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Merge pull request #757 from haiwen/add_editor_view
add editor module in programmer
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189 changes: 189 additions & 0 deletions
189
app/src/main/java/com/seafile/seadroid2/editor/EditorActivity.java
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| package com.seafile.seadroid2.editor; | ||
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| import android.content.Intent; | ||
| import android.os.Bundle; | ||
| import android.support.v7.widget.Toolbar; | ||
| import android.text.Editable; | ||
| import android.text.TextWatcher; | ||
| import android.view.Menu; | ||
| import android.view.MenuItem; | ||
| import android.view.View; | ||
| import android.widget.Toast; | ||
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| import com.seafile.seadroid2.R; | ||
| import com.seafile.seadroid2.SeafException; | ||
| import com.seafile.seadroid2.editor.widget.HorizontalEditScrollView; | ||
| import com.seafile.seadroid2.ui.activity.BaseActivity; | ||
| import com.seafile.seadroid2.ui.dialog.FileSaveTaskDialog; | ||
| import com.seafile.seadroid2.ui.dialog.TaskDialog; | ||
| import com.yydcdut.markdown.MarkdownConfiguration; | ||
| import com.yydcdut.markdown.MarkdownEditText; | ||
| import com.yydcdut.markdown.MarkdownProcessor; | ||
| import com.yydcdut.markdown.syntax.edit.EditFactory; | ||
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| import java.io.File; | ||
| import java.io.FileReader; | ||
| import java.io.IOException; | ||
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| import ren.qinc.edit.PerformEdit; | ||
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| public class EditorActivity extends BaseActivity implements Toolbar.OnMenuItemClickListener { | ||
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| private MarkdownEditText mMarkdownEditText; | ||
| private HorizontalEditScrollView mHorizontalEditScrollView; | ||
| private MarkdownProcessor mMarkdownProcessor; | ||
| private String path; | ||
| private PerformEdit mPerformEdit; | ||
| private boolean isSave = true; | ||
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| @Override | ||
| protected void onCreate(Bundle savedInstanceState) { | ||
| super.onCreate(savedInstanceState); | ||
| setContentView(R.layout.activity_editor); | ||
| Toolbar toolbar = getActionBarToolbar(); | ||
| toolbar.setOnMenuItemClickListener(this); | ||
| setSupportActionBar(toolbar); | ||
| getSupportActionBar().setDisplayHomeAsUpEnabled(true); | ||
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| mMarkdownEditText = findViewById(R.id.edit_md); | ||
| mHorizontalEditScrollView = findViewById(R.id.scroll_edit); | ||
| findViewById(R.id.view_toolbar_bottom_line).setVisibility(View.GONE); | ||
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| Intent intent = getIntent(); | ||
| path = intent.getStringExtra("path"); | ||
| markdown(); | ||
| getSupportActionBar().setTitle(new File(path).getName()); | ||
| mMarkdownEditText.addTextChangedListener(new TextWatcher() { | ||
| @Override | ||
| public void beforeTextChanged(CharSequence s, int start, int count, int after) { | ||
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| } | ||
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| @Override | ||
| public void onTextChanged(CharSequence s, int start, int before, int count) { | ||
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| } | ||
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| @Override | ||
| public void afterTextChanged(Editable s) { | ||
| isSave = false; | ||
| } | ||
| }); | ||
| } | ||
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| private void markdown() { | ||
| MarkdownConfiguration markdownConfiguration = new MarkdownConfiguration.Builder(this) | ||
| .setDefaultImageSize(50, 50) | ||
| .setBlockQuotesLineColor(0xffdddddd) | ||
| .setHeader1RelativeSize(1.6f) | ||
| .setHeader2RelativeSize(1.5f) | ||
| .setHeader3RelativeSize(1.4f) | ||
| .setHeader4RelativeSize(1.3f) | ||
