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authorerg@chromium.org <erg@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2014-04-10 22:20:52 +0000
committererg@chromium.org <erg@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2014-04-10 22:20:52 +0000
commitdcc2977772bdd296d8bfbcaedafd4441def78e3d (patch)
treecb0bdc148cff3f5a221b89ad2c055212d58bb976 /ui/gfx/gtk_util.cc
parent404d9a54ceae52b741b3e173af12fb7fd21c8548 (diff)
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Delete the GTK+ port of Chrome.
BUG=297026 R=ben@chromium.org Review URL: https://codereview.chromium.org/231733005 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@263101 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'ui/gfx/gtk_util.cc')
-rw-r--r--ui/gfx/gtk_util.cc190
1 files changed, 0 insertions, 190 deletions
diff --git a/ui/gfx/gtk_util.cc b/ui/gfx/gtk_util.cc
deleted file mode 100644
index 0c11168..0000000
--- a/ui/gfx/gtk_util.cc
+++ /dev/null
@@ -1,190 +0,0 @@
-// Copyright (c) 2012 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 "ui/gfx/gtk_util.h"
-
-#include <gdk/gdk.h>
-#include <gtk/gtk.h>
-#include <stdlib.h>
-
-#include "base/basictypes.h"
-#include "base/command_line.h"
-#include "base/memory/scoped_ptr.h"
-#include "third_party/skia/include/core/SkBitmap.h"
-#include "third_party/skia/include/core/SkUnPreMultiply.h"
-#include "ui/gfx/rect.h"
-
-namespace {
-
-// A process wide singleton that manages our usage of gdk cursors.
-// gdk_cursor_new() hits the disk in several places and GdkCursor instances can
-// be reused throughout the process.
-class GdkCursorCache {
- public:
- GdkCursorCache() {}
- ~GdkCursorCache() {
- for (GdkCursorMap::iterator i(cursors_.begin()); i != cursors_.end(); ++i) {
- gdk_cursor_unref(i->second);
- }
- cursors_.clear();
- }
-
- GdkCursor* GetCursorImpl(GdkCursorType type) {
- GdkCursorMap::iterator it = cursors_.find(type);
- GdkCursor* cursor = NULL;
- if (it == cursors_.end()) {
- cursor = gdk_cursor_new(type);
- cursors_.insert(std::make_pair(type, cursor));
- } else {
- cursor = it->second;
- }
-
- // It is not necessary to add a reference here. The callers can ref the
- // cursor if they need it for something.
- return cursor;
- }
-
- private:
- typedef std::map<GdkCursorType, GdkCursor*> GdkCursorMap;
- GdkCursorMap cursors_;
-
- DISALLOW_COPY_AND_ASSIGN(GdkCursorCache);
-};
-
-} // namespace
-
-namespace gfx {
-
-static void CommonInitFromCommandLine(const CommandLine& command_line,
- void (*init_func)(gint*, gchar***)) {
- const std::vector<std::string>& args = command_line.argv();
- int argc = args.size();
- scoped_ptr<char *[]> argv(new char *[argc + 1]);
- for (size_t i = 0; i < args.size(); ++i) {
- // TODO(piman@google.com): can gtk_init modify argv? Just being safe
- // here.
- argv[i] = strdup(args[i].c_str());
- }
- argv[argc] = NULL;
- char **argv_pointer = argv.get();
-
- init_func(&argc, &argv_pointer);
- for (size_t i = 0; i < args.size(); ++i) {
- free(argv[i]);
- }
-}
-
-void GtkInitFromCommandLine(const CommandLine& command_line) {
- CommonInitFromCommandLine(command_line, gtk_init);
-}
-
-void GdkInitFromCommandLine(const CommandLine& command_line) {
- CommonInitFromCommandLine(command_line, gdk_init);
-}
-
-GdkPixbuf* GdkPixbufFromSkBitmap(const SkBitmap& bitmap) {
- if (bitmap.isNull())
- return NULL;
-
- SkAutoLockPixels lock_pixels(bitmap);
-
- int width = bitmap.width();
- int height = bitmap.height();
-
- GdkPixbuf* pixbuf = gdk_pixbuf_new(
- GDK_COLORSPACE_RGB, // The only colorspace gtk supports.
