Examples with BridgeXmlBlockParser com.android.layoutlib.bridge.android.BridgeXmlBlockParser used on opensource projects

Example 26 with BridgeXmlBlockParser

use of com.android.layoutlib.bridge.android.BridgeXmlBlockParser in project android_frameworks_base by crdroidandroid.

the class RenderSessionImpl method init.

/**
     * Initializes and acquires the scene, creating various Android objects such as context,
     * inflater, and parser.
     *
     * @param timeout the time to wait if another rendering is happening.
     *
     * @return whether the scene was prepared
     *
     * @see #acquire(long)
     * @see #release()
     */
@Override
public Result init(long timeout) {
    Result result = super.init(timeout);
    if (!result.isSuccess()) {
        return result;
    }
    SessionParams params = getParams();
    BridgeContext context = getContext();
    // use default of true in case it's not found to use alpha by default
    mIsAlphaChannelImage = ResourceHelper.getBooleanThemeValue(params.getResources(), "windowIsFloating", true, true);
    mLayoutBuilder = new Layout.Builder(params, context);
    // FIXME: find those out, and possibly add them to the render params
    boolean hasNavigationBar = true;
    //noinspection ConstantConditions
    IWindowManager iwm = new IWindowManagerImpl(getContext().getConfiguration(), context.getMetrics(), Surface.ROTATION_0, hasNavigationBar);
    WindowManagerGlobal_Delegate.setWindowManagerService(iwm);
    // build the inflater and parser.
    mInflater = new BridgeInflater(context, params.getLayoutlibCallback());
    context.setBridgeInflater(mInflater);
    mBlockParser = new BridgeXmlBlockParser(params.getLayoutDescription(), context, false);
    return SUCCESS.createResult();
}

Example 27 with BridgeXmlBlockParser

use of com.android.layoutlib.bridge.android.BridgeXmlBlockParser in project android_frameworks_base by crdroidandroid.

the class RenderSessionImpl method insertChild.

/**
     * Insert a new child into an existing parent.
     * <p>
     * {@link #acquire(long)} must have been called before this.
     *
     * @throws IllegalStateException if the current context is different than the one owned by
     *      the scene, or if {@link #acquire(long)} was not called.
     *
     * @see RenderSession#insertChild(Object, ILayoutPullParser, int, IAnimationListener)
     */
public Result insertChild(final ViewGroup parentView, ILayoutPullParser childXml, final int index, IAnimationListener listener) {
    checkLock();
    BridgeContext context = getContext();
    // create a block parser for the XML
    BridgeXmlBlockParser blockParser = new BridgeXmlBlockParser(childXml, context, false);
    // inflate the child without adding it to the root since we want to control where it'll
    // get added. We do pass the parentView however to ensure that the layoutParams will
    // be created correctly.
    final View child = mInflater.inflate(blockParser, parentView, false);
    blockParser.ensurePopped();
    invalidateRenderingSize();
    if (listener != null) {
        new AnimationThread(this, "insertChild", listener) {

            @Override
            public Result preAnimation() {
                parentView.setLayoutTransition(new LayoutTransition());
                return addView(parentView, child, index);
            }

            @Override
            public void postAnimation() {
                parentView.setLayoutTransition(null);
            }
        }.start();
        // always return success since the real status will come through the listener.
        return SUCCESS.createResult(child);
    }
    // add it to the parentView in the correct location
    Result result = addView(parentView, child, index);
    if (!result.isSuccess()) {
        return result;
    }
    result = render(false);
    if (result.isSuccess()) {
        result = result.getCopyWithData(child);
    }
    return result;
}

Example 28 with BridgeXmlBlockParser

use of com.android.layoutlib.bridge.android.BridgeXmlBlockParser in project android_frameworks_base by crdroidandroid.

the class ResourceHelper method getInternalComplexColor.

