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| 1 // Copyright (c) 2006-2009 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 #include "config.h" | |
| 6 | |
| 7 #include "Cursor.h" | |
| 8 #include "FramelessScrollView.h" | |
| 9 #include "FrameView.h" | |
| 10 #include "IntRect.h" | |
| 11 #include "PlatformContextSkia.h" | |
| 12 #include "PlatformKeyboardEvent.h" | |
| 13 #include "PlatformMouseEvent.h" | |
| 14 #include "PlatformWheelEvent.h" | |
| 15 #include "SkiaUtils.h" | |
| 16 #undef LOG | |
| 17 | |
| 18 #include "skia/ext/platform_canvas.h" | |
| 19 #include "webkit/api/public/WebInputEvent.h" | |
| 20 #include "webkit/api/public/WebRect.h" | |
| 21 #include "webkit/api/public/WebWidgetClient.h" | |
| 22 #include "webkit/api/src/WebInputEventConversion.h" | |
| 23 #include "webkit/glue/glue_util.h" | |
| 24 #include "webkit/glue/webpopupmenu_impl.h" | |
| 25 | |
| 26 using namespace WebCore; | |
| 27 | |
| 28 using WebKit::PlatformKeyboardEventBuilder; | |
| 29 using WebKit::PlatformMouseEventBuilder; | |
| 30 using WebKit::PlatformWheelEventBuilder; | |
| 31 using WebKit::WebCanvas; | |
| 32 using WebKit::WebCompositionCommand; | |
| 33 using WebKit::WebInputEvent; | |
| 34 using WebKit::WebKeyboardEvent; | |
| 35 using WebKit::WebMouseEvent; | |
| 36 using WebKit::WebMouseWheelEvent; | |
| 37 using WebKit::WebNavigationPolicy; | |
| 38 using WebKit::WebPoint; | |
| 39 using WebKit::WebPopupMenu; | |
| 40 using WebKit::WebRect; | |
| 41 using WebKit::WebSize; | |
| 42 using WebKit::WebString; | |
| 43 using WebKit::WebTextDirection; | |
| 44 using WebKit::WebWidget; | |
| 45 using WebKit::WebWidgetClient; | |
| 46 | |
| 47 // WebPopupMenu --------------------------------------------------------------- | |
| 48 | |
| 49 // static | |
| 50 WebPopupMenu* WebPopupMenu::create(WebWidgetClient* client) { | |
| 51 return new WebPopupMenuImpl(client); | |
| 52 } | |
| 53 | |
| 54 // WebWidget ------------------------------------------------------------------ | |
| 55 | |
| 56 WebPopupMenuImpl::WebPopupMenuImpl(WebWidgetClient* client) | |
| 57 : client_(client), | |
| 58 widget_(NULL) { | |
| 59 // set to impossible point so we always get the first mouse pos | |
| 60 last_mouse_position_ = WebPoint(-1, -1); | |
| 61 } | |
| 62 | |
| 63 WebPopupMenuImpl::~WebPopupMenuImpl() { | |
| 64 if (widget_) | |
| 65 widget_->setClient(NULL); | |
| 66 } | |
| 67 | |
| 68 void WebPopupMenuImpl::Init(WebCore::FramelessScrollView* widget, | |
| 69 const WebRect& bounds) { | |
| 70 widget_ = widget; | |
| 71 widget_->setClient(this); | |
| 72 | |
| 73 if (client_) { | |
| 74 client_->setWindowRect(bounds); | |
| 75 client_->show(WebNavigationPolicy()); // Policy is ignored | |
| 76 } | |
| 77 } | |
| 78 | |
| 79 void WebPopupMenuImpl::MouseMove(const WebMouseEvent& event) { | |
| 80 // don't send mouse move messages if the mouse hasn't moved. | |
| 81 if (event.x != last_mouse_position_.x || | |
| 82 event.y != last_mouse_position_.y) { | |
| 83 last_mouse_position_ = WebPoint(event.x, event.y); | |
| 84 widget_->handleMouseMoveEvent(PlatformMouseEventBuilder(widget_, event)); | |
| 85 } | |
| 86 } | |
| 87 | |
| 88 void WebPopupMenuImpl::MouseLeave(const WebMouseEvent& event) { | |
| 89 widget_->handleMouseMoveEvent(PlatformMouseEventBuilder(widget_, event)); | |
| 90 } | |
| 91 | |
| 92 void WebPopupMenuImpl::MouseDown(const WebMouseEvent& event) { | |
| 93 widget_->handleMouseDownEvent(PlatformMouseEventBuilder(widget_, event)); | |
| 94 } | |
| 95 | |
