Example usage for org.eclipse.swt.widgets Display getCurrent

List of usage examples for org.eclipse.swt.widgets Display getCurrent

  1. HOME
  2. Java
  3. org.eclipse.swt
  4. org.eclipse.swt.widgets.*
  5. Display
  6. getCurrent

Introduction

In this page you can find the example usage for org.eclipse.swt.widgets Display getCurrent.

Prototype

public static Display getCurrent()

Source Link

Document

Returns the display which the currently running thread is the user-interface thread for, or null if the currently running thread is not a user-interface thread for any display.

Usage

From source file:PrintKTableExample.java

public static String show(String title, String message, String buttons) {
    MsgBox box = new MsgBox(Display.getCurrent(), title, message, buttons);
    box.open();//  w  w w .j  a v  a2  s . c  o m
    box.dispose();
    return box.pressedButton;

}

From source file:PrintKTableExample.java

protected void createShell(Shell parent) {
    guiDisplay = Display.getCurrent();

    // Shell//  ww w  .java 2 s .c o  m
    if (parent != null)
        guiShell = new Shell(parent, getShellStyle());
    else
        guiShell = new Shell(Display.getCurrent(), getShellStyle());

    createShellLayout();
    createShellComposits();

}

From source file:PrintKTableExample.java

/** Returns the requested Image */
public static Image getImage(String name) {
    return loadImageResource(Display.getCurrent(), "/gfx/" + name + ".gif");
}

From source file:PrintKTableExample.java

/**
 * Creates a new KTable.//  w  w w. java  2  s .com
 * 
 * possible styles: SWT.V_SCROLL - show vertical scrollbar and allow
 * vertical scrolling by arrow keys SWT.H_SCROLL - show horizontal scrollbar
 * and allow horizontal scrolling by arrow keys SWT.FLAT - no border
 * drawing.
 * 
 * After creation a table model should be added using setModel().
 */
public KTable(Composite parent, int style) {
    // Oberklasse initialisieren
    super(parent, SWT.NO_BACKGROUND | SWT.NO_REDRAW_RESIZE | style);

    // inits
    m_GC = new GC(this);
    m_Display = Display.getCurrent();
    m_Selection = new HashMap();
    m_CellEditor = null;

    flatStyleSpecified = ((style | SWT.FLAT) == style);

    m_RowSelectionMode = false;
    m_MultiSelectMode = false;
    m_TopRow = 0;
    m_LeftColumn = 0;
    m_FocusRow = 0;
    m_FocusCol = 0;
    m_RowsVisible = 0;
    m_RowsFullyVisible = 0;
    m_ColumnsVisible = 0;
    m_ColumnsFullyVisible = 0;
    m_ResizeColumnIndex = -1;
    m_ResizeRowIndex = -1;
    m_ResizeRowTop = -1;
    m_NewRowSize = -1;
    m_ResizeColumnLeft = -1;
    m_Capture = false;
    m_ClickColumnIndex = -1;
    m_ClickRowIndex = -1;

    m_LineRestore = null;
    m_LineX = 0;
    m_LineY = 0;

    cellSelectionListeners = new ArrayList(10);
    cellResizeListeners = new ArrayList(10);

    // Listener
    createListeners();

}

From source file:PrintKTableExample.java

protected void onMouseMove(MouseEvent e) {
    if (m_Model == null)
        return;/*from  www .  jav a2s  .com*/

    // show resize cursor?
    if ((m_ResizeColumnIndex != -1) || (getColumnForResize(e.x, e.y) >= 0))
        setCursor(new Cursor(m_Display, SWT.CURSOR_SIZEWE));
    else if ((m_ResizeRowIndex != -1) || (getRowForResize(e.x, e.y) >= 0))
        setCursor(new Cursor(m_Display, SWT.CURSOR_SIZENS));
    else
        setCursor(null);

    if (e.button == 1) {
        // extend selection?
        if (m_ClickColumnIndex != -1 && m_MultiSelectMode) {
            int row = calcRowNum(e.y);
            int col = calcColumnNum(e.x);

            if (row >= m_Model.getFixedRowCount() && col >= m_Model.getFixedColumnCount()) {

                m_ClickColumnIndex = col;
                m_ClickRowIndex = row;

                focusCell(col, row, (e.stateMask | SWT.SHIFT));
            }
        }

    }
    // column resize?
    if (m_ResizeColumnIndex != -1) {
        Rectangle rect = getClientArea();
        int oldSize = m_Model.getColumnWidth(m_ResizeColumnIndex);
        if (e.x > rect.x + rect.width - 1)
            e.x = rect.x + rect.width - 1;
        int newSize = e.x - m_ResizeColumnLeft;
        if (newSize < 5)
            newSize = 5;

        int leftX = getColumnLeft(m_ResizeColumnIndex);
        int rightX = getColumnRight(m_ResizeColumnIndex);

        m_Model.setColumnWidth(m_ResizeColumnIndex, newSize);
        newSize = m_Model.getColumnWidth(m_ResizeColumnIndex);

        GC gc = new GC(this);
        gc.copyArea(rightX, 0, rect.width - rightX, rect.height, leftX + newSize, 0);
        drawCol(gc, m_ResizeColumnIndex);
        if (newSize < oldSize) {
            int delta = oldSize - newSize;
            redraw(rect.width - delta, 0, delta, rect.height, false);
        }
        gc.dispose();
    }

    // row resize?
    if (m_ResizeRowIndex != -1) {
        Rectangle rect = getClientArea();
        GC gc = new GC(this);

        // calculate new size
        if (e.y > rect.y + rect.height - 1)
            e.y = rect.y + rect.height - 1;
        m_NewRowSize = e.y - m_ResizeRowTop;
        if (m_NewRowSize < m_Model.getRowHeightMinimum())
            m_NewRowSize = m_Model.getRowHeightMinimum();

