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Make it possible for userspace to alter window title/geometry.

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I'm not in love with this syscall API but it allows me to make progress.
This commit is contained in:
Andreas Kling 2019-01-20 06:02:09 +01:00
parent 8eae89a405
commit dbe83f3a83
11 changed files with 78 additions and 17 deletions
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32
Kernel/ProcessGUI.cpp
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@ -35,7 +35,7 @@ static void wait_for_gui_server()
sleep(10);
}
int Process::gui$create_window(const GUI_CreateWindowParameters* user_params)
int Process::gui$create_window(const GUI_WindowParameters* user_params)
{
wait_for_gui_server();
@ -122,3 +122,33 @@ int Process::gui$invalidate_window(int window_id, const GUI_Rect* rect)
WSEventLoop::the().server_process().request_wakeup();
return 0;
}
int Process::gui$get_window_parameters(int window_id, GUI_WindowParameters* params)
{
if (window_id < 0)
return -EINVAL;
if (!validate_write_typed(params))
return -EFAULT;
auto it = m_windows.find(window_id);
if (it == m_windows.end())
return -EBADWINDOW;
auto& window = *(*it).value;
params->rect = window.rect();
strcpy(params->title, window.title().characters());
return 0;
}
int Process::gui$set_window_parameters(int window_id, const GUI_WindowParameters* params)
{
if (window_id < 0)
return -EINVAL;
if (!validate_read_typed(params))
return -EFAULT;
auto it = m_windows.find(window_id);
if (it == m_windows.end())
return -EBADWINDOW;
auto& window = *(*it).value;
window.set_rect(params->rect);
window.set_title(params->title);
return 0;
}