();
+ if (!child->GetRange().IsOutside(range) && child->IsKindOf(CLASSINFO(wxRichTextPlainText)))
+ {
+ foundCount ++;
+ wxTextAttr textAttr = para->GetCombinedAttributes(child->GetAttributes());
+
+ if (wxTextAttrEqPartial(textAttr, style, style.GetFlags()))
+ matchingCount ++;
+ }
+
+ node2 = node2->GetNext();
+ }
+ }
+ }
+
+ node = node->GetNext();
+ }
+
+ return foundCount == matchingCount;
+}
+
+/// Test if this whole range has paragraph attributes of the specified kind. If any
+/// of the attributes are different within the range, the test fails. You
+/// can use this to implement, for example, centering button updating. style must have
+/// flags indicating which attributes are of interest.
+bool wxRichTextParagraphLayoutBox::HasParagraphAttributes(const wxRichTextRange& range, const wxTextAttr& style) const
+{
+ int foundCount = 0;
+ int matchingCount = 0;
+
+ wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst();
+ while (node)
+ {
+ wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph);
+ wxASSERT (para != NULL);
+
+ if (para)
+ {
+ // Stop searching if we're beyond the range of interest
+ if (para->GetRange().GetStart() > range.GetEnd())
+ return foundCount == matchingCount;
+
+ if (!para->GetRange().IsOutside(range))
+ {
+ wxTextAttr textAttr = GetAttributes();
+ // Apply the paragraph style
+ wxRichTextApplyStyle(textAttr, para->GetAttributes());
+
+ foundCount ++;
+ if (wxTextAttrEqPartial(textAttr, style, style.GetFlags()))
+ matchingCount ++;
+ }
+ }
+
+ node = node->GetNext();
+ }
+ return foundCount == matchingCount;
+}
+
+void wxRichTextParagraphLayoutBox::Clear()
+{
+ DeleteChildren();
+}
+
+void wxRichTextParagraphLayoutBox::Reset()
+{
+ Clear();
+
+ wxRichTextBuffer* buffer = wxDynamicCast(this, wxRichTextBuffer);
+ if (buffer && GetRichTextCtrl())
+ {
+ wxRichTextEvent event(wxEVT_COMMAND_RICHTEXT_BUFFER_RESET, GetRichTextCtrl()->GetId());
+ event.SetEventObject(GetRichTextCtrl());
+
+ buffer->SendEvent(event, true);
+ }
+
+ AddParagraph(wxEmptyString);
+
+ Invalidate(wxRICHTEXT_ALL);
+}
+
+/// Invalidate the buffer. With no argument, invalidates whole buffer.
+void wxRichTextParagraphLayoutBox::Invalidate(const wxRichTextRange& invalidRange)
+{
+ SetDirty(true);
+
+ if (invalidRange == wxRICHTEXT_ALL)
+ {
+ m_invalidRange = wxRICHTEXT_ALL;
+ return;
+ }
+
+ // Already invalidating everything
+ if (m_invalidRange == wxRICHTEXT_ALL)
+ return;
+
+ if ((invalidRange.GetStart() < m_invalidRange.GetStart()) || m_invalidRange.GetStart() == -1)
+ m_invalidRange.SetStart(invalidRange.GetStart());
+ if (invalidRange.GetEnd() > m_invalidRange.GetEnd())
+ m_invalidRange.SetEnd(invalidRange.GetEnd());
+}
+
+/// Get invalid range, rounding to entire paragraphs if argument is true.
+wxRichTextRange wxRichTextParagraphLayoutBox::GetInvalidRange(bool wholeParagraphs) const
+{
+ if (m_invalidRange == wxRICHTEXT_ALL || m_invalidRange == wxRICHTEXT_NONE)
+ return m_invalidRange;
+
+ wxRichTextRange range = m_invalidRange;
+
+ if (wholeParagraphs)
+ {
+ wxRichTextParagraph* para1 = GetParagraphAtPosition(range.GetStart());
+ wxRichTextParagraph* para2 = GetParagraphAtPosition(range.GetEnd());
+ if (para1)
+ range.SetStart(para1->GetRange().GetStart());
+ if (para2)
+ range.SetEnd(para2->GetRange().GetEnd());
+ }
+ return range;
+}
+
+/// Apply the style sheet to the buffer, for example if the styles have changed.
