package com.afollestad.materialdialogs.util;
import android.content.Context;
import android.content.DialogInterface;
import android.content.res.ColorStateList;
import android.content.res.TypedArray;
import android.graphics.Color;
import android.graphics.drawable.Drawable;
import android.os.Build;
import android.os.IBinder;
import android.support.annotation.ArrayRes;
import android.support.annotation.AttrRes;
import android.support.annotation.ColorInt;
import android.support.annotation.ColorRes;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v4.content.ContextCompat;
import android.util.TypedValue;
import android.view.View;
import android.view.inputmethod.InputMethodManager;
import com.afollestad.materialdialogs.GravityEnum;
import com.afollestad.materialdialogs.MaterialDialog;
/** @author Aidan Follestad (afollestad) */
public class DialogUtils {
// @SuppressWarnings("ConstantConditions")
// public static float resolveFloat(Context context, int attr) {
// TypedArray a = context.obtainStyledAttributes(null, new int[]{attr});
// try {
// return a.getFloat(0, 0);
// } finally {
// a.recycle();
// }
// }
@ColorInt
public static int getDisabledColor(Context context) {
final int primaryColor = resolveColor(context, android.R.attr.textColorPrimary);
final int disabledColor = isColorDark(primaryColor) ? Color.BLACK : Color.WHITE;
return adjustAlpha(disabledColor, 0.3f);
}
@ColorInt
public static int adjustAlpha(
@ColorInt int color, @SuppressWarnings("SameParameterValue") float factor) {
int alpha = Math.round(Color.alpha(color) * factor);
int red = Color.red(color);
int green = Color.green(color);
int blue = Color.blue(color);
return Color.argb(alpha, red, green, blue);
}
@ColorInt
public static int resolveColor(Context context, @AttrRes int attr) {
return resolveColor(context, attr, 0);
}
@ColorInt
public static int resolveColor(Context context, @AttrRes int attr, int fallback) {
TypedArray a = context.getTheme().obtainStyledAttributes(new int[] {attr});
try {
return a.getColor(0, fallback);
} finally {
a.recycle();
}
}
// Try to resolve the colorAttr attribute.
public static ColorStateList resolveActionTextColorStateList(
Context context, @AttrRes int colorAttr, ColorStateList fallback) {
TypedArray a = context.getTheme().obtainStyledAttributes(new int[] {colorAttr});
try {
final TypedValue value = a.peekValue(0);
if (value == null) {
return fallback;
}
if (value.type >= TypedValue.TYPE_FIRST_COLOR_INT
&& value.type <= TypedValue.TYPE_LAST_COLOR_INT) {
return getActionTextStateList(context, value.data);
} else {
final ColorStateList stateList = a.getColorStateList(0);
if (stateList != null) {
return stateList;
} else {
return fallback;
}
}
} finally {
a.recycle();
}
}
// Get the specified color resource, creating a ColorStateList if the resource
// points to a color value.
public static ColorStateList getActionTextColorStateList(Context context, @ColorRes int colorId) {
final TypedValue value = new TypedValue();
context.getResources().getValue(colorId, value, true);
if (value.type >= TypedValue.TYPE_FIRST_COLOR_INT
&& value.type <= TypedValue.TYPE_LAST_COLOR_INT) {
return getActionTextStateList(context, value.data);
} else {
if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.LOLLIPOP_MR1) {
//noinspection deprecation
return context.getResources().getColorStateList(colorId);
} else {
return context.getColorStateList(colorId);
}
}
}
/**
* Returns a color associated with a particular resource ID
*
* <p>Starting in {@link android.os.Build.VERSION_CODES#M}, the returned color will be styled for
* the specified Context's theme.
*
* @param colorId The desired resource identifier, as generated by the aapt tool. This integer
* encodes the package, type, and resource entry. The value 0 is an invalid identifier.
* @return A single color value in the form 0xAARRGGBB.
*/
@ColorInt
public static int getColor(Context context, @ColorRes int colorId) {
return ContextCompat.getColor(context, colorId);
}
public static String resolveString(Context context, @AttrRes int attr) {
TypedValue v = new TypedValue();
context.getTheme().resolveAttribute(attr, v, true);
return (String) v.string;
}
private static int gravityEnumToAttrInt(GravityEnum value) {
switch (value) {
case CENTER:
return 1;
case END:
return 2;
default:
return 0;
}
}
public static GravityEnum resolveGravityEnum(
Context context, @AttrRes int attr, GravityEnum defaultGravity) {
TypedArray a = context.getTheme().obtainStyledAttributes(new int[] {attr});
try {
switch (a.getInt(0, gravityEnumToAttrInt(defaultGravity))) {
case 1:
return GravityEnum.CENTER;
case 2:
return GravityEnum.END;
default:
return GravityEnum.START;
}
} finally {
a.recycle();
}
}
public static Drawable resolveDrawable(Context context, @AttrRes int attr) {
return resolveDrawable(context, attr, null);
}
private static Drawable resolveDrawable(
Context context,
@AttrRes int attr,
@SuppressWarnings("SameParameterValue") Drawable fallback) {
TypedArray a = context.getTheme().obtainStyledAttributes(new int[] {attr});
try {
Drawable d = a.getDrawable(0);
if (d == null && fallback != null) {
d = fallback;
}
return d;
} finally {
a.recycle();
}
}
public static int resolveDimension(Context context, @AttrRes int attr) {
return resolveDimension(context, attr, -1);
}
private static int resolveDimension(Context context, @AttrRes int attr, int fallback) {
TypedArray a = context.getTheme().obtainStyledAttributes(new int[] {attr});
try {
return a.getDimensionPixelSize(0, fallback);
} finally {
a.recycle();
}
}
public static boolean resolveBoolean(Context context, @AttrRes int attr, boolean fallback) {
TypedArray a = context.getTheme().obtainStyledAttributes(new int[] {attr});
try {
return a.getBoolean(0, fallback);
} finally {
a.recycle();
}
}
public static boolean resolveBoolean(Context context, @AttrRes int attr) {
return resolveBoolean(context, attr, false);
}
public static boolean isColorDark(@ColorInt int color) {
double darkness =
1
- (0.299 * Color.red(color) + 0.587 * Color.green(color) + 0.114 * Color.blue(color))
/ 255;
return darkness >= 0.5;
}
public static void setBackgroundCompat(View view, Drawable d) {
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN) {
//noinspection deprecation
view.setBackgroundDrawable(d);
} else {
view.setBackground(d);
}
}
public static void showKeyboard(
@NonNull final DialogInterface di, @NonNull final MaterialDialog.Builder builder) {
final MaterialDialog dialog = (MaterialDialog) di;
if (dialog.getInputEditText() == null) {
return;
}
dialog
.getInputEditText()
.post(
new Runnable() {
@Override
public void run() {
dialog.getInputEditText().requestFocus();
InputMethodManager imm =
(InputMethodManager)
builder.getContext().getSystemService(Context.INPUT_METHOD_SERVICE);
if (imm != null) {
imm.showSoftInput(dialog.getInputEditText(), InputMethodManager.SHOW_IMPLICIT);
}
}
});
}
public static void hideKeyboard(
@NonNull final DialogInterface di, @NonNull final MaterialDialog.Builder builder) {
final MaterialDialog dialog = (MaterialDialog) di;
if (dialog.getInputEditText() == null) {
return;
}
InputMethodManager imm =
(InputMethodManager) builder.getContext().getSystemService(Context.INPUT_METHOD_SERVICE);
if (imm != null) {
final View currentFocus = dialog.getCurrentFocus();
final IBinder windowToken =
currentFocus != null ? currentFocus.getWindowToken() : dialog.getView().getWindowToken();
if (windowToken != null) {
imm.hideSoftInputFromWindow(windowToken, 0);
}
}
}
public static ColorStateList getActionTextStateList(Context context, int newPrimaryColor) {
final int fallBackButtonColor =
DialogUtils.resolveColor(context, android.R.attr.textColorPrimary);
if (newPrimaryColor == 0) {
newPrimaryColor = fallBackButtonColor;
}
int[][] states =
new int[][] {
new int[] {-android.R.attr.state_enabled}, // disabled
new int[] {} // enabled
};
int[] colors = new int[] {DialogUtils.adjustAlpha(newPrimaryColor, 0.4f), newPrimaryColor};
return new ColorStateList(states, colors);
}
public static int[] getColorArray(@NonNull Context context, @ArrayRes int array) {
if (array == 0) {
return null;
}
TypedArray ta = context.getResources().obtainTypedArray(array);
int[] colors = new int[ta.length()];
for (int i = 0; i < ta.length(); i++) {
colors[i] = ta.getColor(i, 0);
}
ta.recycle();
return colors;
}
public static <T> boolean isIn(@NonNull T find, @Nullable T[] ary) {
if (ary == null || ary.length == 0) {
return false;
}
for (T item : ary) {
if (item.equals(find)) {
return true;
}
}
return false;
}
}