Examples with KeyDownHandler com.google.gwt.event.dom.client.KeyDownHandler used on opensource projects

Example 6 with KeyDownHandler

use of com.google.gwt.event.dom.client.KeyDownHandler in project che by eclipse.

the class View method handleEvents.

private void handleEvents() {
    KeyDownHandler handler = new KeyDownHandler() {

        @Override
        public void onKeyDown(KeyDownEvent event) {
            if (KeyboardEvent.KeyCode.ESC == event.getNativeEvent().getKeyCode()) {
                event.stopPropagation();
                event.preventDefault();
                if (delegate != null) {
                    delegate.onEscapeKey();
                }
            } else if (KeyboardEvent.KeyCode.ENTER == event.getNativeEvent().getKeyCode()) {
                event.stopPropagation();
                event.preventDefault();
                if (delegate != null) {
                    delegate.onEnterKey();
                }
            }
        }
    };
    focusPanel.addDomHandler(handler, KeyDownEvent.getType());
    closeButton.addDomHandler(new ClickHandler() {

        @Override
        public void onClick(ClickEvent event) {
            if (delegate != null) {
                delegate.onClose();
            }
            event.stopPropagation();
        }
    }, ClickEvent.getType());
    /* Don't start moving the window when clicking close button */
    closeButton.addDomHandler(new MouseDownHandler() {

        @Override
        public void onMouseDown(MouseDownEvent event) {
            event.preventDefault();
            event.stopPropagation();
        }
    }, MouseDownEvent.getType());
    MouseHandler mouseHandler = new MouseHandler();
    header.addDomHandler(mouseHandler, MouseDownEvent.getType());
    header.addDomHandler(mouseHandler, MouseUpEvent.getType());
    header.addDomHandler(mouseHandler, MouseMoveEvent.getType());
}

Example 7 with KeyDownHandler

use of com.google.gwt.event.dom.client.KeyDownHandler in project rstudio by rstudio.

the class DomUtils method addKeyHandlers.

public static void addKeyHandlers(HasAllKeyHandlers widget, final NativeEventHandler handler) {
    widget.addKeyDownHandler(new KeyDownHandler() {

        @Override
        public void onKeyDown(final KeyDownEvent event) {
            handler.onNativeEvent(event.getNativeEvent());
        }
    });
    widget.addKeyPressHandler(new KeyPressHandler() {

        @Override
        public void onKeyPress(final KeyPressEvent event) {
            handler.onNativeEvent(event.getNativeEvent());
        }
    });
    widget.addKeyUpHandler(new KeyUpHandler() {

        @Override
        public void onKeyUp(final KeyUpEvent event) {
            handler.onNativeEvent(event.getNativeEvent());
        }
    });
}

Example 8 with KeyDownHandler

use of com.google.gwt.event.dom.client.KeyDownHandler in project rstudio by rstudio.

the class RmdOutputPanel method initToolbar.

@Override
protected void initToolbar(Toolbar toolbar, Commands commands) {
    slideNavigationMenu_ = new SlideNavigationToolbarMenu(toolbar, 400, 100, true);
    fileLabel_ = new ToolbarLabel();
    fileLabel_.addStyleName(ThemeStyles.INSTANCE.subtitle());
    fileLabel_.getElement().getStyle().setMarginRight(7, Unit.PX);
    toolbar.addLeftWidget(fileLabel_);
    fileLabelSeparator_ = toolbar.addLeftSeparator();
    ToolbarButton popoutButton = commands.viewerPopout().createToolbarButton();
    popoutButton.setText("Open in Browser");
    toolbar.addLeftWidget(popoutButton);
    findTextBox_ = new FindTextBox("Find");
    findTextBox_.setIconVisible(true);
    findTextBox_.setOverrideWidth(120);
    findTextBox_.getElement().getStyle().setMarginRight(6, Unit.PX);
    findSeparator_ = toolbar.addLeftSeparator();
    toolbar.addLeftWidget(findTextBox_);
    findTextBox_.addKeyDownHandler(new KeyDownHandler() {

