Attachment #94081 for bug #180610

This Bugzilla instance is a read-only archive of historic NetBeans bug reports. To report a bug in NetBeans please follow the project's instructions for reporting issues.

View | Details | Raw Unified | Return to bug 180610
Collapse All | Expand All

Lines 47-52 Link Here

(-)nbproject/project.xml (+9 lines)
47	<code-name-base>org.netbeans.modules.image</code-name-base>	47	<code-name-base>org.netbeans.modules.image</code-name-base>
48	<module-dependencies>	48	<module-dependencies>
49	<dependency>	49	<dependency>
		50	<code-name-base>org.netbeans.spi.navigator</code-name-base>
		51	<build-prerequisite/>
		52	<compile-dependency/>
		53	<run-dependency>
		54	<release-version>1</release-version>
		55	<specification-version>1.12</specification-version>
		56	</run-dependency>
		57	</dependency>
		58	<dependency>
50	<code-name-base>org.openide.actions</code-name-base>	59	<code-name-base>org.openide.actions</code-name-base>
51	<build-prerequisite/>	60	<build-prerequisite/>
52	<compile-dependency/>	61	<compile-dependency/>




        </folder>
    </folder>

    <folder name="Navigator">
        <folder name="Panels">
            <folder name="image">
                <folder name="png">
                    <file name="org-netbeans-modules-image-preview-ImageNavigatorProvider.instance"/>
                </folder>
                <folder name="jpeg">
                    <file name="org-netbeans-modules-image-preview-ImageNavigatorProvider.instance"/>
                </folder>
                <folder name="bmp">
                    <file name="org-netbeans-modules-image-preview-ImageNavigatorProvider.instance"/>
                </folder>
                <folder name="gif">
                    <file name="org-netbeans-modules-image-preview-ImageNavigatorProvider.instance"/>
                </folder>
            </folder>
        </folder>
    </folder>

</filesystem>

Line 0 Link Here

(-)src/org/netbeans/modules/image/preview/Bundle.properties (+3 lines)
	1	OpenIDE-Module-Name=image.preview
	2	DISPLAY_HINT=Image preview
	3	DISPLAY_NAME=Image preview




/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package org.netbeans.modules.image.preview;

import java.awt.image.BufferedImage;
import java.io.IOException;
import java.io.InputStream;
import java.util.Collection;
import javax.imageio.ImageIO;
import javax.swing.JComponent;
import javax.swing.SwingUtilities;
import org.netbeans.spi.navigator.NavigatorPanel;
import org.openide.loaders.DataObject;
import org.openide.util.Exceptions;
import org.openide.util.Lookup;
import org.openide.util.LookupEvent;
import org.openide.util.LookupListener;

/**
 *
 * @author joshis
 */
public class ImageNavigatorProvider implements NavigatorPanel {

    private ImagePanel panelUI;
    private static final Lookup.Template MY_DATA = new Lookup.Template(Object.class);
    private Lookup.Result curContext;
    private LookupListener contextL;

    /** public no arg constructor needed for system to instantiate provider well */
    public ImageNavigatorProvider() {
    }

    public String getDisplayHint() {
        return org.openide.util.NbBundle.getMessage(ImageNavigatorProvider.class, "DISPLAY_HINT");
    }

    public String getDisplayName() {
        return org.openide.util.NbBundle.getMessage(ImageNavigatorProvider.class, "DISPLAY_NAME");
    }

    public JComponent getComponent() {
        if (panelUI == null) {
            panelUI = new ImagePanel();
        }
        return panelUI;
    }

    public void panelActivated(Lookup context) {
        curContext = context.lookup(MY_DATA);
        curContext.addLookupListener(getContextListener());
        Collection data = curContext.allInstances();
        setNewContent(data);
    }

    public void panelDeactivated() {
        curContext.removeLookupListener(getContextListener());
        curContext = null;
    }

    public Lookup getLookup() {
        return null;
    }

    /************* non - public part ************/
    private void setNewContent(Collection newData) {
        InputStream is = null;
        DataObject fo = null;
        try {
            while (newData.iterator().hasNext()) {
                Object o = newData.iterator().next();
                if (o instanceof DataObject) {
                    fo = (DataObject) o;
                    break;
                }
            }
            if (fo == null) return;
            is = fo.getPrimaryFile().getInputStream();
            final BufferedImage bim = ImageIO.read(is);
            SwingUtilities.invokeLater(new Runnable() {

                public void run() {
                    panelUI.setImage(bim);
                    panelUI.revalidate();
                    panelUI.repaint();
                }
            });
        } catch (IOException ex) {
            Exceptions.printStackTrace(ex);
        } finally {
            try {
                is.close();
            } catch (IOException ex) {
                Exceptions.printStackTrace(ex);
            }
        }
    }

    /** Accessor for listener to context */
    private LookupListener getContextListener() {
        if (contextL == null) {
            contextL = new ContextListener();
        }
        return contextL;
    }

    /** Listens to changes of context and triggers proper action */
    private class ContextListener implements LookupListener {

        public void resultChanged(LookupEvent ev) {
            Collection data = ((Lookup.Result) ev.getSource()).allInstances();
            setNewContent(data);
        }
    } // end of ContextListener
}




/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package org.netbeans.modules.image.preview;

import java.awt.Color;
import java.awt.Graphics;
import java.awt.image.BufferedImage;
import javax.swing.JPanel;