| .setHeader5RelativeSize(1.2f) | ||
| .setHeader6RelativeSize(1.1f) | ||
| .setHorizontalRulesColor(0xffdce1e7) | ||
| .setCodeBgColor(0xff222B38) | ||
| .setTodoColor(0xFF2196F3) | ||
| .setTodoDoneColor(0xffb8b8b8) | ||
| .setUnOrderListColor(0xFF2196F3) | ||
| .build(); | ||
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| mPerformEdit = new PerformEdit(mMarkdownEditText); | ||
| mPerformEdit.setDefaultText(readToString(new File(path))); | ||
| mHorizontalEditScrollView.setEditTextAndConfig(mMarkdownEditText, markdownConfiguration); | ||
| mMarkdownProcessor = new MarkdownProcessor(this); | ||
| mMarkdownProcessor.config(markdownConfiguration); | ||
| mMarkdownProcessor.factory(EditFactory.create()); | ||
| mMarkdownProcessor.live(mMarkdownEditText); | ||
| } | ||
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| public String readToString(File file) { | ||
| try { | ||
| if (file == null || !file.exists()) { | ||
| return null; | ||
| } | ||
| FileReader reader = new FileReader(file); | ||
| StringBuilder out = new StringBuilder(); | ||
| char[] buffer = new char[1024 * 4]; | ||
| int numRead = 0; | ||
| while ((numRead = reader.read(buffer)) > -1) { | ||
| out.append(String.valueOf(buffer, 0, numRead)); | ||
| } | ||
| reader.close(); | ||
| return out.toString(); | ||
| } catch (IOException e) { | ||
| e.printStackTrace(); | ||
| } | ||
| return ""; | ||
| } | ||
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| @Override | ||
| public void onDetachedFromWindow() { | ||
| mPerformEdit.clearHistory(); | ||
| super.onDetachedFromWindow(); | ||
| } | ||
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| @Override | ||
| public boolean onCreateOptionsMenu(Menu menu) { | ||
| getActionBarToolbar().inflateMenu(R.menu.editor_view_menu); | ||
| return true; | ||
| } | ||
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| @Override | ||
| public boolean onOptionsItemSelected(MenuItem item) { | ||
| switch (item.getItemId()) { | ||
| case android.R.id.home: | ||
| onBackPressed(); | ||
| break; | ||
| case R.id.edit_undo: | ||
| mPerformEdit.undo(); | ||
| break; | ||
| case R.id.edit_redo: | ||
| mPerformEdit.redo(); | ||
| break; | ||
| case R.id.edit_save: | ||
| showSaveDialog(); | ||
| break; | ||
| } | ||
| return super.onOptionsItemSelected(item); | ||
| } | ||
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| @Override | ||
| public boolean onMenuItemClick(MenuItem item) { | ||
| return super.onOptionsItemSelected(item); | ||
| } | ||
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| @Override | ||
| public void onBackPressed() { | ||
| if (isSave) { | ||
| super.onBackPressed(); | ||
| } else { | ||
| showSaveDialog(); | ||
| } | ||
| } | ||
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| private void showSaveDialog() { | ||
| FileSaveTaskDialog dialog = new FileSaveTaskDialog(); | ||
| dialog.init(path, mMarkdownEditText); | ||
| dialog.setTaskDialogLisenter(new TaskDialog.TaskDialogListener() { | ||
| @Override | ||
| public void onTaskSuccess() { | ||
| // save file success | ||
| isSave = true; | ||
| Toast.makeText(EditorActivity.this, getString(R.string.editor_file_save_success), Toast.LENGTH_SHORT).show(); | ||
| finish(); | ||
| } | ||
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| @Override | ||
| public void onTaskFailed(SeafException e) { | ||
| Toast.makeText(EditorActivity.this, getString(R.string.editor_file_save_failed), Toast.LENGTH_SHORT).show(); | ||
| } | ||
| }); | ||
| dialog.show(getSupportFragmentManager(), "FileSaveTaskDialog"); | ||
| } | ||
| } |
54 changes: 54 additions & 0 deletions
54
app/src/main/java/com/seafile/seadroid2/editor/LinkDialogView.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,54 @@ | ||
| package com.seafile.seadroid2.editor; | ||
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| import android.annotation.TargetApi; | ||
| import android.content.Context; | ||
| import android.os.Build; | ||
| import android.util.AttributeSet; | ||
| import android.view.LayoutInflater; | ||
| import android.view.View; | ||
