User Experience Updates (#440)

* Update parameters panel to enable visibility by default

Beginners should be able to see the parameter panel when they first use the software

* Allow viewport and node panels to use select all and clear hotkeys

* Clean up indentation

source/creator/package.d

@@ -561,6 +561,32 @@ void incSelectAll() {
     }
 }
 
+/**
+    Unselects nodes
+*/
+void incUnselectNodes() {
+    if (incArmedParameter()) return;
+    incSelectNode();
+}
+
+/**
+    ModelEdit common Hotkeys
+    this hotkeys are used in Viewport Panel and Node Panel
+*/
+void incModelEditorCommonHotKeys() {
+    import creator.core.input;
+    if (incEditMode != EditMode.ModelEdit)
+        return;
+
+    if (!incArmedParameter && (igIsWindowFocused(ImGuiFocusedFlags.ChildWindows) || igIsWindowHovered(ImGuiHoveredFlags.ChildWindows))) {
+        if (incShortcut("Ctrl+A"))
+            incSelectAll();
+
+        if (igIsKeyDown(ImGuiKey.Escape))
+            incUnselectNodes();
+    }
+}
+
 /**
     Gets whether the node is in the selection
 */

source/creator/panels/nodes.d

@@ -14,7 +14,6 @@ import creator;
 import creator.widgets;
 import creator.ext;
 import creator.core;
-import creator.core.input;
 import creator.utils;
 import inochi2d;
 import std.string;
@@ -476,13 +475,7 @@ protected:
     override
     void onUpdate() {
 
-        if (incEditMode == EditMode.ModelEdit) {
-            if (!incArmedParameter && (igIsWindowFocused(ImGuiFocusedFlags.ChildWindows) || igIsWindowHovered(ImGuiHoveredFlags.ChildWindows))) {
-                if (incShortcut("Ctrl+A")) {
-                    incSelectAll();
-                }
-            }
-        }
+        incModelEditorCommonHotKeys();
 
         if (incEditMode == EditMode.VertexEdit) {
             incLabelOver(_("In vertex edit mode..."), ImVec2(0, 0), true);

source/creator/panels/parameters.d

@@ -1266,7 +1266,7 @@ protected:
 
 public:
     this() {
-        super("Parameters", _("Parameters"), false);
+        super("Parameters", _("Parameters"), true);
     }
 }
 

source/creator/panels/viewport.d

@@ -58,6 +58,8 @@ protected:
         auto drawList = igGetWindowDrawList();
         auto window = igGetCurrentWindow();
 
+        incModelEditorCommonHotKeys();
+
         // Draw viewport itself
         ImVec2 currSize;
         igGetContentRegionAvail(&currSize);