Perform drag and drop from the browser end

app/browser/reducers/dragDropReducer.js

@@ -4,25 +4,26 @@
 
 'use strict'
 
-const {APP_DRAG_STARTED, APP_DRAG_STOPPED, APP_DATA_DROPPED, APP_DRAGGED_OVER} = require('../../../js/constants/appConstants')
+const appActions = require('../../../js/constants/appConstants')
 const Immutable = require('immutable')
 
 const dragDropReducer = (state, action) => {
   switch (action.actionType) {
-    case APP_DRAG_STARTED:
+    case appActions.APP_DRAG_STARTED:
       state = state.set('dragData', Immutable.fromJS({
         windowId: action.windowId,
         type: action.dragType,
         data: action.dragData
       }))
       break
-    case APP_DRAG_STOPPED:
+    case appActions.APP_DRAG_CANCELLED:
+    case appActions.APP_DRAG_ENDED:
       state = state.delete('dragData')
       break
-    case APP_DATA_DROPPED:
+    case appActions.APP_DATA_DROPPED:
       state = state.setIn(['dragData', 'dropWindowId'], action.dropWindowId)
       break
-    case APP_DRAGGED_OVER:
+    case appActions.APP_DRAGGED_OVER:
       state = state.mergeIn(['dragData', 'dragOverData'], action.draggedOverData)
       break
   }

app/browser/reducers/tabsReducer.js

@@ -6,10 +6,14 @@
 
 const appConstants = require('../../../js/constants/appConstants')
 const tabs = require('../tabs')
+const {getWebContents} = require('../webContentsCache')
 const tabState = require('../../common/state/tabState')
 const windowConstants = require('../../../js/constants/windowConstants')
 const {makeImmutable} = require('../../common/state/immutableUtil')
 const {getFlashResourceId} = require('../../../js/flash')
+const Immutable = require('immutable')
+const dragTypes = require('../../../js/constants/dragTypes')
+const {frameOptsFromFrame} = require('../../../js/state/frameStateUtil')
 
 const tabsReducer = (state, action) => {
   action = makeImmutable(action)
@@ -20,9 +24,14 @@ const tabsReducer = (state, action) => {
     case appConstants.APP_TAB_CREATED:
       state = tabState.maybeCreateTab(state, action)
       break
-    case appConstants.APP_TAB_MOVED:
-      state = tabs.moveTo(state, action)
+    case appConstants.APP_TAB_MOVED: {
+      const tabId = action.get('tabId')
+      const frameOpts = action.get('frameOpts')
+      const browserOpts = action.get('browserOpts') || new Immutable.Map()
+      const windowId = action.get('windowId') || -1
+      state = tabs.moveTo(state, tabId, frameOpts, browserOpts, windowId)
       break
+    }
     case appConstants.APP_CREATE_TAB_REQUESTED:
       state = tabs.createTab(state, action)
       break
@@ -38,7 +47,7 @@ const tabsReducer = (state, action) => {
     case appConstants.APP_ALLOW_FLASH_ONCE:
     case appConstants.APP_ALLOW_FLASH_ALWAYS:
       {
-        const webContents = tabs.getWebContents(action.get('tabId'))
+        const webContents = getWebContents(action.get('tabId'))
         if (webContents && !webContents.isDestroyed() && webContents.getURL() === action.get('url')) {
           webContents.authorizePlugin(getFlashResourceId())
         }
@@ -68,6 +77,18 @@ const tabsReducer = (state, action) => {
     case appConstants.APP_FRAME_CHANGED:
       state = tabState.updateFrame(state, action)
       break
+    case appConstants.APP_DRAG_ENDED: {
+      const dragData = state.get('dragData')
+      if (dragData && dragData.get('type') === dragTypes.TAB) {
+        const frame = dragData.get('data')
+        const frameOpts = frameOptsFromFrame(frame).toJS()
+        const browserOpts = { positionByMouseCursor: true }
+        frameOpts.indexByFrameKey = dragData.getIn(['dragOverData', 'draggingOverKey'])
+        frameOpts.prependIndexByFrameKey = dragData.getIn(['dragOverData', 'draggingOverLeftHalf'])
+        state = tabs.moveTo(state, frame.get('tabId'), frameOpts, browserOpts, dragData.get('dropWindowId'))
+      }
+      break
+    }
   }
   return state
 }

app/browser/tabs.js

@@ -1,3 +1,7 @@
+/* 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/. */
+
 const appActions = require('../../js/actions/appActions')
 const config = require('../../js/constants/config')
 const Immutable = require('immutable')
@@ -10,18 +14,11 @@ const {isSessionPartition} = require('../../js/state/frameStateUtil')
 const {getOrigin} = require('../../js/state/siteUtil')
 const {getSetting} = require('../../js/settings')
 const settings = require('../../js/constants/settings')
+const {cleanupWebContents, currentWebContents, getWebContents, updateWebContents} = require('./webContentsCache')
 
