Send process updates in the demo

demo/rust/src/interface.rs

@@ -138,7 +138,7 @@ pub struct TreeUniformTree {
 }
 
 impl TreeUniformTree {
-    pub fn data_changed(&self, item: Option<usize>, first: usize, last: usize) {
+    pub fn data_changed(&self, first: usize, last: usize) {
         (self.data_changed)(self.qobject, first, last);
     }
     pub fn begin_reset_model(&self) {

demo/rust/src/processes_implementation.rs

@@ -166,6 +166,34 @@ fn insert_row(model:  &ProcessesUniformTree, parent: pid_t, row: usize,
     model.end_insert_rows();
 }
 
+fn sync_row(model: &ProcessesUniformTree, pid: pid_t,
+        a: &mut Process, b: &Process) {
+    let mut changed = false;
+    if a.name != b.name {
+        a.name.clone_from(&b.name);
+        changed = true;
+    }
+    if a.cpu_usage != b.cpu_usage {
+        a.cpu_usage = b.cpu_usage;
+        changed = true;
+    }
+    if a.cmd != b.cmd {
+        a.cmd.clone_from(&b.cmd);
+        changed = true;
+    }
+    if a.exe != b.exe {
+        a.exe.clone_from(&b.exe);
+        changed = true;
+    }
+    if a.memory != b.memory {
+        a.memory = b.memory;
+        changed = true;
+    }
+    if changed {
+        model.data_changed(pid as usize, pid as usize);
+    }
+}
+
 fn sync_tree(model: &ProcessesUniformTree, parent: pid_t,
         amap: &mut HashMap<pid_t, ProcessItem>,
         bmap: &mut HashMap<pid_t, ProcessItem>) {
@@ -186,6 +214,8 @@ fn sync_tree(model: &ProcessesUniformTree, parent: pid_t,
             alen += 1;
             b += 1;
         } else {
+            sync_row(model, apid,  &mut amap.get_mut(&apid).unwrap().process,
+                    &bmap[&apid].process);
             sync_tree(model, apid, amap, bmap);
             a += 1;
             b += 1;

demo/rust/src/processes_interface.rs

@@ -108,7 +108,7 @@ pub struct ProcessesUniformTree {
 }
 
 impl ProcessesUniformTree {
-    pub fn data_changed(&self, item: Option<usize>, first: usize, last: usize) {
+    pub fn data_changed(&self, first: usize, last: usize) {
         (self.data_changed)(self.qobject, first, last);
     }
     pub fn begin_reset_model(&self) {

src/rust.cpp

@@ -197,7 +197,7 @@ pub struct %1%2 {
 }
 
 impl %1%2 {
-    pub fn data_changed(&self,%3 first: usize, last: usize) {
+    pub fn data_changed(&self, first: usize, last: usize) {
         (self.data_changed)(self.qobject, first, last);
     }
     pub fn begin_reset_model(&self) {

tests/rust_tree/src/interface.rs

@@ -108,7 +108,7 @@ pub struct PersonsUniformTree {
 }
 
 impl PersonsUniformTree {
-    pub fn data_changed(&self, item: Option<usize>, first: usize, last: usize) {
+    pub fn data_changed(&self, first: usize, last: usize) {
         (self.data_changed)(self.qobject, first, last);
     }
     pub fn begin_reset_model(&self) {