| 96 void WebPopupMenuImpl::MouseUp(const WebMouseEvent& event) { | |
| 97 mouseCaptureLost(); | |
| 98 widget_->handleMouseReleaseEvent(PlatformMouseEventBuilder(widget_, event)); | |
| 99 } | |
| 100 | |
| 101 void WebPopupMenuImpl::MouseWheel(const WebMouseWheelEvent& event) { | |
| 102 widget_->handleWheelEvent(PlatformWheelEventBuilder(widget_, event)); | |
| 103 } | |
| 104 | |
| 105 bool WebPopupMenuImpl::KeyEvent(const WebKeyboardEvent& event) { | |
| 106 return widget_->handleKeyEvent(PlatformKeyboardEventBuilder(event)); | |
| 107 } | |
| 108 | |
| 109 // WebWidget ------------------------------------------------------------------- | |
| 110 | |
| 111 void WebPopupMenuImpl::close() { | |
| 112 if (widget_) | |
| 113 widget_->hide(); | |
| 114 | |
| 115 client_ = NULL; | |
| 116 | |
| 117 deref(); // Balances ref() from WebWidget::Create | |
| 118 } | |
| 119 | |
| 120 void WebPopupMenuImpl::resize(const WebSize& new_size) { | |
| 121 if (size_ == new_size) | |
| 122 return; | |
| 123 size_ = new_size; | |
| 124 | |
| 125 if (widget_) { | |
| 126 IntRect new_geometry(0, 0, size_.width, size_.height); | |
| 127 widget_->setFrameRect(new_geometry); | |
| 128 } | |
| 129 | |
| 130 if (client_) { | |
| 131 WebRect damaged_rect(0, 0, size_.width, size_.height); | |
| 132 client_->didInvalidateRect(damaged_rect); | |
| 133 } | |
| 134 } | |
| 135 | |
| 136 void WebPopupMenuImpl::layout() { | |
| 137 } | |
| 138 | |
| 139 void WebPopupMenuImpl::paint(WebCanvas* canvas, const WebRect& rect) { | |
| 140 if (!widget_) | |
| 141 return; | |
| 142 | |
| 143 if (!rect.isEmpty()) { | |
| 144 #if WEBKIT_USING_CG | |
| 145 GraphicsContext gc(canvas); | |
| 146 #elif WEBKIT_USING_SKIA | |
| 147 PlatformContextSkia context(canvas); | |
| 148 // PlatformGraphicsContext is actually a pointer to PlatformContextSkia. | |
| 149 GraphicsContext gc(reinterpret_cast<PlatformGraphicsContext*>(&context)); | |
| 150 #else | |
| 151 notImplemented(); | |
| 152 #endif | |
| 153 widget_->paint(&gc, webkit_glue::WebRectToIntRect(rect)); | |
| 154 } | |
| 155 } | |
| 156 | |
| 157 bool WebPopupMenuImpl::handleInputEvent(const WebInputEvent& input_event) { | |
| 158 if (!widget_) | |
| 159 return false; | |
| 160 | |
| 161 // TODO (jcampan): WebKit seems to always return false on mouse events | |
| 162 // methods. For now we'll assume it has processed them (as we are only | |
| 163 // interested in whether keyboard events are processed). | |
| 164 switch (input_event.type) { | |
| 165 case WebInputEvent::MouseMove: | |
| 166 MouseMove(*static_cast<const WebMouseEvent*>(&input_event)); | |
| 167 return true; | |
| 168 | |
| 169 case WebInputEvent::MouseLeave: | |
| 170 MouseLeave(*static_cast<const WebMouseEvent*>(&input_event)); | |
| 171 return true; | |
| 172 | |
| 173 case WebInputEvent::MouseWheel: | |
| 174 MouseWheel(*static_cast<const WebMouseWheelEvent*>(&input_event)); | |
| 175 return true; | |
| 176 | |
| 177 case WebInputEvent::MouseDown: | |
| 178 MouseDown(*static_cast<const WebMouseEvent*>(&input_event)); | |
| 179 return true; | |
| 180 | |
| 181 case WebInputEvent::MouseUp: | |
| 182 MouseUp(*static_cast<const WebMouseEvent*>(&input_event)); | |
| 183 return true; | |
| 184 | |
| 185 // In Windows, RawKeyDown only has information about the physical key, but | |
| 186 // for "selection", we need the information about the character the key | |
| 187 // translated into. For English, the physical key value and the character | |
| 188 // value are the same, hence, "selection" works for English. But for other | |