-let currentWebContents = {}
 let currentPartitionNumber = 0
 const incrementPartitionNumber = () => ++currentPartitionNumber
 
-const cleanupWebContents = (tabId) => {
-  if (currentWebContents[tabId]) {
-    delete currentWebContents[tabId]
-    appActions.tabClosed({ tabId })
-  }
-}
-
 const normalizeUrl = function (url) {
   if (isSourceAboutUrl(url)) {
     url = getTargetAboutUrl(url)
@@ -36,7 +33,7 @@ const normalizeUrl = function (url) {
 }
 
 const getTabValue = function (tabId) {
-  let tab = api.getWebContents(tabId)
+  let tab = getWebContents(tabId)
   if (tab) {
     let tabValue = makeImmutable(tab.tabValue())
     tabValue = tabValue.set('canGoBack', tab.canGoBack())
@@ -189,7 +186,7 @@ const api = {
         console.log('responsive')
       })
 
-      currentWebContents[tabId] = tab
+      updateWebContents(tabId, tab)
       let tabValue = getTabValue(tabId)
       if (tabValue) {
         appActions.tabCreated(tabValue)
@@ -230,14 +227,10 @@ const api = {
     }
   },
 
-  getWebContents: (tabId) => {
-    return currentWebContents[tabId]
-  },
-
   toggleDevTools: (state, action) => {
     action = makeImmutable(action)
     const tabId = action.get('tabId')
-    const tab = api.getWebContents(tabId)
+    const tab = getWebContents(tabId)
     if (tab && !tab.isDestroyed()) {
       if (tab.isDevToolsOpened()) {
         tab.closeDevTools()
@@ -252,7 +245,7 @@ const api = {
     action = makeImmutable(action)
     let frameProps = action.get('frameProps')
     let tabId = frameProps.get('tabId')
-    let tab = api.getWebContents(tabId)
+    let tab = getWebContents(tabId)
     if (tab && !tab.isDestroyed()) {
       tab.setActive(true)
       let tabValue = getTabValue(tabId)
@@ -264,7 +257,7 @@ const api = {
   loadURL: (state, action) => {
     action = makeImmutable(action)
     const tabId = action.get('tabId')
-    const tab = api.getWebContents(tabId)
+    const tab = getWebContents(tabId)
     if (tab && !tab.isDestroyed()) {
       let url = normalizeUrl(action.get('url'))
       // We only allow loading URLs explicitly when the origin is
@@ -287,7 +280,7 @@ const api = {
     action = makeImmutable(action)
     const windowId = action.get('windowId')
     const tabValue = tabState.getActiveTabValue(state, windowId)
-    const tab = tabValue && api.getWebContents(tabValue.get('tabId'))
+    const tab = tabValue && getWebContents(tabValue.get('tabId'))
     if (tab && !tab.isDestroyed()) {
       const url = normalizeUrl(action.get('url'))
       tab.loadURL(url)
@@ -300,7 +293,7 @@ const api = {
     const frameProps = action.get('frameProps')
     const muted = action.get('muted')
     const tabId = frameProps.get('tabId')
-    const tab = api.getWebContents(tabId)
+    const tab = getWebContents(tabId)
     if (tab && !tab.isDestroyed()) {
       tab.setAudioMuted(muted)
       const tabValue = getTabValue(tabId)
@@ -317,7 +310,7 @@ const api = {
     if (tabValue && tabValue.get('index') !== undefined) {
       options = options.set('index', tabValue.get('index') + 1)
     }
-    const tab = api.getWebContents(tabId)
+    const tab = getWebContents(tabId)
     if (tab && !tab.isDestroyed()) {
       tab.clone(options.toJS(), (newTab) => {
       })
@@ -329,7 +322,7 @@ const api = {
     action = makeImmutable(action)
     const tabId = action.get('tabId')
     const pinned = action.get('pinned')
-    const tab = api.getWebContents(tabId)
+    const tab = getWebContents(tabId)
     if (tab && !tab.isDestroyed()) {
       const url = tab.getURL()
       // For now we only support 1 tab pin per URL
@@ -357,7 +350,7 @@ const api = {
   },
 
   closeTab: (tabId, forceClose) => {
-    const tab = api.getWebContents(tabId)
+    const tab = getWebContents(tabId)
     try {
       if (tab && !tab.isDestroyed()) {
         if (forceClose) {
@@ -414,14 +407,10 @@ const api = {
     return state
   },
 
