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Code Issues Wiki Activity

[475267] Added TerminalMouseListener to the VT100TerminalControl

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As discussed in bugzilla, this extension allows terminal connectors to
implement special features on mouse events (such as clicking on hyperlinks).

Feature-request: https://bugs.eclipse.org/bugs/show_bug.cgi?id=475267
Signed-off-by: Davy Landman <davy.landman@cwi.nl>
This commit is contained in:
Davy Landman 2015-09-08 10:39:09 +02:00
parent 0efaf9c583
commit aacd3c61cd
4 changed files with 96 additions and 0 deletions
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42
plugins/org.eclipse.tm.terminal.control/src/org/eclipse/tm/internal/terminal/control/ITerminalMouseListener.java Normal file
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@ -0,0 +1,42 @@
/*******************************************************************************
* Copyright (c) 2015 CWI. 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:
* Davy Landman (CWI) - [475267][api] Initial definition of interface
*******************************************************************************/
package org.eclipse.tm.internal.terminal.control;
import org.eclipse.tm.terminal.model.ITerminalTextDataReadOnly;
/**
* Terminal specific version of {@link org.eclipse.swt.events.MouseListener}
*/
public interface ITerminalMouseListener {
/**
* Invoked when a double-click has happend inside the terminal control.<br>
* <br>
* <strong>Important:</strong> the event fires for every click, even outside the text region.
* @param terminalText a read-only view of the current terminal text
* @param button see {@link org.eclipse.swt.events.MouseEvent#button} for the meaning of the button values
*/
void mouseDoubleClick(ITerminalTextDataReadOnly terminalText, int line, int column, int button);
/**
* Invoked when a mouse button is pushed down inside the terminal control.<br>
* <br>
* <strong>Important:</strong> the event fires for every mouse down, even outside the text region.
* @param terminalText a read-only view of the current terminal text
* @param button see {@link org.eclipse.swt.events.MouseEvent#button} for the meaning of the button values
*/
void mouseDown(ITerminalTextDataReadOnly terminalText, int line, int column, int button);
/**
* Invoked when a mouse button is released inside the terminal control.<br>
* <br>
* <strong>Important:</strong> the event fires for every mouse up, even outside the text region.
* @param terminalText a read-only view of the current terminal text
* @param button see {@link org.eclipse.swt.events.MouseEvent#button} for the meaning of the button values
*/
void mouseUp(ITerminalTextDataReadOnly terminalText, int line, int column, int button);
}

4
plugins/org.eclipse.tm.terminal.control/src/org/eclipse/tm/internal/terminal/control/ITerminalViewControl.java
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@ -10,6 +10,7 @@
* Martin Oberhuber (Wind River) - fixed copyright headers and beautified
* Martin Oberhuber (Wind River) - [204796] Terminal should allow setting the encoding to use
* Martin Oberhuber (Wind River) - [265352][api] Allow setting fonts programmatically
* Davy Landman (CWI) - [475267][api] Allow custom mouse listeners
******************************************************************************/
package org.eclipse.tm.internal.terminal.control;
@ -118,4 +119,7 @@ public interface ITerminalViewControl {
public void setBufferLineLimit(int bufferLineLimit);
boolean isScrollLock();
void setScrollLock(boolean on);
void addMouseListener(ITerminalMouseListener listener);
void removeMouseListener(ITerminalMouseListener listener);
}

12
plugins/org.eclipse.tm.terminal.control/src/org/eclipse/tm/internal/terminal/emulator/VT100TerminalControl.java
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@ -39,6 +39,7 @@
* Martin Oberhuber (Wind River) - [436612] Restore Eclipse 3.4 compatibility by using Reflection
* Anton Leherbauer (Wind River) - [458398] Add support for normal/application cursor keys mode
* Anton Leherbauer (Wind River) - [420928] Terminal widget leaks memory
* Davy Landman (CWI) - [475267][api] Allow custom mouse listeners
*******************************************************************************/
package org.eclipse.tm.internal.terminal.emulator;
@ -90,6 +91,7 @@ import org.eclipse.swt.widgets.Shell;
import org.eclipse.tm.internal.terminal.control.ICommandInputField;
import org.eclipse.tm.internal.terminal.control.ITerminalListener;
import org.eclipse.tm.internal.terminal.control.ITerminalListener2;
import org.eclipse.tm.internal.terminal.control.ITerminalMouseListener;
import org.eclipse.tm.internal.terminal.control.ITerminalViewControl;
import org.eclipse.tm.internal.terminal.control.impl.ITerminalControlForText;
import org.eclipse.tm.internal.terminal.control.impl.TerminalMessages;
@ -1407,5 +1409,15 @@ public class VT100TerminalControl implements ITerminalControlForText, ITerminalC
public void enableApplicationCursorKeys(boolean enable) {
fApplicationCursorKeys = enable;
}
@Override
public void addMouseListener(ITerminalMouseListener listener) {
getCtlText().addTerminalMouseListener(listener);
}
@Override
public void removeMouseListener(ITerminalMouseListener listener) {
getCtlText().removeTerminalMouseListener(listener);
}
}

