Examples with Component com.codename1.ui.Component used on opensource projects

Example 56 with Component

use of com.codename1.ui.Component in project CodenameOne by codenameone.

the class CodenameOneInputConnection method getTextAfterCursor.

@Override
public CharSequence getTextAfterCursor(int length, int flags) {
    if (Display.isInitialized() && Display.getInstance().getCurrent() != null) {
        Component txtCmp = Display.getInstance().getCurrent().getFocused();
        if (txtCmp != null && txtCmp instanceof TextField) {
            String txt = ((TextField) txtCmp).getText();
            int position = ((TextField) txtCmp).getCursorPosition();
            if (position > -1 && position < txt.length()) {
                return txt.subSequence(position, txt.length() - 1);
            }
        }
    }
    return "";
}

Example 57 with Component

use of com.codename1.ui.Component in project CodenameOne by codenameone.

the class CodenameOneInputConnection method extractTextInternal.

boolean extractTextInternal(ExtractedTextRequest request, ExtractedText outText) {
    Component txtCmp = Display.getInstance().getCurrent().getFocused();
    if (txtCmp != null && txtCmp instanceof TextField) {
        String txt = ((TextField) txtCmp).getText();
        int partialStartOffset = -1;
        int partialEndOffset = -1;
        final CharSequence content = txt;
        if (content != null) {
            final int N = content.length();
            outText.partialStartOffset = outText.partialEndOffset = -1;
            partialStartOffset = 0;
            partialEndOffset = N;
            if ((request.flags & InputConnection.GET_TEXT_WITH_STYLES) != 0) {
                outText.text = content.subSequence(partialStartOffset, partialEndOffset);
            } else {
                outText.text = TextUtils.substring(content, partialStartOffset, partialEndOffset);
            }
            outText.flags = 0;
            outText.flags |= ExtractedText.FLAG_SINGLE_LINE;
            outText.startOffset = 0;
            outText.selectionStart = Selection.getSelectionStart(content);
            outText.selectionEnd = Selection.getSelectionEnd(content);
            return true;
        }
    }
    return false;
}

Example 58 with Component

use of com.codename1.ui.Component in project CodenameOne by codenameone.

the class ResetableTextWatcher method edit.

/**
 * Entry point for using this class
 * @param impl The current running activity
 * @param component Any subclass of com.codename1.ui.TextArea
 * @param inputType One of the TextArea's input-type constants
 */
public static void edit(final AndroidImplementation impl, final Component component, final int inputType) {
    if (impl.getActivity() == null) {
        throw new IllegalArgumentException("activity is null");
    }
    if (component == null) {
        throw new IllegalArgumentException("component is null");
    }
    if (!(component instanceof TextArea)) {
        throw new IllegalArgumentException("component must be instance of TextArea");
    }
    final TextArea textArea = (TextArea) component;
    final String initialText = textArea.getText();
    textArea.putClientProperty("InPlaceEditView.initialText", initialText);
    // The very first time we try to edit a string, let's determine if the
    // system default is to do async editing.  If the system default
    // is not yet set, we set it here, and it will be used as the default from now on
    // We do this because the nativeInstance.isAsyncEditMode() value changes
    // to reflect the currently edited field so it isn't a good way to keep a
    // system default.
    String defaultAsyncEditingSetting = Display.getInstance().getProperty("android.VKBAlwaysOpen", null);
    if (defaultAsyncEditingSetting == null) {
        defaultAsyncEditingSetting = impl.isAsyncEditMode() ? "true" : "false";
        Display.getInstance().setProperty("android.VKBAlwaysOpen", defaultAsyncEditingSetting);
    }
    boolean asyncEdit = "true".equals(defaultAsyncEditingSetting) ? true : false;
    // Check if the form has any setting for asyncEditing that should override
    // the application defaults.
    final Form parentForm = component.getComponentForm();
    if (parentForm == null) {
        com.codename1.io.Log.p("Attempt to edit text area that is not on a form.  This is not supported");
        return;
    }
    if (parentForm.getClientProperty("asyncEditing") != null) {
        Object async = parentForm.getClientProperty("asyncEditing");
        if (async instanceof Boolean) {
            asyncEdit = ((Boolean) async).booleanValue();
        // Log.p("Form overriding asyncEdit due to asyncEditing client property: "+asyncEdit);
        }
    }
    if (parentForm.getClientProperty("android.asyncEditing") != null) {
        Object async = parentForm.getClientProperty("android.asyncEditing");
        if (async instanceof Boolean) {
            asyncEdit = ((Boolean) async).booleanValue();
        // Log.p("Form overriding asyncEdit due to ios.asyncEditing client property: "+asyncEdit);
        }
    }
    if (parentForm.isFormBottomPaddingEditingMode()) {
        asyncEdit = true;
    }
    // then this will override all other settings.
    if (component.getClientProperty("asyncEditing") != null) {
        Object async = component.getClientProperty("asyncEditing");
        if (async instanceof Boolean) {
            asyncEdit = ((Boolean) async).booleanValue();
        // Log.p("Overriding asyncEdit due to field asyncEditing client property: "+asyncEdit);
        }
    }
    if (component.getClientProperty("android.asyncEditing") != null) {
        Object async = component.getClientProperty("android.asyncEditing");
        if (async instanceof Boolean) {
            asyncEdit = ((Boolean) async).booleanValue();
        // Log.p("Overriding asyncEdit due to field ios.asyncEditing client property: "+asyncEdit);
        }
    }
    // if true, then in async mode we are currently editing and are switching to another field
    final boolean isEditedFieldSwitch;
    // If we are already editing, we need to finish that up before we proceed to edit the next field.
    synchronized (editingLock) {
        if (mIsEditing) {
            if (impl.isAsyncEditMode()) {
                // Using isEditedFieldSwitch was causing issues with cursors not showing up.
                // https://github.com/codenameone/CodenameOne/issues/2353
                // https://stackoverflow.com/questions/49004370/focus-behaviour-in-textarea-in-cn1
                // Disabling this feature by default now, but can be re-enabled by setting
                // Display.getInstance().setProperty("android.reuseTextEditorOnSwitch", "true");
                // This editedFieldSwitch feature was added a while back to improve experience on older
                // Android devices where the field switching was going too slow.
                // https://github.com/codenameone/CodenameOne/issues/2012
                // This issue was resolved in this commit (https://github.com/jaanushansen/CodenameOne/commit/f3e53a80704149e4d7cde276d01c1368bcdcfe2c)
                // which was submitted as part of a pull request.  This fix has been the source of several
                // regressions, mostly related to properties not being propagated properly when a text field is changed
                // However, this issue (with the cursor not showing up), doesn't appear to have a simple solution
                // so, I'm disabling this feature for now.
                isEditedFieldSwitch = "true".equals(Display.getInstance().getProperty("android.reuseTextEditorOnSwitch", "false"));
                final String[] out = new String[1];
                TextArea prevTextArea = null;
                if (sInstance != null && sInstance.mLastEditText != null) {
                    prevTextArea = sInstance.mLastEditText.getTextArea();
                }
                if (prevTextArea != null) {
                    final TextArea fPrevTextArea = prevTextArea;
                    final String retVal = sInstance.mLastEditText.getText().toString();
                    Display.getInstance().callSerially(new Runnable() {