/**
 *
 * @author joshis
 */
public class ImagePanel extends JPanel {

    BufferedImage image;

    public void setImage(BufferedImage img) {
        image = img;
        this.setBackground(Color.white);
    }

    protected void paintComponent(Graphics g) {
        super.paintComponent(g);
        g.setColor(Color.BLACK);
        if (image != null) {
            int w = image.getWidth();
            int h = image.getHeight();
            if (image.getWidth() > this.getWidth() * 0.9 || image.getHeight() > this.getHeight() * 0.9) {
                if (image.getWidth() > image.getHeight()) {
                    w = (int) (w * ((double) (this.getWidth()) / (double) (image.getWidth())) * 0.9);
                    h = (int) (h * ((double) (this.getWidth()) / (double) (image.getWidth())) * 0.9);
                } else {
                    w = (int) (w * ((double) (this.getHeight()) / (double) (image.getHeight())));
                    h = (int) (h * ((double) (this.getHeight()) / (double) (image.getHeight())));
                }
            }
            g.drawImage(image, (this.getWidth() - w) / 2, (this.getHeight() - h) / 2, w, h, this);
        }
    }
}

Return to bug 180610

Lines 154-157 Link Here

(-)src/org/netbeans/modules/image/Layer.xml (+19 lines)
154	</folder>	154	</folder>
155	</folder>	155	</folder>
156		156
		157	<folder name="Navigator">
		158	<folder name="Panels">
		159	<folder name="image">
		160	<folder name="png">
		161	<file name="org-netbeans-modules-image-preview-ImageNavigatorProvider.instance"/>
		162	</folder>
		163	<folder name="jpeg">
		164	<file name="org-netbeans-modules-image-preview-ImageNavigatorProvider.instance"/>
		165	</folder>
		166	<folder name="bmp">
		167	<file name="org-netbeans-modules-image-preview-ImageNavigatorProvider.instance"/>
		168	</folder>
		169	<folder name="gif">
		170	<file name="org-netbeans-modules-image-preview-ImageNavigatorProvider.instance"/>
		171	</folder>
		172	</folder>
		173	</folder>
		174	</folder>
		175
157	</filesystem>	176	</filesystem>

Line 0 Link Here

(-)src/org/netbeans/modules/image/preview/ImageNavigatorProvider.java (+117 lines)
		1	/*
		2	* To change this template, choose Tools \| Templates
		3	* and open the template in the editor.
		4	*/
		5	package org.netbeans.modules.image.preview;
		6
		7	import java.awt.image.BufferedImage;
		8	import java.io.IOException;
		9	import java.io.InputStream;
		10	import java.util.Collection;
		11	import javax.imageio.ImageIO;
		12	import javax.swing.JComponent;
		13	import javax.swing.SwingUtilities;
		14	import org.netbeans.spi.navigator.NavigatorPanel;
		15	import org.openide.loaders.DataObject;
		16	import org.openide.util.Exceptions;
		17	import org.openide.util.Lookup;
		18	import org.openide.util.LookupEvent;
		19	import org.openide.util.LookupListener;
		20
		21	/**
		22	*
		23	* @author joshis
		24	*/
		25	public class ImageNavigatorProvider implements NavigatorPanel {
		26
		27	private ImagePanel panelUI;
		28	private static final Lookup.Template MY_DATA = new Lookup.Template(Object.class);
		29	private Lookup.Result curContext;
		30	private LookupListener contextL;
		31
		32	/** public no arg constructor needed for system to instantiate provider well */
		33	public ImageNavigatorProvider() {
		34	}
		35
		36	public String getDisplayHint() {
		37	return org.openide.util.NbBundle.getMessage(ImageNavigatorProvider.class, "DISPLAY_HINT");
		38	}
		39
		40	public String getDisplayName() {
		41	return org.openide.util.NbBundle.getMessage(ImageNavigatorProvider.class, "DISPLAY_NAME");
		42	}
		43
		44	public JComponent getComponent() {
		45	if (panelUI == null) {
		46	panelUI = new ImagePanel();
		47	}
		48	return panelUI;
		49	}
		50
		51	public void panelActivated(Lookup context) {
		52	curContext = context.lookup(MY_DATA);
		53	curContext.addLookupListener(getContextListener());
		54	Collection data = curContext.allInstances();
		55	setNewContent(data);
		56	}
		57
		58	public void panelDeactivated() {
		59	curContext.removeLookupListener(getContextListener());
		60	curContext = null;
		61	}
		62
		63	public Lookup getLookup() {
		64	return null;
65	}
66
67	/*********** non - public part **********/
68	private void setNewContent(Collection newData) {
69	InputStream is = null;
70	DataObject fo = null;
71	try {
72	while (newData.iterator().hasNext()) {
73	Object o = newData.iterator().next();
74	if (o instanceof DataObject) {
75	fo = (DataObject) o;
76	break;
77	}
78	}
79	if (fo == null) return;
80	is = fo.getPrimaryFile().getInputStream();
81	final BufferedImage bim = ImageIO.read(is);
82	SwingUtilities.invokeLater(new Runnable() {
83
84	public void run() {
85	panelUI.setImage(bim);
86	panelUI.revalidate();
87	panelUI.repaint();
88	}
89	});
90	} catch (IOException ex) {
91	Exceptions.printStackTrace(ex);
92	} finally {
93	try {
94	is.close();
95	} catch (IOException ex) {
96	Exceptions.printStackTrace(ex);
97	}
98	}
99	}
100
101	/** Accessor for listener to context */
102	private LookupListener getContextListener() {
103	if (contextL == null) {
104	contextL = new ContextListener();
105	}
106	return contextL;
107	}
108
109	/** Listens to changes of context and triggers proper action */
110	private class ContextListener implements LookupListener {
111
112	public void resultChanged(LookupEvent ev) {
113	Collection data = ((Lookup.Result) ev.getSource()).allInstances();
114	setNewContent(data);
115	}
116	} // end of ContextListener
117	}