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allow to skip html tags #45

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33 changes: 32 additions & 1 deletion imgui_markdown.h
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Original file line number Diff line number Diff line change
Expand Up @@ -235,6 +235,7 @@ enum ImGuiMarkdownFormatFlags_
ImGuiMarkdownFormatFlags_DiscardExtraNewLines = 1 << 0, // (Accurate parsing) Provided markdown will discard all redundant newlines
ImGuiMarkdownFormatFlags_NoNewLineBeforeHeading = 1 << 1, // (Accurate parsing) Provided markdown will not format a newline after the first line if it is a heading
ImGuiMarkdownFormatFlags_SeparatorDoesNotAdvance = 1 << 2, // (Accurate parsing) Provided markdown will not advance to the next line after formatting a separator
ImGuiMarkdownFormatFlags_IgnoreHtml = 1 << 3, // Ignore and skip HTML tags in the markdown
ImGuiMarkdownFormatFlags_GithubStyle = ImGuiMarkdownFormatFlags_DiscardExtraNewLines | ImGuiMarkdownFormatFlags_NoNewLineBeforeHeading | ImGuiMarkdownFormatFlags_SeparatorDoesNotAdvance,
ImGuiMarkdownFormatFlags_CommonMarkAll = ImGuiMarkdownFormatFlags_DiscardExtraNewLines | ImGuiMarkdownFormatFlags_NoNewLineBeforeHeading | ImGuiMarkdownFormatFlags_SeparatorDoesNotAdvance,
};
Expand Down Expand Up @@ -524,7 +525,7 @@ namespace ImGui
linkHoverStart = s_linkHoverStart;
}

ImGuiStyle& style = ImGui::GetStyle();
// ImGuiStyle& style = ImGui::GetStyle();
Line line;
Line prevLine;
Link link;
Expand All @@ -539,6 +540,36 @@ namespace ImGui
c = markdown_[i]; // get the character at index
if( c == 0 ) { break; } // shouldn't happen but don't go beyond 0.

// Skip HTML tags if the flag is set
if( ( mdConfig_.formatFlags & ImGuiMarkdownFormatFlags_IgnoreHtml ) && c == '<' )
{
// Check if this looks like an HTML tag
int j = i + 1;

// Check for closing tag
if( j < (int)markdownLength_ && markdown_[j] == '/' )
{
j++;
}

// Check for valid tag name (starts with letter)
if( j < (int)markdownLength_ && ( ( markdown_[j] >= 'a' && markdown_[j] <= 'z' ) || ( markdown_[j] >= 'A' && markdown_[j] <= 'Z' ) ) )
{
// Find the closing >
while( j < (int)markdownLength_ && markdown_[j] != '>' )
{
j++;
}

if( j < (int)markdownLength_ && markdown_[j] == '>' )
{
// Valid HTML tag found, skip it
i = j;
continue;
}
}
}

// If we're at the beginning of the line, count any spaces
if( line.isLeadingSpace )
{
Expand Down