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historywindow.cpp
author insilmaril
Fri, 08 Sep 2006 12:30:09 +0000
changeset 381 c79df732d095
parent 377 5391ab620c95
child 388 3a58c9ef4a18
permissions -rw-r--r--
rows in history window can be selected to undo/redo actions 
     1 #include "historywindow.h"

     2 #include "mapeditor.h"

     3 

     4 HistoryWindow::HistoryWindow (QWidget *parent):QDialog (parent)

     5 {

     6 	ui.setupUi (this);

     7 	ui.historyTable->setRowCount (20);

     8 	ui.historyTable->setColumnCount (3);

     9 

    10 	

    11 	QTableWidgetItem *item;

    12 

    13 	item= new QTableWidgetItem(tr("Action"));

    14 	ui.historyTable->setHorizontalHeaderItem(0, item);

    15 	

    16 	item= new QTableWidgetItem(tr("Comment"));

    17 	ui.historyTable->setHorizontalHeaderItem(1, item);

    18 	

    19 	item= new QTableWidgetItem(tr("Undo action"));

    20 	ui.historyTable->setHorizontalHeaderItem(2, item);

    21 

    22 	ui.historyTable->setSelectionBehavior (QAbstractItemView::SelectRows);

    23 

    24 	connect ( ui.undoButton, SIGNAL (clicked()), this, SLOT (undo()));

    25 	connect ( ui.redoButton, SIGNAL (clicked()), this, SLOT (redo()));

    26 	connect ( ui.historyTable, SIGNAL (itemSelectionChanged()), this, SLOT (select()));

    27 }

    28 

    29 

    30 void HistoryWindow::updateRow(int row, int step, SimpleSettings &set)

    31 {

    32 	QTableWidgetItem *item;

    33 

    34 	item= new QTableWidgetItem(set.readEntry(QString("/history/step-%1/redoCommand").arg(step)));

    35 	ui.historyTable->setItem(row, 0, item);

    36 

    37 	item= new QTableWidgetItem(set.readEntry(QString("/history/step-%1/comment").arg(step)));

    38 	ui.historyTable->setItem(row, 1, item);

    39 

    40 	item=new QTableWidgetItem(set.readEntry(QString("/history/step-%1/undoCommand").arg(step)));

    41 	ui.historyTable->setItem(row, 2, item);

    42 }

    43 

    44 void HistoryWindow::update(SimpleSettings &set)

    45 {

    46 	int undosAvail=set.readNumEntry("/history/undosAvail",0);

    47 	int redosAvail=set.readNumEntry("/history/redosAvail",0);

    48 	int stepsTotal=set.readNumEntry("/history/stepsTotal",0);

    49 	int curStep=set.readNumEntry ("/history/curStep");

    50 	int i;

    51 	int s=curStep;

    52 	int r=undosAvail-1;

    53 	QTableWidgetItem *item;

    54 

    55 	// Update buttons

    56 	if (undosAvail<1)

    57 		ui.undoButton->setEnabled (false);

    58 	else	

    59 		ui.undoButton->setEnabled (true);

    60 

    61 	if (redosAvail<1)

    62 		ui.redoButton->setEnabled (false);

    63 	else	

    64 		ui.redoButton->setEnabled (true);

    65 

    66 	// Update table

    67 	for (i=undosAvail; i>0; i--)

    68 	{

    69 		updateRow (r,s,set);

    70 		r--;

    71 		s--;

    72 		if (s<1) s=stepsTotal;

    73 	}

    74 	

    75 	// Generated the "now" row

    76 	QColor c(255,200,120);

    77 	for (i=0;i<=2;i++)

    78 	{

    79 		if (i!=1)

    80 		{

    81 			item=new QTableWidgetItem("");

    82 			item->setBackgroundColor (c);

    83 			ui.historyTable->setItem(undosAvail, i, item);

    84 		}

    85 	}

    86 	item=new QTableWidgetItem(" - " +tr("Current state","current bar in history hwindow")+ " - ");

    87 	item->setBackgroundColor (c);

    88 	ui.historyTable->setItem(undosAvail, 1, item);

    89 

    90 

    91 	s=curStep;

    92 	s++; if (s>stepsTotal) s=1;

    93 

    94 	for (i=1;i<= redosAvail; i++)

    95 	{

    96 		updateRow (undosAvail+i,s,set);

    97 		s++; if (s>stepsTotal) s=1;

    98 	}

    99 

   100 	ui.historyTable->resizeColumnsToContents();

   101 }

   102 

   103 void HistoryWindow::setME (MapEditor *me)

   104 {

   105 	mapEditor=me;

   106 }

   107 

   108 void HistoryWindow::setStepsTotal (int st)

   109 {

   110 	// Number of steps + "current" bar

   111 	ui.historyTable->setRowCount (st+1);

   112 

   113 }

   114 

   115 void HistoryWindow::undo()

   116 {

   117 	mapEditor->undo();

   118 }

   119 

   120 void HistoryWindow::redo()

   121 {

   122 	mapEditor->redo();

   123 }

   124 

   125 void HistoryWindow::select()

   126 {

   127 	mapEditor->gotoStep (ui.historyTable->row (ui.historyTable->selectedItems().first()));

   128 }
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