DevTools: remove unused resizing strategy code paths, make it solely...

DevTools: remove unused resizing strategy code paths, make it solely bounds-based; support hidden inspected contents case.

TBR=tsepez (removing method from devtools dispatcher)
NOTRY=true

Review URL: https://codereview.chromium.org/440663003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@288056 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/devtools/devtools_contents_resizing_strategy.cc

@@ -6,80 +6,48 @@
 
 #include <algorithm>
 
-DevToolsContentsResizingStrategy::DevToolsContentsResizingStrategy() {
-}
-
-DevToolsContentsResizingStrategy::DevToolsContentsResizingStrategy(
-    const gfx::Insets& insets, const gfx::Size& min_size)
-    : insets_(insets),
-      min_size_(min_size) {
+DevToolsContentsResizingStrategy::DevToolsContentsResizingStrategy()
+    : hide_inspected_contents_(false) {
 }
 
 DevToolsContentsResizingStrategy::DevToolsContentsResizingStrategy(
     const gfx::Rect& bounds)
-    : bounds_(bounds) {
+    : bounds_(bounds),
+      hide_inspected_contents_(bounds_.IsEmpty() && !bounds_.x() &&
+          !bounds_.y()) {
 }
 
 
 void DevToolsContentsResizingStrategy::CopyFrom(
     const DevToolsContentsResizingStrategy& strategy) {
-  insets_ = strategy.insets();
-  min_size_ = strategy.min_size();
   bounds_ = strategy.bounds();
+  hide_inspected_contents_ = strategy.hide_inspected_contents();
 }
 
 bool DevToolsContentsResizingStrategy::Equals(
     const DevToolsContentsResizingStrategy& strategy) {
-  return insets_ == strategy.insets() && min_size_ == strategy.min_size() &&
-      bounds_ == strategy.bounds();
+  return bounds_ == strategy.bounds() &&
+      hide_inspected_contents_ == strategy.hide_inspected_contents();
 }
 
 void ApplyDevToolsContentsResizingStrategy(
     const DevToolsContentsResizingStrategy& strategy,
     const gfx::Size& container_size,
-    const gfx::Rect& old_devtools_bounds,
-    const gfx::Rect& old_contents_bounds,
     gfx::Rect* new_devtools_bounds,
     gfx::Rect* new_contents_bounds) {
   new_devtools_bounds->SetRect(
       0, 0, container_size.width(), container_size.height());
 
-  const gfx::Insets& insets = strategy.insets();
-  const gfx::Size& min_size = strategy.min_size();
   const gfx::Rect& bounds = strategy.bounds();
+  if (bounds.size().IsEmpty() && !strategy.hide_inspected_contents()) {
+    new_contents_bounds->SetRect(
+        0, 0, container_size.width(), container_size.height());
+    return;
+  }
 
-  if (!bounds.size().IsEmpty()) {
   int left = std::min(bounds.x(), container_size.width());
   int top = std::min(bounds.y(), container_size.height());
   int width = std::min(bounds.width(), container_size.width() - left);
   int height = std::min(bounds.height(), container_size.height() - top);
   new_contents_bounds->SetRect(left, top, width, height);
-    return;
-  }
-
-  int width = std::max(0, container_size.width() - insets.width());
-  int left = insets.left();
-  if (width < min_size.width() && insets.width() > 0) {
-    int min_width = std::min(min_size.width(), container_size.width());
-    int insets_width = container_size.width() - min_width;
-    int insets_decrease = insets.width() - insets_width;
-    // Decrease both left and right insets proportionally.
-    left -= insets_decrease * insets.left() / insets.width();
-    width = min_width;
-  }
-  left = std::max(0, std::min(container_size.width(), left));
-
-  int height = std::max(0, container_size.height() - insets.height());
-  int top = insets.top();
-  if (height < min_size.height() && insets.height() > 0) {
-    int min_height = std::min(min_size.height(), container_size.height());
-    int insets_height = container_size.height() - min_height;
-    int insets_decrease = insets.height() - insets_height;
-    // Decrease both top and bottom insets proportionally.
-    top -= insets_decrease * insets.top() / insets.height();
-    height = min_height;
-  }
-  top = std::max(0, std::min(container_size.height(), top));
-
-  new_contents_bounds->SetRect(left, top, width, height);
 }

