net.londatiga.android.QuickAction Source Code | www.androidadb.com

..Souce Code of net.londatiga.android.

package net.londatiga.android;

import java.util.ArrayList;

import android.content.Context;

import android.graphics.Rect;

import android.graphics.drawable.Drawable;

import android.view.Gravity;

import android.view.LayoutInflater;

import android.view.View;

import android.view.View.OnClickListener;

import android.view.ViewGroup;

import android.view.ViewGroup.LayoutParams;

import android.view.animation.Animation;

import android.view.animation.AnimationUtils;

import android.view.animation.Interpolator;

import android.widget.ImageView;

import android.widget.LinearLayout;

import android.widget.TextView;

import com.tonnguyen.sathach.R;

/**

* Popup window, shows action list as icon and text (QuickContact / Twitter app).

*

* @author Lorensius. W. T

*/

public class QuickAction extends CustomPopupWindow {

protected final View root;

private final ImageView mArrowUp;

private final ImageView mArrowDown;

protected final Animation mTrackAnim;

protected final LayoutInflater inflater;

protected final Context context;

protected static final int ANIM_GROW_FROM_LEFT = 1;

protected static final int ANIM_GROW_FROM_RIGHT = 2;

protected static final int ANIM_GROW_FROM_CENTER = 3;

protected static final int ANIM_AUTO = 4;

protected int animStyle;

protected boolean animateTrack;

protected ViewGroup mTrack;

protected ArrayList actionList;

/**

* Constructor

*

* @param anchor

{@link View} on where the popup should be displayed

*/

public QuickAction(View anchor) {

super(anchor);

actionList = new ArrayList();

context = anchor.getContext();

inflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);

root = (ViewGroup) inflater.inflate(R.layout.quickaction, null);

mArrowDown = (ImageView) root.findViewById(R.id.arrow_down);

mArrowUp = (ImageView) root.findViewById(R.id.arrow_up);

setContentView(root);

mTrackAnim = AnimationUtils.loadAnimation(anchor.getContext(), R.anim.rail);

mTrackAnim.setInterpolator(new Interpolator() {

public float getInterpolation(float t) {

// Pushes past the target area, then snaps back into place.

// Equation for graphing: 1.2-((x*1.6)-1.1)^2

final float inner = (t * 1.55f) – 1.1f;

return 1.2f – inner * inner;

}

});

mTrack = (ViewGroup) root.findViewById(R.id.tracks);

animStyle = ANIM_AUTO;

animateTrack = true;

}

/**

* Animate track

*

* @param animateTrack flag to animate track

*/

public void animateTrack(boolean animateTrack) {

this.animateTrack = animateTrack;

}

/**

* Set animation style

*

* @param animStyle animation style, default is set to ANIM_AUTO

*/

public void setAnimStyle(int animStyle) {

this.animStyle = animStyle;

}

/**

* Add action item

*

* @param action

{@link ActionItem}

*/

public void addActionItem(ActionItem action) {

actionList.add(action);

}

/**

* Show popup window

*/

public void show () {

preShow();

int[] location = new int[2];

anchor.getLocationOnScreen(location);

Rect anchorRect = new Rect(location[0], location[1], location[0] + anchor.getWidth(), location[1]

+ anchor.getHeight());

root.setLayoutParams(new LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT));

root.measure(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);

int rootWidth = root.getMeasuredWidth();

int rootHeight = root.getMeasuredHeight();

int screenWidth = windowManager.getDefaultDisplay().getWidth();

//int screenHeight = windowManager.getDefaultDisplay().getHeight();

int xPos = (screenWidth – rootWidth) / 2;

int yPos = anchorRect.top – rootHeight;

boolean onTop = true;

// display on bottom

if (rootHeight > anchorRect.top) {

yPos = anchorRect.bottom;

onTop = false;

