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historywindow.cpp
author insilmaril
Fri, 08 Dec 2006 20:18:56 +0000
changeset 408 c2a05fa925a1
parent 404 53efc2562a7d
child 420 b7447adddc9a
permissions -rw-r--r--
1.6.1 Port to QGraphics 
     1 #include "historywindow.h"

     2 #include "mainwindow.h"

     3 

     4 

     5 extern QString iconPath;

     6 extern Settings settings;

     7 extern Main *mainWindow;

     8 

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

    10 {

    11 	ui.setupUi (this);

    12 	ui.historyTable->setRowCount (20);

    13 	ui.historyTable->setColumnCount (3);

    14 

    15 	

    16 	QTableWidgetItem *item;

    17 

    18 	item= new QTableWidgetItem(tr("Action","Table with actions"));

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

    20 	

    21 	item= new QTableWidgetItem(tr("Comment","Table with actions"));

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

    23 	

    24 	item= new QTableWidgetItem(tr("Undo action","Table with actions"));

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

    26 

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

    28 

    29 	ui.undoButton->setIcon (QIcon(iconPath+"/undo.png"));

    30 	ui.redoButton->setIcon (QIcon(iconPath+"/redo.png"));

    31 

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

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

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

    35 

    36 	// Load Settings

    37 	resize (settings.value ( "/historywindow/geometry/size", QSize(450,600)).toSize());

    38 	move   (settings.value ( "/historywindow/geometry/pos", QPoint (250,50)).toPoint());

    39 

    40 /*

    41 	if (settings.value ( "/historywindow/showWithMain",false).toBool())

    42 		setShowWithMain(true);

    43 	else	

    44 		setShowWithMain(false);

    45 */

    46 }

    47 

    48 HistoryWindow::~HistoryWindow()

    49 {

    50 	settings.setValue( "/historywindow/geometry/size", size() );

    51 	settings.setValue( "/historywindow/geometry/pos", pos() );

    52 	//settings.setValue( "/historywindow/showWithMain",showWithMain());

    53 }

    54 

    55 void HistoryWindow::clearRow(int row)

    56 {

    57 	QTableWidgetItem *it;

    58 	it=ui.historyTable->item (row,0);

    59 	if (it) it->setText ("");

    60 	it=ui.historyTable->item (row,1);

    61 	if (it) it->setText ("");

    62 	it=ui.historyTable->item (row,2);

    63 	if (it) it->setText ("");

    64 }

    65 

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

    67 {

    68 	QTableWidgetItem *item;

    69 

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

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

    72 

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

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

    75 

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

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

    78 }

    79 

    80 void HistoryWindow::update(SimpleSettings &set)

    81 {

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

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

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

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

    86 	int i;

    87 	int s=curStep;

    88 	int r=undosAvail-1;

    89 	QTableWidgetItem *item;

    90 

    91 	// Update buttons

    92 	if (undosAvail<1)

    93 		ui.undoButton->setEnabled (false);

    94 	else	

    95 		ui.undoButton->setEnabled (true);

    96 

    97 	if (redosAvail<1)

    98 		ui.redoButton->setEnabled (false);

    99 	else	

   100 		ui.redoButton->setEnabled (true);

   101 

   102 	// Update undos in table

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

   104 	{

   105 		updateRow (r,s,set);

   106 		r--;

   107 		s--;

   108 		if (s<1) s=stepsTotal;

   109 	}

   110 	

   111 	// Generated the "now" row

   112 	QColor c(255,200,120);

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

   114 	{

   115 		if (i!=1)

   116 		{

   117 			item=new QTableWidgetItem("");

   118 			item->setBackgroundColor (c);

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

   120 		}

   121 	}

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

   123 	item->setBackgroundColor (c);

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

   125 

   126 	// Show "now" row

   127 	ui.historyTable->scrollToItem (item);

   128 

   129 	// Update Redos in table

   130 	s=curStep;

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

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

   133 	{

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

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

   136 	}

   137 

   138 	// Delete the rest

   139 	for (i=undosAvail+redosAvail+1;i<= stepsTotal; i++)

   140 		clearRow (i);

   141 

   142 	ui.historyTable->resizeColumnsToContents();

   143 }

   144 

   145 void HistoryWindow::setStepsTotal (int st)

   146 {

   147 	// Number of steps + "current" bar

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

   149 

   150 }

   151 

   152 void HistoryWindow::undo()

   153 {

   154 	mainWindow->editUndo();

   155 }

   156 

   157 void HistoryWindow::redo()

   158 {

   159 	mainWindow->editRedo();

   160 }

   161 

   162 void HistoryWindow::select()

   163 {

   164 	mainWindow->gotoHistoryStep (ui.historyTable->row (ui.historyTable->selectedItems().first()));

   165 }
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