void setToolManager(ToolManager tm) {
		toolManager.removeWorkspaceChangeListener(this);
		toolManager = tm;
		toolManager.addWorkspaceChangeListener(this);
		panel.setToolManager(toolManager);
	}
Dialog to show existing connections between tools and
to connect tools.
Ghidra/Framework/Project/src/main/java/ghidra/framework/main/ToolConnectionDialog.java