chrome/browser/devtools/devtools_contents_resizing_strategy.h

@@ -15,28 +15,22 @@
 class DevToolsContentsResizingStrategy {
  public:
   DevToolsContentsResizingStrategy();
-  DevToolsContentsResizingStrategy(
-      const gfx::Insets& insets,
-      const gfx::Size& min_size);
-  explicit DevToolsContentsResizingStrategy(const gfx::Rect& bounds);
+  explicit DevToolsContentsResizingStrategy(
+      const gfx::Rect& bounds);
 
   void CopyFrom(const DevToolsContentsResizingStrategy& strategy);
   bool Equals(const DevToolsContentsResizingStrategy& strategy);
 
-  const gfx::Insets& insets() const { return insets_; }
-  const gfx::Size& min_size() const { return min_size_; }
   const gfx::Rect& bounds() const { return bounds_; }
+  bool hide_inspected_contents() const { return hide_inspected_contents_; }
 
  private:
-  // Insets of contents inside DevTools.
-  gfx::Insets insets_;
-
-  // Minimum size of contents.
-  gfx::Size min_size_;
-
   // Contents bounds. When non-empty, used instead of insets.
   gfx::Rect bounds_;
 
+  // Determines whether inspected contents is visible.
+  bool hide_inspected_contents_;
+
   DISALLOW_COPY_AND_ASSIGN(DevToolsContentsResizingStrategy);
 };
 
@@ -48,8 +42,6 @@ class DevToolsContentsResizingStrategy {
 void ApplyDevToolsContentsResizingStrategy(
     const DevToolsContentsResizingStrategy& strategy,
     const gfx::Size& container_size,
-    const gfx::Rect& old_devtools_bounds,
-    const gfx::Rect& old_contents_bounds,
     gfx::Rect* new_devtools_bounds,
     gfx::Rect* new_contents_bounds);
 

