Added the foundation for the new displayconfig module that will allow full XRandR 1.2 functionality from a Trinity control center GUI

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdebase@1245566 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 1359 insertions, 0 deletions

diff --git a/kcontrol/displayconfig/displayconfig.cpp b/kcontrol/displayconfig/displayconfig.cpp
new file mode 100644
index 000000000..85b5afde0
--- /dev/null
+++ b/kcontrol/displayconfig/displayconfig.cpp
@@ -0,0 +1,1359 @@
+/**
+ * displayconfig.cpp
+ *
+ * Copyright (c) 2009-2010 Timothy Pearson <kb9vqf@pearsoncomputing.net>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+
+#include <tqcheckbox.h>
+#include <tqlabel.h>
+#include <tqlayout.h>
+#include <tqlineedit.h>
+#include <tqpushbutton.h>
+#include <tqtabwidget.h>
+
+#include <dcopclient.h>
+
+#include <kaboutdata.h>
+#include <kapplication.h>
+#include <kconfig.h>
+#include <kcombobox.h>
+#include <kdebug.h>
+#include <kdialog.h>
+#include <kglobal.h>
+#include <klistview.h>
+#include <klocale.h>
+#include <kmessagebox.h>
+#include <kpopupmenu.h>
+#include <kinputdialog.h>
+#include <kurlrequester.h>
+#include <kcmoduleloader.h>
+#include <kgenericfactory.h>
+
+#include <unistd.h>
+#include <ksimpleconfig.h>
+#include <string>
+#include <stdio.h>
+#include <tqstring.h>
+
+#include <math.h>
+#define PI 3.1415926535897932384626433832795028841971693993751058209749445923078164062862089986280348253421170679
+
+#include "displayconfig.h"
+
+using namespace std;
+
+/**** DLL Interface ****/
+typedef KGenericFactory<KDisplayConfig, TQWidget> KDisplayCFactory;
+K_EXPORT_COMPONENT_FACTORY( kcm_displayconfig, KDisplayCFactory("kcmdisplayconfig") )
+
+KSimpleConfig *systemconfig;
+
+
+// This routine is courtsey of an answer on "Stack Overflow"
+// It takes an LSB-first int and makes it an MSB-first int (or vice versa)
+unsigned int reverse_bits(register unsigned int x)
+{
+    x = (((x & 0xaaaaaaaa) >> 1) | ((x & 0x55555555) << 1));
+    x = (((x & 0xcccccccc) >> 2) | ((x & 0x33333333) << 2));
+    x = (((x & 0xf0f0f0f0) >> 4) | ((x & 0x0f0f0f0f) << 4));
+    x = (((x & 0xff00ff00) >> 8) | ((x & 0x00ff00ff) << 8));
+    return((x >> 16) | (x << 16));
+}
+
+TQString capitalizeString(TQString in) {
+	return in.left(1).upper() + in.right(in.length()-1);
+}
+
+TQPoint moveTQRectOutsideTQRect(TQRect base, TQRect movable, int fallback_level = 0) {
+	TQPoint final_result;
+
+	double base_center_x = base.x() + (base.width()/2);
+	double base_center_y = base.y() + (base.height()/2);
+	double movable_center_x = movable.x() + (movable.width()/2);
+	double movable_center_y = movable.y() + (movable.height()/2);
+
+	double max_x_movement = (base.width()/2) + (movable.width()/2);
+	double max_y_movement = (base.height()/2) + (movable.height()/2);
+
+	double x_diff = abs(base_center_x-movable_center_x);
+	double y_diff = abs(base_center_y-movable_center_y);
+
+	int invert_movement;
+
+	// Calculate the angles of the four corners of the base rectangle
+	double angle_1 = atan2((base.height()/2),	(base.width()/2));
+	double angle_2 = atan2((base.height()/2),	(base.width()/2)*(-1));
+	double angle_3 = atan2((base.height()/2)*(-1),	(base.width()/2)*(-1));
+	double angle_4 = atan2((base.height()/2)*(-1),	(base.width()/2));
+
+	// Calculate the angle that the movable rectangle center is on
+	double movable_angle = atan2(base_center_y-movable_center_y, movable_center_x-base_center_x);
+
+	// Fix up coordinates
+	if (angle_1 < 0) angle_1 = angle_1 + (2*PI);
+	if (angle_2 < 0) angle_2 = angle_2 + (2*PI);
+	if (angle_3 < 0) angle_3 = angle_3 + (2*PI);
+	if (angle_4 < 0) angle_4 = angle_4 + (2*PI);
+	if (movable_angle < 0) movable_angle = movable_angle + (2*PI);
+
+	// Now calculate quadrant
+	int quadrant;
+	if ((movable_angle < angle_2) && (movable_angle >= angle_1)) {
+		quadrant = 2;
+	}
+	else if ((movable_angle < angle_3) && (movable_angle >= angle_2)) {
+		quadrant = 3;
+	}
+	else if ((movable_angle < angle_4) && (movable_angle >= angle_3)) {
+		quadrant = 4;
+	}
+	else {
+		quadrant = 1;
+	}
+
+	if (fallback_level == 0) {
+		if ((quadrant == 2) || (quadrant == 4)) {
+			// Move it in the Y direction
+			if (movable_center_y < base_center_y)
+				invert_movement = -1;
+			else
+				invert_movement = 1;
+			final_result = TQPoint(0, (max_y_movement-y_diff)*invert_movement);
+		}
+		else {
+			// Move it in the X direction
+			if (movable_center_x < base_center_x)
+				invert_movement = -1;
+			else
+				invert_movement = 1;
+			final_result = TQPoint((max_x_movement-x_diff)*invert_movement, 0);
+		}
+	}
+	if (fallback_level == 1) {
+		if ((quadrant == 1) || (quadrant == 3)) {
+			// Move it in the Y direction
+			if (movable_center_y < base_center_y)
+				invert_movement = -1;
+			else
+				invert_movement = 1;
+			final_result = TQPoint(0, (max_y_movement-y_diff)*invert_movement);
+		}
+		else {
+			// Move it in the X direction
+			if (movable_center_x < base_center_x)
+				invert_movement = -1;
+			else
+				invert_movement = 1;
+			final_result = TQPoint((max_x_movement-x_diff)*invert_movement, 0);
+		}
+	}
+	if (fallback_level == 2) {
+		// Ooh, nasty, I need to move the rectangle the other (suboptimal) direction
+		if ((quadrant == 2) || (quadrant == 4)) {
+			// Move it in the Y direction
+			if (movable_center_y >= base_center_y)
+				invert_movement = -1;
+			else
+				invert_movement = 1;
+			final_result = TQPoint(0, (max_y_movement+y_diff)*invert_movement);
+		}
+		else {
