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Add codes from content_shell
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‎src/DEPS‎

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include_rules = [
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"+v8/include",
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# For chromeos build config
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"+chromeos/dbus",
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# The content_shell is the canonical sample embedder, so it only uses
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# content's public API.
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"+content/public",
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# The content_shell is an embedder so it must work with resource bundles.
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"+ui/base/l10n",
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"+ui/base/resource",
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# Shell resources
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"+grit/net_resources.h",
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"+grit/shell_resources.h",
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# The content_shell for aura must work with the views and aura
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"+ui/aura",
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"+ui/views",
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]

‎src/OWNERS‎

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jochen@chromium.org

‎src/android/OWNERS‎

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jcivelli@chromium.org
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satish@chromium.org
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tedchoc@chromium.org
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jrg@chromium.org
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yfriedman@chromium.org

‎src/android/draw_context.cc‎

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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "content/shell/android/draw_context.h"
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#include "base/logging.h"
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#include "content/public/browser/android/graphics_context.h"
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#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebGraphicsContext3D.h"
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namespace {
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static const char g_vertex_shader[] =
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"attribute vec4 a_Position;"
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"attribute vec2 a_texCoord;"
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"varying vec2 v_texCoord;"
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"void main() {"
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" gl_Position = a_Position;"
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" v_texCoord = a_texCoord;"
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"}";
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// Minimal texture mapping pixel shader.
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static const char g_fragment_shader[] =
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"precision mediump float;"
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"varying vec2 v_texCoord;"
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"uniform sampler2D s_texture;"
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"void main() {"
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" gl_FragColor = texture2D(s_texture, v_texCoord);"
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"}";
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} // anonymous namespace
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namespace content {
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DrawContext::DrawContext(ANativeWindow* window)
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: program_(GL_ZERO),
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vertex_shader_(0),
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fragment_shader_(0),
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texture_uniform_(GL_ZERO),
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vertex_buffer_(GL_ZERO),
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context_(content::GraphicsContext::CreateForUI(window)) {
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const GLfloat attribs[] = {
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-1.0f, -1.0f,
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1.0f, -1.0f,
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-1.0f, 1.0f,
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1.0f, 1.0f,
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0.0f, 0.0f,
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1.0f, 0.0f,
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0.0f, 1.0f,
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1.0f, 1.0f };
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WebKit::WebGraphicsContext3D* context3D = context_->GetContext3D();
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vertex_buffer_ = context3D->createBuffer();
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context3D->bindBuffer(GL_ARRAY_BUFFER, vertex_buffer_);
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context3D->bufferData(GL_ARRAY_BUFFER, 16 * sizeof(GLfloat), attribs,
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GL_STATIC_DRAW);
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vertex_shader_ = context3D->createShader(GL_VERTEX_SHADER);
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context3D->shaderSource(vertex_shader_, g_vertex_shader);
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context3D->compileShader(vertex_shader_);
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fragment_shader_ = context3D->createShader(GL_FRAGMENT_SHADER);
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context3D->shaderSource(fragment_shader_, g_fragment_shader);
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context3D->compileShader(fragment_shader_);
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program_ = context3D->createProgram();
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context3D->attachShader(program_, vertex_shader_);
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context3D->attachShader(program_, fragment_shader_);
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context3D->linkProgram(program_);
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texture_uniform_ = context3D->getUniformLocation(program_, "s_texture");
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}
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DrawContext::~DrawContext() {
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if (vertex_buffer_ != GL_ZERO)
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context_->GetContext3D()->deleteBuffer(vertex_buffer_);
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if (program_ != GL_ZERO)
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context_->GetContext3D()->deleteProgram(program_);
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}
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uint32 DrawContext::Draw(int texture) {
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DCHECK(program_ != GL_ZERO);
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WebKit::WebGraphicsContext3D* context3D = context_->GetContext3D();
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context3D->useProgram(program_);
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context3D->texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
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context3D->texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
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context3D->texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
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context3D->texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
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context3D->uniform1i(texture_uniform_, 0);
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context3D->activeTexture(GL_TEXTURE0);
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context3D->bindTexture(GL_TEXTURE_2D, texture);
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context3D->bindBuffer(GL_ARRAY_BUFFER, vertex_buffer_);
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context3D->enableVertexAttribArray(0);
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context3D->vertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, 0, 0);
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context3D->bindAttribLocation(program_, 0, "a_Position");
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context3D->enableVertexAttribArray(1);
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context3D->vertexAttribPointer(
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1, 2, GL_FLOAT, GL_FALSE, 0, 8 * sizeof(GLfloat));
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context3D->bindAttribLocation(program_, 1, "a_texCoord");
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context3D->drawArrays(GL_TRIANGLE_STRIP, 0, 4);
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context3D->prepareTexture();
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return context_->InsertSyncPoint();
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}
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void DrawContext::Reshape(int width, int height) {
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WebKit::WebGraphicsContext3D* context3D = context_->GetContext3D();
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context3D->viewport(0, 0, width, height);
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context3D->reshape(width, height);
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}
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} // namespace content