- TRUE, // There is an alpha channel.
- 8,
- width, height);
-
- // SkBitmaps are premultiplied, we need to unpremultiply them.
- const int kBytesPerPixel = 4;
- uint8* divided = gdk_pixbuf_get_pixels(pixbuf);
-
- for (int y = 0, i = 0; y < height; y++) {
- for (int x = 0; x < width; x++) {
- uint32 pixel = bitmap.getAddr32(0, y)[x];
-
- int alpha = SkColorGetA(pixel);
- if (alpha != 0 && alpha != 255) {
- SkColor unmultiplied = SkUnPreMultiply::PMColorToColor(pixel);
- divided[i + 0] = SkColorGetR(unmultiplied);
- divided[i + 1] = SkColorGetG(unmultiplied);
- divided[i + 2] = SkColorGetB(unmultiplied);
- divided[i + 3] = alpha;
- } else {
- divided[i + 0] = SkColorGetR(pixel);
- divided[i + 1] = SkColorGetG(pixel);
- divided[i + 2] = SkColorGetB(pixel);
- divided[i + 3] = alpha;
- }
- i += kBytesPerPixel;
- }
- }
-
- return pixbuf;
-}
-
-void SubtractRectanglesFromRegion(GdkRegion* region,
- const std::vector<Rect>& cutouts) {
- for (size_t i = 0; i < cutouts.size(); ++i) {
- GdkRectangle rect = cutouts[i].ToGdkRectangle();
- GdkRegion* rect_region = gdk_region_rectangle(&rect);
- gdk_region_subtract(region, rect_region);
- // TODO(deanm): It would be nice to be able to reuse the GdkRegion here.
- gdk_region_destroy(rect_region);
- }
-}
-
-GdkCursor* GetCursor(int type) {
- CR_DEFINE_STATIC_LOCAL(GdkCursorCache, impl, ());
- return impl.GetCursorImpl(static_cast<GdkCursorType>(type));
-}
-
-void InitRCStyles() {
- static const char kRCText[] =
- // Make our dialogs styled like the GNOME HIG.
- //
- // TODO(evanm): content-area-spacing was introduced in a later
- // version of GTK, so we need to set that manually on all dialogs.
- // Perhaps it would make sense to have a shared FixupDialog() function.
- "style \"gnome-dialog\" {\n"
- " xthickness = 12\n"
- " GtkDialog::action-area-border = 0\n"
- " GtkDialog::button-spacing = 6\n"
- " GtkDialog::content-area-spacing = 18\n"
- " GtkDialog::content-area-border = 12\n"
- "}\n"
- // Note we set it at the "application" priority, so users can override.
- "widget \"GtkDialog\" style : application \"gnome-dialog\"\n"
-
- // Make our about dialog special, so the image is flush with the edge.
- "style \"about-dialog\" {\n"
- " GtkDialog::action-area-border = 12\n"
- " GtkDialog::button-spacing = 6\n"
- " GtkDialog::content-area-spacing = 18\n"
- " GtkDialog::content-area-border = 0\n"
- "}\n"
- "widget \"about-dialog\" style : application \"about-dialog\"\n";
-
- gtk_rc_parse_string(kRCText);
-}
-
-base::TimeDelta GetCursorBlinkCycle() {
- // From http://library.gnome.org/devel/gtk/unstable/GtkSettings.html, this is
- // the default value for gtk-cursor-blink-time.
- static const gint kGtkDefaultCursorBlinkTime = 1200;
-
- gint cursor_blink_time = kGtkDefaultCursorBlinkTime;
- gboolean cursor_blink = TRUE;
- g_object_get(gtk_settings_get_default(),
- "gtk-cursor-blink-time", &cursor_blink_time,
- "gtk-cursor-blink", &cursor_blink,
- NULL);
- return cursor_blink ?
- base::TimeDelta::FromMilliseconds(cursor_blink_time) :
- base::TimeDelta();
-}
-
-} // namespace gfx
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