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添加编辑模式下监听输入文字改变接口 #49

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添加编辑模式下监听输入文字改变接口 #49

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7 changes: 7 additions & 0 deletions demo/src/main/java/me/gujun/android/taggroup/demo/TagEditorActivity.java
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,7 @@
import android.support.v7.app.ActionBarActivity;
import android.view.Menu;
import android.view.MenuItem;
import android.widget.Toast;

import me.gujun.android.taggroup.TagGroup;
import me.gujun.android.taggroup.demo.db.TagsManager;
Expand All @@ -23,6 +24,12 @@ protected void onCreate(Bundle savedInstanceState) {

mTagGroup = (TagGroup) findViewById(R.id.tag_group);
mTagGroup.setTags(tags);
mTagGroup.setOnInputTextChangeListener(new TagGroup.OnInputTextChangeListener() {
@Override
public void onTextChanged(CharSequence s, int start, int before, int count) {
Toast.makeText(TagEditorActivity.this, s, Toast.LENGTH_SHORT).show();
}
});
}

@Override
Expand Down
209 changes: 165 additions & 44 deletions library/src/main/java/me/gujun/android/taggroup/TagGroup.java
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Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -26,6 +26,7 @@
import android.view.inputmethod.EditorInfo;
import android.view.inputmethod.InputConnection;
import android.view.inputmethod.InputConnectionWrapper;
import android.widget.EditText;
import android.widget.TextView;

import java.util.ArrayList;
Expand Down Expand Up @@ -68,70 +69,119 @@ public class TagGroup extends ViewGroup {
private final float default_horizontal_padding;
private final float default_vertical_padding;

/** Indicates whether this TagGroup is set up to APPEND mode or DISPLAY mode. Default is false. */
/**
* Indicates whether this TagGroup is set up to APPEND mode or DISPLAY mode. Default is false.
*/
private boolean isAppendMode;

/** The text to be displayed when the text of the INPUT tag is empty. */
/**
* The text to be displayed when the text of the INPUT tag is empty.
*/
private CharSequence inputHint;

/** The tag outline border color. */
/**
* The tag outline border color.
*/
private int borderColor;

/** The tag text color. */
/**
* The tag text color.
*/
private int textColor;

/** The tag background color. */
/**
* The tag background color.
*/
private int backgroundColor;

/** The dash outline border color. */
/**
* The dash outline border color.
*/
private int dashBorderColor;

/** The input tag hint text color. */
/**
* The input tag hint text color.
*/
private int inputHintColor;

/** The input tag type text color. */
/**
* The input tag type text color.
*/
private int inputTextColor;

/** The checked tag outline border color. */
/**
* The checked tag outline border color.
*/
private int checkedBorderColor;

/** The check text color */
/**
* The check text color
*/
private int checkedTextColor;

/** The checked marker color. */
/**
* The checked marker color.
*/
private int checkedMarkerColor;

/** The checked tag background color. */
/**
* The checked tag background color.
*/
private int checkedBackgroundColor;

/** The tag background color, when the tag is being pressed. */
/**
* The tag background color, when the tag is being pressed.
*/
private int pressedBackgroundColor;

/** The tag outline border stroke width, default is 0.5dp. */
/**
* The tag outline border stroke width, default is 0.5dp.
*/
private float borderStrokeWidth;

/** The tag text size, default is 13sp. */
/**
* The tag text size, default is 13sp.
*/
private float textSize;

/** The horizontal tag spacing, default is 8.0dp. */
/**
* The horizontal tag spacing, default is 8.0dp.
*/
private int horizontalSpacing;

/** The vertical tag spacing, default is 4.0dp. */
/**
* The vertical tag spacing, default is 4.0dp.
*/
private int verticalSpacing;

/** The horizontal tag padding, default is 12.0dp. */
/**
* The horizontal tag padding, default is 12.0dp.
*/
private int horizontalPadding;

/** The vertical tag padding, default is 3.0dp. */
/**
* The vertical tag padding, default is 3.0dp.
*/
private int verticalPadding;

/** Listener used to dispatch tag change event. */
/**
* Listener used to dispatch tag change event.
*/
private OnInputTextChangeListener mOnInputTextChangeListener;

/**
* Listener used to dispatch tag change event.
*/
private OnTagChangeListener mOnTagChangeListener;

/** Listener used to dispatch tag click event. */
/**
* Listener used to dispatch tag click event.
*/
private OnTagClickListener mOnTagClickListener;

/** Listener used to handle tag click event. */
/**
* Listener used to handle tag click event.
*/
private InternalTagClickListener mInternalTagClickListener = new InternalTagClickListener();

public TagGroup(Context context) {
Expand Down Expand Up @@ -197,12 +247,16 @@ public void onClick(View v) {
public void submitTag() {
final TagView inputTag = getInputTag();
if (inputTag != null && inputTag.isInputAvailable()) {
inputTag.endInput();

if (mOnTagChangeListener != null) {
mOnTagChangeListener.onAppend(TagGroup.this, inputTag.getText().toString());
if (mOnTagChangeListener.onAppend(TagGroup.this, inputTag.getText().toString())) {
inputTag.endInput();
appendInputTag();
}
} else {
inputTag.endInput();
appendInputTag();
}
appendInputTag();

