Android Open Source - gnucash-android Color Picker Dialog






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Back to project page gnucash-android.

License

The source code is released under:

Apache License

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Java Source Code

/*
 * Copyright (C) 2013 The Android Open Source Project
 *//w  w  w  .j  av  a 2s .c  o  m
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.gnucash.android.ui.colorpicker;

import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.ProgressBar;
import com.actionbarsherlock.app.SherlockDialogFragment;
import org.gnucash.android.R;
import org.gnucash.android.ui.colorpicker.ColorPickerSwatch.OnColorSelectedListener;

/**
 * A dialog which takes in as input an array of colors and creates a palette allowing the user to
 * select a specific color swatch, which invokes a listener.
 */
public class ColorPickerDialog extends SherlockDialogFragment implements OnColorSelectedListener {

    public static final int SIZE_LARGE = 1;
    public static final int SIZE_SMALL = 2;

    protected AlertDialog mAlertDialog;

    protected static final String KEY_TITLE_ID = "title_id";
    protected static final String KEY_COLORS = "colors";
    protected static final String KEY_SELECTED_COLOR = "selected_color";
    protected static final String KEY_COLUMNS = "columns";
    protected static final String KEY_SIZE = "size";

    protected int mTitleResId = R.string.color_picker_default_title;
    protected int[] mColors = null;
    protected int mSelectedColor;
    protected int mColumns;
    protected int mSize;

    private ColorPickerPalette mPalette;
    private ProgressBar mProgress;

    protected OnColorSelectedListener mListener;

    public ColorPickerDialog() {
        // Empty constructor required for dialog fragments.
    }

    public static ColorPickerDialog newInstance(int titleResId, int[] colors, int selectedColor,
                                                int columns, int size) {
        ColorPickerDialog ret = new ColorPickerDialog();
        ret.initialize(titleResId, colors, selectedColor, columns, size);
        return ret;
    }

    public void initialize(int titleResId, int[] colors, int selectedColor, int columns, int size) {
        setArguments(titleResId, columns, size);
        setColors(colors, selectedColor);
    }

    public void setArguments(int titleResId, int columns, int size) {
        Bundle bundle = new Bundle();
        bundle.putInt(KEY_TITLE_ID, titleResId);
        bundle.putInt(KEY_COLUMNS, columns);
        bundle.putInt(KEY_SIZE, size);
        setArguments(bundle);
    }

    public void setOnColorSelectedListener(OnColorSelectedListener listener) {
        mListener = listener;
    }

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        if (getArguments() != null) {
            mTitleResId = getArguments().getInt(KEY_TITLE_ID);
            mColumns = getArguments().getInt(KEY_COLUMNS);
            mSize = getArguments().getInt(KEY_SIZE);
        }

        if (savedInstanceState != null) {
            mColors = savedInstanceState.getIntArray(KEY_COLORS);
            mSelectedColor = (Integer) savedInstanceState.getSerializable(KEY_SELECTED_COLOR);
        }
    }

    @Override
    public Dialog onCreateDialog(Bundle savedInstanceState) {
        final Activity activity = getActivity();

        View view = LayoutInflater.from(getActivity()).inflate(R.layout.color_picker_dialog, null);
        mProgress = (ProgressBar) view.findViewById(android.R.id.progress);
        mPalette = (ColorPickerPalette) view.findViewById(R.id.color_picker);
        mPalette.init(mSize, mColumns, this);

        if (mColors != null) {
            showPaletteView();
        }

        mAlertDialog = new AlertDialog.Builder(activity)
                .setTitle(mTitleResId)
                .setView(view)
                .create();

        return mAlertDialog;
    }

    @Override
    public void onColorSelected(int color) {
        if (mListener != null) {
            mListener.onColorSelected(color);
        }

        if (getTargetFragment() instanceof OnColorSelectedListener) {
            final OnColorSelectedListener listener =
                    (OnColorSelectedListener) getTargetFragment();
            listener.onColorSelected(color);
        }

        if (color != mSelectedColor) {
            mSelectedColor = color;
            // Redraw palette to show checkmark on newly selected color before dismissing.
            mPalette.drawPalette(mColors, mSelectedColor);
        }

        dismiss();
    }

    public void showPaletteView() {
        if (mProgress != null && mPalette != null) {
            mProgress.setVisibility(View.GONE);
            refreshPalette();
            mPalette.setVisibility(View.VISIBLE);
        }
    }

    public void showProgressBarView() {
        if (mProgress != null && mPalette != null) {
            mProgress.setVisibility(View.VISIBLE);
            mPalette.setVisibility(View.GONE);
        }
    }

    public void setColors(int[] colors, int selectedColor) {
        if (mColors != colors || mSelectedColor != selectedColor) {
            mColors = colors;
            mSelectedColor = selectedColor;
            refreshPalette();
        }
    }

    public void setColors(int[] colors) {
        if (mColors != colors) {
            mColors = colors;
            refreshPalette();
        }
    }

    public void setSelectedColor(int color) {
        if (mSelectedColor != color) {
            mSelectedColor = color;
            refreshPalette();
        }
    }

    private void refreshPalette() {
        if (mPalette != null && mColors != null) {
            mPalette.drawPalette(mColors, mSelectedColor);
        }
    }

    public int[] getColors() {
        return mColors;
    }

    public int getSelectedColor() {
        return mSelectedColor;
    }

    @Override
    public void onSaveInstanceState(Bundle outState) {
        super.onSaveInstanceState(outState);
        outState.putIntArray(KEY_COLORS, mColors);
        outState.putSerializable(KEY_SELECTED_COLOR, mSelectedColor);
    }
}