+			// Move it in the X direction
+			if (movable_center_x >= base_center_x)
+				invert_movement = -1;
+			else
+				invert_movement = 1;
+			final_result = TQPoint((max_x_movement+x_diff)*invert_movement, 0);
+		}
+	}
+	if (fallback_level == 3) {
+		// Ooh, nasty, I need to move the rectangle the other (suboptimal) direction
+		if ((quadrant == 1) || (quadrant == 3)) {
+			// Move it in the Y direction
+			if (movable_center_y >= base_center_y)
+				invert_movement = -1;
+			else
+				invert_movement = 1;
+			final_result = TQPoint(0, (max_y_movement+y_diff)*invert_movement);
+		}
+		else {
+			// Move it in the X direction
+			if (movable_center_x >= base_center_x)
+				invert_movement = -1;
+			else
+				invert_movement = 1;
+			final_result = TQPoint((max_x_movement+x_diff)*invert_movement, 0);
+		}
+	}
+
+	// Check for intersection
+	TQRect test_rect = movable;
+	test_rect.moveBy(final_result.x(), final_result.y());
+	if (test_rect.intersects(base)) {
+		if (final_result.x() > 0)
+			final_result.setX(final_result.x()+1);
+		if (final_result.x() < 0)
+			final_result.setX(final_result.x()-1);
+		if (final_result.y() > 0)
+			final_result.setY(final_result.y()+1);
+		if (final_result.y() < 0)
+			final_result.setY(final_result.y()-1);
+	}
+
+	return final_result;
+}
+
+TQPoint moveTQRectSoThatItTouchesTQRect(TQRect base, TQRect movable, int fallback_level = 0) {
+	TQPoint final_result;
+
+	double base_center_x = base.x() + (base.width()/2);
+	double base_center_y = base.y() + (base.height()/2);
+	double movable_center_x = movable.x() + (movable.width()/2);
+	double movable_center_y = movable.y() + (movable.height()/2);
+
+	double max_x_movement = (base.width()/2) + (movable.width()/2);
+	double max_y_movement = (base.height()/2) + (movable.height()/2);
+
+	double x_diff = abs(base_center_x-movable_center_x);
+	double y_diff = abs(base_center_y-movable_center_y);
+
+	int invert_movement;
+
+	// Calculate the angles of the four corners of the base rectangle
+	double angle_1 = atan2((base.height()/2),	(base.width()/2));
+	double angle_2 = atan2((base.height()/2),	(base.width()/2)*(-1));
+	double angle_3 = atan2((base.height()/2)*(-1),	(base.width()/2)*(-1));
+	double angle_4 = atan2((base.height()/2)*(-1),	(base.width()/2));
+
+	// Calculate the angle that the movable rectangle center is on
+	double movable_angle = atan2(base_center_y-movable_center_y, movable_center_x-base_center_x);
+
+	// Fix up coordinates
+	if (angle_1 < 0) angle_1 = angle_1 + (2*PI);
+	if (angle_2 < 0) angle_2 = angle_2 + (2*PI);
+	if (angle_3 < 0) angle_3 = angle_3 + (2*PI);
+	if (angle_4 < 0) angle_4 = angle_4 + (2*PI);
+	if (movable_angle < 0) movable_angle = movable_angle + (2*PI);
+
+	// Now calculate quadrant
+	int quadrant;
+	if ((movable_angle < angle_2) && (movable_angle >= angle_1)) {
+		quadrant = 2;
+	}
+	else if ((movable_angle < angle_3) && (movable_angle >= angle_2)) {
+		quadrant = 3;
+	}
+	else if ((movable_angle < angle_4) && (movable_angle >= angle_3)) {
+		quadrant = 4;
+	}
+	else {
+		quadrant = 1;
+	}
+
+	if (fallback_level == 0) {
+		if ((quadrant == 2) || (quadrant == 4)) {
+			// Move it in the Y direction
+			if (movable_center_y < base_center_y)
+				invert_movement = -1;
+			else
+				invert_movement = 1;
+			final_result = TQPoint(0, (max_y_movement-y_diff)*invert_movement);
+		}
+		else {
+			// Move it in the X direction
+			if (movable_center_x < base_center_x)
+				invert_movement = -1;
+			else
+				invert_movement = 1;
+			final_result = TQPoint((max_x_movement-x_diff)*invert_movement, 0);
+		}
+	}
+
+	// Check for intersection
+	TQRect test_rect = movable;
+	test_rect.moveBy(final_result.x(), final_result.y());
+	if (test_rect.intersects(base)) {
+		if (final_result.x() > 0)
+			final_result.setX(final_result.x()-1);
+		if (final_result.x() < 0)
+			final_result.setX(final_result.x()+1);
+		if (final_result.y() > 0)
+			final_result.setY(final_result.y()-1);
+		if (final_result.y() < 0)
+			final_result.setY(final_result.y()+1);
+	}
+
+	return final_result;
+}
+
+TQPoint moveTQRectOutsideMonitorRegion(TQRect rect, MonitorRegion region) {
+	// This is a fun little class (not!)
+	// It needs to move the TQRect so that it does not overlap any rectangles in the region
+	long rect_center_x = rect.x() + (rect.width()/2);
+	long rect_center_y = rect.y() + (rect.height()/2);
+
+	// First, see if the rectangle actually overlaps the region
+	if (!region.contains(rect))
+		return TQPoint(0,0);
+
+	// Then, break the region into the series of source rectangles
+	TQMemArray<TQRect> rectangles = region.rects();
+
+	// Next, find which rectangle is closest to the center of the TQRect
+	int closest = 0;
+	long distance = 16384*16384;
+	int fallback_mode;
+	long test_distance;
+	long test_center_x;
+	long test_center_y;
+	for ( int i = 0; i < rectangles.size(); i++ ) {
+		test_center_x = rectangles[i].x() + (rectangles[i].width()/2);
+		test_center_y = rectangles[i].y() + (rectangles[i].height()/2);
+		test_distance = pow(test_center_x-rect_center_x,2) + pow(test_center_y-rect_center_y,2);
+		if (test_distance < distance) {
+			// Make sure this is an outer rectangle; i,e. there is empty space where
+			// we would want to move the TQRect...
+			// To do that we will move the TQRect in all four possible directions,
+			// and see if any put the TQRect in an empty location
+			// If they do, then this current rectangle is considered usable
+			// and it is added to the distance checking routine.
