From 2343d0140d3d59e9de0c55947506c59a2d93439c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Anian=20B=C3=BChler?=
<anian.buehler@reutlingen-university.de>
Date: Fri, 6 Aug 2021 14:57:09 +0200
Subject: [PATCH] added to refrerence to context menu
---
.../codeblockutil/CHoverScrollPane.java | 73 ++++++++++++
.../mit/blocks/codeblockutil/CScrollPane.java | 2 -
.../edu/mit/blocks/workspace/BlockCanvas.java | 6 +-
.../edu/mit/blocks/workspace/ContextMenu.java | 111 +++++++++++++++++-
4 files changed, 184 insertions(+), 8 deletions(-)
diff --git a/src/main/java/edu/mit/blocks/codeblockutil/CHoverScrollPane.java b/src/main/java/edu/mit/blocks/codeblockutil/CHoverScrollPane.java
index 8de97cc..398ad33 100644
--- a/src/main/java/edu/mit/blocks/codeblockutil/CHoverScrollPane.java
+++ b/src/main/java/edu/mit/blocks/codeblockutil/CHoverScrollPane.java
@@ -25,6 +25,7 @@ import javax.swing.KeyStroke;
import javax.swing.ScrollPaneConstants;
import edu.mit.blocks.codeblockutil.CScrollPane.ScrollPolicy;
+import edu.mit.blocks.workspace.Workspace;
/**
* The CHoverScrollPane is a swing-compatible widget that
@@ -52,6 +53,12 @@ public class CHoverScrollPane extends CScrollPane implements KeyListener {
private ScrollPolicy vpolicy;
private ScrollPolicy hpolicy;
private int thumbWidth;
+ private Workspace workspace = null;
+
+ /**workspace zoom settings */
+ private static final double WORKSPACE_MIN_ZOOM = 0.6;
+ private static final double WORKSPACE_MAX_ZOOM = 3.0;
+ private static final double WORKSPACE_ZOOM_STEPSIZE = 0.1;
/**
* Constructs a custom CHoverScrollPane with the view port set to "view",
@@ -110,6 +117,51 @@ public class CHoverScrollPane extends CScrollPane implements KeyListener {
ScrollPolicy.HORIZONTAL_BAR_ALWAYS,
thumbWidth, thumbColor, trackColor);
}
+
+ //TODO TEST letsgoING
+ /**
+ * Constructs a custom CHoverScrollPane with the view port set to "view",
+ * with correponding vertical and horizontal bar policies (see
+ * javax.swing.JScrollPane for a description on the use of
+ * scroll bar policies). The thumb will have a girth equal to
+ * "thumbWidth" and an interior color of thumbColor. The background
+ * underneath the thumb will have a color equal to thumbBackground.
+ *
+ * @param view - the viewport
+ * @param verticalPolicy - the vertical scroll bar policy
+ * @param horizontalPolicy - the horizontal scroll bar policy
+ * @param thumbWidth - the width of the vertical scroll bar in pixels and
+ * the height of the horizotntal scroll bar in pixels
+ * @param thumbColor - the interior color of the thumb
+ * @param trackColor - the background color under the thumb
+ * @param workspace - current workspace to zoom with mousewheel
+ *
+ * @requires view != null
+ * @effects Creates a JScrollPane that displays the view component
+ * in a viewport whose view position can be controlled with
+ * a pair of scrollbars.
+ * -If the scrollbar policies are null, then it will use the default
+ * "ALWAYS" policy. That is, the scroll bars will always show.
+ * -If the thumbWidth is null or less than 0, then the scroll bars
+ * will not show.
+ * -If thumbColor is null, then thumbs will default on Color.black.
+ * -If trackColor is null, then the default grayed-out transparent color
+ * will be used as the background color.
