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LibWeb: Implement document.execCommand("defaultParagraphSeparator")

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This commit is contained in:
Jelle Raaijmakers 2024-11-29 11:56:28 +01:00 • committed by Andreas Kling
commit 4a64557876
Notes: github-actions[bot] 2024-11-30 16:37:16 +00:00
3 changed files with 38 additions and 0 deletions
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29
Libraries/LibWeb/Editing/Commands.cpp
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@ -19,6 +19,34 @@
namespace Web::Editing {
// https://w3c.github.io/editing/docs/execCommand/#the-defaultparagraphseparator-command
bool command_default_paragraph_separator_action(DOM::Document& document, String const& input_value)
{
// Let value be converted to ASCII lowercase.
auto value = input_value.to_ascii_lowercase();
// If value is then equal to "p" or "div", set the context object's default single-line
// container name to value, then return true.
if (value == HTML::TagNames::p) {
document.set_default_single_line_container_name(HTML::TagNames::p);
return true;
}
if (value == HTML::TagNames::div) {
document.set_default_single_line_container_name(HTML::TagNames::div);
return true;
}
// Otherwise, return false.
return false;
}
// https://w3c.github.io/editing/docs/execCommand/#the-defaultparagraphseparator-command
String command_default_paragraph_separator_value(DOM::Document const& document)
{
// Return the context object's default single-line container name.
return document.default_single_line_container_name().to_string();
}
// https://w3c.github.io/editing/docs/execCommand/#the-delete-command
bool command_delete_action(DOM::Document& document, String const&)
{
@ -326,6 +354,7 @@ bool command_delete_action(DOM::Document& document, String const&)
static Array const commands {
CommandDefinition { CommandNames::delete_, command_delete_action, {}, {}, {} },
CommandDefinition { CommandNames::defaultParagraphSeparator, command_default_paragraph_separator_action, {}, {}, command_default_paragraph_separator_value },
};
Optional<CommandDefinition const&> find_command_definition(FlyString const& command)