Java Source Code List

org.gnucash.android.app.GnuCashApplication.java
org.gnucash.android.db.AccountsDbAdapter.java
org.gnucash.android.db.DatabaseAdapter.java
org.gnucash.android.db.DatabaseCursorLoader.java
org.gnucash.android.db.DatabaseHelper.java
org.gnucash.android.db.DatabaseSchema.java
org.gnucash.android.db.MigrationHelper.java
org.gnucash.android.db.SplitsDbAdapter.java
org.gnucash.android.db.TransactionsDbAdapter.java
org.gnucash.android.export.ExportDialogFragment.java
org.gnucash.android.export.ExportFormat.java
org.gnucash.android.export.ExportParams.java
org.gnucash.android.export.ExporterAsyncTask.java
org.gnucash.android.export.Exporter.java
org.gnucash.android.export.ofx.OfxExporter.java
org.gnucash.android.export.ofx.OfxHelper.java
org.gnucash.android.export.qif.QifExporter.java
org.gnucash.android.export.qif.QifHelper.java
org.gnucash.android.export.xml.GncXmlExporter.java
org.gnucash.android.export.xml.GncXmlHelper.java
org.gnucash.android.importer.GncXmlHandler.java
org.gnucash.android.importer.GncXmlImporter.java
org.gnucash.android.importer.ImportAsyncTask.java
org.gnucash.android.model.AccountType.java
org.gnucash.android.model.Account.java
org.gnucash.android.model.Money.java
org.gnucash.android.model.Split.java
org.gnucash.android.model.TransactionType.java
org.gnucash.android.model.Transaction.java
org.gnucash.android.receivers.AccountCreator.java
org.gnucash.android.receivers.TransactionAppWidgetProvider.java
org.gnucash.android.receivers.TransactionRecorder.java
org.gnucash.android.ui.UxArgument.java
org.gnucash.android.ui.account.AccountFormFragment.java
org.gnucash.android.ui.account.AccountsActivity.java
org.gnucash.android.ui.account.AccountsListFragment.java
org.gnucash.android.ui.colorpicker.ColorPickerDialog.java
org.gnucash.android.ui.colorpicker.ColorPickerPalette.java
org.gnucash.android.ui.colorpicker.ColorPickerSwatch.java
org.gnucash.android.ui.colorpicker.ColorSquare.java
org.gnucash.android.ui.colorpicker.ColorStateDrawable.java
org.gnucash.android.ui.colorpicker.HsvColorComparator.java
org.gnucash.android.ui.passcode.KeyboardFragment.java
org.gnucash.android.ui.passcode.PassLockActivity.java
org.gnucash.android.ui.passcode.PasscodeLockScreenActivity.java
org.gnucash.android.ui.passcode.PasscodePreferenceActivity.java
org.gnucash.android.ui.settings.AboutPreferenceFragment.java
org.gnucash.android.ui.settings.AccountPreferencesFragment.java
org.gnucash.android.ui.settings.DeleteAllAccountsConfirmationDialog.java
org.gnucash.android.ui.settings.DeleteAllTransacationsConfirmationDialog.java
org.gnucash.android.ui.settings.GeneralPreferenceFragment.java
org.gnucash.android.ui.settings.PasscodePreferenceFragment.java
org.gnucash.android.ui.settings.SettingsActivity.java
org.gnucash.android.ui.settings.TransactionsPreferenceFragment.java
org.gnucash.android.ui.transaction.ScheduledTransactionsListFragment.java
org.gnucash.android.ui.transaction.TransactionFormFragment.java
org.gnucash.android.ui.transaction.TransactionsActivity.java
org.gnucash.android.ui.transaction.TransactionsListFragment.java
org.gnucash.android.ui.transaction.dialog.BulkMoveDialogFragment.java
org.gnucash.android.ui.transaction.dialog.DatePickerDialogFragment.java
org.gnucash.android.ui.transaction.dialog.SplitEditorDialogFragment.java
org.gnucash.android.ui.transaction.dialog.TimePickerDialogFragment.java
org.gnucash.android.ui.transaction.dialog.TransactionsDeleteConfirmationDialogFragment.java
org.gnucash.android.ui.util.AccountBalanceTask.java
org.gnucash.android.ui.util.AmountInputFormatter.java
org.gnucash.android.ui.util.CheckableLinearLayout.java
org.gnucash.android.ui.util.OnAccountClickedListener.java
org.gnucash.android.ui.util.OnTransactionClickedListener.java
org.gnucash.android.ui.util.Refreshable.java
org.gnucash.android.ui.util.TaskDelegate.java
org.gnucash.android.ui.util.TransactionTypeToggleButton.java
org.gnucash.android.ui.widget.WidgetConfigurationActivity.java
org.gnucash.android.util.QualifiedAccountNameCursorAdapter.java