+++ /dev/null
-/*
-@VaadinApache2LicenseForJavaFiles@
- */
-package com.vaadin.terminal.gwt.client.ui.layout;
-
-import java.util.Collection;
-import java.util.HashMap;
-import java.util.Iterator;
-import java.util.Map;
-
-import com.google.gwt.dom.client.DivElement;
-import com.google.gwt.dom.client.Document;
-import com.google.gwt.dom.client.Node;
-import com.google.gwt.dom.client.NodeList;
-import com.google.gwt.dom.client.Style;
-import com.google.gwt.user.client.ui.ComplexPanel;
-import com.google.gwt.user.client.ui.Widget;
-import com.vaadin.terminal.gwt.client.ApplicationConnection;
-import com.vaadin.terminal.gwt.client.BrowserInfo;
-import com.vaadin.terminal.gwt.client.Container;
-import com.vaadin.terminal.gwt.client.VPaintableMap;
-import com.vaadin.terminal.gwt.client.VPaintableWidget;
-import com.vaadin.terminal.gwt.client.ui.VMarginInfo;
-
-public abstract class CellBasedLayout extends ComplexPanel implements Container {
-
- protected Map<Widget, ChildComponentContainer> widgetToComponentContainer = new HashMap<Widget, ChildComponentContainer>();
-
- protected ApplicationConnection client = null;
-
- public DivElement root;
-
- public static final int ORIENTATION_VERTICAL = 0;
- public static final int ORIENTATION_HORIZONTAL = 1;
-
- protected Margins activeMargins = new Margins(0, 0, 0, 0);
- protected VMarginInfo activeMarginsInfo = new VMarginInfo(-1);
-
- protected boolean spacingEnabled = false;
- protected final Spacing spacingFromCSS = new Spacing(12, 12);
- protected final Spacing activeSpacing = new Spacing(0, 0);
-
- boolean dynamicWidth;
-
- boolean dynamicHeight;
-
- private final DivElement clearElement = Document.get().createDivElement();
-
- private String lastStyleName = "";
-
- boolean marginsNeedsRecalculation = false;
-
- protected String STYLENAME_SPACING = "";
- protected String STYLENAME_MARGIN_TOP = "";
- protected String STYLENAME_MARGIN_RIGHT = "";
- protected String STYLENAME_MARGIN_BOTTOM = "";
- protected String STYLENAME_MARGIN_LEFT = "";
-
- public static class Spacing {
-
- public int hSpacing = 0;
- public int vSpacing = 0;
-
- public Spacing(int hSpacing, int vSpacing) {
- this.hSpacing = hSpacing;
- this.vSpacing = vSpacing;
- }
-
- @Override
- public String toString() {
- return "Spacing [hSpacing=" + hSpacing + ",vSpacing=" + vSpacing
- + "]";
- }
-
- }
-
- public CellBasedLayout() {
- super();
-
- setElement(Document.get().createDivElement());
- getElement().getStyle().setProperty("overflow", "hidden");
- if (BrowserInfo.get().isIE()) {
- getElement().getStyle().setProperty("position", "relative");
- getElement().getStyle().setProperty("zoom", "1");
- }
-
- root = Document.get().createDivElement();
- root.getStyle().setProperty("overflow", "hidden");
- if (BrowserInfo.get().isIE()) {
- root.getStyle().setProperty("position", "relative");
- }
-
- getElement().appendChild(root);
-
- Style style = clearElement.getStyle();
- style.setProperty("width", "0px");
- style.setProperty("height", "0px");
- style.setProperty("clear", "both");
- style.setProperty("overflow", "hidden");
- root.appendChild(clearElement);
-
- }
-
- public boolean hasChildComponent(Widget component) {
- return widgetToComponentContainer.containsKey(component);
- }
-
- @Override
- public void setStyleName(String styleName) {
- super.setStyleName(styleName);
-
- if (isAttached() && marginsNeedsRecalculation
- || !lastStyleName.equals(styleName)) {
- measureMarginsAndSpacing();
- lastStyleName = styleName;
- marginsNeedsRecalculation = false;
- }
-
- }
-
- @Override
- public void setWidth(String width) {
- super.setWidth(width);
-
- /*
- * Ensure the the dynamic width stays up to date even if size is altered
- * only on client side.
- */
- if (width == null || width.equals("")) {
- dynamicWidth = true;
- } else {
- dynamicWidth = false;
- }
- }
-
- @Override
- public void setHeight(String height) {
- super.setHeight(height);
-
- /*
- * Ensure the the dynamic height stays up to date even if size is
- * altered only on client side.
