
net.infordata.em.tn5250ext.XI5250FieldConnection Maven / Gradle / Ivy
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/*
Copyright 2007 Infordata S.p.A.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
/*
***
10/07/98 rel. _.___- Swing, JBuilder2 e VSS.
*/
package net.infordata.em.tn5250ext;
import java.awt.Component;
import java.awt.Point;
import java.awt.Rectangle;
import net.infordata.em.crt5250.XI5250Field;
/**
* Connect an AWT Component to a XI5250Field
* moving and resizing the Component as the field grows or shrinks.
*
* @author Valentino Proietti - Infordata S.p.A.
*/
public class XI5250FieldConnection {
private Component ivComponent;
private int ivColsDelta;
private int ivRowsDelta;
private int ivNCols;
private int ivNRows;
public XI5250FieldConnection(XI5250PanelHandler aPanelHndl, XI5250Field aField,
Component aComponent,
int aColsDelta, int aRowsDelta,
int aNCols, int aNRows) {
ivColsDelta = aColsDelta;
ivRowsDelta = aRowsDelta;
ivNCols = aNCols;
ivNRows = aNRows;
ivComponent = aComponent;
aPanelHndl.connect(aField, this);
}
public XI5250FieldConnection(XI5250PanelHandler aPanelHndl,
XI5250Field aField,
Component aComponent) {
this(aPanelHndl, aField, aComponent, 0, 0, 1, 1);
}
protected void recalcBounds(XI5250EmulatorExt aEm, XI5250Field aField) {
Rectangle[] rcts = aField.getRows();
// use the last row
Rectangle rct = rcts[rcts.length - 1];
int bufPos = aEm.toLinearPos(rct.x + rct.width, rct.y);
bufPos += aEm.toLinearPos(ivColsDelta, ivRowsDelta);
Point pt = aEm.toPoints(aEm.toColPos(bufPos), aEm.toRowPos(bufPos));
ivComponent.setBounds(pt.x, pt.y,
ivNCols * aEm.getCharSize().width,
ivNRows * aEm.getCharSize().height);
}
public final Component getComponent() {
return ivComponent;
}
}
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