+			TQPoint test_moveby = moveTQRectOutsideTQRect(rectangles[i], rect, 0);
+			TQRect test_rect = rect;
+			test_rect.moveBy(test_moveby.x(), test_moveby.y());
+			if (!region.contains(test_rect)) {
+				closest = i;
+				distance = test_distance;
+				fallback_mode = 0;
+			}
+			else {
+				test_moveby = moveTQRectOutsideTQRect(rectangles[i], rect, 1);
+				test_rect = rect;
+				test_rect.moveBy(test_moveby.x(), test_moveby.y());
+				if (!region.contains(test_rect)) {
+					closest = i;
+					distance = test_distance;
+					fallback_mode = 1;
+				}
+				else {
+					test_moveby = moveTQRectOutsideTQRect(rectangles[i], rect, 2);
+					test_rect = rect;
+					test_rect.moveBy(test_moveby.x(), test_moveby.y());
+					if (!region.contains(test_rect)) {
+						closest = i;
+						distance = test_distance;
+						fallback_mode = 2;
+					}
+					else {
+						test_moveby = moveTQRectOutsideTQRect(rectangles[i], rect, 3);
+						test_rect = rect;
+						test_rect.moveBy(test_moveby.x(), test_moveby.y());
+						if (!region.contains(test_rect)) {
+							closest = i;
+							distance = test_distance;
+							fallback_mode = 3;
+						}
+					}
+				}
+			}
+		}
+	}
+
+	// Finally, calculate the required translation to move the TQRect outside the MonitorRegion
+	// so that it touches the closest line found above
+	return moveTQRectOutsideTQRect(rectangles[closest], rect, fallback_mode);
+}
+
+TQPoint compressTQRectTouchingMonitorRegion(TQRect rect, MonitorRegion region, TQSize workspace) {
+	// This is another fun little class (not!)
+	// It needs to move the TQRect so that it touches the closest outside line of the MonitorRegion
+	bool should_move;
+	long rect_center_x = rect.x() + (rect.width()/2);
+	long rect_center_y = rect.y() + (rect.height()/2);
+
+	// First, break the region into the series of source rectangles
+	TQMemArray<TQRect> rectangles = region.rects();
+
+	// Next, find which rectangle is closest to the center of the TQRect
+	should_move = false;
+	int closest = 0;
+	long distance = 16384*16384;
+	int fallback_mode;
+	long test_distance;
+	long test_center_x;
+	long test_center_y;
+	for ( int i = 0; i < rectangles.size(); i++ ) {
+		test_center_x = rectangles[i].x() + (rectangles[i].width()/2);
+		test_center_y = rectangles[i].y() + (rectangles[i].height()/2);
+		test_distance = pow(test_center_x-rect_center_x,2) + pow(test_center_y-rect_center_y,2);
+		if ( (abs(test_center_x-(workspace.width()/2))<2) && (abs(test_center_y-(workspace.height()/2))<2) ) {
+			test_distance=0;	// Give the primary monitor "gravity" so it can attract all other monitors to itself
+		}
+		if (test_distance < distance) {
+			// Make sure this is an outer rectangle; i,e. there is empty space where
+			// we would want to move the TQRect...
+			// To do that we will move the TQRect in all four possible directions,
+			// and see if any put the TQRect in an empty location
+			// If they do, then this current rectangle is considered usable
+			// and it is added to the distance checking routine.
+			TQPoint test_moveby = moveTQRectSoThatItTouchesTQRect(rectangles[i], rect, 0);
+			TQRect test_rect = rect;
+			test_rect.moveBy(test_moveby.x(), test_moveby.y());
+			if (!region.contains(test_rect)) {
+				closest = i;
+				distance = test_distance;
+				fallback_mode = 0;
+				should_move = true;
+			}
+		}
+	}
+
+	// Finally, calculate the required translation to move the TQRect outside the MonitorRegion
+	// so that it touches the closest line found above
+	if (should_move)
+		return moveTQRectSoThatItTouchesTQRect(rectangles[closest], rect, fallback_mode);
+	else
+		return TQPoint(0, 0);
+}
+
+void KDisplayConfig::updateDraggableMonitorInformation (int monitor_id) {
+	updateDraggableMonitorInformationInternal(monitor_id, true);
+}
+
+void KDisplayConfig::updateDraggableMonitorInformationInternal (int monitor_id, bool recurse) {
+	int i;
+	int j;
+	DraggableMonitor *primary_monitor;
+	DraggableMonitor *moved_monitor;
+	SingleScreenData *screendata;
+	TQObjectList monitors;
+
+	// Find the moved draggable monitor object
+	monitors = base->monitorPhyArrange->childrenListObject();
+	if ( monitors.count() ) {
+		for ( i = 0; i < int(monitors.count()); ++i ) {
+			if (::tqqt_cast<DraggableMonitor*>(TQT_TQWIDGET(monitors.at( i )))) {
+				DraggableMonitor *monitor = static_cast<DraggableMonitor*>(TQT_TQWIDGET(monitors.at( i )));
+				if (monitor->screen_id == monitor_id) {
+					moved_monitor = monitor;
+					screendata = m_screenInfoArray.at(moved_monitor->screen_id);
+				}
+			}
+		}
+	}
+
+	if (screendata->is_extended) {
+		moved_monitor->show();
+	}
+	else {
+		moved_monitor->hide();
+	}
+
+	// Handle resizing
+	moved_monitor->setFixedSize(screendata->current_x_pixel_count*base->monitorPhyArrange->resize_factor, screendata->current_y_pixel_count*base->monitorPhyArrange->resize_factor);
+
+	// Find the primary monitor
+	for (i=0;i<numberOfScreens;i++) {
+		screendata = m_screenInfoArray.at(i);
+		if (screendata->is_primary)
+			j=i;
+	}
+	monitors = base->monitorPhyArrange->childrenListObject();
+	if ( monitors.count() ) {
+		for ( i = 0; i < int(monitors.count()); ++i ) {
+			if (::tqqt_cast<DraggableMonitor*>(TQT_TQWIDGET(monitors.at( i )))) {
+				DraggableMonitor *monitor = static_cast<DraggableMonitor*>(TQT_TQWIDGET(monitors.at( i )));
+				if (monitor->screen_id == j)
+					primary_monitor = monitor;
+			}
+		}
+	}
+
+	if (moved_monitor != primary_monitor) {
+		// Run layout rules
+		applyMonitorLayoutRules(moved_monitor);
+
+		int toffset_x = moved_monitor->x() - ((base->monitorPhyArrange->width()/2)-(primary_monitor->width()/2));
+		int toffset_y = moved_monitor->y() - ((base->monitorPhyArrange->height()/2)-(primary_monitor->height()/2));
+	
+		int offset_x = toffset_x / base->monitorPhyArrange->resize_factor;
+		int offset_y = toffset_y / base->monitorPhyArrange->resize_factor;
+	
+		screendata = m_screenInfoArray.at(monitor_id);
+		screendata->absolute_x_position = offset_x;
+		screendata->absolute_y_position = offset_y;
+	}
+	else {
+		// Reset the position of the primary monitor
+		moveMonitor(primary_monitor, 0, 0);
+	}
+
+	layoutDragDropDisplay();
+
+// 	// FIXME Yes, this should work.  For some reason it creates big problems instead
+// 	// Run layout rules on all monitors
+// 	if (recurse == true) {
+// 		applyMonitorLayoutRules();
+// 	}
+}
+
+bool KDisplayConfig::applyMonitorLayoutRules() {
+	int i;
+	for (i=0;i<numberOfScreens;i++) {
+		updateDraggableMonitorInformationInternal(i, false);
+	}
+
+	return false;
+}
+
+bool KDisplayConfig::applyMonitorLayoutRules(DraggableMonitor* monitor_to_move) {