chrome/browser/devtools/devtools_contents_resizing_strategy_unittest.cc

-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "chrome/browser/devtools/devtools_contents_resizing_strategy.h"
-
-#include "testing/gtest/include/gtest/gtest.h"
-
-TEST(DevToolsContentsResizingStrategyTest, ApplyZero) {
-  DevToolsContentsResizingStrategy zeroStrategy;
-  gfx::Size container_size(100, 200);
-  gfx::Rect old_devtools_bounds(0, 0, 100, 200);
-  gfx::Rect old_contents_bounds(20, 20, 60, 140);
-  gfx::Rect new_devtools_bounds;
-  gfx::Rect new_contents_bounds;
-  ApplyDevToolsContentsResizingStrategy(
-      zeroStrategy, container_size,
-      old_devtools_bounds, old_contents_bounds,
-      &new_devtools_bounds, &new_contents_bounds);
-  EXPECT_EQ(gfx::Rect(0, 0, 100, 200), new_devtools_bounds);
-  EXPECT_EQ(gfx::Rect(0, 0, 100, 200), new_contents_bounds);
-}
-
-TEST(DevToolsContentsResizingStrategyTest, ApplyInsets) {
-  DevToolsContentsResizingStrategy strategy(
-      gfx::Insets(10, 20, 30, 40), gfx::Size(0, 0));
-  gfx::Size container_size(100, 200);
-  gfx::Rect old_devtools_bounds(0, 0, 100, 200);
-  gfx::Rect old_contents_bounds(20, 20, 60, 140);
-  gfx::Rect new_devtools_bounds;
-  gfx::Rect new_contents_bounds;
-  ApplyDevToolsContentsResizingStrategy(
-      strategy, container_size,
-      old_devtools_bounds, old_contents_bounds,
-      &new_devtools_bounds, &new_contents_bounds);
-  EXPECT_EQ(gfx::Rect(0, 0, 100, 200), new_devtools_bounds);
-  EXPECT_EQ(gfx::Rect(20, 10, 40, 160), new_contents_bounds);
-}
-
-TEST(DevToolsContentsResizingStrategyTest, ApplyMinSize) {
-  DevToolsContentsResizingStrategy strategy(
-      gfx::Insets(10, 20, 90, 30), gfx::Size(60, 120));
-  gfx::Size container_size(100, 200);
-  gfx::Rect old_devtools_bounds(0, 0, 100, 200);
-  gfx::Rect old_contents_bounds(20, 20, 60, 140);
-  gfx::Rect new_devtools_bounds;
-  gfx::Rect new_contents_bounds;
-  ApplyDevToolsContentsResizingStrategy(
-      strategy, container_size,
-      old_devtools_bounds, old_contents_bounds,
-      &new_devtools_bounds, &new_contents_bounds);
-  EXPECT_EQ(gfx::Rect(0, 0, 100, 200), new_devtools_bounds);
-  EXPECT_EQ(gfx::Rect(16, 8, 60, 120), new_contents_bounds);
-}
-
-TEST(DevToolsContentsResizingStrategyTest, ApplyLargeInset) {
-  DevToolsContentsResizingStrategy strategy(
-      gfx::Insets(0, 130, 0, 0), gfx::Size(60, 120));
-  gfx::Size container_size(100, 200);
-  gfx::Rect old_devtools_bounds(0, 0, 100, 200);
-  gfx::Rect old_contents_bounds(20, 20, 60, 140);
-  gfx::Rect new_devtools_bounds;
-  gfx::Rect new_contents_bounds;
-  ApplyDevToolsContentsResizingStrategy(
-      strategy, container_size,
-      old_devtools_bounds, old_contents_bounds,
-      &new_devtools_bounds, &new_contents_bounds);
-  EXPECT_EQ(gfx::Rect(0, 0, 100, 200), new_devtools_bounds);
-  EXPECT_EQ(gfx::Rect(40, 0, 60, 200), new_contents_bounds);
-}
-
-TEST(DevToolsContentsResizingStrategyTest, ApplyTwoLargeInsets) {
-  DevToolsContentsResizingStrategy strategy(
-      gfx::Insets(120, 0, 80, 0), gfx::Size(60, 120));
-  gfx::Size container_size(100, 200);
-  gfx::Rect old_devtools_bounds(0, 0, 100, 200);
-  gfx::Rect old_contents_bounds(20, 20, 60, 140);
-  gfx::Rect new_devtools_bounds;
-  gfx::Rect new_contents_bounds;
-  ApplyDevToolsContentsResizingStrategy(
-      strategy, container_size,
-      old_devtools_bounds, old_contents_bounds,
-      &new_devtools_bounds, &new_contents_bounds);
-  EXPECT_EQ(gfx::Rect(0, 0, 100, 200), new_devtools_bounds);
-  EXPECT_EQ(gfx::Rect(0, 48, 100, 120), new_contents_bounds);
-}
-
-TEST(DevToolsContentsResizingStrategyTest, ApplySmallContainer) {
-  DevToolsContentsResizingStrategy strategy(
-      gfx::Insets(10, 10, 10, 10), gfx::Size(120, 230));
-  gfx::Size container_size(100, 200);
-  gfx::Rect old_devtools_bounds(0, 0, 100, 200);
-  gfx::Rect old_contents_bounds(20, 20, 60, 140);
-  gfx::Rect new_devtools_bounds;
-  gfx::Rect new_contents_bounds;
-  ApplyDevToolsContentsResizingStrategy(
-      strategy, container_size,
-      old_devtools_bounds, old_contents_bounds,
-      &new_devtools_bounds, &new_contents_bounds);
-  EXPECT_EQ(gfx::Rect(0, 0, 100, 200), new_devtools_bounds);
-  EXPECT_EQ(gfx::Rect(0, 0, 100, 200), new_contents_bounds);
-}

chrome/browser/devtools/devtools_embedder_message_dispatcher.cc

@@ -21,36 +21,6 @@ bool GetValue(const base::ListValue& list, int pos, bool& value) {
   return list.GetBoolean(pos, &value);
 }
 
