From b5615d75917fbf055837db1b902f6d157402e661 Mon Sep 17 00:00:00 2001
From: Przemek Grondek <github@nerull7.info>
Date: Wed, 1 Oct 2014 11:40:22 +0200
Subject: [PATCH] SQL queries
Full support
---
.../mysqlbrowser/DatabaseFragment.java | 6 +
.../nerull7/mysqlbrowser/ListActivity.java | 2 +-
.../mysqlbrowser/SQLEntriesFragment.java | 245 ++++++++++++++++++
.../nerull7/mysqlbrowser/SQLFragment.java | 24 +-
.../info/nerull7/mysqlbrowser/Static.java | 3 +-
.../db/AsyncDatabaseConnector.java | 35 ++-
.../main/res/drawable-hdpi/ic_action_info.png | Bin 0 -> 696 bytes
.../main/res/drawable-mdpi/ic_action_info.png | Bin 0 -> 469 bytes
.../res/drawable-xhdpi/ic_action_info.png | Bin 0 -> 891 bytes
.../res/drawable-xxhdpi/ic_action_info.png | Bin 0 -> 1577 bytes
app/src/main/res/values/strings.xml | 1 +
11 files changed, 298 insertions(+), 18 deletions(-)
create mode 100644 app/src/main/java/info/nerull7/mysqlbrowser/SQLEntriesFragment.java
create mode 100644 app/src/main/res/drawable-hdpi/ic_action_info.png
create mode 100644 app/src/main/res/drawable-mdpi/ic_action_info.png
create mode 100644 app/src/main/res/drawable-xhdpi/ic_action_info.png
create mode 100644 app/src/main/res/drawable-xxhdpi/ic_action_info.png
diff --git a/app/src/main/java/info/nerull7/mysqlbrowser/DatabaseFragment.java b/app/src/main/java/info/nerull7/mysqlbrowser/DatabaseFragment.java
index c70f172..91a6ff4 100644
--- a/app/src/main/java/info/nerull7/mysqlbrowser/DatabaseFragment.java
+++ b/app/src/main/java/info/nerull7/mysqlbrowser/DatabaseFragment.java
@@ -31,6 +31,12 @@ public class DatabaseFragment extends Fragment implements AdapterView.OnItemClic
private ProgressBar progressBar;
private List<String> databases;
+ @Override
+ public void onResume() {
+ super.onResume();
+ Static.asyncDatabaseConnector.setDatabaseInUse(null);
+ }
+
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState){
//Inflate the layout for this fragment
diff --git a/app/src/main/java/info/nerull7/mysqlbrowser/ListActivity.java b/app/src/main/java/info/nerull7/mysqlbrowser/ListActivity.java
index c88c75f..3eeb667 100644
--- a/app/src/main/java/info/nerull7/mysqlbrowser/ListActivity.java
+++ b/app/src/main/java/info/nerull7/mysqlbrowser/ListActivity.java
@@ -48,7 +48,7 @@ public class ListActivity extends Activity {
Static.startSettings(this);
return true;
} else if (id == R.id.action_sql){
- Static.startSQL(this);
+ Static.startSQL(this, getIntent().getExtras().getString(Static.DATABASE_NAME_ARG));
}
return super.onOptionsItemSelected(item);
}
diff --git a/app/src/main/java/info/nerull7/mysqlbrowser/SQLEntriesFragment.java b/app/src/main/java/info/nerull7/mysqlbrowser/SQLEntriesFragment.java
new file mode 100644
index 0000000..4c1af95
--- /dev/null
+++ b/app/src/main/java/info/nerull7/mysqlbrowser/SQLEntriesFragment.java
@@ -0,0 +1,245 @@
+package info.nerull7.mysqlbrowser;
+
+import android.app.AlertDialog;
+import android.app.Fragment;
+import android.content.DialogInterface;
+import android.content.Intent;
+import android.graphics.Typeface;
+import android.os.Bundle;
+import android.preference.PreferenceManager;
+import android.view.LayoutInflater;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
+import android.view.MotionEvent;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.FrameLayout;
+import android.widget.HorizontalScrollView;
+import android.widget.ProgressBar;
+import android.widget.RelativeLayout;
+import android.widget.ScrollView;
+import android.widget.TableLayout;
+import android.widget.TableRow;
+import android.widget.TextView;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import info.nerull7.mysqlbrowser.db.AsyncDatabaseConnector;
+
+/**
+ * Created by nerull7 on 15.07.14.
