命令锁逻辑修改

src/core/minder.command.js

@@ -20,7 +20,7 @@ kity.extendClass( Minder, {
 		}
 	},
 	execCommand: function ( name ) {
-		var TargetCommand, command, cmdArgs, eventParams, stoped;
+		var TargetCommand, command, cmdArgs, eventParams, stoped, isTopCommand;
 
 		TargetCommand = this._getCommand( name );
 		if ( !TargetCommand ) {
@@ -36,20 +36,23 @@ kity.extendClass( Minder, {
 			commandArgs: cmdArgs
 		};
 
-		this._executingCommand = this._executingCommand || command;
-
-		if ( this._executingCommand == command ) {
+		if ( !this._executingCommand ) {
+			this._executingCommand = command;
+			isTopCommand = true;
+		} else {
+			isTopCommand = false;
+		}
 
 		stoped = this._fire( new MinderEvent( 'beforecommand', eventParams, true ) );
 
 		if ( !stoped ) {
 
 			this._fire( new MinderEvent( "precommand", eventParams, false ) );
-
 			command.execute.apply( command, [ this ].concat( cmdArgs ) );
-
 			this._fire( new MinderEvent( "command", eventParams, false ) );
 
+			// 顶级命令才触发事件
+			if ( isTopCommand ) {
 				if ( command.isContentChanged() ) {
 					this._firePharse( new MinderEvent( 'contentchange' ) );
 				}
@@ -58,10 +61,11 @@ kity.extendClass( Minder, {
 				}
 				this._firePharse( new MinderEvent( 'interactchange' ) );
 			}
+		}
 
+		// 顶级事件执行完毕才能清楚顶级事件的执行标记
+		if ( isTopCommand ) {
 			this._executingCommand = null;
-		} else {
-			command.execute.apply( command, [ this ].concat( cmdArgs ) );
 		}
 	},