Examples with LEFT android.support.v7.widget.helper.ItemTouchHelper.LEFT used on opensource projects

Example 26 with LEFT

use of android.support.v7.widget.helper.ItemTouchHelper.LEFT in project Hummingbird-for-Android by xiprox.

the class DividerItemDecoration method drawHorizontal.

public void drawHorizontal(Canvas c, RecyclerView parent) {
    final int top = parent.getPaddingTop();
    final int bottom = parent.getHeight() - parent.getPaddingBottom();
    final int childCount = parent.getChildCount();
    for (int i = 0; i < childCount; i++) {
        final View child = parent.getChildAt(i);
        final RecyclerView.LayoutParams params = (RecyclerView.LayoutParams) child.getLayoutParams();
        final int left = child.getRight() + params.rightMargin;
        final int right = left + mDivider.getIntrinsicHeight();
        mDivider.setBounds(left, top, right, bottom);
        mDivider.draw(c);
    }
}

Example 27 with LEFT

use of android.support.v7.widget.helper.ItemTouchHelper.LEFT in project GitTest by xiaoxige.

the class TestItemDecoration method onDraw.

@Override
public void onDraw(Canvas c, RecyclerView parent, RecyclerView.State state) {
    super.onDraw(c, parent, state);
    for (int i = 0; i < parent.getChildCount(); i++) {
        if (i == 0) {
            continue;
        }
        View childAt = parent.getChildAt(i);
        int top = childAt.getTop() - 4;
        int left = childAt.getPaddingLeft();
        int bottom = childAt.getTop();
        int right = parent.getWidth() - childAt.getPaddingRight();
        c.drawRect(left, top, right, bottom, paint);
    }
}

Example 28 with LEFT

use of android.support.v7.widget.helper.ItemTouchHelper.LEFT in project collect by opendatakit.

the class MediaLayout method setAVT.

public void setAVT(FormIndex index, String selectionDesignator, TextView text, String audioURI, String imageURI, String videoURI, final String bigImageURI) {
    this.selectionDesignator = selectionDesignator;
    this.index = index;
    viewText = text;
    originalText = text.getText();
    viewText.setId(ViewIds.generateViewId());
    this.videoURI = videoURI;
    // Layout configurations for our elements in the relative layout
    RelativeLayout.LayoutParams textParams = new RelativeLayout.LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
    RelativeLayout.LayoutParams audioParams = new RelativeLayout.LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
    RelativeLayout.LayoutParams imageParams = new RelativeLayout.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT);
    RelativeLayout.LayoutParams videoParams = new RelativeLayout.LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
    // First set up the audio button
    if (audioURI != null) {
        // An audio file is specified
        audioButton = new AudioButton(getContext(), this.index, this.selectionDesignator, audioURI, player);
        audioButton.setPadding(22, 12, 22, 12);
        audioButton.setBackgroundColor(Color.LTGRAY);
        audioButton.setOnClickListener(this);
        // random ID to be used by the
        audioButton.setId(ViewIds.generateViewId());
    // relative layout.
    } else {
    // No audio file specified, so ignore.
    }
    // Then set up the video button
    if (videoURI != null) {
        // An video file is specified
        videoButton = new AppCompatImageButton(getContext());
        Bitmap b = BitmapFactory.decodeResource(getContext().getResources(), android.R.drawable.ic_media_play);
        videoButton.setImageBitmap(b);
        videoButton.setPadding(22, 12, 22, 12);
        videoButton.setBackgroundColor(Color.LTGRAY);
        videoButton.setOnClickListener(new OnClickListener() {

            @Override
            public void onClick(View v) {
                Collect.getInstance().getActivityLogger().logInstanceAction(this, "onClick", "playVideoPrompt" + MediaLayout.this.selectionDesignator, MediaLayout.this.index);
                MediaLayout.this.playVideo();
            }
        });
        videoButton.setId(ViewIds.generateViewId());
    } else {
    // No video file specified, so ignore.
    }
    // Now set up the image view
    String errorMsg = null;
    final int imageId = ViewIds.generateViewId();
    if (imageURI != null) {
        try {
            String imageFilename = ReferenceManager.instance().DeriveReference(imageURI).getLocalURI();
            final File imageFile = new File(imageFilename);
            if (imageFile.exists()) {
                DisplayMetrics metrics = context.getResources().getDisplayMetrics();
                int screenWidth = metrics.widthPixels;
                int screenHeight = metrics.heightPixels;
                Bitmap b = FileUtils.getBitmapScaledToDisplay(imageFile, screenHeight, screenWidth);
                if (b != null) {
                    imageView = new ImageView(getContext());
                    imageView.setPadding(2, 2, 2, 2);
                    imageView.setImageBitmap(b);
                    imageView.setId(imageId);
                    imageView.setOnClickListener(new OnClickListener() {

