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//===========================================
// Lumina-DE source code
// Copyright (c) 2017, Ken Moore
// Available under the 3-clause BSD license
// See the LICENSE file for full details
//===========================================
#include "LuminaRandR.h"
#include "xcb/randr.h"
#include "xcb/xcb_atom.h"
#include <QDebug>
#include <QX11Info>
class OutputDevice::p_objects{
public:
xcb_atom_t monitor_atom;
QList<xcb_randr_output_t> outputs; //the actual output devices used by the monitor
};
//Global Listing of Devices
QList<OutputDevice> OutputDevice::availableMonitors(){
QList<OutputDevice> list;
//Get the list of monitors
xcb_randr_get_monitors_cookie_t cookie = xcb_randr_get_monitors_unchecked(QX11Info::connection(), QX11Info::appRootWindow(), 1);
xcb_randr_get_monitors_reply_t *reply = xcb_randr_get_monitors_reply(QX11Info::connection(), cookie, NULL);
if(reply==0){
qDebug() << "Could not get monitor list";
return list;
}
xcb_randr_monitor_info_iterator_t iter = xcb_randr_get_monitors_monitors_iterator(reply);
qDebug() << "Number of Monitors:" << xcb_randr_get_monitors_monitors_length(reply);
while(iter.rem>0){
qDebug() << "Found Monitor:";
//qDebug() << " Index:" << iter.index << "Rem:" << iter.rem;
xcb_get_atom_name_reply_t *nreply = xcb_get_atom_name_reply(QX11Info::connection(), xcb_get_atom_name_unchecked(QX11Info::connection(), iter.data->name), NULL);
QString name = QString::fromLocal8Bit(xcb_get_atom_name_name(nreply), xcb_get_atom_name_name_length(nreply));
free(nreply);
qDebug() << " - Name:" << iter.data->name << name;
qDebug() << " - Primary:" << (iter.data->primary == 1);
qDebug() << " - Automatic:" << (iter.data->automatic == 1);
qDebug() << " - nOutput:" << iter.data->nOutput;
qDebug() << " - Geometry:" << QRect(iter.data->x, iter.data->y, iter.data->width, iter.data->height);
qDebug() << " - Physical Size (mm):" << iter.data->width_in_millimeters << "x" << iter.data->height_in_millimeters;
qDebug() << " - Number of outputs:" << xcb_randr_monitor_info_outputs_length(iter.data);
xcb_randr_monitor_info_next(&iter);
}
//Free up any objects we are done with
free(reply);
//Return the list
return list;
}
//FUNCTIONS (do not use directly - use the static list function instead)
OutputDevice::OutputDevice(){
enabled = false;
p_obj = new p_objects();
p_obj->monitor_atom = 0;
}
OutputDevice::~OutputDevice(){
}
//Modification
bool OutputDevice::setAsPrimary(){
if(isPrimary){ return true; }
if( !p_obj->outputs.isEmpty() ){
xcb_randr_set_output_primary (QX11Info::connection(), QX11Info::appRootWindow(), p_obj->outputs[0]);
isPrimary = true;
}
return isPrimary;
}
bool OutputDevice::disable(){
if(p_obj->monitor_atom!=0){
xcb_randr_delete_monitor(QX11Info::connection(), QX11Info::appRootWindow(), p_obj->monitor_atom);
p_obj->monitor_atom = 0;
return true;
}
return false;
}
void OutputDevice::enable(QRect geom){
//if no geom provided, will add as the right-most screen at optimal resolution
if(p_obj->monitor_atom!=0){ return; }
qDebug() << "Enable Monitor:" << geom;
}
void OutputDevice::changeResolution(QSize){
}
OutputDeviceList::OutputDeviceList(){
xcb_randr_get_screen_resources_reply_t *reply = xcb_randr_get_screen_resources_reply(QX11Info::connection(),
xcb_randr_get_screen_resources_unchecked(QX11Info::connection(), QX11Info::appRootWindow()),
NULL);
int outputnum = xcb_randr_get_screen_resources_outputs_length(reply);
qDebug() << "Probing Screen Resources:";
qDebug() << " - Number of Outputs:" << outputnum;
qDebug() << " - Number of CRTC's:" << xcb_randr_get_screen_resources_crtcs_length(reply);
qDebug() << " - Number of Modes:" << xcb_randr_get_screen_resources_modes_length(reply);
qDebug() << " - Number of Names:" << xcb_randr_get_screen_resources_names_length(reply);
for(int i=0; i<outputnum; i++){
xcb_randr_output_t output = xcb_randr_get_screen_resources_outputs(reply)[i];
//Now display the info about this output
xcb_randr_get_output_info_reply_t *info = xcb_randr_get_output_info_reply(QX11Info::connection(),
xcb_randr_get_output_info_unchecked(QX11Info::connection(), output, QX11Info::appTime()),
NULL);
qDebug() << "==== Output Information #"+QString::number(i);
qDebug() << "Number of Modes:" << xcb_randr_get_output_info_modes_length(info);
qDebug() << "Number of Clones:" << xcb_randr_get_output_info_clones_length(info);
//Names
int name_len = xcb_randr_get_output_info_name_length(info);
qDebug() << "Number of Names:" << name_len;
for(int n=0; n<name_len; n++){
xcb_get_atom_name_reply_t *nreply = xcb_get_atom_name_reply(QX11Info::connection(), xcb_get_atom_name_unchecked(QX11Info::connection(), xcb_randr_get_output_info_name(info)[n]), NULL);
QString name = QString::fromLocal8Bit(xcb_get_atom_name_name(nreply), xcb_get_atom_name_name_length(nreply));
free(nreply);
qDebug() << " -- " << name;
}
//Properties
xcb_randr_list_output_properties_reply_t *pinfo = xcb_randr_list_output_properties_reply(QX11Info::connection(),
xcb_randr_list_output_properties_unchecked(QX11Info::connection(), output),
NULL);
int pinfo_len = xcb_randr_list_output_properties_atoms_length(pinfo);
qDebug() << "Properties:" << pinfo_len;
for(int p=0; p<pinfo_len; p++){
xcb_atom_t atom = xcb_randr_list_output_properties_atoms(pinfo)[p];
//Property Name
xcb_get_atom_name_reply_t *nreply = xcb_get_atom_name_reply(QX11Info::connection(), xcb_get_atom_name_unchecked(QX11Info::connection(), atom), NULL);
QString name = QString::fromLocal8Bit(xcb_get_atom_name_name(nreply), xcb_get_atom_name_name_length(nreply));
free(nreply);
//Property Value
xcb_randr_query_output_property_reply_t *pvalue = xcb_randr_query_output_property_reply(QX11Info::connection(),
xcb_randr_query_output_property_unchecked(QX11Info::connection(), output, atom),
NULL);
QStringList values; //need to read values
for(int v=0; v<xcb_randr_query_output_property_valid_values_length(pvalue); v++){
values << QString::number(xcb_randr_query_output_property_valid_values(pvalue)[v] );
}
free(pvalue);
qDebug() << " -- " << name << "=" << values;
}
free(pinfo);
free(info);
}
free(reply);
}
OutputDeviceList::~OutputDeviceList(){
}
//Simplification functions for dealing with multiple monitors
void OutputDeviceList::setPrimaryMonitor(QString id){
}
void OutputDeviceList::disableMonitor(QString id){
}
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