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LibVT: Add title stack support

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This feature allows applications to reset the window title once they
exited. It is used by `vim` if `set title` is enabled.
This commit is contained in:
Daniel Bertalan 2021-05-24 10:40:00 +02:00 • committed by Ali Mohammad Pur
parent 439dc9b734
commit ee24f2eb2d
2 changed files with 35 additions and 6 deletions
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38
Userland/Libraries/LibVT/Terminal.cpp
View file

@ -267,7 +267,31 @@ void Terminal::XTERM_WM(Parameters params)
{
if (params.size() < 1)
return;
dbgln("FIXME: XTERM_WM: Ps: {} (param count: {})", params[0], params.size());
switch (params[0]) {
case 22: {
if (params.size() > 1 && params[1] == 1) {
dbgln("FIXME: we don't support icon titles");
return;
}
dbgln_if(TERMINAL_DEBUG, "Title stack push: {}", m_current_window_title);
[[maybe_unused]] auto rc = m_title_stack.try_append(move(m_current_window_title));
break;
}
case 23: {
if (params.size() > 1 && params[1] == 1)
return;
if (m_title_stack.is_empty()) {
dbgln("Shenanigans: Tried to pop from empty title stack");
return;
}
m_current_window_title = m_title_stack.take_last();
dbgln_if(TERMINAL_DEBUG, "Title stack pop: {}", m_current_window_title);
m_client.set_window_title(m_current_window_title);
break;
}
default:
dbgln("FIXME: XTERM_WM: Ps: {} (param count: {})", params[0], params.size());
}
}
void Terminal::DECSTBM(Parameters params)
@ -934,12 +958,14 @@ void Terminal::execute_osc_sequence(OscParameters parameters, u8 last_byte)
case 0:
case 1:
case 2:
if (parameters.size() < 2)
if (parameters.size() < 2) {
dbgln("Attempted to set window title without any parameters");
else
m_client.set_window_title(stringview_ify(1));
// FIXME: the split breaks titles containing semicolons.
// Should we expose the raw OSC string from the parser? Or join by semicolon?
} else {
// FIXME: the split breaks titles containing semicolons.
// Should we expose the raw OSC string from the parser? Or join by semicolon?
m_current_window_title = stringview_ify(1).to_string();
m_client.set_window_title(m_current_window_title);
}
break;
case 8:
#ifndef KERNEL

3
Userland/Libraries/LibVT/Terminal.h
View file

@ -339,6 +339,9 @@ protected:
Attribute m_current_attribute;
Attribute m_saved_attribute;
String m_current_window_title;
Vector<String> m_title_stack;
#ifndef KERNEL
u32 m_next_href_id { 0 };
#endif