                        public void run() {
                            Display.getInstance().onEditingComplete(fPrevTextArea, retVal);
                        }
                    });
                }
                InPlaceEditView.setEditedTextField(textArea);
                nextTextArea = null;
            } else {
                isEditedFieldSwitch = false;
                final InPlaceEditView instance = sInstance;
                if (instance != null && instance.mEditText != null && instance.mEditText.mTextArea == textArea) {
                    instance.showTextEditorAgain();
                    return;
                }
                if (!isClosing && sInstance != null && sInstance.mEditText != null) {
                    isClosing = true;
                    impl.getActivity().runOnUiThread(new Runnable() {

                        @Override
                        public void run() {
                            instance.endEditing(REASON_UNDEFINED, true, 0);
                        }
                    });
                }
                afterClose = new Runnable() {

                    @Override
                    public void run() {
                        impl.callHideTextEditor();
                        Display.getInstance().editString(component, textArea.getMaxSize(), inputType, textArea.getText());
                    }
                };
                return;
            }
        } else {
            isEditedFieldSwitch = false;
        }
        mIsEditing = true;
        isClosing = false;
        afterClose = null;
    }
    impl.setAsyncEditMode(asyncEdit);
    // textArea.setPreferredSize(prefSize);
    if (!impl.isAsyncEditMode() && textArea instanceof TextField) {
        ((TextField) textArea).setEditable(false);
    }
    final boolean scrollableParent = isScrollableParent(textArea);
    // We wrap the text area so that we can safely pass data across to the
    // android UI thread.
    final TextAreaData textAreaData = new TextAreaData(textArea);
    impl.getActivity().runOnUiThread(new Runnable() {

        @Override
        public void run() {
            if (!isEditedFieldSwitch) {
                releaseEdit();
                if (sInstance == null) {
                    sInstance = new InPlaceEditView(impl);
                    impl.relativeLayout.addView(sInstance);
                }
            // Let's try something new here
            // We'll ALWAYS try resize edit mode (since it just works better)
            // But we'll detect whether the field is still covered by the keyboard
            // and switch to pan mode if necessary.
            }
            if (scrollableParent || parentForm.isFormBottomPaddingEditingMode()) {
                setEditMode(true);
            } else {
                trySetEditMode(true);
            }
            sInstance.startEditing(impl.getActivity(), textAreaData, initialText, inputType, isEditedFieldSwitch);
        }
    });
    final String[] out = new String[1];
    // In order to reuse the code the runs after edit completion, we will wrap it in a runnable
    // For sync edit mode, we will just run onComplete.run() at the end of this method.  For
    // Async mode we add the Runnable to the textarea as a client property, then run it
    // when editing eventually completes.
    Runnable onComplete = new Runnable() {

        public void run() {
            if (!impl.isAsyncEditMode() && textArea instanceof TextField) {
                ((TextField) textArea).setEditable(true);
            }
            textArea.setPreferredSize(null);
            if (sInstance != null && sInstance.mLastEditText != null && sInstance.mLastEditText.mTextArea == textArea) {
                String retVal = sInstance.mLastEditText.getText().toString();
                if (!impl.isAsyncEditMode()) {
                    sInstance.mLastEditText = null;
                    impl.getActivity().runOnUiThread(new Runnable() {