/**
     * Returns a {@link ComplexColor} from the given {@link ResourceValue}
     *
     * @param resValue the value containing a color value or a file path to a complex color
     * definition
     * @param context the current context
     * @param theme the theme to use when resolving the complex color
     * @param allowGradients when false, only {@link ColorStateList} will be returned. If a {@link
     * GradientColor} is found, null will be returned.
     */
@Nullable
private static ComplexColor getInternalComplexColor(@NonNull ResourceValue resValue, @NonNull BridgeContext context, @Nullable Theme theme, boolean allowGradients) {
    String value = resValue.getValue();
    if (value == null || RenderResources.REFERENCE_NULL.equals(value)) {
        return null;
    }
    XmlPullParser parser = null;
    // first check if the value is a file (xml most likely)
    Boolean psiParserSupport = context.getLayoutlibCallback().getFlag(RenderParamsFlags.FLAG_KEY_XML_FILE_PARSER_SUPPORT);
    if (psiParserSupport != null && psiParserSupport) {
        parser = context.getLayoutlibCallback().getXmlFileParser(value);
    }
    if (parser == null) {
        File f = new File(value);
        if (f.isFile()) {
            // providing an XmlPullParser
            try {
                parser = ParserFactory.create(f);
            } catch (XmlPullParserException | FileNotFoundException e) {
                Bridge.getLog().error(LayoutLog.TAG_RESOURCES_READ, "Failed to parse file " + value, e, null);
            }
        }
    }
    if (parser != null) {
        try {
            BridgeXmlBlockParser blockParser = new BridgeXmlBlockParser(parser, context, resValue.isFramework());
            try {
                // Advance the parser to the first element so we can detect if it's a
                // color list or a gradient color
                int type;
                //noinspection StatementWithEmptyBody
                while ((type = blockParser.next()) != XmlPullParser.START_TAG && type != XmlPullParser.END_DOCUMENT) {
                // Seek parser to start tag.
                }
                if (type != XmlPullParser.START_TAG) {
                    throw new XmlPullParserException("No start tag found");
                }
                final String name = blockParser.getName();
                if (allowGradients && "gradient".equals(name)) {
                    return ComplexColor_Accessor.createGradientColorFromXmlInner(context.getResources(), blockParser, blockParser, theme);
                } else if ("selector".equals(name)) {
                    return ComplexColor_Accessor.createColorStateListFromXmlInner(context.getResources(), blockParser, blockParser, theme);
                }
            } finally {
                blockParser.ensurePopped();
            }
        } catch (XmlPullParserException e) {
            Bridge.getLog().error(LayoutLog.TAG_BROKEN, "Failed to configure parser for " + value, e, null);
        // we'll return null below.
        } catch (Exception e) {
            // this is an error and not warning since the file existence is
            // checked before attempting to parse it.
            Bridge.getLog().error(LayoutLog.TAG_RESOURCES_READ, "Failed to parse file " + value, e, null);
            return null;
        }
    } else {
        // try to load the color state list from an int
        try {
            int color = getColor(value);
            return ColorStateList.valueOf(color);
        } catch (NumberFormatException e) {
            Bridge.getLog().error(LayoutLog.TAG_RESOURCES_FORMAT, "Failed to convert " + value + " into a ColorStateList", e, null);
        }
    }
    return null;
}

Example 29 with BridgeXmlBlockParser

use of com.android.layoutlib.bridge.android.BridgeXmlBlockParser in project android_frameworks_base by crdroidandroid.

the class ResourceHelper method getDrawable.

/**
     * Returns a drawable from the given value.
     * @param value The value that contains a path to a 9 patch, a bitmap or a xml based drawable,
     * or an hexadecimal color
     * @param context the current context
     * @param theme the theme to be used to inflate the drawable.
     */
public static Drawable getDrawable(ResourceValue value, BridgeContext context, Theme theme) {
    if (value == null) {
        return null;
    }
    String stringValue = value.getValue();
    if (RenderResources.REFERENCE_NULL.equals(stringValue)) {
        return null;
    }
    String lowerCaseValue = stringValue.toLowerCase();
    Density density = Density.MEDIUM;
    if (value instanceof DensityBasedResourceValue) {
        density = ((DensityBasedResourceValue) value).getResourceDensity();
    }
    if (lowerCaseValue.endsWith(NinePatch.EXTENSION_9PATCH)) {
        File file = new File(stringValue);
        if (file.isFile()) {
            try {
                return getNinePatchDrawable(new FileInputStream(file), density, value.isFramework(), stringValue, context);
            } catch (IOException e) {
                // failed to read the file, we'll return null below.
                Bridge.getLog().error(LayoutLog.TAG_RESOURCES_READ, "Failed lot load " + file.getAbsolutePath(), e, null);
            }
        }
        return null;
    } else if (lowerCaseValue.endsWith(".xml")) {
        // create a block parser for the file
        File f = new File(stringValue);
        if (f.isFile()) {
            try {
                // let the framework inflate the Drawable from the XML file.
                XmlPullParser parser = ParserFactory.create(f);
                BridgeXmlBlockParser blockParser = new BridgeXmlBlockParser(parser, context, value.isFramework());
                try {
                    return Drawable.createFromXml(context.getResources(), blockParser, theme);
                } finally {
                    blockParser.ensurePopped();
                }
            } catch (Exception e) {
                // this is an error and not warning since the file existence is checked before
                // attempting to parse it.
                Bridge.getLog().error(null, "Failed to parse file " + stringValue, e, null);
            }
        } else {
            Bridge.getLog().error(LayoutLog.TAG_BROKEN, String.format("File %s does not exist (or is not a file)", stringValue), null);
        }
        return null;
    } else {
        File bmpFile = new File(stringValue);
        if (bmpFile.isFile()) {
            try {
                Bitmap bitmap = Bridge.getCachedBitmap(stringValue, value.isFramework() ? null : context.getProjectKey());
                if (bitmap == null) {
                    bitmap = Bitmap_Delegate.createBitmap(bmpFile, false, /*isMutable*/
                    density);
                    Bridge.setCachedBitmap(stringValue, bitmap, value.isFramework() ? null : context.getProjectKey());
                }
                return new BitmapDrawable(context.getResources(), bitmap);
            } catch (IOException e) {
                // we'll return null below
                Bridge.getLog().error(LayoutLog.TAG_RESOURCES_READ, "Failed lot load " + bmpFile.getAbsolutePath(), e, null);
            }
        } else {
            // attempt to get a color from the value
            try {
                int color = getColor(stringValue);
                return new ColorDrawable(color);
            } catch (NumberFormatException e) {
                // we'll return null below.
                Bridge.getLog().error(LayoutLog.TAG_RESOURCES_FORMAT, "Failed to convert " + stringValue + " into a drawable", e, null);
            }
        }
    }
    return null;
}

