Example usage for com.google.gwt.user.client Window alert

List of usage examples for com.google.gwt.user.client Window alert

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Introduction

In this page you can find the example usage for com.google.gwt.user.client Window alert.

Prototype

public static void alert(String msg)

Source Link

Usage

From source file:com.google.code.gwt.database.sample.hellodatabase.client.HelloDatabase.java

License:Apache License

private void getCount() {
    dbService.getClickCount(new ScalarCallback<Integer>() {
        public void onFailure(DataServiceException error) {
            Window.alert("Failed to get count! " + error);
        }/*w  ww  .  ja v a  2s .co  m*/

        public void onSuccess(Integer result) {
            vPanel.add(new Label("There are " + result + " recorded clicks."));
        }
    });
}

From source file:com.google.code.gwt.storage.sample.hellostorage.client.HelloStorage.java

License:Apache License

/**
 * This is the entry point method.//  w  w w  .  j  ava2  s.  c  o m
 */
public void onModuleLoad() {
    VerticalPanel main = new VerticalPanel();
    RootPanel.get().add(main);
    RootPanel.get().setWidgetPosition(main, 10, 10);

    eventArea = new TextArea();
    eventArea.setStyleName("widePanel");
    eventArea.setHeight("60px");
    eventArea.setText("[StorageEvent info]");
    main.add(eventArea);

    HorizontalPanel eventPanel = new HorizontalPanel();
    eventPanel.setStyleName("widePanel");
    main.add(eventPanel);

    handlersLabel = new Label("#Handlers: 0");

    eventPanel.add(new Button("Add a Handler", new ClickHandler() {
        public void onClick(ClickEvent event) {
            StorageEventHandler handler = new MyHandler(handlers.size() + 1);
            handlers.add(handler);
            Storage.addStorageEventHandler(handler);
            handlersLabel.setText("#Handlers: " + handlers.size());
        }
    }));
    eventPanel.add(new Button("Delete a Handler", new ClickHandler() {
        public void onClick(ClickEvent event) {
            if (handlers.size() > 0) {
                StorageEventHandler handler = handlers.remove(handlers.size() - 1);
                Storage.removeStorageEventHandler(handler);
                handlersLabel.setText("#Handlers: " + handlers.size());
            }
        }
    }));
    eventPanel.add(handlersLabel);
    eventPanel.setCellHorizontalAlignment(handlersLabel, HasHorizontalAlignment.ALIGN_RIGHT);

    if (!Storage.isLocalStorageSupported() && !Storage.isSessionStorageSupported()) {
        Window.alert("Web Storage NOT supported in this browser!");
        return;
    }

    Storage local = Storage.getLocalStorage();
    Storage session = Storage.getSessionStorage();

    TabPanel tabs = new TabPanel();
    main.add(tabs);
    tabs.add(createStorageTab(local, Storage.isLocalStorageSupported()), "localStorage");
    tabs.add(createStorageTab(session, Storage.isSessionStorageSupported()), "sessionStorage");
    tabs.selectTab(0);
}

From source file:com.google.gerrit.client.admin.ProjectAccessScreen.java

License:Apache License

@UiHandler("commit")
void onCommit(ClickEvent event) {
    final ProjectAccess access = driver.flush();

    if (driver.hasErrors()) {
        Window.alert(Util.C.errorsMustBeFixed());
        return;/*from  w w w. j  a  v a 2  s. c o m*/
    }

    String message = commitMessage.getText().trim();
    if ("".equals(message)) {
        message = null;
    }

    enable(false);
    Util.PROJECT_SVC.changeProjectAccess( //
            getProjectKey(), //
            access.getRevision(), //
            message, //
            access.getLocal(), //
            new GerritCallback<ProjectAccess>() {
                @Override
                public void onSuccess(ProjectAccess newAccess) {
                    enable(true);
                    commitMessage.setText("");
                    error.clear();
                    final Set<String> diffs = getDiffs(access, newAccess);
                    if (diffs.isEmpty()) {
                        displayReadOnly(newAccess);
                    } else {
                        error.add(new Label(Gerrit.C.projectAccessError()));
                        for (final String diff : diffs) {
                            error.add(new Label(diff));
                        }
                        if (access.canUpload()) {
                            error.add(new Label(Gerrit.C.projectAccessProposeForReviewHint()));
                        }
                    }
                }

