cursors

app/mxwm/startz.js

@@ -84,6 +84,7 @@ async function onMouseDown(ctx, button) {
         if (isMouseOnHeader(window)) {
             dragging_window = window["wid"]
             selected_window = window["wid"]
+            setGraphicsCursor("grabbing")
         }
         if (isMouseInside(window)) {
             selected_window = window["wid"]
@@ -96,6 +97,7 @@ async function onMouseUp(ctx, button) {
     for (let window of listWindows()) {
         if (isMouseOnHeader(window)) {
             dragging_window = null
+            setGraphicsCursor("grab")
         }
         if (isMouseInside(window)) {
             window.onmouseup(button)
@@ -106,11 +108,14 @@ async function onMouseUp(ctx, button) {
 let mouse_position = [0, 0]
 
 async function onMouseMove(ctx, x, y) {
+    let cursor = "default"
+    
     if (dragging_window != null) { 
         let window = getWindow(dragging_window)
         if (isMouseOnHeader(window)) {
             window.x += x - mouse_position[0]
             window.y += y - mouse_position[1]
+            cursor = "grabbing"
         }
     }
     
@@ -120,9 +125,14 @@ async function onMouseMove(ctx, x, y) {
         if (isMouseInside(window)) {
             window.onmousemove(mouse_position[0] - window.x, mouse_position[1] - window.y)
         }
+        if (dragging_window == null && isMouseOnHeader(window)) {
+            cursor = "grab"
         }
     }
 
+    setGraphicsCursor(cursor)
+}
+
 async function main(args) {
     let ctx = null
     

sys/graphics.js

@@ -1,6 +1,11 @@
 var graphics_canvas = null
 var graphics_context = null
 
+function setGraphicsCursor(name) {
+    if (graphics_canvas != null) {
+        graphics_canvas.style.cursor = name
+    }
+}
 
 function enableGraphics(options={}) {
     document.body.style.overflow = "hidden"

sys/terminal.js

@@ -177,9 +177,11 @@ document.onkeydown = (e) => {
 }
 
 setInterval(() => {
+    try {
         if (graphics_canvas == null) {
             clipboard_collect.focus()
         }
+    } catch (e) {}
 });
 
 clipboard_collect.onpaste = (e) => {