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Changed selection handling and fixed keycode handling

This commit is contained in:
Eyck Jentzsch 2018-10-15 21:55:35 +02:00
parent 60185fbaee
commit 97a806f9d9
3 changed files with 68 additions and 56 deletions
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33
com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/swt/internal/WaveformCanvas.java
View File

@ -287,9 +287,13 @@ public class WaveformCanvas extends Canvas {
}
public void clearAllWaveformPainter() {
clearAllWaveformPainter(true);
}
void clearAllWaveformPainter(boolean update) {
trackAreaPainter.getTrackVerticalOffset().clear();
wave2painterMap.clear();
syncScrollBars();
if(update) syncScrollBars();
}
public void addWaveformPainter(IWaveformPainter painter) {
@ -350,38 +354,41 @@ public class WaveformCanvas extends Canvas {
redraw();
return;
}
int height = trackAreaPainter.getHeight();
int height = trackAreaPainter.getHeight(); // incl. Ruler
int width = (int) (maxTime / scaleFactor);
Rectangle clientArea=getClientArea();
ScrollBar horizontal = getHorizontalBar();
horizontal.setIncrement((int) (getClientArea().width / 100));
horizontal.setPageIncrement(getClientArea().width);
int cw = getClientArea().width;
if (width > cw) { /* image is wider than client area */
int clientWidthw = clientArea.width;
if (width > clientWidthw) { /* image is wider than client area */
horizontal.setMinimum(0);
horizontal.setMaximum(width);
horizontal.setEnabled(true);
if (((int) -origin.x) > horizontal.getMaximum() - cw)
origin.x = -horizontal.getMaximum() + cw;
if (((int) -origin.x) > horizontal.getMaximum() - clientWidthw)
origin.x = -horizontal.getMaximum() + clientWidthw;
} else { /* image is narrower than client area */
horizontal.setEnabled(false);
}
horizontal.setThumb(clientWidthw);
horizontal.setSelection(-origin.x);
horizontal.setThumb(cw);
ScrollBar vertical = getVerticalBar();
vertical.setIncrement((int) (getClientArea().height / 100));
vertical.setPageIncrement((int) (getClientArea().height));
int ch = getClientArea().height;
if (height > ch) { /* image is higher than client area */
int clientHeighth = clientArea.height;
if (height > clientHeighth) { /* image is higher than client area */
vertical.setMinimum(0);
vertical.setMaximum(height);
vertical.setEnabled(true);
if (((int) -origin.y) > vertical.getMaximum() - ch)
origin.y = -vertical.getMaximum() + ch;
if (((int) -origin.y) > vertical.getMaximum() - clientHeighth)
origin.y = -vertical.getMaximum() + clientHeighth;
} else { /* image is less higher than client area */
vertical.setMaximum((int) (ch));
vertical.setMaximum((int) (clientHeighth));
vertical.setEnabled(false);
}
vertical.setThumb(clientHeighth);
vertical.setSelection(-origin.y);
vertical.setThumb(ch);
redraw();
fireSelectionEvent();

27
com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/swt/internal/WaveformViewer.java
View File