+	int i;
+	int j;
+	bool monitor_was_moved;
+	SingleScreenData *screendata;
+	TQObjectList monitors;
+
+	// Ensure that the monitors:
+	// 1) Do NOT overlap
+	// 2) Touch on at least one side
+	monitor_was_moved = false;
+
+	// Handle 1)
+
+	// First, create a region from the monitor rectangles
+	// The moved monitor cannot exist within that region
+	MonitorRegion other_monitors;
+	monitors = base->monitorPhyArrange->childrenListObject();
+	if ( monitors.count() ) {
+		for ( i = 0; i < int(monitors.count()); ++i ) {
+			if (::tqqt_cast<DraggableMonitor*>(TQT_TQWIDGET(monitors.at( i )))) {
+				DraggableMonitor *monitor = static_cast<DraggableMonitor*>(TQT_TQWIDGET(monitors.at( i )));
+				if (monitor != monitor_to_move) {
+					other_monitors = other_monitors.unite(MonitorRegion(monitor->geometry()));
+				}
+			}
+		}
+	}
+
+	// Now get the required move X/Y direction
+	TQPoint req_move = moveTQRectOutsideMonitorRegion(monitor_to_move->geometry(), other_monitors);
+
+	// And move the monitor
+	if (!monitor_to_move->isHidden())
+		monitor_to_move->move(monitor_to_move->x()+req_move.x(), monitor_to_move->y()+req_move.y());
+	else {
+		req_move.setX(0);
+		req_move.setY(0);
+		monitor_to_move->move(base->monitorPhyArrange->width(), base->monitorPhyArrange->height());
+	}
+
+	if ((req_move.x() != 0) || (req_move.y() != 0))
+		monitor_was_moved = true;
+
+	// Handle 2)
+	// Now we need to shrink the monitors so that no gaps appear between then
+	// All shrinking must take place towards the nearest extant monitor edge
+
+	// First, determine which rectangles touch the primary monitor, or touch rectangles that then
+	// in turn touch the primary monitor
+	// FIXME
+
+	// Only run this routine if we don't touch the primary monitor, or touch any rectangles that
+	// actually do touch the primary monitor (possible through other rectangles, etc.)...
+	// This would be for efficiency
+	// FIXME
+// 	if () {
+		TQPoint req_move2(-1,-1);
+		while ((req_move2.x() != 0) || (req_move2.y() != 0)) {
+			// First, create a region from the monitor rectangles
+			MonitorRegion other_monitors2;
+			monitors = base->monitorPhyArrange->childrenListObject();
+			if ( monitors.count() ) {
+				for ( i = 0; i < int(monitors.count()); ++i ) {
+					if (::tqqt_cast<DraggableMonitor*>(TQT_TQWIDGET(monitors.at( i )))) {
+						DraggableMonitor *monitor = static_cast<DraggableMonitor*>(TQT_TQWIDGET(monitors.at( i )));
+						if (monitor != monitor_to_move) {
+							other_monitors2 = other_monitors2.unite(MonitorRegion(monitor->geometry()));
+						}
+					}
+				}
+			}
+	
+			// Now get the required move X/Y direction
+			req_move2 = compressTQRectTouchingMonitorRegion(monitor_to_move->geometry(), other_monitors, base->monitorPhyArrange->size());
+		
+			// And move the monitor
+			if (!monitor_to_move->isHidden())
+				monitor_to_move->move(monitor_to_move->x()+req_move2.x(), monitor_to_move->y()+req_move2.y());
+			else {
+				req_move2.setX(0);
+				req_move2.setY(0);
+				monitor_to_move->move(base->monitorPhyArrange->width(), base->monitorPhyArrange->height());
+			}
+	
+			if ((req_move2.x() != 0) || (req_move2.y() != 0))
+				monitor_was_moved = true;
+		}
+// 	}
+
+	return monitor_was_moved;
+}
+
+void KDisplayConfig::moveMonitor(DraggableMonitor* monitor, int realx, int realy) {
+	int i;
+	int j;
+	DraggableMonitor *primary_monitor;
+	SingleScreenData *screendata;
+
+	// Find the primary monitor
+	for (i=0;i<numberOfScreens;i++) {
+		screendata = m_screenInfoArray.at(i);
+		if (screendata->is_primary)
+			j=i;
+	}
+	TQObjectList monitors = base->monitorPhyArrange->childrenListObject();
+	if ( monitors.count() ) {
+		for ( i = 0; i < int(monitors.count()); ++i ) {
+			if (::tqqt_cast<DraggableMonitor*>(TQT_TQWIDGET(monitors.at( i )))) {
+				DraggableMonitor *monitor = static_cast<DraggableMonitor*>(TQT_TQWIDGET(monitors.at( i )));
+				if (monitor->screen_id == j)
+					primary_monitor = monitor;
+			}
+		}
+	}
+
+	int tx = realx * base->monitorPhyArrange->resize_factor;
+	int ty = realy * base->monitorPhyArrange->resize_factor;
+
+	if (!monitor->isHidden())
+		monitor->move((base->monitorPhyArrange->width()/2)-(primary_monitor->width()/2)+tx,(base->monitorPhyArrange->height()/2)-(primary_monitor->height()/2)+ty);
+	else
+		monitor->move(base->monitorPhyArrange->width(), base->monitorPhyArrange->height());
+}
+
+int KDisplayConfig::realResolutionSliderValue() {
+	return base->resolutionSlider->maxValue() - base->resolutionSlider->value();
+}
+
+void KDisplayConfig::setRealResolutionSliderValue(int index) {
+	base->resolutionSlider->setValue(base->resolutionSlider->maxValue() - index);
+}
+
+/**** KDisplayConfig ****/
+
+KDisplayConfig::KDisplayConfig(TQWidget *parent, const char *name, const TQStringList &)
+  : KCModule(KDisplayCFactory::instance(), parent, name), m_randrsimple(0)
+{
+
+	m_randrsimple = new KRandrSimpleAPI();
+	
+	TQVBoxLayout *layout = new TQVBoxLayout(this, KDialog::marginHint(), KDialog::spacingHint());
+	systemconfig = new KSimpleConfig( TQString::tqfromLatin1( KDE_CONFDIR "/kdisplay/kdisplayconfigrc" ));
+	
+	KAboutData *about =
+		new KAboutData(I18N_NOOP("kcmdisplayconfig"), I18N_NOOP("TDE Display Profile Control Module"),
+			0, 0, KAboutData::License_GPL,
+			I18N_NOOP("(c) 2011 Timothy Pearson"));
+
+	about->addAuthor("Timothy Pearson", 0, "kb9vqf@pearsoncomputing.net");
+	setAboutData( about );
+	
+	base = new DisplayConfigBase(this);
+	layout->add(base);
+	
+	setRootOnlyMsg(i18n("<b>The global display configuration is a system wide setting, and requires administrator access</b><br>To alter the system's global display configuration, click on the \"Administrator Mode\" button below."));
+	setUseRootOnlyMsg(true);
+
+	connect(base->systemEnableSupport, TQT_SIGNAL(clicked()), TQT_SLOT(changed()));
+	connect(base->systemEnableSupport, TQT_SIGNAL(clicked()), TQT_SLOT(processLockoutControls()));
+	connect(base->monitorDisplaySelectDD, TQT_SIGNAL(activated(int)), TQT_SLOT(changed()));
+	connect(base->resolutionSlider, TQT_SIGNAL(valueChanged(int)), TQT_SLOT(resolutionSliderChanged(int)));
+	connect(base->monitorDisplaySelectDD, TQT_SIGNAL(activated(int)), TQT_SLOT(selectScreen(int)));
+	connect(base->monitorPhyArrange, TQT_SIGNAL(workspaceRelayoutNeeded()), this, TQT_SLOT(layoutDragDropDisplay()));
+
+	connect(base->isPrimaryMonitorCB, TQT_SIGNAL(clicked()), TQT_SLOT(changed()));
+	connect(base->isPrimaryMonitorCB, TQT_SIGNAL(clicked()), TQT_SLOT(ensurePrimaryMonitorIsAvailable()));
+	connect(base->isExtendedMonitorCB, TQT_SIGNAL(clicked()), TQT_SLOT(changed()));
