1 files changed, 206 insertions, 0 deletions
diff --git a/devtools/shared/specs/styles.js b/devtools/shared/specs/styles.js
new file mode 100644
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+++ b/devtools/shared/specs/styles.js
@@ -0,0 +1,206 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+"use strict";
+
+const {
+  Arg,
+  Option,
+  RetVal,
+  generateActorSpec,
+  types
+} = require("devtools/shared/protocol");
+require("devtools/shared/specs/node");
+require("devtools/shared/specs/stylesheets");
+
+// Predeclare the domstylerule actor type
+types.addActorType("domstylerule");
+
+/**
+ * DOM Nodes returned by the style actor will be owned by the DOM walker
+ * for the connection.
+  */
+types.addLifetime("walker", "walker");
+
+/**
+ * When asking for the styles applied to a node, we return a list of
+ * appliedstyle json objects that lists the rules that apply to the node
+ * and which element they were inherited from (if any).
+ *
+ * Note appliedstyle only sends the list of actorIDs and is not a valid return
+ * value on its own. appliedstyle should be returned with the actual list of
+ * StyleRuleActor and StyleSheetActor. See appliedStylesReturn.
+ */
+types.addDictType("appliedstyle", {
+  rule: "domstylerule#actorid",
+  inherited: "nullable:domnode#actorid",
+  keyframes: "nullable:domstylerule#actorid"
+});
+
+types.addDictType("matchedselector", {
+  rule: "domstylerule#actorid",
+  selector: "string",
+  value: "string",
+  status: "number"
+});
+
+types.addDictType("appliedStylesReturn", {
+  entries: "array:appliedstyle",
+  rules: "array:domstylerule",
+  sheets: "array:stylesheet"
+});
+
+types.addDictType("modifiedStylesReturn", {
+  isMatching: RetVal("boolean"),
+  ruleProps: RetVal("nullable:appliedStylesReturn")
+});
+
+types.addDictType("fontpreview", {
+  data: "nullable:longstring",
+  size: "json"
+});
+
+types.addDictType("fontface", {
+  name: "string",
+  CSSFamilyName: "string",
+  rule: "nullable:domstylerule",
+  srcIndex: "number",
+  URI: "string",
+  format: "string",
+  preview: "nullable:fontpreview",
+  localName: "string",
+  metadata: "string"
+});
+
+const pageStyleSpec = generateActorSpec({
+  typeName: "pagestyle",
+
+  events: {
+    "stylesheet-updated": {
+      type: "styleSheetUpdated",
+      styleSheet: Arg(0, "stylesheet")
+    }
+  },
+
+  methods: {
+    getComputed: {
+      request: {
+        node: Arg(0, "domnode"),
+        markMatched: Option(1, "boolean"),
+        onlyMatched: Option(1, "boolean"),
+        filter: Option(1, "string"),
+      },
+      response: {
+        computed: RetVal("json")
+      }
+    },
+    getAllUsedFontFaces: {
+      request: {
+        includePreviews: Option(0, "boolean"),
+        previewText: Option(0, "string"),
+        previewFontSize: Option(0, "string"),
+        previewFillStyle: Option(0, "string")
+      },
+      response: {
+        fontFaces: RetVal("array:fontface")
+      }
+    },
+    getUsedFontFaces: {
+      request: {
+        node: Arg(0, "domnode"),
+        includePreviews: Option(1, "boolean"),
+        previewText: Option(1, "string"),
+        previewFontSize: Option(1, "string"),
+        previewFillStyle: Option(1, "string")
+      },
+      response: {
+        fontFaces: RetVal("array:fontface")
+      }
+    },
+    getMatchedSelectors: {
+      request: {
+        node: Arg(0, "domnode"),
+        property: Arg(1, "string"),
+        filter: Option(2, "string")
+      },
+      response: RetVal(types.addDictType("matchedselectorresponse", {
+        rules: "array:domstylerule",
+        sheets: "array:stylesheet",
+        matched: "array:matchedselector"
+      }))
+    },
+    getApplied: {
+      request: {
+        node: Arg(0, "domnode"),
+        inherited: Option(1, "boolean"),
+        matchedSelectors: Option(1, "boolean"),
+        filter: Option(1, "string")
+      },
+      response: RetVal("appliedStylesReturn")
+    },
+    isPositionEditable: {
+      request: { node: Arg(0, "domnode")},
+      response: { value: RetVal("boolean") }
+    },
+    getLayout: {
+      request: {
+        node: Arg(0, "domnode"),
+        autoMargins: Option(1, "boolean")
+      },
+      response: RetVal("json")
+    },
+    addNewRule: {
+      request: {
+        node: Arg(0, "domnode"),
+        pseudoClasses: Arg(1, "nullable:array:string"),
+        editAuthored: Arg(2, "boolean")
+      },
+      response: RetVal("appliedStylesReturn")
+    }
+  }
+});
+
+exports.pageStyleSpec = pageStyleSpec;
+
+const styleRuleSpec = generateActorSpec({
+  typeName: "domstylerule",
+
+  events: {
+    "location-changed": {
+      type: "locationChanged",
+      line: Arg(0, "number"),
+      column: Arg(1, "number")
+    },
+  },
+
+  methods: {
+    setRuleText: {
+      request: { modification: Arg(0, "string") },
+      response: { rule: RetVal("domstylerule") }
+    },
+    modifyProperties: {
+      request: { modifications: Arg(0, "array:json") },
+      response: { rule: RetVal("domstylerule") }
+    },
+    modifySelector: {
+      request: { selector: Arg(0, "string") },
+      response: { isModified: RetVal("boolean") },
+    },
+    modifySelector2: {
+      request: {
+        node: Arg(0, "domnode"),
+        value: Arg(1, "string"),
+        editAuthored: Arg(2, "boolean")
+      },
+      response: RetVal("modifiedStylesReturn")
+    }
+  }
+});
+
+exports.styleRuleSpec = styleRuleSpec;
+
+// The PageStyle actor flattens the DOM CSS objects a little bit, merging
+// Rules and their Styles into one actor.  For elements (which have a style
+// but no associated rule) we fake a rule with the following style id.
+const ELEMENT_STYLE = 100;
+exports.ELEMENT_STYLE = ELEMENT_STYLE;