com.github.andrewlord1990.materialandroidsample.SampleActivity.java Source code

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Here is the source code for com.github.andrewlord1990.materialandroidsample.SampleActivity.java

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/*
 *  Copyright (C) 2016 Andrew Lord
 *
 *  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 com.github.andrewlord1990.materialandroidsample;

import android.content.Intent;
import android.os.Bundle;
import android.support.annotation.StringRes;
import android.support.v4.content.ContextCompat;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;

import com.github.andrewlord1990.materialandroidsample.color.ColorChooserDialog;
import com.github.andrewlord1990.materialandroidsample.color.ColorSampleActivity;
import com.github.andrewlord1990.materialandroidsample.color.Colors;
import com.github.andrewlord1990.materialandroidsample.components.ComponentsSampleActivity;
import com.github.andrewlord1990.materialandroidsample.typography.TypographySampleActivity;

import java.util.ArrayList;

public class SampleActivity extends BaseSampleActivity implements ColorChooserDialog.Listener {

    private static final String STATE_PRIMARY_COLOR = "statePrimaryColor";
    private static final String STATE_ACCENT_COLOR = "stateAccentColor";

    private static final int REQUEST_PRIMARY_COLOR = 0;
    private static final int REQUEST_ACCENT_COLOR = 1;

    private int primaryColor;
    private int accentColor;
    private View primaryColorSquare;
    private View accentColorSquare;

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

        setupColors(savedInstanceState);

        setContentView(R.layout.activity_sample);

        setTitle(R.string.app_name);
        setupColorSample();
        setupTypographySample();
        setupComponentsSample();
    }

    private void setupColors(Bundle savedInstanceState) {
        if (savedInstanceState == null) {
            initialiseColors();
        } else {
            restoreColorsFromState(savedInstanceState);
        }
    }

    private void restoreColorsFromState(Bundle savedInstanceState) {
        primaryColor = savedInstanceState.getInt(STATE_PRIMARY_COLOR);
        accentColor = savedInstanceState.getInt(STATE_ACCENT_COLOR);
    }

    private void initialiseColors() {
        if (primaryColor == 0) {
            primaryColor = ContextCompat.getColor(this, R.color.md_cyan_500);
        }
        if (accentColor == 0) {
            accentColor = ContextCompat.getColor(this, R.color.md_red_a200);
        }
    }

    private void setupColorSample() {
        primaryColorSquare = findViewById(R.id.primary_color_square);
        if (primaryColorSquare != null) {
            refreshPrimaryColorSquare();
            primaryColorSquare.setOnClickListener(new OnClickListener() {
                @Override
                public void onClick(View view) {
                    showColorChooser(REQUEST_PRIMARY_COLOR, R.string.sample_primary_color,
                            Colors.primaryColors(view.getContext()));
                }
            });
        }
        accentColorSquare = findViewById(R.id.accent_color_square);
        refreshAccentColorSquare();
        accentColorSquare.setOnClickListener(new OnClickListener() {
            @Override
            public void onClick(View view) {
                showColorChooser(REQUEST_ACCENT_COLOR, R.string.sample_accent_color,
                        Colors.accentColors(view.getContext()));
            }
        });
        Button colorSample = (Button) findViewById(R.id.color_sample_button);
        if (colorSample != null) {
            colorSample.setOnClickListener(new OnClickListener() {
                @Override
                public void onClick(View view) {
                    onColorSampleSelected();
                }
            });
        }
    }

    private void showColorChooser(int requestCode, @StringRes int title, ArrayList<Integer> colors) {
        Bundle args = new Bundle();
        args.putInt(ColorChooserDialog.ARG_REQUEST_CODE, requestCode);
        args.putString(ColorChooserDialog.ARG_TITLE, getString(title));
        args.putIntegerArrayList(ColorChooserDialog.ARG_COLORS, colors);
        ColorChooserDialog dialog = new ColorChooserDialog();
        dialog.setArguments(args);
        dialog.show(getSupportFragmentManager(), ColorChooserDialog.TAG);
    }

    private void onColorSampleSelected() {
        Intent intent = new Intent(this, ColorSampleActivity.class);
        intent.putExtra(ColorSampleActivity.EXTRA_PRIMARY_COLOR, primaryColor);
        intent.putExtra(ColorSampleActivity.EXTRA_ACCENT_COLOR, accentColor);
        startActivity(intent);
    }

    @Override
    public void onColorSelected(int requestCode, int color) {
        switch (requestCode) {
        case REQUEST_PRIMARY_COLOR:
            primaryColor = color;
            refreshPrimaryColorSquare();
            break;
        case REQUEST_ACCENT_COLOR:
            accentColor = color;
            refreshAccentColorSquare();
            break;
        default:
            break;
        }
    }

    private void refreshPrimaryColorSquare() {
        primaryColorSquare.setBackgroundColor(primaryColor);
    }

    private void refreshAccentColorSquare() {
        accentColorSquare.setBackgroundColor(accentColor);
    }

    private void setupTypographySample() {
        Button button = (Button) findViewById(R.id.typography_sample_button);
        if (button != null) {
            button.setOnClickListener(new OnClickListener() {
                @Override
                public void onClick(View view) {
                    startActivity(new Intent(SampleActivity.this, TypographySampleActivity.class));
                }
            });
        }
    }

    private void setupComponentsSample() {
        Button button = (Button) findViewById(R.id.components_sample_button);
        if (button != null) {
            button.setOnClickListener(new OnClickListener() {
                @Override
                public void onClick(View view) {
                    startActivity(new Intent(SampleActivity.this, ComponentsSampleActivity.class));
                }
            });
        }
    }

    @Override
    protected void onSaveInstanceState(Bundle outState) {
        super.onSaveInstanceState(outState);

        outState.putInt(STATE_PRIMARY_COLOR, primaryColor);
        outState.putInt(STATE_ACCENT_COLOR, accentColor);
    }
}