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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef CHROME_BROWSER_UI_GTK_TABS_DRAG_DATA_H_ | |
| 6 #define CHROME_BROWSER_UI_GTK_TABS_DRAG_DATA_H_ | |
| 7 | |
| 8 #include <vector> | |
| 9 | |
| 10 #include "base/basictypes.h" | |
| 11 | |
| 12 class TabGtk; | |
| 13 | |
| 14 namespace content { | |
| 15 class WebContents; | |
| 16 class WebContentsDelegate; | |
| 17 } | |
| 18 | |
| 19 struct DraggedTabData { | |
| 20 public: | |
| 21 DraggedTabData(); | |
| 22 DraggedTabData(TabGtk* tab, | |
| 23 content::WebContents* contents, | |
| 24 content::WebContentsDelegate* original_delegate, | |
| 25 int source_model_index, | |
| 26 bool pinned, | |
| 27 bool mini); | |
| 28 ~DraggedTabData(); | |
| 29 | |
| 30 // Resets the delegate of |contents_| to |original_delegate_|. | |
| 31 void ResetDelegate(); | |
| 32 | |
| 33 // The tab being dragged. | |
| 34 TabGtk* tab_; | |
| 35 | |
| 36 // The WebContents being dragged. | |
| 37 content::WebContents* contents_; | |
| 38 | |
| 39 // The original content::WebContentsDelegate of |contents_|, before it was | |
| 40 // detached from the browser window. We store this so that we can forward | |
| 41 // certain delegate notifications back to it if we can't handle them locally. | |
| 42 content::WebContentsDelegate* original_delegate_; | |
| 43 | |
| 44 // This is the index of |contents_| in |source_tabstrip_| when the drag | |
| 45 // began. This is used to restore the previous state if the drag is aborted. | |
| 46 int source_model_index_; | |
| 47 | |
| 48 // Is the tab pinned? | |
| 49 bool pinned_; | |
| 50 | |
| 51 // Is the tab mini? | |
| 52 bool mini_; | |
| 53 }; | |
| 54 | |
| 55 // Holds information about all the dragged tabs. It also provides several | |
| 56 // convenience methods. | |
| 57 class DragData { | |
| 58 public: | |
| 59 DragData(std::vector<DraggedTabData> drag_data, int source_tab_index); | |
| 60 ~DragData(); | |
| 61 | |
| 62 // Returns all the |tab_| fields of the tabs in |drag_data_|. | |
| 63 std::vector<TabGtk*> GetDraggedTabs() const; | |
| 64 | |
| 65 // Returns all the |contents_| fields of the tabs in |drag_data_|. | |
| 66 std::vector<content::WebContents*> GetDraggedTabsContents() const; | |
| 67 | |
| 68 // Returns the correct add type for the tab in |drag_data_[i]|. See | |
| 69 // TabStripModel::AddTabTypes for available types. | |
| 70 int GetAddTypesForDraggedTabAt(size_t index); | |
| 71 | |
| 72 // Calculates the number of mini and non mini tabs from position |from| | |
| 73 // (included) up to position |to| (excluded) within |drag_data_| and | |
| 74 // populates |mini| and |non_mini| accordingly. | |
| 75 void GetNumberOfMiniNonMiniTabs(int from, int to, int* mini, | |
| 76 int* non_mini) const; | |
| 77 | |
| 78 // Convenience method for getting the number of the dragged tabs. | |
| 79 size_t size() const { return drag_data_.size(); } | |
| 80 | |
| 81 // Convenience method for getting the drag data associated with tab at |index| | |
| 82 // within |drag_data_|. | |
| 83 DraggedTabData* get(size_t index) { return &drag_data_[index]; } | |
| 84 | |
| 85 int source_tab_index() const { return source_tab_index_; } | |
| 86 int mini_tab_count() const { return mini_tab_count_; } | |
| 87 int non_mini_tab_count() const { return non_mini_tab_count_; } | |
| 88 | |
| 89 // Convenience for |source_tab_drag_data()->contents_|. | |
| 90 content::WebContents* GetSourceWebContents(); | |
| 91 | |
| 92 // Convenience for getting the DraggedTabData corresponding to the tab that | |
| 93 // was under the mouse pointer when the user started dragging. | |
| 94 DraggedTabData* GetSourceTabData(); | |
| 95 | |
| 96 private: | |
| 97 std::vector<DraggedTabData> drag_data_; | |
| 98 | |
| 99 // Index of the source tab in |drag_data_|. | |
| 100 int source_tab_index_; | |
| 101 // Number of non mini tabs within |drag_data_|. | |
| 102 int non_mini_tab_count_; | |
| 103 // Number of mini tabs within |drag_data_|. | |
| 104 int mini_tab_count_; | |
| 105 | |
| 106 DISALLOW_COPY_AND_ASSIGN(DragData); | |
| 107 }; | |
| 108 | |
| 109 #endif // CHROME_BROWSER_UI_GTK_TABS_DRAG_DATA_H_ | |
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