                        public void run() {
                            releaseEdit();
                        }
                    });
                }
                out[0] = retVal;
            } else {
                out[0] = initialText;
            }
            Display.getInstance().onEditingComplete(component, out[0]);
            if (impl.isAsyncEditMode()) {
                impl.callHideTextEditor();
            } else {
                // lock.
                if (sInstance != null) {
                    Display.getInstance().invokeAndBlock(new Runnable() {

                        public void run() {
                            while (sInstance != null) {
                                com.codename1.io.Util.sleep(5);
                            }
                        }
                    });
                }
            }
            // Release the editing flag
            synchronized (editingLock) {
                mIsEditing = false;
            }
            // as a runnable ... this should take priority over the "nextTextArea" setting
            if (afterClose != null) {
                Display.getInstance().callSerially(afterClose);
            } else if (nextTextArea != null) {
                final TextArea next = nextTextArea;
                nextTextArea = null;
                next.requestFocus();
                Display.getInstance().callSerially(new Runnable() {

                    public void run() {
                        Display.getInstance().editString(next, next.getMaxSize(), next.getConstraint(), next.getText());
                    }
                });
            }
        }
    };
    textArea.requestFocus();
    textArea.repaint();
    if (impl.isAsyncEditMode()) {
        component.putClientProperty("android.onAsyncEditingComplete", onComplete);
        return;
    }
    // Make this call synchronous
    // We set this flag so that waitForEditCompletion can block on it.
    // The flag will be released inside the endEditing method which will
    // allow the method to proceed.
    waitingForSynchronousEditingCompletion = true;
    waitForEditCompletion();
    onComplete.run();
}

Example 59 with Component

use of com.codename1.ui.Component in project CodenameOne by codenameone.

the class ResetableTextWatcher method onTouchEvent.

/*
    static void handleActiveTouchEventIfHidden(MotionEvent event) {
        if (sInstance != null && mIsEditing && isActiveTextEditorHidden()) {
            sInstance.onTouchEvent(event);
        }
    }
    */
@Override
public boolean onTouchEvent(MotionEvent event) {
    if (!impl.isAsyncEditMode()) {
        boolean leaveVKBOpen = false;
        if (mEditText != null && mEditText.mTextArea != null && mEditText.mTextArea.getComponentForm() != null) {
            Component c = mEditText.mTextArea.getComponentForm().getResponderAt((int) event.getX(), (int) event.getY());
            if (mEditText.mTextArea.getClientProperty("leaveVKBOpen") != null || (c != null && c instanceof TextArea && ((TextArea) c).isEditable() && ((TextArea) c).isEnabled())) {
                leaveVKBOpen = true;
            }
        }
        // When the user touches the screen outside the text-area, finish editing
        endEditing(REASON_TOUCH_OUTSIDE, leaveVKBOpen, 0);
    } else {
        final int evtX = (int) event.getX();
        final int evtY = (int) event.getY();
        Display.getInstance().callSerially(new Runnable() {

            public void run() {
                if (mEditText != null && mEditText.mTextArea != null) {
                    TextArea tx = mEditText.mTextArea;
                    int x = tx.getAbsoluteX() + tx.getScrollX();
                    int y = tx.getAbsoluteY() + tx.getScrollY();
                    int w = tx.getWidth();
                    int h = tx.getHeight();
                    if (!(x <= evtX && y <= evtY && x + w >= evtX && y + h >= evtY)) {
                        hideTextEditor();
                    } else {
                        showTextEditorAgain();
                    }
                }
            }
        });
    }
    // We don't want to consume this event
    return false;
}

Example 60 with Component

use of com.codename1.ui.Component in project CodenameOne by codenameone.

the class ResetableTextWatcher method isScrollableParent.

private static boolean isScrollableParent(Component c) {
    Container p = c.getParent();
    Font f = c.getStyle().getFont();
    float pixelSize = f == null ? Display.getInstance().convertToPixels(4) : f.getPixelSize();
    while (p != null) {
        if (Accessor.scrollableYFlag(p) && p.getAbsoluteY() + p.getScrollY() < Display.getInstance().getDisplayHeight() / 2 - pixelSize * 2) {
            return true;
        }
        p = p.getParent();
    }
    return false;
}