+ *
+ * Fragment for showing elements
+ */
+public class SQLEntriesFragment extends Fragment implements AsyncDatabaseConnector.MatrixReturnListener, AsyncDatabaseConnector.ListReturnListener, AsyncDatabaseConnector.OnPostExecuteListener, AsyncDatabaseConnector.StringReturnListener {
+ private static final int HEADER_PADDING_TOP = 15;
+ private static final int HEADER_PADDING_BOTTOM = 15;
+ private static final int HEADER_PADDING_LEFT = 15;
+ private static final int HEADER_PADDING_RIGHT = 15;
+ private static final int ENTRIES_PADDING_TOP = 30;
+ private static final int ENTRIES_PADDING_BOTTOM = 30;
+ private static final int ENTRIES_PADDING_LEFT = 15;
+ private static final int ENTRIES_PADDING_RIGHT = 15;
+
+ private TableLayout entriesTable;
+ private ScrollView entriesScrollView;
+ private FrameLayout headerFrame;
+ private HorizontalScrollView horizontalScrollView;
+ private TableRow.LayoutParams layoutParams;
+
+ private ProgressBar progressBar;
+ private CustomScrollView fakeScrollView;
+ private View dummyView;
+ private boolean showError;
+
+ private Menu menu;
+ private TableRow headerRow;
+ private int[] maxWidth;
+
+ private boolean isFirstCreate;
+ private String errorMessage;
+
+ @Override
+ public View onCreateView(LayoutInflater inflater, ViewGroup container,
+ Bundle savedInstanceState) {
+ View rootView = inflater.inflate(R.layout.fragment_entries, container, false);
+ initViewItems(rootView);
+ showError = false;
+ return rootView;
+ }
+
+ private void initViewItems(View rootView){
+ headerFrame = (FrameLayout) rootView.findViewById(R.id.headerFrame);
+ entriesScrollView = (ScrollView) rootView.findViewById(R.id.entriesScrollView);
+ fakeScrollView = (CustomScrollView) rootView.findViewById(R.id.fakeScroll);
+ progressBar = (ProgressBar) rootView.findViewById(R.id.loginProgressBar);
+ dummyView = rootView.findViewById(R.id.dummyView);
+ horizontalScrollView = (HorizontalScrollView) rootView.findViewById(R.id.horizontalScrollView);
+ entriesTable = new TableLayout(getActivity());
+
+ fakeScrollView.setOnTouchEventListener(new CustomScrollView.OnTouchEventListener() {
+ @Override
+ public boolean onTouchEvent(MotionEvent ev) {
+ ev.offsetLocation(0, headerFrame.getHeight());
+ horizontalScrollView.dispatchTouchEvent(ev);
+ return true;
+ }
+ });
+
+ layoutParams = new TableRow.LayoutParams(TableRow.LayoutParams.WRAP_CONTENT, TableRow.LayoutParams.MATCH_PARENT);
+ }
+
+ private void setLoading(boolean isLoading){
+ if(menu != null) {
+ menu.findItem(R.id.action_next).setEnabled(!isLoading);
+ menu.findItem(R.id.action_previous).setEnabled(!isLoading);
+ }
+ progressBar.setVisibility(isLoading ? View.VISIBLE : View.INVISIBLE);
+ }
+
+ @Override
+ public void onMatrixReturn(List<List<String>> rows) {
+ // Now we get Rows
+ if(rows!=null) {
+ int background;
+ for (int i = 0; i < rows.size(); i++) {
+ List<String> elements = rows.get(i);
+ TableRow newRow = new TableRow(getActivity());
+
+ if( i%2 == 0 ){ // Two backgrounds for lines for better visibility
+ background=R.drawable.entries_element_1;
+ } else {
+ background=R.drawable.entries_element_2;
+ }
+
+ for (int j = 0; j < elements.size(); j++) { // elements.size can be the same as in header so maybe some one number or not
+ TextView textView = new TextView(getActivity());
+ textView.setText(elements.get(j));
+ textView.setLayoutParams(layoutParams);
+ textView.setPadding(ENTRIES_PADDING_LEFT, ENTRIES_PADDING_TOP, ENTRIES_PADDING_RIGHT, ENTRIES_PADDING_BOTTOM);
+ textView.setBackgroundResource(background);
+ textView.setId(j);
+ newRow.addView(textView);
+ }
+ newRow.setClickable(false);
+ entriesTable.addView(newRow);
+ syncWidthsFirstStage();
+ }
+ } else {
+ entriesTable = null;
+ }
+
+ }
+
+ @Override
+ public void onListReturn(List<String> fieldList) {
+ // First we need header
+ headerRow = new TableRow(getActivity());
+ headerRow.setLayoutParams(new TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT, TableRow.LayoutParams.WRAP_CONTENT));
+ for (String aFieldList : fieldList) {
+ TextView textView = new TextView(getActivity());