+	connect(base->isExtendedMonitorCB, TQT_SIGNAL(clicked()), TQT_SLOT(updateExtendedMonitorInformation()));
+
+	connect(base->systemEnableSupport, TQT_SIGNAL(toggled(bool)), base->monitorDisplaySelectDD, TQT_SLOT(setEnabled(bool)));
+
+	load();
+
+	addTab( "iccconfig", i18n( "Color Profiles" ) );	// [FIXME[ No way to save settings here yet
+
+	processLockoutControls();
+}
+
+KDisplayConfig::~KDisplayConfig()
+{
+	delete systemconfig;
+	if (m_randrsimple) {
+		delete m_randrsimple;
+		m_randrsimple = 0;
+	}
+}
+
+void KDisplayConfig::updateExtendedMonitorInformation () {
+	SingleScreenData *screendata;
+
+	screendata = m_screenInfoArray.at(base->monitorDisplaySelectDD->currentItem());
+	screendata->is_extended = base->isExtendedMonitorCB->isChecked();
+
+	updateDisplayedInformation();
+}
+
+void KDisplayConfig::deleteProfile () {
+
+}
+
+void KDisplayConfig::renameProfile () {
+
+}
+
+void KDisplayConfig::addProfile () {
+
+}
+
+void KDisplayConfig::load()
+{
+	load( false );
+}
+
+void KDisplayConfig::selectProfile (int slotNumber) {
+
+}
+
+void KDisplayConfig::selectScreen (int slotNumber) {
+	base->monitorDisplaySelectDD->setCurrentItem(slotNumber);
+	updateDisplayedInformation();
+}
+
+void KDisplayConfig::updateArray (void) {
+	// Discover display information
+	int i;
+	int j;
+
+	XRROutputInfo *output_info;
+
+	// Clear existing info
+	SingleScreenData *screendata;
+	for ( screendata = m_screenInfoArray.first(); screendata; screendata = m_screenInfoArray.next() ) {
+		m_screenInfoArray.remove(screendata);
+		delete screendata;
+	}
+	
+	numberOfScreens = 0;
+	if (m_randrsimple->isValid() == true) {
+		randr_display = XOpenDisplay(NULL);
+		randr_screen_info = m_randrsimple->read_screen_info(randr_display);
+		for (i = 0; i < randr_screen_info->n_output; i++) {
+			output_info = randr_screen_info->outputs[i]->info;
+
+			// Create new data object
+			screendata = new SingleScreenData;
+			m_screenInfoArray.append(screendata);
+			screendata->screenFriendlyName = TQString(i18n("%1. %2 output on %3")).arg(i+1).arg(capitalizeString(output_info->name)).arg(":0");	// [FIXME] How can I get the name of the Xorg graphics driver currently in use?
+			screendata->generic_screen_detected = false;
+
+			// Attempt to use KMS to find screen EDID and name
+			TQString edid = getEDIDMonitorName(0, output_info->name);	// [FIXME] Don't hardwire to card 0!
+			if (!edid.isNull()) {
+				screendata->screenFriendlyName = TQString(i18n("%1. %2 on %3 on card %4")).arg(i+1).arg(edid).arg(capitalizeString(output_info->name)).arg("0");	// [FIXME] How can I get the name of the Xorg graphics driver currently in use?
+			}
+
+			// Get resolutions
+			RandRScreen *cur_screen = m_randrsimple->screen(i);
+			if (cur_screen) {
+				screendata->screen_connected = true;
+				for (int j = 0; j < cur_screen->numSizes(); j++) {
+					screendata->resolutions.append(i18n("%1 x %2").tqarg(cur_screen->pixelSize(j).width()).tqarg(cur_screen->pixelSize(j).height()));
+				}
+				screendata->current_resolution_index = cur_screen->proposedSize();
+	
+				// Get refresh rates
+				TQStringList rr = cur_screen->refreshRates(screendata->current_resolution_index);
+				for (TQStringList::Iterator it = rr.begin(); it != rr.end(); ++it) {
+					screendata->refresh_rates.append(*it);
+				}
+				screendata->current_refresh_rate_index = cur_screen->proposedRefreshRate();
+	
+				// Get color depths
+				// [FIXME]
+				screendata->color_depths.append(i18n("Default"));
+				screendata->current_color_depth_index = 0;
+	
+				// Get orientation flags
+				// RandRScreen::Rotate0
+				// RandRScreen::Rotate90
+				// RandRScreen::Rotate180
+				// RandRScreen::Rotate270
+				// RandRScreen::ReflectX
+				// RandRScreen::ReflectY
+	
+				screendata->rotations.append(i18n("Normal"));
+				screendata->rotations.append(i18n("Rotate 90 degrees"));
+				screendata->rotations.append(i18n("Rotate 180 degrees"));
+				screendata->rotations.append(i18n("Rotate 270 degrees"));
+				screendata->current_orientation_mask = cur_screen->proposedRotation();
+				switch (screendata->current_orientation_mask & RandRScreen::RotateMask) {
+					case RandRScreen::Rotate0:
+						screendata->current_rotation_index = 0;
+						break;
+					case RandRScreen::Rotate90:
+						screendata->current_rotation_index = 1;
+						break;
+					case RandRScreen::Rotate180:
+						screendata->current_rotation_index = 2;
+						break;
+					case RandRScreen::Rotate270:
+						screendata->current_rotation_index = 3;
+						break;
+					default:
+						// Shouldn't hit this one
+						Q_ASSERT(screendata->current_orientation_mask & RandRScreen::RotateMask);
+						break;
+				}
+				screendata->has_x_flip = (screendata->current_orientation_mask & RandRScreen::ReflectX);
+				screendata->has_y_flip = (screendata->current_orientation_mask & RandRScreen::ReflectY);
+				screendata->supports_transformations = (cur_screen->rotations() != RandRScreen::Rotate0);
+	
+				// Determine if this display is primary and/or extended
+				// [FIXME]
+				screendata->is_primary = false;
+				screendata->is_extended = false;
+	
+				// Get this screen's absolute position
+				// [FIXME]
+				screendata->absolute_x_position = 0;
+				screendata->absolute_y_position = 0;
+	
+				// Get this screen's current resolution
+				screendata->current_x_pixel_count = cur_screen->pixelSize(screendata->current_resolution_index).width();
+				screendata->current_y_pixel_count = cur_screen->pixelSize(screendata->current_resolution_index).height();
+			}
+			else {
+				// Fill in generic data for this disconnected output
+				screendata->screenFriendlyName = screendata->screenFriendlyName + TQString(" (") + i18n("disconnected") + TQString(")");
+				screendata->screen_connected = false;
+
+				screendata->resolutions = i18n("Default");
+				screendata->refresh_rates = i18n("Default");
+				screendata->color_depths = i18n("Default");
+				screendata->rotations = i18n("N/A");
+				
+				screendata->current_resolution_index = 0;
+				screendata->current_refresh_rate_index = 0;
+				screendata->current_color_depth_index = 0;
+				
+				screendata->current_rotation_index = 0;
+				screendata->current_orientation_mask = 0;
+				screendata->has_x_flip = false;
+				screendata->has_y_flip = false;
+				screendata->supports_transformations = false;
+				
+				screendata->is_primary = false;
+				screendata->is_extended = false;
+				screendata->absolute_x_position = 0;
+				screendata->absolute_y_position = 0;
+				screendata->current_x_pixel_count = 640;
+				screendata->current_y_pixel_count = 480;
+			}
+
+			// Check for more screens...