| import android.widget.EditText; | ||
| import android.widget.LinearLayout; | ||
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| import com.seafile.seadroid2.R; | ||
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| public class LinkDialogView extends LinearLayout { | ||
| private EditText mDescriptionEditText; | ||
| private EditText mLinkEditText; | ||
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| public LinkDialogView(Context context) { | ||
| super(context); | ||
| init(context); | ||
| } | ||
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| public LinkDialogView(Context context, AttributeSet attrs) { | ||
| super(context, attrs); | ||
| init(context); | ||
| } | ||
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| @TargetApi(Build.VERSION_CODES.HONEYCOMB) | ||
| public LinkDialogView(Context context, AttributeSet attrs, int defStyleAttr) { | ||
| super(context, attrs, defStyleAttr); | ||
| init(context); | ||
| } | ||
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| private void init(Context context) { | ||
| View v = LayoutInflater.from(context).inflate(R.layout.dialog_link, this, true); | ||
| mDescriptionEditText = (EditText) v.findViewById(R.id.edit_description_link); | ||
| mLinkEditText = (EditText) v.findViewById(R.id.edit_link); | ||
| } | ||
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| public void clear() { | ||
| mDescriptionEditText.setText(""); | ||
| mLinkEditText.setText("http://"); | ||
| } | ||
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| public String getDescription() { | ||
| return mDescriptionEditText.getText().toString(); | ||
| } | ||
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| public String getLink() { | ||
| return mLinkEditText.getText().toString(); | ||
| } | ||
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| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,63 @@ | ||
| package com.seafile.seadroid2.editor; | ||
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| import android.support.annotation.Nullable; | ||
| import android.text.style.AlignmentSpan; | ||
| import android.widget.EditText; | ||
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| public class Utils { | ||
| /** | ||
| * find '\n' from "start" position | ||
| * | ||
| * @param s text | ||
| * @param start start position | ||
| * @return the '\n' position | ||
| */ | ||
| public static int findNextNewLineChar(CharSequence s, int start) { | ||
| for (int i = start; i < s.length(); i++) { | ||
| if (s.charAt(i) == '\n') { | ||
| return i; | ||
| } | ||
| } | ||
| return -1; | ||
| } | ||
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| /** | ||
| * find '\n' before "start" position | ||
| * | ||
| * @param s text | ||
| * @param start start position | ||
| * @return the '\n' position | ||
| */ | ||
| public static int findBeforeNewLineChar(CharSequence s, int start) { | ||
| for (int i = start - 1; i > 0; i--) { | ||
| if (s.charAt(i) == '\n') { | ||
| return i; | ||
| } | ||
| } | ||
| return -1; | ||
| } | ||
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| @Nullable | ||
| public static <T> T getSpans(EditText editText, int start, int end, Class<T> clazz) { | ||
| T[] ts = editText.getText().getSpans(start, end, clazz); | ||
| if (ts != null && ts.length > 0) { | ||
| return ts[0]; | ||
| } | ||
| return null; | ||
| } | ||
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| public static boolean hasCenterSpan(EditText editText, int start, int end) { | ||
| AlignmentSpan.Standard centerSpan = Utils.getSpans(editText, start, end, AlignmentSpan.Standard.class); | ||
| if (centerSpan == null) { | ||
| return false; | ||
| } else { | ||
| return true; | ||
| } | ||
| } | ||
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| public static int safePosition(int position, CharSequence s) { | ||
| return position > s.length() ? s.length() : (position < 0 ? 0 : position); | ||
| } | ||
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| } |
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