                        @Override
                        public void onClick(View v) {
                            if (bigImageURI != null) {
                                Collect.getInstance().getActivityLogger().logInstanceAction(this, "onClick", "showImagePromptBigImage" + MediaLayout.this.selectionDesignator, MediaLayout.this.index);
                                try {
                                    File bigImage = new File(ReferenceManager.instance().DeriveReference(bigImageURI).getLocalURI());
                                    Intent i = new Intent("android.intent.action.VIEW");
                                    i.setDataAndType(Uri.fromFile(bigImage), "image/*");
                                    getContext().startActivity(i);
                                } catch (InvalidReferenceException e) {
                                    Timber.e(e, "Invalid image reference due to %s ", e.getMessage());
                                } catch (ActivityNotFoundException e) {
                                    Timber.d(e, "No Activity found to handle due to %s", e.getMessage());
                                    ToastUtils.showShortToast(getContext().getString(R.string.activity_not_found, getContext().getString(R.string.view_image)));
                                }
                            } else {
                                if (viewText instanceof RadioButton) {
                                    ((RadioButton) viewText).setChecked(true);
                                } else if (viewText instanceof CheckBox) {
                                    CheckBox checkbox = (CheckBox) viewText;
                                    checkbox.setChecked(!checkbox.isChecked());
                                }
                            }
                        }
                    });
                } else {
                    // Loading the image failed, so it's likely a bad file.
                    errorMsg = getContext().getString(R.string.file_invalid, imageFile);
                }
            } else {
                // We should have an image, but the file doesn't exist.
                errorMsg = getContext().getString(R.string.file_missing, imageFile);
            }
            if (errorMsg != null) {
                // errorMsg is only set when an error has occurred
                Timber.e(errorMsg);
                missingImage = new TextView(getContext());
                missingImage.setText(errorMsg);
                missingImage.setPadding(10, 10, 10, 10);
                missingImage.setId(imageId);
            }
        } catch (InvalidReferenceException e) {
            Timber.e(e, "Invalid image reference due to %s ", e.getMessage());
        }
    } else {
    // There's no imageURI listed, so just ignore it.
    }
    // e.g., for TextView that flag will be true
    boolean isNotAMultipleChoiceField = !RadioButton.class.isAssignableFrom(text.getClass()) && !CheckBox.class.isAssignableFrom(text.getClass());
    // Assumes LTR, TTB reading bias!
    if (viewText.getText().length() == 0 && (imageView != null || missingImage != null)) {
        // it will show a grey bar to the right of the image icon.
        if (imageView != null) {
            imageView.setScaleType(ScaleType.FIT_START);
        }
        // 
        // In this case, we have:
        // Text upper left; image upper, left edge aligned with text right edge;
        // audio upper right; video below audio on right.
        textParams.addRule(RelativeLayout.ALIGN_PARENT_TOP);
        textParams.addRule(RelativeLayout.ALIGN_PARENT_LEFT);
        if (isNotAMultipleChoiceField) {
            imageParams.addRule(RelativeLayout.CENTER_HORIZONTAL);
        } else {
            imageParams.addRule(RelativeLayout.RIGHT_OF, viewText.getId());
        }
        imageParams.addRule(RelativeLayout.ALIGN_PARENT_TOP);
        if (audioButton != null && videoButton == null) {
            audioParams.addRule(RelativeLayout.ALIGN_PARENT_TOP);
            audioParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
            audioParams.setMargins(0, 0, 11, 0);
            imageParams.addRule(RelativeLayout.LEFT_OF, audioButton.getId());
        } else if (audioButton == null && videoButton != null) {
            videoParams.addRule(RelativeLayout.ALIGN_PARENT_TOP);
            videoParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
            videoParams.setMargins(0, 0, 11, 0);
            imageParams.addRule(RelativeLayout.LEFT_OF, videoButton.getId());
        } else if (audioButton != null && videoButton != null) {
            audioParams.addRule(RelativeLayout.ALIGN_PARENT_TOP);
            audioParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
            audioParams.setMargins(0, 0, 11, 0);
            imageParams.addRule(RelativeLayout.LEFT_OF, audioButton.getId());
            videoParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
            videoParams.addRule(RelativeLayout.BELOW, audioButton.getId());
            videoParams.setMargins(0, 20, 11, 0);
            imageParams.addRule(RelativeLayout.LEFT_OF, videoButton.getId());
        } else {
            // no need to bound it by the width of the parent...
            if (!isNotAMultipleChoiceField) {
                imageParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
            }
        }
        imageParams.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM);
    } else {
        // In this case, we want the image to be centered...
        if (imageView != null) {
            imageView.setScaleType(ScaleType.FIT_START);
        }
        // 
        // Text upper left; audio upper right; video below audio on right.
        // image below text, audio and video buttons; left-aligned with text.
        textParams.addRule(RelativeLayout.ALIGN_PARENT_LEFT);
        textParams.addRule(RelativeLayout.ALIGN_PARENT_TOP);
        if (audioButton != null && videoButton == null) {
            audioParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
            audioParams.setMargins(0, 0, 11, 0);
            textParams.addRule(RelativeLayout.LEFT_OF, audioButton.getId());
        } else if (audioButton == null && videoButton != null) {
            videoParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
            videoParams.setMargins(0, 0, 11, 0);
            textParams.addRule(RelativeLayout.LEFT_OF, videoButton.getId());
        } else if (audioButton != null && videoButton != null) {
            audioParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
            audioParams.setMargins(0, 0, 11, 0);
            textParams.addRule(RelativeLayout.LEFT_OF, audioButton.getId());
            videoParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
            videoParams.setMargins(0, 20, 11, 0);
            videoParams.addRule(RelativeLayout.BELOW, audioButton.getId());
        } else {
            textParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
        }
        if (imageView != null || missingImage != null) {
            imageParams.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM);
            imageParams.addRule(RelativeLayout.ALIGN_PARENT_LEFT);
            if (videoButton != null) {
                imageParams.addRule(RelativeLayout.LEFT_OF, videoButton.getId());
            } else if (audioButton != null) {
                imageParams.addRule(RelativeLayout.LEFT_OF, audioButton.getId());
            }
            imageParams.addRule(RelativeLayout.BELOW, viewText.getId());
        } else {
            textParams.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM);
        }
    }
    addView(viewText, textParams);
    if (audioButton != null) {
        addView(audioButton, audioParams);
    }
    if (videoButton != null) {
        addView(videoButton, videoParams);
    }
    if (imageView != null) {
        addView(imageView, imageParams);
    } else if (missingImage != null) {
        addView(missingImage, imageParams);
    }
}