-  moveTo: (state, action) => {
-    action = makeImmutable(action)
-    const tabId = action.get('tabId')
-    const frameOpts = action.get('frameOpts')
-    const browserOpts = action.get('browserOpts') || new Immutable.Map()
-    // positionByMouseCursor: true
-    const windowId = action.get('windowId') || -1
-    const tab = api.getWebContents(tabId)
+  moveTo: (state, tabId, frameOpts, browserOpts, windowId) => {
+    frameOpts = makeImmutable(frameOpts)
+    browserOpts = makeImmutable(browserOpts)
+    const tab = getWebContents(tabId)
     if (tab && !tab.isDestroyed()) {
       const tabValue = getTabValue(tabId)
       const guestInstanceId = tabValue && tabValue.get('guestInstanceId')
@@ -433,6 +422,21 @@ const api = {
       if (windowId != null && currentWindowId === windowId) {
         return state
       }
+
+      if (windowId == null || windowId === -1) {
+        // If there's only one tab and we're dragging outside the window, then disallow
+        // a new window to be created.
+        const windowTabCount = tabState.getTabsByWindowId(state, currentWindowId).size
+        if (windowTabCount === 1) {
+          return state
+        }
+      }
+
+      if (tabValue.get('pinned')) {
+        // If the current tab is pinned, then don't allow to drag out
+        return state
+      }
+
       tab.detach(() => {
         if (windowId == null || windowId === -1) {
           appActions.newWindow(makeImmutable(frameOpts), browserOpts)
@@ -452,7 +456,7 @@ const api = {
     const windowId = createProperties.get('windowId')
     const tabData = tabState.getMatchingTab(state, createProperties, windowId, url)
     if (tabData) {
-      const tab = api.getWebContents(tabData.get('id'))
+      const tab = getWebContents(tabData.get('id'))
       if (tab && !tab.isDestroyed()) {
         tab.setActive(true)
       }

app/browser/webContentsCache.js

@@ -0,0 +1,29 @@
+/* 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/. */
+
+const appActions = require('../../js/actions/appActions')
+
+const currentWebContents = {}
+
+const cleanupWebContents = (tabId) => {
+  if (currentWebContents[tabId]) {
+    delete currentWebContents[tabId]
+    appActions.tabClosed({ tabId })
+  }
+}
+
+const getWebContents = (tabId) => {
+  return currentWebContents[tabId]
+}
+
+const updateWebContents = (tabId, tab) => {
+  currentWebContents[tabId] = tab
+}
+
+module.exports = {
+  cleanupWebContents,
+  getWebContents,
+  updateWebContents,
+  currentWebContents
+}

app/renderer/components/bookmarksToolbar.js

@@ -536,10 +536,10 @@ const styles = StyleSheet.create({
     }
   },
   bookmarkToolbarButton__draggingOverLeft: {
-    marginLeft: bookmarkToolbarButtonDraggingMargin
+    paddingLeft: bookmarkToolbarButtonDraggingMargin
   },
   bookmarkToolbarButton__draggingOverRight: {
-    marginRight: bookmarkToolbarButtonDraggingMargin
+    paddingRight: bookmarkToolbarButtonDraggingMargin
   },
   bookmarkToolbarButton__isDragging: {
     opacity: '0.2'

docs/appActions.md

@@ -955,6 +955,13 @@ Notifies the app that a drop operation occurred
 
 
 
+### dragCancelled() 
+
+Notifies the app that a drop operation was cancelled
+because ESC was pressed.
+
+
+
 
 * * *
 

js/actions/appActions.js

@@ -1176,7 +1176,7 @@ const appActions = {
    */
   dragEnded: function () {
     AppDispatcher.dispatch({
-      actionType: appConstants.APP_DRAG_STOPPED
+      actionType: appConstants.APP_DRAG_ENDED
     })
   },
 
@@ -1198,6 +1198,16 @@ const appActions = {
       actionType: appConstants.APP_DRAGGED_OVER,
       draggedOverData
     })
+  },
+
+  /**
+   * Notifies the app that a drop operation was cancelled
+   * because ESC was pressed.
+   */
+  dragCancelled: function () {
+    AppDispatcher.dispatch({
+      actionType: appConstants.APP_DRAG_CANCELLED
+    })
   }
 }