+			numberOfScreens++;
+		}
+	}
+	else {
+		screendata = new SingleScreenData;
+		m_screenInfoArray.append(screendata);
+
+		// Fill in a bunch of generic data
+		screendata->screenFriendlyName = i18n("Default output on generic video card");
+		screendata->generic_screen_detected = true;
+		screendata->screen_connected = true;
+		
+		screendata->resolutions = i18n("Default");
+		screendata->refresh_rates = i18n("Default");
+		screendata->color_depths = i18n("Default");
+		screendata->rotations = i18n("N/A");
+		
+		screendata->current_resolution_index = 0;
+		screendata->current_refresh_rate_index = 0;
+		screendata->current_color_depth_index = 0;
+		
+		screendata->current_rotation_index = 0;
+		screendata->current_orientation_mask = 0;
+		screendata->has_x_flip = false;
+		screendata->has_y_flip = false;
+		screendata->supports_transformations = false;
+		
+		screendata->is_primary = true;
+		screendata->is_extended = true;
+		screendata->absolute_x_position = 0;
+		screendata->absolute_y_position = 0;
+		screendata->current_x_pixel_count = 640;
+		screendata->current_y_pixel_count = 480;
+
+		numberOfScreens++;
+	}
+
+	// [FIXME]
+	// Set this on the real primary monitor only!
+	screendata = m_screenInfoArray.at(0);
+	screendata->is_primary = true;
+}
+
+TQString KDisplayConfig::getEDIDMonitorName(int card, TQString displayname) {
+	TQString edid;
+	TQByteArray binaryedid = getEDID(card, displayname); 
+	if (binaryedid.isNull())
+		return TQString();
+
+	// Get the manufacturer ID
+	unsigned char letter_1 = ((binaryedid[8]>>2) & 0x1F) + 0x40;
+	unsigned char letter_2 = (((binaryedid[8] & 0x03) << 3) | ((binaryedid[9]>>5) & 0x07)) + 0x40;
+	unsigned char letter_3 = (binaryedid[9] & 0x1F) + 0x40;
+	TQChar qletter_1 = TQChar(letter_1);
+	TQChar qletter_2 = TQChar(letter_2);
+	TQChar qletter_3 = TQChar(letter_3);
+	TQString manufacturer_id = TQString("%1%2%3").arg(qletter_1).arg(qletter_2).arg(qletter_3);
+
+	// Get the model ID
+	unsigned int raw_model_id = (((binaryedid[10] << 8) | binaryedid[11]) << 16) & 0xFFFF0000;
+	// Reverse the bit order
+	unsigned int model_id = reverse_bits(raw_model_id);
+
+	// Try to get the model name
+	bool has_friendly_name = false;
+	unsigned char descriptor_block[18];
+	int i;
+	for (i=72;i<90;i++) {
+		descriptor_block[i-72] = binaryedid[i] & 0xFF;
+	}
+	if ((descriptor_block[0] != 0) || (descriptor_block[1] != 0) || (descriptor_block[3] != 0xFC)) {
+		for (i=90;i<108;i++) {
+			descriptor_block[i-90] = binaryedid[i] & 0xFF;
+		}
+		if ((descriptor_block[0] != 0) || (descriptor_block[1] != 0) || (descriptor_block[3] != 0xFC)) {
+			for (i=108;i<126;i++) {
+				descriptor_block[i-108] = binaryedid[i] & 0xFF;
+			}
+		}
+	}
+
+	TQString monitor_name;
+	if ((descriptor_block[0] == 0) && (descriptor_block[1] == 0) && (descriptor_block[3] == 0xFC)) {
+		char* pos = strchr((char *)(descriptor_block+5), '\n');
+		if (pos) {
+			*pos = 0;
+			has_friendly_name = true;
+			monitor_name = TQString((char *)(descriptor_block+5));
+		}
+		else {
+			has_friendly_name = false;
+		}
+	}
+
+	// [FIXME]
+	// Look up manudacturer names if possible!