        @Override
        public void onKeyDown(KeyDownEvent event) {
            // enter key triggers a find
            if (event.getNativeKeyCode() == KeyCodes.KEY_ENTER) {
                event.preventDefault();
                event.stopPropagation();
                findInTopic(findTextBox_.getValue().trim(), findTextBox_);
                findTextBox_.focus();
            } else if (event.getNativeKeyCode() == KeyCodes.KEY_ESCAPE) {
                findTextBox_.setValue("");
            }
        }

        private void findInTopic(String term, CanFocus findInputSource) {
            // get content window
            WindowEx contentWindow = getFrame().getWindow();
            if (contentWindow == null)
                return;
            if (!contentWindow.find(term, false, false, true, false)) {
                RStudioGinjector.INSTANCE.getGlobalDisplay().showMessage(MessageDialog.INFO, "Find in Page", "No occurences found", findInputSource);
            }
        }
    });
    toolbar.addLeftSeparator();
    publishButton_ = new RSConnectPublishButton(RSConnect.CONTENT_TYPE_DOCUMENT, true, null);
    toolbar.addRightWidget(publishButton_);
    toolbar.addRightSeparator();
    toolbar.addRightWidget(commands.viewerRefresh().createToolbarButton());
}

Example 9 with KeyDownHandler

use of com.google.gwt.event.dom.client.KeyDownHandler in project rstudio by rstudio.

the class HTMLPreviewPanel method createToolbar.

private Toolbar createToolbar(Commands commands) {
    Toolbar toolbar = new Toolbar();
    toolbar.addLeftWidget(new ToolbarLabel("Preview: "));
    fileLabel_ = new ToolbarLabel();
    fileLabel_.addStyleName(ThemeStyles.INSTANCE.subtitle());
    fileLabel_.getElement().getStyle().setMarginRight(7, Unit.PX);
    toolbar.addLeftWidget(fileLabel_);
    toolbar.addLeftSeparator();
    toolbar.addLeftWidget(commands.openHtmlExternal().createToolbarButton());
    showLogButtonSeparator_ = toolbar.addLeftSeparator();
    showLogButton_ = commands.showHtmlPreviewLog().createToolbarButton();
    toolbar.addLeftWidget(showLogButton_);
    saveHtmlPreviewAsSeparator_ = toolbar.addLeftSeparator();
    if (Desktop.isDesktop()) {
        saveHtmlPreviewAs_ = commands.saveHtmlPreviewAs().createToolbarButton();
        toolbar.addLeftWidget(saveHtmlPreviewAs_);
    } else {
        ToolbarPopupMenu menu = new ToolbarPopupMenu();
        menu.addItem(commands.saveHtmlPreviewAs().createMenuItem(false));
        menu.addItem(commands.saveHtmlPreviewAsLocalFile().createMenuItem(false));
        saveHtmlPreviewAs_ = toolbar.addLeftWidget(new ToolbarButton("Save As", commands.saveSourceDoc().getImageResource(), menu));
    }
    publishButtonSeparator_ = toolbar.addLeftSeparator();
    toolbar.addLeftWidget(publishButton_ = new RSConnectPublishButton(RSConnect.CONTENT_TYPE_DOCUMENT, true, null));
    findTextBox_ = new FindTextBox("Find");
    findTextBox_.setIconVisible(true);
    findTextBox_.setOverrideWidth(120);
    findTextBox_.getElement().getStyle().setMarginRight(6, Unit.PX);
    toolbar.addRightWidget(findTextBox_);
    findTextBox_.addKeyDownHandler(new KeyDownHandler() {

        @Override
        public void onKeyDown(KeyDownEvent event) {
            // enter key triggers a find
            if (event.getNativeKeyCode() == KeyCodes.KEY_ENTER) {
                event.preventDefault();
                event.stopPropagation();
                findInTopic(findTextBox_.getValue().trim(), findTextBox_);
                findTextBox_.focus();
            } else if (event.getNativeKeyCode() == KeyCodes.KEY_ESCAPE) {
                findTextBox_.setValue("");
            }
        }

        private void findInTopic(String term, CanFocus findInputSource) {
            // get content window
            WindowEx contentWindow = previewFrame_.getWindow();
            if (contentWindow == null)
                return;
            if (!contentWindow.find(term, false, false, true, false)) {
                RStudioGinjector.INSTANCE.getGlobalDisplay().showMessage(MessageDialog.INFO, "Find in Page", "No occurences found", findInputSource);
            }
        }
    });
    refreshButtonSeparator_ = toolbar.addRightSeparator();
    refreshButton_ = toolbar.addRightWidget(commands.refreshHtmlPreview().createToolbarButton());
    return toolbar;
}

Example 10 with KeyDownHandler

use of com.google.gwt.event.dom.client.KeyDownHandler in project rstudio by rstudio.

the class HelpPane method createSecondaryToolbar.

