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Unified Diff: chrome/browser/ui/gtk/tabs/window_finder.cc

Issue 231733005: Delete the GTK+ port of Chrome. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Remerge to ToT Created 6 years, 8 months ago
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Index: chrome/browser/ui/gtk/tabs/window_finder.cc
diff --git a/chrome/browser/ui/gtk/tabs/window_finder.cc b/chrome/browser/ui/gtk/tabs/window_finder.cc
deleted file mode 100644
index e6e5afc80edc7c2419a6914ce170409d7a62e1fc..0000000000000000000000000000000000000000
--- a/chrome/browser/ui/gtk/tabs/window_finder.cc
+++ /dev/null
@@ -1,184 +0,0 @@
-// Copyright (c) 2012 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/ui/gtk/tabs/window_finder.h"
-
-#include <gtk/gtk.h>
-
-#include "base/logging.h"
-#include "chrome/browser/ui/browser_list.h"
-#include "chrome/browser/ui/browser_window.h"
-#include "chrome/browser/ui/gtk/browser_window_gtk.h"
-#include "chrome/browser/ui/gtk/gtk_util.h"
-#include "chrome/browser/ui/gtk/tabs/tab_gtk.h"
-#include "chrome/browser/ui/host_desktop.h"
-#include "ui/base/x/x11_util.h"
-#include "ui/gfx/native_widget_types.h"
-
-namespace {
-
-////////////////////////////////////////////////////////////////////////////////
-// BaseWindowFinder
-//
-// Base class used to locate a window. A subclass need only override
-// ShouldStopIterating to determine when iteration should stop.
-class BaseWindowFinder : public ui::EnumerateWindowsDelegate {
- public:
- explicit BaseWindowFinder(const std::set<GtkWidget*>& ignore) {
- std::set<GtkWidget*>::iterator iter;
- for (iter = ignore.begin(); iter != ignore.end(); iter++) {
- XID xid = ui::GetX11WindowFromGtkWidget(*iter);
- ignore_.insert(xid);
- }
- }
-
- virtual ~BaseWindowFinder() {}
-
- protected:
- // Returns true if |window| is in the ignore list.
- bool ShouldIgnoreWindow(XID window) {
- return (ignore_.find(window) != ignore_.end());
- }
-
- // Returns true if iteration should stop, false otherwise.
- virtual bool ShouldStopIterating(XID window) OVERRIDE {
- return false;
- }
-
- private:
- std::set<XID> ignore_;
-
- DISALLOW_COPY_AND_ASSIGN(BaseWindowFinder);
-};
-
-////////////////////////////////////////////////////////////////////////////////
-// TopMostFinder
-//
-// Helper class to determine if a particular point of a window is not obscured
-// by another window.
-class TopMostFinder : public BaseWindowFinder {
- public:
- // Returns true if |window| is not obscured by another window at the
- // location |screen_loc|, not including the windows in |ignore|.
- static bool IsTopMostWindowAtPoint(XID window,
- const gfx::Point& screen_loc,
- const std::set<GtkWidget*>& ignore) {
- TopMostFinder finder(window, screen_loc, ignore);
- return finder.is_top_most_;
- }
-
- protected:
- virtual bool ShouldStopIterating(XID window) OVERRIDE {
- if (BaseWindowFinder::ShouldIgnoreWindow(window))
- return false;
-
- if (window == target_) {
- // Window is topmost, stop iterating.
- is_top_most_ = true;
- return true;
- }
-
- if (!ui::IsWindowVisible(window)) {
- // The window isn't visible, keep iterating.
- return false;
- }
-
- if (ui::WindowContainsPoint(window, screen_loc_))
- return true;
-
- return false;
- }
-
- private:
- TopMostFinder(XID window,
- const gfx::Point& screen_loc,
- const std::set<GtkWidget*>& ignore)
- : BaseWindowFinder(ignore),
- target_(window),
- screen_loc_(screen_loc),
- is_top_most_(false) {
- ui::EnumerateTopLevelWindows(this);
- }
-
- // The window we're looking for.
- XID target_;
-
- // Location of window to find.
- gfx::Point screen_loc_;
-
- // Is target_ the top most window? This is initially false but set to true
- // in ShouldStopIterating if target_ is passed in.
- bool is_top_most_;
-
- DISALLOW_COPY_AND_ASSIGN(TopMostFinder);
-};
-
-////////////////////////////////////////////////////////////////////////////////
-// LocalProcessWindowFinder
-//
-// Helper class to determine if a particular point of a window from our process
-// is not obscured by another window.
-class LocalProcessWindowFinder : public BaseWindowFinder {
- public:
- // Returns the XID from our process at screen_loc that is not obscured by
- // another window. Returns 0 otherwise.
- static XID GetProcessWindowAtPoint(const gfx::Point& screen_loc,
- const std::set<GtkWidget*>& ignore) {
- LocalProcessWindowFinder finder(screen_loc, ignore);
- if (finder.result_ &&
- TopMostFinder::IsTopMostWindowAtPoint(finder.result_, screen_loc,
- ignore)) {
- return finder.result_;
- }
- return 0;
- }
-
- protected:
- virtual bool ShouldStopIterating(XID window) OVERRIDE {
- if (BaseWindowFinder::ShouldIgnoreWindow(window))
- return false;
-
- // Check if this window is in our process.
- if (!BrowserWindowGtk::GetBrowserWindowForXID(window))
- return false;
-
- if (!ui::IsWindowVisible(window))
- return false;
-
- if (ui::WindowContainsPoint(window, screen_loc_)) {
- result_ = window;
- return true;
- }
-
- return false;
- }
-
- private:
- LocalProcessWindowFinder(const gfx::Point& screen_loc,
- const std::set<GtkWidget*>& ignore)
- : BaseWindowFinder(ignore),
- screen_loc_(screen_loc),
- result_(0) {
- ui::EnumerateTopLevelWindows(this);
- }
-
- // Position of the mouse.
- gfx::Point screen_loc_;
-
- // The resulting window. This is initially null but set to true in
- // ShouldStopIterating if an appropriate window is found.
- XID result_;
-
- DISALLOW_COPY_AND_ASSIGN(LocalProcessWindowFinder);
-};
-
-} // namespace
-
-GtkWindow* GetLocalProcessWindowAtPoint(
- const gfx::Point& screen_point,
- const std::set<GtkWidget*>& ignore) {
- XID xid =
- LocalProcessWindowFinder::GetProcessWindowAtPoint(screen_point, ignore);
- return BrowserWindowGtk::GetBrowserWindowForXID(xid);
-}

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