‎src/android/draw_context.h‎

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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef CONTENT_SHELL_ANDROID_DRAW_CONTEXT_H_
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#define CONTENT_SHELL_ANDROID_DRAW_CONTEXT_H_
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#include "base/memory/scoped_ptr.h"
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#include "base/synchronization/lock.h"
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#include "ui/gfx/native_widget_types.h"
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#include <GLES2/gl2.h>
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namespace content {
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class GraphicsContext;
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// Helper class for drawing content textures to the UI window surface.
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class DrawContext {
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public:
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DrawContext(ANativeWindow* window);
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~DrawContext();
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// Draws the given texture to the UI and returns a
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// SyncPoint identifier.
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uint32 Draw(int texture);
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void Reshape(int width, int height);
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private:
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// The shader program.
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int program_;
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int vertex_shader_;
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int fragment_shader_;
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// Shader uniform locations.
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int texture_uniform_;
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// The vertex attribute array used to draw a simple quad.
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unsigned int vertex_buffer_;
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// The graphics context used for drawing.
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scoped_ptr<content::GraphicsContext> context_;
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DISALLOW_COPY_AND_ASSIGN(DrawContext);
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};
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} // namespace content
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#endif // CONTENT_SHELL_ANDROID_DRAW_CONTEXT_H_

‎src/android/java/AndroidManifest.xml‎

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<?xml version="1.0" encoding="utf-8"?>
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<!-- Copyright (c) 2012 The Chromium Authors. All rights reserved.
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Use of this source code is governed by a BSD-style license that can be
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found in the LICENSE file.
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-->
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<manifest xmlns:android="http://schemas.android.com/apk/res/android"
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package="org.chromium.content_shell">
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<permission android:name="org.chromium.content_shell.permission.SANDBOX"
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android:protectionLevel="signature" />
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<application android:name="ContentShellApplication"
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android:label="ContentShell"
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android:debuggable="true">
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<activity android:name="ContentShellActivity"
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android:launchMode="singleTask"
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android:theme="@android:style/Theme.Holo.Light.NoActionBar"
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android:configChanges="orientation|keyboardHidden|keyboard|screenSize"
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android:hardwareAccelerated="true">
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<intent-filter>
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<action android:name="android.intent.action.MAIN"/>
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<category android:name="android.intent.category.LAUNCHER"/>
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</intent-filter>
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</activity>
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<!-- The following service entries exist in order to allow us to
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start more than one sandboxed process. -->
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<!-- NOTE: If you change the values of "android:process" for any of the below services,
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you also need to update kHelperProcessExecutableName in chrome_constants.cc. -->
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<service android:name="org.chromium.content.app.SandboxedProcessService0"
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android:process=":sandboxed_process0"
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android:permission="org.chromium.content_shell.permission.SANDBOX"
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android:exported="false" />
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<service android:name="org.chromium.content.app.SandboxedProcessService1"
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android:process=":sandboxed_process1"
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android:permission="org.chromium.content_shell.permission.SANDBOX"
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android:exported="false" />
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<service android:name="org.chromium.content.app.SandboxedProcessService2"
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android:process=":sandboxed_process2"
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android:permission="org.chromium.content_shell.permission.SANDBOX"
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android:exported="false" />
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<service android:name="org.chromium.content.app.SandboxedProcessService3"
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android:process=":sandboxed_process3"
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android:permission="org.chromium.content_shell.permission.SANDBOX"
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android:exported="false" />
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<service android:name="org.chromium.content.app.SandboxedProcessService4"
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android:process=":sandboxed_process4"
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android:permission="org.chromium.content_shell.permission.SANDBOX"
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android:exported="false" />
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</application>
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<uses-sdk android:minSdkVersion="14" android:targetSdkVersion="14" />
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<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
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<uses-permission android:name="android.permission.INTERNET"/>
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<uses-permission android:name="android.permission.VIBRATE"/>
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<uses-permission android:name="android.permission.WAKE_LOCK"/>
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</manifest>

