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comparison: widget/MiscEvents.h
widget/MiscEvents.h
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- TOR_BUG_9701
- changeset 15
- b8a032363ba2
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| -1:000000000000 | 0:575772decf2e |
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| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #ifndef mozilla_MiscEvents_h__ | |
| 7 #define mozilla_MiscEvents_h__ | |
| 8 | |
| 9 #include <stdint.h> | |
| 10 | |
| 11 #include "mozilla/BasicEvents.h" | |
| 12 #include "nsCOMPtr.h" | |
| 13 #include "nsIAtom.h" | |
| 14 #include "nsITransferable.h" | |
| 15 | |
| 16 namespace mozilla { | |
| 17 | |
| 18 /****************************************************************************** | |
| 19 * mozilla::WidgetContentCommandEvent | |
| 20 ******************************************************************************/ | |
| 21 | |
| 22 class WidgetContentCommandEvent : public WidgetGUIEvent | |
| 23 { | |
| 24 public: | |
| 25 virtual WidgetContentCommandEvent* AsContentCommandEvent() MOZ_OVERRIDE | |
| 26 { | |
| 27 return this; | |
| 28 } | |
| 29 | |
| 30 WidgetContentCommandEvent(bool aIsTrusted, uint32_t aMessage, | |
| 31 nsIWidget* aWidget, | |
| 32 bool aOnlyEnabledCheck = false) : | |
| 33 WidgetGUIEvent(aIsTrusted, aMessage, aWidget, NS_CONTENT_COMMAND_EVENT), | |
| 34 mOnlyEnabledCheck(aOnlyEnabledCheck), mSucceeded(false), mIsEnabled(false) | |
| 35 { | |
| 36 } | |
| 37 | |
| 38 virtual WidgetEvent* Duplicate() const MOZ_OVERRIDE | |
| 39 { | |
| 40 // This event isn't an internal event of any DOM event. | |
| 41 NS_ASSERTION(!IsAllowedToDispatchDOMEvent(), | |
| 42 "WidgetQueryContentEvent needs to support Duplicate()"); | |
| 43 MOZ_CRASH("WidgetQueryContentEvent doesn't support Duplicate()"); | |
| 44 return nullptr; | |
| 45 } | |
| 46 | |
| 47 // NS_CONTENT_COMMAND_PASTE_TRANSFERABLE | |
| 48 nsCOMPtr<nsITransferable> mTransferable; // [in] | |
| 49 | |
| 50 // NS_CONTENT_COMMAND_SCROLL | |
| 51 // for mScroll.mUnit | |
| 52 enum | |
| 53 { | |
| 54 eCmdScrollUnit_Line, | |
| 55 eCmdScrollUnit_Page, | |
| 56 eCmdScrollUnit_Whole | |
| 57 }; | |
| 58 | |
| 59 struct ScrollInfo | |
| 60 { | |
| 61 ScrollInfo() : | |
| 62 mAmount(0), mUnit(eCmdScrollUnit_Line), mIsHorizontal(false) | |
| 63 { | |
| 64 } | |
| 65 | |
| 66 int32_t mAmount; // [in] | |
| 67 uint8_t mUnit; // [in] | |
| 68 bool mIsHorizontal; // [in] | |
| 69 } mScroll; | |
| 70 | |
| 71 bool mOnlyEnabledCheck; // [in] | |
| 72 | |
| 73 bool mSucceeded; // [out] | |
| 74 bool mIsEnabled; // [out] | |
| 75 | |
| 76 void AssignContentCommandEventData(const WidgetContentCommandEvent& aEvent, | |
| 77 bool aCopyTargets) | |
| 78 { | |
| 79 AssignGUIEventData(aEvent, aCopyTargets); | |
| 80 | |
| 81 mScroll = aEvent.mScroll; | |
| 82 mOnlyEnabledCheck = aEvent.mOnlyEnabledCheck; | |
| 83 mSucceeded = aEvent.mSucceeded; | |
| 84 mIsEnabled = aEvent.mIsEnabled; | |
| 85 } | |
| 86 }; | |
| 87 | |
| 88 /****************************************************************************** | |
| 89 * mozilla::WidgetCommandEvent | |
| 90 * | |
| 91 * This sends a command to chrome. If you want to request what is performed | |
| 92 * in focused content, you should use WidgetContentCommandEvent instead. | |
| 93 * | |
| 94 * XXX Should be |WidgetChromeCommandEvent|? | |