                private Set<String> getDiffs(ProjectAccess wantedAccess, ProjectAccess newAccess) {
                    final List<AccessSection> wantedSections = mergeSections(
                            removeEmptyPermissionsAndSections(wantedAccess.getLocal()));
                    final HashSet<AccessSection> same = new HashSet<AccessSection>(wantedSections);
                    final HashSet<AccessSection> different = new HashSet<AccessSection>(
                            wantedSections.size() + newAccess.getLocal().size());
                    different.addAll(wantedSections);
                    different.addAll(newAccess.getLocal());
                    same.retainAll(newAccess.getLocal());
                    different.removeAll(same);

                    final Set<String> differentNames = new HashSet<String>();
                    for (final AccessSection s : different) {
                        differentNames.add(s.getName());
                    }
                    return differentNames;
                }

                @Override
                public void onFailure(Throwable caught) {
                    error.clear();
                    enable(true);
                    super.onFailure(caught);
                }
            });
}

From source file:com.google.gerrit.client.admin.ProjectAccessScreen.java

License:Apache License

@UiHandler("review")
void onReview(ClickEvent event) {
    final ProjectAccess access = driver.flush();

    if (driver.hasErrors()) {
        Window.alert(Util.C.errorsMustBeFixed());
        return;//w w  w.j a  v a  2s .c  o  m
    }

    String message = commitMessage.getText().trim();
    if ("".equals(message)) {
        message = null;
    }

    enable(false);
    Util.PROJECT_SVC.reviewProjectAccess( //
            getProjectKey(), //
            access.getRevision(), //
            message, //
            access.getLocal(), //
            new GerritCallback<Change.Id>() {
                @Override
                public void onSuccess(Change.Id changeId) {
                    enable(true);
                    commitMessage.setText("");
                    error.clear();
                    if (changeId != null) {
                        Gerrit.display(PageLinks.toChange(changeId));
                    } else {
                        displayReadOnly(access);
                    }
                }

                @Override
                public void onFailure(Throwable caught) {
                    error.clear();
                    enable(true);
                    super.onFailure(caught);
                }
            });
}

From source file:com.google.gerrit.client.api.DefaultActions.java

License:Apache License

private static AsyncCallback<JavaScriptObject> callback(final String target) {
    return new GerritCallback<JavaScriptObject>() {
        @Override//from ww w.j a  v a  2  s.  c om
        public void onSuccess(JavaScriptObject in) {
            UiResult result = asUiResult(in);
            if (result.alert() != null) {
                Window.alert(result.alert());
            }

            if (result.redirectUrl() != null && result.openWindow()) {
                Window.open(result.redirectUrl(), "_blank", null);
            } else if (result.redirectUrl() != null) {
                Location.assign(result.redirectUrl());
            } else {
                Gerrit.display(target);
            }
        }

        private UiResult asUiResult(JavaScriptObject in) {
            if (NativeString.is(in)) {
                String str = ((NativeString) in).asString();
                return str.isEmpty() ? UiResult.none() : UiResult.alert(str);
            }
            return in.cast();
        }
    };
}

From source file:com.google.gerrit.client.changes.PatchSetComplexDisclosurePanel.java

License:Apache License

private void populateCommands(final PatchSetDetail detail) {
    for (final UiCommandDetail cmd : detail.getCommands()) {
        final Button b = new Button(cmd.label);
        b.setEnabled(cmd.enabled);//from  w  w  w. ja  v a 2s .co  m
        b.setTitle(cmd.title);
        b.addClickHandler(new ClickHandler() {
            @Override
            public void onClick(final ClickEvent event) {
                if (cmd.confirmationMessage != null && !cmd.confirmationMessage.isEmpty()) {
                    ConfirmationDialog confirmationDialog = new ConfirmationDialog(cmd.title,
                            new SafeHtmlBuilder().append(cmd.confirmationMessage), new ConfirmationCallback() {
                                @Override
                                public void onOk() {
                                    postProcessCommand(cmd, b);
                                }
                            });
                    confirmationDialog.center();
                } else {
                    postProcessCommand(cmd, b);
                }
            }

