Basic cursor support.

Review URL: http://codereview.chromium.org/9744


git-svn-id: svn://svn.chromium.org/chrome/trunk/src@5185 0039d316-1c4b-4281-b951-d872f2087c98

3 files changed, 118 insertions, 1 deletions

diff --git a/webkit/glue/SConscript b/webkit/glue/SConscript
index ffbcda5..6476ffd 100644
--- a/webkit/glue/SConscript
+++ b/webkit/glue/SConscript
@@ -108,6 +108,9 @@ if env['PLATFORM'] == 'win32':
     'webkit_glue_win.cc',
   ])
 elif env['PLATFORM'] == 'posix':
-  input_files.append('webinputevent_linux.cc')
+  input_files.extend([
+      'webcursor_gtk.cc',
+      'webinputevent_linux.cc',
+  ])
 
 env.ChromeStaticLibrary('glue', input_files)
diff --git a/webkit/glue/webcursor.h b/webkit/glue/webcursor.h
index 92e27f3..7775751 100644
--- a/webkit/glue/webcursor.h
+++ b/webkit/glue/webcursor.h
@@ -14,6 +14,9 @@
 typedef struct HINSTANCE__* HINSTANCE;
 typedef struct HICON__* HICON;
 typedef HICON HCURSOR;
+#elif defined(OS_LINUX)
+// GdkCursorType is an enum, which we can't forward-declare.  :(
+#include <gdk/gdkcursor.h>
 #endif
 
 class Pickle;
@@ -58,6 +61,10 @@ class WebCursor {
 
   // Initialize this from the given Windows cursor.
   void InitFromCursor(HCURSOR handle);
+#elif defined(OS_LINUX)
+  // Return the stock GdkCursorType for this cursor, or GDK_CURSOR_IS_PIXMAP
+  // if it's a custom cursor.
+  GdkCursorType GetCursorType() const;
 #endif
 
  private:
diff --git a/webkit/glue/webcursor_gtk.cc b/webkit/glue/webcursor_gtk.cc
new file mode 100644
index 0000000..6224804
--- /dev/null
+++ b/webkit/glue/webcursor_gtk.cc
@@ -0,0 +1,107 @@
+// Copyright (c) 2008 The Chromium Authors. All rights reserved.  Use of this
+// source code is governed by a BSD-style license that can be found in the
+// LICENSE file.
+
+#include "webkit/glue/webcursor.h"
+
+#include "config.h"
+#include "PlatformCursor.h"
+
+#undef LOG
+#include "base/logging.h"
+
+using WebCore::PlatformCursor;
+
+GdkCursorType WebCursor::GetCursorType() const {
+  // http://library.gnome.org/devel/gdk/2.12/gdk-Cursors.html has images
+  // of the default X theme, but beware that the user's cursor theme can
+  // change everything.
+  switch (type_) {
+    case PlatformCursor::typePointer:
+      return GDK_ARROW;
+    case PlatformCursor::typeCross:
+      return GDK_CROSS;
+    case PlatformCursor::typeHand:
+      return GDK_HAND2;
+    case PlatformCursor::typeIBeam:
+      return GDK_XTERM;
+    case PlatformCursor::typeWait:
+      return GDK_WATCH;
+    case PlatformCursor::typeHelp:
+      return GDK_QUESTION_ARROW;
+    case PlatformCursor::typeEastResize:
+      return GDK_RIGHT_SIDE;
+    case PlatformCursor::typeNorthResize:
+      return GDK_TOP_SIDE;
+    case PlatformCursor::typeNorthEastResize:
+      return GDK_TOP_RIGHT_CORNER;
+    case PlatformCursor::typeNorthWestResize:
+      return GDK_TOP_LEFT_CORNER;
+    case PlatformCursor::typeSouthResize:
+      return GDK_BOTTOM_SIDE;
+    case PlatformCursor::typeSouthEastResize:
+      return GDK_BOTTOM_LEFT_CORNER;
+    case PlatformCursor::typeSouthWestResize:
+      return GDK_BOTTOM_RIGHT_CORNER;
+    case PlatformCursor::typeWestResize:
+      return GDK_LEFT_SIDE;
+    case PlatformCursor::typeNorthSouthResize:
+      NOTIMPLEMENTED(); return GDK_ARROW;
+    case PlatformCursor::typeEastWestResize:
+      NOTIMPLEMENTED(); return GDK_ARROW;
+    case PlatformCursor::typeNorthEastSouthWestResize:
+      NOTIMPLEMENTED(); return GDK_ARROW;
+    case PlatformCursor::typeNorthWestSouthEastResize:
+      NOTIMPLEMENTED(); return GDK_ARROW;
+    case PlatformCursor::typeColumnResize:
+      return GDK_SB_H_DOUBLE_ARROW;  // TODO(evanm): is this correct?
+    case PlatformCursor::typeRowResize:
+      return GDK_SB_V_DOUBLE_ARROW;  // TODO(evanm): is this correct?
+    case PlatformCursor::typeMiddlePanning:
+      NOTIMPLEMENTED(); return GDK_ARROW;
+    case PlatformCursor::typeEastPanning:
+      NOTIMPLEMENTED(); return GDK_ARROW;
+    case PlatformCursor::typeNorthPanning:
+      NOTIMPLEMENTED(); return GDK_ARROW;
+    case PlatformCursor::typeNorthEastPanning:
+      NOTIMPLEMENTED(); return GDK_ARROW;
+    case PlatformCursor::typeNorthWestPanning:
+      NOTIMPLEMENTED(); return GDK_ARROW;
+    case PlatformCursor::typeSouthPanning:
+      NOTIMPLEMENTED(); return GDK_ARROW;
+    case PlatformCursor::typeSouthEastPanning:
+      NOTIMPLEMENTED(); return GDK_ARROW;
+    case PlatformCursor::typeSouthWestPanning:
+      NOTIMPLEMENTED(); return GDK_ARROW;
+    case PlatformCursor::typeWestPanning:
+      NOTIMPLEMENTED(); return GDK_ARROW;
+    case PlatformCursor::typeMove:
+      return GDK_FLEUR;
+    case PlatformCursor::typeVerticalText:
+      NOTIMPLEMENTED(); return GDK_ARROW;
+    case PlatformCursor::typeCell:
+      NOTIMPLEMENTED(); return GDK_ARROW;
+    case PlatformCursor::typeContextMenu:
+      NOTIMPLEMENTED(); return GDK_ARROW;
+    case PlatformCursor::typeAlias:
+      NOTIMPLEMENTED(); return GDK_ARROW;
+    case PlatformCursor::typeProgress:
+      return GDK_WATCH;
+    case PlatformCursor::typeNoDrop:
+      NOTIMPLEMENTED(); return GDK_ARROW;
+    case PlatformCursor::typeCopy:
+      NOTIMPLEMENTED(); return GDK_ARROW;
+    case PlatformCursor::typeNone:
+      NOTIMPLEMENTED(); return GDK_ARROW;
+    case PlatformCursor::typeNotAllowed:
+      NOTIMPLEMENTED(); return GDK_ARROW;
+    case PlatformCursor::typeZoomIn:
+      NOTIMPLEMENTED(); return GDK_ARROW;
+    case PlatformCursor::typeZoomOut:
+      NOTIMPLEMENTED(); return GDK_ARROW;
+    case PlatformCursor::typeCustom:
+      return GDK_CURSOR_IS_PIXMAP;
+  }
+  NOTREACHED();
+  return GDK_ARROW;
+}