38
plugins/org.eclipse.tm.terminal.control/src/org/eclipse/tm/internal/terminal/textcanvas/TextCanvas.java
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@ -17,10 +17,14 @@
* Anton Leherbauer (Wind River) - [324608] Terminal has strange scrolling behaviour
* Martin Oberhuber (Wind River) - [265352][api] Allow setting fonts programmatically
* Anton Leherbauer (Wind River) - [434749] UnhandledEventLoopException when copying to clipboard while the selection is empty
* Davy Landman (CWI) - [475267][api] Allow custom mouse listeners
*******************************************************************************/
package org.eclipse.tm.internal.terminal.textcanvas;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.swt.SWT;
import org.eclipse.swt.dnd.Clipboard;
import org.eclipse.swt.dnd.TextTransfer;
@ -35,6 +39,7 @@ import org.eclipse.swt.graphics.GC;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.tm.internal.terminal.control.ITerminalMouseListener;
/**
* A cell oriented Canvas. Maintains a list of "cells".
@ -50,6 +55,7 @@ public class TextCanvas extends GridCanvas {
private Point fDraggingEnd;
private boolean fHasSelection;
private ResizeListener fResizeListener;
private final List<ITerminalMouseListener> fMouseListeners;
// The minSize is meant to determine the minimum size of the backing store
// (grid) into which remote data is rendered. If the viewport is smaller
@ -116,8 +122,17 @@ public class TextCanvas extends GridCanvas {
public void focusLost(FocusEvent e) {
fCellCanvasModel.setCursorEnabled(false);
}});
fMouseListeners = new ArrayList<ITerminalMouseListener>();
addMouseListener(new MouseListener(){
public void mouseDoubleClick(MouseEvent e) {
if (fMouseListeners.size() > 0) {
Point pt = screenPointToCell(e.x, e.y);
if (pt != null) {
for (ITerminalMouseListener l : fMouseListeners) {
l.mouseDoubleClick(fCellCanvasModel.getTerminalText(), pt.y, pt.x, e.button);
}
}
}
}
public void mouseDown(MouseEvent e) {
if(e.button==1) { // left button
@ -132,6 +147,14 @@ public class TextCanvas extends GridCanvas {
}
fDraggingEnd=null;
}
if (fMouseListeners.size() > 0) {
Point pt = screenPointToCell(e.x, e.y);
if (pt != null) {
for (ITerminalMouseListener l : fMouseListeners) {
l.mouseDown(fCellCanvasModel.getTerminalText(), pt.y, pt.x, e.button);
}
}
}
}
public void mouseUp(MouseEvent e) {
if(e.button==1) { // left button
@ -142,6 +165,14 @@ public class TextCanvas extends GridCanvas {
fCellCanvasModel.setSelection(-1,-1,-1,-1);
fDraggingStart=null;
}
if (fMouseListeners.size() > 0) {
Point pt = screenPointToCell(e.x, e.y);
if (pt != null) {
for (ITerminalMouseListener l : fMouseListeners) {
l.mouseUp(fCellCanvasModel.getTerminalText(), pt.y, pt.x, e.button);
}
}
}
}
});
addMouseMoveListener(new MouseMoveListener() {
@ -428,5 +459,12 @@ public class TextCanvas extends GridCanvas {
}
public void addTerminalMouseListener(final ITerminalMouseListener listener) {
fMouseListeners.add(listener);
}
public void removeTerminalMouseListener(ITerminalMouseListener listener) {
fMouseListeners.remove(listener);
}
}