            private void postProcessCommand(final UiCommandDetail cmd, final Button b) {
                b.setEnabled(false);
                AsyncCallback<NativeString> cb = new AsyncCallback<NativeString>() {
                    @Override
                    public void onFailure(Throwable caught) {
                        b.setEnabled(true);
                        new ErrorDialog(caught).center();
                    }

                    @Override
                    public void onSuccess(NativeString msg) {
                        b.setEnabled(true);
                        if (msg != null && !msg.asString().isEmpty()) {
                            Window.alert(msg.asString());
                        }
                    }
                };
                RestApi api = ChangeApi.revision(patchSet.getId()).view(cmd.id);
                if ("PUT".equalsIgnoreCase(cmd.method)) {
                    api.put(JavaScriptObject.createObject(), cb);
                } else if ("DELETE".equalsIgnoreCase(cmd.method)) {
                    api.delete(cb);
                } else {
                    api.post(JavaScriptObject.createObject(), cb);
                }
            }
        });
        actionsPanel.add(b);
    }
}

From source file:com.google.gwt.demos.currencywidget.client.CurrencyWidgetDemo.java

License:Apache License

public void onModuleLoad() {
    RootPanel rootPanel = RootPanel.get();

    final Label currencyInputWidgetLabel = new Label("Currency Input Widget:");
    rootPanel.add(currencyInputWidgetLabel, 50, 32);

    final CurrencyWidget currencyWidget = new CurrencyWidget("EUR");
    rootPanel.add(currencyWidget, 50, 56);

    final Button clickMeButton = new Button();
    rootPanel.add(clickMeButton, 250, 56);
    clickMeButton.setText("See what you got!");
    clickMeButton.addClickListener(new ClickListener() {
        public void onClick(Widget sender) {
            Window.alert("You entered: " + Double.toString(currencyWidget.getAmount()));
        }/*from w  ww. j  a  v  a2 s.c om*/
    });

    final Label currencyWidgetWithPreviewLabel = new Label("Currency Widget With Preview");
    rootPanel.add(currencyWidgetWithPreviewLabel, 50, 108);

    final CurrencyWidgetWithPreview currencyWidgetWithPreview = new CurrencyWidgetWithPreview("EUR");
    rootPanel.add(currencyWidgetWithPreview, 50, 132);
    currencyWidgetWithPreview.setSize("156px", "18px");

    final Button seeWhatYouButton = new Button();
    rootPanel.add(seeWhatYouButton, 250, 132);
    seeWhatYouButton.setSize("157px", "24px");
    seeWhatYouButton.setText("See what you got!");
    seeWhatYouButton.addClickListener(new ClickListener() {
        public void onClick(Widget sender) {
            Window.alert("You entered: " + Double.toString(currencyWidgetWithPreview.getAmount()));
        }
    });

    final Label jpCurrencyWidgetLabel = new Label("Japanese Currency");
    rootPanel.add(jpCurrencyWidgetLabel, 50, 184);

    final CurrencyWidgetWithPreview jpCurrencyWidgetWithPreview = new CurrencyWidgetWithPreview("JPY");
    rootPanel.add(jpCurrencyWidgetWithPreview, 50, 208);
    jpCurrencyWidgetWithPreview.setSize("156px", "18px");

    final Label aNaiveTextLabel = new Label("A Naive Text Widget:");
    rootPanel.add(aNaiveTextLabel, 50, 250);
    final TextBox textBox = new TextBox();
    rootPanel.add(textBox, 50, 280);
}