Example 29 with LEFT

use of android.support.v7.widget.helper.ItemTouchHelper.LEFT in project android_frameworks_base by crdroidandroid.

the class FocusManager method findTargetPosition.

/**
     * Finds the destination position where the focus should land for a given navigation event.
     *
     * @param view The view that received the event.
     * @param keyCode The key code for the event.
     * @param event
     * @return The adapter position of the destination item. Could be RecyclerView.NO_POSITION.
     */
private int findTargetPosition(View view, int keyCode, KeyEvent event) {
    switch(keyCode) {
        case KeyEvent.KEYCODE_MOVE_HOME:
            return 0;
        case KeyEvent.KEYCODE_MOVE_END:
            return mAdapter.getItemCount() - 1;
        case KeyEvent.KEYCODE_PAGE_UP:
        case KeyEvent.KEYCODE_PAGE_DOWN:
            return findPagedTargetPosition(view, keyCode, event);
    }
    // Find a navigation target based on the arrow key that the user pressed.
    int searchDir = -1;
    switch(keyCode) {
        case KeyEvent.KEYCODE_DPAD_UP:
            searchDir = View.FOCUS_UP;
            break;
        case KeyEvent.KEYCODE_DPAD_DOWN:
            searchDir = View.FOCUS_DOWN;
            break;
    }
    if (inGridMode()) {
        int currentPosition = mView.getChildAdapterPosition(view);
        // Left and right arrow keys only work in grid mode.
        switch(keyCode) {
            case KeyEvent.KEYCODE_DPAD_LEFT:
                if (currentPosition > 0) {
                    // Stop backward focus search at the first item, otherwise focus will wrap
                    // around to the last visible item.
                    searchDir = View.FOCUS_BACKWARD;
                }
                break;
            case KeyEvent.KEYCODE_DPAD_RIGHT:
                if (currentPosition < mAdapter.getItemCount() - 1) {
                    // Stop forward focus search at the last item, otherwise focus will wrap
                    // around to the first visible item.
                    searchDir = View.FOCUS_FORWARD;
                }
                break;
        }
    }
    if (searchDir != -1) {
        // Focus search behaves badly if the parent RecyclerView is focused. However, focusable
        // shouldn't be unset on RecyclerView, otherwise focus isn't properly restored after
        // events that cause a UI rebuild (like rotating the device). Compromise: turn focusable
        // off while performing the focus search.
        // TODO: Revisit this when RV focus issues are resolved.
        mView.setFocusable(false);
        View targetView = view.focusSearch(searchDir);
        mView.setFocusable(true);
        // of the list.
        if (targetView != null) {
            // Ignore navigation targets that aren't items in the RecyclerView.
            if (targetView.getParent() == mView) {
                return mView.getChildAdapterPosition(targetView);
            }
        }
    }
    return RecyclerView.NO_POSITION;
}

Example 30 with LEFT

use of android.support.v7.widget.helper.ItemTouchHelper.LEFT in project LoadingBar by dengyuhan.

the class DividerGridItemDecoration method drawVertical.

public void drawVertical(Canvas c, RecyclerView parent) {
    final int childCount = parent.getChildCount();
    for (int i = 0; i < childCount; i++) {
        final View child = parent.getChildAt(i);
        final RecyclerView.LayoutParams params = (RecyclerView.LayoutParams) child.getLayoutParams();
        final int top = child.getTop() - params.topMargin;
        final int bottom = child.getBottom() + params.bottomMargin;
        final int left = child.getRight() + params.rightMargin;
        final int right = left + mDivider.getIntrinsicWidth();
        mDivider.setBounds(left, top, right, bottom);
        mDivider.draw(c);
    }
}