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#include "x11_window.h"
#include "../log.h"
#include "../duckstation_compat.h"
#include <cstdio>
Log_SetChannel(X11Window);
namespace GL {
X11Window::X11Window() = default;
X11Window::~X11Window()
{
Destroy();
}
bool X11Window::Create(Display* display, Window parent_window, const XVisualInfo* vi)
{
m_display = display;
m_parent_window = parent_window;
XSync(m_display, True);
XWindowAttributes parent_wa = {};
XGetWindowAttributes(m_display, m_parent_window, &parent_wa);
m_width = static_cast<u32>(parent_wa.width);
m_height = static_cast<u32>(parent_wa.height);
// Failed X calls terminate the process so no need to check for errors.
// We could swap the error handler out here as well.
m_colormap = XCreateColormap(m_display, m_parent_window, vi->visual, AllocNone);
XSetWindowAttributes wa = {};
wa.colormap = m_colormap;
m_window = XCreateWindow(m_display, m_parent_window, 0, 0, m_width, m_height, 0, vi->depth, InputOutput, vi->visual,
CWColormap, &wa);
XMapWindow(m_display, m_window);
XSync(m_display, True);
return true;
}
void X11Window::Destroy()
{
if (m_window)
{
XUnmapWindow(m_display, m_window);
XDestroyWindow(m_display, m_window);
m_window = {};
}
if (m_colormap)
{
XFreeColormap(m_display, m_colormap);
m_colormap = {};
}
}
void X11Window::Resize(u32 width, u32 height)
{
if (width != 0 && height != 0)
{
m_width = width;
m_height = height;
}
else
{
XWindowAttributes parent_wa = {};
XGetWindowAttributes(m_display, m_parent_window, &parent_wa);
m_width = static_cast<u32>(parent_wa.width);
m_height = static_cast<u32>(parent_wa.height);
}
XResizeWindow(m_display, m_window, m_width, m_height);
}
static X11InhibitErrors* s_current_error_inhibiter;
X11InhibitErrors::X11InhibitErrors()
{
Assert(!s_current_error_inhibiter);
m_old_handler = XSetErrorHandler(ErrorHandler);
s_current_error_inhibiter = this;
}
X11InhibitErrors::~X11InhibitErrors()
{
Assert(s_current_error_inhibiter == this);
s_current_error_inhibiter = nullptr;
XSetErrorHandler(m_old_handler);
}
int X11InhibitErrors::ErrorHandler(Display* display, XErrorEvent* ee)
{
char error_string[256] = {};
XGetErrorText(display, ee->error_code, error_string, sizeof(error_string));
Log_WarningPrintf("X11 Error: %s (Error %u Minor %u Request %u)", error_string, ee->error_code, ee->minor_code,
ee->request_code);
s_current_error_inhibiter->m_had_error = true;
return 0;
}
} // namespace GL
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