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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /widget/windows/nsWindowBase.h
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'widget/windows/nsWindowBase.h')
-rw-r--r--widget/windows/nsWindowBase.h145
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diff --git a/widget/windows/nsWindowBase.h b/widget/windows/nsWindowBase.h
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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/. */
+
+#ifndef nsWindowBase_h_
+#define nsWindowBase_h_
+
+#include "mozilla/EventForwards.h"
+#include "nsBaseWidget.h"
+#include "nsClassHashtable.h"
+
+#include <windows.h>
+#include "touchinjection_sdk80.h"
+
+/*
+ * nsWindowBase - Base class of common methods other classes need to access
+ * in both win32 and winrt window classes.
+ */
+class nsWindowBase : public nsBaseWidget
+{
+public:
+ typedef mozilla::WidgetEventTime WidgetEventTime;
+
+ /*
+ * Return the HWND or null for this widget.
+ */
+ virtual HWND GetWindowHandle() final {
+ return static_cast<HWND>(GetNativeData(NS_NATIVE_WINDOW));
+ }
+
+ /*
+ * Return the parent window, if it exists.
+ */
+ virtual nsWindowBase* GetParentWindowBase(bool aIncludeOwner) = 0;
+
+ /*
+ * Return true if this is a top level widget.
+ */
+ virtual bool IsTopLevelWidget() = 0;
+
+ /*
+ * Init a standard gecko event for this widget.
+ * @param aEvent the event to initialize.
+ * @param aPoint message position in physical coordinates.
+ */
+ virtual void InitEvent(mozilla::WidgetGUIEvent& aEvent,
+ LayoutDeviceIntPoint* aPoint = nullptr) = 0;
+
+ /*
+ * Returns WidgetEventTime instance which is initialized with current message
+ * time.
+ */
+ virtual WidgetEventTime CurrentMessageWidgetEventTime() const = 0;
+
+ /*
+ * Dispatch a gecko event for this widget.
+ * Returns true if it's consumed. Otherwise, false.
+ */
+ virtual bool DispatchWindowEvent(mozilla::WidgetGUIEvent* aEvent) = 0;
+
+ /*
+ * Dispatch a gecko keyboard event for this widget. This
+ * is called by KeyboardLayout to dispatch gecko events.
+ * Returns true if it's consumed. Otherwise, false.
+ */
+ virtual bool DispatchKeyboardEvent(mozilla::WidgetKeyboardEvent* aEvent) = 0;
+
+ /*
+ * Dispatch a gecko wheel event for this widget. This
+ * is called by ScrollHandler to dispatch gecko events.
+ * Returns true if it's consumed. Otherwise, false.
+ */
+ virtual bool DispatchWheelEvent(mozilla::WidgetWheelEvent* aEvent) = 0;
+
+ /*
+ * Dispatch a gecko content command event for this widget. This
+ * is called by ScrollHandler to dispatch gecko events.
+ * Returns true if it's consumed. Otherwise, false.
+ */
+ virtual bool DispatchContentCommandEvent(mozilla::WidgetContentCommandEvent* aEvent) = 0;
+
+ /*
+ * Default dispatch of a plugin event.
+ */
+ virtual bool DispatchPluginEvent(const MSG& aMsg);
+
+ /*
+ * Returns true if this should dispatch a plugin event.
+ */
+ bool ShouldDispatchPluginEvent();
+
+ /*
+ * Touch input injection apis
+ */
+ virtual nsresult SynthesizeNativeTouchPoint(uint32_t aPointerId,
+ TouchPointerState aPointerState,
+ LayoutDeviceIntPoint aPoint,
+ double aPointerPressure,
+ uint32_t aPointerOrientation,
+ nsIObserver* aObserver) override;
+ virtual nsresult ClearNativeTouchSequence(nsIObserver* aObserver) override;
+
+ /*
+ * WM_APPCOMMAND common handler.
+ * Sends events via NativeKey::HandleAppCommandMessage().
+ */
+ virtual bool HandleAppCommandMsg(const MSG& aAppCommandMsg,
+ LRESULT *aRetValue);
+
+protected:
+ virtual int32_t LogToPhys(double aValue) = 0;
+ void ChangedDPI();
+
+ static bool InitTouchInjection();
+ bool InjectTouchPoint(uint32_t aId, LayoutDeviceIntPoint& aPoint,
+ POINTER_FLAGS aFlags, uint32_t aPressure = 1024,
+ uint32_t aOrientation = 90);
+
+ class PointerInfo
+ {
+ public:
+ PointerInfo(int32_t aPointerId, LayoutDeviceIntPoint& aPoint) :
+ mPointerId(aPointerId),
+ mPosition(aPoint)
+ {
+ }
+
+ int32_t mPointerId;
+ LayoutDeviceIntPoint mPosition;
+ };
+
+ nsClassHashtable<nsUint32HashKey, PointerInfo> mActivePointers;
+ static bool sTouchInjectInitialized;
+ static InjectTouchInputPtr sInjectTouchFuncPtr;
+
+ // This is used by SynthesizeNativeTouchPoint to maintain state between
+ // multiple synthesized points, in the case where we can't call InjectTouch
+ // directly.
+ mozilla::UniquePtr<mozilla::MultiTouchInput> mSynthesizedTouchInput;
+protected:
+ InputContext mInputContext;
+};
+
+#endif // nsWindowBase_h_