}

showArrow(((onTop) ? R.id.arrow_down : R.id.arrow_up), anchorRect.centerX());

setAnimationStyle(screenWidth, anchorRect.centerX(), onTop);

createActionList();

window.showAtLocation(this.anchor, Gravity.NO_GRAVITY, xPos, yPos);

if (animateTrack) mTrack.startAnimation(mTrackAnim);

}

/**

* Set animation style

*

* @param screenWidth Screen width

* @param requestedX distance from left screen

* @param onTop flag to indicate where the popup should be displayed. Set TRUE if displayed on top of anchor and vice versa

*/

protected void setAnimationStyle(int screenWidth, int requestedX, boolean onTop) {

int arrowPos = requestedX – mArrowUp.getMeasuredWidth()/2;

switch (animStyle) {

case ANIM_GROW_FROM_LEFT:

window.setAnimationStyle((onTop) ? R.style.Animations_PopUpMenu_Left : R.style.Animations_PopDownMenu_Left);

break;

case ANIM_GROW_FROM_RIGHT:

window.setAnimationStyle((onTop) ? R.style.Animations_PopUpMenu_Right : R.style.Animations_PopDownMenu_Right);

break;

case ANIM_GROW_FROM_CENTER:

window.setAnimationStyle((onTop) ? R.style.Animations_PopUpMenu_Center : R.style.Animations_PopDownMenu_Center);

break;

case ANIM_AUTO:

if (arrowPos <= screenWidth/4) { window.setAnimationStyle((onTop) ? R.style.Animations_PopUpMenu_Left : R.style.Animations_PopDownMenu_Left); } else if (arrowPos > screenWidth/4 && arrowPos < 3 * (screenWidth/4)) { window.setAnimationStyle((onTop) ? R.style.Animations_PopUpMenu_Center : R.style.Animations_PopDownMenu_Center); } else { window.setAnimationStyle((onTop) ? R.style.Animations_PopDownMenu_Right : R.style.Animations_PopDownMenu_Right); } break; } } /** * Create action list * */ private void createActionList() { View view; String title; Drawable icon; OnClickListener listener; int index = 1; for (int i = 0; i < actionList.size(); i++) { title = actionList.get(i).getTitle(); icon = actionList.get(i).getIcon(); listener = actionList.get(i).getListener(); view = getActionItem(title, icon, listener); view.setFocusable(true); view.setClickable(true); mTrack.addView(view, index); index++; } } /** * Get action item {@link View} * * @param title action item title * @param icon {@link Drawable} action item icon * @param listener {@link View.OnClickListener} action item listener * @return action item {@link View} */ private View getActionItem(String title, Drawable icon, OnClickListener listener) { LinearLayout container = (LinearLayout) inflater.inflate(R.layout.action_item, null); ImageView img = (ImageView) container.findViewById(R.id.icon); TextView text = (TextView) container.findViewById(R.id.title); if (icon != null) { img.setImageDrawable(icon); } else { img.setVisibility(View.GONE); } if (title != null) { text.setText(title); } else { text.setVisibility(View.GONE); } if (listener != null) { container.setOnClickListener(listener); } return container; } /** * Show arrow * * @param whichArrow arrow type resource id * @param requestedX distance from left screen */ protected void showArrow(int whichArrow, int requestedX) { final View showArrow = (whichArrow == R.id.arrow_up) ? mArrowUp : mArrowDown; final View hideArrow = (whichArrow == R.id.arrow_up) ? mArrowDown : mArrowUp; final int arrowWidth = mArrowUp.getMeasuredWidth(); showArrow.setVisibility(View.VISIBLE); ViewGroup.MarginLayoutParams param = (ViewGroup.MarginLayoutParams)showArrow.getLayoutParams(); param.leftMargin = requestedX - arrowWidth / 2; hideArrow.setVisibility(View.INVISIBLE); } } Related Class of net.londatiga.android.QuickAction Copyright © 2011 www.androidadb.com. All rights reserved. All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc. Contact . See also: | | |

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