Example 30 with BridgeXmlBlockParser

use of com.android.layoutlib.bridge.android.BridgeXmlBlockParser in project android_frameworks_base by AOSPA.

the class ResourceHelper method getDrawable.

/**
     * Returns a drawable from the given value.
     * @param value The value that contains a path to a 9 patch, a bitmap or a xml based drawable,
     * or an hexadecimal color
     * @param context the current context
     * @param theme the theme to be used to inflate the drawable.
     */
public static Drawable getDrawable(ResourceValue value, BridgeContext context, Theme theme) {
    if (value == null) {
        return null;
    }
    String stringValue = value.getValue();
    if (RenderResources.REFERENCE_NULL.equals(stringValue)) {
        return null;
    }
    String lowerCaseValue = stringValue.toLowerCase();
    Density density = Density.MEDIUM;
    if (value instanceof DensityBasedResourceValue) {
        density = ((DensityBasedResourceValue) value).getResourceDensity();
    }
    if (lowerCaseValue.endsWith(NinePatch.EXTENSION_9PATCH)) {
        File file = new File(stringValue);
        if (file.isFile()) {
            try {
                return getNinePatchDrawable(new FileInputStream(file), density, value.isFramework(), stringValue, context);
            } catch (IOException e) {
                // failed to read the file, we'll return null below.
                Bridge.getLog().error(LayoutLog.TAG_RESOURCES_READ, "Failed lot load " + file.getAbsolutePath(), e, null);
            }
        }
        return null;
    } else if (lowerCaseValue.endsWith(".xml")) {
        // create a block parser for the file
        File f = new File(stringValue);
        if (f.isFile()) {
            try {
                // let the framework inflate the Drawable from the XML file.
                XmlPullParser parser = ParserFactory.create(f);
                BridgeXmlBlockParser blockParser = new BridgeXmlBlockParser(parser, context, value.isFramework());
                try {
                    return Drawable.createFromXml(context.getResources(), blockParser, theme);
                } finally {
                    blockParser.ensurePopped();
                }
            } catch (Exception e) {
                // this is an error and not warning since the file existence is checked before
                // attempting to parse it.
                Bridge.getLog().error(null, "Failed to parse file " + stringValue, e, null);
            }
        } else {
            Bridge.getLog().error(LayoutLog.TAG_BROKEN, String.format("File %s does not exist (or is not a file)", stringValue), null);
        }
        return null;
    } else {
        File bmpFile = new File(stringValue);
        if (bmpFile.isFile()) {
            try {
                Bitmap bitmap = Bridge.getCachedBitmap(stringValue, value.isFramework() ? null : context.getProjectKey());
                if (bitmap == null) {
                    bitmap = Bitmap_Delegate.createBitmap(bmpFile, false, /*isMutable*/
                    density);
                    Bridge.setCachedBitmap(stringValue, bitmap, value.isFramework() ? null : context.getProjectKey());
                }
                return new BitmapDrawable(context.getResources(), bitmap);
            } catch (IOException e) {
                // we'll return null below
                Bridge.getLog().error(LayoutLog.TAG_RESOURCES_READ, "Failed lot load " + bmpFile.getAbsolutePath(), e, null);
            }
        } else {
            // attempt to get a color from the value
            try {
                int color = getColor(stringValue);
                return new ColorDrawable(color);
            } catch (NumberFormatException e) {
                // we'll return null below.
                Bridge.getLog().error(LayoutLog.TAG_RESOURCES_FORMAT, "Failed to convert " + stringValue + " into a drawable", e, null);
            }
        }
    }
    return null;
}