X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.tests.modelled.ui%2Fsrc%2Forg%2Fsimantics%2Ftests%2Fmodelled%2Fui%2FSTSProgressBar.java;fp=bundles%2Forg.simantics.tests.modelled.ui%2Fsrc%2Forg%2Fsimantics%2Ftests%2Fmodelled%2Fui%2FSTSProgressBar.java;h=9a2908802f6db4b08eb11aec052833bb9e34fc5f;hp=0000000000000000000000000000000000000000;hb=3b5069d0d30e7de27f73d88d5e89d29052291a34;hpb=bf75fd9740858140eac90c18f0bca0aea3893248

diff --git a/bundles/org.simantics.tests.modelled.ui/src/org/simantics/tests/modelled/ui/STSProgressBar.java b/bundles/org.simantics.tests.modelled.ui/src/org/simantics/tests/modelled/ui/STSProgressBar.java
new file mode 100644
index 000000000..9a2908802
--- /dev/null
+++ b/bundles/org.simantics.tests.modelled.ui/src/org/simantics/tests/modelled/ui/STSProgressBar.java
@@ -0,0 +1,183 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2010 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ *     Stephan Michels, stephan@apache.org - 104944 [JUnit] Unnecessary code in JUnitProgressBar
+ *******************************************************************************/
+package org.simantics.tests.modelled.ui;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.ControlAdapter;
+import org.eclipse.swt.events.ControlEvent;
+import org.eclipse.swt.events.DisposeEvent;
+import org.eclipse.swt.events.DisposeListener;
+import org.eclipse.swt.events.PaintEvent;
+import org.eclipse.swt.events.PaintListener;
+import org.eclipse.swt.graphics.Color;
+import org.eclipse.swt.graphics.GC;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.graphics.Rectangle;
+import org.eclipse.swt.widgets.Canvas;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Display;
+
+/**
+ * A progress bar with a red/green indication for success or failure.
+ */
+public class STSProgressBar extends Canvas {
+    private static final int DEFAULT_WIDTH = 160;
+    private static final int DEFAULT_HEIGHT = 18;
+
+    private int fCurrentTickCount= 0;
+    private int fMaxTickCount= 0;
+    private int fColorBarWidth= 0;
+    private Color fOKColor;
+    private Color fFailureColor;
+    private Color fStoppedColor;
+    private boolean fError;
+    private boolean fStopped= false;
+
+    public STSProgressBar(Composite parent) {
+        super(parent, SWT.NONE);
+
+        addControlListener(new ControlAdapter() {
+            @Override
+            public void controlResized(ControlEvent e) {
+                fColorBarWidth= scale(fCurrentTickCount);
+                redraw();
+            }
+        });
+        addPaintListener(new PaintListener() {
+            public void paintControl(PaintEvent e) {
+                paint(e);
+            }
+        });
+        addDisposeListener(new DisposeListener() {
+            public void widgetDisposed(DisposeEvent e) {
+                fFailureColor.dispose();
+                fOKColor.dispose();
+                fStoppedColor.dispose();
+            }
+        });
+        Display display= parent.getDisplay();
+        fFailureColor= new Color(display, 159, 63, 63);
+        fOKColor= new Color(display, 95, 191, 95);
+        fStoppedColor= new Color(display, 120, 120, 120);
+    }
+
+    public void setMaximum(int max) {
+        fMaxTickCount= max;
+    }
+
+    public void reset() {
+        fError= false;
+        fStopped= false;
+        fCurrentTickCount= 0;
+        fMaxTickCount= 0;
+        fColorBarWidth= 0;
+        redraw();
+    }
+
+    public void reset(boolean hasErrors, boolean stopped, int ticksDone, int maximum) {
+        boolean noChange= fError == hasErrors && fStopped == stopped && fCurrentTickCount == ticksDone && fMaxTickCount == maximum;
+        fError= hasErrors;
+        fStopped= stopped;
+        fCurrentTickCount= ticksDone;
+        fMaxTickCount= maximum;
+        fColorBarWidth= scale(ticksDone);
+        if (! noChange)
+            redraw();
+    }
+
+    private void paintStep(int startX, int endX) {
+        GC gc = new GC(this);
+        setStatusColor(gc);
+        Rectangle rect= getClientArea();
+        startX= Math.max(1, startX);
+        gc.fillRectangle(startX, 1, endX-startX, rect.height-2);
+        gc.dispose();
+    }
+
+    private void setStatusColor(GC gc) {
+        if (fStopped)
+            gc.setBackground(fStoppedColor);
+        else if (fError)
+            gc.setBackground(fFailureColor);
+        else
+            gc.setBackground(fOKColor);
+    }
+
+    public void stopped() {
+        fStopped= true;
+        redraw();
+    }
+
+    private int scale(int value) {
+        if (fMaxTickCount > 0) {
+            Rectangle r= getClientArea();
+            if (r.width != 0)
+                return Math.max(0, value*(r.width-2)/fMaxTickCount);
+        }
+        return value;
+    }
+
+    private void drawBevelRect(GC gc, int x, int y, int w, int h, Color topleft, Color bottomright) {
+        gc.setForeground(topleft);
+        gc.drawLine(x, y, x+w-1, y);
+        gc.drawLine(x, y, x, y+h-1);
+
+        gc.setForeground(bottomright);
+        gc.drawLine(x+w, y, x+w, y+h);
+        gc.drawLine(x, y+h, x+w, y+h);
+    }
+
+    private void paint(PaintEvent event) {
+        GC gc = event.gc;
+        Display disp= getDisplay();
+
+        Rectangle rect= getClientArea();
+        gc.fillRectangle(rect);
+        drawBevelRect(gc, rect.x, rect.y, rect.width-1, rect.height-1,
+            disp.getSystemColor(SWT.COLOR_WIDGET_NORMAL_SHADOW),
+            disp.getSystemColor(SWT.COLOR_WIDGET_HIGHLIGHT_SHADOW));
+
+        setStatusColor(gc);
+        fColorBarWidth= Math.min(rect.width-2, fColorBarWidth);
+        gc.fillRectangle(1, 1, fColorBarWidth, rect.height-2);
+    }
+
+    @Override
+    public Point computeSize(int wHint, int hHint, boolean changed) {
+        checkWidget();
+        Point size= new Point(DEFAULT_WIDTH, DEFAULT_HEIGHT);
+        if (wHint != SWT.DEFAULT) size.x= wHint;
+        if (hHint != SWT.DEFAULT) size.y= hHint;
+        return size;
+    }
+
+    public void step(int failures) {
+        fCurrentTickCount++;
+        int x= fColorBarWidth;
+
+        fColorBarWidth= scale(fCurrentTickCount);
+
+        if (!fError && failures > 0) {
+            fError= true;
+            x= 1;
+        }
+        if (fCurrentTickCount == fMaxTickCount)
+            fColorBarWidth= getClientArea().width-1;
+        paintStep(x, fColorBarWidth);
+    }
+
+    public void refresh(boolean hasErrors) {
+        fError= hasErrors;
+        redraw();
+    }
+
+}