Use grid layout

src/sh3d_plugin/SpringUtilities.java

@@ -0,0 +1,225 @@
+/*
+ * Copyright (c) 1995, 2008, Oracle and/or its affiliates. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *   - Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ *
+ *   - Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution.
+ *
+ *   - Neither the name of Oracle or the names of its
+ *     contributors may be used to endorse or promote products derived
+ *     from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
+ * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */ 
+
+package sh3d_plugin;
+
+import javax.swing.*;
+import javax.swing.SpringLayout;
+import java.awt.*;
+
+/**
+ * A 1.4 file that provides utility methods for
+ * creating form- or grid-style layouts with SpringLayout.
+ * These utilities are used by several programs, such as
+ * SpringBox and SpringCompactGrid.
+ */
+public class SpringUtilities {
+    /**
+     * A debugging utility that prints to stdout the component's
+     * minimum, preferred, and maximum sizes.
+     */
+    public static void printSizes(Component c) {
+        System.out.println("minimumSize = " + c.getMinimumSize());
+        System.out.println("preferredSize = " + c.getPreferredSize());
+        System.out.println("maximumSize = " + c.getMaximumSize());
+    }
+
+    /**
+     * Aligns the first <code>rows</code> * <code>cols</code>
+     * components of <code>parent</code> in
+     * a grid. Each component is as big as the maximum
+     * preferred width and height of the components.
+     * The parent is made just big enough to fit them all.
+     *
+     * @param rows number of rows
+     * @param cols number of columns
+     * @param initialX x location to start the grid at
+     * @param initialY y location to start the grid at
+     * @param xPad x padding between cells
+     * @param yPad y padding between cells
+     */
+    public static void makeGrid(Container parent,
+                                int rows, int cols,
+                                int initialX, int initialY,
+                                int xPad, int yPad) {
+        SpringLayout layout;
+        try {
+            layout = (SpringLayout)parent.getLayout();
+        } catch (ClassCastException exc) {
+            System.err.println("The first argument to makeGrid must use SpringLayout.");
+            return;
+        }
+
+        Spring xPadSpring = Spring.constant(xPad);
+        Spring yPadSpring = Spring.constant(yPad);
+        Spring initialXSpring = Spring.constant(initialX);
+        Spring initialYSpring = Spring.constant(initialY);
+        int max = rows * cols;
+
+        //Calculate Springs that are the max of the width/height so that all
+        //cells have the same size.
+        Spring maxWidthSpring = layout.getConstraints(parent.getComponent(0)).
+                                    getWidth();
+        Spring maxHeightSpring = layout.getConstraints(parent.getComponent(0)).
+                                    getWidth();
+        for (int i = 1; i < max; i++) {
+            SpringLayout.Constraints cons = layout.getConstraints(
+                                            parent.getComponent(i));
+
+            maxWidthSpring = Spring.max(maxWidthSpring, cons.getWidth());
+            maxHeightSpring = Spring.max(maxHeightSpring, cons.getHeight());
+        }
+
+        //Apply the new width/height Spring. This forces all the
+        //components to have the same size.
+        for (int i = 0; i < max; i++) {
+            SpringLayout.Constraints cons = layout.getConstraints(
+                                            parent.getComponent(i));
+
+            cons.setWidth(maxWidthSpring);
+            cons.setHeight(maxHeightSpring);
+        }
+
+        //Then adjust the x/y constraints of all the cells so that they
+        //are aligned in a grid.
+        SpringLayout.Constraints lastCons = null;
+        SpringLayout.Constraints lastRowCons = null;
+        for (int i = 0; i < max; i++) {
+            SpringLayout.Constraints cons = layout.getConstraints(
+                                                 parent.getComponent(i));
+            if (i % cols == 0) { //start of new row
+                lastRowCons = lastCons;
+                cons.setX(initialXSpring);
+            } else { //x position depends on previous component
+                cons.setX(Spring.sum(lastCons.getConstraint(SpringLayout.EAST),
+                                     xPadSpring));
+            }
+
+            if (i / cols == 0) { //first row
+                cons.setY(initialYSpring);
+            } else { //y position depends on previous row
+                cons.setY(Spring.sum(lastRowCons.getConstraint(SpringLayout.SOUTH),
+                                     yPadSpring));
+            }
+            lastCons = cons;
+        }
+
+        //Set the parent's size.
+        SpringLayout.Constraints pCons = layout.getConstraints(parent);
+        pCons.setConstraint(SpringLayout.SOUTH,
+                            Spring.sum(
+                                Spring.constant(yPad),
+                                lastCons.getConstraint(SpringLayout.SOUTH)));
+        pCons.setConstraint(SpringLayout.EAST,
+                            Spring.sum(
+                                Spring.constant(xPad),
+                                lastCons.getConstraint(SpringLayout.EAST)));
+    }
+
+    /* Used by makeCompactGrid. */
+    private static SpringLayout.Constraints getConstraintsForCell(
+                                                int row, int col,
+                                                Container parent,
+                                                int cols) {
+        SpringLayout layout = (SpringLayout) parent.getLayout();
+        Component c = parent.getComponent(row * cols + col);
+        return layout.getConstraints(c);
+    }
+
+    /**
+     * Aligns the first <code>rows</code> * <code>cols</code>
+     * components of <code>parent</code> in
+     * a grid. Each component in a column is as wide as the maximum
+     * preferred width of the components in that column;
+     * height is similarly determined for each row.
+     * The parent is made just big enough to fit them all.
+     *
+     * @param rows number of rows
+     * @param cols number of columns
+     * @param initialX x location to start the grid at
+     * @param initialY y location to start the grid at
+     * @param xPad x padding between cells
+     * @param yPad y padding between cells
+     */
+    public static void makeCompactGrid(Container parent,
+                                       int rows, int cols,
+                                       int initialX, int initialY,
+                                       int xPad, int yPad) {
+        SpringLayout layout;
+        try {
+            layout = (SpringLayout)parent.getLayout();
+        } catch (ClassCastException exc) {
+            System.err.println("The first argument to makeCompactGrid must use SpringLayout.");
+            return;
+        }
+
+        //Align all cells in each column and make them the same width.
+        Spring x = Spring.constant(initialX);
+        for (int c = 0; c < cols; c++) {
+            Spring width = Spring.constant(0);
+            for (int r = 0; r < rows; r++) {
+                width = Spring.max(width,
+                                   getConstraintsForCell(r, c, parent, cols).
+                                       getWidth());
+            }
+            for (int r = 0; r < rows; r++) {
+                SpringLayout.Constraints constraints =
+                        getConstraintsForCell(r, c, parent, cols);
+                constraints.setX(x);
+                constraints.setWidth(width);
+            }
+            x = Spring.sum(x, Spring.sum(width, Spring.constant(xPad)));
+        }
+
+        //Align all cells in each row and make them the same height.
+        Spring y = Spring.constant(initialY);
+        for (int r = 0; r < rows; r++) {
+            Spring height = Spring.constant(0);
+            for (int c = 0; c < cols; c++) {
+                height = Spring.max(height,
+                                    getConstraintsForCell(r, c, parent, cols).
+                                        getHeight());
+            }
+            for (int c = 0; c < cols; c++) {
+                SpringLayout.Constraints constraints =
+                        getConstraintsForCell(r, c, parent, cols);
+                constraints.setY(y);
+                constraints.setHeight(height);
+            }
+            y = Spring.sum(y, Spring.sum(height, Spring.constant(yPad)));
+        }
+
+        //Set the parent's size.
+        SpringLayout.Constraints pCons = layout.getConstraints(parent);
+        pCons.setConstraint(SpringLayout.SOUTH, y);
+        pCons.setConstraint(SpringLayout.EAST, x);
+    }
+}