‎src/android/java/content_shell_apk.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<!--
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Copyright (c) 2012 The Chromium Authors. All rights reserved.
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Use of this source code is governed by a BSD-style license that can be
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found in the LICENSE file.
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-->
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<project name="ContentShell" default="debug" basedir=".">
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<description>
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Building ContentShell.apk
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</description>
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<import file="../../../../build/android/ant/common.xml"/>
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<import file="../../../../build/android/ant/sdk-targets.xml"/>
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<property-value name="target.abi" value="${APP_ABI}"/>
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<property-location name="out.dir" location="${PRODUCT_DIR}/content_shell"
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check-exists="false"/>
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<property name="resource.absolute.dir" value="../res"/>
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<property name="gen.absolute.dir" value="${out.dir}/gen"/>
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<property name="jar.libs.dir" value="${out.dir}/java/libs"/>
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<path id="native.libs.gdbserver">
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<fileset file="${toolchain.dir}/../../gdbserver"/>
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</path>
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<property name="native.libs.absolute.dir" location="${out.dir}/libs"/>
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<property name="asset.absolute.dir" location="${out.dir}/assets"/>
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<path id="out.dex.jar.input.ref">
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<fileset file="${out.dir}/java/libs/chromium_content.jar"/>
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<fileset file="${out.dir}/java/libs/chromium_net.jar"/>
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<fileset file="${out.dir}/java/libs/chromium_base.jar"/>
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<fileset file="${out.dir}/java/libs/chromium_media.jar"/>
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</path>
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<property name="java.compilerargs" value="-classpath ${toString:out.dex.jar.input.ref}"/>
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<!-- We expect PRODUCT_DIR to be set like the gyp var (e.g. $ROOT/out/Debug) -->
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<fail message="PRODUCT_DIR env var not set?">
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<condition>
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<not>
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<isset property="PRODUCT_DIR"/>
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</not>
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</condition>
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</fail>
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<target name="-post-compile">
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<!--
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Copy gdbserver to main libs directory if building debug.
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TODO(jrg): for now, Chrome on Android always builds native code
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as Release and java/ant as Debug, which means we always install
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gdbserver. Resolve this discrepancy, possibly by making this
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Release Official build java/ant as Release.
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-->
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<if>
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<condition>
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<equals arg1="${build.target}" arg2="debug"/>
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</condition>
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<then>
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<echo message="Copying gdbserver to the apk to enable native debugging" />
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<copy todir="${out.dir}/libs/${target.abi}">
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<path refid="native.libs.gdbserver"/>
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</copy>
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</then>
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</if>
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</target>
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<!-- Classpath for javac -->
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<path id="javac.custom.classpath">
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<path refid="out.dex.jar.input.ref"/>
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</path>
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<import file="${sdk.dir}/tools/ant/build.xml"/>
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</project>

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