Implement long touch to select text
trigger selection mode(actually touch->mouse) by contextmenu(long press).
Bug: 375326606
Test: long press to select
Change-Id: Ib9ade088825d727a69f4bc3d94507946c12a53e5
diff --git a/android/TerminalApp/java/com/android/virtualization/terminal/MainActivity.java b/android/TerminalApp/java/com/android/virtualization/terminal/MainActivity.java
index 1442d30..bfa425d 100644
--- a/android/TerminalApp/java/com/android/virtualization/terminal/MainActivity.java
+++ b/android/TerminalApp/java/com/android/virtualization/terminal/MainActivity.java
@@ -300,6 +300,8 @@
.setVisibility(View.VISIBLE);
mBootCompleted.open();
updateModifierKeysVisibility();
+ mWebView.evaluateJavascript(
+ TerminalView.TOUCH_TO_MOUSE_HANDLER, null);
}
}
});
diff --git a/android/TerminalApp/java/com/android/virtualization/terminal/TerminalView.java b/android/TerminalApp/java/com/android/virtualization/terminal/TerminalView.java
index 77a48be..3f09e35 100644
--- a/android/TerminalApp/java/com/android/virtualization/terminal/TerminalView.java
+++ b/android/TerminalApp/java/com/android/virtualization/terminal/TerminalView.java
@@ -79,6 +79,73 @@
""";
public static final String ENABLE_CTRL_KEY = "(function(){window.ctrl=true;})();";
+ // TODO(b/375326606): consider contribution on
+ // upstream(https://github.com/xtermjs/xterm.js/issues/3727)
+ public static final String TOUCH_TO_MOUSE_HANDLER =
+ """
+(function() {
+let convertTouchToMouse = false;
+function touchHandler(event) {
+ const contextmenuByTouch =
+ event.type === 'contextmenu' && event.pointerType === 'touch';
+ // Only proceed for long touches (contextmenu) or when converting touch to
+ // mouse
+ if (!contextmenuByTouch && !convertTouchToMouse) {
+ return;
+ }
+
+ const touch = event.changedTouches ? event.changedTouches[0] : event;
+
+ let type;
+ switch (event.type) {
+ case 'contextmenu':
+ convertTouchToMouse = true;
+ type = 'mousedown';
+ break;
+ case 'touchmove':
+ type = 'mousemove';
+ break;
+ case 'touchend':
+ convertTouchToMouse = false;
+ type = 'mouseup';
+ break;
+ default:
+ convertTouchToMouse = false;
+ return;
+ }
+
+ const simulatedEvent = new MouseEvent(type, {
+ bubbles: true,
+ cancelable: true,
+ view: window,
+ detail: 1,
+ screenX: touch.screenX,
+ screenY: touch.screenY,
+ clientX: touch.clientX,
+ clientY: touch.clientY,
+ button: 0, // left click
+ });
+
+ touch.target.dispatchEvent(simulatedEvent);
+
+ // Prevent default behavior for touch events (except contextmenu)
+ if (event.type !== 'contextmenu') {
+ event.preventDefault();
+ event.stopPropagation();
+ }
+}
+const eventOptions = {
+ capture: true,
+ passive: false
+};
+document.addEventListener('touchstart', touchHandler, eventOptions);
+document.addEventListener('touchmove', touchHandler, eventOptions);
+document.addEventListener('touchend', touchHandler, eventOptions);
+document.addEventListener('touchcancel', touchHandler, eventOptions);
+document.addEventListener('contextmenu', touchHandler, eventOptions);
+})();
+""";
+
private final AccessibilityManager mA11yManager;
public TerminalView(Context context, AttributeSet attrs) {