Example usage for org.eclipse.jface.action IContributionManagerOverrides getAccelerator

Introduction

In this page you can find the example usage for org.eclipse.jface.action IContributionManagerOverrides getAccelerator.

Prototype

public Integer getAccelerator(IContributionItem item);

Source Link

Document

This is not intended to be called outside of the workbench.

Usage

From source file:com.architexa.org.eclipse.gef.internal.ui.palette.ToolbarDropdownContributionItem.java

License:Open Source License

/**
 * Synchronizes the UI with the given property.
 *
 * @param propertyName the name of the property, or <code>null</code> meaning all 
 *                   applicable properties 
 *///from  ww  w. jav a  2  s  .  c o  m
public void update(String propertyName) {
    if (widget != null) {

        // determine what to do         
        boolean textChanged = propertyName == null || propertyName.equals(Action.TEXT);
        boolean imageChanged = propertyName == null || propertyName.equals(Action.IMAGE);
        boolean tooltipTextChanged = propertyName == null || propertyName.equals(Action.TOOL_TIP_TEXT);
        boolean enableStateChanged = propertyName == null || propertyName.equals(Action.ENABLED)
                || propertyName.equals(IContributionManagerOverrides.P_ENABLED);
        boolean checkChanged = (action.getStyle() == IAction.AS_CHECK_BOX)
                && (propertyName == null || propertyName.equals(Action.CHECKED));

        if (widget instanceof ToolItem) {
            ToolItem ti = (ToolItem) widget;
            if (imageChanged) {
                updateImages(true);
            }
            if (tooltipTextChanged)
                ti.setToolTipText(action.getToolTipText());

            if (enableStateChanged) {
                boolean shouldBeEnabled = action.isEnabled() && isEnabledAllowed();
                if (ti.getEnabled() != shouldBeEnabled)
                    ti.setEnabled(shouldBeEnabled);
            }

            if (checkChanged) {
                boolean bv = action.isChecked();
                if (ti.getSelection() != bv)
                    ti.setSelection(bv);
            }
            return;
        }

        if (widget instanceof MenuItem) {
            MenuItem mi = (MenuItem) widget;
            boolean isContextMenu = belongsToContextMenu(mi);

            // We only install an accelerator if the menu item doesn't
            // belong to a context menu (right mouse button menu).
            if (textChanged) {
                if (isContextMenu) {
                    String text = action.getText();
                    if (text != null) {
                        text = Action.removeAcceleratorText(text);
                        mi.setText(text);
                    }
                } else {
                    String text = null;
                    IContributionManagerOverrides overrides = null;
                    if (getParent() != null)
                        overrides = getParent().getOverrides();
                    if (overrides != null)
                        text = getParent().getOverrides().getText(this);
                    if (text == null)
                        text = action.getText();
                    if (text != null) {
                        String label = Action.removeAcceleratorText(text);
                        String accText = null;
                        Integer acc = null;
                        if (overrides != null) {
                            accText = overrides.getAcceleratorText(this);
                            acc = overrides.getAccelerator(this);
                        }
                        if ((accText == null) && (label.length() + 1 < text.length()))
                            accText = text.substring(label.length() + 1);
                        if (acc == null)
                            acc = new Integer(action.getAccelerator());
                        if (acc.intValue() >= 0)
                            mi.setAccelerator(acc.intValue());
                        if (accText == null)
                            mi.setText(label);
                        else
                            mi.setText(label + '\t' + accText);
                    }
                }
            }
            if (imageChanged) {
                updateImages(false);
            }
            if (enableStateChanged) {
                boolean shouldBeEnabled = action.isEnabled() && isEnabledAllowed();
                if (mi.getEnabled() != shouldBeEnabled)
                    mi.setEnabled(shouldBeEnabled);
            }

            if (checkChanged) {
                boolean bv = action.isChecked();
                if (mi.getSelection() != bv)
                    mi.setSelection(bv);
            }
            return;
        }

        if (widget instanceof Button) {
            Button button = (Button) widget;
            if (imageChanged) {
                if (updateImages(false)) {
                    // don't update text if it has an image
                    textChanged = false;
                }
            }
            if (textChanged) {
                String text = action.getText();
                if (text != null)
                    button.setText(text);
            }
            if (tooltipTextChanged)
                button.setToolTipText(action.getToolTipText());

            if (enableStateChanged) {
                boolean shouldBeEnabled = action.isEnabled() && isEnabledAllowed();
                if (button.getEnabled() != shouldBeEnabled)
                    button.setEnabled(shouldBeEnabled);
            }

            if (checkChanged) {
                boolean bv = action.isChecked();
                if (button.getSelection() != bv)
                    button.setSelection(bv);
            }
            return;
        }
    }
}

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From source file:org.eclipse.gef.internal.ui.palette.ToolbarDropdownContributionItem.java

License:Open Source License

/**
 * Synchronizes the UI with the given property.
 * /*from   www.j a v  a 2  s.c  o m*/
 * @param propertyName
 *            the name of the property, or <code>null</code> meaning all
 *            applicable properties
 */
public void update(String propertyName) {
    if (widget != null) {

        // determine what to do
        boolean textChanged = propertyName == null || propertyName.equals(Action.TEXT);
        boolean imageChanged = propertyName == null || propertyName.equals(Action.IMAGE);
        boolean tooltipTextChanged = propertyName == null || propertyName.equals(Action.TOOL_TIP_TEXT);
        boolean enableStateChanged = propertyName == null || propertyName.equals(Action.ENABLED)
                || propertyName.equals(IContributionManagerOverrides.P_ENABLED);
        boolean checkChanged = (action.getStyle() == IAction.AS_CHECK_BOX)
                && (propertyName == null || propertyName.equals(Action.CHECKED));

        if (widget instanceof ToolItem) {
            ToolItem ti = (ToolItem) widget;
            if (imageChanged) {
                updateImages(true);
            }
            if (tooltipTextChanged)
                ti.setToolTipText(action.getToolTipText());

            if (enableStateChanged) {
                boolean shouldBeEnabled = action.isEnabled() && isEnabledAllowed();
                if (ti.getEnabled() != shouldBeEnabled)
                    ti.setEnabled(shouldBeEnabled);
            }

            if (checkChanged) {
                boolean bv = action.isChecked();
                if (ti.getSelection() != bv)
                    ti.setSelection(bv);
            }
            return;
        }

        if (widget instanceof MenuItem) {
            MenuItem mi = (MenuItem) widget;
            boolean isContextMenu = belongsToContextMenu(mi);

            // We only install an accelerator if the menu item doesn't
            // belong to a context menu (right mouse button menu).
            if (textChanged) {
                if (isContextMenu) {
                    String text = action.getText();
                    if (text != null) {
                        text = Action.removeAcceleratorText(text);
                        mi.setText(text);
                    }
                } else {
                    String text = null;
                    IContributionManagerOverrides overrides = null;
                    if (getParent() != null)
                        overrides = getParent().getOverrides();
                    if (overrides != null)
                        text = getParent().getOverrides().getText(this);
                    if (text == null)
                        text = action.getText();
                    if (text != null) {
                        String label = Action.removeAcceleratorText(text);
                        String accText = null;
                        Integer acc = null;
                        if (overrides != null) {
                            accText = overrides.getAcceleratorText(this);
                            acc = overrides.getAccelerator(this);
                        }
                        if ((accText == null) && (label.length() + 1 < text.length()))
                            accText = text.substring(label.length() + 1);
                        if (acc == null)
                            acc = new Integer(action.getAccelerator());
                        if (acc.intValue() >= 0)
                            mi.setAccelerator(acc.intValue());
                        if (accText == null)
                            mi.setText(label);
                        else
                            mi.setText(label + '\t' + accText);
                    }
                }
            }
            if (imageChanged) {
                updateImages(false);
            }
            if (enableStateChanged) {
                boolean shouldBeEnabled = action.isEnabled() && isEnabledAllowed();
                if (mi.getEnabled() != shouldBeEnabled)
                    mi.setEnabled(shouldBeEnabled);
            }

            if (checkChanged) {
                boolean bv = action.isChecked();
                if (mi.getSelection() != bv)
                    mi.setSelection(bv);
            }
            return;
        }

        if (widget instanceof Button) {
            Button button = (Button) widget;
            if (imageChanged) {
                if (updateImages(false)) {
                    // don't update text if it has an image
                    textChanged = false;
                }
            }
            if (textChanged) {
                String text = action.getText();
                if (text != null)
                    button.setText(text);
            }
            if (tooltipTextChanged)
                button.setToolTipText(action.getToolTipText());

            if (enableStateChanged) {
                boolean shouldBeEnabled = action.isEnabled() && isEnabledAllowed();
                if (button.getEnabled() != shouldBeEnabled)
                    button.setEnabled(shouldBeEnabled);
            }

            if (checkChanged) {
                boolean bv = action.isChecked();
                if (button.getSelection() != bv)
                    button.setSelection(bv);
            }
            return;
        }
    }
}

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