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Implement Page(Up|Down) functionality for TextInput.

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This commit is contained in:
Emanuel Rylke 2014-12-06 15:06:13 +01:00
parent 2ec16a0e88
commit f99c0e2c15
1 changed files with 10 additions and 2 deletions
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12
components/script/textinput.rs
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@ -163,9 +163,9 @@ impl TextInput {
self.edit_point.index = 0;
self.edit_point.line = 0;
return;
} else if adjust > 0 && self.edit_point.line >= self.lines.len() - adjust as uint {
self.edit_point.index = self.current_line_length();
} else if adjust > 0 && self.edit_point.line + adjust as uint >= self.lines.len() {
self.edit_point.line = self.lines.len() - 1;
self.edit_point.index = self.current_line_length();
return;
}
@ -268,6 +268,14 @@ impl TextInput {
self.edit_point.index = self.current_line_length();
Nothing
}
"PageUp" => {
self.adjust_vertical(-28);
Nothing
}
"PageDown" => {
self.adjust_vertical(28);
Nothing
}
"Tab" => TriggerDefaultAction,
_ => Nothing,
}