}
}

Expand Down Expand Up @@ -515,13 +569,24 @@ public void setOnTagClickListener(OnTagClickListener l) {
mOnTagClickListener = l;
}

/**
* Register a callback to be invoked when the input tex has been changed.
*
* @param l the callback that will run.
*/
public void setOnInputTextChangeListener(OnInputTextChangeListener l) {
this.mOnInputTextChangeListener = l;
}

protected void deleteTag(TagView tagView) {
removeView(tagView);
if (mOnTagChangeListener != null) {
mOnTagChangeListener.onDelete(TagGroup.this, tagView.getText().toString());
}
}

//CHANGE

/**
* Interface definition for a callback to be invoked when a tag group is changed.
*/
Expand All @@ -531,7 +596,7 @@ public interface OnTagChangeListener {
*
* @param tag the appended tag.
*/
void onAppend(TagGroup tagGroup, String tag);
boolean onAppend(TagGroup tagGroup, String tag);

/**
* Called when a tag has been deleted from the the group.
Expand All @@ -553,6 +618,21 @@ public interface OnTagClickListener {
void onTagClick(String tag);
}

/**
* Interface definition for a callback to be invoked when a tag is clicked.
*/
public interface OnInputTextChangeListener {
/**
* Called when the input text has been changed
* @param s
* @param start
* @param before
* @param count
*/
void onTextChanged(CharSequence s, int start, int before, int count);
}


/**
* Per-child layout information for layouts.
*/
Expand Down Expand Up @@ -652,19 +732,29 @@ class TagView extends TextView {
public static final int STATE_NORMAL = 1;
public static final int STATE_INPUT = 2;

/** The offset to the text. */
/**
* The offset to the text.
*/
private static final int CHECKED_MARKER_OFFSET = 3;

/** The stroke width of the checked marker */
/**
* The stroke width of the checked marker
*/
private static final int CHECKED_MARKER_STROKE_WIDTH = 4;

/** The current state. */
/**
* The current state.
*/
private int mState;

/** Indicates the tag if checked. */
/**
* Indicates the tag if checked.
*/
private boolean isChecked = false;

/** Indicates the tag if pressed. */
/**
* Indicates the tag if pressed.
*/
private boolean isPressed = false;

private Paint mBorderPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
Expand All @@ -673,28 +763,44 @@ class TagView extends TextView {

private Paint mCheckedMarkerPaint = new Paint(Paint.ANTI_ALIAS_FLAG);

/** The rect for the tag's left corner drawing. */
/**
* The rect for the tag's left corner drawing.
*/
private RectF mLeftCornerRectF = new RectF();

/** The rect for the tag's right corner drawing. */
/**
* The rect for the tag's right corner drawing.
*/
private RectF mRightCornerRectF = new RectF();

/** The rect for the tag's horizontal blank fill area. */
/**
* The rect for the tag's horizontal blank fill area.
*/
private RectF mHorizontalBlankFillRectF = new RectF();

/** The rect for the tag's vertical blank fill area. */
/**
* The rect for the tag's vertical blank fill area.
*/
private RectF mVerticalBlankFillRectF = new RectF();

/** The rect for the checked mark draw bound. */
/**
* The rect for the checked mark draw bound.
*/
private RectF mCheckedMarkerBound = new RectF();

/** Used to detect the touch event. */
/**
* Used to detect the touch event.
*/
private Rect mOutRect = new Rect();

/** The path for draw the tag's outline border. */
/**
* The path for draw the tag's outline border.
*/
private Path mBorderPath = new Path();

/** The path effect provide draw the dash border. */
/**
* The path effect provide draw the dash border.
*/
private PathEffect mPathEffect = new DashPathEffect(new float[]{10, 5}, 0);

{
Expand All @@ -707,7 +813,7 @@ class TagView extends TextView {
}


public TagView(Context context, final int state, CharSequence text) {
public TagView(final Context context, final int state, CharSequence text) {
super(context);
setPadding(horizontalPadding, verticalPadding, horizontalPadding, verticalPadding);
setLayoutParams(new TagGroup.LayoutParams(
Expand Down Expand Up @@ -747,11 +853,17 @@ public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
if (isInputAvailable()) {
// If the input content is available, end the input and dispatch
// the event, then append a new INPUT state tag.
endInput();

if (mOnTagChangeListener != null) {
mOnTagChangeListener.onAppend(TagGroup.this, getText().toString());
if (mOnTagChangeListener.onAppend(TagGroup.this, getText().toString())) {
endInput();
appendInputTag();
}
} else {
endInput();
appendInputTag();
}
appendInputTag();

}
return true;
}
Expand Down Expand Up @@ -801,10 +913,18 @@ public void beforeTextChanged(CharSequence s, int start, int count, int after) {

@Override
public void onTextChanged(CharSequence s, int start, int before, int count) {
if (mOnInputTextChangeListener!=null){
mOnInputTextChangeListener.onTextChanged(s, start, before, count);
}
}

@Override
public void afterTextChanged(Editable s) {
//workaround for keyboards that don't work well with the enter key event
if (s.toString().contains("\n")) {
setText(s.toString().replace("\n", ""));
submitTag();
}
}
});
}
Expand Down Expand Up @@ -1022,4 +1142,5 @@ public boolean deleteSurroundingText(int beforeLength, int afterLength) {
}
}
}

}