- */
- if (height == null || height.equals("")) {
- dynamicHeight = true;
- } else {
- dynamicHeight = false;
- }
- }
-
- public void addOrMoveChild(ChildComponentContainer childComponent,
- int position) {
- if (childComponent.getParent() == this) {
- if (getWidgetIndex(childComponent) != position) {
- // Detach from old position child.
- childComponent.removeFromParent();
-
- // Logical attach.
- getChildren().insert(childComponent, position);
-
- root.insertBefore(childComponent.getElement(), root
- .getChildNodes().getItem(position));
-
- adopt(childComponent);
- }
- } else {
- widgetToComponentContainer.put(childComponent.getWidget(),
- childComponent);
-
- // Logical attach.
- getChildren().insert(childComponent, position);
-
- // avoid inserts (they are slower than appends)
- boolean insert = true;
- if (widgetToComponentContainer.size() == position) {
- insert = false;
- }
- if (insert) {
- root.insertBefore(childComponent.getElement(), root
- .getChildNodes().getItem(position));
- } else {
- root.insertBefore(childComponent.getElement(), clearElement);
- }
- // Adopt.
- adopt(childComponent);
-
- }
-
- }
-
- public Collection<ChildComponentContainer> getComponentContainers() {
- return widgetToComponentContainer.values();
- }
-
- public ChildComponentContainer getComponentContainer(Widget child) {
- return widgetToComponentContainer.get(child);
- }
-
- public boolean isDynamicWidth() {
- return dynamicWidth;
- }
-
- public boolean isDynamicHeight() {
- return dynamicHeight;
- }
-
- private static DivElement measurement;
- private static DivElement measurement2;
- private static DivElement measurement3;
- private static DivElement helper;
-
- static {
- helper = Document.get().createDivElement();
- helper.setInnerHTML("<div style=\"position:absolute;top:0;left:0;height:0;visibility:hidden;overflow:hidden;\">"
- + "<div style=\"width:0;height:0;visibility:hidden;overflow:hidden;\">"
- + "</div></div>"
- + "<div style=\"position:absolute;height:0;overflow:hidden;\"></div>");
- NodeList<Node> childNodes = helper.getChildNodes();
- measurement = (DivElement) childNodes.getItem(0);
- measurement2 = (DivElement) measurement.getFirstChildElement();
- measurement3 = (DivElement) childNodes.getItem(1);
- }
-
- protected boolean measureMarginsAndSpacing() {
- if (!isAttached()) {
- return false;
- }
-
- // Measure spacing (actually CSS padding)
- measurement3.setClassName(STYLENAME_SPACING
- + (spacingEnabled ? "-on" : "-off"));
-
- String sn = getStylePrimaryName() + "-margin";
-
- if (activeMarginsInfo.hasTop()) {
- sn += " " + STYLENAME_MARGIN_TOP;
- }
- if (activeMarginsInfo.hasBottom()) {
- sn += " " + STYLENAME_MARGIN_BOTTOM;
- }
- if (activeMarginsInfo.hasLeft()) {
- sn += " " + STYLENAME_MARGIN_LEFT;
- }
- if (activeMarginsInfo.hasRight()) {
- sn += " " + STYLENAME_MARGIN_RIGHT;
- }
-
- // Measure top and left margins (actually CSS padding)
- measurement.setClassName(sn);
-
- root.appendChild(helper);
-
- activeSpacing.vSpacing = measurement3.getOffsetHeight();
- activeSpacing.hSpacing = measurement3.getOffsetWidth();
-
- activeMargins.setMarginTop(measurement2.getOffsetTop());
- activeMargins.setMarginLeft(measurement2.getOffsetLeft());
- activeMargins.setMarginRight(measurement.getOffsetWidth()
- - activeMargins.getMarginLeft());
- activeMargins.setMarginBottom(measurement.getOffsetHeight()
- - activeMargins.getMarginTop());
-
- // ApplicationConnection.getConsole().log("Margins: " + activeMargins);
- // ApplicationConnection.getConsole().log("Spacing: " + activeSpacing);
- // Util.alert("Margins: " + activeMargins);
- root.removeChild(helper);
-
- // apply margin
- Style style = root.getStyle();
- style.setPropertyPx("marginLeft", activeMargins.getMarginLeft());
- style.setPropertyPx("marginRight", activeMargins.getMarginRight());
- style.setPropertyPx("marginTop", activeMargins.getMarginTop());
- style.setPropertyPx("marginBottom", activeMargins.getMarginBottom());
-
- return true;
- }
-
- protected ChildComponentContainer getFirstChildComponentContainer() {
- int size = getChildren().size();
- if (size < 1) {
- return null;
- }
-
- return (ChildComponentContainer) getChildren().get(0);