| 95 ******************************************************************************/ | |
| 96 | |
| 97 class WidgetCommandEvent : public WidgetGUIEvent | |
| 98 { | |
| 99 public: | |
| 100 virtual WidgetCommandEvent* AsCommandEvent() MOZ_OVERRIDE { return this; } | |
| 101 | |
| 102 WidgetCommandEvent(bool aIsTrusted, nsIAtom* aEventType, | |
| 103 nsIAtom* aCommand, nsIWidget* aWidget) : | |
| 104 WidgetGUIEvent(aIsTrusted, NS_USER_DEFINED_EVENT, aWidget, | |
| 105 NS_COMMAND_EVENT), | |
| 106 command(aCommand) | |
| 107 { | |
| 108 userType = aEventType; | |
| 109 } | |
| 110 | |
| 111 virtual WidgetEvent* Duplicate() const MOZ_OVERRIDE | |
| 112 { | |
| 113 MOZ_ASSERT(eventStructType == NS_COMMAND_EVENT, | |
| 114 "Duplicate() must be overridden by sub class"); | |
| 115 // Not copying widget, it is a weak reference. | |
| 116 WidgetCommandEvent* result = | |
| 117 new WidgetCommandEvent(false, userType, command, nullptr); | |
| 118 result->AssignCommandEventData(*this, true); | |
| 119 result->mFlags = mFlags; | |
| 120 return result; | |
| 121 } | |
| 122 | |
| 123 nsCOMPtr<nsIAtom> command; | |
| 124 | |
| 125 // XXX Not tested by test_assign_event_data.html | |
| 126 void AssignCommandEventData(const WidgetCommandEvent& aEvent, | |
| 127 bool aCopyTargets) | |
| 128 { | |
| 129 AssignGUIEventData(aEvent, aCopyTargets); | |
| 130 | |
| 131 // command must have been initialized with the constructor. | |
| 132 } | |
| 133 }; | |
| 134 | |
| 135 /****************************************************************************** | |
| 136 * mozilla::WidgetPluginEvent | |
| 137 * | |
| 138 * This event delivers only a native event to focused plugin. | |
| 139 ******************************************************************************/ | |
| 140 | |
| 141 class WidgetPluginEvent : public WidgetGUIEvent | |
| 142 { | |
| 143 public: | |
| 144 virtual WidgetPluginEvent* AsPluginEvent() MOZ_OVERRIDE { return this; } | |
| 145 | |
| 146 WidgetPluginEvent(bool aIsTrusted, uint32_t aMessage, nsIWidget* aWidget) : | |
| 147 WidgetGUIEvent(aIsTrusted, aMessage, aWidget, NS_PLUGIN_EVENT), | |
| 148 retargetToFocusedDocument(false) | |
| 149 { | |
| 150 } | |
| 151 | |
| 152 virtual WidgetEvent* Duplicate() const MOZ_OVERRIDE | |
| 153 { | |
| 154 // NOTE: PluginEvent has to be dispatched to nsIFrame::HandleEvent(). | |
| 155 // So, this event needs to support Duplicate(). | |
| 156 MOZ_ASSERT(eventStructType == NS_PLUGIN_EVENT, | |
| 157 "Duplicate() must be overridden by sub class"); | |
| 158 // Not copying widget, it is a weak reference. | |
| 159 WidgetPluginEvent* result = new WidgetPluginEvent(false, message, nullptr); | |
| 160 result->AssignPluginEventData(*this, true); | |
| 161 result->mFlags = mFlags; | |
| 162 return result; | |
| 163 } | |
| 164 | |
| 165 // If true, this event needs to be retargeted to focused document. | |
| 166 // Otherwise, never retargeted. Defaults to false. | |
| 167 bool retargetToFocusedDocument; | |
| 168 | |
| 169 void AssignPluginEventData(const WidgetPluginEvent& aEvent, | |
| 170 bool aCopyTargets) | |
| 171 { | |
| 172 AssignGUIEventData(aEvent, aCopyTargets); | |
| 173 | |
| 174 retargetToFocusedDocument = aEvent.retargetToFocusedDocument; | |
| 175 } | |
| 176 }; | |
| 177 | |
| 178 } // namespace mozilla | |
| 179 | |
| 180 #endif // mozilla_MiscEvents_h__ |