| 189 // languages, such as Hebrew, the character value is different from the | |
| 190 // physical key value. Thus, without accepting Char event type which | |
| 191 // contains the key's character value, the "selection" won't work for | |
| 192 // non-English languages, such as Hebrew. | |
| 193 case WebInputEvent::RawKeyDown: | |
| 194 case WebInputEvent::KeyDown: | |
| 195 case WebInputEvent::KeyUp: | |
| 196 case WebInputEvent::Char: | |
| 197 return KeyEvent(*static_cast<const WebKeyboardEvent*>(&input_event)); | |
| 198 | |
| 199 default: | |
| 200 break; | |
| 201 } | |
| 202 return false; | |
| 203 } | |
| 204 | |
| 205 void WebPopupMenuImpl::mouseCaptureLost() { | |
| 206 } | |
| 207 | |
| 208 void WebPopupMenuImpl::setFocus(bool enable) { | |
| 209 } | |
| 210 | |
| 211 bool WebPopupMenuImpl::handleCompositionEvent( | |
| 212 WebCompositionCommand command, | |
| 213 int cursor_position, | |
| 214 int target_start, | |
| 215 int target_end, | |
| 216 const WebString& ime_string) { | |
| 217 return false; | |
| 218 } | |
| 219 | |
| 220 bool WebPopupMenuImpl::queryCompositionStatus(bool* enabled, | |
| 221 WebRect* caret_rect) { | |
| 222 return false; | |
| 223 } | |
| 224 | |
| 225 void WebPopupMenuImpl::setTextDirection(WebTextDirection direction) { | |
| 226 } | |
| 227 | |
| 228 //----------------------------------------------------------------------------- | |
| 229 // WebCore::HostWindow | |
| 230 | |
| 231 void WebPopupMenuImpl::repaint(const WebCore::IntRect& paint_rect, | |
| 232 bool content_changed, | |
| 233 bool immediate, | |
| 234 bool repaint_content_only) { | |
| 235 // Ignore spurious calls. | |
| 236 if (!content_changed || paint_rect.isEmpty()) | |
| 237 return; | |
| 238 if (client_) | |
| 239 client_->didInvalidateRect(webkit_glue::IntRectToWebRect(paint_rect)); | |
| 240 } | |
| 241 | |
| 242 void WebPopupMenuImpl::scroll(const WebCore::IntSize& scroll_delta, | |
| 243 const WebCore::IntRect& scroll_rect, | |
| 244 const WebCore::IntRect& clip_rect) { | |
| 245 if (client_) { | |
| 246 int dx = scroll_delta.width(); | |
| 247 int dy = scroll_delta.height(); | |
| 248 client_->didScrollRect(dx, dy, webkit_glue::IntRectToWebRect(clip_rect)); | |
| 249 } | |
| 250 } | |
| 251 | |
| 252 WebCore::IntPoint WebPopupMenuImpl::screenToWindow( | |
| 253 const WebCore::IntPoint& point) const { | |
| 254 notImplemented(); | |
| 255 return WebCore::IntPoint(); | |
| 256 } | |
| 257 | |
| 258 WebCore::IntRect WebPopupMenuImpl::windowToScreen( | |
| 259 const WebCore::IntRect& rect) const { | |
| 260 notImplemented(); | |
| 261 return WebCore::IntRect(); | |
| 262 } | |
| 263 | |
| 264 void WebPopupMenuImpl::scrollRectIntoView( | |
| 265 const WebCore::IntRect&, const WebCore::ScrollView*) const { | |
| 266 // Nothing to be done here since we do not have the concept of a container | |
| 267 // that implements its own scrolling. | |
| 268 } | |
| 269 | |
| 270 void WebPopupMenuImpl::scrollbarsModeDidChange() const { | |
| 271 // Nothing to be done since we have no concept of different scrollbar modes. | |
| 272 } | |
| 273 | |
| 274 //----------------------------------------------------------------------------- | |
| 275 // WebCore::FramelessScrollViewClient | |
| 276 | |
| 277 void WebPopupMenuImpl::popupClosed(WebCore::FramelessScrollView* widget) { | |
| 278 ASSERT(widget == widget_); | |
| 279 if (widget_) { | |
| 280 widget_->setClient(NULL); | |
| 281 widget_ = NULL; | |
| 282 } | |
| 283 client_->closeWidgetSoon(); | |
| 284 } | |
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