From source file:com.google.gwt.demos.fasttree.client.FastTreeDemo.java

License:Apache License

protected Widget profileTree() {
    final FlexTable table = new FlexTable();
    final TextBox branches = new TextBox();
    int row = 0;// w w w .  j av  a2 s.  c  o m
    table.setText(row, 0, "children per node");
    table.setText(row, 1, "total number of rows");
    table.setText(row, 2, "what type of node");
    ++row;
    table.setWidget(row, 0, branches);
    branches.setText("5");
    final TextBox nodes = new TextBox();

    table.setWidget(row, 1, nodes);
    nodes.setText("2000");
    table.setTitle("Number of nodes");

    final ListBox type = new ListBox();
    type.addItem("Text");
    type.addItem("HTML");
    type.addItem("CheckBox");
    type.setSelectedIndex(1);
    table.setWidget(row, 2, type);
    ++row;
    final int widgetRow = row + 1;
    table.setWidget(row, 0, new Button("Normal tree", new ClickListener() {
        public void onClick(Widget sender) {
            long time = System.currentTimeMillis();
            Tree t = new Tree();
            profileCreateTree(t, Integer.parseInt(branches.getText()), Integer.parseInt(nodes.getText()),
                    TreeType.getType(type.getSelectedIndex()));
            table.setWidget(widgetRow, 0, t);
            Window.alert("Elapsed time: " + (System.currentTimeMillis() - time));
        }
    }));

    table.setWidget(row, 1, new Button("Fast tree", new ClickListener() {
        public void onClick(Widget sender) {
            long time = System.currentTimeMillis();
            FastTree t = new FastTree();
            profileCreateTree(t, Integer.parseInt(branches.getText()), Integer.parseInt(nodes.getText()),
                    TreeType.getType(type.getSelectedIndex()));
            table.setWidget(widgetRow, 1, t);
            Window.alert("Elapsed time: " + (System.currentTimeMillis() - time));
        }
    }));
    ++row;
    table.setText(row, 0, "tree results");
    table.getCellFormatter().setVerticalAlignment(row, 0, HasAlignment.ALIGN_TOP);

    table.setText(row, 1, "fasttree results");
    table.getCellFormatter().setVerticalAlignment(row, 1, HasAlignment.ALIGN_TOP);
    return table;
}

From source file:com.google.gwt.demos.fasttree.client.FastTreeDemo.java

License:Apache License

private void verboseTreeItem(HasFastTreeItems parent, int children) {
    for (int i = 0; i < children; i++) {
        final int index = i;

        FastTreeItem item = new ListeningFastTreeItem("child " + i) {

            public void beforeClose() {
                Window.alert("Close item" + index);
            }/*  w ww . j a  v a 2s  . c  om*/

            public void beforeOpen() {
                Window.alert("Open item " + index);
            }

            protected boolean beforeSelectionLost() {
                return DOMHelper.confirm("Are you sure you want to leave me?");
            }

            protected void ensureChildren() {
                Window.alert("You are about to open my children for the first time");
            }

            protected void onSelected() {
                Window.alert("You selected item " + index);
            }
        };
        parent.addItem(item);
        verboseTreeItem(item, children - (i + 1));
    }
}

From source file:com.google.gwt.demos.gwtcanvas.client.LogoDemo.java

License:Apache License

public void drawDemo() {
    // The following is the same as doing
    // canvas.resize(width,height);
    canvas.setCoordSize(width, height);/*ww w. j a  v  a 2  s.c om*/
    canvas.setPixelHeight(height);
    canvas.setPixelWidth(width);

    String[] imageUrls = new String[] { "logo-185x175.png" };

    timer = new Timer() {

        @Override
        public void run() {
            renderingLoop();
        }

    };

    if (img == null) {
        // The first time this demo gets run we need to load our images.
        // Maintain a reference to the image we load so we can use it
        // the next time the demo is selected
        ImageLoader.loadImages(imageUrls, new ImageLoader.CallBack() {
            public void onImagesLoaded(ImageElement[] imageHandles) {
                // Drawing code involving images goes here
                img = imageHandles[0];
                timer.schedule(10);
            }
        });

    } else {
        // Go ahead and animate
        if (isImageLoaded(img)) {
            timer.schedule(10);
        } else {
            Window.alert("Refresh the page to reload the image.");
        }
    }
}