@ -219,7 +219,7 @@ public class WaveformViewer implements IWaveformViewer {
nameFontB = SWTResourceManager.getBoldFont(nameFont);
streams = new ObservableList<>();
streams.addPropertyChangeListener(this);
streams.addPropertyChangeListener("content", this);
top = new Composite(parent, SWT.NONE);
top.setLayout(new FillLayout(SWT.HORIZONTAL));
@ -381,22 +381,21 @@ public class WaveformViewer implements IWaveformViewer {
});
revealSelected=false;
} else
waveformCanvas.getDisplay().asyncExec(new Runnable() {
@Override
public void run() {
update();
}
});
waveformCanvas.getDisplay().asyncExec(new Runnable() {
@Override
public void run() {
update();
}
});
}
}
public void update() {
trackVerticalHeight = 0;
int nameMaxWidth = 0;
int previousHeight = trackVerticalOffset.size() == 0 ? 0 : trackVerticalOffset.lastKey();
IWaveformPainter painter = null;
trackVerticalOffset.clear();
waveformCanvas.clearAllWaveformPainter();
waveformCanvas.clearAllWaveformPainter(false);
boolean even = true;
boolean clearSelection = true;
TextLayout tl = new TextLayout(waveformCanvas.getDisplay());
@ -431,16 +430,8 @@ public class WaveformViewer implements IWaveformViewer {
top.layout(new Control[] { valueList, nameList, waveformCanvas });
if (trackVerticalOffset.isEmpty()){
waveformCanvas.setOrigin(0, 0);
}else if(previousHeight > trackVerticalOffset.lastKey()){
Point o = waveformCanvas.getOrigin();
waveformCanvas.setOrigin(o.x, o.y - (previousHeight - trackVerticalOffset.lastKey()));
}
if(clearSelection) setSelection(new StructuredSelection());
/* System.out.println("updateTracklist() state:");
for(Entry<Integer, IWaveform<? extends IWaveformEvent>> entry: trackVerticalOffset.entrySet()){
System.out.println(" "+entry.getKey()+": " +entry.getValue().getFullName());
}
*/
}
private int calculateValueWidth() {
@ -629,7 +620,7 @@ public class WaveformViewer implements IWaveformViewer {
}
if(currentWaveformSelection!=null) currentWaveformSelection.selected=true;
if (selectionChanged) {
waveformCanvas.reveal(currentWaveformSelection.waveform);
if(currentWaveformSelection!=null) waveformCanvas.reveal(currentWaveformSelection.waveform);
waveformCanvas.setSelected(currentTxSelection);
valueList.redraw();
nameList.redraw();

64
com.minres.scviewer.e4.application/src/com/minres/scviewer/e4/application/parts/WaveformViewer.java
View File

@ -19,6 +19,7 @@ import java.io.FileOutputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
@ -57,6 +58,7 @@ 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.jface.viewers.StructuredSelection;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.MouseEvent;
import org.eclipse.swt.events.MouseTrackListener;
@ -282,30 +284,18 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
@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(e==null) { // dummy to take out logging
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="+e.keyLocation;
}
System.out.println (string);
}
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) {
if((e.stateMask&SWT.MOD3)!=0) { // Alt key
} else if((e.stateMask&SWT.MOD1)!=0) { //Ctrl/Cmd
int zoomlevel = waveformPane.getZoomLevel();
switch(e.keyCode) {
case '+':
@ -325,7 +315,15 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
waveformPane.moveSelectedTrack(1);
return;
}
} else if(state==SWT.SHIFT) {
} else if((e.stateMask&SWT.MOD2)!=0) { //Shift
switch(e.keyCode) {
case SWT.ARROW_LEFT:
waveformPane.scrollHorizontal(-100);
return;
case SWT.ARROW_RIGHT:
waveformPane.scrollHorizontal(100);
return;
}
} else {
switch(e.keyCode) {
case SWT.ARROW_LEFT:
@ -344,7 +342,6 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
case SWT.END: return; //TODO: should be handled
}
}
}
});
@ -800,7 +797,24 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
*/
public void removeStreamFromList(IWaveform<? extends IWaveformEvent> stream) {
TrackEntry trackEntry = waveformPane.getEntryForStream(stream);
waveformPane.getStreamList().remove(trackEntry);
List<TrackEntry> streams = waveformPane.getStreamList();
ISelection sel = waveformPane.getSelection();
TrackEntry newSelection=null;
if(sel instanceof IStructuredSelection && ((IStructuredSelection) sel).size()==2) {
Iterator<?> it = ((IStructuredSelection)sel).iterator();
it.next();
int idx = streams.indexOf(it.next());
if(idx==streams.size()-1)
newSelection=streams.get(idx-1);
else
newSelection=streams.get(idx+1);
}
waveformPane.setSelection(new StructuredSelection());
streams.remove(trackEntry);
if(newSelection!=null) {
Object[] o = {newSelection};
waveformPane.setSelection(new StructuredSelection(o));
}
}
/**