+bool wxRichTextParagraphLayoutBox::ApplyStyleSheet(wxRichTextStyleSheet* styleSheet)
+{
+ wxASSERT(styleSheet != NULL);
+ if (!styleSheet)
+ return false;
+
+ int foundCount = 0;
+
+ wxRichTextAttr attr(GetBasicStyle());
+ if (GetBasicStyle().HasParagraphStyleName())
+ {
+ wxRichTextParagraphStyleDefinition* paraDef = styleSheet->FindParagraphStyle(GetBasicStyle().GetParagraphStyleName());
+ if (paraDef)
+ {
+ attr.Apply(paraDef->GetStyleMergedWithBase(styleSheet));
+ SetBasicStyle(attr);
+ foundCount ++;
+ }
+ }
+
+ if (GetBasicStyle().HasCharacterStyleName())
+ {
+ wxRichTextCharacterStyleDefinition* charDef = styleSheet->FindCharacterStyle(GetBasicStyle().GetCharacterStyleName());
+ if (charDef)
+ {
+ attr.Apply(charDef->GetStyleMergedWithBase(styleSheet));
+ SetBasicStyle(attr);
+ foundCount ++;
+ }
+ }
+
+ wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst();
+ while (node)
+ {
+ wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph);
+ wxASSERT (para != NULL);
+
+ if (para)
+ {
+ // Combine paragraph and list styles. If there is a list style in the original attributes,
+ // the current indentation overrides anything else and is used to find the item indentation.
+ // Also, for applying paragraph styles, consider having 2 modes: (1) we merge with what we have,
+ // thereby taking into account all user changes, (2) reset the style completely (except for indentation/list
+ // exception as above).
+ // Problem: when changing from one list style to another, there's a danger that the level info will get lost.
+ // So when changing a list style interactively, could retrieve level based on current style, then
+ // set appropriate indent and apply new style.
+
+ if (!para->GetAttributes().GetParagraphStyleName().IsEmpty() && !para->GetAttributes().GetListStyleName().IsEmpty())
+ {
+ int currentIndent = para->GetAttributes().GetLeftIndent();
+
+ wxRichTextParagraphStyleDefinition* paraDef = styleSheet->FindParagraphStyle(para->GetAttributes().GetParagraphStyleName());
+ wxRichTextListStyleDefinition* listDef = styleSheet->FindListStyle(para->GetAttributes().GetListStyleName());
+ if (paraDef && !listDef)
+ {
+ para->GetAttributes() = paraDef->GetStyleMergedWithBase(styleSheet);
+ foundCount ++;
+ }
+ else if (listDef && !paraDef)
+ {
+ // Set overall style defined for the list style definition
+ para->GetAttributes() = listDef->GetStyleMergedWithBase(styleSheet);
+
+ // Apply the style for this level
+ wxRichTextApplyStyle(para->GetAttributes(), * listDef->GetLevelAttributes(listDef->FindLevelForIndent(currentIndent)));
+ foundCount ++;
+ }
+ else if (listDef && paraDef)
+ {
+ // Combines overall list style, style for level, and paragraph style
+ para->GetAttributes() = listDef->CombineWithParagraphStyle(currentIndent, paraDef->GetStyleMergedWithBase(styleSheet));
+ foundCount ++;
+ }
+ }
+ else if (para->GetAttributes().GetParagraphStyleName().IsEmpty() && !para->GetAttributes().GetListStyleName().IsEmpty())
+ {
+ int currentIndent = para->GetAttributes().GetLeftIndent();
+
+ wxRichTextListStyleDefinition* listDef = styleSheet->FindListStyle(para->GetAttributes().GetListStyleName());
+
+ // Overall list definition style
+ para->GetAttributes() = listDef->GetStyleMergedWithBase(styleSheet);
+
+ // Style for this level
+ wxRichTextApplyStyle(para->GetAttributes(), * listDef->GetLevelAttributes(listDef->FindLevelForIndent(currentIndent)));
+
+ foundCount ++;
+ }
+ else if (!para->GetAttributes().GetParagraphStyleName().IsEmpty() && para->GetAttributes().GetListStyleName().IsEmpty())
+ {
+ wxRichTextParagraphStyleDefinition* def = styleSheet->FindParagraphStyle(para->GetAttributes().GetParagraphStyleName());
+ if (def)
+ {
+ para->GetAttributes() = def->GetStyleMergedWithBase(styleSheet);
+ foundCount ++;
+ }
+ }
+ }
+
+ node = node->GetNext();
+ }
+ return foundCount != 0;
+}
+
+/// Set list style
+bool wxRichTextParagraphLayoutBox::SetListStyle(const wxRichTextRange& range, wxRichTextListStyleDefinition* def, int flags, int startFrom, int specifiedLevel)
+{
+ wxRichTextStyleSheet* styleSheet = GetStyleSheet();
+
+ bool withUndo = ((flags & wxRICHTEXT_SETSTYLE_WITH_UNDO) != 0);
+ // bool applyMinimal = ((flags & wxRICHTEXT_SETSTYLE_OPTIMIZE) != 0);
+ bool specifyLevel = ((flags & wxRICHTEXT_SETSTYLE_SPECIFY_LEVEL) != 0);
+ bool renumber = ((flags & wxRICHTEXT_SETSTYLE_RENUMBER) != 0);
+
+ // Current number, if numbering
+ int n = startFrom;
+
+ wxASSERT (!specifyLevel || (specifyLevel && (specifiedLevel >= 0)));
+
+ // If we are associated with a control, make undoable; otherwise, apply immediately
+ // to the data.