+ */
+ public CHoverScrollPane(
+ JComponent view,
+ ScrollPolicy verticalPolicy,
+ ScrollPolicy horizontalPolicy,
+ int thumbWidth,
+ Color thumbColor,
+ Color trackColor, Workspace workspace) {
+
+ this(view, verticalPolicy,
+ horizontalPolicy,
+ thumbWidth, thumbColor, trackColor);
+
+ this.workspace = workspace;
+ }
/**
* Constructs a custom CHoverScrollPane with the view port set to "view",
@@ -277,6 +329,10 @@ public class CHoverScrollPane extends CScrollPane implements KeyListener {
this.SCROLLINGUNIT = x;
this.verticalbar.setScrollingUnit(x);
}
+
+ public void setWorkspace(Workspace workspace) {
+ this.workspace = workspace;
+ }
/**
* @overrides CScrollPane.mouseWheelMoved
@@ -295,6 +351,23 @@ public class CHoverScrollPane extends CScrollPane implements KeyListener {
scrollviewport.getHorizontalScrollBar().getModel().getValue()
+ e.getUnitsToScroll() * e.getScrollAmount() * SCROLLINGUNIT);
horizontalbar.repaint();
+ }
+ //TODO: TEST ZOOM
+ else if(e.isControlDown()) {
+ if(workspace != null) {
+ if(e.isControlDown()) {
+ if(e.getUnitsToScroll() > 0) {
+ if(workspace.getCurrentWorkspaceZoom() > WORKSPACE_MIN_ZOOM) {
+ workspace.setWorkspaceZoom(workspace.getCurrentWorkspaceZoom()-WORKSPACE_ZOOM_STEPSIZE);
+ }
+ }
+ else {
+ if(workspace.getCurrentWorkspaceZoom() < WORKSPACE_MAX_ZOOM) {
+ workspace.setWorkspaceZoom(workspace.getCurrentWorkspaceZoom()+WORKSPACE_ZOOM_STEPSIZE);
+ }
+ }
+ }
+ }
} else {
scrollviewport.getVerticalScrollBar().getModel().setValue(
scrollviewport.getVerticalScrollBar().getModel().getValue()
diff --git a/src/main/java/edu/mit/blocks/codeblockutil/CScrollPane.java b/src/main/java/edu/mit/blocks/codeblockutil/CScrollPane.java
index a44fc2e..cf2213b 100644
--- a/src/main/java/edu/mit/blocks/codeblockutil/CScrollPane.java
+++ b/src/main/java/edu/mit/blocks/codeblockutil/CScrollPane.java
@@ -7,7 +7,6 @@ import java.awt.event.MouseWheelListener;
import javax.swing.BoundedRangeModel;
import javax.swing.JLayeredPane;
-
/**
* The CScrollPane is a swing-compatible widget that
* allows clients of this CScrollPane to control the
@@ -69,7 +68,6 @@ public abstract class CScrollPane extends JLayeredPane implements MouseWheelList
* @effects set this.scrollingunit to x
*/
abstract public void setScrollingUnit(int x);
-
/**
* MouseWheelListener: Should move the viewport by same amount of wheel scroll
*/
diff --git a/src/main/java/edu/mit/blocks/workspace/BlockCanvas.java b/src/main/java/edu/mit/blocks/workspace/BlockCanvas.java
index d63c83a..f4a72d3 100644
--- a/src/main/java/edu/mit/blocks/workspace/BlockCanvas.java
+++ b/src/main/java/edu/mit/blocks/workspace/BlockCanvas.java
@@ -50,7 +50,7 @@ public class BlockCanvas implements PageChangeListener, ISupportMemento {
/** serial version ID */
@SuppressWarnings("unused")
- private static final long serialVersionUID = 7458721329L;
+ private static final long serialVersionUID = 7458721329L;
/** the collection of pages that this BlockCanvas stores */
private List<Page> pages = new ArrayList<Page>();
/** the collection of PageDivideres that this BlockCanvas stores */
@@ -63,6 +63,7 @@ public class BlockCanvas implements PageChangeListener, ISupportMemento {
private final Workspace workspace;
private boolean collapsible = false;
+
//////////////////////////////
//Constructor/Destructor //
@@ -77,7 +78,7 @@ public class BlockCanvas implements PageChangeListener, ISupportMemento {
this.scrollPane = new CHoverScrollPane(canvas,
ScrollPolicy.VERTICAL_BAR_ALWAYS,
ScrollPolicy.HORIZONTAL_BAR_ALWAYS,
- 18, CGraphite.blue, null);
+ 18, CGraphite.blue, null, workspace);
scrollPane.setScrollingUnit(5);
canvas.setLayout(null);
canvas.setBackground(Color.gray);
@@ -566,6 +567,7 @@ public class BlockCanvas implements PageChangeListener, ISupportMemento {
private static final long serialVersionUID = 438974092314L;
private Point p;
+
public Canvas() {
super();
this.p = null;
diff --git a/src/main/java/edu/mit/blocks/workspace/ContextMenu.java b/src/main/java/edu/mit/blocks/workspace/ContextMenu.java
index d5208fb..147bc01 100644
--- a/src/main/java/edu/mit/blocks/workspace/ContextMenu.java
+++ b/src/main/java/edu/mit/blocks/workspace/ContextMenu.java
@@ -1,11 +1,33 @@
package edu.mit.blocks.workspace;
+import java.awt.BorderLayout;
+import java.awt.Desktop;
+import java.awt.Frame;
import java.awt.MenuItem;
import java.awt.PopupMenu;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
+import java.io.IOException;
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.nio.charset.Charset;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
import java.util.ResourceBundle;
+import javax.print.DocFlavor.URL;
+import javax.swing.JEditorPane;
+import javax.swing.JFrame;