-bool GetValue(const base::ListValue& list, int pos, gfx::Insets& insets) {
-  const base::DictionaryValue* dict;
-  if (!list.GetDictionary(pos, &dict))
-    return false;
-  int top = 0;
-  int left = 0;
-  int bottom = 0;
-  int right = 0;
-  if (!dict->GetInteger("top", &top) ||
-      !dict->GetInteger("left", &left) ||
-      !dict->GetInteger("bottom", &bottom) ||
-      !dict->GetInteger("right", &right))
-    return false;
-  insets.Set(top, left, bottom, right);
-  return true;
-}
-
-bool GetValue(const base::ListValue& list, int pos, gfx::Size& size) {
-  const base::DictionaryValue* dict;
-  if (!list.GetDictionary(pos, &dict))
-    return false;
-  int width = 0;
-  int height = 0;
-  if (!dict->GetInteger("width", &width) ||
-      !dict->GetInteger("height", &height))
-    return false;
-  size.SetSize(width, height);
-  return true;
-}
-
 bool GetValue(const base::ListValue& list, int pos, gfx::Rect& rect) {
   const base::DictionaryValue* dict;
   if (!list.GetDictionary(pos, &dict))
@@ -258,8 +228,6 @@ DevToolsEmbedderMessageDispatcher*
   d->RegisterHandler("closeWindow", &Delegate::CloseWindow, delegate);
   d->RegisterHandler("setInspectedPageBounds",
                      &Delegate::SetInspectedPageBounds, delegate);
-  d->RegisterHandler("setContentsResizingStrategy",
-                     &Delegate::SetContentsResizingStrategy, delegate);
   d->RegisterHandler("inspectElementCompleted",
                      &Delegate::InspectElementCompleted, delegate);
   d->RegisterHandler("inspectedURLChanged",

chrome/browser/devtools/devtools_embedder_message_dispatcher.h

@@ -32,8 +32,6 @@ class DevToolsEmbedderMessageDispatcher {
     virtual void ActivateWindow() = 0;
     virtual void CloseWindow() = 0;
     virtual void SetInspectedPageBounds(const gfx::Rect& rect) = 0;
-    virtual void SetContentsResizingStrategy(
-        const gfx::Insets& insets, const gfx::Size& min_size) = 0;
     virtual void InspectElementCompleted() = 0;
     virtual void InspectedURLChanged(const std::string& url) = 0;
     virtual void MoveWindow(int x, int y) = 0;

chrome/browser/devtools/devtools_ui_bindings.cc

@@ -183,8 +183,6 @@ class DefaultBindingsDelegate : public DevToolsUIBindings::Delegate {
   virtual void ActivateWindow() OVERRIDE;
   virtual void CloseWindow() OVERRIDE {}
   virtual void SetInspectedPageBounds(const gfx::Rect& rect) OVERRIDE {}
-  virtual void SetContentsResizingStrategy(
-      const gfx::Insets& insets, const gfx::Size& min_size) OVERRIDE {}
   virtual void InspectElementCompleted() OVERRIDE {}
   virtual void MoveWindow(int x, int y) OVERRIDE {}
   virtual void SetIsDocked(bool is_docked) OVERRIDE {}
@@ -437,11 +435,6 @@ void DevToolsUIBindings::SetInspectedPageBounds(const gfx::Rect& rect) {
   delegate_->SetInspectedPageBounds(rect);
 }
 
