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1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "chrome/browser/renderer_host/render_widget_host_view_gtk.h" | 5 #include "chrome/browser/renderer_host/render_widget_host_view_gtk.h" |
6 | 6 |
7 #include <gtk/gtk.h> | 7 #include <gtk/gtk.h> |
8 #include <gdk/gdk.h> | 8 #include <gdk/gdk.h> |
9 #include <cairo/cairo.h> | 9 #include <cairo/cairo.h> |
10 | 10 |
11 #include "base/logging.h" | 11 #include "base/logging.h" |
12 #include "base/string_util.h" | 12 #include "base/string_util.h" |
| 13 #include "chrome/common/x11_util.h" |
13 #include "chrome/browser/renderer_host/backing_store.h" | 14 #include "chrome/browser/renderer_host/backing_store.h" |
14 #include "chrome/browser/renderer_host/render_widget_host.h" | 15 #include "chrome/browser/renderer_host/render_widget_host.h" |
15 #include "skia/ext/bitmap_platform_device_linux.h" | 16 #include "skia/ext/bitmap_platform_device_linux.h" |
16 #include "skia/ext/platform_device_linux.h" | 17 #include "skia/ext/platform_device_linux.h" |
17 #include "webkit/glue/webinputevent.h" | 18 #include "webkit/glue/webinputevent.h" |
18 | 19 |
19 namespace { | 20 namespace { |
20 | 21 |
21 // This class is a simple convenience wrapper for Gtk functions. It has only | 22 // This class is a simple convenience wrapper for Gtk functions. It has only |
22 // static methods. | 23 // static methods. |
23 class RenderWidgetHostViewGtkWidget { | 24 class RenderWidgetHostViewGtkWidget { |
24 public: | 25 public: |
25 static GtkWidget* CreateNewWidget(RenderWidgetHostViewGtk* host_view) { | 26 static GtkWidget* CreateNewWidget(RenderWidgetHostViewGtk* host_view) { |
26 GtkWidget* widget = gtk_drawing_area_new(); | 27 GtkWidget* widget = gtk_drawing_area_new(); |
| 28 gtk_widget_set_double_buffered(widget, FALSE); |
27 | 29 |
28 gtk_widget_add_events(widget, GDK_EXPOSURE_MASK | | 30 gtk_widget_add_events(widget, GDK_EXPOSURE_MASK | |
29 GDK_POINTER_MOTION_MASK | | 31 GDK_POINTER_MOTION_MASK | |
30 GDK_BUTTON_PRESS_MASK | | 32 GDK_BUTTON_PRESS_MASK | |
31 GDK_BUTTON_RELEASE_MASK | | 33 GDK_BUTTON_RELEASE_MASK | |
32 GDK_KEY_PRESS_MASK | | 34 GDK_KEY_PRESS_MASK | |
33 GDK_KEY_RELEASE_MASK); | 35 GDK_KEY_RELEASE_MASK); |
34 GTK_WIDGET_SET_FLAGS(widget, GTK_CAN_FOCUS); | 36 GTK_WIDGET_SET_FLAGS(widget, GTK_CAN_FOCUS); |
35 | 37 |
36 g_signal_connect(widget, "configure-event", | 38 g_signal_connect(widget, "configure-event", |
(...skipping 230 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
267 } | 269 } |
268 | 270 |
269 void RenderWidgetHostViewGtk::SetTooltipText(const std::wstring& tooltip_text) { | 271 void RenderWidgetHostViewGtk::SetTooltipText(const std::wstring& tooltip_text) { |
270 if (tooltip_text.empty()) { | 272 if (tooltip_text.empty()) { |
271 gtk_widget_set_has_tooltip(view_, FALSE); | 273 gtk_widget_set_has_tooltip(view_, FALSE); |
272 } else { | 274 } else { |
273 gtk_widget_set_tooltip_text(view_, WideToUTF8(tooltip_text).c_str()); | 275 gtk_widget_set_tooltip_text(view_, WideToUTF8(tooltip_text).c_str()); |
274 } | 276 } |
275 } | 277 } |
276 | 278 |
| 279 BackingStore* RenderWidgetHostViewGtk::AllocBackingStore( |
| 280 const gfx::Size& size) { |
| 281 Display* display = x11_util::GetXDisplay(); |
| 282 void* visual = x11_util::GetVisualFromGtkWidget(view_); |
| 283 XID parent_window = x11_util::GetX11WindowFromGtkWidget(view_); |
| 284 bool use_shared_memory = x11_util::QuerySharedMemorySupport(display); |
| 285 int depth = gtk_widget_get_visual(view_)->depth; |
| 286 |
| 287 return new BackingStore(size, display, depth, visual, parent_window, |
| 288 use_shared_memory); |
| 289 } |
| 290 |
277 void RenderWidgetHostViewGtk::Paint(const gfx::Rect& damage_rect) { | 291 void RenderWidgetHostViewGtk::Paint(const gfx::Rect& damage_rect) { |
278 BackingStore* backing_store = host_->GetBackingStore(); | 292 BackingStore* backing_store = host_->GetBackingStore(); |
279 | 293 |
280 if (backing_store) { | 294 if (backing_store) { |
281 GdkRectangle grect = { | |
282 damage_rect.x(), | |
283 damage_rect.y(), | |
284 damage_rect.width(), | |
285 damage_rect.height() | |
286 }; | |
287 | |
288 // Only render the widget if it is attached to a window; there's a short | 295 // Only render the widget if it is attached to a window; there's a short |
289 // period where this object isn't attached to a window but hasn't been | 296 // period where this object isn't attached to a window but hasn't been |
290 // Destroy()ed yet and it receives paint messages... | 297 // Destroy()ed yet and it receives paint messages... |
291 GdkWindow* window = view_->window; | 298 GdkWindow* window = view_->window; |
292 if (window) { | 299 if (window) |
293 gdk_window_begin_paint_rect(window, &grect); | 300 backing_store->ShowRect(damage_rect); |
294 | |
295 skia::PlatformDeviceLinux &platdev = | |
296 backing_store->canvas()->getTopPlatformDevice(); | |
297 skia::BitmapPlatformDeviceLinux* const bitdev = | |
298 static_cast<skia::BitmapPlatformDeviceLinux* >(&platdev); | |
299 cairo_t* cairo_drawable = gdk_cairo_create(window); | |
300 cairo_set_source_surface(cairo_drawable, bitdev->surface(), 0, 0); | |
301 cairo_paint(cairo_drawable); | |
302 cairo_destroy(cairo_drawable); | |
303 gdk_window_end_paint(window); | |
304 } | |
305 | 301 |
306 } else { | 302 } else { |
307 NOTIMPLEMENTED(); | 303 NOTIMPLEMENTED(); |
308 } | 304 } |
309 } | 305 } |
310 | 306 |
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