+
+	if (has_friendly_name)
+		edid = TQString("%1 %2").arg(manufacturer_id).arg(monitor_name);
+	else
+		edid = TQString("%1 0x%2").arg(manufacturer_id).arg(model_id, 0, 16);
+
+	return edid;
+}
+
+TQByteArray KDisplayConfig::getEDID(int card, TQString displayname) {
+	TQFile file(TQString("/sys/class/drm/card%1-%2/edid").arg(card).arg(displayname));
+	if (!file.open (IO_ReadOnly))
+		return TQByteArray();
+	TQByteArray binaryedid = file.readAll();
+	file.close();
+	return binaryedid;
+}
+
+void KDisplayConfig::updateDisplayedInformation () {
+	// Insert data into the GUI
+	int i;
+	SingleScreenData *screendata;
+
+	ensureMonitorDataConsistency();
+
+	screendata = m_screenInfoArray.at(base->monitorDisplaySelectDD->currentItem());
+
+	if (screendata->screen_connected) {
+		base->resolutionSlider->setEnabled(true);
+		base->refreshRateDD->setEnabled(true);
+		base->rotationSelectDD->setEnabled(true);
+		base->orientationHFlip->setEnabled(true);
+		base->orientationVFlip->setEnabled(true);
+		base->isPrimaryMonitorCB->setEnabled(true);
+		base->isExtendedMonitorCB->setEnabled(true);
+	}
+
+	// Update the resolutions for the selected screen
+	base->resolutionSlider->blockSignals(true);
+	base->resolutionSlider->setMaxValue(screendata->refresh_rates.count());
+	setRealResolutionSliderValue(screendata->current_resolution_index);
+	resolutionSliderTextUpdate(realResolutionSliderValue());
+	base->resolutionSlider->blockSignals(false);
+
+	// Now the refresh rates for the selected screen
+	base->refreshRateDD->blockSignals(true);
+	base->refreshRateDD->clear();
+	for (i=0;i<screendata->refresh_rates.count();i++) {
+		base->refreshRateDD->insertItem(screendata->refresh_rates[i], i);
+	}
+	base->refreshRateDD->setCurrentItem(screendata->current_refresh_rate_index);
+	base->refreshRateDD->blockSignals(false);
+
+	// Now the rotations and transformations for the selected screen
+	base->rotationSelectDD->blockSignals(true);
+	base->orientationHFlip->blockSignals(true);
+	base->orientationVFlip->blockSignals(true);
+	base->rotationSelectDD->clear();
+	if (screendata->supports_transformations) {
+		for (i=0;i<screendata->rotations.count();i++) {
+			base->rotationSelectDD->insertItem(screendata->rotations[i], i);
+		}
+		base->rotationSelectDD->setCurrentItem(screendata->current_rotation_index);
+		base->orientationHFlip->show();
+		base->orientationVFlip->show();
+		base->orientationHFlip->setChecked(screendata->has_x_flip);
+		base->orientationVFlip->setChecked(screendata->has_y_flip);
+	}
+	else {
+		base->rotationSelectDD->insertItem("Normal", 0);
+		base->rotationSelectDD->setCurrentItem(0);
+		base->orientationHFlip->hide();
+		base->orientationVFlip->hide();
+
+	}
+	base->rotationSelectDD->blockSignals(false);
+	base->orientationHFlip->blockSignals(false);
+	base->orientationVFlip->blockSignals(false);
+
+	base->isPrimaryMonitorCB->blockSignals(true);
+	base->isExtendedMonitorCB->blockSignals(true);
+	if (screendata->generic_screen_detected) {
+		base->isPrimaryMonitorCB->setEnabled(false);
+		base->isPrimaryMonitorCB->setChecked(true);
+		base->isExtendedMonitorCB->setEnabled(false);
+		base->isExtendedMonitorCB->setChecked(true);
+	}
+	else {
+		base->isPrimaryMonitorCB->setEnabled(true);
+		base->isPrimaryMonitorCB->setChecked(screendata->is_primary);
+		if (screendata->is_primary) {
+			base->isExtendedMonitorCB->setEnabled(false);
+			base->isExtendedMonitorCB->setChecked(true);
+		}
+		else {
+			base->isExtendedMonitorCB->setEnabled(true);
+			base->isExtendedMonitorCB->setChecked(screendata->is_extended);
+		}
+	}
+	base->isPrimaryMonitorCB->blockSignals(false);
+	base->isExtendedMonitorCB->blockSignals(false);
+
+	if (!screendata->screen_connected) {
+		base->resolutionSlider->setEnabled(false);
+		base->refreshRateDD->setEnabled(false);
+		base->rotationSelectDD->setEnabled(false);
+		base->orientationHFlip->setEnabled(false);
+		base->orientationVFlip->setEnabled(false);
+		base->isPrimaryMonitorCB->setEnabled(false);
+		base->isExtendedMonitorCB->setEnabled(false);
+	}
+}
+
+void KDisplayConfig::refreshDisplayedInformation () {
+	// Insert data into the GUI
+	int i;
+	SingleScreenData *screendata;
+
+	// First, the screens
+	int currentScreenIndex = base->monitorDisplaySelectDD->currentItem();
+	base->monitorDisplaySelectDD->clear();
+	for (i=0;i<numberOfScreens;i++) {
+		screendata = m_screenInfoArray.at(i);
+		base->monitorDisplaySelectDD->insertItem(screendata->screenFriendlyName, i);
+	}
+	base->monitorDisplaySelectDD->setCurrentItem(currentScreenIndex);
+
+	updateDisplayedInformation();
+
+	updateDragDropDisplay();
+}
+
+void KDisplayConfig::updateDragDropDisplay() {
+	// Insert data into the GUI
+	int i;
+	int largest_x_pixels;
+	int largest_y_pixels;
+	TQObjectList monitors;
+	SingleScreenData *screendata;
+
+	// Clear any screens from the workspace
+	monitors = base->monitorPhyArrange->childrenListObject();
+	if ( monitors.count() ) {
+		for ( i = 0; i < int(monitors.count()); ++i ) {
+			if (::tqqt_cast<DraggableMonitor*>(TQT_TQWIDGET(monitors.at( i )))) {
+				TQWidget *monitor = TQT_TQWIDGET(monitors.at( i ));
+				if ( !monitor->close(TRUE) ) {
+					Q_ASSERT("zombie monitor will not go away!");
+				}
+			}
+		}
+	}
+
+	int currentScreenIndex = base->monitorDisplaySelectDD->currentItem();
+
+	// Add the screens to the workspace
+	// Set the scaling small to start with
+	base->monitorPhyArrange->resize_factor = 0.0625;	// This always needs to divide by a multiple of 2
+	for (i=0;i<numberOfScreens;i++) {
+		screendata = m_screenInfoArray.at(i);
+		DraggableMonitor *m = new DraggableMonitor( base->monitorPhyArrange, 0, WStyle_Customize | WDestructiveClose | WStyle_NoBorder | WX11BypassWM );
+		connect(m, TQT_SIGNAL(workspaceRelayoutNeeded()), this, TQT_SLOT(layoutDragDropDisplay()));
+		connect(m, TQT_SIGNAL(monitorSelected(int)), this, TQT_SLOT(selectScreen(int)));
+		connect(m, TQT_SIGNAL(monitorDragComplete(int)), this, TQT_SLOT(updateDraggableMonitorInformation(int)));
+		m->screen_id = i;
+		m->setFixedSize(screendata->current_x_pixel_count*base->monitorPhyArrange->resize_factor, screendata->current_y_pixel_count*base->monitorPhyArrange->resize_factor);
+		m->setText(TQString("%1").arg(i+1));