        // restore old line area
        if (m_LineRestore != null) {
            gc.drawImage(m_LineRestore, m_LineX, m_LineY);
        }

        // safe old picture and draw line
        gc.setForeground(Display.getCurrent().getSystemColor(SWT.COLOR_BLACK));
        int lineEnd = getColumnRight(m_LeftColumn + m_ColumnsVisible - 1);
        m_LineRestore = new Image(m_Display, lineEnd, 1);
        m_LineX = rect.x + 1;
        m_LineY = m_ResizeRowTop + m_NewRowSize - 1;
        gc.copyArea(m_LineRestore, m_LineX, m_LineY);
        gc.drawLine(m_LineX, m_LineY, rect.x + lineEnd, m_LineY);
        gc.dispose();

    }

}

From source file:PrintKTableExample.java

protected Control createControl() {
    m_Combo = new CCombo(m_Table, SWT.READ_ONLY);
    m_Combo.setBackground(Display.getCurrent().getSystemColor(SWT.COLOR_LIST_BACKGROUND));
    if (m_Items != null)
        m_Combo.setItems(m_Items);//  w  ww.j av a2  s  .  c o m
    m_Combo.addKeyListener(new KeyAdapter() {
        public void keyPressed(KeyEvent e) {
            try {
                onKeyPressed(e);
            } catch (Exception ex) {
            }
        }
    });
    /*
     * m_Combo.addTraverseListener(new TraverseListener() { public void
     * keyTraversed(TraverseEvent arg0) { onTraverse(arg0); } });
     */
    return m_Combo;
}

From source file:PrintKTableExample.java

public KTableCellRenderer() {
    m_Display = Display.getCurrent();
}

From source file:PrintKTableExample.java

/**
 * Standard implementation for CellRenderer. Draws a cell at the given
 * position. Uses the .getString() method of content to get a String
 * representation to draw.//  w w w.  j  a  v a2s .c  om
 * 
 * @param gc
 *            The gc to draw on
 * @param rect
 *            The coordinates and size of the cell (add 1 to width and hight
 *            to include the borders)
 * @param col
 *            The column
 * @param row
 *            The row
 * @param content
 *            The content of the cell (as given by the table model)
 * @param focus
 *            True if the cell is selected
 * @param fixed
 *            True if the cell is fixed (unscrollable header cell)
 * @param clicked
 *            True if the cell is currently clicked (useful e.g. to paint a
 *            pressed button)
 */
public void drawCell(GC gc, Rectangle rect, int col, int row, Object content, boolean focus, boolean fixed,
        boolean clicked) {
    if (fixed) {

        rect.height += 1;
        rect.width += 1;
        gc.setForeground(Display.getCurrent().getSystemColor(SWT.COLOR_LIST_FOREGROUND));
        if (clicked) {
            SWTX.drawButtonDown(gc, content.toString(), SWTX.ALIGN_HORIZONTAL_LEFT | SWTX.ALIGN_VERTICAL_CENTER,
                    null, SWTX.ALIGN_HORIZONTAL_RIGHT | SWTX.ALIGN_VERTICAL_CENTER, rect);
        } else {
            SWTX.drawButtonUp(gc, content.toString(), SWTX.ALIGN_HORIZONTAL_LEFT | SWTX.ALIGN_VERTICAL_CENTER,
                    null, SWTX.ALIGN_HORIZONTAL_RIGHT | SWTX.ALIGN_VERTICAL_CENTER, rect);
        }

        return;
    }

    Color textColor;
    Color backColor;
    Color vBorderColor;
    Color hBorderColor;

    if (focus) {
        textColor = m_Display.getSystemColor(SWT.COLOR_LIST_SELECTION_TEXT);
        backColor = (m_Display.getSystemColor(SWT.COLOR_LIST_SELECTION));
        vBorderColor = m_Display.getSystemColor(SWT.COLOR_LIST_SELECTION);
        hBorderColor = m_Display.getSystemColor(SWT.COLOR_LIST_SELECTION);
    } else {
        textColor = m_Display.getSystemColor(SWT.COLOR_LIST_FOREGROUND);
        backColor = m_Display.getSystemColor(SWT.COLOR_LIST_BACKGROUND);
        vBorderColor = m_Display.getSystemColor(SWT.COLOR_WIDGET_BACKGROUND);
        hBorderColor = m_Display.getSystemColor(SWT.COLOR_WIDGET_BACKGROUND);
    }

    gc.setForeground(hBorderColor);
    gc.drawLine(rect.x, rect.y + rect.height, rect.x + rect.width, rect.y + rect.height);

    gc.setForeground(vBorderColor);
    gc.drawLine(rect.x + rect.width, rect.y, rect.x + rect.width, rect.y + rect.height);

    gc.setBackground(backColor);
    gc.setForeground(textColor);

    gc.fillRectangle(rect);

    SWTX.drawTextImage(gc, content.toString(), SWTX.ALIGN_HORIZONTAL_CENTER | SWTX.ALIGN_VERTICAL_CENTER, null,
            SWTX.ALIGN_HORIZONTAL_CENTER | SWTX.ALIGN_VERTICAL_CENTER, rect.x + 3, rect.y, rect.width - 3,
            rect.height);

}

From source file:PrintKTableExample.java

public TownExampleRenderer() {
    m_Display = Display.getCurrent();
}

From source file:PrintKTableExample.java

public TownExampleContent(String name, String country) {
    this.name = name;
    this.country = country;
    image = loadImageResource(Display.getCurrent(), "/gfx/" + name + ".gif");
    System.out.println(image);/*from  ww w . jav  a2  s  . co  m*/
    notes = "Double click to edit and use \n" + "Shift+Enter to start a new line...";
}