Add SearchModuleField to RackWidget

CHANGELOG.md

@@ -3,6 +3,8 @@ Tip: Use `git checkout v0.4.0` for example to check out any previous version men
 
 ### dev
 
+- Automatically scroll when dragging cables to the edge of the screen
+
 - Audible Instruments
 	- Added Low CPU mode to Braids for draft-quality rendering
 

include/widgets.hpp

@@ -288,7 +288,6 @@ struct Menu : OpaqueWidget {
 	// Resizes menu and calls addChild()
 	void pushChild(Widget *child);
 	void setChildMenu(Menu *menu);
-	void fit();
 	void step() override;
 	void draw(NVGcontext *vg) override;
 	bool onScrollOpaque(Vec scrollRel) override;
@@ -300,7 +299,7 @@ struct MenuEntry : OpaqueWidget {
 	MenuEntry() {
 		box.size = Vec(0, BND_WIDGET_HEIGHT);
 	}
-	virtual float computeMinWidth(NVGcontext *vg);
+	void step() override;
 };
 
 struct MenuLabel : MenuEntry {
@@ -308,9 +307,7 @@ struct MenuLabel : MenuEntry {
 };
 
 struct MenuItem : MenuEntry {
-	float computeMinWidth(NVGcontext *vg) override;
 	void draw(NVGcontext *vg) override;
-
 	virtual Menu *createChildMenu() {return NULL;}
 	void onMouseEnter() override;
 	void onDragDrop(Widget *origin) override;

src/app/RackWidget.cpp

@@ -453,6 +453,25 @@ struct AddManufacturerMenuItem : MenuItem {
 	}
 };
 
+struct SearchModuleField : TextField {
+	void onTextChange() override {
+		Menu *parentMenu = getAncestorOfType<Menu>();
+		assert(parentMenu);
+
+		for (Widget *w : parentMenu->children) {
+			AddManufacturerMenuItem *a = dynamic_cast<AddManufacturerMenuItem*>(w);
+			if (!a)
+				continue;
+			if (a->manufacturerName == text) {
+				a->visible = true;
+			}
+			else {
+				a->visible = false;
+			}
+		}
+	}
+};
+
 void RackWidget::onMouseDownOpaque(int button) {
 	if (button == 1) {
 		Vec modulePos = gMousePos.minus(getAbsolutePos());
@@ -460,11 +479,14 @@ void RackWidget::onMouseDownOpaque(int button) {
 
 		menu->pushChild(construct<MenuLabel>(&MenuLabel::text, "Add module"));
 
+		/*
 		// TODO make functional
-		TextField *searchField = construct<TextField>();
+		TextField *searchField = construct<SearchModuleField>();
+		searchField->box.size.x = 100.0;
 		menu->pushChild(searchField);
 		// Focus search field
 		gFocusedWidget = searchField;
+		*/
 
 		// Collect manufacturer names
 		std::set<std::string> manufacturerNames;

src/widgets/Menu.cpp

@@ -27,35 +27,27 @@ void Menu::setChildMenu(Menu *menu) {
 	}
 }
 
-void Menu::fit() {
+void Menu::step() {
 	// Try to fit into the parent's box
 	if (parent)
 		box = box.clamp(Rect(Vec(0, 0), parent->box.size));
-}
 
-void Menu::step() {
-	fit();
 	Widget::step();
-}
 
-void Menu::draw(NVGcontext *vg) {
 	// Resize the width to the widest child
 	for (Widget *child : children) {
-		MenuEntry *menuEntry = dynamic_cast<MenuEntry*>(child);
-		if (!menuEntry)
-			continue;
-		float width = menuEntry->computeMinWidth(vg);
-		if (width > box.size.x) {
-			box.size.x = width;
+		if (child->box.size.x > box.size.x) {
+			box.size.x = child->box.size.x;
 		}
 	}
 	// Resize widths of children
 	for (Widget *child : children) {
 		child->box.size.x = box.size.x;
 	}
+}
 
+void Menu::draw(NVGcontext *vg) {
 	bndMenuBackground(vg, 0.0, 0.0, box.size.x, box.size.y, BND_CORNER_NONE);
-
 	Widget::draw(vg);
 }
 
@@ -65,7 +57,6 @@ bool Menu::onScrollOpaque(Vec scrollRel) {
 		return true;
 	if (!parent->box.contains(box))
 		box.pos = box.pos.plus(scrollRel);
-	fit();
 	return true;
 }
 

src/widgets/MenuEntry.cpp

@@ -1,12 +1,17 @@
 #include "widgets.hpp"
+#include "gui.hpp"
 
 
 namespace rack {
 
 
-float MenuEntry::computeMinWidth(NVGcontext *vg) {
+void MenuEntry::step() {
 	// Add 10 more pixels because Retina measurements are sometimes too small
-	return bndLabelWidth(vg, -1, text.c_str()) + 10.0;
+	const float rightPadding = 10.0;
+	// HACK use gVg from the gui.
+	// All this does is inspect the font, so it shouldn't modify gVg and should work when called from a FramebufferWidget for example.
+	box.size.x = bndLabelWidth(gVg, -1, text.c_str()) + bndLabelWidth(gVg, -1, rightText.c_str()) + rightPadding;
+	Widget::step();
 }
 
 

src/widgets/MenuItem.cpp

@@ -4,12 +4,8 @@
 namespace rack {
 
 
-#define RIGHT_PADDING 10.0
 #define BND_LABEL_FONT_SIZE 13
 
-float MenuItem::computeMinWidth(NVGcontext *vg) {
-	return MenuEntry::computeMinWidth(vg) + RIGHT_PADDING + bndLabelWidth(vg, -1, rightText.c_str());
-}
 
 void MenuItem::draw(NVGcontext *vg) {
 	// Get state