historywindow.cpp
author insilmaril
Mon, 30 Jul 2007 09:47:07 +0000
changeset 569 df32d920b04e
parent 489 f0e482cd84f0
child 644 954221e01e4e
permissions -rw-r--r--
1.9.4 New base class for XML based file parsing (vym & Freemind)
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#include "historywindow.h"
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#include "mainwindow.h"
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extern QString iconPath;
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extern Settings settings;
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extern Main *mainWindow;
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HistoryWindow::HistoryWindow (QWidget *parent):QDialog (parent)
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{
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	ui.setupUi (this);
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	ui.historyTable->setRowCount (settings.value( "/mapeditor/stepsTotal",75).toInt());
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	ui.historyTable->setColumnCount (3);
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	QTableWidgetItem *item;
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	item= new QTableWidgetItem(tr("Action","Table with actions"));
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	ui.historyTable->setHorizontalHeaderItem(0, item);
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	item= new QTableWidgetItem(tr("Comment","Table with actions"));
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	ui.historyTable->setHorizontalHeaderItem(1, item);
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	item= new QTableWidgetItem(tr("Undo action","Table with actions"));
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	ui.historyTable->setHorizontalHeaderItem(2, item);
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	ui.historyTable->setSelectionBehavior (QAbstractItemView::SelectRows);
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	ui.undoButton->setIcon (QIcon(iconPath+"/undo.png"));
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	ui.redoButton->setIcon (QIcon(iconPath+"/redo.png"));
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	connect ( ui.undoButton, SIGNAL (clicked()), this, SLOT (undo()));
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	connect ( ui.redoButton, SIGNAL (clicked()), this, SLOT (redo()));
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	connect ( ui.historyTable, SIGNAL (itemSelectionChanged()), this, SLOT (select()));
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	// Load Settings
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	resize (settings.value ( "/satellite/historywindow/geometry/size", QSize(1000,400)).toSize());
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	move   (settings.value ( "/satellite/historywindow/geometry/pos", QPoint (0,450)).toPoint());
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	ui.historyTable->setColumnWidth (0,settings.value("/satellite/historywindow/geometry/columnWidth/0",250).toInt());
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	ui.historyTable->setColumnWidth (1,settings.value("/satellite/historywindow/geometry/columnWidth/1",350).toInt());
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	ui.historyTable->setColumnWidth (2,settings.value("/satellite/historywindow/geometry/columnWidth/2",250).toInt());
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}
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HistoryWindow::~HistoryWindow()
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{
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	// Save settings
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	settings.setValue( "/satellite/historywindow/geometry/size", size() );
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	settings.setValue( "/satellite/historywindow/geometry/pos", pos() );
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	for (int i=0; i<3; ++i)
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		settings.setValue( QString("/satellite/historywindow/geometry/columnWidth/%1").arg(i), ui.historyTable->columnWidth (i) );
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}
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void HistoryWindow::clearRow(int row)
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{
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	QTableWidgetItem *it;
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	it=ui.historyTable->item (row,0);
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	if (it) it->setText ("");
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	it=ui.historyTable->item (row,1);
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	if (it) it->setText ("");
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	it=ui.historyTable->item (row,2);
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	if (it) it->setText ("");
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}
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void HistoryWindow::updateRow(int row, int step, SimpleSettings &set)
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{
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	QTableWidgetItem *item;
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	item= new QTableWidgetItem(set.readEntry(QString("/history/step-%1/redoCommand").arg(step)));
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	ui.historyTable->setItem(row, 0, item);
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	item= new QTableWidgetItem(set.readEntry(QString("/history/step-%1/comment").arg(step)));
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	ui.historyTable->setItem(row, 1, item);
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	item=new QTableWidgetItem(set.readEntry(QString("/history/step-%1/undoCommand").arg(step)));
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	ui.historyTable->setItem(row, 2, item);
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}
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void HistoryWindow::update(SimpleSettings &set)
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{
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	int undosAvail=set.readNumEntry("/history/undosAvail",0);
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	int redosAvail=set.readNumEntry("/history/redosAvail",0);
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	int stepsTotal=set.readNumEntry("/history/stepsTotal",0);
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	int curStep=set.readNumEntry ("/history/curStep");
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	int i;
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	int s=curStep;
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	int r=undosAvail-1;
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	QTableWidgetItem *item;
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	// Update number of rows
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	ui.historyTable->setRowCount (undosAvail + redosAvail +1);
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	// Update buttons
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	if (undosAvail<1)
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		ui.undoButton->setEnabled (false);
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	else	
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		ui.undoButton->setEnabled (true);
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	if (redosAvail<1)
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		ui.redoButton->setEnabled (false);
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	else	
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		ui.redoButton->setEnabled (true);
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	// Update undos in table
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	for (i=undosAvail; i>0; i--)
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	{
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		updateRow (r,s,set);
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		r--;
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		s--;
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		if (s<1) s=stepsTotal;
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	}
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	// Generated the "now" row
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	QColor c(255,200,120);
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	for (i=0;i<=2;i++)
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	{
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		if (i!=1)
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		{
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			item=new QTableWidgetItem("");
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			item->setBackgroundColor (c);
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			ui.historyTable->setItem(undosAvail, i, item);
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		}
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	}
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	item=new QTableWidgetItem(" - " +tr("Current state","Current bar in history hwindow")+ " - ");
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	item->setBackgroundColor (c);
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	ui.historyTable->setItem(undosAvail, 1, item);
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	// Show "now" row
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	ui.historyTable->scrollToItem (item);
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	// Update Redos in table
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	s=curStep;
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	s++; if (s>stepsTotal) s=1;
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	for (i=1;i<= redosAvail; i++)
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	{
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		updateRow (undosAvail+i,s,set);
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		s++; if (s>stepsTotal) s=1;
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	}
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	// Delete the rest
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	for (i=undosAvail+redosAvail+1;i<= stepsTotal; i++)
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		clearRow (i);
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	//ui.historyTable->resizeColumnsToContents();
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}
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void HistoryWindow::setStepsTotal (int st)
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{
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	// Number of steps + "current" bar
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	ui.historyTable->setRowCount (st+1);
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}
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void HistoryWindow::closeEvent (QCloseEvent *)
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{
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	emit (windowClosed() );
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}
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void HistoryWindow::undo()
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{
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	mainWindow->editUndo();
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}
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void HistoryWindow::redo()
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{
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	mainWindow->editRedo();
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}
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void HistoryWindow::select()
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{
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	cout <<"HW::select  "<<ui.historyTable->row (ui.historyTable->selectedItems().first())<<endl;
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	mainWindow->gotoHistoryStep (ui.historyTable->row (ui.historyTable->selectedItems().first()));
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}