+
+ bool haveControl = (GetRichTextCtrl() != NULL);
+
+ wxRichTextAction* action = NULL;
+
+ if (haveControl && withUndo)
+ {
+ action = new wxRichTextAction(NULL, _("Change List Style"), wxRICHTEXT_CHANGE_STYLE, & GetRichTextCtrl()->GetBuffer(), GetRichTextCtrl());
+ action->SetRange(range);
+ action->SetPosition(GetRichTextCtrl()->GetCaretPosition());
+ }
+
+ wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst();
+ while (node)
+ {
+ wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph);
+ wxASSERT (para != NULL);
+
+ if (para && para->GetChildCount() > 0)
+ {
+ // Stop searching if we're beyond the range of interest
+ if (para->GetRange().GetStart() > range.GetEnd())
+ break;
+
+ if (!para->GetRange().IsOutside(range))
+ {
+ // We'll be using a copy of the paragraph to make style changes,
+ // not updating the buffer directly.
+ wxRichTextParagraph* newPara wxDUMMY_INITIALIZE(NULL);
+
+ if (haveControl && withUndo)
+ {
+ newPara = new wxRichTextParagraph(*para);
+ action->GetNewParagraphs().AppendChild(newPara);
+
+ // Also store the old ones for Undo
+ action->GetOldParagraphs().AppendChild(new wxRichTextParagraph(*para));
+ }
+ else
+ newPara = para;
+
+ if (def)
+ {
+ int thisIndent = newPara->GetAttributes().GetLeftIndent();
+ int thisLevel = specifyLevel ? specifiedLevel : def->FindLevelForIndent(thisIndent);
+
+ // How is numbering going to work?
+ // If we are renumbering, or numbering for the first time, we need to keep
+ // track of the number for each level. But we might be simply applying a different
+ // list style.
+ // In Word, applying a style to several paragraphs, even if at different levels,
+ // reverts the level back to the same one. So we could do the same here.
+ // Renumbering will need to be done when we promote/demote a paragraph.
+
+ // Apply the overall list style, and item style for this level
+ wxTextAttr listStyle(def->GetCombinedStyleForLevel(thisLevel, styleSheet));
+ wxRichTextApplyStyle(newPara->GetAttributes(), listStyle);
+
+ // Now we need to do numbering
+ if (renumber)
+ {
+ newPara->GetAttributes().SetBulletNumber(n);
+ }
+
+ n ++;
+ }
+ else if (!newPara->GetAttributes().GetListStyleName().IsEmpty())
+ {
+ // if def is NULL, remove list style, applying any associated paragraph style
+ // to restore the attributes
+
+ newPara->GetAttributes().SetListStyleName(wxEmptyString);
+ newPara->GetAttributes().SetLeftIndent(0, 0);
+ newPara->GetAttributes().SetBulletText(wxEmptyString);
+
+ // Eliminate the main list-related attributes
+ newPara->GetAttributes().SetFlags(newPara->GetAttributes().GetFlags() & ~wxTEXT_ATTR_LEFT_INDENT & ~wxTEXT_ATTR_BULLET_STYLE & ~wxTEXT_ATTR_BULLET_NUMBER & ~wxTEXT_ATTR_BULLET_TEXT & wxTEXT_ATTR_LIST_STYLE_NAME);
+
+ if (styleSheet && !newPara->GetAttributes().GetParagraphStyleName().IsEmpty())
+ {
+ wxRichTextParagraphStyleDefinition* def = styleSheet->FindParagraphStyle(newPara->GetAttributes().GetParagraphStyleName());
+ if (def)
+ {
+ newPara->GetAttributes() = def->GetStyleMergedWithBase(styleSheet);
+ }
+ }
+ }
+ }
+ }
+
+ node = node->GetNext();
+ }
+
+ // Do action, or delay it until end of batch.
+ if (haveControl && withUndo)
+ GetRichTextCtrl()->GetBuffer().SubmitAction(action);
+
+ return true;
+}
+
+bool wxRichTextParagraphLayoutBox::SetListStyle(const wxRichTextRange& range, const wxString& defName, int flags, int startFrom, int specifiedLevel)
+{
+ if (GetStyleSheet())
projects / wxWidgets.git / blobdiff