- }
-
- public void removeChildrenAfter(int pos) {
- // Remove all children after position "pos" but leave the clear element
- // in place
-
- int toRemove = getChildren().size() - pos;
- while (toRemove-- > 0) {
- /* flag to not if widget has been moved and rendered elsewhere */
- boolean relocated = false;
- ChildComponentContainer child = (ChildComponentContainer) getChildren()
- .get(pos);
- Widget widget = child.getWidget();
- if (widget == null) {
- // a rare case where child component has been relocated and
- // rendered elsewhere
- // clean widgetToComponentContainer map by iterating the correct
- // mapping
- Iterator<Widget> iterator = widgetToComponentContainer.keySet()
- .iterator();
- while (iterator.hasNext()) {
- Widget key = iterator.next();
- if (widgetToComponentContainer.get(key) == child) {
- widget = key;
- relocated = true;
- break;
- }
- }
- if (widget == null) {
- throw new NullPointerException();
- }
- }
- // ChildComponentContainer remove =
- widgetToComponentContainer.remove(widget);
- remove(child);
- if (!relocated) {
- VPaintableMap paintableMap = VPaintableMap.get(client);
- VPaintableWidget p = paintableMap.getPaintable(widget);
- paintableMap.unregisterPaintable(p);
- }
- }
-
- }
-
- public void replaceChildComponent(Widget oldComponent, Widget newComponent) {
- ChildComponentContainer componentContainer = widgetToComponentContainer
- .remove(oldComponent);
- if (componentContainer == null) {
- return;
- }
-
- componentContainer.setPaintable(VPaintableMap.get(client).getPaintable(
- newComponent));
- client.unregisterPaintable(VPaintableMap.get(client).getPaintable(
- oldComponent));
- widgetToComponentContainer.put(newComponent, componentContainer);
- }
-
-}
+++ /dev/null
-/*
-@VaadinApache2LicenseForJavaFiles@
- */
-package com.vaadin.terminal.gwt.client.ui.layout;
-
-import com.vaadin.terminal.gwt.client.ApplicationConnection;
-import com.vaadin.terminal.gwt.client.UIDL;
-import com.vaadin.terminal.gwt.client.ui.VAbstractPaintableWidgetContainer;
-import com.vaadin.terminal.gwt.client.ui.VMarginInfo;
-
-public abstract class CellBasedLayoutPaintable extends
- VAbstractPaintableWidgetContainer {
-
- @Override
- public void updateFromUIDL(UIDL uidl, ApplicationConnection client) {
- getWidgetForPaintable().client = client;
-
- // Only non-cached UIDL:s can introduce changes
- if (isCachedUpdate(uidl)) {
- return;
- }
-
- /**
- * Margin and spacind detection depends on classNames and must be set
- * before setting size. Here just update the details from UIDL and from
- * overridden setStyleName run actual margin detections.
- */
- updateMarginAndSpacingInfo(uidl);
-
- /*
- * This call should be made first. Ensure correct implementation, handle
- * size etc.
- */
- super.updateFromUIDL(uidl, client);
-
- handleDynamicDimensions(uidl);
- }
-
- private void handleDynamicDimensions(UIDL uidl) {
- String w = uidl.hasAttribute("width") ? uidl
- .getStringAttribute("width") : "";
-
- String h = uidl.hasAttribute("height") ? uidl
- .getStringAttribute("height") : "";
-
- if (w.equals("")) {
- getWidgetForPaintable().dynamicWidth = true;
- } else {
- getWidgetForPaintable().dynamicWidth = false;
- }
-
- if (h.equals("")) {
- getWidgetForPaintable().dynamicHeight = true;
- } else {
- getWidgetForPaintable().dynamicHeight = false;
- }
-
- }
-
- void updateMarginAndSpacingInfo(UIDL uidl) {
- if (!uidl.hasAttribute("invisible")) {
- int bitMask = uidl.getIntAttribute("margins");
- if (getWidgetForPaintable().activeMarginsInfo.getBitMask() != bitMask) {
- getWidgetForPaintable().activeMarginsInfo = new VMarginInfo(
- bitMask);
- getWidgetForPaintable().marginsNeedsRecalculation = true;
- }
- boolean spacing = uidl.getBooleanAttribute("spacing");
- if (spacing != getWidgetForPaintable().spacingEnabled) {
- getWidgetForPaintable().marginsNeedsRecalculation = true;
- getWidgetForPaintable().spacingEnabled = spacing;
- }
- }
- }
-
- @Override
- protected abstract CellBasedLayout createWidget();
-
- @Override
- public CellBasedLayout getWidgetForPaintable() {
- return (CellBasedLayout) super.getWidgetForPaintable();
- }
-}
projects / vaadin-framework.git / commitdiff