+ if (style.HasRightIndent() && !wxHasStyle(multipleStyleAttributes, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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.
+
+ 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());
+ }
+ }
+
+ if (style.HasOutlineLevel() && !wxHasStyle(multipleStyleAttributes, 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;
+
+ 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);
+ }
+ 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);
+
+ 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);
+ }
+
+ 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();
+
+ 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;
+
+ 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)
projects / wxWidgets.git / blobdiff