ui/aura/test/test_window_delegate.h

   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 UI_AURA_TEST_TEST_WINDOW_DELEGATE_H_
   6 #define UI_AURA_TEST_TEST_WINDOW_DELEGATE_H_
   7
   8 #include <string>
   9
  10 #include "base/compiler_specific.h"
  11 #include "third_party/skia/include/core/SkColor.h"
  12 #include "ui/aura/window_delegate.h"
  13 #include "ui/events/keycodes/keyboard_codes.h"
  14 #include "ui/gfx/rect.h"
  15
  16 namespace aura {
  17 namespace test {
  18
  19 // WindowDelegate implementation with all methods stubbed out.
  20 class TestWindowDelegate : public WindowDelegate {
  21  public:
  22   TestWindowDelegate();
  23   ~TestWindowDelegate() override;
  24
  25   // Returns a TestWindowDelegate that delete itself when
  26   // the associated window is destroyed.
  27   static TestWindowDelegate* CreateSelfDestroyingDelegate();
  28
  29   void set_window_component(int window_component) {
  30     window_component_ = window_component;
  31   }
  32
  33   void set_minimum_size(const gfx::Size& minimum_size) {
  34     minimum_size_ = minimum_size;
  35   }
  36
  37   void set_maximum_size(const gfx::Size& maximum_size) {
  38     maximum_size_ = maximum_size;
  39   }
  40
  41   // Sets the return value for CanFocus(). Default is true.
  42   void set_can_focus(bool can_focus) { can_focus_ = can_focus; }
  43
  44   // Overridden from WindowDelegate:
  45   gfx::Size GetMinimumSize() const override;
  46   gfx::Size GetMaximumSize() const override;
  47   void OnBoundsChanged(const gfx::Rect& old_bounds,
  48                        const gfx::Rect& new_bounds) override;
  49   gfx::NativeCursor GetCursor(const gfx::Point& point) override;
  50   int GetNonClientComponent(const gfx::Point& point) const override;
  51   bool ShouldDescendIntoChildForEventHandling(
  52       Window* child,
  53       const gfx::Point& location) override;
  54   bool CanFocus() override;
  55   void OnCaptureLost() override;
  56   void OnPaint(gfx::Canvas* canvas) override;
  57   void OnDeviceScaleFactorChanged(float device_scale_factor) override;
  58   void OnWindowDestroying(Window* window) override;
  59   void OnWindowDestroyed(Window* window) override;
  60   void OnWindowTargetVisibilityChanged(bool visible) override;
  61   bool HasHitTestMask() const override;
  62   void GetHitTestMask(gfx::Path* mask) const override;
  63
  64  private:
  65   int window_component_;
  66   bool delete_on_destroyed_;
  67   gfx::Size minimum_size_;
  68   gfx::Size maximum_size_;
  69   bool can_focus_;
  70
  71   DISALLOW_COPY_AND_ASSIGN(TestWindowDelegate);
  72 };
  73
  74 // A simple WindowDelegate implementation for these tests. It owns itself
  75 // (deletes itself when the Window it is attached to is destroyed).
  76 class ColorTestWindowDelegate : public TestWindowDelegate {
  77  public:
  78   explicit ColorTestWindowDelegate(SkColor color);
  79   ~ColorTestWindowDelegate() override;
  80
  81   ui::KeyboardCode last_key_code() const { return last_key_code_; }
  82
  83   // Overridden from TestWindowDelegate:
  84   void OnKeyEvent(ui::KeyEvent* event) override;
  85   void OnWindowDestroyed(Window* window) override;
  86   void OnPaint(gfx::Canvas* canvas) override;
  87
  88  private:
  89   SkColor color_;
  90   ui::KeyboardCode last_key_code_;
  91
  92   DISALLOW_COPY_AND_ASSIGN(ColorTestWindowDelegate);
  93 };
  94
  95 // A simple WindowDelegate that has a hit-test mask.
  96 class MaskedWindowDelegate : public TestWindowDelegate {
  97  public:
  98   explicit MaskedWindowDelegate(const gfx::Rect mask_rect);
  99
 100   // Overridden from TestWindowDelegate:
 101   bool HasHitTestMask() const override;
 102   void GetHitTestMask(gfx::Path* mask) const override;
 103
 104  private:
 105   gfx::Rect mask_rect_;
 106
 107   DISALLOW_COPY_AND_ASSIGN(MaskedWindowDelegate);
 108 };
 109
 110 // Keeps track of mouse/key events.
 111 class EventCountDelegate : public TestWindowDelegate {
 112  public:
 113   EventCountDelegate();
 114
 115   // Overridden from TestWindowDelegate:
 116   void OnKeyEvent(ui::KeyEvent* event) override;
 117   void OnMouseEvent(ui::MouseEvent* event) override;
 118   void OnGestureEvent(ui::GestureEvent* event) override;
 119
 120   // Returns the counts of mouse motion events in the
 121   // form of "<enter> <move> <leave>".
 122   std::string GetMouseMotionCountsAndReset();
 123
 124   // Returns the counts of mouse button events in the
 125   // form of "<press> <release>".
 126   std::string GetMouseButtonCountsAndReset();
 127
 128   // Returns the counts of key events in the form of
 129   // "<press> <release>".
 130   std::string GetKeyCountsAndReset();
 131
 132   // Returns number of gesture events.
 133   int GetGestureCountAndReset();
 134
 135  private:
 136   int mouse_enter_count_;
 137   int mouse_move_count_;
 138   int mouse_leave_count_;
 139   int mouse_press_count_;
 140   int mouse_release_count_;
 141   int key_press_count_;
 142   int key_release_count_;
 143   int gesture_count_;
 144
 145   DISALLOW_COPY_AND_ASSIGN(EventCountDelegate);
 146 };
 147
 148 }  // namespace test
 149 }  // namespace aura
 150
 151 #endif  // UI_AURA_TEST_TEST_WINDOW_DELEGATE_H_