src/sh3d_plugin/UploadFrame.java

@@ -6,6 +6,7 @@
 import javax.swing.JOptionPane;
 import javax.swing.JPanel;
 import javax.swing.JTextField;
+import javax.swing.SpringLayout;
 import javax.swing.SwingUtilities;
 
 import org.apache.http.HttpEntity;
@@ -48,35 +49,48 @@ public class UploadFrame extends JFrame implements ActionListener {
 
     Debugger.log("Created GUI on EDT? " + SwingUtilities.isEventDispatchThread());
 
-    JFrame f = new JFrame("UploadFrame");
-    f.setDefaultCloseOperation(JFrame.HIDE_ON_CLOSE);
-
-    JPanel uploadPanel = new JPanel(new GridBagLayout());
-
-    uploadPanel.add(new JLabel("Model name:"));
-    this.nameField = new JTextField(20);
-    uploadPanel.add(this.nameField);
-
-    uploadPanel.add(new JLabel("Model description:"));
-    this.descriptionField = new JTextField(20);
-    uploadPanel.add(this.descriptionField);
+    String[] labels = {"Model name: ", "Model description: ", "Model tags: ", "API token: "};
+    int numPairs = labels.length;
 
-    uploadPanel.add(new JLabel("Model tags:"));
-    this.tagsField = new JTextField(20);
-    uploadPanel.add(this.tagsField);
-
-    uploadPanel.add(new JLabel("API token:"));
-    this.apiTokenField = new JTextField(20);
-    uploadPanel.add(this.apiTokenField);
+    //Create and populate the panel.
+    JPanel uploadPanel = new JPanel(new SpringLayout());
+    for (int i = 0; i < numPairs; i++) {
+        JLabel l = new JLabel(labels[i], JLabel.TRAILING);
+        uploadPanel.add(l);
+        JTextField textField = new JTextField(10);
+        l.setLabelFor(textField);
+        uploadPanel.add(textField);
+    }
 
     JButton uploadButton = new JButton("Upload");
     uploadButton.addActionListener(this);
     uploadButton.setActionCommand("uploadAction");
     uploadPanel.add(uploadButton);
+    //numPairs++;
 
-    f.add(uploadPanel);
-    f.pack();
-    f.setVisible(true);
+    JButton cancelButton = new JButton("Cancel");
+    cancelButton.addActionListener(this);
+    cancelButton.setActionCommand("uploadAction");
+    uploadPanel.add(cancelButton);
+    numPairs++;
+
+    //Lay out the panel.
+    SpringUtilities.makeCompactGrid(uploadPanel,
+                                    numPairs, 2, //rows, cols
+                                    6, 6,        //initX, initY
+                                    6, 6);       //xPad, yPad
+
+    //Create and set up the window.
+    //JFrame frame = new JFrame("UploadFrame");
+    this.setDefaultCloseOperation(JFrame.HIDE_ON_CLOSE);
+
+    //Set up the content pane.
+    uploadPanel.setOpaque(true);  //content panes must be opaque
+    this.setContentPane(uploadPanel);
+
+    //Display the window.
+    this.pack();
+    this.setVisible(true);
   }
 
   // Operation performed when the uploadButton is clicked: