Java tutorial
/* * This is the source code of Telegram for Android v. 2.0.x. * It is licensed under GNU GPL v. 2 or later. * You should have received a copy of the license in this archive (see LICENSE). * * Copyright Nikolai Kudashov, 2013-2016. */ package org.telegram.ui.Components; import android.content.Context; import android.support.v4.content.ContextCompat; import android.util.TypedValue; import android.view.Gravity; import android.view.View; import android.widget.FrameLayout; import android.widget.LinearLayout; import android.widget.TextView; import org.telegram.messenger.AndroidUtilities; import org.telegram.messenger.LocaleController; import org.telegram.messenger.R; import org.telegram.ui.ActionBar.Theme; public class PickerBottomLayout extends FrameLayout { public LinearLayout doneButton; public TextView cancelButton; public TextView doneButtonTextView; public TextView doneButtonBadgeTextView; private boolean isDarkTheme; public PickerBottomLayout(Context context) { this(context, true); } public PickerBottomLayout(Context context, boolean darkTheme) { super(context); isDarkTheme = darkTheme; setBackgroundColor(isDarkTheme ? 0xff1a1a1a : ContextCompat.getColor(context, R.color.background)); cancelButton = new TextView(context); cancelButton.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 14); cancelButton.setTextColor(isDarkTheme ? 0xffffffff : 0xff19a7e8); cancelButton.setGravity(Gravity.CENTER); cancelButton.setBackgroundDrawable(Theme.createBarSelectorDrawable( isDarkTheme ? Theme.ACTION_BAR_PICKER_SELECTOR_COLOR : Theme.ACTION_BAR_AUDIO_SELECTOR_COLOR, false)); cancelButton.setPadding(AndroidUtilities.dp(29), 0, AndroidUtilities.dp(29), 0); cancelButton.setText(LocaleController.getString("Cancel", R.string.Cancel).toUpperCase()); cancelButton.setTypeface(AndroidUtilities.getTypeface("fonts/rmedium.ttf")); addView(cancelButton, LayoutHelper.createFrame(LayoutHelper.WRAP_CONTENT, LayoutHelper.MATCH_PARENT, Gravity.TOP | Gravity.LEFT)); doneButton = new LinearLayout(context); doneButton.setOrientation(LinearLayout.HORIZONTAL); doneButton.setBackgroundDrawable(Theme.createBarSelectorDrawable( isDarkTheme ? Theme.ACTION_BAR_PICKER_SELECTOR_COLOR : Theme.ACTION_BAR_AUDIO_SELECTOR_COLOR, false)); doneButton.setPadding(AndroidUtilities.dp(29), 0, AndroidUtilities.dp(29), 0); addView(doneButton, LayoutHelper.createFrame(LayoutHelper.WRAP_CONTENT, LayoutHelper.MATCH_PARENT, Gravity.TOP | Gravity.RIGHT)); doneButtonBadgeTextView = new TextView(context); doneButtonBadgeTextView.setTypeface(AndroidUtilities.getTypeface("fonts/rmedium.ttf")); doneButtonBadgeTextView.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 13); doneButtonBadgeTextView.setTextColor(0xffffffff); doneButtonBadgeTextView.setGravity(Gravity.CENTER); doneButtonBadgeTextView.setBackgroundResource(isDarkTheme ? R.drawable.photobadge : R.drawable.bluecounter); doneButtonBadgeTextView.setMinWidth(AndroidUtilities.dp(23)); doneButtonBadgeTextView.setPadding(AndroidUtilities.dp(8), 0, AndroidUtilities.dp(8), AndroidUtilities.dp(1)); doneButton.addView(doneButtonBadgeTextView, LayoutHelper.createLinear(LayoutHelper.WRAP_CONTENT, 23, Gravity.CENTER_VERTICAL, 0, 0, 10, 0)); doneButtonTextView = new TextView(context); doneButtonTextView.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 14); doneButtonTextView.setTextColor(isDarkTheme ? 0xffffffff : 0xff19a7e8); doneButtonTextView.setGravity(Gravity.CENTER); doneButtonTextView.setCompoundDrawablePadding(AndroidUtilities.dp(8)); doneButtonTextView.setText(LocaleController.getString("Send", R.string.Send).toUpperCase()); doneButtonTextView.setTypeface(AndroidUtilities.getTypeface("fonts/rmedium.ttf")); doneButton.addView(doneButtonTextView, LayoutHelper.createLinear(LayoutHelper.WRAP_CONTENT, LayoutHelper.WRAP_CONTENT, Gravity.CENTER_VERTICAL)); } public void updateSelectedCount(int count, boolean disable) { if (count == 0) { doneButtonBadgeTextView.setVisibility(View.GONE); if (disable) { doneButtonTextView.setTextColor(0xff999999); doneButton.setEnabled(false); } else { doneButtonTextView.setTextColor(isDarkTheme ? 0xffffffff : 0xff19a7e8); } } else { doneButtonBadgeTextView.setVisibility(View.VISIBLE); doneButtonBadgeTextView.setText(String.format("%d", count)); doneButtonTextView.setTextColor(isDarkTheme ? 0xffffffff : 0xff19a7e8); if (disable) { doneButton.setEnabled(true); } } } }