Java tutorial
package net.compuways.keywordsmanager; /** * Created by me on 5/23/16. */ import android.app.Dialog; import android.content.Context; import android.content.DialogInterface; import android.support.v4.content.ContextCompat; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup.LayoutParams; import android.widget.Button; import android.widget.EditText; import android.widget.GridLayout; import android.widget.LinearLayout; import android.widget.TextView; /** * * Create custom Dialog windows for your application * Custom dialogs rely on custom layouts wich allow you to * create and use your own look & feel. * * Under GPL v3 : http://www.gnu.org/licenses/gpl-3.0.html * * @author antoine vianey * */ public class CustomDialog extends Dialog { public CustomDialog(Context context, int theme) { super(context, theme); } public CustomDialog(Context context) { super(context); } /** * Helper class for creating a custom dialog */ public static class Builder { private Context context; private String positiveButtonText; private String neutralButtonText; private String negativeButtonText; private View contentView; private int bgID = -1, layoutID = 0; private GridLayout gridLayout; private View layout; private DialogInterface.OnClickListener positiveButtonClickListener, neutralButtonClickListener, negativeButtonClickListener; public Builder(Context context) { this.context = context; } /** * Set a custom content view for the Dialog. * If a message is set, the contentView is not * added to the Dialog... * @param v * @return */ public Builder setContentView(View v) { this.contentView = v; return this; } /** * Set the positive button resource and it's listener * @param positiveButtonText * @param listener * @return */ public Builder setPositiveButton(int positiveButtonText, DialogInterface.OnClickListener listener) { this.positiveButtonText = (String) context.getText(positiveButtonText); this.positiveButtonClickListener = listener; return this; } /** * Set the positive button text and it's listener * @param positiveButtonText * @param listener * @return */ public Builder setPositiveButton(String positiveButtonText, DialogInterface.OnClickListener listener) { this.positiveButtonText = positiveButtonText; this.positiveButtonClickListener = listener; return this; } /** * Set the negative button resource and it's listener * @param negativeButtonText * @param listener * @return */ public Builder setNegativeButton(int negativeButtonText, DialogInterface.OnClickListener listener) { this.negativeButtonText = (String) context.getText(negativeButtonText); this.negativeButtonClickListener = listener; return this; } /** * Set the negative button text and it's listener * @param negativeButtonText * @param listener * @return */ public Builder setNegativeButton(String negativeButtonText, DialogInterface.OnClickListener listener) { this.negativeButtonText = negativeButtonText; this.negativeButtonClickListener = listener; return this; } public Builder setNeutralButton(String neutralButtonText, DialogInterface.OnClickListener listener) { this.neutralButtonText = neutralButtonText; this.neutralButtonClickListener = listener; return this; } public Builder setBackground(int bgID) { this.bgID = bgID; return this; } public Builder setLayoutID(int layoutID) { this.layoutID = layoutID; return this; } public GridLayout getGridLayout() { LayoutInflater inflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); layout = inflater.inflate(layoutID, null); LinearLayout llayout = (LinearLayout) layout.findViewById(R.id.tlsDia); gridLayout = (GridLayout) layout.findViewById(R.id.gridlayout); return gridLayout; } public TextView getEditText() { LayoutInflater inflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); layout = inflater.inflate(layoutID, null); LinearLayout llayout = (LinearLayout) layout.findViewById(R.id.tlsDia); EditText edit = (EditText) layout.findViewById(R.id.input); return edit; } /** * Create the custom dialog */ public CustomDialog create() { // instantiate the dialog with the custom Theme final CustomDialog dialog = new CustomDialog(context, R.style.Dialog); if (bgID > 0) { LinearLayout llayout = (LinearLayout) layout.findViewById(R.id.tlsDia); llayout.setBackground(ContextCompat.getDrawable(context, bgID)); } dialog.addContentView(layout, new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT)); // set the confirm button if (positiveButtonText != null) { ((Button) layout.findViewById(R.id.positiveButton)).setText(positiveButtonText); if (positiveButtonClickListener != null) { ((Button) layout.findViewById(R.id.positiveButton)) .setOnClickListener(new View.OnClickListener() { public void onClick(View v) { positiveButtonClickListener.onClick(dialog, DialogInterface.BUTTON_POSITIVE); } }); } } else { // if no confirm button just set the visibility to GONE // layout.findViewById(R.id.positiveButton).setVisibility( // View.GONE); } // set the cancel button if (negativeButtonText != null) { ((Button) layout.findViewById(R.id.negativeButton)).setText(negativeButtonText); if (negativeButtonClickListener != null) { ((Button) layout.findViewById(R.id.negativeButton)) .setOnClickListener(new View.OnClickListener() { public void onClick(View v) { negativeButtonClickListener.onClick(dialog, DialogInterface.BUTTON_NEGATIVE); } }); } } else { // if no confirm button just set the visibility to GONE //layout.findViewById(R.id.negativeButton).setVisibility( // View.GONE); } if (neutralButtonText != null) { ((Button) layout.findViewById(R.id.neutralButton)).setText(neutralButtonText); if (neutralButtonClickListener != null) { ((Button) layout.findViewById(R.id.neutralButton)) .setOnClickListener(new View.OnClickListener() { public void onClick(View v) { neutralButtonClickListener.onClick(dialog, DialogInterface.BUTTON_NEGATIVE); } }); } } dialog.setContentView(layout); return dialog; } } }