@Override
protected SecondaryToolbar createSecondaryToolbar() {
    SecondaryToolbar toolbar = new SecondaryToolbar();
    toolbar.addLeftPopupMenu(title_ = new Label(), history_.getMenu());
    if (isFindSupported()) {
        final SmallButton btnNext = new SmallButton(">", true);
        btnNext.setTitle("Find next (Enter)");
        btnNext.setVisible(false);
        btnNext.addClickHandler(new ClickHandler() {

            @Override
            public void onClick(ClickEvent event) {
                findNext();
            }
        });
        final SmallButton btnPrev = new SmallButton("<", true);
        btnPrev.setTitle("Find previous");
        btnPrev.setVisible(false);
        btnPrev.addClickHandler(new ClickHandler() {

            @Override
            public void onClick(ClickEvent event) {
                findPrev();
            }
        });
        findTextBox_ = new FindTextBox("Find in Topic");
        findTextBox_.setOverrideWidth(90);
        toolbar.addLeftWidget(findTextBox_);
        findTextBox_.addKeyUpHandler(new KeyUpHandler() {

            @Override
            public void onKeyUp(KeyUpEvent event) {
                // ignore modifier key release
                if (event.getNativeKeyCode() == KeyCodes.KEY_CTRL || event.getNativeKeyCode() == KeyCodes.KEY_ALT || event.getNativeKeyCode() == KeyCodes.KEY_SHIFT) {
                    return;
                }
                WindowEx contentWindow = getContentWindow();
                if (contentWindow != null) {
                    // into the main content window
                    if (event.getNativeKeyCode() == KeyCodes.KEY_ESCAPE || event.getNativeKeyCode() == KeyCodes.KEY_TAB) {
                        event.preventDefault();
                        event.stopPropagation();
                        if (event.getNativeKeyCode() == KeyCodes.KEY_ESCAPE)
                            clearTerm();
                        contentWindow.focus();
                    } else {
                        // minimizing or maximizing the help pane
                        if (event.getNativeKeyCode() == KeyCodes.KEY_ENTER) {
                            event.preventDefault();
                            event.stopPropagation();
                        }
                        // check for term
                        String term = findTextBox_.getValue().trim();
                        int modifier = KeyboardShortcut.getModifierValue(event.getNativeEvent());
                        boolean isShift = modifier == KeyboardShortcut.SHIFT;
                        // if there is a term then search for it
                        if (term.length() > 0) {
                            // make buttons visible
                            setButtonVisibility(true);
                            // perform the find (check for incremental)
                            if (isIncrementalFindSupported()) {
                                boolean incremental = !event.isAnyModifierKeyDown() && (event.getNativeKeyCode() != KeyCodes.KEY_ENTER);
                                performFind(term, !isShift, incremental);
                            } else {
                                if (event.getNativeKeyCode() == KeyCodes.KEY_ENTER)
                                    performFind(term, !isShift, false);
                            }
                        } else // no term means clear term and remove selection
                        {
                            if (isIncrementalFindSupported()) {
                                clearTerm();
                                contentWindow.removeSelection();
                            }
                        }
                    }
                }
            }

            private void clearTerm() {
                findTextBox_.setValue("");
                setButtonVisibility(false);
            }

            private void setButtonVisibility(final boolean visible) {
                Scheduler.get().scheduleDeferred(new ScheduledCommand() {

                    @Override
                    public void execute() {
                        btnNext.setVisible(visible);
                        btnPrev.setVisible(visible);
                    }
                });
            }
        });
        findTextBox_.addKeyDownHandler(new KeyDownHandler() {

            @Override
            public void onKeyDown(KeyDownEvent event) {
                // from handling them
                if (event.getNativeKeyCode() == KeyCodes.KEY_ESCAPE || event.getNativeKeyCode() == KeyCodes.KEY_TAB || event.getNativeKeyCode() == KeyCodes.KEY_ENTER) {
                    event.preventDefault();
                    event.stopPropagation();
                }
            }
        });
        if (isIncrementalFindSupported()) {
            btnPrev.getElement().getStyle().setMarginRight(3, Unit.PX);
            toolbar.addLeftWidget(btnPrev);
            toolbar.addLeftWidget(btnNext);
        }
    }
    return toolbar;
}