+ textView.setText(aFieldList);
+ textView.setTypeface(null, Typeface.BOLD);
+ textView.setLayoutParams(layoutParams);
+ textView.setBackgroundResource(R.drawable.background_header);
+ textView.setPadding(HEADER_PADDING_LEFT, HEADER_PADDING_TOP, HEADER_PADDING_RIGHT, HEADER_PADDING_BOTTOM);
+ headerRow.addView(textView);
+ }
+ }
+
+ private void syncWidthsFirstStage() { // TODO: Merge with adding columns maybe? Loops -= 3 should be quicker
+ maxWidth = new int[headerRow.getChildCount()];
+ for (int i = 0; i < headerRow.getChildCount(); i++) {
+ TextView textView = (TextView) headerRow.getChildAt(i);
+ textView.measure(View.MeasureSpec.UNSPECIFIED, View.MeasureSpec.UNSPECIFIED);
+ maxWidth[i] = textView.getMeasuredWidth();
+ }
+
+ for (int i = 0; i < entriesTable.getChildCount(); i++) {
+ TableRow tableRow = (TableRow) entriesTable.getChildAt(i);
+ for (int j = 0; j < tableRow.getChildCount(); j++) {
+ TextView textView = (TextView) tableRow.getChildAt(j);
+ textView.measure(View.MeasureSpec.UNSPECIFIED, View.MeasureSpec.UNSPECIFIED);
+ int width = textView.getMeasuredWidth();
+ if (width > maxWidth[j])
+ maxWidth[j] = width;
+ }
+ }
+ }
+
+ private void syncWidthsSecondStage() {
+ for(int i=0;i<headerRow.getChildCount();i++){
+ TableRow entriesRow = (TableRow) entriesTable.getChildAt(0);
+
+ TextView tmpEntries = (TextView) entriesRow.getChildAt(i);
+ TextView tmpHeader = (TextView) headerRow.getChildAt(i);
+
+ tmpEntries.setWidth(maxWidth[i]);
+ tmpHeader.setWidth(maxWidth[i]);
+ }
+ }
+
+ private void fakeScroll(){
+ entriesScrollView.measure(View.MeasureSpec.UNSPECIFIED,View.MeasureSpec.UNSPECIFIED);
+ int height = entriesScrollView.getMeasuredHeight();
+ dummyView.setMinimumHeight(height);
+
+ RelativeLayout.LayoutParams fakeScrollLayout = new RelativeLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);
+ headerFrame.measure(View.MeasureSpec.UNSPECIFIED, View.MeasureSpec.UNSPECIFIED);
+ fakeScrollLayout.setMargins(0,headerFrame.getMeasuredHeight(),0,0);
+
+ fakeScrollView.setLayoutParams(fakeScrollLayout);
+ }
+
+// @Override
+// public void onResume() {
+// super.onResume();
+// if(!isFirstCreate) {
+// getActivity().finish();
+// } else {
+// isFirstCreate = false;
+// }
+// }
+
+ @Override
+ public void onPostExecute() {
+ if(!showError) {
+ if (headerFrame.getChildCount() == 0) // You can have only one child
+ headerFrame.addView(headerRow);
+ if (entriesTable != null) {
+ syncWidthsSecondStage();
+ entriesScrollView.addView(entriesTable);
+ fakeScroll();
+ } else {
+ TextView errorMessage = new TextView(getActivity());
+ errorMessage.setText(R.string.error_no_entries);
+ errorMessage.setTypeface(null, Typeface.ITALIC);
+ errorMessage.setClickable(false);
+ entriesScrollView.addView(errorMessage);
+ }
+ setLoading(false);
+ } else {
+ setLoading(false);
+ final AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
+ builder.setMessage(errorMessage);
+ builder.setNeutralButton(R.string.ok, new DialogInterface.OnClickListener() {
+ @Override
+ public void onClick(DialogInterface dialogInterface, int i) {
+ getActivity().finish();
+ }
+ });
+ builder.setTitle(R.string.info);
+ builder.setIcon(R.drawable.ic_action_info);
+ builder.create();
+ builder.show();
+ }
+ }
+
+ @Override
+ public void onStringReturn(String data) {
+ errorMessage = data;
+ showError = true;
+ }
+}
diff --git a/app/src/main/java/info/nerull7/mysqlbrowser/SQLFragment.java b/app/src/main/java/info/nerull7/mysqlbrowser/SQLFragment.java
index 0ba7079..c67bc2e 100644
--- a/app/src/main/java/info/nerull7/mysqlbrowser/SQLFragment.java
+++ b/app/src/main/java/info/nerull7/mysqlbrowser/SQLFragment.java
@@ -2,6 +2,7 @@ package info.nerull7.mysqlbrowser;
import android.app.Activity;
import android.app.Fragment;
+import android.app.FragmentTransaction;
import android.content.Context;
import android.os.Bundle;
import android.util.Log;
@@ -14,12 +15,16 @@ import android.view.ViewGroup;
import android.view.inputmethod.InputMethodManager;
import android.widget.EditText;
+import info.nerull7.mysqlbrowser.db.AsyncDatabaseConnector;
+
/**
* Created by nerull7 on 30.09.14.