-void DevToolsUIBindings::SetContentsResizingStrategy(
-    const gfx::Insets& insets, const gfx::Size& min_size) {
-  delegate_->SetContentsResizingStrategy(insets, min_size);
-}
-
 void DevToolsUIBindings::MoveWindow(int x, int y) {
   delegate_->MoveWindow(x, y);
 }

chrome/browser/devtools/devtools_ui_bindings.h

@@ -47,8 +47,6 @@ class DevToolsUIBindings : public content::NotificationObserver,
     virtual void ActivateWindow() = 0;
     virtual void CloseWindow() = 0;
     virtual void SetInspectedPageBounds(const gfx::Rect& rect) = 0;
-    virtual void SetContentsResizingStrategy(
-        const gfx::Insets& insets, const gfx::Size& min_size) = 0;
     virtual void InspectElementCompleted() = 0;
     virtual void MoveWindow(int x, int y) = 0;
     virtual void SetIsDocked(bool is_docked) = 0;
@@ -94,8 +92,6 @@ class DevToolsUIBindings : public content::NotificationObserver,
   virtual void ActivateWindow() OVERRIDE;
   virtual void CloseWindow() OVERRIDE;
   virtual void SetInspectedPageBounds(const gfx::Rect& rect) OVERRIDE;
-  virtual void SetContentsResizingStrategy(
-      const gfx::Insets& insets, const gfx::Size& min_size) OVERRIDE;
   virtual void InspectElementCompleted() OVERRIDE;
   virtual void InspectedURLChanged(const std::string& url) OVERRIDE;
   virtual void MoveWindow(int x, int y) OVERRIDE;

chrome/browser/devtools/devtools_window.cc

@@ -1015,16 +1015,6 @@ void DevToolsWindow::SetInspectedPageBounds(const gfx::Rect& rect) {
   UpdateBrowserWindow();
 }
 
-void DevToolsWindow::SetContentsResizingStrategy(
-    const gfx::Insets& insets, const gfx::Size& min_size) {
-  DevToolsContentsResizingStrategy strategy(insets, min_size);
-  if (contents_resizing_strategy_.Equals(strategy))
-    return;
-
-  contents_resizing_strategy_.CopyFrom(strategy);
-  UpdateBrowserWindow();
-}
-
 void DevToolsWindow::InspectElementCompleted() {
   if (!inspect_element_start_time_.is_null()) {
     UMA_HISTOGRAM_TIMES("DevTools.InspectElement",

chrome/browser/devtools/devtools_window.h

@@ -272,8 +272,6 @@ class DevToolsWindow : public DevToolsUIBindings::Delegate,
   virtual void ActivateWindow() OVERRIDE;
   virtual void CloseWindow() OVERRIDE;
   virtual void SetInspectedPageBounds(const gfx::Rect& rect) OVERRIDE;
-  virtual void SetContentsResizingStrategy(
-      const gfx::Insets& insets, const gfx::Size& min_size) OVERRIDE;
   virtual void InspectElementCompleted() OVERRIDE;
   virtual void MoveWindow(int x, int y) OVERRIDE;
   virtual void SetIsDocked(bool is_docked) OVERRIDE;

chrome/browser/ui/cocoa/dev_tools_controller.mm

@@ -43,13 +43,16 @@ using content::WebContents;
 - (void)setDevToolsView:(NSView*)devToolsView
            withStrategy:(const DevToolsContentsResizingStrategy&)strategy {
   strategy_.CopyFrom(strategy);
-
-  if (devToolsView == devToolsView_)
+  if (devToolsView == devToolsView_) {
+    if (contentsView_)
+      [contentsView_ setHidden:strategy.hide_inspected_contents()];
     return;
+  }
 
   if (devToolsView_) {
     DCHECK_EQ(2u, [[self subviews] count]);
     [devToolsView_ removeFromSuperview];
+    [contentsView_ setHidden:NO];
     contentsView_ = nil;
     devToolsView_ = nil;
   }
@@ -61,6 +64,8 @@ using content::WebContents;
     devToolsView_ = devToolsView;
     // Place DevTools under contents.
     [self addSubview:devToolsView positioned:NSWindowBelow relativeTo:nil];
+
+    [contentsView_ setHidden:strategy.hide_inspected_contents()];
   }
 }
 
