Example usage for com.google.gwt.user.client.ui ScrollPanel setHorizontalScrollPosition

Introduction

In this page you can find the example usage for com.google.gwt.user.client.ui ScrollPanel setHorizontalScrollPosition.

Prototype

@Override
public void setHorizontalScrollPosition(int position) 

Source Link

Document

Sets the horizontal scroll position.

Usage

From source file:asquare.gwt.tk.uitest.isvisible.client.Demo.java

License:Apache License

public void onModuleLoad() {
    RootPanel outer = RootPanel.get();/*w  ww  .  j av  a2s .  co m*/

    TextBox rowInput = new TextBox();
    TextBox colInput = new TextBox();
    Grid input = new Grid(2, 2);
    input.setText(0, 0, "Row: ");
    input.setWidget(0, 1, rowInput);
    input.setText(1, 0, "Col: ");
    input.setWidget(1, 1, colInput);
    outer.add(input);

    final int ROWS = 20;
    final int COLS = 20;
    Grid grid = new Grid(ROWS, COLS);
    grid.setCellPadding(0);
    grid.setCellSpacing(0);
    for (int row = 0; row < ROWS; row++) {
        for (int col = 0; col < COLS; col++) {
            grid.setWidget(row, col, new Label("(" + row + "," + col + ")"));
        }
    }

    ScrollPanel scrollInner = new ScrollPanel();
    scrollInner.setAlwaysShowScrollBars(true);
    scrollInner.setPixelSize(400, 400);
    scrollInner.setWidget(grid);
    ScrollPanel scrollOuter = new ScrollPanel();
    scrollOuter.add(scrollInner);
    scrollOuter.setAlwaysShowScrollBars(true);
    scrollOuter.setPixelSize(600, 200);
    outer.add(scrollOuter);
    scrollInner.setScrollPosition(100);
    scrollInner.setHorizontalScrollPosition(100);
}

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From source file:edu.caltech.ipac.firefly.ui.GwtUtil.java

/**
 * Cause the ScrollPanel to set it scroll bars so the widget it is showing is centered
 *
 * @param sp the scrollPanel//  www  .  j av  a  2  s  .  c  o  m
 */
public static void centerScrollPanel(ScrollPanel sp) {
    Element el = sp.getElement();
    int sw = DOM.getElementPropertyInt(el, "scrollWidth");
    int sh = DOM.getElementPropertyInt(el, "scrollHeight");
    int w = sp.getOffsetWidth();
    int h = sp.getOffsetHeight();
    sp.setScrollPosition((sh - h) / 2);
    sp.setHorizontalScrollPosition((sw - w) / 2);
}

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From source file:org.rstudio.studio.client.workbench.views.vcs.git.dialog.GitReviewPanel.java

License:Open Source License

private void scrollBy(ScrollPanel scrollPanel, int vscroll, int hscroll) {
    if (vscroll != 0) {
        scrollPanel.setVerticalScrollPosition(Math.max(0, scrollPanel.getVerticalScrollPosition() + vscroll));
    }/*  ww  w .j  a  v a  2  s.  com*/

    if (hscroll != 0) {
        scrollPanel
                .setHorizontalScrollPosition(Math.max(0, scrollPanel.getHorizontalScrollPosition() + hscroll));
    }
}

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