+		m->show();
+		updateDraggableMonitorInformation(i);	// Make sure the new monitors don't overlap
+	}
+
+	layoutDragDropDisplay();
+}
+
+void KDisplayConfig::layoutDragDropDisplay() {
+	int i;
+	int largest_x_pixels;
+	int largest_y_pixels;
+	TQObjectList monitors;
+	SingleScreenData *screendata;
+
+	// Ensure data is consistent
+	ensureMonitorDataConsistency();
+
+	// Arrange the screens
+	// First, center the primary monitor
+	monitors = base->monitorPhyArrange->childrenListObject();
+	if ( monitors.count() ) {
+		for ( i = 0; i < int(monitors.count()); ++i ) {
+			if (::tqqt_cast<DraggableMonitor*>(TQT_TQWIDGET(monitors.at( i )))) {
+				DraggableMonitor *monitor = static_cast<DraggableMonitor*>(TQT_TQWIDGET(monitors.at( i )));
+				screendata = m_screenInfoArray.at(monitor->screen_id);
+				moveMonitor(monitor, screendata->absolute_x_position, screendata->absolute_y_position);
+			}
+		}
+	}
+}
+
+void KDisplayConfig::ensureMonitorDataConsistency() {
+	int i;
+	SingleScreenData *screendata;
+
+	for (i=0;i<numberOfScreens;i++) {
+		screendata = m_screenInfoArray.at(i);
+		if (!screendata->screen_connected) {
+			screendata->is_primary = false;
+			screendata->is_extended = false;
+		}
+	}
+
+	bool has_primary_monitor = false;
+	for (i=0;i<numberOfScreens;i++) {
+		screendata = m_screenInfoArray.at(i);
+		if (screendata->is_primary)
+			has_primary_monitor = true;
+	}
+	if (!has_primary_monitor) {
+		for (i=0;i<numberOfScreens;i++) {
+			screendata = m_screenInfoArray.at(i);
+			if (!has_primary_monitor) {
+				if (screendata->is_extended) {
+					screendata->is_primary = true;
+					screendata->is_extended = true;
+					has_primary_monitor = true;
+				}
+			}
+		}
+	}
+	if (!has_primary_monitor) {
+		for (i=0;i<numberOfScreens;i++) {
+			screendata = m_screenInfoArray.at(i);
+			if (!has_primary_monitor) {
+				if (screendata->screen_connected) {
+					screendata->is_primary = true;
+					screendata->is_extended = true;
+					has_primary_monitor = true;
+				}
+			}
+		}
+	}
+
+	for (i=0;i<numberOfScreens;i++) {
+		screendata = m_screenInfoArray.at(i);
+		if (screendata->is_primary) {
+			screendata->absolute_x_position = 0;
+			screendata->absolute_y_position = 0;
+			screendata->is_extended = true;
+		}
+	}
+
+	for (i=0;i<numberOfScreens;i++) {
+		screendata = m_screenInfoArray.at(i);
+		TQString resolutionstring = screendata->resolutions[screendata->current_resolution_index];
+		int separator_pos = resolutionstring.find(" x ");
+		TQString x_res_string = resolutionstring.left(separator_pos);
+		TQString y_res_string = resolutionstring.right(resolutionstring.length()-separator_pos-3);
+		screendata->current_x_pixel_count = x_res_string.toInt();
+		screendata->current_y_pixel_count = y_res_string.toInt();
+	}
+}
+
+void KDisplayConfig::resolutionSliderTextUpdate(int index) {
+	SingleScreenData *screendata;
+	screendata = m_screenInfoArray.at(base->monitorDisplaySelectDD->currentItem());
+
+	base->resolutionLabel->setText(screendata->resolutions[realResolutionSliderValue()] + TQString(" ") + i18n("pixels"));
+}
+
+void KDisplayConfig::resolutionSliderChanged(int index) {
+	SingleScreenData *screendata;
+	screendata = m_screenInfoArray.at(base->monitorDisplaySelectDD->currentItem());
+
+	screendata->current_resolution_index = realResolutionSliderValue();
+	updateDisplayedInformation();
+	updateDraggableMonitorInformation(base->monitorDisplaySelectDD->currentItem());
+}
+
+TQString KDisplayConfig::extractFileName(TQString displayName, TQString profileName) {
+
+}
+
+void KDisplayConfig::ensurePrimaryMonitorIsAvailable() {
+	// Ensure that only one monitor, and not less than one monitor, is marked as primary
+	int i;
+	SingleScreenData *screendata;
+
+	// First, the screens
+	int currentScreenIndex = base->monitorDisplaySelectDD->currentItem();
+	for (i=0;i<numberOfScreens;i++) {
+		screendata = m_screenInfoArray.at(i);
+		if (i != currentScreenIndex)
+			screendata->is_primary = false;
+	}
+	screendata = m_screenInfoArray.at(currentScreenIndex);
+	screendata->is_primary = true;
+	refreshDisplayedInformation();
+}
+
+int KDisplayConfig::findProfileIndex(TQString profileName) {
+
+}
+
+int KDisplayConfig::findScreenIndex(TQString screenName) {
+
+}
+
+void KDisplayConfig::processLockoutControls() {
+	if (getuid() != 0 || !systemconfig->checkConfigFilesWritable( true )) {
+		base->globalTab->setEnabled(false);
+		base->resolutionTab->setEnabled(false);
+	}
+	else {
+		base->globalTab->setEnabled(true);
+		if (base->systemEnableSupport->isChecked()) {
+			base->resolutionTab->setEnabled(true);
+		}
+		else {
+			base->resolutionTab->setEnabled(false);
+		}
+	}
+}
+
+void KDisplayConfig::addTab( const TQString name, const TQString label )
+{
+	// [FIXME] This is incomplete...Apply may not work...
+	TQWidget *page = new TQWidget( base->mainTabContainerWidget, name.latin1() );
+	TQVBoxLayout *top = new TQVBoxLayout( page, KDialog::marginHint() );
+	
+	KCModule *kcm = KCModuleLoader::loadModule( name, page );
+	
+	if ( kcm )
+	{
+		top->addWidget( kcm );
+		base->mainTabContainerWidget->addTab( page, label );
+		
+		connect( kcm, TQT_SIGNAL( changed(bool) ), this, TQT_SLOT( changed() ) );
+		//m_modules.insert(kcm, false);
+	}
+	else {
+		delete page;
+	}
+}
+
+void KDisplayConfig::load(bool useDefaults )
+{
+	// Update the toggle buttons with the current configuration
+	int i;
+	int j;
+	
+	updateArray();
+	
+	systemconfig->setGroup(NULL);
+	base->systemEnableSupport->setChecked(systemconfig->readBoolEntry("EnableDisplayControl", false));
+	
+	refreshDisplayedInformation();
+	
+	emit changed(useDefaults);
+}
+
+void KDisplayConfig::save()
+{
+	int i;
+	int j;
+	KRandrSimpleAPI *m_randrsimple = new KRandrSimpleAPI();
+
+	// Write system configuration
+	systemconfig->setGroup(NULL);
+	systemconfig->writeEntry("EnableDisplayControl", base->systemEnableSupport->isChecked());
+
+
+	systemconfig->sync();
+
+	emit changed(false);
+}
+
+void KDisplayConfig::defaults()
+{
+	load( true );
+}
+
+TQString KDisplayConfig::quickHelp() const
+{
+	return i18n("<h1>Monitor & Display Configuration</h1> This module allows you to configure monitors attached to your"
+	" computer via TDE.");
+}
+
+#include "displayconfig.moc"