@@ -89,8 +94,6 @@ using content::WebContents;
   gfx::Rect new_contents_bounds;
   ApplyDevToolsContentsResizingStrategy(
       strategy_, gfx::Size(NSSizeToCGSize([self bounds].size)),
-      [self flipNSRectToRect:[devToolsView_ bounds]],
-      [self flipNSRectToRect:[contentsView_ bounds]],
       &new_devtools_bounds, &new_contents_bounds);
   [devToolsView_ setFrame:[self flipRectToNSRect:new_devtools_bounds]];
   [contentsView_ setFrame:[self flipRectToNSRect:new_contents_bounds]];

chrome/browser/ui/views/frame/browser_view.cc

@@ -2134,6 +2134,17 @@ void BrowserView::UpdateDevToolsForContents(
         DevToolsContentsResizingStrategy());
   }
   contents_container_->Layout();
+
+  if (devtools) {
+    // When strategy.hide_inspected_contents() returns true, we are hiding
+    // contents_web_view_ behind the devtools_web_view_. Otherwise,
+    // contents_web_view_ should be right above the devtools_web_view_.
+    int devtools_index = contents_container_->GetIndexOf(devtools_web_view_);
+    int contents_index = contents_container_->GetIndexOf(contents_web_view_);
+    bool devtools_is_on_top = devtools_index > contents_index;
+    if (strategy.hide_inspected_contents() != devtools_is_on_top)
+      contents_container_->ReorderChildView(contents_web_view_, devtools_index);
+  }
 }
 
 void BrowserView::UpdateUIForContents(WebContents* contents) {

chrome/browser/ui/views/frame/contents_layout_manager.cc

@@ -45,15 +45,10 @@ void ContentsLayoutManager::Layout(views::View* contents_container) {
   int width = contents_container->width();
 
   gfx::Size container_size(width, height);
-  gfx::Rect old_devtools_bounds(devtools_view_->bounds());
-  gfx::Rect old_contents_bounds(contents_view_->bounds());
   gfx::Rect new_devtools_bounds;
   gfx::Rect new_contents_bounds;
 
-  old_devtools_bounds.Offset(0, -top);
-  old_contents_bounds.Offset(0, -top);
   ApplyDevToolsContentsResizingStrategy(strategy_, container_size,
-      old_devtools_bounds, old_contents_bounds,
       &new_devtools_bounds, &new_contents_bounds);
   new_devtools_bounds.Offset(0, top);
   new_contents_bounds.Offset(0, top);

chrome/chrome_tests_unit.gypi

@@ -817,7 +817,6 @@
         'browser/custom_handlers/protocol_handler_registry_unittest.cc',
         'browser/diagnostics/diagnostics_model_unittest.cc',
         'browser/diagnostics/diagnostics_controller_unittest.cc',
-        'browser/devtools/devtools_contents_resizing_strategy_unittest.cc',
         'browser/devtools/devtools_network_controller_unittest.cc',
         'browser/download/all_download_item_notifier_unittest.cc',
         'browser/download/chrome_download_manager_delegate_unittest.cc',
@@ -2536,7 +2535,6 @@
             'browser/sync/sync_ui_util_unittest.cc',
 
             'browser/browser_commands_unittest.cc',
-            'browser/devtools/devtools_contents_resizing_strategy_unittest.cc',
             'browser/download/download_shelf_unittest.cc',
             'browser/extensions/extension_message_bubble_controller_unittest.cc',
             'browser/extensions/extension_test_message_listener_unittest.cc',