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Added keyboard navigation to scroll, move selection, move selected and

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This commit is contained in:
Eyck Jentzsch
2018-10-14 17:30:37 +02:00
parent 048fa93b53
commit dba8b2731d
4 changed files with 243 additions and 34 deletions
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125
com.minres.scviewer.e4.application/src/com/minres/scviewer/e4/application/parts/WaveformViewer.java
View File

@ -32,6 +32,7 @@ import javax.inject.Named;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Platform;
import org.eclipse.core.runtime.Status;
import org.eclipse.core.runtime.SubMonitor;
import org.eclipse.core.runtime.jobs.IJobChangeEvent;
@ -56,12 +57,23 @@ import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.KeyAdapter;
import org.eclipse.swt.events.KeyEvent;
import org.eclipse.swt.events.KeyListener;
import org.eclipse.swt.events.MouseAdapter;
import org.eclipse.swt.events.MouseEvent;
import org.eclipse.swt.events.MouseListener;
import org.eclipse.swt.events.MouseTrackListener;
import org.eclipse.swt.events.MouseWheelListener;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.graphics.RGB;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Listener;
import com.minres.scviewer.database.ITx;
import com.minres.scviewer.database.ITxRelation;
@ -237,6 +249,117 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
selectionService.setSelection(event.getSelection());
}
});
waveformPane.getWaveformControl().addMouseTrackListener(new MouseTrackListener() {
@Override
public void mouseHover(MouseEvent e) {
// TODO Auto-generated method stub
}
@Override
public void mouseExit(MouseEvent e) {
// TODO Auto-generated method stub
}
@Override
public void mouseEnter(MouseEvent e) {
// TODO Auto-generated method stub
}
});
waveformPane.getWaveformControl().addMouseWheelListener(new MouseWheelListener() {
@Override
public void mouseScrolled(MouseEvent e) {
// TODO Auto-generated method stub
}
});
waveformPane.getWaveformControl().addListener(SWT.KeyDown, new Listener() {
@Override
public void handleEvent(Event e) {
int state = e.stateMask & SWT.MODIFIER_MASK;
if(Platform.OS_MACOSX.equals(Platform.getOS())) { //swap cammnd and control for MacOSX
if((state&SWT.COMMAND)!=0) {
state&=~SWT.COMMAND;
state|=SWT.CONTROL;
} else if((state&SWT.CONTROL)!=0) {
state&=~SWT.CONTROL;
state|=SWT.COMMAND;
}
}
if(state==SWT.ALT) {
switch(e.keyCode) {
case SWT.ARROW_LEFT:
waveformPane.scrollHorizontal(-100);
return;
case SWT.ARROW_RIGHT:
waveformPane.scrollHorizontal(100);
return;
case SWT.KEYPAD_ADD:
return;
case SWT.KEYPAD_SUBTRACT:
return;
}
} else if(state==SWT.CTRL) {
int zoomlevel = waveformPane.getZoomLevel();
switch(e.keyCode) {
case '+':
case SWT.KEYPAD_ADD:
if(zoomlevel>0)
waveformPane.setZoomLevel(zoomlevel-1);
return;
case '-':
case SWT.KEYPAD_SUBTRACT:
if(zoomlevel<waveformPane.getZoomLevels().length-1)
waveformPane.setZoomLevel(zoomlevel+1);
return;
case SWT.ARROW_UP:
waveformPane.moveSelectedTrack(-1);
return;
case SWT.ARROW_DOWN:
waveformPane.moveSelectedTrack(1);
return;
}
} else if(state==SWT.SHIFT) {
} else {
switch(e.keyCode) {
case SWT.ARROW_LEFT:
waveformPane.scrollHorizontal(-10);
return;
case SWT.ARROW_RIGHT:
waveformPane.scrollHorizontal(10);
return;
case SWT.ARROW_UP:
waveformPane.moveSelection(GotoDirection.UP);
return;
case SWT.ARROW_DOWN:
waveformPane.moveSelection(GotoDirection.DOWN);
return;
case SWT.HOME: return; //TODO: should be handled
case SWT.END: return; //TODO: should be handled
}
// String string = e.type == SWT.KeyDown ? "DOWN:" : "UP :";
// string += " stateMask=0x" + Integer.toHexString (e.stateMask) + ","; // SWT.CTRL, SWT.ALT, SWT.SHIFT, SWT.COMMAND
// string += " keyCode=0x" + Integer.toHexString (e.keyCode) + ",";
// string += " character=0x" + Integer.toHexString (e.character) ;
// if (e.keyLocation != 0) {
// string += " location=";
// if (e.keyLocation == SWT.LEFT) string += "LEFT";
// if (e.keyLocation == SWT.RIGHT) string += "RIGHT";
// if (e.keyLocation == SWT.KEYPAD) string += "KEYPAD";
// }
// System.out.println (string);
}
}
});
zoomLevel = waveformPane.getZoomLevels();
setupColors();
checkForUpdates = prefs.getBoolean(PreferenceConstants.DATABASE_RELOAD, true);
@ -485,6 +608,8 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
index = 0;
for (TrackEntry trackEntry : waveformPane.getStreamList()) {
persistedState.put(SHOWN_WAVEFORM + index, trackEntry.waveform.getFullName());
persistedState.put(SHOWN_WAVEFORM + index+".VALUE_DISPLAY", trackEntry.valueDisplay.toString());
persistedState.put(SHOWN_WAVEFORM + index+".WAVE_DISPLAY", trackEntry.waveDisplay.toString());
index++;
}
List<ICursor> cursors = waveformPane.getCursorList();