+import javax.swing.JLabel;
+import javax.swing.JOptionPane;
+import javax.swing.JPanel;
+import javax.swing.JScrollPane;
+import javax.swing.JTextArea;
+import javax.swing.text.Document;
+import javax.swing.text.EditorKit;
+import javax.swing.text.html.HTMLEditorKit;
+
import edu.mit.blocks.renderable.RenderableBlock;
/**
@@ -31,10 +53,12 @@ public class ContextMenu extends PopupMenu implements ActionListener {
private static boolean removeCommentMenuInit = false;
private final static String CLONE_BLOCK = "CLONE"; //heqichen
private final static String CLONE_BLOCKS = "CLONEALL"; //letsgoING
- private static MenuItem cloneItem1 = null; //heqichen
- private static MenuItem cloneItem2 = null; //heqichen
- private static MenuItem cloneAllItem1 = null; //heqichen
- private static MenuItem cloneAllItem2 = null; //heqichen
+ private final static String OPEN_REFERENCE = "OPEN_REFERENCE";
+ private static MenuItem cloneItem1 = null; //letsgoING
+ private static MenuItem cloneItem2 = null; //letsgoING
+ private static MenuItem cloneAllItem1 = null; //letsgoING
+ private static MenuItem cloneAllItem2 = null; //letsgoING
+ private static MenuItem refrenceItem = null; //letsgoING
//context menu for canvas plus
//menu items for canvas context menu
private static ContextMenu canvasMenu = new ContextMenu();
@@ -70,6 +94,11 @@ public class ContextMenu extends PopupMenu implements ActionListener {
cloneAllItem1.addActionListener(rndBlockMenu);
addCommentMenu.add(cloneAllItem1);
+ refrenceItem = new MenuItem(uiMessageBundle.getString("ardublock.ui.reference"));
+ refrenceItem.setActionCommand(OPEN_REFERENCE);
+ refrenceItem.addActionListener(rndBlockMenu);
+ addCommentMenu.add(refrenceItem);
+
addCommentMenuInit = true;
}
@@ -97,6 +126,11 @@ public class ContextMenu extends PopupMenu implements ActionListener {
cloneAllItem2.setActionCommand(CLONE_BLOCKS);
cloneAllItem2.addActionListener(rndBlockMenu);
removeCommentMenu.add(cloneAllItem2);
+
+ refrenceItem = new MenuItem(uiMessageBundle.getString("ardublock.ui.reference"));
+ refrenceItem.setActionCommand(OPEN_REFERENCE);
+ refrenceItem.addActionListener(rndBlockMenu);
+ removeCommentMenu.add(refrenceItem);
removeCommentMenuInit = true;
}
@@ -148,6 +182,69 @@ public class ContextMenu extends PopupMenu implements ActionListener {
}
return null;
}
+
+ /**
+ * opens reference-file (html) for active block
+ * in standard browser
+ * @param blockGenusName = genus name of the active block
+ * added by letsgoING
+ */
+ private void createReferenceWindow(String blockGenusName) {
+ //TODO: Test with reference files
+ String resourcePath = "/com/ardublock/reference/"+blockGenusName+".html";
+
+ System.out.println("TEST | Active Block: "+blockGenusName);
+
+ //TODO: call 404.html when there is no reference-file for active block
+ try {
+ Desktop.getDesktop().browse(getClass().getResource(resourcePath).toURI());
+ } catch (IOException e) {
+ // TODO Auto-generated catch block
+ e.printStackTrace();
+ } catch (URISyntaxException e) {
+ // TODO Auto-generated catch block
+ e.printStackTrace();
+ } catch (NullPointerException e) {
+ e.printStackTrace();
+ }
+
+ /*
+ //get html path
+ String referenceText = "Block not found!";
+ Path path = null;
+ try {
+ path = Paths.get(getClass().getResource(resourcePath).toURI());
+ } catch (URISyntaxException e1 ) {
+ // TODO Auto-generated catch block
+ //e1.printStackTrace();
+ } catch (NullPointerException ne) {
+ //ne.printStackTrace();
+ }
+
+ if(path != null) {
+ try {
+ referenceText = new String(Files.readAllBytes(path));
+ } catch (IOException e) {
+ // TODO Auto-generated catch block
+ e.printStackTrace();
+ }
+ }
+ //OPTION JFRAME
+ Frame frame = new JFrame("Block Reference");
+ JLabel label = new JLabel(referenceText);
+ frame.add(label);
+ frame.setLocationRelativeTo( null );
+ frame.pack();
+ frame.setVisible(true);
+
+ //OPTION DIALOG
+ JOptionPane.showMessageDialog(
+ null,
+ referenceText,
+ "Block-Referenz - "+((RenderableBlock) activeComponent).getBlock().getGenusName(), JOptionPane.INFORMATION_MESSAGE, null);
+ */
+ return;
+ }
public void actionPerformed(ActionEvent a) {
if (a.getActionCommand() == ARRANGE_ALL_BLOCKS) {
@@ -177,5 +274,11 @@ public class ContextMenu extends PopupMenu implements ActionListener {
((RenderableBlock) activeComponent).cloneMe(false);
}
}
+ else if (a.getActionCommand() == OPEN_REFERENCE) {
+ //notify the renderableblock componenet that lauched the conetxt menu
+ if (activeComponent != null && activeComponent instanceof RenderableBlock) {
+ createReferenceWindow(((RenderableBlock) activeComponent).getBlock().getGenusName());
+ }
+ }
}
}
--
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