*/
-public class SQLFragment extends Fragment{
+public class SQLFragment extends Fragment implements AsyncDatabaseConnector.OnPostExecuteListener {
private EditText sqlEditText;
private InputMethodManager inputMethodManager;
+ private SQLEntriesFragment sqlEntriesFragment;
+ private FragmentTransaction fragmentTransaction;
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
@@ -66,7 +71,20 @@ public class SQLFragment extends Fragment{
String sqlQuery = String.valueOf(sqlEditText.getText());
Log.d("SQLQUERY", sqlQuery);
- Static.asyncDatabaseConnector.setOnPostExecuteListener(null);
- Static.asyncDatabaseConnector.executeSQL(null /*FIXME*/, sqlQuery);
+ fragmentTransaction = getFragmentManager().beginTransaction();
+ sqlEntriesFragment = new SQLEntriesFragment();
+ fragmentTransaction.replace(R.id.container, sqlEntriesFragment);
+ fragmentTransaction.commit();
+
+ Static.asyncDatabaseConnector.setStringReturnListener(sqlEntriesFragment);
+ Static.asyncDatabaseConnector.setListReturnListener(sqlEntriesFragment);
+ Static.asyncDatabaseConnector.setMatrixReturnListener(sqlEntriesFragment);
+ Static.asyncDatabaseConnector.setOnPostExecuteListener(this);
+ Static.asyncDatabaseConnector.executeSQL(getActivity().getIntent().getExtras().getString(Static.DATABASE_NAME_ARG), sqlQuery);
+ }
+
+ @Override
+ public void onPostExecute() {
+ sqlEntriesFragment.onPostExecute();
}
}
diff --git a/app/src/main/java/info/nerull7/mysqlbrowser/Static.java b/app/src/main/java/info/nerull7/mysqlbrowser/Static.java
index 01d7d35..ca0281e 100644
--- a/app/src/main/java/info/nerull7/mysqlbrowser/Static.java
+++ b/app/src/main/java/info/nerull7/mysqlbrowser/Static.java
@@ -52,8 +52,9 @@ public class Static {
builder.show();
}
- public static void startSQL(Context context) {
+ public static void startSQL(Context context, String database) {
Intent intent = new Intent(context, SQLActivity.class);
+ intent.putExtra(Static.DATABASE_NAME_ARG, database);
context.startActivity(intent);
}
}
diff --git a/app/src/main/java/info/nerull7/mysqlbrowser/db/AsyncDatabaseConnector.java b/app/src/main/java/info/nerull7/mysqlbrowser/db/AsyncDatabaseConnector.java
index 42a8e04..0162ca8 100644
--- a/app/src/main/java/info/nerull7/mysqlbrowser/db/AsyncDatabaseConnector.java
+++ b/app/src/main/java/info/nerull7/mysqlbrowser/db/AsyncDatabaseConnector.java
@@ -360,20 +360,29 @@ public class AsyncDatabaseConnector {
public void onFinished(String data, String error) {
String []response = data.split("\n");
- List<String>headerList = null;
- try {
- headerList = parseListFromJSON(response[1]);
- } catch (JSONException e) { e.printStackTrace(); }
- if(listReturnListener!=null) {
- listReturnListener.onListReturn(headerList);
- }
+ if(response[0].equals("OK")) {
+ List<String> headerList = null;
+ try {
+ headerList = parseListFromJSON(response[1]);
+ } catch (JSONException e) {
+ e.printStackTrace();
+ }
+ if (listReturnListener != null) {
+ listReturnListener.onListReturn(headerList);
+ }
- List<List<String>> dataMatrix = null;
- try {
- dataMatrix = parseMatrixFromJSON(response[2]);
- } catch (JSONException e) { e.printStackTrace(); }
- if(matrixReturnListener!=null)
- matrixReturnListener.onMatrixReturn(dataMatrix);
+ List<List<String>> dataMatrix = null;
+ try {
+ dataMatrix = parseMatrixFromJSON(response[2]);
+ } catch (JSONException e) {
+ e.printStackTrace();
+ }
+ if (matrixReturnListener != null)
+ matrixReturnListener.onMatrixReturn(dataMatrix);
+ } else {
+ if(stringReturnListener!=null)
+ stringReturnListener.onStringReturn(data);
+ }
}
}, onPostExecuteListener, resources);
downloader.execute(request);
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diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index d4c83cb..e431c16 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -58,5 +58,6 @@
<string name="hint_sql_query">SQL Query</string>
<string name="action_cancel">Cancel</string>
<string name="action_execute">Execute</string>
+ <string name="info">Information</string>
</resources>